CN219328008U

CN219328008U - Tail end pressure regulating device for gas delivery

Info

Publication number: CN219328008U
Application number: CN202320012668.2U
Authority: CN
Inventors: 魏超; 李佳; 陈凤凯; 梁梓恒
Original assignee: Shenzhen Shengshi Environmental Protection And Energy Co ltd
Current assignee: Shenzhen Shengshi Environmental Protection And Energy Co ltd
Priority date: 2023-01-04
Filing date: 2023-01-04
Publication date: 2023-07-11
Anticipated expiration: 2033-01-04

Abstract

The utility model discloses a gas transmission tail end pressure regulating device which comprises a shell and a support, wherein a touch display screen and a cooling fan are embedded on the surface of the shell, a pressure transmitter and a central processing unit are installed in the shell, an air inlet pipe is installed at the input end of the pressure transmitter, and an exhaust pipe is installed at the output end of the pressure transmitter. The utility model discloses a central processing unit passes through MODBUS SRTU communication mode and receives generator on-off state and generating power data from generating set monitored control system to make timely analysis processing, obtain accurate gas consumption information and the aperture data integral value of valve that diffuses, and carry out the aperture control of valve that diffuses according to real-time pipeline's pressure, can make the advance pressure regulating action immediately when generating set reduces power suddenly or shut down, release unnecessary gas in advance, prevent to hold down the pressure and various adverse consequences that cause.

Description

Tail end pressure regulating device for gas delivery

Technical Field

The utility model relates to the technical field of gas power generation, in particular to a gas transmission tail end pressure regulating device.

Background

In the gas power generation industry, after gas is conveyed to a generator set to participate in power generation, redundant gas is directly diffused from the tail end of a conveying system, and the method is a mode in the industry, because a clear channel for gas which is extracted from underground to the ground by a extraction station is ensured to be diffused in time or used for power generation, when the power generation is utilized, the generator set can be directly caused to reduce the power generation or stop suddenly due to the fact that the methane content concentration of the gas is changed, in this case, the total gas consumption of the generator set can be suddenly reduced, if a diffusion valve at the tail end cannot be opened very timely, the redundant gas can be blocked in a pipeline, the pressure at the front end is increased, the gas extraction station is seriously and directly influenced, and a very dangerous safety accident occurs, so that the requirement on the timeliness of tail end diffusion is very high;

the existing tail end diffusing method is mainly performed by manually controlling an electric regulating valve, and also can be controlled by using a pressure switch, so that the problem usually occurring under the condition of manual control is that manual reaction is not rapid enough, so that diffusing cannot be controlled timely, the pressure switch acts only when the pressure rises to a set value, but the pressure change in a pipeline is not a linear change process, more is irregular fluctuation, when the pressure reaches the set value of the pressure switch, the pressure is likely to be only an instantaneous value, misoperation or lag of pressure regulation is generated, and gas diffusing is not timely caused.

Disclosure of Invention

The utility model aims to provide a gas transmission tail end pressure regulating device, which is used for analyzing the power generation switch state and the power generation data of a power generation unit monitoring unit through a central processing unit so as to control a bleeding valve, so as to solve the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a tail end pressure regulating device is carried to gas, includes casing and support, touch display screen and radiator fan are inlayed to the surface of casing, the internally mounted of casing has pressure transmitter and central processing unit, the intake pipe is installed to pressure transmitter's input, the blast pipe is installed to pressure transmitter's output, and intake pipe and blast pipe all run through in the surface of casing and extend to the external world, touch display screen and pressure transmitter all with central processing unit electric connection, the top cap is detachably installed at the top of casing, be provided with coupling assembling between top cap and the casing;

the connecting assembly comprises a mounting seat, a claw and a limiting rod, wherein the mounting seat is fixedly arranged on the surface of the shell, the claw is rotationally connected to the surface of the mounting seat, the claw which is arranged into an L-shaped structure is assembled on the side face of the top cover, the claw is attached to the surface of the mounting seat, and the limiting rod is clamped in a gap between the claw and the top cover.

Preferably, a fixing component is arranged between the shell and the support, the fixing component comprises a connecting seat, a lock tongue and a cavity, the connecting seat is fixedly connected to the surface of the shell through a screw, the lock tongue is integrally formed at the bottom of the connecting seat, the cavity matched with the lock tongue is formed in the surface of the support, and the lock tongue is inserted into the cavity.

Preferably, a locking component is arranged between the lock tongue and the support, the locking component comprises a locking hole, a locking rod, a containing cavity and a driving plate, the containing cavity is formed in the support, the driving plate is connected to the inside of the containing cavity in a sliding mode, the locking rod is fixedly connected to the surface of the driving plate, the locking hole matched with the locking rod is formed in the surface of the lock tongue, and the locking rod is inserted into the locking hole.

Preferably, a spring is fixedly arranged between the accommodating cavity and the driving plate, and the outer wall of the spring is attached to the inner wall of the accommodating cavity.

Preferably, the surfaces of the accommodating cavity and the driving plate are integrally formed with limiting seats, and two ends of the spring are respectively sleeved on the surfaces of the two groups of limiting seats.

Preferably, the inside of support has offered the spacing groove, communicate each other between spacing groove and the holding chamber, the surface integrated into one piece of drive plate has the trailing arm, trailing arm sliding connection is in the inside of spacing groove.

Preferably, the surface of support has seted up the spout, the spacing groove communicates in the external world through the spout, the surface integrated into one piece of traction arm has the traction block, traction block sliding connection is in the inside of spout, and the surface integrated into one piece of traction block has the plectrum.

Preferably, the surface of the driving plate is provided with a groove, the inner wall of the groove is rotationally connected with a roller through a rotating shaft, and the surface of the roller is attached to the inner wall of the accommodating cavity.

Preferably, the locking rod, the driving plate, the accommodating cavity and the spring are concentrically arranged, and a channel for moving the locking rod is further formed in the support.

Preferably, the surface integrated into one piece of support has two sets of installation feet, and two sets of the central part of installation foot has all been seted up the through-hole that is used for the mounting bolt.

Compared with the prior art, the utility model has the beneficial effects that:

the utility model discloses a central processing unit passes through MODBUS SRTU communication mode and receives generator on-off state and generating power data from generating set monitored control system to make timely analysis processing, obtain accurate gas consumption information and the aperture data integral value of valve that diffuses, and carry out the aperture control of valve that diffuses according to real-time pipeline's pressure, can make the advance pressure regulating action immediately when generating set reduces power suddenly or shut down, release unnecessary gas in advance, prevent to hold down the pressure and various adverse consequences that cause.

Drawings

FIG. 1 is a schematic diagram of the main structure of the present utility model;

FIG. 2 is an enlarged schematic view of the area A of FIG. 1 according to the present utility model;

FIG. 3 is a schematic view of the connection structure of the bolt and the support of the present utility model;

fig. 4 is a system block diagram of the present utility model.

In the figure: 1. a housing; 2. a touch display screen; 3. an air inlet pipe; 4. a top cover; 5. a pressure transmitter; 6. an exhaust pipe; 7. a support; 8. a heat radiation fan; 9. a mounting foot; 10. a connecting seat; 11. a mounting base; 12. a claw; 13. a limit rod; 14. a pulling piece; 15. a cavity; 16. a bolt; 17. a locking lever; 18. a roller; 19. a spring; 20. a receiving chamber; 21. a limit seat; 22. a driving plate; 23. a traction arm; 24. a locking hole; 25. a chute; 26. and a limit groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 4, the present utility model provides a technical solution: the pressure regulating device at the tail end of gas delivery comprises a shell 1 and a support 7;

the touch display screen 2 and the cooling fan 8 are embedded on the surface of the shell 1, the pressure transmitter 5 and the central processing unit are arranged in the shell 1, the air inlet pipe 3 is arranged at the input end of the pressure transmitter 5, the air outlet pipe 6 is arranged at the output end of the pressure transmitter 5, the air inlet pipe 3 and the air outlet pipe 6 penetrate through the surface of the shell 1 and extend to the outside, the touch display screen 2 and the pressure transmitter 5 are electrically connected with the central processing unit, the top of the shell 1 is detachably provided with the top cover 4, a connecting component is arranged between the top cover 4 and the shell 1, and the central processing unit is ARMCPU of an STM32F1XX chip;

the connecting assembly comprises a mounting seat 11, a claw 12 and a limiting rod 13, wherein the mounting seat 11 is fixedly arranged on the surface of the shell 1, the claw 12 is rotatably connected to the surface of the mounting seat 11, the claw 12 which is arranged into an L-shaped structure is assembled on the side surface of the top cover 4, the claw 12 is attached to the surface of the mounting seat 11, and the limiting rod 13 is clamped in a gap between the claw 12 and the top cover 4;

