CN203656291U - Stacked pressure reducing valve - Google Patents
Stacked pressure reducing valve Download PDFInfo
- Publication number
- CN203656291U CN203656291U CN201420037725.3U CN201420037725U CN203656291U CN 203656291 U CN203656291 U CN 203656291U CN 201420037725 U CN201420037725 U CN 201420037725U CN 203656291 U CN203656291 U CN 203656291U
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- CN
- China
- Prior art keywords
- hole
- cavity
- communicated
- spool
- plug
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- Expired - Fee Related
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Abstract
The utility model provides a stacked pressure reducing valve, which comprises a valve body, a valve core, a plug and an adjusting sleeve, wherein the valve core is matched in a through hole of the valve body in a sliding mode, the plug is connected in a first thread installation hole, gaps are arranged between the end surface of the front end of the plug and the bottom surface of the first thread installation hole, and form a sealing cavity, a boss is arranged on the end surface of the front end of the plug, and extends into the through hole, a blind hole which is communicated with the sealing cavity is arranged on the end surface of the boss, a taper pipe threaded hole which is communicated with the sealing cavity is arranged on the rear end of the plug, a taper plug is arranged in the taper pipe threaded hole, the adjusting sleeve is fixedly arranged on a second thread installation hole, a slide cylinder is matched in the adjusting sleeve in a slide mode, a ball seat is arranged between the slide cylinder and the valve core, a steel ball is arranged on the ball seat, a spring is arranged between the ball seat and the slide cylinder, and an adjusting screw which is matched with in the thread hole which is arranged on the tail end of the adjusting sleeve. The stacked pressure reducing valve is simple and compact in structure, convenient and rapid to assemble and install and convenient to change or repair, is convenient and saves labor to reduce pressure and adjust, and is excellent in decompression effect.
Description
Technical field
The utility model relates to a kind of reduction valve, particularly a kind of stacked compression release valve.
Background technique
Reduction valve is by regulating, inlet pressure being reduced to the outlet pressure of a certain needs, and rely on the energy of medium itself, makes outlet pressure automatically keep stable valve.Traditional structure of relief pressure valve complexity, inconvenience is installed, and regulating effect is poor.
Model utility content
(1) technical problem that will solve
The technical problems to be solved in the utility model is to provide a kind of simple and compact for structure, quick and easy for installation and stacked compression release valve that regulating effect is good.
(2) technological scheme
For solving the problems of the technologies described above, the utility model provides a kind of stacked compression release valve, comprising:
Further, be circumferentially evenly equipped with groove on the end face of described annular protrusion 201, the end of described groove extends to the sidewall of described annular protrusion, and described groove is towards described the first cavity 101.
Further, described groove is arc-shaped slot.
Further, described adjusting screw rod 9 is provided with locking nut 11.
Further, described filler opening 103 arranges towards described the second cavity lopsidedness; Described oil outlet 104 arranges towards described the first cavity lopsidedness, and described filler opening 103 is parallel with described oil outlet 104.
(3) beneficial effect
The utility model stacked compression release valve, simple and compact for structure, assembling and quick and easy for installation, is convenient to change or maintenance, reduce pressure easy to adjust laborsaving, and effect of easing stress is good.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model stacked compression release valve;
Fig. 2 is the structural representation of the utility model stacked compression release valve spool;
Fig. 3 is A portion enlarged view in Fig. 1.
Embodiment
Consult Fig. 1 to Fig. 3, the utility model provides a kind of stacked compression release valve, comprise valve body 1, spool 2, screw plug 3 and adjustment sleeve 5, two ends at valve body 1 are penetrated with through hole, in this through hole, form the first cavity 101 and the second cavity 102, offer the filler opening 103 being communicated with the first cavity 101 and the oil outlet 104 being communicated with the second cavity 102 at the sidewall of valve body 1, offer respectively the first threaded mounting hole 105 and the second threaded mounting hole 106 simultaneously at the two ends of through hole; Spool 2 is sliding to be fitted in this through hole, is provided with annular protrusion 201 in the central authorities of spool 2, annular protrusion 201 in the time that spool 2 moves left and right for blocking-up or be communicated with the first cavity 101 and the second cavity 102; Screw plug 3 is threaded connection in the first threaded mounting hole 105, between the front end end face of screw plug 3 and the bottom surface of the first threaded mounting hole 105, have gap, this gap forms Seal cage, front end end face at screw plug 3 is provided with boss, this boss extends in through hole, the end face of boss offers the blind hole 301 being communicated with Seal cage, offers the taper pipe thread hole being communicated with Seal cage in the rear end of screw plug, in taper pipe thread hole, coordinates cone blocking 4 is installed; Adjustment sleeve 5 is fixedly mounted on the second threaded mounting hole 106, in adjustment sleeve 5, be equipped with traveller body 6, between traveller body 6 and spool 2, be provided with ball seat 7, on ball seat, be provided with the steel ball for withstanding spool 2, between ball seat 7 and traveller body, be provided with spring 8, the tail end of adjustment sleeve 5 is provided with tapped hole, in this tapped hole, coordinates adjusting screw rod 9 is installed, one end of this adjusting screw rod 9 is fitted on traveller body 6, and the other end extends to outside adjustment sleeve 5 and is provided with regulating handle 10 in end; More stable when fluid is flowed, prevent that moment is communicated with or when blocking-up produces vibrations, on the end face of annular protrusion 201, be circumferentially evenly equipped with groove, the end of groove extends to the sidewall of annular protrusion, and this groove is towards the first cavity 101, and preferred, this groove is arc-shaped slot; In order to prevent, loosening, being provided with locking nut 11 on adjusting screw rod 9; In the present embodiment, filler opening 103 arranges towards the second cavity lopsidedness; And oil outlet 104 arranges towards the first cavity lopsidedness, filler opening 103 is parallel with oil outlet 104 simultaneously.
The utility model stacked compression release valve, simple and compact for structure, assembling and quick and easy for installation, is convenient to change or maintenance, reduce pressure easy to adjust laborsaving, and effect of easing stress is good.
The above is only preferred implementation of the present utility model; should be understood that; for those skilled in the art; do not departing under the prerequisite of the utility model know-why; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (5)
1. a stacked compression release valve, is characterized in that, comprising:
Valve body, the two ends of described valve body are penetrated with through hole, in described through hole, form the first cavity and the second cavity, the sidewall of described valve body offers the filler opening being communicated with described the first cavity and the oil outlet being communicated with described the second cavity, and the two ends of described through hole offer respectively the first threaded mounting hole and the second threaded mounting hole;
Spool, described spool cunning fits in described through hole, the central authorities of described spool are provided with annular protrusion, described annular protrusion in the time that spool moves left and right for blocking-up or be communicated with described the first cavity and the second cavity;
Screw plug, described screw plug is threaded connection in described the first threaded mounting hole, between the front end end face of described screw plug and the bottom surface of described the first threaded mounting hole, have gap, described gap forms Seal cage, front end end face at described screw plug is provided with boss, described boss extends in described through hole, the end face of described boss offers the blind hole being communicated with described Seal cage, the rear end of described screw plug offers the taper pipe thread hole being communicated with described Seal cage, in described taper pipe thread hole, coordinates cone blocking is installed;
Adjustment sleeve, described adjustment sleeve is fixedly mounted on described the second threaded mounting hole, in described adjustment sleeve, be equipped with traveller body, between described traveller body and described spool, be provided with ball seat, described ball seat is provided with the steel ball for withstanding described spool, between described ball seat and described traveller body, be provided with spring, the tail end of described adjustment sleeve is provided with tapped hole, in described tapped hole, coordinate adjusting screw rod is installed, one end of described adjusting screw rod is fitted on described traveller body, and the other end extends to outside described adjustment sleeve and is provided with regulating handle in end.
2. stacked compression release valve as claimed in claim 1, is characterized in that: on the end face of described annular protrusion, be circumferentially evenly equipped with groove, the end of described groove extends to the sidewall of described annular protrusion, and described groove is towards described the first cavity.
3. stacked compression release valve as claimed in claim 2, is characterized in that: described groove is arc-shaped slot.
4. stacked compression release valve as claimed in claim 1, is characterized in that: described adjusting screw rod is provided with locking nut.
5. stacked compression release valve as claimed in claim 1, is characterized in that: described filler opening arranges towards described the second cavity lopsidedness; Described oil outlet arranges towards described the first cavity lopsidedness, and described filler opening is parallel with described oil outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420037725.3U CN203656291U (en) | 2014-01-21 | 2014-01-21 | Stacked pressure reducing valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420037725.3U CN203656291U (en) | 2014-01-21 | 2014-01-21 | Stacked pressure reducing valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203656291U true CN203656291U (en) | 2014-06-18 |
Family
ID=50922679
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420037725.3U Expired - Fee Related CN203656291U (en) | 2014-01-21 | 2014-01-21 | Stacked pressure reducing valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203656291U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104324664A (en) * | 2014-11-12 | 2015-02-04 | 宁波汉商液压有限公司 | Clearance type ultrahigh pressure relief valve |
| CN111255761A (en) * | 2020-01-19 | 2020-06-09 | 宁波江北宇洲液压设备厂 | Hydraulic control reversing pressure reducing valve |
-
2014
- 2014-01-21 CN CN201420037725.3U patent/CN203656291U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104324664A (en) * | 2014-11-12 | 2015-02-04 | 宁波汉商液压有限公司 | Clearance type ultrahigh pressure relief valve |
| CN104324664B (en) * | 2014-11-12 | 2016-10-12 | 宁波汉商液压有限公司 | A kind of clearance-type supertension relief valve |
| CN111255761A (en) * | 2020-01-19 | 2020-06-09 | 宁波江北宇洲液压设备厂 | Hydraulic control reversing pressure reducing valve |
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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: 20140618 Termination date: 20150121 |
|
| EXPY | Termination of patent right or utility model |