Safety valve protection device of TSA adsorption tower

Abstract

The utility model discloses a safety valve protection device for a TSA adsorption tower, which comprises an adsorption tower, a protection mechanism is arranged at the top end of the adsorption tower, the top end of the protection mechanism is connected with a manual valve and a safety valve, one end of the adsorption tower is connected with a gas storage tank through a quick connection mechanism, and the protection mechanism comprises a steel pipe. A mounting flange is fixedly connected to the top end of the steel pipe, an air inlet pipe is fixedly connected to the bottom end of the steel pipe, a bottom plate is fixedly connected to the bottom end of the air inlet pipe, a plurality of air inlet holes are formed in the air inlet pipe, and a silk screen is arranged outside the air inlet holes. According to the safety valve protection device for the TSA adsorption tower, the silk screen is arranged outside the air inlet in the steel pipe in a sleeving mode and then fixed, when airflow flows, the airflow penetrates through the silk screen to enter the air inlet, and a molecular sieve in the airflow is intercepted and filtered by the silk screen, so that the molecular sieve is prevented from entering a manual valve and a safety valve and being damaged; the protection effect is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to TSA adsorption tower technical field, concretely is a TSA adsorption tower safety valve protection device. BACKGROUND

[0002] TSA adsorption tower is through the impurity in hydrogen of temperature swing adsorption one kind of purification equipment, TSA adsorption tower will install hand valve and safety valve, the molecular sieve in TSA adsorption tower inside when having gas flow, gas flow can take the molecular sieve to hand valve or safety valve, can cause valve damage, and safety valve cannot play the protection function, and the protection effect of safety valve is not ideal. UTILITY MODEL CONTENTS

[0003] In view of the deficiency of prior art, the utility model provides a TSA adsorption tower safety valve protection device, solves the problem that the molecular sieve in TSA adsorption tower inside when having gas flow, gas flow can take the molecular sieve to hand valve or safety valve, can cause valve damage, and safety valve cannot play the protection function, and the protection effect of safety valve is not ideal.

[0004] To realize above -mentioned purpose, the utility model passes through following technical scheme to realize: a TSA adsorption tower safety valve protection device, including adsorption tower, the adsorption tower top is equipped with protection mechanism, the protection mechanism top is connected with hand valve and safety valve, the adsorption tower one end is connected with gas storage tank through quick -connect mechanism,

[0005] The protection mechanism includes steel pipe, the steel pipe top is fixedly connected with the mounting flange, the steel pipe bottom is fixedly connected with the air inlet pipe, the air inlet pipe bottom is fixedly connected with the bottom plate, a plurality of air inlet holes are formed in the air inlet pipe, a plurality of the air inlet hole outside is equipped with wire mesh, the wire mesh outside is equipped with two pressing plates, and the two pressing plates are equipped with bolts and nuts.

[0006] Preferably, the steel pipe is fixedly installed on the adsorption tower, and the steel pipe end is connected with the hand valve through the mounting flange, so that the gas in the interior can enter the hand valve interior through the steel pipe.

[0007] Preferably, the mesh number of the wire mesh is set to 16 meshes, and the wire diameter of the wire mesh is set to 0.4 mm, so that the wire mesh can be used to intercept and filter the molecular sieve in the adsorption tower, preventing the molecular sieve from entering the interior of the steel pipe.

[0008] Preferably, the two pressing plates are fixedly installed on the air inlet pipe through the bolts and nuts, and the wire mesh is arranged between the pressing plate and the air inlet pipe, so that the wire mesh can be conveniently fixed and replaced.

[0009] Preferably, the quick connecting mechanism comprises a connecting pipe, limit grooves are formed at both ends of the connecting pipe, outer threads are arranged on the outer walls of both ends of the connecting pipe, an inner threaded seat is threadedly connected to the connecting pipe through the outer threads, a hand wheel is fixedly connected to the outer part of the inner threaded seat, a connecting base is rotatably connected to one side of the inner threaded seat, a plurality of rotating bases are fixedly connected to the one side surface of the connecting base, pull rods are rotatably connected to the plurality of rotating bases, the cross section shape of the pull rods is J-shaped, the end of the pull rods away from the rotating bases is a free end, two limit sliding blocks are fixedly connected to the inner wall of the connecting base, and a guide sliding groove is formed in the outer surface of the connecting pipe and matched with the limit sliding blocks, so that the flanges of the gas storage tank and the adsorption tower can be conveniently connected and removed, and the convenience of connection is improved.

[0010] The utility model provides a TSA adsorption tower safety valve protection device.

[0011] 1、 the TSA adsorb tower safety valve protection device, through the silk screen is covered on the steel pipe and is inhaled in the outside of the hole, then the silk screen is fixed, the gas flow is in the flow, and the gas flow passes through the silk screen and enters the gas inlet hole, the molecular sieve in the gas flow is intercepted and filtered by the silk screen, prevents the molecular sieve from entering the inside of the manual valve and the safety valve, prevents the damage, improves the protection effect.

