CN203770929U - Vertical hydraulic press - Google Patents
Vertical hydraulic press Download PDFInfo
- Publication number
- CN203770929U CN203770929U CN201420116740.7U CN201420116740U CN203770929U CN 203770929 U CN203770929 U CN 203770929U CN 201420116740 U CN201420116740 U CN 201420116740U CN 203770929 U CN203770929 U CN 203770929U
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- China
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- valve body
- inner bag
- pressure testing
- spool
- hydraulic press
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Abstract
The utility model provides a vertical hydraulic press which comprises a base and a pressure test inner container mounted on the base. A water supply pipeline and an air exhaust pipeline are arranged in the pressure test inner container, a water outlet of the water supply pipeline is formed in the outer surface of the lower portion of the pressure test inner container, an air inlet of the air exhaust pipeline is positioned in the outer surface of the upper portion of the pressure test inner container, a gate valve is mounted on the air exhaust pipeline, a top cover is mounted at the top of the pressure test inner container, spigot grooves matched with a pipeline to be tested are formed in the base and the top cover respectively, the gate valve comprises a cylinder, a valve spool and a valve body, the valve spool is mounted on the valve body, the upper end of the valve spool is connected with the cylinder, a chamfer is machined at the lower end of the valve spool, a first air exhaust port and a second air exhaust port are formed in the valve body, the first air exhaust port and the valve body are coaxial, the second air exhaust port is perpendicular to the valve body, and two Y-shaped sealing rings are arranged on the valve body, positioned on two sides of the second air exhaust port respectively and limited by sealing loops. The vertical hydraulic press is better in sealing effect and longer in service life.
Description
Technical field
The utility model relates to a kind of hydraulic press, belongs to pressure test detection technique field.
Background technique
The hydraulic pressure resistance performance of pipeline is an important parameter of pipeline, and its performance directly affects the working life of pipeline, and the hydrostatic test is one important procedure that guarantees pipeline quality.Hydraulic press is to detect pipeline to bear the supporting detection facility of interior pressure resistance to cracking, and Ye Shi enterprise possesses the necessary equipment of producing pipeline qualification.
Summary of the invention
The purpose of this utility model is to provide in a kind of hydrostatic test sealing effect better, the hydraulic press of longer service life.
Hydraulic press provided by the utility model, comprises base, is arranged on the pressure testing inner bag on described base, in described pressure testing inner bag, is provided with supply channel and gas exhaust piping, and the water outlet of described supply channel is arranged on the outer surface of described pressure testing inner bag bottom; The suction port of gas exhaust piping is positioned on the outer surface on described pressure testing inner bag top, on described gas exhaust piping, gate valve is installed, top cover is installed at the top of described pressure testing inner bag, on described base and top cover, be respectively arranged with the joint socket groove mating with pipeline to be tested, it is characterized in that: described gate valve comprises oil cylinder, spool, valve body; Described spool is arranged on valve body, and the upper end of described spool is connected with described oil cylinder, and its lower end is processed with chamfering; On described valve body, be provided with relief opening one, relief opening two, described relief opening one coaxially arranges with described valve body, and described relief opening two arranges with described valve body is vertical; On described valve body, be provided with two y-shaped rings, two y-shaped rings lay respectively at the both sides of described relief opening two; Described y-shaped ring is undertaken spacing by seal ring.
Further, the bottom of described joint socket groove is provided with supply air line, and described joint socket groove is provided with v-ring and square seal ring from inside to outside successively.
Further, the upper end of described pressure testing inner bag is connected with increases cylindrical shell, and described top cover is arranged on to be increased on cylindrical shell, and the suction port of described gas exhaust piping is arranged on to be increased on cylindrical shell.By increasing cylindrical shell, can meet the needs of the pipeline pressure test of different length.
Further, the cross section of described top cover is down isosceles trapezoid.
Hydraulic press provided by the utility model, its gate valve comprises spool, valve body; Spool is arranged on valve body, and spool is connected with oil cylinder, is provided with two y-shaped rings on valve body, by seal ring, to y-shaped ring, carries out spacing.During the hydrostatic test, first carry out low pressure water flowing exhaust, oil cylinder band movable valve plug on gate valve rises, after Bas Discharged, oil cylinder is depressed spool, and spool and y-shaped ring are realized sealing, test pressure is larger, the contact that spool and y-shaped ring, valve body surface of contact produce is just larger, and the laminating of the lip limit of y-shaped ring and spool, valve body surface of contact is just tightr, and sealability is better.
Accompanying drawing explanation
Fig. 1 is embodiment's one structural representation;
Fig. 2 is embodiment's two structural representations;
Fig. 3 is I place enlarged view in Fig. 1;
Fig. 4 is II place enlarged view in Fig. 2.
In figure: 1-base; 2-pressure testing inner bag; 3-supply channel; 4-gas exhaust piping; 5-top cover; 6-increases cylindrical shell; ; 7-concrete reinforced pipe; 8-steel cylinder; 9-square seal ring; 10-V shape seal ring; 11-guide pad; 12-supply air line; 13-oil cylinder; 14-spool; 16-valve body; 17-seal ring; 18-Y shape seal ring; 19-annular groove; A-relief opening two; B-relief opening one.
Embodiment
Embodiment one:
As shown in Figure 1,3, hydraulic press provided by the utility model, comprise base 1, be arranged on the pressure testing inner bag 2 on base 1, in pressure testing inner bag 2, be provided with supply channel 3, the water outlet of supply channel 3 is arranged on the outer surface of pressure testing inner bag 2 bottoms, the upper end of pressure testing inner bag 2 is provided with and is increased cylindrical shell 6 by bolt seal, by increasing cylindrical shell, the height of pressure testing inner bag is extended, to meet the needs of different length reinforced concrete pipiline pressure testing; The top seal of increasing cylindrical shell 6 is provided with top cover 5, on top cover 5 and base 1, be respectively arranged with the joint socket groove mating with concrete reinforced pipe to be tested 7, the suction port of gas exhaust piping 4 is positioned on the outer surface of increasing cylindrical shell 6 tops, on gas exhaust piping 4, gate valve is installed, gate valve comprises oil cylinder 13, spool 14, valve body 16; Spool 14 is arranged on valve body 16, and the upper end of spool 14 is connected with oil cylinder 13, and lower end is processed with chamfering; On 16 valve bodies, be provided with relief opening one B, relief opening two A, relief opening one B and valve body 16 coaxially arrange, relief opening two A setting vertical with valve body 16; On valve body 16, be provided with the both sides that 18, two y-shaped rings 18 of two y-shaped rings lay respectively at relief opening two A; Y-shaped ring is undertaken spacing by seal ring 17.During pressure testing, first concrete reinforced pipe 7 is inserted in and is increased outside cylindrical shell 6 and pressure testing inner bag 2, then top cover 5 sealings are arranged on and are increased on cylindrical shell 6.While carrying out bleeding, by oil cylinder 13, spool 14 is promoted, low pressure water injection in the space surrounding to pressure testing inner bag 2 and concrete reinforced pipe 7 by supply channel 3 again, air is discharged from gas exhaust piping, while by the time having water to flow out from gas exhaust piping, by oil cylinder 13, spool 14 is put down, spool 14 is realized sealing with y-shaped ring 18, the space inner high voltage water filling surrounding to pressure testing inner bag 2 and concrete reinforced pipe 7, high pressure water enters y-shaped ring by the gap of spool and valve body, lip limit and the spool of y-shaped ring, between valve body, realize good sealing effect, chamfering on spool and the design of seal ring can prevent that spool from breaking y-shaped ring.
Embodiment two:
As Fig. 2, 3, shown in 4, this hydraulic press comprises base 1, be arranged on the pressure testing inner bag 2 on base 1, in pressure testing inner bag 2, be provided with supply channel 3, the water outlet of supply channel 3 is arranged on the outer surface of pressure testing inner bag 2 bottoms, the top seal of pressure testing inner bag 2 is provided with the top cover 5 that cross section is down isosceles trapezoid, on top cover 5 and base 1, be respectively arranged with the joint socket groove 19 mating with steel cylinder to be tested 8, the bottom of joint socket groove 19 is provided with supply air line 12, joint socket groove 19 is provided with v-ring 10 and square seal ring 9 from inside to outside successively, by supply air line 12, to joint socket groove 19, ventilate, promote v-ring and square seal ring by steel cylinder 8 inner wall sealings, v-ring compressive deformation is by 19 sealings of joint socket groove simultaneously, the suction port of gas exhaust piping 4 is positioned on the outer surface on pressure testing inner bag 2 tops, on gas exhaust piping 4, gate valve is installed, and gate valve comprises oil cylinder 13, spool 14, valve body 16, spool 14 is arranged on valve body 16, and the upper end of spool 14 is connected with oil cylinder 13, and lower end is processed with chamfering, on 16 valve bodies, be provided with relief opening one B, relief opening two A, relief opening one B and valve body 16 coaxially arrange, relief opening two A setting vertical with valve body 16, on valve body 16, be provided with the both sides that 18, two y-shaped rings 18 of two y-shaped rings lay respectively at relief opening two A, y-shaped ring is undertaken spacing by seal ring 17.The periphery of top cover 5 is coaxially arranged with guide pad 11, and the free end of guide pad 11 inwardly shrinks, and first steel cylinder 8 is inserted in guide pad 11, under the effect of guide pad, can be inserted in smoothly outside pressure testing inner bag.
Claims (4)
1. a hydraulic press, comprises base, is arranged on the pressure testing inner bag on described base, in described pressure testing inner bag, is provided with supply channel and gas exhaust piping, and the water outlet of described supply channel is arranged on the outer surface of described pressure testing inner bag bottom; The suction port of gas exhaust piping is positioned on the outer surface on described pressure testing inner bag top, on described gas exhaust piping, gate valve is installed, top cover is installed at the top of described pressure testing inner bag, on described base and top cover, be respectively arranged with the joint socket groove mating with pipeline to be tested, it is characterized in that: described gate valve comprises oil cylinder, spool, valve body; Described spool is arranged on valve body, and the upper end of described spool is connected with described oil cylinder, and its lower end is processed with chamfering; On described valve body, be provided with relief opening one, relief opening two, described relief opening one coaxially arranges with described valve body, and described relief opening two arranges with described valve body is vertical; On described valve body, be provided with two y-shaped rings, two y-shaped rings lay respectively at the both sides of described relief opening two; Described y-shaped ring is undertaken spacing by seal ring.
2. hydraulic press as claimed in claim 1, is characterized in that: the bottom of described joint socket groove is provided with supply air line, and described joint socket groove is provided with v-ring and square seal ring from inside to outside successively.
3. hydraulic press as claimed in claim 1, is characterized in that: the upper end of described pressure testing inner bag is connected with increases cylindrical shell, and described top cover is arranged on to be increased on cylindrical shell, and the suction port of described gas exhaust piping is arranged on to be increased on cylindrical shell.
4. hydraulic press as claimed in claim 1, is characterized in that: the cross section of described top cover is down isosceles trapezoid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420116740.7U CN203770929U (en) | 2014-03-14 | 2014-03-14 | Vertical hydraulic press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420116740.7U CN203770929U (en) | 2014-03-14 | 2014-03-14 | Vertical hydraulic press |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203770929U true CN203770929U (en) | 2014-08-13 |
Family
ID=51288120
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420116740.7U Expired - Fee Related CN203770929U (en) | 2014-03-14 | 2014-03-14 | Vertical hydraulic press |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203770929U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103822042A (en) * | 2014-03-14 | 2014-05-28 | 江苏华光双顺机械制造有限公司 | Upright water press |
| CN105034442A (en) * | 2015-07-10 | 2015-11-11 | 合肥鼎鑫模具有限公司 | Hydraulic pressure and air pressure system of hydraulic press |
-
2014
- 2014-03-14 CN CN201420116740.7U patent/CN203770929U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103822042A (en) * | 2014-03-14 | 2014-05-28 | 江苏华光双顺机械制造有限公司 | Upright water press |
| CN105034442A (en) * | 2015-07-10 | 2015-11-11 | 合肥鼎鑫模具有限公司 | Hydraulic pressure and air pressure system of hydraulic press |
| CN105034442B (en) * | 2015-07-10 | 2016-09-14 | 合肥鼎鑫模具有限公司 | Hydraulic press hydraulic pressure air pressure system |
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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 |
Granted publication date: 20140813 Termination date: 20170314 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |