CN220981622U - Heat exchanger for refrigeration air-conditioning equipment - Google Patents

Abstract

The utility model discloses a heat exchanger for refrigeration and air-conditioning equipment, which relates to the technical field of heat exchangers, and comprises a front end plate, a supporting plate arranged on the front end plate, a plurality of plates and compacting plates arranged on the supporting plate, and a fastening screw rod and a fastening screw cap for fixing the plates, and further comprises the following components: the fixed plate is arranged at the end part of the supporting plate, the screw rod is arranged on the surface thread of the fixed plate, the push plate is arranged at one end of the screw rod through the bearing, the push plate is detachably arranged on the surface of the compacting plate, and the push plate is used for pre-fixing the compacting plate. The utility model has the advantages that the compression plate and the plate can be pre-fixed after being attached, so that the fastening bolt can be easily screwed or disassembled, and the plate is more convenient to assemble and disassemble, so that the problems that the installation process is complicated, and when the fastening nut is disassembled, the compression plate has an outward tension, the fastening nut can be extruded, and the loosening of the fastening nut is time-consuming and labor-consuming are solved.

Description

Heat exchanger for refrigeration air-conditioning equipment

Technical Field

The utility model relates to the technical field of heat exchangers, in particular to a heat exchanger for refrigeration and air-conditioning equipment.

Background

The heat exchanger is widely used in refrigeration air conditioners, and the main structure of the plate heat exchanger comprises a row of metal plates which are arranged in parallel, a series of channels are formed between the plates for the inlet and outlet of fluid and heat transfer, one fluid flows in the channels between the plates, and the other fluid flows in the adjacent channels, and heat exchange is realized through heat conduction of the plates.

For example, bulletin numbers: CN212692170U, a heat exchanger that refrigeration air conditioning equipment was used with adjustable through all movable mounting at the both ends of heat transfer board subassembly has flexible subassembly, can press the elasticity locating part, adjusts the length of telescopic link afterwards, then loosens the hand, utilizes the spacing hole to carry out spacingly with the elasticity locating part, can fix the telescopic link, makes things convenient for the staff to adjust the device, and the staff of being convenient for maintains.

In long-term use, probably contain impurity in the aquatic, can lead to water end runner often to block up, need dismantle the clearance, at present install the slab to the heat exchanger, need twist a plurality of fastening nuts, make the pressure strip compress tightly the slab, but need the operator to press the pressure strip at the in-process of twisting the fastening nut, make pressure strip and slab keep closely the state of laminating, it is loaded down with trivial details to have led to install the process, and when dismantling the fastening nut, the pressure strip has an outside tension, thereby can extrude the fastening nut, make the problem that becomes flexible fastening nut is more time consuming and laborious.

Disclosure of utility model

The utility model provides a heat exchanger for refrigeration and air-conditioning equipment, which has the advantages that a compression plate and a plate are attached and then are pre-fixed, so that a fastening bolt can be easily screwed or disassembled, and the plate is more convenient to assemble and disassemble, and the problems that an operator is required to press the compression plate in the screwing process of a fastening nut, the compression plate is kept in a tightly attached state with the plate, the installation process is complicated, and the compression plate has an outward tension when the fastening nut is disassembled, so that the fastening nut can be extruded, and the loosening of the fastening nut is time-consuming and labor-consuming are solved.

In order to achieve the purpose that the compression plate and the plate can be pre-fixed after being attached, so that the fastening bolt can be easily screwed or detached, and the plate is more convenient to assemble and disassemble, the utility model provides the following technical scheme: the utility model provides a refrigeration air conditioning is heat exchanger for equipment, includes the front end plate, sets up backup pad on the front end plate, sets up a plurality of sheets and pressure strip in the backup pad, is used for fixed fastening screw and the fastening nut to the sheet, still includes: the fixing plate is arranged at the end part of the supporting plate, a screw rod is arranged on the surface thread of the fixing plate, a pushing plate is arranged at one end of the screw rod through a bearing, the pushing plate is detachably arranged on the surface of the compacting plate, and the pushing plate is used for pre-fixing the compacting plate; the screw is sleeved on the fixed block on the screw rod, and the fixed block is assembled to be arranged on the surface of the fixed plate in a transversely sliding manner and is fixed through the clamping assembly.

As the preferable technical scheme of the utility model, the surface of the fixed plate is fixedly provided with the guide plate, the guide plate is arranged in a 匚 shape, the guide plate is movably sleeved on the side surface of the fixed block, and the fixed block is clamped with the guide plate through the clamping assembly.

As the preferable technical scheme of the utility model, the clamping assembly comprises a connecting rod, a cam part and a pulling part, wherein the connecting rod is fixedly arranged on the side surface of the fixed block, the surface of the guide plate is fixedly provided with a long groove, the connecting rod penetrates through the guide plate through the long groove, the cam part is arranged at one end of the connecting rod through a connecting shaft, the pulling part and the cam part are integrally formed, and the cam part is tightly attached to the surface of the guide plate.

As a preferable technical scheme of the utility model, an inserting part is integrally formed at one end of the pulling part far away from the cam part, and a slot which can be matched with the inserting part is formed on the surface of the guide plate.

As a preferable technical scheme of the utility model, one end of the screw rod is fixedly provided with a rotary table, the surface of the rotary table is fixedly provided with a rotary handle, and the rotary table is used for holding the rotary table and then rotating the screw rod.

As the preferable technical scheme of the utility model, the surface of the push plate is movably provided with a fixing bolt, and the fixing bolt penetrates through the push plate to be in threaded connection with the compression plate.

As the preferable technical scheme of the utility model, one end of the fastening screw is detachably sleeved with the positioning block, the side surface of the front end plate is provided with the through groove, the fastening screw is movably arranged on the inner side wall of the through groove, and the positioning block can be clamped on the inner side wall of the through groove.

As the preferable technical scheme of the utility model, one end of the fastening screw is provided with a chute, the surface of the positioning block is integrally formed with a sliding block, the sliding block is movably inserted in the chute, the sliding block is arranged in a convex shape, the chute is matched with the shape of the sliding block, one end of the fastening screw is threaded with a limit nut, and the limit nut is movably connected with the surface of the positioning block.

As the preferable technical scheme of the utility model, the surface of the positioning block is rotatably provided with the clamping plate through the movable shaft, the top end of the clamping plate is arc-shaped, and the arc-shaped end of the clamping plate is tightly attached to the inner side wall of the through groove.

As the preferable technical scheme of the utility model, the bottom end of the clamping plate is integrally provided with the poking part, the poking part is obliquely arranged, and the poking part is used for pulling the clamping plate to move after being held by hands.

Compared with the prior art, the utility model provides a heat exchanger for refrigeration and air conditioning equipment, which comprises the following components

The beneficial effects are that:

1. This heat exchanger for refrigeration air conditioning equipment, through setting up fixed block and lead screw, twist the lead screw, make the lead screw along the internal thread motion of fixed block, make the lead screw pass through the bearing at the surface rotation of push pedal, can promote the pressure strip motion through the push pedal simultaneously, make the pressure strip compress tightly the slab spacing, it is fixed in advance to the slab, reached can be with the pressure strip with the slab laminate after carry out the prefixed, thereby can easily screw up or dismantle fastening bolt, make the slab dismouting more convenient advantage, with the in-process that needs the operator to press the pressure strip of twisting the fastening nut, make pressure strip and slab keep closely the state of laminating, it is more loaded down with trivial details at the installation, and when dismantling the fastening nut, the pressure strip has an outside tension, thereby can extrude the fastening nut, make not hard up fastening nut more waste time and energy.

2. This heat exchanger for refrigeration air conditioning equipment, through setting up deflector and joint subassembly, when dismantling the sheet, earlier through joint subassembly to the fixed block unblock, later slide the fixed block along the surface of deflector, make the fixed block can be through lead screw pulling push pedal motion, the push pedal can drive the pressure strip motion to break away from with the slab simultaneously, reached can be quick dismantle the sheet, need not twist the advantage that the mode of moving the lead screw was dismantled, solved need a bit twist the lead screw and unlock, the problem of consuming time and energy relatively.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of a portion of a chuck plate according to the present utility model;

FIG. 3 is an enlarged view of the structure of FIG. 2A in accordance with the present utility model;

FIG. 4 is a schematic view of a clamping assembly according to the present utility model;

FIG. 5 is a schematic view of a slider structure according to the present utility model.

In the figure: 1. a front end plate; 2. a support plate; 3. a compacting plate; 4. fastening a screw; 5. a plate; 6. a fixing plate; 7. a screw rod; 8. a push plate; 9. a fixed block; 10. a guide plate; 11. a connecting rod; 12. a cam section; 13. a pulling part; 14. a long groove; 15. a plug-in part; 16. a turntable; 17. a fixing bolt; 18. a positioning block; 19. penetrating a groove; 20. a chute; 21. a slide block; 22. a limit nut; 23. a toggle part; 24. and (5) clamping plates.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 5, the present utility model discloses a heat exchanger for a refrigeration and air-conditioning apparatus, which comprises a front end plate 1, a support plate 2 arranged on the front end plate 1, a plurality of plates and compression plates 3 arranged on the support plate 2, and a fastening screw 4 and a fastening nut for fixing the plates 5, and further comprises: the fixing plate 6 is arranged at the end part of the supporting plate 2, the screw rod 7 is arranged on the surface thread of the fixing plate 6, the push plate 8 is arranged at one end of the screw rod 7 through a bearing, the push plate 8 is detachably arranged on the surface of the compacting plate 3, and the push plate 8 is used for pre-fixing the compacting plate 3; the screw is sleeved on a fixed block 9 on the screw rod 7, and the fixed block is assembled to be arranged on the surface of the fixed plate 6 in a transversely sliding manner and is fixed through a clamping assembly.

Specifically, fixed surface of fixed plate 6 is provided with deflector 10, and deflector 10 sets up to 匚 font, and deflector 10 activity cup joints the side at fixed block 9, and fixed block 9 passes through joint subassembly and deflector 10 joint.

In this embodiment, when dismantling panel 5, earlier through joint subassembly to fixed block 9 unblock, later slide fixed block 9 along the surface of deflector 10, later with fixed block 9 to the direction pulling of keeping away from fixed plate 6, make fixed block 9 can be through the motion of lead screw 7 pulling push pedal 8, push pedal 8 can drive pressure strip 3 motion to breaking away from with slab 5 simultaneously, unblock slab 5 to panel 5 that can be quick dismantles, does not need to twist the mode of moving lead screw 7 and dismantles.

Specifically, the joint subassembly includes connecting rod 11, cam portion 12 and pulling portion 13, and connecting rod 11 is fixed to be set up in the side of fixed block 9, and the fixed surface of deflector 10 has seted up elongated slot 14, and connecting rod 11 runs through deflector 10 through elongated slot 14, and cam portion 12 passes through the connecting axle setting in the one end of connecting rod 11, pulling portion 13 and cam portion 12 integrated into one piece, and cam portion 12 closely laminates with the surface of deflector 10.

In this embodiment, the pulling portion 13 is rotated, so that the pulling portion 13 drives the cam portion 12 to rotate around the connecting shaft, so that the cam portion 12 presses the surface of the guide plate 10, the cam portion 12 is closely attached to the surface of the guide plate 10, and the fixing block 9 is limited in the guide plate 10.

Specifically, the end of the pulling portion 13 away from the cam portion 12 is integrally formed with a plug portion 15, and a slot capable of being matched with the plug portion 15 is formed in the surface of the guide plate 10.

In this embodiment, the pulling portion 13 rotates and drives the inserting portion 15 to be inserted into the slot on the guide plate 10, so as to improve the fixing effect on the fixing block 9 and avoid the sliding of the cam portion 12.

Specifically, one end of the screw rod 7 is fixedly provided with a rotary table 16, the surface of the rotary table 16 is fixedly provided with a rotary handle, and the rotary table 16 is used for holding the rotary table and then rotating the screw rod 7.

In this embodiment, the rotary table 16 is convenient for driving the screw rod 7 to rotate by holding the rotary table 16 or a rotary handle on the surface thereof and then rotating the rotary table 16.

Specifically, the surface of the push plate 8 is movably provided with a fixing bolt 17, and the fixing bolt 17 penetrates through the push plate 8 to be in threaded connection with the compression plate 3.

In this embodiment, the push plate 8 is contacted with the surface of the compression plate 3, and then the fixing bolt 17 penetrates through the push plate 8 and is in threaded connection with the thread groove on the surface of the compression plate 3, so that the push plate 8 is fixed with the compression plate 3, and the push plate 8 can drive the compression plate 3 to move when moving.

Specifically, the one end detachable of fastening screw 4 has cup jointed locating piece 18, and wear groove 19 has been seted up to the side of front end plate 1, and fastening screw 4 activity sets up the inside wall in wearing groove 19, but locating piece 18 joint is in the inside wall in wearing groove 19.

In this embodiment, when the fastening nut is screwed, the fastening screw 4 needs to be manually held so as not to rotate, and by providing the positioning block 18, the fastening screw 4 is inserted into the through groove 19 on the side surfaces of the front end plate 1 and the compression plate 3, and meanwhile, the positioning block 18 is driven to contact with the inner side wall of the through groove 19 on the front end plate 1, and the positioning block 18 positions the fastening screw 4, so that the fastening screw 4 does not need to be supported when the fastening nut is screwed.

Specifically, a chute 20 is formed at one end of the fastening screw 4, a slide block 21 is integrally formed on the surface of the positioning block 18, the slide block 21 is movably inserted into the chute 20, the slide block 21 is arranged in a convex shape, the chute 20 is matched with the slide block 21 in shape, a limit nut 22 is threaded at one end of the fastening screw 4, and the limit nut 22 is movably connected with the surface of the positioning block 18.

In this embodiment, when the positioning block 18 is mounted on the fastening screw 4, the positioning block 18 drives the sliding block 21 to be inserted into the chute 20, so that the sliding block 21 is matched with the chute 20, and then the limit nut 22 is screwed on the surface of the fastening screw 4, so that the limit nut 22 contacts with the positioning block 18, and the positioning block 18 is fixed.

Specifically, the surface of locating piece 18 is provided with cardboard 24 through the rotatable of loose axle, and the top of cardboard 24 sets up to the arc, and the arc end of cardboard 24 closely laminates with the inside wall in wearing groove 19.

In this embodiment, the clamping plate 24 rotates around the movable shaft, so that the cambered surface end of the clamping plate 24 presses the inner side wall of the through groove 19, and the clamping plate is tightly attached to the inner side wall of the through groove 19, thereby fixing the positioning block 18 in the through groove 19.

Specifically, the bottom integrated into one piece of cardboard 24 has stirring portion 23, and stirring portion 23 slope sets up, and stirring portion 23 is used for hand to hold it back pulling cardboard 24 motion.

In this embodiment, the hand is held by the bottom toggle part 23 of the clamping plate 24, and then the toggle part 23 is pulled to drive the clamping plate 24 to rotate around the movable shaft, so that the cambered surface end of the clamping plate 24 is separated from the inner side wall of the through groove 19, thereby facilitating unlocking of the positioning block 18.

The working principle and the using flow of the utility model are as follows: when in use, the plate 5 is installed, the plurality of plate 5 are evenly arranged on the surface of the supporting plate 2, the plate 5 is enabled to be in contact with the surface of the front end plate 1, the pulling part 13 is held, the pulling part 13 is pulled towards the direction away from the guide plate 10, the pulling part 13 drives the cam part 12 to rotate around the connecting shaft, the cam part 12 is enabled to be separated from the surface of the guide plate 10, the fixed block 9 is unlocked to the fixed block 9, the fixed block 9 slides along the surface of the guide plate 10, the push plate 8 is driven to move through the screw rod 7, the fixed block 9 can drive the cam part 12 through the connecting rod 11 to move, the connecting rod 11 moves along the inner side wall of the long groove 14, the push plate 8 can drive the compression plate 3 to move towards the direction of the plate 5, the fixed block 9 is enabled to be in contact with the surface of the fixed plate 6, the distance between the push plate 8 and the plate 5 can be shortened rapidly, the pulling part 13 is enabled to drive the cam part 12 to rotate around the connecting shaft, the surface of the guide plate 10 is enabled to be extruded by the cam part 12, the cam part 12 is enabled to be tightly attached to the surface of the guide plate 10, the fixed block 9 slides along the surface of the guide plate 10, the fixed block 9 can drive the push plate 8 to move through the screw rod 7, and the guide plate 7 can be prevented from sliding along the inner side of the guide plate 7, and the screw rod 3 can be fixed to move along the inner side of the guide plate 7 through the screw rod 7, and the guide plate 7 is enabled to move along the guide plate 7 to move along the inner side of the guide plate 7, and the guide plate 7.

After the sheet 5 is pre-fixed, the fastening screw 4 is inserted into the through groove 19 on the side surfaces of the front end plate 1 and the compression plate 3, meanwhile, the positioning block 18 is driven to be in contact with the inner side wall of the through groove 19 on the front end plate 1, the positioning block 18 can position the fastening screw 4, so that the fastening screw 4 does not need to be supported when the fastening screw cap is screwed, then the clamping plate 24 rotates around the movable shaft, the cambered surface end of the clamping plate 24 can extrude the inner side wall of the through groove 19, so that the cambered surface end of the clamping plate 24 is tightly attached to the inner side wall of the through groove 19, the positioning block 18 is fixed in the through groove 19, the fastening screw cap on the surface of the fastening screw 4 is screwed, and then the fastening screw can be tightly contacted with the surface of the compression plate 3, so that the sheet 5 is fixed.

When the sheet 5 needs to be disassembled, the hand is used for holding the stirring part 23 at the bottom of the clamping plate 24, then the stirring part 23 is pulled to drive the clamping plate 24 to rotate around the movable shaft, the cambered surface end of the clamping plate 24 is separated from the inner side wall of the through groove 19, so that the positioning block 18 is unlocked, then the fastening nut is screwed to be separated from the pressing plate 3, the fastening screw 4 is taken down from the through groove 19, then the pulling part 13 is pulled towards the direction away from the guide plate 10, the pulling part 13 drives the cam part 12 to rotate around the connecting shaft, the cam part 12 is separated from the surface of the guide plate 10, so that the fixed block 9 is unlocked, then the fixed block 9 is pulled towards the direction away from the fixed plate 6, the fixed block 9 can be used for pulling the push plate 8 to move through the screw rod 7, and meanwhile the push plate 8 can drive the pressing plate 3 to be separated from the sheet 5, so that the sheet 5 is unlocked, and the sheet 5 can be disassembled quickly without screwing the screw rod 7.

To sum up, this heat exchanger for refrigeration air conditioning equipment has reached through setting up fixed block 9 and lead screw 7 to can be with fixing in advance behind pressure strip 3 and the laminating of slab 5, thereby can easily screw up or dismantle fastening bolt, make the advantage that slab 5 dismouting is more convenient, with the in-process that needs the operator to push down pressure strip 3 at screwing up fastening nut, make pressure strip 3 and slab 5 keep closely the state of laminating, it is comparatively loaded down with trivial details to have led to at the installation, and when dismantling fastening nut, pressure strip 3 has an outside tension, thereby can extrude fastening nut, make the problem that becomes flexible fastening nut is more time consuming and laborious.

It should be noted that in this document, terms such as "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. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

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

Claims (10)

1. The utility model provides a refrigeration air conditioning is heat exchanger for equipment, includes front end plate (1), sets up backup pad (2) on front end plate (1), sets up a plurality of sheets and clamp plate (3) on backup pad (2), and is used for fastening screw (4) and the fastening nut to sheet (5) fixed, its characterized in that still includes:

the fixing plate (6) is arranged at the end part of the supporting plate (2), a screw rod (7) is arranged on the surface thread of the fixing plate (6), a push plate (8) is arranged at one end of the screw rod (7) through a bearing, the push plate (8) is detachably arranged on the surface of the pressing plate (3), and the push plate (8) is used for pre-fixing the pressing plate (3);

The screw is sleeved on a fixed block (9) on the screw rod (7), and the fixed block is assembled to be arranged on the surface of the fixed plate (6) in a transversely sliding manner and is fixed through a clamping assembly.

2. The heat exchanger for refrigeration and air-conditioning apparatus as recited in claim 1, wherein: the fixed plate (6) is fixedly provided with a guide plate (10) on the surface, the guide plate (10) is arranged in a 匚 shape, the guide plate (10) is movably sleeved on the side face of the fixed block (9), and the fixed block (9) is clamped with the guide plate (10) through a clamping assembly.

3. The heat exchanger for refrigeration and air-conditioning apparatus as recited in claim 2, wherein: the clamping assembly comprises a connecting rod (11), a cam part (12) and a pulling part (13), wherein the connecting rod (11) is fixedly arranged on the side face of a fixed block (9), an elongated slot (14) is formed in the surface of a guide plate (10), the connecting rod (11) penetrates through the guide plate (10) through the elongated slot (14), the cam part (12) is arranged at one end of the connecting rod (11) through a connecting shaft, the pulling part (13) and the cam part (12) are integrally formed, and the cam part (12) is tightly attached to the surface of the guide plate (10).

4. A heat exchanger for a refrigeration and air-conditioning apparatus as recited in claim 3, wherein: one end of the pulling part (13) far away from the cam part (12) is integrally formed with a plug-in part (15), and a slot which can be matched with the plug-in part (15) is formed in the surface of the guide plate (10).

5. The heat exchanger for refrigeration and air-conditioning apparatus as recited in claim 1, wherein: one end of the screw rod (7) is fixedly provided with a rotary table (16), the surface of the rotary table (16) is fixedly provided with a rotary handle, and the rotary table (16) is used for holding the rotary table and then rotating the screw rod (7) to rotate.

6. The heat exchanger for refrigeration and air-conditioning apparatus as recited in claim 1, wherein: the surface activity of push pedal (8) is provided with fixing bolt (17), fixing bolt (17) run through push pedal (8) and clamp plate (3) threaded connection.

7. The heat exchanger for refrigeration and air-conditioning apparatus as recited in claim 1, wherein: the utility model discloses a screw rod, including front end board (1), fastening screw rod (4), locating piece (18) have been cup jointed to the one end detachable of fastening screw rod (4), wear groove (19) have been seted up to the side of front end board (1), fastening screw rod (4) activity sets up the inside wall in wearing groove (19), but locating piece (18) joint is in the inside wall in wearing groove (19).

8. The heat exchanger for refrigeration and air-conditioning apparatus as recited in claim 7, wherein: the utility model discloses a concrete structure, including locating piece (18), spout (20) have been seted up to one end of fastening screw (4), the surface integrated into one piece of locating piece (18) has slider (21), slider (21) activity grafting is in spout (20), slider (21) set up to the convexity, the shape looks adaptation of spout (20) and slider (21), the one end screw thread of fastening screw (4) has limit nut (22), the surface swing joint of limit nut (22) and locating piece (18).

9. The heat exchanger for refrigeration and air-conditioning apparatus as recited in claim 7, wherein: the surface of locating piece (18) is provided with cardboard (24) through the loose axle is rotatable, the top of cardboard (24) sets up to the arc, the arc end of cardboard (24) is closely laminated with the inside wall in groove (19) of wearing.

10. The heat exchanger for refrigeration and air-conditioning apparatus as recited in claim 9, wherein: the bottom integrated into one piece of cardboard (24) has stirring portion (23), stirring portion (23) slope sets up, stirring portion (23) are used for hand to hold back pulling cardboard (24) motion.