Electronic type electric adjusting cut-off butterfly valve

Abstract

The utility model relates to the technical field of butterfly valves, in particular to an electronic type electric adjusting cut-off butterfly valve which comprises a butterfly valve pipeline. Comprising a butterfly valve pipeline, a circulating pipeline is arranged on the butterfly valve pipeline in a front-back penetrating mode, a rotatable rotating valve is arranged in the circulating pipeline, a fixed box is fixedly arranged on the right side of the butterfly valve pipeline, a sliding cavity is formed in the fixed box, a sliding groove is formed between the left wall of the sliding cavity and the circulating pipeline in a communicating mode, and a movable sliding plate is arranged in the sliding cavity. And meanwhile, vibration generated by the rotating valve due to the fact that media on one side of the rotating valve flow at a high speed to impact the rotating valve when the rotating valve is normally closed is avoided, abrasion of the rotating valve is avoided, waste is reduced, and cost is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to butterfly valve technical field, concretely is a kind of electronic electric regulating cut-off butterfly valve. BACKGROUND

[0002] Butterfly valve is also called flap valve, it is a kind of simple structure regulating valve, it can be used for low-pressure pipeline medium switch control butterfly valve, it is the valve that disc is closed piece, rotate around valve shaft to reach the opening and closing, electric regulating cut-off butterfly valve belongs to electric valve and electric regulating valve in a variety.

[0003] The existing electric regulating cut-off butterfly valve cannot completely isolate the space of two connections due to its low sealing performance, cannot play a good sealing throttling role when closed, and the high-speed flow of medium on one side of the valve when the valve is closed may impact the valve, which may cause the valve to vibrate and thus cause leakage and wear of the valve, resulting in loss. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a kind of electronic electric regulating cut-off butterfly valve, to overcome the above-mentioned defects in the prior art.

[0005] According to the electronic electric regulating cut-off butterfly valve of the utility model, the flow-through pipeline is provided in the butterfly valve pipeline, and the rotatable rotating valve is arranged in the flow-through pipeline.

[0006] The fixed box is fixedly arranged on the right side of the butterfly valve pipeline, the sliding cavity is arranged in the fixed box, the sliding groove is communicated between the left wall of the sliding cavity and the flow-through pipeline, the movable sliding plate is arranged in the sliding cavity, the sliding sealing plate is fixedly arranged on the left end surface of the sliding plate, the sliding sealing plate extends to the flow-through pipeline through the sliding groove, the sliding spring is arranged between the right end surface of the sliding plate and the right wall of the sliding cavity, and the sliding magnet is fixedly arranged on the right wall of the sliding cavity.

[0007] As an optimization of the utility model, the left sealing plate is fixedly arranged on the left wall of the front side of the flow-through pipeline.

[0008] As an optimization of the utility model, the right sealing plate is fixedly arranged on the right wall of the rear side of the flow-through pipeline.

[0009] As an optimization of the utility model, the translation cavity is arranged in the rear wall of the sliding groove, the translation groove is communicated between the front wall of the translation cavity and the rear wall of the sliding groove, and the movable translation plate is arranged in the translation cavity.

[0010] As an optimization of the utility model, the translation block is fixedly arranged on the front end surface of the translation plate, the translation block extends to the translation groove, and the inclined surface is arranged on the front end surface of the translation block.

[0011] As an optimization of the utility model, the translation spring is arranged between the rear end surface of the translation plate and the rear wall of the translation cavity.

[0012] Compared with the prior art, the utility model has the advantages of:

[0013] The utility model discloses a movable sliding sealing plate in the sliding groove, the rotary valve is clamped between the rear end surface of sliding sealing plate and the front end surface of right sealing plate, and then realizes sealed flow cut-off, simultaneously avoids the vibration of rotary valve caused by the high -speed flow impact of medium on one side of rotary valve when rotary valve is closed, and then avoids the abrasion of rotary valve.

[0014] The utility model discloses a motor drives rotary valve to rotate, and then makes rotary valve left side front end surface contact with left sealing plate, makes rotary valve right side rear end surface contact with right sealing plate, and then better realizes the sealed flow cut -off of flow -through pipeline, thereby reduces waste, reduces cost, simultaneously avoids the medium in flow -through pipeline backflow to sliding cavity through the translation block partition sliding groove. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is the appearance schematic front view of the utility model;

[0016] Figure 2 It is the appearance schematic front view of the utility model;

[0017] Figure 3 It is the appearance schematic right view of the utility model;

[0018] Figure 4 It is the appearance schematic plan view of the utility model;

[0019] Figure 5 It is the appearance schematic plan view of the utility model; Figure 3 The schematic view of A-A in it;

[0020] Figure 6 It is the appearance schematic plan view of the utility model; Figure 5 The schematic view of B-B in it.

[0021] In the drawing:

[0022] 101, butterfly valve pipeline; 102, fixed box; 103, flow -through pipeline; 104, rotary valve; 105, left sealing plate; 106, sliding sealing plate; 107, right sealing plate; 108, sliding groove; 109, sliding plate; 200, sliding spring; 201, sliding magnet; 202, sliding cavity; 203, translation groove; 204, translation cavity; 205, translation plate; 206, translation block; 207, translation spring. DETAILED DESCRIPTION

[0023] The utility model will be further explained in detail in connection with the drawings.

[0024] Example 1

[0025] Referring to Figures 1-6 , the first embodiment of the utility model provides an example of electronic electrically adjusted cut-off butterfly valve, including butterfly valve pipeline 101, the front and back of butterfly valve pipeline 101 are provided with flow pipeline 103, flow pipeline 103 is equipped with rotatable rotating valve 104;

[0026] Butterfly valve pipeline 101 right side fixedly arranged with fixed box 102, fixed box 102 is equipped with sliding cavity 202, and sliding slot 108 is communicated between the left wall of sliding cavity 202 and flow pipeline 103, and movable sliding plate 109 is arranged in sliding cavity 202, sliding seal plate 106 is fixedly arranged on the left end surface of sliding plate 109, sliding seal plate 106 extends to flow pipeline 103 through sliding slot 108 to the left, sliding spring 200 is arranged between the right end surface of sliding plate 109 and the right wall of sliding cavity 202, and sliding magnet 201 is fixedly arranged on the right wall of sliding cavity 202.

[0027] The rotation of rotating valve 104 is driven by motor, the on-off of flow pipeline 103 can be quickly realized, when flow pipeline 103 needs to be cut off, sliding magnet 201 does not work, sliding plate 109 moves to the left under the action of sliding spring 200, further drives sliding seal plate 106 to move to the left, further makes sliding seal plate 106 move to flow pipeline 103, so that the right side front end surface of rotating valve 104 is clamped, and rotating valve 104 is clamped between the rear end surface of sliding seal plate 106 and the front end surface of right sealing plate 107, so that the sealing cut-off is realized, and the vibration of rotating valve 104 caused by the high-speed flow impact of medium on one side of rotating valve 104 is avoided, further avoiding the abrasion of rotating valve 104, when flow pipeline 103 needs to be communicated, sliding magnet 201 is powered on, further makes sliding plate 109 move to the right, further drives sliding seal plate 106 to move to the right, further makes sliding seal plate 106 retract into sliding cavity 202, further makes rotating valve 104 can rotate normally, so that the communication of flow pipeline 103 is avoided.

[0028] Embodiment 2

[0029] Referring to Figures 1-6 , the second embodiment of the utility model is based on the previous embodiment, specifically, left sealing plate 105 is fixedly arranged on the left wall of the front side of flow pipeline 103, and right sealing plate 107 is fixedly arranged on the right wall of the rear side of flow pipeline 103.

[0030] When it is needed to cut off the flow pipeline 103, the motor drives the rotary valve 104 to rotate, and then the left front end surface of the rotary valve 104 is in contact with the left sealing plate 105, and the right rear end surface of the rotary valve 104 is in contact with the right sealing plate 107, so that the sealing and flow cutting of the flow pipeline 103 are better realized, thereby reducing waste and reducing cost.

[0031] Embodiment 3

[0032] With reference to Figures 1-6 For the second embodiment of the utility model, the embodiment is based on the previous embodiment, and specifically, a translation cavity 204 is arranged in the rear wall of the sliding groove 108, a translation groove 203 is arranged in communication between the front wall of the translation cavity 204 and the rear wall of the sliding groove 108, a movable translation plate 205 is arranged in the translation cavity 204, a translation block 206 is fixedly arranged on the front end surface of the translation plate 205, the translation block 206 extends to the translation groove 203, an inclined surface is arranged on the front end surface of the translation block 206, and a translation spring 207 is arranged between the rear end surface of the translation plate 205 and the rear wall of the translation cavity 204.

[0033] When the flow pipeline 103 is communicated, the sliding sealing plate 106 is retracted into the sliding cavity 202, the translation plate 205 moves forward under the action of the translation spring 207, and then the translation block 206 is driven to move forward, so that the translation block 206 moves into the sliding groove 108, the sliding groove 108 is then cut off, and the medium flowing in the flow pipeline 103 is prevented from flowing back into the sliding cavity 202, when the flow pipeline 103 is cut off, the sliding sealing plate 106 moves to the left, the translation block 206 is lifted backward through the inclined surface on the front end surface of the translation block 206, and then the sliding groove 108 is communicated.

[0034] The above is only a specific embodiment of the utility model, but the technical features of the utility model are not limited to this, any person skilled in the art makes changes or modifications in the field of the utility model, and the changes or modifications are covered in the patent range of the utility model.

Claims

1. An electronically controlled, electrically controlled shut-off butterfly valve, comprising a butterfly valve pipeline (101), characterized in that: The butterfly valve pipeline (101) is penetrated by a circulation pipeline (103) at the front and rear, and a rotatable rotary valve (104) is provided in the circulation pipeline (103); A fixed box (102) is fixedly provided on the right side of the butterfly valve pipeline (101), a sliding chamber (202) is provided in the fixed box (102), a sliding groove (108) is provided between the left wall of the sliding chamber (202) and the circulation pipeline (103), a movable sliding plate (109) is provided in the sliding chamber (202), a sliding sealing plate (106) is fixedly provided on the left end face of the sliding plate (109), the sliding sealing plate (106) extends to the left into the circulation pipeline (103) through the sliding groove (108), a sliding spring (200) is provided between the right end face of the sliding plate (109) and the right wall of the sliding chamber (202), and a sliding magnet (201) is fixedly provided on the right wall of the sliding chamber (202).

2. The electronically controlled, electrically adjustable shut-off butterfly valve according to claim 1, characterized in that: A left sealing plate (105) is fixedly provided on the left front wall of the circulation pipe (103).

3. The electronically controlled, electrically controlled shut-off butterfly valve according to claim 1, characterized in that: A right sealing plate (107) is fixedly provided on the right wall at the rear side of the circulation pipe (103).

4. The electronically controlled, electrically adjustable shut-off butterfly valve according to claim 1, characterized in that: A translation cavity (204) is provided in the rear wall of the sliding groove (108), a translation groove (203) is provided between the front wall of the translation cavity (204) and the rear wall of the sliding groove (108), and a movable translation plate (205) is provided in the translation cavity (204).

5. The electronically controlled, electrically adjustable shut-off butterfly valve according to claim 4, characterized in that: A translation block (206) is fixedly provided on the front end surface of the translation plate (205), the translation block (206) extends to the translation slot (203), and an inclined surface is provided on the front end surface of the translation block (206).

6. The electronically controlled, electrically controlled shut-off butterfly valve according to claim 5, characterized in that: A translation spring (207) is provided between the rear end surface of the translation plate (205) and the rear wall of the translation cavity (204).

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