Buffer tank for acetylene gas recovery and re-reaction in compressor

Abstract

The utility model discloses a buffer tank for acetylene gas recovery and re-reaction in a compressor, which relates to the technical field of buffer tanks and comprises a buffer tank body, a gas inlet pipe is arranged on one side of the buffer tank body, a gas outlet pipe is arranged on the other side of the buffer tank body, and a gas outlet pipe is arranged on the other side of the buffer tank body. A supporting frame is welded to the lower end of the buffer tank body, a first connecting ring is arranged outside one side of the buffer tank body, a second connecting ring is arranged outside the other side of the buffer tank body, and anti-toppling frames are arranged at the lower end of the first connecting ring and the lower end of the second connecting ring correspondingly. The lower surfaces of the first connecting ring and the second connecting ring are both provided with rotating grooves, rotating columns are arranged in the rotating grooves, and the two ends of each rotating column are welded and fixed to the inner wall of the corresponding rotating groove. And waste is easily caused.

Description

Technical Field

[0001] The utility model relates to the technical field of buffer tanks, in particular to a buffer tank for recovering and reacting acetylene gas in a compressor. Background Art

[0002] The compressor is a driven fluid machine that boosts low-pressure gas to high-pressure gas. It is the heart of the refrigeration system. It draws low-temperature, low-pressure refrigerant gas from the suction pipe, compresses it through the piston driven by the motor, and discharges high-temperature, high-pressure refrigerant gas to the exhaust pipe, providing power for the refrigeration cycle. The refrigerant is recovered and reacted in the buffer tank, thus avoiding scaling in existing compressors.

[0003] For example, the Chinese authorized patent with announcement number CN219976126U (an acetylene buffer tank): comprises an acetylene buffer tank body, the top of the acetylene buffer tank body is fixedly connected to an air outlet pipe, one end of the air outlet pipe is fixedly connected to a flange, the air outlet pipe is fixedly connected to a connecting pipe through the flange, a sealing temporary storage component is provided on the outside of the connection between the connecting pipe and the air outlet pipe, the sealing temporary storage component comprises a lower half ring and an upper half ring rotatably connected to the lower half ring, the lower half ring and the upper half ring are both slidably sleeved on the outside of the connecting pipe and the air outlet pipe, the top of the upper half ring is fixedly connected to a cylinder, and a monitoring and early warning component is provided on the cylinder. The utility model has the following advantages and effects: it can monitor and warn whether there is leakage at the connection between the air outlet pipe and the connecting pipe, so that personnel can discover and deal with it in time, which greatly improves safety during use.

[0004] However, the existing buffer tank relies on a support frame for support, lacks protection on all sides, is easily overturned by force, and the acetylene gas is not fully reacted and is easily wasted; therefore, it does not meet the existing needs. In this regard, we propose a buffer tank for recovering and reacting acetylene gas in a compressor. Utility Model Content

[0005] The purpose of the utility model is to provide a buffer tank for recovering and reacting acetylene gas in a compressor, so as to solve the problems proposed in the above-mentioned background technology that the existing buffer tank relies on a support frame for support, lacks protection on all sides, is easily overturned by force, and the acetylene gas is not fully reacted and is easily wasted.

[0006] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a buffer tank for recovering and reacting acetylene gas in a compressor, comprising: a buffer tank body, an air inlet pipe is provided on one side of the buffer tank body, an air outlet pipe is provided on the other side of the buffer tank body, a support frame is welded to the lower end of the buffer tank body, a first connecting ring is provided on the outside of one side of the buffer tank body, a second connecting ring is provided on the outside of the other side of the buffer tank body, and anti-dumping frames are provided at the lower ends of the first connecting ring and the second connecting ring.

[0007] Preferably, the lower surfaces of the first connecting ring and the second connecting ring are both provided with a rotation groove, a rotation column is provided inside the rotation groove, and both ends of the rotation column are welded and fixed to the inner wall of the rotation groove.

