CN209415030U - A kind of high pressure resistant nontoxic nitrogen gas tank - Google Patents

Abstract

The utility model relates to the correlative technology fields of nitrogen gas tank, specially a kind of high pressure resistant nontoxic nitrogen gas tank, including high pressure resistant nontoxic nitrogen gas tank ontology and pedestal, the bottom end of high pressure resistant nontoxic nitrogen gas tank ontology is welded with pedestal, it is welded with connector on high pressure resistant nontoxic nitrogen gas tank ontology, interior inserting groove is welded on connector inner wall；Have the beneficial effect that the device by the plug assembly being arranged on the inside of extension tube attached, first carries out grafting, and be bolted with sealing device on the outside of connector, is directly screwed onto sealing device between extension tube attached and connector after grafting, it is easy to operate；By being bonded with seal washer in connector position, the leakproofness of junction is not only increased, but also can be reduced the abrasion of extension tube attached Yu connector junction, and carried and fixed with rope when the lifting lug convenient transportation of welding above nitrogen gas tank.

Description

A kind of high pressure resistant nontoxic nitrogen gas tank

Technical field

The utility model relates to the correlative technology field of nitrogen gas tank, specially a kind of high pressure resistant nontoxic nitrogen gas tank.

Background technique

Nitrogen gas tank, also known as nitrogen cylinder, be for transporting, using the storage facilities of nitrogen, it is high pressure resistant, nontoxic generally to deposit Store up high-pressure liquid nitrogen；

The existing connector of the upper connection of nitrogen gas tank during transportation, or when not in use, is needed using flanged joint Connecting tube is separated into nitrogen gas tank, and flanged joint disassembly is cumbersome, it is not easy to operate.

Utility model content

The purpose of this utility model is to provide a kind of high pressure resistant nontoxic nitrogen gas tanks, to solve to propose in above-mentioned background technique The problem of.

To achieve the above object, the utility model provides the following technical solutions: a kind of high pressure resistant nontoxic nitrogen gas tank, including resistance to The bottom end of pressurized non-toxic nitrogen gas tank ontology and pedestal, the high pressure resistant nontoxic nitrogen gas tank ontology is welded with pedestal, described high pressure resistant It is welded with connector on nontoxic nitrogen gas tank ontology, interior inserting groove, the interior inserting groove front end are welded on the connector inner wall It is bonded with ring packing washer, the interior inserting groove interpolation is connected to interior insertion pipe, and it is close that movement is bolted on the outside of the connector Seal is provided with internal screw thread on the inside of the mobile sealing ring, is welded with spring on the inside of mobile sealing ring, the spring it is another One end is welded with gasket, is provided with external screw thread, the high pressure resistant nontoxic nitrogen on the outer wall of the connector and extension tube attached The upper end of tank ontology is welded with lifting lug, is connected with valve on the connector.

Preferably, the connector is circular cylinder structure, is provided with multiple interior inserting grooves on the inner wall of connector, described The outer wall of interior inserting groove is bonded with the inner wall of connector, and multiple interior inserting grooves are equidistant etc. uniform in size is arranged in the interior of connector On wall, and the length of interior inserting groove is less than the length of connector.

Preferably, the extension tube attached is circular cylinder structure, and the inner section area of extension tube attached is equal to the inner section of connector Area, the outer cross section area of extension tube attached are equal to the outer cross section area of connector, are welded with interior insertion pipe on the inner wall of extension tube attached.

Preferably, the front end of the interior insertion pipe is circular cylinder structure, and the rear end of interior insertion pipe is corresponding L shape knot Structure, the area of section of interior insertion pipe are equal to the inner section area of interior inserting groove, quantity and the interior inserting groove of the interior insertion pipe Quantity is identical, and the front end of interior insertion pipe is located at the front end outer side of extension tube attached.

Preferably, the outside of the mobile sealing ring is ring structure, and the inside of mobile sealing ring is ring channel structures, is moved It is welded with a coil spring on the inside of dynamic seal ring, the other end of the spring is welded with gasket, and the gasket is connected to connection The outer wall setting of head.

Compared with prior art, the utility model has the beneficial effects that

1. the device first carries out grafting, and in the outside spiral shell of connector by the plug assembly being arranged on the inside of extension tube attached It is connected to sealing device, is directly screwed onto sealing device between extension tube attached and connector after grafting, it is easy to operate；

2. the device has not only increased the leakproofness of junction, but also can be reduced outer by being bonded with seal washer in connector position The abrasion of adapter tube and connector junction, and carried and consolidated with rope when the lifting lug convenient transportation of welding above nitrogen gas tank It is fixed.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model；

Fig. 2 is the connector and extension tube attached structural schematic diagram of the utility model；

Fig. 3 is the connector structural side view of the utility model.

In figure: 1 high pressure resistant nontoxic nitrogen gas tank ontology, 2 pedestals, 3 connectors, 4 extension tube attacheds, inserting groove, 6 ring packings in 5 Washer, insertion pipe, 8 mobile sealing rings, 9 springs, 10 gaskets, 11 external screw threads, 12 lifting lugs, 13 valves in 7.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

It please refers to Fig.1 to Fig.3, the utility model provides a kind of technical solution: a kind of high pressure resistant nontoxic nitrogen gas tank, including it is resistance to The bottom end of pressurized non-toxic nitrogen gas tank ontology 1 and pedestal 2, high pressure resistant nontoxic nitrogen gas tank ontology 1 is welded with pedestal 2, high pressure resistant nontoxic It is welded with connector 3 on nitrogen gas tank ontology 1, interior inserting groove 5 is welded on 3 inner wall of connector, interior 5 front end of inserting groove is bonded with ring Shape seal washer 6 is plugged with interpolation adapter tube 7 in interior inserting groove 5, and the outside of connector 3 is bolted with mobile sealing ring 8, and movement is close The inside of seal 8 is provided with internal screw thread, and the inside of mobile sealing ring 8 is welded with spring 9, and the other end of spring 9 is welded with sealing External screw thread 11, the upper end welding of high pressure resistant nontoxic nitrogen gas tank ontology 1 are provided on the outer wall of pad 10, connector 3 and extension tube attached 4 There is lifting lug 12, lifting lug 12 is convenient to facilitate carrying and fixation across rope, and valve 13 is connected on connector 3.

Further, connector 3 is circular cylinder structure, is provided with multiple interior inserting grooves 5 on the inner wall of connector 3, interior The outer wall of inserting groove 5 is bonded with the inner wall of connector 3, the connector 3 uniform in size that is arranged in such as multiple interior inserting grooves 5 are equidistant On inner wall, and the length of interior inserting groove 5 is less than the length of connector 3, and interior inserting groove 5 is in the inside of connector 3, interior inserting groove 5 be round slot structure.

Further, extension tube attached 4 is circular cylinder structure, and the inner section area of extension tube attached 4 is equal to the inner section of connector 3 Area, the outer cross section area of extension tube attached 4 are equal to the outer cross section area of connector 3, are welded with interior insertion pipe on the inner wall of extension tube attached 4 7, the thickness of 4 side wall of extension tube attached is equal to the thickness of 3 side wall of connector.

Further, the front end of interior insertion pipe 7 is circular cylinder structure, and the rear end of interior insertion pipe 7 is corresponding L shape knot Structure, the area of section of interior insertion pipe 7 are equal to the inner section area of interior inserting groove 5, the quantity of interior insertion pipe 7 and interior inserting groove 5 Quantity is identical, and the front end of interior insertion pipe 7 is located at the front end outer side of extension tube attached 4, and the length of interior insertion pipe 7 is equal to interior inserting groove 5 Length.

Further, the outside of mobile sealing ring 8 is ring structure, and the inside of mobile sealing ring 8 is ring channel structures, is moved A coil spring 9 is welded on the inside of dynamic seal ring 8, the other end of spring 9 is welded with gasket 10, and gasket 10 is connected to connector 3 outer wall setting, gasket 10 are sealed junction.

Working principle: in actual work, when needing that extension tube attached 4 is connected on connector 3, valve 13 is initially located in closing State is glued in the corresponding interior inserting groove 5 being plugged in connector 3 of interior insertion pipe 7 in extension tube attached 4 on ring packing washer 6 The front port in connector 3 is connect, when extension tube attached 4 is docked, the front end of extension tube attached 4 will be docked on ring packing washer 6, then will Mobile sealing ring 8 carries out the direction moving in rotation to extension tube attached 4, and the gasket 10 of the inside of mobile sealing ring 8 is to abut always On the outer wall of connector 3, when mobile sealing ring 8 is moved to the junction of connector 3 and extension tube attached 4, gasket 10 will be to even Sealing function is played at the place of connecing, while the internal screw thread of mobile 8 bottom end of sealing ring is screwed on connector 3 and extension tube attached 4, mobile sealing Circle 8 plays fixed effect, again opens valve 13 after the completion of connection.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (5)

1. a kind of high pressure resistant nontoxic nitrogen gas tank, including high pressure resistant nontoxic nitrogen gas tank ontology (1) and pedestal (2), it is characterised in that: institute The bottom end for stating high pressure resistant nontoxic nitrogen gas tank ontology (1) is welded with pedestal (2), is welded on the high pressure resistant nontoxic nitrogen gas tank ontology (1) It is connected to connector (3), is welded with interior inserting groove (5) on connector (3) inner wall, interior inserting groove (5) front end is bonded with Ring packing washer (6), the interior inserting groove (5) is interior to be plugged with interpolation adapter tube (7), is bolted on the outside of the connector (3) It moves sealing ring (8), internal screw thread is provided on the inside of the mobile sealing ring (8), is welded with bullet on the inside of mobile sealing ring (8) The other end of spring (9), the spring (9) is welded with gasket (10), on the outer wall of the connector (3) and extension tube attached (4) It is provided with external screw thread (11), the upper end of the high pressure resistant nontoxic nitrogen gas tank ontology (1) is welded with lifting lug (12), the connector (3) valve (13) are connected on.

2. the high pressure resistant nontoxic nitrogen gas tank of one kind according to claim 1, it is characterised in that: the connector (3) is annular Column structure is provided with multiple interior inserting grooves (5), the outer wall and connector of the interior inserting groove (5) on the inner wall of connector (3) (3) on the inner walls uniform in size for being arranged in connector (3) such as inner wall is bonded, and multiple interior inserting grooves (5) are equidistant, and interior grafting The length of slot (5) is less than the length of connector (3).

3. the high pressure resistant nontoxic nitrogen gas tank of one kind according to claim 1, it is characterised in that: the extension tube attached (4) is annular Column structure, the inner section area of extension tube attached (4) are equal to the inner section area of connector (3), the outer cross section area of extension tube attached (4) Equal to the outer cross section area of connector (3), interior insertion pipe (7) are welded on the inner wall of extension tube attached (4).

4. the high pressure resistant nontoxic nitrogen gas tank of one kind according to claim 1, it is characterised in that: before the interior insertion pipe (7) End is circular cylinder structure, and the rear end of interior insertion pipe (7) is corresponding L-shaped structure, and the area of section of interior insertion pipe (7) is equal to interior The quantity of the inner section area of inserting groove (5), the interior insertion pipe (7) is identical as the quantity of interior inserting groove (5), and interior insertion pipe (7) front end is located at the front end outer side of extension tube attached (4).

5. the high pressure resistant nontoxic nitrogen gas tank of one kind according to claim 1, it is characterised in that: the mobile sealing ring (8) Outside is ring structure, and the inside of mobile sealing ring (8) is ring channel structures, is welded with a circle bullet on the inside of mobile sealing ring (8) The other end of spring (9), the spring (9) is welded with gasket (10), and the gasket (10) is connected to the outer wall of connector (3) Setting.