CN218931123U - Dustproof regional turnover device - Google Patents

Abstract

The utility model discloses a dustproof region turnover device which comprises a mounting frame, a rotating mechanism and a locking mechanism, wherein the mounting frame is mounted at an entrance and an exit of a dustproof region and is provided with a passage opening; the rotating mechanism comprises a partition plate and two support brackets, the partition plate is arranged in the passage port, the upper end and the lower end of the partition plate are respectively connected to the mounting frame in a rotating way, and the two support brackets are arranged on the two sides of the partition plate in a back-to-back way; the locking mechanism comprises a stop block and two locking units, the stop block is connected with the mounting frame, the stop block is located on one side of the partition board away from the dustproof area, the two locking units are respectively arranged on two opposite sides of the partition board, and any locking unit is matched with the stop block to lock the partition board. According to the utility model, the partition plate can prevent dust from entering the dustproof area, so that dust pollution is effectively reduced, the cooperation of the locking unit and the stop block can prevent the partition plate from shifting to influence the operation of operators, the operation is simple, and the operation efficiency of the turnover device in the dustproof area is improved.

Description

Dustproof regional turnover device

Technical Field

The utility model relates to the technical field of workshop transportation, in particular to a dust-proof area turnover device.

Background

In the process of spraying the bumper, the material is required to be subjected to pretreatment processing before the material is sprayed with the coating, dust, greasy dirt and the like on the surface of the material are eliminated, the pretreatment processing of the material is required to be carried out in a first-level dustproof area, an operator needs to hold the material of the bumper to enter the dustproof area from an opening part in the first-level dustproof area in the operation process, the product is placed on a turnover trolley to be hung, the product is taken to carry out hanging operation, and the spraying operation of spraying the bumper can be carried out after the blowing wiping post.

In the prior art, a storing and taking tool car is generally adopted to transfer workpieces to be sprayed, and a bumper bracket is arranged on the tool car, so that the bumpers are stored in order and regular; the elastic supporting block is arranged on the bumper bracket, so that structural damage caused by storage of the bumper is avoided; the pulley is arranged at the lower part of the vehicle body base of the bumper storing and taking tool vehicle and the handle is arranged on the upright post, so that the turnover transportation of the bumper by operators is facilitated, and in the process of the spraying operation of the bumper, the tool vehicle needs to enter a dustproof area for many times, so that dust is easily brought into the dustproof area, and the tool vehicle needs to be rotated or moved to the other side of the tool vehicle to take the bumper when the bumper on the tool vehicle is taken, so that the operation is inconvenient, the operation time is long, dust pollution is easy to cause, the operation quality is not guaranteed, and the operation efficiency is improved.

Therefore, it is necessary to provide a new dust-proof area turnover device to solve the above technical problems.

Disclosure of Invention

The utility model mainly aims to provide a dustproof area turnover device, which aims to solve the problems that the dustproof area turnover device cannot block dust and has low operation efficiency.

In order to achieve the above purpose, the dustproof region turnover device provided by the utility model is arranged at an entrance of a dustproof region and comprises a mounting frame, a rotating mechanism and a locking mechanism, wherein the mounting frame is arranged at the entrance of the dustproof region and is provided with a passage opening; the rotating mechanism comprises a partition plate and two support brackets, the partition plate is arranged in the passage opening, the upper end and the lower end of the partition plate are respectively connected to the mounting frame in a rotating mode, the two support brackets are oppositely arranged on two sides of the partition plate, and the support brackets are used for supporting workpieces; the locking mechanism comprises a stop block and two locking units, the stop block is connected with the installation frame, the stop block is located on one side, deviating from the dustproof area, of the partition board, the two locking units are respectively arranged on two opposite sides of the partition board, and any locking unit is matched with the stop block to lock the partition board.

Optionally, one side of the installation frame, which is close to the channel port, is provided with a vertical installation surface, the stop block comprises a limiting section and a guiding section, which are connected, a limiting groove is formed in the limiting section, the limiting groove is used for the locking unit to be clamped in, one side of the guiding section, which is away from the vertical installation surface, is provided with a guiding inclined surface, one end of the guiding inclined surface is in smooth transition with the edge of the limiting groove, and the other end of the guiding inclined surface is in smooth transition with the vertical installation surface.

Optionally, the locking unit includes a locking member and an unlocking switch, the locking member includes two installation seats, a bolt and a first elastic member, the two installation seats are arranged on the partition board at intervals, two ends of the bolt are respectively arranged in the two installation seats in a sliding manner, one end of the first elastic member is connected to one installation seat, and the other end of the first elastic member is connected to the bolt; the unlocking switch is arranged on the partition plate, the output end of the unlocking switch is connected with the bolt, and the unlocking switch is used for driving the bolt to be separated from the limit groove.

Optionally, a roller is arranged at one end of the bolt, which is close to the limit groove, and the bolt is in rolling contact with the stop block through the roller.

Optionally, the unlocking switch includes mount, unblock handle, second elastic component and drive assembly, the mount install in on the partition panel, the unblock handle slip set up in on the mount, the second elastic component support tightly in the unblock handle with between the mount, drive assembly connect in the unblock handle with between the bolt, the unblock handle is relative the mount slides in order to pass through drive assembly drives the bolt breaks away from the spacing groove.

Optionally, the transmission assembly includes fixed pulley and cable, the fixed pulley install in on the partition panel, the cable is around locating the periphery of fixed pulley, the one end of cable with the unblock handle is connected, the other end of cable with the bolt connection.

Optionally, the rotating mechanism further comprises a plurality of horizontally arranged mounting rods, the plurality of mounting rods are arranged on two opposite sides of the partition panel, and the locking unit and the support bracket are both mounted on the mounting rods.

Optionally, the rotation mechanism further comprises a reinforcing rod connected between the support bracket and the mounting rod below the support bracket.

Optionally, the rotating mechanism further comprises a rotating shaft and two bearing seats, the rotating shaft is embedded in the partition plate, the two bearings are respectively arranged at the center of the top wall and the bottom wall of the passage opening, two ends of the rotating shaft respectively extend into the two bearings, and two ends of the rotating shaft are respectively connected with the two bearings in a rotating mode.

Optionally, the partition panel is a resistant panel.

According to the technical scheme, the dustproof region turnover device is arranged at an entrance and an exit of the dustproof region, and in the operation process, operators outside the dustproof region place workpieces on the support bracket; pulling the locking unit away from the stop block to separate the partition board from the locking, rotating the partition board by 180 degrees in the clockwise direction, enabling the partition board to drive the workpiece to rotate into the dustproof area, and enabling the partition board to drive the empty support bracket outside the dustproof area to rotate out of the dustproof area; at this time, the other locking unit is matched with the stop block to stop the partition plate; and an operator in the dustproof area draws the workpiece to carry out hanging operation, so that one turnover cycle of the workpiece is completed. And the operator outside the dustproof area places the next workpiece on the empty support bracket and continues the workpiece turnover operation. According to the utility model, dust can be prevented from entering the dustproof area by the partition plate, so that dust pollution is effectively reduced, an operator can realize turnover of workpieces inside and outside the dustproof area only by rotating the partition plate by 180 degrees, and the partition plate can be fixed by matching the locking unit with the stop block, so that the partition plate is prevented from shifting to influence the operation of the operator, the operation is simple, and the operation efficiency of the turnover device of the dustproof area is improved.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of a dust-proof area turnover device according to an embodiment of the present utility model;

fig. 2 is a schematic structural view of a locking mechanism according to an embodiment of the present utility model.

Reference numerals illustrate:

the achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.

Detailed Description

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

It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.

Furthermore, descriptions such as those referred to as "first," "second," and the like, are provided for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implying an order of magnitude of the indicated technical features in the present disclosure. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, unless specifically stated and limited otherwise, the terms "connected," "affixed," and the like are to be construed broadly, and for example, "affixed" may be a fixed connection, a removable connection, or an integral body; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In addition, the technical solutions of the embodiments of the present utility model may be combined with each other, but it is necessary to be based on the fact that those skilled in the art can implement the technical solutions, and when the technical solutions are contradictory or cannot be implemented, the combination of the technical solutions should be considered as not existing, and not falling within the scope of protection claimed by the present utility model.

