CN115752079A

CN115752079A - Cleaning device for plate heat exchanger for new energy automobile

Info

Publication number: CN115752079A
Application number: CN202211530431.XA
Authority: CN
Inventors: 熊树生; 李俊辰; 陈国栋; 赵家豪; 阮红彬; 何根平; 丁杰
Original assignee: Zhejiang Hongtong Intelligent Technology Co ltd; Jiaxing Research Institute of Zhejiang University
Current assignee: Zhejiang Hongtong Intelligent Technology Co ltd; Jiaxing Research Institute of Zhejiang University
Priority date: 2022-12-01
Filing date: 2022-12-01
Publication date: 2023-03-07

Abstract

The invention discloses a cleaning device of a plate heat exchanger for a new energy automobile, which relates to the technical field of new energy automobiles and comprises two fixed plate bodies which are arranged in parallel, wherein a heat exchange plate group is clamped between the two fixed plate bodies in a superposed manner, and a cleaning mechanism for automatically cleaning dirt on the surface of the heat exchange plate group is arranged on the outer side of the heat exchange plate group; the cleaning mechanism comprises a first cleaning part, a first reciprocating part, a second cleaning part, a second reciprocating part, a linkage mechanism and a transmission mechanism, and by the mutual matching use of the first cleaning part, the first reciprocating part, the second cleaning part, the second reciprocating part, the linkage mechanism and the transmission mechanism, the invention can automatically clean the dirt on the left surface, the right surface, the upper surface and the lower surface of the heat exchange plate group, ensure the accuracy and the simultaneity of cleaning in all directions, and has high cleaning speed and efficiency, thereby ensuring the heat exchange effect of the heat exchange plate.

Description

Cleaning device for plate heat exchanger for new energy automobile

Technical Field

The invention relates to the technical field of new energy automobiles, in particular to a cleaning device for a plate heat exchanger for a new energy automobile.

Background

At present, the new energy automobile is fast in development speed, the whole automobile thermal management is a difficult problem of the new energy automobile, the whole automobile energy consumption needs to be considered while the whole automobile thermal management is carried out, the maximum cruising duration is achieved on the premise of ensuring safety, and the plate type heat exchanger assembly structure is an essential part in a new energy automobile thermal management system.

In the long-term use of plate heat exchanger, dirt such as condensation thing can be adhered to on the plate surface of plate heat exchanger, in order to prolong plate heat exchanger's life, then need carry out regular maintenance to plate heat exchanger, it is one of the important step in the maintenance process to clean plate heat exchanger surface, and the manual cleaning is carried out to plate heat exchanger surface cleaning mode to the present adoption workman handheld cleaning brush, and nevertheless the manual work is big still to manual cleaning, influences the problem of cleaning efficiency. Therefore, the cleaning device for the plate heat exchanger for the new energy automobile is provided.

Disclosure of Invention

The invention aims to provide a cleaning device of a plate heat exchanger for a new energy automobile with a self-cleaning function, so as to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a cleaning device of a plate heat exchanger for a new energy automobile comprises two fixing plate bodies which are arranged in parallel, a heat exchange plate group is clamped between the two fixing plate bodies in a superposed mode, and a cleaning mechanism for automatically cleaning dirt on the surface of the heat exchange plate group is arranged on the outer side of the heat exchange plate group; the cleaning mechanism comprises a first cleaning piece, a first reciprocating motion piece, a second cleaning piece, a second reciprocating motion piece, a linkage mechanism and a transmission mechanism, wherein the first cleaning piece and the second cleaning piece are respectively provided with two groups, the two groups of first cleaning pieces are respectively arranged at the left side and the right side of the heat exchange plate group, the two groups of second cleaning pieces are respectively arranged at the upper side and the lower side of the heat exchange plate group, the first reciprocating motion piece is arranged at the top and the bottom of the first cleaning piece, the first reciprocating motion piece is arranged at the front side and the rear side of the second cleaning piece, the first reciprocating motion piece and the second reciprocating motion piece are in transmission connection through the linkage mechanism, and the transmission mechanism is arranged at one side of the fixed plate body.

