Pneumatic unit with cleaning function

Abstract

The pneumatic unit with the cleaning function comprises a pneumatic valve, a cleaning mechanism and a fixing mechanism, the cleaning mechanism comprises a cleaning pipe arranged on one side of the pneumatic valve, a filter screen is connected to the middle of the cleaning pipe in a penetrating mode, a cleaning assembly is arranged at the bottom of the filter screen, and the cleaning assembly comprises a rotating block arranged at the bottom of the filter screen. A cleaning brush is arranged at the top of the rotating block, a rotating piece is arranged on one side of the rotating block, and the bottom of the cleaning pipe is sleeved with a bottom cover in a threaded mode. Through the design of the filter screen, the cleaning brush, the rotating block, the bottom cover, the rotating piece and the fixing mechanism, the cleaning pipe is arranged at the water inlet of the pneumatic valve during use, and when fluid needs to enter the pneumatic valve, impurities in the fluid are blocked through the cleaning pipe and the filter screen in the cleaning pipe, so that the impurities are prevented from entering the pneumatic valve; therefore, the situation that abrasion of the sealing face of the valve element is aggravated due to impurity accumulation, and inner leakage is generated is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to pneumatic device technical field, especially pneumatic unit with cleaning function. BACKGROUND

[0002] Pneumatic valve is the execution element driven by compressed air, is used for controlling the on-off, flow or direction of fluid in pipeline.

[0003] In order to control the liquid flow in pipeline, usually install pneumatic valve in the middle section of pipeline, and the liquid on-off is adjusted by rotating valve core.However, this valve structure has obvious reliability defects: when conveying medium contains solid particles and other impurities, impurities are easy to embed sealing surface or stay in valve cavity during the rotation of valve core, and the impurity accumulation will cause the valve core sealing surface to wear intensively, and the internal leakage occurs, therefore, the utility model provides a kind of pneumatic unit with cleaning function to solve the above problems. UTILITY MODEL CONTENTS

[0004] The utility model discloses a kind of pneumatic unit with cleaning function, to solve the problems proposed in the above background technique.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of pneumatic unit with cleaning function, comprising:

[0006] Pneumatic valve;

[0007] Cleaning mechanism, the cleaning mechanism includes the cleaning pipe being arranged at the side of pneumatic valve, filter screen is connected in the middle part of the cleaning pipe, the bottom of the filter screen is provided with cleaning assembly, the cleaning assembly includes the rotating block being arranged at the bottom of filter screen, the top of the rotating block is provided with cleaning brush, one side of the rotating block is provided with rotating member, the bottom of the cleaning pipe is threadedly sleeved with bottom cover;

[0008] Fixing mechanism, the fixing mechanism includes the fixing piece being arranged at the top of rotating member, the bottom of the rotating member is provided with restriction piece.

[0009] Preferably, one side of the cleaning pipe is provided with connecting pipe, the connecting pipe is fixedly connected at the input end of pneumatic valve, the other side of the cleaning pipe is provided with water inlet pipe.

[0010] Preferably, the rotating member includes rotating rod being fixedly connected at one side of rotating block, the rotating rod is connected in the middle part of filter screen, the top end of the rotating rod is provided with twist cap.

[0011] Preferably, the fixing piece includes the insertion slot being opened at the bottom of twist cap, the rotating rod is connected in the inside of rotating rod.

[0012] Preferably, the top of the twist cap is provided with a mounting groove, and the inner wall of the bottom end of the mounting groove is threadedly connected with a bolt, and the bolt is threadedly connected with the top end of the rotating rod.

[0013] Preferably, the limiting member comprises a limiting block fixedly connected with the inner wall of one side of the cleaning pipe, and the bottom end of the rotating rod is fixedly connected with a limiting disc.

[0014] Preferably, one side of the limiting block is provided with a limiting groove, and the rotating rod is insertedly connected in the inside of the limiting groove.

[0015] The technical effects and advantages of the present utility model are as follows:

[0016] The present utility model discloses a cleaning assembly for a pneumatic valve, which comprises a cleaning pipe, a filter screen, a rotating block, a bottom cover, a rotating member and a fixing mechanism. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a three-dimensional structure schematic diagram of the present utility model.

[0018] Figure 2 It is a front structure schematic diagram of the present utility model.

[0019] Figure 3 It is a front sectional structure schematic diagram of the present utility model.

[0020] Figure 4 It is a front sectional structure schematic diagram of the present utility model. Figure 3 It is an enlarged structure schematic diagram of part A of the present utility model.

[0021] In the drawing: 1, pneumatic valve; 2, connecting pipe; 3, cleaning pipe; 4, water inlet pipe; 5, filter screen; 6, cleaning assembly; 601, rotating block; 602, cleaning brush; 603, rotating rod; 604, twist cap; 7, limiting member; 701, limiting block; 702, limiting groove; 703, limiting disc; 8, bottom cover; 9, fixing member; 901, mounting groove; 902, bolt; 903, insertion groove. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present utility model will be apparently and completely described in conjunction with the drawings of the embodiments of the present utility model. Obviously, the described embodiments are only part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all the other embodiments obtained by the ordinary skilled in the art without creative labor fall within the protection scope of the present utility model.

[0023] The utility model provides a pneumatic unit with cleaning function as Figures 1-4 As shown in a kind of pneumatic unit with cleaning function, it include:

[0024] Pneumatic valve 1;

[0025] Cleaning mechanism, cleaning mechanism includes the cleaning pipe 3 of setting in the one side of pneumatic valve 1, the middle part of cleaning pipe 3 is inserted and is connected with filter screen 5, the bottom of filter screen 5 is provided with cleaning assembly 6, cleaning assembly 6 includes the rotary block 601 of setting in the bottom of filter screen 5, the top of rotary block 601 is provided with cleaning brush 602, one side of rotary block 601 is provided with rotating part, the bottom of cleaning pipe 3 is threadedly covered with bottom cover 8;

[0026] Fixing mechanism, fixing mechanism includes the fixing piece 9 of setting in the top of rotating part, the bottom of rotating part is provided with restriction 7.

[0027] Specifically, one side of cleaning pipe 3 is provided with connecting pipe 2, connecting pipe 2 is fixedly connected at the input end of pneumatic valve 1, the other side of cleaning pipe 3 is provided with water inlet pipe 4.

[0028] Need to be explained, the setting pneumatic valve 1 is the valve of existing start control;By controlling the in and out of compressed air, drive cylinder or piston movement, to drive valve core change position, realize the opening, closing or flow regulation of valve, when solenoid valve is electrified, compressed air enters cylinder and pushes piston, makes valve action;When power off, spring or reverse airflow makes valve reset, to complete automatic control;The diameter of mesh hole opened on the setting filter screen 5 is one hundred to fifty mesh, in use, the impurities are blocked by filter screen 5, to avoid the generation of the situation that impurities enter pneumatic valve 1;Connecting pipe 2 and pneumatic valve 1 are connected by flange, in use, liquid is input to the inside of cleaning pipe 3 by water inlet pipe 4, and the impurities in liquid are blocked by filter screen 5 in the inside of cleaning pipe 3;The setting cleaning brush 602 is used to clean the bottom of filter screen 5, to avoid the generation of the situation that liquid cannot pass through filter screen 5 due to the blocking of filter screen 5;The setting bottom cover 8 is fixed in the bottom of cleaning pipe 3 by thread, and sealing ring is arranged at the connecting place of bottom cover 8 and cleaning pipe 3, in use, the connecting place of bottom cover 8 and cleaning pipe 3 is sealed, to avoid the generation of the situation that liquid overflows through the connecting place of both, and when the impurities in the inside of cleaning pipe 3 need to be cleaned, bottom cover 8 is directly opened, and then the impurities in the inside of cleaning pipe 3 are cleaned out.

[0029] Specifically, rotating part includes rotary lever 603 fixedly connected at one side of rotary block 601, rotary lever 603 is inserted and connected at the middle part of filter screen 5, and the top end of rotary lever 603 is provided with twist cap 604.

[0030] It should be noted that the rotating rod 603 is used to connect the rotating block 601 located inside the cleaning pipe 3 and the twist cap 604 located at the top of the cleaning pipe 3, so as to realize the rotation of the rotating block 601 driven by the twist cap 604.

[0031] Specifically, the fixing member 9 comprises an insertion slot 903 opened at the bottom of the twist cap 604, the rotating rod 603 is insertedly connected inside the rotating rod 603, the top of the twist cap 604 is provided with a mounting slot 901, and the inner wall at the bottom end of the mounting slot 901 is threadedly connected with a bolt 902, and the bolt 902 is threadedly connected with the top end of the rotating rod 603.

