CN219223437U

CN219223437U - Plate heat exchanger

Info

Publication number: CN219223437U
Application number: CN202320268432.5U
Authority: CN
Inventors: 金杨铨; 陈硕
Original assignee: Xuzhou Fangde Food Co ltd
Current assignee: Xuzhou Fangde Food Co ltd
Priority date: 2023-02-21
Filing date: 2023-02-21
Publication date: 2023-06-20
Anticipated expiration: 2033-02-21

Abstract

The utility model relates to the technical field of heat exchanger equipment, in particular to a plate-type heat exchanger, which comprises two extrusion plates, wherein a plurality of plates are fixedly connected between the two extrusion plates, a groove A is formed in the outer surface of the upper end of each plate, a groove B is formed in the outer surface of the lower end of each plate, a fixing rod is fixedly connected to the lower side of each extrusion plate, the outer surface of each fixing rod is fixedly connected with a groove B, a fixing block is fixedly connected to the upper side of each extrusion plate, a plurality of elastic plates are elastically connected to the inner surface of each fixing block, and the lower sides of the elastic plates are mutually attached to the grooves A. According to the utility model, the elastic plates are elastically connected with the fixed blocks, so that the elastic plates can be contracted by disassembling the fixed plates, and the elastic plates are separated from the grooves A, so that the damaged plate can be disassembled and assembled conveniently, the disassembly difficulty is reduced, and the disassembly and repair efficiency is improved.

Description

Plate heat exchanger

Technical Field

The utility model relates to the technical field of heat exchanger equipment, in particular to a plate heat exchanger.

Background

The plate heat exchanger is a common dividing wall type heat exchanger and has the characteristics of high heat transfer efficiency, small resistance loss, compact structure, convenient assembly and disassembly, long service life and the like. The plate heat exchanger is formed by sealing a plurality of pressed corrugated metal sheets at certain intervals through gaskets, compressing through a frame and clamping bolts, four corner holes of the plates and the gaskets form a fluid distributing pipe and a collecting pipe, and simultaneously, cold and hot fluid is reasonably and freely guided and distributed, and heat exchange is achieved through heat transfer of the plates.

The plate is used as a core component of the plate heat exchanger, directly related to the heat exchange efficiency of the heat exchanger, and has the characteristics of large number, thin thickness and the like.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides a plate heat exchanger.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a plate heat exchanger, includes the stripper plate, the quantity of stripper plate is two, two fixedly connected with piece slab between the stripper plate, recess A has been seted up to the upper end surface of slab, and recess B has been seted up to its lower extreme surface, the downside fixedly connected with dead lever of stripper plate, the surface and the recess B of dead lever, the upside fixedly connected with fixed block of stripper plate, the internal surface elastic connection of fixed block has a plurality of elastic plates, the downside and the recess A of elastic plate are laminated each other.

Preferably, a chute is formed in the position, close to the elastic plate, of the outer surface of the lower end of the fixing block, the inner surface of the chute is in sliding connection with the elastic plate, a connecting rod is symmetrically and fixedly connected to the outer surface of the upper end of the elastic plate, a through groove is formed in the position, close to the connecting rod, of the outer surface of the upper end of the fixing block, and the upper side of the connecting rod is in sliding connection with the through groove.

Preferably, the upper end surface laminating of fixed block is connected with the fixed plate, the upper end surface fixedly connected with screw rod of fixed block, the upside of screw rod runs through the fixed plate and threaded connection has the nut, the lower extreme surface of fixed plate is close to the position fixedly connected with lug of connecting rod, the lower extreme and the connecting rod mutual butt of lug.

Preferably, the method comprises the steps of: the outer surface of the connecting rod is sleeved with a spring, and the elastic plate is elastically connected with the sliding groove through the spring.

Preferably, the outer surfaces of the two ends of the elastic plate are uniformly and rollingly connected with balls, and the balls are rollingly connected with the sliding grooves.

Preferably, a rubber pad is fixedly connected to the lower side of the outer surface of the elastic plate.

Compared with the prior art, the utility model has the beneficial effects that: according to the utility model, the elastic plates are elastically connected with the fixed blocks, so that the elastic plates can be contracted by disassembling the fixed plates, and the elastic plates are separated from the grooves A, so that the damaged plate can be disassembled and assembled conveniently, the disassembly difficulty is reduced, and the disassembly and repair efficiency is improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

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

FIG. 2 is a schematic view of a partial structure of the present utility model;

FIG. 3 is a schematic view showing the internal structure of the fixing block of the present utility model;

fig. 4 is a schematic diagram showing the combination of the elastic plate and the fixing block according to the present utility model.

In the drawings, the list of components represented by the various numbers is as follows: 1. an extrusion plate; 2. a plate; 3. a groove A; 4. a groove B; 5. a fixed rod; 6. a fixed block; 7. an elastic plate; 8. a chute; 9. a connecting rod; 10. a through groove; 11. a fixing plate; 12. a screw; 13. a bump; 14. a spring; 15. a ball; 16. and a rubber pad.

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.

The utility model provides a technical scheme that: the plate heat exchanger as shown in fig. 1-4 comprises extrusion plates 1, the number of the extrusion plates 1 is two, a plurality of plates 2 are fixedly connected between the extrusion plates 1, a groove A3 is formed in the outer surface of the upper end of each plate 2, a groove B4 is formed in the outer surface of the lower end of each plate 2, a fixing rod 5 is fixedly connected to the lower side of each extrusion plate 1, the outer surface of each fixing rod 5 is fixedly connected with each groove B4, a fixing block 6 is fixedly connected to the upper side of each extrusion plate 1, a plurality of elastic plates 7 are elastically connected to the inner surface of each fixing block 6, and the lower sides of the elastic plates 7 are mutually attached to the grooves A3. The lower extreme surface of fixed block 6 is close to the position of elastic plate 7 and has been seted up spout 8, the internal surface and the elastic plate 7 sliding connection of spout 8, the upper end outward appearance symmetry fixedly connected with connecting rod 9 of elastic plate 7, the upper end surface of fixed block 6 is close to the position of connecting rod 9 and has been seted up logical groove 10, the upside and the logical groove 10 sliding connection of connecting rod 9. The upper end surface laminating of fixed block 6 is connected with fixed plate 11, the upper end surface fixedly connected with screw rod 12 of fixed block 6, the upside of screw rod 12 runs through fixed plate 11 and threaded connection has the nut, the lower extreme surface of fixed plate 11 is close to the position fixedly connected with lug 13 of connecting rod 9, the lower extreme of lug 13 and the mutual butt of connecting rod 9. The outer surface of the connecting rod 9 is sleeved with a spring 14, and the elastic plate 7 is elastically connected with the chute 8 through the spring 14.

The plate 2 is used as a core component of the plate heat exchanger, directly relates to the heat exchange efficiency of the heat exchanger, has the characteristics of large number, thin thickness and the like, and because the plurality of plates 2 are mutually independent and mutually attached through extrusion force, the integral connection strength of the plate 2 is poorer, the plate 2 is easily misplaced due to the influence of the medium pressure in the heat exchanger in the long-term working process, the disassembly and assembly operations of the plate 2 are inconvenient, and when a certain plate 2 is damaged, the plate 2 on the outer side of the plate 2 needs to be moved during maintenance, so that the time and the labor are consumed, and inconvenience is brought to the maintenance work. According to the utility model, by arranging the elastic plate 7, when the damaged plate 2 needs to be disassembled, the nut can be screwed, the fixation between the fixed plate 11 and the fixed block 6 corresponding to the damaged plate 2 is released, the connecting rod 9 can jack up the convex block 13 under the elastic force of the spring 14, so that the fixed plate 11 is sprung upwards, then the fixed plate 11 is disassembled, the plate 2 needing to be disassembled is moved upwards, the groove B4 is separated from the fixed rod 5, then the plate 2 is taken out, when the plate 2 is assembled, the groove B4 and the fixed rod 5 are mutually attached, then the convex block 13 is put into the through groove 10, the screw 12 passes through the fixed plate 11, the fixed plate 11 is pressed down, the convex block 13 is pressed against the connecting rod 9, the elastic plate 7 is driven to move downwards, the lower end of the elastic plate 7 is mutually attached to the groove A3, and then the nut is screwed again to fix the fixed plate 11, so that the assembly is completed. According to the utility model, the elastic plates 7 are elastically connected with the fixed blocks 6 by arranging the plurality of elastic plates 7, so that the elastic plates 7 can be contracted by disassembling the fixed plates 11, and the elastic plates 7 are separated from the grooves A3, so that the damaged plate 2 can be disassembled and assembled conveniently, the disassembly difficulty is reduced, and the disassembly and repair efficiency is improved.

Further, as shown in fig. 3, the outer surfaces of the two ends of the elastic plate 7 are uniformly connected with balls 15 in a rolling manner, and the balls 15 are connected with the chute 8 in a rolling manner.

According to the utility model, the rolling balls 15 are arranged to be in rolling connection with the sliding groove 8, so that the friction resistance generated when the elastic plate 7 slides with the sliding groove 8 is reduced, and the operation of staff is facilitated.

Further, as shown in fig. 3, a rubber pad 16 is fixedly connected to the lower side of the outer surface of the elastic plate 7.

According to the utility model, the rubber pad 16 is arranged to protect the elastic plate 7 and the plate 2, and the elastic of the rubber pad 16 is utilized to extrude the plate 2, so that the fixing effect of the plate 2 is improved.

Working principle: according to the utility model, by arranging the elastic plate 7, when the damaged plate 2 needs to be disassembled, the nut can be screwed, the fixation between the fixed plate 11 and the fixed block 6 corresponding to the damaged plate 2 is released, the connecting rod 9 can jack up the convex block 13 under the elastic force of the spring 14, so that the fixed plate 11 is sprung upwards, then the fixed plate 11 is disassembled, the plate 2 needing to be disassembled is moved upwards, the groove B4 is separated from the fixed rod 5, then the plate 2 is taken out, when the plate 2 is assembled, the groove B4 and the fixed rod 5 are mutually attached, then the convex block 13 is put into the through groove 10, the screw 12 passes through the fixed plate 11, the fixed plate 11 is pressed down, the convex block 13 is pressed against the connecting rod 9, the elastic plate 7 is driven to move downwards, the lower end of the elastic plate 7 is mutually attached to the groove A3, and then the nut is screwed again to fix the fixed plate 11, so that the assembly is completed.

In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the utility model disclosed above are intended only to assist in the explanation of the utility model. The preferred embodiments are not exhaustive or to limit the utility model to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best understand and utilize the utility model. The utility model is limited only by the claims and the full scope and equivalents thereof.

Claims

1. Plate heat exchanger, including stripper plate (1), its characterized in that: the number of the extrusion plates (1) is two, a plurality of plates (2) are fixedly connected between the extrusion plates (1), a groove A (3) is formed in the outer surface of the upper end of each plate (2), a groove B (4) is formed in the outer surface of the lower end of each plate, a fixing rod (5) is fixedly connected to the lower side of each extrusion plate (1), the outer surface of each fixing rod (5) is fixedly connected with a fixing block (6) on the upper side of each extrusion plate (1), a plurality of elastic plates (7) are elastically connected to the inner surface of each fixing block (6), and the lower sides of the elastic plates (7) are mutually attached to the grooves A (3).

2. A plate heat exchanger according to claim 1, wherein: the sliding chute (8) is formed in the position, close to the elastic plate (7), of the outer surface of the lower end of the fixing block (6), the inner surface of the sliding chute (8) is in sliding connection with the elastic plate (7), connecting rods (9) are symmetrically and fixedly connected to the outer surface of the upper end of the elastic plate (7), through grooves (10) are formed in the position, close to the connecting rods (9), of the outer surface of the upper end of the fixing block (6), and the upper sides of the connecting rods (9) are in sliding connection with the through grooves (10).

3. A plate heat exchanger according to claim 2, wherein: the upper end surface laminating of fixed block (6) is connected with fixed plate (11), the upper end external surface fixedly connected with screw rod (12) of fixed block (6), the upside of screw rod (12) runs through fixed plate (11) and threaded connection have the nut, the lower extreme surface of fixed plate (11) is close to the position fixedly connected with lug (13) of connecting rod (9), the lower extreme and the mutual butt of connecting rod (9) of lug (13).

4. A plate heat exchanger according to claim 3, wherein: the outer surface of the connecting rod (9) is sleeved with a spring (14), and the elastic plate (7) is elastically connected with the sliding groove (8) through the spring (14).

5. A plate heat exchanger according to claim 4, wherein: the outer surfaces of the two ends of the elastic plate (7) are uniformly and rollingly connected with balls (15), and the balls (15) are rollingly connected with the sliding grooves (8).

6. A plate heat exchanger according to claim 5, wherein: the rubber pad (16) is fixedly connected to the lower side of the outer surface of the elastic plate (7).