Preferably, first cleaning member includes first brush, first dead lever and locating part, first brush respectively with heat exchange plate group about the outside wall laminate mutually, the upper and lower both ends of first brush all pass through first dead lever with the output transmission of first reciprocating motion piece is connected, the locating part is established two between the fixed plate body, carry out reciprocal back and forth movement through the first brush that first reciprocating motion piece control is located heat exchange plate group left and right sides, carry out self-cleaning to the left and right sides of heat exchange plate group.

Preferably, the first reciprocating motion piece comprises a first moving frame, a first half gear, a first rack and a first rotating shaft, the first moving frame is connected with the first brush through a first fixing rod, the first rack is uniformly distributed on the upper position and the lower position of the inner side of the first moving frame, the first half gear is connected with the first moving frame in a meshed mode through the first rack, a first rotating shaft is fixed in a central hole of the first half gear, the input end of the linkage mechanism is connected with the first rotating shaft in a transmission mode, the first rotating shaft is symmetrically distributed with two upper and lower positions, the two upper and lower positions are two, one side of the first rotating shaft is connected with the transmission mechanism in a transmission mode, the first rack drives the first moving frame to move back and forth through rotation of the first half gear, and then the first brush connected with the first moving frame is driven to move back and forth on the surface of the heat exchange plate group.

Preferably, the second cleaning piece includes second brush and second dead lever, the second brush respectively with the laminating of heat exchange plate group's upper and lower end outside wall mutually, both ends are all passed through around the second brush the second dead lever with the output transmission of second reciprocating motion piece is connected, the spout has all been seted up to the upper and lower side of fixed plate body, the second dead lever passes through the spout with fixed plate body sliding connection carries out reciprocating back and forth motion through the second brush that second reciprocating motion piece control lies in heat exchange plate group upper and lower both sides, carries out self-cleaning to the upper and lower both sides of heat exchange plate group.

Preferably, the second reciprocating motion piece includes that the second removes frame, second half-gear, second rack and second pivot, the second removes the frame and passes through the second dead lever with second brush fixed connection, second rack evenly distributed is in the inboard upper and lower position of frame is removed to the second, the second half-gear passes through the second rack with the second removes the frame meshing and connects, the centre bore of second half-gear is fixed with the second pivot, link gear's output with the transmission of second pivot is connected, the outside of second pivot is rotated through the bearing and is connected with the L template, the one end of L template is fixed on the fixed plate body, through the rotation of second half-gear for the second rack drives the second and removes the frame and carry out the round trip movement, and then drives the second brush that the second removed the frame and connect and do reciprocating motion on heat exchange plate group surface.

Preferably, the link gear includes drive bevel gear, passive bevel gear, third pivot, driving pulley, belt and driven pulleys, passive bevel gear with driving pulley all fixes cup jointing the outside of third pivot, drive bevel gear with passive bevel gear meshing is connected, driving pulley passes through the belt with driven pulleys transmission connects, driven pulleys is fixed cup joints the outside of second pivot, be fixed with the U template on the L template, the middle part of U template pass through the bearing with the third pivot rotates and is connected, can drive first pivot and second pivot simultaneously through the link gear and rotate.

Preferably, drive mechanism includes driving motor, motor mount, drive shaft, U type seat, drive gear and hold-in range, driving motor passes through the motor mount is fixed one of them the one side of solid fixed plate body, the drive shaft with driving motor's output fixed connection, U type seat passes through the bearing and rotates the connection and be in the outside of drive shaft, the one end of U type seat with the outer wall of solid fixed plate body is fixed, drive gear fixes the drive shaft is kept away from driving motor's one end, two the one end of first pivot all is fixed with drive gear, two drive gear passes through the hold-in range with the drive gear meshing is connected, can provide power for the rotation of first pivot through drive mechanism.

