阅读说明：本技术 空气源热泵蒸发器清理装置 (Air source heat pump evaporator cleaning device ) 是由 杜贤平 杭文斌 华青梅 杨旭 许如亚 于 2019-10-11 设计创作，主要内容包括：本发明公开了一种空气源热泵蒸发器清理装置,涉及空气源热泵技术领域。本发明包括底板上对称连接的竖板；两竖板均滑动连接有滑动板；一个竖板内侧壁连接有传动齿条；两竖板上端连接有一顶板；顶板上安装有双轴电机；两滑动板间转动连接有第一辊轴和第二辊轴；两滑动板均连接有丝杠螺母机构,且丝杠上端与双轴电机传动连接；第一辊轴和第二辊轴上分别连接有第一滚刷和第二滚刷；第一辊轴一端连接有从动轮；第二辊轴连接有同时与从动轮和传动齿条啮合的主动轮。本发明通过设置第一滚刷和第二滚刷,并通过丝杠机构使第一滚刷和第二滚刷沿蒸发器表面移动和转动,实现对蒸发器的清理,解决了现有蒸发器表面易积聚杂质,影响工作效率的问题。(The invention discloses an air source heat pump evaporator cleaning device, and relates to the technical field of air source heat pumps. The invention comprises vertical plates symmetrically connected on a bottom plate; the two vertical plates are both connected with a sliding plate in a sliding way; the inner side wall of one vertical plate is connected with a transmission rack; the upper ends of the two vertical plates are connected with a top plate; a double-shaft motor is arranged on the top plate; a first roll shaft and a second roll shaft are rotatably connected between the two sliding plates; the two sliding plates are both connected with a screw nut mechanism, and the upper end of the screw is in transmission connection with a double-shaft motor; the first roll shaft and the second roll shaft are respectively connected with a first rolling brush and a second rolling brush; one end of the first roll shaft is connected with a driven wheel; the second roll shaft is connected with a driving wheel which is simultaneously meshed with the driven wheel and the transmission rack. According to the invention, the first rolling brush and the second rolling brush are arranged, and the first rolling brush and the second rolling brush move and rotate along the surface of the evaporator through the screw rod mechanism, so that the evaporator is cleaned, and the problem that the surface of the existing evaporator is easy to accumulate impurities to influence the working efficiency is solved.)

1. An air source heat pump evaporator cleaning device comprises a bottom plate (1); the upper surface of the bottom plate (1) is fixedly connected with an evaporator (2); the method is characterized in that:

the upper surface of the bottom plate (1) is symmetrically and fixedly connected with a vertical plate (3) relative to the evaporator (2); the cross section of the vertical plate (3) is U-shaped; the inner walls of the two vertical plates (3) are both connected with sliding plates (4) in a sliding manner;

straight notches (301) are formed in the side faces of the two vertical plates (3); a transmission rack (302) is fixedly connected to the inner side wall of the vertical plate (3); the upper surfaces of the two vertical plates (3) are fixedly connected with a top plate (303);

the upper surface of the top plate (303) is fixedly connected with a double-shaft motor (5); output shafts at two ends of the double-shaft motor (5) are fixedly connected with worms (501);

a first roll shaft (6) and a second roll shaft (7) are rotatably connected between the two sliding plates (4); one side surfaces of the two sliding plates (4) are fixedly connected with screw nuts (401); the lead screw nut (401) is matched with a lead screw (8); the lower end of the screw rod (8) is rotationally connected with the bottom plate (1); the upper end of the lead screw (8) penetrates through the top plate (303) and is fixedly connected with a worm wheel (801) meshed with the worm (501);

the peripheral side surface of the first roll shaft (6) is fixedly connected with a first rolling brush (601); the peripheral side surface of the second roll shaft (7) is fixedly connected with a second rolling brush (701); the first rolling brush (601) and the second rolling brush (701) are both in surface contact with the evaporator (2);

a driven wheel (602) is fixedly connected to the circumferential side surface of one end of the first roll shaft (6); the peripheral side face of the second roller shaft (7) is fixedly connected with a driving wheel (702) meshed with a driven wheel (602), and the driving wheel (702) is meshed with the transmission rack (302) simultaneously.

2. The air-source heat pump evaporator cleaning device as recited in claim 1, characterized in that the end of the first roller shaft (6) far away from the driven wheel (602) penetrates the sliding plate (4) and is sleeved with a spring (9); a first limiting ring (901) abutted against a spring (9) is fixedly connected to the peripheral side surface of the first roller shaft (6);

one end of the first roller shaft (6) close to the driven wheel (602) penetrates through the sliding plate (4), and the end part of the first roller shaft is of a stepped shaft structure; the stepped shaft part of the first roll shaft (6) is rotatably connected with a shaft sleeve (10) and is fixedly connected with a second limiting ring (110) abutted against the end part of the shaft sleeve (10);

the outer wall of the peripheral side surface of the shaft sleeve (10) is symmetrically and fixedly connected with a rotating shaft (111); and the rotating shafts (111) are rotatably connected with eccentric rollers (112) in contact with the side surfaces of the vertical plates (3).

3. The air-source heat pump evaporator cleaning apparatus of claim 2, wherein the eccentric roller (112) is an eccentric gear.

4. The air source heat pump evaporator cleaning device according to claim 3, characterized in that a rack (304) meshed with the eccentric roller (112) is fixedly connected to the side surface of the vertical plate (3).

Technical Field

The invention belongs to the technical field of air source heat pumps, and particularly relates to an air source heat pump evaporator cleaning device.

Background

At present, the air source heat pump is generally applied to the fields of civil building heating, wood drying, crop drying, paint drying, industrial product drying, hot water preparation and the like. However, as the air source heat pump evaporator is used for a long time, a layer of impurities such as dust, wood chips and paint dust and the like are easily accumulated on the air source heat pump evaporator close to the road surface, and the impurities can seriously obstruct the air circulation of the evaporator and influence the working efficiency of the evaporator, so that the running efficiency of a machine is low, the electric energy is wasted, and the equipment can also be failed by serious people;

therefore, it is highly desirable to design a cleaning device for an air source heat pump evaporator to clean the evaporator so as to ensure the working efficiency of the evaporator.

Disclosure of Invention

The invention aims to provide an air source heat pump evaporator cleaning device, which is characterized in that a first rolling brush and a second rolling brush are arranged, the first rolling brush and the second rolling brush move along the surface of an evaporator through a lead screw mechanism and rotate to clean the evaporator, and the problem that the surface of the existing evaporator is easy to accumulate impurities to influence the working efficiency is solved.

In order to solve the technical problems, the invention is realized by the following technical scheme:

the invention relates to an air source heat pump evaporator cleaning device, which comprises a bottom plate; the upper surface of the bottom plate is fixedly connected with an evaporator; the upper surface of the bottom plate is symmetrically and fixedly connected with a vertical plate relative to the evaporator; the cross section of the vertical plate is U-shaped; the inner walls of the two vertical plates are both connected with sliding plates in a sliding manner;

the side surfaces of the two vertical plates are provided with straight notches; a transmission rack is fixedly connected to the inner side wall of the vertical plate; the upper surfaces of the two vertical plates are fixedly connected with a top plate;

the upper surface of the top plate is fixedly connected with a double-shaft motor; output shafts at two ends of the double-shaft motor are fixedly connected with worms;

a first roll shaft and a second roll shaft are rotatably connected between the two sliding plates; one side surfaces of the two sliding plates are fixedly connected with screw nuts; the screw nut is matched with a screw; the lower end of the screw rod is rotatably connected with the bottom plate; the upper end of the screw rod penetrates through the top plate and is fixedly connected with a worm wheel meshed with the worm;

the peripheral side surface of the first roll shaft is fixedly connected with a first rolling brush; the circumferential side surface of the second roller shaft is fixedly connected with a second rolling brush; the first rolling brush and the second rolling brush are both in contact with the surface of the evaporator;

a driven wheel is fixedly connected to the peripheral side face of one end of the first roll shaft; and the peripheral side surface of the second roller shaft is fixedly connected with a driving wheel meshed with the driven wheel, and the driving wheel is meshed with the transmission rack at the same time.

