CN216382375U

CN216382375U - Active vibration isolation device

Info

Publication number: CN216382375U
Application number: CN202122956078.9U
Authority: CN
Inventors: 王义林; 秦姗; 郭智慧
Original assignee: Zhenjiang Lehua Technology Co ltd
Current assignee: Zhenjiang Lehua Technology Co ltd
Priority date: 2021-11-29
Filing date: 2021-11-29
Publication date: 2022-04-26
Anticipated expiration: 2031-11-29

Abstract

The utility model discloses an active vibration isolation device which comprises a vibration isolation platform, wherein a fixed structure is arranged at the top end of the vibration isolation platform, a supporting rod is arranged on the inner side of the vibration isolation platform, a fixed rod is fixed on the inner wall of the vibration isolation platform, a movable block is arranged on the outer wall of the vibration isolation platform, a base is arranged at the bottom end of the supporting rod, a clamping block is fixed on the outer wall of the supporting rod, a movable sleeve is arranged on one side of the supporting rod, and a limiting frame is arranged on the outer wall of the movable sleeve. According to the utility model, the placing rack, the containing box, the inserting rod, the clamping groove and the magnetic suction ring are arranged, the precise instrument is placed on the placing rack, the proper position is adjusted, the inserting rod in the containing box is inserted into the clamping groove around the instrument bottom plate and is fixedly adsorbed with the magnetic suction ring on the inner wall of the clamping groove, so that the inserting rod is fixed in the clamping groove and limits the instrument bottom plate to prevent the displacement of the instrument bottom plate, and the problem that the shock insulation effect is influenced after the instrument is displaced is effectively solved.

Description

Active vibration isolation device

Technical Field

The utility model relates to the technical field of shock isolation equipment, in particular to an active type shock isolation device.

Background

The active vibration isolation platform is suitable for vibration isolation of precision instruments and equipment, can comprehensively attenuate fine vibration of an installation site influencing normal work of the instruments and equipment in all frequency ranges without reducing various performances of the instruments and equipment, realizes vibration attenuation by adopting a pneumatic actuator and a linear motor structure, and meets strict requirements of the precision equipment on a setting environment.

When present precision instruments place on active shock insulation platform, receive the collision of manpower and other external forces easily for the instrument takes place to shift, thereby makes the instrument shift the back, influences active shock insulation platform to its shock insulation effect, and active shock insulation platform height-adjusting according to the needs of using, and its regulative mode is the screw thread rotation and adjusts, and need adjust four bracing pieces respectively, leads to active shock insulation platform's regulative mode complicated.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems that the shock insulation effect is influenced after an instrument is displaced and the adjustment mode of an active shock insulation platform is complex, and provides an active shock insulation device to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an active vibration isolation device, includes the shock insulation platform, the top of shock insulation platform is provided with fixed knot structure, and the inboard of shock insulation platform is provided with the bracing piece, the inner wall of shock insulation platform is fixed with the dead lever, and the outer wall of shock insulation platform is provided with the movable block, the bottom of bracing piece is provided with the base, and the outer wall of bracing piece is fixed with the fixture block, one side of bracing piece is provided with movable sleeve, movable sleeve's outer wall is provided with spacing, and the one end that movable sleeve's outer wall is located spacing is provided with the push pedal, the outside of dead lever is provided with the vortex spring, the bottom of movable block is provided with compression spring, and one side of movable block is provided with the clamp plate.

Preferably, the shock insulation platform is provided with a control panel, the support rod penetrates through the outside of the shock insulation platform, and the outer wall of the shock insulation platform is provided with a movable groove matched with the movable block and the compression spring.

Preferably, fixed knot constructs including rack, block groove, magnetism ring, inserted bar and receiver of inhaling, and the top of shock insulation platform is provided with the rack, the one end of shock insulation platform is provided with the receiver, the inboard of rack is provided with the block groove, the inner wall in block groove is provided with magnetism and inhales the ring, and the inboard in block groove is provided with the inserted bar.

Preferably, the inserted bar is connected with the clamping groove in a clamping manner, the magnetic attraction ring is fixedly connected with the clamping groove through glue, and the clamping grooves are arranged on the placing frame at equal intervals.

Preferably, a clamping cover is arranged inside the shock insulation platform on the outer side of the supporting rod, the supporting rod is connected with the clamping cover in a clamping mode, and the clamping block is connected with the limiting frame in a clamping mode.

Preferably, the movable sleeve is rotatably connected with the fixed rod through a scroll spring, a push-pull groove matched with the push plate is formed in the shock isolation platform, and the press plate is movably connected with the shock isolation platform through a movable block and a compression spring.

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

1. according to the utility model, the placing rack, the containing box, the inserting rod, the clamping groove and the magnetic suction ring are arranged, the precise instrument is placed on the placing rack, the proper position is adjusted, the inserting rod in the containing box is inserted into the clamping groove around the instrument bottom plate and is fixedly adsorbed with the magnetic suction ring on the inner wall of the clamping groove, so that the inserting rod is fixed in the clamping groove and limits the instrument bottom plate, the displacement of the instrument bottom plate is prevented, and the problem that the shock insulation effect is influenced after the instrument is displaced is effectively solved;

2. according to the utility model, by arranging the pressing plate, the pushing plate, the supporting rod, the fixture block and the limiting frame, a user lifts the vibration isolation platform from two sides by two hands and lifts the vibration isolation platform to a required height, then the pressing plate is pushed down by the thumb of the user respectively to be extruded in the movable groove by the movable block at the inner side, so that the pressing plate moves downwards, and when moving downwards, the pressing plate extrudes the pushing plate at two ends by the inclined edges at two ends, so that the pushing plate moves in the push-pull groove after being extruded, and drives the movable sleeve to extrude the vortex spring to rotate, the limiting frame is driven to rotate to one side when the movable sleeve rotates, the limiting frame is separated from the fixture block on the supporting rod, the supporting rod does falling motion under the condition of no support, and the base is driven to move downwards to be attached to a table top, the height adjustment is finished, and the problem of complicated adjustment mode of the active vibration isolation platform is effectively solved.

Drawings

Fig. 1 is a schematic front view of the present invention.

Fig. 2 is a schematic view of the support bar of the present invention.

FIG. 3 is a schematic side view of the present invention.

Fig. 4 is a schematic view of the movable sleeve of the present invention.

Fig. 5 is a schematic view of the fixing structure of the present invention.

Fig. 6 is an enlarged view of a in fig. 5 according to the present invention.

In the figure: 1. a seismic isolation platform; 2. a fixed structure; 201. placing a rack; 202. a clamping groove; 203. a magnetic ring; 204. inserting a rod; 205. a storage box; 3. a control panel; 4. a support bar; 5. a base; 6. a clamping cover; 7. a clamping block; 8. a movable sleeve; 9. a limiting frame; 10. a scroll spring; 11. fixing the rod; 12. pushing the plate; 13. a push-pull groove; 14. pressing a plate; 15. a movable block; 16. compressing the spring.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, an embodiment of an active vibration isolation device according to the present invention includes: the utility model provides an active vibration isolation device, including isolation platform 1, isolation platform 1's top is provided with fixed knot and constructs 2, and isolation platform 1's inboard is provided with bracing piece 4, isolation platform 1's inner wall is fixed with dead lever 11, and isolation platform 1's outer wall is provided with movable block 15, bracing piece 4's bottom is provided with base 5, and bracing piece 4's outer wall is fixed with fixture block 7, one side of bracing piece 4 is provided with movable sleeve 8, movable sleeve 8's outer wall is provided with spacing 9, and movable sleeve 8's outer wall is located the one end of spacing 9 and is provided with push pedal 12, the outside of dead lever 11 is provided with vortex spring 10, movable block 15's bottom is provided with compression spring 16, and one side of movable block 15 is provided with clamp plate 14.

The shock insulation platform 1 is provided with a control panel 3, a support rod 4 penetrates to the outside of the shock insulation platform 1, the outer wall of the shock insulation platform 1 is provided with a movable groove matched with a movable block 15 and a compression spring 16, the control panel 3 is used for controlling the operation of the shock insulation platform 1, a base 5 at the bottom end of the top end of the support rod 4 supports the shock insulation platform 1, a press plate 14 is pushed down to extrude the compression spring 16 in the movable groove through the movable block 15 at the inner side and move downwards, and when moving downwards, the press plates 12 at two ends are extruded through bevel edges to move in a push-pull groove 13 and drive a movable sleeve 8 to extrude a vortex spring 10 to rotate, so that the movable sleeve 8 drives a limit frame 9 to rotate towards one side when rotating and is separated from a fixture block 7 on the support rod 4, the support rod 4 does falling motion under the condition of no support, thereby driving the base 5 to move downwards, height adjustment can be performed.

Fixed knot constructs 2 and includes rack 201, the engagement groove 202, magnetism is inhaled ring 203, inserted bar 204 and receiver 205, and the top of isolation platform 1 is provided with rack 201, the one end of isolation platform 1 is provided with receiver 205, the inboard of rack 201 is provided with engagement groove 202, the inner wall of engagement groove 202 is provided with magnetism and is inhaled ring 203, and the inboard of engagement groove 202 is provided with inserted bar 204, place precision instrument on rack 201, and adjust suitable position, insert the inserted bar 204 in the receiver 205 in the engagement groove 202 around the instrument bottom plate this moment, and inhale fixedly with the magnetism of engagement groove 202 inner wall magnetism and inhale ring 203, make inserted bar 204 fix in engagement groove 202, and restrict the instrument bottom plate, prevent that it from taking place the displacement.

The inserting rods 204 are connected with the clamping grooves 202 in a clamping mode, the magnetic suction rings 203 are fixedly connected with the clamping grooves 202 through glue, the clamping grooves 202 are arranged on the placing rack 201 at equal intervals, the inserting rods 204 in the containing box 205 are inserted into the clamping grooves 202 around the instrument bottom plate and are fixedly adsorbed with the magnetic suction rings 203 on the inner wall of the clamping grooves 202, the inserting rods 204 are fixed in the clamping grooves 202, and the clamping grooves 202 are clamped with the inserting rods 204 to fix the instrument bottom plates with different sizes.

The inside that the bracing piece 4 outside is located shock insulation platform 1 is provided with card cover 6, and bracing piece 4 is connected with the 6 blocks of card cover, and fixture block 7 is connected with spacing 9 blocks, and card cover 6 is used for spacing the activity of bracing piece 4, and push pedal 12 drives movable sleeve 8 and returns, drives spacing 9 and the fixture block 7 blocks of bracing piece 4 one side when making movable sleeve 8 return to it is fixed to make movable sleeve 8 carry out the centre gripping to bracing piece 4.

The movable sleeve 8 is rotatably connected with the fixed rod 11 through a scroll spring 10, a push-pull groove 13 matched with the push plate 12 is formed in the shock isolation platform 1, the press plate 14 is movably connected with the shock isolation platform 1 through a movable block 15 and a compression spring 16, the push plate 12 moves in the push-pull groove 13 and drives the movable sleeve 8 to extrude the scroll spring 10 to rotate, the limit frame 9 is driven to rotate towards one side when the movable sleeve 8 rotates, and the press plate 14 is pushed down to extrude the compression spring 16 in the movable groove through the movable block 15 on the inner side to move downwards.

The working principle is as follows: when the utility model is used, the utility model needs to be understood by a simple structure, firstly, as shown in fig. 1 and fig. 5-6, a precision instrument is placed on the placing rack 201, and is adjusted to a proper position, at this time, the insertion rod 204 in the storage box 205 is inserted into the clamping groove 202 around the instrument bottom plate and is fixed with the magnetic ring 203 on the inner wall of the clamping groove 202 in an adsorption manner, so that the insertion rod 204 is fixed in the clamping groove 202, and the instrument bottom plate is limited to prevent the displacement.

According to the figures 1-4, a user lifts up the shock insulation platform 1 from two sides by two hands and lifts the shock insulation platform to a required height, then the user pushes down the pressing plate 14 by thumb respectively to enable the pressing plate 14 to extrude the compression spring 16 in the movable groove through the movable block 15 at the inner side and move downwards, and when moving downwards, the pressing plate 14 extrudes the pushing plates 12 at two ends through the inclined edges at two ends to enable the pushing plates 12 to move in the push-pull groove 13 after being extruded and drive the movable sleeve 8 to extrude the vortex spring 10 to rotate, the movable sleeve 8 drives the limiting frame 9 to rotate towards one side when rotating and separate from the fixture block 7 on the supporting rod 4, the supporting rod 4 does falling motion under the condition of no support, so as to drive the base 5 to move downwards to be attached to a table top, the height adjustment is completed, at this time, the pressing plate 14 is released, the pressing plate 14 moves upwards under the support of the compression spring 16, and the pushing plate 12 returns under the drive of the movable sleeve 8 and the vortex spring 10, when the vortex spring 10 rotates and returns, the limiting frame 9 is driven to return, so that the limiting frame 9 at the corresponding position is clamped with the clamping block 7, and the support rod 4 is fixed by the movable sleeve 8.

The foregoing is merely an example of the present invention and common general knowledge of known specific structures and features of the embodiments is not described herein in any greater detail. It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. An active vibration isolation device comprises a vibration isolation platform (1) and is characterized in that: the top end of the shock insulation platform (1) is provided with a fixed structure (2), the inner side of the shock insulation platform (1) is provided with a support rod (4), the inner wall of the shock insulation platform (1) is fixed with a fixed rod (11), the outer wall of the shock insulation platform (1) is provided with a movable block (15), the bottom end of the support rod (4) is provided with a base (5), a clamping block (7) is fixed on the outer wall of the supporting rod (4), a movable sleeve (8) is arranged on one side of the supporting rod (4), a limiting frame (9) is arranged on the outer wall of the movable sleeve (8), and a push plate (12) is arranged at one end of the outer wall of the movable sleeve (8) positioned on the limiting frame (9), the outer side of the fixed rod (11) is provided with a vortex spring (10), the bottom end of the movable block (15) is provided with a compression spring (16), and one side of the movable block (15) is provided with a pressing plate (14).

2. An active vibration isolation device according to claim 1, wherein: the shock insulation platform is characterized in that a control panel (3) is arranged on the shock insulation platform (1), the supporting rod (4) penetrates through the outside of the shock insulation platform (1), and a movable groove matched with the movable block (15) and the compression spring (16) is formed in the outer wall of the shock insulation platform (1).

3. An active vibration isolation device according to claim 1, wherein: fixed knot constructs (2) including rack (201), block groove (202), magnetism inhale ring (203), inserted bar (204) and receiver (205), and the top of isolation platform (1) is provided with rack (201), the one end of isolation platform (1) is provided with receiver (205), the inboard of rack (201) is provided with block groove (202), the inner wall of block groove (202) is provided with magnetism and inhales ring (203), and the inboard of block groove (202) is provided with inserted bar (204).

4. An active vibration isolation device according to claim 3, wherein: the inserted bar (204) is connected with the clamping groove (202) in a clamping mode, the magnetic attraction ring (203) is fixedly connected with the clamping groove (202) through glue, and the clamping grooves (202) are arranged on the placing frame (201) at equal intervals.

5. An active vibration isolation device according to claim 1, wherein: the inside that the bracing piece (4) outside is located shock insulation platform (1) is provided with card cover (6), and bracing piece (4) and card cover (6) block are connected, fixture block (7) and spacing (9) block are connected.

6. An active vibration isolation device according to claim 1, wherein: the movable sleeve (8) is rotatably connected with the fixed rod (11) through a vortex spring (10), a push-pull groove (13) matched with the push plate (12) is formed in the shock isolation platform (1), and the press plate (14) is movably connected with the shock isolation platform (1) through a movable block (15) and a compression spring (16).