CN213598690U - Adjustable flow valve - Google Patents
Adjustable flow valve Download PDFInfo
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- CN213598690U CN213598690U CN202022456846.XU CN202022456846U CN213598690U CN 213598690 U CN213598690 U CN 213598690U CN 202022456846 U CN202022456846 U CN 202022456846U CN 213598690 U CN213598690 U CN 213598690U
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Abstract
The utility model discloses a reliability is high, measures accurate adjustable flow valve, it includes: the valve body shell, the valve body, the flow detection module and the signal output module are compactly arranged in a flow channel of the valve body shell through reasonable structural design, and the problems that an existing quantitative control flowmeter is complex in structure, large in space requirement and incapable of controlling flow rapidly and accurately are solved. In addition, carry out interference fit between valve end cover and valve body, the valve body shell, solved the valve leakproofness poor, lead to long-time use and the condition that appears leaking.
Description
Technical Field
The utility model belongs to the control flap field, concretely relates to adjustable flow valve.
Background
The flow control valve is a multifunctional valve which adopts a high-precision pilot mode to control flow, the flow is adjusted by utilizing the area of a throttling opening between an adjusting valve core and a valve body and the local resistance generated by the throttling opening, and the flow valve is suitable for fluid systems which need to be subjected to flow control, and is particularly suitable for the flow control of non-corrosive liquid media such as heat supply, air conditioners and the like. However, the current flow valves have the following problems: (1) the valve body structure is too complex, the flow adjusting means is troublesome, and the flow channel has irregular shape, so that the flow cannot be accurately adjusted in a short time; (2) the poor leakproofness of valve leads to the condition that the valve leaks to use for a long time.
Disclosure of Invention
The utility model aims at providing an adjustable flow valve in order to overcome prior art not enough.
In order to achieve the above purpose, the utility model adopts the technical scheme that: an adjustable flow valve, comprising: the flow passage comprises a valve body shell, a valve body, a flow detection module and a signal output module, wherein a flow passage along the axial direction is arranged in the valve body shell, the valve body and the flow detection module are sequentially installed on the flow passage along the horizontal axis, and the valve body and the flow detection module share one valve body shell. The valve body and the flow detection module are compactly arranged in the flow channel of the valve body shell through reasonable structural design, and the problem that the flow cannot be controlled quickly and accurately due to the fact that the flow channel is complex is effectively solved.
Optimally, the valve end cover is installed on the side part of the valve body, and interference assembly is carried out between the valve end cover and the valve body and between the valve end cover and the valve body shell.
Preferably, a valve core is installed in the valve body, a support rod is installed at the upper end of the valve core in the radial direction, and the other end of the support rod is connected with a valve control button.
Optimally, the flow detection module is a speed type flowmeter and comprises a flowmeter body with two conical structures at two ends, wherein the flowmeter body is provided with a plurality of groups of blades in an annular mode at equal intervals through a rotating shaft, the blade direction and the rotating shaft direction form an angle alpha, and the angle alpha is more than 0 degree and less than 90 degrees.
Optimally, the flowmeter body is provided with a plurality of groups of guide plates along the axial direction.
Optimally, the signal output module comprises a signal wire, a signal amplifier and a data display, the signal amplifier is arranged on the valve body shell, one end of the signal amplifier is connected with the flow detection module, and the other end of the signal amplifier is connected with the data display through the signal wire.
Further, the data display is a liquid crystal display.
Because of the application of the technical scheme, compared with the prior art, the utility model has the following advantages: simple structure, compact and reasonable design, and can realize the accurate control of flow fast. In addition, the valve end cover is in interference fit with the valve body and the valve body shell, a good sealing area is provided for a valve sealing ring, the sealing performance of the valve structure is obviously improved, and the service life is prolonged.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Detailed Description
The invention will be further described with reference to examples of embodiments shown in the drawings.
It should be noted that the upper and lower terms are defined as the components are located at the positions shown in the drawings of the specification, and are only used for clarity and convenience of technical solution. It is to be understood that the directional terms used herein are not intended to limit the scope of the claims. The "axial direction" referred to herein means a direction from top to bottom or from bottom to top along the paper surface, that is, an axial direction of the housing of the valve body; as used herein, "radial" refers to a direction perpendicular to the axial direction.
As shown in fig. 1, the adjustable flow valve comprises a valve body housing 1, a valve body 2, a flow detection module 3 and a signal output module 4.
The valve body shell 1 is internally provided with a flow passage along the axial direction, the flow passage is of a tubular structure, the horizontal axis of the flow passage is sequentially provided with the valve body 2 and the flow detection module 3, and the flow detection module 3 and the valve body 2 share one shell, so that the structure is compact, the size is small, and the installation space is saved.
The valve body 2 is installed in the valve body housing 1, is roughly of a cylindrical structure, and can be manufactured by pressing/stamping/rolling/extruding shaping and other methods in the specific processing process, the valve body is connected with the valve body housing through a sealing ring, a valve core (not shown in the figure) is installed in the valve body, a support rod 22 is installed at the upper end of the valve core in the radial direction, the valve core is fixedly connected with one end of the support rod 22 in the valve body housing, the other end of the support rod 22 extends to the outside of the valve body housing 1, a valve control button 23 is installed (the opening degree of the valve core is adjusted by controlling the rotating angle of the support rod 22), and the support rod 22 continues to. The supporting rod 22 can drive the valve core to move, and the flow area in the channel is adjusted by controlling the opening and closing of the valve 21, so that the integral on-off control of the flow control valve is realized.
A valve end cover 24 is installed on the side portion (far away from one end of the flow detection module) of the valve body 2, and interference assembly is carried out between the valve end cover 24 and the valve body 2 and between the valve body shell 1, so that tight assembly of the end cover and the shell is realized, and a good sealing area is provided for a valve sealing ring. In the in-service use in-process, because the increase of water pressure makes the end cover produce not hard up, when the water pipe installation was used, compress tightly the end cover from the terminal surface direction, can show improvement valve structure's sealing performance.
The flow detection module 3 is a velocity flowmeter, and includes a flowmeter body 31 with two conical ends, the flowmeter body 31 is installed in a flow channel of the valve body housing 1 through a shaft lever (not shown in the figure), the flowmeter body 31 is annularly provided with a plurality of groups of blades 32 at equal intervals through a rotating shaft, the direction of the blades 32 and the direction of the rotating shaft (not shown in the figure) form an angle α, and α is greater than 0 and less than 90. The flowmeter body sets up multiunit guide plate 33 along the axial, and during the fluid flowed into guide plate 33 after passing the circulation passageway, the fluid after guide plate 33 buffering possesses stable output, has avoided the indiscriminate stream that appears in the fluid for the velocity of flow measures more accurately. A sensor (not shown in the figure) for detecting the magnetic block is arranged in the flowmeter body 32, and the sensor and the blade transmission part are simple and visual in structure, so that a user can conveniently master the use and maintenance technology of the sensor. In addition, the flowmeter has the advantages of strong impurity resistance, wide flow range, low lower limit flow velocity and high repeatability, almost has no pressure loss and saves power consumption.
The signal output module 4 is used for outputting real-time status information of the flow control valve, and comprises a signal line 42, a signal amplifier 41 and a data display 43, wherein the signal amplifier 41 is arranged on the valve body shell 1, one end of the signal amplifier 41 is connected with the flow detection module 3, the other end of the signal amplifier is connected with the data display 43 through the signal line 42, the signal amplifier 41 processes the periodically changed magnetic flux detected in the flow detection module 3 and then transmits the periodically changed magnetic flux to the calculating unit, and therefore the instantaneous flow and the accumulated flow of the fluid are obtained. The data display 43 is a liquid crystal display, which is convenient to read and can select a reasonable data display mode according to actual requirements.
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 (7)
1. An adjustable flow valve, comprising: the flow detection valve comprises a valve body shell (1), a valve body (2), a flow detection module (3) and a signal output module (4), and is characterized in that a flow channel along the axial direction is arranged in the valve body shell (1), the valve body (2) and the flow detection module (3) are sequentially installed on the flow channel along the horizontal axis, and the valve body (2) and the flow detection module (3) share one valve body shell (1).
2. The adjustable flow valve according to claim 1 is characterized in that the valve body (2) is mounted with a valve end cover (24) on the side, and the interference fit is performed between the valve end cover (24) and the valve body (2) and between the valve end cover (24) and the valve body casing (1).
3. The adjustable flow valve according to claim 2, characterised in that a spool is mounted in the valve body (2), a support rod (22) is mounted at the upper radial end of the spool, and the other end of the support rod is connected to a valve control button (23).
4. The adjustable flow valve according to any of the claims 1-3 characterised by that the flow sensing module (3) is a velocity flow meter, comprising a flow meter body (31) with two conical ends, where the flow meter body (31) is provided with a plurality of sets of blades (32) circumferentially at equal intervals by a rotating shaft, and the direction of the blades (32) is at an angle α with the rotating shaft, where 0 ° < α < 90 °.
5. The adjustable flow valve according to claim 4, characterized in that the flow meter body (31) is provided with sets of flow deflectors (33) in axial direction.
6. The adjustable flow valve according to claim 1, characterised in that the signal output module (4) comprises a signal line (42), a signal amplifier (41), a data display (43), the signal amplifier (41) is arranged on the valve body casing (1), one end of the signal amplifier (41) is connected with the flow detection module (3), and the other end is connected with the data display (43) through the signal line (42).
7. The adjustable flow valve of claim 6 where the data display (43) is a liquid crystal display.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022456846.XU CN213598690U (en) | 2020-10-29 | 2020-10-29 | Adjustable flow valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022456846.XU CN213598690U (en) | 2020-10-29 | 2020-10-29 | Adjustable flow valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213598690U true CN213598690U (en) | 2021-07-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022456846.XU Active CN213598690U (en) | 2020-10-29 | 2020-10-29 | Adjustable flow valve |
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| Country | Link |
|---|---|
| CN (1) | CN213598690U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116787723A (en) * | 2023-08-28 | 2023-09-22 | 宁波吉烨汽配模具有限公司 | Precision die with cavity flow detection module |
-
2020
- 2020-10-29 CN CN202022456846.XU patent/CN213598690U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116787723A (en) * | 2023-08-28 | 2023-09-22 | 宁波吉烨汽配模具有限公司 | Precision die with cavity flow detection module |
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