CN215031506U - Photovoltaic board cleaning device - Google Patents

Photovoltaic board cleaning device Download PDF

Info

Publication number
CN215031506U
CN215031506U CN202121050753.5U CN202121050753U CN215031506U CN 215031506 U CN215031506 U CN 215031506U CN 202121050753 U CN202121050753 U CN 202121050753U CN 215031506 U CN215031506 U CN 215031506U
Authority
CN
China
Prior art keywords
cleaning
photovoltaic panel
conveying
water
receiving
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN202121050753.5U
Other languages
Chinese (zh)
Inventor
韦丹
张旭
周韵
刘俊林
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
PowerChina Guizhou Electric Power Design and Research Institute Co Ltd
Original Assignee
PowerChina Guizhou Electric Power Design and Research Institute Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by PowerChina Guizhou Electric Power Design and Research Institute Co Ltd filed Critical PowerChina Guizhou Electric Power Design and Research Institute Co Ltd
Priority to CN202121050753.5U priority Critical patent/CN215031506U/en
Application granted granted Critical
Publication of CN215031506U publication Critical patent/CN215031506U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The utility model discloses a photovoltaic board cleaning device: the method comprises the following steps: a base; the cleaning structure, the conveying structure and the drying structure are all arranged above the base; the conveying structure comprises a material receiving structure and a material feeding structure, the material receiving structure and the material feeding structure are arranged up and down and are parallel to each other, and the two ends of the material receiving structure and the two ends of the material feeding structure are fixedly connected through vertical supports; the cleaning structure comprises two symmetrically arranged parts, and the conveying structure is positioned between the two parts of the cleaning structure; the drying structure is located at the material receiving structure. The utility model discloses the inboard of wasing the structure is provided with and connects material structure, pay-off structure, connects material structure and pay-off structure to set up from top to bottom, and is parallel to each other, and the pay-off is different with the position that connects the material to add and hold, can not have the comprehensive washing at dead angle to the photovoltaic board.

Description

Photovoltaic board cleaning device
Technical Field
The utility model relates to a photovoltaic board cleaning device belongs to photovoltaic board clearance technical field.
Background
The photovoltaic power generation is a technology for directly converting light energy into electric energy by utilizing the photovoltaic effect of a semiconductor interface, a photovoltaic panel is one of the achievements of the photovoltaic power generation, the cleaning of the photovoltaic panel mainly adopts two modes of blowing dust by wind and washing by water, the blowing effect by wind is not obvious, only the floating dust on the surface can be blown away, the washing step is relatively troublesome, and drying treatment is needed after the washing.
Present photovoltaic board clearance adopts the mode clearance of washing more, utilizes washing and integrative equipment of stoving can increase the efficiency of photovoltaic board clearance, adopts special fixture to add when washing to hold the inside that enters into belt cleaning device, and what anchor clamps added holds must exist and wash the dead angle, makes the partial washing of photovoltaic board can not reach, makes abluent effect not good.
In order to solve the problem, the utility model provides a do not have dead angle when wasing, photovoltaic board cleaning device that the cleaning efficiency is higher moreover.
Disclosure of Invention
The utility model aims at solving the defects existing in the prior art and providing a photovoltaic panel cleaning device.
In order to achieve the above object, the utility model discloses a following technical scheme photovoltaic board cleaning device: the method comprises the following steps: a base; the cleaning structure, the conveying structure and the drying structure are all arranged above the base;
the conveying structure comprises a material receiving structure and a material feeding structure, the material receiving structure and the material feeding structure are arranged up and down and are parallel to each other, and the two ends of the material receiving structure and the two ends of the material feeding structure are fixedly connected through vertical supports;
the cleaning structure comprises two symmetrically arranged parts, and the conveying structure is positioned between the two parts of the cleaning structure;
the drying structure is located at the material receiving structure.
Further, the base includes:
the top of the water tank is opened, and the inside of the water tank is filled with cleaning water;
the circulating pump, circulating pump fixed connection are put at the interior bottom central point of water tank, and the water inlet of circulating pump stretches into the cleaning water, and the delivery port of circulating pump connects the water pipe.
Further, the cleaning structure includes:
the outer shell comprises two symmetrical parts, and the two parts of the outer shell are positioned on two sides of the conveying structure;
the rotating shaft is vertically arranged inside the outer shell;
the cleaning roller is fixedly connected to the side surface of the rotating shaft;
the motor is fixedly connected with the outer shell, and the output end of the motor is in transmission connection with the rotating shaft through a coupler;
even water sprayer, even water sprayer fixed connection are at the medial surface of shell body, and even water sprayer is close to the front end mouth that the photovoltaic board got into the shell body, and the water inlet of even water sprayer is connected with the delivery port of water pipe.
Further, connect material structure and pay-off structure all to include:
the slide bar piece is provided with two parallel slide bars, and two end parts of each slide bar are fixed through connecting plates;
the sliding block, the side of the sliding block has slide holes, the slide bar crosses the slide hole, make the sliding block slide on slide bar one;
the placing opening is fixedly connected to the top of the sliding block, the placing opening is in a right-angle plate shape, and two side edges of the right-angle plate are provided with protection plates;
the clamp is arranged on the side surface of the protection plate, and the telescopic head of the clamp is positioned in the placing opening;
the telescopic link, the side of telescopic link is fixed with the connecting plate of slide bar spare tip, and the flexible end of telescopic link is fixed with the side of sliding block for drive the sliding block and slide on slide bar spare.
Further, the drying structure includes:
the connecting frame is fixedly connected with the side face of the cleaning structure through a screw;
the air blower is fixedly connected with one end of the connecting frame, the air blowing opening of the air blower faces the conveying structure, and the air blower adopts the structures of a common electric heating wire, a fan, an air guide pipe and the like to realize the function of blowing hot air;
the wind shield is fixedly connected with the side face of the cleaning structure, the wind shield and the air blower are respectively positioned on two sides of the conveying structure, and the bottom of the wind shield inclines inwards.
Furthermore, a grille net is fixedly connected to the top opening of the base.
Further, the air outlet of the air blower is provided with a mesh plate.
The utility model has the advantages that: compared with the prior art, the method has the advantages that,
1) the utility model is provided with a material receiving structure and a material feeding structure at the inner side of the cleaning structure, the material receiving structure and the material feeding structure are arranged up and down and are parallel to each other, the two ends of the material receiving structure and the two ends of the material feeding structure are fixedly connected through a vertical bracket, the positions of the material feeding and the material receiving are different, and the photovoltaic panel can be cleaned completely without dead angles;
2) the utility model sets the base as the water tank, the cleaning structure is positioned above the water tank, the cleaned water naturally falls into the water tank, and the internal circulating pump is utilized to realize the recycling of the cleaning water;
