CN213451851U - Pneumatic four-way valve - Google Patents
Pneumatic four-way valve Download PDFInfo
- Publication number
- CN213451851U CN213451851U CN202021763793.XU CN202021763793U CN213451851U CN 213451851 U CN213451851 U CN 213451851U CN 202021763793 U CN202021763793 U CN 202021763793U CN 213451851 U CN213451851 U CN 213451851U
- Authority
- CN
- China
- Prior art keywords
- valve body
- rotating shaft
- valve
- cylinder
- valve core
- 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
Images
Landscapes
- Multiple-Way Valves (AREA)
Abstract
The utility model relates to the technical field of valves, indicate a pneumatic cross valve especially, include: the valve comprises a spherical valve core, and a limiting mounting support, an execution cylinder, a cylinder mounting support and a valve body which are sequentially arranged from top to bottom, wherein the bottom of the valve body is provided with an inlet communicated with the spherical valve core, the side surface of the valve body is symmetrically provided with four valve body outlets, and the spherical valve core is provided with a valve core outlet; a transposition rotating shaft is arranged at the center of the execution cylinder, the lower end of the transposition rotating shaft penetrates through the valve body to be connected with the spherical valve core, the upper end of the transposition rotating shaft extends out of the execution cylinder, a turntable is sleeved at the upper end of the transposition rotating shaft, and the turntable is provided with a clamping part; and four one-way cylinders are symmetrically distributed on the limiting mounting support. When the device is used, the execution cylinder is matched with the one-way cylinder to open different outlets, so that the flow direction of fluid can be changed conveniently; moreover, the utility model discloses simple structure, easy maintenance, low in production cost.
Description
Technical Field
The utility model relates to the technical field of valves, indicate a pneumatic cross valve especially.
Background
Valves are plumbing accessories used to open and close a pipe, control flow direction, regulate and control parameters of the transport medium (temperature, pressure and flow). The valve is a control part in a fluid conveying system and has the functions of stopping, adjusting, guiding, preventing counter flow, stabilizing pressure, shunting or overflowing and relieving pressure and the like.
The valves on the market at present have some defects in the aspect of controlling the flow direction, and particularly, no one-inlet and multi-outlet valve capable of automatically switching outlets, particularly a pneumatic valve with one inlet, three or more outlets, exists.
Disclosure of Invention
In order to solve the above problems, an object of the present invention is to provide a pneumatic four-way valve, which has a plurality of inlets and a plurality of outlets, and utilizes a pneumatic control mode to open different outlets, thereby conveniently changing the flow direction of the fluid.
Still another object of the utility model is to provide a pneumatic cross valve, pneumatic cross valve's execution cylinder adopts the biax drive, increases the moment of torsion for also can smooth and easy conversion export when the high-pressure fluid circulates.
Another object of the utility model is to provide a pneumatic cross valve, pneumatic cross valve simple structure, easy maintenance, low in production cost.
In order to achieve the above object, the utility model adopts the following technical scheme:
a pneumatic four-way valve, comprising: the spherical valve core is arranged in the valve body, the bottom of the valve body is provided with an inlet communicated with the spherical valve core, the side surface of the valve body is symmetrically provided with four valve body outlets, and the spherical valve core is provided with a valve core outlet corresponding to the valve body outlet;
two cavities are symmetrically arranged in the execution cylinder, cylinder shafts with racks are arranged in the two cavities, and air nozzles are arranged at two ends of each cavity;
a transposition rotating shaft is arranged at the center of the execution cylinder, a gear is sleeved on the transposition rotating shaft, and the gear is in transmission connection with the rack;
the lower end of the transposition rotating shaft penetrates through the valve body to be connected with the spherical valve core, the upper end of the transposition rotating shaft extends out of the execution cylinder, a turntable is sleeved at the upper end of the transposition rotating shaft, and the turntable is provided with a clamping part;
four one-way cylinders are symmetrically distributed on the limiting mounting support and are used for limiting the rotation of the turntable.
Further, the pneumatic four-way valve also comprises a rotating shaft and a coupler, and the lower end of the transposition rotating shaft is connected with the spherical valve core through the coupler and the rotating shaft in sequence.
Furthermore, the valve body with the junction of import, valve body export and axis of rotation all is equipped with first sealing washer.
Further, a second sealing ring is arranged at the outlet of the valve core.
Further, the valve body is of a square box-shaped structure.
Further, the number of the valve body outlets arranged on the side face of the valve body can also be five.
Further, the number of the valve body outlets arranged on the side face of the valve body can be six.
Further, the number of the valve body outlets arranged on the side face of the valve body can be eight.
The beneficial effects of the utility model reside in that:
the utility model discloses include: the valve comprises a spherical valve core, and a limiting mounting support, an execution cylinder, a cylinder mounting support and a valve body which are sequentially arranged from top to bottom, wherein the bottom of the valve body is provided with an inlet communicated with the spherical valve core, the side surface of the valve body is symmetrically provided with four valve body outlets, and the spherical valve core is provided with a valve core outlet; a transposition rotating shaft is arranged at the center of the execution cylinder, the lower end of the transposition rotating shaft penetrates through the valve body to be connected with the spherical valve core, the upper end of the transposition rotating shaft extends out of the execution cylinder, a turntable is sleeved at the upper end of the transposition rotating shaft, and the turntable is provided with a clamping part; and four one-way cylinders are symmetrically distributed on the limiting mounting support. When the device is used, the execution cylinder is matched with the one-way cylinder to open different outlets, so that the flow direction of fluid can be changed conveniently; moreover, the utility model discloses simple structure, easy maintenance, low in production cost.
The execution cylinder of the utility model is symmetrically provided with two cavities, and cylinder shafts with racks are arranged in the two cavities; the execution cylinder adopts double-shaft driving, increases torque, and enables high-pressure fluid to smoothly switch outlets when flowing.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a front view of the present invention.
Fig. 3 is a sectional view taken in the direction B-B in fig. 2.
Fig. 4 is a sectional view taken in the direction C-C in fig. 3.
Fig. 5 is a schematic structural diagram of the valve body of the present invention.
Fig. 6 is a sectional view taken in the direction of a-a in fig. 5.
Fig. 7 is a sectional view taken in the direction C-C in fig. 5.
Fig. 8 is a schematic diagram of the relative position of the turntable and the one-way cylinder.
The reference numbers illustrate: 1. limiting and mounting a support; 2. an actuating cylinder; 3. a cylinder mounting support; 4. a valve body; 5. a one-way cylinder; 6. a turntable; 7. a transposition rotating shaft; 8. a coupling; 9. a rotating shaft; 10. a spherical valve core; 11. a cylinder shaft; 12. a rack; 13. a gear; 14. a wear ring; 15. an inlet; 16. a first seal ring; 17. a second seal ring; 18. a spool outlet; 19. a clamping part.
Detailed Description
Referring to fig. 1-8, the present invention relates to a pneumatic four-way valve, which comprises: the ball valve comprises a ball valve core 10, and a limiting installation support 1, an execution cylinder 2, a cylinder installation support 3 and a valve body 4 which are sequentially arranged from top to bottom, wherein the ball valve core 10 is arranged inside the valve body 4, the bottom of the valve body 4 is provided with an inlet 15 communicated with the ball valve core 10, the side surface of the valve body 4 is symmetrically provided with four valve body outlets (a valve body outlet a, a valve body outlet b, a valve body outlet c and a valve body outlet d respectively), and the ball valve core 10 is provided with a valve core outlet 18 corresponding to the valve body outlet;
two cavities are symmetrically arranged in the execution cylinder 2, cylinder shafts 11 with racks 12 are arranged in the two cavities, and air nozzles are arranged at two ends of each cavity;
a transposition rotating shaft 7 is arranged at the center of the execution cylinder 2, a gear 13 is sleeved on the transposition rotating shaft 7, and the gear 13 is in transmission connection with the rack 12;
the lower end of the transposition rotating shaft 7 penetrates through the valve body 4 to be connected with the spherical valve core 10, the upper end of the transposition rotating shaft 7 extends out of the execution cylinder 2, a rotating disc 6 is sleeved at the upper end of the transposition rotating shaft 7, the rotating disc 6 is provided with a clamping part 19, and the direction of the clamping part 19 is consistent with that of the valve core outlet 18;
four one-way cylinders 5 are symmetrically distributed on the limiting mounting support 1, and the one-way cylinders 5 are used for limiting the rotation of the turntable 6; the four one-way cylinders 5 are limit points corresponding to the outlets of the four valve bodies;
in the above scheme, the air faucet comprises four air faucets, namely an air faucet e, an air faucet f, an air faucet g and an air faucet h.
The working principle is as follows:
the one-way cylinder 5: during ventilation, a piston rod of the one-way cylinder 5 extends and clamps the clamping part 19; when the air is not ventilated, the spring in the one-way cylinder 5 enables the piston rod to return to the original position.
When fluid needs to be controlled to enter the valve body 4 from the bottom and flow out from the valve body outlet b, the one-way cylinder 5 at the limit point corresponding to the valve body outlet b is ventilated, a piston rod of the one-way cylinder 5 extends downwards, the execution cylinder 2 admits air from an air nozzle e and an air nozzle h, exhausts air from an air nozzle f and an air nozzle g, pushes the two cylinder shafts 11 to move, the cylinder shafts 11 drive the transposition rotating shaft 7 through the transmission of a gear 13 and a rack 12 to further rotate the spherical valve core 10, so that the direction of the valve core outlet 18 is changed, and the rotating disc 6 is jacked when rotating to the limit point of the valve body outlet b, namely the fluid is kept flowing out from; when the valve body outlet a needs to be switched to, the one-way cylinder 5 at the limit point corresponding to the valve body outlet b is cut off, the rotating disc 6 continues to rotate, the one-way cylinder 5 at the limit point corresponding to the valve body outlet a is ventilated, and the piston rod of the one-way cylinder 5 extends to limit the rotating disc 6 to rotate; when the valve body outlet d needs to be switched to, the one-way cylinder 5 at the limit point corresponding to the valve body outlet a is cut off, the rotating disc 6 continues to rotate, the one-way cylinder 5 at the limit point corresponding to the valve body outlet d is ventilated, and the piston rod of the one-way cylinder 5 extends to limit the rotating disc 6 to rotate; when the valve body outlet c needs to be converted, the one-way cylinder 5 at the limiting point corresponding to the valve body outlet d is cut off, the execution cylinder 2 admits air from the air nozzle f and the air nozzle g, exhausts air from the air nozzle e and the air nozzle h, the rotary disc 6 rotates reversely, the one-way cylinder 5 at the limiting point corresponding to the valve body outlet d is ventilated, and the piston rod of the one-way cylinder 5 extends to limit the rotary disc 6 to rotate. When the valve is installed, the initial position is the valve body outlet b.
Carry out cylinder 2 and adopt the biax drive, the increase moment of torsion for also can smooth and easy conversion export during the high-pressure fluid circulation.
In this embodiment, the pneumatic four-way valve further includes a rotating shaft 9 and a coupling 8, and the lower end of the transposition rotating shaft 7 is connected to the spherical valve core 10 through the coupling 8 and the rotating shaft 9 in sequence.
In the embodiment, the joints of the valve body 4, the inlet 15, the valve body outlet and the rotating shaft 9 are provided with first sealing rings 16; which has the effect of enhancing the tightness of the valve body 4.
In the present embodiment, the spool outlet 18 is provided with a second sealing ring 17, which is mainly used for preventing the fluid in the valve body 4 from leaking into the valve body 4; second sealing washer 17 is the polytetrafluoroethylene sealing washer, and the polytetrafluoroethylene sealing washer has good chemical stability, corrosion resistance, leakproofness, high lubricated non-stick nature, electrical insulation nature and good ageing resistance endurance, great promotion the utility model discloses a performance.
In this embodiment, the valve body 4 has a square box-shaped structure; the main purpose limited here is to have a simple structure, facilitate production, and reduce production costs.
In this embodiment, wear-resistant rings 14 are sleeved at two ends of the cylinder shaft 11, and the wear-resistant rings 14 are used for protecting the cylinder shaft 11 from being worn, so as to prolong the service life of the cylinder shaft 11.
In the utility model, the number of the valve body outlets arranged on the side surface of the valve body 4 can be five; correspondingly, the number of the one-way cylinders 5 on the limiting installation support 1 is also designed to be five, and the valve body 4 is also designed to be of a pentagonal prism structure.
In the utility model, the number of the valve body outlets arranged on the side surface of the valve body 4 can be six; correspondingly, the number of the one-way cylinders 5 on the limiting installation support 1 is also designed to be six, and the valve body 4 is also designed to be of a hexagonal prism structure.
In the utility model, the number of the valve body outlets arranged on the side surface of the valve body 4 can be eight; correspondingly, the number of the one-way cylinders 5 on the limiting installation support 1 is also designed to be eight, and the valve body 4 is also designed to be of an octagonal prism structure.
According to the above embodiments, the utility model discloses can increase the quantity of valve body export according to the demand of practical application scene to realize one advance five play, one advance six play, one advance eight play etc.; the application scope is wider, moreover, and the theory of operation is unchangeable, only need produce different valve body 4 structures and increase the quantity of one-way cylinder 5 just can, the transformation degree of difficulty is little, low in production cost.
The above embodiments are only for describing the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, and various modifications and improvements made by the technical solution of the present invention by those skilled in the art are all within the scope of the present invention as defined by the claims.
Claims (5)
1. A pneumatic four-way valve, characterized in that the pneumatic four-way valve comprises: the spherical valve core is arranged in the valve body, the bottom of the valve body is provided with an inlet communicated with the spherical valve core, the side surface of the valve body is symmetrically provided with four valve body outlets, and the spherical valve core is provided with a valve core outlet corresponding to the valve body outlet;
two cavities are symmetrically arranged in the execution cylinder, cylinder shafts with racks are arranged in the two cavities, and air nozzles are arranged at two ends of each cavity;
a transposition rotating shaft is arranged at the center of the execution cylinder, a gear is sleeved on the transposition rotating shaft, and the gear is in transmission connection with the rack;
the lower end of the transposition rotating shaft penetrates through the valve body to be connected with the spherical valve core, the upper end of the transposition rotating shaft extends out of the execution cylinder, a turntable is sleeved at the upper end of the transposition rotating shaft, and the turntable is provided with a clamping part;
four one-way cylinders are symmetrically distributed on the limiting mounting support and are used for limiting the rotation of the turntable.
2. The pneumatic four-way valve according to claim 1, further comprising a rotating shaft and a coupling, wherein the lower end of the transposition rotating shaft is connected with the spherical valve core through the coupling and the rotating shaft in sequence.
3. The pneumatic four-way valve according to claim 2, wherein the joints of the valve body with the inlet, the valve body outlet and the rotating shaft are provided with first sealing rings.
4. The pneumatic four-way valve according to claim 3, wherein the outlet of the valve core is provided with a second sealing ring.
5. The pneumatic four-way valve according to claim 4, wherein the valve body has a square box-like structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021763793.XU CN213451851U (en) | 2020-08-21 | 2020-08-21 | Pneumatic four-way valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021763793.XU CN213451851U (en) | 2020-08-21 | 2020-08-21 | Pneumatic four-way valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213451851U true CN213451851U (en) | 2021-06-15 |
Family
ID=76314922
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021763793.XU Active CN213451851U (en) | 2020-08-21 | 2020-08-21 | Pneumatic four-way valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213451851U (en) |
-
2020
- 2020-08-21 CN CN202021763793.XU patent/CN213451851U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN213451851U (en) | Pneumatic four-way valve | |
| SK101495A3 (en) | Device for washing the interior of a building, and a distribution valve associated therewith | |
| CN2234535Y (en) | Piston type shunt valve | |
| CN201180816Y (en) | Three-way ball valve | |
| CN202432025U (en) | High-pressure three-way ball valve | |
| CN209743670U (en) | Plane sealing type multi-way control valve | |
| CN202228451U (en) | High-low pressure change-over valve and concrete pumping device with same | |
| CN115488115B (en) | Hydraulic multi-way valve cleaning device | |
| CN201059881Y (en) | Waterpower spinning spray cooling device | |
| CN101907184A (en) | Combined type reversal valve | |
| CN113932042A (en) | Multifunctional three-way combined ball valve | |
| CN204420200U (en) | Cylinder-rotating three-way diverter valve | |
| CN112648408A (en) | Mining floating spherical crown type adjusting stop valve | |
| CN114087377A (en) | Valve convenient to clearance is inside | |
| CN203550653U (en) | Hydraulic fan cooling tower for achieving reverse blowing | |
| CN203926815U (en) | The special discharging valve of field irrigation | |
| CN219221347U (en) | Ball valve for industrial fluid delivery | |
| CN106321875A (en) | Valve | |
| CN206036288U (en) | Prevent slow -witted corrosion -resistant twoly by appointing ball relief valve | |
| CN212389888U (en) | Sealing valve structure | |
| CN201764015U (en) | Three-way valve | |
| CN205008131U (en) | One -dimensional shower nozzle for fountain | |
| CN210510376U (en) | A backward flow formula trades look valve for spraying operation | |
| CN212509750U (en) | Novel three-way ball valve | |
| CN112240446B (en) | Movable valve for water pipe switching |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |