CN114382916A - Novel large-flow ejector rod type reversing valve - Google Patents
Novel large-flow ejector rod type reversing valve Download PDFInfo
- Publication number
- CN114382916A CN114382916A CN202210076035.8A CN202210076035A CN114382916A CN 114382916 A CN114382916 A CN 114382916A CN 202210076035 A CN202210076035 A CN 202210076035A CN 114382916 A CN114382916 A CN 114382916A
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- China
- Prior art keywords
- sleeve
- cavity
- positioning
- gas distribution
- valve
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- 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.)
- Pending
Links
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 19
- 239000010959 steel Substances 0.000 claims abstract description 19
- 238000007789 sealing Methods 0.000 claims description 3
- 238000004891 communication Methods 0.000 claims description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
Images
Classifications
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- 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
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- 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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jet Pumps And Other Pumps (AREA)
Abstract
A novel high-flow ejector rod type reversing valve comprises a valve sleeve 1, a positioning sleeve 2, an air distribution sleeve 3, a sliding plug 4, an ejector rod 5, an air inlet plug 6, a spring 7 and a steel ball 8; the structure is as follows: the valve sleeve 1 is provided with a gas distribution cavity 9, a positioning cavity 10 and a threaded cavity 11, wherein the gas distribution cavity 9 is used for placing the gas distribution sleeve 3, the positioning cavity 10 is used for placing the positioning sleeve 2, and the threaded cavity 11 is connected with an external thread 33 of the gas inlet plug through an internal thread 17; the sliding plug 4 is arranged in the inner cavity of the gas distribution sleeve 3, and the lower end of the sliding plug 4 is connected with the thread 26 of the mandril 5 through a threaded hole 28; the mandril 5 passes through the lower hole 12 of the valve sleeve 1 and is connected with the outside; 2 steel balls 8 are respectively arranged at two ends of the spring 7 and are arranged in a round hole 27 at the upper end of the sliding plug 4, the sliding plug 4 is arranged in the positioning sleeve 2, one end of each steel ball 8 is arranged in the double-arc-shaped groove of the positioning sleeve 2, and the other end of each steel ball 8 is tightly pressed by the spring 7.
Description
Technical Field
The invention relates to a push rod type reversing valve, in particular to a two-position five-way push rod type reversing valve.
Background
The reversing valve installed on the cylinder for the existing mining grouting pump is complex in structure, high in machining precision, high in machining difficulty and high in use cost, and meanwhile, the reversing valve is low in service life and operation reliability, high in reversing frequency and ventilation flow and prone to abrasion in the damp and dusty environment such as a coal mine. The common reversing valve can not meet the use requirements under complex working conditions of humidity, high dust in air and the like.
Disclosure of Invention
The invention aims to overcome the defects of high processing requirement precision, high use cost, small ventilation volume, poor reliability under the working conditions of high humidity and high dust, short service life and the like in the prior art, designs a novel structure and provides a novel large-flow ejector rod type reversing valve.
The invention is realized by the following technical scheme: a novel high-flow ejector rod type reversing valve comprises a valve sleeve 1, a positioning sleeve 2, an air distribution sleeve 3, a sliding plug 4, an ejector rod 5, an air inlet plug 6, a spring 7 and a steel ball 8; the structure is as follows: the valve sleeve 1 is provided with a gas distribution cavity 9, a positioning cavity 10 and a threaded cavity 11, wherein the gas distribution cavity 9 is used for placing the gas distribution sleeve 3, the positioning cavity 10 is used for placing the positioning sleeve 2, and the threaded cavity 11 is connected with an external thread 33 of the gas inlet plug through an internal thread 17; the sliding plug 4 is arranged in the inner cavity of the gas distribution sleeve 3, and the lower end of the sliding plug 4 is connected with the thread 26 of the mandril 5 through a threaded hole 28; the mandril 5 passes through the lower hole 12 of the valve sleeve 1 and is connected with the outside; 2 steel balls 8 are respectively arranged at two ends of the spring 7 and are arranged in a round hole 27 at the upper end of the sliding plug 4, the sliding plug 4 is arranged in the positioning sleeve 2, one end of each steel ball 8 is arranged in the double-arc-shaped groove of the positioning sleeve 2, and the other end of each steel ball 8 is tightly pressed by the spring 7.
Wherein: 1. the valve sleeve 1 is internally and externally communicated with a valve sleeve set hole 13 and an upper air inlet and outlet hole 15, and a lower air inlet and outlet hole 14 is communicated with an inner groove 18 to achieve the communication between the outside and the inside.
2. The inside of the locating sleeve 2 is a double arc groove 20.
3. The air distribution sleeve 3 is provided with 4 air distribution grooves 22, an O-shaped ring is arranged in the grooves and is matched with the air distribution cavity 10 of the valve sleeve 1 to form three independent spaces, so that an upper air inlet and outlet group hole 23 is communicated with an upper air inlet and outlet hole 15, an outlet group hole 24 is communicated with a valve sleeve group hole 13, and a lower air inlet and outlet group hole 25 is communicated with an inner groove 18.
4. The cylindrical end of the upper end of the sliding plug 4 is provided with a round hole 27, and the positioning is realized by placing the springs 7 and 2 steel balls 8 to be matched with the arc grooves 20 in the positioning sleeve 2. The lower end is provided with a connecting threaded hole 28 for connecting with the mandril thread 26 of the mandril 5. The center of the sliding plug 4 is provided with an air inlet channel 31, and the upper part and the lower part of the sliding plug are provided with holes 32; the middle of the valve body is provided with a groove 29 and a groove 30, and a sealing ring is arranged on the groove, so that an independent space is formed by matching the valve body and the valve sleeve 3.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 shows the valve sleeve 1 in its entirety and in a sectional view.
Fig. 3 is an overall and sectional view of the positioning sleeve.
Fig. 4 is an overall view of the air distribution sleeve and a cross-sectional view thereof.
Fig. 5 is a cross-sectional view of the spool.
Fig. 6 is a sectional view of the jack.
Fig. 7 is a cross-sectional view of the intake plug.
Description of the reference numerals
The valve sleeve comprises a valve sleeve 1, a positioning sleeve 2, an air distribution sleeve 3, a sliding plug 4, a push rod 5, an air inlet plug 6, a spring 7, a steel ball 8, an air distribution cavity 9, a positioning cavity 10, a threaded cavity 11, a lower hole 12, a valve sleeve group hole 13, a lower air inlet and outlet hole 14, an upper air inlet and outlet hole 15, a connecting thread 16, a blocking thread 17, an inner groove 18, a blocking groove 19, a double-arc-shaped groove 20, an air distribution groove 22, an upper air inlet and outlet group hole 23, an air outlet group hole 24, a lower air inlet and outlet group hole 25, a push rod thread 26, a round hole 27, a connecting threaded hole 28, an upper groove 29, a lower groove 30, an air inlet channel 31, an air distribution hole 32, a plug external thread 33 and an inlet 34.
Detailed Description
Firstly, an O-shaped ring is placed in a gas distribution groove 22 of a gas distribution sleeve 3 and is plugged into a gas distribution cavity 10 of a valve sleeve 1 to form three independent spaces by matching with the gas distribution cavity 10 of the valve sleeve 1; then, a sealing ring is placed in an upper groove 29 and a lower groove 30 of the sliding plug 4, a spring 7 and 2 steel balls 8 are placed in a round hole 27 and pressed into one of arcs of arc-shaped grooves 20 in the positioning sleeve 2, a connecting threaded hole 28 of the sliding plug 4 is connected with a mandril thread 26 of a mandril rod 5 of the mandril 26, the positioning sleeve 2, the sliding plug 4 and the mandril 5 which are assembled together are plugged into the valve sleeve 1, and the mandril 5 sequentially penetrates through the gas distribution sleeve 3 and the lower hole 12 of the valve sleeve 1 and extends out of the valve sleeve; the sliding plug 4 penetrates through the interior of the gas distribution sleeve, and the positioning sleeve 2 is pressed into the gas distribution cavity 10; and screwing the plug external thread 33 of the air inlet plug 6 and the plug thread 17 of the valve sleeve 1, so as to tightly press the positioning sleeve 2, the air distribution sleeve 3 and the valve sleeve 1.
The total inlet of the reversing valve is an inlet 34, and the reversing valve receives external push-pull force through a mandril, so that the sliding plug 4 moves up and down in the double-arc-shaped groove 20 of the positioning sleeve 2 and is embedded in the double-arc-shaped groove 20 through the steel ball 8 to realize positioning.
When the sliding plug 4 is positioned at the upper part of the arc-shaped groove 20 through the steel ball 8, the upper groove 29 and the lower groove 30 conduct an upper exhaust group hole 23 and an exhaust group hole 24 in the air distribution sleeve; the lower air inlet and outlet group hole 25 is communicated with the lower air inlet and outlet group hole 32 through the air inlet channel 31; when the sliding plug 4 is positioned at the lower part of the arc-shaped groove 20 through the steel ball 8, the upper groove 29 and the lower groove 30 conduct the lower air inlet and outlet group hole 25 and the exhaust group hole 24 in the air distribution sleeve; the intake passage 31 communicates with the upper intake/exhaust group hole 23 through the intake distribution hole 32.
Claims (5)
1. A novel high-flow ejector rod type reversing valve comprises a valve sleeve 1, a positioning sleeve 2, an air distribution sleeve 3, a sliding plug 4, an ejector rod 5, an air inlet plug 6, a spring 7 and a steel ball 8; the structure is as follows: the valve sleeve 1 is provided with a gas distribution cavity 9, a positioning cavity 10 and a threaded cavity 11, wherein the gas distribution cavity 9 is used for placing the gas distribution sleeve 3, the positioning cavity 10 is used for placing the positioning sleeve 2, and the threaded cavity 11 is connected with an external thread 33 of the gas inlet plug through an internal thread 17; the sliding plug 4 is arranged in the inner cavity of the gas distribution sleeve 3, and the lower end of the sliding plug 4 is connected with the thread 26 of the mandril 5 through a threaded hole 28; the mandril 5 passes through the lower hole 12 of the valve sleeve 1 and is connected with the outside; 2 steel balls 8 are respectively arranged at two ends of the spring 7 and are arranged in a round hole 27 at the upper end of the sliding plug 4, the sliding plug 4 is arranged in the positioning sleeve 2, one end of each steel ball 8 is arranged in the double-arc-shaped groove of the positioning sleeve 2, and the other end of each steel ball 8 is tightly pressed by the spring 7.
2. A novel high-flow ejector rod type reversing valve as claimed in claim 1, characterized in that the valve sleeve 1 is provided with a valve sleeve set hole 13 and an upper air inlet and outlet hole 15 which are communicated with each other inside and outside, and a lower air inlet and outlet hole 14 is communicated with an inner groove 18 to achieve the communication between the outside and the inside.
3. The novel high-flow ejector rod type reversing valve according to claim 1 is characterized in that the positioning sleeve 2 is internally provided with a double-arc-shaped groove 20.
4. A novel high-flow ejector rod type reversing valve as claimed in claim 1, wherein the gas distribution sleeve 3 is provided with 4 gas distribution grooves 22, O-rings are placed in the grooves to form three independent spaces in cooperation with the gas distribution cavity 10 of the valve sleeve 1, so that the upper inlet and outlet group holes 23 are communicated with the inlet and outlet holes 15, the outlet group holes 24 are communicated with the outlet holes 13 of the valve sleeve, and the lower inlet and outlet group holes 25 are communicated with the inner and outer parts of the valve sleeve groove 18.
5. The novel high-flow ejector rod type reversing valve according to claim 1 is characterized in that a circular hole 27 is formed in the cylindrical end of the upper end of the sliding plug 4, and the spring 7 and the 2 steel balls 8 are placed to be matched with the double-arc-shaped groove 20 in the positioning sleeve 2 to achieve position switching and positioning; the lower end is provided with a threaded hole 28 for connecting with the thread 26 of the mandril 5; the center of the sliding plug 4 is provided with an air inlet channel 31, and air distribution holes 32 are arranged at the upper part and the lower part; the middle of the valve body is provided with an upper groove 29 and a lower groove 30, and the grooves are used for placing sealing rings and are matched with the gas distribution sleeve 3 to form an independent cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210076035.8A CN114382916A (en) | 2022-01-23 | 2022-01-23 | Novel large-flow ejector rod type reversing valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210076035.8A CN114382916A (en) | 2022-01-23 | 2022-01-23 | Novel large-flow ejector rod type reversing valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114382916A true CN114382916A (en) | 2022-04-22 |
Family
ID=81203165
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210076035.8A Pending CN114382916A (en) | 2022-01-23 | 2022-01-23 | Novel large-flow ejector rod type reversing valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114382916A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4417003A1 (en) * | 1994-05-13 | 1995-11-16 | Rexroth Mannesmann Gmbh | Assembling valve body to second part, e.g. electromagnet, by thread |
| CN101338829A (en) * | 2008-08-12 | 2009-01-07 | 临海多伊尔机械有限公司 | Multipath hydraulic change-over valve |
| CN201277095Y (en) * | 2008-09-22 | 2009-07-22 | 贵州红林机械有限公司 | Fuel oil reversal valve in engine control system |
| CN108131470A (en) * | 2017-12-20 | 2018-06-08 | 中国航发贵州红林航空动力控制科技有限公司 | A kind of two position and four-way reversing valves for fuel regulator |
| CN209743665U (en) * | 2019-01-14 | 2019-12-06 | 泗水县杰瑞特流体设备制造厂 | Pneumatic control reversing valve |
| CN210240618U (en) * | 2019-07-27 | 2020-04-03 | 江苏力博士机械股份有限公司 | Reversing valve of hydraulic breaker |
-
2022
- 2022-01-23 CN CN202210076035.8A patent/CN114382916A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4417003A1 (en) * | 1994-05-13 | 1995-11-16 | Rexroth Mannesmann Gmbh | Assembling valve body to second part, e.g. electromagnet, by thread |
| CN101338829A (en) * | 2008-08-12 | 2009-01-07 | 临海多伊尔机械有限公司 | Multipath hydraulic change-over valve |
| CN201277095Y (en) * | 2008-09-22 | 2009-07-22 | 贵州红林机械有限公司 | Fuel oil reversal valve in engine control system |
| CN108131470A (en) * | 2017-12-20 | 2018-06-08 | 中国航发贵州红林航空动力控制科技有限公司 | A kind of two position and four-way reversing valves for fuel regulator |
| CN209743665U (en) * | 2019-01-14 | 2019-12-06 | 泗水县杰瑞特流体设备制造厂 | Pneumatic control reversing valve |
| CN210240618U (en) * | 2019-07-27 | 2020-04-03 | 江苏力博士机械股份有限公司 | Reversing valve of hydraulic breaker |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |