CN212480295U

CN212480295U - Intelligent regulation type electric actuator

Info

Publication number: CN212480295U
Application number: CN202021184259.3U
Authority: CN
Inventors: 朱立喜
Original assignee: Yangzhou Huatong Electric Valve Manufacturing Co ltd
Current assignee: Yangzhou Huatong Electric Valve Manufacturing Co ltd
Priority date: 2020-06-23
Filing date: 2020-06-23
Publication date: 2021-02-05
Anticipated expiration: 2030-06-23

Abstract

The utility model relates to an electric actuator technical field especially relates to an intelligent regulation type electric actuator, including installation shell, bull stick, transmission bevel gear, stopper, threaded rod, thread bush, regulating block, motor, main shaft, bevel gear group, slide rail, axle sleeve seat, transfer line, hand wheel and output connection end, the both ends of bull stick are rotated with the both sides of installation shell inner wall respectively and are connected, transmission bevel gear cup joints on the surface of bull stick, around the transmission bevel gear inside wall respectively with four stopper fixed connection. The utility model discloses reached and made the hand wheel can be in the purpose of relative running state with the motor when driving the executor, made the motor completely cut off independently in power take off, avoided moment to transmit the phenomenon that leads to the increase in to the motor, hand wheel operation is light swift simultaneously, can reduce the dynamics to very big degree to improve the protection effect to the motor, prolonged life.

Description

Intelligent regulation type electric actuator

Technical Field

The utility model relates to an electric actuator technical field especially relates to an intelligent regulation type electric actuator.

Background

The actuator is an essential important component of an automatic control system. It is used to receive the control signal from the controller and change the size of the controlled medium to maintain the controlled variable at the required value or in certain range. In the use process of the electric actuator, when the motor fails, the hand wheel can be manually rotated to operate, so that the actuator can timely respond when the power is off and the motor fails.

When the motor trouble does not operate or the outage, the manual rotation hand wheel carries out the closure of control valve body, the transmission of hand wheel is in this in-process is transmitted to the motor by the main shaft equally, cause the increase of moment, need spend bigger strength and ability just to rotate, consequently the closure action degree of difficulty of hand wheel control valve body increases, if it is big to operate the degree of difficulty in emergency, and waste time and energy, be difficult to satisfy the operation demand of quick closure valve body, the reversal action of motor still can lead to easily damaging simultaneously, reduce the life of motor.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides an intelligent regulation type electric actuator has reached and has made the hand wheel can be in relative running state's purpose with the motor when drive executor, makes the motor completely cut off independently in power take off, has avoided moment to transmit the phenomenon that leads to the increase in to the motor, and hand wheel operation is light swift simultaneously, can reduce the dynamics in the very big degree to the protection effect to the motor has been improved, has prolonged life.

(II) technical scheme

In order to realize the technical problem, the utility model provides a following technical scheme: an intelligent adjusting electric actuator comprises an installation shell, a rotating rod, a transmission bevel gear, a limiting block, a threaded rod, a threaded sleeve, an adjusting block, a motor, a main shaft, a bevel gear set, a slide rail, a shaft sleeve seat, a transmission rod, a hand wheel and an output connecting end, two ends of the rotating rod are respectively rotatably connected with two sides of the inner wall of the mounting shell, the transmission bevel gear is sleeved on the outer surface of the rotating rod, the periphery of the inner side wall of the transmission bevel gear is respectively and fixedly connected with four limit blocks, the outer surface of the rotating rod is provided with limit grooves matched with the limit blocks for use, the other end of the limiting block is slidably arranged in the limiting groove, one end of the threaded rod is rotatably connected with the right side of the transmission bevel gear, threaded bush fixed mounting is on the right side of installation shell, the threaded rod passes through threaded connection with the threaded bush and extends to its right side, the right-hand member of threaded rod and one side fixed connection of regulating block.

Furthermore, a protective sleeve is sleeved on the outer surface of the adjusting block.

Further, the motor is fixedly installed at the top of the installation shell, the output end of the motor extends to the inside of the installation shell, and the output end of the motor is in meshing transmission connection with the transmission bevel gear through the bevel gear.

Furthermore, the main shaft is fixedly installed at the bottom of the installation shell through a bearing, the top end of the main shaft is in meshed transmission connection with a transmission bevel gear through a bevel gear, the bevel gear set is composed of two bevel gears, the bevel gear set is fixedly installed on the outer surface of the main shaft, and the left side of the bevel gear set is fixedly connected with one end of the transmission rod.

Further, the slide rail is fixedly installed on the left side of the bottom of the inner wall of the installation shell, the bottom of the shaft sleeve seat is fixedly connected with the free end of the top of the slide rail, and the shaft sleeve seat is fixedly sleeved on the outer surface of the transmission rod.

Furthermore, the hand wheel is arranged on the left side outside the installation shell, the hand wheel is fixedly connected with the left end of the transmission rod, the output connecting end is fixedly installed at the bottom of the installation shell, and the bottom of the output connecting end is in transmission connection with the actuator.

(III) advantageous effects

The utility model provides an intelligent regulation type electric actuator possesses following beneficial effect:

1. the utility model drives the threaded rod to synchronously rotate by rotating the adjusting block, the threaded rod is matched with the thread between the threaded sleeve to be connected in a self-locking way, the tail end of the threaded rod is also connected with the right side of the transmission bevel gear in a rotating way, at the moment, the sliding of the limiting block in the limiting groove is matched, the threaded rod can pull the transmission bevel gear to move towards the right side when rotating, so that the output end of the motor and the main shaft are in a power cut-off state, and the hand wheel is matched with the transmission rod and the bevel gear group to transmit with the main shaft, thereby achieving the aim that the hand wheel can be in a relative operation state with the motor when driving the actuator, enabling the motor to be isolated and independent in power output, avoiding the phenomenon that torque is transmitted to the motor to be increased, simultaneously, the hand wheel is convenient and fast to, the service life is prolonged.

2. The utility model discloses because slide rail, the axle sleeve seat, and the setting of transfer line, can make the transfer line control about the inside of installation shell through the combination of axle sleeve seat and slide rail, when the motor normally operates, the transfer line right-hand member slides to the left side, it is in the detached state with the main shaft to drive bevel gear group simultaneously, the phenomenon of synchronous output between hand wheel and the motor has been avoided, can manually promote the hand wheel to the right side when the motor damages simultaneously, make two bevel gear meshing transmissions in the drive lever drive bevel gear group, guarantee the driving force of hand wheel to the main shaft with this.

Drawings

FIG. 1 is a schematic front view of the structure of the present invention;

FIG. 2 is a cross-sectional view of the structural mounting housing of the present invention;

fig. 3 is a schematic cross-sectional view of the structure transmission bevel gear of the present invention.

In the figure: 1. installing a shell; 2. a rotating rod; 3. a drive bevel gear; 4. a limiting block; 5. a limiting groove; 6. a threaded rod; 7. a threaded sleeve; 8. an adjusting block; 9. an electric motor; 10. a main shaft; 11. a bevel gear set; 12. a slide rail; 13. a shaft sleeve seat; 14. a transmission rod; 15. a hand wheel; 16. and an output connecting end.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: an intelligent adjustment type electric actuator comprises an installation shell 1, a rotating rod 2, a transmission bevel gear 3, limiting blocks 4, a threaded rod 6, a threaded sleeve 7, an adjusting block 8, a motor 9, a main shaft 10, a bevel gear set 11, a slide rail 12, a sleeve seat 13, a transmission rod 14, a hand wheel 15 and an output connecting end 16, wherein two ends of the rotating rod 2 are respectively connected with two sides of the inner wall of the installation shell 1 in a rotating mode, the transmission bevel gear 3 is sleeved on the outer surface of the rotating rod 2, the periphery of the inner side wall of the transmission bevel gear 3 is respectively fixedly connected with four limiting blocks 4, a limiting groove 5 matched with the limiting blocks 4 for use is formed in the outer surface of the rotating rod 2, the other end of each limiting block 4 is installed in the limiting groove 5 in a sliding mode, one end of the threaded rod 6 is connected with the right side of the transmission bevel gear 3 in a rotating mode, the threaded, the right end of the threaded rod 6 is fixedly connected with one side of the adjusting block 8, the threaded rod 6 is driven to synchronously rotate by rotating the adjusting block 8, the threaded rod 6 is matched with the thread between the threaded sleeve 7 for self-locking connection, the tail end of the threaded rod 6 is also rotationally connected with the right side of the transmission bevel gear 3, at the moment, the limit block 4 is matched with the sliding in the limit groove 5, the transmission bevel gear 3 can be pulled to move towards the right side when the threaded rod 6 rotates, so that the output end of the motor 9 and the main shaft 10 are in a power cut-off state, the hand wheel 15 is matched with the transmission rod 14 and the bevel gear set 11 to transmit with the main shaft 10, the purpose that the hand wheel and the motor can be in a relative running state when the hand wheel drives the actuator is achieved, the motor is isolated and independent in power output, the phenomenon that torque is transmitted, the strength can be greatly reduced, the protection effect on the motor is improved, and the service life is prolonged.

The outer surface of the adjusting block 8 is sleeved with a protective sleeve, the motor 9 is fixedly arranged at the top of the installation shell 1, the output end of the motor 9 extends into the installation shell 1, the output end of the motor 9 is in meshing transmission connection with the transmission bevel gear 3 through a bevel gear, the main shaft 10 is fixedly arranged at the bottom of the installation shell 1 through a bearing, the top end of the main shaft 10 is in meshing transmission connection with the transmission bevel gear 3 through a bevel gear, the bevel gear set 11 is composed of two bevel gears, the bevel gear set 11 is fixedly arranged on the outer surface of the main shaft 10, the left side of the bevel gear set 11 is fixedly connected with one end of the transmission rod 14, the sliding rail 12 is fixedly arranged at the left side of the bottom of the inner wall of the installation shell 1, the bottom of the shaft sleeve seat 13 is fixedly connected with the free end of the top of the, the hand wheel 15 is fixedly connected with the left end of the transmission rod 14, due to the arrangement of the sliding rail 12, the shaft sleeve seat 13 and the transmission rod 14, the transmission rod 14 can move left and right in the installation shell 1 through the combination of the shaft sleeve seat 13 and the sliding rail 12, when the motor 9 operates normally, the right end of the transmission rod 14 slides to the left side, and simultaneously the bevel gear set 11 and the spindle 10 are driven to be in a separated state, so that the phenomenon of synchronous output between the hand wheel 15 and the motor 9 is avoided, meanwhile, the hand wheel 15 can be manually pushed to the right side when the motor 9 is damaged, so that the transmission rod 14 drives two bevel gears in the bevel gear set 11 to be in meshing transmission, the driving capability of the hand wheel 15 on the spindle 10 is ensured, the output connecting end 16 is fixedly installed at the bottom of the.

In the using process, the threaded rod 6 is driven to synchronously rotate by rotating the adjusting block 8, and the threaded rod 6 is matched with the thread self-locking connection between the threaded sleeve 7, the tail end of the threaded rod 6 is rotationally connected with the right side of the transmission bevel gear 3, and the threaded rod 6 can pull the transmission bevel gear 3 to move towards the right side when rotating by matching with the sliding of the limit block 4 in the limit groove 5, so that the power cut-off state is formed between the output end of the motor 9 and the main shaft 10, and hand wheel 15 cooperation transfer line 14 and bevel gear group 11 and main shaft 10 are driven, consequently reached and made the hand wheel can be in relative running state's with the motor when the drive executor, made the motor isolate independently in power take off, avoided moment to transmit the phenomenon that leads to the increase in the motor, the hand wheel operation is light swift simultaneously, can reduce the dynamics to a great extent.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an intelligent regulation type electric actuator, includes installation shell (1), bull stick (2), transmission bevel gear (3), stopper (4), threaded rod (6), thread bush (7), regulating block (8), motor (9), main shaft (10), bevel gear group (11), slide rail (12), axle sleeve seat (13), transfer line (14), hand wheel (15) and output connection end (16), its characterized in that: the two ends of the rotating rod (2) are respectively rotatably connected with the two sides of the inner wall of the installation shell (1), the transmission bevel gear (3) is sleeved on the outer surface of the rotating rod (2), the periphery of the inner side wall of the transmission bevel gear (3) is fixedly connected with four limit blocks (4), a limit groove (5) matched with the limit blocks (4) for use is formed in the outer surface of the rotating rod (2), the other ends of the limit blocks (4) are slidably installed in the limit groove (5), one end of the threaded rod (6) is rotatably connected with the right side of the transmission bevel gear (3), the threaded sleeve (7) is fixedly installed on the right side of the installation shell (1), the threaded rod (6) is connected with the threaded sleeve (7) through threads and extends to the right side of the threaded rod, and the right end of the threaded rod (6) is fixedly connected with one side of the adjusting block (.

2. The smart regulated electric actuator of claim 1 wherein: and a protective sleeve is sleeved on the outer surface of the adjusting block (8).

3. The smart regulated electric actuator of claim 1 wherein: the motor (9) is fixedly installed at the top of the installation shell (1), the output end of the motor (9) extends into the installation shell (1), and the output end of the motor (9) is in meshing transmission connection with the transmission bevel gear (3) through a bevel gear.

4. The smart regulated electric actuator of claim 1 wherein: the main shaft (10) is fixedly installed at the bottom of the installation shell (1) through a bearing, the top end of the main shaft (10) is in meshed transmission connection with the transmission bevel gear (3) through a bevel gear, the bevel gear set (11) is composed of two bevel gears, the bevel gear set (11) is fixedly installed on the outer surface of the main shaft (10), and the left side of the bevel gear set (11) is fixedly connected with one end of the transmission rod (14).

5. The smart regulated electric actuator of claim 1 wherein: slide rail (12) fixed mounting is in the left side of installation shell (1) inner wall bottom, the bottom of axle sleeve seat (13) and the free end fixed connection at slide rail (12) top, axle sleeve seat (13) fixed cover is established on the surface of transfer line (14).

6. The smart regulated electric actuator of claim 1 wherein: the hand wheel (15) is arranged on the left side of the outer portion of the installation shell (1), the hand wheel (15) is fixedly connected with the left end of the transmission rod (14), the output connecting end (16) is fixedly installed at the bottom of the installation shell (1), and the bottom of the output connecting end (16) is in transmission connection with the actuator.