CN216347963U

CN216347963U - Tube type heat exchanger for chemical industry

Info

Publication number: CN216347963U
Application number: CN202122472614.8U
Authority: CN
Inventors: 邢海青; 李文轩; 杨哲
Original assignee: Shandong Tianhui Machinery Technology Co ltd
Current assignee: Shandong Tianhui Machinery Technology Co ltd
Priority date: 2021-10-14
Filing date: 2021-10-14
Publication date: 2022-04-19
Anticipated expiration: 2031-10-14

Abstract

The utility model discloses a tubular heat exchanger for chemical industry, which belongs to the technical field of tubular heat exchangers, and has the technical scheme that the tubular heat exchanger comprises a device body, wherein the impact force generated when an external water source enters the device body can be reduced through a buffer spring, the damage to the inner wall of the device body is avoided, the flow velocity of water can be reduced through a buffer plate, the upper part, the lower part, the left part and the right part of the device body can be protected through a first protection plate and a second protection plate, the direct contact between external force and the device body and the damage to the device body are avoided, the impact of the external force on the first protection plate and the second protection plate can be buffered through the first protection device and the second protection device, the device body can be protected, when the first protection plate and the second protection plate are impacted by the external force, the force can be buffered through the matching of an extrusion rod, the extrusion plate and a small spring, the external force can be buffered when the loop rod is stressed to enter a sleeve, thereby slowing down the impact force of the external force and avoiding damaging the device body.

Description

Tube type heat exchanger for chemical industry

Technical Field

The utility model relates to the technical field of tube type heat exchangers, in particular to a tube type heat exchanger for chemical engineering.

Background

The shell-and-tube heat exchanger is a dividing wall type heat exchanger which takes the wall surface of a tube bundle sealed in a shell as a heat transfer surface, and has the advantages of simple structure, low manufacturing cost, wider flow cross section and easy scale cleaning; but the heat transfer coefficient is low, the occupied area is large, the material can be made of various structural materials (mainly metal materials), the material can be used under high temperature and high pressure, and the material is the type which is most widely applied at present.

However, the existing tube type heat exchanger is not provided with a protection structure, so that the tube type heat exchanger is often damaged by impact in the use process, and the flow velocity of water can impact the inner wall of the tube type heat exchanger during heat exchange, so that the tube type heat exchanger can be damaged, and the service life of the tube type heat exchanger is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model provides a tubular heat exchanger for chemical engineering to solve the problems.

The utility model is realized in such a way, the tubular heat exchanger for chemical industry comprises a device body, wherein three buffer springs which are distributed in a staggered way are respectively arranged at the upper end and the lower end of the inner wall of the device body, buffer plates are respectively arranged at the other ends of the buffer springs, a first protection plate and a second protection plate are respectively arranged at the upper end, the lower end, the left end and the right end of the device body, a first protection device and a second protection device are respectively arranged between one side of the two first protection plates and one side of the two second protection plates, which are close to the device body, and the device body, the first protection device comprises an extrusion rod, one end of the extrusion rod is fixedly connected with the first protection plate, a small spring is arranged between the other end of the extrusion rod and the outer wall of the device body, the extrusion plate is sleeved on the outer wall of the extrusion rod, the second protection device comprises a loop rod and a sleeve, one end of the loop rod is fixedly connected with the first protection plate, one end of the sleeve is fixedly connected with the outer wall of the device body, the loop bar is inserted in the sleeve.

In order to reduce the impact of external force on the first protection plate, the second protection plate and the device body, the tubular heat exchanger for chemical engineering is preferable, the push plate is installed inside the sleeve, the other end of the loop bar is fixedly connected with the push plate, the first spring is installed between the other end of the push plate and the sleeve, and the second spring is sleeved on the outer wall of the loop bar.

In order to buffer the impact force of the extrusion plate, the tube type heat exchanger for chemical engineering is preferable, and a large spring is arranged between one end of the extrusion plate and the device body.

In order to avoid the fracture of the buffer plates, the tube type heat exchanger for chemical engineering is preferable in that the outer walls of the six buffer plates are provided with a plurality of water through holes which are uniformly distributed in a penetrating manner.

In order to realize the heat exchange effect, the tube type heat exchanger for chemical engineering is preferable in that the heat exchange tube is arranged in the device body, the left side and the right side of the device body are respectively communicated with the cold water inlet and the cold water outlet, the upper side and the lower side of the device body are respectively communicated with the hot water outlet and the hot water inlet, and one end of the hot water outlet and one end of the hot water inlet are respectively communicated with the upper end and the lower end of the heat exchange tube.

In order to improve the protection of the device body, the tube type heat exchanger for chemical engineering is preferably provided with two first protection devices and two second protection devices between the two first protection plates and the device body, and one first protection device and one second protection device between the two second protection plates and the device body.

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

the tubular heat exchanger for chemical engineering can reduce the impact force when an external water source enters the interior of the device body through the buffer spring, avoid damaging the inner wall of the device body for a long time, reduce the flow velocity of water through the buffer plate, enable running water to smoothly flow due to the blockage of the buffer plate, protect the upper, lower, left and right sides of the device body through the first protection plate and the second protection plate, avoid the direct contact of external force with the device body and damage the device body, buffer the impact of the external force on the first protection plate and the second protection plate through the first protection device and the second protection device, protect the device body, prolong the service life of the device body, realize the force buffering through the matching of the extrusion rod, the extrusion plate and the small spring when the first protection plate and the second protection plate are impacted by the external force, realize the buffering of the external force when the loop rod is stressed to enter the sleeve, thereby slowing down the impact force of the external force and avoiding damaging the device body.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.

FIG. 1 is a schematic overall structure diagram of a tubular heat exchanger for chemical engineering according to the present invention;

FIG. 2 is an enlarged schematic view of FIG. 1 at A according to the present invention;

fig. 3 is an enlarged schematic view of the utility model at B of fig. 1.

The symbols in the figures indicate:

1. a device body; 101. a heat exchange pipe; 102. a cold water inlet; 103. a cold water outlet; 104. a hot water outlet; 105. a hot water inlet; 2. a buffer plate; 201. water passing holes; 202. a buffer spring; 3. a first guard plate; 301. a second guard plate; 4. a first guard; 401. an extrusion stem; 402. a small spring; 403. a pressing plate; 404. a large spring; 5. a second guard; 501. a loop bar; 502. a sleeve; 503. pushing the plate; 504. a first spring; 505. a second spring.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present application clearer, the present application is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.

Referring to fig. 1-3, the present invention provides the following technical solutions: a tubular heat exchanger for chemical engineering comprises a device body 1, wherein three buffer springs 202 which are distributed in a staggered manner are arranged at the upper end and the lower end of the inner wall of the device body 1, buffer plates 2 are arranged at the other ends of the buffer springs 202, a first protection plate 3 and a second protection plate 301 are arranged on the upper end, the lower end, the left end and the right end of the device body 1 respectively, a first protection device 4 and a second protection device 5 are arranged between one side, close to the device body 1, of the two first protection plates 3 and the two second protection plates 301 and the device body 1 respectively, the first protection device 4 comprises an extrusion rod 401, one end of the extrusion rod 401 is fixedly connected with the first protection plate 3, a small spring 402 is arranged between the other end of the extrusion rod 401 and the outer wall of the device body 1, an extrusion plate 403 is sleeved on the outer wall of the extrusion rod 401, the second protection device 5 comprises a sleeve rod 501 and a sleeve 502, one end of the sleeve rod 501 is fixedly connected with the first protection plate 3, one end of the sleeve 502 is fixedly connected with the outer wall of the device body 1, and the loop bar 501 is inserted in the sleeve 502.

In this embodiment: the impact force when an external water source enters the device body 1 can be reduced through the buffer spring 202, the damage to the inner wall of the device body 1 for a long time is avoided, the flow speed of water can be reduced through the buffer plate 2, flowing water smoothly flows due to the blocking of the buffer plate 2, the upper, lower, left and right sides of the device body 1 can be protected through the first protection plate 3 and the second protection plate 301, external force is prevented from being in direct contact with the device body 1 to damage the device body 1, the impact of the external force on the first protection plate 3 and the second protection plate 301 can be buffered through the first protection device 4 and the second protection device 5, the device body 1 can be protected, the service life of the device body is prolonged, when the first protection plate 3 and the second protection plate 301 are impacted by the external force, the buffering of the external force can be realized through the matching of the extrusion rod 401, the extrusion plate 403 and the small spring 402, the buffering of the external force can be realized when the loop bar 501 is stressed to enter the sleeve 502, thereby slowing down the impact force of the external force and avoiding damaging the device body 1.

As a technical optimization scheme of the utility model, a push plate 503 is installed inside a sleeve 502, the other end of a loop bar 501 is fixedly connected with the push plate 503, a first spring 504 is installed between the other end of the push plate 503 and the sleeve 502, and a second spring 505 is sleeved on the outer wall of the loop bar 501.

In this embodiment: the pressing force of the loop bar 501 into the sleeve 502 can be buffered by the push plate 503, and the external force can be buffered by the first spring 504 and the second spring 505, so that the impact of the external force on the first protection plate 3 and the second protection plate 301 and the device body 1 can be reduced.

As a technical optimization scheme of the present invention, a large spring 404 is installed between one end of the pressing plate 403 and the apparatus body 1.

In this embodiment: the impact force of the pressing plate 403 can be buffered by the large spring 404, and the pressing plate 403 can be restored to the original position by its own elastic force.

As a technical optimization scheme of the utility model, the outer walls of the six buffer plates 2 are all provided with a plurality of water through holes 201 which are uniformly distributed in a penetrating way.

In this embodiment: the water flow entering the device body 1 can pass through the buffer plate 2 through the water through holes 201, so that the buffer plate 2 is prevented from being broken due to too large impact force of water.

As a technical optimization scheme of the utility model, a heat exchange tube 101 is arranged in the device body 1, the left side and the right side of the device body 1 are respectively communicated with a cold water inlet 102 and a cold water outlet 103, the upper side and the lower side of the device body 1 are respectively communicated with a hot water outlet 104 and a hot water inlet 105, and one end of the hot water outlet 104 and one end of the hot water inlet 105 are respectively communicated with the upper end and the lower end of the heat exchange tube 101.

In this embodiment: the effect of heat exchange is achieved by the cold water inlet 102 and the cold water outlet 103 and the hot water outlet 104 and the hot water inlet 105.

As a technical optimization scheme of the utility model, two first protection devices 4 and two second protection devices 5 are respectively installed between two first protection plates 3 and the device body 1, and one first protection device 4 and one second protection device 5 are respectively installed between two second protection plates 301 and the device body 1.

In this embodiment: two first protection devices 4 and two second protection devices 5 are arranged between the first protection plate 3 and the device body 1, and one first protection device 4 and one second protection device 5 are arranged between the second protection plate 301 and the device body 1, so that the protection of the device body 1 can be improved, and the device body 1 is prevented from being easily damaged due to the impact of external force.

The working principle and the using process of the utility model are as follows: firstly, when heat exchange is needed, cold water enters the device body 1 through the cold water inlet 102, water flow is directly contacted with the buffer plate 2, the buffer plate 2 buffers the flow velocity of the water, meanwhile, the buffer plate can be inclined by the impact force, and the buffer spring 202 can further buffer the flow velocity of the water, so that the water flow smoothly flows in the device body 1, the impact on the inner wall of the device body 1 is avoided, the damage is caused for a long time, meanwhile, when the device body 1 is impacted by the external force, the buffer plate can be contacted with the first protection plate 3 and the second protection plate 301 firstly, the first protection plate 3 and the second protection plate 301 are stressed to extrude the extrusion rod 401 and the loop bar 501, the extrusion rod 401 extrudes the small spring 402, the loop bar is stressed to push the push plate to move into the sleeve 502, meanwhile, the second spring 505 is compressed to push the small spring 402 to compress, and the first protection plate 3 and the second protection plate 301 push the extrusion plate 501, make the stripper plate 403 slide at the outer wall of extrusion pole 401 to form the extrusion to big spring 404, make big spring 404 compress, the removal of push pedal 503 extrudees first spring 504 simultaneously, makes its compression, and then accessible first protector 4 and second protector 5 can cushion the external force of first guard plate 3 and second guard plate 301 atress, thereby reduce the impact of external force, realize the protection to device body 1.

In the description of the present invention, it is to be understood that the orientations or positional relationships indicated by the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like are based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and for simplicity of description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present application.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims

1. The utility model provides a shell and tube heat exchanger for chemical industry, includes device body (1), its characterized in that: the device is characterized in that three buffer springs (202) which are distributed in a mutually staggered manner are arranged at the upper end and the lower end of the inner wall of the device body (1), buffer plates (2) are arranged at the other ends of the buffer springs (202), a first protection plate (3) and a second protection plate (301) are respectively arranged on the upper end, the lower end, the left end and the right end of the device body (1), a first protection device (4) and a second protection device (5) are respectively arranged between one side, close to the device body (1), of the first protection plate (3) and one side, close to the device body (1), of the second protection plate (301) and the device body (1), the first protection device (4) comprises an extrusion rod (401), one end of the extrusion rod (401) is fixedly connected with the first protection plate (3), a small spring (402) is arranged between the other end and the outer wall of the device body (1), and an extrusion plate (403) is sleeved on the outer wall of the extrusion rod (401), the second protection device (5) comprises a sleeve rod (501) and a sleeve (502), one end of the sleeve rod (501) is fixedly connected with the first protection plate (3), one end of the sleeve (502) is fixedly connected with the outer wall of the device body (1), and the sleeve rod (501) is inserted into the sleeve (502).

2. The shell and tube heat exchanger for chemical engineering according to claim 1, characterized in that: the utility model discloses a push pedal, including sleeve (502), loop bar (501), first spring (504) are installed to the internally mounted of sleeve (502) push pedal (503), the other end and push pedal (503) fixed connection of loop bar (501), install between the other end of push pedal (503) and sleeve (502), the outer wall of loop bar (501) is cup jointed second spring (505).

3. The shell and tube heat exchanger for chemical engineering according to claim 1, characterized in that: a large spring (404) is arranged between one end of the extrusion plate (403) and the device body (1).

4. The shell and tube heat exchanger for chemical engineering according to claim 1, characterized in that: six the outer wall of buffer board (2) all runs through and sets up a plurality of evenly distributed's water hole (201) of crossing.

5. The shell and tube heat exchanger for chemical engineering according to claim 1, characterized in that: the heat exchange tube (101) is installed inside the device body (1), the left side and the right side of the device body (1) are respectively communicated with a cold water inlet (102) and a cold water outlet (103), the upper side and the lower side of the device body (1) are respectively communicated with a hot water outlet (104) and a hot water inlet (105), and one ends of the hot water outlet (104) and the hot water inlet (105) are respectively communicated with the upper end and the lower end of the heat exchange tube (101).

6. The shell and tube heat exchanger for chemical engineering according to claim 1, characterized in that: two all install two first protector (4) and two second protector (5) between first guard plate (3) and device body (1), two all install one first protector (4) and second protector (5) between second guard plate (301) and device body (1).