Furthermore, one end of the first roller shaft, which is far away from the driven wheel, penetrates through the sliding plate and is sleeved with a spring; the peripheral side surface of the first roller shaft is fixedly connected with a first limiting ring abutted against the spring;

one end of the first roller shaft, which is close to the driven wheel, penetrates through the sliding plate, and the end part of the first roller shaft is of a stepped shaft structure; the stepped shaft part of the first roll shaft is rotatably connected with a shaft sleeve and is fixedly connected with a second limiting ring abutted against the end part of the shaft sleeve;

the outer wall of the peripheral side surface of the shaft sleeve is symmetrically and fixedly connected with a rotating shaft; and the rotating shafts are rotatably connected with eccentric rollers which are in contact with the side surfaces of the vertical plates.

Further, the eccentric roller is an eccentric gear.

Furthermore, the side face of the vertical plate is fixedly connected with a rack meshed with the eccentric roller.

The invention has the following beneficial effects:

1. the evaporator cleaning device is provided with the vertical plate, the sliding plate on the vertical plate is used for rotatably connecting the first rolling brush and the second rolling brush, the vertical movement along the surface of the evaporator is realized through the lead screw and the lead screw nut, and the driving rack on the vertical plate is used for driving the first rolling brush and the second rolling brush to rotate, so that the evaporator is cleaned, the surface of the evaporator is ensured to be clean, and the evaporator is ensured to keep good working efficiency.

2. According to the invention, the spring is sleeved at one end of the first roller shaft, and the eccentric wheel is rotatably connected at the other end of the first roller shaft, so that the first roller shaft can generate axial reciprocating motion when driving the first rolling brush to move up and down, thereby greatly improving the surface cleaning thoroughness of the evaporator and further keeping the good working efficiency of the evaporator.

Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic structural diagram of an air source heat pump evaporator cleaning apparatus according to the present invention;

FIG. 2 is a front view of the structure of FIG. 1;

FIG. 3 is a schematic rear view of the structure of FIG. 1;

FIG. 4 is a cross-sectional view taken at A-A of FIG. 2;

FIG. 5 is an enlarged view of the portion A in FIG. 4;

FIG. 6 is an enlarged view of the structure of the portion B in FIG. 3;

in the drawings, the components represented by the respective reference numerals are listed below:

1-bottom plate, 2-evaporator, 3-vertical plate, 4-sliding plate, 5-double-shaft motor, 6-first roller shaft, 7-second roller shaft, 8-lead screw, 9-spring, 10-shaft sleeve, 110-second limiting ring, 111-rotating shaft, 112-eccentric roller, 301-straight notch, 302-transmission rack, 303-top plate, 304-rack, 401-lead screw nut, 501-worm, 601-first rolling brush, 602-driven wheel, 701-second rolling brush, 702-driving wheel, 801-worm wheel and 901-limiting ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "opening," "upper," "lower," "one end," "top," "side," "axial," "inner," "peripheral side," and the like are used in an orientation or positional relationship that is merely for convenience in describing and simplifying the description, and do not indicate or imply that the referenced components or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be considered as limiting the present invention.

Referring to fig. 1-3, the invention is an air source heat pump evaporator cleaning device, including a bottom plate 1, the bottom plate 1 can be fixedly installed on the inner bottom surface of the air source heat pump evaporator box, the bottom plate 1 can also be directly the inner bottom surface of the evaporator box; the upper surface of the bottom plate 1 is fixedly connected with an evaporator 2;

the upper surface of the bottom plate 1 is symmetrically welded or fixedly connected with a vertical plate 3 through screws relative to the evaporator 2; the cross section of the vertical plate 3 is U-shaped; the inner walls of the two vertical plates 3 are both connected with a sliding plate 4 through a guide rail in a sliding way;

as shown in fig. 4 and 5, the two vertical plates 3 are provided with straight notches 301 on the side surfaces; one of the vertical plates 3 is welded or fixedly connected with a transmission rack 302 by a screw, and the rack 302 is vertically arranged along the inner side wall of the vertical plate 3; the upper surfaces of the two vertical plates 3 are fixedly connected with a top plate 303, and the two vertical plates 3 are connected into a whole by the top plate 303 through welding or bolts; the top plate 303 can also be an upper cover plate of the evaporator box body directly;

