CN213207264U - Inflation joint for nitrogen filling experiment of pressure container - Google Patents
Inflation joint for nitrogen filling experiment of pressure container Download PDFInfo
- Publication number
- CN213207264U CN213207264U CN202021979420.6U CN202021979420U CN213207264U CN 213207264 U CN213207264 U CN 213207264U CN 202021979420 U CN202021979420 U CN 202021979420U CN 213207264 U CN213207264 U CN 213207264U
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- pressure vessel
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Abstract
The utility model relates to a pressure vessel fills nitrogen experiment with inflating joint. The utility model provides a pressure vessel fills gas connection for nitrogen experiment, includes pipy body, the vent slot that runs through around the body has, the body rear end extends in order to be formed with the fixed block to the circumference outside, can dismantle on the fixed block and be fixed with the connecting block, one side that the fixed block was kept away from to the connecting block can be dismantled and be fixed with and be used for with quick-assembling joint complex charging connector, the body front end is equipped with two at least locking pieces and is formed with two at least locking grooves, and two at least locking pieces are and use the vent slot axis to set up as central annular interval, run through inside and outside the locking groove the body lateral wall, locking groove and vent slot intercommunication, on the locking piece rotatable body of being fixed in, a locking groove corresponds a locking piece, be equipped with the ring channel. The utility model has the advantages of smaller occupied space and convenient storage and management.
Description
Technical Field
The utility model relates to a pressure vessel fills nitrogen experiment with inflating joint.
Background
The experiment of filling nitrogen often needs to pressure vessel, through connecting pipe and quick-operation joint in order to realize being connected between nitrogen cylinder and pressure vessel, but nitrogen cylinder on the market has multiple model, and the quick-operation joint of every model nitrogen cylinder is all different, needs every kind of quick-operation joint all to match there is the connecting pipe, and occupation space is great, and the management is inconvenient.
Disclosure of Invention
The utility model aims at providing a pressure vessel that occupation space is littleer, is convenient for deposit the management aerify the joint for the experiment of nitrogenization.
In order to achieve the above purpose, the utility model adopts the following technical scheme: an inflation connector for a pressure container nitrogen filling experiment comprises a tubular body, wherein the body is provided with a vent groove which penetrates through the body from front to back, the rear end of the body extends towards the circumferential outer side to form a fixed block, a connecting block is detachably fixed on the fixed block, one side, away from the fixed block, of the connecting block is detachably fixed with an inflation nozzle matched with a quick coupler, the fixed block and the connecting block are provided with flange structures matched with each other, the connecting block is provided with a first connecting groove communicated with the vent groove, the inflation nozzle is provided with a second connecting groove communicated with the first connecting groove, the circumferential outer wall of the end part of the inflation nozzle and the circumferential inner wall of the first connecting groove are provided with thread structures matched with each other, the front end of the body is provided with at least two locking pieces and at least two locking grooves are formed, and the at least two locking pieces are arranged at, run through inside and outside the locking groove the body lateral wall, locking groove and air vent intercommunication, on the rotatable body that is fixed in of locking piece, a locking groove corresponds a locking piece, locking piece one end is equipped with the spacing portion that is used for stretching into the air vent, the locking piece is kept away from the outside extension of one end of spacing portion and is in order to be formed with the portion of stirring, be equipped with the ring channel on the air vent cell wall, be equipped with the sealing washer in the ring channel.
The utility model discloses during the use, it is fixed with charging connector and nitrogen cylinder quick-operation joint buckle, then with body front end and pressure vessel's quick-charge articulate to pull locking piece and fix with being connected of realization quick-charge joint and body. When the pressure container is filled with nitrogen, selecting a corresponding inflating nozzle according to the type of a purchased quick coupler of the nitrogen cylinder, and then matching the inflating nozzle on a connecting block in a threaded manner; and if the inflating nozzle is too large or too small, selecting the corresponding connecting block according to the external thread section of the inflating nozzle. The utility model discloses only need carry out the management of different charging connectors and connecting block, the structure of body part is general, compares many connecting pipes, and occupation space is littleer, is more convenient for deposit the management.
Preferably, the vent groove comprises a first section and a second section, the first section is located at the front side of the second section and is communicated with the locking groove, and the inner diameter of the first section is larger than that of the second section. The quick-fill connector end of the pressure vessel may be restrained by the axial face of the second section so that the groove on the quick-fill connector can be aligned with the restraining portion of the locking member.
Preferably, the outer wall of the body corresponding to the circumferential outer side of the locking groove is provided with two extending parts, and the locking piece is rotatably fixed between the two extending parts through the rotating shaft. Above-mentioned setting is thicker in both ends around so that the body only, and the position at the skew both ends of body can be done thinner, so that the utility model discloses weight is lighter, is convenient for take, the staff's management of being convenient for.
Preferably, the axis of the rotating shaft is perpendicular to the axis of the vent groove. Above-mentioned setting is so that the locking piece rotates in order to connect the location back to filling soon, and the axis of the stirring portion of locking piece and the axis of body can be located and be used for on the plane, so that the utility model discloses occupation space is littleer when storing, is more convenient for store.
Preferably, the outer edge of the cross section of the rotating part is circular, and the axis of the rotating shaft deviates from the axis of the rotating part. The outer wall of the rotating part is a cambered surface, so that the limiting part clamps the quick charging connector, and the limiting part and the quick charging connector are less worn.
Preferably, the middle section of the charging connector extends towards the circumferential outer side to form an outer convex part with a regular hexagon cross section. The outer convex part is arranged so as to be convenient for the matching of the inflating nozzle and the wrench, and the inflating nozzle and the connecting block are convenient for thread fixing. Meanwhile, the outer convex part can be used for limiting the inflating nozzle.
The utility model has the advantages of smaller occupied space and convenient storage and management.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a cross-sectional view of the present invention.
Detailed Description
The invention will be further described with reference to the drawings and the specific embodiments.
Shown by figure 1 and figure 2, the utility model discloses a pressure vessel fills nitrogen experiment and uses inflation connector, including pipy body 1, the air channel 11 that runs through around body 1 has, body 1 rear end extends in order to be formed with fixed block 2 to the circumference outside, can dismantle on the fixed block 2 and be fixed with connecting block 3, and connecting block 3 keeps away from one side of fixed block can dismantle be fixed with be used for with quick-assembly joint complex charging connector 4. Wherein, fixed block 2 is equipped with the flange structure of mutually supporting with connecting block 3, and connecting block 3 is equipped with the first connecting groove 31 with the intercommunication of air channel 11. Wherein, the charging connector 4 is provided with a second connecting groove 41 communicated with the first connecting groove 31, and the circumferential outer wall of the front end part of the charging connector 4 and the circumferential inner wall of the first connecting groove 31 are provided with mutually matched thread structures.
Wherein, the middle section of the charging connector 4 extends to the circumferential outside to form an outer convex part 40 with a regular hexagon cross section.
The 1 front end of body is equipped with two locking pieces 6 and is formed with two locking grooves 12, and two locking pieces 6 are and use 11 axes of vent groove to set up as the even interval of center annular, run through 1 lateral wall of body inside and outside locking groove 12, locking groove 12 and vent groove 11 intercommunication, and on locking piece 6 rotatable be fixed in body 1, a locking groove 12 corresponds a locking piece 6. The locking piece 6 comprises a shifting part 61 and a rotating part 62 which is rotatably fixed with the body 1, the rotating part 62 is provided with a limiting part 63 which is used for extending into the vent groove, the groove wall of the vent groove 11 is provided with an annular groove 10, and a sealing ring is arranged in the annular groove 10.
The vent groove 11 includes a first section 111 and a second section 112, the first section 111 is located at the front side of the second section 112 and is communicated with the locking groove 12, the annular groove 10 is located on the first section 111, and the inner diameter of the first section 111 is larger than that of the second section 112.
The outer wall of the body 1 corresponding to the circumferential outer side of the locking groove 12 is provided with two extending parts 13, the rotating part 62 of the locking piece 6 is rotatably fixed between the two extending parts 13 through a rotating shaft 64, the outer edge of the cross section of the rotating part 62 is circular, and the axis of the rotating shaft 64 deviates from the axis of the rotating part 62. Wherein, the axis of the rotating shaft 64 is perpendicular to the axis of the vent groove 11.
The utility model has the advantages of smaller occupied space and convenient storage and management.
Claims (6)
1. An inflation connector for a pressure container nitrogen filling experiment is characterized by comprising a tubular body, wherein the body is provided with a vent groove which penetrates through the front and the back, the rear end of the body extends towards the circumferential outer side to form a fixed block, a connecting block is detachably fixed on the fixed block, one side, away from the fixed block, of the connecting block is detachably fixed with an inflation nozzle matched with a quick connector, the fixed block and the connecting block are provided with flange structures matched with each other, the connecting block is provided with a first connecting groove communicated with the vent groove, the inflation nozzle is provided with a second connecting groove communicated with the first connecting groove, the circumferential outer wall of the end part of the inflation nozzle and the circumferential inner wall of the first connecting groove are provided with thread structures matched with each other, the front end of the body is provided with at least two locking pieces and at least two locking grooves, and the at least two locking pieces are arranged at intervals in a, run through inside and outside the locking groove the body lateral wall, locking groove and air vent intercommunication, on the rotatable body that is fixed in of locking piece, a locking groove corresponds a locking piece, the locking piece including stir the portion and with the rotatable fixed rotation portion of body, the rotation portion is equipped with the spacing portion that is used for stretching into the air vent, be equipped with the ring channel on the air vent cell wall, be equipped with the sealing washer in the ring channel.
2. The gas filling joint for nitrogen filling experiment of pressure vessel according to claim 1, wherein the vent groove comprises a first section and a second section, the first section is located at the front side of the second section and is communicated with the locking groove, and the inner diameter of the first section is larger than that of the second section.
3. The charging connector for the nitrogen charging experiment of the pressure vessel as claimed in claim 1, wherein the outer wall of the body corresponding to the outer circumferential side of the locking groove is provided with two extending portions, and the locking member is rotatably fixed between the two extending portions by a rotating shaft.
4. The charging connector for nitrogen charging experiment of pressure vessel according to claim 3, characterized in that the axis of said rotation shaft is perpendicular to the axis of said ventilation slot.
5. The charging connector for the nitrogen charging experiment of the pressure vessel as recited in claim 3, wherein the outer edge of the cross section of the rotating portion is circular, and the axis of the rotating shaft is deviated from the axis of the rotating portion.
6. The inflating joint for the pressure vessel nitrogen filling experiment as recited in claim 1, wherein the middle section of the inflating nozzle extends to the circumferential outer side to form an outer convex part with a regular hexagonal cross section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021979420.6U CN213207264U (en) | 2020-09-11 | 2020-09-11 | Inflation joint for nitrogen filling experiment of pressure container |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021979420.6U CN213207264U (en) | 2020-09-11 | 2020-09-11 | Inflation joint for nitrogen filling experiment of pressure container |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213207264U true CN213207264U (en) | 2021-05-14 |
Family
ID=75819941
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021979420.6U Active CN213207264U (en) | 2020-09-11 | 2020-09-11 | Inflation joint for nitrogen filling experiment of pressure container |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213207264U (en) |
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2020
- 2020-09-11 CN CN202021979420.6U patent/CN213207264U/en active Active
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