Compact plate heat exchanger

Abstract

The utility model discloses a compact plate heat exchanger, which belongs to the technical field of plate heat exchangers, and comprises a heat exchanger main body, a plurality of fixing rods are inserted on the outer side of the heat exchanger main body, slots are arranged on the outer sides of the fixing rods close to one end, and bolts are inserted on the inner sides of the slots. A cam handle is rotatably connected to the position, close to the other end, of the outer side of the fixing rod, an eccentric block is fixed to one end of a rotating shaft of the cam handle, ratchets are arranged on the outer side of the eccentric block, fixing plates are fixed to the two sides of the heat exchanger body, sliding grooves are formed in one sides of the fixing plates, and movable plates are slidably connected to the inner sides of the sliding grooves; and a mounting block is fixed on the top surface of the fixed plate. According to the compact plate type heat exchanger, the heat exchanger body can be rapidly disassembled and assembled, and the problem that according to an existing compact plate type heat exchanger, the plate sheets are fixed through two clamping plates, the two clamping plates are fixed through screws, and disassembly and assembly are inconvenient when maintenance is needed is solved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to plate heat exchanger technical field, more specifically, it is particularly related to compact plate heat exchanger. BACKGROUND

[0002] Plate heat exchanger realizes the transmission of heat through the plate heat transfer surface. Hot fluid flows along the channel between the plates, and heat is transferred through the surface of the plate and the heat transfer surface, so as to realize the balance and utilization of heat. In many industrial processes, a large amount of waste heat will be generated. Plate heat exchanger can be used to recover the waste heat and transfer it to other fluids that need heat for heating water, heating and other purposes, so as to improve energy utilization efficiency. The existing compact plate heat exchanger fixes the plate piece through two clamps, and fixes the two clamps through a screw rod. When maintenance is needed, it is inconvenient to disassemble and install, therefore, the compact plate heat exchanger is proposed. SUMMARY

[0003] In view of the deficiencies of the prior art, the utility model provides a compact plate heat exchanger, which can quickly disassemble and install the heat exchanger main body to solve the problem of the existing compact plate heat exchanger in the background art, which fixes the plate piece through two clamps, and fixes the two clamps through a screw rod. When maintenance is needed, it is inconvenient to disassemble and install.

[0004] To achieve the above purpose, the utility model realizes the following technical scheme: a compact plate heat exchanger, comprising a heat exchanger main body, a plurality of fixed rods are inserted into the outer side of the heat exchanger main body, a plurality of insertion grooves are formed on the outer side of the fixed rod close to one end, a plurality of latches are inserted into the inner side of the insertion grooves, a plurality of cam handles are rotationally connected to the outer side of the fixed rod close to the other end, an eccentric block is fixed to the rotation shaft of the cam handle, a plurality of ratchets are formed on the outer side of the eccentric block, a plurality of fixed plates are fixed to the two sides of the heat exchanger main body, a plurality of sliding grooves are formed on one side of the fixed plate, a plurality of movable plates are slidably connected to the inner side of the sliding groove, a plurality of mounting blocks are fixed to the top surface of the fixed plate, a plurality of threaded rods are rotationally connected to the inside of the mounting block, the outer side of the threaded rod is threadedly connected to the inside of the movable plate, a handle is fixed to the upper end of the threaded rod, a plurality of movable grooves are formed on the other side of the fixed plate, a plurality of sleeves are slidably connected to the inner side of the movable groove, a plurality of clamping blocks are slidably connected to the inner side of the sleeve, and a plurality of springs are fixed to one end of the clamping block.

[0005] As a preferred technical scheme of the utility model, the latch comprises a plug rod and a pull ring.

[0006] As a preferred technical scheme of the utility model, the diameter of the eccentric block is the same as the cam diameter of the cam handle.

[0007] As a preferred technical scheme of the utility model, the inside of the plurality of movable grooves is connected with the inside of the sliding groove.

[0008] As the preferred technical scheme of the utility model, one end of the sleeve is fixedly connected with the outside of the movable plate.

[0009] As the preferred technical scheme of the utility model, one end of the sleeve is fixedly connected with the outside of the movable plate.

[0010] As the preferred technical scheme of the utility model, one end of the sleeve is fixedly connected with the outside of the movable plate.

[0011] The utility model provides compact plate heat exchanger possesses following beneficial effect:

[0012] 1, this compact plate heat exchanger can dismantle and install heat exchanger main body fast, solved the compact plate heat exchanger of existing, through two clamping plates fixed plate piece, two clamping plates are fixed between through screw rod, when needing overhauling, the problem of inconvenient dismantling and installation.

