阅读说明：本技术 一种可调节的楼宇控制用风机叶片喷砂装置 (Adjustable sand blasting device for fan blades for building control ) 是由 林雅雯 于 2021-06-29 设计创作，主要内容包括：本发明涉及一种楼宇控制领域,尤其涉及一种可调节的楼宇控制用风机叶片喷砂装置。本发明的目的是提供一种可调节的楼宇控制用风机叶片喷砂装置。技术方案为：一种可调节的楼宇控制用风机叶片喷砂装置,包括有底架、固定单元、转动单元、喷砂单元、控制屏、支柱、第一支架、第一收集框、第二收集框、第二支架和第三支架；底架与转动单元相连接；底架与控制屏相连接；底架与支柱相连接；底架与第一支架相连接。本发明实现了对已经组装焊接好的三叶片风机叶片组进行喷砂处理,极好的保护了无需喷砂的叶片根部位置,且可调节喷头的位置加强喷砂的效率。(The invention relates to the field of building control, in particular to an adjustable sand blasting device for a fan blade for building control. The invention aims to provide an adjustable sand blasting device for a fan blade for building control. The technical scheme is as follows: an adjustable sand blasting device for a fan blade for building control comprises an underframe, a fixing unit, a rotating unit, a sand blasting unit, a control screen, a support column, a first support, a first collecting frame, a second support and a third support; the underframe is connected with the rotating unit; the chassis is connected with the control screen; the underframe is connected with the support; the chassis is connected with the first bracket. The invention realizes the sand blasting treatment of the assembled and welded three-blade fan blade group, well protects the root position of the blade without sand blasting, and can adjust the position of the spray head to enhance the sand blasting efficiency.)

1. The utility model provides a building control is with fan blade sand blasting unit with adjustable, collects frame, second support and third support, its characterized in that including chassis, control panel, pillar, first support, first collection frame, second: the device also comprises a fixing unit, a rotating unit and a sand blasting unit; the underframe is connected with the rotating unit; the chassis is connected with the control screen; the underframe is connected with the support; the underframe is connected with the first support; the underframe is connected with the second bracket; the underframe is connected with the third bracket; the fixed unit is connected with the rotating unit; the fixing unit is connected with the second bracket; the fixing unit is connected with the third bracket; the rotating unit is connected with the sand blasting unit; the rotating unit is connected with the third bracket; the sand blasting unit is connected with the first bracket; the first bracket is connected with the first collecting frame; the first support is connected with the second collecting frame.

2. An adjustable blower vane blasting apparatus for building control as claimed in claim 1, wherein: the fixing unit comprises a first electric slide block, a first electric slide rail, a first transmission rod, a second rod sleeve, a first bevel gear, a first fixing mechanism, a second bevel gear and a third transmission rod; the first electric sliding block is connected with the first fixing mechanism; the first electric sliding block is in sliding connection with the first electric sliding rail; the first electric slide rail is fixedly connected with the third bracket; the first transmission rod is connected with the first fixing mechanism; the first transmission rod is connected with the second rod sleeve in a sliding manner; the outer surface of the second rod sleeve is fixedly connected with the first bevel gear; the first bevel gear is connected with the rotating unit; the outer surface of the second rod sleeve is rotationally connected with the third bracket; a second fixing mechanism is arranged below the first fixing mechanism; the second fixing mechanism is connected with the second bracket; the second fixing mechanism is connected with the third transmission rod; the second bevel gear is connected with the rotating unit; the outer surface of the third transmission rod is fixedly connected with the second bevel gear.

3. An adjustable blower vane blasting apparatus for building control as claimed in claim 2, wherein: the first fixing mechanism comprises a supporting plate, a first connecting plate, a first motor, a fourth transmission rod, a special-shaped sliding block, a second connecting plate, a first electric push rod, a third bevel gear, a concave cover plate, a first connecting rod, a first connecting block, a fifth transmission rod, a second connecting block, a first rubber block, a second rubber block, a third rubber block, a first spring rod, a second spring rod, a third rod sleeve, a fourth bevel gear and a second connecting rod; the first transmission rod is fixedly connected with the support plate; the supporting plate is fixedly connected with the first connecting plate; the supporting plate is fixedly connected with the second connecting plate; the first motor is fixedly connected with the second connecting plate; the supporting plate is fixedly connected with the first electric push rod; the first connecting plate is fixedly connected with the concave cover plate; the output shaft of the first motor is fixedly connected with the fourth transmission rod; the outer surface of the fourth transmission rod is in sliding connection with the special-shaped sliding block; the outer surface of the fourth transmission rod is rotatably connected with the concave cover plate; the outer surface of the fourth transmission rod is fixedly connected with the third bevel gear; the special-shaped sliding block is rotationally connected with the first connecting rod through a rotating shaft; the special-shaped sliding block is fixedly connected with the first electric push rod; the third bevel gear is meshed with the fourth bevel gear; the concave cover plate is rotationally connected with the second connecting rod through a rotating shaft; the concave cover plate is rotationally connected with the third rod sleeve; the first connecting rod is in sliding connection with the second connecting rod through a rotating shaft; the first connecting rod is rotatably connected with the first connecting block through a rotating shaft; the first connecting block is rotatably connected with the fifth transmission rod; the fifth transmission rod is connected with the third rod sleeve in a sliding manner; the outer surface of the fifth transmission rod is rotatably connected with the second connecting block; the second connecting block is fixedly connected with the first rubber block; the second connecting block is connected with the second rubber block through a first spring rod; the second connecting block is connected with the third rubber block through a second spring rod; the outer surface of the third rod sleeve is fixedly connected with a fourth bevel gear; the first connecting rod, the first connecting block, the fifth transmission rod, the second connecting block, the first rubber block, the second rubber block, the third rubber block, the first spring rod, the second spring rod, the third rod sleeve, the fourth bevel gear and the second connecting rod are annularly arrayed in three groups around the fourth transmission rod.

