CN205331561U - Electromagnetism pilot operated directional control valve - Google Patents
Electromagnetism pilot operated directional control valve Download PDFInfo
- Publication number
- CN205331561U CN205331561U CN201520945041.8U CN201520945041U CN205331561U CN 205331561 U CN205331561 U CN 205331561U CN 201520945041 U CN201520945041 U CN 201520945041U CN 205331561 U CN205331561 U CN 205331561U
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- Prior art keywords
- valve
- automatically controlled
- hydraulic control
- passage
- passageway
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- Expired - Fee Related
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Abstract
The utility model relates to a compact structure, simple to operate, trade the nimble electromagnetism pilot operated directional control valve of valve, which comprises the following components: a valve body, valve body upper portion, automatically controlled passageway has been seted up respectively to the lower part, liquid accuse passageway, set up the pore of automatically controlled passageway of intercommunication and liquid accuse passageway in the valve body, the feed liquor hole has been seted up on the valve body, liquid back hole, first pore and second pore, the feed liquor hole, first pore and second pore are linked together with liquid accuse passageway respectively, liquid back hole is linked together with automatically controlled passageway, sliding fit has the solenoid valve sliding spool in the automatically controlled passageway, the both ends mouth of automatically controlled passageway is connected with first electro -magnet and second electro -magnet and junction respectively and seals, first solenoid valve power plug is installed to first electro -magnet adaptation, second solenoid valve power plug is installed to second electro -magnet adaptation, sliding fit has the hydraulically controlled check valve sliding spool in the liquid accuse passageway, the both ends mouth of liquid accuse passageway is provided with first check valve and second check valve and junction respectively and seals.
Description
Technical field
This utility model relates to electric-hydraulic control reversing valve field, particularly relates to a kind of electromagnetism pilot operated directional control valve。
Background technology
Along with the development of science and technology, conventional electro-hydraulic control is changed and is generally solenoid directional control valve and hydraulic control one-way valve cooperation superposition use, and first, such integration exists inconvenient maintenance, sealing is poor, take up room big, the deficiency of Heavy Weight, and has inconvenience when down-hole is installed；Secondly, in installation process, it is generally adopted screw and connects installation solenoid directional control valve and hydraulic control one-way valve, and offer at valve body and adaptive with screw to do deep counter sink, screw and counter sink on valve body spin when compressing, the deformation of valve body can be caused, further result in solenoid directional control valve and situation that hydraulic control one-way valve card valve occurs, do not commutate, affect normal operation。
Because above-mentioned defect, the design people, actively in addition research and innovation, to founding the electromagnetism pilot operated directional control valve of a kind of new structure so that it is have more the value in industry。
Utility model content
For solving above-mentioned technical problem, the purpose of this utility model be to provide a kind of compact conformation, easy for installation, change valve electromagnetism pilot operated directional control valve flexibly。
Electromagnetism pilot operated directional control valve of the present utility model, including valve body, described valve body top, bottom offers automatically controlled passage respectively, hydraulic control passage, the duct connecting automatically controlled passage and hydraulic control passage is offered in described valve body, described valve body offers inlet opening, hole for back flow, first duct and the second duct, described inlet opening, first duct is connected with hydraulic control passage respectively with the second duct, described hole for back flow is connected with described automatically controlled passage, it is sliding combined with electromagnetic valve sliding spool in described automatically controlled passage, the two-port of described automatically controlled passage is connected to the first electric magnet and the second electric magnet and junction seals, described first electric magnet adaptation is provided with the first power of electromagnetic valve plug, described second electric magnet adaptation is provided with the second power of electromagnetic valve plug, it is sliding combined with hydraulic control one-way valve sliding spool in described hydraulic control passage, the two-port of described hydraulic control passage is respectively arranged with the first check valve and the second check valve and junction seals。
Further, the gap between described electromagnetic valve sliding spool and described automatically controlled passage is less than or equal to 0.008mm。
Further, the gap between described hydraulic control one-way valve sliding spool and described hydraulic control passage is less than or equal to 0.01mm。
Further, described first electric magnet and the second electric magnet are screwed onto on automatically controlled passage。
Further, described first check valve and the second check valve are screwed onto on hydraulic control passage。
By such scheme, this utility model at least has the advantage that and upper and lower to solenoid directional control valve and hydraulic control one-way valve superposition is combined into entirety, forms the electromagnetism pilot operated directional control valve of compact conformation, largely the upper height reducing electric-hydraulic control reversing valve, save installing space, it is simple to install；When mounted, the counter sink of the overall valve body increased can do deeply, when installing screw and compressing, the deformation of valve body would not be occurred the phenomenons such as the card valve of electromagnetic switch part located above, not commutation；Whole valve body structure is stable, indeformable, and it is smooth and easy, flexible that solenoid directional control valve and hydraulic control one-way valve all change valve。
Described above is only the general introduction of technical solutions of the utility model, in order to better understand technological means of the present utility model, and can be practiced according to the content of description, below with preferred embodiment of the present utility model and coordinate accompanying drawing describe in detail as after。
Accompanying drawing explanation
Fig. 1 is the front view of this utility model electromagnetism pilot operated directional control valve；
Fig. 2 is the profile of Fig. 1；
Fig. 3 is the upward view of Fig. 1；
Fig. 4 is the rearview of Fig. 1。
Detailed description of the invention
Below in conjunction with drawings and Examples, detailed description of the invention of the present utility model is described in further detail。Following example are used for illustrating this utility model, but are not limited to scope of the present utility model。
Referring to Fig. 1-4, a kind of electromagnetism pilot operated directional control valve described in this utility model one preferred embodiment, including valve body 1, described valve body 1 top, bottom offers automatically controlled passage respectively, hydraulic control passage, the duct connecting automatically controlled passage and hydraulic control passage is offered in described valve body 1, described valve body 1 offers inlet opening 11, hole for back flow 14, first duct 12 and the second duct 13, described inlet opening 11, first duct 12 is connected with hydraulic control passage respectively with the second duct 13, described hole for back flow 14 is connected with described automatically controlled passage, it is sliding combined with electromagnetic valve sliding spool 2 in described automatically controlled passage, the two-port of described automatically controlled passage is connected to the first electric magnet 3 and the second electric magnet 4 and junction seals, it is preferably, described first electric magnet 3 and the second electric magnet 4 are screwed onto on automatically controlled passage；Described first electric magnet 3 adaptation is provided with the first power of electromagnetic valve plug 6, described second electric magnet 4 adaptation is provided with the second power of electromagnetic valve plug 5, it is sliding combined with hydraulic control one-way valve sliding spool 7 in described hydraulic control passage, the two-port of described hydraulic control passage is respectively arranged with the first check valve 8 and the second check valve 9 and junction seals, being preferably, described first check valve 8 and the second check valve 9 are screwed onto on hydraulic control passage。
Gap between electromagnetic valve sliding spool 2 and the described automatically controlled passage of electromagnetism pilot operated directional control valve of the present utility model is less than or equal to 0.008mm, and the gap between described hydraulic control one-way valve sliding spool 7 and described hydraulic control passage is less than or equal to 0.01mm。
Operation principle of the present utility model is as follows:
First power of electromagnetic valve plug 6 of the first electric magnet 3 and the second power of electromagnetic valve plug 5 of the second electric magnet 4 can meet voltage DC12V, DC24V, AC24V, AC110V, AC220V respectively。
Electromagnetism pilot operated directional control valve is installed, first electric magnet 3 is energized, first electric magnet 3 will promote electromagnetic valve sliding spool 2 to slide, hydraulic oil just flows to the first duct 12 from inlet opening 11, and enter the second check valve 9 of hydraulic control passage, and just completing the pressurize action in the first duct 12, hydraulic control one-way valve sliding spool 7 pressurized shifts to the second duct 13 simultaneously, the hydraulic oil in the second duct 13 just flows out from the first check valve 8, from hole for back flow 14 oil sump tank。Second electric magnet 4 is energized, second electric magnet 4 will promote electromagnetic valve sliding spool 2 to slide, hydraulic oil just flows to the second duct 13 from inlet opening 11, enter the first check valve 8 of hydraulic control passage, just complete the pressurize action in the second duct 13, hydraulic control one-way valve sliding spool 7 can shift to the first duct 12 by pressurized simultaneously, and the hydraulic oil in the first duct 12 just flows out from the second check valve 9, through hole for back flow 14 oil sump tank。
The repeatable ordinary work of this product, the interchangeable different solenoid directional control valve sliding spool of electromagnetism pilot operated directional control valve, different with the turnover direction of hydraulic oil after work before work of electromagnet, complete different function。Meet client's difference demand holder function。
The above is only preferred implementation of the present utility model; it is not limited to this utility model; should be understood that; for those skilled in the art; under the premise without departing from this utility model know-why; can also making some improvement and modification, these improve and modification also should be regarded as protection domain of the present utility model。
Claims (5)
1. an electromagnetism pilot operated directional control valve, it is characterized in that, including valve body (1), described valve body (1) top, bottom offers automatically controlled passage respectively, hydraulic control passage, the duct connecting automatically controlled passage and hydraulic control passage is offered in described valve body (1), described valve body (1) offers inlet opening (11), hole for back flow (14), first duct (12) and the second duct (13), described inlet opening (11), first duct (12) is connected with hydraulic control passage respectively with the second duct (13), described hole for back flow (14) is connected with described automatically controlled passage, electromagnetic valve sliding spool (2) it is sliding combined with in described automatically controlled passage, the two-port of described automatically controlled passage is connected to the first electric magnet (3) and the second electric magnet (4) and junction seals, described first electric magnet (3) adaptation is provided with the first power of electromagnetic valve plug (6), described second electric magnet (4) adaptation is provided with the second power of electromagnetic valve plug (5), hydraulic control one-way valve sliding spool (7) it is sliding combined with in described hydraulic control passage, the two-port of described hydraulic control passage is respectively arranged with the first check valve (8) and the second check valve (9) and junction seals。
2. electromagnetism pilot operated directional control valve according to claim 1, it is characterised in that: the gap between described electromagnetic valve sliding spool (2) and described automatically controlled passage is less than or equal to 0.008mm。
3. electromagnetism pilot operated directional control valve according to claim 1, it is characterised in that: the gap between described hydraulic control one-way valve sliding spool (7) and described hydraulic control passage is less than or equal to 0.01mm。
4. electromagnetism pilot operated directional control valve according to claim 1, it is characterised in that: described first electric magnet (3) and the second electric magnet (4) are screwed onto on automatically controlled passage。
5. electromagnetism pilot operated directional control valve according to claim 1, it is characterised in that: described first check valve (8) and the second check valve (9) are screwed onto on hydraulic control passage。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520945041.8U CN205331561U (en) | 2015-11-25 | 2015-11-25 | Electromagnetism pilot operated directional control valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520945041.8U CN205331561U (en) | 2015-11-25 | 2015-11-25 | Electromagnetism pilot operated directional control valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205331561U true CN205331561U (en) | 2016-06-22 |
Family
ID=56214563
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520945041.8U Expired - Fee Related CN205331561U (en) | 2015-11-25 | 2015-11-25 | Electromagnetism pilot operated directional control valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205331561U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108253158A (en) * | 2016-12-28 | 2018-07-06 | 比亚迪股份有限公司 | Flow control valve and with its fork truck |
| CN109373038A (en) * | 2018-12-10 | 2019-02-22 | 宁波华液机器制造有限公司 | A kind of solenoid directional control valve |
-
2015
- 2015-11-25 CN CN201520945041.8U patent/CN205331561U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108253158A (en) * | 2016-12-28 | 2018-07-06 | 比亚迪股份有限公司 | Flow control valve and with its fork truck |
| CN109373038A (en) * | 2018-12-10 | 2019-02-22 | 宁波华液机器制造有限公司 | A kind of solenoid directional control 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: 20160622 Termination date: 20191125 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |