CN215293814U - Miniature integrated regulating valve - Google Patents
Miniature integrated regulating valve Download PDFInfo
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- CN215293814U CN215293814U CN202121724649.XU CN202121724649U CN215293814U CN 215293814 U CN215293814 U CN 215293814U CN 202121724649 U CN202121724649 U CN 202121724649U CN 215293814 U CN215293814 U CN 215293814U
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Abstract
The utility model relates to a micro integrated regulating valve, which comprises a regulating valve body, an upper end cover, a lower end cover, a piston rod and a voice coil motor; the regulating valve body is vertically arranged, one side of the regulating valve body is provided with a water inlet hole, the other side of the regulating valve body is provided with a water drain hole, the middle part of the regulating valve body is provided with a guide hole, the top of the regulating valve body is provided with a regulating groove, and the bottom of the regulating valve body is provided with a drainage groove; the adjusting groove is communicated with the drain hole; the drainage groove can be respectively communicated with the water inlet hole and the water outlet hole; the upper end cover is fixedly connected with the top end face of the regulating valve body, and the middle part of the upper end cover is provided with a abdicating hole; the lower end cover is fixedly connected with the bottom end surface of the regulating valve body, and the middle part of the lower end cover is provided with an air inlet hole; the piston rod is vertically arranged, the upper part of the piston rod penetrates through the adjusting groove, and the lower part of the piston rod penetrates through the drainage groove; the upper part of the piston rod is sleeved with an upper rubber plug, and the bottom end of the piston rod is sleeved with a lower rubber plug; the upper rubber plug is fixedly connected with the side wall of the adjusting groove through an upper diaphragm; the lower rubber plug is fixedly connected with the side wall of the drainage groove through a lower membrane; the voice coil motor is fixed on the top end face of the upper end cover, and the rotor is fixedly connected with the top end of the piston rod.
Description
Technical Field
The utility model relates to a flow control valve technical field especially relates to a miniature integrated control valve.
Background
The flow regulating valve is also called a self-operated flow control valve, a flow balance valve or a static balance valve, and is a visual and simple flow regulating and controlling device. The flow in the pipeline can be directly set according to the design by applying the flow regulating valve in the pipeline. The valve can automatically eliminate residual pressure head of the pipeline and flow deviation caused by pressure fluctuation under the action of water. The preset flow is kept unchanged no matter how the system pressure changes, the functions of the regulating valve enable the flow regulation of the pipe network to be completed at one time, the work of regulating the network is changed into simple flow distribution, and the problem of hydraulic imbalance in the pipe network is effectively solved.
SUMMERY OF THE UTILITY MODEL
The utility model provides a novel regulating valve for realize the accurate regulation of flow.
The micro integrated regulating valve provided for realizing the purpose of the utility model comprises a regulating valve body, an upper end cover, a lower end cover, a piston rod and a voice coil motor;
the regulating valve body is vertically arranged, a water inlet hole and an exhaust hole are formed in one side of the regulating valve, a drain hole is formed in the other side of the regulating valve, a guide hole penetrating from the top to the bottom of the regulating valve body is formed in the middle of the regulating valve, a regulating groove is formed in the top of the inner side of the regulating valve body, and a drainage groove is formed in the bottom of the inner side of the regulating valve body; the adjusting groove is respectively communicated with the drain hole and the exhaust hole; the drainage groove can be respectively communicated with the water inlet hole and the water outlet hole;
the bottom end face of the upper end cover is fixedly connected with the top end face of the regulating valve body, and the middle part of the upper end cover is provided with a abdicating hole aligned to the guide hole; the top end surface of the lower end cover is fixedly connected with the bottom end surface of the regulating valve body, an air inlet hole is formed in the middle of the lower end cover, and the air inlet hole is communicated with the drainage groove;
the piston rod is vertically arranged, the upper part of the piston rod penetrates through the abdicating hole and the adjusting groove, the middle part of the piston rod penetrates through the guide hole, and the lower part of the piston rod penetrates through the drainage groove; the upper part of the piston rod is fixedly provided with an upper rubber plug arranged in the adjusting groove, and the bottom of the piston rod is fixedly provided with a lower rubber plug arranged in the drainage groove; the upper rubber plug is connected with the wall of the adjusting groove in a sealing and fitting manner through an upper membrane, and the lower rubber plug is connected with the wall of the drainage groove in a sealing and fitting manner through a lower membrane;
the voice coil motor is fixed on the top end face of the upper end cover and used for driving the piston rod to move up and down along the guide hole.