[0012] 2、 the TSA adsorb tower safety valve protection device, through the flange is embedded in the limit groove, and the pull rod end is resisted on the flange, then rotates the hand wheel, and the hand wheel rotation drives the inner threaded seat rotation, and the inner threaded seat moves along the outer thread, and the inner threaded seat moves and drives the connecting base movement, and the connecting base movement drives the pull rod movement, utilizes the pull rod and tightens the flange, can conveniently connect and remove the flange on the gas storage tank and the adsorption tower, improves the convenience of connection. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is the whole structure schematic diagram of the utility model;

[0014] Figure 2 It is the protection mechanism structure schematic diagram of the utility model;

[0015] Figure 3 It is the quick connecting mechanism structure schematic diagram of the utility model;

[0016] Figure 4 It is the connecting structure schematic diagram between the connecting base and the inner threaded seat of the utility model.

[0017] In the figure: 1, adsorption tower; 2, protection mechanism; 201, steel pipe; 202, mounting flange; 203, air inlet pipe; 204, air inlet hole; 205, bottom plate; 206, wire mesh; 207, pressing plate; 208, bolt and nut; 3, hand valve; 4, quick connection mechanism; 401, connecting pipe; 402, limiting groove; 403, external thread; 404, internal thread seat; 405, hand wheel; 406, connecting seat; 407, rotating seat; 408, pull rod; 409, limiting sliding block; 5, safety valve; 6, gas storage tank. DETAILED DESCRIPTION

[0018] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0019] Please refer to Figures 1-2 The utility model provides a technical scheme: a TSA adsorption tower safety valve protection device, including adsorption tower 1, adsorption tower 1 top is equipped with protection mechanism 2, protection mechanism 2 top is connected with hand valve 3 and safety valve 5, and adsorption tower 1 one end is connected with gas storage tank 6 through quick connection mechanism 4, can filter the molecular sieve in gas through protection mechanism 2, prevent the molecular sieve from entering the inside of hand valve 3 and safety valve 5, prevent damage, improve protection effect.

[0020] Protection mechanism 2 includes steel pipe 201, and the top of steel pipe 201 is fixedly connected with mounting flange 202, and steel pipe 201 is fixedly installed on adsorption tower 1, and the end of steel pipe 201 is connected with hand valve 3 through mounting flange 202, so that the gas in the inside can enter the inside of hand valve 3 through steel pipe 201, and the bottom of steel pipe 201 is fixedly connected with air inlet pipe 203, and the bottom of air inlet pipe 203 is fixedly connected with bottom plate 205, and a plurality of air inlet holes 204 are formed in air inlet pipe 203, and the outside of a plurality of air inlet holes 204 is equipped with wire mesh 206, and the mesh number of wire mesh 206 is set as 16 meshes, and the wire diameter of wire mesh 206 is set as 0.4mm, so that the molecular sieve in the inside of adsorption tower 1 can be intercepted and filtered by using wire mesh 206, to prevent the molecular sieve from entering the inside of steel pipe 201, and the outside of wire mesh 206 is equipped with two pressing plates 207, and the two pressing plates 207 are equipped with bolt and nut 208, and the two pressing plates 207 are fixedly installed on air inlet pipe 203 through bolt and nut 208, and wire mesh 206 is arranged between pressing plate 207 and air inlet pipe 203, so that wire mesh 206 can be conveniently fixed, and wire mesh 206 can be conveniently replaced.

[0021] Please refer to Figure 1 ,Figure 3 And Figure 4 The quick connecting mechanism 4 comprises a connecting pipe 401, limit grooves 402 are formed at both ends of the connecting pipe 401, external threads 403 are arranged on the outer walls of both ends of the connecting pipe 401, the connecting pipe 401 is threadedly connected with an internal threaded seat 404 through the external threads 403, the internal threaded seat 404 is fixedly connected with a hand wheel 405 outside, the internal threaded seat 404 is rotatably connected with a connecting seat 406 on one side, a plurality of rotating seats 407 are fixedly connected with the surface of one side of the connecting seat 406, a pull rod 408 is rotatably connected with each of the rotating seats 407, so that the pull rod 408 can be rotated, thereby the flange can be conveniently sent into the limit groove 402, the cross-sectional shape of the pull rod 408 is arranged as a J shape, and the end of the pull rod 408 away from the rotating seat 407 is arranged as a free end, so that the pull rod 408 can be buckled on the flange, thereby the flange can be pulled and fixed, two limit sliding blocks 409 are fixedly connected with the inner wall of the connecting seat 406, a guide sliding groove is formed on the outer surface of the connecting pipe 401 and matched with the limit sliding blocks 409, the guide sliding groove can guide the movement of the connecting seat 406, the flange can be embedded into the limit groove 402, the end of the pull rod 408 is abutted on the flange, then the hand wheel 405 is rotated, the internal threaded seat 404 is driven to rotate by the rotation of the hand wheel 405, the internal threaded seat 404 moves along the external threads 403, the connecting seat 406 is driven to move by the movement of the internal threaded seat 404, the pull rod 408 is driven to move by the movement of the connecting seat 406, the flange is pulled by the pull rod 408, the flange on the adsorption tower 1 and the gas storage tank 6 can be conveniently connected and removed, and the convenience of connection is improved.