as an optimization scheme of the utility model, a fixing component is arranged between the shell 1 and the support 7, the fixing component comprises a connecting seat 10, a lock tongue 16 and a cavity 15, the connecting seat 10 is fixedly connected to the surface of the shell 1 through screws, the lock tongue 16 is integrally formed at the bottom of the connecting seat 10, the cavity 15 matched with the lock tongue 16 is formed on the surface of the support 7, the lock tongue 16 is inserted into the cavity 15, and the detachable connection between the shell 1 and the support 7 can be realized through the arrangement of the fixing component, so that the whole use is convenient;

as an optimization scheme of the utility model, a locking assembly is arranged between a lock tongue 16 and a support 7, the locking assembly comprises a locking hole 24, a locking rod 17, a containing cavity 20 and a driving plate 22, the containing cavity 20 is arranged in the support 7, the driving plate 22 is connected in a sliding manner in the containing cavity 20, the locking rod 17 is fixedly connected to the surface of the driving plate 22, the locking hole 24 matched with the locking rod 17 is arranged on the surface of the lock tongue 16, the locking rod 17 is inserted into the locking hole 24, and the connection strength between the lock tongue 16 and the support 7 can be increased through the arrangement of the locking assembly;

as an optimization scheme of the utility model, a spring 19 is fixedly arranged between a containing cavity 20 and a driving plate 22, the outer wall of the spring 19 is attached to the inner wall of the containing cavity 20, limiting seats 21 are uniformly formed on the surfaces of the containing cavity 20 and the driving plate 22, two ends of the spring 19 are respectively sleeved on the surfaces of two groups of limiting seats 21, the limiting seats 21 can limit the spring 19, the spring 19 can deform after being extruded by the driving plate 22, and when the pulling piece 14 loses stress, the spring 19 can drive the driving plate 22 to reset;

as an optimization scheme of the utility model, a limit groove 26 is formed in the support 7, the limit groove 26 is communicated with the accommodating cavity 20, a traction arm 23 is integrally formed on the surface of the driving plate 22, the traction arm 23 is slidably connected in the limit groove 26, and the driving plate 22 can be driven to synchronously move by the traction arm 23, so that the movement of the traction arm 23 can be converted into the movement of the driving plate 22;

as an optimization scheme of the utility model, the surface of the support 7 is provided with the sliding groove 25, the limit groove 26 is communicated with the outside through the sliding groove 25, the surface of the traction arm 23 is integrally formed with the traction block, the traction block is slidably connected to the inside of the sliding groove 25, the surface of the traction block is integrally formed with the poking plate 14, and the traction arm 23 can be conveniently driven in the limit groove 26 through the poking plate 14 and the traction block;

as an optimization scheme of the utility model, the surface of the driving plate 22 is provided with a groove, the inner wall of the groove is rotationally connected with the roller 18 through a rotating shaft, the surface of the roller 18 is attached to the inner wall of the accommodating cavity 20, the driving plate 22 can drive the roller 18 to synchronously move through the groove when moving, and the roller 18 can rotate in the groove, so that the driving plate 22 can conveniently and normally move;

as an optimization scheme of the utility model, the locking rod 17, the driving plate 22, the accommodating cavity 20 and the spring 19 are concentrically arranged, and a channel for the movement of the locking rod 17 is also arranged in the support 7;

as an optimization scheme of the utility model, two groups of mounting feet 9 are integrally formed on the surface of the support 7, through holes for mounting bolts are formed in the central parts of the two groups of mounting feet 9, and the support 7 can be fixed on a wall surface through the through holes and the mounting feet 9, so that the support is convenient for integral use.

The central processing unit receives the power on-off state and the power generation data of the generator from the upper computer of the generator set monitoring system in real time through a MODBUS R (metal oxide semiconductor) communication mode, timely analyzes and processes the total running power of the generator set to obtain accurate gas consumption information and an opening data integral value of a bleeding valve, controls the opening of the bleeding valve according to the pressure of a real-time pipeline through the pressure transmitter 5, rotates the limiting rod 13 when the device in the shell 1 needs to be maintained or replaced, enables the limiting rod 13 to rotate on the surface of the mounting seat 11, and enables the limiting rod 13 to be separated from the clamping jaw 12, so that the top cover 4 and the shell 1 can be detached;

when the shell 1 is used, the support 7 is fixed on a wall surface through the mounting feet 9, when the shell 1 needs to be disassembled, the pulling piece 14 is pushed, the pulling piece 14 drives the pulling block to move in the chute 25, the pulling block can drive the pulling arm 23 to synchronously move in the limiting groove 26 when moving, the pulling arm 23 can drive the driving plate 22 to synchronously move in the accommodating cavity 20 when moving, the driving plate 22 compresses the spring 19 when moving, and meanwhile, the driving plate 22 can drive the locking rod 17 to be separated from the locking hole 24, so that the lock tongue 16 can be moved out from the cavity 15, and separation between the shell 1 and the support 7 is realized.

