CN219394523U

CN219394523U - Multi-turn rotary electric actuator for hydropower

Info

Publication number: CN219394523U
Application number: CN202320551933.4U
Authority: CN
Inventors: 黄臶
Original assignee: Tianjin Beifang Valve Actuator Co ltd
Current assignee: Tianjin Beifang Valve Actuator Co ltd
Priority date: 2023-03-21
Filing date: 2023-03-21
Publication date: 2023-07-21
Anticipated expiration: 2033-03-21

Abstract

The utility model provides a multi-turn rotary electric actuator for water and electricity, which comprises a control chamber and a motor arranged on the front side of the control chamber, wherein a hand wheel is arranged at the top of the control chamber, the front side of the control chamber is fixedly connected with a connecting plate, the front side wall of the connecting plate is provided with a limiting groove, a mounting plate of the motor is embedded in the limiting groove, an output shaft of the motor penetrates through the mounting plate to be connected with a rotating rod in the control chamber, two fixing plates are fixedly connected on the rear side of the connecting plate relatively, a screw rod is connected on each fixing plate in a threaded manner, a pressing plate in threaded manner with the screw rod is connected on the front side of the mounting plate in a pressure manner, a guide rod is fixedly connected on the front side of each fixing plate, and each guide rod penetrates through the corresponding pressing plate. The utility model has the beneficial effects that: the motor is characterized in that a connecting plate is arranged on the front side of the control room, a limit groove is formed in the front side of the connecting plate, a mounting plate of the motor is embedded in the limit groove, the mounting plate is fixedly connected in the limit groove through a pressing plate, and the motor is more conveniently and rapidly assembled and disassembled by replacing the fixing mode of a bolt and nut pair to the motor.

Description

Multi-turn rotary electric actuator for hydropower

Technical Field

The utility model belongs to the technical field of electric actuators, and particularly relates to a multi-turn electric actuator for hydropower.

Background

At present, a motor is connected to the front side of a control room, when the hydroelectric multi-turn electric actuator is overhauled, the motor is often required to be detached, but the motor is usually fixed by a bolt-nut pair in mounting and dismounting, the bolt-nut pair is required to be dismounted continuously, and after long-time use, a slipping situation occurs to the bolt-nut pair, so that the screwing is inconvenient, and the dismounting of the motor are not facilitated.

Disclosure of Invention

In view of the above, the present utility model aims to overcome the above-mentioned drawbacks of the prior art, and provides a multi-turn electric actuator for hydropower.

In order to achieve the above purpose, the technical scheme of the utility model is realized as follows:

the utility model provides a hydroelectric multi-turn electric actuator that revolves, including the control room and install in the motor of control room front side, the control room top is equipped with the hand wheel, control room front side rigid coupling has the connecting plate, the spacing groove has been seted up to the connecting plate front side wall, the mounting panel that the scarf joint has the motor in the spacing groove, and the output shaft of motor passes the mounting panel and links together with the interior bull stick of control, the relative rigid coupling of connecting plate rear side has two fixed plates, all the spiro union has the screw rod on every fixed plate, and the crimping has the clamp plate with the screw rod spiro union at the front side of mounting panel, and all the rigid coupling of every fixed plate front side has the guide bar, every guide bar all passes corresponding clamp plate setting.

Further, a through hole is formed in the connecting plate corresponding to the front opening of the control chamber, a sealing gasket is fixedly bonded in the limiting groove, a perforation is formed in the sealing gasket corresponding to the through hole, and an output shaft of the motor sequentially penetrates through the perforation and the through hole.

Further, sealing convex edges integrally formed with the sealing gasket are arranged at the peripheral edge of the front side of the sealing gasket, and gaps are arranged between the outer side walls of the sealing convex edges and the corresponding side walls in the limiting grooves.

Further, when the mounting plate abuts against the sealing gasket, the front part of the mounting plate protrudes out of the limit groove.

Further, the fixing plate and the connecting plate are welded and fixed together.

Further, one end of the screw rod, which is positioned at the rear side of the fixed plate, is in threaded connection with a first limit nut, and one end of the screw rod, which is positioned at the front side of the pressing plate, is fixedly connected with a screwing block.

Further, a threaded hole is formed in the fixing plate corresponding to the guide rod, the guide rod is in threaded connection with the threaded hole, a guide hole is formed in the pressing plate corresponding to the guide rod, the guide rod is in threaded connection with the guide hole, and the front end of the guide rod is in threaded connection with a second limit nut.

Further, the two fixing plates are respectively positioned at the upper end and the lower end of the rear side wall of the connecting plate.

Further, the mounting plate and the motor outer shell are in an integrated structure or are fixed together by welding.

Further, the connecting plate is welded and fixed at the front opening of the control room.

Compared with the prior art, the utility model has the following advantages:

according to the multi-turn rotary electric actuator for the hydropower, the connecting plate is arranged on the front side of the control room, the limiting groove is formed in the front side of the connecting plate, the mounting plate of the motor is embedded in the limiting groove, and the mounting plate is fixedly connected in the limiting groove through the pressing plate, so that the motor is more convenient to assemble and disassemble and saves time and labor by replacing the fixing mode of the motor through the bolt and nut pair.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:

FIG. 1 is a schematic structural view of a hydroelectric multi-turn electric actuator according to an embodiment of the present utility model;

FIG. 2 is a schematic diagram of a connection structure between a motor and a control room according to an embodiment of the present utility model;

fig. 3 is a partial cross-sectional view taken along the direction A-A in fig. 1.

Reference numerals illustrate:

1. a control room; 11. a connecting plate; 111. a limit groove; 112. a through hole; 2. a motor; 21. a mounting plate; 22. an output shaft; 3. a fixing plate; 4. a pressing plate; 5. a screw; 51. twisting the block; 52. a first limit nut; 6. a guide rod; 61. the second limit nut; 7. a sealing gasket; 71. sealing the convex edge; 72. perforating; 8. and a hand wheel.

Detailed Description

It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.

The utility model will be described in detail below with reference to the drawings in connection with embodiments.

As shown in the figure, the multi-turn rotary electric actuator for hydropower comprises a control chamber 1 and a motor 2 arranged on the front side of the control chamber 1, wherein a hand wheel 8 is arranged at the top of the control chamber 1, a connecting plate 11 is fixedly connected on the front side of the control chamber 1, a limiting groove 111 is formed in the front side wall of the connecting plate 11, a mounting plate 21 of the motor 2 is embedded in the limiting groove 111, an output shaft 22 of the motor 2 penetrates through the mounting plate 21 to be connected with a rotating rod in the control chamber 1, two fixing plates 3 are fixedly connected on the rear side of the connecting plate 11 relatively, a screw 5 is fixedly connected on each fixing plate 3, a pressing plate 4 is fixedly connected on the front side of the mounting plate 21 and is fixedly connected with the screw 5, and a guide rod 6 is fixedly connected on the front side of each fixing plate 3 and is arranged through the corresponding pressing plate 4. In this embodiment, the connecting plate 11 is disposed at the front side of the control room 1, the limit groove 111 is disposed at the front side of the connecting plate 11, the mounting plate 21 of the motor 2 is embedded in the limit groove 111, and the mounting plate 21 is fixedly connected in the limit groove 111 through the pressing plate 4, instead of the fixing manner of the motor 2 through the bolt-nut pair.

The connecting plate 11 is provided with a through hole 112 corresponding to the front opening of the control chamber 1, the limiting groove 111 is fixedly adhered with the sealing gasket 7, the sealing gasket 7 is provided with a through hole 72 corresponding to the through hole 112, and the output shaft 22 of the motor 2 sequentially passes through the through hole 72 and the through hole 112.

The sealing convex edge 71 integrally formed with the sealing gasket 7 is arranged at the peripheral edge of the front side of the sealing gasket 7, and gaps are arranged between the outer side wall of the sealing convex edge 71 and the corresponding side wall in the limiting groove 111. During installation, the mounting plate 21 of the motor 2 abuts against the sealing gasket 7 and is embedded in the limiting groove 111, and meanwhile the mounting plate 21 extrudes the sealing convex edge 71 to deform, so that the sealing effect is further enhanced.

When the mounting plate 21 abuts against the sealing gasket 7, the front part of the mounting plate 21 protrudes out of the limit groove 111, so that the mounting plate 21 is conveniently pressed in the limit groove 111 through the pressing plate 4.

The fixing plate 3 and the connecting plate 11 are welded and fixed together.

One end spiro union that screw rod 5 is located fixed plate 3 rear side has first stop nut 52, avoids fixed plate 3 to take place to break away from with screw rod 5, and the one end rigid coupling that screw rod 5 is located clamp plate 4 front side has to twist movable block 51, and in this embodiment, twist movable block 51 is the round platform structure, evenly is equipped with anti-skidding on circumference lateral wall, makes things convenient for operating personnel to twist movable screw rod 5.

The fixed plate 3 is provided with a threaded hole corresponding to the guide rod 6, the guide rod 6 is screwed into the threaded hole, the pressing plate 4 is provided with a guide hole corresponding to the guide rod 6, the guide rod 6 is screwed into the guide hole, the front end of the guide rod 6 is screwed with a second limit nut 61, the pressing plate 4 is limited by the second limit nut 61, and the pressing plate 4 is prevented from being separated from the guide rod 6 carelessly.

The two fixing plates 3 are respectively arranged at the upper end and the lower end of the rear side wall of the connecting plate 11, so that the installation stability of the motor 2 can be ensured, and the motor 2, the mounting plate 21 and the connecting plate 11 are prevented from falling off under the action of gravity.

The mounting plate 21 and the motor 2 outer shell are integrally formed or welded together.

The connecting plate 11 is welded and fixed at the front opening of the control room 1.

In this embodiment, a rubber gasket is adhered to the platen 4 corresponding to the mounting plate 21, so that the friction strength between the platen 4 and the mounting plate 21 is increased.

The working procedure of this embodiment is as follows:

when the motor 2 is installed on the control room 1, firstly, the pressing plate 4 is unscrewed, namely, the screw 5 is screwed to enable the pressing plate 4 to move to the side far away from the control room 1, then the motor 2 with the mounting plate 21 is horizontally moved between the two pairs of pressing plates 4 and the fixed plate 3, when the mounting plate 21 moves to be opposite to the limit groove 111, the mounting plate 21 is pressed into the limit groove 111, and the two screws 5 are screwed to enable the pressing plate 4 to move to the side of the control room 1 until the mounting plate 21 is pressed; when the motor 2 needs to be detached, the above process is reversed.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. The utility model provides a water and electricity is with multiturn gyration electric actuator, includes the control room and installs in the motor of control room front side, and the control room top is equipped with hand wheel, its characterized in that: the control room front side rigid coupling has the connecting plate, and the limiting groove has been seted up to the connecting plate front side wall, and the mounting panel that the limiting groove in-band has the motor, and the output shaft of motor passes the mounting panel and links together with the bull stick in the control room, has two fixed plates at the relative rigid coupling of connecting plate rear side, equal spiro union has the screw rod on every fixed plate to the crimping has the clamp plate with screw rod spiro union at the front side of mounting panel, and all the rigid coupling of every fixed plate front side has the guide bar, and every guide bar all passes corresponding clamp plate setting.

2. A multi-turn electric actuator for hydropower as defined in claim 1, wherein: the connecting plate is provided with a through hole corresponding to the front side opening of the control chamber, a sealing gasket is fixedly bonded in the limiting groove, a perforation is arranged at the sealing gasket corresponding to the through hole, and an output shaft of the motor sequentially penetrates through the perforation and the through hole.

3. A multi-turn electric actuator for hydropower as defined in claim 2, wherein: the sealing convex edge integrally formed with the sealing gasket is arranged at the peripheral edge of the front side of the sealing gasket, and gaps are arranged between the outer side wall of the sealing convex edge and the corresponding side wall in the limiting groove.

4. A multi-turn electric actuator for hydropower as defined in claim 2, wherein: when the mounting plate abuts against the sealing gasket, the front part of the mounting plate protrudes out of the limit groove.

5. A multi-turn electric actuator for hydropower as defined in claim 1, wherein: the fixing plate and the connecting plate are welded and fixed together.

6. A multi-turn electric actuator for hydropower as defined in claim 1, wherein: one end of the screw rod, which is positioned at the rear side of the fixed plate, is in threaded connection with a first limit nut, and one end of the screw rod, which is positioned at the front side of the pressing plate, is fixedly connected with a screwing block.

7. A multi-turn electric actuator for hydropower as defined in claim 1, wherein: the fixed plate is provided with a threaded hole corresponding to the guide rod, the guide rod is in threaded hole in a threaded mode, the pressing plate is provided with a guide hole corresponding to the guide rod, the guide rod is in threaded mode in the guide hole, and the front end of the guide rod is in threaded mode with a second limiting nut.

8. A multi-turn electric actuator for hydropower as defined in claim 1, wherein: the two fixing plates are respectively positioned at the upper end and the lower end of the rear side wall of the connecting plate.

9. A multi-turn electric actuator for hydropower as defined in claim 1, wherein: the mounting plate and the motor shell are in an integrated structure or welded and fixed together.

10. A multi-turn electric actuator for hydropower as defined in claim 1, wherein: the connecting plate is welded and fixed at the front opening of the control room.