Filter valve

Abstract

The utility model discloses a filter valve which comprises a valve body, the left end of the valve body is connected with a filter box, the left end of the filter box is connected with a connecting pipe, the left side of the outer end face of the connecting pipe and the right side of the outer end face of the valve body are both provided with fixing flanges, a baffle is arranged in the filter box, and the left end and the right end in the filter box are both provided with adjusting plates corresponding to baffle rotating rods. Fixing seats corresponding to the adjusting plates are arranged on the inner walls of the front end and the rear end of the filter box, rotating shafts are arranged on the two adjusting plates, the two rotating shafts extend downwards to penetrate through the filter box, locking mechanisms corresponding to the filter box are arranged at the bottom ends of the two rotating shafts, filter screens corresponding to the baffles are detachably arranged at the front end and the rear end of the filter box, and mounting plates are arranged on the outer end faces of the two filter screens. Mounting grooves corresponding to the two mounting plates are formed in the filter box, limiting mechanisms corresponding to the mounting plates are arranged at the front end and the rear end of the filter box, through the design of the baffles and the adjusting plates, maintenance without shutdown is facilitated, and the working efficiency is guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to valve technical field more specifically, it relates to a filter valve. BACKGROUND

[0002] Valve is the control component in pipeline fluid conveying system, it is used for changing passage section and medium flow direction, has the functions such as guiding, cut-off, throttling, check, shunt or overflow pressure relief, valve is widely used in water supply and drainage, sewage treatment, food, medicine and other industries as the general equipment of regulating or intercepting device on fluid pipeline, to avoid the internal impurities of pipeline to accumulate in the valve position, generally adopts filter valve to control the medium transmission in pipeline, the filter mechanism of existing filter valve is prone to damage when being used for a long time, and the replacement operation is more troublesome, it is inconvenient to overhaul, and the whole needs to be stopped during replacement, which affects the work efficiency, and there is lack of suitable non-stop overhaul mechanism, in addition, the cleaning operation is more troublesome when the internal impurities of the device accumulate, and there is lack of suitable backwashing mechanism. SUMMARY

[0003] (I) technical problem solved

[0004] In view of the problems in the prior art, the utility model provides a filter valve to solve the technical problems that the whole needs to be stopped during replacement, which affects the work efficiency, and there is lack of suitable non-stop overhaul mechanism in the background art.

[0005] (II) technical scheme

[0006] To achieve the above object, the utility model provides the following technical scheme: a filter valve, including the valve body, the left end of valve body is connected with filter box, the left end of filter box is connected with connecting pipe, the outer end surface left side of connecting pipe and the outer end surface right side of valve body are equipped with fixed flange, the inside of filter box is equipped with baffle, the inside left and right ends of filter box are equipped with adjusting plate, the inside wall of front and rear ends of filter box is equipped with fixed seat, two adjusting plates are equipped with rotating shaft, two rotating shafts all downwardly extend and penetrate filter box, the bottom end of two rotating shafts is equipped with locking mechanism, the front and rear ends of filter box are detachably equipped with filter screen, the outer end surface of two filter screens is equipped with mounting plate, the filter box is equipped with mounting groove on both sides of two mounting plates, and the front and rear ends of filter box are equipped with limiting mechanism.

[0007] The utility model further sets up, two locking mechanisms all include locking plate and locking rod, the locking plate is installed at the bottom end of rotating shaft, the locking rod is set through locking plate, the bottom end of filter box is equipped with locking hole corresponding to locking rod, the locking hole is provided with a plurality of, and locking is convenient to rotate and adjust.

[0008] The utility model further sets up, two locking rod bottom end all are equipped with locking ring, spring is connected between locking ring and locking plate, spring is sleeved on the outside end of locking rod, and it is convenient for automatic reset locking.

[0009] The utility model further sets up, two limit mechanism all include fixed plate, limit rod and limit board, the fixed plate is installed on the filter box, limit rod is provided with two, two limit rod all are equipped with and set up on the fixed plate, the limit board is connected and sets up on one side of two limit rod, the limit hole is set up in the corresponding two limit rod on the mounting plate, and it is convenient to install limit.

[0010] The utility model further sets up, the fixed plate is rotatably equipped with adjusting rod, and the limit board and adjusting rod are threadedly connected, realize limit operation.

[0011] The utility model further sets up, the filter box upper end face right side is equipped with water supply pipe, the filter box lower end face left side is equipped with sewage pipe, and it is convenient to backwash cleaning.

[0012] The utility model further sets up, two water supply pipe all are equipped with water supply valve, two sewage pipe all are equipped with sewage valve, and control is realized to backwash inlet and outlet water.

[0013] (Three) beneficial effects

[0014] Compared with the prior art, the utility model provides a filter valve, has the following beneficial effects:

[0015] 1, through the design of baffle and adjusting plate, baffle fixed setting, two adjusting plates are rotatably set up to filter box, adjusting plate and fixed seat cooperate, and the inside space of filter box is separated, and it is convenient to open on one side and use, and the other side does not stop work overhauls, guarantees work efficiency.

[0016] 2, through the design of mounting plate, the mounting plate is detachably set up to the corresponding installation groove, the limit rod is set up to the fixed plate, the adjusting rod and the limit board are threadedly cooperated, the limit rod is conveniently adjusted, the limit rod and the limit hole are cooperatively set up, the limit is conveniently installed, and the filter screen dismounting operation is convenient.

[0017] 3, through the design of water supply pipe and sewage pipe, water supply pipe and external water source are cooperatively connected, convenient to send water to the inside, water supply valve and sewage valve realize control to inlet and outlet water, and it is convenient to backwash cleaning to the impurity accumulated in the inside. DETAILED DESCRIPTION

[0018] Figure 1 It is a kind of filter valve preferred overall structure schematic view;

[0019] Figure 2 Fig. 3 is a schematic view of the overall structure of a preferred filter box of a filter valve;

[0020] Figure 3 Fig. 4 is a sectional view of the internal structure of a preferred filter box of a filter valve;

[0021] Figure 4 Fig. 5 is a schematic view of the cooperation structure of a preferred mounting plate and filter screen of a filter valve;

[0022] Figure 5 Fig. 6 is a schematic view of the overall structure of a preferred adjusting plate of a filter valve.

[0023] In the drawings: 1, valve body; 2, filter box; 3, connecting pipe; 4, fixing flange; 5, baffle; 6, adjusting plate; 7, fixing seat; 8, rotating shaft; 9, filter screen; 10, mounting plate; 11, mounting groove; 12, locking plate; 13, locking rod; 14, locking hole; 15, locking ring; 16, spring; 17, fixing plate; 18, limiting rod; 19, limiting plate; 20, adjusting rod; 21, water supply pipe; 22, blowdown pipe; 23, water supply valve; 24, blowdown valve; 25, limiting hole. DETAILED DESCRIPTION

[0024] It should be noted that the embodiments and features in the embodiments in the present application can be combined with each other without conflict. The present application will be described in detail below with reference to the drawings and in combination with embodiments.

[0025] It should be noted that, unless otherwise specified, all technical and scientific terms used in the present application have the same meaning as generally understood by those skilled in the art to which the present application belongs.

[0026] In the present application, unless otherwise specified, the directions such as "up, down" are generally directed to the directions shown in the drawings, or are directed to the vertical, perpendicular or gravity directions. Similarly, for the convenience of understanding and description, "left, right" are generally directed to the left and right shown in the drawings; "inner, outer" refer to the inner and outer relative to the contour of each component itself, but the above directional words are not used to limit the present application.

[0027] Please refer to Figures 1-5The utility model provides a filter valve, including valve body 1, the left end of valve body 1 is connected with filter box 2, filter box 2 left end is connected with connecting pipe 3, and the outer end surface left side of connecting pipe 3 and the outer end surface right side of valve body 1 are equipped with fixed flange 4, the inside of filter box 2 is equipped with baffle 5, and the inside left and right ends of filter box 2 are equipped with adjusting plate 6 correspondingly with baffle 5 rotating rod, and the inside left and right ends of filter box 2 are equipped with fixed seat 7 correspondingly with adjusting plate 6, two adjusting plates 6 are equipped with rotating shaft 8, and two rotating shafts 8 all downwardly extend through filter box 2, and the bottom of two rotating shafts 8 is equipped with locking mechanism correspondingly with filter box 2, and the front and rear ends of filter box 2 are detachably equipped with filter screen 9 correspondingly with baffle 5, and the outer end surface of two filter screens 9 is equipped with mounting plate 10, and the upper of filter box 2 is equipped with mounting groove 11 correspondingly with two mounting plates 10, and the front and rear ends of filter box 2 are equipped with limiting mechanism correspondingly with mounting plate 10.

