阅读说明：本技术 一种气瓶夹持机构、吹扫装置及其使用方法 (Gas cylinder clamping mechanism, purging device and using method of purging device ) 是由 黄崧 陈杰 张学林 赵忠国 邱勇军 熊姝涛 毛鲲 于 2021-07-14 设计创作，主要内容包括：本发明属于气瓶处理技术领域,具体涉及一种气瓶夹持机构、吹扫装置及其使用方法,包括基座、转盘和夹持组件,基座包括多个环形板,环形板上均匀开设有多个条形通孔,转盘转动安装在其中一个环形板上,转盘上均匀开设有多个弧形通孔,夹持组件包括多根竖直设置的推压杆,推压杆外侧设有副杆,副杆穿设在条形通孔和弧形通孔内,基座的下端还固定设有承接座。其目的是：通过环形板的条形通孔、转盘的弧形通孔与夹持组件的相互匹配,利用转盘的转动,同时带动夹持组件的多个推压杆同步向内进行挤压,完成对气瓶的夹持,进而使得各种直径尺寸存在差异的气瓶在被夹持后,气瓶的中轴线与基座的中轴线共线,即可对不同直径的气瓶进行夹持,通用性强。(The invention belongs to the technical field of gas cylinder treatment, and particularly relates to a gas cylinder clamping mechanism, a purging device and a using method thereof. The purpose is as follows: through the bar through-hole of annular plate, the arc through-hole of carousel and the mutual matching of centre gripping subassembly, utilize the rotation of carousel, drive a plurality of poles that bulldoze of centre gripping subassembly simultaneously and inwards extrude in step, accomplish the centre gripping to the gas cylinder, and then make the gas cylinder that various diameter sizes exist the difference by the centre gripping back, the axis of gas cylinder and the axis collineation of base, can carry out the centre gripping to the gas cylinder of different diameters, the commonality is strong.)

1. The utility model provides a gas cylinder fixture which characterized in that: including base (1), carousel (2) and centre gripping subassembly (3), base (1) includes a plurality of annular slab (11), and is a plurality of the axis collineation of annular slab (11), and from the top down align to grid, a plurality of bar through-holes (111) have evenly been seted up on annular slab (11), carousel (2) rotate and install on one of them annular slab (11), a plurality of arc through-holes (21) have evenly been seted up on carousel (2), centre gripping subassembly (3) include many vertical settings push away pole (31), it wears to establish annular slab (11) and carousel (2) inboard to push away pole (31), it is equipped with vice pole (32) to push away the pole (31) outside, it is equipped with many connecting rods (33) to push away between pole (31) and vice pole (32), connecting rod (33) are located annular slab (11) top, vice pole (32) are worn to establish in bar through-hole (111) and arc through-hole (21), the lower end of the base (1) is also fixedly provided with a bearing seat (13).

2. A gas cylinder clamping mechanism according to claim 1, characterized in that: still fixed mounting has motor (12) on base (1), install gear (120) on the output shaft of motor (12), install outer ring gear on carousel (2), gear (120) and outer ring gear meshing.

3. A gas cylinder clamping mechanism according to claim 1, characterized in that: the base (1) comprises more than three annular plates (11), and the rotary disc (2) is positioned in the middle of the auxiliary rod (32).

4. A gas cylinder clamping mechanism according to claim 1, characterized in that: the bar-shaped through hole (111) and the arc-shaped through hole (21) are embedded with nests, and the auxiliary rod (32) is sleeved with a lantern ring in the nests.

5. A gas cylinder clamping mechanism according to claim 1, characterized in that: bar through-hole (111) are radial arrangement from outside to inside, the slide rail is installed to the lower terminal surface of connecting rod (33), the up end of annular slab (11) has the sliding block in bar through-hole (111) inboard fixed mounting, sliding block and slide rail sliding connection.

6. A gas cylinder clamping mechanism according to claim 1, characterized in that: the inner wall of the bearing seat (13) is in a conical shape with a big top and a small bottom.

7. A purging device, characterized in that: the gas cylinder clamping mechanism comprises the gas cylinder clamping mechanism of any one of claims 1 to 6, the purging device comprises a liftable sheath (4) positioned below the gas cylinder clamping mechanism, a gas blowing pipe (41) is fixedly arranged in the sheath (4), and an air pump is arranged at the free end of the gas blowing pipe (41).

8. A purging device as claimed in claim 7, wherein: a plurality of support rods (42) are fixedly arranged inside the sheath (4), and the support rods (42) are connected with the sheath (4) and the air blowing pipe (41).

9. A method of using a purge device, comprising: comprising the purge device of claim 8, the method of using the purge device comprising the steps of:

1) the gas cylinder (10) is placed into the gas cylinder clamping mechanism in an inverted manner, so that the gas cylinder (10) is propped against the bearing seat (13) under the action of gravity;

2) the rotary table (2) is rotated to drive the auxiliary rods (32) to slide along the strip-shaped through hole (111) and the arc-shaped through hole (21), and further drive the pushing rod (31) to move inwards to clamp the gas cylinder (10);

3) until the gas cylinder (10) is vertical;

4) the sheath (4) rises to drive the upper end of the air blowing pipe (41) to extend into the air bottle (10) until the sheath (4) abuts against the bottom of the air bottle (10), and then the air pump blows air into the air bottle (10) through the air blowing pipe (41) to complete purging of the interior of the air bottle (10);

5) After purging for a certain time, the sheath (4) drives the air blowing pipe (41) to reset, and the rotary table (2) is rotated reversely, so that the clamping assembly (3) resets, and the clamping of the air bottle (10) is released;

6) and taking out the purged gas cylinder (10), and then putting the next gas cylinder (10) to be purged.

Technical Field

The invention belongs to the technical field of gas cylinder treatment, and particularly relates to a gas cylinder clamping mechanism, a purging device and a using method of the purging device.

Background

In the production process of the vehicle CNG gas cylinder, after the gas cylinder is machined, the interior of the gas cylinder needs to be cleaned and dried, and shot blasting can be carried out in the gas cylinder after sundries in the gas cylinder are cleaned and dried; after the hydraulic pressure experiment of the gas cylinder is finished, internal blowing and drying work is carried out in time to prevent the inner surface of the gas cylinder from being rusted due to humidity.

Based on the above problems, some gas cylinder purging devices appear on the market, but for gas cylinders with different diameters, the universality of the equipment is still insufficient, and a good purging effect can not be achieved for the gas cylinders with different diameters.

Disclosure of Invention

The purpose of the invention is: the utility model aims at providing a gas cylinder fixture, sweep device and application method thereof, through the bar through-hole of annular plate, the arc through-hole of carousel and the mutual matching of centre gripping subassembly, utilize the rotation of carousel, drive a plurality of poles that bulldoze of centre gripping subassembly simultaneously and inwards extrude, accomplish the centre gripping to the gas cylinder, and then make the gas cylinder that various diameter sizes have the difference by the centre gripping back, the axis of gas cylinder is collinear with the axis of base, can carry out the centre gripping to the gas cylinder of different diameters, and the commonality is strong.

In order to achieve the technical purpose, the technical scheme adopted by the invention is as follows:

The utility model provides a gas cylinder fixture, includes base, carousel and centre gripping subassembly, the base includes a plurality of annular slabs, and is a plurality of the axis collineation of annular slab, and from the top down align to grid, a plurality of bar through-holes have evenly been seted up on the annular slab, the carousel rotates and installs on one of them annular slab, a plurality of arc through-holes have evenly been seted up on the carousel, the centre gripping subassembly includes the pole that bulldozes of many vertical settings, it wears to establish annular slab and carousel inboard to bulldoze the pole, it is equipped with vice pole to bulldoze the pole outside, it is equipped with many connecting rods to bulldoze between pole and the vice pole, the connecting rod is located annular slab top, the vice pole is worn to establish in bar through-hole and arc through-hole, the lower extreme of base is still fixed to be equipped with accepts the seat.

Further inject, still fixed mounting has the motor on the base, install the gear on the output shaft of motor, install outer ring gear on the carousel, gear and outer ring gear meshing. Such structural design utilizes the intermeshing of gear and outer tooth circle through the motor, drives the carousel and rotates, simple structure, convenient to use.

Further defined, the base comprises more than three annular plates, and the rotating disc is positioned in the middle of the auxiliary rod. Due to the structural design, the rotary disc pushes the middle of the auxiliary rod, and the auxiliary rod is stressed more uniformly.

Further limit, all inlay in bar through-hole and the arc through-hole and have nested, the secondary pole is equipped with the lantern ring in nested endotheca. Such structural design through nested and the lantern ring, replaces vice pole and bar through-hole, arc through-hole to rub, reduces the wearing and tearing of vice pole, annular plate and carousel, and after nested and lantern ring wearing and tearing, directly change can, for changing vice pole, annular plate and carousel, the reduction maintenance cost, the practicality is stronger.

Further inject, the bar through-hole is radial arrangement from outside to inside, the slide rail is installed to the lower terminal surface of connecting rod, the up end of annular plate has the sliding block in the inboard fixed mounting of bar through-hole, sliding block and slide rail sliding connection. Such structural design supports the connecting rod of centre gripping subassembly through the annular plate, accomplishes the support of base to the centre gripping subassembly to through mutually supporting of slide rail and sliding block, reduce the frictional force between base and the centre gripping subassembly, the practicality is stronger, reduces the maintenance cost in later stage simultaneously.

Further, the inner wall of the bearing seat is in a conical shape with a large top and a small bottom. Such structural design all can accept the gas cylinder of different diameters, and the practicality is stronger.

The utility model provides a sweep device, sweep the device including the sheath of the liftable that is located gas cylinder fixture below, fixed mounting has the gas blow pipe in the sheath, the air pump is installed to the free end of gas blow pipe. Such structural design accomplishes the centre gripping back to the gas cylinder through gas cylinder clamping mechanism, and the sheath rises for in the upper end of gas blow pipe stretched into the gas cylinder, lean on the bottom at the gas cylinder until the sheath top, then blow through the gas blow pipe to the gas cylinder through the air pump, accomplish sweeping inside the gas cylinder, and then make and be infected with the impurity in the gas cylinder inside and blown down, and under the effect of gravity, drop from the bottleneck of gas cylinder.

Further limiting, a plurality of support rods are fixedly arranged inside the sheath, and the support rods are connected with the sheath and the air blowing pipe. The structural design is that the support rod is used for completing the connection between the sheath and the air blowing pipe, and an air flow channel is reserved in the sheath, so that air blown into the air bottle by the air blowing pipe can be sprayed out from the bottle opening of the air bottle and can be sprayed out from the air flow channel formed between the support rods on the sheath.

A method of using a purge device, comprising the steps of:

1) the gas cylinder is placed into the gas cylinder clamping mechanism in an inverted manner, so that the gas cylinder is propped against the bearing seat under the action of gravity;

2) The rotary table is rotated to drive the auxiliary rods to slide along the strip-shaped through holes and the arc-shaped through holes, so that the pushing and pressing rods are driven to move inwards to clamp the gas cylinder;

3) until the gas cylinder is vertical;

4) the sheath rises to drive the upper end of the gas blowing pipe to extend into the gas cylinder until the sheath abuts against the bottom of the gas cylinder, and then the gas cylinder is blown through the gas blowing pipe by the gas pump to complete the purging of the interior of the gas cylinder;

5) after purging for a certain time, the sheath drives the gas blowing pipe to reset, and reversely rotates the turntable, so that the clamping assembly resets, and the gas cylinder is clamped;

6) and taking out the purged gas cylinder, and then putting the next gas cylinder to be purged.

The invention adopting the technical scheme has the advantages that:

1. through the mutual matching of the strip-shaped through hole of the annular plate, the arc-shaped through hole of the rotary table and the clamping assembly, the rotary table is rotated, and meanwhile, a plurality of pushing rods of the clamping assembly are driven to synchronously extrude inwards to complete centering and clamping of the gas cylinders, so that after the gas cylinders with different diameters are clamped, the central axes of the gas cylinders are collinear with the central axis of the base, the gas cylinders with different diameters can be clamped, and the universality is strong;

2. The central axis of the gas blowing pipe is coincident with the central axis of the clamped gas cylinder, and the gas blowing pipe can be accurately inserted from the central opening of the gas cylinder only by lifting linearly, so that the purging of the interior of the gas cylinder is completed, and a good purging effect is achieved for various gas cylinders with different diameters;

3. after the clamping to the gas cylinder is completed through the gas cylinder clamping mechanism, the sheath rises, so that the upper end of the gas blowing pipe extends into the gas cylinder until the sheath abuts against the bottom of the gas cylinder, then the gas cylinder is blown through the gas blowing pipe through the gas pump, the blowing inside the gas cylinder is completed, and then impurities infected inside the gas cylinder are blown down, and the impurities drop from the opening of the gas cylinder under the action of gravity.

Drawings

The invention is further illustrated by the non-limiting examples given in the accompanying drawings;

FIG. 1 is a schematic structural view of a gas cylinder clamping mechanism, a purging device and a method for using the same according to an embodiment of the present invention;

FIG. 2 is a schematic diagram of a cross-sectional structure of a gas cylinder clamping mechanism, a purging device and a method of using the same according to an embodiment of the present invention;

FIG. 3 is a schematic diagram of the base portion of an embodiment of a gas cylinder clamping mechanism, purging device and method of use of the same of the present invention;

FIG. 4 is a schematic structural view of a clamping assembly portion of an embodiment of a gas cylinder clamping mechanism, purging device and method of use thereof according to the present invention;

FIG. 5 is a first schematic structural view of an embodiment of a gas cylinder clamping mechanism, a purging device and a method of using the same according to the present invention;

FIG. 6 is a schematic structural diagram of a second embodiment of a gas cylinder clamping mechanism, a purging device and a method of using the same according to the present invention;

FIG. 7 is a schematic structural diagram of a sheath and a gas blow pipe portion in an embodiment of a gas cylinder clamping mechanism, a purging device and a method of using the same of the present invention;

the main element symbols are as follows:

base 1, gas cylinder 10, annular plate 11, strip-shaped through hole 111, motor 12, gear 120, bearing seat 13,

A rotary table 2, an arc-shaped through hole 21,

A clamping component 3, a pushing rod 31, a secondary rod 32, a connecting rod 33,

Sheath 4, gas blowing pipe 41 and support rod 42.

Detailed Description

The invention is described in detail below with reference to the drawings and specific embodiments, wherein like or similar parts are designated by the same reference numerals in the drawings or the description, and implementations not shown or described in the drawings are in a form known to those skilled in the art. In addition, directional terms, such as "upper", "lower", "top", "bottom", "left", "right", "front", "rear", and the like, used in the embodiments are only directions referring to the drawings, and are not intended to limit the scope of the present invention.

As shown in fig. 1 to 7, the gas cylinder clamping mechanism of the present invention includes a base 1, a rotating disk 2 and a clamping assembly 3, wherein the base 1 includes a plurality of annular plates 11, central axes of the plurality of annular plates 11 are collinear and are uniformly arranged from top to bottom, the annular plates 11 are uniformly provided with a plurality of bar-shaped through holes 111, the rotating disk 2 is rotatably mounted on one of the annular plates 11, the rotating disk 2 is uniformly provided with a plurality of arc-shaped through holes 21, the clamping assembly 3 includes a plurality of vertically arranged pushing rods 31, the pushing rods 31 penetrate through the annular plates 11 and the inner sides of the rotating disk 2, the outer sides of the pushing rods 31 are provided with auxiliary rods 32, a plurality of connecting rods 33 are arranged between the pushing rods 31 and the auxiliary rods 32, the connecting rods 33 are located above the annular plates 11, the auxiliary rods 32 penetrate through the bar-shaped through holes 111 and the arc-shaped through holes 21, and a receiving seat 13 is further fixedly arranged at the lower end of the base 1.

The base 1 is also fixedly provided with a motor 12, an output shaft of the motor 12 is provided with a gear 120, the turntable 2 is provided with an outer gear ring, and the gear 120 is meshed with the outer gear ring. The motor 12 drives the rotary disc 2 to rotate by utilizing the mutual meshing of the gear 120 and the external gear ring, and the structure is simple and the use is convenient.