[0022] In work, the wire mesh 206 is sleeved on the steel pipe 201 outside the air inlet hole 204, and then the wire mesh 206 is fixed by the pressing plate 207 and the bolt and nut 208, when the airflow flows, the airflow passes through the wire mesh 206 and enters the air inlet hole 204, the molecular sieve in the airflow is intercepted and filtered by the wire mesh 206, so as to prevent the molecular sieve from entering the manual valve 3 and the safety valve 5 and being damaged, and the protection effect is improved.

[0023] When the gas storage tank 6 and the adsorption tower 1 are connected, the flange is embedded into the limit groove 402, the end of the pull rod 408 is abutted on the flange, then the hand wheel 405 is rotated, the internal threaded seat 404 is driven to rotate by the rotation of the hand wheel 405, the internal threaded seat 404 moves along the external threads 403, the connecting seat 406 is driven to move by the movement of the internal threaded seat 404, the pull rod 408 is driven to move by the movement of the connecting seat 406, the flange is pulled by the pull rod 408, the flange on the adsorption tower 1 and the gas storage tank 6 can be conveniently connected and removed, and the convenience of connection is improved.

[0024] Meanwhile, the contents not described in detail in the specification all belong to the prior art known by those skilled in the art.

Claims

1. A safety valve protection device for a TSA adsorption tower, comprising an adsorption tower (1), characterized in that: The adsorption tower (1) is provided with a protection mechanism (2) at the top. The top of the protection mechanism (2) is connected to a manual valve (3) and a safety valve (5). One end of the adsorption tower (1) is connected to a gas storage tank (6) through a quick-connect mechanism (4). The protective mechanism (2) includes a steel pipe (201), with a mounting flange (202) fixedly connected to the top end of the steel pipe (201), an air inlet pipe (203) fixedly connected to the bottom end of the steel pipe (201), a base plate (205) fixedly connected to the bottom end of the air inlet pipe (203), a plurality of air inlet holes (204) being provided on the air inlet pipe (203), a wire mesh (206) being provided outside the plurality of air inlet holes (204), two pressure plates (207) being provided outside the wire mesh (206), and bolts and nuts (208) being provided on the two pressure plates (207).

2. The TSA adsorption tower safety valve protection device according to claim 1, characterized in that: The steel pipe (201) is fixedly installed on the adsorption tower (1), and the end of the steel pipe (201) is connected to the manual valve (3) through the mounting flange (202).

3. The safety valve protection device for a TSA adsorption tower according to claim 1, characterized in that: The mesh number of the wire mesh (206) is set to 16 meshes, and the wire diameter of the wire mesh (206) is set to 0.4 mm.

4. The TSA adsorption tower safety valve protection device according to claim 1, characterized in that: The two pressure plates (207) are fixedly installed on the air intake pipe (203) by bolts and nuts (208), and the wire mesh (206) is arranged between the pressure plates (207) and the air intake pipe (203).

5. The safety valve protection device for a TSA adsorption tower according to claim 1, characterized in that: The quick-connect mechanism (4) includes a connecting pipe (401), with limit grooves (402) at both ends of the connecting pipe (401), and external threads (403) on the outer walls of both ends of the connecting pipe (401). The connecting pipe (401) is threadedly connected to an internal thread seat (404) through the external thread (403), and a handwheel (405) is fixedly connected to the outside of the internal thread seat (404).

6. The safety valve protection device for a TSA adsorption tower according to claim 5, characterized in that: The internal thread seat (404) is rotatably connected to a connecting seat (406) on one side, and a plurality of rotating seats (407) are fixedly connected to one side surface of the connecting seat (406), and a pull rod (408) is rotatably connected to each of the plurality of rotating seats (407).

7. A safety valve protection device for a TSA adsorption tower according to claim 6, characterized in that: The cross-sectional shape of the pull rod (408) is set to J-shape, and the end of the pull rod (408) away from the rotating seat (407) is set as a free end.

8. A safety valve protection device for a TSA adsorption tower according to claim 6, characterized in that: Two limiting sliders (409) are fixedly connected to the inner wall of the connecting seat (406), and a guide groove is provided on the outer surface of the connecting tube (401), which matches the limiting sliders (409).

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