[0032] It should be noted that the insertion slot 903 is matched with the rotating rod 603, so that the rotating rod 603 can be inserted into the inside of the insertion slot 903, and the movement direction of the rotating rod 603 is limited through the insertion slot 903, the bolt 902 is arranged to connect the twist cap 604 and the rotating rod 603, so as to fix the twist cap 604 and the rotating rod 603 through the bolt 902.

[0033] Specifically, the limiting member 7 comprises a limiting block 701 fixedly connected to the inner wall of one side of the cleaning pipe 3, the bottom end of the rotating rod 603 is fixedly connected with a limiting disc 703, one side of the limiting block 701 is provided with a limiting slot 702, and the rotating rod 603 is insertedly connected inside the limiting slot 702.

[0034] It should be noted that the limiting slot 702 opened at one side of the limiting block 701 is a semicircular slot, and the limiting slot 702 is matched with the rotating rod 603, so that the rotating rod 603 can be insertedly connected inside the limiting slot 702, and the limiting disc 703 is a cylindrical body, and the diameter of the limiting disc 703 is greater than the diameter of the limiting slot 702, so that the limiting disc 703 cannot directly pass through the limiting slot 702, thereby limiting the upward movement distance of the rotating rod 603 through the limiting block 701.

[0035] Finally, it should be noted that the above only describes the preferred embodiments of the present application, and is not used to limit the present application, although the present application has been described in detail with reference to the foregoing embodiments, for those skilled in the art, the technical solutions recorded in the foregoing embodiments can be modified, or some technical features can be replaced, any modification, equivalent replacement, improvement, etc. within the spirit and principles of the present application, should be included in the protection scope of the present application.

Claims

1. A pneumatic unit having a cleaning function, characterized by comprising: The utility model relates to a kind of air-operated valve (1) and its cleaning mechanism;The utility model discloses the following technical scheme: Including: Air-operated valve (1); Cleaning mechanism, the cleaning mechanism includes the cleaning pipe (3) being arranged in one side of air-operated valve (1), the middle part of the cleaning pipe (3) is connected with filter screen (5) penetratingly, the bottom of the filter screen (5) is provided with cleaning assembly (6), the cleaning assembly (6) includes the rotating block (601) being arranged in the bottom of filter screen (5), the top of the rotating block (601) is provided with cleaning brush (602), one side of the rotating block (601) is provided with rotating member, the bottom of the cleaning pipe (3) is threadedly sleeved with bottom cover (8); 2. The pneumatic unit with cleaning function according to claim 1, characterized in that, Fixing mechanism, the fixing mechanism includes the fixing member (9) being arranged in the top of rotating member, the bottom of the rotating member is provided with limiting member (7).

3. The pneumatic unit with cleaning function according to claim 1, characterized in that, One side of the cleaning pipe (3) is provided with connecting pipe (2), the connecting pipe (2) is fixedly connected in the input end of air-operated valve (1), the other side of the cleaning pipe (3) is provided with water inlet pipe (4).

4. The pneumatic unit with cleaning function according to claim 3, characterized in that, The rotating member includes rotating rod (603) being fixedly connected in one side of rotating block (601), the rotating rod (603) is connected in the middle part of filter screen (5) penetratingly, the top end of the rotating rod (603) is provided with twist cap (604).

5. The pneumatic unit with cleaning function according to claim 4, characterized in that, The fixing member (9) includes the insertion slot (903) being opened in the bottom of twist cap (604), the rotating rod (603) is connected in the inside of rotating rod (603) penetratingly.

6. The pneumatic unit with cleaning function according to claim 3, characterized in that, The top of the twist cap (604) is provided with mounting groove (901), the inner wall of the bottom end of the mounting groove (901) is threadedly connected with bolt (902) penetratingly, the top end of the rotating rod (603) is threadedly connected with bolt (902).

7. The pneumatic unit with cleaning function according to claim 6, characterized in that, The limiting member (7) includes the limiting block (701) being fixedly connected in the inner wall of one side of cleaning pipe (3), the bottom end of the rotating rod (603) is fixedly connected with limiting disc (703). One side of the limiting block (701) is provided with limiting slot (702), the rotating rod (603) is connected in the inside of limiting slot (702) penetratingly.

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