[0008] Preferably, a connecting groove is provided at one end of the anti-dumping frame, and the anti-dumping frame is sleeved on the outside of the rotating column through the connecting groove and rotates with the rotating column.

[0009] Preferably, both end outer walls of the first connecting ring and the second connecting ring are provided with fixing plates, one side of the fixing plate is provided with a single-head fastener, and one end of the single-head fastener passes through the fixing plate and is fixed by an external nut.

[0010] Preferably, a connecting pipe is provided at one end of the air intake pipe, and the connection between the connecting pipe and the air intake pipe is fixed by an external bolt provided with a connecting flange.

[0011] Preferably, one end of the connecting pipe is provided with a tee, and the other two ends of the tee are provided with connecting pipes.

[0012] Preferably, the inner walls of the first connecting ring and the second connecting ring are both provided with an embedded groove, and a rubber inner ring is provided inside the embedded groove, with one side of the rubber inner ring embedded in the embedded groove and the other side of the rubber inner ring protruding outward.

[0013] Compared with the prior art, the beneficial effects of the present invention are:

[0014] 1. The utility model respectively arranges a first connecting ring and a second connecting ring on the outside of both sides of the buffer tank body, and the first connecting ring and the second connecting ring are sleeved on the outside of the buffer tank body and pressed downward, so that the anti-dumping frame rotates outward and expands after being subjected to force on the ground. The two ends of the first connecting ring and the second connecting ring are fixed by a single-head fastener connected to the fixing plate, which has a squeezing effect on the buffer tank body, thereby preventing the first connecting ring and the second connecting ring from falling off, and relying on the anti-dumping frame to support the buffer tank body to prevent it from dumping, thereby improving safety and stability. The detachable first connecting ring and the second connecting ring are suitable for buffer tanks of different diameters and heights, which improves flexibility and applicability, and solves the problem that the existing buffer tank relies on the support frame for support, lacks protection on all sides, and is easy to dump under force.

[0015] 2. By connecting one end of the tee to the air inlet pipe through a connecting pipe, and the other two ends of the tee to the condenser external exhaust pipe valve group and the reactor respectively through connecting pipes, the crude acetylene gas in the pipeline is controlled by a pressure regulating valve interlock (not shown) installed on the pipeline and fed into the acetylene buffer tank. This achieves the goal of recycling partially purified acetylene gas and re-enters the reactor to participate in the reaction, achieving the purpose of energy saving and consumption reduction. It can effectively reduce the problem of excessive waste of acetylene gas caused by incomplete reaction when the catalyst activity is low, and solves the problem of insufficient reaction of acetylene gas and easy waste in the existing process. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 This is a schematic structural diagram of the first connecting ring and the second connecting ring of the utility model;

[0018] Figure 3 This is a bottom view of the first connecting ring and the second connecting ring of the present invention;

[0019] Figure 4 This is a schematic diagram of the anti-dumping frame structure of the utility model;

[0020] In the figure: 1. Buffer tank body; 2. Support frame; 3. Connecting pipe; 4. Tee; 5. Inlet pipe; 6. Connecting flange; 7. Outlet pipe; 8. First connecting ring; 9. Second connecting ring; 10. Fixing plate; 11. Single-head fastener; 12. Anti-dumping frame; 13. Rubber inner ring; 14. Rotation groove; 15. Rotation column; 16. Connecting groove; 17. Connecting pipe; 18. Embedded groove. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0022] See also Figure 1-4The utility model provides an embodiment: a buffer tank for recovering and reacting acetylene gas in a compressor, comprising: a buffer tank body 1, an air inlet pipe 5 is provided on one side of the buffer tank body 1, an air outlet pipe 7 is provided on the other side of the buffer tank body 1, a support frame 2 is welded on the lower end of the buffer tank body 1, a first connecting ring 8 is provided on the outside of one side of the buffer tank body 1, a second connecting ring 9 is provided on the outside of the other side of the buffer tank body 1, and an anti-dumping frame 12 is provided at the lower ends of the first connecting ring 8 and the second connecting ring 9. A connecting pipe 3 is provided at one end of the air inlet pipe 5, and the connection between the connecting pipe 3 and the air inlet pipe 5 is fixed by an external bolt provided with a connecting flange 6. A tee 4 is provided at one end of the connecting pipe 3, and connecting pipes 17 are provided at the other two ends of the tee 4.

[0023] One end of the tee 4 is connected to the air inlet pipe 5 through the connecting pipe 3, and the other two ends of the tee 4 are connected to the condenser external exhaust pipe valve group and the reactor through the connecting pipe 17 respectively. The crude acetylene gas in the pipeline is controlled by the pressure regulating valve chain (not shown in the figure) installed on the pipeline to be input into the acetylene buffer tank body 1. The valve is switched at any time according to the working conditions to adjust the reaction process, so that part of the purified acetylene gas is recycled and re-enters the reactor to participate in the reaction, achieving the purpose of energy saving and consumption reduction. It can effectively reduce the problem of excessive waste of acetylene gas caused by incomplete reaction when the catalyst activity is low, and plays a good economic role in energy saving and consumption reduction, green and safe production. The anti-dumping frame 12 supports the buffer tank body 1 to prevent dumping, thereby improving safety and stability.

[0024] See also Figure 2 、 3 4. The lower surfaces of the first connecting ring 8 and the second connecting ring 9 are both provided with a rotation groove 14, and a rotation column 15 is provided inside the rotation groove 14, and both ends of the rotation column 15 are welded and fixed to the inner wall of the rotation groove 14. One end of the anti-dumping frame 12 is provided with a connecting groove 16, and the anti-dumping frame 12 is sleeved on the outside of the rotation column 15 through the connecting groove 16 and rotates with the rotation column 15. The first connecting ring 8 and the second connecting ring 9 are sleeved on the outside of the buffer tank body 1 and pressed down, so that the anti-dumping frame 12 is rotated outward and unfolded after being subjected to force with the ground, and the rotating anti-dumping frame 12 is easy to store, thereby improving flexibility.

[0025] See also Figure 1 、 2 The outer walls of both ends of the first connecting ring 8 and the second connecting ring 9 are provided with fixing plates 10, and a single-head fastener 11 is provided on one side of the fixing plate 10, and one end of the single-head fastener 11 is fixed through the fixing plate 10 with an external nut. The two ends of the first connecting ring 8 and the second connecting ring 9 are fixed by the external single-head fastener 11 of the fixing plate 10, which has a squeezing effect on the buffer tank body 1, thereby preventing the first connecting ring 8 and the second connecting ring 9 from falling off.

[0026] See also Figure 2 The inner walls of the first connecting ring 8 and the second connecting ring 9 are both provided with an embedded groove 18, and a rubber inner ring 13 is provided inside the embedded groove 18, and one side of the rubber inner ring 13 is embedded in the embedded groove 18, and the other side of the rubber inner ring 13 protrudes outward. When installing the first connecting ring 8 and the second connecting ring 9, the rubber inner ring 13 is in contact with the inner wall of the buffer tank body 1 to increase friction, improve connection stability, and prevent the first connecting ring 8 and the second connecting ring 9 from causing friction damage to the surface of the buffer tank body 1.

