Collecting tank with good sealing effect for propyne production

Abstract

The utility model relates to the technical field of chemical engineering, in particular to a collecting tank for propyne production, which is good in sealing effect and comprises a middle round seat, a first through hole is arranged on the inner bottom wall surface of the middle round seat, a connecting pipe is arranged on the side wall of the middle round seat, a second through hole is arranged on the inner top wall surface of the middle round seat, and an upper round seat is arranged on the top end wall of the middle round seat. A motor is arranged on the top end wall of the upper round seat, a plurality of sliding grooves are formed in the inner bottom wall face of the upper round seat, a lead screw is rotationally connected to the inner top wall of the upper round seat through a bearing, the top end of the lead screw is fixedly connected with the output end of the motor through a coupler, and a connecting plate is in threaded connection with the outer wall of the lead screw. A first spring is arranged on the bottom end wall of the connecting plate, and a first spring seat is arranged on the bottom end wall of the first spring. According to the utility model, through a good sealing effect, the condition of propyne gas leakage is greatly reduced, so that the risk of explosion and fire accidents is remarkably reduced, and the safety of production equipment and the life safety of workers on a production site are powerfully guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to a chemical industry field, concretely relates to a collection tank with good sealing effect for propyne production. BACKGROUND

[0002] Propyne is an important chemical raw material, and has a wide range of applications in many fields such as organic synthesis, metal welding, etc. For example, in the field of organic synthesis, it can be used to prepare various high-value-added chemicals; in the aspect of metal welding, propyne and oxygen mixed combustion can provide high-temperature flame to meet the welding needs of specific metal materials. With the continuous development of industry, the demand for propyne is increasing, and accordingly, the production scale of propyne is also continuously expanding.

[0003] In the production process of propyne, the collection tank plays a crucial role in storing the produced propyne gas. However, the existing propyne collection tank has many defects in sealing. For example, at the connection part, the connection between the collection tank and the inlet and outlet gas pipeline often causes improper sealing due to improper selection of sealing gaskets or poor installation process. Some traditional sealing gaskets will age and deform after long-term contact with propyne gas, making the gas easily leak from the pipeline interface. Moreover, the connection part of the valve and the tank body or the pipeline also has similar problems, such as the wear of the connection thread caused by the frequent opening and closing of the valve and the failure of the valve sealing packing, which may cause leakage of propyne gas.

[0004] Propyne is a flammable and explosive gas, and once it leaks, even a small amount of leakage, when encountering ignition sources such as open flames, static electricity, etc., it is extremely easy to cause explosion and fire accidents, which not only causes serious damage to production equipment, but also threatens the life safety of production site workers, and may also cause pollution and damage to the surrounding environment. In addition, the loss of propyne caused by leakage will also increase production costs and reduce production efficiency.

[0005] In view of the above sealing problems of the existing propyne collection tank and the many hazards caused thereby, the utility model aims to provide a collection tank with good sealing effect for propyne production. SUMMARY

[0006] The utility model discloses in order to solve the above existing problem, designs a collection tank with good sealing effect for propyne production.

[0007] In order to achieve the above technical purpose, achieve the above technical effect, the utility model is through the following technical scheme:

[0008] The utility model provides a good sealing effect's collection tank for propyne production, including middle round seat, the inner bottom wall surface of middle round seat is opened has the through -hole no.

[0009] Further, the base mechanism includes a lower round seat, the inner bottom wall of the lower round seat is provided with a spring two, the top end wall of the spring two is provided with a spring seat two, and the top end wall of the spring seat two is provided with a sealing plug four.

[0010] Further, the sealing plug four is placed in the through -hole no.

[0011] Further, the through -hole no. and the through -hole no. 2 are convex through -holes.

[0012] Further, the cylinder is a hollow structure, and the outer wall of the lead screw is placed in the cylinder.

[0013] Further, a plurality of the sliding grooves are arranged on the inner wall of the upper round seat in the form of circumferential gaps.

[0014] Further, the outer ring of the bearing is fixedly connected with the inner wall of the upper round seat through a bearing seat, and the inner ring of the bearing is connected with the outer wall of the lead screw in the form of interference fit.

[0015] The utility model has the advantages of:

[0016] The utility model adopts electric opening and closing, and the operation is time -saving and labor -saving, through good sealing effect, propyne gas leakage condition is greatly reduced, even when encountering ignition source such as open fire, static electricity, because leakage amount is effectively controlled, thereby significantly reduce the risk of explosion and fire accident, effectively guarantee the safety of production equipment and the life safety of production site staff, avoid the pollution and damage that propyne leakage can cause to the surrounding environment, be favorable to the maintenance of production area and surrounding ecological environment;

[0017] The utility model effectively solves the sealing problem, reduces the leakage of propyne, thereby reduces the production cost increase problem caused by propyne loss, the collection tank of good sealing can ensure the normal storage and transportation of propyne gas, avoids the production interruption or adjustment caused by leakage and other problems, makes the production process more smooth, and further improves the production efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the technical scheme of the embodiment of the utility model, the following will be to the embodiment description needed to use the drawing briefly introduced, obviously, the following description in the drawing only some embodiments of the utility model, for the person skilled in the art comes, under the premise of not paying creative labor, can also obtain other drawings according to these drawings.