3) the utility model discloses divide into two parts with the washing structure, the transport structure sets up in the middle part of two parts, realizes wasing respectively the two sides of photovoltaic board, and when specifically wasing, even water sprayer sprays washing water to the surface of photovoltaic board earlier, then enters into between two washing gyro wheels, is driven the pivot by the motor, then drives and washs the gyro wheel and rotate, washs the two sides of photovoltaic board;
4) the utility model is provided with the material receiving structure and the material feeding structure, and the two material receiving structure and the two material feeding structure can realize independent work, the photovoltaic panel is arranged on the material feeding structure, the material feeding structure carries the photovoltaic panel to enter the cleaning structure, then the material receiving structure receives the material, and then the subsequent cleaning is carried out until the cleaning structure is moved out; the process of returning, secondary clamping photovoltaic board just can be accomplished to pay-off structure simultaneously, and whole process is more continuous, and the efficiency that can greatly increased processing connects the concrete process of material structure and pay-off structure work to be: inserting one corner of a photovoltaic panel (generally a square photovoltaic panel) into the placing opening, fixing the photovoltaic panel by using an internal clamp, and driving a sliding block to move on a sliding rod piece by using a telescopic rod so as to drive the photovoltaic panel to move;
5) the utility model is provided with the connecting frame, the blower is connected with the blower on the side of the cleaning structure, the blower faces the conveying structure, the other side of the conveying structure is provided with the wind shield, the blower blows away the moisture, the wind shield blocks the wind flow, the wind flow can be blown to the photovoltaic panel reversely, and partial reverse flow can be generated due to the blocking of the wind shield,
6) the utility model is provided with a grid net to cover the top opening of the water tank, so as to avoid falling into the water tank when the photovoltaic panel clamping slides;
7) the utility model discloses be provided with the mesh board at the air outlet of hair dryer for evenly give vent to anger.
Drawings
Fig. 1 is a schematic perspective view of a photovoltaic panel cleaning apparatus according to the present invention;
fig. 2 is a schematic view of another perspective three-dimensional structure of the photovoltaic panel cleaning apparatus provided by the present invention;
fig. 3 is a schematic front structural view of a photovoltaic panel cleaning apparatus provided by the present invention;
fig. 4 is a schematic side view of a photovoltaic panel cleaning apparatus according to the present invention;
fig. 5 is a schematic view of a top view structure of a photovoltaic panel cleaning device provided by the present invention.
Illustration of the drawings:
1. a base; 101. a circulation pump; 102. a water tank; 2. cleaning the structure; 201. an outer housing; 202. a rotating shaft; 203. cleaning the roller; 204. a motor; 205. a uniform water sprayer; 3. a transfer structure; 301. a material receiving structure; 302. a feeding structure; 3a, a slide bar member; 3b, a sliding block; 3c, placing a port; 3d, a clamping device; 3e, a telescopic rod; 4. a drying structure; 401. a connecting frame; 402. a blower; 403. a wind deflector; 5. a grid net.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1 was carried out: referring to fig. 1-5, the utility model provides a pair of photovoltaic board cleaning device: the method comprises the following steps: a base 1; the cleaning structure 2, the conveying structure 3 and the drying structure 4 are arranged above the base 1;
the conveying structure 3 comprises a material receiving structure 301 and a material feeding structure 302, the material receiving structure 301 and the material feeding structure 302 are arranged up and down and are parallel to each other, and two ends of the material receiving structure 301 and two ends of the material feeding structure 302 are fixedly connected through vertical supports;
the cleaning structure 2 comprises two parts which are symmetrically arranged, and the conveying structure 3 is positioned between the two parts of the cleaning structure 2;
the drying structure 4 is located at the material receiving structure 301.
Example 2 was carried out: referring to fig. 1 to 5, the base 1 includes:
a water tank 102, the top of the water tank 102 being open, the interior of the water tank 102 containing wash water;
the circulating pump 101 is fixedly connected to the center of the inner bottom of the water tank 102, a water inlet of the circulating pump 101 extends into the cleaning water, and a water outlet of the circulating pump 101 is connected with the water pipe.
The cleaning structure 2 includes:
an outer casing 201, wherein the outer casing 201 comprises two symmetrical parts, and the two parts of the outer casing 201 are positioned at two sides of the conveying structure 3;
a rotating shaft 202, wherein the rotating shaft 202 is vertically arranged inside the outer shell 201;
the cleaning roller 203, the cleaning roller 203 is fixedly connected with the side surface of the rotating shaft 202;
the motor 204, the motor 204 is fixedly connected with the outer shell 201, and the output end of the motor 204 is in transmission connection with the rotating shaft 202 through a coupler;
even sprinkler 205, even sprinkler 205 fixed connection is at the medial surface of shell body 201, and even sprinkler 205 gets into the front end mouth of shell body 201 near the photovoltaic board, and the water inlet of even sprinkler 205 is connected with the delivery port of water pipe.
Connect material structure 301 and pay-off structure 302 all include:
the slide bar component 3a is provided with two parallel slide bars, and two end parts of the slide bars are fixed through connecting plates;
the side surface of the sliding block 3b is provided with a sliding hole, and the sliding rod penetrates through the sliding hole, so that the sliding block 3b can slide on the sliding rod piece 3 a;
the placing opening 3c is fixedly connected to the top of the sliding block 3b, the placing opening 3c is in the shape of a right-angle plate, and two side edges of the right-angle plate are provided with protection plates;
the clamp 3d is arranged on the side surface of the protection plate, and the telescopic head of the clamp 3d is positioned inside the placing opening 3 c;
the telescopic rod 3e, the side of telescopic rod 3e is fixed with the connecting plate of slide bar 3a tip, and the flexible end of telescopic rod 3e is fixed with the side of sliding block 3b for drive sliding block 3b slides on slide bar 3 a.
The drying structure 4 includes:
the connecting frame 401 is fixedly connected with the side face of the cleaning structure 2 through a screw;
the air blower 402 is fixedly connected with one end of the connecting frame 401, the air blowing port of the air blower 402 faces the conveying structure 3, and the air blower 402 adopts common structures such as a heating wire, a fan, an air guide pipe and the like to realize the function of blowing hot air;
the wind deflector 403, the wind deflector 403 and the side of the washing structure 2 are fixedly connected, the wind deflector 403 and the blower 402 are respectively positioned at two sides of the conveying structure 3, and the bottom of the wind deflector 403 is inclined inwards.
Further, a grille net 5 is fixedly connected to the top opening position of the base 1.
Further, the air outlet of the blower 402 is provided with a mesh plate.
The utility model has the advantages that:
1) the utility model is provided with the material receiving structure 301 and the material feeding structure 302 at the inner side of the cleaning structure 2, the material receiving structure 301 and the material feeding structure 302 are arranged up and down and are parallel to each other, the two ends of the material receiving structure 301 and the material feeding structure 302 are fixedly connected through the vertical bracket, the positions of the material feeding and the material receiving are different, and the photovoltaic panel can be cleaned completely without dead angles;
2) the utility model arranges the base 1 as the water tank 102, the cleaning structure 2 is arranged above the water tank 102, the cleaned water naturally falls into the water tank 102, and the internal circulating pump 101 is utilized to realize the recycling of the cleaning water;
3) the utility model discloses will wash structure 2 and divide into two parts, transport structure 3 sets up in the middle part of two parts, realizes wasing the two sides of photovoltaic board respectively, and when specifically wasing, even water sprayer 205 sprays washing water to the surface of photovoltaic board earlier, then enters into between two washing gyro wheels 203, is driven pivot 202 by motor 204, then drives washing gyro wheel 203 and rotates, washs the two sides of photovoltaic board;
4) the utility model is provided with the material receiving structure 301 and the feeding structure 302, and the material receiving structure 301 and the feeding structure 302 can realize independent work, the photovoltaic panel is installed on the feeding structure 302, the feeding structure 302 carries the photovoltaic panel to enter the cleaning structure 2, then the material receiving structure 301 receives the material, and then the subsequent cleaning is carried out until the cleaning structure 3 is moved out; the process of returning, secondary clamping photovoltaic board just can be accomplished to pay-off structure 302 simultaneously, and whole process is more continuous, and the efficiency that can greatly increased processing connects the concrete process of material structure 301 and pay-off structure 302 work to be: inserting one corner of a photovoltaic panel which is generally a regular quadrilateral into the placing opening 3c, fixing the photovoltaic panel by using an internal clamping device 3d, and driving a sliding block 3b to move on a sliding rod piece 3a by using a telescopic rod 3e so as to drive the photovoltaic panel to move;
5) the utility model is provided with a connecting frame 401, the blower 402 is connected with the side face of the cleaning structure 2, the blowing of the blower 402 faces the conveying structure 3, the other side of the conveying structure 3 is provided with a wind shield 403, the blower 402 blows away the moisture, the wind shield 403 blocks the wind flow, and the wind flow for drying the photovoltaic panel in a reverse way can generate partial reverse flow when being blocked by the wind shield 403;
6) the utility model is provided with the grid net 5 to cover the top opening of the water tank 102, so as to avoid falling into the water tank 102 when the photovoltaic panel clamping slips;
7) the utility model discloses be provided with the mesh board at the air outlet of hair dryer 402 for evenly give vent to anger.
The working principle is as follows: when the photovoltaic panel cleaning device is used specifically, a photovoltaic panel is placed in the placing opening 3c of the feeding structure 302, the photovoltaic panel is fixed through the clamping device 3d, then the telescopic rod 3e is used for driving the sliding block 3b to move on the sliding rod piece 3a, the photovoltaic panel is further driven to move, the photovoltaic panel enters the cleaning structure 2 to be cleaned, when the top corner of the photovoltaic panel reaches the placing opening 3c of the material receiving structure 301, the clamping device 3d is fixed, the feeding structure 302 is loosened and returned to perform second clamping work, then the material receiving structure 301 drives the sliding block 3b to move on the sliding rod piece 3a through the telescopic rod 3e, the photovoltaic panel is moved out of the cleaning structure 2, the photovoltaic panel reaches the drying structure 4 to be dried, and then the photovoltaic panel is moved to the rightmost end (the position is the position in the figure 3), and the photovoltaic panel can be taken out.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims (7)

1. A photovoltaic panel cleaning apparatus comprising:
a base (1);
a cleaning structure (2);
a conveying structure (3);
stoving structure (4), its characterized in that: the cleaning structure (2), the conveying structure (3) and the drying structure (4) are all arranged above the base (1);
the conveying structure (3) comprises a material receiving structure (301) and a material feeding structure (302), the material receiving structure (301) and the material feeding structure (302) are arranged up and down and are parallel to each other, and two ends of the material receiving structure (301) and two ends of the material feeding structure (302) are fixedly connected through vertical supports;
the cleaning structure (2) comprises two symmetrically arranged parts, and the conveying structure (3) is positioned between the two parts of the cleaning structure (2);
the drying structure (4) is positioned at the material receiving structure (301).
2. The photovoltaic panel cleaning apparatus according to claim 1, wherein: the base (1) comprises:
a water tank (102), wherein the top of the water tank (102) is open, and the inside of the water tank (102) contains washing water;
the water tank comprises a circulating pump (101), wherein the circulating pump (101) is fixedly connected to the center of the inner bottom of the water tank (102), a water inlet of the circulating pump (101) extends into cleaning water, and a water outlet of the circulating pump (101) is connected with a water pipe.
3. A photovoltaic panel cleaning apparatus as claimed in claim 2, wherein: the washing structure (2) comprises:
an outer casing (201), the outer casing (201) comprising two symmetrical parts, and the two parts of the outer casing (201) are located on both sides of the conveying structure (3);
the rotating shaft (202), the rotating shaft (202) is vertically installed inside the outer shell (201);
the cleaning roller (203), the cleaning roller (203) is fixedly connected to the side surface of the rotating shaft (202);
the motor (204), the motor (204) is fixedly connected with the outer shell (201), and the output end of the motor (204) is in transmission connection with the rotating shaft (202) through a coupler;
even sprinkler (205), even sprinkler (205) fixed connection is at the medial surface of shell body (201), even sprinkler (205) are close to the front port that the photovoltaic board got into shell body (201), the water inlet of even sprinkler (205) is connected with the delivery port of water pipe.
4. The photovoltaic panel cleaning apparatus according to claim 1, wherein: connect material structure (301) and pay-off structure (302) all include:
the slide bar component (3 a) is provided with two parallel slide bars, and two end parts of each slide bar are fixed through connecting plates;
the side surface of the sliding block (3 b) is provided with a sliding hole, and the sliding rod penetrates through the sliding hole to enable the sliding block (3 b) to slide on the sliding rod piece (3 a);
the placing opening (3 c) is fixedly connected to the top of the sliding block (3 b), the placing opening (3 c) is in a right-angle plate shape, and two side edges of the right-angle plate are provided with protection plates;
the clamp (3 d) is arranged on the side surface of the protection plate, and the telescopic head of the clamp (3 d) is positioned inside the placing opening (3 c);
the side of the telescopic rod (3 e) is fixed with the connecting plate at the end part of the sliding rod piece (3 a), and the telescopic end of the telescopic rod (3 e) is fixed with the side surface of the sliding block (3 b) and is used for driving the sliding block (3 b) to slide on the sliding rod piece (3 a).
5. The photovoltaic panel cleaning apparatus according to claim 1, wherein: the drying structure (4) comprises:
the connecting frame (401), the connecting frame (401) is fixedly connected with the side surface of the cleaning structure (2) through a screw;
the air blower (402), the air blower (402) is fixedly connected with one end of the connecting frame (401), and the air blowing port of the air blower (402) faces the conveying structure (3);
the wind shield (403), the wind shield (403) is fixedly connected with the side face of the cleaning structure (2), the wind shield (403) and the air blower (402) are respectively located on two sides of the conveying structure (3), and the bottom of the wind shield (403) is inclined inwards.
6. A photovoltaic panel cleaning apparatus according to any one of claims 1-5, characterized in that: the top opening position of the base (1) is fixedly connected with a grid net (5).
7. A photovoltaic panel cleaning apparatus as claimed in claim 6, wherein: and the air outlet of the air blower (402) is provided with a mesh plate.
CN202121050753.5U 2021-05-17 2021-05-17 Photovoltaic board cleaning device Active CN215031506U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202121050753.5U CN215031506U (en) 2021-05-17 2021-05-17 Photovoltaic board cleaning device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202121050753.5U CN215031506U (en) 2021-05-17 2021-05-17 Photovoltaic board cleaning device

