Butterfly valve capable of being remotely adjusted

Abstract

The utility model relates to the technical field of butterfly valves, in particular to a remotely-adjustable butterfly valve, which comprises a fixing plate and a valve body, a remote controller is mounted at the top of the valve body, a servo motor is mounted at the top of the remote controller in an embedded manner, a fixing block is welded at the bottom of the valve body, a screw is welded at the bottom of the fixing block, and the valve body is fixedly connected with the fixing block. A bearing is installed at the top of the fixing plate, a threaded sleeve is fixedly installed on an inner ring of the bearing, the threaded rod is connected with the threaded sleeve in a meshed mode, and connecting pipes are installed on the two sides of the valve body in an embedded mode. The utility model has the advantages of providing extra supporting force for the valve body and increasing the stability of the valve body.

Description

TECHNICAL FIELD

[0001] The utility model relates to butterfly valve technical field, concretely is a butterfly valve of remote regulation. BACKGROUND

[0002] Butterfly valve is a commonly used industrial valve, is used for controlling fluid medium flow in pipeline, its structure is similar to a pair of baffle or piece, when the valve is closed, the pair of baffle is perpendicular to fluid direction, when opening is parallel to fluid direction, butterfly valve can be quickly opened and closed, reduces fluid pressure loss, and when the flow needs to be regulated, has good control performance, common application field includes water supply, sewage treatment, chemical industry, petroleum and natural gas etc.

[0003] Butterfly valve is connected with pipeline flange through flange, and rigid connection is formed by bolt fastening, this is the most common fixing mode, under the influence of external force, butterfly valve without additional structure restriction is easy to sway, and the sway can cause flange bolt to be loose, causes the leakage of transported material, and periodic sway can accelerate the metal fatigue of valve body, valve stem or connecting piece, and crack or fracture is caused. UTILITY MODEL CONTENTS

[0004] The utility model discloses a butterfly valve of remote regulation, has the advantages of providing additional support for valve body, increasing the stability of valve body, solves the problem that butterfly valve is only connected and fixed with pipeline through flange, and cannot guarantee the stability of itself.

[0005] In order to realize the above-mentioned purpose, the utility model provides the following technical scheme: a butterfly valve of remote regulation, including fixed plate and valve body, the valve body top is installed with remote controller, the remote controller top is embedded with servo motor, the valve body bottom is welded with fixed block, the fixed block bottom is welded with screw rod, the fixed plate top is installed with bearing, the bearing inner ring is fixed with screw bushing, the screw rod is connected with screw bushing, the valve body both sides are embedded with connecting pipe.

[0006] When the butterfly valve capable of remote adjustment is used, two connecting pipes are connected to the pipeline conveying liquid material through flanges, the liquid material enters the valve body from the connecting pipe on one side of the valve body, the control signal is transmitted to the remote controller on the top of the valve body by the staff in the control room, the remote controller controls the servo motor to drive the valve to rotate and open, the liquid material in the valve body is discharged from the connecting pipe on the other side, the screw sleeve is rotated and moved on the screw rod by using the gear ring, the fixed plate is lowered, the fixed sleeve is moved on the fixed rod when the fixed plate is lowered, the fixed plate is adjusted to the appropriate height, and then the fixed plate is fixedly connected with the ground or the bearing structure by using bolts and the like through the fixed holes of the fixed plate, so that the screw sleeve and the screw rod provide support force for the valve body.

[0007] Preferably, an operation panel is mounted on the rear side of the remote controller, and a machine door is movably mounted on the rear side of the remote controller on one side of the operation panel.

[0008] Preferably, a valve is movably mounted in the valve body, and the servo motor transmission structure is fixedly connected with the valve. The valve is in the form of a butterfly plate, and the valve is directly driven to rotate by the output shaft of the servo motor to realize accurate flow adjustment.

[0009] Preferably, a gear ring is mounted on the outer side of the screw sleeve. The screw sleeve can be rotated by using the gear ring, and the screw sleeve can be rotated and moved on the screw rod.

[0010] Preferably, the two connecting pipes are both in communication with the inside of the valve body, and the two connecting pipes are both provided with flanges. The two connecting pipes are connected to the pipeline conveying liquid material through the flanges.

[0011] Preferably, a fixed rod is mounted on the bottom of the fixed block, and a fixed sleeve is mounted on the top of the fixed plate. The fixed sleeve is provided with a insertion hole in the top thereof, and the fixed rod is inserted into the inside of the fixed sleeve from the insertion hole. When the valve body or the fixed plate is lifted or lowered, the fixed rod and the fixed sleeve can move along a straight line, so that the valve body or the fixed plate is prevented from shaking.

[0012] Preferably, a baffle is mounted on the bottom of the fixed rod, and the outer diameter of the baffle is greater than the inner diameter of the insertion hole. The baffle prevents the fixed rod from sliding out of the inside of the fixed sleeve.

[0013] Preferably, the bottom of the fixed plate is provided with a plurality of fixed holes in a rectangular array. The fixed plate is fixedly connected with the ground or the bearing structure by using bolts and the like through the fixed holes of the fixed plate.

[0014] Compared with the prior art, the butterfly valve capable of remote adjustment has the following advantages:

[0015] The utility model discloses a fixed plate, screw sleeve and screw rod are set up, and the connecting pipe of valve body both sides is connected with the pipeline of conveying liquid material after the flange, uses the gear ring rotation screw sleeve, and screw sleeve moves on the screw rod, and screw sleeve drives fixed plate to drop, and fixed plate drives fixed sleeve to move on the fixed rod when dropping, after adjusting fixed plate to the height of being suitable, through the fixed hole of fixed plate, uses bolt and the like tool to connect fixed plate with ground or bearing structure fixedly, makes screw sleeve and screw rod provide support force for valve body, reaches the effect of providing additional support force for valve body, increases the stability of valve body. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is the first angle three-dimensional structure schematic diagram of the utility model;

[0017] Figure 2 It is the second angle three-dimensional structure schematic diagram of the utility model;

[0018] Figure 3 It is fixed plate and fixed block structure schematic diagram of the utility model;

[0019] Figure 4 It is fixed sleeve cross section structure schematic diagram of the utility model.

[0020] In the drawing: 1, fixed plate;2, gear ring;3, fixed block;4, valve body;5, connecting pipe;6, flange;7, remote controller;8, operation panel;9, servo motor;10, machine door;11, screw rod;12, screw sleeve;13, fixed hole;14, valve;15, fixed rod;16, fixed sleeve;17, bearing;18, baffle;19, jack. DETAILED DESCRIPTION

[0021] In order to make the above-mentioned purpose, features and advantages of the utility model more obvious and easy to understand, the specific embodiment of the utility model is explained in detail below with the drawings.

[0022] In the following description, a lot of specific details are set forth in order to fully understand the utility model, but the utility model can also be implemented in other ways different from the description, and those skilled in the art can make similar generalization without departing from the connotation of the utility model, so the utility model is not limited by the specific embodiment disclosed below.

[0023] Secondly, the utility model is described in detail in combination with the schematic diagram, and when the embodiment of the utility model is described in detail, for the convenience of explanation, the sectional view of the device structure will be partially enlarged without the general proportion, and the schematic diagram is only an example, which should not limit the scope of protection of the utility model here. In addition, the three-dimensional spatial dimension of length, width and depth should be included in actual production.

[0024] In order to make the purpose, technical scheme and advantages of the utility model more clear, the embodiments of the utility model will be described in further detail below with reference to the drawings.

[0025] Embodiment one

[0026] As Figures 1-4 shown, the utility model provides a butterfly valve of remote regulation, including fixed plate 1 and valve body 4, remote controller 7 rear side installs operation panel 8, and the remote controller 7 rear side of operation panel 8 side is movably installed with machine door 10, and the valve body 4 top installs remote controller 7, and the remote controller 7 top embeds and installs servo motor 9, and the valve body 4 inside movably installs valve 14, and servo motor 9 transmission structure is fixedly connected with valve 14, and two connecting pipes 5 all communicate with the inside of valve body 4, and two connecting pipes 5 all are installed with flange 6, and the valve body 4 bottom is welded with fixed block 3, and the fixed block 3 bottom is welded with screw rod 11, and the fixed plate 1 top installs bearing 17, and bearing 17 inner ring is fixedly installed with screw sleeve 12, and screw rod 11 is engaged with screw sleeve 12, and screw sleeve 12 outside installs gear ring 2, and the valve body 4 both sides embeds and installs connecting pipe 5, and the fixed block 3 bottom installs fixed rod 15, and the fixed plate 1 top installs fixed sleeve 16, and the fixed sleeve 16 top is provided with insertion hole 19, and the fixed rod 15 bottom is inserted into the inside of fixed sleeve 16 from insertion hole 19, and the fixed plate 1 bottom is provided with fixed hole 13 in rectangular array.

[0027] In the embodiment, through flange 6, two connecting pipes 5 connect the pipeline of conveying liquid material, material enters the inside of valve body 4 from the connecting pipe 5 of one side of valve body 4, and staff transmits control signal to the remote controller 7 on the top of valve body 4 in the inside of control room, and the remote controller 7 controls servo motor 9 to drive valve 14 to rotate and open, and the liquid material in the inside of valve body 4 is discharged from the connecting pipe 5 of the other side, and screw sleeve 12 is rotated by using gear ring 2, and screw sleeve 12 moves on screw rod 11, and screw sleeve 12 drives fixed plate 1 to descend, and fixed sleeve 16 moves on fixed rod 15 when fixed plate 1 descends, so that fixed plate 1 moves vertically downward, after adjusting fixed plate 1 to the appropriate height, fixed plate 1 and ground or bearing structure are fixedly connected by using bolt and other tools through the fixed hole 13 of fixed plate 1, so that screw sleeve 12 and screw rod 11 provide support force for valve body 4.

[0028] Embodiment two

[0029] As Figures 1-4 shown, the utility model provides a butterfly valve of remote regulation, compared with embodiment one, the utility model further includes: baffle 18, and the fixed rod 15 bottom is installed with baffle 18, and the baffle 18 outside diameter is greater than the inside diameter of insertion hole 19.

[0030] In the embodiment, baffle 18 prevents fixed rod 15 from sliding off from the inside of fixed sleeve 16.

[0031] It should be pointed out finally that: the above only for the preferred embodiments of the utility model have, and do not for limiting the utility model, although the utility model has been described in detail with reference to the foregoing embodiments, for the person skilled in the art, it still can modify the technical scheme recorded in the foregoing each embodiment, or equivalent replacement to part of technical features. Any modification, equivalent replacement, improvement etc. that is made within the spirit and principle of the utility model, should be included in the protection scope of the utility model.

Claims

1. A remotely adjustable butterfly valve comprising a fixed plate (1) and a valve body (4), characterized in that: The top of the valve body (4) is provided with a remote controller (7), the top of the remote controller (7) is embedded with a servo motor (9), the bottom of the valve body (4) is welded with a fixed block (3), the bottom of the fixed block (3) is welded with a screw rod (11), the top of the fixed plate (1) is provided with a bearing (17), the inner ring of the bearing (17) is fixedly provided with a screw sleeve (12), the screw rod (11) is engaged with the screw sleeve (12), and the two sides of the valve body (4) are embedded with connecting pipes (5).

2. A remotely adjustable butterfly valve according to claim 1, characterized in that: The rear side of the remote controller (7) is provided with an operation panel (8), and the rear side of the remote controller (7) on one side of the operation panel (8) is movably provided with a machine door (10).

3. A remotely adjustable butterfly valve according to claim 1, wherein: The valve body (4) is movably provided with a valve (14), and the transmission structure of the servo motor (9) is fixedly connected with the valve (14).

4. A remotely adjustable butterfly valve according to claim 1, wherein: The outer side of the screw sleeve (12) is provided with a gear ring (2).

5. A remotely adjustable butterfly valve according to claim 1, wherein: The two connecting pipes (5) are communicated with the inside of the valve body (4), and the two connecting pipes (5) are provided with flanges (6).

6. A remotely adjustable butterfly valve according to claim 1, wherein: The bottom of the fixed block (3) is provided with a fixed rod (15), the top of the fixed plate (1) is provided with a fixed sleeve (16), the top of the fixed sleeve (16) is provided with a insertion hole (19), and the bottom of the fixed rod (15) is inserted into the inside of the fixed sleeve (16) from the insertion hole (19).

7. A remotely adjustable butterfly valve according to claim 6, characterized in that: The bottom of the fixed rod (15) is provided with a baffle (18), and the outer diameter of the baffle (18) is greater than the inner diameter of the insertion hole (19).

8. A remotely adjustable butterfly valve according to claim 6, wherein: The bottom of the fixed plate (1) is provided with a fixed hole (13) in a rectangular array.

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