CN214008091U - Flow linear control valve - Google Patents
Flow linear control valve Download PDFInfo
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- CN214008091U CN214008091U CN202023161042.3U CN202023161042U CN214008091U CN 214008091 U CN214008091 U CN 214008091U CN 202023161042 U CN202023161042 U CN 202023161042U CN 214008091 U CN214008091 U CN 214008091U
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- movable valve
- output port
- shell
- valve body
- guide rod
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Abstract
The utility model discloses a linear control valve of flow, include: a housing; the fixed valve body is coaxially fixed on one end of the shell with an opening, and an input port and an output port are arranged on the fixed valve body; the electromagnetic rotor is movably arranged in the shell and can rotate along the axis of the shell; the electromagnetic coil group is sleeved outside the shell and used for driving the electromagnetic rotor to rotate through electromagnetic induction; the movable valve body buffer is fixedly arranged in one closed end of the shell; the movable valve assembly penetrates through the middle of the electromagnetic rotor and can be controllably driven to movably block or separate from the output port along the axis of the shell, when the movable valve assembly blocks the output port, the output port is closed, and the fluid medium cannot be output; when the valve actuating assembly is gradually separated from the output port, the opening degree of the output port is linearly changed, and the output of the fluid medium is linearly changed in flow. The control valve is simple in structure, reasonable in design, capable of keeping the guide rod to rotate under the action of small torque, capable of preventing locking, convenient and reliable to use and accurate in flow control.
Description
[ technical field ] A method for producing a semiconductor device
The utility model belongs to the technical field of the flow valve, concretely relates to linear control valve of flow.
[ background of the invention ]
The control valve has the functions of setting flow and realizing the flow control by adjusting the opening degree of a valve port, the control valve in the existing market has complex structure and higher cost, the flow control is realized by controlling the linear motion of the movable valve body and the opening degree formed by an output port, the adjustment mode is easy to use for a long time, the movable valve body is relatively inflexible to control, and the use failure is easy to cause inaccurate flow control and inconvenient use.
[ Utility model ] content
In order to solve the existing problem that exists among the background art, the utility model provides a flow linear control valve, structural design is simple reasonable, convenient to use, and the movable valve body control has realized the accurate control of delivery outlet aperture in a flexible way.
The utility model adopts the following technical proposal:
a flow linear control valve comprising:
the shell is a tubular shell with a single opening;
the fixed valve body is coaxially fixed on one end of the shell with an opening, the fixed valve body is provided with an input port and an output port, and the fluid medium flows in from the input port and flows out from the output port;
the electromagnetic rotor is movably arranged in the shell and can rotate along the axis of the shell;
the electromagnetic coil group is sleeved outside the shell and used for driving the electromagnetic rotor to rotate through electromagnetic induction;
the movable valve body buffer is fixedly arranged in one closed end of the shell;
the electromagnetic coil group is used for inducing and driving the electromagnetic rotor to rotate, the movable valve assembly is controllably driven to movably block or separate from the output port along the axis of the shell, when the movable valve assembly blocks the output port, the output port is closed, and fluid media cannot be output; when the valve actuating assembly is gradually separated from the output port, the opening degree of the output port is linearly changed, and the output of the fluid medium is linearly changed in flow.
Furthermore, the input port sets up on the outer disc of the fixed valve body and welded fastening has a fluid input pipe, the delivery outlet sets up on the fixed valve body side end and the fixed cover in outside is equipped with the fluid output pipe.
Furthermore, the inner opening of the output port is in transition arrangement with an outer eight-arc shape.
Furthermore, the movable valve assembly comprises a movable valve body guider, a guide rod, a movable valve head buffer spring and a shaft sleeve, wherein the movable valve head is at least partially arranged in the movable valve body guider and can linearly move along the axis of the movable valve body guider, the movable valve body guider is partially movably arranged in the electromagnetic rotor, the shaft sleeve is fixed in the electromagnetic rotor, the guide rod coaxially penetrates through the shaft sleeve and the movable valve body guider, one end of the shaft head on the guide rod extends into the movable valve head, and the movable valve head buffer spring is sleeved on the shaft head of the guide rod.
Furthermore, a guide hole for the guide rod to extend into is formed in the movable valve body buffer, a steel ball is arranged on the guide hole tail end fixing clamp, the guide rod extends into the guide hole, and a guide rod buffer spring is arranged between the guide rod tail end and the steel ball.
Furthermore, the front end of the movable valve head is of a cone structure, the front end of the cone is provided with an arc cone head, the cone head extends into the output port to be sealed and closed, when the guide rod moves reversely, the movable valve head is gradually separated from the output port, and the opening degree of the output port is linearly opened to realize the linear output of the flow of the fluid medium.
The utility model has the advantages as follows:
the control valve has simple structure and reasonable design, the electromagnetic coil group drives the electromagnetic rotor to rotate through the electromagnetic induction effect after being electrified, the electromagnetic rotor further drives the guide rod to rotate, under the action of torque, the movable valve head buffer spring pops forward to push out the movable valve head movably so as to gradually block the output port to close the opening, the reaction force of the fixed valve body keeps the elastic buffer efficiency on the movable valve head buffer spring, thereby keeping the trend that the guide rod can rotate under the action of small torque to prevent locking, after the electromagnetic coil group controls the reverse rotation of the electromagnetic rotor, the guide rod rotates reversely, the movable valve head buffer spring drives the movable valve head to move backwards to gradually separate from the output port, the linear change of the opening of the output port realizes the linear control of flow, meanwhile, the guide rod acts on the guide rod buffer spring and the steel ball to keep the elastic buffer efficiency, and the trend that the guide rod can rotate under the action of small torque is sequentially kept, locking is prevented, the use is convenient and reliable, and the flow control is accurate.
[ description of the drawings ]
Fig. 1 is a schematic structural diagram of a flow linear control valve according to the present invention when closed;
fig. 2 is a schematic structural diagram of a linear flow control valve in a fully open state.
[ detailed description ] embodiments
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention.
Fig. 1 and fig. 2 show a linear flow control valve of the present invention, comprising:
the shell 1, the shell 1 is a single-opening tubular shell 1, the diameter and length of the shell 1 are reasonably designed according to the type or kinematic viscosity of the fluid medium, and the shell 1 is a metal shell 1.
Decide valve body 2, the coaxial fixing casing 1 has the open-ended one and serves, decide valve body 2 and go up input port 3 and delivery outlet 4 of having, fluid medium follows input port 3 flows in, warp delivery outlet 4 flows out, and is preferred, and input port 3 sets up on 2 outer disc of deciding valve body to through the fixed welding of fluid input pipe 5 at input port 3, delivery outlet 4 sets up on deciding valve body 2 front end simultaneously, and fix on delivery outlet 4 through fluid output tube 6, in order to save installation space, fluid input pipe 5 can design into the return bend in a flexible way, also be convenient for input fluid medium to decide valve body 2 in, to the utility model discloses, fluid medium is not restricted to gas or the liquid that kinematic viscosity is less than 20m square meters/s, thereby the realization principle realizes the change of flow for adjusting the aperture size of delivery outlet 4.
The electromagnetic rotor 7 is movably arranged in the shell 1 and can rotate along the axis of the shell 1, so that the diameter of the electromagnetic rotor 7 is slightly smaller than the inner diameter of the shell 1, and the electromagnetic rotor 7 is ensured to be coaxial with the shell 1 when rotating.
And the electromagnetic coil group 8 is sleeved outside the shell 1, when the electromagnetic coil group 8 is electrified, an electromagnetic induction phenomenon is generated to drive the electromagnetic rotor 7 to rotate, and after the electrifying direction of the electromagnetic coil group 8 is switched, the electromagnetic rotor 7 rotates in the reverse direction, so that the convenient and quick control is performed.
The movable valve body buffer 9 is fixedly arranged in one closed end of the shell 1;
the electromagnetic coil group 8 is used for inducing and driving the electromagnetic rotor 7 to rotate, the movable valve assembly is controllably driven to plug or separate from the output port 4 along the axis of the shell 1, when the movable valve assembly plugs the output port 4, the output port 4 is closed, and fluid media cannot be output; when the valve moving assembly is gradually separated from the output port 4, the opening degree of the output port 4 is changed linearly, the output of the fluid medium is changed linearly in flow rate, and the change control of the flow rate is convenient and reliable.
Further, the movable valve assembly comprises a movable valve body guider 10, a guide rod 11, a movable valve head 12, a movable valve head buffer spring 13 and a shaft sleeve 14, wherein at least part of the movable valve head 12 is arranged in the movable valve body guider 10 and can linearly move along the axis of the movable valve body guider, part of the movable valve body guider 10 is movably arranged in the electromagnetic rotor 7, the shaft sleeve 14 is fixed in the electromagnetic rotor 7, the guide rod 11 coaxially penetrates through the shaft sleeve 14 and the movable valve body guider 10, one end of the shaft head on the guide rod 11 extends into the movable valve head 12, the movable valve head buffer spring 13 is sleeved on the shaft head of the guide rod 11, the electromagnetic coil group 8 drives the electromagnetic rotor 7 to rotate, the electromagnetic rotor 7 drives the guide rod 11 to rotate, according to the characteristic of the movable valve head buffer spring 13, the rotation direction of the guide rod 11 is the same as the spring self-rotation direction, and the movable valve head buffer spring 13 is under the action of torque, the movable valve head 12 is ejected out and finally the output port 4 is blocked gradually after elastic potential energy is generated, the movable valve body reversely breaks away from the output port 4 and is opened gradually after the guide rod 11 rotates reversely, the opening degree formed between the movable valve head 12 and the output port 4 is changed linearly in two processes of closing and opening, and therefore the linear flow change output of a fluid medium is controlled.
As can be understood, referring to fig. 2, a guide hole 15 into which the guide rod 11 can extend is formed in the movable valve body buffer 9, a steel ball 16 is fixedly clamped at the tail end of the guide hole 15, the guide rod 11 extends into the guide hole 15, a guide rod buffer spring 17 is arranged between the tail end of the guide rod 11 and the steel ball 16, when the guide rod 11 rotates in the direction opposite to the closing process, the movable valve body gradually separates from the output port 4, the formed opening degree gradually changes, so that the output of the fluid medium changes in a flow rate proportional to the opening degree change, meanwhile, the guide rod 11 acts between the guide rod buffer spring 17 and the steel ball 16, the steel ball 16 counteracts the friction force to the guide rod buffer spring 17, the friction force between the spring stiffness adjusting spring and the steel ball 16 can be adjusted by changing the spring stiffness, as the guide rod 11 can keep the rotation tendency in the opening degree open state, when the torque is small, the device can also move without locking, and the operation is reliable.
Furthermore, the opening is outer octagon circular arc transition setting in the delivery outlet 4, therefore will move valve head 12 front end and be the centrum structure to be circular arc conical head 18 at the centrum front end, conical head 18 stretches into seal and close in the delivery outlet 4, when the reverse activity of guide bar 11, move valve head 12 and break away from gradually delivery outlet 4, the linear output of the flow that realizes fluid medium is opened to delivery outlet 4 aperture linearity, it needs to explain, to the fluid medium of different reynolds coefficients, design into different geometric shapes's delivery outlet 4, the utility model discloses not only be limited to design into the structure as the picture with delivery outlet 4, to different fluid medium, realize the linear control of different flow sizes through different delivery outlet 4 shapes, reach accurate control's effect.
The utility model has the advantages that:
the control valve has simple structure and reasonable design, the electromagnetic coil group drives the electromagnetic rotor to rotate through the electromagnetic induction effect after being electrified, the electromagnetic rotor further drives the guide rod to rotate, under the action of torque, the movable valve head buffer spring pops forward to push out the movable valve head movably so as to gradually block the output port to close the opening, the reaction force of the fixed valve body keeps the elastic buffer efficiency on the movable valve head buffer spring, thereby keeping the trend that the guide rod can rotate under the action of small torque to prevent locking, after the electromagnetic coil group controls the reverse rotation of the electromagnetic rotor, the guide rod rotates reversely, the movable valve head buffer spring drives the movable valve head to move backwards to gradually separate from the output port, the linear change of the opening of the output port realizes the linear control of flow, meanwhile, the guide rod acts on the guide rod buffer spring and the steel ball to keep the elastic buffer efficiency, and the trend that the guide rod can rotate under the action of small torque is sequentially kept, locking is prevented, the use is convenient and reliable, and the flow control is accurate.
It will be appreciated by those skilled in the art that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The embodiments disclosed above are therefore to be considered in all respects as illustrative and not restrictive. All changes which come within the scope of the invention or which are equivalent to the scope of the invention are embraced by the invention.
Claims (6)
1. A linear flow control valve, comprising:
the shell is a tubular shell with a single opening;
the fixed valve body is coaxially fixed on one end of the shell with an opening, the fixed valve body is provided with an input port and an output port, and the fluid medium flows in from the input port and flows out from the output port;
the electromagnetic rotor is movably arranged in the shell and can rotate along the axis of the shell;
the electromagnetic coil group is sleeved outside the shell and used for driving the electromagnetic rotor to rotate through electromagnetic induction;
the movable valve body buffer is fixedly arranged in one closed end of the shell;
the electromagnetic coil group is used for inducing and driving the electromagnetic rotor to rotate, the movable valve assembly is controllably driven to movably block or separate from the output port along the axis of the shell, when the movable valve assembly blocks the output port, the output port is closed, and fluid media cannot be output; when the valve actuating assembly is gradually separated from the output port, the opening degree of the output port is linearly changed, and the output of the fluid medium is linearly changed in flow.
2. A linear flow control valve as claimed in claim 1, wherein: the input port sets up on the outer disc of valve body and welded fastening has the fluid input pipe, the delivery outlet sets up on the valve body side end and the fixed cover in outside is equipped with the fluid output pipe.
3. A linear flow control valve as claimed in claim 2, wherein: the inner opening of the output port is in transition arrangement with an outer eight-arc shape.
4. A linear flow control valve as claimed in claim 1, wherein: the movable valve assembly comprises a movable valve body guider, a guide rod, a movable valve head buffer spring and a shaft sleeve, wherein at least part of the movable valve head is arranged in the movable valve body guider and can move linearly along the axis of the movable valve head, part of the movable valve body guider is movably arranged in the electromagnetic rotor, the shaft sleeve is fixed in the electromagnetic rotor, the guide rod coaxially penetrates through the shaft sleeve and the movable valve body guider, one end of the shaft head on the guide rod extends into the movable valve head, and the movable valve head buffer spring is sleeved on the shaft head of the guide rod.
5. A linear flow control valve as claimed in claim 4, wherein: the movable valve body buffer is provided with a guide hole for the guide rod to extend into, the tail end of the guide hole is fixedly clamped with a steel ball, the guide rod extends into the guide hole, and a guide rod buffer spring is arranged between the tail end of the guide rod and the steel ball.
6. A linear flow control valve as claimed in claim 4, wherein: the front end of the movable valve head is of a cone structure, the front end of the cone is of an arc cone head, the cone head extends into the output port to be sealed and closed, when the guide rod moves reversely, the movable valve head is gradually separated from the output port, and the opening degree of the output port is linearly opened to realize the linear output of the flow of the fluid medium.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023161042.3U CN214008091U (en) | 2020-12-24 | 2020-12-24 | Flow linear control valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023161042.3U CN214008091U (en) | 2020-12-24 | 2020-12-24 | Flow linear control valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214008091U true CN214008091U (en) | 2021-08-20 |
Family
ID=77290999
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023161042.3U Active CN214008091U (en) | 2020-12-24 | 2020-12-24 | Flow linear control valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214008091U (en) |
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2020
- 2020-12-24 CN CN202023161042.3U patent/CN214008091U/en active Active
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