CN213177656U - Natural gas storage tank that leakproofness is good - Google Patents

Abstract

The utility model discloses a natural gas storage tank with good sealing performance, which comprises a tank body, wherein one end of the tank body is provided with a connecting pipe, a valve is arranged on the connecting pipe, the valve is provided with a connector, the connector is in threaded connection with the connecting pipe, the connector is sleeved with a sealing sleeve outside the connecting pipe, one end of the sealing sleeve is fixed with a connecting end, the connecting end is fixedly arranged on the valve, the connecting end is sleeved outside the connector, the other end of the sealing sleeve is connected with a fixing ring, the fixing ring is in end face contact with the tank body, an opening ring cavity is arranged on the surface of the fixing ring in end face contact with the tank body, the sealing sleeve is sleeved outside the connector of the valve after the connector is in threaded connection with the connecting pipe of the tank body, the connecting end is fixed with the valve, the fixing ring of the sealing sleeve is in end face, thereby having good sealing effect at the interface.

Description

Natural gas storage tank that leakproofness is good

Technical Field

The utility model relates to a natural gas storage technical field specifically is a natural gas storage tank that leakproofness is good.

Background

Natural gas refers to a combustible gas existing in nature, and is a fossil fuel, including gases formed by various natural processes in an atmospheric space, a water space and a rock space (including oil field gas, gas field gas, mud volcanic gas, coal bed gas, biogenetic gas and the like). The definition of "natural gas" which has been common for a long time is a narrow definition from the energy point of view, and refers to a mixture of hydrocarbon and non-hydrocarbon gases which are naturally trapped in the formation. In petrogeology, oil field gas and gas field gas are commonly referred to. It is composed mainly of hydrocarbons and contains non-hydrocarbon gases, so that it burns to produce a yellow or blue flame. The natural gas is a clean and environment-friendly high-quality energy, almost does not contain sulfur, dust and other harmful substances, and generates less carbon dioxide than other fossil fuels during combustion, so that the greenhouse effect is low, and the environmental quality can be fundamentally improved. Compared with artificial gas, the natural gas has equivalent heat value price in the same proportion, is clean, can prolong the service life of the stove, is economical, safe and reliable, has no toxicity and is easy to diffuse, has lighter specific gravity than air, is not easy to accumulate explosive gas, and is safer gas.

However, the existing natural gas storage tanks have the following disadvantages: in the catering industry, natural gas is mainly used as fuel used by restaurants, the used natural gas is mainly transported to each restaurant by using a storage tank, cookers of the restaurants are connected with valves on the storage tank, but the existing storage tank does not have a measure of resealing after being connected with the valves, so that the sealing effect is poor, and the connection part has the danger of natural gas leakage.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a natural gas storage tank that leakproofness is good to solve among the above-mentioned background art in the food and beverage trade, the fuel that the restaurant used mainly uses the natural gas, the natural gas that uses mainly utilizes the storage tank to transport each restaurant, is connected the cooking utensil of restaurant and the valve on the storage tank, but current storage tank does not have the measure of sealing once more after being connected with the valve, makes sealed effect not good enough, makes the junction have the dangerous problem of natural gas leakage.

In order to achieve the above object, the utility model provides a following technical scheme: a natural gas storage tank with good sealing performance comprises a tank body, wherein one end of the tank body is provided with a connecting pipe, the connecting pipe is provided with a valve, the valve is provided with a connector, the connector is in threaded connection with the connecting pipe, the connector and the connecting pipe are sleeved with a sealing sleeve, one end of the sealing sleeve is fixed with a connecting end, the connecting end is fixedly arranged on the valve, the connecting end is sleeved outside the connector, the other end of the sealing sleeve is connected with a fixing ring, the fixing ring is contacted with the end face of the tank body, the surface of the fixing ring, which is contacted with the end surface of the tank body, is provided with an open ring cavity, a clamping cavity is arranged in the sealing sleeve, the clamping cavity is filled with sealant, the clamping cavity of the sealing sleeve is communicated with the opening ring cavity of the fixing ring through an extrusion opening, the sealed glue of pressing from both sides the intracavity enters into split ring intracavity through the extrusion mouth after the extrusion, the outer wall of seal cover is located the position of pressing from both sides the chamber and is equipped with the rubber sleeve.

Preferably, the fixing ring is located on the inner ring wall and the outer ring wall of the opening ring cavity and provided with through openings, and sealant can overflow through the through openings after entering the opening ring cavity.

Preferably, the jar body comprises outer tank layer and inner tank layer, outer tank layer cover is established at inner tank layer outside, and is formed with the intermediate layer between outer tank layer and the inner tank layer.

Preferably, a flame-retardant sponge is placed in the interlayer, and inert gas is filled in the interlayer.

Preferably, the inner tank layer and the connecting pipe are of an integrated structure.

Preferably, the tank body is externally provided with anti-skid lugs, the anti-skid lugs are provided with a plurality of groups, and the anti-skid lugs are adhered to the outer wall of the tank body.

The utility model provides a natural gas storage tank that leakproofness is good possesses following beneficial effect:

(1) the utility model discloses a seal cover is established to its outside cover again after the connector of valve and the connecting pipe screw thread installation of the jar body, and the link of seal cover is fixed with the valve, the solid fixed ring of seal cover and the end face contact of the jar body, during the use, press down the rubber sleeve that the seal cover is located double-layered outer wall of chamber, thereby the sealed glue of extrusion seal cover clamp intracavity intussuseption, thereby make the sealed glue that presss from both sides the intracavity receive the extrusion, sealed glue after receiving the extrusion enters into solid fixed ring's split ring intracavity, then the adhesion is on the surface that the jar body is located open ring chamber department, with seal cover and jar body end face sealing connection, seal once more the junction outside of the connecting pipe of connector and under the effect of seal cover.

(2) The utility model discloses a constitute outer tank layer and inner tank layer with jar body adoption to establish outer tank layer outside at the inner tank layer, make jar body for components of a whole that can function independently double-layer structure, and set up fire-retardant sponge and inert gas in the intermediate layer between outer tank layer and the inner tank layer, when jar body is in the conflagration scene, effectual fire-retardant sponge of utilization and inert gas advance fire-retardant, reduce the probability of explosion, effectual improvement security, and inner tank layer and connecting pipe adoption integral type structure, increase the leakproofness.

(3) The utility model discloses a set up multiunit skid proof block in jar external portion, when stacking a jar body in the transportation, usable skid proof block makes and keeps firm between the jar body that the multiunit stacked, and difficult emergence is rocked.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of a sectional structure of a tank body according to the present invention;

fig. 3 is an enlarged schematic structural view of a point a in fig. 1 according to the present invention;

fig. 4 is an enlarged schematic structural diagram of the position B in fig. 3 according to the present invention.

In the figure: 1. a tank body; 2. an anti-slip bump; 3. a valve; 4. an outer tank layer; 5. a flame-retardant sponge; 6. an inner tank layer; 7. an interlayer; 8. a connecting pipe; 9. sealing sleeves; 10. a connecting end; 11. sealing glue; 12. a rubber sleeve; 13. a fixing ring; 14. a connector; 15. a clamp cavity; 16. an extrusion port; 17. a port; 18. an open annular cavity.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

As shown in fig. 1-4, the utility model provides a technical solution: a natural gas storage tank with good sealing performance comprises a tank body 1, wherein one end of the tank body 1 is provided with a connecting pipe 8, a valve 3 is installed on the connecting pipe 8, a connector 14 is arranged on the valve 3, the connector 14 is in threaded connection with the connecting pipe 8, a sealing sleeve 9 is sleeved outside the connector 14 and the connecting pipe 8, one end of the sealing sleeve 9 is fixed with a connecting end 10, the connecting end 10 is fixedly installed on the valve 3, the connecting end 10 is sleeved outside the connector 14, the other end of the sealing sleeve 9 is connected with a fixing ring 13, the fixing ring 13 is in end face contact with the tank body 1, an opening ring cavity 18 is formed in the surface of the fixing ring 13 in end face contact with the tank body 1, a clamping cavity 15 is arranged in the sealing sleeve 9, a sealant 11 is filled in the clamping cavity 15, and the clamping cavity 15 of the sealing sleeve, the sealant 11 in the clamping cavity 15 enters the opening ring cavity 18 through the extrusion opening 16 after being extruded, and the rubber sleeve 12 is arranged on the outer wall of the sealing sleeve 9 at the position of the clamping cavity 15.

The opening 17 has been seted up to solid fixed ring 13 inner ring wall and outer rampart that are located opening ring chamber 18, and sealed glue 11 accessible opening 17 overflows after getting into opening ring chamber 18, during the use, sealed glue 11 after receiving the extrusion enters into solid fixed ring 13's opening ring chamber 18 back through extrusion mouth 16, can have seted up opening 17 through inner ring wall and outer rampart and spill over, then the adhesion is in the position of jar body 1 outer wall, the adhesion of sealed glue 11 in opening ring chamber 18 is on the surface that jar body 1 is located opening ring chamber 18 department, whole adhesion nature is strong, improve sealed effect.

Jar body 1 comprises outer tank layer 4 and inner tank layer 6, outer tank layer 4 cover is established in inner tank layer 6 outsidely, and is formed with intermediate layer 7 between outer tank layer 4 and the inner tank layer 6, adopts outer tank layer 4 and inner tank layer 6's split type bilayer structure, the effectual sturdiness that keeps jar body 1.

The fire-retardant sponge 5 is placed in the interlayer 7, and the interlayer 7 is filled with inert gas, so that when the tank body 1 is in a fire scene, the fire-retardant sponge 5 and the inert gas are effectively utilized to retard fire, the explosion probability is reduced, and the safety is effectively improved.

Inner tank layer 6 and 8 formula structures as an organic whole of connecting pipe, adopt the integral type structure with inner tank layer 6 and connecting pipe 8 to make the leakproofness of jar body 1 obtain improving.

Jar body 1 outside is equipped with skid proof block 2, and skid proof block 2 is equipped with the multiunit, 2 adhesions of skid proof block are at 1 outer walls of the jar body, and when stacking jar body 1 in the transportation, usable skid proof block 2 makes and keeps firm between the jar body 1 that the multiunit stacked, and difficult emergence is rocked.

It should be noted that, when working, because the sealing sleeve 9 is arranged between the tank body 1 and the valve 3, after the connector 14 of the valve 3 and the connecting pipe 8 of the tank body 1 are installed by screw thread, the fixing ring 13 of the sealing sleeve 9 of the valve 3, which is positioned at the periphery of the connector 14, contacts with the end surface of the tank body 1, because the clamping cavity 15 is arranged in the sealing sleeve 9, and the sealant 11 is filled in the clamping cavity 15, when in use, the rubber sleeve 12 of the sealing sleeve 9, which is positioned at the outer wall of the clamping cavity 15, is pressed, so that the sealant 11 in the clamping cavity 15 is extruded, because the clamping cavity 15 is communicated with the opening ring cavity 18 of the fixing ring 13 through the extruding opening 16, the extruded sealant 11 can enter the opening ring cavity 18 of the fixing ring 13 through the extruding opening 16, and then is adhered to the surface of the tank body 1, which is positioned at the opening ring cavity 18, wherein, establish the components of a whole that can function independently bilayer formula structure of inner tank layer 6 through adopting outer tank layer 4 cover with jar body 1, and set up fire-retardant sponge 5 and inert gas in intermediate layer 7 between outer tank layer 4 and inner tank layer 6, be convenient for when jar body 1 is in the scene of a fire, effectual fire-retardant sponge 5 of utilizing and inert gas advance fire-retardant, reduce the probability of explosion, effectual improvement security, and inner tank layer 6 adopts the integral type structure with connecting pipe 8, increase the leakproofness, through set up multiunit skid proof block 2 in jar body 1 outside, when piling up jar body 1 in the transportation, usable skid proof block 2 makes and keeps firm between the jar body 1 that the multiunit stacked, difficult emergence is rocked.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a natural gas storage tank that leakproofness is good, includes a jar body (1), its characterized in that: the sealing structure is characterized in that a connecting pipe (8) is arranged at one end of the tank body (1), a valve (3) is installed on the connecting pipe (8), a connector (14) is arranged on the valve (3), the connector (14) is in threaded connection with the connecting pipe (8), a sealing sleeve (9) is sleeved outside the connector (14) and the connecting pipe (8), a connecting end (10) is fixed at one end of the sealing sleeve (9), the connecting end (10) is fixedly installed on the valve (3), the connecting end (10) is sleeved outside the connector (14), the other end of the sealing sleeve (9) is connected with a fixing ring (13), the fixing ring (13) is in end face contact with the tank body (1), an opening ring cavity (18) is formed in the surface of the fixing ring (13) in end face contact with the tank body (1), a clamping cavity (15) is arranged in the sealing sleeve (9), and a, the sealing device is characterized in that a clamping cavity (15) of the sealing sleeve (9) is communicated with an opening annular cavity (18) of the fixing ring (13) through an extrusion opening (16), a sealant (11) in the clamping cavity (15) is extruded and then enters the opening annular cavity (18) through the extrusion opening (16), and a rubber sleeve (12) is arranged at the position, located in the clamping cavity (15), of the outer wall of the sealing sleeve (9).

2. The natural gas storage tank with good sealing performance as claimed in claim 1, wherein: the fixing ring (13) is located on the inner ring wall and the outer ring wall of the opening ring cavity (18) and is provided with a through opening (17), and the sealant (11) can overflow through the through opening (17) after entering the opening ring cavity (18).

3. The natural gas storage tank with good sealing performance as claimed in claim 1, wherein: the tank body (1) is composed of an outer tank layer (4) and an inner tank layer (6), the outer tank layer (4) is sleeved outside the inner tank layer (6), and an interlayer (7) is formed between the outer tank layer (4) and the inner tank layer (6).

4. The natural gas storage tank with good sealing performance as claimed in claim 3, wherein: the flame-retardant sponge (5) is placed in the interlayer (7), and inert gas is filled in the interlayer (7).

5. The natural gas storage tank with good sealing performance as claimed in claim 3, wherein: the inner tank layer (6) and the connecting pipe (8) are of an integrated structure.

6. The natural gas storage tank with good sealing performance as claimed in claim 1, wherein: the anti-skid tank is characterized in that anti-skid blocks (2) are arranged outside the tank body (1), multiple groups of anti-skid blocks (2) are arranged, and the anti-skid blocks (2) are adhered to the outer wall of the tank body (1).

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