In one specific embodiment, the stator of the voice coil motor comprises a mover, an antimagnetic cover and a magnet strip, wherein the mover is connected to the piston rod;
the antimagnetic cover is of a square hollow structure, and the abdicating hole is formed in the bottom end of the antimagnetic cover; the bottom end surface outside the antimagnetic cover is fixedly connected with the top end surface of the upper end cover;
the magnetic stone strips are more than one pair; one magnet strip in the pair of magnet strips is fixed on the inner side surface of one side wall of the antimagnetic cover, the other magnet strip is fixed on the inner side surface of the opposite side wall, the two magnet strips are arranged oppositely, and the polarities of the opposite surfaces are opposite;
the rotor comprises an elastic sheet, a movable shaft and a coil;
the top end of the elastic sheet is fixed at the top end in the antimagnetic cover;
the movable shaft penetrates through the antimagnetic cover and is positioned between the pair of magnet strips, the top end of the movable shaft is fixedly connected with the bottom end face of the elastic sheet, and the bottom end of the movable shaft is fixedly connected with the top end of the piston rod;
the coil is wound on the outer wall of the movable shaft, one side of the coil is opposite to one magnet strip, and the opposite side of the coil is opposite to the other magnet strip.
In one embodiment, the stator further comprises a yoke plate;
the magnetic stone strips and the magnetic yoke plates are two pairs;
the two pairs of magnet strips are respectively fixed on the inner side surfaces of the four side walls of the antimagnetic cover; the two magnet strips in each pair are arranged oppositely, and the polarities of the opposite surfaces are opposite;
one pair of magnetic yoke plates is positioned between one pair of magnetic stone strips; the other pair of magnetic yoke plates is positioned between the other pair of magnetic stone strips; the four magnetic yoke plates are respectively fixed on the four inner side walls of the antimagnetic cover.
In one embodiment, the yoke plate is integrally formed with the antimagnetic housing.
In one embodiment, the antimagnetic shield is made of iron;
the piston rod is made of plastic.
In one embodiment, the outer surfaces of the regulating valve body and the voice coil motor are covered with a rust-proof layer.
In one embodiment, the regulating valve body is connected with the upper end cover and the lower end cover in a threaded manner respectively.
In one embodiment, sealing rings are respectively clamped between the top end of the regulating valve body and the bottom end of the upper end cover and between the bottom end of the regulating valve body and the top end of the lower end cover.
The utility model has the advantages that: the utility model discloses a miniature integrated governing valve is through setting up the piston rod, and the lower part of piston rod is located the drainage inslot of the governing valve body of vertical setting. The voice coil motor can drive the piston rod to move downwards along the axis of the guide hole, so that the lower rubber plug is driven to move downwards, a gap is reserved between the top end face of the lower rubber plug and the top end of the drainage groove, and the water inlet hole, the drainage groove and the drain hole are communicated. The water flow can be accurately controlled by controlling the distance between the top end of the lower rubber plug and the top end of the drainage groove. Wherein, the lower diaphragm can balance the pressure of the air flowing into the drainage groove from the air inlet and the driving force of the piston rod to the lower diaphragm. The upper part of the piston rod is positioned in the adjusting groove of the adjusting valve body which is vertically arranged. When the voice coil motor can drive the piston rod to move downwards along the axis of the guide hole, the upper rubber plug and the upper diaphragm can be driven to move downwards, and the upper diaphragm can balance the pressure of air flowing into the adjusting groove from the drain hole and the driving force of the piston rod on the upper diaphragm. The exhaust hole can assist in adjusting the air pressure in the adjusting groove. The voice coil motor can also drive the piston rod to move upwards along the axis of the guide hole so as to drive the lower rubber plug, the upper diaphragm and the lower diaphragm to move upwards, and the top end face of the upper rubber plug is tightly attached to the top end face of the drainage groove, so that the water inlet hole and the drainage hole are not communicated any more. The form that adopts voice coil motor drive piston rod, the mode of human hand drive relatively has improved the control accuracy to the piston rod greatly to make discharge obtain more accurate control. Meanwhile, the integration level is high on the whole, the occupied space is small, the miniaturization design of the regulating valve is facilitated, and the requirement on the installation position is lowered.