4. An adjustable blower-vane blasting apparatus for building control as claimed in claim 3, wherein: the rotating unit comprises a second motor, a seventh transmission rod, a first rod sleeve, a third connecting plate, a second electric push rod, a straight gear, an internal gear, an eighth transmission rod, a fifth bevel gear, a first transmission wheel, a second transmission rod and a sixth bevel gear; the second motor is fixedly connected with the underframe; the output shaft of the second motor is fixedly connected with a seventh transmission rod; the outer surface of the seventh transmission rod is in sliding connection with the first rod sleeve; the outer surface of the seventh transmission rod is rotatably connected with the underframe; the outer surface of the seventh transmission rod is connected with the sand blasting unit; the outer surface of the first rod sleeve is rotationally connected with the third connecting plate; the third connecting plate is fixedly connected with the second electric push rod; the second electric push rod is fixedly connected with the underframe; the outer surface of the first rod sleeve is fixedly connected with a straight gear; an inner gear is arranged on the side edge of the straight gear; the inner axis of the internal gear is fixedly connected with the eighth transmission rod; the outer surface of the eighth transmission rod is fixedly connected with the fifth bevel gear; the fifth bevel gear is meshed with the second bevel gear; the outer surface of the eighth transmission rod is fixedly connected with the first transmission wheel; the outer surface of the eighth transmission rod is rotatably connected with the underframe; the outer ring surface of the first driving wheel is in transmission connection with the second driving wheel through a belt; the inner axle center of the second driving wheel is fixedly connected with a second driving rod; the outer surface of the second transmission rod is fixedly connected with a sixth bevel gear; the sixth bevel gear is meshed with the first bevel gear; the outer surface of the second transmission rod is rotatably connected with the third bracket; the outer surface of the second transmission rod is connected with the underframe in a screwing mode.

5. An adjustable blower-vane blasting apparatus for building control as claimed in claim 4, wherein: the sand blasting unit comprises a seventh bevel gear, an eighth bevel gear, a sixth transmission rod, a first sand blasting mechanism and a second sand blasting mechanism; the outer surface of the seventh transmission rod is fixedly connected with a seventh bevel gear; the seventh bevel gear is meshed with the eighth bevel gear; the inner axis of the eighth bevel gear is fixedly connected with the sixth transmission rod; the outer surface of the sixth transmission rod is connected with the first sand blasting mechanism; the outer surface of the sixth transmission rod is connected with the second sand blasting mechanism; the sixth transmission rod is rotatably connected with the first bracket; the first sand blasting mechanism is connected with the first support; the second sand blasting mechanism is connected with the first support.

6. An adjustable blower vane blasting apparatus for building control as claimed in claim 5, wherein: the first sand blasting mechanism comprises a ninth bevel gear, a tenth bevel gear, a sand blasting head, a screw rod, a polish rod, a supporting frame, a fourth connecting plate, a second electric sliding rail, a third electric sliding rail, a second electric sliding block, a third electric sliding block and a Y-shaped rod; the outer surface of the sixth transmission rod is fixedly connected with the ninth bevel gear; the ninth bevel gear is meshed with the tenth bevel gear; the inner axis of the tenth bevel gear is fixedly connected with the screw rod; the outer surface of the screw rod is rotationally connected with the supporting frame; the supporting frame is fixedly connected with the first support; the outer surface of the screw rod is fixedly connected with the fourth connecting plate; the outer surface of the polished rod is fixedly connected with the supporting frame; the outer surface of the polished rod is in sliding connection with the fourth connecting plate; the fourth connecting plate is fixedly connected with the second electric slide rail; the fourth connecting plate is fixedly connected with the third electric slide rail; the second electric slide rail is in sliding connection with the second electric slide block; the third electric slide rail is in sliding connection with the third electric slide block; the second electric slide block is rotationally connected with the Y-shaped rod; the third electric slide block is rotationally connected with the Y-shaped rod; the Y-shaped rod is fixedly connected with the sand blasting head.

7. An adjustable blower-vane blasting apparatus for building control as claimed in claim 3, wherein: the outer ring surfaces of the joint of the first transmission rod and the second rod sleeve, the joint of the fifth transmission rod and the third rod sleeve, and the joint of the seventh transmission rod and the first rod sleeve are provided with straight tangent planes.

8. An adjustable blower vane blasting apparatus for building control as claimed in claim 2, wherein: the first connecting rod is provided with a groove.

Technical Field

The invention relates to the field of building control, in particular to an adjustable sand blasting device for a fan blade for building control.

Background

A building automatic control system is a comprehensive system for carrying out centralized management and monitoring on various electromechanical devices in a building, a fan is an important tool for controlling the emission and input of gas in the building, in order to effectively prevent acidic condensate and solid particle erosion and abrasion on the surface of a fan blade, the surface of the fan blade needs to be subjected to wear-resistant and corrosion-resistant strengthening treatment, and a layer of protective material is usually sprayed on the fan blade.

At present need carry out sand blasting to the blade before to fan blade spraying one deck protective material, with reinforcing spraying effect, the operation is for wrapping up with the station device earlier monolithic blade root with the station device, again carry out the sandblast to all the other positions, but can only wrap up the monolithic blade, it is not feasible to assemble welded multi-blade fan blade group, and the blade generally can be the slope form, the unable complete laminating of utensil for the parcel is on the blade root surface, can not reach the effect of protection blade root, generally carry out the sandblast by artifical handheld shower nozzle to the blade surface during the sandblast in addition, to the blade of slope, manual operation is difficult to control the angle on shower nozzle and blade surface, lead to the sandblast effect poor.

In summary, there is a need to develop an adjustable blower blade sand blasting device for building control to overcome the above problems.

Disclosure of Invention

The invention aims to overcome the defects that the conventional blower blade sand blasting device for building control needs to perform sand blasting treatment on the blade before spraying a layer of protective material on the blower blade to enhance the spraying effect, the conventional operation is to wrap the root of a single blade by using a station device and then perform sand blasting on the rest parts, but only wrap the single blade, the assembly and welding of a multi-blade blower blade group is not feasible, the blade is generally inclined, the wrapping device cannot be completely attached to the surface of the root of the blade, the effect of protecting the root of the blade cannot be achieved, in addition, the surface of the blade is generally subjected to sand blasting by manually holding a nozzle in a hand, and for the inclined blade, the angle between the nozzle and the surface of the blade is difficult to control through manual operation, so that the sand blasting effect is poor.

The technical scheme is as follows: an adjustable sand blasting device for a fan blade for building control comprises an underframe, a fixing unit, a rotating unit, a sand blasting unit, a control screen, a support column, a first support, a first collecting frame, a second support and a third support; the underframe is connected with the rotating unit; the chassis is connected with the control screen; the underframe is connected with the support; the underframe is connected with the first support; the underframe is connected with the second bracket; the underframe is connected with the third bracket; the fixed unit is connected with the rotating unit; the fixing unit is connected with the second bracket; the fixing unit is connected with the third bracket; the rotating unit is connected with the sand blasting unit; the rotating unit is connected with the third bracket; the sand blasting unit is connected with the first bracket; the first bracket is connected with the first collecting frame; the first support is connected with the second collecting frame.

As an improvement of the above scheme, the fixing unit comprises a first electric slide block, a first electric slide rail, a first transmission rod, a second rod sleeve, a first bevel gear, a first fixing mechanism, a second bevel gear and a third transmission rod; the first electric sliding block is connected with the first fixing mechanism; the first electric sliding block is in sliding connection with the first electric sliding rail; the first electric slide rail is fixedly connected with the third bracket; the first transmission rod is connected with the first fixing mechanism; the first transmission rod is connected with the second rod sleeve in a sliding manner; the outer surface of the second rod sleeve is fixedly connected with the first bevel gear; the first bevel gear is connected with the rotating unit; the outer surface of the second rod sleeve is rotationally connected with the third bracket; a second fixing mechanism is arranged below the first fixing mechanism; the second fixing mechanism is connected with the second bracket; the second fixing mechanism is connected with the third transmission rod; the second bevel gear is connected with the rotating unit; the outer surface of the third transmission rod is fixedly connected with the second bevel gear.

As an improvement of the above scheme, the first fixing mechanism comprises a support plate, a first connecting plate, a first motor, a fourth transmission rod, a special-shaped sliding block, a second connecting plate, a first electric push rod, a third bevel gear, a concave cover plate, a first connecting rod, a first connecting block, a fifth transmission rod, a second connecting block, a first rubber block, a second rubber block, a third rubber block, a first spring rod, a second spring rod, a third rod sleeve, a fourth bevel gear and a second connecting rod; the first transmission rod is fixedly connected with the support plate; the supporting plate is fixedly connected with the first connecting plate; the supporting plate is fixedly connected with the second connecting plate; the first motor is fixedly connected with the second connecting plate; the supporting plate is fixedly connected with the first electric push rod; the first connecting plate is fixedly connected with the concave cover plate; the output shaft of the first motor is fixedly connected with the fourth transmission rod; the outer surface of the fourth transmission rod is in sliding connection with the special-shaped sliding block; the outer surface of the fourth transmission rod is rotatably connected with the concave cover plate; the outer surface of the fourth transmission rod is fixedly connected with the third bevel gear; the special-shaped sliding block is rotationally connected with the first connecting rod through a rotating shaft; the special-shaped sliding block is fixedly connected with the first electric push rod; the third bevel gear is meshed with the fourth bevel gear; the concave cover plate is rotationally connected with the second connecting rod through a rotating shaft; the concave cover plate is rotationally connected with the third rod sleeve; the first connecting rod is in sliding connection with the second connecting rod through a rotating shaft; the first connecting rod is rotatably connected with the first connecting block through a rotating shaft; the first connecting block is rotatably connected with the fifth transmission rod; the fifth transmission rod is connected with the third rod sleeve in a sliding manner; the outer surface of the fifth transmission rod is rotatably connected with the second connecting block; the second connecting block is fixedly connected with the first rubber block; the second connecting block is connected with the second rubber block through a first spring rod; the second connecting block is connected with the third rubber block through a second spring rod; the outer surface of the third rod sleeve is fixedly connected with a fourth bevel gear; the first connecting rod, the first connecting block, the fifth transmission rod, the second connecting block, the first rubber block, the second rubber block, the third rubber block, the first spring rod, the second spring rod, the third rod sleeve, the fourth bevel gear and the second connecting rod are annularly arrayed in three groups around the fourth transmission rod.

As an improvement of the above scheme, the rotating unit comprises a second motor, a seventh transmission rod, a first rod sleeve, a third connecting plate, a second electric push rod, a straight gear, an internal gear, an eighth transmission rod, a fifth bevel gear, a first transmission wheel, a second transmission rod and a sixth bevel gear; the second motor is fixedly connected with the underframe; the output shaft of the second motor is fixedly connected with a seventh transmission rod; the outer surface of the seventh transmission rod is in sliding connection with the first rod sleeve; the outer surface of the seventh transmission rod is rotatably connected with the underframe; the outer surface of the seventh transmission rod is connected with the sand blasting unit; the outer surface of the first rod sleeve is rotationally connected with the third connecting plate; the third connecting plate is fixedly connected with the second electric push rod; the second electric push rod is fixedly connected with the underframe; the outer surface of the first rod sleeve is fixedly connected with a straight gear; an inner gear is arranged on the side edge of the straight gear; the inner axis of the internal gear is fixedly connected with the eighth transmission rod; the outer surface of the eighth transmission rod is fixedly connected with the fifth bevel gear; the fifth bevel gear is meshed with the second bevel gear; the outer surface of the eighth transmission rod is fixedly connected with the first transmission wheel; the outer surface of the eighth transmission rod is rotatably connected with the underframe; the outer ring surface of the first driving wheel is in transmission connection with the second driving wheel through a belt; the inner axle center of the second driving wheel is fixedly connected with a second driving rod; the outer surface of the second transmission rod is fixedly connected with a sixth bevel gear; the sixth bevel gear is meshed with the first bevel gear; the outer surface of the second transmission rod is rotatably connected with the third bracket; the outer surface of the second transmission rod is connected with the underframe in a screwing mode.

As an improvement of the scheme, the sand blasting unit comprises a seventh bevel gear, an eighth bevel gear, a sixth transmission rod, a first sand blasting mechanism and a second sand blasting mechanism; the outer surface of the seventh transmission rod is fixedly connected with a seventh bevel gear; the seventh bevel gear is meshed with the eighth bevel gear; the inner axis of the eighth bevel gear is fixedly connected with the sixth transmission rod; the outer surface of the sixth transmission rod is connected with the first sand blasting mechanism; the outer surface of the sixth transmission rod is connected with the second sand blasting mechanism; the sixth transmission rod is rotatably connected with the first bracket; the first sand blasting mechanism is connected with the first support; the second sand blasting mechanism is connected with the first support.

As an improvement of the above scheme, the first sand blasting mechanism comprises a ninth bevel gear, a tenth bevel gear, a sand blasting head, a screw rod, a polish rod, a support frame, a fourth connecting plate, a second electric slide rail, a third electric slide rail, a second electric slide block, a third electric slide block and a Y-shaped rod; the outer surface of the sixth transmission rod is fixedly connected with the ninth bevel gear; the ninth bevel gear is meshed with the tenth bevel gear; the inner axis of the tenth bevel gear is fixedly connected with the screw rod; the outer surface of the screw rod is rotationally connected with the supporting frame; the supporting frame is fixedly connected with the first support; the outer surface of the screw rod is fixedly connected with the fourth connecting plate; the outer surface of the polished rod is fixedly connected with the supporting frame; the outer surface of the polished rod is in sliding connection with the fourth connecting plate; the fourth connecting plate is fixedly connected with the second electric slide rail; the fourth connecting plate is fixedly connected with the third electric slide rail; the second electric slide rail is in sliding connection with the second electric slide block; the third electric slide rail is in sliding connection with the third electric slide block; the second electric slide block is rotationally connected with the Y-shaped rod; the third electric slide block is rotationally connected with the Y-shaped rod; the Y-shaped rod is fixedly connected with the sand blasting head.

As an improvement of the scheme, straight tangent planes are arranged on the outer ring surfaces of the joint of the first transmission rod and the second rod sleeve, the joint of the fifth transmission rod and the third rod sleeve, and the joint of the seventh transmission rod and the first rod sleeve.

As the improvement of the scheme, the first connecting rod is provided with a groove.

The invention has the beneficial effects that: (one), need carry out sand blasting to the blade before spraying one deck protective material to fan blade at present for solving, with reinforcing spraying effect, the operation is for wrapping up with station device with monolithic blade root earlier, again sand blasting to all the other positions, but can only wrap up monolithic blade, it is not feasible to the good multi-blade fan blade group of assembly welding, and the blade generally can be the slope form, the unable complete laminating of utensil for the parcel is on blade root surface, reach the effect of protection blade root, generally carry out the sandblast to the blade surface by artifical handheld shower nozzle during the sandblast in addition, to the blade of slope, manual work is difficult to control the angle on shower nozzle and blade surface, lead to the poor shortcoming of sandblast effect.

The invention is provided with a fixing unit, a rotating unit and a sand blasting unit; when the adjustable sand blasting device is used, the adjustable sand blasting device for the fan blade for building control is placed at a position to be used, the position of the strut is adjusted to enable the bottom frame to be horizontal, then the device is externally connected with a power supply, and the device is controlled to be started through the control screen; put fan blade group earlier in the fixed unit who is connected with second support and third support, the fixed unit starts to fix fan blade and live root parcel protection, area is adjustable to the parcel, and inseparable laminating root surface, later rotate in unit start control fan blade shifts to the sandblast unit who is connected with first support in proper order, sandblast unit starts carries out sand blasting simultaneously to fan blade's upper and lower two sides, and the angle of adjustable sandblast head, make sandblast head and blade surface's angle remain the best throughout, dull polish and stereotyped and piece are collected by first collection frame and the cooperation of second collection frame.

The invention realizes the sand blasting treatment of the assembled and welded three-blade fan blade group, well protects the root position of the blade without sand blasting, and can adjust the position of the spray head to enhance the sand blasting efficiency.

Drawings

FIG. 1 is a schematic perspective view of a first embodiment of the present invention;

FIG. 2 is a schematic perspective view of a second embodiment of the present invention;

FIG. 3 is a schematic perspective view of a fixing unit according to the present invention;

FIG. 4 is a first perspective view of the first fixing mechanism of the present invention;

FIG. 5 is a second perspective view of the first fastening mechanism of the present invention;

FIG. 6 is a perspective view of the first and second connecting rods of the present invention;

FIG. 7 is a perspective view of the rotating unit of the present invention;

FIG. 8 is a schematic perspective view of a blasting unit according to the present invention;

FIG. 9 is a schematic perspective view of a first sand blasting mechanism according to the present invention;

fig. 10 is a partial perspective view of the first sand blasting mechanism according to the present invention.

Number designation in the figures: 1. underframe, 2, fixing unit, 3, rotating unit, 4, sand blasting unit, 5, control screen, 6, pillar, 7, first bracket, 8, first collecting frame, 9, second collecting frame, 10, second bracket, 11, third bracket, 201, first electric slide block, 202, first electric slide rail, 203, first transmission rod, 204, second rod sleeve, 205, first bevel gear, 206, first fixing mechanism, 207, second fixing mechanism, 208, second bevel gear, 209, third transmission rod, 20601, support plate, 20602, first connecting plate, 20603, first motor, 20604, fourth transmission rod, 20605, profiled slide block, 20606, second connecting plate, 20607, first electric push rod, 20608, third bevel gear, 20609, concave cover plate, 206010, first connecting rod, 206011, first connecting block, 206012, fifth transmission rod, 206013, second connecting block, 206014, first rubber block, 206015, A second rubber block, 206016, a third rubber block, 206017, a first spring rod, 206018, a second spring rod, 206019, a third rod sleeve, 206020, a fourth bevel gear, 206021, a second connecting rod, 301, a second motor, 302, a seventh transmission rod, 303, a first rod sleeve, 304, a third connecting plate, 305, a second electric push rod, 306, a spur gear, 307, an internal gear, 308, an eighth transmission rod, 309, a fifth bevel gear, 3010, a first transmission wheel, 3011, a second transmission wheel, 3012, a second transmission rod, 3013, a sixth bevel gear, 401, a seventh bevel gear, 402, an eighth bevel gear, 403, a sixth transmission rod, 404, a first mechanism, 405, a second sand blasting mechanism, 40401, a ninth bevel blasting gear, 40402, a tenth bevel gear, 40403, a sand blasting head, 40404, 40405, a polish rod, 406, a support frame, 40407, a fourth connecting plate, 408, 4040405, a third electric slide rail, 409, 404010, a second electric slider, 404011, a third electric slider, 404012 and a Y-shaped rod.

Detailed Description

The above-described scheme is further illustrated below with reference to specific examples. It should be understood that these examples are for illustrative purposes and are not intended to limit the scope of the present application. The conditions used in the examples may be further adjusted according to the conditions of the particular manufacturer, and the conditions not specified are generally the conditions in routine experiments.

Example 1

An adjustable blower blade sand blasting device for building control is shown in figures 1-10 and comprises a bottom frame 1, a fixing unit 2, a rotating unit 3, a sand blasting unit 4, a control screen 5, a support 6, a first support 7, a first collecting frame 8, a second collecting frame 9, a second support 10 and a third support 11; the underframe 1 is connected with the rotating unit 3; the underframe 1 is connected with a control screen 5; the underframe 1 is connected with a support 6; the underframe 1 is connected with a first bracket 7; the underframe 1 is connected with a second bracket 10; the underframe 1 is connected with a third bracket 11; the fixed unit 2 is connected with the rotating unit 3; the fixing unit 2 is connected with the second bracket 10; the fixing unit 2 is connected with the third bracket 11; the rotating unit 3 is connected with the sand blasting unit 4; the rotating unit 3 is connected with the third bracket 11; the sand blasting unit 4 is connected with the first bracket 7; the first bracket 7 is connected with a first collecting frame 8; the first bracket 7 is connected to the second collecting frame 9.

When the adjustable sand blasting device for the fan blade for building control is used, the adjustable sand blasting device for the fan blade for building control is placed at a position to be used, the position of the strut 6 is adjusted to enable the bottom frame 1 to be horizontal, then the power supply is externally connected, and the device is controlled to be started through the control screen 5; firstly, a fan blade group is placed in a fixing unit 2 connected with a second support 10 and a third support 11, the fixing unit 2 is started to fix the fan blades and wrap and protect the roots, the area of the wrapped areas is adjustable, the fan blades are tightly attached to the surfaces of the roots, then a rotating unit 3 is started to control the fan blades to be sequentially transferred into a sand blasting unit 4 connected with a first support 7, the sand blasting unit 4 is started to simultaneously perform sand blasting on the upper surface and the lower surface of the fan blades, the angle of a sand blasting head 40403 can be adjusted, the angle between the sand blasting head 40403 and the surfaces of the blades is always kept to be optimal, and sanding and scraps are collected by a first collecting frame 8 and a second collecting frame 9 in a matching mode; the invention realizes the sand blasting treatment of the assembled and welded three-blade fan blade group, well protects the root position of the blade without sand blasting, and can adjust the position of the spray head to enhance the sand blasting efficiency.

The fixing unit 2 comprises a first electric slide block 201, a first electric slide rail 202, a first transmission rod 203, a second rod sleeve 204, a first bevel gear 205, a first fixing mechanism 206, a second fixing mechanism 207, a second bevel gear 208 and a third transmission rod 209; the first electric slide block 201 is connected with the first fixing mechanism 206; the first electric sliding block 201 is connected with the first electric sliding rail 202 in a sliding manner; the first electric slide rail 202 is fixedly connected with the third bracket 11; the first transmission rod 203 is connected with the first fixing mechanism 206; the first transmission rod 203 is connected with the second rod sleeve 204 in a sliding manner; the outer surface of the second rod sleeve 204 is fixedly connected with a first bevel gear 205; the first bevel gear 205 is connected with the rotating unit 3; the outer surface of the second rod sleeve 204 is rotatably connected with the third bracket 11; a second fixing mechanism 207 is arranged below the first fixing mechanism 206; the second fixing mechanism 207 is connected with the second bracket 10; the second fixing mechanism 207 is connected with a third transmission rod 209; the second bevel gear 208 is connected to the rotating unit 3; the outer surface of the third transmission rod 209 is fixedly connected with the second bevel gear 208.

Firstly, a fan blade group is placed on a second fixing mechanism 207, then a first electric slide block 201 is started to slide downwards on a first electric slide rail 202 to drive a first fixing mechanism 206 to move downwards, the first electric slide block moves until the first fixing mechanism 206 is contacted with the second fixing mechanism 207, the first fixing mechanism 206 drives a first transmission rod 203 to slide in a second rod sleeve 204 when moving downwards, then the first fixing mechanism 206 and the second fixing mechanism 207 are started to wrap and protect the root part of the fan blade, then a rotating unit 3 drives a first bevel gear 205 and a second bevel gear 208 to simultaneously rotate in the same direction, the first bevel gear 205 drives the second rod sleeve 204 to drive a first transmission rod 203 to rotate, the first transmission rod 203 drives the first fixing mechanism 206 to rotate, the second bevel gear 208 drives a third transmission rod 209 to drive the second fixing mechanism 207 to rotate, the first fixing mechanism 206 and the second fixing mechanism 207 simultaneously rotate to drive the fan blade group which is fixed together to rotate, the blades are driven to rotate to a position between a first sand blasting mechanism 404 and a second sand blasting mechanism 405 in the sand blasting unit 4 in sequence for sand blasting treatment; this unit has realized the parcel protection to the fixed of fan blade group and blade root.

The first fixing mechanism 206 comprises a supporting plate 20601, a first connecting plate 20602, a first motor 20603, a fourth driving rod 20604, a profile slide block 20605, a second connecting plate 20606, a first electric push rod 20607, a third bevel gear 20608, a concave cover plate 20609, a first connecting rod 206010, a first connecting block 206011, a fifth driving rod 206012, a second connecting block 206013, a first rubber block 206014, a second rubber block 206015, a third rubber block 206016, a first spring rod 206017, a second spring rod 206018, a third rod sleeve 206019, a fourth bevel gear 206020 and a second connecting rod 206021; the first transmission rod 203 is fixedly connected with the support plate 20601; the support plate 20601 is fixedly connected with the first connecting plate 20602; the support plate 20601 is fixedly connected with the second connecting plate 20606; the first motor 20603 is fixedly connected with the second connecting plate 20606; the support plate 20601 is fixedly connected with the first electric push rod 20607; the first connecting plate 20602 is fixedly connected with the concave cover plate 20609; an output shaft of the first motor 20603 is fixedly connected with the fourth transmission rod 20604; the outer surface of the fourth transmission rod 20604 is connected with the special-shaped sliding block 20605 in a sliding manner; the outer surface of the fourth transmission rod 20604 is rotatably connected with the concave cover plate 20609; the outer surface of the fourth transmission rod 20604 is fixedly connected with the third bevel gear 20608; the special-shaped sliding block 20605 is rotatably connected with the first connecting rod 206010 through a rotating shaft; the special-shaped sliding block 20605 is fixedly connected with the first electric push rod 20607; the third bevel gear 20608 is engaged with the fourth bevel gear 206020; the concave cover plate 20609 is rotatably connected with the second connecting rod 206021 through a rotating shaft; the concave cover plate 20609 is rotatably connected to the third lever sleeve 206019; the first link 206010 is connected with the second link 206021 in a sliding way through a rotating shaft; the first link 206010 is rotatably connected with the first connecting block 206011 through a rotating shaft; the first connecting block 206011 is rotatably connected with the fifth transmission rod 206012; the fifth transmission rod 206012 is in sliding connection with the third rod sleeve 206019; the outer surface of the fifth transmission rod 206012 is rotatably connected with the second connecting block 206013; the second connecting block 206013 is fixedly connected with the first rubber block 206014; the second connecting block 206013 is connected with the second rubber block 206015 through a first spring rod 206017; the second connecting block 206013 is connected with the third rubber block 206016 through a second spring rod 206018; the outer surface of the third rod sleeve 206019 is fixedly connected with a fourth bevel gear 206020; the first link 206010, the first connecting block 206011, the fifth transmission rod 206012, the second connecting block 206013, the first rubber block 206014, the second rubber block 206015, the third rubber block 206016, the first spring rod 206017, the second spring rod 206018, the third rod sleeve 206019, the fourth bevel gear 206020 and the second link 206021 are arranged in three groups in a circular array around the fourth transmission rod 20604.

