CN216243378U

CN216243378U - Air cushion type vibration isolation platform with high stability

Info

Publication number: CN216243378U
Application number: CN202122817748.9U
Authority: CN
Inventors: 朱丹丹
Original assignee: Liwa Environmental Protection Technology Shanghai Co ltd
Current assignee: Liwa Environmental Protection Technology Shanghai Co ltd
Priority date: 2021-11-17
Filing date: 2021-11-17
Publication date: 2022-04-08
Anticipated expiration: 2031-11-17

Abstract

The utility model provides an air cushion type vibration isolation platform with high stability, which comprises an installation shell, wherein a placement shell is arranged at the bottom of the installation shell, a base connected through a supporting rod is arranged at the bottom of the placement shell, a bearing disc is arranged on the installation shell, a workbench is arranged on the bearing disc, a level gauge is arranged on the workbench, the bottom of the bearing disc is connected with the installation shell through a regulating assembly, a built-in inflatable cushion is arranged in the installation shell and is in contact with the bottom of the bearing disc, an installation ring is arranged on the outer circumferential surface of the installation shell, an external inflatable cushion is arranged between the installation ring and the workbench, and an inflatable assembly is arranged in the placement shell. This vibration isolation platform can carry out abundant shock attenuation to the workstation, prevents that the instrument from receiving vibrations too big and influencing the precision in the in-process of transportation. The angle of the bearing plate can be adjusted and fixed to keep the workbench horizontal, and the influence of the ground inclination on the working precision of the instrument is reduced.

Description

Air cushion type vibration isolation platform with high stability

Technical Field

The utility model belongs to the technical field of vibration isolation platforms, and particularly relates to an air cushion type vibration isolation platform with high stability.

Background

Along with the development of science and technology, optical platform has wide application in each field such as optics, electron, in optical experiment, work platform is extremely accurate experimental facilities, staff's accessible platform transports the instrument, also can carry out test operation on the platform, consequently work platform need have high anti vibration performance and shape stability ability, optical platform carries out the shock attenuation mostly through the attenuator at present, but the attenuator can only carry out the shock attenuation under the great condition of the vibrations condition mostly, and optical platform needs the higher shock attenuation of precision.

Such as patent numbers: 201922305474.8 provides an air cushion type self-balancing vibration isolation platform, this air cushion type self-balancing vibration isolation platform can play the shock insulation absorbing effect through air cushion and bumper shock absorber, can support the operation panel through the cylindricality gasbag, makes the operation panel can reach balanced state, and the operation of convenient experiment reduces experimental error, improves the precision. But above-mentioned vibration isolation platform only carries out the shock attenuation through small-size air cushion, and its shock attenuation effect is lower, and inconvenient angle to the platform is adjusted, has reduced the practicality.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems, the utility model provides an air cushion type vibration isolation platform with high stability, which aims to solve the technical problems that in the prior art, a common vibration isolation platform is low in damping effect and inconvenient to adjust the angle of the platform.

The purpose and the effect of the air cushion type vibration isolation platform with high stability are achieved by the following specific technical means:

the utility model provides a high vibration isolation platform of air-cushion type stability, is including the installation shell, the installation shell bottom is provided with places the shell, it is provided with the base that connects through the bracing piece to place the shell bottom, be provided with the bearing dish on the installation shell, be provided with the workstation on the bearing dish, be provided with the spirit level on the workstation, bearing dish bottom with the installation shell is connected through adjusting part, be provided with built-in inflatable packer in the installation shell, built-in inflatable packer with the contact of bearing dish bottom, the outer disc of installation shell is provided with the collar, the collar with be provided with external inflatable packer between the workstation, it is provided with inflatable packer in the shell to place.

Furthermore, the adjusting part is including two sets of connection balls, and is two sets of all be provided with the joint housing that carries out the connection through the connecting rod on the connection ball, the mounting groove has all been seted up to the mounting shell inside with the bearing disk bottom, be provided with the mounting disc in the mounting groove, first draw-in groove has been seted up on the mounting disc, be provided with the anticreep dish on the mounting disc, set up the second draw-in groove in the anticreep dish, two sets of it establishes to connect the ball advance the card first draw-in groove with between the second draw-in groove, be provided with fixed subassembly in the mounting disc, it is two sets of be provided with damping spring in the joint housing.

Furthermore, four groups of positioning rods are arranged at the bottom of the connecting shell, four groups of positioning sleeves are arranged on the outer circular surface of the connecting shell, the four groups of positioning rods penetrate through the four groups of positioning sleeves respectively, and limiting plates are arranged at the bottoms of the positioning rods.

Further, the fixed subassembly is including the cylinder, and is two sets of the fixed orifices has all been seted up in the mounting groove, the cylinder is fixed to be set up in the fixed orifices, the one end of cylinder is worn to establish in the first draw-in groove, the one end of cylinder is provided with the friction pad, the friction pad with connect the ball contact, the outer disc of installation shell is provided with first control switch, first control switch and two sets of the cylinder is connected.

Furthermore, four groups of fixing bolts penetrate through the mounting disc, four groups of threaded holes are formed in the mounting groove, and one ends of the four groups of fixing bolts penetrate through the four groups of threaded holes respectively.

Furthermore, the inflation assembly comprises an inflation pump arranged in the placement shell, two groups of inflation pipelines are arranged on the inflation pump, one group of inflation pipelines is connected with the built-in inflation cushion, the other group of inflation pipelines is connected with the external inflation cushion, a second control switch is arranged on the outer circular surface of the installation shell, and the second control switch is connected with the inflation pump.

Furthermore, the bottom of base is provided with the auto-lock universal wheel, the auto-lock universal wheel is provided with four groups.

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

1. this vibration isolation platform accessible four auto-lock universal wheels of group remove on ground, the diameter of bearing dish is less than the internal diameter of installation shell slightly, and the height that highly is higher than the installation shell of bearing dish, make the motion of bearing dish small amplitude in the installation shell, when transporting the instrument, aerify built-in inflatable packer and external inflatable packer through the pump, make built-in inflatable packer and bearing dish contact, external inflatable packer and workstation contact, and then carry out abundant shock attenuation to the workstation, prevent that the instrument from receiving vibrations too big and influence the precision at the in-process of transportation.

2. The bearing dish can be followed and is connected the rotation that the ball was little amplitude, when needs use the instrument on this vibration isolation platform, make built-in inflatable packer and external inflatable packer gassing, and adjust the angle of bearing dish according to the spirit level, make bearing dish and workstation keep the level, the extension of two sets of cylinders of uncontrolled, the one end of cylinder is fixed two sets of positions of connecting the ball through the friction pad, prevent that the bearing dish after adjusting from taking place the motion, the built-in inflatable packer of uncontrolled and external inflatable packer aerify and carry out the bearing shock attenuation to the workstation, alright carry out work on the workstation, reduce the influence of ground slope to instrument work precision.

Drawings

Fig. 1 is a schematic view of the assembled structure of the present invention.

Fig. 2 is a schematic view of the internal structure of the present invention.

FIG. 3 is a schematic diagram of the structure of the present invention after being disassembled.

Fig. 4 is a schematic structural view of the mounting case of the present invention.

Fig. 5 is a schematic view of the structure of the load-bearing plate of the present invention.

Fig. 6 is an enlarged schematic view of the region a in fig. 3.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

101. mounting a shell; 102. a mounting ring; 106. a first control switch; 107. a second control switch; 201. a load-bearing plate; 202. a work table; 203. a level gauge; 205. mounting grooves; 206. a threaded hole; 207. a fixing hole; 301. a first card slot; 302. a tray is prevented from falling; 303. a second card slot; 304. a connecting ball; 305. a connecting rod; 306. a connecting shell; 307. positioning a rod; 308. a limiting plate; 309. a positioning sleeve; 310. mounting a disc; 401. a damping spring; 402. fixing the bolt; 403. a cylinder; 404. a friction pad; 501. placing the shell; 502. a support bar; 503. a base; 504. a self-locking universal wheel; 505. an inflator pump; 506. an inflation conduit; 601. an inflatable cushion is arranged inside; 602. an external inflatable cushion.

Detailed Description

The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the technical solutions of the present invention, but should not be construed to limit the scope of the present invention.

The terms "first," "second," "third," and the like 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 "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in figures 1 to 6:

the utility model provides an air cushion type vibration isolation platform with high stability, which comprises an installation shell 101, wherein a placement shell 501 is arranged at the bottom of the installation shell 101, a base 503 connected through a support rod 502 is arranged at the bottom of the placement shell 501, four groups of self-locking universal wheels 504 are arranged at the bottom of the base 503, a bearing disc 201 is arranged on the installation shell 101, a workbench 202 is arranged on the bearing disc 201, a level gauge 203 is arranged on the workbench 202, the bottom of the bearing disc 201 is connected with the installation shell 101 through a regulating assembly, an internal inflatable cushion 601 is arranged in the installation shell 101, the internal inflatable cushion 601 is contacted with the bottom of the bearing disc 201, an installation ring 102 is arranged on the outer circular surface of the installation shell 101, an external inflatable cushion 602 is arranged between the installation ring 102 and the workbench 202, and an inflatable assembly is arranged in the placement shell 501.

Installation shell 101 accessible four groups of auto-lock universal wheels 504 remove on ground, installation shell 101 bottom sets up places shell 501 and is used for the installation to inflate the subassembly, bearing disc 201 is used for carrying out the bearing to workstation 202 and instrument, the diameter of bearing disc 201 slightly is less than the internal diameter of installation shell 101, and the height that highly is higher than installation shell 101 of bearing disc 201, make bearing disc 201 can move in installation shell 101, can adjust the angle of workstation 202 through adjusting part and spirit level 203, make it keep level, make things convenient for the use of instrument, set up built-in inflatable packer 601 and external inflatable packer 602 and carry out the shock attenuation to bearing disc 201 and workstation 202.

As shown in fig. 3, 4, 5, 6, the adjusting component includes two sets of connecting balls 304, all be provided with the connecting shell 306 that connects through connecting rod 305 on two sets of connecting balls 304, mounting groove 205 has all been seted up to the inside and bearing plate 201 bottom of installation shell 101, be provided with mounting disc 310 in the mounting groove 205, first draw-in groove 301 has been seted up on the mounting disc 310, fixed anticreep dish 302 that is provided with on the mounting disc 310, second draw-in groove 303 has been seted up in the anticreep dish 302, two sets of connecting balls 304 advance to block and establish between first draw-in groove 301 and second draw-in groove 303, be provided with fixed subassembly in the mounting disc 310, be provided with damping spring 401 in two sets of connecting shells 306.

Set up mounting groove 205 and be used for setting up mounting disc 310, first draw-in groove 301 and second draw-in groove 303 between mounting disc 310 and the anticreep dish 302 form spherical groove, be used for the installation to connect ball 304, connect the motion that ball 304 can be at spherical inslot small amplitude, and then make bearing disc 201 can follow the motion of connecting ball 304 small amplitude, can adjust the angle of bearing disc 201, bearing disc 201 accessible fixed subassembly after the regulation is fixed, prevent to take place the motion once more, and then make things convenient for the use of instrument, it is used for installing damping spring 401 to connect to set up connecting shell 306 on the ball 304, damping spring 401 is used for supplementary shock attenuation, the stability of this vibration isolation platform has been improved.

As shown in fig. 6, four sets of positioning rods 307 are disposed at the bottom of one set of connecting shell 306, four sets of positioning sleeves 309 are disposed on the outer circumferential surface of the other set of connecting shell 306, the four sets of positioning rods 307 are respectively inserted into the four sets of positioning sleeves 309, and a limiting plate 308 is disposed at the bottom of the positioning rods 307. The positioning rod 307 is arranged in the positioning sleeve 309 in a penetrating manner to limit the movement tracks of the two groups of connecting shells 306, so that the stability of the device is improved, and a limiting plate 308 is arranged to prevent the two groups of connecting shells 306 from being separated.

As shown in fig. 5 and 6, the fixing assembly includes an air cylinder 403, fixing holes 207 are formed in the two sets of mounting grooves 205, the air cylinder 403 is fixedly disposed in the fixing holes 207, one end of the air cylinder 403 penetrates through the first clamping groove 301, a friction pad 404 is disposed at one end of the air cylinder 403, the friction pad 404 is in contact with the connecting ball 304, a first control switch 106 is disposed on an outer circumferential surface of the mounting shell 101, and the first control switch 106 is connected with the two sets of air cylinders 403.

After the angle of the bearing plate 201 is adjusted, the first control switch 106 controls the cylinder 403 to extend, and then the friction pad 404 at one end of the cylinder 403 fixes the connecting ball 304, so as to prevent the connecting ball 304 from continuing to rotate, fix the angle of the bearing plate 201, keep the bearing plate in a horizontal state, and facilitate the use of the instrument.

As shown in fig. 5 and 6, four sets of fixing bolts 402 are inserted into the mounting plate 310, four sets of threaded holes 206 are formed in the mounting groove 205, and one end of each of the four sets of fixing bolts 402 is inserted into each of the four sets of threaded holes 206. The mounting plate 310 is fixed by four sets of fixing bolts 402, so that the mounting plate 310 is prevented from being separated from the mounting groove 205 when the air cylinder 403 moves, the connecting ball 304 is fixed more firmly, and the stability of the device in work is improved.

As shown in fig. 1 and 3, the inflation assembly includes an inflator 505 disposed in the housing 501, two sets of inflation conduits 506 are disposed on the inflator 505, one set of inflation conduits 506 is connected to the internal inflatable cushion 601, the other set of inflation conduits 506 is connected to the external inflatable cushion 602, a second control switch 107 is disposed on the outer circumferential surface of the mounting housing 101, and the second control switch 107 is connected to the inflator 505. The second control switch 107 is used for controlling the operation of the inflator 505, and the internal inflatable cushion 601 and the external inflatable cushion 602 can be inflated and deflated through the inflator 505, so that the angle of the bearing plate 201 can be conveniently adjusted.

The specific use mode and function of the embodiment are as follows:

this vibration isolation platform accessible four auto-lock universal wheels 504 remove on ground, the diameter of bearing dish 201 is less than the internal diameter of installation shell 101 slightly, and the height that highly is higher than installation shell 101 of bearing dish 201, make bearing dish 201 can be in the motion of installation shell 101 small-amplitude, when transporting the instrument, aerify built-in inflatable packer 601 and external inflatable packer 602 through pump 505, make built-in inflatable packer 601 and bearing dish 201 contact, external inflatable packer 602 contacts with workstation 202, and then carry out abundant shock attenuation to workstation 202, prevent that the instrument from receiving vibrations too big and influencing the precision at the in-process of transportation.

The bearing plate 201 can rotate along the connecting balls 304 in a small amplitude, when an instrument needs to be used on the vibration isolation platform, the built-in inflatable cushion 601 and the built-out inflatable cushion 602 are deflated, the angle of the bearing plate 201 is adjusted according to the level meter 203, the bearing plate 201 and the workbench 202 are kept horizontal, the two groups of cylinders 403 are controlled to extend, one ends of the cylinders 403 fix the positions of the two groups of connecting balls 304 through the friction cushion 404, the adjusted bearing plate 201 is prevented from moving, the built-in inflatable cushion 601 and the built-out inflatable cushion 602 are controlled to inflate to carry out bearing and shock absorption on the workbench 202, work can be carried out on the workbench 202, and the influence of ground inclination on the working precision of the instrument is reduced.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. High vibration isolation platform of air cushion formula stability, its characterized in that: comprises an installation shell (101), a placing shell (501) is arranged at the bottom of the installation shell (101), the bottom of the placing shell (501) is provided with a base (503) which is connected through a supporting rod (502), a bearing disc (201) is arranged on the mounting shell (101), a workbench (202) is arranged on the bearing disc (201), a level meter (203) is arranged on the workbench (202), the bottom of the bearing plate (201) is connected with the mounting shell (101) through an adjusting component, a built-in inflatable cushion (601) is arranged in the mounting shell (101), the built-in inflatable cushion (601) is contacted with the bottom of the bearing plate (201), the mounting structure is characterized in that a mounting ring (102) is arranged on the outer circular surface of the mounting shell (101), an external inflatable cushion (602) is arranged between the mounting ring (102) and the workbench (202), and an inflatable assembly is arranged in the placing shell (501).

2. The air-cushion high-stability vibration isolation platform according to claim 1, wherein: adjusting part is including two sets of connection balls (304), and is two sets of connect all be provided with on ball (304) and carry out connecting shell (306) connected through connecting rod (305), install shell (101) inside with mounting groove (205) have all been seted up to bearing disc (201) bottom, be provided with mounting disc (310) in mounting groove (205), first draw-in groove (301) have been seted up on mounting disc (310), be provided with anticreep dish (302) on mounting disc (310), set up second draw-in groove (303) in anticreep dish (302), two sets of it advances the card to establish to connect ball (304) first draw-in groove (301) with between second draw-in groove (303), be provided with fixed subassembly in mounting disc (310), two sets of be provided with damping spring (401) in connecting shell (306).

3. The air-cushion high-stability vibration isolation platform according to claim 2, wherein: four groups of positioning rods (307) are arranged at the bottom of one group of the connecting shell (306), four groups of positioning sleeves (309) are arranged on the outer circular surface of the other group of the connecting shell (306), the four groups of the positioning rods (307) are respectively arranged in the four groups of the positioning sleeves (309) in a penetrating mode, and limiting plates (308) are arranged at the bottoms of the positioning rods (307).

4. The air-cushion high-stability vibration isolation platform according to claim 2, wherein: the fixed subassembly is including cylinder (403), and is two sets of fixed orifices (207) have all been seted up in mounting groove (205), cylinder (403) are fixed to be set up in fixed orifices (207), the one end of cylinder (403) is worn to establish in first draw-in groove (301), the one end of cylinder (403) is provided with friction pad (404), friction pad (404) with connect ball (304) contact, the outer disc of installation shell (101) is provided with first control switch (106), first control switch (106) and two sets of cylinder (403) are connected.

5. The air-cushion high-stability vibration isolation platform according to claim 2, wherein: four groups of fixing bolts (402) penetrate through the mounting disc (310), four groups of threaded holes (206) are formed in the mounting groove (205), and one ends of the four groups of fixing bolts (402) penetrate through the four groups of threaded holes (206) respectively.

6. The air-cushion high-stability vibration isolation platform according to claim 1, wherein: the inflation assembly comprises an inflation pump (505) arranged in the placement shell (501), wherein two groups of inflation pipelines (506) are arranged on the inflation pump (505), one group of inflation pipelines (506) is connected with the built-in inflatable cushion (601), the other group of inflation pipelines (506) is connected with the external inflatable cushion (602), a second control switch (107) is arranged on the outer circular surface of the installation shell (101), and the second control switch (107) is connected with the inflation pump (505).

7. The air-cushion high-stability vibration isolation platform according to claim 1, wherein: the bottom of base (503) is provided with auto-lock universal wheel (504), auto-lock universal wheel (504) are provided with four groups.