CN218031230U

CN218031230U - Novel electromagnetic damper

Info

Publication number: CN218031230U
Application number: CN202222334256.9U
Authority: CN
Inventors: 许荣盛; 汪浩然; 张谨言; 吴喻哲; 喻道岸
Original assignee: Anhui Jianzhu University
Current assignee: Anhui Jianzhu University
Priority date: 2022-09-01
Filing date: 2022-09-01
Publication date: 2022-12-13
Anticipated expiration: 2032-09-01

Abstract

The utility model relates to an electromagnetic damper technical field especially relates to a novel electromagnetic damper, including the inner skleeve to and the activity sets up in the movable sleeve at inner skleeve both ends, the inner skleeve inboard is equipped with the damping mechanism who is used for the damping energy dissipation, and movable sleeve one end is equipped with the coupling mechanism who is used for its fixed mounting, and damping mechanism sets up in the fly leaf at inner skleeve both ends including sliding to and fixed set up in fly leaf one side and with movable sleeve internal fixation's damping spring, damping mechanism still including setting up in the inner skleeve and be used for the spacing locating component of movable sleeve. The utility model discloses be favorable to having promoted the electromagnetic damper security when using, prolonged the life of electromagnetic damper, avoid appearing the electromagnetic damper and easily taking place to damage when bearing great impact force, influence the condition of electromagnetic damper normal use to the different installation environment of attenuator adaptation has enlarged the application scope of this electromagnetic damper, has promoted the practicality of electromagnetic damper.

Description

Novel electromagnetic damper

Technical Field

The utility model relates to an electromagnetic damper technical field especially relates to a novel electromagnetic damper.

Background

The electromagnetic damper is manufactured according to the electromagnetic damping principle, and the primary conductor plate and the secondary conductor plate are not in contact in the process of generating damping force, so that the dynamic response and the material property of a system are not influenced. The existing electromagnetic damper generally absorbs energy generated by vibration through damping force generated by electromagnetism, but a damping shell generally lacks a protective structure when generating vibration sliding, so that the damper is easy to damage when bearing large impact force, the normal use of the damper is influenced, the service life of the electromagnetic damper is shortened, and the practicability is poor.

SUMMERY OF THE UTILITY MODEL

The utility model provides a novel electromagnetic damper has solved electromagnetic damper and has easily taken place to damage when bearing great impact force, influences the technical problem of electromagnetic damper normal use, has reached the purpose that promotes the security and prolong its life when electromagnetic damper uses.

In order to solve the technical problem, the utility model provides a following technical scheme: a novel electromagnetic damper comprises an inner sleeve and movable sleeves movably arranged at two ends of the inner sleeve, wherein a damping mechanism for vibration damping and energy dissipation is arranged at the inner side of the inner sleeve, and a connecting mechanism for fixedly mounting the movable sleeve is arranged at one end of the movable sleeve;

the damping mechanism comprises a movable plate arranged at two ends of the inner sleeve in a sliding manner, a damping spring fixedly arranged at one side of the movable plate and fixed with the inner part of the movable sleeve, and a positioning assembly arranged in the inner sleeve and used for limiting the movable sleeve;

the locating component comprises a movable rack which is fixedly arranged on one side of the movable plate and is in sliding connection with the inner sleeve, one end of the movable rack is meshed with a transmission gear, threaded rods are fixed at the axes of two sides of the transmission gear, one end of the threaded rod, which is far away from the transmission gear, is in threaded connection with a threaded pipe, and a limiting sliding groove which is in sliding connection with one end of the threaded pipe is formed in the side wall of the inner sleeve.

Furthermore, an outer sleeve which is connected with the movable sleeve in a sliding mode is arranged on the outer side of the inner sleeve, a connecting ring which is fixed with the outer sleeve is fixed on the outer side of the middle of the inner sleeve, and the movable sleeve is connected between the outer sleeve and the inner sleeve in a sliding mode.

Furthermore, a magnetic rod is fixed on the other side of the movable plate, and a coil body fixed with the inner sleeve is arranged at one end of the magnetic rod.

Furthermore, both ends of the movable plate are fixed with limiting sliding blocks, and the outer sides of the limiting sliding blocks are connected with limiting vertical grooves formed in the side wall of the inner sleeve in a sliding mode.

Furthermore, limiting plates fixed with the inner sleeve are arranged on two sides of the transmission gear, one end, close to the transmission gear, of the threaded rod is rotatably connected with the limiting plates through bearings, and the movable rack is connected between the two limiting plates in a sliding mode.

Furthermore, the connecting mechanism comprises a connector arranged at one end of the movable sleeve, a connecting clamping block is fixed at one end of the connector, a limiting frame fixed with the movable sleeve is connected to the outer side of the connecting clamping block in a sliding mode, screw holes are formed in the surfaces of the two ends of the connecting clamping block, and screws penetrating through the limiting frame and in threaded connection with the screw holes are arranged at the two ends of the limiting frame.

Furthermore, a limiting hole is formed in the bottom of the connecting clamping block, and a limiting column fixed with the movable sleeve is rotatably connected to the inner side of the limiting hole.

The utility model provides a novel electromagnetic damper possesses following beneficial effect:

1. the utility model discloses a set up damping mechanism when providing damping energy dissipation effect, for it provides the guard action when using, when electromagnetic damper bears the impact force, sleeve outside slip extrudees damping spring simultaneously including the movable sleeve, when providing the location to the movable sleeve through locating component, for its effect that provides the support protection, be favorable to having promoted electromagnetic damper security when using, electromagnetic damper's life has been prolonged, extremely strong practicality has, avoid appearing electromagnetic damper and easily take place to damage when bearing great impact force, influence the condition of electromagnetic damper normal use.

2. The utility model discloses a set up coupling mechanism and come to install this electromagnetic damper in activity sleeve one end, when meetting different installation demands, according to the installation demand, change different connectors through dismantling, the convenient operation of dismouting is swift to the installation environment that the attenuator adaptation is different has enlarged this electromagnetic damper's application scope, has promoted electromagnetic damper's practicality.

Drawings

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

FIG. 2 is a front perspective sectional view of the present invention;

FIG. 3 is a side perspective sectional view of the present invention;

FIG. 4 is an exploded view of the damping mechanism of the present invention;

FIG. 5 is an exploded view of the positioning assembly of the present invention;

fig. 6 is an exploded view of the connection mechanism of the present invention.

In the figure: 1. an inner sleeve; 2. a movable sleeve; 3. a damping mechanism; 31. a movable plate; 32. a damping spring; 33. a positioning assembly; 331. a movable rack; 332. a transmission gear; 333. a threaded rod; 334. a threaded pipe; 335. a limiting chute; 336. a limiting plate; 4. a connecting mechanism; 41. a connector; 42. connecting a clamping block; 43. a limiting frame; 44. a screw; 45. a limiting column; 5. an outer sleeve; 6. a connecting ring; 7. a magnetic rod; 8. a coil body; 9. a limiting slide block; 10. and limiting vertical grooves.

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. 1-6, the present invention provides a technical solution: the utility model provides a novel electromagnetic damper, includes inner skleeve 1 to and the activity sets up in the movable sleeve 2 at inner skleeve 1 both ends, and 1 inboard sides of inner skleeve are equipped with the damping machanism 3 that is used for the damping energy dissipation, and 2 one ends of movable sleeve are equipped with and are used for its fixed mounting's coupling mechanism 4.

Damping mechanism 3 is used for providing the damping energy dissipation effect in, for it provides the guard action when using, coupling mechanism 4 is used for installing electromagnetic damper, according to the installation demand of difference, change different connector 41 through dismantling, convenient operation to electromagnetic damper dismouting is swift, locating component 33 through damping mechanism 3 is when providing the location to movable sleeve 2, for it provides the effect of supporting the protection, be favorable to having promoted electromagnetic damper security when using, thereby electromagnetic damper's life has been prolonged.

Damping mechanism 3 sets up in the fly leaf 31 at inner skleeve 1 both ends including sliding, and fixed set up in fly leaf 31 one side and with the damping spring 32 of movable sleeve 2 internal fixation, fly leaf 31 opposite side is fixed with magnetic rod 7, magnetic rod 7 one end is equipped with the coil body 8 fixed with inner skleeve 1, fly leaf 31 both ends all are fixed with spacing slider 9, spacing slider 9 outside sliding connection has the spacing groove 10 of erectting on the inner skleeve 1 lateral wall, drive spacing slider 9 and slide in spacing groove 10 during fly leaf 31 motion, make fly leaf 31 motion more stable, damping mechanism 3 is still including setting up the locating component 33 that is used for spacing to movable sleeve 2 in inner skleeve 1.

The positioning component 33 includes a movable rack 331 fixedly disposed on one side of the movable plate 31 and slidably connected to the inner sleeve 1, one end of the movable rack 331 is engaged with a transmission gear 332, axes of two sides of the transmission gear 332 are fixed with threaded rods 333, one end of each threaded rod 333 far away from the transmission gear 332 is connected with a threaded pipe 334 in a threaded manner, the integrally formed threads on the threaded rods 333 of two sides of the transmission gear 332 are opposite in direction, the two threaded rods 333 respectively drive the two threaded pipes 334 to move in opposite directions when rotating, a cushion is disposed on one side of each threaded pipe 334 contacting the movable sleeve 2 to reduce the impact force of the movable sleeve 2 contacting the threaded pipes 334, a limiting chute 335 slidably connected to one end of each threaded pipe 334 is disposed on a side wall of the inner sleeve 1, limiting plates 336 fixed to the inner sleeve 1 are disposed on two sides of the transmission gear 332, one end of each threaded rod 333 near the transmission gear 332 is rotatably connected to the limiting plates 336 through a bearing, and the movable rack 331 is slidably connected between the two limiting plates 336.

When the movable plate 31 moves, the movable plate 31 pushes the movable rack 331 to slide between the two limiting plates 336, the movable rack 331 drives the transmission gear 332 meshed with the movable rack 331 to rotate, the transmission gear 332 drives the threaded rods 333 on the two sides of the movable rack 333 to rotate, the two threaded rods 333 respectively drive the two threaded pipes 334 to slide in the corresponding limiting sliding grooves 335 while rotating, the threaded pipes 334 penetrate the limiting sliding grooves 335 to contact with the inner wall of the outer sleeve 5, and meanwhile, the movable sleeve 2 moves to contact with one side of the threaded pipes 334 to provide a supporting protection effect for the movable sleeve 2 while positioning the movable sleeve 2.

Specifically, an outer sleeve 5 which is slidably connected with the movable sleeve 2 is arranged on the outer side of the inner sleeve 1, a connecting ring 6 which is fixed with the outer sleeve 5 is fixed on the outer side of the middle of the inner sleeve 1, the movable sleeve 2 is slidably connected between the outer sleeve 5 and the inner sleeve 1, and the outer sleeve 5 provides protection for the inner sleeve 1 and simultaneously enables the movable sleeve 2 to slide more stably between the outer sleeve 5 and the inner sleeve 1.

Specifically, coupling mechanism 4 is including setting up in the connector 41 of 2 one ends of movable sleeve, connector 41 one end is fixed with connection fixture block 42, connect the equal sliding connection in the fixture block 42 outside and have the spacing frame 43 fixed with movable sleeve 2, connect fixture block 42 and spacing frame 43 middle part opening phase-match, the screw has all been seted up on connection fixture block 42 both ends surface, spacing frame 43 both ends all are equipped with the screw 44 that runs through its and screw threaded connection, connect fixture block 42 bottom and seted up spacing hole, spacing downthehole side rotates the spacing post 45 of being connected with movable sleeve 2 is fixed, when the connector 41 that needs to dismantle, the rotatory screw 44 of unscrewing spacing frame 43 both sides, rotate 90 degrees with connector 41 after, connector 41 drives the rotatory 90 degrees of connection fixture block 42, connect fixture block 42 around spacing post 45 rotate even rotate 90 degrees after, take out from spacing frame 43 inboard.

In the embodiment, in the use process of the electromagnetic damper, the movable sleeve 2 is subjected to impact force, the movable sleeve 2 slides between the outer sleeve 5 and the inner sleeve 1, the movable sleeve 2 pushes the damping spring 32 on the inner side of the movable sleeve, the damping spring 32 pushes the movable plate 31 on one side of the movable sleeve to move, the movable plate 31 drives the limiting sliders 9 on two ends of the movable sleeve to move, the limiting sliders 9 slide in the limiting vertical grooves 10, the limiting sliders 9 cannot move when moving to the other end of the limiting vertical grooves 10, the damping spring 32 is continuously extruded, the damping spring 32 generates elastic deformation and is compressed, meanwhile, the movable plate 31 drives the magnetic rod 7 on one side of the movable sleeve to move, and the magnetic rod 7 moves on one side of the coil body 8;

when the movable plate 31 moves, the movable plate 31 pushes the movable rack 331 to move, the movable rack 331 slides between the two limiting plates 336, the movable rack 331 drives the transmission gear 332 meshed with the movable rack 331 to rotate, the transmission gear 332 drives the threaded rods 333 on the two sides of the transmission gear to rotate, the two threaded rods 333 respectively drive the two threaded pipes 334 to move while rotating, the threaded pipes 334 slide in the limiting sliding grooves 335, the threaded pipes 334 penetrate through the limiting sliding grooves 335 to contact with the inner wall of the outer sleeve 5, and meanwhile, the movable sleeve 2 moves to contact with one side of the threaded pipes 334, so that the movable sleeve 2 is positioned and simultaneously provided with a supporting and protecting effect;

when meeting different installation requirements, according to actual installation requirements, the screws 44 on the two sides of the limiting frame 43 are screwed down in a rotating mode, then the connector 41 is rotated for 90 degrees, the connector 41 drives the connecting clamping block 42 to rotate for 90 degrees, the connecting clamping block 42 rotates around the limiting column 45 and is pulled out from the inner side of the limiting frame 43 after rotating for 90 degrees, different connectors 41 are disassembled and replaced, then the connecting clamping block 42 of a new connector 41 is aligned to the middle of the limiting frame 43, the limiting column 45 is inserted into the inner side of the limiting hole and matched with the limiting column 45, the connecting clamping block 42 is inserted into the inner side of the limiting frame 43, the connecting clamping block 42 rotates for 90 degrees in the limiting frame 43, then the screws 44 are rotated, the screws 44 are fixed with the threads of the connecting clamping block 42 through threaded connection, the connecting clamping block 42 is fixed in the limiting frame 43, and the dismounting operation of the connector 41 is convenient and fast.

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 a novel electromagnetic damper, includes inner skleeve (1) to and the activity sets up in movable sleeve (2) at inner skleeve (1) both ends, its characterized in that: a damping mechanism (3) for damping vibration and dissipating energy is arranged on the inner side of the inner sleeve (1), and a connecting mechanism (4) for fixedly mounting the movable sleeve (2) is arranged at one end of the movable sleeve;

the damping mechanism (3) comprises a movable plate (31) arranged at two ends of the inner sleeve (1) in a sliding manner, a damping spring (32) fixedly arranged on one side of the movable plate (31) and fixed in the movable sleeve (2), and a positioning assembly (33) arranged in the inner sleeve (1) and used for limiting the movable sleeve (2);

locating component (33) including fixed set up in fly leaf (31) one side and with inner skleeve (1) sliding connection's movable rack (331), movable rack (331) one end meshing is connected with drive gear (332), and drive gear (332) both sides axle center department all is fixed with threaded rod (333), and drive gear (332) one end threaded connection has screwed pipe (334) is kept away from in threaded rod (333), inner skleeve (1) lateral wall offer with screwed pipe (334) one end sliding connection's spacing spout (335).

2. The novel electromagnetic damper as claimed in claim 1, wherein: the outer sleeve (5) which is connected with the movable sleeve (2) in a sliding mode is arranged on the outer side of the inner sleeve (1), a connecting ring (6) which is fixed with the outer sleeve (5) is fixed on the outer side of the middle of the inner sleeve (1), and the movable sleeve (2) is connected between the outer sleeve (5) and the inner sleeve (1) in a sliding mode.

3. The novel electromagnetic damper as claimed in claim 1, wherein: a magnetic rod (7) is fixed on the other side of the movable plate (31), and a coil body (8) fixed with the inner sleeve (1) is arranged at one end of the magnetic rod (7).

4. The novel electromagnetic damper as claimed in claim 1, wherein: both ends of the movable plate (31) are fixed with limiting sliding blocks (9), and the outer sides of the limiting sliding blocks (9) are connected with limiting vertical grooves (10) arranged on the side wall of the inner sleeve (1) in a sliding mode.

5. The novel electromagnetic damper as claimed in claim 1, wherein: the limiting plates (336) fixed with the inner sleeve (1) are arranged on two sides of the transmission gear (332), one end, close to the transmission gear (332), of the threaded rod (333) is rotatably connected with the limiting plates (336) through a bearing, and the movable rack (331) is connected between the two limiting plates (336) in a sliding mode.

6. The novel electromagnetic damper as claimed in claim 1, wherein: the connecting mechanism (4) comprises a connector (41) arranged at one end of the movable sleeve (2), one end of the connector (41) is fixed with a connecting clamping block (42), the outer side of the connecting clamping block (42) is connected with a limiting frame (43) fixed with the movable sleeve (2) in a sliding mode, screw holes are formed in the surfaces of the two ends of the connecting clamping block (42), and screws (44) penetrating through the limiting frame and connected with the screw holes in a threaded mode are arranged at the two ends of the limiting frame (43).

7. The novel electromagnetic damper as claimed in claim 6, wherein: the bottom of the connecting clamping block (42) is provided with a limiting hole, and the inner side of the limiting hole is rotatably connected with a limiting column (45) fixed with the movable sleeve (2).