Preferably, the locating part includes sliding sleeve, fixed block, spring, slide bar and stopper, the slide bar passes through the stopper is fixed two between the fixed plate body, the sliding sleeve slides and cup joints the outside of slide bar, the sliding sleeve passes through the fixed block with first brush fixed connection, the spring is equipped with two sets ofly, and two sets ofly the both ends of spring respectively with the sliding sleeve with stopper fixed connection, the slide bar is established the inboard of spring can make the reciprocating motion of first brush more stable through the locating part.

Compared with the prior art, the invention has the beneficial effects that:

according to the invention, through the designed mutual matching use of the first cleaning piece, the first reciprocating piece, the second cleaning piece, the second reciprocating piece, the linkage mechanism and the transmission mechanism, the dirt on the left, right, upper and lower surfaces of the heat exchange plate group can be automatically cleaned, the accuracy and the simultaneity of cleaning in all directions are ensured, the cleaning speed is high, and the heat exchange effect of the heat exchange plate is ensured.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the cleaning mechanism of the present invention;

FIG. 3 is a left side view of the overall structure of the present invention;

FIG. 4 is a top view of the overall construction of the present invention;

FIG. 5 is a schematic view of the first cleaning element and first shuttle of the present invention;

FIG. 6 is a schematic view of the construction of a second cleaning element and a second shuttle according to the present invention;

FIG. 7 is a schematic view of a linkage mechanism according to the present invention;

FIG. 8 is a schematic view of the transmission mechanism of the present invention;

fig. 9 is a schematic diagram of a position limiting element according to the present invention.

In the figure: 1-fixing a plate body; 2-heat exchange plate group; 3-a cleaning mechanism; 4-a first cleaning member; 5-a first shuttle; 6-a second cleaning member; 7-a second shuttle; 8-a linkage mechanism; 9-a transmission mechanism; 10-a first brush; 11-a first fixing bar; 12-a stop; 13-a first moving frame; 14-a first half-gear; 15-a first rack; 16-a first shaft; 17-a second brush; 18-a second fixation bar; 19-a chute; 20-a second moving frame; 21-second half gear; 22-a second rack; 23-a second shaft; 24-L-shaped plates; 25-drive bevel gear; 26-a passive bevel gear; 27-a third shaft; 28-a driving pulley; 29-a belt; 30-a driven pulley; 31-U-shaped plates; 32-a drive motor; 33-a motor fixing frame; 34-a drive shaft; a 35-U shaped seat; 36-a drive gear; 37-a transmission gear; 38-a synchronous belt; 39-a sliding sleeve; 40-fixing block; 41-a spring; 42-a slide bar; 43-a stop block.

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.

Example 1

As shown in fig. 1 to 4, the cleaning device for a plate heat exchanger for a new energy automobile in the figure comprises two fixing plate bodies 1 arranged in parallel, a heat exchange plate group 2 is clamped between the two fixing plate bodies 1 in a superposed manner, and a cleaning mechanism 3 for automatically cleaning dirt on the surface of the heat exchange plate group 2 is arranged on the outer side of the heat exchange plate group 2; the cleaning mechanism 3 comprises a first cleaning piece 4, a first reciprocating piece 5, a second cleaning piece 6, a second reciprocating piece 7, a linkage mechanism 8 and a transmission mechanism 9, the first cleaning piece 4 and the second cleaning piece 6 are respectively provided with two groups, the two groups of first cleaning pieces 4 are respectively arranged on the left side and the right side of the heat exchange plate set 2, the two groups of second cleaning pieces 6 are respectively arranged on the upper side and the lower side of the heat exchange plate set 2, the first reciprocating piece 5 is arranged at the top and the bottom of the first cleaning piece 4, the first reciprocating piece 5 is arranged on the front side and the rear side of the second cleaning piece 6, the first reciprocating piece 5 and the second reciprocating piece 7 are in transmission connection through the linkage mechanism 8, the transmission mechanism 9 is arranged on one side of one fixed plate body 1, through the designed mutual matching of the first cleaning piece 4, the first reciprocating piece 5, the second cleaning piece 6, the second reciprocating piece 7, the linkage mechanism 8 and the transmission mechanism 9, the dirt on the left surface and the right surface and the upper surface of the heat exchange plate set 2 can be automatically cleaned, the accuracy and the cleaning speed and the cleaning of the heat exchange plate set can be ensured, and the cleaning efficiency is high, and the heat exchange plate set is ensured, and the cleaning efficiency is high.

Wherein, as shown in fig. 5, in order to clean the left and right sides of the heat exchange plate group 2, the first cleaning member 4 includes a first brush 10, a first fixing rod 11 and a limiting member 12, the first brush 10 is respectively attached to the left and right outer side walls of the heat exchange plate group 2, the upper and lower ends of the first brush 10 are both in transmission connection with the output end of the first reciprocating member 5 through the first fixing rod 11, the limiting member 12 is arranged between the two fixing plate bodies 1, the first brush 10 located at the left and right sides of the heat exchange plate group 2 is controlled by the first reciprocating member 5 to reciprocate, and thereby the left and right sides of the heat exchange plate group 2 are automatically cleaned.

Meanwhile, as shown in fig. 5, in order to make the first brush 10 reciprocate on the surface of the heat exchange plate group 2, the first reciprocating member 5 includes a first moving frame 13, a first half gear 14, a first rack 15 and a first rotating shaft 16, the first moving frame 13 is fixedly connected to the first brush 10 through a first fixing rod 11, the first rack 15 is uniformly distributed at the upper and lower positions of the inner side of the first moving frame 13, the first half gear 14 is meshed with the first moving frame 13 through the first rack 15, the first rotating shaft 16 is fixed in a central hole of the first half gear 14, the input end of the linkage mechanism 8 is in transmission connection with the first rotating shaft 16, two first rotating shafts 16 are symmetrically distributed up and down, one side of each of the two first rotating shafts 16 is in transmission connection through a transmission mechanism 9, and the first rack 15 drives the first moving frame 13 to move back and forth through the rotation of the first half gear 14, so as to drive the first brush 10 connected to the first moving frame 13 to reciprocate on the surface of the heat exchange plate group 2.

In addition, as shown in fig. 1 and 6, in order to clean the upper and lower sides of the heat exchange plate group 2, the second cleaning member 6 includes a second brush 17 and a second fixing rod 18, the second brush 17 is respectively attached to the outer side walls of the upper and lower ends of the heat exchange plate group 2, the front and rear ends of the second brush 17 are both in transmission connection with the output end of the second reciprocating member 7 through the second fixing rod 18, the upper and lower sides of the fixing plate body 1 are both provided with sliding grooves 19, the second fixing rod 18 is in sliding connection with the fixing plate body 1 through the sliding grooves 19, the second brush 17 located at the upper and lower sides of the heat exchange plate group 2 is controlled by the second reciprocating member 7 to reciprocate, and thus the upper and lower sides of the heat exchange plate group 2 are automatically cleaned.

Meanwhile, as shown in fig. 6, in order to make the second brush 17 reciprocate on the surface of the heat exchange plate group 2, the second reciprocating member 7 includes a second moving frame 20, a second half gear 21, a second rack 22 and a second rotating shaft 23, the second moving frame 20 is fixedly connected to the second brush 17 through a second fixing rod 18, the second rack 22 is uniformly distributed at the upper and lower positions of the inner side of the second moving frame 20, the second half gear 21 is engaged with the second moving frame 20 through the second rack 22, the second rotating shaft 23 is fixed in the central hole of the second half gear 21, the output end of the linkage mechanism 8 is in transmission connection with the second rotating shaft 23, the outer side of the second rotating shaft 23 is rotatably connected to an L-shaped plate 24 through a bearing, one end of the L-shaped plate 24 is fixed on the fixing plate body 1, and the second rack 22 drives the second moving frame 20 to move back and forth through the rotation of the second half gear 21, so as to drive the second brush 17 connected to the second moving frame 20 to reciprocate on the surface of the heat exchange plate group 2.

In addition, as shown in fig. 9, in order to ensure the stability of the reciprocating motion of the first brush 10, the limiting member 12 includes a sliding sleeve 39, a fixing block 40, a spring 41, a sliding rod 42 and a limiting block 43, the sliding rod 42 is fixed between the two fixing plate bodies 1 through the limiting block 43, the sliding sleeve 39 is slidably sleeved outside the sliding rod 42, the sliding sleeve 39 is fixedly connected with the first brush 10 through the fixing block 40, two sets of springs 41 are provided, two ends of the two sets of springs 41 are respectively fixedly connected with the sliding sleeve 39 and the limiting block 43, the sliding rod 42 is arranged inside the spring 41, the sliding sleeve 39 is driven to slide outside the sliding rod 42 through the reciprocating motion of the first brush 10, the sliding sleeve 39 stretches and contracts the spring 41, and it is ensured that the first brush 10 can accurately move between two limit positions.

Self-cleaning the heat exchange plate group 2: by starting the transmission mechanism 9, the transmission mechanism 9 transmits output power to the two first rotating shafts 16, and drives the two first rotating shafts 16 to rotate simultaneously, the first rotating shafts 16 can drive the first half gears 14 to rotate, through the rotation of the first half gears 14, the first rack 15 can drive the first moving frame 13 to move back and forth, and further drive the first brushes 10 connected with the first moving frame 13 to brush on the left and right surfaces of the heat exchange plate group 2 in a reciprocating motion, so as to automatically clean the left and right side dirt of the heat exchange plate group 2, meanwhile, the second rotating shaft 23 can also drive the two second rotating shafts 23 to rotate simultaneously through the linkage mechanism 8, the second rotating shaft 23 can drive the second half gears 21 to rotate, through the rotation of the second half gears 21, so that the second brush drives the second moving frame 20 to move back and forth, and further drive the second brushes 17 connected with the second moving frame 20 to brush on the upper and lower surfaces of the heat exchange plate group 2, so as to automatically clean the left and right side upper and lower surfaces of the heat exchange plate group 2, thereby ensuring the automatic cleaning speed and high cleaning efficiency of the heat exchange plate, and high cleaning accuracy of the heat exchange plate.

Example 2

As shown in fig. 7, this embodiment further illustrates example 1, in the illustration, the linkage mechanism 8 includes a driving bevel gear 25, a driven bevel gear 26, a third rotating shaft 27, a driving pulley 28, a belt 29, and a driven pulley 30, the driven bevel gear 26 and the driving pulley 28 are both fixedly sleeved on the outer side of the third rotating shaft 27, the driving bevel gear 25 is engaged with the driven bevel gear 26, the driving pulley 28 is connected with the driven pulley 30 through a belt 29, the driven pulley 30 is fixedly sleeved on the outer side of the second rotating shaft 23, a U-shaped plate 31 is fixed on the L-shaped plate 24, the middle of the U-shaped plate 31 is rotatably connected with the third rotating shaft 27 through a bearing, and the first rotating shaft 16 and the second rotating shaft 23 can be simultaneously driven to rotate through the linkage mechanism 8.

In this embodiment: with reference to embodiment 1, when the two first rotating shafts 16 rotate, the two first rotating shafts drive the driving bevel gear 25 to rotate, the driving bevel gear 25 drives the driven bevel gear 26 to rotate, the driven bevel gear 26 drives the third rotating shaft 27 to rotate, so as to drive the driving pulley 28 to rotate, the driving pulley 28 drives the driven pulley 30 to rotate through the belt 29, so as to rotate the second rotating shaft 23 fixed to the driven pulley 30, thereby ensuring that the first reciprocating part 5 and the second reciprocating part 7 can move simultaneously.

Example 3

As shown in fig. 8, in this embodiment, the embodiment further describes example 1, the transmission mechanism 9 in the figure includes a driving motor 32, a motor fixing frame 33, a driving shaft 34, a U-shaped seat 35, a driving gear 36, a transmission gear 37 and a synchronous belt 38, the driving motor 32 is fixed on one side of one of the fixing plate bodies 1 through the motor fixing frame 33, the driving shaft 34 is fixedly connected with an output end of the driving motor 32, the U-shaped seat 35 is rotatably connected to an outer side of the driving shaft 34 through a bearing, one end of the U-shaped seat 35 is fixed to an outer wall of the fixing plate body 1, the driving gear 36 is fixed to one end of the driving shaft 34 far from the driving motor 32, the transmission gear 37 is fixed to one end of each of the two first rotating shafts 16, the two transmission gears 37 are meshed with the driving gear 36 through the synchronous belt 38, and the transmission mechanism 9 can provide power for the rotation of the first rotating shafts 16.

In this embodiment: when cleaning is needed, the driving motor 32 is started to work, the driving motor 32 drives the driving shaft 34 to rotate, the driving shaft 34 drives the driving gear 36 to rotate, the driving gear 36 drives the two transmission gears 37 to rotate simultaneously through the synchronous belt 38, the two transmission gears 37 can drive the two first rotating shafts 16 to rotate simultaneously, power sources of the first cleaning piece 4, the first reciprocating piece 5, the second cleaning piece 6 and the second reciprocating piece 7 are all from the same driving motor 32, and electric power consumed by the whole cleaning mechanism 3 is reduced.

In the scheme, the type of the Y100L-2 is preferably selected as the driving motor 32, the circuit operation is the conventional circuit, the circuits and the control related to the invention are the prior art, and redundant description is not repeated herein.

It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a cleaning device of plate heat exchanger for new energy automobile, includes two fixed plate body (1) of parallel arrangement, two the coincide clamps heat exchange plate group (2), its characterized in that between fixed plate body (1): a cleaning mechanism (3) for automatically cleaning dirt on the surface of the heat exchange plate group (2) is arranged on the outer side of the heat exchange plate group; cleaning mechanism (3) include first cleaning member (4), first reciprocating motion piece (5), second cleaning member (6), second reciprocating motion piece (7), link gear (8) and drive mechanism (9), first cleaning member (4) with second cleaning member (6) all are equipped with two sets ofly, two sets ofly first cleaning member (4) are established respectively the left and right sides of heat exchange plate group (2), two sets ofly second cleaning member (6) are established respectively the upper and lower both sides of heat exchange plate group (2), first reciprocating motion piece (5) are all installed to the top and the bottom of first cleaning member (4), first reciprocating motion piece (5) are all installed to the front side and the rear side of second cleaning member (6), first reciprocating motion piece (5) with pass through between second reciprocating motion piece (7) link gear (8) transmission connection, drive mechanism (9) are installed one of them one side of fixed plate body (1).

2. The cleaning device for the plate heat exchanger for the new energy automobile according to claim 1, characterized in that: first cleaning member (4) include first brush (10), first dead lever (11) and locating part (12), first brush (10) respectively with the outer lateral wall laminating about heat exchange plate group (2), the upper and lower both ends of first brush (10) are all passed through first dead lever (11) with the output transmission of first reciprocating motion spare (5) is connected, locating part (12) are established two between fixed plate body (1).

3. The cleaning device for the plate heat exchanger for the new energy automobile according to claim 2, characterized in that: first reciprocating motion piece (5) are including first removal frame (13), first pinion (14), first rack (15) and first pivot (16), first removal frame (13) pass through first dead lever (11) with first brush (10) fixed connection, first rack (15) evenly distributed is in position about the inboard of first removal frame (13), first pinion (14) pass through first rack (15) with first removal frame (13) meshing is connected, be fixed with first pivot (16) in the centre bore of first pinion (14), the input of link gear (8) with first pivot (16) transmission is connected, first pivot (16) upper and lower symmetry distributes has two, and two one side of first pivot (16) is passed through drive mechanism (9) transmission is connected.

4. The cleaning device for the plate heat exchanger for the new energy automobile according to claim 1, characterized in that: second cleaning member (6) include second brush (17) and second dead lever (18), second brush (17) respectively with the laminating of the upper and lower end outside wall of heat exchange plate group (2), both ends are all passed through around second brush (17) second dead lever (18) with the output transmission of second reciprocating motion spare (7) is connected, spout (19) have all been seted up to the upper and lower side of fixed plate body (1), second dead lever (18) are passed through spout (19) with fixed plate body (1) sliding connection.

5. The cleaning device for the plate heat exchanger for the new energy automobile according to claim 4, characterized in that: second reciprocating motion spare (7) include that the second removes frame (20), second half gear (21), second rack (22) and second pivot (23), second removes frame (20) and passes through second dead lever (18) with second brush (17) fixed connection, second rack (22) evenly distributed is in the inboard upper and lower position of frame (20) is removed to the second, second half gear (21) pass through second rack (22) with second removes frame (20) meshing connection, the centre bore of second half gear (21) is fixed with second pivot (23), the output of link gear (8) with second pivot (23) transmission is connected, the outside of second pivot (23) is rotated through the bearing and is connected with L template (24), the one end of L template (24) is fixed on the fixed plate body (1).

6. The cleaning device for the plate heat exchanger for the new energy automobile according to claim 5, characterized in that: the linkage mechanism (8) comprises a driving bevel gear (25), a driven bevel gear (26), a third rotating shaft (27), a driving belt wheel (28), a belt (29) and a driven belt wheel (30), wherein the driven bevel gear (26) and the driving belt wheel (28) are fixedly sleeved on the outer side of the third rotating shaft (27), the driving bevel gear (25) is meshed with the driven bevel gear (26) to be connected, the driving belt wheel (28) is in transmission connection with the driven belt wheel (30) through the belt (29), the driven belt wheel (30) is fixedly sleeved on the outer side of the second rotating shaft (23), a U-shaped plate (31) is fixed on the L-shaped plate (24), and the middle part of the U-shaped plate (31) is rotatably connected with the third rotating shaft (27) through a bearing.

7. The cleaning device for the plate heat exchanger for the new energy automobile according to claim 3, characterized in that: drive mechanism (9) include driving motor (32), motor mount (33), drive shaft (34), U type seat (35), drive gear (36), drive gear (37) and hold-in range (38), driving motor (32) pass through motor mount (33) are fixed one of them one side of fixed plate body (1), drive shaft (34) with the output fixed connection of driving motor (32), U type seat (35) are connected through the bearing rotation the outside of drive shaft (34), the one end of U type seat (35) with the outer wall of fixed plate body (1) is fixed, drive gear (36) are fixed drive shaft (34) are kept away from the one end of driving motor (32), two the one end of first pivot (16) all is fixed with drive gear (37), two drive gear (37) pass through hold-in range (38) with drive gear (36) meshing is connected.

8. The cleaning device for the plate heat exchanger for the new energy automobile according to claim 2, characterized in that: locating part (12) are including sliding sleeve (39), fixed block (40), spring (41), slide bar (42) and stopper (43), slide bar (42) are passed through stopper (43) are fixed two between the fixed plate body (1), sliding sleeve (39) slip the cup joint and be in the outside of slide bar (42), sliding sleeve (39) are passed through fixed block (40) with first brush (10) fixed connection, spring (41) are equipped with two sets ofly, and two sets of the both ends of spring (41) respectively with sliding sleeve (39) with stopper (43) fixed connection, slide bar (42) are established the inboard of spring (41).