CN213273855U

CN213273855U - Split type spiral winding heat exchanger

Info

Publication number: CN213273855U
Application number: CN202022013744.0U
Authority: CN
Inventors: 朱龙; 王芸; 朱玉彬; 戴一军; 杜峰
Original assignee: Jiangsu Hengdeli Chemical Equipment Manufacturing Co Ltd
Current assignee: Jiangsu Hengdeli Chemical Equipment Manufacturing Co Ltd
Priority date: 2020-09-15
Filing date: 2020-09-15
Publication date: 2021-05-25
Anticipated expiration: 2030-09-15

Abstract

The utility model discloses a split type spiral winding heat exchanger, which comprises an upper housing, the below laminating of going up the casing has lower casing, and goes up casing and casing concatenation down and become cavity form cylinder to the both ends cover of going up casing and casing down is equipped with first fixing base and second fixing base, two screw holes have been seted up to the lower extreme of casing down, and just two threaded holes of casing lower extreme are equipped with second drain pipe and second feed liquor pipe respectively down, the one end that the casing is close to down is fixed with the fixed strip installed part of bar, and the recess of bar is seted up to the inboard of fixed strip installed part to the block has the fixed strip in the fixed strip installed part bar recess, the outside of first fixing base and second fixing base is fixed with first feed liquor pipe and first drain pipe respectively. This split type spiral winding heat exchanger is provided with split type dismantlement structure, can be quick carry out the work of dismantling to equipment, and the convenience is cleared up the heat exchange tube of inside.

Description

Split type spiral winding heat exchanger

Technical Field

The utility model relates to a heat exchanger technical field specifically is a split type spiral winding heat exchanger.

Background

The heat exchanger is a device for transferring part of heat of hot fluid to cold fluid, and is also called as a heat exchanger. The heat exchanger plays an important role in chemical industry, petroleum industry, power industry, food industry and other industrial production, can be used as a heater, a cooler, a condenser, an evaporator, a reboiler and the like in chemical industry production, and is widely applied.

Current spiral heat exchanger is at the in-process that uses, because inside heat exchange tube is the heliciform, like this at the in-process that uses, the outside easy accumulation impurity of heat exchange tube needs regular clearance, needs whole dismantlement during the clearance of general screwed pipe, and the dismouting process is comparatively loaded down with trivial details, and the later maintenance is inconvenient.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a split type spiral winding heat exchanger to solve the in-process that spiral heat exchanger was using on the existing market that above-mentioned background art provided, because inside heat exchange tube is the heliciform, at the in-process that uses like this, the heat exchange tube outside accumulates impurity easily, needs the regular clearance of going on, and the process of general screwed pipe clearance dismantlement is comparatively loaded down with trivial details, the inconvenient problem of later maintenance.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a split type spiral winding heat exchanger, includes the upper casing, the below laminating of going up the casing has lower casing, and goes up casing and casing concatenation down and become cavity form cylinder to the both ends cover of going up casing and casing down is equipped with first fixing base and second fixing base, two screw holes have been seted up to the lower extreme of casing down, and two threaded holes of casing lower extreme are equipped with second drain pipe and second feed liquor pipe respectively down, the one end that the casing is close to the upper casing down is fixed with the fixed strip installed part of bar, and the inboard of fixed strip installed part sets up the recess of bar to block has the fixed strip in the fixed strip installed part bar recess, the outside of first fixing base and second fixing base is fixed with first feed liquor pipe and first drain pipe respectively.

Preferably, a cylindrical built-in threaded seat is fixed at one end, close to the upper shell, of each of the first fixing seat and the second fixing seat, the built-in threaded seats are clamped in the upper shell and the lower shell through threads, and a through hole is formed in the center of each built-in threaded seat.

Preferably, the open end of the upper shell is provided with an arc-shaped bulge, and the open end of the lower shell is provided with a groove matched with the bulge on the upper shell.

Preferably, the through holes are formed in the fixing strip mounting piece and the outer wall of the fixing strip, and fixing bolts are arranged in the through holes in the fixing strip mounting piece and the outer wall of the fixing strip.

Preferably, one end of the second liquid outlet pipe and one end of the second liquid inlet pipe are provided with connecting nuts, the upper ends of the connecting nuts are fixed with connecting pipes, and the other ends of the connecting pipes are connected with heat exchange pipes.

Preferably, one side of the fixing strip is fixed at the opening of the upper shell through welding, and the length of the fixing strip is equal to that of the fixing strip mounting piece.

Compared with the prior art, the beneficial effects of the utility model are that: this split type spiral winding heat exchanger is provided with split type dismantlement structure, can be quick carry out the work of dismantling to equipment, and the convenience is cleared up the heat exchange tube of inside. Built-in screw thread seat on the device's first fixing base and the second fixing base can pass through the inboard of threaded fixation at last casing and casing down, improve the sealed effect at the both ends of casing and casing down, the adjacent end of going up casing and casing down is equipped with arch and recess simultaneously, increase the connection effect of casing and casing down, and coupling nut on second drain pipe and the second feed liquor pipe plays the effect of fixed connection pipe, link together second drain pipe and second feed liquor pipe and heat exchange tube.

Drawings

Fig. 1 is a schematic structural view of a split type spiral wound heat exchanger of the present invention;

fig. 2 is an enlarged schematic structural view of a point a in fig. 1 of the split type spiral wound heat exchanger of the present invention;

fig. 3 is a sectional view taken along the line B-B in fig. 1 of the split type spiral wound heat exchanger of the present invention.

In the figure: 1. first feed liquor pipe, 2, first fixing base, 3, go up the casing, 4, fixed strip installed part, 5, second fixing base, 6, first drain pipe, 7, second drain pipe, 8, lower casing, 9, heat exchange tube, 10, second feed liquor pipe, 11, built-in screw thread seat, 12, connecting pipe, 13, coupling nut, 14, fixing bolt, 15, fixed strip.

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 split type spiral winding heat exchanger comprises an upper shell 3, a lower shell 8 is attached to the lower portion of the upper shell 3, the upper shell 3 and the lower shell 8 are spliced into a hollow cylinder, a first fixing seat 2 and a second fixing seat 5 are sleeved at the two ends of the upper shell 3 and the lower shell 8, a cylindrical built-in thread seat 11 is fixed at one end, close to the upper shell 3, of the first fixing seat 2 and one end, close to the second fixing seat 5, of the second fixing seat 5, the built-in thread seat 11 is clamped in the upper shell 3 and the lower shell 8 through threads, a through hole is formed in the center of the built-in thread seat 11, the built-in thread seats 11 on the first fixing seat 2 and the second fixing seat 5 can be fixed in the upper shell 3 and the lower shell 8 through threads, the inner sides of the upper shell 3 and the lower shell 8 can be blocked, the sealing effects at the two ends of the upper shell 3 and the lower shell 8 are improved, and the through hole in the built-, the open end of the upper shell 3 is provided with an arc-shaped bulge, the open end of the lower shell 8 is provided with a groove matched with the bulge on the upper shell 3, the bulge on the upper shell 3 of the structure can be clamped in the groove on the lower shell 8, the connection effect between the upper shell 3 and the lower shell 8 is improved, the lower end of the lower shell 8 is provided with two threaded holes, a second liquid outlet pipe 7 and a second liquid inlet pipe 10 are respectively arranged in the two threaded holes on the lower end of the lower shell 8, one end of the second liquid outlet pipe 7 and one end of the second liquid inlet pipe 10 are provided with a connecting nut 13, the upper end of the connecting nut 13 is fixed with a connecting pipe 12, the other end of the connecting pipe 12 is connected with a heat exchange pipe 9, the second liquid outlet pipe 7 and the second liquid inlet pipe 10 of the structure can be fixed on the connecting pipe 12 through the connecting nut 13, so that the second liquid outlet pipe 7, one end of the lower shell 8 close to the upper shell 3 is fixed with a strip-shaped fixing strip installation part 4, the inner side of the fixing strip installation part 4 is provided with a strip-shaped groove, a fixing strip 15 is clamped in the strip-shaped groove of the fixing strip installation part 4, the outer walls of the fixing strip installation part 4 and the fixing strip 15 are provided with through holes, and fixing bolts 14 are arranged in the through holes of the outer walls of the fixing strip installation part 4 and the fixing strip 15, the through holes of the outer walls of the fixing strip installation part 4 and the fixing strip 15 of the structure play a role of accommodating the fixing bolts 14, the fixing strip installation part 4 and the fixing strip 15 can be fixed together through the fixing bolts 14, the fixing effect between the fixing strip installation part 4 and the fixing strip 15 is improved, one side of the fixing strip 15 is fixed at the opening of the upper shell 3 through welding, the length of the fixing strip 15 is equal to that of the fixing strip installation, the open end of going up casing 3 and lower casing 8 is fixed together through fixed strip installed part 4 and fixed strip 15, avoids the condition in great gap to appear in the open end of going up casing 3 and lower casing 8, and the outside of first fixing base 2 and second fixing base 5 is fixed with first feed liquor pipe 1 and first drain pipe 6 respectively.

The working principle is as follows: when the split type spiral winding heat exchanger is used, the first liquid inlet pipe 1, the first liquid outlet pipe 6, the second liquid outlet pipe 7 and the second liquid inlet pipe 10 of the device are connected to the outside, a heat medium is guided into the upper shell 3 and the second fixed seat 5 through the first liquid inlet pipe 1, then the heat medium is guided out from the shell 3 and the second fixed seat 5 through the first liquid outlet pipe 6, the heat medium heats a cold medium in the heat exchange pipe 9, the cold medium in the heat exchange pipe 9 is guided out from the second liquid outlet pipe 7 after being heated, the second liquid inlet pipe 10 can supplement the cold medium to the heat exchange pipe 9, if the device needs to be disassembled, the first fixed seat 2 and the second fixed seat 5 can be disassembled from the upper shell 3 and the lower shell 8, so that the built-in thread seat 11 is separated from the two ends of the upper shell 3 and the lower shell 8 from the second fixed seat 5, and then the fixing bolts 14 are disassembled from the fixed strip installing part 4 and the fixed strips 15, then, the upper casing 3 is slid to horizontally separate the upper casing 3 from the lower casing 8, so that the heat exchange pipe 9 is directly exposed, and the heat exchange pipe 9 is cleaned, thereby completing a series of works.

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 or portions thereof without departing from the spirit and scope of the invention.

Claims

1. A split type spiral-wound heat exchanger, includes upper housing (3), its characterized in that: a lower shell (8) is attached to the lower part of the upper shell (3), the upper shell (3) and the lower shell (8) are spliced into a hollow cylinder, and the two ends of the upper shell (3) and the lower shell (8) are sleeved with a first fixed seat (2) and a second fixed seat (5), the lower end of the lower shell (8) is provided with two threaded holes, and a second liquid outlet pipe (7) and a second liquid inlet pipe (10) are respectively arranged in two threaded holes at the lower end of the lower shell (8), a strip-shaped fixing strip mounting piece (4) is fixed at one end of the lower shell (8) close to the upper shell (3), a strip-shaped groove is arranged on the inner side of the fixing strip mounting piece (4), and a fixing strip (15) is clamped in the strip-shaped groove of the fixing strip mounting piece (4), the first liquid inlet pipe (1) and the first liquid outlet pipe (6) are fixed outside the first fixing seat (2) and the second fixing seat (5) respectively.

2. The split spiral wound heat exchanger of claim 1, wherein: one ends of the first fixing seat (2) and the second fixing seat (5) close to the upper shell (3) are fixed with a cylindrical built-in threaded seat (11), the built-in threaded seat (11) is clamped in the upper shell (3) and the lower shell (8) through threads, and a through hole is formed in the center of the built-in threaded seat (11).

3. The split spiral wound heat exchanger of claim 1, wherein: the opening end of the upper shell (3) is provided with an arc-shaped bulge, and the opening end of the lower shell (8) is provided with a groove matched with the bulge on the upper shell (3).

4. The split spiral wound heat exchanger of claim 1, wherein: through holes are formed in the outer walls of the fixing strip mounting piece (4) and the fixing strip (15), and fixing bolts (14) are arranged in the through holes in the outer walls of the fixing strip mounting piece (4) and the fixing strip (15).

5. The split spiral wound heat exchanger of claim 1, wherein: one end of the second liquid outlet pipe (7) and one end of the second liquid inlet pipe (10) are provided with connecting nuts (13), the upper ends of the connecting nuts (13) are fixed with connecting pipes (12), and the other ends of the connecting pipes (12) are connected with heat exchange pipes (9).

6. The split spiral wound heat exchanger of claim 1, wherein: one side of the fixing strip (15) is fixed at the opening of the upper shell (3) through welding, and the length of the fixing strip (15) is equal to that of the fixing strip mounting piece (4).