Heat exchanger capable of being quickly disassembled and convenient to maintain

Abstract

The utility model discloses a quick-release convenient maintenance type heat exchanger, which solves the problems that heat exchange equipment is inconvenient to disassemble, assemble and maintain, and the subsequent use is influenced, and comprises a heat exchange box, end part pipes are symmetrically arranged at two ends of the heat exchange box, a heat exchange cavity is arranged in the heat exchange box, the top end of the heat exchange cavity penetrates to the top of the heat exchange box, and the end part pipes are symmetrically arranged at two ends of the heat exchange box. A heat exchange assembly is mounted at the top end of the heat exchange box and comprises a top mounting plate arranged above the heat exchange box, a sealing gasket is mounted on the bottom wall of the top mounting plate, the sealing gasket and the top end of the heat exchange box are pressed tightly, a clamping and fixing assembly is mounted between the top mounting plate and the heat exchange box, and the heat exchange box and the top mounting plate are disassembled and assembled through the clamping and fixing assembly; according to the heat exchanger, the heat exchange box and the top mounting plate are disassembled and assembled through the clamping fixing assembly, the heat exchange box and the top mounting plate are sealed while the heat exchange box and the top mounting plate are clamped and fixed, the clamping blocks are pulled outwards during disassembly, and disassembly, assembly and maintenance are convenient.

Description

TECHNICAL FIELD

[0001] The utility model belongs to heat exchanger technical field, concretely is a kind of quick detachable heat exchanger of easy maintenance type. BACKGROUND

[0002] According to the patent document with the authorized announcement number "CN111380394U", the invention name "heat exchanger", its specification records: heat exchanger can be set into the longitudinal direction of flat tube and extend along the up-down direction, and the flow direction of air can be set along the transverse direction of flat tube. When heat exchanger carries out heat exchange (especially by the fluid in flat tube to the air outside flat tube carries out heat exchange), the fluid outside flat tube can flow along the transverse direction of flat tube, wherein at least part of the fluid outside flat tube is sent to fin (or the space between flat tube) along the transverse direction of flat tube, the fluid sent to fin passes through the ventilation window on fin, and then is sent out from adjacent flat tube after passing through multiple fins. Generally, when carrying out heat exchange, heat exchange equipment needs to be installed in heat exchange box, and different temperature mediums are respectively introduced into heat exchange box and heat exchange equipment, and then the mediums carry out heat exchange in heat exchange box. However, the following defects still exist:

[0003] After general heat exchange equipment is installed in heat exchange box, in order to improve the sealing property of equipment, the heat exchange equipment needs to be welded on the heat exchange box, so that the heat exchange equipment is not convenient to disassemble and maintain, and when there is part damage, it is not convenient to maintain, which affects subsequent use. UTILITY MODEL CONTENTS

[0004] In view of the above situation, in order to overcome the defects of the prior art, the utility model provides a quick detachable heat exchanger of easy maintenance type, which effectively solves the problem that heat exchange equipment is not convenient to disassemble and maintain, and affects subsequent use.

[0005] To achieve the above purpose, the utility model provides the following technical scheme: a quick detachable heat exchanger of easy maintenance type, comprising a heat exchange box, two ends of the heat exchange box are symmetrically provided with end pipes, a heat exchange cavity is arranged in the heat exchange box, the top end of the heat exchange cavity penetrates to the top of the heat exchange box, and a heat exchange assembly is installed at the top end of the heat exchange box.

[0006] The heat exchange assembly comprises a top mounting plate arranged above the heat exchange box, a sealing gasket is installed on the bottom wall of the top mounting plate, the sealing gasket is pressed against the top end of the heat exchange box, a clamping fixing assembly is installed between the top mounting plate and the heat exchange box, and the heat exchange box and the top mounting plate are disassembled through the clamping fixing assembly.

[0007] Preferably, the bottom end of the top mounting plate is symmetrically provided with longitudinal heat exchange pipes, equidistantly provided with transverse heat exchange pipes between the two longitudinal heat exchange pipes, and symmetrically provided with two communication boxes at the top end, each of which is connected with the top end of each longitudinal heat exchange pipe on the same side, and each of which is provided with a connecting pipe on the side away from each other.

[0008] Preferably, the clamping fixing assembly comprises two fixing plates symmetrically provided on the side walls of the heat exchange box, a positioning groove is formed in the middle of the fixing plate, two horizontal plates are provided on the side walls of the fixing plate, the horizontal plate corresponds to the fixing plate, a positioning rod is fixedly provided at the bottom end of the horizontal plate, the positioning rod is inserted into the positioning groove, a clamping groove is formed on the side of the positioning rod away from the heat exchange box, and a pressing auxiliary assembly is arranged between the positioning rod and the communication box.

[0009] Preferably, the side of the fixing plate away from the heat exchange box is fixedly provided with a side cylinder, a movable block is movably arranged in the side cylinder, a clamping block is arranged on the side of the movable block close to the heat exchange box, the clamping block penetrates into the positioning groove, and the clamping block is clamped into the clamping groove, and the bottom wall of the clamping block is in contact with the inner bottom wall of the clamping groove.

[0010] Preferably, the side of the movable block away from the heat exchange box is symmetrically provided with a reset spring, a pull rod is arranged on the side of the movable block away from the heat exchange box, one end of the pull rod penetrates to the outside of the side cylinder, and a connecting plate is arranged between the two pull rods on the same side.

[0011] Preferably, the pressing auxiliary assembly comprises a longitudinal groove formed in the positioning rod, a pressing block movably arranged in the longitudinal groove, a pressing spring fixedly arranged at the bottom end of the pressing block, the bottom end of the pressing spring being fixedly connected with the inner bottom wall of the longitudinal groove, a connecting rod hingedly arranged at the top end of the pressing block, the other end of the connecting rod being hingedly arranged with a horizontal rod, and a push plate fixedly arranged at the top end of the horizontal rod.

[0012] Preferably, the push plate is movably arranged in the communication box, a connecting rod is arranged between the end portions of the two horizontal rods on the same side, and when water flows in the communication box, the two push plates are pushed away from each other under the water pressure, and then the pressing block is pushed to move downward through the connecting rod.

[0013] Compared with the prior art, the utility model has the advantages that:

[0014] In work, the positioning rod on the side of the top mounting plate is inserted into the positioning groove in the fixing plate on the side wall of the heat exchange box for positioning, the clamping block is clamped into the clamping groove on the side wall of the positioning rod, the bottom wall of the clamping block is in contact with the inner bottom wall of the clamping groove, the heat exchange box and the top mounting plate are fixed and sealed at the same time, and the clamping block is pulled outward for disassembly, so that the device is convenient to disassemble and maintain.

[0015] In work, the hot medium flows through the set communication box, the pressure is generated to the push plate, the push plate is pushed to move outward, then the pressure block is pushed to move downward in the longitudinal groove through the connecting rod, the compression spring is compressed, the downward pressure is generated to the top mounting plate under the pressure of the compression spring, and the sealing property between the heat exchange box and the top mounting plate is further improved. BRIEF DESCRIPTION OF DRAWINGS

[0016] The accompanying drawings are used to provide further understanding of the present application, and constitute a part of the specification, and are used to explain the present application together with embodiments of the present application, and do not constitute a limitation on the present application.

[0017] In the drawings:

[0018] Figure 1 It is a structure schematic diagram of the heat exchanger convenient to maintain and capable of being quickly disassembled according to the present application;

[0019] Figure 2 It is a structure schematic diagram of the heat exchange assembly according to the present application;

[0020] Figure 3 It is a structure schematic diagram of the fixed plate according to the present application;

[0021] Figure 4 It is a structure schematic diagram of the horizontal plate according to the present application;

[0022] Figure 5 It is a structure schematic diagram of the compression auxiliary assembly according to the present application.

[0023] In the drawings: 1, heat exchange box; 2, end pipe; 3, heat exchange assembly; 301, top mounting plate; 302, communication box; 303, connecting pipe; 304, longitudinal heat exchange pipe; 305, horizontal heat exchange pipe; 4, clamping fixing assembly; 401, fixed plate; 402, positioning groove; 403, side cylinder; 404, movable block; 405, clamping block; 406, reset spring; 407, pull rod; 408, connecting plate; 409, horizontal plate; 410, positioning rod; 411, clamping groove; 5, compression auxiliary assembly; 501, longitudinal groove; 502, pressure block; 503, compression spring; 504, push plate; 505, horizontal rod; 506, connecting rod; 507, connecting rod. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0025] By Figures 1-5 The utility model relates to a convenient maintenance type heat exchanger of quick detachable, including heat exchange box 1, the both ends symmetry of heat exchange box 1 install end pipe 2, the inside of heat exchange box 1 is provided with heat exchange cavity, and the top end of heat exchange cavity penetrates to the top of heat exchange box 1, and the top end of heat exchange box 1 is installed with heat exchange subassembly 3,

[0026] Heat exchange subassembly 3 includes the top mounting plate 301 of setting at the top of heat exchange box 1, the bottom wall of top mounting plate 301 is installed with sealing washer, and sealing washer is pressed tightly with the top end of heat exchange box 1, and the clamping fixed assembly 4 is installed between top mounting plate 301 and heat exchange box 1, and heat exchange box 1 and top mounting plate 301 are disassembled through clamping fixed assembly 4, and the bottom end both sides of top mounting plate 301 are installed with longitudinal heat exchange pipe 304, and the equidistance installation of two longitudinal heat exchange pipes 304 is correspondingly between the two longitudinal heat exchange pipes 304, and the top end symmetry of top mounting plate 301 is installed with two communicating boxes 302, and two communicating boxes 302 are connected with each longitudinal heat exchange pipe 304 top end of the same side respectively, and the side of mutual separation of two communicating boxes 302 is installed with connecting pipe 303.

[0027] Clamping fixed assembly 4 includes two fixed plates 401 that are respectively installed on the both sides of the side wall of heat exchange box 1, and the middle part of fixed plate 401 is provided with positioning slot 402, and two horizontal plates 409 are installed on the both sides of the side wall of fixed plate 401, and horizontal plate 409 corresponds to fixed plate 401 one by one, and the bottom end of horizontal plate 409 is fixedly installed with positioning rod 410, and positioning rod 410 is inserted into the inside of positioning slot 402, and the side, away from heat exchange box 1 of positioning rod 410, is provided with clamping groove 411, and positioning rod 410 and communicating box 302 are installed with pressing auxiliary assembly 5, and the side, away from heat exchange box 1 of fixed plate 401, is fixedly installed with side cylinder 403, and the inside of side cylinder 403 is movably installed with movable block 404, and the side, close to heat exchange box 1 of movable block 404, is installed with clamping block 405, and clamping block 405 penetrates to the inside of positioning slot 402, and clamping block 405 is clamped into the inside of clamping groove 411, and the bottom wall of clamping block 405 is in contact with the inner bottom wall of clamping groove 411, and the side, away from heat exchange box 1 of movable block 404, is symmetrically installed with return spring 406, and the side, away from heat exchange box 1 of movable block 404, is installed with pull rod 407, and one end of pull rod 407 penetrates to the outside of side cylinder 403, and the connecting plate 408 is installed between two pull rods 407 of the same side, and the positioning rod 410 of the side of top mounting plate 301 is inserted into the positioning slot 402 in the fixed plate 401 on the side wall of heat exchange box 1, and is positioned, and at the same time, clamping block 405 is clamped into the clamping groove 411 on the side wall of positioning rod 410, so that the bottom wall of clamping block 405 is in contact with the inner bottom wall of clamping groove 411, so that heat exchange box 1 and top mounting plate 301 are fixed at the same time, heat exchange box 1 and top mounting plate 301 are sealed, when disassembling, clamping block 405 is pulled outward, which is convenient to disassemble and maintain.

[0028] The compression auxiliary assembly 5 comprises a longitudinal groove 501 opened in the inside of the positioning rod 410, a compression block 502 movably mounted in the inside of the longitudinal groove 501, a compression spring 503 fixedly mounted at the bottom end of the compression block 502, the bottom end of the compression spring 503 being fixedly connected with the inner bottom wall of the longitudinal groove 501, a connecting rod 506 hingedly mounted at the top end of the compression block 502, the other end of the connecting rod 506 being hingedly mounted with a cross rod 505, a push plate 504 fixedly mounted at the top end of the cross rod 505, the push plate 504 being movably mounted in the inside of the communicating box 302, a connecting rod 507 being mounted between the end portions of the two cross rods 505 at the same side, when water flows in the inside of the communicating box 302, under the action of water pressure, the two push plates 504 are pushed away from each other, and then the compression block 502 is pushed to move downward through the connecting rod 506, when the heat medium flows in the inside of the communicating box 302, the push plate 504 is pressed to move outward, and then the compression block 502 is pushed to move downward in the inside of the longitudinal groove 501 through the connecting rod 506, so that the compression spring 503 is compressed, and under the pressure of the compression spring 503, downward pressure is generated on the top mounting plate 301, and the sealing property between the heat exchange box 1 and the top mounting plate 301 is further improved.

[0029] Working principle: when working, the heat medium is introduced into the heat exchange box 1 from the connecting pipe 303 at one end, and then the heat medium is introduced into each longitudinal heat exchange pipe 304 at one end from the communicating box 302 at one end, and then the heat medium enters into the communicating box 302 at the other end through each transverse heat exchange pipe 305 and each longitudinal heat exchange pipe 304 at the other end, and finally flows back from the connecting pipe 303 at the other end, and at the same time, the cold medium is introduced into the heat exchange box 1 from the end pipe 2 at one end, when the cold medium flows in the inside of the heat exchange box 1, the heat of the heat medium is transferred to the cold medium, and heat exchange is performed;

[0030] When disassembling, the connecting plates 408 on both sides of the heat exchange box 1 are pulled outward, so that the clamping blocks 405 enter into the inside of the side cylinders 403, so that the clamping blocks 405 are separated from the clamping grooves 411 on the outer wall of the positioning rods 410, and disassembly and maintenance are performed, when installation is needed, the four positioning rods 410 on the side of the top mounting plate 301 are respectively inserted into the positioning grooves 402 on the four fixing plates 401 on the side of the heat exchange box 1, and then the clamping blocks 405 are inserted into the clamping grooves 411, and the bottom wall of the clamping blocks 405 is in contact with the inner bottom wall of the clamping grooves 411, so that the top mounting plate 301 cannot move upward, and the sealing property of installation is ensured;

[0031] When the heat medium enters into the inside of the communication box 302, the push plate 504 at both ends of the communication box 302 generates pressure, under the action of the pressure, the push plate 504 is pushed to move outward, thereby pushing the pressing block 502 to move downward through the connecting rod 506, so that the compression spring 503 is compressed, and under the elastic force of the compression spring 503, the downward pressure on the top mounting plate 301 is generated, further improving the sealing between the top mounting plate 301 and the heat exchange box 1.

Claims

1. A quick detachable heat exchanger of the maintenance friendly type comprising a heat exchange box (1), characterized in that: Both ends of the heat exchange box (1) are symmetrically provided with end pipes (2), the inside of the heat exchange box (1) is provided with a heat exchange cavity, the top end of the heat exchange cavity penetrates to the top of the heat exchange box (1), and the top end of the heat exchange box (1) is provided with a heat exchange assembly (3); The heat exchange assembly (3) comprises a top mounting plate (301) arranged above the heat exchange box (1), a sealing gasket is mounted on the bottom wall of the top mounting plate (301) and tightly presses the top end of the heat exchange box (1), a clamping fixing assembly (4) is mounted between the top mounting plate (301) and the heat exchange box (1), and the heat exchange box (1) and the top mounting plate (301) are detachable through the clamping fixing assembly (4).

2. The quick-disassembly easy-maintenance heat exchanger according to claim 1, characterized in that: The bottom end of the top mounting plate (301) is symmetrically provided with longitudinal heat exchange pipes (304), corresponding two longitudinal heat exchange pipes (304) are equidistantly provided with transverse heat exchange pipes (305), and the top end of the top mounting plate (301) is symmetrically provided with two communication boxes (302); the two communication boxes (302) are respectively connected with the top ends of the longitudinal heat exchange pipes (304) on the same side, and the sides, away from each other, of the two communication boxes (302) are provided with connecting pipes (303).

3. The quick-disassembly easy-maintenance heat exchanger according to claim 1, characterized in that: The clamping fixing assembly (4) comprises two fixing plates (401) symmetrically mounted on the side walls of the heat exchange box (1), a positioning groove (402) is formed in the middle of the fixing plate (401), two transverse plates (409) are mounted on the side walls of the fixing plate (401), the transverse plates (409) correspond to the fixing plates (401) one by one, a positioning rod (410) is fixedly mounted at the bottom end of the transverse plate (409) and inserted into the positioning groove (402), a clamping groove (411) is formed in the side, away from the heat exchange box (1), of the positioning rod (410), and a pressing auxiliary assembly (5) is mounted between the positioning rod (410) and the communication box (302).

4. The quick-disassembly, easy-maintenance heat exchanger of claim 3, wherein: The side, away from the heat exchange box (1), of the fixing plate (401) is fixedly provided with a side cylinder (403), the inside of the side cylinder (403) movably mounts a movable block (404), the side, close to the heat exchange box (1), of the movable block (404) is provided with a clamping block (405) penetrating into the inside of the positioning groove (402), the clamping block (405) is clamped into the clamping groove (411), and the bottom wall of the clamping block (405) is in contact with the inner bottom wall of the clamping groove (411).

5. A quick-disassembly, easy-maintenance heat exchanger according to claim 4, characterized in that: The side, away from the heat exchange box (1), of the movable block (404) is symmetrically provided with a reset spring (406), the side, away from the heat exchange box (1), of the movable block (404) is provided with a pull rod (407) penetrating to the outside of the side cylinder (403), and the two pull rods (407) on the same side are provided with a connecting plate (408).

6. The quick-disassembly easy-maintenance heat exchanger according to claim 3, characterized in that: The compression auxiliary assembly (5) comprises a longitudinal slot (501) opened in the inside of the positioning rod (410), the inside of the longitudinal slot (501) movably installs a pressing block (502), the bottom end of the pressing block (502) fixedly installs a compression spring (503), the bottom end of the compression spring (503) is fixedly connected with the inner bottom wall of the longitudinal slot (501), the top end of the pressing block (502) hingedly installs a connecting rod (506), the other end of the connecting rod (506) hingedly installs a cross rod (505), and the top end of the cross rod (505) fixedly installs a push plate (504).

7. A quick-disassembly, easy-maintenance heat exchanger according to claim 6, characterized in that: The push plate (504) is movably installed in the inside of the communicating box (302), two cross rods (505) are installed between the end portions of the two push plates (504) on the same side, when water flows in the inside of the communicating box (302), the two push plates (504) are pushed away from each other under the action of water pressure, and then the pressing block (502) is pushed to move downwards through the connecting rod (506).

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