Publications (1)

Publication Number Publication Date
CN215031506U true CN215031506U (en) 2021-12-07

Family

ID=79217824

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202121050753.5U Active CN215031506U (en) 2021-05-17 2021-05-17 Photovoltaic board cleaning device

Country Status (1)

Country Link
CN (1) CN215031506U (en)

Similar Documents

Publication Publication Date Title
CN210922099U (en) Drying device for textile equipment
CN207368466U (en) A kind of electric-power metering cabinet easy to heat dissipation
CN215031506U (en) Photovoltaic board cleaning device
CN211526938U (en) Movable dryer
CN210517394U (en) Building electrical control cabinet that radiating effect is good
CN110479712A (en) Bottle high-efficiency washing assembly line
CN210051075U (en) Rotary air blower with flat workpiece
CN212216444U (en) Cleaning device for air conditioner plastic part
CN210701388U (en) Be applied to cleaning machine of core wire
CN213514765U (en) Fig drying equipment based on new forms of energy
CN212431663U (en) Gynaecology of traditional chinese medicine uses medicinal material drying device
CN212238283U (en) Building insulation board dust collector
CN212870471U (en) Anti-falling air drying platform for cleaning filter bag
CN213214153U (en) Communication box convenient to heat dissipation
CN214199554U (en) Production device of automobile engine knock sensor
CN210268080U (en) Drying device for manufacturing solar backboard film
CN213855963U (en) Cleaning device for recycling water resources for cleaning automobile parts
CN211757382U (en) Quartz tube intelligence belt cleaning device
CN215113767U (en) Drying equipment is used in production of cell-phone screen protection film
CN212930785U (en) But mixing arrangement is used in quick drying's flour processing
CN210663785U (en) Thousand-piece dryer
CN209605475U (en) A kind of fuel cell heating platen Automated temperature reducing device
CN213335364U (en) Drying device for machining motor shell
CN213001421U (en) Ventilation fan surface dust removal device of motor car air regenerating device
CN214582369U (en) Induced draft pipe for grain dryer

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant