CN220079718U - Dustproof shock-absorbing and isolating movable support - Google Patents

Abstract

The utility model discloses a dustproof shock absorbing and isolating movable support, which comprises an upper support, a lower support and a middle support, wherein a dustproof device is connected between the upper support and the lower support; the dustproof device comprises a clamp, a dustproof cover, a fastening assembly, a rotary connecting assembly, an outer screw and an inner screw, wherein the clamp is fixedly arranged on the lower surface of an upper support and the upper surface of a lower support through the outer screw; the utility model has the advantages that: the dust cover can prevent external dust and the like from entering the support, the support is protected from being polluted, the service life of the support is prolonged, and the upper clamp and the lower clamp are matched in a cooperative manner, so that the dust cover is opened and closed, and the overhaul is convenient.

Description

Dustproof shock-absorbing and isolating movable support

Technical Field

The utility model relates to the technical field of bridge engineering, in particular to a dustproof shock absorption and isolation movable support.

Background

The vibration reduction and insulation support which is commonly used at home and abroad at present mainly comprises a high damping vibration insulation rubber support, a lead core vibration insulation rubber support, a friction pendulum vibration reduction and insulation support and the like.

For example, chinese application patent with publication number CN213836277U discloses a novel friction pendulum type shock absorbing and isolating support, which comprises an upper seat plate and a lower seat plate, wherein a sliding seat is arranged between the upper seat plate and the lower seat plate, the contact surface of the sliding seat and the upper seat plate is a plane and can slide relatively, the contact surface of the sliding seat and the lower seat plate is a second curved surface and can rotate relatively, one or both surfaces of the second curved surface are rough surfaces, so that the sliding surface of the sliding seat and the upper seat plate under normal use condition of the rotation friction coefficient between the sliding seat and the lower seat plate is separated from the sliding surface of the seismic working condition, different friction requirements are separated and reflected, and different friction requirements under different working conditions are met.

The upper seat board, the lower seat board and the sliding seat of the device are exposed in the air for a long time, so that pollution sources such as dust and the like can easily directly enter the device, the damping effect of the damping and insulating support is reduced, and the service life is shortened.

Therefore, a new dustproof vibration-reduction and isolation support is needed to meet the use requirements of the vibration-reduction and isolation support.

Disclosure of Invention

The utility model aims to solve the problems of the prior art, and provides a dustproof shock absorption and isolation movable support.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

a dustproof shock absorption and isolation movable support comprises a support, wherein the support comprises an upper support, a lower support and a middle support, the upper part of the middle support is connected in the upper support, and the lower part of the middle support is connected in the lower support;

a dustproof device for preventing dust from entering the support is connected between the upper support and the lower support;

preferably, the dustproof device comprises two groups of clamps, a dustproof cover, fastening components, rotating connection components, outer screws and inner screws, wherein the clamps are fixedly arranged on the lower surface of an upper support and the upper surface of a lower support through the outer screws, the clamps comprise left half-ring clamps and right half-ring clamps, one ends of the two half-ring clamps are fixedly connected through the fastening components, the other ends of the two half-ring clamps are rotationally connected through the rotating connection components, the two rotating connection components are respectively and fixedly connected on the upper support and the lower support, and the upper end and the lower end of the dustproof cover are respectively and fixedly arranged in the two clamps at the upper end and the lower end through the inner screws.

Preferably, the inner ring of the clamp is provided with annular grooves, and the upper end and the lower end of the dust cover are fixedly connected into the two annular grooves at the upper end and the lower end respectively through inner screws.

Preferably, the fastening assembly comprises a bolt and rectangular blocks, wherein the rectangular blocks are fixedly connected to one sides of the two semi-ring hoops close to the opening end, through holes are formed in the rectangular blocks, and the two rectangular blocks are fixedly connected through bolts and nuts.

Preferably, the rotation coupling assembling includes locating pin, connecting block and rotation post, and two connecting blocks are fixed connection respectively in the upper and lower both ends of clamp, and two semi-ring clamps are rotated through the rotation post and are connected, and rotate the post and be located between two connecting blocks, and the locating pin passes connecting block and rotation post and with base fixed connection.

Preferably, the connecting ends of the dust cover are of a convex structure and a groove structure which are mutually spliced, and the two ends of the dust cover are spliced.

Preferably, the lower end face of the upper support is provided with an upper spherical groove, and the upper part of the middle support is rotationally connected in the upper spherical groove.

Preferably, the upper end face of the lower support is provided with a lower spherical groove, and the lower part of the middle support is rotationally connected in the lower spherical groove.

Preferably, the upper support and the lower support are in the same size, the upper spherical groove and the lower spherical groove are in the same size,

preferably, the upper end side wall of the middle support is fixedly connected with an upper spherical lug, the upper spherical lug is rotationally connected in the upper spherical groove, the lower end side wall of the middle support is fixedly connected with a lower spherical lug, the lower spherical lug is rotationally connected in the lower spherical groove, and the upper spherical lug and the lower spherical lug are consistent in size.

Preferably, an upper sliding plate is connected between the upper spherical protruding block and the upper spherical groove, the upper sliding plate is partially embedded into the upper spherical protruding block, a lower sliding plate is connected between the lower spherical protruding block and the lower spherical groove, and the lower sliding plate is partially embedded into the lower spherical groove.

Preferably, the inner side walls of the upper spherical groove and the lower spherical groove are uniformly provided with a plurality of groups of reset components, each reset component comprises a telescopic pipe, a telescopic shaft and a spring, each telescopic pipe is fixedly arranged in a hole formed in the upper spherical groove and the lower spherical groove, the telescopic shafts are connected in the telescopic pipes in a telescopic manner, the springs are arranged between the inner ends of the telescopic shafts and the telescopic pipes, and the outer ends of the telescopic shafts on the upper spherical groove and the lower spherical groove are respectively contacted with the side walls of the upper spherical convex block and the lower spherical convex block.

Advantageous effects

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

1. in the utility model, the upper end and the lower end of the dust cover of the dust-proof device are arranged in the clamp and are fixed by the internal screw to prevent the dust cover from separating from the clamp, then the rotary connecting component is fixed on the support, and finally the fastening component is locked, when the support needs to be overhauled, the fastening component is loosened, at the moment, the clamp can rotate along the rotary connecting component under the action of external force, the clamp drives the dust cover to rotate, so that the internal structure of the support is exposed in the visual field of an overhauler, after the overhauling is finished, the clamp is rotated to enable the two ends of the clamp to be attached and lock the fastening component, the upper clamp and the lower clamp are cooperatively matched to realize overhauling of the interior of the support, and the dust cover can prevent external dust and the like from entering the interior of the support, so that the interior of the support is protected from being polluted, and the service life of the support is prolonged.

2. In the utility model, the clamp is of an annular structure, the inner ring of the clamp is provided with the annular groove, the upper end and the lower end of the dust cover are connected in the annular groove, when the dust cover needs to be replaced, the inner screw is screwed off, the dust cover is taken out of the annular groove of the clamp, a new dust cover is replaced, the inner screw is installed and screwed down, and the dust cover can be replaced quickly.

3. In the utility model, when the upper support and the lower support of the support shake under the action of external force, the upper spherical protruding block of the connecting assembly slides relatively in the upper spherical groove of the upper support, the side wall of the upper spherical protruding block contacts with the telescopic shaft and presses the telescopic shaft to move in the telescopic pipe, at the moment, the spring compresses to generate resilience force, a buffer effect is formed on the upper spherical protruding block, and when the shake is finished, the spring rebounds to push the upper spherical protruding block to quickly return to an initial state, and similarly, the lower spherical protruding block is pushed to quickly return, so that the upper support and the lower support can quickly return.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It is evident that the drawings in the following description are only some embodiments of the present utility model and that other drawings may be obtained from these drawings without inventive effort for a person of ordinary skill in the art.

FIG. 1 is a perspective view of a dust-proof shock absorbing and isolating cradle according to the present utility model;

FIG. 2 is a front view of a dust-proof shock absorbing and isolating cradle according to the present utility model;

FIG. 3 is a second perspective view of a dust-proof shock absorbing and isolating cradle according to the present utility model;

FIG. 4 is a cross-sectional view of a dust-proof shock absorbing and isolating cradle according to the present utility model taken along the direction A-A of FIG. 2;

FIG. 5 is a cross-sectional view of a dust-proof shock absorbing and isolating cradle according to the present utility model taken along the direction B-B of FIG. 2;

FIG. 6 is an enlarged view of part C of FIG. 4 of a dust-proof shock absorbing and isolating cradle according to the present utility model;

fig. 7 is a partial enlarged view of a portion D of fig. 4 of a dust-proof shock absorbing and isolating cradle according to the present utility model.

The following is a reference numeral description:

1. a support; 11. an upper support; 111. a ball-shaped groove is arranged; 12. a lower support; 121. a lower ball groove; 13. a middle support; 131. a spherical bump is arranged on the upper surface of the upper surface; 132. a lower spherical bump; 2. a dust-proof device; 21. a clamp; 211. an annular groove; 22. a dust cover; 23. a fastening assembly; 231. a bolt; 232. rectangular blocks; 24. rotating the connecting assembly; 241. a positioning pin; 242. a connecting block; 243. rotating the column; 25. an outer screw; 26. an inner screw; 3. an upper slide plate; 4. a lower slide plate; 5. a reset assembly; 51. a telescopic tube; 52. a telescopic shaft; 53. and (3) a spring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

In the description of the present utility model, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element in question must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In some embodiments, referring to fig. 1-7 of the specification, a dust-proof shock absorbing and isolating movable support comprises a support 1, wherein the support 1 comprises an upper support 11, a lower support 12 and a middle support 13, the upper part of the middle support 13 is connected in the upper support 11, and the lower part of the middle support 13 is connected in the lower support 12.

An upper spherical groove 111 is formed in the lower end face of the upper support 11, and the upper portion of the middle support 13 is rotatably connected in the upper spherical groove 111.

The upper end surface of the lower support 12 is provided with a lower spherical groove 121, and the lower part of the middle support 13 is rotatably connected in the lower spherical groove 121.

The upper support 11 and the lower support 12 are identical in size, and the upper spherical groove 111 and the lower spherical groove 121 are identical in size.

An upper spherical lug 131 is fixedly connected to the upper end side wall of the middle support 13, the upper spherical lug 131 is rotatably connected in the upper spherical groove 111, a lower spherical lug 132 is fixedly connected to the lower end side wall of the middle support 13, the lower spherical lug 132 is rotatably connected in the lower spherical groove 121, and the upper spherical lug 131 and the lower spherical lug 132 are identical in size.

An upper sliding plate 3 is connected between the upper spherical protruding block 131 and the upper spherical groove 111, the upper sliding plate 3 is partially embedded into the upper spherical protruding block 131, a lower sliding plate 4 is connected between the lower spherical protruding block 132 and the lower spherical groove 121, and the lower sliding plate 4 is partially embedded into the lower spherical groove 121.

The support 1 is installed between the support columns of the building, when the building is subjected to transverse external force vibration, the upper spherical protruding block 131 of the middle support 13 drives the upper sliding plate 3 to relatively move in the upper spherical groove 111, and meanwhile, the lower spherical protruding block 132 drives the lower sliding plate 4 to relatively move in the lower spherical groove 121, so that the transverse external force vibration to the support columns of the building can be effectively eliminated, and the building is prevented from shaking.

A dust-proof device 2 for preventing dust from entering the inside of the holder 1 is connected between the upper holder 11 and the lower holder 12 of the holder 1.

The dust keeper 2 includes clamp 21, dust cover 22, fastening assembly 23, rotate coupling assembling 24, outer screw 25 and interior screw 26, clamp 21 has two sets of, clamp 21 passes through the lower surface of outer screw 25 fixed mounting at upper bracket 11 and the upper surface of lower support 12, and clamp 21 includes two left and right sides semi-ring clamp, fastening assembly 23 fixed connection is passed through to the one end of two semi-ring clamps, the other end of two semi-ring clamps is rotated through rotating coupling assembling 24 and is connected, two rotation coupling assembling 24 are fixed connection respectively on upper bracket 11 and lower support 12, the upper and lower part of dust cover 22 is respectively through interior screw 26 fixed mounting in two clamps 21 at upper and lower both ends.

When the anti-dust device is used, the upper end and the lower end of the anti-dust cover 22 of the anti-dust device 2 are installed in the clamp 21 and are fixed by the inner screw 26, the anti-dust cover 22 is prevented from being separated from the clamp 21, then the rotary connecting assembly 24 is fixed on the support 1, finally the fastening assembly 23 is locked, when the support 1 needs to be overhauled, the fastening assembly 23 is loosened, the clamp 21 can rotate along the rotary connecting assembly 24 under the action of external force, the clamp 21 drives the anti-dust cover 22 to rotate, so that the internal structure of the support 1 is exposed in the visual field of an overhauler, after the overhauling is finished, the clamp 21 is rotated, the two ends of the clamp 21 are attached, the fastening assembly 23 is locked, the upper clamp 21 and the lower clamp 21 are cooperatively matched, the overhauling of the interior of the support 1 is realized, and the anti-dust cover 22 can prevent external dust and the like from entering the interior of the support 1, the interior of the support 1 is protected from being polluted, and the service life of the support 1 is prolonged.

The inner ring of the clamp 21 is provided with annular grooves 211, and the upper end and the lower end of the dust cover 22 are respectively fixedly connected in the upper annular groove 211 and the lower annular groove 211 through inner screws 26.

The fastening assembly 23 comprises a bolt 231 and rectangular blocks 232, the rectangular blocks 232 are fixedly connected to one sides, close to the opening ends, of the two half-ring hoops 21, through holes are formed in the rectangular blocks 232, and the two rectangular blocks 232 are fixedly connected through bolts 231 and nuts.

The rotary connecting assembly 24 comprises a positioning pin 241, a connecting block 242 and a rotary column 243, wherein the two connecting blocks 242 are respectively and fixedly connected to the upper end and the lower end of the clamp 21, the two semi-ring clamps are rotationally connected through the rotary column 243, the rotary column 243 is positioned between the two connecting blocks 242, and the positioning pin 241 passes through the connecting blocks 242 and the rotary column 243 and is fixedly connected with the base 1.

During the use, locating pin 241 passes the through-hole of seting up on connecting block 242 and the pivoted post 243 and with the one end fixed connection of clamp 21 on support 1, and clamp 21 can rotate along locating pin 241, when needs overhauld support 1, twist out the bolt 231 of fastening component 23, promote rectangular piece 232 rotation, rectangular piece 232 drives clamp 21 along locating pin 241 rotation, clamp 21 drives the dust cover 22 of fixed connection in the ring channel 211 of clamp 21 along locating pin 241 rotation, and dust cover 22 opens this moment, and the inner space of support 1 exposes in the field of vision of maintainer, convenient maintenance.

When the dust cover 22 needs to be replaced, the inner screw 26 is screwed off, the dust cover 22 is taken out of the annular groove 211 of the clamp 21, a new dust cover 22 is replaced, the inner screw 26 is installed and screwed down, and quick replacement of the dust cover 22 is achieved.

In some embodiments, referring to fig. 1-7 of the specification, a plurality of groups of reset assemblies 5 are uniformly installed on the inner side walls of the upper spherical groove 111 and the lower spherical groove 121, the reset assemblies 5 comprise telescopic tubes 51, telescopic shafts 52 and springs 53, the telescopic tubes 51 are fixedly installed in holes formed in the upper spherical groove 111 and the lower spherical groove 121, the telescopic shafts 52 are telescopically connected in the telescopic tubes 51, the springs 53 are arranged between the inner ends of the telescopic shafts 52 and the telescopic tubes 51, and the outer ends of the telescopic shafts 52 on the upper spherical groove 111 and the lower spherical groove 121 are respectively contacted with the side walls of the upper spherical convex block 131 and the lower spherical convex block 132.

When the upper support 11 and the lower support 12 of the support 1 shake under the action of external force, the upper spherical protruding block 131 of the middle support 13 slides relatively in the upper spherical groove 111 of the upper support 11, the side wall of the upper spherical protruding block 131 contacts with the telescopic shaft 52 and presses the telescopic shaft 52 to move in the telescopic pipe 51, at the moment, the spring 53 compresses to generate resilience force to buffer the upper spherical protruding block 131, when the shake is finished, the spring 53 rebounds to push the upper spherical protruding block 131 to quickly return to an initial state, and similarly, the lower spherical protruding block 132 is pushed to quickly return, so that the upper support 11 and the lower support 12 can quickly return.

In some embodiments, referring to fig. 1-7 of the specification, the connection ends of the dust cover 22 are of a protruding structure and a groove structure which are inserted into each other, and the two ends of the dust cover 22 are inserted into each other, so that the dust cover 22 is prevented from being deformed by external force, external dust is prevented from entering the support 1, and the service life of the support 1 is prolonged.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art who is skilled in the art to which the present utility model pertains shall apply to the technical solution according to the present utility model and its inventive concept, and all equivalents and modifications are intended to be covered by the scope of the present utility model.

Claims (10)

1. The dustproof shock absorption and isolation movable support comprises a support (1), wherein the support (1) comprises an upper support (11), a lower support (12) and a middle support (13), the upper part of the middle support (13) is connected in the upper support (11), and the lower part of the middle support (13) is connected in the lower support (12);

the method is characterized in that: a dustproof device (2) for preventing dust from entering the support (1) is connected between the upper support (11) and the lower support (12);

the dustproof device (2) comprises two groups of clamps (21), a dustproof cover (22), a fastening assembly (23), a rotary connecting assembly (24), outer screws (25) and inner screws (26), wherein the clamps (21) are fixedly arranged on the lower surface of an upper support (11) and the upper surface of a lower support (12) through the outer screws (25), the clamps (21) comprise left half-ring clamps and right half-ring clamps, one ends of the two half-ring clamps are fixedly connected through the fastening assembly (23), the other ends of the two half-ring clamps are rotationally connected through the rotary connecting assembly (24), the two rotary connecting assemblies (24) are respectively fixedly connected on the upper support (11) and the lower support (12), and the upper and lower parts of the dustproof cover (22) are respectively fixedly arranged in the two clamps (21) at the upper end and the lower end through the inner screws (26).

2. The dust protected shock absorbing cradle of claim 1, wherein: an annular groove (211) is formed in the inner ring of the clamp (21), and the upper end and the lower end of the dust cover (22) are fixedly connected into the two annular grooves (211) at the upper end and the lower end respectively through inner screws (26).

3. The dust protected shock absorbing cradle of claim 2, wherein: the fastening assembly (23) comprises a bolt (231) and rectangular blocks (232), the rectangular blocks (232) are fixedly connected to one sides, close to the opening ends, of the two semi-ring hoops (21), through holes are formed in the rectangular blocks (232), and the two rectangular blocks (232) are fixedly connected through the bolts (231) and nuts.

4. A dust protected shock absorbing cradle according to claim 3, wherein: the rotary connecting assembly (24) comprises a locating pin (241), a connecting block (242) and a rotary column (243), the two connecting blocks (242) are respectively and fixedly connected to the upper end and the lower end of the clamp (21), the two semi-ring clamps are rotationally connected through the rotary column (243), the rotary column (243) is located between the two connecting blocks (242), and the locating pin (241) penetrates through the connecting blocks (242) and the rotary column (243) and is fixedly connected with the base (1).

5. The dust protected shock absorbing cradle of claim 4, wherein: an upper spherical groove (111) is formed in the lower end face of the upper support (11), and the upper part of the middle support (13) is rotatably connected in the upper spherical groove (111).

6. The dust protected shock absorbing cradle of claim 5, wherein: the upper end face of the lower support (12) is provided with a lower spherical groove (121), and the lower part of the middle support (13) is rotatably connected in the lower spherical groove (121).

7. The dust protected shock absorbing cradle of claim 6, wherein: the upper support (11) and the lower support (12) are in the same size, and the upper spherical groove (111) and the lower spherical groove (121) are in the same size.

8. The dust protected shock absorbing cradle of claim 7, wherein: an upper spherical lug (131) is fixedly connected to the side wall of the upper end of the middle support (13), the upper spherical lug (131) is rotationally connected in the upper spherical groove 111, a lower spherical lug (132) is fixedly connected to the side wall of the lower end of the middle support (13), the lower spherical lug (132) is rotationally connected in the lower spherical groove (121), and the upper spherical lug (131) and the lower spherical lug (132) are identical in size.

9. The dust protected shock absorbing cradle of claim 8, wherein: an upper sliding plate (3) is connected between the upper spherical protruding block (131) and the upper spherical groove (111), the upper sliding plate (3) is partially embedded into the upper spherical protruding block (131), a lower sliding plate (4) is connected between the lower spherical protruding block (132) and the lower spherical groove (121), and the lower sliding plate (4) is partially embedded into the lower spherical groove (121).

10. A dust protected shock absorbing cradle according to claim 8 or 9, wherein: the utility model discloses a telescopic device for the automobile, including upper spherical groove (111) and lower spherical groove (121), upper spherical groove (111) and lower spherical groove (121) are gone up on the inside wall evenly install multiunit reset assembly (5), reset assembly (5) are including flexible pipe (51), telescopic shaft (52) and spring (53), in the downthehole of seting up on upper spherical groove (111) and lower spherical groove (121), telescopic shaft (52) telescopic connection is in flexible pipe (51), be provided with spring (53) between the inner of telescopic shaft (52) and flexible pipe (51), the outer end of telescopic shaft (52) on upper spherical groove (111), lower spherical groove (121) respectively with upper spherical lug (131), the lateral wall contact of lower spherical lug (132).