CN217155084U

CN217155084U - Fluoroplastic steam heat exchange device

Info

Publication number: CN217155084U
Application number: CN202220329808.4U
Authority: CN
Inventors: 张磊; 秦小艳
Original assignee: Jiyuan Hanrui Environmental Protection Equipment Co ltd
Current assignee: Jiyuan Hanrui Environmental Protection Equipment Co ltd
Priority date: 2022-02-18
Filing date: 2022-02-18
Publication date: 2022-08-09
Anticipated expiration: 2032-02-18

Abstract

The utility model discloses a fluoroplastic vapor heat exchange device, which belongs to the technical field of heat exchange devices and comprises a bottom frame, wherein a plurality of middle plates are detachably connected at equal intervals at the middle position at the top end of the bottom frame, a plurality of heat exchange tubes are transversely and equally connected at the upper side and the lower side of each middle plate, every two adjacent heat exchange tubes are detachably connected, side plates are detachably connected at the two sides at the top end of the bottom frame, each side plate is detachably connected with the adjacent heat exchange tubes, and medium flow openings are formed in the positions, corresponding to the adjacent heat exchange tubes, on the side plates; the utility model discloses the intermediate lamella passes through the bolt spacing in the assembly groove, and the mode through bolted connection assembly piece between adjacent heat exchange tube is spacing, and the heat transfer casing passes through the mode of lock nut locking spacing, and cooperation between the structure makes the heat exchange tube in the device not only have the function of conveniently maintaining or overhauing, but has local change moreover and damages more serious function, reduces the maintenance or the maintenance degree of difficulty and the cost of device, improves the performance of device.

Description

Fluoroplastic steam heat exchange device

Technical Field

The utility model belongs to the technical field of heat transfer device, concretely relates to fluoroplastics vapour heat transfer device.

Background

The fluoroplastic steam heat exchange device is a device for exchanging heat between steam and a medium by utilizing a polytetrafluoroethylene tube, most of the conventional fluoroplastic steam heat exchange devices are of an integrated structure, the maintenance or overhaul is inconvenient, and meanwhile, the whole device is required to be replaced after a local structure is damaged, so that the use cost is increased.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a fluoroplastics vapour heat transfer device has the maintenance or the maintenance degree of difficulty and the cost of reducing the device, improves the characteristics of device performance.

In order to achieve the above object, the utility model provides a following technical scheme: the fluoroplastic vapor heat exchange device comprises an underframe, wherein a plurality of middle plates are detachably connected at equal intervals at the middle position of the top end of the underframe, a plurality of heat exchange tubes are transversely connected at equal intervals at the upper side and the lower side of each middle plate, every two adjacent heat exchange tubes are detachably connected, side plates are detachably connected at the two sides of the top end of the underframe, each side plate is detachably connected with each adjacent heat exchange tube, medium flow openings are formed in the positions, corresponding to the adjacent heat exchange tubes, on the side plates, heat exchange shells are detachably connected at the top ends of the underframe and are covered on the outer sides of the two side plates, the top end of one side of each heat exchange shell is connected with a vapor inlet, a vapor outlet is connected to one side, far away from the vapor inlet, of the top end of the underframe and one end, far away from the two side plates, of the bottom end, close to the vapor inlet, is detachably connected with a seal head, and the top end, close to the vapor inlet, of the seal head is connected with a medium inlet, and one side of the underframe, which is close to the steam outlet, is connected with a medium outlet, and the medium outlet is communicated with the seal head on one side far away from the steam inlet.

Preferably, the top end of the bottom frame is provided with a plurality of assembling grooves, and the middle plates and the two side plates are limited in the assembling grooves at corresponding positions through bolts.

Preferably, two ends of the heat exchange tube are symmetrically connected with two assembling blocks, and the adjacent assembling blocks and the side plates are in limit connection through bolts.

Preferably, the top of chassis is provided with a plurality of spliced eyes, the bottom and two of heat transfer casing the bottom of head all is connected with a plurality of screw rods, and is a plurality of the screw rod is pegged graft respectively in the spliced eye that corresponds the position, and is a plurality of the equal threaded connection in below that just is located the chassis on the screw rod has lock nut, and heat transfer casing and head pass through lock nut and lock spacing in the top of chassis.

Preferably, the height of the middle plate is lower than that of the side plates.

Preferably, the inner wall and the bottom end of the heat exchange shell and the opening end and the bottom end of the seal head are both connected with sealing gaskets.

Preferably, the air heater is assembled in the bottom frame, the air outlet end of the air heater is connected with a connecting pipeline, four pipelines are arranged at one end, far away from the air heater, of the connecting pipeline, the four pipelines penetrate through the bottom frame and extend into the heat exchange shell, and the four pipelines are assembled with the control valve below the bottom frame.

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

1. the utility model discloses the intermediate lamella passes through the bolt spacing in the assembly groove, and the mode through bolted connection assembly piece between adjacent heat exchange tube is spacing, and the heat transfer casing passes through the mode of lock nut locking spacing, and cooperation between the structure makes the heat exchange tube in the device not only have the function of conveniently maintaining or overhauing, but has local change moreover and damages more serious function, reduces the maintenance or the maintenance degree of difficulty and the cost of device, improves the performance of device.

2. The utility model discloses hot-blast fan produces hot-blastly after the heat transfer to in getting into the heat transfer casing through connecting tube, can dry to remaining vapour in the heat transfer casing, avoid vapour to remain and corrode the heat transfer casing in the heat transfer casing, the service life of extension fixture.

Drawings

Fig. 1 is a perspective view of the present invention;

FIG. 2 is an exploded view of the present invention;

fig. 3 is a cross-sectional view taken at a in fig. 2 according to the present invention;

in the figure: 1. a chassis; 2. a vapor outlet; 3. a media outlet; 4. sealing the end; 5. a heat exchange housing; 6. a vapor inlet; 7. a media inlet; 8. sealing gaskets; 9. a hot air blower; 10. connecting a pipeline; 11. a screw; 12. a medium flow port; 13. a side plate; 14. inserting holes; 15. locking the nut; 16. a middle plate; 17. a heat exchange pipe; 18. assembling a groove; 19. assembling the block; 20. and controlling the valve.

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.

Example 1

Referring to fig. 1-3, the present invention provides the following technical solutions: a fluoroplastic vapor heat exchange device comprises an underframe 1, wherein a plurality of middle plates 16 are detachably connected at equal intervals at the middle position of the top end of the underframe 1, a plurality of heat exchange tubes 17 are transversely connected at equal intervals at the upper side and the lower side of each middle plate 16, the heat exchange tubes 17 are polytetrafluoroethylene tubes, two adjacent heat exchange tubes 17 are detachably connected, side plates 13 are detachably connected at the two sides of the top end of the underframe 1, the side plates 13 are detachably connected with the adjacent heat exchange tubes 17, medium flow openings 12 are respectively formed in the positions, corresponding to the adjacent heat exchange tubes 17, on the side plates 13, the top end of the underframe 1 is detachably connected with a heat exchange shell 5, the heat exchange shell 5 is covered on the outer sides of the two side plates 13, a vapor inlet 6 is connected to the top end of one side of the heat exchange shell 5, a vapor outlet 2 is connected to one side, far away from the vapor inlet 6, and a seal head 4 is detachably connected to the top end of the underframe 1 and one end, far away from the two side plates 13, the top end of the seal head 4 close to one side of the steam inlet 6 is connected with a medium inlet 7, one side of the underframe 1 close to the steam outlet 2 is connected with a medium outlet 3, and the medium outlet 3 is communicated with the seal head 4 far away from one side of the steam inlet 6.

Specifically, the top end of the chassis 1 is provided with a plurality of assembling grooves 18, and a plurality of middle plates 16 and two side plates 13 are limited in the assembling grooves 18 at corresponding positions through bolts.

Specifically, two ends of the heat exchange tube 17 are symmetrically connected with two assembling blocks 19, and the adjacent assembling blocks 19 and the side plate 13 are in limited connection through bolts.

Specifically, the top of chassis 1 is provided with a plurality of spliced eyes 14, and the bottom of heat transfer casing 5 and the bottom of two head 4 all are connected with a plurality of screw rods 11, and a plurality of screw rods 11 are pegged graft respectively in the spliced eye 14 that corresponds the position, and the equal threaded connection in below that just is located chassis 1 on a plurality of screw rods 11 has lock nut 15, and heat transfer casing 5 and head 4 are spacing in the top of chassis 1 through lock nut 15 locking.

Specifically, the height of the middle plate 16 is lower than the height of the side plates 13.

Specifically, the inner wall and the bottom end of the heat exchange shell 5 and the opening end and the bottom end of the seal head 4 are both connected with a sealing gasket 8.

The working principle of the embodiment is as follows:

before heat exchange, a steam inlet pipe is connected with a steam inlet 6, a steam outlet pipe is connected with a steam outlet 2, a medium inlet pipe is connected with a medium inlet 7, and a medium outlet pipe is connected with a medium outlet 3;

during heat exchange, steam enters the heat exchange shell 5 through the steam inlet 6 and is discharged from the steam outlet 2, a medium enters the corresponding end socket 4 through the medium inlet 7, then enters the other end socket 4 through a snakelike heat exchange channel formed by splicing the plurality of heat exchange tubes 17 and is discharged from the medium outlet 3, and the steam and the medium finish heat exchange work in the heat exchange shell 5;

when the device is used for a long time and needs maintenance or overhaul, the plurality of locking nuts 15 for limiting are unscrewed, the heat exchange shell 5 is moved upwards until the plurality of screw rods 11 on the heat exchange shell 5 are separated from the plug-in holes 14 at the corresponding positions, the heat exchange shell 5 is taken down, the snake-shaped heat exchange channel of the device can be maintained or overhauled, and the snake-shaped heat exchange channel is formed by assembling the plurality of heat exchange tubes 17, so that if the local heat exchange tubes 17 are seriously damaged, the local heat exchange tubes 17 which are seriously damaged can be replaced, the device is convenient and quick, and the replacement cost is saved;

replacement principle of the partial heat exchange tube 17: the bolts on the damaged heat exchange tubes 17 and the adjacent two heat exchange tubes 17 are disassembled, the bolts on the middle plates 16 corresponding to the damaged heat exchange tubes 17 are disassembled, the middle plates 16 are taken out and replaced, the middle plates 16 are placed in the assembling grooves 18, the bolts are adjusted and tightened, and the bolts on the heat exchange tubes 17 and the adjacent two heat exchange tubes 17 are tightened.

Example 2

The present embodiment is different from embodiment 1 in that:

specifically, be equipped with air heater 9 in chassis 1, the air-out end of air heater 9 is connected with connecting tube 10, and the one end that air heater 9 was kept away from to connecting tube 10 is provided with four pipelines, and four pipelines all run through chassis 1 and extend to heat transfer casing 5 in, and four pipelines just are located chassis 1's below and all are equipped with control flap 20.

The working principle of the embodiment is as follows:

after the heat transfer, open a plurality of control flap 20, start air heater 9, air heater 9 produces hot-blastly, hot-blastly in getting into heat transfer casing 5 through connecting tube 10, dry heat transfer casing 5, after drying, close air heater 9, close a plurality of control flap 20, avoid vapour to remain and corrode heat transfer casing 5, extension fixture's service life in heat transfer casing 5.

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. Fluoroplastics vapour heat transfer device, including chassis (1), its characterized in that: the heat exchanger comprises an underframe (1), wherein a plurality of middle plates (16) are detachably connected at equal intervals at the middle position of the top end of the underframe (1), a plurality of heat exchange tubes (17) are transversely connected at equal intervals at the upper side and the lower side of each middle plate (16), every two adjacent heat exchange tubes (17) are detachably connected, side plates (13) are detachably connected at two sides of the top end of the underframe (1), each side plate (13) is detachably connected with the corresponding adjacent heat exchange tubes (17), medium flow openings (12) are formed in the positions, corresponding to the adjacent heat exchange tubes (17), of the side plates (13), heat exchange shells (5) are detachably connected at the top ends of the underframe (1), the heat exchange shells (5) are covered outside the two side plates (13), one top ends of the heat exchange shells (5) are connected with steam inlets (6), one sides, far away from the steam inlets (6), of the underframe (1) are connected with steam outlets (2), the top of chassis (1) just is located the equal dismouting in the one end that two curb plates (13) kept away from each other and is connected with head (4), is close to steam inlet (6) one side the top of head (4) is connected with medium import (7), just be located one side that is close to steam outlet (2) on chassis (1) and be connected with medium export (3), medium export (3) and head (4) intercommunication of keeping away from steam inlet (6) one side.

2. A fluoroplastic vapor heat exchange device according to claim 1 wherein: the top end of the underframe (1) is provided with a plurality of assembling grooves (18), and the middle plates (16) and the two side plates (13) are limited in the assembling grooves (18) at corresponding positions through bolts.

3. A fluoroplastic vapor heat exchange device according to claim 1 wherein: two ends of the heat exchange tube (17) are symmetrically connected with two assembling blocks (19), and the two assembling blocks (19) are adjacent and connected with the side plate (13) in a limiting mode through bolts.

4. A fluoroplastic vapor heat exchange device according to claim 1 wherein: the top of chassis (1) is provided with a plurality of spliced eye (14), the bottom and two of heat transfer casing (5) the bottom of head (4) all is connected with a plurality of screw rods (11), and is a plurality of screw rods (11) are pegged graft respectively in spliced eye (14) corresponding to the position, and are a plurality of the equal threaded connection in below that just is located chassis (1) on screw rods (11) has lock nut (15), and heat transfer casing (5) and head (4) are spacing in the top of chassis (1) through lock nut (15) locking.

5. A fluoroplastic vapor heat exchange device according to claim 1 wherein: the height of the middle plate (16) is lower than that of the side plates (13).

6. A fluoroplastic vapor heat exchange device according to claim 1 wherein: and sealing gaskets (8) are connected to the inner wall and the bottom end of the heat exchange shell (5) and the opening end and the bottom end of the seal head (4).

7. A fluoroplastic vapor heat exchange device according to claim 1 wherein: air heater (9) are assembled in chassis (1), the air-out end of air heater (9) is connected with connecting tube (10), the one end that air heater (9) were kept away from in connecting tube (10) is provided with four pipelines, and four pipelines all run through chassis (1) and extend to in heat transfer casing (5), four the below that the pipeline just is located chassis (1) all is equipped with control flap (20).