CN108916422B - Spacer type electromagnetic valve - Google Patents
Spacer type electromagnetic valve Download PDFInfo
- Publication number
- CN108916422B CN108916422B CN201810858269.1A CN201810858269A CN108916422B CN 108916422 B CN108916422 B CN 108916422B CN 201810858269 A CN201810858269 A CN 201810858269A CN 108916422 B CN108916422 B CN 108916422B
- Authority
- CN
- China
- Prior art keywords
- spacer
- side sleeve
- bush
- groove
- valve body
- 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.)
- Active
Links
- 125000006850 spacer group Chemical group 0.000 title claims abstract description 140
- 238000009423 ventilation Methods 0.000 claims abstract description 31
- 238000005096 rolling process Methods 0.000 claims abstract description 8
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 4
- 239000010959 steel Substances 0.000 claims abstract description 4
- 238000007789 sealing Methods 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 230000007547 defect Effects 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000013022 venting Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
- F16K11/02—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit
- F16K11/06—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements
- F16K11/065—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with linearly sliding closure members
- F16K11/07—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with linearly sliding closure members with cylindrical slides
- F16K11/0716—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with linearly sliding closure members with cylindrical slides with fluid passages through the valve member
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
- F16K31/0603—Multiple-way valves
- F16K31/061—Sliding valves
- F16K31/0613—Sliding valves with cylindrical slides
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Magnetically Actuated Valves (AREA)
Abstract
The invention relates to the technical field of valves, in particular to a spacer type electromagnetic valve, which comprises a valve body, a valve rod and a pilot head, wherein a rolling groove is formed in the inner wall of the valve body, steel balls are arranged in the rolling groove, spacer type pistons are arranged at two ends of the valve rod, a first ventilation groove and a second ventilation groove are arranged in the middle of the valve rod, a stop block is arranged between the first ventilation groove and the second ventilation groove, a passage opening matched with the first ventilation groove and the second ventilation groove is formed in the spacer, a spacer assembly is arranged on the valve rod, the spacer assembly comprises a first spacer and a second spacer, a plurality of spacers are arranged between the first spacer and the second spacer, a flat ring is arranged in the clamping groove, and the spacer is compact in structure, large in ventilation capacity and the like by adopting the spacer type design, so that the spacer is consistent in size, the processing time is shortened, the processing difficulty and the manufacturing cost of a main valve body are reduced, and the service life of a product is effectively prolonged.
Description
Technical Field
The invention belongs to the technical field of valves, and particularly relates to a spacer type electromagnetic valve.
Background
The electromagnetic valve reversing valve is a fluid control element, is one of core control elements of a hydraulic system, and is widely applied to various fields. The principle of the electromagnetic reversing valve is that a closed cavity is arranged in the electromagnetic valve, a plurality of through holes are formed in the cavity, each hole is connected with different external oil pipes, a valve core is arranged in the cavity, and the valve core can selectively communicate different holes in the cavity, so that the purpose of changing the flowing direction of fluid is achieved. The valve core movement can be controlled by an electromagnet.
Most of the current slide column type reversing valves in the market have the defects of small flow, low using pressure and the like.
Disclosure of Invention
The invention aims to overcome the defects and shortcomings of the prior art and provide a spacer type electromagnetic valve which has the advantages of compact structure and high circulation capacity.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the invention discloses a spacer type electromagnetic valve, which comprises a valve body, wherein a cavity is formed in the valve body, a valve rod is arranged in the cavity, guide heads are arranged at two ends of the valve body, rolling grooves are formed in the inner wall of the cavity, steel balls are arranged in the rolling grooves, spacer type pistons are arranged at two ends of the valve rod, a first ventilation groove and a second ventilation groove are formed in the middle of the valve rod, a stop block is arranged between the first ventilation groove and the second ventilation groove, a side sleeve assembly is arranged on the valve rod, the side sleeve assembly comprises a first side sleeve and a second side sleeve, a plurality of spacers are arranged between the first side sleeve and the second side sleeve, channel openings matched with the first ventilation groove and the second ventilation groove are formed in the spacers, clamping grooves are formed between the first side sleeve and the spacers, between the second side sleeve and the spacers, and flat rings are arranged in the clamping grooves.