The first fixing mechanism 206 and the second fixing mechanism 207 have the same structure, after the first fixing mechanism 206 moves downwards to contact with the second fixing mechanism 207, that is, the first electric sliding block 201 drives the supporting plate 20601 to move downwards, the supporting plate 20601 drives the concave cover plate 20609 to move downwards through the first connecting plate 20602 to wrap the positions except for the blades, wherein the blades are wrapped by the first rubber block 206014, the second rubber block 206015 and the third rubber block 206016, due to the elastic force of the first spring rod 206017 and the second spring rod 206018, the second rubber block 206015 and the third rubber block 206016 in the two mechanisms are tightly attached together to wrap the two sides of the blade path, when the positions for wrapping the blades need to be adjusted, the first electric push rod 20607 starts to drive the sliding block 20605 to slide downwards on the fourth transmission rod 20604, the special-shaped sliding block 20605 drives one end of the first connecting rod 206010 to move downwards, so that the other end of the first connecting rod 206010 drives the fifth transmission rod 206012 to slide outwards in the third rod sleeve 206019 through the first connecting block 206011, in the process, one end of the second connecting rod 206021 slides on the first connecting rod 206010 to cooperate with the first connecting rod 20606, the first motor 20603 connected with the second connecting plate 20606 is started to drive the fourth driving rod 20604 to drive the third bevel gear 20608 to rotate, the third bevel gear 20608 drives the fourth bevel gear 206020 to drive the third rod sleeve 206019 to rotate, the third rod sleeve 206019 drives the second connecting block 206013 and parts connected with the second connecting block to rotate, the lower surface of the first rubber block 206014 is a cambered surface, and because the surface of the blade is a gradually-changed cambered surface, the lower surfaces of the first rubber block 206014, the second rubber block 206015 and the third rubber block 206016 can be always attached to the surface of the blade and always attached to the surface of the blade, and when the blade rotates to a set position, the position of the blade is adjusted, and other blades are wrapped by the same principle; this mechanism has realized the fixed of blading fan blade group, to the parcel of blade root, and inseparable laminating root surface.

The rotating unit 3 comprises a second motor 301, a seventh transmission rod 302, a first rod sleeve 303, a third connecting plate 304, a second electric push rod 305, a straight gear 306, an internal gear 307, an eighth transmission rod 308, a fifth bevel gear 309, a first transmission wheel 3010, a second transmission wheel 3011, a second transmission rod 3012 and a sixth bevel gear 3013; the second motor 301 is fixedly connected with the underframe 1; an output shaft of the second motor 301 is fixedly connected with a seventh transmission rod 302; the outer surface of the seventh transmission rod 302 is in sliding connection with the first rod sleeve 303; the outer surface of the seventh transmission rod 302 is rotatably connected with the underframe 1; the outer surface of the seventh transmission rod 302 is connected with the sand blasting unit 4; the outer surface of the first rod sleeve 303 is rotatably connected with a third connecting plate 304; the third connecting plate 304 is fixedly connected with a second electric push rod 305; the second electric push rod 305 is fixedly connected with the underframe 1; the outer surface of the first rod sleeve 303 is fixedly connected with a straight gear 306; an inner gear 307 is arranged on the side of the straight gear 306; the inner axis of the inner gear 307 is fixedly connected with the eighth transmission rod 308; the outer surface of the eighth transmission rod 308 is fixedly connected with a fifth bevel gear 309; a fifth bevel gear 309 is engaged with the second bevel gear 208; the outer surface of the eighth transmission rod 308 is fixedly connected with the first transmission wheel 3010; the outer surface of the eighth transmission rod 308 is rotatably connected with the underframe 1; the outer ring surface of the first driving wheel 3010 is in driving connection with a second driving wheel 3011 through a belt; the inner axis of the second transmission wheel 3011 is fixedly connected with the second transmission rod 3012; the outer surface of the second transmission rod 3012 is fixedly connected with a sixth bevel gear 3013; sixth bevel gear 3013 meshes with first bevel gear 205; the outer surface of the second transmission rod 3012 is rotatably connected with the third bracket 11; the outer surface of the second transmission rod 3012 is screwed with the chassis 1.

After the fan blade set is fixed, the second electric push rod 305 is started to drive the third connecting plate 304 to move, the third connecting plate 304 drives the first rod sleeve 303 to slide on the seventh transmission rod 302, the seventh transmission rod 302 moves along with the first rod sleeve 303 until the seventh transmission rod 302 is meshed with the internal gear 307, then the second motor 301 drives the seventh transmission rod 302 to drive the first rod sleeve 303 to rotate, the seventh transmission rod 302 also drives the sand blasting unit 4 to operate, the first rod sleeve 303 drives the spur gear 306 to drive the internal gear 307 to rotate, the internal gear 307 drives the eighth transmission rod 308 to drive the fifth bevel gear 309 and the first transmission wheel 3010 to rotate, the first transmission wheel 3010 drives the second transmission wheel 3011 to drive the second transmission rod 3012 to rotate, the second transmission wheel 3011 drives the second transmission rod 3012 to drive the sixth bevel gear 3013 to rotate, the fifth bevel gear 309 and the sixth bevel gear 3013 to drive the blade set on the fixing unit 2 to rotate, the blades are sequentially positioned between the first blasting mechanism 404 and the second blasting mechanism 405 in the blasting unit 4 to perform blasting treatment, and when the blasting unit 4 is operated, the spur gear 306 is controlled to be disengaged from the internal gear 307; this unit has realized the rotation to fan blade group.

