CN210375502U - Internal pressure test protection device and aerosol can internal pressure test device - Google Patents
Internal pressure test protection device and aerosol can internal pressure test device Download PDFInfo
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- CN210375502U CN210375502U CN201921874959.2U CN201921874959U CN210375502U CN 210375502 U CN210375502 U CN 210375502U CN 201921874959 U CN201921874959 U CN 201921874959U CN 210375502 U CN210375502 U CN 210375502U
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Abstract
The application relates to the technical field of pressure testing, in particular to an internal pressure testing protection device and an internal pressure testing device of an aerosol can. The internal pressure test protection device is used for an internal pressure test device of the aerosol can and comprises a three-way component, a valve and a vacuumizing device; the first port of the three-way component is used for being communicated with the aerosol can, the second port of the three-way component is used for being communicated with the pressure gauge, and the third port of the three-way component is communicated with the vacuumizing device; the valve is arranged between the three-way component and the vacuumizing device and used for communicating or shutting off the three-way component and the vacuumizing device. The application of the internal pressure test protection device is characterized in that the three-way assembly and the vacuumizing device are arranged, after the internal pressure test of the aerosol is finished, residual liquid in the pressure gauge can be pumped away, and detection personnel are protected from being injured.
Description
Technical Field
The application relates to the technical field of pressure testing, in particular to an internal pressure testing protection device and an internal pressure testing device of an aerosol can.
Background
In the internal pressure test process of aerosol, the pressure gauge is directly connected on the aerosol canister by testing personnel for testing the pressure in the aerosol canister, and when the pressure gauge and the aerosol canister are disconnected after the test is finished, the residual liquid and gas in the pressure gauge are splashed everywhere, so that the testing personnel are easily injured, and serious safety accidents can be caused.
SUMMERY OF THE UTILITY MODEL
An object of this application is to provide an interior pressure test protection device and aerosol canister internal pressure testing arrangement for in the interior pressure test process of aerosol, prevent remaining liquid and gaseous splash everywhere in the manometer, thereby protection testing personnel do not receive the injury.
The application provides an internal pressure test protection device, which is used for an internal pressure test device of an aerosol can and comprises a three-way component, a valve and a vacuumizing device;
the first port of the three-way component is used for being communicated with the aerosol can, the second port of the three-way component is used for being communicated with the pressure gauge, and the third port of the three-way component is communicated with the vacuumizing device;
the valve is arranged between the three-way component and the vacuumizing device and used for communicating or shutting off the three-way component and the vacuumizing device.
In the above technical solution, further, the tee assembly includes a conversion portion and a tee main body;
the conversion part is used for communicating the three-way main body and the aerosol can, one end of the conversion part is connected with the three-way main body, and the other end of the conversion part is used for being connected with the aerosol can;
the conversion part is provided with a pressing hole, the nozzle of the aerosol can be placed into the pressing hole, and the pressing hole can press the nozzle of the aerosol can, so that the inside of the aerosol can is communicated with the conversion part.
In the above technical scheme, furtherly, the pressing hole is the shoulder hole, aerosol canister's nozzle can be followed the major diameter end and put into the pressing hole, the ladder face butt of shoulder hole in aerosol canister's nozzle.
In the above technical scheme, further, install the sealing washer in the pressing hole, the sealing washer cover is established the circumference of aerosol canister's nozzle, so that the converting part with aerosol canister's nozzle sealing connection.
In the above technical solution, further, the conversion portion is connected with the tee main body by a thread or integrally formed.
In the above technical solution, further, the vacuum pumping device includes a vacuum tank and a vacuum pump;
the vacuum tank is communicated with the valve, and the vacuum pump is communicated with the vacuum tank and used for vacuumizing the vacuum tank.
In the above technical solution, further, the vacuum pumping device further comprises a vacuum gauge;
the vacuum meter is communicated with the vacuum tank and is used for measuring the vacuum degree in the vacuum tank.
In the above technical solution, further, the vacuum pumping device further includes a first communication pipe, and the first communication pipe communicates the vacuum tank and the vacuum pump.
In the above technical scheme, the vacuum pump further comprises a second communicating pipe, the second communicating pipe is communicated with the three-way assembly and the vacuum pumping device, and the valve is installed on the second communicating pipe.
The application still provides an aerosol canister internal pressure testing arrangement, include above-mentioned scheme internal pressure test protection device.
Compared with the prior art, the beneficial effect of this application is:
the application provides an internal pressure test protection device, which is used for an internal pressure test device of an aerosol can and comprises a three-way component, a valve and a vacuumizing device; the first port of the three-way component is used for being communicated with the aerosol can, the second port of the three-way component is used for being communicated with the pressure gauge, and the third port of the three-way component is communicated with the vacuumizing device; the valve is arranged between the three-way component and the vacuumizing device and used for communicating or disconnecting the three-way component and the vacuumizing device.
Specifically, the internal pressure test protection device comprises a three-way component, a valve and a vacuumizing device, wherein in the internal pressure test process of the aerosol, a first port and a second port of the three-way component are communicated with the aerosol can and a pressure gauge, and the pressure gauge is used for measuring the pressure inside the aerosol can; the aerosol can contains liquid, the liquid is corrosive liquid or toxic liquid under some conditions, a vacuum pumping device is connected to a third port of the three-way component, the aerosol can and the three-way component are disconnected after the internal pressure test is finished, and the vacuum pumping device can pump away residual liquid in the three-way component and the pressure gauge so as to prevent splashing; the valve sets up in three way component and evacuating device, and at the pressure measurement in-process, the valve keeps the closed condition, and only aerosol canister and pressure gauge intercommunication this moment to guarantee that the pressure measurement is accurate, after the pressure measurement finishes, disconnection aerosol canister and three way component open the valve, and evacuating device and three way component are linked together, will remain liquid and take away.
The application of the internal pressure test protection device is characterized in that the three-way assembly and the vacuumizing device are arranged, after the internal pressure test of the aerosol is finished, residual liquid in the pressure gauge can be pumped away, and detection personnel are protected from being injured.
The application also provides an aerosol can internal pressure testing device, which comprises the internal pressure testing protection device. Based on the above analysis, the aerosol can internal pressure testing device also has the above beneficial effects, and is not described herein again.
Drawings
In order to more clearly illustrate the detailed description of the present application or the technical solutions in the prior art, the drawings needed to be used in the detailed description of the present application or the prior art description will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic structural diagram of an internal pressure test protection device according to an embodiment of the present disclosure;
fig. 2 is a schematic structural diagram of a tee assembly according to an embodiment of the present disclosure;
fig. 3 is a schematic structural diagram of an internal pressure test protection device according to a second embodiment of the present application.
In the figure: 101-a tee assembly; 102-a valve; 103-vacuum pumping device; 104-aerosol can; 105-a pressure gauge; 106-a conversion section; 107-a three-way body; 108-pressing the hole; 109-step surface; 110-a sealing ring; 111-vacuum tank; 112-a vacuum pump; 113-vacuum gauge; 114-a first communication pipe; 115-second communicating tube.
Detailed Description
The technical solutions of the present application will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are only some embodiments of the present application, but not all 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 application.
In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present application. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.
Example one
Referring to fig. 1 and 2, the internal pressure test protection device provided by the present application is used for an aerosol can internal pressure test device, and the internal pressure test protection device includes a three-way component 101, a valve 102 and a vacuum extractor 103; a first port of the three-way component 101 is used for being communicated with the aerosol can 104, a second port of the three-way component 101 is used for being communicated with the pressure gauge 105, and a third port of the three-way component 101 is communicated with the vacuumizing device 103; the valve 102 is disposed between the tee-joint assembly 101 and the vacuum-pumping device 103, and the valve 102 is used for connecting or disconnecting the tee-joint assembly 101 and the vacuum-pumping device 103.
Specifically, the internal pressure test protection device comprises a three-way component 101, a valve 102 and a vacuumizing device 103, wherein in the internal pressure test process of the aerosol, a first port and a second port of the three-way component 101 are communicated with an aerosol can 104 and a pressure gauge 105, and the pressure gauge 105 is used for measuring the pressure inside the aerosol can 104; the aerosol can 104 is filled with liquid, the liquid is corrosive liquid or toxic liquid under some conditions, the third port of the three-way component 101 is connected with the vacuumizing device 103, the aerosol can 104 and the three-way component 101 are disconnected after the internal pressure test is finished, and the vacuumizing device 103 can pump away the liquid remained in the three-way component 101 and the pressure gauge 105 to prevent splashing; the valve 102 is arranged on the three-way component 101 and the vacuumizing device 103, in the pressure measuring process, the valve 102 keeps a closed state, only the aerosol can 104 is communicated with the pressure measuring meter 105 at the moment to ensure accurate pressure measurement, after the pressure measurement is finished, the aerosol can 104 and the three-way component 101 are disconnected, the valve 102 is opened, and the vacuumizing device 103 is communicated with the three-way component 101 to pump away residual liquid.
It should be noted that the valve 102 is preferably an electrically operated valve, and the electrically operated valve may be connected to a control circuit for controlling the opening and closing of the electrically operated valve. Before the internal pressure detection is performed, the valve 102 is in a closed state, the three-way component 101 is pressed on the aerosol can 104 through a pressing device, and a position sensor is arranged on the pressing device and used for testing the moving distance of the three-way component 101. When the three-way component 101 is pressed to the bottom, the nozzle of the aerosol canister 104 is opened, and at the moment, a first switch in the control circuit is triggered and used for marking that the aerosol canister enters an internal pressure test state; after the test is finished, the three-way component 101 is firstly released and ascended to a first preset position, at this time, the three-way component 101 and the aerosol canister 104 are not disconnected, but the nozzle of the aerosol canister 104 is closed, at this time, a second switch in the control circuit is triggered, and the second switch controls the valve 102 to be opened, so that liquid gas in the three-way component 101 and the pressure gauge 105 is sucked away; further, the three-way component 101 is lifted to a second preset position, so that the three-way component 101 is completely separated from the aerosol canister 104, at this time, a third switch in the control circuit is triggered, the third switch controls the valve 102 to be closed, and the test is finished.
The application of the internal pressure test protection device is characterized in that the three-way component 101 and the vacuumizing device 103 are arranged, and after the internal pressure test of the aerosol is finished, residual liquid in the pressure gauge 105 can be pumped away, so that detection personnel can be protected from being injured.
In an alternative of this embodiment, the tee assembly 101 includes a transition portion 106 and a tee body 107; the conversion part 106 is used for communicating the three-way main body 107 and the aerosol can 104, one end of the conversion part 106 is connected with the three-way main body 107, and the other end of the conversion part 106 is used for being connected with the aerosol can 104; the switch 106 has a pressing hole 108, the nozzle of the aerosol canister 104 can be inserted into the pressing hole 108, and the pressing hole 108 can press the nozzle of the aerosol canister 104, so that the inside of the aerosol canister 104 communicates with the switch 106.
In this embodiment, when the nozzle of the aerosol canister 104 is pressed, the internal liquid can be splashed from the nozzle, and the inside and outside of the aerosol canister 104 are communicated with each other. The three-way assembly 101 includes a switching part 106 and a three-way main body 107, the switching part 106 is provided with a pressing hole 108, and when the nozzle is inserted into the pressing hole 108, the pressing hole 108 provides pressure to communicate the inside of the aerosol canister 104 with the switching part 106. The two ends of the conversion part 106 are connected to the aerosol canister 104 and the three-way body 107, respectively, and further communicate the aerosol canister 104 and the pressure gauge 105.
In an alternative embodiment of this embodiment, the pressing hole 108 is a stepped hole, the nozzle of the aerosol canister 104 can be inserted into the pressing hole 108 from the large-diameter end, and the stepped surface 109 of the stepped hole abuts against the nozzle of the aerosol canister 104.
In this embodiment, the pressing hole 108 is formed as a stepped hole, and the stepped surface 109 realizes a pressing action on the nozzle of the aerosol canister 104, and the structure is simple and effective.
Alternatively, a pressing portion may be provided in the pressing hole 108 to press the nozzle of the aerosol canister 104. The shape of the pressing portion is not limited herein, and may be any shape as long as the pressing portion can perform a function of pressing the nozzle of the aerosol canister 104 and ensures the function of communicating the aerosol canister 104 and the three-way body 107 with each other through the pressing hole 108.
In an alternative scheme of this embodiment, a sealing ring 110 is installed in the pressing hole 108, and the sealing ring 110 is sleeved on the circumference of the nozzle of the aerosol canister 104, so that the conversion part 106 is in sealed connection with the nozzle of the aerosol canister 104.
In this embodiment, in order to ensure the sealing connection with the aerosol canister 104, a sealing ring 110 is disposed in the pressing hole 108, when the nozzle is inserted into the pressing hole 108, the sealing ring 110 is disposed around the circumference of the nozzle, and the sealing ring 110 is compressed between the nozzle and the converting portion 106, so as to ensure that no air leaks between the nozzle and the converting portion 106, thereby achieving the sealing connection between the nozzle and the converting portion, and further ensuring the accuracy of measuring the internal pressure of the aerosol canister 104.
In an alternative embodiment, the transition portion 106 is threaded or integrally formed with the tee body 107.
In this embodiment, the conversion part 106 is screwed or integrally formed with the three-way main body 107, specifically, a separate conversion part 106 may be separately provided according to actual circumstances, and the conversion part 106 is screwed with the existing three-way; or directly integrated into a tee assembly 101 comprising a transition 106 and a tee body 107.
Example two
The internal pressure test protection device in the second embodiment is an improvement on the above embodiment, and the technical contents disclosed in the above embodiment are not described repeatedly, and the contents disclosed in the above embodiment also belong to the contents disclosed in the second embodiment.
Referring to fig. 3, in an alternative embodiment of the present invention, the vacuum pumping device 103 includes a vacuum tank 111 and a vacuum pump 112; the vacuum tank 111 is communicated with the valve 102, and the vacuum pump 112 is communicated with the vacuum tank 111 for vacuumizing the vacuum tank 111.
In this embodiment, the vacuum pumping device 103 comprises a vacuum tank 111 and a vacuum pump 112, the vacuum state of the vacuum tank 111 enables the liquid to pump away and store the residual liquid in the tee assembly 101, and the sealing state of the vacuum tank 111 prevents the volatile liquid from leaking out for the volatile liquid. The vacuum pump 112 is used to evacuate the inside of the vacuum tank 111 and maintain the negative pressure state of the vacuum tank 111.
In an optional solution of this embodiment, the vacuum extractor 103 further includes a vacuum gauge 113; the vacuum gauge 113 communicates with the vacuum tank 111 and measures the degree of vacuum in the vacuum tank 111. Specifically, the vacuum gauge 113 may be installed on the top of the vacuum tank 111 to facilitate an inspector to view the number of indications of the vacuum gauge 113.
In an optional solution of this embodiment, the vacuum pumping device 103 further includes a first communication pipe 114, and the first communication pipe 114 communicates the vacuum tank 111 and the vacuum pump 112. Optionally, the length of the first communication pipe 114 may be selected according to a usage scenario, and the first communication pipe 114 may be configured as a hose, so as to facilitate a testing operation of a tester.
In an optional solution of this embodiment, the internal pressure test protection device further includes a second connection pipe 115, the second connection pipe 115 connects the three-way component 101 and the vacuum extractor 103, and the valve 102 is installed on the second connection pipe 115. Optionally, the length of the second communication pipe 115 may be selected according to a use scenario, and the second communication pipe 115 may be set as a hose, which facilitates the test operation of the inspector.
EXAMPLE III
The third embodiment of the application provides a pressure test device in aerosol canister, including the interior pressure test protection device of manometer and above-mentioned any embodiment, therefore, have the whole beneficial technological effects of the interior pressure test protection device of above-mentioned any embodiment, here, no longer describe.
Finally, it should be noted that: the above embodiments are only used for illustrating the technical solutions of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present application. Moreover, those skilled in the art will appreciate that while some embodiments herein include some features included in other embodiments, rather than other features, combinations of features of different embodiments are meant to be within the scope of the application and form different embodiments.
Claims (10)
1. An internal pressure test protection device is used for an internal pressure test device of an aerosol can and is characterized in that the internal pressure test protection device comprises a three-way component, a valve and a vacuumizing device;
the first port of the three-way component is used for being communicated with the aerosol can, the second port of the three-way component is used for being communicated with the pressure gauge, and the third port of the three-way component is communicated with the vacuumizing device;
the valve is arranged between the three-way component and the vacuumizing device and used for communicating or shutting off the three-way component and the vacuumizing device.
2. The internal pressure test protection device of claim 1, wherein the tee assembly comprises a transition portion and a tee body;
the conversion part is used for communicating the three-way main body and the aerosol can, one end of the conversion part is connected with the three-way main body, and the other end of the conversion part is used for being connected with the aerosol can;
the conversion part is provided with a pressing hole, the nozzle of the aerosol can be placed into the pressing hole, and the pressing hole can press the nozzle of the aerosol can, so that the inside of the aerosol can is communicated with the conversion part.
3. The internal pressure test protection device according to claim 2, wherein the press hole is a stepped hole into which the nozzle of the aerosol can is inserted from a large-diameter end, and a stepped surface of the stepped hole abuts against the nozzle of the aerosol can.
4. The internal pressure test protection device according to claim 2, wherein a sealing ring is installed in the pressing hole, and the sealing ring is sleeved on the circumference of the nozzle of the aerosol canister so that the conversion part is in sealing connection with the nozzle of the aerosol canister.
5. The internal pressure test protection device according to claim 2, wherein the switching portion is screwed or integrally formed with the tee main body.
6. The internal pressure test protection device according to any one of claims 1 to 5, wherein the vacuum evacuation device includes a vacuum tank and a vacuum pump;
the vacuum tank is communicated with the valve, and the vacuum pump is communicated with the vacuum tank and used for vacuumizing the vacuum tank.
7. The internal pressure test protection device of claim 6, wherein the vacuum evacuation device further comprises a vacuum gauge;
the vacuum meter is communicated with the vacuum tank and is used for measuring the vacuum degree in the vacuum tank.
8. The internal pressure test protection device according to claim 6, wherein the evacuation device further includes a first communication pipe that communicates the vacuum tank and the vacuum pump.
9. The internal pressure test protection device according to claim 1, further comprising a second communication pipe that communicates the three-way assembly and the vacuum evacuation device, and the valve is mounted on the second communication pipe.
10. An aerosol can internal pressure test device, comprising a pressure gauge and an internal pressure test protection device according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921874959.2U CN210375502U (en) | 2019-11-01 | 2019-11-01 | Internal pressure test protection device and aerosol can internal pressure test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921874959.2U CN210375502U (en) | 2019-11-01 | 2019-11-01 | Internal pressure test protection device and aerosol can internal pressure test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210375502U true CN210375502U (en) | 2020-04-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921874959.2U Active CN210375502U (en) | 2019-11-01 | 2019-11-01 | Internal pressure test protection device and aerosol can internal pressure test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210375502U (en) |
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2019
- 2019-11-01 CN CN201921874959.2U patent/CN210375502U/en active Active
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