CN205941221U - Special pressure head of gas cylinder hydrostatic test - Google Patents
Special pressure head of gas cylinder hydrostatic test Download PDFInfo
- Publication number
- CN205941221U CN205941221U CN201620896013.6U CN201620896013U CN205941221U CN 205941221 U CN205941221 U CN 205941221U CN 201620896013 U CN201620896013 U CN 201620896013U CN 205941221 U CN205941221 U CN 205941221U
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- CN
- China
- Prior art keywords
- cylinder
- connector
- pole
- connecting rod
- sleeve pipe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model relates to a special pressure head of gas cylinder hydrostatic test, its characterized in that includes the well core rod of hollow tubulose, well core rod sliding sleeve is in the sleeve pipe, and well core rod lower extreme fixed mounting has the nut, on elasticity sealing washer and the gasket suit well core rod between sleeve pipe and nut, the lower extreme of connector is connected to sleeve pipe upper end, the upper end of the cylinder body lower extreme fixed connection connector of cylinder, and the connecting rod passes through the upper end of the cylinder body of clamp plate fixed connection cylinder, barrel one side of connector is equipped with the recess that extends to the connector upper end, core rod's among recess and the fixed connection of connector upper end is passed to the one end of the high -pressure connecting rod of level setting, and high -pressure connecting rod is equipped with core rod's in through -hole and the intercommunication hole, and the piston rod of cylinder is connected the connecting rod. The utility model discloses simple structure is compact, and convenient operation is swift, and is sealed reliable, avoids the gas cylinder to bear the axial force, improves the efficiency of test operation, satisfies the demand of automation mechanized operation, alleviates workman's intensity of labour to improve the suitability.
Description
Technical field
This utility model is related to a kind of gas cylinder compression testing device, especially relates to a kind of special pressure of gas cylinder by hydrostatic pressure test
Head.
Background technology
At present, when hydraulic pressure applied voltage test is carried out to pressure cylinder, it usually needs manually will be provided with externally threaded pressure head rotation
Tight in the female thread of pressure cylinder import and export, and using the external threaded surface of pressure head be wound around raw material band or apply fluid sealant
Sealing, or using seal washer sealing;Publication No. 101457859A(Entitled《Inner pressure sealed type screwed joint》)And it is open
Number be 202972314U(Entitled《Hydraulic test of pressure vessel is special to suppress joint》)Patent documentation disclosed in hydraulic pressure examination
Test pressure head, pressure cylinder is threaded in using pressure head and imports and exports above and elastic packing packing ring Expansion sealing is entered in pressure cylinder
The mode in exit.The above-mentioned connection of water pressure test pressure head and sealing means, need operator to screw in manually, whole operation
Process is more loaded down with trivial details, the high labor intensive of workman, the efficiency of test jobs low it is difficult to meet the automatic of automatic test production line
The demand of operation, and, above-mentioned connection and sealing means can produce extra axial force on pressure cylinder is imported and exported, for
For requiring not allow the pressure cylinder bearing axial force in applied voltage test, above-mentioned water pressure test pressure head cannot meet use
Require.In addition, importing and exporting as not having female unthreaded hole for pressure cylinder, above-mentioned water pressure test pressure head also cannot be realized
Connect and seal, the suitability is poor.
Utility model content
The applicant is directed to above-mentioned problem, has carried out Improvement, provides a kind of gas cylinder by hydrostatic pressure test Special pressing head, knot
Structure is simply compact, convenient to operation, sealed reliable, it is to avoid in test process, gas cylinder bears axial force, improves test jobs
Efficiency, meets the demand of the automation mechanized operation of automatic test production line, mitigates the labor intensity of workman, and improves the suitability.
In order to solve above-mentioned technical problem, this utility model adopts the following technical scheme that:
A kind of gas cylinder by hydrostatic pressure test Special pressing head, including the center-pole of hollow tubular, described center-pole slides in sleeve pipe,
Described center-pole lower end is installed with nut, and elastic seal ring and pad are sleeved on the institute between described sleeve pipe and described nut
State on center-pole;The upper end of described sleeve pipe is provided with flange, and described sleeve pipe upper end is fixedly connected the lower end of connector, gas by flange
The cylinder body lower end of cylinder is fixedly connected the upper end of described connector, and the connecting rod connecting lifting drive source is fixedly connected institute by pressing plate
State the upper end of the cylinder body of cylinder;Described connector is provided with the cylinder of adpting flange for two ends, and the cylinder side of described connector sets
There is the groove extending to described connector upper end;The upper end of described center-pole extends in described connector, horizontally disposed height
One end of pressure connecting rod passes through the groove of described connector and is fixedly connected the upper end of described center-pole, and described high pressure connecting rod sets
There is through hole and connect the endoporus of described center-pole, the piston rod of described cylinder extends in described connector and connects described high pressure
Connecting rod.
