CN217108450U - Three-way normally-open reset pneumatic control valve - Google Patents
Three-way normally-open reset pneumatic control valve Download PDFInfo
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- CN217108450U CN217108450U CN202122781796.7U CN202122781796U CN217108450U CN 217108450 U CN217108450 U CN 217108450U CN 202122781796 U CN202122781796 U CN 202122781796U CN 217108450 U CN217108450 U CN 217108450U
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- 230000001681 protective effect Effects 0.000 claims description 18
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
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Abstract
The utility model belongs to the technical field of pneumatic element technique and specifically relates to a tee bend normally opens gas accuse valve that resets. The utility model discloses a tee bend normally open reset gas accuse valve comprises valve body and the module protecgulum that resets of valve body left side bolted connection, the lower bottom surface of balanced valve nut is provided with balanced valve seat, the inside vertical direction of balanced valve nut is slided and is equipped with balanced valve rod, be provided with balanced valve ball in the valve ball cavity of balanced valve seat and use spring and balanced valve ball, the lower bottom surface of balanced valve rod is provided with the ejector pin with through-hole assorted, press balanced valve rod, the ejector pin passes the through-hole that the top surface was seted up in the valve ball cavity and pushes down balanced valve ball, release balanced valve rod, under the elasticity of balanced valve ball with the spring, balanced valve ball upward movement is up to recovering the normal position, thereby realize the reset of gas accuse valve; the whole pneumatic control valve adopts a split structure, so that later maintenance is facilitated, the use cost is saved, and the applicability is improved.
Description
Technical Field
The utility model belongs to the technical field of pneumatic element technique and specifically relates to a tee bend normally opens gas accuse valve that resets.
Background
The pneumatic control valve is a pneumatic element which controls the pressure, flow and flow direction of air flow in a pneumatic system and ensures the normal work of a pneumatic actuator or mechanism.
The pneumatic control valve of production on the market at present passes through the opening and shutting of outside gas control valve, when needs reset the pneumatic control valve temporarily, often need control outside gaseous input earlier, and the operation is inconvenient, and the pneumatic control valve uses the integral type structure for the leakproofness is many simultaneously, leads to later maintenance with high costs, and the suitability is not high.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: in order to solve the problems existing in the background technology, the three-way normally-open reset pneumatic control valve is provided, and the problems that the pneumatic control valve produced on the market at present is opened and closed by controlling external gas mostly, when the pneumatic control valve needs to be reset temporarily, the input of the external gas is often required to be controlled firstly, the operation is inconvenient, and meanwhile, the pneumatic control valve is high in later maintenance cost and low in applicability due to the fact that an integrated structure is used for sealing.
The utility model provides a technical scheme that its technical problem adopted is: a three-way normally-open reset pneumatic control valve comprises a valve body and a reset module front cover connected with a bolt on the left side of the valve body, wherein a balance valve nut is connected to the upper surface of the reset module front cover through threads, a balance valve seat is arranged on the lower bottom surface of the balance valve nut, a balance valve rod is assembled in the balance valve nut in a sliding mode in the vertical direction, a valve ball cavity is formed in the lower bottom surface of the balance valve seat, a spring for a balance valve ball is arranged in the valve ball cavity, the balance valve ball is fixed to the top of the spring for the balance valve ball, a through hole penetrating through the balance valve seat is formed in the inner top surface of the valve ball cavity, an ejector rod matched with the through hole is arranged on the lower bottom surface of the balance valve rod, a control cavity is formed in the middle of the left side of the reset module front cover, a reset module protection nut is connected to the opening of the control cavity through threads, and a piston connecting rod assembled with the reset module protection nut in a sliding mode in the horizontal direction is connected in a plug-in mode, the right end of the piston connecting rod is movably connected with a control mechanism in the valve body.
The improved balance valve is characterized in that a first rubber protective sleeve is sleeved on a groove formed in the outer side of the splicing position of the upper surface of the balance valve nut and the balance valve rod, the upper end of the first rubber protective sleeve is spliced with the balance valve rod through a groove formed in the upper end of the balance valve rod, a second rubber protective sleeve is sleeved on the upper surface of the reset module protective nut and a groove formed in the outer side of the splicing position of the piston connecting rod, and the upper end of the second rubber protective sleeve is spliced with the piston connecting rod through a groove formed in the upper end of the piston connecting rod.