Drawings
Fig. 1 is a schematic view of an internal structure of an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1, as an embodiment of the present invention, a miniature integrated regulating valve includes a regulating valve body 110, an upper end cap 120, a lower end cap 130, a piston rod 140 and a voice coil motor. Wherein, the vertical setting of governing valve body 110, inlet hole 111 and exhaust hole 113 have been seted up to governing valve body 110 one side, the wash port 112 has been seted up to governing valve body 110 opposite side, the guiding hole that runs through top to the bottom of governing valve body 110 is seted up at governing valve body 110 middle part, the inboard top of governing valve body 110 is formed with adjustment tank 114, the inboard bottom of governing valve body 110 is equipped with drainage groove 115. The adjustment groove 114 communicates with the drain hole 112 and the exhaust hole 113, respectively. Both ends of the drainage groove 115 can be respectively communicated with the water inlet hole 111 and the water outlet hole 112. The bottom end surface of the upper end cover 120 is fixedly connected with the top end surface of the regulating valve body 110, and the middle part of the upper end cover is provided with a yielding hole which is communicated with the upper part of the regulating groove 114. The top end surface of the lower end cover 130 is fixedly connected with the bottom end surface of the regulating valve body 110, the middle part is provided with an air inlet hole 131, and the air inlet hole 131 is communicated with the drainage groove 115. The piston rod 140 is vertically arranged, the upper part of the piston rod 140 penetrates through the abdicating hole and the adjusting groove 114, the middle part of the piston rod 140 penetrates through the guide hole, and the lower part of the piston rod 140 penetrates through the drainage groove 115. The upper part of the piston rod 140 is fixedly provided with an upper rubber plug 141, and the bottom end of the piston rod 140 is fixedly provided with a lower rubber plug 142. Wherein, the upper rubber plug 141 can be placed in the adjusting groove 114 in an up-and-down motion manner, the peripheral surface of the upper rubber plug 141 is provided with an upper diaphragm which is hermetically attached to the groove wall of the adjusting groove 114 and used for realizing the separation of the upper end and the lower end of the adjusting groove 114, the upper end of the adjusting groove 114 is communicated with the exhaust hole 113, and the lower end of the adjusting groove 114 is communicated with the drain hole 112. The peripheral surface of lower plug 142 is equipped with the lower diaphragm that seals the laminating in the cell wall of drainage groove 115, and the inside that lower plug 142 upper end is located governing valve body 110 is formed with drainage groove 115 with adjustable size, and lower plug 142 lower extreme is to the intercommunication in going into gas pocket 131. The voice coil motor is fixed on the top end surface of the upper end cover 120, and the mover is fixedly connected with the top end of the piston rod 140.