[0027] Working principle: When in use, one end of the tee 4 is connected to the air inlet pipe 5 through the connecting pipe 3, and the other two ends of the tee 4 are connected to the condenser external exhaust pipe valve group and the reactor through the connecting pipe 17. The crude acetylene gas in the pipeline is controlled by the pressure regulating valve chain installed on the pipeline (not shown in the figure) and is put into the acetylene buffer tank body 1. The valve is switched at any time according to the working conditions to adjust the reaction process, so that part of the purified acetylene gas is recycled and re-enters the reactor to participate in the reaction, achieving the purpose of energy saving and consumption reduction. It can effectively reduce the problem of excessive waste of acetylene gas caused by incomplete reaction when the catalyst activity is low, and plays a good economic role in energy saving, consumption reduction, green and safe production. The first and second connecting rings 8 and 9 are sleeved on the outside of the buffer tank body 1 and pressed down, so that the anti-dumping frame 12 rotates outward and expands after being subjected to force from the ground. After expanding to the maximum extent, the first connecting ring 8 and the second connecting ring 9 will not continue to be pressed down and moved. The two ends of the first connecting ring 8 and the second connecting ring 9 are fixed by the fixing plate 10 and the external single-head fastener 11, which has a squeezing effect on the buffer tank body 1, thereby preventing the first connecting ring 8 and the second connecting ring 9 from falling off, and relying on the anti-dumping frame 12 to support the buffer tank body 1 to prevent it from dumping, thereby improving safety and stability, and the detachable first connecting ring 8 and the second connecting ring 9 are suitable for buffer tanks of different diameters and heights, which improves flexibility and applicability.

[0028] It will be apparent to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above and that the present invention can be implemented in other specific forms without departing from the spirit or essential characteristics of the present invention. Therefore, the embodiments should be considered in all respects as illustrative and non-restrictive, and the scope of the present invention is defined by the appended claims, not the foregoing description, and all variations within the meaning and range of equivalents of the claims are intended to be encompassed within the present invention. Any reference sign in a claim should not be construed as limiting the claim to which it relates.

Claims

1. A buffer tank for recovering and reacting acetylene gas in a compressor, comprising a buffer tank body (1), characterized in that: An air inlet pipe (5) is provided on one side of the buffer tank body (1), an air outlet pipe (7) is provided on the other side of the buffer tank body (1), a support frame (2) is welded to the lower end of the buffer tank body (1), a first connecting ring (8) is provided on the outside of one side of the buffer tank body (1), a second connecting ring (9) is provided on the outside of the other side of the buffer tank body (1), and an anti-dumping frame (12) is provided at the lower ends of the first connecting ring (8) and the second connecting ring (9).

2. The buffer tank for acetylene gas recovery and re-reaction in a compressor according to claim 1, characterized in that: The lower surfaces of the first connecting ring (8) and the second connecting ring (9) are both provided with a rotation groove (14), a rotation column (15) is provided inside the rotation groove (14), and both ends of the rotation column (15) are welded and fixed to the inner wall of the rotation groove (14).

3. The buffer tank for acetylene gas recovery and re-reaction in a compressor according to claim 2, characterized in that: One end of the anti-tipping frame (12) is provided with a connecting groove (16), and the anti-tipping frame (12) is sleeved on the outside of the rotating column (15) through the connecting groove (16) and rotates with the rotating column (15).

4. The buffer tank for acetylene gas recovery and re-reaction in a compressor according to claim 1, characterized in that: The outer walls of both ends of the first connecting ring (8) and the second connecting ring (9) are provided with fixing plates (10), one side of the fixing plate (10) is provided with a single-head fastener (11), and one end of the single-head fastener (11) passes through the fixing plate (10) and is fixed by an external nut.

5. The buffer tank for acetylene gas recovery and re-reaction in a compressor according to claim 1, characterized in that: A connecting pipe (3) is provided at one end of the air intake pipe (5), and the connection between the connecting pipe (3) and the air intake pipe (5) is fixed by externally connecting bolts via a connecting flange (6).

6. The buffer tank for acetylene gas recovery and re-reaction in a compressor according to claim 5, characterized in that: One end of the connecting pipe (3) is provided with a tee (4), and the other two ends of the tee (4) are both provided with connecting pipes (17).

7. The buffer tank for acetylene gas recovery and re-reaction in a compressor according to claim 1, characterized in that: The inner walls of the first connecting ring (8) and the second connecting ring (9) are both provided with an embedded groove (18), a rubber inner ring (13) is provided inside the embedded groove (18), and one side of the rubber inner ring (13) is embedded in the embedded groove (18), and the other side of the rubber inner ring (13) protrudes outward.

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