CN218155661U

CN218155661U - Tube type heat exchanger

Info

Publication number: CN218155661U
Application number: CN202221793653.6U
Authority: CN
Inventors: 不公告发明人
Original assignee: Miaoxin New Energy Technology Shanghai Co ltd
Current assignee: Miaoxin New Energy Technology Shanghai Co ltd
Priority date: 2022-07-12
Filing date: 2022-07-12
Publication date: 2022-12-27
Anticipated expiration: 2032-07-12

Abstract

The utility model discloses a shell and tube heat exchanger, including the heat transfer storehouse, a plurality of heat exchange tubes of inner wall fixedly connected with in heat transfer storehouse, the fixed surface of heat exchange tube is connected with the baffling board, the fixed intercommunication in bottom in heat transfer storehouse has hydrothermal solution feed liquor pipe, the fixed intercommunication in top in heat transfer storehouse has hydrothermal solution drain pipe, the left end fixedly connected with in heat transfer storehouse advances the liquid storehouse, the fixed intercommunication in left side in entering the liquid storehouse has cold liquid feed liquor pipe. The utility model discloses a heat transfer storehouse, the heat exchange tube, the baffling board, hydrothermal solution feed liquor pipe, hydrothermal solution drain pipe, advance the liquid storehouse, cold liquid feed liquor pipe, first spacing ring, first spring telescopic link, the locating piece, the connecting block, the connecting rod, the feed liquor filter screen, go out the liquid storehouse, cold liquid drain pipe, the second spacing ring, second spring telescopic link, the stopper, the fixture block, the bracing piece, go out mutually supporting of liquid filter screen and brush pole, just accomplish the self-cleaning to the heat exchange tube under the condition that need not dismantle, time saving and labor saving have alleviateed operating personnel's burden.

Description

Tube type heat exchanger

Technical Field

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

Background

The shell and tube heat exchanger is a heat exchanger which is most widely applied in the fields of chemical industry and alcohol production at present. The long-term operation of the tube type heat exchanger can lead to the blockage of the heat exchange tube by water scale, thus reducing the efficiency of the heat exchanger, increasing the energy consumption and shortening the service life. If the scale cannot be removed in a timely manner, maintenance, shutdown, or replacement of the equipment may be problematic. Therefore, it is necessary to clean the heat exchange tubes of the tube type heat exchanger regularly, but most of the tube type heat exchangers in the prior art cannot effectively remove the deposits such as the scales inside the heat exchange tubes of the tube type heat exchanger, and the heat exchange tubes need to be disassembled within a certain time to complete the separate cleaning, which wastes time and labor, and increases the burden of operators, so that the tube type heat exchanger needs to be provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a shell and tube heat exchanger to solve the problem that proposes in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a shell and tube heat exchanger, includes the heat transfer storehouse, a plurality of heat exchange tubes of inner wall fixedly connected with in heat transfer storehouse, the fixed surface fixedly connected with baffling board of heat exchange tube, the fixed intercommunication in bottom in heat transfer storehouse has hydrothermal solution feed liquor pipe, the fixed intercommunication in top in heat transfer storehouse has hydrothermal solution drain pipe, the left end fixedly connected with in heat transfer storehouse advances the liquid storehouse, the fixed intercommunication in left side in liquid storehouse has cold liquid feed liquor pipe, the inside in liquid storehouse is provided with first spacing ring, a plurality of first spring telescopic links of the right side fixedly connected with in first spacing ring, the right-hand member in first spring telescopic link and the inner wall fixed connection in liquid storehouse, a plurality of locating pieces of inner wall fixed connection in first spacing ring, the inside in liquid storehouse that advances is provided with the connecting block, be connected through the connecting rod between locating piece and the connecting block, be connected through the feed liquor filter screen between per two connecting rods, the right side fixedly connected with in heat transfer storehouse goes out the liquid storehouse, the fixed intercommunication in right side in liquid storehouse has cold liquid pipe, the inside in liquid storehouse is provided with the second spacing ring, the right-hand member of second spacing ring is connected with goes out the liquid pole through the brush liquid pole, the fixed connection of bracing piece, the inner wall of bracing piece is connected with the brush liquid storehouse, the brush pole is connected with the brush bracing piece, the inner wall fixed connection of the bracing piece is connected with the brush pole and is connected with the stopper, the brush pole through the stopper.

Preferably, the brush rods correspond to the heat exchange tubes one by one and are located inside the heat exchange tubes, and similarly, the number of the connecting rods and the number of the supporting rods correspond to the number of the brush rods.

Preferably, the ground step of the liquid inlet bin is fixedly communicated with a sewage draining outlet, and an electric control valve is arranged on the surface of the sewage draining outlet.

Preferably, the back fixedly connected with storage water tank in heat transfer storehouse, the storage water tank is connected through the pipeline with the feed liquor storehouse, the back in heat transfer storehouse just is located the right side fixedly connected with booster pump of storage water tank, the booster pump is connected through the pipeline with the play liquid storehouse.

Preferably, the top of the cold liquid inlet pipe and the top of the cold liquid outlet pipe are both provided with an electric control closed valve.

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

1. the utility model discloses a heat transfer storehouse, the heat exchange tube, the baffling board, hydrothermal solution feed liquor pipe, hydrothermal solution drain pipe, advance the liquid storehouse, cold liquid feed liquor pipe, first spacing ring, first spring telescopic link, the locating piece, the connecting block, the connecting rod, the feed liquor filter screen, go out the liquid storehouse, cold liquid drain pipe, the second spacing ring, second spring telescopic link, the stopper, the fixture block, the bracing piece, go out the mutually supporting of liquid filter screen and brush pole, a shell and tube heat exchanger has been realized, rivers impact connecting block and fixture block through cold liquid feed liquor pipe entering, because the instability of rivers can drive the connecting rod, the bracing piece, first spacing ring and second spacing ring can follow rivers direction reciprocating motion, thereby drive brush pole reciprocating motion in the heat exchange tube, thereby prevent incrustation scale and other deposits in the heat exchange tube from gluing at the heat exchange tube inner wall, simultaneously through the booster pump to the water pressurization in the storage water tank accomplish the pressurized water backward flow through going out the liquid storehouse, the purpose of having reached, finally discharge the dirt through the blow off pipe, just accomplish the heat exchange tube under the condition that need not dismantle, time saving labor, the burden has lightened operating personnel.

2. The utility model discloses a set up the feed liquor filter screen and go out the liquid filter screen, filter the impurity of aquatic to reduce the precipitate total amount in the heat exchange tube, thereby avoid the possibility of heat exchange tube jam, through setting up first spring telescopic link and second spring telescopic link, make first spacing ring and second spacing ring can be by spacing and can be in the removal of the impact of rivers small range down, further increase the moving range of brush pole.

Drawings

FIG. 1 is a sectional view of the front view of the present invention;

FIG. 2 is a structural section view of the left side view of the present invention;

fig. 3 is a schematic structural diagram of a rear view of the present invention.

In the figure: the heat exchange device comprises a heat exchange bin 1, a heat exchange tube 2, a baffle plate 3, a hydrothermal solution inlet tube 4, a hydrothermal solution outlet tube 5, a hydrothermal solution inlet bin 6, a cold solution inlet tube 7, a first limiting ring 8, a first spring telescopic rod 9, a positioning block 10, a connecting block 11, a connecting rod 12, a liquid inlet filter screen 13, a liquid outlet bin 14, a cold solution outlet tube 15, a second limiting ring 16, a second spring telescopic rod 17, a limiting block 18, a clamping block 19, a supporting rod 20, a liquid outlet filter screen 21, a hairbrush rod 22, a sewage discharge outlet 23, an electronic control valve 24, a water storage tank 25, a booster pump 26 and an electronic control closed valve 27.

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, a tubular heat exchanger comprises a heat exchange chamber 1, a water storage tank 25 is fixedly connected to the back of the heat exchange chamber 1, the water storage tank 25 is connected to a liquid inlet chamber 6 through a pipeline, a booster pump 26 is fixedly connected to the back of the heat exchange chamber 1 and positioned on the right side of the water storage tank 25, the booster pump 26 is connected to a liquid outlet chamber 14 through a pipeline, a plurality of heat exchange tubes 2 are fixedly connected to the inner wall of the heat exchange chamber 1, a baffle plate 3 is fixedly connected to the surface of each heat exchange tube 2, a hot liquid inlet tube 4 is fixedly connected to the bottom of the heat exchange chamber 1, a hot liquid outlet tube 5 is fixedly connected to the top of the heat exchange chamber 1, a liquid inlet chamber 6 is fixedly connected to the left end of the liquid inlet chamber 6, a drain outlet 23 is fixedly connected to the ground of the liquid inlet chamber 6, an electrically controlled valve 24 is mounted on the surface of the drain outlet 23, a cold liquid inlet chamber 6 is fixedly connected to the left side of the cold liquid inlet chamber 7, an electrically controlled closed valve 27 is mounted on the top of the cold liquid outlet tube 7 and the cold liquid outlet chamber 15, a first limiting ring 8 is fixedly connected to the right end of the liquid inlet chamber, a second limiting ring 10 is connected to a connecting block 12, a second limiting ring 10 is fixedly connected to the inner wall of the telescopic rod, a second limiting ring 14, so that the first spacing ring 8 and the second spacing ring 16 can be limited and can move in a small range under the impact of water flow, the moving range of the brush rod 22 is further enlarged, the inner wall of the second spacing ring 16 is fixedly connected with a plurality of limiting blocks 18, a clamping block 19 is arranged inside the liquid outlet bin 14, the clamping block 19 is connected with the limiting blocks 18 through supporting rods 20, the two supporting rods 20 are connected through a liquid outlet filter screen 21, impurities in water are filtered through the liquid inlet filter screen 13 and the liquid outlet filter screen 21, the total amount of precipitates in the heat exchange tube 2 is reduced, the possibility of blocking of the heat exchange tube 2 is avoided, the brush rods 22 are fixedly connected with the surfaces of the supporting rods 20 and the connecting rods 12 through rotating shafts, the brush rods 22 correspond to the heat exchange tube 2 one by one and are positioned inside the heat exchange tube 2, and the same as that, the quantity of the connecting rods 12 and the supporting rods 20 corresponds to that of the brush rods 22, water flow entering through the cold liquid inlet pipe 7 impacts the connecting blocks 11 and the clamping blocks 19, the connecting rods 12, the supporting rods 20, the first limiting rings 8 and the second limiting rings 16 can be driven to reciprocate along the water flow direction due to instability of water flow impact force, so that the brush rods 22 are driven to reciprocate in the heat exchange pipe 2, scale and other sediments in the heat exchange pipe 2 are prevented from being adhered to the inner wall of the heat exchange pipe 2, water in the water storage tank 25 is pressurized through the booster pump 26 to complete pressurized water backflow through the liquid outlet bin 14, the backwashing purpose is achieved, finally, dirt is discharged through the sewage discharge port 23, self-cleaning of the heat exchange pipe 2 is achieved under the condition that disassembly is not needed, time and labor are saved, and the burden of operators is relieved.

When the heat exchange device is used, the electric control closed valve 27 is opened, cold liquid is injected through the cold liquid inlet pipe 7, the cold liquid enters the heat exchange pipe 2 through the liquid inlet bin 6, the connecting block 11 is impacted through the impact force of the liquid, the first limiting ring 8 is driven to reciprocate in a small amplitude through the buffering of the first spring telescopic rod 9, the brush rod 22 is driven to reciprocate in the heat exchange pipe 2 through the connecting rod 12, hot liquid is sent through the hot liquid inlet pipe 4, the heat exchange process is completed in the heat exchange bin 1, after the heat exchange is completed, the cold liquid impact clamping block 19 drives the second limiting ring 16 to reciprocate through the elastic force of the second spring telescopic rod 17, the brush rod 22 connected with the supporting rod 20 is driven to reciprocate in the heat exchange pipe 2, the heat exchange pipe 2 is scrubbed, the electric control closed valve 27 is closed during idle time, water in the water storage tank 25 is pressurized through the booster pump 26, the heat exchange pipe 2 is backwashed through the liquid outlet bin 14, finally, precipitates are discharged through the sewage draining outlet 23, and the automatic cleaning process is completed.

In summary, the following steps: the tubular heat exchanger solves the problems in the background technology by the mutual matching of the heat exchange bin 1, the heat exchange tube 2, the baffle plate 3, the hydrothermal liquid inlet tube 4, the hydrothermal liquid outlet tube 5, the liquid inlet bin 6, the cold liquid inlet tube 7, the first limiting ring 8, the first spring telescopic rod 9, the positioning block 10, the connecting block 11, the connecting rod 12, the liquid inlet filter screen 13, the liquid outlet bin 14, the cold liquid outlet tube 15, the second limiting ring 16, the second spring telescopic rod 17, the limiting block 18, the clamping block 19, the supporting rod 20, the liquid outlet filter screen 21 and the hairbrush rod 22.

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 shell and tube heat exchanger, includes heat transfer storehouse (1), its characterized in that: the heat exchanger is characterized in that a plurality of heat exchange tubes (2) are fixedly connected to the inner wall of the heat exchange bin (1), baffle plates (3) are fixedly connected to the surfaces of the heat exchange tubes (2), a hydrothermal liquid inlet tube (4) is fixedly communicated with the bottom of the heat exchange bin (1), a hydrothermal liquid outlet tube (5) is fixedly communicated with the top of the heat exchange bin (1), a liquid inlet bin (6) is fixedly connected to the left side of the heat exchange bin (1), a cold liquid inlet tube (7) is fixedly communicated with the left side of the liquid inlet bin (6), a first limiting ring (8) is arranged inside the liquid inlet bin (6), a plurality of first spring telescopic rods (9) are fixedly connected to the right side of the first limiting ring (8), the right end of each first spring telescopic rod (9) is fixedly connected with the inner wall of the liquid inlet bin (6), a plurality of positioning blocks (10) are fixedly connected to the inner wall of the first limiting ring (8), a connecting block (11) is arranged inside the liquid inlet bin (6), the positioning blocks (10) are connected with the connecting block (11) and the connecting block (11), a second liquid outlet tube (14) is fixedly connected with the right side of the cold liquid outlet bin (14) through a filter screen (13) and a second connecting rod (14) is fixedly connected with the liquid outlet tube (14), the utility model discloses a liquid outlet device, including the right-hand member of second spacing ring (16) fixedly connected with a plurality of second spring telescopic links (17), the inner wall fixedly connected with a plurality of stoppers (18) of second spacing ring (16), the inside of going out liquid storehouse (14) is provided with fixture block (19), be connected through bracing piece (20) between fixture block (19) and stopper (18), be connected through going out liquid filter screen (21) between two bracing pieces (20), bracing piece (20) are through pivot fixedly connected with brush pole (22) with the surface of connecting rod (12).

2. The shell and tube heat exchanger of claim 1, wherein: the brush rods (22) are in one-to-one correspondence with the heat exchange tubes (2) and are positioned inside the heat exchange tubes (2), and similarly, the number of the connecting rods (12) and the number of the supporting rods (20) are corresponding to the number of the brush rods (22).

3. The shell and tube heat exchanger of claim 1, wherein: the ground step of liquid inlet bin (6) is fixed intercommunication has drain (23), the surface mounting of drain (23) has automatically controlled valve (24).

4. The shell and tube heat exchanger as claimed in claim 1, wherein: the back fixedly connected with storage water tank (25) in storehouse (1) changes heat, storage water tank (25) are connected through the pipeline with feed liquor storehouse (6), the back in storehouse (1) changes heat and is located right side fixedly connected with booster pump (26) of storage water tank (25), booster pump (26) are connected through the pipeline with play liquid storehouse (14).

5. The shell and tube heat exchanger of claim 1, wherein: and electric control closed valves (27) are respectively installed at the tops of the cold liquid inlet pipe (7) and the cold liquid outlet pipe (15).