CN217235309U

CN217235309U - Gas flow pressure detection device

Info

Publication number: CN217235309U
Application number: CN202123113796.6U
Authority: CN
Inventors: 夏冰
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-12-13
Filing date: 2021-12-13
Publication date: 2022-08-19
Anticipated expiration: 2031-12-13

Abstract

The utility model relates to the technical field of gas detection, and discloses a gas flow pressure detection device, solving the technical problems that the current vortex flowmeter for gas flow pressure has no support function and has poor stability; the vortex flowmeter comprises a vortex flowmeter body and a rectangular frame, wherein an energy absorption pipe is fixedly arranged in the middle of the bottom end of the vortex flowmeter body, an energy storage mechanism is arranged in the energy absorption pipe, a tray is fixedly arranged at the bottom end of the energy absorption pipe, the middle of the bottom end of the tray is rotatably connected with a lead screw through a supporting mechanism, a hexagonal column is fixedly arranged at the bottom end of the lead screw, and the lead screw is in threaded connection with a threaded sleeve; the utility model discloses a screw thread bush at rectangle frame top middle part can support the lead screw, and the lead screw can support the tray through the rolling bearing, can support the vortex flowmeter body then, rotates the hexagonal post through the spanner, can drive the lead screw and rotate, and the lead screw rotates the in-process and can go up and down, is convenient for adjust the support height of vortex flowmeter body.

Description

Gas flow pressure detection device

Technical Field

The utility model relates to a gas detects technical field, especially relates to a gas flow pressure detection device.

Background

The fuel gas is a general term of gas fuel, can be combusted to release heat for residents and industrial enterprises, has various types, mainly comprises natural gas, artificial fuel gas, liquefied petroleum gas, methane and coal gas, and is usually required to detect the flow and pressure of the fuel gas through a vortex flowmeter when the fuel gas is conveyed through a pipeline;

the vortex flowmeter for the gas flow pressure does not have a supporting function at present, is poor in stability and easy to shake, does not have an energy storage device at present, is difficult to buffer the pressure which rises steeply, and easily causes gas leakage.

SUMMERY OF THE UTILITY MODEL

The utility model provides a gas flow pressure detection device has solved the eddy current meter who is used for gas flow pressure at present and has not had support function, the relatively poor technical problem of stability.

For solving the technical problem, the utility model provides a pair of gas flow pressure measurement, including vortex flowmeter body and rectangle frame, the fixed energy-absorbing pipe that is equipped with in middle part of vortex flowmeter body bottom, the inside of energy-absorbing pipe is equipped with energy storage mechanism, the bottom mounting of energy-absorbing pipe is equipped with the tray, the middle part of tray bottom is rotated through supporting mechanism and is connected with the lead screw, the bottom mounting of lead screw is equipped with the hexagonal post, lead screw threaded connection has the thread bush, the middle part fixed connection on thread bush and rectangle frame top.

Preferably, the supporting mechanism comprises a bearing with a seat, a rubber pad, four half-tooth screw rods and four nuts, the bottom end of the bearing with the seat is fixedly connected with the top end of the screw rod, the rubber pad is fixedly arranged at the top end of the bearing with the seat, the top end of the bearing with the seat is fixedly connected with the middle of the bottom end of the tray through the four half-tooth screw rods, the top end of each half-tooth screw rod is welded with the bottom end of the tray, and the four half-tooth screw rods are in threaded connection with the nuts.

Preferably, the energy storage mechanism comprises a piston, two sealing rings, a spring column and an energy absorption spring, the surface of the piston is clamped and connected with the two sealing rings, the two sealing rings are connected with the inner wall of the energy absorption pipe in a sliding mode, the spring column is fixedly arranged in the middle of the bottom end of the piston, the spring column is connected with the top end of the energy absorption spring in a threaded mode, and the bottom end of the energy absorption spring is in lap joint with the top end of the tray.

Preferably, the input end and the output end of the vortex flowmeter body are both fixedly provided with flanges, and the surfaces of the two flanges are both provided with a plurality of connecting holes.

Preferably, a connecting ring is fixedly arranged at the bottom end of the energy absorption pipe, a rubber ring is connected to the bottom end of the connecting ring in a clamping manner, and the bottom end of the connecting ring is fixedly connected with the top end of the tray through a bolt.

Preferably, the inner walls of four corners of the rectangular frame are fixedly provided with angle irons, the bottoms of two sides of the rectangular frame are fixedly provided with positioning plates, and the surfaces of the positioning plates are provided with positioning holes.

Compared with the prior art, the utility model provides a pair of gas flow pressure measurement has following beneficial effect:

the utility model provides a gas flow pressure detection device, the screw thread cover through rectangle frame top middle part can support the lead screw, the lead screw can support the tray through the rolling bearing, then can support the eddy current meter body, rotate the hexagonal column through the spanner, can drive the lead screw and rotate, the lead screw rotates the in-process and can go up and down, then can drive the tray and go up and down, the supporting height of the eddy current meter body of being convenient for to revolve is adjusted, the flexibility is good, the lead screw rotates the in-process, the rolling bearing can avoid the lead screw to transmit torsion to the tray, can provide the buffering to between rolling bearing and the tray through the rubber pad, can absorb the kinetic energy of tray, the rolling eddy current meter body provides the buffering, can reduce the range of shaking of the eddy current meter body, the stability of rectangle frame has been improved.

The utility model provides a gas flow pressure detection device, which adopts a tray capable of supporting an energy absorption spring, and a piston can be supported and stored energy activity can be carried out through the energy absorption spring, by connecting a vortex flowmeter body with a gas pipeline, when the pressure in the gas pipeline increases steeply, the piston can be pressed, the piston can compress the energy absorption spring and carry out energy absorption activity, and buffer can be provided for the air pressure in the gas pipeline, thereby avoiding the gas leakage through the connection part of the vortex flowmeter body and the gas pipeline, after the pressure in the gas pipeline is reduced, the energy absorption spring can push the piston to reset, the sealing property between the piston and the inner wall of the energy absorption pipe can be improved through two sealing rings, the sealing property between a connecting ring and the tray can be improved through a rubber ring, when the sealing property of the piston is reduced, the gas leakage through a gap between the connecting ring and the tray can be avoided, the safety is good, the piston and the energy-absorbing spring can be conveniently taken out by detaching the tray from the connecting ring.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural diagram of the vortex flowmeter body of the present invention;

FIG. 3 is a schematic cross-sectional view of the energy-absorbing tube of the present invention;

fig. 4 is a schematic view of a cross-sectional structure of the energy storage mechanism of the present invention.

Reference numbers in the figures: 1. a vortex flowmeter body; 2. a flange; 3. an energy absorbing tube; 4. a connecting ring; 5. a tray; 6. a support mechanism; 61. a pedestal bearing; 62. a rubber pad; 63. a half-thread screw; 64. a nut; 7. a screw rod; 8. a hexagonal column; 9. a threaded sleeve; 10. a rectangular frame; 11. angle iron; 12. positioning a plate; 13. a rubber ring; 14. an energy storage mechanism; 141. a piston; 142. a seal ring; 143. a spring post; 144. an energy-absorbing spring.

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 some embodiments of the present invention, not all embodiments; based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the first embodiment, given by fig. 1-4, the utility model discloses a vortex flowmeter body 1 and rectangle frame 10, the fixed energy-absorbing pipe 3 that is equipped with in middle part of vortex flowmeter body 1 bottom, the inside of energy-absorbing pipe 3 is equipped with energy storage mechanism 14, the bottom mounting of energy-absorbing pipe 3 is equipped with tray 5, the middle part of tray 5 bottom is rotated through supporting mechanism 6 and is connected with lead screw 7, the bottom mounting of lead screw 7 is equipped with hexagonal column 8, lead screw 7 threaded connection has thread bush 9, thread bush 9 and the middle part fixed connection on rectangle frame 10 top.

In the second embodiment, on the basis of the first embodiment, the supporting mechanism 6 includes a bearing 61 with a seat, a rubber pad 62, four half-threaded screws 63 and four nuts 64, the bottom end of the bearing 61 with a seat is fixedly connected with the top end of the screw rod 7, the rubber pad 62 is fixedly arranged at the top end of the bearing 61 with a seat, the top end of the bearing 61 with a seat is fixedly connected with the middle part of the bottom end of the tray 5 through the four half-threaded screws 63, the top ends of the four half-threaded screws 63 are all welded with the bottom end of the tray 5, the four half-threaded screws 63 are all in threaded connection with the nuts 64, the screw rod 7 can support the tray 5 through the bearing 61 with a seat, during the rotation of the screw rod 7, the bearing 61 with a seat can prevent the screw rod 7 from transmitting the torque force to the tray 5, the rubber pad 62 can buffer between the bearing 61 with a seat and the tray 5, can absorb the kinetic energy of the tray 5, buffer the vortex flowmeter body 1, can reduce the jitter amplitude of the vortex flowmeter body 1, the stability of the rectangular frame 10 is improved.

In the third embodiment, on the basis of the first embodiment, the energy storage mechanism 14 includes a piston 141, two sealing rings 142, a spring column 143, and an energy absorbing spring 144, the two sealing rings 142 are connected to the surface of the piston 141 in a snap-fit manner, both the two sealing rings 142 are slidably connected to the inner wall of the energy absorbing tube 3, the spring column 143 is fixedly disposed in the middle of the bottom end of the piston 141, the spring column 143 is connected to the top end of the energy absorbing spring 144 in a threaded manner, the bottom end of the energy absorbing spring 144 is overlapped with the top end of the tray 5, the energy absorbing spring 144 can be supported by the tray 5, the piston 141 can be supported by the energy absorbing spring 144 for energy storing, through connecting vortex flowmeter body 1 with the gas pipeline, when gas pipeline internal pressure increases suddenly, can exert pressure to piston 141, piston 141 can compress energy-absorbing spring 144, carries out the energy-absorbing activity, can provide the buffering to the inside atmospheric pressure of gas pipeline, can avoid the gas to leak through the junction of vortex flowmeter body 1 and gas pipeline.

Fourth embodiment, on the basis of first embodiment, the input and the output of vortex flowmeter body 1 all fixedly are equipped with flange 2, and a plurality of connecting hole has all been seted up on the surface of two flanges 2, are convenient for connect the gas pipeline with vortex flowmeter body 1 through two flanges 2.

Fifth embodiment, on the basis of the first embodiment, the connection ring 4 is fixedly arranged at the bottom end of the energy absorption tube 3, the rubber ring 13 is connected to the bottom end of the connection ring 4 in a clamping manner, the bottom end of the connection ring 4 is fixedly connected with the top end of the tray 5 through a bolt, the sealing performance between the connection ring 4 and the tray 5 is improved through the rubber ring 13, when the sealing performance of the piston 141 is reduced, gas can be prevented from leaking through a gap between the connection ring 4 and the tray 5, and the safety is good.

Sixth embodiment, on the basis of first embodiment, the inner walls of four corners of rectangular frame 10 are all fixed and are equipped with angle bar 11, and the bottom of rectangular frame 10 both sides is all fixed and is equipped with locating plate 12, and the locating hole has all been seted up on the surface of two locating plates 12, has improved rectangular frame 10's compressive capacity through angle bar 11, is convenient for fix rectangular frame 10 on ground through the locating hole of locating plate 12.

The working principle is as follows:

the first innovation point implementation step:

the first step is as follows: the vortex flowmeter comprises a vortex flowmeter body 1, a flange 2, a positioning plate 12, a gas pipeline, a vortex flowmeter body 1, a rectangular frame 10 and a gas pipeline, wherein the vortex flowmeter body 1 is connected with the gas pipeline through the flange 2;

the second step is that: the screw thread sleeve 9 in the middle of the top end of the rectangular frame 10 can support the screw rod 7, the screw rod 7 can support the tray 5 through the bearing 61 with the seat, and then the vortex flowmeter body 1 can be supported, a worker can rotate the hexagonal column 8 through a wrench to drive the screw rod 7 to rotate, the screw rod 7 can lift in the rotating process, and then the tray 5 can be driven to lift, so that the support height of the vortex flowmeter body 1 can be conveniently adjusted, and the vortex flowmeter has good flexibility;

the third step: the lead screw 7 rotates the in-process, and the screw 7 can be avoided transmitting torsion to tray 5 by rolling bearing 61, and rubber pad 62 can provide the buffering between rolling bearing 61 and the tray 5, can absorb tray 5's kinetic energy, provide the buffering to vortex flowmeter body 1, can reduce vortex flowmeter body 1's shake range, can improve the stability of rectangle frame 10.

The implementation step of the second innovation point:

the first step is as follows: in the process of conveying gas, the tray 5 can support the energy absorption spring 144, the energy absorption spring 144 can support the piston 141 and perform energy storage activity, when the pressure in the gas pipeline is increased steeply, the piston 141 can be pressed, the piston 141 can compress the energy absorption spring 144 and perform energy absorption activity, the gas pressure in the gas pipeline can be buffered, and the gas is prevented from leaking from the connection part of the vortex flowmeter body 1 and the gas pipeline;

the second step: after the internal pressure of the gas pipeline is reduced, the energy-absorbing spring 144 can push the piston 141 to reset, and the two sealing rings 142 can improve the sealing property between the piston 141 and the inner wall of the energy-absorbing pipe 3;

the third step: can improve the leakproofness between go-between 4 and the tray 5 through rubber ring 13, when piston 141 leakproofness descends, can avoid the gas to leak through the gap between go-between 4 and the tray 5, the staff dismantles tray 5 and go-between 4, conveniently takes out piston 141 and energy-absorbing spring 144.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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.

Claims

1. The utility model provides a gas flow pressure measurement, includes vortex flowmeter body (1) and rectangle frame (10), its characterized in that: the fixed energy-absorbing pipe (3) that is equipped with in middle part of vortex flowmeter body (1) bottom, the inside of energy-absorbing pipe (3) is equipped with energy storage mechanism (14), the bottom mounting of energy-absorbing pipe (3) is equipped with tray (5), the middle part of tray (5) bottom is rotated through supporting mechanism (6) and is connected with lead screw (7), the bottom mounting of lead screw (7) is equipped with hexagonal post (8), lead screw (7) threaded connection has thread bush (9), thread bush (9) and the middle part fixed connection on rectangle frame (10) top.

2. The gas flow pressure detection device according to claim 1, wherein the support mechanism (6) comprises a bearing with seat (61), a rubber pad (62), four half-threaded screws (63) and four nuts (64), the bottom end of the bearing with seat (61) is fixedly connected with the top end of the screw rod (7), the rubber pad (62) is fixedly arranged at the top end of the bearing with seat (61), the top end of the bearing with seat (61) is fixedly connected with the middle part of the bottom end of the tray (5) through the four half-threaded screws (63), the top ends of the four half-threaded screws (63) are all welded with the bottom end of the tray (5), and the four half-threaded screws (63) are all in threaded connection with the nuts (64).

3. The gas flow pressure detection device according to claim 1, wherein the energy storage mechanism (14) comprises a piston (141), two sealing rings (142), a spring column (143) and an energy absorption spring (144), the two sealing rings (142) are connected to the surface of the piston (141) in a clamping manner, the two sealing rings (142) are both connected to the inner wall of the energy absorption pipe (3) in a sliding manner, the spring column (143) is fixedly arranged in the middle of the bottom end of the piston (141), the spring column (143) is in threaded connection with the top end of the energy absorption spring (144), and the bottom end of the energy absorption spring (144) is overlapped with the top end of the tray (5).

4. The gas flow pressure detection device according to claim 1, wherein flanges (2) are fixedly arranged at the input end and the output end of the vortex flowmeter body (1), and a plurality of connecting holes are formed in the surfaces of the two flanges (2).

5. The gas flow pressure detection device according to claim 1, wherein a connecting ring (4) is fixedly arranged at the bottom end of the energy absorption pipe (3), a rubber ring (13) is connected to the bottom end of the connecting ring (4) in a clamping manner, and the bottom end of the connecting ring (4) is fixedly connected with the top end of the tray (5) through a bolt.

6. The gas flow pressure detection device according to claim 1, wherein angle irons (11) are fixedly arranged on the inner walls of four corners of the rectangular frame (10), positioning plates (12) are fixedly arranged at the bottoms of two sides of the rectangular frame (10), and positioning holes are formed in the surfaces of the two positioning plates (12).