CN219291478U

CN219291478U - Production superclean bench

Info

Publication number: CN219291478U
Application number: CN202320688743.7U
Authority: CN
Inventors: 蔡亚喾
Original assignee: Wuhan Atomic Hi Tech Pharmaceutical Co ltd
Current assignee: Wuhan Atomic Hi Tech Pharmaceutical Co ltd
Priority date: 2023-03-31
Filing date: 2023-03-31
Publication date: 2023-07-04
Anticipated expiration: 2033-03-31

Abstract

The utility model relates to the technical field of ultra-clean work tables, and provides a production ultra-clean work table. The first worm is driven to rotate by the reverse rotation turning hand in the adjusting mechanism, so that the first worm is meshed with the worm wheel to drive the rotating shaft in the worm wheel to rotate, and meanwhile, the gear is driven to rotate and meshed with the first racks and the second racks on the two sides, so that the racks drive the universal wheels to move upwards, the second racks drive the fixed feet to move downwards to alternate until the bottoms of the universal wheels are separated from the ground, and the fixed feet are completely contacted with the ground, so that the stability of the ultra-clean workbench in use can be effectively improved; the surface of the first worm is provided with the first belt pulley which synchronously rotates, the first belt pulley rotates to drive the second belt pulley to rotate through belt transmission, the second belt pulley rotates to drive the second worm to rotate to realize integral simultaneous adjustment, the uniformity of the universal wheel during adjustment can be kept, the phenomenon of uneven height after adjustment of the ultra-clean workbench is avoided, and vibration in the moving process can be relieved through the buffer spring and the rubber plate arranged at the top of the universal wheel.

Description

Production superclean bench

Technical Field

The utility model relates to the technical field of ultra-clean work tables, in particular to a production ultra-clean work table.

Background

The ultra-clean workbench, also called as a purifying workbench, is designed for adapting to the demands of the fields of modern industry, photoelectric industry, biopharmaceutical industry, scientific research test and the like on the cleanliness of local working areas. Air is sucked into the prefilter through the fan, enters the high-efficiency filter through the static pressure box for filtration, and the filtered air is sent out in a vertical or horizontal airflow state, so that the operating area reaches hundred-level cleanliness, and the requirement of production on environmental cleanliness is ensured. The super clean bench is 100-class and mainly divided into two types, one type is horizontal laminar flow and the other type is vertical laminar flow. According to the operation structure, the operation structure is divided into a single-side operation mode and a double-side operation mode, and the operation structure can be divided into a common ultra-clean workbench and a biological ultra-clean workbench according to the purposes.

Through searching, the utility model patent with publication number of CN 212882547U discloses a multi-station ultra-clean workbench for producing polypeptide reagents, which aims to solve the technical problems that: in the prior art, when the existing ultra-clean workbench works, the front door of the ultra-clean workbench needs to be opened, and when operators work, the front door also needs to be opened, so that the pollution of the ultra-clean workbench is easily caused, and the use of the ultra-clean workbench is influenced. This application is through the work box, reciprocating screw, driving motor, the screw thread section of thick bamboo, the connecting rod, the movable plate, the housing, the connecting frame, the pneumatic cylinder, the baffle, the guiding mouth, the recess, the rubber pad, glass window and operation cover that set up, can be in guaranteeing the aseptic environment in the superclean bench, avoid causing the pollution to the product when detecting the product, this application is fine has solved this problem, but the universal wheel is fixed although universal wheel accessible universal wheel lock dead brake piece after whole superclean bench removes suitable position, but long-time use after the fixed effect is not good, in case suffer that external collision very easily produces to rock, easily influence the going on of superclean bench work.

There is therefore a need for a production clean bench.

Disclosure of Invention

The utility model provides a production ultra-clean workbench, which solves the problems that after a universal wheel pair integral ultra-clean workbench moves to a proper position in the related art, although the universal wheel can be fixed through a universal wheel locking brake piece, the fixing effect is poor after long-time use, once the universal wheel pair integral ultra-clean workbench is subjected to external collision, shaking is easy to occur, and the work of the ultra-clean workbench is easy to influence.

The technical scheme of the utility model is as follows: the utility model provides a production superclean bench, includes workstation, protective housing, the side of protective housing is provided with adjustment mechanism, adjustment mechanism includes the turning hand, the inner wall fixedly connected with worm one of turning hand, the surface engagement of worm one is connected with the worm wheel, the inner wall fixedly connected with pivot of worm wheel, the surface fixedly connected with gear of pivot, one side meshing of gear is connected with rack one, the opposite side meshing of gear is connected with rack two, the bottom swing joint of rack one has the universal wheel, the bottom fixedly connected with fixed foot of rack two.

Preferably, one end of the first worm penetrates through the inner wall of the protective shell and extends to the outside of the protective shell, the first surface of the first worm is fixedly connected with a first belt pulley, a belt is arranged on the surface of the first belt pulley, the first belt pulley is connected with a second belt pulley through belt transmission, the second worm is fixedly connected with the inner wall of the second belt pulley, and the second worm is transmitted through the belt, so that the uniformity of the fixed foot and the universal wheel during adjustment can be maintained.

Preferably, the top fixedly connected with telescopic link of rack one, the bottom fixedly connected with cylinder of workstation, the top of telescopic link extends to the inside of cylinder, the top fixedly connected with limiting plate of telescopic link, the limiting plate plays the effect of spacing to the telescopic link.

Preferably, the top fixedly connected with bradyseism spring of limiting plate, bradyseism spring's top fixedly connected with rubber slab, the top of rubber slab and the inner wall fixed connection of cylinder, the steadiness when the steerable wheel is used can be increased, vibrations that further reduce the slip and bring.

Preferably, a first sliding groove is formed in one side of the protective shell, a first sliding block is fixedly connected to the side face of the first rack, and the first sliding block is in sliding connection with the first sliding groove to limit the first rack.

Preferably, a second sliding groove is formed in the other side of the protective shell, a second sliding block is fixedly connected to the side face of the second rack, and the second sliding block is in sliding connection with the second sliding groove to limit the second rack.

Preferably, one end of the first worm penetrates through the inner wall of the protective shell and extends to the inside of the protective shell, and the surface of the first worm is rotatably connected with the inner wall of the protective shell through a bearing.

Preferably, one end of the rotating shaft is rotatably connected with the inner wall of the protective shell through a second bearing.

Preferably, the cross-sectional diameter of the limiting plate is the same as the cross-sectional diameter of the rubber plate.

Preferably, the circumferential surface of the limiting plate is in sliding connection with the inner wall of the cylindrical barrel.

The working principle and the beneficial effects of the utility model are as follows:

1. according to the utility model, the first worm is driven to rotate by the reverse rotation turning hand in the adjusting mechanism, so that the first worm is meshed with the worm wheel to drive the rotating shaft in the worm wheel to rotate, and meanwhile, the first gear and the second gear are driven to rotate to be meshed with the racks on the two sides, so that the racks drive the universal wheel to move upwards, the racks drive the fixing feet to move downwards to alternate until the bottoms of the universal wheels are separated from the ground, and the fixing feet are completely contacted with the ground, so that the stability of the ultra-clean workbench in use can be effectively improved, and the problems that the universal wheel is fixed through the universal wheel locking brake piece, the fixing effect is poor after long-time use, shaking is easy to occur once the universal wheel is impacted by the outside, and the work of the ultra-clean workbench is easy to influence are effectively solved.

2. According to the utility model, the belt pulley I is arranged on the surface of the worm I and synchronously rotates, the belt pulley I rotates to drive the belt pulley II to rotate through belt transmission, the belt pulley II rotates to drive the worm II to rotate to realize integral simultaneous adjustment, the uniformity of the universal wheel during adjustment can be kept, the phenomenon of uneven height after adjustment of the ultra-clean workbench is avoided, and the vibration in the moving process can be relieved by arranging the damping spring and the rubber plate at the top of the universal wheel, so that the stability of the universal wheel in the moving process is further improved.

Drawings

The utility model will be described in further detail with reference to the drawings and the detailed description.

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic view of a bottom view of the present utility model;

FIG. 3 is a schematic cross-sectional view of a protective case according to the present utility model;

fig. 4 is an enlarged schematic view of structure a according to the present utility model;

fig. 5 is a schematic view of the internal structure of the cylinder according to the present utility model.

In the figure: 1, a workbench; 2, protecting a shell; 3, fixing the feet; 4 universal wheels; 5 an adjusting mechanism; 501 turning hands; 502 worm one; 503 worm gear; a 504 spindle; 505 gears; 506 rack one; 507 rack two; 6, a telescopic rod; 7, a cylinder barrel; 8, limiting plates; 9, damping springs; 10 rubber plates; a belt 11; 12 worm two.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 5, the present utility model provides a technical solution for producing an ultra-clean bench: a production ultra-clean workbench comprises a workbench 1 and a protective shell 2;

the side of the protective housing 2 is provided with an adjusting mechanism 5, the adjusting mechanism 5 comprises a turning hand 501, the inner wall of the turning hand 501 is fixedly connected with a first worm 502, one end of the first worm 502 penetrates through the inner wall of the protective housing 2 and extends to the outside of the protective housing 2, the surface of the first worm 502 is fixedly connected with a first belt pulley, the surface of the first belt pulley is provided with a belt 11, the first belt pulley is connected with a second belt pulley through belt 11 transmission, the inner wall of the second belt pulley is fixedly connected with a second worm 12, and the belt 11 is arranged for transmission, so that the uniformity of adjustment of the fixed leg 3 and the universal wheel 4 can be maintained;

one end of a first worm 502 penetrates through the inner wall of the protective shell 2 and extends to the inside of the protective shell 2, the surface of the first worm 502 is in rotary connection with the inner wall of the protective shell 2 through a bearing, a worm wheel 503 is connected to the surface of the first worm 502 in a meshed manner, a rotating shaft 504 is fixedly connected to the inner wall of the worm wheel 503, one end of the rotating shaft 504 is in rotary connection with the inner wall of the protective shell 2 through a bearing II, a gear 505 is fixedly connected to the surface of the rotating shaft 504, one side of the gear 505 is in meshed connection with a first rack 506, one side of the protective shell 2 is provided with a first sliding groove, the side of the first rack 506 is fixedly connected with a first sliding block, the first sliding block is in sliding connection with the first sliding groove, the first rack 506 is limited, the top end of the first rack 506 is fixedly connected with a telescopic rod 6, the bottom of the workbench 1 is fixedly connected with a cylindrical drum 7, the top end of the telescopic rod 6 extends to the inside the cylindrical drum 7, the top end of the telescopic rod 6 is fixedly connected with a limiting plate 8, the cross-sectional diameter of the limiting plate 8 is the same as that of the rubber plate 10, the circumferential surface of the limiting plate 8 is in sliding connection with the inner wall of the cylindrical barrel 7, the limiting plate 8 plays a role in limiting the telescopic rod 6, the top of the limiting plate 8 is fixedly connected with a damping spring 9, the top end of the damping spring 9 is fixedly connected with the rubber plate 10, the top of the rubber plate 10 is fixedly connected with the inner wall of the cylindrical barrel 7, the stability of the universal wheel 4 in use can be improved, vibration caused by sliding is further reduced, the other side of the gear 505 is in meshed connection with a rack II 507, the other side of the protective shell 2 is provided with a chute II, the side surface of the rack II 507 is fixedly connected with a slide block II which is in sliding connection with the chute II, the role in limiting the rack II 507 is played, the bottom end of the rack I506 is movably connected with the universal wheel 4, the bottom of the second rack 507 is fixedly connected with a fixed foot 3.

The working principle and the using flow of the utility model are as follows: if the whole is required to be displaced, the user can rotate the turning hand 501 to drive the worm one 502 to rotate, so that the worm one 502 is meshed with the worm wheel 503 to drive the rotating shaft 504 in the worm wheel 503 to rotate, the rotating shaft 504 rotates to drive the gear 505 to rotate, the gear 505 rotates to synchronously mesh with the racks one 506 and the racks two 507 on two sides, the rack one 506 drives the universal wheel 4 to move downwards, the rack two 507 drives the fixing feet 3 to move upwards to alternate until the bottom of the universal wheel 4 is contacted with the ground, the fixing feet 3 are completely separated from the ground and retract into the protective shell 2, the user stops rotating the turning hand 501, the stability after the adjustment of the universal wheel 4 can be further improved according to the principle that the worm wheel 503 cannot drive the worm one 502 to rotate, the belt pulley one 502 rotates simultaneously during adjustment, the belt pulley one rotates to drive the belt pulley two 12 to rotate to realize the whole simultaneous adjustment, the uniformity during adjustment of the universal wheel 4 can be kept, the phenomenon that the height of the fixing feet 3 is not required to be separated from the ground, the reverse rotation when the workbench is not required to move, the workbench is ensured to move downwards, and the workbench is prevented from being more stable and the clean and moving.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. The utility model provides a production superclean bench, includes workstation (1), protective housing (2), its characterized in that, the side of protective housing (2) is provided with adjustment mechanism (5), adjustment mechanism (5) are including turning over hand (501), the inner wall fixedly connected with worm (502) of turning over hand (501), the surface engagement of worm (502) is connected with worm wheel (503), the inner wall fixedly connected with pivot (504) of worm wheel (503), the surface fixedly connected with gear (505) of pivot (504), one side meshing of gear (505) is connected with rack one (506), the opposite side meshing of gear (505) is connected with rack two (507), the bottom swing joint of rack one (506) has universal wheel (4), the bottom fixedly connected with fixed foot (3) of rack two (507).

2. The production ultra-clean bench according to claim 1, wherein one end of the first worm (502) penetrates through the inner wall of the protective shell (2) and extends to the outside of the protective shell (2), a first belt pulley (11) is fixedly connected to the surface of the first worm (502), a second belt pulley (12) is connected to the surface of the first belt pulley through the belt (11) in a transmission manner, and a second worm (12) is fixedly connected to the inner wall of the second belt pulley.

3. The production ultra-clean workbench according to claim 1, wherein the top end of the first rack (506) is fixedly connected with a telescopic rod (6), the bottom of the workbench (1) is fixedly connected with a cylindrical barrel (7), the top end of the telescopic rod (6) extends to the inside of the cylindrical barrel (7), and the top end of the telescopic rod (6) is fixedly connected with a limiting plate (8).

4. The production ultra-clean bench according to claim 3, wherein the top of the limiting plate (8) is fixedly connected with a damping spring (9), the top of the damping spring (9) is fixedly connected with a rubber plate (10), and the top of the rubber plate (10) is fixedly connected with the inner wall of the cylindrical drum (7).

5. The production ultra-clean bench according to claim 1, characterized in that a sliding groove I is formed on one side of the protective shell (2), a sliding block I is fixedly connected to the side face of the rack I (506), and the sliding block I is in sliding connection with the sliding groove I.

6. The production ultra-clean workbench according to claim 1, wherein a second sliding groove is formed in the other side of the protective shell (2), a second sliding block is fixedly connected to the side face of the second rack (507), and the second sliding block is in sliding connection with the second sliding groove.

7. A production ultra-clean bench according to claim 1, characterized in that one end of the worm (502) penetrates the inner wall of the protective housing (2) and extends into the interior of the protective housing (2), and the surface of the worm (502) is rotatably connected with the inner wall of the protective housing (2) by means of bearings.

8. The production ultra-clean bench according to claim 1, characterized in that one end of the rotating shaft (504) is rotatably connected with the inner wall of the protective shell (2) through a second bearing.

9. A production ultra clean bench according to claim 3, characterized in that the cross-sectional diameter of the limiting plate (8) is the same as the cross-sectional diameter of the rubber plate (10).

10. A production ultra-clean bench according to claim 3, characterized in that the circumferential surface of the limit plate (8) is slidingly connected with the inner wall of the cylindrical drum (7).