CN214500871U - Add mechanism of qi with supplementary pressurization mechanism of aerifing - Google Patents
Add mechanism of qi with supplementary pressurization mechanism of aerifing Download PDFInfo
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- CN214500871U CN214500871U CN202023218593.9U CN202023218593U CN214500871U CN 214500871 U CN214500871 U CN 214500871U CN 202023218593 U CN202023218593 U CN 202023218593U CN 214500871 U CN214500871 U CN 214500871U
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Abstract
The utility model discloses a gas filling machine with auxiliary pressurizing and inflating mechanism, which comprises a sealing device, wherein the sealing device comprises a movable sealing plate and a sealing plug, one end of the movable sealing plate is movably hinged in the inner wall of a gas filling gun shell through a hinged shaft, the sealing plug is in a round platform-shaped structure, when a pressurizing unit pressurizes the inside of the gas filling gun shell, the pressure pushes the movable sealing plate to rotate by taking the hinged shaft as the shaft to seal the opening of the gas filling gun tube head, thereby avoiding the phenomenon that residual gas in the gas filling gun shell flows out, continuously pressurizing the inside of the gas filling gun shell, returning residual gas in the gas filling gun shell to the gas filling machine through a gas filling pipe, continuously pressurizing the gas filling gun shell and the gas filling pipe after flowing back into the gas filling machine, continuously increasing the pressure can push the sealing plug to move on a stainless steel supporting rod to be clamped and sealed in a circular cone groove, and sealing the air gun shell is completed, and at the moment, the air in the air dispenser is completely isolated from the outside by the air gun shell.
Description
Technical Field
The utility model relates to a with mechanism of qi technical field, concretely relates to add mechanism of qi with supplementary pressurization mechanism of aerifing.
Background
The gas filling machine is a gas filling device which supplies fuel to a natural gas automobile and a large CNG substation vehicle in a compressed natural gas mode, gas in a natural gas pipeline is generally subjected to pre-purification treatment to remove sulfur and water in the gas, then the pressure is compressed from 0.1-1.0Mpa to 25Mpa by a compressor unit, and finally the vehicle is filled with gas by a gas selling machine.
In the prior art, a certain amount of compressed natural gas still exists in a pipeline after the gas filling of a gas filling machine is finished, and the compressed natural gas is easy to volatilize or flow out to cause waste; therefore, the air dispenser with the auxiliary pressurizing and inflating mechanism is provided for solving the problems.
SUMMERY OF THE UTILITY MODEL
Problem to above-mentioned prior art exists, the utility model provides a gas filling machine with supplementary pressurization mechanism of aerifing, including closing means, when the pressurization unit is to the inside pressurization of gas filling gun casing, constantly to the inside pressurization of gas filling gun casing, can flow back to the gas filling machine through the gas filling pipe with the inside remaining gas of gas filling gun casing.
In order to realize above-mentioned purpose, the utility model discloses a pair of add mechanism of aerifing with supplementary pressurization, including setting up in the gas gun shell that adds the gas pipe of adding mechanism of qi one end and gas filling pipe tip, the tip of gas gun shell has the gas gun tube head, still includes:
the pressurizing unit is arranged on the surface of the gas filling gun shell and used for pressurizing the interior of the gas filling gun shell, and residual gas in the gas filling gun shell is pushed to flow back into the gas filling machine through the gas filling pipe when the pressurizing unit pressurizes the interior of the gas filling gun shell;
the sealing device comprises a movable sealing plate and a sealing plug, one end of the movable sealing plate is movably hinged to the inner wall of the air gun shell through an articulated shaft, the sealing plug is of a round platform-shaped structure, a stainless steel ring is fixedly arranged on the inner wall of the air gun shell, a conical groove which can be combined with the sealing plug and enables the air gun shell to be isolated from the left and the right is arranged in the middle of the stainless steel ring, when the air gun shell is pressurized through a pressurizing unit, the movable sealing plate is pushed by pressure to seal the opening of an air gun tube head at the end part of the air gun shell, and the air in the air gun shell is pushed by pressure to flow into an air filling machine through an air filling pipe and then pushes the sealing plug to seal a sealing block to complete the sealing of the air gun shell in the conical groove.
As a further optimization of the scheme, a pressurizing hole communicated between the pressurizing unit and the interior of the air gun shell is formed in the air gun shell, and a one-way valve for unidirectionally conveying the pressure generated by the pressurizing unit to the interior of the air gun shell is arranged in the pressurizing hole.
In this embodiment, the pressurizing unit can use devices such as air pump, when the pressurizing unit pressurizes to the air gun casing is inside, pressure promotes movable shrouding and uses the articulated shaft to rotate as the axle and sealed with the opening of air gun tube head, the phenomenon of remaining gas outflow in the air gun casing has been avoided, constantly pressurize to the air gun casing is inside, can flow back to the air dispenser through the gas filler pipe with the inside remaining gas of air gun casing, the back lasts to pressurizing in the air gun casing after the gas in air gun casing and the gas filler pipe flows back to the air dispenser, the continuous increase of pressure can promote the sealing plug to remove on the stainless steel bracing piece and the block is sealed in the circular cone groove, accomplish the sealing of air gun casing, at this moment, the gas in the air dispenser is kept apart by air gun casing and outside completely.
As a further optimization of the scheme, a spring for supporting the movable sealing plate to seal the end part of the pressurizing hole is fixedly welded on the inner wall of the opening of the air gun shell communicated with the air gun tube head.
It should be noted that, under the initial condition, the spring-supported movable sealing plate is sealed in the pressurization hole, gas that adds the output of gas gun tube head through the gas dispenser at first can promote the sealing plug to remove to stop nut one side on the stainless steel bracing piece, make gas flow to discharge in the gas gun tube head through the circular cone groove, and the sealing plug adsorbs through the magnetism and fixes on the stainless steel bracing piece this moment, after the gas filling finishes, pressurize in to the gas gun casing through the pressurizing unit, gas also can normally flow into the gas filling pipe through the circular cone groove of opening, in the gas dispenser, high durability and convenient use.
As a further optimization of the scheme, a stainless steel support rod movably penetrating through the middle part of the sealing plug is fixedly welded on the inner wall of one side, close to the tube head of the air gun, of the air gun shell, and a limiting nut limiting the movement of the sealing plug towards one side of the opening of the tube head of the air gun is connected to the stainless steel support rod in a threaded matching mode.
Furthermore, the limiting nut avoids the phenomenon that the opening of the tube head of the gas filling gun is sealed due to the fact that the sealing plug moves excessively towards the opening of the tube head of the gas filling gun.
As a further optimization of the above scheme, a magnetic attraction block which can be attracted and fixed on the stainless steel ring and the stainless steel support rod is fixedly arranged in the sealing plug.
Specifically, the sealing plug can be adsorbed and fixed on the stainless steel ring and the stainless steel supporting rod through the magnetic adsorption block, and the sealing plug is stable in structure.
The utility model discloses a gas filling machine with supplementary pressurization mechanism of aerifing possesses following beneficial effect:
the utility model discloses a gas dispenser with supplementary pressurization mechanism of aerifing, including closing device, closing device includes movable shrouding and sealing plug, the one end of movable shrouding passes through articulated shaft activity hinge joint in the inner wall of gas dispenser casing, the sealing plug is round platform column structure, fixed being provided with stainless steel ring on the inner wall of gas dispenser casing, the middle part of stainless steel ring is provided with can merge the circular cone groove that separates the gas dispenser casing from side to side with the sealing plug mutually, when pressurizeing to gas dispenser casing inside through the pressurization unit, pressure promotes movable shrouding seal at the gas dispenser tube head opening part of gas dispenser casing tip, and the gas in the gas dispenser casing is promoted the sealing plug again and seals the block and accomplish the sealing of gas dispenser casing in the circular cone groove after the gas in the gas dispenser casing flows into the gas dispenser through the gas filling pipe to the time of pressurizing unit to the gas dispenser casing inside pressurization, pressure promotes movable shrouding and uses the articulated shaft to rotate as the axle and sealed with the opening of air entrainment rifle tube head, the phenomenon of remaining gas outflow in the air entrainment rifle casing has been avoided, constantly to the inside pressurization of air entrainment rifle casing, can flow back to the air entrainment machine through the gas entrainment pipe with the inside remaining gas of air entrainment rifle casing, the gas in air entrainment rifle casing and the gas entrainment pipe flows back and continues to pressurizeing in the air entrainment rifle casing after to the air entrainment rifle casing, pressure constantly increases and can promote the sealing plug to remove on the stainless steel bracing piece and the block is sealed in the circular cone groove, accomplish the sealing of air entrainment rifle casing, at this moment, the gas in the air entrainment machine is kept apart by air entrainment rifle casing and outside completely.
There have been disclosed in detail certain embodiments of the invention with reference to the following description and drawings, and it is to be understood that the embodiments of the invention are not limited thereby, but are capable of numerous changes, modifications and equivalents within the spirit and terms of the appended claims.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the structure of the air gun housing of the present invention;
fig. 3 is an enlarged schematic view of a structure in fig. 2 according to the present invention.
In the figure: the gas filling machine comprises a gas filling machine 1, a gas filling pipe 2, a gas filling gun shell 3, a gas filling gun pipe head 4, a limiting nut 5, a sealing plug 6, a magnetic suction block 7, a conical groove 8, a stainless steel ring 9, a stainless steel support rod 10, a pressurizing unit 11, a pressurizing hole 12, a one-way valve 13, a movable sealing plate 14, a hinged shaft 15 and a spring 16.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clear, the present invention is further described in detail by the embodiments and the accompanying drawings. It should be understood, however, that the description herein of specific embodiments is only intended to illustrate the invention and not to limit the scope of the invention.
It should be noted that when an element is referred to as being "disposed on," or provided with "another element, it can be directly on the other element or intervening elements may also be present, when an element is referred to as being" connected, "or coupled to another element, it can be directly on the other element or intervening elements may be present, and" fixedly coupled "means that the element is fixedly coupled in many ways, which are not intended to be within the scope of the present disclosure, the terms" vertical, "" horizontal, "" left, "" right, "and the like are used herein for illustrative purposes only and are not intended to be a single embodiment.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and the terms used herein in the specification are for the purpose of describing particular embodiments only and are not intended to limit the present invention, and the term "and/or" as used herein includes any and all combinations of one or more of the associated listed items;
referring to the attached drawings 1-3 of the specification, the utility model provides a technical scheme: the utility model provides a gas filling machine with supplementary pressurization mechanism of aerifing, is including setting up in the gas filling pipe 2 of 1 one end of gas filling machine and the gas filling gun casing 3 of 2 tip of gas filling pipe, and the tip of gas filling gun casing 3 has gas filling gun tube head 4, still includes:
the pressurizing unit 11 is arranged on the surface of the gas filling gun shell 3 and used for pressurizing the interior of the gas filling gun shell 3, and residual gas in the gas filling gun shell is pushed to flow back into the gas filling machine 1 through the gas filling pipe 2 when the pressurizing unit 11 pressurizes the interior of the gas filling gun shell 3;
closing means, closing means includes movable closing plate 14 and sealing plug 6, the one end of movable closing plate 14 is passed through articulated shaft 15 activity and is articulated in the inner wall of air gun casing 3, sealing plug 6 is round platform column structure, the fixed stainless steel ring 9 that is provided with on the inner wall of air gun casing 3, the middle part of stainless steel ring 9 is provided with can with sealing plug 6 merge with air gun casing 3 about the circular cone groove 8 of keeping apart, when through the unit 11 to the inside pressurization of air gun casing 3, pressure promotes movable closing plate 14 and seals the 4 openings of air gun tube head at air gun casing 3 tip, the gas in the air gun casing 3 of pressure promotion passes through air entrainment pipe 2 and promotes sealing plug 6 sealed block again and accomplish the sealed of air gun casing 3 in circular cone groove 8 after flowing into air entrainment machine 1.
The gun housing 3 is provided with a pressurizing hole 12 communicating the pressurizing unit 11 and the gun housing 3, and the pressurizing hole 12 is provided with a check valve 13 for unidirectionally supplying the pressure generated by the pressurizing unit 11 to the gun housing 3.
In this embodiment, the pressurizing unit 11 may use a device such as an air pump, when the pressurizing unit 11 pressurizes the interior of the gun housing 3, the pressure pushes the movable sealing plate 14 to rotate around the hinge shaft 15 to seal the opening of the gun tube head 4, thereby avoiding the phenomenon of outflow of residual air in the gun housing 3, and continuously pressurize the interior of the gun housing 3, so that the residual air in the gun housing 3 can flow back to the inflator 1 through the air filling tube 2, and when the air in the gun housing 3 and the air filling tube 2 flows back to the inflator 1, the air is continuously pressurized in the gun housing 3, and the pressure is continuously increased to push the sealing plug 6 to move on the stainless steel support rod 10 to be clamped and sealed in the conical groove 8, thereby completing the sealing of the gun housing 3, and at this time, the air in the inflator 1 is completely isolated by the gun housing 3 and the exterior.
A spring 16 for supporting a movable closing plate 14 and sealing the end part of the pressurizing hole 12 is fixedly welded on the inner wall of an opening of the air gun shell 3 communicated with the air gun tube head 4.
It should be noted that, in an initial state, the spring 16 supports the movable closing plate 14 to be sealed in the pressurizing hole 12, the gas output from the gas gun tube head 4 through the gas dispenser 1 firstly pushes the sealing plug 6 to move to one side of the limit nut 5 on the stainless steel support rod 10, so that the gas flows into the gas gun tube head 4 through the conical groove 8 to be discharged, and at this time, the sealing plug 6 is adsorbed and fixed on the stainless steel support rod 10 through the magnetic adsorption block 7, after gas dispensing is completed, the pressurizing unit 11 pressurizes the gas gun shell 3, and the gas can normally flow into the gas filling pipe 2 and the gas dispenser 1 through the opened conical groove 8, so that the use is convenient.
The inner wall of one side of the air gun shell 3 close to the air gun tube head 4 is fixedly welded with a stainless steel support rod 10 movably penetrating the middle part of the sealing plug 6, and the stainless steel support rod 10 is connected with a limiting nut 5 limiting the movement of the sealing plug 6 towards one side of the opening of the air gun tube head 4 through thread matching.
Furthermore, the limiting nut 5 avoids the phenomenon that the sealing plug 6 excessively moves towards the opening of the gas gun tube head 4 to seal the opening of the gas gun tube head 4.
The inside of the sealing plug 6 is fixedly provided with a magnetic attraction block 7 which can be adsorbed and fixed on a stainless steel ring 9 and a stainless steel support rod 10.
Specifically, the sealing plug 6 can be fixed on the stainless steel ring 9 and the stainless steel support rod 10 through the magnetic attraction block 7 in an adsorption manner, and the sealing plug 6 is stable in structure.
