CN215410218U - Adjustable ultramicro small flow regulating valve - Google Patents
Adjustable ultramicro small flow regulating valve Download PDFInfo
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- CN215410218U CN215410218U CN202122194998.1U CN202122194998U CN215410218U CN 215410218 U CN215410218 U CN 215410218U CN 202122194998 U CN202122194998 U CN 202122194998U CN 215410218 U CN215410218 U CN 215410218U
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- needle valve
- valve rod
- needle
- adjusting
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Abstract
The utility model discloses an adjustable ultramicro flow regulating valve which comprises a valve body, a valve cover arranged on the valve body, a bracket arranged on the valve cover, an actuator arranged on the bracket and a valve rod assembly connected with the actuator, wherein the valve cover is arranged on the valve body; the valve body is also provided with a needle valve rod and a needle valve outer cover through threads; the needle valve is characterized in that an electric adjusting component is arranged on the needle valve outer cover and is fixedly connected with a needle valve rod; and a guide adjusting component which is matched with the valve rod of the needle valve is arranged between the valve rod and the needle valve outer cover. According to the utility model, through the arrangement of the electric adjusting component, the electric adjusting component drives the valve rod of the needle valve to adjust, so that the control precision can be improved, and the adjustment is convenient; through the setting of direction adjusting part, the needle valve rod is followed direction adjusting part and is carried out control regulation to the flow to can improve the stability that the needle valve rod was adjusted.
Description
Technical Field
The utility model relates to the technical field of regulating valves, in particular to an adjustable ultramicro flow regulating valve.
Background
The flow control valve is also called a self-operated balance valve, a flow control valve, a flow controller, a dynamic balance valve and a flow balance valve, and is a visual and simple flow control device. Therefore, an adjustable ultramicro flow regulating valve is provided.
Disclosure of Invention
The utility model aims to solve the problems that in the prior art, a needle valve rod on a valve body of an ultramicro flow regulating valve is arranged in a needle valve housing, the needle valve housing needs to be disassembled to adjust when the needle valve rod needs to be adjusted, so that the needle valve rod is inconvenient to adjust, the needle valve rod does not have a corresponding guide structure when being adjusted, the stability during adjustment is reduced, the adjustment precision is reduced, and the like.
In order to achieve the purpose, the utility model provides the following technical scheme: an adjustable ultramicro flow regulating valve comprises a valve body, a valve cover arranged on the valve body, a bracket arranged on the valve cover, an actuator arranged on the bracket and a valve rod assembly connected with the actuator; the valve body is also provided with a needle valve rod and a needle valve outer cover through threads; the needle valve is characterized in that an electric adjusting component is arranged on the needle valve outer cover and is fixedly connected with a needle valve rod; and a guide adjusting component which is matched with the valve rod of the needle valve is arranged between the valve rod and the needle valve outer cover.
Preferably, the electric adjustment assembly comprises a movable assembly mounted on the needle valve housing and an adjustment motor mounted on the movable assembly; a rotating shaft is arranged on the adjusting motor; the electric adjusting component is connected with the valve rod of the needle valve through a rotating shaft.
Preferably, the rotating shaft is further provided with an adjusting caliper; the movable assembly comprises a fixed bracket arranged on the needle valve outer cover, a movable air cylinder arranged on the fixed bracket and a movable plate arranged on the movable air cylinder; the adjusting motor is fixed on the movable assembly through the movable plate.
Preferably, the guide adjustment assembly comprises an adjustment guide ring arranged on the needle valve housing and a guide adjustment ring groove arranged on the needle valve stem and matched with the adjustment guide ring.
Preferably, a valve seat is further installed in the valve body; the valve rod assembly comprises a valve rod and a valve core which is arranged on the valve rod and matched with the valve seat; and a needle valve core matched with the valve seat is arranged on the valve rod of the needle valve.
The utility model has the beneficial effects that: through the arrangement of the electric adjusting component, the electric adjusting component drives the valve rod of the needle valve to adjust, so that the control precision can be improved, and the adjustment is convenient;
through the arrangement of the guide adjusting component, the flow of the needle valve rod is controlled and adjusted along the guide adjusting component, so that the stability of the adjustment of the needle valve rod can be improved;
through the setting of movable assembly among the electrical control subassembly, movable assembly drives adjustment motor and needle valve rod and carries out the motion simultaneously to the regulation of needle valve rod of being convenient for.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a partial structural schematic diagram of the present invention.
Fig. 3 is a partial structural schematic diagram of the present invention.
Fig. 4 is a partially enlarged view of the present invention at a.
Illustration of the drawings: 1, a valve body; 101 a valve seat; 2, a valve cover; 3, a bracket; 4, an actuator; 5 a valve stem assembly; 501, a valve rod; 502 a valve core; 6, a needle valve outer cover; 7 an electric adjusting component; 701, a movable component; 702 adjusting the motor; 703 rotating the shaft; 704 adjusting the caliper; 705 a movable cylinder; 706 a movable plate; 707 a fixed support; 8 guiding the adjusting component; 801 adjusting the guide ring; 802 guiding the adjusting ring groove; 9 needle valve stem; 901 needle valve spool.
Detailed Description
The adjustable ultramicro flow regulating valve of the present invention will be further described with reference to the accompanying drawings.
Referring to fig. 1, an adjustable ultra-micro flow control valve in this embodiment includes a valve body 1, a valve cover 2 mounted on the valve body 1, a bracket 3 mounted on the valve cover 2, an actuator 4 mounted on the bracket 3, and a valve rod assembly 5 connected to the actuator 4; the valve body 1 is also provided with a needle valve rod 9 and a needle valve outer cover 6 through threads; the needle valve is characterized in that the needle valve outer cover 6 is provided with an electric adjusting component 7 and is fixedly connected with a needle valve rod 9; a guide adjusting component 8 which is matched with the needle valve rod 9 is arranged between the needle valve rod and the needle valve outer cover 6; through the arrangement of the electric adjusting component 7 on the needle valve outer cover 6, the electric adjusting component 7 drives the needle valve rod 9 to adjust, so that the needle valve rod 9 can be conveniently adjusted; through the arrangement of the guide adjusting component 8 between the needle valve rod 9 and the needle valve outer cover 6, the needle valve rod 9 is adjusted along the guide adjusting component 8, the guide adjusting component 8 plays a role in guiding the needle valve rod 9, and meanwhile, the stability of adjusting the needle valve rod 9 can be improved, so that the flow control precision is improved.
Referring to FIGS. 1-3, the motorized adjustment assembly 7 includes a movable assembly 701 mounted on the needle valve housing 6 and an adjustment motor 702 mounted on the movable assembly 701; a rotating shaft 703 is installed on the adjusting motor 702; the electric adjusting component 7 is connected with a needle valve rod 9 through a rotating shaft 703; an adjusting caliper 704 is further installed on the rotating shaft 703; the movable assembly 701 comprises a fixed bracket 707 arranged on the needle valve housing 6, a movable cylinder 705 arranged on the fixed bracket 707, and a movable plate 706 arranged on the movable cylinder 705; the adjusting motor 702 is fixed on the movable assembly 701 through a movable plate 706; the adjusting motor 702 drives the rotating shaft 703 to rotate, the rotating shaft 703 drives the needle valve rod 9 to rotate and adjusts the distance between the needle valve rod 9 and the valve seat 101 through threads, meanwhile, the movable cylinder 705 pushes the movable plate 706 to move, and the movable plate 706 drives the adjusting motor 702 and the needle valve rod 9 to move in the same direction, so that the adjustment of the needle valve rod 9 is facilitated.
Referring to fig. 1-4, the guide adjustment assembly 8 includes an adjustment guide ring 801 disposed on the needle valve housing 6 and a guide adjustment ring groove 802 disposed on the needle valve stem 9 and adapted to receive the adjustment guide ring 801; a valve seat 101 is also arranged in the valve body 1; the valve rod assembly 5 comprises a valve rod 501 and a valve core 502 which is arranged on the valve rod 501 and is matched with the valve seat 101; a needle valve core 901 matched with the valve seat 101 is arranged on the needle valve rod 9; through the arrangement of the adjusting guide ring 801 on the needle valve outer cover 6, the needle valve rod 9 is matched with the adjusting guide ring 801 through the adjusting guide ring groove 902, and the needle valve rod 9 moves along the adjusting guide ring 801, so that the needle valve rod 9 is guided, and the adjusting stability and the control precision are improved.
In the working process of the utility model, when the regulating valve is opened, the actuator 4 drives the valve rod 501 to move upwards, the valve rod 501 drives the valve core 502 to move upwards, and simultaneously the actuator 4 drives the valve rod 501 and the valve core 502 to adjust the medium flow at different heights, when the valve core 502 cannot meet the medium flow control, the regulating motor 702 drives the rotating shaft 703 to rotate, the rotating shaft 703 drives the needle valve rod 9 to rotate and adjust the distance between the needle valve rod 9 and the valve seat 101 through threads, simultaneously the movable cylinder 705 pushes the movable plate 706 to move, and the movable plate 706 drives the regulating motor 702 and the needle valve rod 9 to move in the same direction, so that the needle valve rod 9 is adjusted to meet the medium flow.
The above embodiments are illustrative of the present invention, and are not intended to limit the present invention, and any simple modifications of the present invention are within the scope of the present invention.
Claims (5)
1. An adjustable ultramicro flow regulating valve comprises a valve body (1), a valve cover (2) arranged on the valve body (1), a bracket (3) arranged on the valve cover (2), an actuator (4) arranged on the bracket (3) and a valve rod assembly (5) connected with the actuator (4); a needle valve rod (9) and a needle valve outer cover (6) are further mounted on the valve body (1) through threads; the needle valve is characterized in that an electric adjusting component (7) is arranged on the needle valve outer cover (6) and is fixedly connected with a needle valve rod (9); and a guide adjusting component (8) which is matched with the needle valve rod (9) is arranged between the needle valve rod and the needle valve outer cover (6).
2. The adjustable ultramicro flow regulating valve according to claim 1, characterized in that: the electric adjusting component (7) comprises a movable component (701) arranged on the needle valve housing (6) and an adjusting motor (702) arranged on the movable component (701); a rotating shaft (703) is arranged on the adjusting motor (702); the electric adjusting component (7) is connected with the needle valve rod (9) through a rotating shaft (703).
3. The adjustable ultramicro flow regulating valve according to claim 2, characterized in that: an adjusting caliper (704) is further installed on the rotating shaft (703); the movable assembly (701) comprises a fixed bracket (707) arranged on the needle valve housing (6), a movable air cylinder (705) arranged on the fixed bracket (707), and a movable plate (706) arranged on the movable air cylinder (705); the adjusting motor (702) is fixed on the movable component (701) through a movable plate (706).
4. The adjustable ultramicro flow regulating valve according to claim 1, characterized in that: the guide adjusting assembly (8) comprises an adjusting guide ring (801) arranged on the needle valve housing (6) and a guide adjusting ring groove (802) which is arranged on the needle valve stem (9) and is matched with the adjusting guide ring (801).
5. The adjustable ultramicro flow regulating valve according to claim 1, characterized in that: a valve seat (101) is also arranged in the valve body (1); the valve rod assembly (5) comprises a valve rod (501) and a valve core (502) which is arranged on the valve rod (501) and is matched with the valve seat (101); and a needle valve core (901) matched with the valve seat (101) is arranged on the needle valve rod (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122194998.1U CN215410218U (en) | 2021-09-11 | 2021-09-11 | Adjustable ultramicro small flow regulating valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122194998.1U CN215410218U (en) | 2021-09-11 | 2021-09-11 | Adjustable ultramicro small flow regulating valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215410218U true CN215410218U (en) | 2022-01-04 |
Family
ID=79665557
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122194998.1U Active CN215410218U (en) | 2021-09-11 | 2021-09-11 | Adjustable ultramicro small flow regulating valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215410218U (en) |
-
2021
- 2021-09-11 CN CN202122194998.1U patent/CN215410218U/en active Active
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