The base 1 comprises more than three annular plates 11, and the rotary table 2 is positioned in the middle of the auxiliary rod 32. The turntable 2 pushes the middle part of the auxiliary rod 32, and the stress of the auxiliary rod 32 is more uniform.

Nesting sleeves are embedded in the strip-shaped through holes 111 and the arc-shaped through holes 21, and lantern rings are sleeved in the nesting sleeves of the auxiliary rods 32. Through nested and lantern ring, replace vice pole 32 and bar through-hole 111, arc through-hole 21 to rub, reduce the wearing and tearing of vice pole 32, annular plate 11 and carousel 2, and after nested and lantern ring wearing and tearing, directly change can, for changing vice pole 32, annular plate 11 and carousel 2, the maintenance cost can be reduced, the practicality is stronger.

The bar-shaped through holes 111 are radially arranged from outside to inside, the lower end face of the connecting rod 33 is provided with a sliding rail, the upper end face of the annular plate 11 is fixedly provided with a sliding block on the inner side of the bar-shaped through holes 111, and the sliding block is connected with the sliding rail in a sliding manner. Support the connecting rod 33 of centre gripping subassembly 3 through annular plate 11, accomplish the support of base 1 to centre gripping subassembly 3 to through mutually supporting of slide rail and sliding block, reduce the frictional force between base 1 and the centre gripping subassembly 3, the practicality is stronger, reduces the maintenance cost in later stage simultaneously.

The inner wall of the bearing seat 13 is tapered with a big top and a small bottom. All can accept the gas cylinder 10 of different diameters, the practicality is stronger.

A blowing device comprises a liftable sheath 4 positioned below a gas cylinder clamping mechanism, a gas blowing pipe 41 is fixedly installed in the sheath 4, and an air pump is installed at the free end of the gas blowing pipe 41. After the clamping of gas cylinder 10 is accomplished through gas cylinder fixture, sheath 4 rises for in gas blow pipe 41's upper end stretched into gas cylinder 10, lean on the bottom at gas cylinder 10 until sheath 4 top, then blow through gas blow pipe 41 to gas cylinder 10 through the air pump, accomplish sweeping inside gas cylinder 10, and then make and be infected with the impurity in gas cylinder 10 inside and blown down, and under the effect of gravity, drop from the bottleneck of gas cylinder 10.

A plurality of support rods 42 are fixedly arranged inside the sheath 4, and the support rods 42 are connected with the sheath 4 and the air blowing pipe 41. The connection between the sheath 4 and the blowing pipe 41 is completed through the supporting rod 42, and an air flow channel is reserved in the sheath 4, so that the air blown into the air bottle 10 by the blowing pipe 41 can be sprayed out from the bottle opening of the air bottle 10 and is sprayed out through the air flow channel formed between the supporting rods 42 on the sheath 4.

A method of using a purge device, comprising the steps of:

1) the gas cylinder 10 is placed into the gas cylinder clamping mechanism in an inverted mode, so that the gas cylinder 10 is abutted against the bearing seat 13 under the action of gravity;

2) the turntable 2 is rotated to drive the auxiliary rods 32 to slide along the strip-shaped through holes 111 and the arc-shaped through holes 21, and further drive the pushing and pressing rod 31 to move inwards to clamp the gas cylinder 10;

3) until the gas cylinder 10 is vertical;

4) the sheath 4 rises to drive the upper end of the gas blowing pipe 41 to extend into the gas cylinder 10 until the sheath 4 abuts against the bottom of the gas cylinder 10, and then the gas cylinder 10 is blown through the gas blowing pipe 41 by the gas pump to complete purging of the interior of the gas cylinder 10;

5) after purging for a certain time, the sheath 4 drives the gas blowing pipe 41 to reset, and reversely rotates the turntable 2, so that the clamping assembly 3 resets, and the clamping of the gas cylinder 10 is released;

6) And taking out the purged gas cylinder 10, and then putting the next gas cylinder 10 to be purged.

The gas cylinder clamping mechanism, the purging device and the use method thereof provided by the invention are described in detail above. The description of the specific embodiments is only intended to facilitate an understanding of the method of the invention and its core ideas. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.