CN202814654U - Gas cylinder gas tight test water tank device - Google Patents
Gas cylinder gas tight test water tank device Download PDFInfo
- Publication number
- CN202814654U CN202814654U CN 201220501525 CN201220501525U CN202814654U CN 202814654 U CN202814654 U CN 202814654U CN 201220501525 CN201220501525 CN 201220501525 CN 201220501525 U CN201220501525 U CN 201220501525U CN 202814654 U CN202814654 U CN 202814654U
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- gas cylinder
- water
- steel plate
- water tank
- gas
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Abstract
The utility model relates to the aerospace system rocket launching technology, and specifically discloses a gas cylinder gas tight test water tank device. One side of the bottom end of the water tank is provided with a gas outlet and a gas inlet, and the other side of the bottom end of the water tank is provided with a water inlet and a water outlet. The gas cylinder gas tight test water tank device further comprises a steel plate which is horizontally placed in the water tank, a hole is formed in the steel plate, a steel tube is fixedly arranged below the steel plate at the position of the hole, and a gas cylinder is arranged on the steel plate. Through the principle that air is lighter than water, through the implementation that the water is pressed over the steel plate through the steel tube through the pressure of the air when the air is piped and the water is discharged under the steel plate through the steel tube when the air is released, the rapid water injection and water discharge operations in the gas tight test can be realized so as to satisfy the requirements in the gas cylinder gas tight test. Secondly, in the device, the gas cylinder is fixed through a strap to make portions, such as weld joints, blocking covers, nozzles, etc., of the gas cylinder exposed to the sight so as to ensure that the gas tight performance of the gas cylinder can be observed conveniently when the product is used in gas tight tests.
Description
Technical field
The utility model belongs to aerospace system rocket launching technology, is specifically related to a kind of test unit.
Background technology
Titanium alloy cylinder is multiplex in aerospace system rocket launching technology, and gas cylinder generally is welded by two hemisphere, through satisfying request for utilization after the tightness test after normal temperature hydraulic pressure, tightness test, the ozzle assembling.
Tightness test is as a key link that checks the gas cylinder quality, and the operation convenience of tightness test cistern device, agility are extremely important.Gas cylinder needs first gas cylinder to be fixed in the water when carrying out tightness test, by checking the bubble situation at gas cylinder ozzle place, judges whether the result of gas cylinder tightness test meets design requirement.Because gas cylinder is a cavity structure, and is larger at buoyancy, fill at water tank in the situation of water, be difficult to gas cylinder well is fixed in the water tank.
The difficult point of prior art mainly is:
1) volume of gas cylinder is 20L, and inside is a cavity structure, fills with in water tank in the situation of water, because the reason of buoyancy is very difficult gas cylinder is pressed in the water, makes water not have gas cylinder, and it is very crucial therefore how conveniently finishing tightness test.
2) the effects on surface smooth finish of gas cylinder own requires very highly, does not allow the surface that any scuffing is arranged, and when doing tightness test, to guarantee the gas cylinder weld seam, the positions such as blanking cover, ozzle expose in sight, so key issue is to adopt the fixedly position of gas cylinder of which kind of mode.
Summary of the invention
The gas cylinder tightness test cistern device that provides a kind of tightness test of satisfying gas bottle device to require is provided the purpose of this utility model.
The realization the technical solution of the utility model is as follows:
A kind of gas cylinder tightness test cistern device, it comprises water tank, and a side of described water tank bottom is provided with the gas outlet, and the lower end, gas outlet is provided with air intake opening; The opposite side of described water tank bottom is provided with water inlet, and the water inlet lower end is provided with water delivering orifice; Also comprise the steel plate of horizontal positioned in the water tank, steel plate is provided with the hole, is fixed with steel pipe under the position in hole, steel plate; Described steel plate is provided with gas cylinder.
At above-mentioned gas cylinder tightness test cistern device: described sidewall at the steel plate two ends, in water tank inside is provided with two pairs of auricles, by being fixed with band between every pair of auricle, gas cylinder is fixed.
At above-mentioned gas cylinder tightness test cistern device, described band inside is steel wire, and the steel wire outside is rubber tube.
At above-mentioned gas cylinder tightness test cistern device, described gas outlet and air intake opening are respectively by valve and the air intake valve gauge tap of giving vent to anger.
At above-mentioned gas cylinder tightness test cistern device, described water inlet and water delivering orifice are respectively by inlet valve and flowing water Valve gauge tap.
The obtained beneficial effect of the utility model is as follows: by design steel plate structure in water tank, and at steel plate perforate welded still pipe, relate to turnover air and Inlet and outlet water structure in the water tank, utilize the light principle of air ratio water, utilize when passing into air, the pressure by air is pressed onto water on the steel plate by steel pipe, when deflating, water is let out under the steel plate by steel pipe, realized tightness test fast water injection, the work that discharges water, to satisfy the requirement of gas cylinder tightness test; Secondly, this device adopts band that gas cylinder is fixed, and the positions such as gas cylinder weld seam, blanking cover, ozzle are exposed in sight, guarantees product convenient observation gas cylinder sealing when carrying out tightness test; Simultaneously be provided with rubber slab and rubber tube at steel plate, band place, with protection gas cylinder and airtight cistern device contact site, satisfy the high requirement of gas cylinder surface smoothness.
Description of drawings
Fig. 1 is gas cylinder tightness test cistern device synoptic diagram of the present utility model;
Fig. 2 is the vertical view of Fig. 1;
Among the figure: 1. water tank; 2. gas cylinder; 3. band; 4. steel plate; 5. rubber slab; 6. steel pipe; 7. gas outlet; 8. air intake opening; 9. the valve of giving vent to anger; 10. air intake valve; 11. water inlet; 12. inlet valve; 13. water delivering orifice; 14. flowing water Valve; 15. register pin; 16. auricle; 17. nut.
Embodiment
Below in conjunction with the drawings and specific embodiments the utility model is described in detail.
As depicted in figs. 1 and 2, at the installation steel plate 4 of the inner horizontal of water tank 1, process circular hole at steel plate 4, welded still pipe 6 below the position of circular hole, steel plate 4.At steel plate 4 tiling one deck rubber slabs 5, place spherical water tank 1 at rubber slab 5.For fixing gas cylinder 2, at steel plate 4 two ends, at two pairs of auricles 16 of sidewall welding of water tank 1 inside, by every pair of auricle 16 band 3 is welded and fixed, and fixing by register pin 15 and nut 17.
Lower end in a side of water tank 1 is processed with gas outlet 7, gas outlet 7 lower end processing gas inlet mouths 8, and respectively by valve 9 and air intake valve 10 gauge tap of giving vent to anger.
Lower end at the opposite side of water tank 1 is processed with water inlet 11, and water inlet 11 lower ends process the mouth of a river 13, and respectively by inlet valve 12 and flowing water Valve 14 gauge tap.
In the middle of this enforcement, water tank 1 is welded into the structure of square chest totally by the thick stainless-steel sheet of 5mm (6); The material of steel plate 4 is the thick stainless-steel sheet of 5mm.
As shown in Figure 2, the hole of 5 50mm sizes of straight line position, front and back processing of steel plate 4, and be that the steel pipe 6 steel plate perforate positions of 50mm weld together with diameter, the assurance welding position is air tight, then at position on the lower, water tank 1 middle part, steel plate 4 and water tank 1 wall are welded together, guarantee in the welding position air tight.
Above-mentioned band 3 inside are the steel wire of diameter 8mm, and the outside is rubber tube, welds together with auricle 16; Auricle 2 welds together at as shown in the figure position and sidewall, the steel plate 4 of water tank 1.
This device utilizes the pressure of air that water is pressed onto on the steel plate by steel pipe, to satisfy the requirement of gas cylinder tightness test by the light principle of air ratio water.
During work,
(1) opens inlet valve 12, water is injected water tank 1, water level had not just been had till the steel pipe 6, close inlet valve 12;
(2) gas cylinder is placed on the rubber slab 5, and passes through fixedly gas cylinder of band 3, utilize register pin 15 and nut 17 that auricle 6 is fixed together;
(3) open air intake valve 10, because air ratio water is light, can float over the top of water, along with the progressively increase that enters air, the pressure of air is pressed onto water on the steel plate 4 by steel pipe 6, until water did not have till the gas cylinder 6, closes air intake valve 10;
(4) finish after the tightness test, the valve 14 of will giving vent to anger is opened, and air flows out by the valve 9 of giving vent to anger, and the water on steel plate 4 tops passes through the Action of Gravity Field pressure release, falls after rise in original position, closes the valve 9 of giving vent to anger;
(5) repeat the 1-4 operation, carry out next time tightness test.
Obviously, those skilled in the art can carry out various changes and modification to the utility model and not break away from spirit and scope of the present utility model.If these are revised and modification belongs within the scope of the utility model claim and equivalent technologies thereof, then the utility model also is intended to comprise these changes and modification interior.
Claims (5)
1. gas cylinder tightness test cistern device, it comprises water tank (1), it is characterized in that: a side of described water tank (1) bottom is provided with gas outlet (7), and lower end, gas outlet (7) is provided with air intake opening (8); The opposite side of described water tank (1) bottom is provided with water inlet (11), and water inlet (11) lower end is provided with water delivering orifice (13); Also comprise the steel plate (4) of the interior horizontal positioned of water tank (1), steel plate (4) is provided with the hole, is fixed with steel pipe (6) under the position in hole, steel plate (4); Described steel plate (4) is provided with gas cylinder (2).
2. gas cylinder tightness test cistern device as claimed in claim 1, it is characterized in that: described sidewall at steel plate (4) two ends, in water tank (1) inside is provided with two pairs of auricles (16), by being fixed with band (3) between every pair of auricle (16), that gas cylinder (2) is fixing.
3. gas cylinder tightness test cistern device as claimed in claim 1 or 2 is characterized in that: described band (3) is inner to be steel wire, and the steel wire outside is rubber tube.
4. gas cylinder tightness test cistern device as claimed in claim 1 or 2, it is characterized in that: described gas outlet (7) and air intake opening (8) are respectively by the valve of giving vent to anger (9) and air intake valve (10) gauge tap.
5. gas cylinder tightness test cistern device as claimed in claim 1 or 2 is characterized in that: described water inlet (11) and water delivering orifice (13) are respectively by inlet valve (12) and flowing water Valve (14) gauge tap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220501525 CN202814654U (en) | 2012-09-28 | 2012-09-28 | Gas cylinder gas tight test water tank device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220501525 CN202814654U (en) | 2012-09-28 | 2012-09-28 | Gas cylinder gas tight test water tank device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202814654U true CN202814654U (en) | 2013-03-20 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220501525 Expired - Fee Related CN202814654U (en) | 2012-09-28 | 2012-09-28 | Gas cylinder gas tight test water tank device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202814654U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102889965A (en) * | 2012-09-28 | 2013-01-23 | 首都航天机械公司 | Water tank device for air cylinder airtight test |
-
2012
- 2012-09-28 CN CN 201220501525 patent/CN202814654U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102889965A (en) * | 2012-09-28 | 2013-01-23 | 首都航天机械公司 | Water tank device for air cylinder airtight test |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130320 Termination date: 20180928 |