CN210313553U

CN210313553U - Low pressure difference heat exchanger at bottom of ammonia synthesis tower

Info

Publication number: CN210313553U
Application number: CN201920633860.7U
Authority: CN
Inventors: 许磊
Original assignee: Nanjing Haoan Industry Equipment Co ltd
Current assignee: Nanjing Haoan Industry Equipment Co ltd
Priority date: 2019-05-06
Filing date: 2019-05-06
Publication date: 2020-04-14
Anticipated expiration: 2029-05-06

Abstract

The utility model discloses a novel ammonia synthesis tower bottom heat exchanger of low dropout, the power distribution box comprises a main box body, the fixed inserting in interior top of the main box body is equipped with the intake pipe, the fixed inserting of one end of intake pipe is kept away from at the top in the main box body is equipped with the outlet duct, the fixed inserting of fixed inserting in the outlet duct is equipped with the absorption net, the fixed inserting in top that the main box body is close to inlet duct one side inner wall is equipped with the inlet tube, threaded connection has inlet valve on the inlet tube, the fixed inserting in bottom that the main box body kept away from inlet duct one side inner wall is equipped with the outlet pipe, threaded connection has outlet valve on the outlet pipe, outlet pipe internal fixation. The utility model discloses a many places filtering mechanism's setting makes the device can filter air and water to the result of use of heat exchanger has been promoted.

Description

Low pressure difference heat exchanger at bottom of ammonia synthesis tower

Technical Field

The utility model relates to a heat exchanger technical field especially relates to novel ammonia synthesis tower bottom heat exchanger of low pressure difference.

Background

The heat exchanger is a device for transferring part of heat of hot fluid to cold fluid, and is also called 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.

But the inside structure of current heat exchanger is comparatively simple, lacks the mechanism that filters air and water in the heat exchanger to influence the result of use of heat exchanger.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the internal structure of the heat exchanger is simple in the prior art, the problem of filtering the air and water is lacked in the heat exchanger, and the novel ammonia synthesis tower bottom heat exchanger with low pressure difference is provided.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a novel ammonia synthesis tower bottom heat exchanger with low pressure difference comprises a main box body, wherein an air inlet pipe is fixedly inserted into the inner top of the main box body, an air outlet pipe is fixedly inserted into one end, far away from the air inlet pipe, of the inner top of the main box body, an adsorption net is fixedly inserted into the air outlet pipe, a water inlet pipe is fixedly inserted into the top of the inner wall of the main box body, close to one side of the air inlet pipe, the water inlet pipe is in threaded connection with a water inlet valve, a water outlet pipe is fixedly inserted into the bottom of the inner wall of the main box body, far away from one side of the water inlet pipe, a water outlet valve is in threaded connection with the water outlet pipe, a filter screen is fixedly inserted into the water outlet pipe, a fixing plug is fixedly connected to the top of the filter screen, a clamping block is fixedly connected to the outer, one end of the clamping rod, which is far away from the clamping sleeve, is fixedly connected with a pull rod, and a plurality of heat conduction fins are fixedly inserted on the inner wall of the main box body.

Preferably, the air inlet pipe is in threaded connection with a check valve.

Preferably, a connecting flange is fixedly sleeved at one end of the air inlet pipe, which is far away from the main box body.

Preferably, a sealing ring is fixedly sleeved at one end of the air inlet pipe, which is located in the main box body, and one side of the sealing ring is abutted to the inner wall of the main box body.

Preferably, a guide plate is fixedly connected to the inner bottom of the main box body.

Preferably, the clamping rod is sleeved with a spring, and two ends of the spring are fixedly connected with the clamping sleeve and the clamping block respectively.

Has the advantages that:

1. hot air is firstly guided into the main box body through the air inlet pipe, meanwhile, the check valve can effectively prevent air from flowing backwards, water is simultaneously guided into the main box body through the air inlet pipe, then the hot air is guided out through the air outlet pipe after heat exchange, meanwhile, the adsorption net can play a certain filtering role on the air, then the water outlet valve is opened, the water after heat exchange is guided out, and meanwhile, the filter screen can play a certain filtering role on the water;

2. when the filter screen needs to be cleaned, the clamping rod is firstly pulled out from the fixing plug, then the filter screen is pulled out by the fixing plug for cleaning, and meanwhile, the spring can play a certain elastic traction role on the clamping rod.

Drawings

FIG. 1 is a schematic structural diagram of a bottom heat exchanger of a low-pressure-difference ammonia synthesis tower provided by the utility model;

FIG. 2 is a schematic view of the external structure of the main box of the bottom heat exchanger of the low pressure difference ammonia synthesis tower provided by the present invention;

fig. 3 is a schematic structural view of a portion a of fig. 1.

In the figure: the device comprises a main box body 1, an air inlet pipe 2, an air outlet pipe 3, an adsorption net 4, a water inlet pipe 5, a water inlet valve 6, a water outlet pipe 7, a water outlet valve 8, a filter screen 9, a fixing plug 10, a fixture block 11, a fixture rod 12, a fixture sleeve 13, a pull rod 14, a heat conduction fin 15, a check valve 16, a connecting flange 17, a sealing ring 18, a guide plate 19 and a spring 20.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, the novel ammonia synthesis tower bottom heat exchanger with low pressure difference comprises a main box body 1, an air inlet pipe 2 is fixedly inserted in the inner top of the main box body 1 for leading in hot air, an air outlet pipe 3 is fixedly inserted in one end of the inner top of the main box body 1 far away from the air inlet pipe 2 for leading out cooled air, an adsorption net 4 is fixedly inserted in the air outlet pipe 3 for filtering the air, a water inlet pipe 5 is fixedly inserted in the top of the inner wall of one side of the main box body 1 close to the air inlet pipe 2 for leading in cooling water, a water inlet valve 6 is connected to the water inlet pipe 5 in a threaded manner for controlling the flow of inlet water, a water outlet pipe 7 is fixedly inserted in the bottom of the inner wall of one side of the main box body 1 far away from the water inlet pipe 5 for leading out the water after heat exchange, a water outlet valve 8, top fixedly connected with fixed stopper 10 of filter screen 9, be used for fixed filter screen 9, fixedly connected with fixture block 11 on the outer wall of outlet pipe 7, be used for supporting kelly 12, sliding on fixture block 11 is inserted and is equipped with kelly 12, be used for fixed stopper 10, be equipped with the draw-in groove that corresponds with kelly 12 on the fixed stopper 10, kelly 12 is close to the fixed cover of one end of having connect cutting ferrule 13 of fixed stopper 10, prevent that kelly 12 from droing, the one end fixedly connected with pull rod 14 of cutting ferrule 13 is kept away from to kelly 12, conveniently stimulate kelly 12, fixed inserting is equipped with a plurality of heat conduction wings 15 on the inner wall of main tank 1, be used.

The utility model discloses in, threaded connection has check valve 16 in the intake pipe 2, prevent the gaseous refluence, the fixed flange 17 that has cup jointed of one end that main tank body 1 was kept away from to intake pipe 2, convenient fixed intake pipe 2, the fixed sealing washer 18 that has cup jointed of one end that intake pipe 2 is located main tank body 1, one side of sealing washer 18 offsets with main tank body 1's inner wall, prevent gaseous the spill, main tank body 1's interior bottom fixedly connected with guide plate 19, the derivation of convenient water, the cover is equipped with spring 20 on the kelly 12, spring 20's both ends respectively with cutting ferrule 13 and fixture block 11 fixed connection, be used for playing certain elastic support to kelly 12.

The utility model discloses in, earlier pass through steam in the leading-in main tank body 1 of intake pipe 3, check valve 16 can effectively prevent the refluence of air simultaneously, simultaneously with water through the leading-in main tank body 1 of inlet tube 5, then the steam heat transfer is after, derive through outlet duct 3, adsorb net 4 simultaneously and can play certain filtering action to gas, then open outlet valve 8, derive the water after the heat transfer, filter screen 9 can play certain filtering action to water simultaneously, when needs clearance filter screen 9, take kelly 12 out from solid fixed plug 10 earlier, then utilize solid fixed plug 10 to take filter screen 9 out and clear up, spring 20 can play certain elasticity traction to kelly 152 simultaneously.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The novel ammonia synthesis tower bottom heat exchanger with low pressure difference comprises a main box body (1) and is characterized in that an air inlet pipe (2) is fixedly inserted into the inner top of the main box body (1), an air outlet pipe (3) is fixedly inserted into one end, far away from the air inlet pipe (2), of the inner top of the main box body (1), an adsorption net (4) is fixedly inserted into the air outlet pipe (3), an inlet pipe (5) is fixedly inserted into the top, close to the inner wall of one side of the air inlet pipe (2), of the main box body (1), a water inlet valve (6) is connected onto the inlet pipe (5), a water outlet pipe (7) is fixedly inserted into the bottom, far away from the inner wall of one side of the inlet pipe (5), of the main box body (1), a water outlet valve (8) is connected onto the water outlet pipe (7) through threads, a filter screen (9) is inserted, fixedly connected with fixture block (11) on the outer wall of outlet pipe (7), sliding on fixture block (11) is inserted and is equipped with kelly (12), be equipped with the draw-in groove that corresponds with kelly (12) on fixed stopper (10), the fixed cover of one end that kelly (12) is close to fixed stopper (10) has connect cutting ferrule (13), one end fixedly connected with pull rod (14) of cutting ferrule (13) are kept away from in kelly (12), fixedly on the inner wall of main tank body (1) inserting be equipped with a plurality of heat conduction wings (15).

2. The bottom heat exchanger of a low-pressure-difference novel ammonia synthesis tower according to claim 1, characterized in that the inlet pipe (2) is in threaded connection with a check valve (16).

3. The bottom heat exchanger of a low-pressure-difference new ammonia synthesis tower according to claim 1, characterized in that the end of the inlet pipe (2) far from the main tank (1) is fixedly sleeved with a connecting flange (17).

4. The bottom heat exchanger of a low-pressure-difference novel ammonia synthesis tower as claimed in claim 1, wherein a sealing ring (18) is fixedly sleeved at one end of the air inlet pipe (2) positioned in the main tank body (1), and one side of the sealing ring (18) is abutted against the inner wall of the main tank body (1).

5. The bottom heat exchanger of the low-pressure-difference novel ammonia synthesis tower according to claim 1, characterized in that a guide plate (19) is fixedly connected to the inner bottom of the main tank body (1).

6. The tower bottom heat exchanger for the low pressure difference ammonia synthesis tower as claimed in claim 1, wherein the clamping rod (12) is sleeved with a spring (20), and two ends of the spring (20) are fixedly connected with the clamping sleeve (13) and the clamping block (11), respectively.