Single-point gas flow energy-saving control valve

Abstract

The utility model discloses a single-point gas flow energy-saving control valve which comprises a gas flow control valve, a throttle valve body and a one-way valve, the gas flow control valve is composed of the throttle valve body and the one-way valve, and a connecting pipe is fixed on one side of the throttle valve body. The connecting sleeve and the adjusting sleeve are arranged, in the using process, the connecting sleeve is connected with the external threads on the outer side of the connecting pipe through the first internal threads, the adjusting sleeve is connected with the external threads on the outer side of the external connecting pipe through the second internal threads, and meanwhile the connecting sleeve and the adjusting sleeve are connected and communicated with each other; furthermore, when the sizes of the external connecting pipes are different, the adjusting sleeves with different calibers can be replaced by detaching and replacing the adjusting sleeves so that the adjusting sleeves can be matched with the external connecting pipes, the overall replacement cost of the gas flow control valve is reduced, and the practicability and the flexibility of the gas flow control valve are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to control valve technical field, especially single point gas flow energy -conserving control valve. BACKGROUND

[0002] Single point gas flow energy -conserving control valve is a kind of flow control valve by check valve and throttle valve jointly composed, when gas flows forward, check valve closes, and throttle valve throttles;And when gas flows reversely, check valve opens, and does not throttle, realizes the accurate control to gas flow.

[0003] Chinese patent authorized announcement No. CN 220396586 U discloses a one-way throttling valve convenient to maintain, relating to one-way throttling valve technical field, including throttling valve, connecting structure and check valve, connecting structure includes support sleeve, the inside of support sleeve is processed with support sleeve, two guide plates are fixed on the inner wall of support sleeve, connecting pipe is arranged between the two guide plates, pipe head is connected at both ends of connecting pipe, sealing ring pad is sleeved on the outside of pipe head side, two driving blocks are fixed on the side of pipe head, limit sliding slot is processed in the one end of driving block, driving frame is arranged between two pipe heads, threaded rod is screwed on the bottom of driving frame, column rod is fixed on the one end of threaded rod;Its technical key points are: by controlling column rod to drive threaded rod to rotate, adjusting its threaded connection condition with driving frame, control driving frame to push driving block located on both sides to drive corresponding pipe head to move away from each other, it is convenient to press sealing ring pad on the side of pipe head at the pipe opening of throttling valve and check valve, and sealing work is carried out.

[0004] The prior art scheme has the following disadvantages: the size of the pipe opening of the connecting pipe is fixed during use, so it can only adapt to a single pipe diameter of the external pipeline, and when different pipe diameters of the external pipeline are encountered, the overall adaptability is low, the replacement cost is high, and there is a certain optimization space, so a single point gas flow energy -conserving control valve needs to be designed to solve the above problems. SUMMARY

[0005] The utility model aims at providing single point gas flow energy -conserving control valve to solve the problem of inconvenient adjustment in the above background art.

[0006] To achieve the above object, the utility model provides the following technical scheme: single point gas flow energy -conserving control valve, including gas flow control valve, throttling valve main part and check valve, the gas flow control valve is composed of throttling valve main part and check valve;

[0007] One side of the throttle valve body is fixedly provided with a connecting pipe, and an outer side of the connecting pipe is sleeved with a connecting sleeve, one side of the connecting sleeve is fixedly provided with a first flange plate, one side of the first flange plate is connected with a second flange plate through bolts, and an outer side of the second flange plate is fixedly provided with an adjusting sleeve, an inner side of the second flange plate is fixedly provided with a sealing ring, an outer side of the connecting sleeve is provided with a sealing groove, and the sealing groove is connected with the sealing ring, an inner portion of the adjusting sleeve is provided with a second internal thread, and an inner portion of the connecting sleeve is provided with a first internal thread.

[0008] Preferably, the bottom end of the connecting sleeve is connected with an adjusting rod, and the bottom end of the adjusting rod is connected with an adjusting seat.

[0009] Preferably, the bottom end of the adjusting seat is rotationally connected with a threaded rod, the bottom end of the adjusting rod is provided with an adjusting thread, the adjusting thread is screw-connected with the threaded rod, the bottom end of the outer side of the threaded rod is fixedly provided with a second bevel gear, one end of the adjusting seat is connected with a knob, the inner side of the knob is fixedly provided with a connecting shaft, the inner side of the connecting shaft extends into the inner portion of the adjusting seat and is fixedly provided with a first bevel gear, and the first bevel gear is meshingly connected with the second bevel gear.

[0010] Preferably, the two sides of the adjusting rod are fixedly provided with guide blocks, and the two sides of the inner portion of the adjusting seat are provided with guide grooves, and the guide grooves are connected with the guide blocks.

[0011] Preferably, the top end of the adjusting rod is fixedly provided with a threaded head, the bottom end of the connecting sleeve is provided with a threaded groove, and the threaded groove is screw-connected with the threaded head.

[0012] Preferably, one side of the knob is fixedly provided with an adjusting block, and the outer side of the adjusting seat is uniformly provided with a jack, and the inner portion of the jack is clamped with a plug pin through the adjusting block.

[0013] Preferably, one side of the sealing ring is fixedly provided with a sealing gasket, and the sealing gasket is made of rubber.

[0014] Compared with the prior art, the single-point gas flow energy-saving control valve has the advantages that the single-point gas flow energy-saving control valve is convenient to adjust and connect and convenient to support.

[0015] The connecting sleeve and the adjusting sleeve are provided, the connecting sleeve is connected through the first internal thread and the external thread on the outer side of the connecting pipe in the use process, the adjusting sleeve is connected through the second internal thread and the external thread on the outer side of the external connecting pipe, the connecting sleeve and the adjusting sleeve are connected with each other, the sealing performance of the connection position is enhanced through the sealing ring and the sealing groove, when the size of the external connecting pipe is different, the adjusting sleeve can be replaced to replace the adjusting sleeve with different diameters to adapt to the external connecting pipe, the overall replacement cost of the gas flow control valve is reduced, and the practicability and flexibility are improved.

[0016] Equipped with an adjusting rod and adjusting seat, the support assembly can be easily assembled and disassembled during use through the threaded head and threaded groove to meet different usage requirements. Further rotation of the knob drives the first and second bevel gears to mesh and connect, thereby rotating the threaded rod. Under the action of the threaded connection, the adjusting rod is raised and lowered, thus adjusting the overall height of the support assembly. After adjustment, the bottom of the adjusting seat can be fixed to the connecting surface, which facilitates the support and reinforcement of the connecting sleeve, reduces shaking, and improves the connection effect. Attached Figure Description

[0017] To more clearly illustrate the technical solutions in the embodiments of this utility model or the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are some embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0018] Figure 1 This is a three-dimensional structural schematic diagram of the present invention;

[0019] Figure 2 This is a three-dimensional structural diagram of the connecting sleeve and adjusting sleeve of this utility model;

[0020] Figure 3 This is a three-dimensional structural diagram of the adjusting sleeve of this utility model;

[0021] Figure 4 This is a three-dimensional structural diagram of the connecting sleeve of this utility model;

[0022] Figure 5 This is a schematic diagram of the internal three-dimensional structure of the adjustment seat of this utility model.

[0023] The reference numerals in the figure are as follows: 1. Gas flow control valve; 2. Throttling valve body; 3. Check valve; 4. Connecting pipe; 5. Connecting sleeve; 6. First flange; 7. Second flange; 8. Adjusting sleeve; 9. Bolt; 10. Adjusting rod; 11. Adjusting seat; 12. Insertion hole; 13. Knob; 14. Adjusting block; 15. Pin; 16. First internal thread; 17. Threaded groove; 18. Sealing ring; 19. Sealing gasket; 20. Second internal thread; 21. Sealing groove; 22. Threaded head; 23. Adjusting thread; 24. Threaded rod; 25. Guide block; 26. Guide groove; 27. First bevel gear; 28. Connecting shaft; 29. ​​Second bevel gear. Detailed Implementation

[0024] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the scope of protection of the present utility model.

[0025] Please see Figures 1-5 The present invention provides the following technical solution: Example

[0026] To address the problem in existing technologies where adjustments are inconvenient based on connection dimensions during the docking process, the following solution is disclosed, specifically as follows: Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, the single-point gas flow energy-saving control valve provided in this application includes a gas flow control valve 1, a throttle valve body 2, and a one-way valve 3. The gas flow control valve 1 is composed of the throttle valve body 2 and the one-way valve 3. A connecting pipe 4 is fixed to one side of the throttle valve body 2, and a connecting sleeve 5 is sleeved on the outside of the connecting pipe 4. A first flange 6 is fixed to one side of the connecting sleeve 5. A second flange 7 is connected to one side of the first flange 6 by bolts 9, and an adjusting sleeve 8 is fixed to the outside of the second flange 7. A sealing ring 18 is fixed to the inside of the second flange 7. A sealing gasket 19 is fixed to one side of the sealing ring 18, and the sealing gasket 19 is made of rubber. A sealing groove 21 is provided on the outside of the connecting sleeve 5, and the sealing groove 21 is connected to the sealing ring 18. A second internal thread 20 is provided inside the adjusting sleeve 8, and a first internal thread 16 is provided inside the connecting sleeve 5.

[0027] In this embodiment, during use, the connecting sleeve 5 is connected to the external thread on the outside of the connecting pipe 4 via the first internal thread 16, and the adjusting sleeve 8 is connected to the external thread on the outside of the external pipe via the second internal thread 20. At the same time, the connecting sleeve 5 and the adjusting sleeve 8 are interconnected, and the sealing performance at the connection is enhanced by the sealing ring 18 and the sealing groove 21. When the size of the external pipe is different, the adjusting sleeve 8 can be replaced with an adjusting sleeve 8 of different diameters to make it compatible with the external pipe, thereby reducing the overall replacement cost of the gas flow control valve 1 and improving its practicality and flexibility. During the use of the gas flow control valve 1, when the gas flows in the forward direction, the one-way valve 3 is closed and the throttle valve body 2 throttles; when the gas flows in the reverse direction, the one-way valve 3 is open and no throttling is performed, thereby achieving precise control of the gas flow. Example

[0028] This embodiment differs from Embodiment 1 in that it incorporates a support component to reinforce the connection point. Specifically, as shown below...Figure 1 , Figure 2 and Figure 5 As shown, the bottom end of the connecting sleeve 5 is connected to an adjusting rod 10, and the bottom end of the adjusting rod 10 is connected to an adjusting seat 11. A threaded rod 24 is rotatably connected to the bottom end inside the adjusting seat 11. An adjusting thread 23 is provided at the bottom end of the adjusting rod 10, and the adjusting thread 23 and the threaded rod 24 are threadedly connected. A second bevel gear 29 is fixed to the bottom end of the outer side of the threaded rod 24. One end of the adjusting seat 11 is connected to a knob 13, and a connecting shaft 28 is fixed to the inner side of the knob 13. The inner side of the connecting shaft 28 extends into the interior of the adjusting seat 11 and is fixed with a first bevel gear 27. A bevel gear 27 and a second bevel gear 29 are meshed together. Guide blocks 25 are fixed on both sides of the adjusting rod 10. Guide grooves 26 are provided on both sides inside the adjusting seat 11, and the guide grooves 26 are connected to the guide blocks 25. A threaded head 22 is fixed at the top of the adjusting rod 10. A threaded groove 17 is provided at the bottom of the connecting sleeve 5, and the threaded groove 17 and the threaded head 22 are threaded together. An adjusting block 14 is fixed on one side of the knob 13. Insertion holes 12 are evenly provided on the outer side of the adjusting seat 11, and a pin 15 is engaged inside the insertion hole 12 by the adjusting block 14.

[0029] In this embodiment, the threaded head 22 and threaded groove 17 facilitate the assembly and disassembly of the support assembly during use. Rotating the knob 13 drives the first bevel gear 27 and the second bevel gear 29 to mesh and connect, thereby driving the threaded rod 24 to rotate. Under the action of the threaded connection, the adjusting rod 10 is raised and lowered, thus realizing the adjustment of the overall height of the support assembly. After the adjustment is completed, the bottom of the adjusting seat 11 is fixed to the connecting surface, which facilitates the support and reinforcement of the connecting sleeve 5, reduces shaking, and improves the connection effect.

[0030] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A single-point gas flow energy-saving control valve, comprising a gas flow control valve (1), a throttle valve body (2) and a check valve (3), wherein the gas flow control valve (1) is composed of a throttle valve body (2) and a check valve (3); Its features are: A connecting pipe (4) is fixed on one side of the throttle valve body (2), and a connecting sleeve (5) is sleeved on the outside of the connecting pipe (4). A first flange (6) is fixed on one side of the connecting sleeve (5). A second flange (7) is connected to one side of the first flange (6) by bolts (9). An adjusting sleeve (8) is fixed on the outside of the second flange (7). A sealing ring (18) is fixed on the inside of the second flange (7). A sealing groove (21) is provided on the outside of the connecting sleeve (5), and the sealing groove (21) and the sealing ring (18) are connected. A second internal thread (20) is provided inside the adjusting sleeve (8), and a first internal thread (16) is provided inside the connecting sleeve (5).

2. The single-point gas flow energy-saving control valve according to claim 1, characterized in that: The bottom end of the connecting sleeve (5) is connected to an adjusting rod (10), and the bottom end of the adjusting rod (10) is connected to an adjusting seat (11).

3. The single-point gas flow energy-saving control valve according to claim 2, characterized in that: The bottom of the adjusting seat (11) is rotatably connected to a threaded rod (24). The bottom of the adjusting rod (10) is provided with an adjusting thread (23), and the adjusting thread (23) and the threaded rod (24) are threadedly connected. The bottom of the outer side of the threaded rod (24) is fixed with a second bevel gear (29). One end of the adjusting seat (11) is connected to a knob (13), and the inner side of the knob (13) is fixed with a connecting shaft (28). The inner side of the connecting shaft (28) extends into the interior of the adjusting seat (11) and is fixed with a first bevel gear (27), and the first bevel gear (27) and the second bevel gear (29) are meshed together.

4. The single-point gas flow energy-saving control valve according to claim 2, characterized in that: Guide blocks (25) are fixed on both sides of the adjusting rod (10), and guide grooves (26) are provided on both sides inside the adjusting seat (11), and the guide grooves (26) are connected to the guide blocks (25).

5. The single-point gas flow energy-saving control valve according to claim 2, characterized in that: The top end of the adjusting rod (10) is fixed with a threaded head (22), and the bottom end of the connecting sleeve (5) is provided with a threaded groove (17), and the threaded groove (17) and the threaded head (22) are threadedly connected.

6. The single-point gas flow energy-saving control valve according to claim 3, characterized in that: An adjustment block (14) is fixed on one side of the knob (13), and the outer side of the adjustment seat (11) is evenly provided with sockets (12), and the inside of the sockets (12) is secured with a pin (15) by the adjustment block (14).

7. The single-point gas flow energy-saving control valve according to claim 1, characterized in that: A sealing gasket (19) is fixed on one side of the sealing ring (18), and the sealing gasket (19) is made of rubber.

Images