Further, the first side sleeve and the second side sleeve are arranged in an L shape, buffer grooves are formed in the corresponding surfaces of the first side sleeve and the second side sleeve and the spacer piston, and the upper ends of the first side sleeve and the second side sleeve are in sealing connection with the inner wall of the cavity.
Further, at least five spacers are arranged on the valve rod, each spacer comprises a first spacer, a second spacer, a third spacer, a fourth spacer and a fifth spacer, clamping grooves are formed between the first side spacer and the first spacer, between the second side spacer and the fifth spacer, between the first spacer and the second spacer, between the second spacer and the third spacer, between the third spacer and the fourth spacer, and between the fourth spacer and the fifth spacer, and flat rings are arranged in the clamping grooves.
Further, the first spacer bush, the second spacer bush, the third spacer bush, the fourth spacer bush and the fifth spacer bush are arranged in a U shape, the second spacer bush and the fourth spacer bush are provided with channel openings matched with the first ventilation groove and the second ventilation groove, and the upper parts of the first spacer bush, the second spacer bush, the third spacer bush, the fourth spacer bush and the fifth spacer bush are all in sealing connection with the inner wall of the cavity.
Further, a first exhaust port and a second exhaust port corresponding to the passage opening are formed in the valve body.
Further, a conical spring is arranged between the valve body and the pilot head, and the pilot head and the conical spring are fixedly connected with the valve body through screws.
Compared with the prior art, the invention has the beneficial effects that: the spacer type electromagnetic valve has the characteristics of compact structure, large circulation capacity and the like by adopting the spacer type design through the main valve structure, ensures that the size of the spacer type electromagnetic valve is consistent, reduces the processing time, reduces the processing difficulty and the manufacturing cost of the main valve body and effectively improves the service life of products by adopting the injection molding arrangement of the spacer.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the present invention.
Fig. 2 is a schematic exploded view of the present invention.
Detailed Description
As shown in fig. 1 and 2, a spacer type electromagnetic valve comprises a valve body 1, a cavity 10 is formed in the valve body 1, a valve rod 2 is arranged in the cavity 10, guide heads 11 are arranged at two ends of the valve body 1, rolling grooves 12 are formed in the inner wall of the cavity 10, steel balls 3 are arranged in the rolling grooves 12, spacer type pistons 4 are arranged at two ends of the valve rod 2, a first ventilation groove 13 and a second ventilation groove 14 are formed in the middle of the valve rod 2, a stop block 15 is arranged between the first ventilation groove 13 and the second ventilation groove 14, a first side sleeve 7 and a second side sleeve 16 are arranged on the valve rod 2, a plurality of spacers 6 are arranged between the first side sleeve 7 and the second side sleeve 16, a channel port 17 matched with the first ventilation groove 13 and the second ventilation groove 14 is formed in the spacers 6, clamping grooves 18 are formed between the first side sleeve 7 and the spacers 6, a flat ring 5 is arranged in the main valve groove 18, the main valve rod 2 is designed through a structure, the main valve rod has the advantages of being compact in size, the manufacturing cost is reduced, the manufacturing cost is prolonged, and the manufacturing cost is reduced by adopting the structure and the manufacturing and the spacer type electromagnetic valve is also convenient.
The first side sleeve 7 and the second side sleeve 16 are arranged in an L shape, buffer grooves 19 are formed in the corresponding surfaces of the first side sleeve 7 and the second side sleeve 16 and the spacer piston 4, the upper ends of the first side sleeve 7 and the second side sleeve 16 are in sealing connection with the inner wall of the cavity 10, and impact force generated by the spacer piston 4 at the two ends of the valve rod 2 during action is effectively reduced through the buffer grooves 19.
The valve rod 2 is provided with at least five spacers 6, each spacer comprises a first spacer 20, a second spacer 21, a third spacer 22, a fourth spacer 23 and a fifth spacer 24, clamping grooves 18 are formed between the first side sleeve 7 and the first spacer 20, between the second side sleeve 16 and the fifth spacer 24, between the first spacer 20 and the second spacer 21, between the second spacer 21 and the third spacer 22, between the third spacer 22 and the fourth spacer 23, and between the fourth spacer 23 and the fifth spacer 24, and flat rings 5 are arranged in the clamping grooves 18; the first spacer 20, the second spacer 21, the third spacer 22, the fourth spacer 23 and the fifth spacer 24 are arranged in a U shape, the second spacer 21 and the fourth spacer 23 are provided with passage openings 17 matched with the first ventilation grooves 13 and the second ventilation grooves 14, and the upper parts of the first spacer 20, the second spacer 21, the third spacer 22, the fourth spacer 23 and the fifth spacer 23 are all in sealing connection with the inner wall of the cavity 10.
The valve body 1 is provided with a first exhaust port 25 and a second exhaust port 26 corresponding to the passage port 17.
A conical spring 8 is arranged between the valve body 1 and the pilot head 11, and the pilot head 11 and the conical spring 8 are fixedly connected with the valve body 1 through screws 9.
The working principle is as follows: when the right end pilot head 11 of the valve body 1 is electrified and the left end pilot head 11 is powered off, the valve rod 2 in the valve body 1 drives the spacer piston 4 to slide rightwards in the spacer 6, so that the vent hole on the spacer 6 is staggered with the first vent groove 13 and the second vent groove 14 on the valve rod 2, the valve body 1 is closed for venting, when the right end pilot head 11 of the valve body 1 is powered off and the left end pilot head 11 is electrified, the valve rod 2 in the valve body 1 drives the spacer piston 4 to slide leftwards in the spacer 6, the vent hole on the spacer 6 corresponds to the first vent groove 13 and the second vent groove 14 on the valve rod 2, the first vent groove 13 and the second vent groove 14 correspond to the first vent hole 25 and the second vent hole 26, and gas is normally discharged.
The foregoing description is only of the preferred embodiments of the invention, and all changes and modifications that come within the meaning and range of equivalency of the structures, features and principles of the invention are therefore intended to be embraced therein.
Claims (1)
1. The utility model provides a spacer type solenoid valve, includes valve body (1), is formed with cavity (10) in valve body (1), locates valve rod (2) in cavity (10), locates guide head (11) at valve body (1) both ends, its characterized in that: the novel valve is characterized in that a rolling groove (12) is formed in the inner wall of the cavity (10), steel balls (3) are arranged in the rolling groove (12), spacer pistons (4) are arranged at two ends of the valve rod (2), a first ventilation groove (13) and a second ventilation groove (14) are formed in the middle of the valve rod (2), a stop block (15) is arranged between the first ventilation groove (13) and the second ventilation groove (14), a first side sleeve (7) and a second side sleeve (16) are arranged on the valve rod (2), a plurality of spacers (6) are arranged between the first side sleeve (7) and the second side sleeve (16), a channel opening (17) matched with the first ventilation groove (13) and the second ventilation groove (14) is formed in the spacer sleeve (6), a clamping groove (18) is formed between the first side sleeve (7) and the spacer sleeve (6), and between the spacer sleeve (6) and the spacer sleeve (6), and a flat ring (5) is arranged in the clamping groove (18);
The first side sleeve (7) and the second side sleeve (16) are arranged in an L shape, buffer grooves (19) are formed in the corresponding surfaces of the first side sleeve (7) and the second side sleeve (16) and the spacer piston (4), and the upper ends of the first side sleeve (7) and the second side sleeve (16) are connected with the inner wall of the cavity (10) in a sealing mode;
The valve rod (2) is provided with at least five spacers (6) and comprises a first spacer (20), a second spacer (21), a third spacer (22), a fourth spacer (23) and a fifth spacer (24), clamping grooves (18) are formed in the first spacer (7) and the first spacer (20), the second spacer (16) and the fifth spacer (24), between the first spacer (20) and the second spacer (21), between the second spacer (21) and the third spacer (22), between the third spacer (22) and the fourth spacer (23), and between the fourth spacer (23) and the fifth spacer (24), and flat rings (5) are arranged in the clamping grooves (18);
The first spacer bush (20), the second spacer bush (21), the third spacer bush (22), the fourth spacer bush (23) and the fifth spacer bush (24) are arranged in a U shape, the second spacer bush (21) and the fourth spacer bush (23) are provided with passage ports (17) matched with the first ventilation grooves (13) and the second ventilation grooves (14), and the upper parts of the first spacer bush (20), the second spacer bush (21), the third spacer bush (22), the fourth spacer bush (23) and the fifth spacer bush (24) are all in sealing connection with the inner wall of the cavity (10);
a first exhaust port (25) and a second exhaust port (26) which correspond to the passage port (17) are formed in the valve body (1);
a conical spring (8) is arranged between the valve body (1) and the pilot head (11), and the pilot head (11) and the conical spring (8) are fixedly connected with the valve body (1) through screws (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810858269.1A CN108916422B (en) | 2018-07-31 | 2018-07-31 | Spacer type electromagnetic valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810858269.1A CN108916422B (en) | 2018-07-31 | 2018-07-31 | Spacer type electromagnetic valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108916422A CN108916422A (en) | 2018-11-30 |
| CN108916422B true CN108916422B (en) | 2024-06-07 |
Family
ID=64393342
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810858269.1A Active CN108916422B (en) | 2018-07-31 | 2018-07-31 | Spacer type electromagnetic valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108916422B (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB569829A (en) * | 1943-10-04 | 1945-06-11 | Integral Ltd | Improvements in or relating to hydraulic control valves |
| AU4631879A (en) * | 1979-04-24 | 1980-10-30 | Lear Siegler Inc. | Bypass and unloader value |
| JPH06235478A (en) * | 1993-02-08 | 1994-08-23 | Ckd Corp | Pilot type solenoid valve |
| EP1048854A2 (en) * | 1999-04-27 | 2000-11-02 | Smc Corporation | Servo-driving pilot-type solenoid valve |
| JP2002168367A (en) * | 2000-11-28 | 2002-06-14 | Pacific Ind Co Ltd | Reversible pilot type solenoid valve |
| CN103016785A (en) * | 2012-11-29 | 2013-04-03 | 宁波索诺工业自控设备有限公司 | Symmetric two-position five-way valve |
| CN203442207U (en) * | 2013-07-30 | 2014-02-19 | 毛孟其 | Electromagnetic flow reversing valve |
| CN204061998U (en) * | 2014-07-08 | 2014-12-31 | 嘉兴米克气动设备有限公司 | Normal close type three-position five-way solenoid valve |
| CN104344015A (en) * | 2013-07-30 | 2015-02-11 | 毛孟其 | Electromagnetic valve |
| CN206072427U (en) * | 2016-08-31 | 2017-04-05 | 奉化市鑫潮自动化元件有限公司 | A kind of two-position-five-way solenoid valve |
| CN208935460U (en) * | 2018-07-31 | 2019-06-04 | 宁波索诺工业自控设备有限公司 | A kind of spacer type solenoid valve |
-
2018
- 2018-07-31 CN CN201810858269.1A patent/CN108916422B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB569829A (en) * | 1943-10-04 | 1945-06-11 | Integral Ltd | Improvements in or relating to hydraulic control valves |
| AU4631879A (en) * | 1979-04-24 | 1980-10-30 | Lear Siegler Inc. | Bypass and unloader value |
| JPH06235478A (en) * | 1993-02-08 | 1994-08-23 | Ckd Corp | Pilot type solenoid valve |
| EP1048854A2 (en) * | 1999-04-27 | 2000-11-02 | Smc Corporation | Servo-driving pilot-type solenoid valve |
| JP2002168367A (en) * | 2000-11-28 | 2002-06-14 | Pacific Ind Co Ltd | Reversible pilot type solenoid valve |
| CN103016785A (en) * | 2012-11-29 | 2013-04-03 | 宁波索诺工业自控设备有限公司 | Symmetric two-position five-way valve |
| CN203442207U (en) * | 2013-07-30 | 2014-02-19 | 毛孟其 | Electromagnetic flow reversing valve |
| CN104344015A (en) * | 2013-07-30 | 2015-02-11 | 毛孟其 | Electromagnetic valve |
| CN204061998U (en) * | 2014-07-08 | 2014-12-31 | 嘉兴米克气动设备有限公司 | Normal close type three-position five-way solenoid valve |
| CN206072427U (en) * | 2016-08-31 | 2017-04-05 | 奉化市鑫潮自动化元件有限公司 | A kind of two-position-five-way solenoid valve |
| CN208935460U (en) * | 2018-07-31 | 2019-06-04 | 宁波索诺工业自控设备有限公司 | A kind of spacer type solenoid valve |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108916422A (en) | 2018-11-30 |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant |