Anti-blocking regulating valve

Abstract

The utility model discloses an anti-blocking regulating valve which comprises a valve body, a valve cover installed on the valve body, a support installed on the valve cover, an actuator installed on the support and a valve rod connected with the actuator. The bottom of the valve body is detachably provided with a bottom cover and a filter cartridge arranged between the bottom cover and the valve body; the bottom cover is provided with a plurality of flushing holes, a flushing chute communicated with the flushing holes and a cleaning discharge port communicated with the cleaning discharge port. Impurities in liquid can be filtered by arranging the filter cartridge, and blockage caused by accumulation of the impurities in the liquid flowing to the valve element is prevented, so that normal use of the valve is guaranteed; impurities generated after the interior of the valve body and the filter cartridge are flushed can flow into the flushing chute through the flushing hole, and uniformly flow to the cleaning discharge port through guiding in the flushing chute to be uniformly discharged, so that the interior of the valve can be flushed without disassembling the valve, and the flushing convenience is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to valve technical field, specifically point to a kind of anti-jamming regulating valve. BACKGROUND

[0002] Regulating valve is also called control valve, in the industrial automation process control field, by accepting the control signal output of regulating control unit, change medium flow, pressure, temperature, liquid level etc. Process parameters of final control element by means of power operation, it is generally composed of actuator and valve;In the prior art, impurities in liquid are easy to accumulate at valve core and sleeve, causing blockage, especially in mud, pulp, ore pulp, caustic soda etc. Working condition application time, affect the normal use of valve, and the valve body structure of prior art is integral structure, inconvenient to flush the inside of valve body. For this reason, a kind of anti-jamming regulating valve is provided. SUMMARY

[0003] The utility model discloses a kind of regulating valves for solving the above problems.

[0004] To achieve the above object, the utility model provides the following technical scheme: a kind of anti-jamming regulating valve, including valve body, valve cover being installed on valve body, support being installed on valve cover, actuator being installed on support and valve stem being connected with actuator;Its characterized in that the bottom of the valve body is detachably installed with bottom cover and filter cartridge being installed between bottom cover and valve body;Several flush holes, flush inclined grooves communicated with flush hole and cleaning discharge port communicated with cleaning discharge port are equipped on the bottom cover.

[0005] As preferred, the cleaning discharge port is also detachably installed with discharge plug.

[0006] As preferred, sleeve and valve seat are installed between the valve body and valve cover.

[0007] As preferred, valve core is slidably connected with valve stem in the sleeve.

[0008] As preferred, the sleeve is also provided with several shunt through holes.

[0009] As preferred, packing is also installed between the valve stem and valve cover;The packing is installed with pressing plate fixed on the valve cover.

[0010] As preferred, it also includes speed reduction cylinder being installed on valve body;The speed reduction cylinder is equipped with blocking plate, which can block liquid and block large-volume impurities in liquid from entering the valve body.

[0011] As preferred, the blocking plate is provided with several liquid through holes for facilitating liquid passing.

[0012] The utility model discloses beneficial effect: through install filter cartridge between bottom cover and valve body, only need to dismantle bottom cover when replacing filter cartridge, thereby being convenient for the installation or dismounting of filter cartridge.

[0013] Through setting up filter cartridge, the impurity in liquid can be filtered, and the impurity in liquid is prevented from flowing to the valve core and piling up to cause the blockage, thereby guaranteeing the normal use of the valve.

[0014] Through flushing hole, the impurity after flushing the inside of valve body and filter cartridge can flow to flushing chute, and uniformly flow to cleaning discharge port through the guide in washing chute and is discharged uniformly, thereby not needing to dismount the valve to flush the inside, and the convenience of flushing is improved. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is the structure schematic diagram of the utility model.

[0016] Figure 2 It is the utility model Figure 1 A place partial close -up of the utility model.

[0017] Figure 3 It is the partial structure schematic diagram of the utility model embodiment 2.

[0018] Legend: 1, valve body;101, sleeve;102, valve seat;103, valve core;104, shunt through -hole;2, valve cover;201, packing;202, pressboard;3, support;4, actuator;5, valve rod;6, bottom cover;601, flushing hole;602, flushing chute;603, cleaning discharge port;605, discharge plug;7, filter cartridge;8, speed reduction cylinder;801, baffle;802, liquid through -hole. DETAILED DESCRIPTION

[0019] Below, we combine the drawings to the adjusting valve of the utility model described further.

[0020] It should be explained that, all directionality instructions such as upper, lower, left, right, front, back in the embodiment of the application only are used to explain the relative position relationship, movement condition etc. between each component in a certain specific posture, such as shown in the drawing, if the specific posture changes, then the directionality instruction also changes accordingly. Embodiment 1

[0021] Refer to the drawings Figures 1-2As shown in the adjustment valve of the embodiment, the valve body 1 is detachably provided with a bottom cover 6 and a filter cartridge 7 between the bottom cover 6 and the valve body 1, the bottom cover 6 is provided with a plurality of flushing holes 601, a flushing inclined groove 602 communicated with the flushing holes 601 and a cleaning discharge port 603 communicated with the cleaning discharge port 603, the filter cartridge 7 is installed between the bottom cover 6 and the valve body 1, and the filter cartridge 7 is replaced by only detaching the bottom cover 6, so that the filter cartridge 7 is conveniently installed or detached, the impurities in the liquid are filtered by the filter cartridge 7, the impurities in the liquid are prevented from flowing to the valve core 103 and being accumulated to cause blockage, and the normal use of the valve is ensured, the impurities in the valve body 1 and the filter cartridge 7 after being flushed flow into the flushing inclined groove 602 through the flushing holes 601, and are uniformly discharged from the cleaning discharge port 603 through the guide in the flushing inclined groove, so that the valve body is conveniently flushed without being detached.

[0022] Referring to the drawings Figures 1-2 As shown in the adjustment valve of the embodiment, the valve body 1 is detachably provided with a bottom cover 6 and a filter cartridge 7 between the bottom cover 6 and the valve body 1, the bottom cover 6 is provided with a plurality of flushing holes 601, a flushing inclined groove 602 communicated with the flushing holes 601 and a cleaning discharge port 603 communicated with the cleaning discharge port 603, the filter cartridge 7 is installed between the bottom cover 6 and the valve body 1, and the filter cartridge 7 is replaced by only detaching the bottom cover 6, so that the filter cartridge 7 is conveniently installed or detached, the impurities in the liquid are filtered by the filter cartridge 7, the impurities in the liquid are prevented from flowing to the valve core 103 and being accumulated to cause blockage, and the normal use of the valve is ensured, the impurities in the valve body 1 and the filter cartridge 7 after being flushed flow into the flushing inclined groove 602 through the flushing holes 601, and are uniformly discharged from the cleaning discharge port 603 through the guide in the flushing inclined groove, so that the valve body is conveniently flushed without being detached.

[0023] Referring to the drawings Figure 1 As shown in the adjustment valve of the embodiment, the valve body 1 is detachably provided with a bottom cover 6 and a filter cartridge 7 between the bottom cover 6 and the valve body 1, the bottom cover 6 is provided with a plurality of flushing holes 601, a flushing inclined groove 602 communicated with the flushing holes 601 and a cleaning discharge port 603 communicated with the cleaning discharge port 603, the filter cartridge 7 is installed between the bottom cover 6 and the valve body 1, and the filter cartridge 7 is replaced by only detaching the bottom cover 6, so that the filter cartridge 7 is conveniently installed or detached, the impurities in the liquid are filtered by the filter cartridge 7, the impurities in the liquid are prevented from flowing to the valve core 103 and being accumulated to cause blockage, and the normal use of the valve is ensured, the impurities in the valve body 1 and the filter cartridge 7 after being flushed flow into the flushing inclined groove 602 through the flushing holes 601, and are uniformly discharged from the cleaning discharge port 603 through the guide in the flushing inclined groove, so that the valve body is conveniently flushed without being detached.

[0024] In the utility model, when the valve body 1 needs to be flushed, the discharge plug 605 is detached from the cleaning discharge port 603, flushing liquid enters the valve body 1 through the inlet of the valve body 1, the impurities on the valve body 1 and the filter cartridge 7 are flushed by the flushing liquid, and then the impurities flow into the flushing inclined groove 602 through the flushing holes 601 and are uniformly discharged from the cleaning discharge port 603 through the guide in the flushing inclined groove. Embodiment 2

[0025] Referring to the drawings Figure 3Compared with example 1, the embodiment further comprises a speed reduction cylinder 8 installed on the valve body 1; the speed reduction cylinder 8 is internally provided with a blocking plate 801 capable of blocking the liquid and large-volume impurities in the liquid from entering the valve body 1; the blocking plate 801 is provided with a plurality of liquid through holes 802 for facilitating the liquid to pass through; by utilizing the blocking plate 801 to block the large-volume impurities in the liquid when entering the valve body 1, the liquid flows to the inside of the valve body 1 through the liquid through holes 802, and the flow rate of the liquid can also be reduced, thereby reducing the scouring of the liquid on the inside of the valve body 1.

[0026] The above examples are used to illustrate the present application, but not to limit the present application, and any simple transformation of the present application also belongs to the protection scope of the present application.

Claims

1. A jamming-resistant regulating valve, comprising 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 stem (5) connected to the actuator (4); characterized in that... The bottom of the valve body (1) is detachably fitted with a bottom cover (6) and a filter cartridge (7) installed between the bottom cover (6) and the valve body (1); the bottom cover (6) is provided with a plurality of flushing holes (601), a flushing chute (602) communicating with the flushing holes (601), and a cleaning discharge port (603) communicating with the cleaning discharge port (603).

2. The anti-clogging regulating valve according to claim 1, characterized in that: A discharge plug (605) can also be detachably installed on the discharge port (603).

3. The anti-clogging regulating valve according to claim 1, characterized in that: A sleeve (101) and a valve seat (102) are installed between the valve body (1) and the valve cover (2).

4. The anti-clogging regulating valve according to claim 3, characterized in that: The sleeve (101) contains a slidable valve core (103) that is connected to the valve stem (5).

5. The anti-clogging regulating valve according to claim 4, characterized in that: The sleeve (101) is also provided with several flow-through holes (104).

6. The anti-clogging regulating valve according to claim 1, characterized in that: A packing material (201) is also installed between the valve stem (5) and the valve cover (2); a pressure plate (202) fixed on the valve cover (2) is installed on the packing material (201).

7. The anti-clogging regulating valve according to claim 1, characterized in that: It also includes a speed-reducing cylinder (8) installed on the valve body (1); the speed-reducing cylinder (8) is provided with a baffle plate (801) that can block and reduce the speed of the liquid and block large-volume impurities in the liquid from entering the valve body (1).

8. The anti-clogging regulating valve according to claim 7, characterized in that: The baffle plate (801) is provided with a number of liquid passage holes (802) to facilitate the passage of liquid.

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