CN210952481U

CN210952481U - Fixing device for plate heat exchanger

Info

Publication number: CN210952481U
Application number: CN201921917844.7U
Authority: CN
Inventors: 欧高明; 黄永福; 刘艳; 刘晶
Original assignee: Hunan Zhongda Mechanical And Electrical Co ltd
Current assignee: Hunan Zhongda Mechanical And Electrical Co ltd
Priority date: 2019-11-08
Filing date: 2019-11-08
Publication date: 2020-07-07
Anticipated expiration: 2029-11-08

Abstract

The utility model discloses a fixing device for plate heat exchanger, including fixed plate and connecting plate, the through-hole has been seted up on the fixed plate, first spout has been seted up on the fixed plate, the inside slidable mounting of first spout has first slider, the lateral part welded fastening of first slider has the connecting rod, the one end welded fastening of connecting rod has the second slider, threaded hole has all been seted up to the lateral part of connecting plate and the lateral part of second slider, threaded hole female connection has the bolt, the second spout has been seted up to the lateral part of connecting plate, second slider slidable mounting is in the second spout, the lateral part of connecting plate is provided with and is used for the welding post of welding on the shell of plate heat exchanger. The utility model discloses a fixing device can be with simple and convenient the fixing on the wall of plate heat exchanger to can effectual reduction bolt corrosion condition take place, water stain messenger's bolt corrosion when avoiding clean ground dismantles when making things convenient for the workman to maintain.

Description

Fixing device for plate heat exchanger

Technical Field

The utility model belongs to the technical field of plate heat exchanger, concretely relates to fixing device for plate heat exchanger.

Background

The plate heat exchanger is a high-efficiency heat exchanger formed by stacking a series of metal sheets with certain corrugated shapes. Thin rectangular channels are formed between the various plates through which heat is exchanged. The plate heat exchanger is an ideal device for heat exchange of liquid-liquid and liquid-vapor. The heat exchanger has the characteristics of high heat exchange efficiency, small heat loss, compact and light structure, small occupied area, wide application, long service life and the like. Under the condition of the same pressure loss, the heat transfer coefficient of the heat exchanger is 3-5 times higher than that of the tubular heat exchanger, the occupied area of the heat exchanger is one third of that of the tubular heat exchanger, and the heat recovery rate can reach more than 90 percent.

When the installation of current plate heat exchanger, generally pass through bolt fastening with plate heat exchanger's landing leg subaerial in workshop, but the workshop is regularly cleaned cleanly, has the water stain to spatter and spills on the bolt, and long this water stain erosion in the past can cause the bolt to rust, and the bolt corrosion of making up for a long time will reduce, and fixed stability to dismantle and can lead to the fact very big trouble to the workman.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fixing device for plate heat exchanger through this fixing device, can fix plate heat exchanger on the wall, can take place by the effectual reduction bolt corrosion condition, and convenient the dismantlement to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a fixing device for plate heat exchanger, includes fixed plate and connecting plate, the through-hole has been seted up on the fixed plate, first spout has been seted up on the fixed plate, the inside slidable mounting of first spout has first slider, the lateral part welded fastening of first slider has the connecting rod, the one end welded fastening of connecting rod has the second slider, the lateral part of connecting plate and the lateral part of second slider all set up threaded hole, threaded hole female connection has the bolt, the second spout has been seted up to the lateral part of connecting plate, second slider slidable mounting is in the second spout, the lateral part of connecting plate is provided with and is used for the welding post of welding on the shell of plate heat exchanger.

Preferably, a first limiting block is welded and fixed on the fixing plate and located above the notch of the first sliding groove.

Preferably, a second limiting block is welded and fixed on the connecting plate and located above one end of the second sliding groove.

Preferably, an expansion bolt is inserted in the through hole in a sliding manner.

Preferably, the first sliding groove is in clearance sliding fit with the first sliding block, and the clearance is not greater than 0.5 mm.

Preferably, the fixed plate is hinged with a dust baffle plate through a hinge.

Compared with the prior art, the beneficial effects of the utility model are that:

through the use of fixed plate and connecting plate to use with first spout, first slider, second spout and the cooperation of second slider, can be simple and convenient assemble and dismantle fixed plate and connecting plate, and can prevent to clean water stain erosion bolt when ground, dismantle when making things convenient for the workman to maintain.

Drawings

FIG. 1 is a schematic top view of a dust guard of the present invention;

fig. 2 is a schematic cross-sectional view of a fixing plate according to the present invention;

fig. 3 is an enlarged schematic view of the structure of the part a in fig. 2 according to the present invention.

In the figure: 1. a fixing plate; 2. a connecting plate; 3. a through hole; 4. a first chute; 5. a first slider; 6. a connecting rod; 7. a second slider; 8. a threaded hole; 9. a bolt; 10. a second chute; 11. welding the column; 12. a first stopper; 13. a second limiting block; 14. an expansion bolt; 15. a dust guard.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution:

a fixing device for a plate heat exchanger comprises a fixing plate 1 and a connecting plate 2, wherein a through hole 3 is formed in the fixing plate 1, an included angle between the through hole 3 and a wall surface is vertically arranged, a first sliding groove 4 is formed in the fixing plate 1, a first sliding block 5 is slidably mounted in the first sliding groove 4, a connecting rod 6 is fixedly welded on the side portion of the first sliding block 5, a second sliding block 7 is fixedly welded at one end of the connecting rod 6, threaded holes 8 are formed in the side portion of the connecting plate 2 and the side portion of the second sliding block 7, the threaded holes are formed in the side portion of the connecting plate 2 and the side portion of the second sliding block 7, the fixing plate 1 and the connecting plate 2 can be simply and conveniently fixed or unfixed through bolts 9, installation and disassembly of workers are facilitated, the bolts 9 are in threaded holes 8, and the second sliding grooves 10 are formed in the side, the second sliding block 7 is slidably mounted in the second sliding groove 10, and a welding column 11 for welding on the shell of the plate heat exchanger is arranged on the side of the connecting plate 2.

Further, welded fastening has first stopper 12 on fixed plate 1, first stopper 12 is located the notch top of first spout 4, through the setting of first stopper 12, can carry on spacingly to first slider 5, is convenient for dock with connecting plate 2.

Further, welded fastening has second stopper 13 on connecting plate 2, second stopper 13 is located the one end top of second spout 10, and through the use of second stopper 13, can carry on spacingly to connecting plate 2, is convenient for connecting plate 2 and second slider 7 to be connected.

Furthermore, an expansion bolt 14 is inserted in the through hole 3 in a sliding manner, and the fixing plate 1 can be fixed on the wall surface by using the expansion bolt 14.

Further,

first spout

4 and 5 clearance sliding fit of first slider, and the clearance is not more than 0.5mm, can make the stability when improving first slider and slideing 5.

Furthermore, the fixed plate 1 is hinged with a dust baffle plate 15 through a hinge, and dust can be reduced from falling into the first sliding groove 4 through the use of the dust baffle plate 15.

The structure principle is as follows: when the installation, expansion bolts 14 run through holes 3, with fixed plate 1 fixed mounting on the wall, with first slider 5 slidable mounting in first spout 4, then with second slider 7 slidable mounting in second spout 10, then align the screw hole 8 of 7 lateral parts of second slider with the screw hole 8 of 2 lateral parts of connecting plate, fix with bolt 9, again with welding post 11 and plate heat exchanger's casing welded fastening, can accomplish the fixed to plate heat exchanger, can be simple and convenient assemble and dismantle fixed plate 1 and connecting plate 2, and can prevent to clean water stain erosion bolt 9 when ground, improve the life of bolt, dismantle when making things convenient for workman's maintenance.

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

Claims

1. The utility model provides a fixing device for plate heat exchanger, includes fixed plate (1) and connecting plate (2), its characterized in that: the through hole (3) has been seted up on fixed plate (1), first spout (4) have been seted up on fixed plate (1), the inside slidable mounting of first spout (4) has first slider (5), the lateral part welded fastening of first slider (5) has connecting rod (6), the one end welded fastening of connecting rod (6) has second slider (7), threaded hole (8) have all been seted up to the lateral part of connecting plate (2) and the lateral part of second slider (7), threaded hole (8) female connection has bolt (9), second spout (10) have been seted up to the lateral part of connecting plate (2), second slider (7) slidable mounting is in second spout (10), the lateral part of connecting plate (2) is provided with and is used for welding post (11) on the shell of plate heat exchanger.

2. A fixing device for a plate heat exchanger according to claim 1, wherein: a first limiting block (12) is welded and fixed on the fixing plate (1), and the first limiting block (12) is located above a notch of the first sliding groove (4).

3. A fixing device for a plate heat exchanger according to claim 1, wherein: a second limiting block (13) is welded and fixed on the connecting plate (2), and the second limiting block (13) is located above one end of the second sliding groove (10).

4. A fixing device for a plate heat exchanger according to claim 1, wherein: an expansion bolt (14) is inserted in the through hole (3) in a sliding way.

5. A fixing device for a plate heat exchanger according to claim 1, wherein: the first sliding groove (4) is in clearance sliding fit with the first sliding block (5), and the clearance is not larger than 0.5 mm.

6. A fixing device for a plate heat exchanger according to claim 1, wherein: the fixed plate (1) is hinged with a dust board (15) through a hinge.