The embodiment provides a gas dispenser with supplementary pressurization mechanism of aerifing, the course of operation is as follows:
the pressurization unit 11 can use devices such as an air pump, when the pressurization unit 11 pressurizes the interior of the air gun shell 3, the pressure pushes the movable sealing plate 14 to rotate by taking the hinge shaft 15 as the shaft to seal the opening of the air gun tube head 4, the phenomenon of outflow of residual air in the air gun shell 3 is avoided, pressurization is continuously performed to the interior of the air gun shell 3, the residual air in the air gun shell 3 can flow back to the air dispenser 1 through the air filling tube 2, pressurization is continuously performed to the air gun shell 3 after the air in the air gun shell 3 and the air filling tube 2 flows back to the air dispenser 1, the continuous increase of the pressure can push the sealing plug 6 to move on the stainless steel support rod 10 and the clamping is sealed in the conical groove 8, the sealing of the air gun shell 3 is completed, at the moment, the air in the air dispenser 1 is completely isolated by the air gun shell 3 and the exterior.
It should be understood, however, that the intention is not to limit the invention to the particular embodiments described, but to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the invention.
Claims (5)
1. The utility model provides a gas filling machine with supplementary pressurization mechanism, is including setting up in the gas filling pipe of gas filling machine one end and the gas filling gun shell at gas filling pipe tip, and the tip of gas filling gun shell has the gas filling gun tube head, its characterized in that still includes:
the pressurizing unit is arranged on the surface of the gas filling gun shell and used for pressurizing the interior of the gas filling gun shell, and residual gas in the gas filling gun shell is pushed to flow back into the gas filling machine through the gas filling pipe when the pressurizing unit pressurizes the interior of the gas filling gun shell;
the sealing device comprises a movable sealing plate and a sealing plug, one end of the movable sealing plate is movably hinged to the inner wall of the air gun shell through an articulated shaft, the sealing plug is of a round platform-shaped structure, a stainless steel ring is fixedly arranged on the inner wall of the air gun shell, a conical groove which can be combined with the sealing plug and enables the air gun shell to be isolated from the left and the right is arranged in the middle of the stainless steel ring, when the air gun shell is pressurized through a pressurizing unit, the movable sealing plate is pushed by pressure to seal the opening of an air gun tube head at the end part of the air gun shell, and the air in the air gun shell is pushed by pressure to flow into an air filling machine through an air filling pipe and then pushes the sealing plug to seal a sealing block to complete the sealing of the air gun shell in the conical groove.
2. The dispenser with auxiliary pressurized inflation mechanism of claim 1, wherein: the pressurizing unit is communicated with a pressurizing hole in the air gun shell, and a one-way valve for unidirectionally conveying pressure generated by the pressurizing unit to the interior of the air gun shell is arranged in the pressurizing hole.
3. The dispenser with auxiliary pressurized inflation mechanism of claim 2, wherein: the air gun shell is communicated with the inner wall of the opening of the air gun tube head, and a spring for supporting the movable sealing plate to seal the end part of the pressurizing hole is fixedly welded on the inner wall of the opening.
4. A dispenser with an auxiliary pressurized inflation mechanism as claimed in claim 3, wherein: the air gun shell is close to the stainless steel support rod that the activity passed the sealing plug middle part of fixed welding on one side inner wall of air gun tube head, be connected with the stop nut who restricts the sealing plug and remove towards air gun tube head opening one side through screw-thread fit on the stainless steel support rod.
5. The dispenser with auxiliary pressurized inflation mechanism of claim 4, wherein: and a magnetic attraction block which can be adsorbed and fixed on the stainless steel ring and the stainless steel support rod is fixedly arranged in the sealing plug.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023218593.9U CN214500871U (en) | 2020-12-28 | 2020-12-28 | Add mechanism of qi with supplementary pressurization mechanism of aerifing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023218593.9U CN214500871U (en) | 2020-12-28 | 2020-12-28 | Add mechanism of qi with supplementary pressurization mechanism of aerifing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214500871U true CN214500871U (en) | 2021-10-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023218593.9U Active CN214500871U (en) | 2020-12-28 | 2020-12-28 | Add mechanism of qi with supplementary pressurization mechanism of aerifing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214500871U (en) |
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2020
- 2020-12-28 CN CN202023218593.9U patent/CN214500871U/en active Active
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