CN220317128U

CN220317128U - Clean room crane portal frame

Info

Publication number: CN220317128U
Application number: CN202321783823.7U
Authority: CN
Inventors: 黄维唯; 曾琼
Original assignee: Wuxi General Crane And Carrier Co ltd
Current assignee: Wuxi General Crane And Carrier Co ltd
Priority date: 2023-07-09
Filing date: 2023-07-09
Publication date: 2024-01-09
Anticipated expiration: 2033-07-09

Abstract

The utility model relates to a gantry of a clean room crane, which comprises two bottom plates, wherein a lifting supporting mechanism is arranged on each bottom plate and comprises a hydraulic lifting rod fixedly arranged on the bottom plates, a fixed plate is fixedly arranged at the top of each hydraulic lifting rod, a hollow column and two sliding rods are fixedly arranged on the upper surface of each fixed plate, sliding cylinders are sleeved on the outer surfaces of the sliding rods, motors are fixedly arranged on the inner cavity side surfaces of the hollow columns, threaded rods are fixedly arranged at the output ends of the motors, and threaded sleeves are connected with the surfaces of the threaded rods in a threaded manner. This toilet's hoist portal frame is equipped with motor and threaded rod in the hollow post through being equipped with hollow post and the slide bar that is two in quantity on the fixed plate, is equipped with a slide on the slide bar, can utilize two slide bars to bear the weight of lifting by crane article during the use, has increased the portal frame and has lifted by crane the tie point of article to stability when can improving article and lifting by crane.

Description

Clean room crane portal frame

Technical Field

The utility model relates to the technical field of a portal frame, in particular to a portal frame of a clean room crane.

Background

The clean room is also called a dust-free workshop, a dust-free room or a clean room, is a low-pollution environment, is suitable for manufacturing and assembling various precision instruments and devices, is generally provided with a portal frame in the clean room, and is convenient for assembling a large-scale device.

Chinese patent CN116040495a discloses a crane portal frame, which comprises a base, the base is provided with two sets of, two sets of the equal fixedly connected with fixed block of upper surface of base, the inside sliding connection of fixed block has the movable block, the upper end fixedly connected with connecting block of movable block, fixedly connected with I shape carrier block between the connecting block opposite side, be provided with position adjustment mechanism on the I shape carrier block, position adjustment mechanism includes back style of calligraphy piece, axis of rotation, rotation gear and pinion rack. This kind of hoist portal frame uses through multiunit mechanical structure cooperation, guarantees the stability of couple subassembly when lifting by crane article and remove to avoid article to take place the condition of empting, ensure the integrality of article, utilize mechanical structure simultaneously, can guarantee its stationarity in the round trip movement, thereby avoid appearing rocking the condition, the effectual efficiency of improving the device in actual application, ensure simultaneously to lift by crane the integrality of article.

The portal frame in the prior art of the above patent cannot adjust the height according to actual requirements, so that when objects with different heights are handled and places with different heights cannot be effectively adapted, the defect that certain limitations exist in the portal frame is improved, but the portal frame provided by the patent adopts a single rail to bear the lifted object, only one connecting point is arranged between the portal frame and the lifted object, the stability is poor, and the object is easy to shake in the lifting process.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides the gantry of the clean room crane, which has the advantage of good lifting stability, and solves the problems that the existing gantry adopts a single rail to bear lifted articles, and the gantry and the lifted articles have only one connecting point, so that the stability is poor, and the articles are easy to shake in the lifting process.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the gantry frame of the clean room crane comprises two bottom plates, wherein a lifting supporting mechanism is arranged on each bottom plate;

the hoisting support mechanism comprises a hydraulic lifting rod fixedly mounted on a bottom plate, a fixing plate is fixedly mounted at the top of the hydraulic lifting rod, a hollow column and two sliding rods are fixedly mounted on the upper surface of the fixing plate, a sliding cylinder is sleeved on the outer surface of each sliding rod, a motor is fixedly mounted on the inner cavity side surface of each hollow column, a threaded rod is fixedly mounted at the output end of each motor, threaded sleeves are in threaded connection with the surfaces of the threaded rods, two connecting blocks penetrating through the outer surfaces of the hollow columns are fixedly mounted on the surfaces of the threaded sleeves, one side surface of each connecting block, far away from each threaded sleeve, is fixedly connected with the surface of each sliding cylinder, and lifting blocks are fixedly mounted on the surfaces of the sliding cylinders.

Further, the upper surface of the fixed plate is fixedly provided with a side plate, and the side plate is fixedly connected with the end surfaces of the hollow column and the slide rod.

Further, the surface of the hollow column is provided with two strip-shaped holes, the two strip-shaped holes are symmetrical to each other, and the connecting block is positioned in the strip-shaped hole.

Further, the motor surface is fixedly provided with a fixing frame, and the fixing frame is fixedly connected with the inner side surface of the hollow column.

Further, the inner side surface of the sliding cylinder is in sliding contact with the outer surface of the sliding rod.

Further, one end of the threaded rod far away from the motor is rotationally connected with the inner cavity surface of the hollow column.

Furthermore, the lower surface of the fixed plate is fixedly provided with a diagonal bracing rod, and one end, far away from the fixed plate, of the diagonal bracing rod is fixedly connected with the surface of the hydraulic lifting rod.

Compared with the prior art, the technical scheme of the application has the following beneficial effects:

this toilet's hoist portal frame is equipped with motor and threaded rod in the hollow post through being equipped with hollow post and the slide bar that quantity is two on the fixed plate, is equipped with a slide on the slide bar, can utilize two slide bars to bear the weight of lifting by crane article during the use, has increased the portal frame and has lifted by crane the tie point of article to can improve the stability when article lifts by crane, solved current portal frame and adopted single track to bear the article of lifting by crane, only a tie point between portal frame and the article of lifting by crane, its stability is relatively poor, leads to the article to appear the problem of rocking easily in the process of lifting by crane.

Drawings

FIG. 1 is a schematic diagram of the front of the structure of the present utility model;

FIG. 2 is a schematic view of the interior of a hollow column of the present utility model;

fig. 3 is a schematic side view of the structure of the present utility model.

In the figure: 1. a bottom plate; 2. a hydraulic lifting rod; 3. a fixing plate; 4. a hollow column; 5. a slide bar; 6. a slide cylinder; 7. a motor; 8. a threaded rod; 9. a threaded sleeve; 10. a connecting block; 11. hoisting the block; 12. a hoisting hole; 13. a side plate; 14. a bar-shaped hole; 15. a fixing frame; 16. and (5) a diagonal support bar.

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. All other embodiments, which can be made by those skilled 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. 1-3, a gantry for a clean room crane in this embodiment includes two base plates 1, a lifting support mechanism is provided on the base plates 1, the lifting support mechanism includes a hydraulic lifting rod 2 fixedly mounted on the base plates 1, a fixing plate 3 is fixedly mounted on top of the hydraulic lifting rod 2, a hollow column 4 and two slide bars 5 are fixedly mounted on upper surface of the fixing plate 3, the hollow column 4 is located between the two slide bars 5, a side plate 13 is fixedly mounted on upper surface of the fixing plate 3, the side plate 13 is fixedly connected with end surfaces of the hollow column 4 and the slide bars 5, a slide cylinder 6 is sleeved on an outer surface of the slide bar 5, a sliding contact is provided between an inner side surface of the slide cylinder 6 and an outer surface of the slide bar 5, the slide cylinder 6 is convenient to move on the slide bar 5, a motor 7 is fixedly mounted on an inner cavity side surface of the hollow column 4, a fixing frame 15 is fixedly mounted on a surface of the motor 7, the mount 15 is fixed with the inboard fixed surface of hollow post 4, be convenient for fix motor 7, be favorable to improving motor 7's stability, motor 7 output fixed mounting has threaded rod 8, threaded rod 8 keeps away from and rotates between motor 7 one end and the hollow post 4 inner chamber surface and be connected, threaded rod 8 surface threaded connection has screw sleeve 9, screw sleeve 9 fixed surface installs quantity and is two and runs through to the connecting block 10 of hollow post 4 surface, the hollow post 4 surface has offered the bar hole 14 of quantity for two, two bar holes 14 mutual symmetry, connecting block 10 is located bar hole 14, be convenient for connecting block 10 moves on hollow post 4, connecting block 10 is kept away from screw sleeve 9 one side surface and slide 6 fixed surface connection, slide 6 fixed surface installs hoist and mount piece 11, hoist and mount hole 12 have been seted up on the hoist and mount piece 11 surface.

The working principle of the embodiment is as follows:

during the use, drive threaded rod 8 through motor 7 at, and then threaded rod 8 drive screw sleeve 9 removes in hollow post 4, drive connecting rod 10 when screw sleeve 9 removes and remove, and then make connecting rod 10 drive slide 6 and remove on slide bar 5, rethread rope is connected article and hoist and mount hole 12 on hoist and mount piece 11 surface when slide 6 removes suitable position, and then can hoist and mount article.

In the second embodiment, on the basis of the first embodiment, the inclined support rod 16 is fixedly installed on the lower surface of the fixed plate 3, and one end, far away from the fixed plate 3, of the inclined support rod 16 is fixedly connected with the surface of the hydraulic lifting rod 2, so that stability of the fixed plate 3 is improved.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a toilet's hoist portal frame, includes bottom plate (1) that quantity is two, its characterized in that: a lifting supporting mechanism is arranged on the bottom plate (1);

the lifting support mechanism comprises a hydraulic lifting rod (2) fixedly mounted on a bottom plate (1), a fixing plate (3) is fixedly mounted at the top of the hydraulic lifting rod (2), a hollow column (4) and two sliding rods (5) are fixedly mounted on the upper surface of the fixing plate (3), sliding cylinders (6) are sleeved on the outer surfaces of the sliding rods (5), motors (7) are fixedly mounted on the side surfaces of inner cavities of the hollow columns (4), threaded rods (8) are fixedly mounted at the output ends of the motors (7), threaded sleeves (9) are in threaded connection with surfaces of the threaded rods (8), connecting blocks (10) which are two in number and penetrate through the outer surfaces of the hollow columns (4) are fixedly mounted on the surfaces of one side of the connecting blocks (10), lifting blocks (11) are fixedly mounted on the surfaces of the sliding cylinders (6), and lifting holes (12) are formed in the surfaces of the lifting blocks (11).

2. A clean room crane gantry according to claim 1, wherein: the upper surface of the fixed plate (3) is fixedly provided with a side plate (13), and the side plate (13) is fixedly connected with the end surfaces of the hollow column (4) and the slide rod (5).

3. A clean room crane gantry according to claim 1, wherein: the surface of the hollow column (4) is provided with two strip-shaped holes (14), the two strip-shaped holes (14) are mutually symmetrical, and the connecting block (10) is positioned in the strip-shaped holes (14).

4. A clean room crane gantry according to claim 1, wherein: the motor (7) surface is fixedly provided with a fixing frame (15), and the fixing frame (15) is fixedly connected with the inner side surface of the hollow column (4).

5. A clean room crane gantry according to claim 1, wherein: the inner side surface of the sliding cylinder (6) is in sliding contact with the outer surface of the sliding rod (5).

6. A clean room crane gantry according to claim 1, wherein: one end of the threaded rod (8) far away from the motor (7) is rotationally connected with the inner cavity surface of the hollow column (4).

7. A clean room crane gantry according to claim 1, wherein: the lower surface of the fixed plate (3) is fixedly provided with an inclined support rod (16), and one end, far away from the fixed plate (3), of the inclined support rod (16) is fixedly connected with the surface of the hydraulic lifting rod (2).