Further:
The lower section of described nut is provided with ball nut.
Described elastic seal ring is rubber seal or silica gel sealing ring.
Of the present utility model have technical effect that:
Disclosed in this utility model, a kind of gas cylinder by hydrostatic pressure test Special pressing head, simple and compact for structure, convenient to operation, close
Envelope is reliable, it is to avoid in test process, gas cylinder bears axial force, improves the efficiency of test jobs, meets automatic test production line
The demand of automation mechanized operation, mitigates the labor intensity of workman, and improves the suitability.
Brief description
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the front view of connector.
Fig. 3 is sectional view at the A-A of Fig. 2.
Specific embodiment
Below in conjunction with the accompanying drawings specific embodiment of the present utility model is described in further detail.
As shown in Fig. 1 ~ 3, this utility model includes the center-pole 5 of hollow tubular, and center-pole 5 slides in sleeve pipe 6, center
Bar 5 can move up and down in sleeve pipe 6, and center-pole 5 lower end is installed with nut 2, and elastic seal ring 4 and pad 3 are sleeved on set
On center-pole 5 between pipe 6 and nut 2, elastic seal ring 4 can be rubber seal or silica gel sealing ring, the lower section of nut 2
It is provided with ball nut 1, ball nut 1 is used for locking.The upper end of sleeve pipe 6 is provided with flange 601, and sleeve pipe 6 upper end is used by flange 601
Bolt is fixedly connected the lower end of connector 8, and the cylinder body lower end of cylinder 9 is fixedly connected the upper end of connector 8, and connecting rod 11 passes through pressure
Plate 10 is fixedly connected the upper end of the cylinder body of cylinder 9, and connecting rod 11 can connect lifting drive source, drives whole gas by lifting drive source
Bottle water pressure test Special pressing head lifting, lifting drive source can be cylinder, oil cylinder or other lowering or hoisting gear.Connector 8 is two
End is provided with the cylinder of adpting flange 802, and the adpting flange 802 at connector 8 two ends is respectively used to connection sleeve pipe 6 and the cylinder of cylinder 9
Body, the side of connector 8 cylinder is provided with the groove 801 extending to connector upper end, and the upper end of center-pole 5 extends to connector 8
In, one end of horizontally disposed high pressure connecting rod 7 passes through the groove 801 of connector 8 and is fixedly connected the upper end of center-pole 5, high
Pressure connecting rod 7 is provided with through hole 701, and through hole 701 connects the endoporus of center-pole 5, as the passage of testing high voltage water.The work of cylinder 9
Stopper rod 901 extends in connector 8, and the piston rod 901 of cylinder 9 connects high pressure connecting rod 7, drives high pressure connecting rod 7 by cylinder 9
And center-pole 5 moves up and down(High pressure connecting rod 7 can move up and down in groove 801).
When using, the lifting drive source of connecting rod 11 connecting test equipment of the present utility model, high-pressure water connects high
The outer end of pressure connecting rod 7.In test, lifting drive source drives gas cylinder by hydrostatic pressure test Special pressing head to move downward;Elastic packing
The import and export of circle 4 insertion gas cylinders, when not contacting when the import and export end face of lower surface and the gas cylinder of sleeve pipe 6 is close, gas cylinder hydraulic pressure
Test Special pressing head stops moving downward it is ensured that gas cylinder is not subject to axial force in test process;Now, the piston rod 901 of cylinder 9
Retraction(During original state, the piston rod 901 of cylinder 9 stretches out, and elastic seal ring 4 is not in the raw, compressed, in such as Fig. 1
State), center-pole 5 is lifted up, the nut 2 of center-pole 5 lower end and pad 3 extrude elastic seal ring 4, make elastic seal ring
4 deformed dilations, thus between elastic seal ring 4 and the import and export of gas cylinder and elastic seal ring 4 and center-pole 5 faying face it
Between reach the effect of sealing;In applied voltage test, high-pressure water is noted in high pressure connecting rod 7, center-pole 5 are to tested gas cylinder
Enter water under high pressure and carry out applied voltage test, the pressure of gas cylinder internal is higher, pad 3 is bigger to the extruding force of elastic seal ring 4, sealing effect
Fruit is more preferably.After test terminates, the piston rod 901 of cylinder 9 stretches out, and center-pole 5 moves down, and nut 2 and pad 3 release to elastic packing
The extruding of circle 4, elastic seal ring 4 recovers to original state, and lifting drive source drives gas cylinder by hydrostatic pressure test Special pressing head to transport upwards
Move to starting point, complete applied voltage test operation.
This utility model relies on cylinder force extruding elastic seal ring deformed dilation to reach the effect of sealing, and gas cylinder is imported and exported
The perforate at place can be straight hole or taper hole, can be unthreaded hole or screwed hole, all can achieve sealing, significantly carry
The high suitability of gas cylinder by hydrostatic pressure test Special pressing head.It is not required in operating process manually to participate in, the efficiency high of test jobs, can
For automatic test production line, realize the automatization of gas cylinder applied voltage test.
Claims (3)
1. a kind of gas cylinder by hydrostatic pressure test Special pressing head it is characterised in that:Including the center-pole of hollow tubular, described center-pole sliding sleeve
In sleeve pipe, described center-pole lower end is installed with nut, and elastic seal ring and pad are sleeved on described sleeve pipe and described spiral shell
On described center-pole between mother;The upper end of described sleeve pipe is provided with flange, and described sleeve pipe upper end is fixedly connected connection by flange
The lower end of body, the cylinder body lower end of cylinder is fixedly connected the upper end of described connector, and the connecting rod connecting lifting drive source passes through pressure
Plate is fixedly connected the upper end of the cylinder body of described cylinder;Described connector is provided with the cylinder of adpting flange, described connector for two ends
Cylinder side be provided with the groove extending to described connector upper end;The upper end of described center-pole extends in described connector,
One end of horizontally disposed high pressure connecting rod passes through the groove of described connector and is fixedly connected the upper end of described center-pole, described
High pressure connecting rod is provided with through hole and connects the endoporus of described center-pole, and the piston rod of described cylinder extends in described connector simultaneously
Connect described high pressure connecting rod.
2. according to the gas cylinder by hydrostatic pressure test Special pressing head described in claim 1 it is characterised in that:The lower section of described nut is provided with ball
Head nut.
3. according to the gas cylinder by hydrostatic pressure test Special pressing head described in claim 1 it is characterised in that:Described elastic seal ring is rubber
Sealing ring or silica gel sealing ring.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201620896013.6U CN205941221U (en) | 2016-08-18 | 2016-08-18 | Special pressure head of gas cylinder hydrostatic test |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201620896013.6U CN205941221U (en) | 2016-08-18 | 2016-08-18 | Special pressure head of gas cylinder hydrostatic test |
Publications (1)
Publication Number | Publication Date |
---|---|
CN205941221U true CN205941221U (en) | 2017-02-08 |
Family
ID=57919561
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201620896013.6U Withdrawn - After Issue CN205941221U (en) | 2016-08-18 | 2016-08-18 | Special pressure head of gas cylinder hydrostatic test |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN205941221U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106092760A (en) * | 2016-08-18 | 2016-11-09 | 无锡昌华机电制造有限公司 | Gas cylinder by hydrostatic pressure test Special pressing head |
CN109141760A (en) * | 2018-11-01 | 2019-01-04 | 金华华鼎科技有限公司 | Hydrostatic testing machine |
-
2016
- 2016-08-18 CN CN201620896013.6U patent/CN205941221U/en not_active Withdrawn - After Issue
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106092760A (en) * | 2016-08-18 | 2016-11-09 | 无锡昌华机电制造有限公司 | Gas cylinder by hydrostatic pressure test Special pressing head |
CN106092760B (en) * | 2016-08-18 | 2019-05-31 | 无锡昌华机电制造有限公司 | Gas cylinder by hydrostatic pressure test Special pressing head |
CN109141760A (en) * | 2018-11-01 | 2019-01-04 | 金华华鼎科技有限公司 | Hydrostatic testing machine |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
AV01 | Patent right actively abandoned |
Granted publication date: 20170208 Effective date of abandoning: 20190531 |
|
AV01 | Patent right actively abandoned |