Connecting device for flow regulating valve

Abstract

The connecting device comprises a front pipeline, a rear pipeline and the flow regulating valve, the tail end of the front pipeline and the head end of the rear pipeline are both fixedly connected with a supporting disc, the top end of each supporting disc is provided with a positioning box with the top open, and the side, away from the flow regulating valve, of each supporting disc is provided with a plurality of motors. An electric push rod is fixedly connected to an output shaft of the motor, a containing groove is formed in the side, close to the flow adjusting valve, of the supporting disc corresponding to the electric push rod, the telescopic end of the electric push rod is located in the corresponding containing groove and fixedly connected with a pressing plate, and inserting rods are fixedly arranged at the two ends of the side, close to the corresponding electric push rod, of the pressing plate. Mounting discs are fixedly connected to the inlet end and the outlet end of the flow regulating valve, inverted-U-shaped positioning plates are fixedly connected to the top ends of the mounting discs, the vertical parts of the positioning plates are inserted into the positioning boxes on the same side, through grooves are formed in the mounting discs corresponding to the containing grooves, and blind holes are formed in the sides, close to the flow regulating valve, of the mounting discs on the two sides of the through grooves. The overall assembly and disassembly are more flexible and faster, and the device is more practical.

Description

TECHNICAL FIELD

[0001] The utility model belongs to flow regulating valve technical field, concretely relates to a connecting device for flow regulating valve. BACKGROUND

[0002] Flow regulating valve is also called self force type balance valve, flow control valve, flow controller, dynamic balance valve and flow balance valve, which is a kind of intuitive and simple flow regulating control device.The conventional flow regulating valve is connected with front and rear pipelines through flange plates at both ends when installing and using, and the main advantages of this connection mode are firm connection and high reliability, but it needs certain technical level to install, and the operation is relatively complex, time-consuming and laborious, so it is not suitable for chemical production and other occasions requiring frequent disassembly and installation, and needs to be improved. CONTENT OF UTILITY MODEL

[0003] Therefore, the utility model aims at providing a connecting device for flow regulating valve, which is more flexible and quick to disassemble and assemble, to solve the above problems.

[0004] In order to achieve the above-mentioned purpose, the utility model adopts the technical scheme of a connecting device for flow regulating valve, which comprises front pipeline, rear pipeline and flow regulating valve arranged between the front pipeline and the rear pipeline, the tail end of the front pipeline and the head end of the rear pipeline are fixedly sleeved with support disc, the top end of the support disc is fixedly provided with positioning box, the top of the positioning box is open, the side of the support disc away from the flow regulating valve is fixedly provided with a plurality of motors evenly distributed in the circumferential direction, the output shaft of the motor is fixedly connected with electric push rod in the direction of the flow regulating valve, the side of the corresponding support disc close to the flow regulating valve is provided with accommodating groove, one end of the electric push rod is rotatably connected with the support disc and extends into the corresponding accommodating groove, the telescopic end of the electric push rod is fixedly connected with pressing plate in the corresponding accommodating groove, the two ends of the side of the pressing plate close to the corresponding electric push rod are fixedly provided with inserting rod, the inlet end and the outlet end of the flow regulating valve are fixedly sleeved with mounting disc, the mounting disc abuts against the support disc on the same side, the top end of the mounting disc is fixedly connected with inverted U-shaped positioning plate, the vertical part of the positioning plate away from the flow regulating valve is inserted into the positioning box on the same side, the mounting disc corresponding to the accommodating groove is provided with through groove, the mounting disc on the side close to the flow regulating valve on both sides of the through groove is provided with blind hole, the pressing plate penetrates through the corresponding through groove to the side of the mounting disc close to the flow regulating valve, and the pressing plate abuts against the side of the mounting disc away from the flow regulating valve after rotating 90 degrees, at this time, the two inserting rods on the pressing plate correspond to the blind holes on both sides of the corresponding through groove and are inserted.

[0005] Preferably, the mounting disc is matched with the corresponding support disc.

[0006] Preferably, a sealing gasket is fixed on the side of the mounting disc away from the flow regulating valve.

[0007] Preferably, the vertical part of the positioning plate away from the flow regulating valve is matched with the positioning box.

[0008] Preferably, the inserting rod is matched with the corresponding blind hole.

[0009] Preferably, a protective cover is fixed on the side of the support disc of the motor, and the motor and the electric push rod are located inside the corresponding protective cover.

[0010] Preferably, the pressing plate and the protective cover are both made of foam aluminum.

[0011] The utility model discloses a beneficial effect is: when installing the flow regulating valve, can first from top to bottom and insert between the front pipeline and the rear pipeline, and when inserting, make the vertical part of the positioning plate away from the flow regulating valve align the positioning box of same side, until the vertical part of the positioning plate inserts in the corresponding positioning box, make the mounting disc and the support disc of same side align and abut in place, can complete the preliminary positioning installation to the flow regulating valve. Then, run the electric push rod, make its telescopic end lengthen, can drive the corresponding pressing plate to move towards the direction where the flow regulating valve is, until the pressing plate and the inserting rod on it pass through the corresponding through groove to the side of the mounting disc close to the flow regulating valve. Then, run the motor, drive the corresponding electric push rod and the pressing plate to rotate 90 degrees as a whole, can make the pressing plate perpendicular to the corresponding through groove. After that, run the electric push rod again, make its telescopic end contract, can drive the pressing plate to move towards the corresponding mounting disc, until the pressing plate abuts on the corresponding side of the mounting disc, when two inserting rods on the pressing plate can insert in the corresponding blind hole, thereby abutting and inserting the mounting disc and lock, can realize further pressing and inserting fixed location connection installation to the flow regulating valve, and the installation is stable and reliable, does not affect subsequent use.

[0012] When disassembling the flow regulating valve, can first run the electric push rod, make its telescopic end lengthen, can drive the corresponding pressing plate to move away from the corresponding mounting disc, until the inserting rod is completely extracted, then run the motor, drive the corresponding electric push rod and the pressing plate to reverse 90 degrees, can turn back the pressing plate to the original direction, then run the electric push rod again, make its telescopic end contract, can drive the corresponding pressing plate to pass through the corresponding through groove and retreat to the corresponding containing groove, thereby remove the abutment and inserting location of the mounting disc, then from bottom to top, remove the flow regulating valve from the front pipeline and the rear pipeline, can realize more flexible and quick disassembly to the flow regulating valve compared with the original flange connection, the operation is more simple and convenient, saves time and energy, is more suitable for the place that needs to frequently disassemble the flow regulating valve, is more practical. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1It is the main view structural schematic drawing of the flow regulating valve of the utility model;

[0014] Figure 2 It is the main view structural schematic drawing of the flow regulating valve of the utility model after being removed;

[0015] Figure 3 It is the main view structural schematic drawing of the support disc on the rear pipeline of the utility model;

[0016] Figure 4 It is the right view structural schematic drawing of the support disc on the rear pipeline of the utility model;

[0017] Figure 5 It is the left view structural schematic drawing of the support disc on the rear pipeline of the utility model;

[0018] Figure 6 It is the main view structural schematic drawing of the mounting disc on the right end of the flow regulating valve of the utility model;

[0019] Figure 7 It is the left view structural schematic drawing of the mounting disc on the right end of the flow regulating valve of the utility model;

[0020] Figure 8 It is the main view structural schematic drawing of the mounting disc on the right end of the flow regulating valve and the same side support disc of the utility model when being connected;

[0021] Figure 9 It is the left view structural schematic drawing of the mounting disc on the right end of the flow regulating valve and the same side support disc of the utility model when being connected.

[0022] Reference signs in the drawing: 1 is front pipeline, 2 is rear pipeline, 3 is flow regulating valve, 4 is support disc, 5 is positioning box, 6 is motor, 7 is electric push rod, 8 is containing groove, 9 is pressing plate, 10 is inserting rod, 11 is mounting disc, 12 is positioning plate, 13 is through groove, 14 is blind hole, 15 is sealing gasket, 16 is protective cover. DETAILED DESCRIPTION

[0023] The utility model will be described in further detail in combination with the drawings and specific embodiments:

[0024] For example, Figures 1 to 9As shown, a connecting device for flow regulating valve, including front pipeline 1, rear pipeline 2 and flow regulating valve 3 between front pipeline 1 and rear pipeline 2. The tail end of front pipeline 1 and the head end of rear pipeline 2 are fixedly sleeved with support disc 4, the top end of support disc 4 is fixedly provided with positioning box 5, the top of positioning box 5 is open. The side of support disc 4 away from flow regulating valve 3 is fixedly provided with a plurality of circumferentially spaced electric machines 6, the output shaft of electric machine 6 is connected with electric push rod 7, the side of support disc 4 corresponding to electric push rod 7 is provided with accommodating groove 8, one end of electric push rod 7 is rotatably connected with support disc 4 and extends into corresponding accommodating groove 8. The telescopic end of electric push rod 7 is located in corresponding accommodating groove 8 and is fixedly connected with pressing plate 9, the two ends of the side of pressing plate 9 close to corresponding electric push rod 7 are fixedly provided with inserting rod 10. The inlet end and outlet end of flow regulating valve 3 are fixedly sleeved with mounting disc 11, mounting disc 11 abuts with the same side of support disc 4, the top end of mounting disc 11 is fixedly connected with inverted U-shaped positioning plate 12, the vertical part of positioning plate 12 away from flow regulating valve 3 is inserted into the same side of positioning box 5. The side of mounting disc 11 corresponding to accommodating groove 8 is provided with through groove 13, the side of mounting disc 11 on both sides of through groove 13 close to flow regulating valve 3 is provided with blind hole 14, pressing plate 9 penetrates through corresponding through groove 13 to the side of mounting disc 11 close to flow regulating valve 3 and abuts on the side of mounting disc 11 away from flow regulating valve 3 after rotating 90 degrees, at this time, the two inserting rods 10 on pressing plate 9 correspond to blind hole 14 on both sides of through groove 13 one by one and are inserted into;

[0025] When installing flow regulating valve 3, flow regulating valve 3 can be inserted between front pipeline 1 and rear pipeline 2 from top to bottom, when inserting, the vertical part of positioning plate 12 away from flow regulating valve 3 is aligned with the same side of positioning box 5, until the corresponding vertical part of positioning plate 12 is inserted into corresponding positioning box 5 in place, so that mounting disc 11 is aligned and abuts with the same side of support disc 4 in place, that is, the preliminary positioning and installation of flow regulating valve 3 can be completed. Then, run electric push rod 7, so that the telescopic end of electric push rod 7 is elongated, that is, corresponding pressing plate 9 can be moved towards the direction of flow regulating valve 3, until pressing plate 9 and inserting rod 10 thereon penetrate through corresponding through groove 13 to the side of mounting disc 11 close to flow regulating valve 3. Then, run electric machine 6, drive corresponding electric push rod 7 and pressing plate 9 to rotate 90 degrees as a whole, that is, pressing plate 9 is perpendicular to corresponding through groove 13. Then, run electric push rod 7 again, so that the telescopic end of electric push rod 7 is retracted, that is, pressing plate 9 can be moved towards corresponding mounting disc 11, until pressing plate 9 abuts on the corresponding side of mounting disc 11, at this time, the two inserting rods 10 on pressing plate 9 can be inserted into corresponding blind hole 14 in place, so that mounting disc 11 is abutted and inserted and locked, that is, further pressing, inserting, fixing, limiting and connecting installation of flow regulating valve 3 can be realized, and the installation is stable and reliable, which does not affect subsequent use;

[0026] When the flow regulating valve 3 is disassembled, the electric push rod 7 is first operated to extend the telescopic end, so that the corresponding pressing plate 9 is driven away from the corresponding mounting disc 11, until the plug rod 10 is completely pulled out, then the motor 6 is operated to drive the corresponding electric push rod 7 and the pressing plate 9 to reverse 90 degrees, so that the pressing plate 9 is turned back to the original direction, and then the electric push rod 7 is operated again to retract the telescopic end, so that the corresponding pressing plate 9 passes through the corresponding through slot 13 and retreats into the corresponding containing groove 8, thereby releasing the pressing and plug-in limiting of the mounting disc 11, and then the flow regulating valve 3 is removed from between the front pipeline 1 and the rear pipeline 2 from bottom to top. Compared with the original flange connection, the flow regulating valve 3 can be more flexible and quick to disassemble and assemble, the operation is more simple and convenient, time and labor are saved, and it is more suitable for places where the flow regulating valve 3 needs to be frequently disassembled and assembled, and it is more practical. The flow regulating valve 3, the motor 6 and the electric push rod 7 all adopt the existing technology, and the motor 6 can adopt the existing forward and reverse stepping motor with a brake function, so as to cooperate to realize the rotation of the corresponding angle and the position locking after the rotation is in place. The matching electric control device required by the motor 6 and the electric push rod 7 can be arranged on the front pipeline 1 and the rear pipeline 2, which adopts the existing technology.

[0027] In the embodiment, the mounting disc 11 is matched with the corresponding support disc 4 to ensure that the mounting disc 11 is smoothly abutted in place on the corresponding support disc 4.

[0028] In the embodiment, the sealing gasket 15 is fixed on the side of the mounting disc 11 away from the flow regulating valve 3, to ensure the sealing between the mounting disc 11 and the support disc 4, so that the subsequent flow regulating valve 3 can work smoothly.

[0029] In the embodiment, the vertical part of the positioning plate 12 away from the flow regulating valve 3 is matched with the positioning box 5, to ensure that the corresponding vertical part of the positioning plate 12 is smoothly inserted in place in the corresponding positioning box 5, and to cooperate to realize the positioning and installation of the flow regulating valve 3.

[0030] In the embodiment, the plug rod 10 is matched with the corresponding blind hole 14, to ensure that the plug rod 10 is smoothly inserted in place, and to cooperate to realize the plug-in locking installation of the mounting disc 11.

[0031] In the embodiment, the protective cover 16 is fixed on the side part of the support disc 4 on the side of the motor 6, and the parts of the motor 6 and the electric push rod 7 located outside the support disc 4 are located inside the corresponding protective cover 16, to effectively shield and protect the corresponding motor 6 and the electric push rod 7.

[0032] In the embodiment, the pressing plate 9 and the protective cover 16 are both made of foamed aluminum, which is a material in the prior art and has excellent damping, shock absorption, corrosion resistance and other characteristics, and can further improve the service life thereof, ensure the protection effect on the motor 6 and the electric push rod 7, and improve the stability of the installation and use of the flow regulating valve 3, and is more practical.

[0033] The above merely describes the preferred embodiments of the present application and is not intended to limit the present application, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A connection device for a flow regulating valve, comprising a front pipe, a rear pipe, and a flow regulating valve provided between the front pipe and the rear pipe, characterized in that, The tail end of the front pipeline and the head end of the rear pipeline are fixedly sleeved with support discs, the top end of the support disc is fixedly provided with a positioning box, the top of the positioning box is open, a plurality of electric machines are fixedly arranged on the side of the support disc away from the flow regulating valve and are distributed in a circle, the output shaft of the electric machine is connected with an electric push rod, the side of the support disc corresponding to the electric push rod is provided with an accommodating groove, one end of the electric push rod is rotatably connected with the support disc and extends into the accommodating groove, the telescopic end of the electric push rod is located in the accommodating groove and is fixedly connected with a pressing plate, the two ends of the side of the pressing plate close to the electric push rod are fixedly provided with inserting rods, the inlet end and the outlet end of the flow regulating valve are fixedly sleeved with mounting discs, the mounting disc is in abutment with the support disc on the same side, the top end of the mounting disc is fixedly connected with an inverted U-shaped positioning plate, the vertical part of the positioning plate away from the flow regulating valve is inserted into the positioning box on the same side, the mounting disc corresponding to the accommodating groove is provided with a through groove, the mounting disc on the side of the through groove close to the flow regulating valve is provided with a blind hole, the pressing plate penetrates through the through groove to the side of the mounting disc close to the flow regulating valve and is in abutment on the side of the mounting disc away from the flow regulating valve after rotating 90 degrees, at this time, the two inserting rods on the pressing plate correspond to the blind holes on the two sides of the through groove one by one and are inserted.

2. The connection device for a flow regulating valve according to claim 1, characterized in that, The mounting disc is matched with the corresponding support disc.

3. The connection device for a flow regulating valve according to claim 1, characterized in that, The side of the mounting disc away from the flow regulating valve is fixedly provided with a sealing gasket.

4. The connection device for a flow regulating valve according to claim 1, characterized in that, The vertical part of the positioning plate away from the flow regulating valve is matched with the positioning box.

5. The connection device for a flow regulating valve according to claim 1, characterized in that, The inserting rod is matched with the corresponding blind hole.

6. The connection device for a flow regulating valve according to claim 1, characterized in that, The side of the support disc on the side of the electric machine is fixedly provided with a protective cover, the part of the electric machine and the electric push rod outside the support disc is located in the corresponding protective cover.

7. The connection device for a flow regulating valve according to claim 6, characterized in that The pressing plate and the protective cover are both made of foamed aluminum.

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