[0019] Fig. 1 It is the structure schematic diagram of the utility model;

[0020] Fig. 2 It is the main drawing internal structure schematic diagram of the utility model.

[0021] In the drawing, the component list represented by each sign is as follows:

[0022] 1, the middle round seat, 2, through hole one, 3, connecting pipe, 4, through hole two, 5, upper round seat, 6, motor, 7, sliding slot, 8, screw rod, 9, connecting plate, 10, spring one, 11, spring seat one, 12, sliding block, 13, sealing plug one, 14, cylinder, 15, round plate, 16, sealing plug two, 17, sealing plug three, 18, lower round seat, 19, spring two, 20, spring seat two, 21, sealing plug four. DETAILED DESCRIPTION

[0023] The technical scheme in the embodiments of the utility model will be described clearly and completely in conjunction with the drawings in the embodiments of the utility model, obviously, the described embodiments only some embodiments of the utility model, not all embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor are within the scope of the protection of the utility model.

[0024] Reference Figs. 1-2As shown, a sealed effect good propyne production collection tank, including the middle round seat 1, the inner bottom wall surface of the middle round seat 1 is provided with through hole one 2, the sidewall of the middle round seat 1 is equipped with connecting pipe 3, the inner top wall surface of the middle round seat 1 is provided with through hole two 4, the top end wall of the middle round seat 1 is equipped with upper round seat 5, the top end wall of the upper round seat 5 is equipped with motor 6, the inner bottom wall surface of the upper round seat 5 is provided with multiple sliding grooves 7, the inner top wall of the upper round seat 5 is rotatably connected with lead screw 8 through bearing, and the top end of the lead screw 8 is fixedly connected with the output end of the motor 6 through the shaft coupling, the outer wall of the lead screw 8 is threadedly connected with connecting plate 9, the bottom end wall of the connecting plate 9 is equipped with spring one 10, the bottom end wall of the spring one 10 is equipped with spring seat one 11, the outer wall of the spring seat one 11 is equipped with multiple sliding blocks 12, and the sliding blocks 12 are slidably connected in the sliding grooves 7, the bottom end wall of the spring seat one 11 is equipped with sealing plug one 13, the bottom end wall of the connecting plate 9 is also equipped with cylinder 14, and the spring one 10, the spring seat one 11 and the sealing plug one 13 movably sleeve on the outer wall of the cylinder 14, the bottom end of the cylinder 14 extends into the middle round seat 1, and is equipped with circular plate 15, the top end wall of the circular plate 15 is equipped with sealing plug two 16, and the sealing plug two 16 sleeves on the outer wall of the cylinder 14, the bottom end wall of the circular plate 15 is equipped with sealing plug three 17, the bottom end wall of the middle round seat 1 is equipped with base mechanism.

[0025] Further, the base mechanism includes lower round seat 18, the inner bottom wall of the lower round seat 18 is equipped with spring two 19, the top end wall of the spring two 19 is equipped with spring seat two 20, the top end wall of the spring seat two 20 is equipped with sealing plug four 21, the motor 6 is reversed to start, the lead screw 8 is reversed to rotate, the connecting plate 9 drives the spring one 10, the spring seat one 11, the sealing plug one 13, the cylinder 14, the circular plate 15, the sealing plug two 16 and the sealing plug three 17 to move upward through the lead screw 8, the sealing plug three 17 moves upward to separate from the sealing plug four 21, the spring seat two 20 and the sealing plug four 21 are pushed upward into the through hole one 2 by the spring two 19, and the through hole one 2 is blocked.

[0026] Further, the sealing plug four 21 is placed in the through hole one 2, the through hole one 2 can be blocked by the sealing plug four 21, to prevent gas from leaking through the through hole one 2.

[0027] Further, the through hole one 2 and the through hole two 4 are both convex through holes, the special shape of the through hole structure can improve the sealing effect.

[0028] Further, the cylinder 14 is a hollow structure, and the outer wall of the lead screw 8 is placed in the cylinder 14, the lead screw 8 is rotated by the motor 6, the connecting plate 9 drives the spring one 10, the spring seat one 11, the sealing plug one 13, the cylinder 14, the circular plate 15, the sealing plug two 16 and the sealing plug three 17 to move downward through the lead screw 8.

[0029] Further, the plurality of sliding grooves 7 are arranged in a circumferential gap on the inner wall of the upper circular seat 5, and the sliding block 12 slides in the sliding groove 7 to limit the spring seat 11, preventing the spring seat 11 from rotating synchronously with the lead screw 8.

[0030] Further, the outer ring of the bearing is fixedly connected with the inner wall of the upper circular seat 5 through the bearing seat, and the inner ring of the bearing is connected with the outer wall of the lead screw 8 in an interference fit, so that the bearing fixes the lead screw 8, facilitating the rotation of the lead screw 8 through the bearing.

[0031] All electrical components and parts in the present case are general standard parts or parts known to those skilled in the art. Their structure and principle can be known by technical personnel through technical manual or through conventional experimental methods. The model adapted to the present scheme can normally operate. All electrical components in the present case and their power supply are connected through wires, and appropriate controllers are selected according to actual conditions to meet control requirements. The specific connection and control sequence should be referred to the working principle below. The electrical components are connected in the order of working sequence. The detailed connection means is a known technology in the art, and the electrical control is not described.

[0032] One specific application of the present embodiment is:

[0033] In use, the device is a valve mechanism, which is installed on the collection tank to control the opening and closing of the collection tank.

[0034] Opening: The motor 6 drives the lead screw 8 to rotate, which drives the connecting plate 9 to move downward with the spring 10, the spring seat 11, the sealing plug 13, the cylinder 14, the circular plate 15, the sealing plug 16, and the sealing plug 17, etc. The sealing plug 13 moves downward into the through hole 4 to block the through hole 4, preventing gas from leaking through the upper circular seat 5. The cylinder 14 drives the connecting plate 9, the circular plate 15, and the sealing plug 17 to continue to move downward and compress the spring 10. The sealing plug 17 moves downward to contact the sealing plug 21 and push the sealing plug 21 to move downward to compress the spring 19, so that the sealing plug 21 is removed from the through hole 1. The gas in the collection tank enters the middle circular seat 1 through the lower circular seat 18 and the through hole 1, and is discharged through the connecting pipe 3.

[0035] Close: reverse the starting motor 6, make the screw rod 8 reverse rotation, through the screw rod 8 make the connecting plate 9 drive spring one 10, spring seat one 11, sealing plug one 13, cylinder 14, round plate 15, sealing plug two 16 and sealing plug three 17 etc. Structure moves up, sealing plug three 17 moves up and separates from the contact with sealing plug four 21, through spring two 19 promotes spring seat two 20 and sealing plug four 21 and moves up into the through hole one 2, carries out the plugging to the through hole one 2, through sealing plug one 13 moves out from the through hole two 4, while sealing plug two 16 moves up into the through hole two 4, carries out the plugging to the through hole two 4.

[0036] Of course, the above description is not a limitation of the present application, the present application is not limited to the above examples, the ordinary skill in the art, within the scope of the present application, the changes, changes, additions or replacement, should belong to the protection scope of the present application.

Claims

1. A collection tank for propyne production with good sealing performance, characterized in that: Including the central circular base (1), The inner bottom wall of the middle circular seat (1) is provided with a through hole 1 (2), the side wall of the middle circular seat (1) is provided with a connecting pipe (3), the inner top wall of the middle circular seat (1) is provided with a through hole 2 (4), the top wall of the middle circular seat (1) is provided with an upper circular seat (5), the top wall of the upper circular seat (5) is provided with a motor (6), the inner bottom wall of the upper circular seat (5) is provided with multiple sliding grooves (7), the inner top wall of the upper circular seat (5) is rotatably connected to a lead screw (8) through a bearing, and the top end of the lead screw (8) is fixedly connected to the output end of the motor (6) through a coupling. The outer wall of the lead screw (8) is threaded with a connecting plate (9), the bottom wall of the connecting plate (9) is provided with a spring 1 (10), and the bottom wall of the spring 1 (10) is provided with a spring seat 1 (1). 1) The outer wall of the spring seat (11) is provided with multiple sliders (12), and the sliders (12) are slidably connected in the groove (7). The bottom wall of the spring seat (11) is provided with a sealing plug (13). The bottom wall of the connecting plate (9) is also provided with a cylinder (14). The spring (10), spring seat (11) and sealing plug (13) are movably sleeved on the outer wall of the cylinder (14). The bottom end of the cylinder (14) extends into the middle round seat (1) and is provided with a round plate (15). The top wall of the round plate (15) is provided with a sealing plug (2) (16), and the sealing plug (2) (16) is sleeved on the outer wall of the cylinder (14). The bottom wall of the round plate (15) is provided with a sealing plug (3) (17). The bottom wall of the middle round seat (1) is provided with a base mechanism. The base mechanism includes a lower round seat (18), a second spring (19) is provided on the inner bottom wall of the lower round seat (18), a second spring seat (20) is provided on the top wall of the second spring (19), and a fourth sealing plug (21) is provided on the top wall of the second spring seat (20).

2. The collection tank for propyne production with good sealing effect according to claim 1, characterized in that: The sealing plug four (21) is placed inside the through hole one (2).

3. A collection tank for propyne production with good sealing effect according to claim 1, characterized in that: Both through hole one (2) and through hole two (4) are convex through holes.

4. A collection tank for propyne production with good sealing effect according to claim 1, characterized in that: The cylinder (14) is a hollow structure, and the outer wall of the lead screw (8) is placed inside the cylinder (14).

5. A collection tank for propyne production with good sealing effect according to claim 1, characterized in that: Multiple grooves (7) are arranged in a circumferential gap on the inner wall of the upper circular seat (5).

6. A collection tank for propyne production with good sealing effect according to claim 1, characterized in that: The outer ring of the bearing is fixedly connected to the inner wall of the upper round seat (5) through the bearing seat, and the inner ring of the bearing is interference-fitted to the outer wall of the lead screw (8).

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