The utility model provides a dustproof area turnover device, and aims to solve the problems that dust cannot be blocked by the dustproof area turnover device and the operation efficiency is low.

As shown in fig. 1 and 2, the dust-proof area turnover device 100 is installed at an entrance of a dust-proof area, and comprises an installation frame 10, a rotating mechanism 20 and a locking mechanism 30, wherein the installation frame 10 is installed at the entrance of the dust-proof area, and the installation frame 10 is provided with a passage opening 11; the rotating mechanism 20 comprises a partition plate 21 and two support brackets 22, the partition plate 21 is arranged in the passage opening 11, the upper end and the lower end of the partition plate 21 are respectively connected to the mounting frame 10 in a rotating way, the two support brackets 22 are oppositely arranged at the two sides of the partition plate 21, and the support brackets 22 are used for supporting workpieces; the locking mechanism 30 includes a stopper 31 and two locking units 32, the stopper 31 is connected with the mounting frame 10, the stopper 31 is located at one side of the partition plate 21 deviating from the dustproof area, the two locking units 32 are respectively located at two opposite sides of the partition plate 21, and any one of the locking units 32 is matched with the stopper 31 to lock the partition plate 21.

During operation, an operator outside the dust-proof area places a workpiece on the support bracket 22; pulling the locking unit 32 away from the stop block 31 to separate the partition plate 21 from the locking, rotating the partition plate 21 by 180 degrees in the clockwise direction, enabling the partition plate 21 to drive the workpiece to rotate into the dustproof area, and enabling the partition plate 21 to drive the empty support bracket 22 outside the dustproof area to rotate out of the dustproof area; at this time, the other locking unit 32 cooperates with the stopper 31 to stop the partition plate 21; and an operator in the dustproof area draws the workpiece to carry out hanging operation, so that one turnover cycle of the workpiece is completed. The operator outside the dust-proof area places the next work on the empty support bracket 22 and continues the work turnover work.

In the utility model, the partition plate 21 can prevent dust from entering a dustproof area, so that the pollution of the dust is effectively reduced; the stop block 31 is located at one side of the partition plate 21 away from the dustproof area, so that the partition plate 21 can be guaranteed to rotate only in the clockwise direction, and when the partition plate 21 rotates in the anticlockwise direction, one side of the stop block 31 close to the dustproof area is abutted with the locking unit 32 to stop the partition plate 21; two locking units 32 are respectively arranged on two opposite sides of the partition board 21, so that the function of automatic locking after the partition board 21 rotates 180 degrees clockwise is realized, the operation procedures of operators are reduced, the operation procedures can be matched with the stop block 31 to automatically lock the partition board 21 when the partition board 21 rotates in place, the operators can realize turnover operation of workpieces inside and outside a dustproof area only by rotating the partition board 21 by 180 degrees, and the locking units 32 and the stop block 31 are matched to fix the partition board 21, so that the offset of the partition board 21 is prevented, the operation of the operators is influenced, the operation is simple, and the operation efficiency of the turnover device 100 in the dustproof area is improved.

Based on the above embodiment, the side of the installation frame 10 near the passage opening 11 is provided with the vertical installation surface 12, the stop block 31 includes the connected limiting section 311 and the guiding section 312, the limiting section 311 is provided with the limiting groove 3111, the limiting groove 3111 is used for the locking unit 32 to be clamped in, the guiding section 312 is provided with the guiding inclined surface 3121 on the side facing away from the vertical installation surface 12, one end of the guiding inclined surface 3121 is in smooth transition with the edge of the limiting groove 3111, and the other end of the guiding inclined surface 3121 is in smooth transition with the vertical installation surface 12. The stopper 31 is installed on the vertical installation surface 12 of the installation frame 10, the locking unit 32 is installed on the partition plate 21, and when the locking unit 32 cooperates with the stopper 31 to lock the partition plate 21, one end of the locking unit 32 moves along the guide inclined surface 3121 until one end of the locking unit 32 rolls into the limit groove 3111, thereby locking the partition plate 21; when it is necessary to rotate the partition plate 21, the worker pulls the locking unit 32 out of the limit groove 3111, thereby releasing the locked state of the partition plate 21. The stopper 31 has guiding function on the locking unit 32 and can limit the locking unit 32, so that the partition plate 21 is locked, the automatic locking function of the partition plate 21 is realized, and the turnover efficiency of the turnover device 100 in the dustproof area is effectively improved.

