CN219432589U - Structure for converting current and air pressure - Google Patents
Structure for converting current and air pressure Download PDFInfo
- Publication number
- CN219432589U CN219432589U CN202320771132.9U CN202320771132U CN219432589U CN 219432589 U CN219432589 U CN 219432589U CN 202320771132 U CN202320771132 U CN 202320771132U CN 219432589 U CN219432589 U CN 219432589U
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- valve body
- air
- coil
- backplate
- tee joint
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Abstract
The utility model belongs to the technical field of positioners, and relates to a current-air pressure conversion structure, which comprises a valve body, wherein the valve body is provided with an air passage, one end of the air passage is provided with a discharge port, the other end of the air passage is provided with a tee joint, a first interface of the tee joint is plugged by a plug, a second interface of the tee joint is an air inlet, the air inlet is provided with a throttle plug, and a third interface of the tee joint is an air outlet; the coil is fixedly arranged in the valve body, and wiring of the coil is led out from the valve body; the backplate lower extreme is connected with the valve body through the connection piece, and backplate upper portion is connected with the valve body through the screw, and the cover is established the spring on the screw, spring one end compresses tightly in the backplate, and the other end compresses tightly in the valve body surface, and the backplate can use the connection piece as the fulcrum, carries out axial reciprocating motion along the screw to the suction degree of control discharge opening. The structure adopts the spring to realize elastic buffering in the backboard suction process, so that better consistency can be ensured; meanwhile, the structure of the air channel is simplified.
Description
Technical Field
The utility model belongs to the technical field of positioners, and relates to a current-air pressure conversion structure.
Background
The existing current air pressure conversion structure in the market adopts a back plate and a reed to control the discharge amount of the discharge port, the reed quality control is difficult, the product consistency is poor, and the air path structure is complex.
Disclosure of Invention
The utility model aims at the problems and provides a structure for converting current and air pressure, which adopts a spring to realize elastic buffering in the backboard suction process, so that better consistency can be ensured; meanwhile, the structure of the air channel is simplified.
According to the technical scheme of the utility model: the utility model provides a structure of electric current atmospheric pressure conversion which characterized in that: the valve body is provided with a gas circuit, one end of the gas circuit is provided with a discharge port, the other end of the gas circuit is provided with a tee joint, a first interface of the tee joint is plugged by a plug, a second interface of the tee joint is a gas inlet, the gas inlet is provided with a throttle plug, and a third interface of the tee joint is a gas outlet;
the coil is fixedly arranged in the valve body, and wiring of the coil is led out from the valve body;
the backplate lower extreme is connected with the valve body through the connection piece, and backplate upper portion is connected with the valve body through the screw, and the cover is established the spring on the screw, spring one end compresses tightly in the backplate, and the other end compresses tightly in the valve body surface, and the backplate can use the connection piece as the fulcrum, carries out axial reciprocating motion along the screw to the suction degree of control discharge opening.
As a further improvement of the utility model, a valve rod is arranged in the inner cavity of the valve body, and one axial end of the valve rod is in interference fit connection with the valve body; the coil is sleeved on the valve rod, the axial inner end of the coil is positioned through the inner end surface of the valve body, and the axial outer end of the coil is limited through the valve rod seat in interference fit on the valve rod.
As a further improvement of the utility model, the inner diameter of the relief port is smaller than the inner diameter of the gas path.
As a further improvement of the utility model, the axial outer ends of the exhaust port and the air inlet are respectively constructed as counter bores, and the air path is sealed by an O-shaped ring during assembly.
As a further improvement of the utility model, the air inlet and the air outlet are arranged on the same outer surface of the valve body.
As a further improvement of the utility model, the valve body, the valve rod and the back plate are made of soft magnetic materials.
The utility model has the technical effects that: the spring is used for realizing elastic buffering in the backboard suction process, the spring can realize better consistency in the production process, the problems of poor consistency and poor quality control in the prior art caused by adopting a reed structure are effectively solved, and the backboard can be ensured to continuously, stably and reliably perform suction operation when the spring is used for working; the air path structure in the product is simplified, and the production and processing efficiency of the product is effectively improved.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Detailed Description
The following describes the embodiments of the present utility model further with reference to the drawings.
In fig. 1, the valve comprises a valve body 1, an exhaust port 2, an air inlet 3, a throttle plug 4, a plug 5, a valve rod 6, a valve rod seat 7, a screw 8, a discharge port 9, a spring 10, a connecting sheet 11, a back plate 12, a coil 13 and the like.
As shown in fig. 1, the utility model is a structure for converting current and air pressure, which comprises a valve body 1, wherein the valve body 1 is provided with an air passage, one end of the air passage is provided with a discharge port 9, the other end of the air passage is provided with a tee joint, a first interface of the tee joint is plugged by a plug 5, a second interface of the tee joint is an air inlet 3, the air inlet 3 is provided with a throttle plug 4, and a third interface of the tee joint is an air outlet 2.
In specific production practice, the internal diameter of the bleed port 9 is smaller than the internal diameter of the gas circuit.
Further, the axial outer ends of the exhaust port 2 and the air inlet 3 are respectively constructed as counter bores, and an O-shaped ring is used for air path sealing during assembly.
Further, the air inlet 3 and the air outlet 2 are arranged on the same outer surface of the valve body 1, and the air inlet 3 and the air path are coaxially arranged, so that the flow of the inlet air is ensured to flow along the shortest path.
The coil 13 is fixedly arranged in the valve body 1, wiring of the coil 13 is led out from the valve body 1, and when the valve is in operation, the suction degree of the back plate 12 is regulated by regulating the current flowing into the coil 13, and it is understood that the valve body 1, the valve rod 6 and the back plate 12 are all made of soft magnetic materials.
Further, the lower end of the back plate 12 is connected with the valve body 1 through the connecting sheet 11, the upper portion of the back plate 12 is connected with the valve body 1 through the screw 8, the spring 10 is sleeved on the screw 8, one end of the spring 10 is tightly pressed on the back plate 12, the other end of the spring is tightly pressed on the surface of the valve body 1, and the back plate 12 can axially reciprocate along the screw 8 by taking the connecting sheet 11 as a fulcrum so as to control the suction degree of the discharge port 9. It can be understood that the back plate 12 is provided with a step hole, the spring 10 is sleeved on the screw 8, one axial end of the spring 10 is pressed on the step surface, the other end of the spring 10 is pressed on the surface of the valve body 1, and the back plate 12 can axially move along the screw 8 under the action of the coil 13, so that the opening and closing adjustment of the discharge port 9 is realized.
It can be understood that the valve rod 6 is arranged in the inner cavity of the valve body 1, and one axial end of the valve rod 6 is connected with the valve body 1 in an interference fit manner; the coil 13 is sleeved on the valve rod 6, the axial inner end of the coil 13 is positioned through the inner end surface of the valve body 1, and the axial outer end of the coil 13 is limited through the valve rod seat 7 in interference fit on the valve rod 6.
As shown in fig. 1, the working principle of the product of the utility model is as follows: the connecting piece 11 is connected with the valve body 1 and the back plate 12 at the same time, in specific production, the connecting piece 11 can be connected with the valve body 1 and the back plate 12 through a bolt respectively, the connecting piece 11 forms a pivot of the back plate 12, and when in operation, the suction force of the back plate 12 synchronously changes along with the change of the current fed into the coil 13, thereby controlling the change of the exhaust quantity of the discharge port 9 and the synchronous change of the pressure of the exhaust port 2, and realizing the pressure conversion between the current of the coil 13 and the exhaust port 2.
Claims (6)
1. The utility model provides a structure of electric current atmospheric pressure conversion which characterized in that: the valve comprises a valve body (1), wherein the valve body (1) is provided with a gas circuit, one end of the gas circuit is provided with a discharge port (9), the other end of the gas circuit is provided with a tee joint, a first interface of the tee joint is plugged by a plug (5), a second interface of the tee joint is an air inlet (3), the air inlet (3) is provided with a throttle plug (4), and a third interface of the tee joint is an air outlet (2);
a coil (13) is fixedly arranged in the valve body (1), and wiring of the coil (13) is led out of the valve body (1);
the lower extreme of backplate (12) is connected with valve body (1) through connection piece (11), and backplate (12) upper portion is connected with valve body (1) through screw (8), and cover is established spring (10) on screw (8), spring (10) one end compresses tightly in backplate (12), and the other end compresses tightly in valve body (1) surface, and backplate (12) can use connection piece (11) as the fulcrum, carries out axial reciprocating motion along screw (8) to control the actuation degree of discharge opening (9).
2. The structure for current-to-air conversion according to claim 1, wherein: a valve rod (6) is arranged in the inner cavity of the valve body (1), and one axial end of the valve rod (6) is in interference fit connection with the valve body (1); the coil (13) is sleeved on the valve rod (6), the axial inner end of the coil (13) is positioned through the inner end surface of the valve body (1), and the axial outer end of the coil (13) is limited through the valve rod seat (7) in interference fit on the valve rod (6).
3. The structure for current-to-air conversion according to claim 1, wherein: the inner diameter of the discharge port (9) is smaller than the inner diameter of the air passage.
4. The structure for current-to-air conversion according to claim 1, wherein: the axial outer ends of the exhaust port (2) and the air inlet (3) are respectively constructed as counter bores, and when the air inlet is assembled, the air passage is sealed through an O-shaped ring.
5. The structure for current-to-air conversion according to claim 1, wherein: the air inlet (3) and the air outlet (2) are arranged on the same outer surface of the valve body (1).
6. The structure for current-to-air conversion according to claim 1, wherein: the valve body (1), the valve rod (6) and the back plate (12) are all made of soft magnetic materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320771132.9U CN219432589U (en) | 2023-04-10 | 2023-04-10 | Structure for converting current and air pressure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320771132.9U CN219432589U (en) | 2023-04-10 | 2023-04-10 | Structure for converting current and air pressure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219432589U true CN219432589U (en) | 2023-07-28 |
Family
ID=87346733
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320771132.9U Active CN219432589U (en) | 2023-04-10 | 2023-04-10 | Structure for converting current and air pressure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219432589U (en) |
-
2023
- 2023-04-10 CN CN202320771132.9U patent/CN219432589U/en active Active
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