[0013] 2, this compact plate heat exchanger, the structure design is reasonable compact, and use effect is good. DRAWINGS

[0014] Figure 1 It is whole structure schematic view of the utility model compact plate heat exchanger.

[0015] Figure 2 It is split structure schematic view of the utility model compact plate heat exchanger.

[0016] Figure 3 It is the A place enlarged schematic view in the utility model compact plate heat exchanger. Figure 2

[0017] Figure 4 It is the B place enlarged schematic view in the utility model compact plate heat exchanger. Figure 3

[0018] Fig. 1, heat exchanger main body;2, fixed rod;3, slot;4, bolt;5, cam handle;6, eccentric block;7, ratchet;8, fixed plate;9, sliding slot;10, movable plate;11, mounting block;12, threaded rod;13, handle;14, movable slot;15, sleeve;16, clamping block;17, spring. SPECIFIC EMBODIMENT

[0019] The embodiment of the utility model is further described in detail below in combination with the drawings and examples. The following examples are used to illustrate the utility model, but cannot be used to limit the scope of the utility model.

[0020] ​​In the description of the utility model, unless otherwise specified, the meaning of "multiple" is two or more than two;The orientation or position relationship indicated by the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail" and the like is based on the orientation or position relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and therefore cannot be understood as limiting the utility model. In addition, the terms "first", "second", "third" and the like are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0021] In the description of the utility model, it should be pointed out that, unless otherwise specified and limited, the terms "connected", "connected" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected;It can be mechanically connected, or it can be electrically connected;It can be directly connected, or it can be indirectly connected through an intermediate medium. For ordinary skilled persons in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0022] Please refer to Figures 1 to 4 The utility model provides a technical scheme: compact plate heat exchanger, including heat exchanger main part 1, the outside of heat exchanger main part 1 is inserted with multiple fixed rod 2, the position of fixed rod 2 outside near one end is equipped with the slot 3, the inside of slot 3 is inserted with the bolt 4, the position of fixed rod 2 outside near the other end is rotatably connected with cam handle 5, the pivot of cam handle 5 one end is fixed with eccentric block 6, the outside of eccentric block 6 is equipped with ratchet 7, both sides of heat exchanger main part 1 are fixed with fixed plate 8, the side of fixed plate 8 is equipped with sliding slot 9, the inside of sliding slot 9 is slidably connected with movable plate 10, the top surface of fixed plate 8 is fixed with mounting block 11, the inside of mounting block 11 is rotatably connected with threaded rod 12, the outside of threaded rod 12 is screw connected with the inside of movable plate 10, the upper end of threaded rod 12 is fixed with handle 13, the other side of fixed plate 8 is equipped with multiple movable slot 14, the inside of movable slot 14 is slidably connected with sleeve 15, the inside of sleeve 15 is slidably connected with clamping block 16, one end of clamping block 16 is fixed with spring 17, the bolt 4 includes plug rod and pull ring, the diameter of eccentric block 6 is same with the cam diameter of cam handle 5, the inside of multiple movable slot 14 is all connected with the inside of sliding slot 9, one end of sleeve 15 is fixedly connected with the outside of movable plate 10, one end of clamping block 16 is clamped and cooperated with the outside of ratchet 7, one end of spring 17 is fixedly connected with the inside of sleeve 15;

[0023] When maintenance is needed, the handle 13 is rotated to drive the threaded rod 12 to rotate, the threaded rod 12 drives the movable plate 10 to move downwards along the sliding groove 9 on the fixed plate 8, the movable plate 10 drives the sleeve 15 to move downwards along the movable groove 14 on the fixed plate 8, the clamping block 16 in the sleeve 15 is separated from the ratchet teeth 7 on the eccentric block 6, the eccentric block 6 can rotate freely, the eccentric block 6 is coaxially fixedly connected with the cam handle 5, so that the locking state of the cam handle 5 is released, the fixed rod 2 no longer pulls the two clamping plates on the heat exchanger main body 1, the pin 4 on the fixed rod 2 is taken out, and then the fixed rod 2 can be taken out, when the heat exchanger main body 1 needs to be installed, the fixed rod 2 is inserted into the original position, the pin 4 is inserted into the insertion slot 3 on the fixed rod 2, the handle 13 is reversely rotated, the clamping block 16 in the sleeve 15 is clamped with the ratchet teeth 7 on the eccentric block 6, then the cam handle 5 is rotated, the cam on the cam handle 5 extrudes the outside of the heat exchanger main body 1, so that the fixed rod 2 is pulled, and the two clamping plates are pulled tight, in the process, the cam handle 5 drives the eccentric block 6 to rotate, the clamping block 16 in the sleeve 15 is clamped with the ratchet teeth 7 on the eccentric block 6, so that the eccentric block 6 can only rotate in one direction, and the position of the cam handle 5 is locked.

[0024] The specific use mode and action of the embodiment are as follows: when maintenance is needed, the handle 13 is rotated to drive the threaded rod 12 to rotate, the threaded rod 12 drives the movable plate 10 to move downwards along the sliding groove 9 on the fixed plate 8, the movable plate 10 drives the sleeve 15 to move downwards along the movable groove 14 on the fixed plate 8, the clamping block 16 in the sleeve 15 is separated from the ratchet teeth 7 on the eccentric block 6, the eccentric block 6 can rotate freely, the eccentric block 6 is coaxially fixedly connected with the cam handle 5, so that the locking state of the cam handle 5 is released, the fixed rod 2 no longer pulls the two clamping plates on the heat exchanger main body 1, the pin 4 on the fixed rod 2 is taken out, and then the fixed rod 2 can be taken out, when the heat exchanger main body 1 needs to be installed, the fixed rod 2 is inserted into the original position, the pin 4 is inserted into the insertion slot 3 on the fixed rod 2, the handle 13 is reversely rotated, the clamping block 16 in the sleeve 15 is clamped with the ratchet teeth 7 on the eccentric block 6, then the cam handle 5 is rotated, the cam on the cam handle 5 extrudes the outside of the heat exchanger main body 1, so that the fixed rod 2 is pulled, and the two clamping plates are pulled tight, in the process, the cam handle 5 drives the eccentric block 6 to rotate, the clamping block 16 in the sleeve 15 is clamped with the ratchet teeth 7 on the eccentric block 6, so that the eccentric block 6 can only rotate in one direction, and the position of the cam handle 5 is locked.

[0025] The above merely describes a preferred embodiment of the present application, and the protection scope of the present application is not limited thereto, and any skilled person in the art, according to the technical scheme and the inventive concept of the present application, makes equivalent replacement or change within the technical range disclosed by the present application, which should be covered within the protection scope of the present application.

Claims

1. A compact plate heat exchanger, comprising a heat exchanger body (1), characterized in that: Multiple fixing rods (2) are inserted into the outer side of the heat exchanger body (1). A slot (3) is provided on the outer side of the fixing rod (2) near one end. A pin (4) is inserted into the inner side of the slot (3). A cam handle (5) is rotatably connected to the outer side of the fixing rod (2) near the other end. An eccentric block (6) is fixed to one end of the rotating shaft of the cam handle (5). A ratchet (7) is provided on the outer side of the eccentric block (6). Fixing plates (8) are fixed on both sides of the heat exchanger body (1). A sliding groove (9) is provided on one side of the fixing plate (8). The inner side of the sliding groove (9) slides. A movable plate (10) is connected to the fixed plate (8), and an mounting block (11) is fixed on the top surface of the fixed plate (8). A threaded rod (12) is rotatably connected inside the mounting block (11). The outer side of the threaded rod (12) is threadedly connected to the inside of the movable plate (10). A handle (13) is fixed at the upper end of the threaded rod (12). Multiple movable slots (14) are opened on the other side of the fixed plate (8). A sleeve (15) is slidably connected to the inner side of the movable slot (14). A locking block (16) is slidably connected to the inner side of the sleeve (15). A spring (17) is fixed at one end of the locking block (16).

2. The compact plate heat exchanger according to claim 1, characterized in that: The pin (4) includes a plug and a pull ring.

3. The compact plate heat exchanger according to claim 1, characterized in that: The diameter of the eccentric block (6) is the same as the diameter of the cam of the cam handle (5).

4. The compact plate heat exchanger according to claim 1, characterized in that: The interior of each of the multiple movable grooves (14) is connected to the interior of the sliding groove (9).

5. The compact plate heat exchanger according to claim 1, characterized in that: One end of the sleeve (15) is fixedly connected to the outside of the movable plate (10).

6. The compact plate heat exchanger according to claim 1, characterized in that: One end of the locking block (16) engages with the outer side of the ratchet (7).

7. The compact plate heat exchanger according to claim 1, characterized in that: One end of the spring (17) is fixedly connected to the inside of the sleeve (15).

Images