the upper surface of the top plate 303 is fixedly connected with a double-shaft motor 5; output shafts at two ends of the double-shaft motor 5 are fixedly connected with worms 501; the output shaft is supported by a bearing seat;

a first roller shaft 6 and a second roller shaft 7 are rotatably connected between the two sliding plates 4, through holes are formed in the side surfaces of the two sliding plates 4, and the through holes are rotatably connected with the first roller shaft 6 and the second roller shaft 7; one side surfaces of the two sliding plates 4 are welded or fixedly connected with a screw nut 401; the lead screw nut 401 is matched with a lead screw 8; the lower end of the screw rod 8 is rotationally connected with the bottom plate 1 through a bearing seat; the upper end of the screw 8 penetrates through the top plate 303 and is fixedly connected with a worm wheel 801 meshed with the worm 501;

the worm gear 801 can be driven to rotate through the rotation of the double-shaft motor 5 and the worm 501 at the same time, so that the synchronous lifting of the two sliding plates 4 is realized;

the peripheral side surface of the first roll shaft 6 is fixedly connected with a first rolling brush 601; a second rolling brush 701 is fixedly connected to the peripheral side surface of the second roller shaft 7; the first rolling brush 601 and the second rolling brush 701 are in surface contact with the evaporator 2, so that the evaporator is cleaned;

a driven wheel 602 is fixedly connected to the circumferential side surface of one end, which is close to the meshing of the transmission rack 302, of the first roller shaft 6; a driving wheel 702 meshed with the driven wheel 602 is fixedly connected to the peripheral side surface of the second roller shaft 7, and the driving wheel 702 is meshed with the transmission rack 302 at the same time;

thereby, drive first roller 6 and second roller 7 through the lift of two sliding plates 4 along riser 3 and reciprocate, and mesh with driving rack 302 through action wheel 702, realize the rotation of second roller 7, and realize driving first roller 6 through meshing from driving wheel 602 and action wheel 702 and rotate, realize the rotation of first round brush 601 and second round brush 701, and reciprocate along the evaporimeter surface in step, thereby accomplish the clearance to the evaporimeter, and the rotation opposite direction of first round brush 601 and second round brush 701, the improvement that can step forward is to the clearance effect of evaporimeter.

Preferably, as shown in fig. 2, 3 and 6, one end of the first roller shaft 6 far away from the driven wheel 602 penetrates through the sliding plate 4 and is sleeved with a spring 9; the first roll shaft 6 is in clearance fit with the straight notch 301, the peripheral side surface of the first roll shaft 6 is fixedly connected with a first limiting ring 901 abutted against the spring 9, and the first limiting ring 901 fixes the axial position of the spring 9;

one end of the first roller shaft 6 close to the driven wheel 602 penetrates through the sliding plate 4, and the end part is of a stepped shaft structure; the stepped shaft part of the first roll shaft 6 is rotatably connected with a shaft sleeve 10 through a bearing and is fixedly connected with a second limiting ring 110 abutted against the end part of the shaft sleeve 10, and the second limiting ring 110 limits the axial position of the shaft sleeve 10 on the first roll shaft 6;

the outer wall of the peripheral side of the shaft sleeve 10 is symmetrically welded with a rotating shaft 111; the two rotating shafts 111 are rotatably connected with eccentric rollers 112 which are contacted with the side surfaces of the vertical plates 3.

When the first roll shaft 6 moves up and down, under the action of the spring 9, the eccentric roller 112 is always in contact with the side face of the vertical plate 3 and rolls along the side face of the vertical plate 3, so that the first roll shaft 6 can axially reciprocate, and when the surface of the evaporator of the first rolling brush 601 rotates and is cleaned, the cleaning of axial movement is realized, the cleaning effect in the gap of the evaporator is greatly improved, and the cleaning effect of the evaporator is further improved;

preferably, the eccentric roller 112 is an eccentric gear; the side fixedly connected with of riser 3 and the rack 304 of eccentric gyro wheel 112 meshing through setting up eccentric gyro wheel 112 to eccentric gear to with the meshing of rack 304, thereby can avoid the condition that eccentric gyro wheel 112 skidded to take place, ensure to realize the axial reciprocating motion of first roller 6, realize the best clearance effect to the evaporimeter.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.