Although embodiments of the present utility model 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 therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a tail end pressure regulating device is carried to gas, includes casing (1) and support (7), its characterized in that: the touch display screen (2) and the cooling fan (8) are embedded on the surface of the shell (1), a pressure transmitter (5) and a central processing unit are installed in the shell (1), an air inlet pipe (3) is installed at the input end of the pressure transmitter (5), an air outlet pipe (6) is installed at the output end of the pressure transmitter (5), the air inlet pipe (3) and the air outlet pipe (6) penetrate through the surface of the shell (1) and extend to the outside, the touch display screen (2) and the pressure transmitter (5) are electrically connected with the central processing unit, a top cover (4) is detachably installed at the top of the shell (1), and a connecting component is arranged between the top cover (4) and the shell (1);

the connecting assembly comprises a mounting seat (11), a claw (12) and a limiting rod (13), wherein the mounting seat (11) is fixedly arranged on the surface of the shell (1), the claw (12) is rotationally connected to the surface of the mounting seat (11), the claw (12) which is arranged into an L-shaped structure is assembled on the side face of the top cover (4), the claw (12) is attached to the surface of the mounting seat (11), and the limiting rod (13) is clamped in a gap between the claw (12) and the top cover (4).

2. The tail gas delivery pressure regulating device of claim 1, wherein: the novel lock comprises a shell body (1) and a support (7), wherein a fixing assembly is arranged between the shell body (1) and the support (7), the fixing assembly comprises a connecting seat (10), a lock tongue (16) and a cavity (15), the connecting seat (10) is fixedly connected to the surface of the shell body (1) through a screw, the lock tongue (16) is integrally formed in the bottom of the connecting seat (10), the cavity (15) matched with the lock tongue (16) is formed in the surface of the support (7), and the lock tongue (16) is inserted into the cavity (15).

3. The tail gas delivery pressure regulating device of claim 2, wherein: be provided with locking subassembly between spring bolt (16) and support (7), locking subassembly includes locking hole (24), locking lever (17), holds chamber (20) and drive plate (22), the inside of support (7) has been seted up and has been held chamber (20), the inside sliding connection who holds chamber (20) has drive plate (22), the surface rigid coupling of drive plate (22) has locking lever (17), locking hole (24) with locking lever (17) assorted are seted up on the surface of spring bolt (16), locking lever (17) are pegged graft in the inside of locking hole (24).

4. A gas delivery tail end pressure regulating device as claimed in claim 3, wherein: a spring (19) is fixedly arranged between the accommodating cavity (20) and the driving plate (22), and the outer wall of the spring (19) is attached to the inner wall of the accommodating cavity (20).

5. The tail gas delivery pressure regulating device as set forth in claim 4, wherein: the surface of holding chamber (20) and drive plate (22) all integrated into one piece has spacing seat (21), the both ends of spring (19) cup joint in the surface of two sets of spacing seats (21) respectively.

6. The tail gas delivery pressure regulating device of claim 5, wherein: the inside of support (7) has seted up spacing groove (26), intercommunication each other between spacing groove (26) and holding chamber (20), the surface integrated into one piece of drive plate (22) has traction arm (23), traction arm (23) sliding connection is in the inside of spacing groove (26).

7. The tail gas delivery pressure regulating device as set forth in claim 6, wherein: the surface of support (7) has seted up spout (25), spacing groove (26) are linked together in the external world through spout (25), the surface integrated into one piece of trailing arm (23) has the traction block, traction block sliding connection is in the inside of spout (25), and the surface integrated into one piece of traction block has plectrum (14).

8. The tail gas delivery pressure regulating device as set forth in claim 7, wherein: the surface of drive plate (22) is seted up flutedly, the inner wall of recess is connected with gyro wheel (18) through the pivot rotation, the surface laminating of gyro wheel (18) is in the inner wall that holds chamber (20).

9. The tail gas delivery pressure regulating device of claim 5, wherein: the locking rod (17), the driving plate (22), the accommodating cavity (20) and the spring (19) are concentrically arranged, and a channel for moving the locking rod (17) is further formed in the support (7).

10. The tail gas delivery pressure regulating device of claim 1, wherein: two groups of mounting feet (9) are integrally formed on the surface of the support (7), and through holes for mounting bolts are formed in the central parts of the two groups of mounting feet (9).