CN215524917U - Pressure-resistant fatigue test device for pressure gauge - Google Patents
Pressure-resistant fatigue test device for pressure gauge Download PDFInfo
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- CN215524917U CN215524917U CN202122201970.6U CN202122201970U CN215524917U CN 215524917 U CN215524917 U CN 215524917U CN 202122201970 U CN202122201970 U CN 202122201970U CN 215524917 U CN215524917 U CN 215524917U
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Abstract
The utility model discloses a pressure-resistant fatigue test device for a pressure gauge, which comprises a box body, a transverse self-propelled box, an air box and a pressure gauge body, wherein the outer wall of the top of the air box is fixedly connected to the middle position of the outer wall of the bottom of the box body, an air inlet mechanism is arranged in the air box, the outer walls of two ends of the bottom of the box body are both fixedly connected with connecting columns, an air distribution pipe is fixedly connected between the outer walls of the top of the connecting columns, the outer wall of the top of the air distribution pipe is fixedly connected with a plurality of air outlet pipes which are distributed at equal intervals, a bottom plate is fixedly connected between the inner walls on the periphery of the bottom of the box body, and an air outlet mechanism is arranged on the outer wall of the top of each air outlet pipe. The utility model realizes the test effect of pressure and fatigue of the pressure gauge body, judges the sealing performance of the pressure gauge body by leading air to enter the pressure gauge body and observing whether bubbles are generated in observation liquid filled in the box body, and judges when the pressure gauge body reaches the limit pressure and is damaged.
Description
Technical Field
The utility model relates to the technical field of pressure gauges, in particular to a pressure-resistant fatigue test device for a pressure gauge.
Background
The pressure gauge is an instrument which takes an elastic element as a sensitive element and measures and indicates the pressure higher than the environmental pressure, is very common in application, almost extends to all the fields of industrial processes and scientific researches, and is visible everywhere in the fields of heat pipe networks, oil and gas transmission, water and gas supply systems, vehicle maintenance and repair shops and the like, so the quality requirement on the pressure gauge is higher.
At present, the pressure apparatus that present to the quality of manometer extrudees the compressive property who tests the manometer between most all are the pressure instrument that directly adopts to the manometer, but this kind of mode can't accurate judgement manometer when can take place slight clearance formula damage, consequently, need design a withstand voltage fatigue test device for manometer to solve above-mentioned problem urgently.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects in the prior art and provides a pressure-resistant fatigue testing device for a pressure gauge.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a pressure-resistant fatigue test device for a pressure gauge comprises a box body, a transverse self-walking box, a gas box and a pressure gauge body, wherein the top outer wall of the gas box is fixedly connected to the middle position of the bottom outer wall of the box body, a gas inlet mechanism is arranged in the gas box, connecting columns are fixedly connected to the outer walls of the two ends of the bottom of the box body, a gas distribution pipe is fixedly connected between the outer walls of the tops of the connecting columns, a plurality of gas outlet pipes are fixedly connected to the outer wall of the top of the gas distribution pipe and are distributed equidistantly, a bottom plate is fixedly connected between the inner walls of the periphery of the bottom of the box body, the circumferential outer walls of the gas outlet pipes are all inserted between the top and the bottom outer wall of the bottom plate, a gas outlet mechanism is arranged on the outer wall of the top of the gas outlet pipe, a plurality of transverse self-walking boxes are fixedly connected to the inner wall of one side of the box body and are distributed equidistantly, moving grooves are formed in the two ends of the outer wall of the other side of each transverse self-walking box, clamping mechanisms are arranged on the inner wall of each moving groove, the inner wall of the box body is filled with observation liquid.
Preferably, the air outlet mechanism comprises a sealing outer cylinder, the bottom of the sealing outer cylinder and the inner wall of the circumference bottom of the sealing outer cylinder are fixedly connected to the top of the bottom plate and the circumference outer wall of the air outlet pipe respectively, and the circumference inner wall of the top of the sealing outer cylinder is provided with a thread structure.
Preferably, the bottom outer wall fixedly connected with base of manometer body, and the bottom outer wall fixedly connected with fixed end section of thick bamboo of base, the bottom circumference outer wall of fixed end section of thick bamboo open have with the screw thread groove of the circumference inner wall looks adaptation of sealed urceolus, the circumference outer wall of fixed end section of thick bamboo is sealed to be pegged graft in the top circumference inner wall of sealed urceolus, the circumference inner wall of outlet duct all is provided with the control valve.
Preferably, the clamping mechanism comprises a movable plate, the top and bottom outer walls of the movable groove are provided with limiting sliding grooves, the top and bottom outer walls of one side of the movable plate are fixedly connected with limiting sliding blocks inserted into the inner walls of the limiting sliding grooves, and the outer wall of one end of the movable plate is fixedly connected with two limiting baffles.
Preferably, the hydraulic cylinders are fixedly connected to the middle positions of the outer walls of the other sides of the transverse self-walking boxes, the piston ends of the hydraulic cylinders are fixedly connected with the pressing plates, and the outer walls of the other sides of the pressing plates are fixedly connected with a plurality of pressing rods distributed equidistantly.
Preferably, the mechanism of admitting air includes the air pump, and the bottom outer wall fixed connection of air pump in the bottom inner wall of air tank, one side outer wall fixedly connected with control panel of box, control panel and air pump, transversely from being electric connection between walking case and the pneumatic cylinder, fixedly connected with connecting pipe between the top outer wall of air tank and the bottom outer wall of gas-distributing pipe.
Preferably, the outer wall of one side of the pressure lever is fixedly connected with a stand column, and the outer wall of the circumference of the stand column is sleeved with a high-elasticity cylinder.
The utility model has the beneficial effects that:
1. through the box that sets up, when the staff is being connected the manometer body through between fixed base section of thick bamboo and the sealed urceolus and is accomplished, start the air pump through control panel this moment, can inhale the air tank and the gas distribution pipe with the external air in, and through opening corresponding control valve, make the air enter into the manometer body, can detect the manometer body, along with the continuous start-up of air pump, can detect the compressive property of manometer body, and whether have the bubble to produce the sealing performance who judges the manometer body through the observation liquid of filling in observing the box, and judge when the manometer body reaches extreme pressure and damages, the pressure and the tired test effect to the manometer body have been realized.
2. Through the horizontal case of walking certainly that sets up, when the manometer body after fixed the completion, the control movable plate moves in opposite directions and carries out the centre gripping to the manometer body through limit baffle, and the pneumatic cylinder starts this moment, can drive clamp plate and depression bar and carry out anti highly compressed test to one side of manometer body, and the test structure is still through the observation liquid in the observation box and the pressure data of record pneumatic cylinder, has realized the high-pressure test to the manometer body.
3. Through the high elasticity section of thick bamboo that sets up, when clamp plate and depression bar are carrying out the extrusion test to the manometer body, high elasticity section of thick bamboo can at first contact with the manometer body and take place deformation this moment, can carry out the friction effect of formula of buckling to one side that the manometer body has the lens at the in-process of deformation, has realized the cleanness to the manometer body.
Drawings
FIG. 1 is a schematic sectional front view showing a pressure fatigue test apparatus for a pressure gauge according to embodiment 1;
FIG. 2 is a schematic structural view of a lateral self-propelled box of the pressure-proof fatigue testing apparatus for a pressure gauge in embodiment 1;
fig. 3 is a schematic structural view of a high-elasticity cylinder of the pressure-resistant fatigue testing device for the pressure gauge in embodiment 2.
In the figure: the device comprises a box body 1, a bottom plate 2, a fixed bottom barrel 3, a base 4, a transverse self-propelled box 5, a pressure gauge body 6, a sealed outer barrel 7, a control valve 8, an air outlet pipe 9, an air box 10, an air pump 11, a connecting pipe 12, an air distributing pipe 13, a connecting column 14, a movable plate 15, a limiting baffle 16, a hydraulic cylinder 17, a pressure rod 18, a pressure plate 19, a limiting sliding groove 20 and a high-elasticity barrel 21.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.
In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.
In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.
Example 1
Referring to fig. 1-2, a pressure fatigue test device for a pressure gauge comprises a box body 1, a transverse self-propelled box 5, a gas box 10 and a pressure gauge body 6, wherein the top outer wall of the gas box 10 is connected to the middle position of the bottom outer wall of the box body 1 through bolts, a gas inlet mechanism is arranged inside the gas box 10, connecting columns 14 are welded on the outer walls of the two ends of the bottom of the box body 1, gas distribution pipes 13 are welded between the outer walls of the top of the connecting columns 14, a plurality of gas outlet pipes 9 distributed equidistantly are welded on the outer wall of the top of the gas distribution pipes 13, a bottom plate 2 is connected between the peripheral inner walls of the bottom of the box body 1 through bolts, the peripheral outer walls of the gas outlet pipes 9 are all inserted between the top outer wall and the bottom outer wall of the bottom plate 2, a gas outlet mechanism is arranged on the outer wall of the top of the gas outlet pipe 9, a plurality of transverse self-propelled boxes 5 distributed equidistantly are connected on the inner wall of one side of the box body 1 through bolts, and moving grooves are formed in the two ends of the outer wall of the other side of the transverse self-propelled box 5, the inner wall of the moving groove is provided with a clamping mechanism, and the inner wall of the box body 1 is filled with observation liquid.
Wherein, the mechanism of giving vent to anger includes sealed urceolus 7, and the bottom of sealed urceolus 7 and circumference bottom inner wall weld respectively in the top of bottom plate 2 and the circumference outer wall of outlet duct 9, and the top circumference inner wall of sealed urceolus 7 is provided with helicitic texture.
Wherein, the welding of the bottom outer wall of manometer body 6 has base 4, and the bottom outer wall of base 4 has a fixed end section of thick bamboo 3 through bolted connection, and the bottom circumference outer wall of fixed end section of thick bamboo 3 is opened has the thread groove with the circumference inner wall looks adaptation of sealed urceolus 7, and the circumference outer wall of fixed end section of thick bamboo 3 is sealed to be pegged graft in the top circumference inner wall of sealed urceolus 7, and the circumference inner wall of outlet duct 9 all is provided with control valve 8.
Wherein, fixture includes movable plate 15, and the top of travelling groove and bottom outer wall all open there is spacing spout 20, and one side top and the bottom outer wall of movable plate 15 all weld the spacing slider who advances spacing spout 20 inner wall of pegging graft, and two limit baffle 16 have all been welded to the one end outer wall of movable plate 15.
Wherein, transversely all there is pneumatic cylinder 17 from the opposite side outer wall intermediate position of walking case 5 through bolted connection, and the piston end of pneumatic cylinder 17 all has clamp plate 19 through bolted connection, and the opposite side outer wall of clamp plate 19 all welds a plurality of depression bars 18 that the equidistance distributes.
Wherein, air inlet mechanism includes air pump 11, and the bottom outer wall of air pump 11 welds in the bottom inner wall of air tank 10, and there is control panel one side outer wall of box 1 through bolted connection, and control panel and air pump 11, transversely are electric connection from between walking case 5 and the pneumatic cylinder 17, and the welding has connecting pipe 12 between the top outer wall of air tank 10 and the bottom outer wall of gas-distributing pipe 13.
The working principle is as follows: when the pressure gauge is used, when a worker finishes connecting the pressure gauge body 6 with the sealing outer cylinder 7 through the fixed bottom cylinder 3, the air pump 11 is started through the control panel, outside air can be sucked into the air box 10 and the air distribution pipe 13, the corresponding control valve 8 is opened, air enters the pressure gauge body 6, the pressure gauge body 6 can be detected, the pressure resistance of the pressure gauge body 6 can be detected along with the continuous starting of the air pump 11, the sealing performance of the pressure gauge body 6 is judged by observing whether bubbles are generated in observation liquid filled in the box body 1, and when the pressure gauge body 6 reaches the limit pressure and is damaged, the pressure and fatigue test effect of the pressure gauge body 6 is realized, after the pressure gauge body 6 is fixed, the movable plates 15 are controlled to move oppositely and clamp the pressure gauge body 6 through the limit baffle 16, at this moment, the hydraulic cylinder 17 is started, the pressing plate 19 and the pressing rod 18 can be driven to perform high-pressure resistance test on one side of the pressure gauge body 6, and the test structure still realizes high-pressure test on the pressure gauge body 6 by observing observation liquid in the box body 1 and recording pressure data of the hydraulic cylinder 17.
Example 2
Referring to fig. 3, in this embodiment, compared with embodiment 1, in the pressure-resistant fatigue test apparatus for a pressure gauge, an upright is welded to the outer wall of one side of the pressure lever 18, and a high-elasticity tube 21 is sleeved on the outer wall of the circumference of the upright.
The working principle is as follows: during the use, when clamp plate 19 and depression bar 18 are carrying out the extrusion test to manometer body 6, high elasticity section of thick bamboo 21 can at first contact with manometer body 6 and take place deformation this moment, can carry out the friction effect of distortion formula to the one side that manometer body 6 has the lens at the in-process of deformation, realized the cleanness to manometer body 6.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (7)
1. A pressure-resistant fatigue test device for a pressure gauge comprises a box body (1), a transverse self-walking box (5), a gas box (10) and a pressure gauge body (6), and is characterized in that the top outer wall of the gas box (10) is fixedly connected to the middle position of the bottom outer wall of the box body (1), a gas inlet mechanism is arranged inside the gas box (10), connecting columns (14) are fixedly connected to the outer walls of the two ends of the bottom of the box body (1), gas distribution pipes (13) are fixedly connected between the top outer walls of the connecting columns (14), a plurality of gas outlet pipes (9) are fixedly connected to the top outer walls of the gas distribution pipes (13) and distributed equidistantly, a bottom plate (2) is fixedly connected between the inner walls of the periphery of the bottom of the box body (1), the circumferential outer walls of the gas outlet pipes (9) are all inserted between the top and bottom outer walls of the bottom plate (2), and a gas outlet mechanism is arranged on the top outer wall of the gas outlet pipes (9), the utility model discloses a box, including box (1), box (1) and movable groove, the inner wall fixedly connected with of one side of box (1) a plurality of transversely from walking case (5) that the equidistance distributes, and transversely from walking case (5) opposite side outer wall both ends and all opening, the inner wall of movable groove all is provided with fixture, and the inner wall packing of box (1) has the observation liquid.
2. The pressure-resistant fatigue test device for the pressure gauge according to claim 1, wherein the air outlet mechanism comprises a sealing outer cylinder (7), the bottom and the circumferential bottom inner wall of the sealing outer cylinder (7) are respectively and fixedly connected to the top of the bottom plate (2) and the circumferential outer wall of the air outlet pipe (9), and the circumferential top inner wall of the sealing outer cylinder (7) is provided with a threaded structure.
3. The pressure-resistant fatigue test device for the pressure gauge according to claim 2, wherein the bottom outer wall of the pressure gauge body (6) is fixedly connected with the base (4), the bottom outer wall of the base (4) is fixedly connected with the fixed bottom cylinder (3), the bottom circumferential outer wall of the fixed bottom cylinder (3) is provided with a thread groove matched with the circumferential inner wall of the sealed outer cylinder (7), the circumferential outer wall of the fixed bottom cylinder (3) is hermetically inserted into the top circumferential inner wall of the sealed outer cylinder (7), and the circumferential inner walls of the air outlet pipes (9) are provided with control valves (8).
4. The pressure-resistant fatigue testing device for the pressure gauge according to claim 3, wherein the clamping mechanism comprises a moving plate (15), the outer walls of the top and the bottom of the moving groove are respectively provided with a limiting sliding groove (20), the outer wall of the top and the bottom of one side of the moving plate (15) is respectively and fixedly connected with a limiting sliding block inserted into the inner wall of the limiting sliding groove (20), and the outer wall of one end of the moving plate (15) is respectively and fixedly connected with two limiting baffles (16).
5. The pressure-resistant fatigue test device for the pressure gauge according to any one of claims 1 to 4, wherein the hydraulic cylinders (17) are fixedly connected to the middle positions of the outer walls of the other sides of the transverse self-propelled boxes (5), the piston ends of the hydraulic cylinders (17) are fixedly connected with pressure plates (19), and the outer walls of the other sides of the pressure plates (19) are fixedly connected with a plurality of pressure rods (18) which are distributed at equal intervals.
6. The pressure-resistant fatigue test device for the pressure gauge according to claim 5, wherein the air inlet mechanism comprises an air pump (11), the outer bottom wall of the air pump (11) is fixedly connected to the inner bottom wall of the air box (10), a control panel is fixedly connected to the outer wall of one side of the box body (1), the control panel is electrically connected with the air pump (11), the transverse self-walking box (5) and the hydraulic cylinder (17), and a connecting pipe (12) is fixedly connected between the outer top wall of the air box (10) and the outer bottom wall of the air distribution pipe (13).
7. The pressure-resistant fatigue test device for the pressure gauge according to claim 5, wherein the outer wall of one side of the pressure lever (18) is fixedly connected with a stand column, and the outer wall of the circumference of the stand column is sleeved with a high-elasticity cylinder (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122201970.6U CN215524917U (en) | 2021-09-13 | 2021-09-13 | Pressure-resistant fatigue test device for pressure gauge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122201970.6U CN215524917U (en) | 2021-09-13 | 2021-09-13 | Pressure-resistant fatigue test device for pressure gauge |
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| Publication Number | Publication Date |
|---|---|
| CN215524917U true CN215524917U (en) | 2022-01-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122201970.6U Active CN215524917U (en) | 2021-09-13 | 2021-09-13 | Pressure-resistant fatigue test device for pressure gauge |
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| CN (1) | CN215524917U (en) |
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2021
- 2021-09-13 CN CN202122201970.6U patent/CN215524917U/en active Active
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