CN209164709U - A kind of Electric Actuator that vibration is effectively reduced - Google Patents

Abstract

The utility model discloses a kind of Electric Actuator that vibration is effectively reduced, including actuator ontology, the bottom of the actuator ontology is fixedly connected with connecting plate, the two sides of the connecting plate bottom are fixedly connected to buffer unit, the bottom of two buffer units is fixedly connected with support plate, middle part at the top of the support plate is fixedly connected with threaded block, the surface of the threaded block inner wall has been connected through a screw thread threaded rod, the bottom end of the threaded rod runs through support plate and extends to the bottom of support plate, and the utility model relates to Electric Actuator technical fields.The Electric Actuator that vibration is effectively reduced substantially is offset by two damping springs; the bumper post cooperation support spring of two sides further decreases vibration at the top of fixed plate simultaneously; vibration weakens significantly when being transmitted in support plate; vibration is further decreased by two buffer units in support plate; offset vibration injury; Electric Actuator is protected to use safe, reduction vibration damage.

Description

A kind of Electric Actuator that vibration is effectively reduced

Technical field

The utility model relates to Electric Actuator technical field, specially a kind of Electric Actuator that vibration is effectively reduced.

Background technique

Electric Actuator is also known as electric operator, is applied to various industrial automation process controlling units.It is usually used in Mating various valves constitute electrically operated valve, and perhaps electric control valve etc. makes the actuating mechanism of electrically operated valve or electric control valve. The advantages of Electric Actuator is that the energy is taken conveniently, and signaling rate is fast, long transmission distance, is convenient for centralized control, sensitivity Higher with precision, it is convenient to cooperate with motorized adjustment instrument, and installation wiring is simple.

But its structure is complicated, thrust is small, and failure rate is higher than pneumatic actuator, causes it past in use Toward that Electric Actuator can be caused to break down due to vibration, in existing way, Electric Actuator is generally using directly fixed peace The mode of dress is installed, and necessary damping device or structure are lacked, and cannot reduce the vibration generated when use, and vibration causes It is damaged, and considerably increases maintenance cost, is influenced to work normally progress, is reduced working efficiency.

Utility model content

In view of the deficiencies of the prior art, the utility model provides a kind of Electric Actuator that vibration is effectively reduced, and solves Lack necessary damping device or structure, the vibration generated when use cannot be reduced, vibration leads to its damage, greatly increases Maintenance cost influences to work normally the problem of carrying out, reducing working efficiency.

In order to achieve the above object, the utility model is achieved by the following technical programs: a kind of that vibration is effectively reduced Electric Actuator, including actuator ontology, the bottom of the actuator ontology are fixedly connected with connecting plate, the connecting plate bottom Two sides be fixedly connected to buffer unit, the bottom of two buffer units is fixedly connected with support plate, the support plate Threaded block is fixedly connected in the middle part of top, the surface of the threaded block inner wall has been connected through a screw thread threaded rod, the screw thread The bottom end of bar runs through support plate and extends to the bottom of support plate, and the threaded rod is located at one end rotation connection of support plate bottom Have movable plate, the two sides of the movable plate, which are run through, positioning column, the two sides of the movable plate bottom and be located at two it is fixed The surface of position column is fixedly connected to relief spring, and the bottom of the relief spring is fixedly connected with fixed plate, the fixed plate Top and be located at two opposite sides of the relief spring be fixedly connected to bumper post, the two sides of the support plate bottom It between the two sides at the top of fixed plate and is located at the surfaces of two bumper posts respectively and is fixedly connected to support spring, It the top of the fixed plate and is located between two opposite sides of bumper post and is provided with fixing screws, the buffering dress It sets including sleeve column, the both ends of the sleeve column, which are run through, connecting rod, between the opposite side of two connecting rods and is located at set The surface of column wall is fixedly connected with buffer spring, and two opposite one end of the connecting rod are rotatably connected to support rod, institute The bottom end for stating support rod is rotatably connected to sliding block, and running through between two sliding blocks has slide bar, and the both ends of the slide bar are solid Surely it is connected with fixed block.

Further, it is provided with connector in the middle part of the actuator body bottom portion, the bottom of the connector is provided with Executive item.

Further, first through hole compatible with connector, the support plate and fixation are offered on the connecting plate The second through-hole compatible with executive item is offered on plate.

Further, the surface of the threaded block inner wall offers internal screw thread, and the surface of the threaded rod offers outer spiral shell Line, surface and the externally threaded surface of the internal screw thread inner wall are connected through a screw thread.

Further, the top of the threaded rod is provided with spill spin block, and the spill spin block is hexagon.

Further, the lower rotation of the top of the support rod and connecting plate connects, and the bottom end of the sliding block passes through cunning The top slide of slot and support plate connects, and is fixedly connected at the top of the bottom of the fixed block and support plate.

Compared with prior art, the utility model has the beneficial effects that

(1), the Electric Actuator that vibration is effectively reduced substantially is offset by two damping springs, while fixed plate top The bumper post cooperation support spring of portion two sides further decreases vibration, and vibration weakens significantly when being transmitted in support plate, passes through It crosses two buffer units in support plate and further decreases vibration, offset vibration injury, protect Electric Actuator to use safe, reduce Vibration damage, prolongs the service life.

(2), the Electric Actuator that vibration is effectively reduced drives threaded rod rotation by turn spill spin block, drives movement Plate moves up, and when moving up, relief spring length is stretched, and has bigger compression space, at this point, damping bullet The space that there is spring bigger damping to compress and spring back, the vibration environment strong suitable for shaking force, frequency is high, when moving down, The compresses in length of relief spring, compression and the performance of rebound space, elastic potential energy enhancing have stronger support force, are suitable for few Vibration or shockproof environment, keep stronger stability, adjustable damping, are suitable for various use environments, reduce maintenance at This.

Detailed description of the invention

Fig. 1 is the whole structural schematic diagram of the utility model；

Fig. 2 is the structural schematic diagram of the buffer unit of the utility model.

In figure: 1- actuator ontology, 101- connector, 102- executive item, 2- connecting plate, 3- buffer unit, 301- sleeve column, 302- connecting rod, 303- buffer spring, 304- support rod, 305- sliding block, 306- slide bar, 307- fixed block, 4- support plate, 5- spiral shell Line block, 6- threaded rod, 601- spill spin block, 7- movable plate, 8- positioning column, 9- relief spring, 10- fixed plate, 11- bumper post, 12- Support spring, 13- fixing screws.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

The utility model provides a kind of technical solution referring to FIG. 1-2: a kind of Electric Actuator that vibration is effectively reduced, Including actuator ontology 1, the bottom of actuator ontology 1 is fixedly connected with connecting plate 2, and the two sides of 2 bottom of connecting plate are fixed to be connected It is connected to buffer unit 3, the bottom of two buffer units 3 is fixedly connected with support plate 4, and the middle part at 4 top of support plate is fixedly connected There is threaded block 5, the surface of 5 inner wall of threaded block has been connected through a screw thread threaded rod 6, and the bottom end of threaded rod 6 through support plate 4 and is prolonged The bottom of support plate 4 is extended to, one end that threaded rod 6 is located at 4 bottom of support plate is rotatably connected to movable plate 7, the two sides of movable plate 7 Through there is a positioning column 8, two sides of 7 bottom of the movable plate and surface for being located at two positioning columns 8 is fixedly connected to decompression Spring 9, the bottom of relief spring 9 are fixedly connected with fixed plate 10, the top of fixed plate 10 and to be located at two relief springs 9 opposite Side be fixedly connected to bumper post 11, the two sides of 4 bottom of support plate respectively between the two sides at 10 top of fixed plate and point Not Wei Yu the surfaces of two bumper posts 11 be fixedly connected to support spring 12, the top of fixed plate 10 and be located at two it is slow It rushes between the opposite side of column 11 and is provided with fixing screws 13, buffer unit 3 includes sleeve column 301, and the both ends of sleeve column 301 are passed through Be installed with connecting rod 302, between the opposite side of two connecting rods 302 and be located at 301 inner wall of sleeve column surface be fixedly connected with it is slow Spring 303 is rushed, the opposite one end of two connecting rods 302 is rotatably connected to support rod 304, and the bottom end of support rod 304 rotates It is connected with sliding block 305, running through between two sliding blocks 305 has slide bar 306, and the both ends of slide bar 306 are fixedly connected to fixed block 307, connector 101 is provided in the middle part of 1 bottom of actuator ontology, and the bottom of connector 101 is provided with executive item 102, connection First through hole compatible with connector 101 is offered on plate 2, the diameter of the first through hole is greater than the diameter of connector 101, Second through-hole compatible with executive item 101 is offered in support plate 4 and fixed plate 10, the diameter of second through-hole is greater than The diameter of executive item 102, the surface of 5 inner wall of threaded block offer internal screw thread, and the surface of threaded rod 6 offers external screw thread, interior spiral shell The surface of line inner wall is threadedly coupled with externally threaded surface, and the top of threaded rod 6 is provided with spill spin block 601, and spill spin block 601 is six Angular, the top of support rod 304 is connect with the lower rotation of connecting plate 2, and the bottom end of sliding block 305 passes through sliding slot and support plate 4 Top slide connection, the bottom of fixed block 307 is fixedly connected with the top of support plate 4.

When work, fixed plate 10 is fixedly mounted by fixing screws 13, in use, generating vibration is transmitted to fixed plate 10 On, it shakes two damping springs 9 being fixed on plate 10 and substantially offsets, while the bumper post 11 of 10 top two sides of fixed plate cooperates Support spring 12 further decreases vibration, and vibration weakens significantly when being transmitted in support plate 4, and support plate 4 is shaken pressure Power drives 304 suspender belt of support rod to slide on slide bar 306 to two sliding blocks 305, drives two connecting rods, 302 pressurized buffer bullet Spring 303,303 elastic force of buffer spring effect two connecting rods 302 of support, reduces remnants vibration, damage vibration will not Electric Actuator operates normally, and drives threaded rod 6 to rotate by turn spill spin block 601, movable plate 7 is driven upwardly or downwardly to move Dynamic, when moving up, 9 length of relief spring is stretched, and with bigger compression and rebound space, opposite direction rotates spill spin block 6, makes 9 length of relief spring reduces, and compression and rebound space reduce, and has stronger support force, is suitable for few vibration or shockproof ring Border, use scope are more extensive

It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment Intrinsic element.

The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model Protection scope within.

Claims (6)

1. a kind of Electric Actuator that vibration is effectively reduced, including actuator ontology (1), it is characterised in that: the actuator sheet The bottom of body (1) is fixedly connected with connecting plate (2), and the two sides of connecting plate (2) bottom are fixedly connected to buffer unit (3), the bottom of two buffer units (3) is fixedly connected with support plate (4), and the middle part at the top of the support plate (4) is fixed It is connected with threaded block (5), the surface of threaded block (5) inner wall has been connected through a screw thread threaded rod (6), the threaded rod (6) Bottom end through support plate (4) and extend to the bottoms of support plate (4), the threaded rod (6) is located at the one of support plate (4) bottom End is rotatably connected to movable plate (7), and the two sides of the movable plate (7), which are run through, to be had positioning column (8), movable plate (7) bottom Two sides and be located at the surfaces of two positioning columns (8) and be fixedly connected to relief spring (9), the relief spring (9) Bottom is fixedly connected with fixed plate (10), the top of the fixed plate (10) and to be located at two relief springs (9) opposite Side is fixedly connected to bumper post (11), the two sides of support plate (4) bottom respectively with the two sides at the top of fixed plate (10) Between and be located at the surfaces of two bumper posts (11) and be fixedly connected to support spring (12), the fixed plate (10) Top and be located between two opposite sides of bumper post (11) and be provided with fixing screws (13), the buffer unit It (3) include sleeve column (301), the both ends of the sleeve column (301), which are run through, to be had connecting rod (302), two connecting rod (302) phases Pair side between and be located at sleeve column (301) inner wall surface be fixedly connected with buffer spring (303), two connecting rods (302) opposite one end is rotatably connected to support rod (304), and the bottom end of the support rod (304) is rotatably connected to sliding block (305), through having slide bar (306) between two sliding blocks (305), the both ends of the slide bar (306) are fixedly connected to solid Determine block (307).

2. a kind of Electric Actuator that vibration is effectively reduced according to claim 1, it is characterised in that: the actuator sheet It is provided with connector (101) in the middle part of body (1) bottom, the bottom of the connector (101) is provided with executive item (102).

3. a kind of Electric Actuator that vibration is effectively reduced according to claim 1, it is characterised in that: the connecting plate (2) offered on connector (101) compatible first through hole, offer in the support plate (4) and fixed plate (10) Compatible second through-hole with executive item (102).

4. a kind of Electric Actuator that vibration is effectively reduced according to claim 1, it is characterised in that: the threaded block (5) surface of inner wall offers internal screw thread, and the surface of the threaded rod (6) offers external screw thread, the table of the internal screw thread inner wall Face is connected through a screw thread with externally threaded surface.

5. a kind of Electric Actuator that vibration is effectively reduced according to claim 1, it is characterised in that: the threaded rod (6) top is provided with spill spin block (601), and the spill spin block (601) is hexagon.

6. a kind of Electric Actuator that vibration is effectively reduced according to claim 1, it is characterised in that: the support rod (304) top is connect with the lower rotation of connecting plate (2), and the bottom end of the sliding block (305) passes through sliding slot and support plate (4) Top slide connects, and is fixedly connected at the top of the bottom and support plate (4) of the fixed block (307).