In an embodiment, the locking unit 32 includes a locking member 321 and an unlocking switch 322, the locking member 321 includes two installation seats 3211, a latch 3212 and a first elastic member 3213, the two installation seats 3211 are arranged on the partition board 21 at intervals, two ends of the latch 3212 are respectively slidably arranged in the two installation seats 3211, one end of the first elastic member 3213 is connected to one installation seat 3211, and the other end of the first elastic member 3213 is connected to the latch 3212; the unlocking switch 322 is disposed on the partition plate 21, an output end of the unlocking switch 322 is connected with the latch 3212, and the unlocking switch 322 is used for driving the latch 3212 to separate from the limiting groove 3111. When unlocking the partition plate 21, an operator pulls the unlocking switch 322 in a direction away from the partition plate 21, the unlocking switch 322 drives the bolt 3212 to slide in a direction away from the limiting groove 3111 on the two mounting seats 3211, when the first elastic piece 3213 is connected to the mounting seat 3211 close to one side of the limiting groove 3111, the bolt 3212 stretches the first elastic piece 3213, when the first elastic piece 3213 is connected to the mounting seat 3211 away from one side of the limiting groove 3111, the bolt 3212 compresses the first elastic piece 3213, after the bolt 3212 is separated from the limiting groove 3111, the operator pushes the partition plate 21 to rotate until the bolt 3212 is far away from the limiting groove 3111, then releases the unlocking switch 322, and at the moment, the first elastic piece 3213 pushes the bolt 3212 to slide to an initial position along the two mounting seats 3211. Pulling unlock switch 322 alright make bolt 3212 break away from spacing groove 3111 thereby unblock partition panel 21, and thereby first elastic component 3213 can in time promote bolt 3212 to reset to carry out the locking next time, need not the staff and carries out manual reset, easy operation, convenient and fast has further improved the operating efficiency of dustproof region turnover device 100. The first elastic member 3213 may be a spring.

Wherein, one end of the latch 3212 near the limiting groove 3111 is provided with a roller 3214, and the latch 3212 is in rolling contact with the stop block 31 through the roller 3214. When the roller 3214 rolls along the guide inclined plane 3121, the first elastic member 3213 is compressed, and when the roller 3214 rolls into the limit groove 3111, the first elastic member 3213 pushes the latch 3212 to drive the roller 3214 to move towards the bottom wall of the limit groove 3111, the limit groove 3111 plays a limit role on the roller 3214, and the latch 3212 is in rolling contact with the stop block 31 through the roller 3214, so that friction between the latch 3212 and the guide inclined plane 3121 is reduced, and the locking process is smoother.

Further, the unlocking switch 322 includes a fixing frame 3221, an unlocking handle 3222, a second elastic member 3223 and a transmission assembly 3224, the fixing frame 3221 is mounted on the partition board 21, the unlocking handle 3222 is slidably disposed on the fixing frame 3221, the second elastic member 3223 is abutted between the unlocking handle 3222 and the fixing frame 3221, the transmission assembly 3224 is connected between the unlocking handle 3222 and the latch 3212, and the unlocking handle 3222 slides relative to the fixing frame 3221 to drive the latch 3212 to disengage from the limiting groove 3111 through the transmission assembly 3224. The fixing frame 3221 includes a sliding rod and a holding rod, one end of the sliding rod is installed on the partition board 21, the other end of the sliding rod is connected with the holding rod, the holding rod is arranged at right angles to the sliding rod, the unlocking handle 3222 is arranged on the sliding rod in a sliding manner, and the second elastic piece 3223 is abutted between the unlocking handle 3222 and the holding rod. When the partition board is unlocked, an operator holds the unlocking handle 3222 and the holding rod by one hand at the same time and pulls the unlocking handle 3222 to move towards the direction of the holding rod, meanwhile, the unlocking handle 3222 compresses the second elastic piece 3223, and the unlocking handle 3222 drives the bolt 3212 to be far away from the limiting groove 3111 through the transmission assembly 3224, so that the partition board 21 is unlocked; after unlocking, the partition plate 21 is pushed to rotate and then the unlocking switch 322 and the holding rod are released, and at this time, the second elastic member 3223 pushes the unlocking handle 3222 to slide along the sliding rod in a direction away from the holding rod to an initial position. The operator can unlock the partition plate 21 by operating the unlocking switch 322 with one hand, and the second elastic piece 3223 can drive the unlocking handle 3222 to reset automatically, so that the operation is simple, and the operation difficulty of the operator is reduced.

Further, the transmission assembly 3224 includes a fixed pulley 3224a and a pull cable 3224b, the fixed pulley 3224a is mounted on the partition board 21, the pull cable 3224b is wound around the periphery of the fixed pulley 3224a, one end of the pull cable 3224b is connected with the unlocking handle 3222, and the other end of the pull cable 3224b is connected with the latch 3212. In the unlocking process, the unlocking handle 3222 drives one end of the stay cable 3224b to move along the sliding rod towards the direction close to the holding rod, the stay cable 3224b is wound on the periphery of the fixed pulley 3224a, and the fixed pulley 3224a changes the pulling force direction on the stay cable 3224b, so that the stay cable 3224b drives the bolt 3212 to be far away from the limiting groove 3111, and the partition board 21 is unlocked. The transmission assembly 3224 plays an important transmission role between the unlocking handle 3222 and the latch 3212, thereby realizing the unlocking function of the locking unit 32.

In addition, the rotation mechanism 20 further includes a plurality of horizontally disposed mounting rods 23, the plurality of mounting rods 23 being disposed on opposite sides of the partition plate 21, and the locking unit 32 and the support bracket 22 being mounted on the mounting rods 23. The top and the bottom of partition panel 21 all are equipped with mounting rod 23, can prevent that the dust from getting into dustproof region from the gap at the top or the bottom of partition panel 21, and a plurality of mounting rods 23 set up on partition panel 21 along the horizontal direction interval, not only are favorable to keeping balance at partition panel 21 rotation in-process, be convenient for again install locking unit 32 and support bracket 22.

In one embodiment, the rotation mechanism 20 further includes a reinforcing bar 24, the reinforcing bar 24 being connected between the support bracket 22 and the mounting bar 23 below the support bracket 22. A reinforcing bar 24 is provided between the support bracket 22 and the mounting bar 23 below the support bracket 22, which ensures the structural stability of the support bracket 22 and increases the load-bearing capacity of the support bracket 22. The support bracket 22 is also provided with a positioning piece which is used for positioning the workpiece so as to ensure that the workpiece is placed at a correct supporting position, and one end of the support bracket 22 away from the partition plate 21 is also provided with a stop piece which prevents the workpiece from shifting or falling when the partition plate 21 rotates.

Specifically, the rotation mechanism 20 further includes a rotation shaft 25 and two bearing seats 26, the rotation shaft 25 is embedded in the partition plate 21, the two bearings are respectively disposed at the centers of the top wall and the bottom wall of the passage opening 11, two ends of the rotation shaft 25 respectively extend into the two bearings, and two ends of the rotation shaft 25 are respectively connected with the two bearings in a rotation manner. The pivot 25 can be fixed to two bearing frames 26 for partition panel 21 can be connected through pivot 25 and the rotation of mounting frame 10, simultaneously, the bearing axle can effectively reduce the coefficient of friction of pivot 25 rotation process, thereby guarantees rotary mechanism 20's structural stability, has increased dustproof regional turnover device 100's life.

In a preferred embodiment, the partition panel 21 is a resistant sheet material. The endurance plate is processed by high-performance engineering plastic polycarbonate or polycarbonate, has the characteristics of high transparency, light weight, impact resistance, sound insulation, heat insulation, flame resistance, ageing resistance and the like, and is a high-tech, extremely excellent in comprehensive performance, energy-saving and environment-friendly plastic plate. The partition plate 21 is made of a endurance plate, so that the operation conditions inside and outside a dustproof area can be observed, and the dustproof plate has sound insulation and dustproof effects and is long in service life.

The foregoing description is only of the preferred embodiments of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structural changes made by the description of the present utility model and the accompanying drawings or direct/indirect application in other related technical fields are included in the scope of the utility model.

Claims (10)

1. Dustproof regional turnover device installs in dustproof regional access & exit, its characterized in that, dustproof regional turnover device includes:

the installation frame is installed at the entrance and exit of the dustproof area and is provided with a passage opening;

the rotating mechanism comprises a partition plate and two support brackets, the partition plate is arranged in the passage opening, the upper end and the lower end of the partition plate are respectively connected to the mounting frame in a rotating mode, the two support brackets are oppositely arranged on two sides of the partition plate, and the support brackets are used for supporting workpieces;

the locking mechanism comprises a stop block and two locking units, the stop block is connected with the installation frame, the stop block is located on one side, away from the dustproof area, of the partition board, the two locking units are respectively arranged on two opposite sides of the partition board, and any locking unit is matched with the stop block to lock the partition board.

2. The dustproof area turnover device of claim 1, wherein one side of the mounting frame, which is close to the passage opening, is provided with a vertical mounting surface, the stop block comprises a limiting section and a guiding section which are connected, the limiting section is provided with a limiting groove, the limiting groove is used for the locking unit to be clamped in, one side of the guiding section, which is away from the vertical mounting surface, is provided with a guiding inclined surface, one end of the guiding inclined surface is in smooth transition with the edge of the limiting groove, and the other end of the guiding inclined surface is in smooth transition with the vertical mounting surface.

3. The dustproof area turnover device according to claim 2, wherein the locking unit comprises a locking piece and an unlocking switch, the locking piece comprises two installation seats, a bolt and a first elastic piece, the two installation seats are arranged on the partition board at intervals, two ends of the bolt are respectively arranged in the two installation seats in a sliding mode, one end of the first elastic piece is connected to one installation seat, and the other end of the first elastic piece is connected to the bolt; the unlocking switch is arranged on the partition plate, the output end of the unlocking switch is connected with the bolt, and the unlocking switch is used for driving the bolt to be separated from the limit groove.

4. A dust-proof area turnover device as set forth in claim 3, wherein a roller is provided at one end of said latch adjacent to said limit groove, said latch being in rolling contact with said stopper via said roller.

5. The dust-proof area turnover device of claim 4, wherein the unlocking switch comprises a fixing frame, an unlocking handle, a second elastic piece and a transmission assembly, the fixing frame is mounted on the partition board, the unlocking handle is slidably arranged on the fixing frame, the second elastic piece is abutted between the unlocking handle and the fixing frame, the transmission assembly is connected between the unlocking handle and the plug pin, and the unlocking handle slides relative to the fixing frame to drive the plug pin to be separated from the limit groove through the transmission assembly.

6. The dust-proof area turnover device of claim 5, wherein the transmission assembly comprises a fixed pulley and a guy cable, the fixed pulley is installed on the partition plate, the guy cable is wound on the periphery of the fixed pulley, one end of the guy cable is connected with the unlocking handle, and the other end of the guy cable is connected with the bolt.

7. The dust-proof area turnover device of any one of claims 1 to 6, wherein said rotation mechanism further comprises a plurality of horizontally disposed mounting bars provided on opposite sides of said partition panel, said locking unit and said support bracket being mounted on said mounting bars.

8. The dust area turnover device of claim 7, wherein the rotation mechanism further comprises a reinforcing bar connected between the support bracket and the mounting bar below the support bracket.

9. The dust-proof area turnover device of any one of claims 1 to 6, wherein the rotating mechanism further comprises a rotating shaft and two bearing seats, the rotating shaft is embedded in the partition plate, the two bearings are respectively arranged at the centers of the top wall and the bottom wall of the passage opening, two ends of the rotating shaft respectively extend into the two bearings, and two ends of the rotating shaft are respectively connected with the two bearings in a rotating manner.

10. The dust-proof area turnover device of any one of claims 1 to 6, wherein the partition panel is a resistant sheet material.

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