Detachable electric actuator

Abstract

The utility model discloses a detachable electric actuator which comprises a connecting pipe, the outer wall of the connecting pipe is sleeved with an installation base, the two sides of the installation base are connected with fixing screws in a penetrating and threaded mode, and the ends, close to each other, of the two fixing screws tightly abut against the outer wall of the connecting pipe. The top of the mounting seat is fixedly connected with a rectangular protrusion, the outer side of the rectangular protrusion is connected with a top cover in a clamped mode, and the outer wall of the connecting pipe and the top of the mounting seat are rotationally connected with the same connecting rod in a penetrating mode. The top cover and the rectangular protrusion are installed at the top of the installation base in a magnetic attraction installation mode so that disassembly and maintenance can be facilitated, one ends of the two fixing screws abut against the outer wall of the connecting pipe to fix the installation base, and an electric wire can penetrate through the straight groove hole to enter the protection shell and the wire through hole to be connected with an electric device. And the mounting seat and the protective shell are mounted at the bottom of the mounting seat by adopting a method of clamping a clamping groove and an L-shaped clamping block, so that the disassembly is more convenient.

Description

Technical Field

[0001] The utility model relates to the field of actuators, in particular to a detachable electric actuator. Background Art

[0002] The actuator is an indispensable and important component in the automatic control system. Its function is to receive the control signal sent by the controller and change the size of the controlled medium, so as to maintain the controlled variable at the required value or within a certain range.

[0003] The utility model with the authorization announcement number: CN206830914U relates to an electric actuator, including a housing, a motor, a circuit board, a transmission assembly and an actuator are arranged in the housing, a bracket is fixedly arranged in the housing, the motor is positioned and installed on the bracket, the bracket is provided with a first through hole for the output shaft of the power supply machine to extend into the bracket, a cavity is arranged in the bracket along the length direction of the bracket, the actuator can move along the cavity, a limiting structure for limiting the actuator from leaving the bracket is arranged in the bracket, an opening for the actuator to extend out is arranged on the bracket, the transmission assembly includes a crankshaft arranged above the actuator, the crankshaft is arranged in linkage with the output shaft of the motor, the crankshaft is arranged on the bracket for axial positioning and circumferential rotation, and is perpendicular to the actuator, and a cam portion is arranged on the crankshaft corresponding to the actuator position to press the actuator when the crankshaft rotates a certain angle. By adopting the above scheme, the utility model overcomes the shortcomings of the prior art and provides an electric actuator, the bracket is stably mounted with force, and the housing strength requirement is not large.

[0004] The installation method adopted by the above utility model uses many parts and the installation steps are cumbersome, which will result in a lot of time required to remove the parts before repairing it. Therefore, technical personnel in this field provide a detachable electric actuator to solve the problems raised in the above background technology. Utility Model Content

[0005] The purpose of the utility model is to provide a detachable electric actuator to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a detachable electric actuator comprises a connecting tube, a mounting seat is sleeved on the outer wall of the connecting tube, both sides of the mounting seat are threadedly connected with fixing screws, and the ends of the two fixing screws close to each other are tightly in contact with the outer wall of the connecting tube, the top of the mounting seat is fixedly connected with a rectangular protrusion, the outer side of the rectangular protrusion is clamped with a top cover, the outer wall of the connecting tube and the top of the mounting seat are rotatably connected with the same connecting rod, the top inner wall of the top cover is fixedly connected with a motor, the output shaft of the motor is fixedly connected to the top of the connecting rod, the bottom of the mounting seat is clamped with a protective shell, the bottom rectangular array of the protective shell is provided with a plurality of reserved holes, the bottom of the protective shell is provided with a straight slot hole, the two sides of the rectangular protrusion are fixedly connected with a first magnetic attraction plate, the inner walls on both sides opposite to each other of the top cover are fixedly connected with a second magnetic attraction plate, and the second magnetic attraction plate is adsorbed with the first magnetic attraction plate.

[0007] As a further solution of the utility model: two L-shaped blocks are fixedly connected to the bottom of the mounting seat, and two slots are formed on the top of the protective shell, and the slots are snap-connected with the L-shaped blocks.

[0008] As a further solution of the utility model: a rectangular clamping plate is embedded in the opening of the protective shell, an L-shaped mounting plate is fixedly connected to one side of the mounting seat, and two circular holes are provided on the side of the L-shaped mounting plate away from the mounting seat.

[0009] As a further solution of the utility model: threaded holes are provided on both sides of the mounting seat, and the threaded holes and the fixing screws are threadedly connected.

[0010] As a further solution of the utility model: a sealing ring is sleeved on the outer wall of the connecting rod, a sealing sleeve is sleeved on the outer wall of the connecting pipe, and the outer wall of the sealing sleeve is in contact with the inner wall of the mounting seat.

[0011] As a further solution of the utility model: two wire-through holes are formed through the top of the mounting seat, and the two wire-through holes are surrounded by a rectangular protrusion.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. The top cover is installed on the top of the connecting pipe by adsorbing the two second magnetic plates with the two first magnetic plates on the rectangular protrusion, which makes it convenient to remove the top cover to open the top of the mounting seat to inspect the motor. A sealing ring is sleeved on the outer wall of the connecting rod to seal the gap at the connection between the mounting seat and the connecting rod. After rotating the two fixing screws out of the threaded holes, the mounting seat can be removed from the connecting pipe by holding the mounting seat and pushing it to move. When the two fixing screws are in the installed state, one end of the two fixing screws is against the outer wall of the connecting pipe to fix the mounting seat for installation. A sealing sleeve is sleeved at the connection between the mounting seat and the connecting pipe. The gap between the two is sealed to achieve a sealing effect, screws can be inserted into the two round holes on the L-shaped mounting plate to fix it to the wall to increase the supporting force of the mounting base, multiple reserved holes on the protective shell can be inserted into screws to install circuit boards, wires can pass through the straight slot holes to enter the protective shell and the wire through holes to connect with electrical components, and one end of the wire can pass through the wire through the through holes to reach the top of the mounting base and connect with the electrical components in the top cover, the rectangular card plate is used to be clamped on one side of the protective shell to seal the opening of the protective shell, and the protective shell is installed on the L-shaped card block through two card slots to facilitate disassembly.

[0014] The utility model is simple to use. The top cover and the rectangular protrusion are installed on the top of the mounting base by magnetic attraction to facilitate disassembly and maintenance. One end of the two fixing screws abuts against the outer wall of the connecting pipe to fix the mounting base. The straight slot hole allows the wire to pass through the protective shell and the wire through hole to be connected with the electrical component. The mounting base and the protective shell are connected by a card slot and an L-shaped card block to be installed on the bottom of the mounting base for easier disassembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional schematic diagram of the utility model;

[0016] Figure 2 It is a first explosion three-dimensional schematic diagram of the utility model;

[0017] Figure 3 It is a second explosion three-dimensional schematic diagram of the utility model;

[0018] Figure 4 It is a three-dimensional schematic diagram of the top cover of the utility model;

[0019] Figure 5 It is a front cross-sectional schematic diagram of the mounting seat of the utility model.

[0020] In the figure: 1. connecting pipe; 2. mounting base; 3. top cover; 4. threaded hole; 5. fixing screw; 6. L-shaped mounting plate; 7. protective shell; 8. rectangular protrusion; 9. first magnetic plate; 10. sealing ring; 11. motor; 12. connecting rod; 13. sealing sleeve; 14. rectangular card plate; 15. card slot; 16. L-shaped card block; 17. wire hole; 18. reserved hole; 19. straight slot hole; 20. second magnetic plate. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0022] See also Figures 1 to 5 In the embodiment of the utility model, a detachable electric actuator includes a connecting tube 1, a mounting seat 2 is sleeved on the outer wall of the connecting tube 1, both sides of the mounting seat 2 are threadedly connected with fixing screws 5, and the ends of the two fixing screws 5 close to each other are tightly in contact with the outer wall of the connecting tube 1, a rectangular protrusion 8 is fixedly connected to the top of the mounting seat 2, and a top cover 3 is clamped on the outer side of the rectangular protrusion 8, the outer wall of the connecting tube 1 and the top of the mounting seat 2 are rotatably connected with the same connecting rod 12, the top inner wall of the top cover 3 is fixedly connected with a motor 11, and the output shaft of the motor 11 is fixedly connected to the top of the connecting rod 12 Then, the bottom of the mounting base 2 is snap-connected with a protective shell 7, a plurality of reserved holes 18 are provided in a rectangular array at the bottom of the protective shell 7, a straight slot hole 19 is provided at the bottom of the protective shell 7, first magnetic plates 9 are fixedly connected to both sides of the rectangular protrusion 8, second magnetic plates 20 are fixedly connected to the inner walls on both sides of the opposite sides of the top cover 3, and the second magnetic plates 20 are adsorbed with the first magnetic plates 9, and the top cover 3 is installed on the top of the connecting pipe 1 by adsorbing the two second magnetic plates 20 with the two first magnetic plates 9 on the rectangular protrusion 8, which facilitates the removal of the top cover 3 to open the top of the mounting base 2 to inspect the motor 11.

[0023] In this embodiment, two L-shaped blocks 16 are fixedly connected to the bottom of the mounting base 2, and two slots 15 are provided on the top of the protective shell 7, and the slots 15 are snap-connected with the L-shaped blocks 16. The protective shell 7 is installed on the L-shaped blocks 16 through the two slots 15 to facilitate disassembly.

[0024] In this embodiment, a rectangular clamping plate 14 is embedded in the opening of the protective shell 7 , an L-shaped mounting plate 6 is fixedly connected to one side of the mounting seat 2 , and two circular holes are formed on the side of the L-shaped mounting plate 6 away from the mounting seat 2 .

[0025] In this embodiment, threaded holes 4 are formed on both sides of the mounting base 2, and the threaded holes 4 and the fixing screws 5 are threadedly connected. After the two fixing screws 5 are rotated to move out of the threaded holes 4, the mounting base 2 can be removed from the connecting pipe 1 by holding the mounting base 2 and pushing it to move. When in the installed state, the two fixing screws 5 use one end to contact the outer wall of the connecting pipe 1 to fix the mounting base 2 for installation.

[0026] In this embodiment, a sealing ring 10 is sleeved on the outer wall of the connecting rod 12, and the sealing ring 10 is sleeved on the outer wall of the connecting rod 12 for sealing the gap at the connection between the mounting seat 2 and the connecting rod 12. A sealing sleeve 13 is sleeved on the outer wall of the connecting pipe 1, and the outer wall of the sealing sleeve 13 fits the inner wall of the mounting seat 2. The sealing sleeve 13 is sleeved at the connection between the mounting seat 2 and the connecting pipe 1 to seal the gap between the two to achieve a sealing effect.

[0027] In this embodiment, two wire holes 17 are formed through the top of the mounting base 2, and the rectangular protrusion 8 surrounds the two wire holes 17. The multiple reserved holes 18 formed on the protective shell 7 can be inserted with screws to install the circuit board. The straight slot hole 19 can allow the wire to pass through the protective shell 7 and the wire holes 17 to connect with the electrical components, and one end of the wire can pass through the wire hole 17 to reach the top of the mounting base 2 and connect with the electrical components in the top cover 3.

[0028] The working principle of the utility model is as follows: the top cover 3 is installed on the top of the connecting pipe 1 by adsorbing the two second magnetic plates 20 and the two first magnetic plates 9 on the rectangular protrusion 8, which makes it convenient to disassemble the top cover 3 to open the top of the mounting seat 2 to inspect the motor 11. A sealing ring 10 is sleeved on the outer wall of the connecting rod 12 to seal the gap at the connection between the mounting seat 2 and the connecting rod 12. After rotating the two fixing screws 5 out of the threaded holes 4, the mounting seat 2 can be removed from the connecting pipe 1 by holding the mounting seat 2 and pushing it to move. When the two fixing screws 5 are in the installed state, one end of the two fixing screws 5 contacts the outer wall of the connecting pipe 1 to fix the mounting seat 2 for installation. A sealing ring 10 is sleeved at the connection between the mounting seat 2 and the connecting pipe 1 The sealing sleeve 13 can seal the gap between the two to achieve a sealing effect, screws can be inserted into the two round holes on the L-shaped mounting plate 6 to fix it to the wall to increase the supporting force of the mounting base 2, and multiple reserved holes 18 opened on the protective shell 7 can be inserted with screws to install the circuit board, and the straight slot hole 19 can pass the wire through the protective shell 7 and the wire hole 17 to connect with the electrical components, and one end of the wire can pass through the wire hole 17 to reach the top of the mounting base 2 and connect with the electrical components in the top cover 3. The rectangular card plate 14 is used to be clamped on one side of the protective shell 7 to seal the opening of the protective shell 7, and the protective shell 7 is clamped on the L-shaped block 16 through two card slots 15 for installation to facilitate disassembly.

[0029] However, as is well known to those skilled in the art, the working principle and wiring method of the motor 11 are commonplace, and are conventional means or common knowledge, and will not be elaborated here. Those skilled in the art may make any selections according to their needs or convenience.

[0030] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A detachable electric actuator, comprising a connecting pipe (1), characterized in that: The outer wall of the connecting tube (1) is sleeved with a mounting seat (2), and both sides of the mounting seat (2) are threadedly connected with fixing screws (5), and the ends of the two fixing screws (5) close to each other are tightly in contact with the outer wall of the connecting tube (1), and the top of the mounting seat (2) is fixedly connected with a rectangular protrusion (8), and the outer side of the rectangular protrusion (8) is clamped with a top cover (3), and the outer wall of the connecting tube (1) and the top of the mounting seat (2) are rotatably connected with the same connecting rod (12), and the top inner wall of the top of the top cover (3) is fixedly connected with a motor ( 11), the output shaft of the motor (11) is fixedly connected to the top of the connecting rod (12), the bottom of the mounting seat (2) is snap-connected with a protective shell (7), the bottom rectangular array of the protective shell (7) is provided with a plurality of reserved holes (18), the bottom of the protective shell (7) is provided with a straight slot hole (19), both sides of the rectangular protrusion (8) are fixedly connected with a first magnetic attraction plate (9), the inner walls on both sides opposite to each other of the top cover (3) are fixedly connected with a second magnetic attraction plate (20), and the second magnetic attraction plate (20) is adsorbed with the first magnetic attraction plate (9).

2. A detachable electric actuator according to claim 1, characterized in that: Two L-shaped clamping blocks (16) are fixedly connected to the bottom of the mounting seat (2), and two clamping grooves (15) are provided on the top of the protective shell (7), and the clamping grooves (15) are clamped with the L-shaped clamping blocks (16).

3. A detachable electric actuator according to claim 1, characterized in that: A rectangular clamping plate (14) is embedded in the opening of the protective shell (7), an L-shaped mounting plate (6) is fixedly connected to one side of the mounting seat (2), and two circular holes are formed on the side of the L-shaped mounting plate (6) away from the mounting seat (2).

4. A detachable electric actuator according to claim 1, characterized in that: Threaded holes (4) are provided on both sides of the mounting seat (2), and the threaded holes (4) and the fixing screw rods (5) are threadedly connected.

5. The detachable electric actuator according to claim 1, characterized in that: A sealing ring (10) is sleeved on the outer wall of the connecting rod (12), a sealing sleeve (13) is sleeved on the outer wall of the connecting pipe (1), and the outer wall of the sealing sleeve (13) is in contact with the inner wall of the mounting seat (2).

6. A detachable electric actuator according to claim 1, characterized in that: Two wire-through holes (17) are formed through the top of the mounting seat (2), and the two wire-through holes (17) are surrounded by the rectangular protrusion (8).

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