The sand blasting unit 4 comprises a seventh bevel gear 401, an eighth bevel gear 402, a sixth transmission rod 403, a first sand blasting mechanism 404 and a second sand blasting mechanism 405; the outer surface of the seventh transmission rod 302 is fixedly connected with a seventh bevel gear 401; the seventh bevel gear 401 is meshed with the eighth bevel gear 402; the inner axis of the eighth bevel gear 402 is fixedly connected with a sixth transmission rod 403; the outer surface of the sixth transmission rod 403 is connected with the first sand blasting mechanism 404; the outer surface of the sixth transmission rod 403 is connected with the second sand blasting mechanism 405; the sixth transmission rod 403 is rotatably connected with the first bracket 7; the first sand blasting mechanism 404 is connected with the first bracket 7; the second blasting mechanism 405 is connected to the first carriage 7.

When the fan blade group is positioned between the first sand blasting mechanism 404 and the second sand blasting mechanism 405, the seventh transmission rod 302 drives the seventh bevel gear 401 to drive the eighth bevel gear 402 to rotate, the eighth bevel gear 402 drives the sixth transmission rod 403 to drive the first sand blasting mechanism 404 and the second sand blasting mechanism 405 to operate, and the first sand blasting mechanism 404 and the second sand blasting mechanism 405 perform sand blasting treatment on the upper surface and the lower surface of the blade simultaneously; this unit has realized the sand blasting to the blade surface.

The first sand blasting mechanism 404 comprises a ninth bevel gear 40401, a tenth bevel gear 40402, a sand blasting head 40403, a screw 40404, a polish rod 40405, a support frame 40406, a fourth connecting plate 40407, a second electric slide rail 40408, a third electric slide rail 40409, a second electric slide block 404010, a third electric slide block 404011 and a Y-shaped rod 404012; the outer surface of the sixth transmission rod 403 is fixedly connected with a ninth bevel gear 40401; ninth bevel gear 40401 is meshed with tenth bevel gear 40402; the inner axis of the tenth bevel gear 40402 is fixedly connected with the screw 40404; the outer surface of the screw 40404 is rotatably connected with the support frame 40406; the supporting frame 40406 is fixedly connected with the first bracket 7; the outer surface of the screw 40404 is fixedly connected with a fourth connecting plate 40407; the outer surface of the polish rod 40405 is fixedly connected with the support frame 40406; the outer surface of the polish rod 40405 is slidably connected with the fourth connecting plate 40407; the fourth connecting plate 40407 is fixedly connected with the second electric slide rail 40408; the fourth connecting plate 40407 is fixedly connected with the third electric slide rail 40409; the second electric slide rail 40408 is connected with the second electric slide block 404010 in a sliding manner; the third electric slide rail 40409 is in sliding connection with the third electric slide block 404011; the second electric slider 404010 is rotationally connected with the Y-shaped rod 404012; the third electric slider 404011 is rotationally connected with the Y-shaped rod 404012; the Y-bar 404012 is fixedly connected to the blast head 40403.

Firstly, the sixth transmission rod 403 drives the ninth bevel gear 40401 to drive the tenth bevel gear 40402 to rotate, the tenth bevel gear 40402 drives the lead screw 40404 connected with the supporting frame 40406 to rotate, the lead screw 40404 rotates to drive the fourth connecting plate 40407 to slide on the polish rod 40405, the forward and reverse rotation of the lead screw 40404 is realized by controlling the forward and reverse rotation of the second motor 301, therefore, the fourth connecting plate 40407 can slide on the polish rod 40405 in a reciprocating manner, an external sand blower is started to input frosted sand into the sand blasting head 40403 in the sliding process, the frosted sand is sprayed out to perform sand blasting treatment on the surface of the blade, the second electric sliding block 404010 and the third electric sliding block 404011 can slide on the second electric sliding rail 40408 and the third electric sliding rail 40409 in the moving process, thereby driving the Y-shaped rod 404012 to rotate, the Y-shaped rod 404012 to rotate and drive the sand blasting head 40403 to rotate, the angle between the sand blasting head 40403 and the blade surface is always optimal, the sand blasting effect is ensured, and the first sand blasting mechanism 404 and the second sand blasting mechanism 405 are identical in structure; the ground and ground debris directly fall into the first collecting frame 8 in a downward splashing manner, and the upward splashing is blocked by the second collecting frame 9 and then falls into the first collecting frame 8 again for collection; this unit realizes the sand blasting to the blade surface.

Straight tangent planes are arranged on the outer ring surfaces of the joint of the first transmission rod 203 and the second rod sleeve 204, the joint of the fifth transmission rod 206012 and the third rod sleeve 206019, and the joint of the seventh transmission rod 302 and the first rod sleeve 303.

The rod and the sleeve can slide mutually and can be driven to rotate mutually.

The first link 206010 is provided with a groove.

The second link 206021 can be easily slid on the first link 206010 by a rotating shaft.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.