阅读说明：本技术 一种燃气管道自动调压装置 (Automatic pressure regulating device for gas pipeline ) 是由 江钟 于 2020-11-18 设计创作，主要内容包括：本发明公开了一种燃气管道自动调压装置,包括壳体,所述壳体内开设有T型空腔,所述T型空腔的左右两端分别固定套接有输气管,所述输气管的另一端分别延伸至壳体外,且输气管的输出端上固接有连接管,所述连接管的内壁上安装有气垫,且连接管的另一端固接有延伸部,所述延伸部的侧壁上啮合套接有铆钉,所述铆钉的另一端贯穿延伸部,且铆钉的伸出端上安装有卡块,且壳体的顶面固接有衔接架,所述衔接架的内底壁上安装有马达,所述马达的输出端上固接有丝杆。该燃气管道自动调压装置能够提高燃气管道内的气密性,使得燃气不易泄漏,降低了成本损失,提高了安全系数,且能够达到恒温控制和自动调节压力的目的。(The invention discloses an automatic pressure regulating device for a gas pipeline, which comprises a shell, wherein a T-shaped cavity is formed in the shell, gas pipes are fixedly sleeved at the left end and the right end of the T-shaped cavity respectively, the other ends of the gas pipes extend out of the shell respectively, a connecting pipe is fixedly connected to the output end of each gas pipe, an air cushion is mounted on the inner wall of each connecting pipe, an extending part is fixedly connected to the other end of each connecting pipe, a rivet is sleeved on the side wall of each extending part in an engaged mode, the other end of each rivet penetrates through the extending part, a clamping block is mounted at the extending end of each rivet, a connecting frame is fixedly connected to the top surface of the shell, a motor is mounted on the inner bottom wall of each connecting frame, and. This gas pipeline automatic pressure regulating device can improve the gas tightness in the gas pipeline for the difficult leakage of gas, the cost loss is reduced has improved factor of safety, and can reach thermostatic control and automatically regulated pressure's purpose.)

1. The utility model provides a gas pipeline automatic pressure regulating device, includes casing (1), its characterized in that: the improved air-cushion type air-cushion sealing device is characterized in that a T-shaped cavity is formed in the shell (1), air conveying pipes (2) are fixedly sleeved at the left end and the right end of the T-shaped cavity respectively, the other ends of the air conveying pipes (2) extend to the outside of the shell (1) respectively, connecting pipes (3) are fixedly connected to the output ends of the air conveying pipes (2), air cushions (4) are mounted on the inner wall of the connecting pipes (3), extending portions (5) are fixedly connected to the other ends of the connecting pipes (3), rivets (6) are sleeved on the side wall of the extending portions (5) in a meshed mode, the other ends of the rivets (6) penetrate through the extending portions (5), clamping blocks (7) are mounted on the extending ends of the rivets (6), connecting frames (8) are fixedly connected to the top surface of the shell (1), motors (9) are mounted on the inner bottom wall of the connecting frames (8), lead screws (10) are fixedly connected to the output ends of the, a sliding plate (11) is sleeved on the lead screw (10) in a sliding manner, a moving block (12) is fixedly connected to the bottom surface of the sliding plate (11), and the moving block (12) is meshed and sleeved with the lead screw (10);

establish the intake pipe and the outlet duct of external gas in two connecting pipes respectively, rotate the rivet on the extension, make the rivet drive the fixture block and move down, and then make the fixture block compress tightly fixed intake pipe and outlet duct, make intake pipe and outlet duct be difficult for breaking away from, simultaneously pass through the leading-in air cushion of through-hole on the connecting pipe with the cavity, make the air cushion inflation, and then fill the space in the connecting pipe, rethread gas-supply pipe is with the leading-in casing of gas, the starter motor, make the motor pass through the lead screw and drive the removal of removal piece, and the slide on the movable block receives the restraint of T type cavity, make the unable rotation of slide, and then make the movable block unable rotation, reach the mesh that makes the movable block descend.

2. The automatic pressure regulating device for the gas pipeline according to claim 1, characterized in that: the bottom surface of casing (1) is seted up flutedly, and the bottom surface meshing of casing (1) has cup jointed connecting block (13), in the top of connecting block (13) extended to the recess, and stretching into of connecting block (13) served and install spring (14), the other end rigid coupling of spring (14) has rubber pad (15), rubber pad (15) and recess slip cup joint, and the top surface rigid coupling of rubber pad (15) has ejector pin (16), the other end of ejector pin (16) extends to in the T type cavity.

3. The automatic pressure regulating device for the gas pipeline according to claim 2, characterized in that: the ejector rod (16) is located under the moving block (12), the connecting block (13) is in a T-shaped design, and the top end of the connecting block (13) is meshed and sleeved with the groove.

4. The automatic pressure regulating device for the gas pipeline according to claim 1, characterized in that: the top surface of the connecting frame (8) is provided with a temperature sensor (18), the output end of the temperature sensor (18) is electrically connected with the input end of the motor (9), and the sliding plate (11) is sleeved with the T-shaped cavity in a sliding mode.

5. The automatic pressure regulating device for the gas pipeline according to claim 1, characterized in that: the extension parts (5) and the clamping blocks (7) are respectively provided with two groups, the two groups of extension parts (5) and the clamping blocks (7) are respectively symmetrically arranged relative to the motor (9), the side wall of the connecting pipe (3) is provided with a through hole, and the other end of the through hole is fixedly sleeved with the air cushion (4).

6. The automatic pressure regulating device for the gas pipeline according to claim 2, characterized in that: an air pressure sensor (17) is installed on the side wall of the groove, and the output end of the air pressure sensor (17) is electrically connected with the motor (9).

Technical Field

The invention relates to the technical field of automatic pressure regulation of gas pipelines, in particular to an automatic pressure regulating device of a gas pipeline.

Background

In the prior art, most of the known gas pipeline pressure regulators at home and abroad are of a Reynolds type, the working principle of the pressure regulators is that a film is blown as an inductive element, and the valve opening is adjusted after the valve opening is amplified through the lever action, the pressure regulators need to form a huge system to complete pressure regulation, the investment is very large, and a large number of users are affected during fault first-aid repair or normal repair due to large-area gas supply;

domestic pressure regulating device in market all adopts manual regulation, can not come automatically regulated pressure according to the temperature to reach thermostatic control, and general pressure regulating device is not strong with the leakproofness of gas pipeline, easily makes the gas leak, has improved the cost consumption, has brought the problem of potential safety hazard, for this reason, we provide a gas pipeline automatic pressure regulating device.

Disclosure of Invention

The invention aims to provide an automatic pressure regulating device for a gas pipeline, which solves the problems that the domestic pressure regulating devices in the background technology adopt manual regulation, the pressure cannot be automatically regulated according to the temperature, so that the constant temperature control cannot be achieved, the sealing performance between a general pressure regulating device and the gas pipeline is not strong, the gas is easy to leak, the cost consumption is increased, and the potential safety hazard is caused.

In order to achieve the purpose, the invention provides the following technical scheme: an automatic pressure regulating device for a gas pipeline comprises a shell, a T-shaped cavity is arranged in the shell, the left end and the right end of the T-shaped cavity are respectively fixedly sleeved with a gas pipe, the other end of the gas pipe respectively extends out of the shell, and the output end of the gas pipe is fixedly connected with a connecting pipe, the inner wall of the connecting pipe is provided with an air cushion, and the other end of the connecting pipe is fixedly connected with an extension part, the side wall of the extension part is engaged and sleeved with a rivet, the other end of the rivet penetrates through the extension part, a clamping block is arranged at the extending end of the rivet, a connecting frame is fixedly connected with the top surface of the shell, a motor is arranged on the inner bottom wall of the connecting frame, the output end of the motor is fixedly connected with a screw rod, the other end of the screw rod extends into the top end of the T-shaped cavity, and a sliding plate is sleeved on the screw rod in a sliding manner, a moving block is fixedly connected to the bottom surface of the sliding plate, and the moving block is meshed and sleeved with the screw rod.

Preferably, the bottom surface of casing is seted up flutedly, and the bottom surface meshing of casing has cup jointed the connecting block, in the top of connecting block extended to the recess, and the end of stretching into of connecting block served and install the spring, the other end rigid coupling of spring has the rubber pad, the rubber pad cup joints with the recess slip, and the top surface rigid coupling of rubber pad has the ejector pin, the other end of ejector pin extends to in the T type cavity.

Preferably, the ejector rod is located under the moving block, the connecting block is in a T-shaped design, and the top end of the connecting block is meshed and sleeved with the groove.

Preferably, the top surface of linking up the frame is installed temperature sensor, temperature sensor's output and the input electric connection of motor, the slide cup joints with T type cavity slip.

Preferably, the extending portions and the clamping blocks are respectively provided with two groups, the two groups of extending portions and the clamping blocks are respectively arranged symmetrically relative to the motor, the side wall of the connecting pipe is provided with a through hole, and the other end of the through hole is fixedly sleeved with the air cushion.

Preferably, an air pressure sensor is mounted on the side wall of the groove, and the output end of the air pressure sensor is electrically connected with the motor.

Compared with the prior art, the invention has the beneficial effects that:

the automatic pressure regulating device for the gas pipeline is characterized in that an air inlet pipe and an air outlet pipe of external gas are respectively sleeved in two connecting pipes, rivets on the extending parts are rotated, the rivets drive the clamping blocks to move downwards, the clamping blocks are further enabled to tightly press and fix the air inlet pipe and the air outlet pipe, the air inlet pipe and the air outlet pipe are enabled not to be separated easily, meanwhile, a hollow body is led into the air cushion through holes in the connecting pipes, the air cushion is enabled to expand, gaps in the connecting pipes are further filled, the purpose of improving the airtightness of the gas pipeline is achieved, the gas is enabled not;

the automatic pressure regulating device of the gas pipeline guides gas into the shell through the gas pipe, when the temperature sensor detects that the external temperature is higher than a specific value, the temperature sensor starts the motor, so that the motor drives the movable block to move through the lead screw, the sliding plate on the movable block is restrained by the T-shaped cavity, the sliding plate cannot rotate, and the movable block cannot rotate, thereby achieving the purpose of descending the movable block, reducing the gas transmission amount of the gas, further reducing the external temperature, increasing the gas pressure in the gas pipeline, simultaneously pushing the rubber pad to move downwards through the ejector rod by the movable block, increasing the pressure in the groove, when the pressure exceeds a rated value, the gas pressure sensor in the groove stops the motor, so that the pressure in the shell is stable, the overhigh pressure is avoided, meanwhile, the spring is compressed into the reset reserve kinetic energy of the rubber pad, when, the temperature sensor starts the motor, so that the motor rotates the lead screw, the process is repeated, the moving block rises, the air pressure in the gas pipeline is reduced, the external temperature is increased, and meanwhile, the spring rebounds to achieve the purposes of constant temperature control and automatic pressure regulation.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a cross-sectional view of the housing construction of the present invention;

FIG. 3 is a right sectional view of the connecting tube structure of the present invention;

FIG. 4 is an enlarged view of a portion A of the present invention.

In the figure: 1. a housing; 2. a gas delivery pipe; 3. a connecting pipe; 4. an air cushion; 5. an extension portion; 6. riveting; 7. a clamping block; 8. a linking frame; 9. a motor; 10. a screw rod; 11. a slide plate; 12. a moving block; 13. connecting blocks; 14. a spring; 15. a rubber pad; 16. a top rod; 17. an air pressure sensor; 18. a temperature sensor.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: an automatic pressure regulating device for a gas pipeline comprises a shell 1, a T-shaped cavity is formed in the shell 1, gas pipes 2 are fixedly sleeved at the left end and the right end of the T-shaped cavity respectively, the other ends of the gas pipes 2 extend out of the shell 1 respectively, a connecting pipe 3 is fixedly connected to the output end of the gas pipes 2, an air cushion 4 is mounted on the inner wall of the connecting pipe 3, an extending part 5 is fixedly connected to the other end of the connecting pipe 3, a rivet 6 is meshed and sleeved on the side wall of the extending part 5, the other end of the rivet 6 penetrates through the extending part 5, a clamping block 7 is mounted on the extending end of the rivet 6, a connecting frame 8 is fixedly connected to the top surface of the shell 1, a motor 9 is mounted on the inner bottom wall of the connecting frame 8, a lead screw 10 is fixedly connected to the output end of the motor 9, the other end of the lead screw 10 extends into the top end of the T, the moving block 12 is meshed and sleeved with the lead screw 10, so that the air tightness in a gas pipeline can be improved, gas is not easy to leak, the cost loss is reduced, and the safety coefficient is improved;

the bottom surface of the shell 1 is provided with a groove, the bottom surface of the shell 1 is engaged and sleeved with a connecting block 13, the top end of the connecting block 13 extends into the groove, a spring 14 is mounted at the extending end of the connecting block 13, the other end of the spring 14 is fixedly connected with a rubber pad 15, the rubber pad 15 is slidably sleeved with the groove, the top surface of the rubber pad 15 is fixedly connected with a push rod 16, and the other end of the push rod 16 extends into the T-shaped cavity, so that the purposes of constant temperature control and automatic pressure regulation can be achieved; the ejector rod 16 is positioned right below the moving block 12, the connecting block 13 is in a T-shaped design, and the top end of the connecting block 13 is meshed and sleeved with the groove, so that the structure is reasonable, and the air tightness of the groove is improved; the top surface of the connecting frame 8 is provided with a temperature sensor 18, the output end of the temperature sensor 18 is electrically connected with the input end of the motor 9, and the sliding plate 11 is in sliding sleeve joint with the T-shaped cavity, so that the external temperature can be controlled at constant temperature; the two groups of the extending parts 5 and the clamping blocks 7 are respectively arranged, the two groups of the extending parts 5 and the clamping blocks 7 are respectively arranged symmetrically about the motor 9, through holes are formed in the side wall of the connecting pipe 3, and the other ends of the through holes are fixedly sleeved with the air cushions 4, so that the connecting effect of the connecting pipe 3 is improved; an air pressure sensor 17 is mounted on the side wall of the groove, and the output end of the air pressure sensor 17 is electrically connected with the motor 9, so that the pressure in the gas pipeline does not exceed a rated value.

The working principle is as follows: an air inlet pipe and an air outlet pipe of external gas are respectively sleeved in the two connecting pipes 3, the rivet 6 on the extending part 5 is rotated to drive the fixture block 7 to move downwards, so that the fixture block 7 is tightly pressed and fixed with the air inlet pipe and the air outlet pipe, the air inlet pipe and the air outlet pipe are not easy to separate, meanwhile, a hollow body is led into the air cushion 4 through a through hole on the connecting pipe 3 to expand the air cushion 4, and further, a gap in the connecting pipe 3 is filled, the aim of improving the gas tightness of a gas pipeline is fulfilled, the gas is not easy to leak, the cost loss is reduced, the safety coefficient is improved, the gas is led into the shell 1 through the gas pipe 2, when the temperature sensor 18 detects that the external temperature is higher than a specific value, the motor 9 is started, the motor 9 drives the moving block 12 to move through the lead screw 10, thereby preventing the moving block 12 from rotating and lowering the moving block 12, reducing the gas transmission amount of the gas, thereby reducing the outside temperature, increasing the air pressure in the gas pipeline, simultaneously pushing the rubber pad 15 to move downwards by the moving block 12 through the ejector rod 16, increasing the pressure in the groove, when the pressure exceeds the rated value, the air pressure sensor 17 in the groove stops the motor 9, so that the pressure in the shell 1 is stable, the pressure is prevented from being too high, meanwhile, the spring 14 compresses to store kinetic energy for the resetting of the rubber pad 15, when the temperature sensor 18 detects that the outside temperature is lower than a specific value, the temperature sensor 18 starts the motor 9, the motor 9 rotates the screw rod 10, the process is repeated, the moving block 12 is raised, the air pressure in the gas pipeline is reduced, the outside temperature is increased, meanwhile, the spring 14 rebounds, so that the purposes of constant temperature control and automatic pressure regulation are achieved, and the operation is finished.

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