The balance valve rod penetrates through an upper opening of the first rubber protective sleeve to be provided with an inverted T-shaped boss, a handle for a pilot valve is sleeved at the upper end of the inverted T-shaped boss, and a spring for the balance valve rod fixedly connected with the upper surface of the balance valve seat is sleeved at the lower end of the balance valve rod.
The right end of the upper surface of the reset module front cover is provided with a first air guide channel, the left side of the reset module front cover is provided with a second air guide channel communicated with the balance valve seat and the first air guide channel towards the right side, the upper openings of the first air guide channel and the second air guide channel are in threaded connection with hexagon socket plugs, the bottom end of the first air guide channel is communicated with the inside of the control cavity, and the lower bottom surface of the balance valve seat is downwards provided with a through hole communicated with the inside of the control cavity.
The valve body include pilot valve module valve body and with the three-way module valve body of pilot valve module valve body right side bolted connection, the piston cavity has inwards been seted up in the left side of pilot valve module valve body, the module protecgulum that resets peg graft in piston cavity and pilot valve module valve body through the connecting portion that the right side set up and be connected.
The piston cavity is internally provided with a pilot valve piston and a spring for the pilot piston on the right side of the pilot valve piston in a sliding manner, the three-way module valve body is internally provided with a three-way module valve element push rod coaxially fixed with the right end of the pilot valve piston in a sliding manner, and the right end of the piston connecting rod is connected with a groove formed in the left side of the pilot valve piston in an inserting manner.
The left side of the pilot valve piston corresponding to the pilot valve module valve body is provided with a plurality of air inlet holes communicated with the inside of the piston cavity, the front side of the three-way module valve body is provided with air outlet holes communicated with the inside, and the back side of the three-way module valve body is provided with exhaust holes communicated with the inside.
The utility model has the advantages that:
(1) the utility model discloses a tee bend normally open reset gas accuse valve comprises valve body and the module protecgulum that resets of valve body left side bolted connection, the lower bottom surface of balanced valve nut is provided with balanced valve seat, the inside vertical direction of balanced valve nut is slided and is equipped with balanced valve rod, be provided with balanced valve ball in the valve ball cavity of balanced valve seat and use spring and balanced valve ball, the lower bottom surface of balanced valve rod is provided with the ejector pin with through-hole assorted, press balanced valve rod, the ejector pin passes the through-hole that the top surface was seted up in the valve ball cavity and pushes down balanced valve ball, release balanced valve rod, under the elasticity of balanced valve ball with the spring, balanced valve ball upward movement is up to recovering the normal position, thereby realize the reset of gas accuse valve;
(2) the whole pneumatic control valve adopts a split structure, so that later maintenance is facilitated, the use cost is saved, and the applicability is improved.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is an internal assembly schematic diagram of the valve body and the front cover of the reset module of the present invention.
Fig. 3 is a left side view of the present invention.
Fig. 4 is a schematic perspective view of the present invention.
In the drawing, 1, a reset module front cover, 2, a balance valve nut, 3, a balance valve seat, 4, a balance valve rod, 5, a valve ball chamber, 6, a balance valve ball spring, 7, a balance valve ball, 8, a push rod, 9, a control chamber, 10, a reset module protection nut, 11, a piston connecting rod, 12, a first rubber protective sleeve, 13, a second rubber protective sleeve, 14, a pilot valve handle, 15, a balance valve rod spring, 16, a first air guide channel, 17, a second air guide channel, 18, an inner hexagonal plug, 19, a pilot valve module valve body, 20, a three-way module valve body, 21, a piston chamber, 22, a pilot valve piston, 23, a pilot piston spring, 24, a three-way module valve core push rod, 25, a three-way normally-open module air inlet connector, 26, 27, an air outlet and 28 air outlet holes are arranged.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.
