阅读说明：本技术 一种用于电泳漆烘干废气处理的冷却装置 (Cooling device for electrophoretic paint drying waste gas treatment ) 是由 许红建 吴强 储晓东 罗海军 于 2021-08-25 设计创作，主要内容包括：本发明涉及一种用于电泳漆烘干废气处理的冷却装置,其包括催化燃烧室,催化燃烧室的顶壁开设有滑动孔,滑动孔内滑动连接有用于存放催化剂的催化剂盒,催化燃烧室的顶壁上设有制冷筒,制冷筒与滑动孔连通,制冷筒上设有加料口,催化燃烧室上设有驱动催化剂盒升降的驱动组件,制冷筒上设有用于对进入制冷筒内的高温催化剂盒进行冷却的制冷机构,催化燃烧室上滑动连接有用于封堵滑动孔的封堵件。本申请具有减小操作者被烫伤的可能性的效果。(The invention relates to a cooling device for electrophoretic paint drying waste gas treatment, which comprises a catalytic combustion chamber, wherein the top wall of the catalytic combustion chamber is provided with a sliding hole, a catalyst box for storing a catalyst is connected in the sliding hole in a sliding manner, the top wall of the catalytic combustion chamber is provided with a refrigerating cylinder, the refrigerating cylinder is communicated with the sliding hole, the refrigerating cylinder is provided with a feed inlet, the catalytic combustion chamber is provided with a driving assembly for driving the catalyst box to lift, the refrigerating cylinder is provided with a refrigerating mechanism for cooling a high-temperature catalyst box entering the refrigerating cylinder, and the catalytic combustion chamber is connected with a plugging piece for plugging the sliding hole in a sliding manner. The present application has the effect of reducing the likelihood of an operator being scalded.)

1. A cooling device for electrophoretic paint drying waste gas treatment, comprises a catalytic combustion chamber (1), and is characterized in that: the catalytic combustion chamber is characterized in that a sliding hole (2) is formed in the top wall of the catalytic combustion chamber (1), a catalyst box (3) used for storing a catalyst is connected in the sliding hole (2) in a sliding mode, a refrigerating cylinder (4) is arranged on the top wall of the catalytic combustion chamber (1), the refrigerating cylinder (4) is communicated with the sliding hole (2), a feed inlet (5) is formed in the refrigerating cylinder (4), a driving assembly for driving the catalyst box (3) to ascend and descend is arranged on the catalytic combustion chamber (1), a refrigerating mechanism used for entering the refrigerating cylinder (4) and used for cooling the catalyst box (3), and a plugging piece (24) used for plugging the sliding hole (2) is connected on the catalytic combustion chamber (1) in a sliding mode.

2. The cooling device for electrophoretic paint drying exhaust gas treatment according to claim 1, characterized in that: the driving component comprises a driving motor (7), a driving rod (8), a threaded rod (9), a guide rod (13), a first bevel gear (10) and a second bevel gear (11), the output shaft of the driving motor (7) is coaxial and fixedly connected with the driving rod (8), one end of the driving rod (8) is inserted into the catalytic combustion chamber (1), the first bevel gear (10) is sleeved on the driving rod (8), the threaded rod (9) is rotationally connected to the inner wall of the catalytic combustion chamber (1), the second bevel gear (11) is sleeved on the threaded rod (9), the first bevel gear (10) is meshed with the second bevel gear (11), the catalyst box (3) is in threaded connection with the threaded rod (9), the catalytic combustion chamber (1) is vertically connected with the guide rod (13), one end of the guide rod (13) penetrates through the side wall of the catalyst box (3) and is in sliding fit with the side wall.

3. The cooling device for electrophoretic paint drying exhaust gas treatment according to claim 2, characterized in that: the plugging piece (24) is a plugging plate, threaded holes (25) and guide holes (26) are formed in the plugging piece (24), the threaded holes (25) are connected with threaded rods (9) in a threaded mode, the guide holes (26) are in sliding fit with the guide rods (13), the side wall of the plugging plate is attached to the side wall of the sliding hole (2), a feeding hole (27) is formed in the plugging plate, and a sealing cover (28) is detachably connected to the feeding hole (27).