In this embodiment, the (linear) voice coil motor can drive the piston rod 140 to move downward along the axis of the guiding hole, so as to drive the lower rubber plug 142 to move downward, so that a gap is reserved between the top end surface of the lower rubber plug 142 and the top end groove wall of the drainage groove 115, and the water inlet hole 111, the drainage groove 115 and the water outlet hole 112 are communicated. The water flow can be precisely controlled by controlling the distance between the top end of the lower rubber plug 142 and the top end of the drainage groove 115 (i.e. adjusting the opening size of the drainage groove 115). Wherein, the lower diaphragm can balance the pressure of the air flowing into the drainage groove 115 from the air inlet 131 and the driving force of the piston rod 140 to the lower diaphragm. The upper portion of the piston rod 140 is located within the adjustment slot 114 of the vertically disposed adjustment valve body 110. An upper rubber plug 141 arranged in the adjusting groove 114 is fixedly arranged at the upper part of the piston rod 140, and the upper rubber plug 141 is connected with the groove wall of the adjusting groove 114 in a sealing way through an upper membrane to ensure that the upper rubber plug 141 is tightly attached to the groove wall of the adjusting groove 114. When the voice coil motor can drive the piston rod 140 to move downwards along the axis of the guide hole, the voice coil motor can drive the upper rubber plug 141 and the upper diaphragm to synchronously move downwards, and at the moment, the upper diaphragm can balance the pressure of air flowing into the adjusting groove 114 from the water discharge hole 112 and the driving force of the piston rod 140 on the upper diaphragm. The air discharge hole 113 can help regulate the air pressure in the regulation groove 114. The voice coil motor can also drive the piston rod 140 to move upwards along the axis of the guide hole so as to drive the lower rubber plug 142, the upper diaphragm and the lower diaphragm to move upwards, and the top end surface of the upper rubber plug 141 is tightly attached to the top end groove surface of the drainage groove 115, so that the water inlet hole 111 is not communicated with the water outlet hole 112. The form that adopts voice coil motor drive piston rod 140, the mode of human hand drive relatively has improved the control accuracy to piston rod 140 greatly to make discharge obtain more accurate control. Meanwhile, the integration level is high on the whole, the occupied space is small, the miniaturization design of the regulating valve is facilitated, and the requirement on the installation position is lowered.
The utility model discloses a concrete embodiment, voice coil motor's stator includes antimagnetic cover 1521 and magnet strip 1522, and wherein, antimagnetic cover 1521 is square hollow structure, and the hole of stepping down has been seted up to the bottom. The bottom end surface of the outer side of the antimagnetic cover 1521 is fixedly connected with the top end surface of the upper end cover 120. The magnetic stone strips 1522 are more than one pair, one magnetic stone strip 1522 of the pair of magnetic stone strips 1522 is fixed on the inner side surface of one side wall of the antimagnetic cover 1521, the other magnetic stone strip is fixed on the inner side surface of the opposite side wall, the two magnetic stone strips 1522 are arranged oppositely, and the polarities of the opposite surfaces are opposite. The mover includes a spring 1511, a movable shaft 1512, and a coil 1513, and a top end of the spring 1511 is fixed to a top end inside the antimagnetic cover 1521. Here, the elastic pieces 1511 have a large elasticity and can be deformed when the movable shaft 1512 moves downward. As the movable shaft 1512 moves upward, the deformation is gradually restored. The movable shaft 1512 is disposed through the antimagnetic cover 1521 and between the pair of magnet strips 1522, the top end of the movable shaft is fixedly connected to the bottom end surface of the spring 1511, and the bottom end of the movable shaft is fixedly connected to the top end of the piston rod 140. The coil 1513 is wound around the outer wall of the movable shaft 1512, and one side of the coil is disposed opposite to one magnet strip 1522, and the opposite side of the coil is disposed opposite to the other magnet strip 1522. The movable shaft 1512 can move up and down, and then drives the piston rod 140 and the lower rubber plug 142 to move. Specifically, a coil 1513 is wound around the outer wall of the movable shaft 1512. A magnet strip 1522 is fixed on the inner side surface of each of the two opposite side walls of the antimagnetic cover 1521, namely, the magnet strips 1522 are arranged on the two opposite sides of the coil 1513. The magnet strips 1522 on the two opposite side walls are arranged oppositely, and the polarities of the opposite sides are opposite. In this manner, coil 1513 is placed in a permanent magnetic field. Coil 1513 is in communication with an external power source to allow current to pass through coil 1513. According to the lorentz force law, the energized coil 1513 is stressed in a magnetic field. The force is F lorentz force, BIL, where B is the magnetic field strength, I is the current magnitude, and L is the effective length of the coil 1513 in the magnetic field. The direction of the force is determined by the left-hand rule. It should be noted that the coil 1513 and the magnetism-proof cover 1521 are coaxial, and the direction of the current in the coil 1513 is changed to change the force direction of the coil 1513, so that the coil 1513 moves along the axis of the magnetism-proof cover 1521, that is, the movable shaft 1512 moves up and down, and further drives the piston rod 140 to move up and down, thereby driving the lower rubber plug 142 to move up and down. The antimagnetic cover 1521 is made of iron, has a shielding effect, can reduce the possibility that magnetic induction radiation is radiated to the outside, and avoids interference of a magnetic field to the outside. The movable shaft 1512 and the piston rod 140 are made of plastic, so that the self weight is light, and the position control of the movable shaft 1512 and the position control of the piston rod 140 are facilitated. By changing the number of turns of the coil 1513, the force applied to the magnetic field by the coil 1513 is changed, so that the thrust of the coil 1513 to the movable shaft 1512 is adjustable. To meet the actual need. Wherein, magnet strip 1522 is rectangular structure, and circular-arc magnet that traditional voice coil motor adopted relatively has greatly reduced the manufacturing degree of difficulty, has saved manufacturing cost effectively.
In a specific embodiment of the present invention, the stator further comprises a yoke plate 1523. The magnet strips 1522 and the yoke plates 1523 are each two pairs. The two pairs of magnet strips 1522 are respectively fixed on the inner side surfaces of the four side walls of the antimagnetic cover 1521, the two magnet strips 1522 in each pair are arranged oppositely, and the polarities of the opposite surfaces are opposite. One of the pair of yoke plates 1523 is positioned between one of the pair of magnet bars 1522; another pair of yoke plates 1523 is positioned between another pair of magnet bars 1522. The four yoke plates 1523 are fixed to four inner sidewalls of the antimagnetic housing 1521, respectively. The yoke plate 1523 can enhance the magnetic field strength B, so that the coil 1513 is stressed more in the magnetic field, and the coil 1513 generates more thrust to the movable shaft 1512 and the piston rod 140, and the movement stability is higher.
In an embodiment of the present invention, the yoke plate 1523 and the antimagnetic cover 1521 are integrally formed, so as to reduce the number of processing steps and improve the manufacturing efficiency. The outer surface of governing valve body 110 and voice coil motor covers has the antirust coat, and specifically, the material of antirust coat is paint, can improve governing valve body 110 and voice coil motor's life effectively. The regulating valve body 110 is connected with the upper end cover 120 and the lower end cover 130 in a threaded manner. So, convenient to detach changes and installation use. Further, seal rings are interposed between the top end of the regulator valve body 110 and the bottom end of the upper end cap 120, and between the bottom end of the regulator valve body 110 and the top end of the lower end cap 130. Thus, the sealing performance of the connecting position is effectively improved.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," "one specific embodiment," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, a schematic representation of the term does not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above description is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can equally replace or change the technical solution and the inventive concept of the present invention within the scope of the present invention.
Claims (8)
1. A miniature integrated regulator valve, comprising:
the regulating valve comprises a regulating valve body, an upper end cover, a lower end cover, a piston rod and a voice coil motor;
the regulating valve body is vertically arranged, a water inlet hole and an exhaust hole are formed in one side of the regulating valve, a drain hole is formed in the other side of the regulating valve, a guide hole penetrating from the top to the bottom of the regulating valve body is formed in the middle of the regulating valve, a regulating groove is formed in the top of the inner side of the regulating valve body, and a drainage groove is formed in the bottom of the inner side of the regulating valve body; the adjusting groove is respectively communicated with the drain hole and the exhaust hole; the drainage groove can be respectively communicated with the water inlet hole and the water outlet hole;
the bottom end face of the upper end cover is fixedly connected with the top end face of the regulating valve body, and the middle part of the upper end cover is provided with a abdicating hole aligned to the guide hole; the top end surface of the lower end cover is fixedly connected with the bottom end surface of the regulating valve body, an air inlet hole is formed in the middle of the lower end cover, and the air inlet hole is communicated with the drainage groove;
the piston rod is vertically arranged, the upper part of the piston rod penetrates through the abdicating hole and the adjusting groove, the middle part of the piston rod penetrates through the guide hole, and the lower part of the piston rod penetrates through the drainage groove; the upper part of the piston rod is fixedly provided with an upper rubber plug arranged in the adjusting groove, and the bottom of the piston rod is fixedly provided with a lower rubber plug arranged in the drainage groove; the upper rubber plug is connected with the wall of the adjusting groove in a sealing and fitting manner through an upper membrane, and the lower rubber plug is connected with the wall of the drainage groove in a sealing and fitting manner through a lower membrane;
the voice coil motor is fixed on the top end face of the upper end cover and used for driving the piston rod to move up and down along the guide hole.
2. The micro integrated regulating valve according to claim 1, wherein the stator of the voice coil motor comprises a mover, a antimagnetic cover and a magnet strip, and the mover is connected to the piston rod;
the antimagnetic cover is of a square hollow structure, and the abdicating hole is formed in the bottom end of the antimagnetic cover; the bottom end surface outside the antimagnetic cover is fixedly connected with the top end surface of the upper end cover;
the magnetic stone strips are more than one pair; one magnet strip in the pair of magnet strips is fixed on the inner side surface of one side wall of the antimagnetic cover, the other magnet strip is fixed on the inner side surface of the opposite side wall, the two magnet strips are arranged oppositely, and the polarities of the opposite surfaces are opposite;
the rotor comprises an elastic sheet, a movable shaft and a coil;
the top end of the elastic sheet is fixed at the top end in the antimagnetic cover;
the movable shaft penetrates through the antimagnetic cover and is positioned between the pair of magnet strips, the top end of the movable shaft is fixedly connected with the bottom end face of the elastic sheet, and the bottom end of the movable shaft is fixedly connected with the top end of the piston rod;
the coil is wound on the outer wall of the movable shaft, one side of the coil is opposite to one magnet strip, and the opposite side of the coil is opposite to the other magnet strip.
3. The miniature integrated conditioning valve of claim 2, wherein said stator further comprises a yoke plate;
the magnet strips and the yoke plates are two pairs;
the two pairs of magnet strips are respectively fixed on the inner side surfaces of the four side walls of the antimagnetic cover; the two magnet strips in each pair are arranged oppositely, and the polarities of the opposite surfaces are opposite;
wherein a pair of said yoke plates are located between a pair of said magnet strips; another pair of said yoke plates is located between another pair of said magnet strips; the four yoke plates are respectively fixed on the four inner side walls of the antimagnetic cover.
4. A miniature integrated conditioning valve according to claim 3 wherein said yoke plate is integrally formed with said antimagnetic housing.
5. The micro integrated regulating valve according to any one of claims 2 to 4, wherein the antimagnetic cover is made of iron, and the piston rod is made of plastic.
6. The micro integrated control valve according to any one of claims 1 to 4, wherein the outer surfaces of the control valve body and the voice coil motor are covered with a rust preventive layer.
7. The integrated micro regulating valve according to any one of claims 1 to 4, wherein the regulating valve body is connected with the upper end cover and the lower end cover in a threaded manner.
8. The micro integrated regulating valve according to claim 7, wherein sealing rings are respectively clamped between the top end of the regulating valve body and the bottom end of the upper end cover and between the bottom end of the regulating valve body and the top end of the lower end cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121724649.XU CN215293814U (en) | 2021-07-27 | 2021-07-27 | Miniature integrated regulating valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121724649.XU CN215293814U (en) | 2021-07-27 | 2021-07-27 | Miniature integrated regulating valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215293814U true CN215293814U (en) | 2021-12-24 |
Family
ID=79525226
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121724649.XU Active CN215293814U (en) | 2021-07-27 | 2021-07-27 | Miniature integrated regulating valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215293814U (en) |
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2021
- 2021-07-27 CN CN202121724649.XU patent/CN215293814U/en active Active
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