[0028] In the embodiment, the adjusting plate 6 is rotated, the adjusting plate 6 is rotated to the position matched with the fixed seat 7 on one side, the locking mechanism is locked after rotation, the fixed seat 7, the adjusting plate 6 and the baffle 5 are matched, the inside of the filter box 2 is divided, one side is normally used, and the other side can be overhauled without stopping work, so that the work efficiency is ensured, the mounting plate 10 of the filter screen 9 is detachably arranged corresponding to the mounting groove 11, and the limiting mechanism limits the mounting.

[0029] More specifically, the fixed flange 4 on the valve body 1 and the connecting pipe 3 is matched with the pipeline outside, and is locked by bolts.

[0030] Please refer to Figure 2 And Figure 5 , as an embodiment of the locking mechanism: two locking mechanisms all include locking plate 12 and locking rod 13, the locking plate 12 is installed at the bottom of the rotating shaft 8, the locking rod 13 is arranged through the locking plate 12, the bottom of the locking rod 13 is provided with locking ring 15, the spring 16 is connected between the locking ring 15 and the locking plate 12, and the spring 16 is sleeved on the outer side of the locking rod 13.

[0031] Specifically, before rotation, the locking ring 15 is gripped, the locking rod 13 is pulled out downward, the spring 16 is elongated, the adjusting plate 6 is rotated to the appropriate position, the locking ring 15 is released, the spring 16 is retracted, and the locking rod 13 is reset and inserted into the appropriate locking hole 14, so that the position after rotation is locked.

[0032] Please refer to Figures 1-4As an embodiment of the limiting mechanism: two limiting mechanisms each include a fixed plate 17, a limiting rod 18 and a limiting plate 19, the fixed plate 17 is installed on the filter box 2, the limiting rod 18 is provided with two, both of which are arranged through the fixed plate 17, the limiting plate 19 is connected to one side of the two limiting rods 18, the mounting plate 10 is provided with a limiting hole 25 corresponding to the two limiting rods 18, and the fixed plate 17 is provided with an adjusting rod 20 which is rotatably arranged.

[0033] Specifically, after the filter screen 9 with the mounting plate 10 is installed in the corresponding mounting groove 11, the adjusting rod 20 is rotated, the adjusting rod 20 and the limiting plate 19 are threadedly connected, the limiting plate 19 drives the limiting rod 18 to slide relative to the fixed plate 17, and the limiting rod 18 is inserted into the limiting hole 25.

[0034] Please refer to Figure 1 and Figure 2 As an embodiment of backwashing: the filter box 2 is symmetrically provided with a water feeding pipe 21 on the right side of the upper end face, and a sewage pipe 22 on the left side of the lower end face, the water feeding pipe 21 is provided with a water feeding valve 23, and the sewage pipe 22 is provided with a sewage valve 24.

[0035] Specifically, after the internal separation of the filter box 2 is completed, the side not in circulation is cleaned, the water feeding pipe 21 is connected with an external water source, the water feeding valve 23 is opened, the external water source enters the inside of the filter box 2 through the water feeding pipe 21 to wash the impurities inside, and the sewage valve 24 is opened, and the impurities are discharged outside through the sewage pipe 22.

[0036] In summary, the overall equipment is used in:

[0037] When in the installation and adjustment state, the connecting pipe 3 and the valve body 1 are preliminarily installed in cooperation with external pipelines, the fixed flange 4 and the flange of the external pipeline are connected by bolt cooperation, the two adjusting plates 6 are rotated to the same side, the fixed seat 7, the adjusting plate 6 and the baffle 5 are cooperated to separate the inside, the medium is conveyed into the filter box 2 through the connecting pipe 3, the filter screen 9 inside filters the medium, and the filtered medium is transmitted to the pipeline on the other side through the valve body 1, and the valve body 1 controls the flow of the medium.

[0038] When in the rotating adjustment state, before the adjusting plate 6 is rotated and adjusted, the locking ring 15 is gripped, the locking rod 13 is pulled out downward, and the spring 16 is elongated, the rotating adjustment is adjusted to the appropriate position, the locking ring 15 is released, the spring 16 is retracted, and the locking rod 13 is reset and inserted into the locking hole 14 to lock the rotating adjustment.

[0039] When in the cleaning and overhauling state, the device is used for a long time, one side of the filter screen 9 is damaged, the adjusting plate 6 is turned to adjust to the other side, the damaged filter screen 9 is overhauled, the adjusting rod 20 is turned, the adjusting rod 20 and the limiting plate 19 are screwed, the limiting plate 19 drives the limiting rod 18 to be drawn out from the limiting hole 25, and the mounting plate 10 and the filter screen 9 are integrally overhauled.

[0040] In all the above-mentioned solutions, the connection between the two components can be selected according to the actual situation, such as welding, bolt and nut connection, bolt or screw connection or other known connection mode, which will not be described one by one here. In the above, whenever it is mentioned that it is fixedly connected, it is preferred to consider welding. Although the embodiments of the utility model have been shown and described, those skilled in the art can understand that various changes, modifications, replacements and modifications can be made to these embodiments without departing from the principles and spirits of the utility model. The scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A filter valve comprising a valve body (1), characterised in that: The left end of the valve body (1) is connected with a filter box (2), the left end of the filter box (2) is connected with a connecting pipe (3), the outer end face left side of the connecting pipe (3) and the outer end face right side of the valve body (1) are both provided with a fixed flange (4), the inside of the filter box (2) is provided with a baffle (5), the inside of the filter box (2) is provided with an adjusting plate (6) corresponding to the rotating rod of the baffle (5) at the left and right ends, the filter box (2) is provided with a fixed seat (7) corresponding to the adjusting plate (6) on the inner wall of the front and rear ends, two adjusting plates (6) are provided with rotating shafts (8), two rotating shafts (8) extend downward and penetrate the filter box (2), two rotating shafts (8) are provided with locking mechanisms corresponding to the filter box (2) at the bottom ends, the front and rear ends of the filter box (2) are detachably provided with filter screens (9) corresponding to the baffle (5), the outer end faces of the two filter screens (9) are provided with mounting plates (10), the filter box (2) is provided with mounting grooves (11) corresponding to the two mounting plates (10), and the front and rear ends of the filter box (2) are provided with limiting mechanisms corresponding to the mounting plates (10).

2. A filter valve according to claim 1, characterised in that: Both of the locking mechanisms comprise a locking plate (12) and a locking rod (13), the locking plate (12) is installed at the bottom end of the rotating shaft (8), the locking rod (13) penetrates the locking plate (12), the bottom end of the filter box (2) is provided with a locking hole (14) corresponding to the locking rod (13), and a plurality of locking holes (14) are formed.

3. A filter valve according to claim 2, characterised in that: The bottom ends of the two locking rods (13) are provided with locking rings (15), springs (16) are connected between the locking rings (15) and the locking plates (12), and the springs (16) are sleeved on the outer side ends of the locking rods (13).

4. The filter valve of claim 1, wherein: Both of the limiting mechanisms comprise a fixed plate (17), a limiting rod (18) and a limiting plate (19), the fixed plate (17) is installed on the filter box (2), two limiting rods (18) are provided, the two limiting rods (18) penetrate the fixed plate (17), and the limiting plate (19) is connected on one side of the two limiting rods (18).

5. A filter valve according to claim 4, characterised in that: The fixed plate (17) is provided with an adjusting rod (20) which is rotatable, and the limiting plate (19) and the adjusting rod (20) are screw-connected.

6. The filter valve of claim 1, wherein: The right side of the upper end face of the filter box (2) is symmetrically provided with a water feeding pipe (21), and the left side of the lower end face of the filter box (2) is symmetrically provided with a sewage discharge pipe (22).

7. A filter valve according to claim 6, characterised in that: Water feeding valves (23) are arranged on the two water feeding pipes (21), and sewage discharge valves (24) are arranged on the two sewage discharge pipes (22).

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