4. The cooling device for electrophoretic paint drying exhaust gas treatment according to claim 1, characterized in that: the refrigeration mechanism comprises dry ice blocks (14) and an air blowing assembly, a plurality of accommodating grooves (15) used for storing the dry ice blocks (14) are formed in the side wall of the refrigeration barrel (4), a plurality of refrigeration holes (32) are formed in the side wall of the refrigeration barrel (4), the refrigeration holes (32) are communicated with the accommodating grooves (15), the air blowing assembly is provided with a plurality of groups and is arranged in one-to-one correspondence with the accommodating grooves (15), and the air blowing assembly is communicated with the accommodating grooves (15) through an air blowing pipe (44).

5. The cooling device for electrophoretic paint drying exhaust gas treatment according to claim 1, characterized in that: the air blowing assembly comprises a pressure barrel (17), a squeezing plate (18) and a connecting frame (19), the pressure barrel (17) is fixedly connected to the inner side wall of the catalytic combustion chamber (1), the squeezing plate (18) is inserted into the pressure barrel (17) and attached to the inner side wall of the pressure barrel (17), one end of the connecting frame (19) is connected with the squeezing plate (18), the other end of the connecting frame is connected with the catalyst box (3), and the blast pipe (44) is communicated with the pressure barrel (17).

6. The cooling device for electrophoretic paint drying exhaust gas treatment according to claim 5, characterized in that: and a high-temperature-resistant sealing gasket (20) is arranged on the extrusion plate (18).

7. The cooling device for electrophoretic paint drying exhaust gas treatment according to claim 4, characterized in that: be equipped with on the lateral wall of a refrigeration section of thick bamboo (4) a plurality of with shielding plate (30) that holding tank (15) one-to-one set up, seted up on the lateral wall of a refrigeration section of thick bamboo (4) with sliding tray (31) that holding tank (15) one-to-one set up, refrigeration hole (32) run through sliding tray (31), shielding plate (30) insert in sliding tray (31) and sliding fit with it, be equipped with the drive on a refrigeration section of thick bamboo (4) the power component that shielding plate (30) reciprocated, power component with shielding plate (30) one-to-one sets up.

8. The cooling device for electrophoretic paint drying exhaust gas treatment according to claim 7, characterized in that: the power assembly comprises a pulling rope (33), a first fixed pulley (34), a second fixed pulley (35), a lifting block (36), a connecting rod (37) and a linkage rod (38), the first fixed pulley (34) is arranged right above the sliding groove (31), a first groove (40) and a second groove (41) are vertically formed in the top wall of the refrigerating cylinder (4), a distance is reserved between the first groove (40) and the second groove (41), a communication groove (42) is formed between the first groove (40) and the second groove (41), the second fixed pulley (35) is arranged at the bottom of the first groove (40), the lifting block (36) is connected in the first groove (40), the connecting rod (37) is connected in the second groove (41), a cross rod (43) is connected in the communication groove (42), and the cross rod (43) and the connecting rod (37) are integrally formed, the one end of horizontal pole (43) extends to in first groove (40) and be connected in on elevator (36), connecting rod (37) are kept away from the vertical connection of one end of horizontal pole (43) gangbar (38), gangbar (38) with second groove (41) sliding fit, gangbar (38) connect in the closure plate, the one end of pulling rope (33) with shutter (30) are connected, pull rope (33) around establishing first fixed pulley (34) with on second fixed pulley (35), the other end of pulling rope (33) connect in on elevator (36).

Technical Field

The invention relates to the field of coating waste gas treatment equipment, in particular to a cooling device for electrophoretic paint drying waste gas treatment.

Background

Electrophoretic paints, also called electrocoats, are also called "electrophoretic paints" and are not used by many people. Electrophoresis has begun to become more prevalent as the deficiencies of conventional spray coatings continue to emerge. After the workpiece is subjected to electrophoretic coating, the coated workpiece needs to be placed into an oven for drying, a large amount of waste gas is generated during drying, a large amount of heat and organic matters are contained in the waste gas, the waste gas needs to be treated and then discharged, and the pollution to the environment is reduced.

Chinese patent with publication number CN210786742U discloses a preheating type electrophoretic paint drying exhaust gas treatment system, which comprises an electrophoretic paint drying chamber, an induced draft fan and a purification device, wherein the purification device comprises an activated carbon adsorption box and a catalytic combustion chamber, one end of a circulating pipe far away from the catalytic combustion chamber is introduced into a heat exchanger, and an exhaust pipe is arranged at one side of the heat exchanger, a lifting port is arranged on the top wall of the catalytic combustion chamber, a plurality of lifting rods are arranged in the lifting port, the lifting rods are fixedly connected with the top wall of the catalytic combustion chamber, a catalyst box is arranged between the lifting rods, the catalyst box is in sliding connection with the lifting rods, a sealing cover is also arranged above the catalyst box, the sealing cover is in sliding connection with the lifting rods, and handles are arranged on the sealing cover and the top wall of the catalyst box.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: when the catalyst in the catalytic combustion chamber is used up, an operator needs to supplement the catalyst in the catalyst box, because the temperature in the catalytic combustion chamber is higher, when the catalyst box is moved out of the catalytic combustion chamber, the temperature of the catalyst box is higher due to the high temperature in the catalytic combustion chamber, and the operator is easily scalded by the catalyst box.

Disclosure of Invention

In order to reduce the possibility that the operator is scalded, this application provides a cooling device for electrophoresis lacquer stoving exhaust-gas treatment.

The application provides a cooling device for electrophoresis lacquer stoving exhaust-gas treatment adopts following technical scheme:

the utility model provides a cooling device for electrophoresis lacquer stoving exhaust-gas treatment, includes the catalytic combustion room, the slide opening has been seted up to the roof of catalytic combustion room, sliding connection has the catalyst box that is used for depositing the catalyst in the slide opening, be equipped with a refrigeration section of thick bamboo on the roof of catalytic combustion room, a refrigeration section of thick bamboo with the slide opening intercommunication, be equipped with the charge door on the refrigeration section of thick bamboo, be equipped with the drive on the catalytic combustion room the drive assembly that the catalyst box goes up and down, be equipped with on the refrigeration section of thick bamboo and be used for to getting into in the refrigeration section of thick bamboo the catalyst box carries out refrigerated refrigeration mechanism, sliding connection has on the catalytic combustion room and is used for the shutoff piece in slide opening.

Through adopting above-mentioned technical scheme, when needs add the catalyst, the operator opens the closure earlier, afterwards, start drive assembly, drive assembly drives the catalyst box and rises, make the catalyst box pass through from the sliding hole, and move to in the refrigeration section of thick bamboo, the operator starts refrigeration mechanism, refrigeration mechanism cools off the catalyst box, make the temperature of catalyst box reduce, afterwards, the operator passes through the charge door and increases the catalyst in to the catalyst box, therefore, reduced the operator when adding the catalyst, operator's possibility is scalded to high temperature catalyst box.

Optionally, drive assembly includes driving motor, actuating lever, threaded rod, guide bar, first bevel gear and second bevel gear, the coaxial and fixed connection of driving motor's output shaft the actuating lever, the one end of actuating lever inserts in the catalytic combustion chamber, first bevel gear cover is established on the actuating lever, the threaded rod rotates to be connected on the catalytic combustion chamber inner wall, second bevel gear cover is established on the threaded rod, first bevel gear with second bevel gear meshing, the catalyst box with threaded rod threaded connection, vertical connection in the catalytic combustion chamber the guide bar, the one end of guide bar is run through the lateral wall of catalyst box and sliding fit with it.

Through adopting above-mentioned technical scheme, during the use, the operator starts driving motor, driving motor's output shaft drives the actuating lever and rotates, and the actuating lever drives first bevel gear and rotates, first bevel gear and second bevel gear meshing, and then make second bevel gear rotate, and second bevel gear drives the threaded rod and rotates, threaded rod and catalyst box screw-thread fit, under the direction of guide bar, catalyst box rebound, convenient operation has reduced the operator and has taken out the possibility of catalyst box with the hand.

Optionally, the plugging piece is a plugging plate, a threaded hole and a guide hole are formed in the plugging piece, the threaded hole is in threaded connection with the threaded rod, the guide hole is in sliding fit with the guide rod, the side wall of the plugging plate is attached to the side wall of the sliding hole, a feeding hole is formed in the plugging plate, and a sealing cover is detachably connected to the feeding hole.

Through adopting above-mentioned technical scheme, during the use, when the threaded rod rotates, threaded hole screw-thread fit on threaded rod and the shutoff board, guide bar and guiding hole sliding fit, and then make shutoff board and catalyst box together rise or descend, realized the synchronous motion of shutoff board and catalyst box, when catalyst box rebound, drive the shutoff board rebound, make the sliding hole open convenient operation.

Optionally, the refrigeration mechanism includes a dry ice block and an air blowing assembly, a plurality of accommodating grooves for storing the dry ice block are formed in the side wall of the refrigeration cylinder, a plurality of refrigeration holes are formed in the side wall of the refrigeration cylinder, the refrigeration holes are communicated with the accommodating grooves, the air blowing assembly is provided with a plurality of groups and is in one-to-one correspondence with the accommodating grooves, and the air blowing assembly is communicated with the accommodating grooves through an air blowing pipe.

Through adopting above-mentioned technical scheme, during the use, the dry ice cube that deposits in the holding tank can cool down to a refrigeration section of thick bamboo is inside to under the effect of air blast subassembly, through blast pipe to the holding tank in the air blast, not only can carry out the air-cooling to the catalyst box in the refrigeration section of thick bamboo, and can accelerate the speed that the dry ice cube melts, improve cryogenic effect.

Optionally, the blowing assembly includes a pressure barrel, a squeezing plate and a connecting frame, the pressure barrel is fixedly connected to the inner side wall of the catalytic combustion chamber, the squeezing plate is inserted into the pressure barrel and attached to the inner side wall of the pressure barrel, one end of the connecting frame is connected to the squeezing plate, the other end of the connecting frame is connected to the catalyst box, and the blowing pipe is communicated with the pressure barrel.

Through adopting above-mentioned technical scheme, when catalyst box rebound, catalyst box drives the link rebound, and then makes the stripper plate slide in the pressurized barrel, and the air in the stripper plate extrusion pressurized barrel makes the air in the pressurized barrel move to the holding tank through the blast pipe, the effect of the blast air of playing.

Optionally, a high-temperature-resistant sealing gasket is arranged on the extrusion plate.

Through adopting above-mentioned technical scheme, set up the high temperature sealed pad, improved the leakproofness between stripper plate and the pressurized cylinder.

Optionally, be equipped with a plurality of on the lateral wall of a refrigeration section of thick bamboo with the shielding plate that the holding tank one-to-one set up, set up on the lateral wall of a refrigeration section of thick bamboo with the sliding tray that the holding tank one-to-one set up, the refrigeration hole runs through the sliding tray, the shielding plate inserts in the sliding tray and sliding fit with it, be equipped with the drive on the refrigeration section of thick bamboo the power component that the shielding plate reciprocated, power component with the shielding plate one-to-one sets up.

Through adopting above-mentioned technical scheme, after the catalyst addition was accomplished, the operator passed through power component for shielding plate and sliding tray sliding fit make the shielding plate insert the sliding tray completely in, and shelter from the refrigeration hole, and then make the holding tank form a confined space, slowed down the speed that the dry ice cake melts.

Optionally, the power assembly comprises a pulling rope, a first fixed pulley, a second fixed pulley, a lifting block, a connecting rod and a linkage rod, the first fixed pulley is arranged right above the sliding groove, a first groove and a second groove are vertically formed in the top wall of the refrigerating cylinder, a space is reserved between the first groove and the second groove, a communicating groove is formed between the first groove and the second groove, the second fixed pulley is arranged at the bottom of the first groove, the lifting block is in sliding connection with the first groove, the connecting rod is in sliding connection with the second groove, a cross rod is in sliding connection with the communicating groove, the cross rod and the connecting rod are integrally formed, one end of the cross rod extends into the first groove and is connected to the lifting block, one end of the connecting rod, far away from the cross rod, is vertically connected with the linkage rod, and is in sliding fit with the second groove, the linkage rod is connected with the plugging plate, one end of the pulling rope is connected with the shielding plate, the pulling rope is wound on the first fixed pulley and the second fixed pulley, and the other end of the pulling rope is connected to the lifting block.

Through adopting above-mentioned technical scheme, when drive assembly drove the shutoff board rebound, the shutoff board drove the gangbar rebound, the gangbar drove connecting rod and horizontal pole rebound, make the elevator rebound, the elevator will rise around the pulling rope of establishing in second fixed pulley one side, the opposite side descends, finally make around establishing at first fixed pulley and keeping away from the pulling rope of second fixed pulley one side and rise, it rises to drive the shielding plate, when making the refrigeration hole open, the stripper plate extrudees the air in the pressurized barrel, make the air pass through the blast pipe and move to the holding tank in, blow to the refrigeration barrel inside by the refrigeration hole again through the dry ice cube, holistic linkage has been improved.

In summary, the present application includes at least one of the following beneficial technical effects:

according to the catalyst box, the refrigerating cylinder, the driving assembly, the refrigerating mechanism and the plugging assembly are arranged, when the catalyst box is used, an operator opens the plugging assembly, the operator drives the catalyst box to move through the driving assembly, so that the catalyst box moves into the refrigerating cylinder, then the refrigerating mechanism cools the catalyst box moving into the refrigerating cylinder, and after the temperature of the catalyst box is reduced, a catalyst is added into the catalyst box, so that the possibility that the operator is scalded can be reduced;

this application is through setting up the air blast subassembly, and the air blast subassembly not only can carry out the forced air cooling to the blast air in the refrigerating cylinder through the blast pipe to can blow to the dry ice piece, accelerate the speed that the dry ice piece melts, improve refrigeration effect.

Drawings

FIG. 1 is a schematic structural diagram of a cooling apparatus for electrophoretic paint drying exhaust gas treatment according to an embodiment.

Fig. 2 is a schematic structural diagram mainly used for embodying the driving motor in the embodiment.

Fig. 3 is a sectional view taken along the line a-a in fig. 2.

Fig. 4 is a sectional view taken along line B-B in fig. 2.

Fig. 5 is a sectional view taken along line C-C in fig. 2.

Description of reference numerals:

1. a catalytic combustor; 2. a slide hole; 3. a catalyst cartridge; 4. a refrigeration cylinder; 5. a feed inlet; 6. a closing plate; 7. a drive motor; 8. a drive rod; 9. a threaded rod; 10. a first bevel gear; 11. a second bevel gear; 12. a rotating frame; 13. a guide bar; 14. dry ice blocks; 15. accommodating grooves; 16. a thermal insulation board; 17. a pressurized barrel; 18. a pressing plate; 19. a connecting frame; 20. a high temperature resistant seal gasket; 21. a first vertical bar; 22. a second vertical bar; 23. a horizontal bar; 24. a blocking member; 25. a threaded hole; 26. a guide hole; 27. a feed aperture; 28. a sealing cover; 29. rotating the strip; 30. a shielding plate; 31. a sliding groove; 32. a refrigeration hole; 33. pulling the rope; 34. a first fixed pulley; 35. a second fixed pulley; 36. a lifting block; 37. a connecting rod; 38. a linkage rod; 39. a support plate; 40. a first groove; 41. a second groove; 42. a communicating groove; 43. a cross bar; 44. a blast pipe.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses a cooling device for electrophoresis lacquer stoving exhaust-gas treatment. Referring to fig. 1 and 2, a cooling device for electrophoresis lacquer stoving exhaust-gas treatment includes catalytic combustion chamber 1, fixedly connected with refrigeration section of thick bamboo 4 on the roof of catalytic combustion chamber 1, and refrigeration section of thick bamboo 4 is square setting, and the opening of refrigeration section of thick bamboo 4 sets up towards catalytic combustion chamber 1.

Referring to fig. 1 and 3, a sliding hole 2 is formed in the top wall of the catalytic combustion chamber 1, the sliding hole 2 is a through hole, a catalyst box 3 for storing a catalyst is slidably connected in the sliding hole 2, and a refrigerating cylinder 4 is communicated with the sliding hole 2.

Referring to fig. 1 and 3, a feed inlet 5 is formed in the bottom of the refrigeration cylinder 4, a closing plate 6 for shielding the feed inlet 5 is hinged to the refrigeration cylinder 4, and one end, far away from the hinged position, of the closing plate 6 is connected with the side wall of the refrigeration cylinder 4 through a buckle. The catalytic combustion chamber 1 is provided with a driving component for driving the catalyst box 3 to ascend and descend, the side wall of the refrigerating cylinder 4 is provided with a refrigerating mechanism for cooling the high-temperature catalyst box 3 entering the refrigerating cylinder 4, and the catalytic combustion chamber 1 is connected with a plugging piece 24 for plugging the sliding hole 2 in a sliding manner.

Referring to fig. 2 and 3, the driving assembly includes a driving motor 7, a driving rod 8, a threaded rod 9, a guide rod 13, a first bevel gear 10, and a second bevel gear 11. The coaxial and fixed connection actuating lever 8 of driving motor 7's output shaft, in actuating lever 8 level set up and its one end inserts catalytic combustion chamber 1, first bevel gear 10 fixed cover is established outside actuating lever 8, fixed connection rotating turret 12 on the interior diapire of catalytic combustion chamber 1, and threaded rod 9's one end is rotated and is worn to establish on rotating turret 12.

Referring to fig. 1 and 3, the second bevel gear 11 is fixedly sleeved on the threaded rod 9, the first bevel gear 10 is engaged with the second bevel gear 11, the catalytic combustion chamber 1 is vertically and fixedly connected with the guide rod 13, one end of the guide rod 13 extends into the cooling cylinder 4, one end of the threaded rod 9 penetrates through the side wall of the catalyst box 3 and is in threaded fit with the side wall, and one end of the guide rod 13 penetrates through the side wall of the catalyst box 3 and is in sliding fit with the side wall.

Referring to fig. 1 and 3, the refrigeration assembly includes dry ice block 14 and air blast assembly, and an accommodation groove 15 that is used for depositing dry ice block 14 is all seted up to four vertical lateral walls of refrigeration section of thick bamboo 4, and it has heated board 16 to articulate on the lateral wall of refrigeration section of thick bamboo 4, and heated board 16 shelters from the opening of accommodation groove 15, and heated board 16 keeps away from the one end of articulated department and is passed through the hasp and be connected with the lateral wall of refrigeration section of thick bamboo 4. The blower assembly is provided with the multiunit and sets up with holding tank 15 one-to-one, and the blower assembly passes through blast pipe 44 and holding tank 15 intercommunication.

Referring to fig. 1 and 3, the blower assembly includes a pressure barrel 17, a squeezing plate 18 and a connecting frame 19, the vertical fixed connection of the pressure barrel 17 is on the lateral wall of the catalytic combustion chamber 1, one end of a blower pipe 44 penetrates through the lateral wall of the catalytic combustion chamber 1 and inserts the pressure barrel 17, the other end communicates to the accommodating groove 15, the opening of the pressure barrel 17 is vertically arranged downwards, the squeezing plate 18 is inserted into the pressure barrel 17 and is attached to the inner lateral wall of the pressure barrel 17, a high-temperature-resistant sealing gasket 20 is fixedly connected to the squeezing plate 18, the high-temperature-resistant sealing gasket 20 is composed of asbestos, and the sealing performance can be improved.

Referring to fig. 1 and 3, the connecting frame 19 includes a first vertical rod 21, a second vertical rod 22 and a horizontal rod 23, the first vertical rod 21 is fixedly connected to one end of the horizontal rod 23, the second vertical rod 22 is fixedly connected to the other end of the horizontal rod 23, and the first vertical rod 21 and the second vertical rod 22 are arranged in parallel and located in the same plane. One end of the first vertical rod 21 far away from the horizontal rod 23 is fixedly connected with the extrusion plate 18, and one end of the second vertical rod 22 far away from the horizontal rod 23 is fixedly connected with the bottom of the catalyst box 3. One of the four horizontal rods 23 is threaded by the threaded rod 9 and is also threaded by the guide rod 13 and is slidably engaged therewith.

Referring to fig. 1 and 3, the plugging piece 24 is a plugging plate, a threaded hole 25 and a guide hole 26 are formed in the plugging plate, the threaded hole 25 is in threaded connection with the threaded rod 9, the guide hole 26 is in sliding fit with the guide rod 13, the side wall of the plugging plate is attached to the side wall of the sliding hole 2, a feed hole 27 is formed in the plugging plate, the plugging plate is located right above the catalyst box 3, a sealing cover 28 is in threaded connection with the feed hole 27, and a rotating strip 29 is fixedly connected to the sealing cover 28.

Referring to fig. 3 and 4, the side wall of the refrigeration cylinder 4 is provided with a plurality of shielding plates 30 which are arranged in one-to-one correspondence with the accommodating grooves 15, the side wall of the refrigeration cylinder 4 is provided with sliding grooves 31 which are arranged in one-to-one correspondence with the accommodating grooves 15, and the sliding grooves 31 and the accommodating grooves 15 are arranged on the same vertical side wall of the refrigeration cylinder 4 to leave a gap. A plurality of refrigeration holes 32 are formed in the side wall of the refrigeration cylinder 4, the refrigeration holes 32 are communicated with the accommodating groove 15, and the refrigeration holes 32 penetrate through the sliding groove 31. The shielding plate 30 is inserted into the sliding groove 31 and is in sliding fit with the sliding groove, the refrigerating cylinder 4 is provided with a power assembly for driving the shielding plate 30 to move up and down, and the power assembly and the shielding plate 30 are arranged in a one-to-one correspondence manner.

Referring to fig. 3 and 5, the power assembly includes a pulling rope 33, a first fixed pulley 34, a second fixed pulley 35, a lifting block 36, a connecting rod 37 and a linkage rod 38, four supporting plates 39 are vertically and fixedly connected to the top wall of the refrigeration cylinder 4, one power assembly corresponds to one supporting plate 39, the first fixed pulley 34 is arranged at one end of the supporting plate 39 far away from the refrigeration cylinder 4, and the first fixed pulley 34 is located right above the sliding groove 31.

Referring to fig. 1 and 4, first groove 40 and second groove 41 have vertically been seted up on the roof of a refrigeration section of thick bamboo 4, first groove 40 and second groove 41 parallel arrangement, and leave the interval between the two, intercommunication groove 42 has been seted up between first groove 40 and the second groove 41, intercommunication groove 42 is seted up along the length direction of a refrigeration section of thick bamboo 4, second fixed pulley 35 sets up the tank bottom in first groove 40, sliding connection has elevator 36 in first groove 40, sliding connection has connecting rod 37 in the second groove 41, sliding connection has horizontal pole 43 in intercommunication groove 42, horizontal pole 43 sets up with connecting rod 37 integrated into one piece.

Referring to fig. 3 and 5, one end of the cross bar 43 extends into the first groove 40 and is fixedly connected to the bottom wall of the lifting block 36, one end of the connecting rod 37, which is far away from the cross bar 43, is vertically and fixedly connected to the linkage rod 38, the linkage rod 38 is in sliding fit with the second groove 41, the linkage rod 38 is fixedly connected to the blocking plate, one end of the pulling rope 33 is fixedly connected to the top surface of the shielding plate 30, the pulling rope 33 is wound on the first fixed pulley 34 and the second fixed pulley 35, the other end of the pulling rope 33 is fixedly connected to the lifting block 36, and the pulling rope 33 is in a tightening state.

The implementation principle of the cooling device for electrophoretic paint drying waste gas treatment in the embodiment of the application is as follows: when the catalyst needs to be added, an operator starts the driving motor 7, an output shaft of the driving motor 7 drives the driving rod 8 to rotate, the driving rod 8 drives the first bevel gear 10 to rotate, the first bevel gear 10 drives the second bevel gear 11 to rotate, and further the threaded rod 9 is rotated, under the guidance of the guide rod 13, the catalyst box 3 and the plugging plate synchronously move upwards, meanwhile, the plugging plate drives the linkage rod 38 to move upwards, the linkage rod 38 drives the connecting rod 37 and the cross rod 43 to move upwards, the lifting block 36 is moved upwards, the lifting block 36 will rise around the pulling rope 33 arranged at one side of the second fixed pulley 35, the other side will fall, finally the pulling rope 33 arranged at one side of the first fixed pulley 34 and far from the second fixed pulley 35 will rise, and the shielding plate 30 will be driven to rise, so that the air in the pressure-receiving tub 17 is pressed by the pressing plate 18 while the cooling hole 32 is opened, and the air is moved into the receiving groove 15 through the blast pipe 44;

under the effect of air blast subassembly, blast air in to holding tank 15 through blast pipe 44, not only can carry out the forced air cooling to catalyst box 3 in the refrigeration section of thick bamboo 4 to can accelerate the speed that dry ice cube 14 melts, improve cryogenic effect, then, the operator opens closing plate 6, and rotates strip 29, opens sealed lid 28, increases the catalyst in to charge door 27, and then has reduced the operator when adding the catalyst, and operator's possibility is scalded to high temperature catalyst box 3, to sum up, this application can reduce the possibility that the operator is scalded.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.