The three-way normally open reset pneumatic control valve shown in the figures 1, 2, 3 and 4 comprises a valve body and a reset module front cover 1 connected with a bolt on the left side of the valve body, the upper surface of the reset module front cover 1 is in threaded connection with a balance valve nut 2, the lower bottom surface of the balance valve nut 2 is provided with a balance valve seat 3, a balance valve rod 4 is assembled in the balance valve nut 2 in a sliding manner in the vertical direction, the lower bottom surface of the balance valve seat 3 is provided with a valve ball cavity 5, a spring 6 for the balance valve ball is arranged in the valve ball cavity 5, a balance valve ball 7 is fixed at the top of the spring 6 for the balance valve ball, the inner top surface of the valve ball cavity 5 is provided with a through hole penetrating through the balance valve seat 3, the lower bottom surface of the balance valve rod 4 is provided with an ejector rod 8 matched with the through hole, the middle part on the left side of the reset module front cover 1 is provided with a control cavity 9, the opening part of the control cavity 9 is in threaded connection with a reset module protection nut 10, the piston connecting rod 11 which is assembled with the control chamber 9 in a sliding manner is connected to the reset module protection nut 10 in a plug-in manner in the horizontal direction, and the right end of the piston connecting rod 11 is movably connected with the control mechanism in the valve body.
As shown in fig. 2, the balance valve rod 4 is pressed, the mandril 8 penetrates through a through hole formed in the inner top surface of the valve ball chamber 5 to press the balance valve ball 7 downwards, the balance valve rod 4 is released, and the balance valve ball 7 moves upwards until the original position is recovered under the elastic force of the balance valve ball spring 6, so that the reset of the pneumatic control valve is realized.
Further, in order to promote the inside sealing performance of pneumatic control valve, first rubber protective sleeve 12 has been cup jointed on the recess that 2 upper surfaces of balanced valve nut and the 4 grafting departments of balanced valve rod outside were seted up, the recess and the 4 grafting connections of balanced valve rod that the upper end of first rubber protective sleeve 12 was seted up through the 4 upper ends of balanced valve rod, second rubber protective sleeve 13 has been cup jointed on the recess that the upper surface of module protection nut 10 and the 11 grafting departments of piston connecting rod outside were seted up, the recess and the 11 grafting connections of piston connecting rod that piston connecting rod 11 upper ends were seted up are passed through to the upper end of second rubber protective sleeve 13.
Further, in order to facilitate the reset operation of the pneumatic control valve, an inverted T-shaped boss is arranged at the upper opening of the balance valve rod 4 through the first rubber protective sleeve 12, a handle 14 for a pilot valve is sleeved at the upper end of the inverted T-shaped boss, and a spring 15 for the balance valve rod, which is fixedly connected with the upper surface of the balance valve seat 3, is sleeved at the lower end of the balance valve rod 4.
Further, in order to match with external diversion and facilitate resetting of the pneumatic control valve, a first air guide channel 16 is formed in the right end of the upper surface of the resetting module front cover 1, a second air guide channel 17 communicated with the balance valve seat 3 and the first air guide channel 16 is formed in the left side surface of the resetting module front cover 1 towards the right side, inner hexagonal plugs 18 are connected to the upper openings of the first air guide channel 16 and the second air guide channel 17 in a threaded mode, the bottom end of the first air guide channel 16 is communicated with the inside of the control chamber 9, and a through hole communicated with the inside of the control chamber 9 is formed in the lower bottom surface of the balance valve seat 3 downwards.
Further, for the convenience of later maintenance of the pneumatic control valve, the valve body adopts a split type structure, the valve body comprises a pilot valve module valve body 19 and a three-way module valve body 20 connected with the right side of the pilot valve module valve body 19 through a bolt, a piston cavity 21 is inwards arranged on the left side of the pilot valve module valve body 19, and the reset module front cover 1 is connected with the pilot valve module valve body 19 through a connecting part arranged on the right side in an inserting mode in the piston cavity 21.
Further, for the convenience of the external adjustment of the pneumatic control valve, the inside of the piston chamber 21 is slidably provided with a pilot valve piston 22 and a spring 23 for the pilot piston located on the right side of the pilot valve piston 22, the inside of the three-way module valve body 20 is slidably equipped with a three-way module valve core push rod 24 coaxially fixed with the right end of the pilot valve piston 22, and the right end of the piston connecting rod 11 is connected with a groove formed in the left side of the pilot valve piston 22 in an inserting manner.
The inside of tee bend module valve body 20 includes the tee bend module case with the coaxial fixed three-way module case spring of 24 right-hand members of tee bend module case push rod and with tee bend module case with spring right-hand member plug connection's tee bend normally open module case, the inside slip of tee bend normally open module case is equipped with the tee bend normally open module case ejector pin with three-way module case with spring right-hand member fixed connection, the right side fixedly connected with tee bend normally open module case of tee bend normally open module case, the right-hand member and the tee bend normally open module case plug connection of tee bend normally open module case ejector pin, the tee bend normally open module case is linked together with the outside air supply import of tee bend module valve body 20.
Further, in order to cooperate with external diversion, the right side of the three-way module valve body 20 is connected with a three-way normally-open module air inlet joint 25 communicated with the inside of the three-way module valve body 20 in a splicing manner, the outer side surface of the left side of the pilot valve piston 22 corresponding to the pilot valve module valve body 19 is provided with a plurality of air inlet holes 26 communicated with the inside of the piston cavity 21, the front side of the three-way module valve body 20 is provided with an air outlet hole 27 communicated with the inside, and the back side of the three-way module valve body 20 is provided with an air outlet hole 28 communicated with the inside.
The utility model discloses a tee bend normally open reset gas accuse valve comprises valve body and the module protecgulum 1 that resets of valve body left side bolted connection, the lower bottom surface of balanced valve nut 2 is provided with balanced valve seat 3, the inside vertical direction of balanced valve nut 2 slides and is equipped with balanced valve rod 4, be provided with balanced valve ball in the valve ball cavity 5 of balanced valve seat 3 and use spring 6 and balanced valve ball 7, the lower bottom surface of balanced valve rod 4 is provided with ejector pin 8 with the through-hole assorted, press balanced valve rod 4, ejector pin 8 passes the through-hole that the top surface was seted up in the valve ball cavity 5 and pushes down balanced valve ball 7, release balanced valve rod 4, under the elasticity of balanced valve ball uses spring 6, balanced valve ball 7 moves up until the recovery site, thereby realize the reset of gas accuse valve; the whole pneumatic control valve adopts a split structure, so that later maintenance is facilitated, the use cost is saved, and the applicability is improved.
In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the description, and must be determined according to the scope of the claims.
Claims (7)
1. The utility model provides a tee bend normally opens gas accuse valve that resets, includes valve body and valve body left side bolted connection's the module protecgulum that resets (1), characterized by: the upper surface of the reset module front cover (1) is in threaded connection with a balance valve nut (2), the lower bottom surface of the balance valve nut (2) is provided with a balance valve seat (3), a balance valve rod (4) is assembled in the balance valve nut (2) in a sliding manner in the vertical direction, the lower bottom surface of the balance valve seat (3) is provided with a valve ball cavity (5), a balance valve ball spring (6) is arranged in the valve ball cavity (5), a balance valve ball (7) is fixed at the top of the balance valve ball spring (6), the inner top surface of the valve ball cavity (5) is provided with a through hole penetrating through the balance valve seat (3), the lower bottom surface of the balance valve rod (4) is provided with an ejector rod (8) matched with the through hole, the middle part of the left side of the reset module front cover (1) is provided with a control cavity (9), the opening of the control cavity (9) is in threaded connection with a reset module protection nut (10), the piston connecting rod (11) is connected with the control cavity (9) in a sliding mode in an inserting mode in the horizontal direction inside the reset module protection nut (10), and the right end of the piston connecting rod (11) is movably connected with a control mechanism inside the valve body.
2. The three-way normally-open reset pneumatic control valve as claimed in claim 1, which is characterized in that: first rubber protective sleeve (12) have been cup jointed on the recess that balanced valve nut (2) upper surface and balanced valve rod (4) grafting department outside were seted up, recess and balanced valve rod (4) plug-in connection that the upper end of first rubber protective sleeve (12) was seted up through balanced valve rod (4) upper end, second rubber protective sleeve (13) have been cup jointed on the recess that the upper surface of module protection nut (10) and piston connecting rod (11) grafting department outside were seted up, recess and piston connecting rod (11) plug-in connection that piston connecting rod (11) upper end was seted up are passed through to the upper end of second rubber protective sleeve (13).
3. The three-way normally-open reset pneumatic control valve according to claim 2, which is characterized in that: balance valve rod (4) pass first rubber protective sheath (12) upper shed department and are provided with the type of falling T boss, the handle (14) for the pilot valve have been cup jointed to the upper end of the type of falling T boss, the lower extreme of balance valve rod (4) cup joint with balance disk seat (3) upper surface fixed connection's spring (15) for the balance valve rod.
4. The three-way normally-open reset pneumatic control valve as claimed in claim 1, which is characterized in that: the right end of the upper surface of the reset module front cover (1) is provided with a first air guide channel (16), the left side of the reset module front cover (1) is provided with a second air guide channel (17) communicated with the balance valve seat (3) and the first air guide channel (16) towards the right side, the upper openings of the first air guide channel (16) and the second air guide channel (17) are in threaded connection with an inner hexagonal plug (18), the bottom end of the first air guide channel (16) is communicated with the inside of the control chamber (9), and the lower bottom surface of the balance valve seat (3) is downwards provided with a through hole communicated with the inside of the control chamber (9).
5. The three-way normally-open reset pneumatic control valve as claimed in claim 1, which is characterized in that: the valve body include pilot valve module valve body (19) and with three-way module valve body (20) of pilot valve module valve body (19) right side bolted connection, piston cavity (21) have inwards been seted up in the left side of pilot valve module valve body (19), reset module protecgulum (1) peg graft in piston cavity (21) and pilot valve module valve body (19) and be connected through the connecting portion that the right side set up.
6. The three-way normally-open reset pneumatic control valve as claimed in claim 5, which is characterized in that: the piston cavity (21) is internally provided with a pilot valve piston (22) and a spring (23) for the pilot piston positioned on the right side of the pilot valve piston (22) in a sliding manner, the three-way module valve body (20) is internally provided with a three-way module valve core push rod (24) which is coaxially fixed with the right end of the pilot valve piston (22) in a sliding manner, and the right end of the piston connecting rod (11) is connected with the left side of the pilot valve piston (22) in a plugging manner.
7. The three-way normally-open reset pneumatic control valve as claimed in claim 5, which is characterized in that: the tee bend module valve body (20) right side plug-in connection has module air inlet connector (25) that normally opens with the tee bend of tee bend module valve body (20) inside intercommunication, set up a plurality of and piston chamber (21) inside air inlet (26) of intercommunication on the left lateral surface of pilot valve piston (22) is corresponded in pilot valve module valve body (19), venthole (27) with inside intercommunication are seted up in the front of tee bend module valve body (20), exhaust hole (28) with inside intercommunication are seted up to the back of tee bend module valve body (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122781796.7U CN217108450U (en) | 2021-11-12 | 2021-11-12 | Three-way normally-open reset pneumatic control valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122781796.7U CN217108450U (en) | 2021-11-12 | 2021-11-12 | Three-way normally-open reset pneumatic control valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217108450U true CN217108450U (en) | 2022-08-02 |
Family
ID=82587872
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122781796.7U Active CN217108450U (en) | 2021-11-12 | 2021-11-12 | Three-way normally-open reset pneumatic control valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217108450U (en) |
-
2021
- 2021-11-12 CN CN202122781796.7U patent/CN217108450U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A three normal open reset pneumatic control valve Granted publication date: 20220802 Pledgee: Jiangsu Jurong Rural Commercial Bank Co.,Ltd. Pledgor: Jiangsu Yiheng automation equipment Co.,Ltd. Registration number: Y2024980002771 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |