CN210346424U

CN210346424U - High-temperature shell-and-tube heat exchanger

Info

Publication number: CN210346424U
Application number: CN201921153277.2U
Authority: CN
Inventors: 顾仁伏
Original assignee: Suzhou Senguang Heat Exchanger Co ltd
Current assignee: Suzhou Senguang Heat Exchanger Co ltd
Priority date: 2019-07-22
Filing date: 2019-07-22
Publication date: 2020-04-17
Anticipated expiration: 2029-07-22

Abstract

The utility model discloses a high-temperature shell-and-tube heat exchanger, which comprises a heat exchange shell, wherein two ends of the heat exchange shell are both fixed with clapboards, one end of the heat exchange shell is provided with a second end socket, a buffer device is arranged in the second end socket, the buffer device comprises an arc buffer plate, a hinged rod and a hinged joint, dense through holes are arranged on the arc buffer plate, connecting rods are arranged on the upper side and the lower side of one side of the arc buffer plate away from a tube pass fluid inlet, one end of the hinged rod is connected with the connecting rods through the hinged joint, a first spring is fixed on one side of the middle part of the arc buffer plate away from the tube pass fluid inlet, a telescopic rod is inserted in the first spring, the buffer device is arranged, the arc buffer plate is hinged by compressing the spring when receiving the thrust of the fluid, and the rod can make the motion of the arc buffer plate more, thereby ensuring that the device has better and more stable buffering effect on the fluid.

Description

High-temperature shell-and-tube heat exchanger

Technical Field

The utility model relates to a heat exchanger technical field specifically is a high temperature shell and tube type heat exchanger.

Background

The shell-and-tube heat exchanger is composed of a shell, a heat transfer tube bundle, a tube plate, a baffle plate and a tube box, when a fluid passes through the shell, a relatively large turbulent flow is generally formed at an inlet, and internal pipelines are abraded due to long-term scouring caused by unbalanced pressure of the four six bodies, so that the patent with the application number of 2016205609881 proposes a shell-and-tube heat exchanger which can smoothly introduce the fluid, buffers the fluid by arranging a buffer plate, but the buffer is unstable.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high temperature shell and tube type heat exchanger to solve among the prior art buffer board and cushion the fluid, but its unstable problem of buffering.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high temperature shell and tube type heat exchanger, includes the heat transfer casing, the both ends of heat transfer casing all are fixed with the baffle, the one end of heat transfer casing is provided with the second head, one side that the heat transfer casing was kept away from to the second head is provided with tube side fluid inlet, the internally mounted of second head has buffer, buffer includes arc buffer board, hinge rod and hinge, intensive through-hole has been seted up on the arc buffer board, the connecting rod is all installed to downside on one side that the tube side fluid inlet was kept away from to the arc buffer board, the one end of hinge rod is passed through the hinge and is connected with the connecting rod, and the other end of hinge rod passes through the inner wall connection of hinge and second head, one side that tube side fluid inlet was kept away from at the middle part of arc buffer board is fixed with first spring, the telescopic link has been inserted to the inside.

Preferably, the telescopic rod comprises a sleeve, a second spring and an inner rod, one end of the sleeve, which is far away from the arc-shaped buffer plate, is fixed with the center of the partition plate, and one end of the inner rod is fixed with the arc-shaped buffer plate.

Preferably, one end of the inner rod close to the sleeve is inserted into the sleeve, and a second spring is connected between the inner rod and the sleeve.

Preferably, one end of the heat exchange shell, which is far away from the second seal head, is provided with a first seal head, and one end of the first seal head, which is far away from the heat exchange shell, is provided with a tube side fluid outlet.

Preferably, both sides of the lower part of the heat exchange shell are fixed with supporting legs.

Preferably, baffle plates which are staggered up and down are arranged in the heat exchange shell, pull rods penetrate through the baffle plates, two ends of each pull rod are fixed to the inner surface of each partition plate, dense heat exchange tubes penetrate through the baffle plates, and two ends of each heat exchange tube penetrate through the partition plates.

Preferably, a shell-side fluid inlet is installed on one side above the heat exchange shell, and a shell-side fluid outlet is installed on the other side below the heat exchange shell.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses set up buffer, the arc buffer board receives fluidic thrust can compression spring articulated, and the pole can be so that the motion of arc buffer board is more stable, and then guarantees that this device is better to the buffering effect of fluid, and is more stable.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural view of the buffering device of the present invention;

fig. 3 is a schematic structural view of the telescopic rod of the present invention.

In the figure: 1. a first end enclosure; 2. a tube-side fluid outlet; 3. a shell-side fluid inlet; 4. a heat exchange housing; 5. a second end enclosure; 6. a tube side fluid inlet; 7. a buffer device; 71. an arc-shaped buffer plate; 72. a connecting rod; 73. a hinged lever; 74. a hinge joint; 75. a first spring; 76. a telescopic rod; 761. a sleeve; 762. a second spring; 763. an inner rod; 77. a through hole; 8. a shell-side fluid outlet; 9. supporting legs; 11. a heat exchange pipe; 12. a pull rod; 13. a baffle plate; 14. a separator.

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, in an embodiment of the present invention, a high temperature shell-and-tube heat exchanger includes a heat exchange shell 4, a first end socket 1 is disposed at one end of the heat exchange shell 4 away from a second end socket 5, and a tube pass fluid outlet 2 is mounted at one end of the first end socket 1 away from the heat exchange shell 4, where the tube pass fluid outlet 2 is used for discharging tube pass fluid;

referring to fig. 1, support legs 9 are fixed on two sides of the lower portion of a heat exchange shell 4, the support legs 9 play a supporting role, a shell-side fluid inlet 3 is installed on one side of the upper portion of the heat exchange shell 4, the shell-side fluid inlet 3 is used for feeding shell-side fluid, a shell-side fluid outlet 8 is installed on the other side of the lower portion of the heat exchange shell 4, the shell-side fluid outlet 8 is used for discharging shell-side fluid, baffle plates 13 which are staggered up and down are arranged inside the heat exchange shell 4, the baffle plates 13 can play a role in baffling the shell-side fluid, pull rods 12 penetrate through the baffle plates 13, two ends of each pull rod 12 are fixed on the inner surface of a partition plate 14, each pull rod 12 is used for positioning each baffle plate 13, dense heat exchange tubes 11 penetrate through the baffle plates 13, the heat exchange tubes 11 are used;

referring to fig. 1, two ends of a heat exchange shell 4 are both fixed with a partition plate 14, the partition plate 14 is used for isolating the heat exchange shell 4 from the two ends, one end of the heat exchange shell 4 is provided with a second end socket 5, one side of the second end socket 5, which is far away from the heat exchange shell 4, is provided with a tube side fluid inlet 6, the tube side fluid inlet 6 is used for feeding a tube side fluid, a buffer device 7 is installed inside the second end socket 5, and the buffer device 7 is used for buffering the fluid feeding;

referring to fig. 2, the buffer device 7 includes an arc buffer plate 71, a hinge rod 73 and a hinge joint 74, the arc buffer plate 71 is provided with dense through holes 77, the through holes 77 are used for fluid permeation, the arc buffer plate 71 plays a role in buffering, the upper side and the lower side of one side of the arc buffer plate 71 away from the tube pass fluid inlet 6 are both provided with a connecting rod 72, one end of the hinge rod 73 is connected with the connecting rod 72 through the hinge joint 74, the other end of the hinge rod 73 is connected with the inner wall of the second end enclosure 5 through the hinge joint 74, one side of the middle part of the arc buffer plate 71 away from the tube pass fluid inlet 6 is fixed with a first spring 75, an expansion link 76 is inserted into the first spring 75, when the arc buffer plate 71 is pressed by fluid, the first spring 75 is in a compressed state, and the expansion link 76 is in a retracted;

referring to fig. 2 and 3, the telescopic rod 76 includes a sleeve 761, a second spring 762 and an inner rod 763, one end of the sleeve 761, which is far away from the arc-shaped buffer plate 71, is fixed to the center of the partition 14, one end of the inner rod 763 is fixed to the arc-shaped buffer plate 71, one end of the inner rod 763, which is close to the sleeve 761, is inserted into the sleeve 761, the second spring 762 is connected between the inner rod 763 and the sleeve 761, when the arc-shaped buffer plate 71 is pressed, the inner rod 763 presses the second spring 762, and the telescopic rod 76 is in a retracted state; when the device is used, a tube side fluid is firstly introduced into the second end socket 5 through the tube side fluid inlet 6, the arc-shaped buffer plate 71 is pushed by the tube side fluid, the arc-shaped buffer plate 71 compresses the first spring 75 and the second spring 762, the hinge rod 73 plays a stabilizing role, the arc-shaped buffer plate 71 has a buffering role on the fluid, the fluid passes through the through hole 77 to enter the heat exchange tube 11, the shell side fluid is fed from the shell side fluid inlet 3, the shell side fluid runs in the heat exchange shell 4 along the direction of the baffle plate 13, heat exchange is carried out on the fluid inside the heat exchange tube 11, the tube side fluid flows out from the tube side fluid outlet 2 after heat exchange, and the shell side fluid flows out from the shell side fluid outlet 8.

The utility model discloses a theory of operation and use flow: when the device is used, a tube side fluid is firstly introduced into the second end socket 5 through the tube side fluid inlet 6, the arc-shaped buffer plate 71 is pushed by the tube side fluid, the arc-shaped buffer plate 71 compresses the first spring 75 and the second spring 762, the hinge rod 73 plays a stabilizing role, the arc-shaped buffer plate 71 has a buffering role on the fluid, the fluid passes through the through hole 77 to enter the heat exchange tube 11, the shell side fluid is fed from the shell side fluid inlet 3, the shell side fluid runs in the heat exchange shell 4 along the direction of the baffle plate 13, heat exchange is carried out on the fluid inside the heat exchange tube 11, the tube side fluid flows out from the tube side fluid outlet 2 after heat exchange, and the shell side fluid flows out from the shell side fluid outlet 8.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A high temperature shell and tube heat exchanger, includes heat exchange shell (4), its characterized in that: the heat exchanger is characterized in that partition plates (14) are fixed at two ends of the heat exchange shell (4), a second end socket (5) is arranged at one end of the heat exchange shell (4), a tube side fluid inlet (6) is arranged at one side, far away from the heat exchange shell (4), of the second end socket (5), a buffer device (7) is installed inside the second end socket (5), the buffer device (7) comprises an arc-shaped buffer plate (71), a hinge rod (73) and a hinge joint (74), dense through holes (77) are formed in the arc-shaped buffer plate (71), a connecting rod (72) is installed at the upper side and the lower side of one side, far away from the tube side fluid inlet (6), of the arc-shaped buffer plate (71), one end of the hinge rod (73) is connected with the connecting rod (72) through the hinge joint (74), and the other end of the hinge rod (73) is connected with the inner wall of the second end socket (, a first spring (75) is fixed to one side, away from the tube side fluid inlet (6), of the middle of the arc-shaped buffer plate (71), and a telescopic rod (76) is inserted into the first spring (75).

2. A high temperature shell and tube heat exchanger according to claim 1, characterized in that: the telescopic rod (76) comprises a sleeve (761), a second spring (762) and an inner rod (763), one end, far away from the arc-shaped buffer plate (71), of the sleeve (761) is fixed with the center of the partition plate (14), and one end of the inner rod (763) is fixed with the arc-shaped buffer plate (71).

3. A high temperature shell and tube heat exchanger according to claim 2, characterized in that: one end of the inner rod (763) close to the sleeve (761) is inserted into the sleeve (761), and a second spring (762) is connected between the inner rod (763) and the sleeve (761).

4. A high temperature shell and tube heat exchanger according to claim 1, characterized in that: one end, far away from the second seal head (5), of the heat exchange shell (4) is provided with a first seal head (1), and one end, far away from the heat exchange shell (4), of the first seal head (1) is provided with a tube side fluid outlet (2).

5. A high temperature shell and tube heat exchanger according to claim 1, characterized in that: and supporting legs (9) are fixed on two sides below the heat exchange shell (4).

6. A high temperature shell and tube heat exchanger according to claim 1, characterized in that: baffle plates (13) which are staggered up and down are arranged in the heat exchange shell (4), pull rods (12) penetrate through the baffle plates (13), two ends of each pull rod (12) are fixed on the inner surface of each partition plate (14), dense heat exchange tubes (11) penetrate through the baffle plates (13), and two ends of each heat exchange tube (11) penetrate through the partition plates (14).

7. A high temperature shell and tube heat exchanger according to claim 1, characterized in that: and a shell pass fluid inlet (3) is arranged on one side above the heat exchange shell (4), and a shell pass fluid outlet (8) is arranged on the other side below the heat exchange shell (4).