CN-224231173-U - Gas pressure reducer detection device

CN224231173UCN 224231173 UCN224231173 UCN 224231173UCN-224231173-U

Abstract

The utility model relates to the technical field of gas pressure reducers, in particular to a gas pressure reducer detection device. The detection device comprises a base, a detection mechanism, a tensioning and positioning mechanism and a propping mechanism, wherein the detection mechanism comprises an air pipe, the air inlet end of the air pipe is connected with an air source, the air outlet end of the air pipe is connected with the tensioning and positioning mechanism, the tensioning and positioning mechanism comprises a first tensioning and positioning component and a second tensioning and positioning component, the air inlet end of the first tensioning and positioning component is connected with the air outlet end of the air pipe, the air outlet end of the first tensioning and positioning component is connected with the air inlet end of the second tensioning and positioning component, the air outlet end of the second tensioning and positioning component is connected with the air inlet end of a pressure reducer, the propping mechanism comprises an arc-shaped piece and a propping component, the arc-shaped piece is horizontally adjustable and arranged on the first tensioning and positioning component, and the propping component is slidably arranged on the arc-shaped piece. According to the ejection mechanism, the ejection assembly with the adjustable angle is arranged, so that the calibration of pressure reducers of different types can be met, the application is flexible and convenient, and the practicability is higher.

Inventors

LIU YANG
YANG YANG
WANG JING
LIU NAI
SUN JINCHEN
HUANG KUN
GUO JIN
XU XIN
LIU AIBO
XUE LIKAI
JIN JIANXUN
WU PINZHENG

Assignees

大连计量检验检测研究院有限公司

Dates

Publication Date: 20260512
Application Date: 20250516

Claims (10)

1. The gas pressure reducer detection device is characterized by comprising a base, a detection mechanism, a tensioning and positioning mechanism and a tightening mechanism, wherein the detection mechanism and the tensioning and positioning mechanism are respectively arranged on the base, The detection mechanism comprises an air pipe, a valve and a standard meter, wherein the air inlet end of the air pipe is connected with an air source, the air outlet end of the air pipe is connected with the tensioning and positioning mechanism, and the valve and the standard meter are connected to the air pipe; The tensioning and positioning mechanism comprises a first tensioning and positioning assembly and a second tensioning and positioning assembly, wherein the air inlet end of the first tensioning and positioning assembly is connected with the air outlet end of the air pipe, the air outlet end of the first tensioning and positioning assembly is connected with the air inlet end of the second tensioning and positioning assembly, and the second tensioning and positioning assembly is used for tensioning the air reducer and enabling the air outlet end of the second tensioning and positioning assembly to be connected with the air inlet end of the air reducer; The propping mechanism comprises an arc-shaped piece and a propping assembly used for propping and communicating the air outlet end of the gas pressure reducer, the arc-shaped piece is arranged on the first tensioning and positioning assembly in a horizontally adjustable mode, the propping assembly is arranged on the arc-shaped piece in a sliding mode, and the propping assembly is connected with the gas recovery device through a pressure hose.
2. The device of claim 1, wherein the positioning mechanism further comprises a first gas communicating member and a second gas communicating member, the first gas communicating member is disposed on the base, the gas inlet end of the first gas communicating member is connected with the gas pipe, the gas outlet end of the first gas communicating member is connected with the gas inlet end of the first positioning assembly, the gas outlet end of the first positioning assembly is connected with the gas inlet end of the second gas communicating member, the gas outlet end of the second gas communicating member is connected with the gas inlet end of the second positioning assembly, and the gas outlet end of the second positioning assembly is provided with a first gas quick-change connector communicated with the gas inlet end of the gas reducer.
3. The device for detecting the gas pressure reducer according to claim 2, wherein the first tensioning and positioning component comprises a first communicating seat, a first pulling seat and a first adjusting screw, the first communicating seat is arranged at the upper end of the first gas communicating piece, the first communicating seat is provided with an air passage communicated with the first gas communicating piece and the second gas communicating piece, the first pulling seat is of a U-shaped structure, one end of the first pulling seat is in threaded connection with the first adjusting screw, the end part of the first adjusting screw extends into the first pulling seat and is in rotary connection with the first communicating seat, a first positioning nail for propping up against the first adjusting screw is arranged on the first communicating seat, the first communicating seat is in sliding fit with the first pulling seat, one end of an opening of the first pulling seat is provided with a first pulling plate for tensioning the second gas communicating piece, the first pulling plate is provided with an arc groove, the second gas communicating piece is provided with an annular groove matched with the arc groove of the first pulling plate, the second gas communicating piece is of an L-shaped structure, and the second gas communicating piece is provided with the first communicating seat and the first tensioning and positioning component.
4. The device for detecting the gas pressure reducer is characterized in that the second tensioning and positioning assembly comprises a second communicating seat, a second pulling seat and a second adjusting screw, the second communicating seat is arranged at the upper end of the second gas communicating piece, an air passage communicated with the second gas communicating piece and the first gas quick-change connector is formed in the second communicating seat, the second pulling seat is of a U-shaped structure, one end of the second pulling seat is in threaded connection with the second adjusting screw, the end part of the second adjusting screw extends into the second pulling seat and is in rotary connection with the second communicating seat, a second positioning nail for propping up against the second adjusting screw is arranged on the second communicating seat, the second communicating seat is in sliding fit with the second pulling seat, a second pulling plate used for tensioning the gas inlet end of the gas pressure reducer and enabling the gas inlet end of the gas pressure reducer to be communicated with the first gas quick-change connector is arranged at one end of the second pulling seat, and a U-shaped groove matched with the gas inlet end of the gas pressure reducer is formed in the second pulling plate.
5. The apparatus of claim 4, wherein the second adjusting screw has a first adjusting handle at an end thereof remote from the second connecting base.
6. The apparatus for detecting a gas pressure reducer according to any one of claims 2 to 5, wherein the first gas quick-change connector comprises a plurality of types, and the first gas quick-change connectors of different types have different connection interfaces so that the first gas quick-change connectors of different types can be adapted to the gas pressure reducer of different types.
7. The detecting device for the gas pressure reducer is characterized in that the arc-shaped piece comprises two arc-shaped plates, one ends of the two arc-shaped plates are respectively provided with a connecting plate, a sliding groove is formed in each connecting plate, an adjusting bolt is arranged in each sliding groove in a penetrating mode and is connected to the first tensioning and positioning assembly in a threaded mode, the other ends of the two arc-shaped plates are connected with each other, arc-shaped protruding edges are symmetrically arranged at the outer side edges of the two arc-shaped plates, and a jacking assembly is arranged between the two arc-shaped plates through the sliding of the arc-shaped protruding edges.
8. The device for detecting the gas pressure reducer according to claim 7, wherein the jacking component comprises a sliding seat, a third adjusting screw rod, a third communicating seat and a second gas quick-change connector, the second gas quick-change connector is used for jacking and communicating the gas outlet end of the gas pressure reducer, the sliding seat is of a U-shaped structure, one end of the sliding seat, which is far away from the opening, is provided with an arc-shaped groove matched with the arc-shaped convex edges of the two arc-shaped plates, the end of the sliding seat is in threaded connection with the third adjusting screw rod, one end of the third adjusting screw rod is provided with a second adjusting handle, the other end of the third adjusting screw rod extends into the sliding seat and is in rotary connection with one end of the third communicating seat, a third positioning nail used for jacking the third adjusting screw rod is arranged on the third communicating seat, the third communicating seat is located at one end of the opening of the sliding seat and is in sliding fit with the sliding seat, the other end of the third communicating seat is provided with a second gas quick-change connector, and an air passage communicated with the second gas quick-change connector and a pressure hose.
9. The apparatus of claim 8, wherein the second quick-change connector comprises a plurality of types, and the second quick-change connector of different types has different connection interfaces to adapt the second quick-change connector of different types to the gas reducer of different types.
10. The detecting device for gas pressure reducers according to any one of claims 7 to 9, wherein the outer sides of the two arc plates are symmetrically provided with support arms, the support arms are connected with height adjusting screws in a threaded manner, the upper ends of the height adjusting screws are locked and fixed through nuts, and the lower ends of the height adjusting screws are provided with supporting legs.

Description

Gas pressure reducer detection device Technical Field The utility model relates to the technical field of gas pressure reducers, in particular to a gas pressure reducer detection device. Background The pressure reducer is a device for reducing the pressure of high-pressure oxygen stored in an oxygen bottle to low-pressure oxygen required for gas welding work. Because the pressure in the cylinder is high and the pressure required for the gas welding and cutting and the point of use is low, a pressure reducer is required to reduce the higher pressure gas stored in the cylinder to a lower pressure gas and to ensure that the required operating pressure remains stable throughout. In short, the pressure reducer is a regulator that reduces high-pressure gas to low-pressure gas and keeps the pressure and flow rate of output gas constant. In the process of delivery and daily overhaul and maintenance of the gas pressure reducer, the gas pressure reducer needs to be subjected to tightness test and calibration, and currently, detection personnel usually hold the pressure reducer to carry out detection operation, but the mode is inconvenient to install an air inlet device, and the factors of unstable connection exist in the inflation process and have low detection efficiency. At present, the applicant knows in known prior art chinese patent with application number 202222517494.3, discloses a calibrating device of gas pressure reducer, including gas pressure reducer, gas inlet pipe and outlet duct have been placed respectively to gas pressure reducer's left and right sides, and gas inlet pipe and outlet duct run through respectively and extend to gas pressure reducer's inlet end and the inside of giving vent to anger the end, all fixed cover is equipped with the connecting plate on gas inlet pipe and the outlet duct, two the opposite side of connecting plate is all perpendicular to be fixed with two backup pads, four the backup pad is located the top and the bottom of gas inlet pipe and outlet duct respectively, two the fixed plate that is two in quantity has all been placed between connecting plate and the gas pressure reducer. This calibrating device is through the laminating between fixed plate and the gas pressure reducer, and convenient fixes intake pipe and outlet duct, avoids directly on the gas pressure reducer with intake pipe and outlet duct fixed mounting as far as possible, causes the damage to the former sealing state of gas pressure reducer, improves gas pressure reducer's result of use and leakproofness. But this calibrating device is mainly applicable to the condition that pressure reducer air inlet and gas outlet are located same horizontal line, and when meeting the condition that pressure reducer business turn over gas port is located different angles, it can not carry out the adjustment of adaptability and fix, uses inflexibly. Therefore, how to perform positioning detection on a pressure reducer of a special model is a technical problem that needs to be solved by those skilled in the art. Disclosure of utility model The utility model aims to solve the technical problems that the existing pressure reducer calibration device is suitable for the condition that the air inlet and the air outlet of the pressure reducer are positioned on the same horizontal line, and cannot be adaptively adjusted according to the condition that the air inlet and the air outlet of the pressure reducer are positioned at different angles, and is not flexible in application, and provides the gas pressure reducer detection device. The technical proposal adopted by the utility model for realizing the purpose is that the gas pressure reducer detection device comprises a base, a detection mechanism, a tensioning and positioning mechanism and a tightening mechanism, wherein the detection mechanism and the tensioning and positioning mechanism are respectively arranged on the base, The detection mechanism comprises an air pipe, a valve and a standard meter, wherein the air inlet end of the air pipe is connected with an air source, the air outlet end of the air pipe is connected with the tensioning and positioning mechanism, and the valve and the standard meter are connected to the air pipe; The tensioning and positioning mechanism comprises a first tensioning and positioning assembly and a second tensioning and positioning assembly, wherein the air inlet end of the first tensioning and positioning assembly is connected with the air outlet end of the air pipe, the air outlet end of the first tensioning and positioning assembly is connected with the air inlet end of the second tensioning and positioning assembly, and the second tensioning and positioning assembly is used for tensioning the air reducer and enabling the air outlet end of the second tensioning and positioning assembly to be connected with the air inlet end of the air reducer; The propping mechanism comprises an arc-shaped piece and a propping assembly used for propping and