CN215445274U - Inflation and evacuation composite connecting piece - Google Patents
Inflation and evacuation composite connecting piece Download PDFInfo
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- CN215445274U CN215445274U CN202122213950.0U CN202122213950U CN215445274U CN 215445274 U CN215445274 U CN 215445274U CN 202122213950 U CN202122213950 U CN 202122213950U CN 215445274 U CN215445274 U CN 215445274U
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- main body
- gasket
- main part
- guide device
- connector
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Abstract
The utility model relates to the technical field of harmless gas filling, in particular to an inflation and evacuation composite connecting piece; connector and main part body intercommunication, guider and this body coupling of main part, the cylinder is connected with guider, the ejector pin is connected with guider, first sealing washer is connected with the ejector pin, the gasket is connected with the ejector pin, the second sealing washer is connected with the gasket, the spring is connected with the gasket, coupling assembling and main part body intercommunication, the cylinder stretches out and compresses tightly the ejector pin, first sealing washer and guider form static seal, the gasket, spring and second sealing washer form dynamic seal, this compound connecting piece uses with the cooperation of stopcock valve type quick-operation joint, the ejector pin stretches out and backs up stopcock valve type quick-operation joint valve, gaseous main part body of flowing through the connector, it fills in the filler container to get into from coupling assembling, then on the contrary during bleeding, the cylinder realizes high-pressure inflation, gassing, find time complicated scene application such as managing to find time.
Description
Technical Field
The utility model relates to the technical field of harmless gas filling, in particular to an inflation and evacuation composite connecting piece.
Background
The existing valve type quick pipe joint mainly props up a valve core by manpower, the existing connecting piece has poor air tightness, and cannot be applied to complex scenes such as high-pressure inflation, deflation, evacuation and the like.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an inflation and evacuation composite connecting piece, and aims to solve the problems that the existing connecting piece is not good enough in air tightness and cannot be applied to complex scenes such as high-pressure inflation, deflation and evacuation.
In order to achieve the purpose, the utility model provides an inflation evacuation composite connecting piece, which comprises a main body assembly, a guide jacking assembly, a connecting assembly and a pressing assembly, wherein the main body assembly comprises a main body and a connector, the connector is communicated with the main body and is positioned on one side of the main body, the guide jacking assembly comprises a guide device, a cylinder, a push rod, a first sealing ring, a second sealing ring, a gasket and a spring, the guide device is fixedly connected with the main body and is positioned on one side of the main body, the cylinder is fixedly connected with the guide device and is positioned on one side of the guide device, the push rod is slidably connected with the guide device and is slidably connected with the main body and is positioned in the guide device, an annular groove is arranged on the push rod, and the first sealing ring is fixedly connected with the push rod, and be located in the annular groove, the gasket with ejector pin sliding connection, the ejector pin passes the gasket, the second sealing washer with gasket fixed connection, and be located the gasket with between the guider, the spring with gasket fixed connection, and with main part body fixed connection, and be located the main part is originally internal, coupling assembling with main part body intercommunication, press the subassembly setting and be in one side of main part body.
The main body assembly further comprises a handle, and the handle is fixedly connected with the main body and is positioned on one side of the main body.
The handle is used for more conveniently using the whole connecting piece.
The guide jacking component further comprises a third sealing ring, and the third sealing ring is fixedly connected with the guide device and is positioned between the guide device and the main body.
The third sealing ring is used for ensuring the air tightness between the guide jacking component and the main body.
The connecting assembly comprises a sleeve and a quick-change connector, and the quick-change connector is communicated with the main body and is positioned inside the sleeve.
The sleeve is fitted with the quick-change coupling so as to communicate with a plug-and-valve type quick-change coupling.
The pressing assembly comprises a shifting piece and a connecting rod, the connecting rod is fixedly connected with the main body and is located on one side of the main body, and the shifting piece is rotatably connected with the connecting rod, is rotatably connected with the sleeve and is located on one side of the connecting rod.
The plectrum with cover barrel pin junction, the plectrum with connecting rod pin junction presses the plectrum to drive coupling assembling and stopcock valve type quick-operation joint intercommunication.
According to the inflation and evacuation composite connecting piece, the connector is communicated with the main body, gas can enter the main body from the connector, the gas of the main body can also flow out from the connector, the main body assembly provides an installation position for the guide jacking assembly, the ejector rod can slide up and down in the main body under the constraint of the guide device, the first sealing ring and the second sealing ring are both used for preventing the gas from flowing out from the side edge of the guide device, and the inflation and evacuation composite connecting piece specifically comprises: the cylinder stretches out, compresses tightly the ejector pin, ejector pin upper portion first sealing washer with the guider cooperation forms static seal, the gasket the spring with the cooperation of second sealing washer forms dynamic seal, and this compound connecting piece uses with the cooperation of stopcock valve type quick-operation joint (this piece is the standard component), the ejector pin stretches out the quick-operation joint valve of back-off stopcock valve type, and gas passes through the connector flows through the main part body follows coupling assembling gets into and fills in the container, and during bleeding, the gas motion direction is then opposite, cylinder lifting surface area does tens of times of ejector pin realizes the gaseous high-pressure of low pressure control, through the action of dual sealed and cylinder to realize that high pressure is aerifyd, is filled and is filled out, evacuates complicated scene such as manage to find time and use.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural view of an air-filling and evacuating composite connector provided by the utility model.
Fig. 2 is a sectional view of a guide of a pneumatic-evacuation composite connector according to the present invention.
Fig. 3 is a cross-sectional view of a push rod of the inflation and evacuation composite connecting piece provided by the utility model.
Figure 4 is a cross-sectional view of a sleeve of a pneumatic and evacuated composite connector according to the present invention.
In the figure: 1-main part assembly, 2-guide jacking assembly, 3-connecting assembly, 4-pressing assembly, 11-main part body, 12-connector, 13-handle, 21-guide device, 22-cylinder, 23-ejector rod, 24-first sealing ring, 25-second sealing ring, 26-gasket, 27-spring, 28-third sealing ring, 31-sleeve, 32-quick-change connector, 41-plectrum, 42-connecting rod and 231-groove.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, 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 illustrative and intended to be illustrative of the utility model and are not to be construed as limiting the utility model.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Referring to fig. 1 to 4, the present invention provides an inflation and evacuation composite connector:
including main part subassembly 1, direction top extension subassembly 2, coupling assembling 3 and pressing means 4, main part subassembly 1 includes main part body 11 and connector 12, connector 12 with main part body 11 intercommunication to be located one side of main part body 11, direction top extension subassembly 2 includes guider 21, cylinder 22, ejector pin 23, first sealing washer 24, second sealing washer 25, gasket 26 and spring 27, guider 21 with main part body 11 fixed connection to be located one side of main part body 11, cylinder 22 with guider 21 fixed connection, and be located one side of guider 21, ejector pin 23 with guider 21 sliding connection, and with main part body 11 sliding connection, and be located in guider 21, there is annular groove 231 on ejector pin 23, first sealing washer 24 with ejector pin 23 fixed connection, and be located in annular groove 231, gasket 26 with ejector pin 23 sliding connection, ejector pin 23 passes gasket 26, second sealing washer 25 with gasket 26 fixed connection, and be located gasket 26 with between the guider 21, spring 27 with gasket 26 fixed connection, and with main part body 11 fixed connection, and be located in main part body 11, coupling assembling 3 with main part body 11 communicates, press the setting of subassembly 4 and be in one side of main part body 11.
In this embodiment, the connector 12 is communicated with the main body 11, the gas can enter the main body 11 from the connector 12, the gas of the main body 11 can also flow out from the connector 12, the main body assembly 1 provides an installation position for the guide jacking assembly 2, the ejector rod 23 can slide up and down in the main body 11 under the constraint of the guide device 21, and the first seal ring 24 and the second seal ring 25 both prevent the gas from flowing out from the side of the guide device 21, specifically: the cylinder 22 stretches out, compresses tightly ejector pin 23, ejector pin 23 upper portion first sealing washer 24 with guider 21 cooperation forms static seal, gasket 26 spring 27 with the cooperation of second sealing washer 25 forms dynamic seal, and this compound connecting piece uses with the cooperation of stopcock valve type quick-operation joint (this piece is the standard component), ejector pin 23 stretches out and backs down stopcock valve type quick-operation joint valve, and gas passes through connector 12, flows through main part body 11, follows coupling assembling 3 gets into and fills in the container, and during the air exhaust, the gas motion direction is then opposite, cylinder 22 atress area is tens of times of ejector pin 23, realizes the charge and discharge of low pressure control high-pressure gas, through the action of dual seal and cylinder 22 to realize that high pressure is aerifyd, is deflated, evacuates complicated scene such as to use.
Further, the main body assembly 1 further comprises a handle 13, and the handle 13 is fixedly connected with the main body 11 and is located on one side of the main body 11.
In this embodiment, the handle 13 is used to facilitate the use of the entire connector.
Further, the guide jacking assembly 2 further comprises a third sealing ring 28, and the third sealing ring 28 is fixedly connected with the guide device 21 and is located between the guide device 21 and the main body 11.
In the present embodiment, the third sealing ring 28 is used to ensure air tightness between the guide ram assembly 2 and the main body 11.
Further, the coupling assembly 3 includes a sleeve 31 and a quick-change connector 32, and the quick-change connector 32 is communicated with the main body 11 and is located inside the sleeve 31.
In the present embodiment, the sleeve 31 is fitted with the quick-change coupling 32 so as to communicate with a plug-valve type quick-change coupling.
Further, the pressing component 4 includes a shifting piece 41 and a connecting rod 42, the connecting rod 42 is fixedly connected to the main body 11 and is located on one side of the main body 11, and the shifting piece 41 is rotatably connected to the connecting rod 42 and is rotatably connected to the sleeve 31 and is located on one side of the connecting rod 42.
In this embodiment, the shifting piece 41 is in pin connection with the sleeve 31, the shifting piece 41 is in pin connection with the connecting rod 42, and the shifting piece 41 is pressed, so that the connecting component 3 is driven to be communicated with the pipe plug valve type quick coupling.
The utility model relates to an inflation and evacuation composite connecting piece, which has the working principle that: the composite connecting piece is matched with a pipe plug valve type quick connector (the composite connecting piece is a standard piece), an operator presses down the shifting piece 41, the spring inside the pipe plug valve type quick connector is compressed, the steel balls on the side wall can move outwards, the connecting piece is inserted into the pipe plug valve type quick connector, the spring inside the pipe plug valve type quick connector of the shifting piece 41 is loosened and reset, the steel balls on the side wall move inwards to lock the shifting piece 41 and the pipe plug valve type quick connector, the air cylinder 22 is operated, the air cylinder 22 extends out to press the ejector rod 23, the ejector rod 23 is tightly pressed with the guide device 21, the upper part of the ejector rod 23, the first sealing ring 24 and the guide device 21 are matched to form static sealing, the gasket 26, the spring 27 and the second sealing ring 25 are matched to form dynamic sealing, the ejector rod 23 extends out to push the pipe plug valve type quick connector, and gas flows through the connector 12 and flows through the inner cavity of the main body 11, filling the filling container from the quick-change coupling 32; when the air cylinder 22 is exhausted, the ejector rod 23 jacks up the pipe plug valve type quick connector valve, gas in the container flows through the quick connector 32 and flows through the inner cavity of the main body 11, the connector 12 is exhausted, when the sealing fails, the gas can flow out of the side edge of the guide device 21, and the air cylinder 22 or the first sealing ring 24 and the second sealing ring 25 can be replaced at the moment.
While the utility model has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the utility model.
Claims (5)
1. An inflation and evacuation composite connecting piece is characterized in that,
comprises a main body component, a guide jacking component, a connecting component and a pressing component, wherein the main body component comprises a main body and a connector, the connector is communicated with the main body and is positioned on one side of the main body, the guide jacking component comprises a guide device, a cylinder, a mandril, a first sealing ring, a second sealing ring, a gasket and a spring, the guide device is fixedly connected with the main body and is positioned on one side of the main body, the cylinder is fixedly connected with the guide device and is positioned on one side of the guide device, the mandril is slidably connected with the guide device and is slidably connected with the main body and is positioned in the guide device, an annular groove is formed in the mandril, the first sealing ring is fixedly connected with the mandril and is positioned in the annular groove, and the gasket is slidably connected with the mandril, the ejector pin passes the gasket, the second sealing washer with gasket fixed connection, and be located the gasket with between the guider, the spring with gasket fixed connection, and with main part body fixed connection, and be located in the main part body, coupling assembling with the main part body intercommunication, press the subassembly setting and be in one side of main part body.
2. The air-filled evacuated composite connector according to claim 1,
the main part subassembly still includes the handle, the handle with main part body fixed connection to be located one side of main part body.
3. The air-filled evacuated composite connector according to claim 1,
the guide jacking component further comprises a third sealing ring, and the third sealing ring is fixedly connected with the guide device and is positioned between the guide device and the main body.
4. The air-filled evacuated composite connector according to claim 1,
the connecting assembly comprises a sleeve and a quick-change connector, and the quick-change connector is communicated with the main body and is positioned inside the sleeve.
5. The air-filled evacuated composite connector according to claim 4,
the pressing assembly comprises a shifting piece and a connecting rod, the connecting rod is fixedly connected with the main body and is located on one side of the main body, and the shifting piece is rotatably connected with the connecting rod and is rotatably connected with the sleeve and is located on one side of the connecting rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122213950.0U CN215445274U (en) | 2021-09-14 | 2021-09-14 | Inflation and evacuation composite connecting piece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122213950.0U CN215445274U (en) | 2021-09-14 | 2021-09-14 | Inflation and evacuation composite connecting piece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215445274U true CN215445274U (en) | 2022-01-07 |
Family
ID=79699607
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122213950.0U Active CN215445274U (en) | 2021-09-14 | 2021-09-14 | Inflation and evacuation composite connecting piece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215445274U (en) |
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2021
- 2021-09-14 CN CN202122213950.0U patent/CN215445274U/en active Active
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