Temporary dustproof shielding device

Abstract

The invention relates to the technical field of protective equipment, and discloses a temporary dustproof shielding device which comprises a base, a connecting port formed in the base, a protective assembly, a protective cover arranged above the base and used for dustproof shielding and a winding shaft used for winding the protective cover, one end of the protective cover is fixed to the top side of the base, and the other end of the protective cover is fixed to the bottom side of the base. The other end of the protective cover is fixedly wound outside the winding shaft; the supporting assembly is used for supporting the winding shaft and comprises mounting blocks arranged at the two ends of the winding shaft, first supporting blocks arranged on the mounting blocks, mounting grooves formed in the first supporting blocks and second supporting blocks inserted into the mounting grooves in a sliding mode. Dustproof shielding operation can be conducted on a protected object, the unfolding length of the protective cover can be adjusted according to the height of the protected object, the protection range is wide, the device can be folded and stored conveniently, simply and conveniently, and therefore a user can move the device conveniently.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of protective equipment, in particular to a temporary dust shielding device. BACKGROUND

[0002] In many industrial production, construction engineering and daily home decoration scenes, temporary dust shielding devices play a key role, which can block the spread of dust and debris, and protect the surrounding environment and equipment.

[0003] A patent document with application number CN2018218488738 and publication date 2019-06-28 discloses an irregular dust cover. The cover surface is provided with a reinforcing hole cavity. The cover surface is provided with a top sealing cover. The cover surface is connected with the sealing cover through a zipper to form a circular table type structure when in use. The side of the cover surface forms a splicing joint when in use. The splicing joint is spliced through a zipper. The cover surface is equipped with a reinforcing rod. One end of the reinforcing rod is provided with a fixed protrusion. The other end of the reinforcing rod is provided with a fixed groove. The cover surface and the reinforcing rod together form the entire dust cover. The cover surface is assembled to form a circular table to realize the protection function. After use, it can be disassembled and folded for storage. The circular table shape can prevent the dust cover from directly contacting the protected equipment, reducing the contamination of the dust cover. The reinforcing rod can enhance the stability of the dust cover.

[0004] Although the dust shielding device can perform protection work, it is difficult to adaptively adjust the protection range of the dust cover according to the protection needs of the user in the application process, and the use is not convenient. Therefore, we propose a temporary dust shielding device. SUMMARY

[0005] The purpose of the present application is to solve the above problems and provide a temporary dust shielding device.

[0006] In order to solve the above technical problems, the present application adopts the following technical scheme: The present application adopts the following technical scheme: a temporary dust shielding device, comprising a base, a connecting port opened on the base, a protection assembly, comprising a protection cover arranged above the base for dust shielding and a winding shaft for winding the protection cover, one end of the protection cover is fixed to the top side of the base, the other end of the protection cover is fixed and wound outside the winding shaft, the protection cover can be used for dust shielding operation on the protected object, and the winding shaft can be used for winding or unwinding the protection cover; A support assembly is used to support the winding shaft, comprising a mounting block arranged at both ends of the winding shaft, a support block one arranged on the mounting block, an installation slot opened on the support block one, and a support block two slidingly inserted into the installation slot, the top side of the base is provided with a slot groove slidingly matched with the adjacent support block two, and the support assembly can support the winding shaft.

[0007] As a further improvement of the above-mentioned scheme, the protective cover is a flexible cover body, the opening of the protective cover is larger than the connecting port, and the connecting port is located inside the opening of the protective cover. Through the protective cover with the opening larger than the connecting port, the protected object inside the connecting port can be effectively protected.

[0008] As a further improvement of the above-mentioned scheme, the mounting block at one end of the winding shaft is rotatably connected to the one end of the winding shaft, the mounting block at the other end of the winding shaft is movably sleeved outside the other end of the winding shaft, and the other end of the winding shaft is fixed with a poking block for rotating the winding shaft. Through the rotation of the poking block, the user can conveniently rotate the winding shaft.

[0009] As a further improvement of the above-mentioned scheme, the mounting block is provided with a connecting piece for connecting the first supporting block, the connecting piece comprises a fixed block fixed on the mounting block and a threaded column slidingly sleeved on the mounting block, one end of the threaded column is fixed on the first supporting block, the other end of the threaded column is threadedly sleeved with a nut abutting against the first supporting block, the bottom of the mounting block is further provided with an accommodating groove, a clamping block is slidingly inserted into the inside of the accommodating groove, and the two ends of the base are provided with clamping grooves slidingly matched with the clamping block. Through the operation of the connecting piece, the user can conveniently adjust the corresponding angles of the first supporting block and the second supporting block, and the device in the folded state can be fixed.

[0010] As a further improvement of the above-mentioned scheme, the clamping block inside the accommodating groove is provided with a loading groove, a plurality of connecting springs with the other end fixed on the inner wall of the end of the accommodating groove are fixed on the inner wall of the end of the accommodating groove for resetting displacement of the clamping block for displacement. Through the connecting spring, the clamping block for displacement can be reset.

[0011] As a further improvement of the above-mentioned scheme, the one end of the first supporting block away from the mounting block is threadedly connected with a second bolt, and the second supporting block is provided with a plurality of second threaded grooves threadedly matched with the adjacent second bolts for fixing the corresponding positions of the second supporting block. Through the operation of the above components, the corresponding positions of the second supporting block can be fixed.

[0012] As a further improvement of the above-mentioned scheme, the second supporting block is a rectangular block, and the length of the second supporting block is greater than the depth of the mounting groove. Through the second supporting block with the length greater than the depth of the mounting groove, the second supporting block can be prevented from completely entering the inside of the mounting groove.

[0013] As a further improvement of the above-mentioned scheme, the fixed block is provided with a through hole, and the threaded column is slidingly sleeved in the inside of the through hole. Through the through hole, the threaded column can be rotated.

[0014] As a further improvement of the above-mentioned scheme, a bolt one is threadedly connected to the toggle block, a plurality of threaded grooves one for locking the winding shaft are formed in the mounting block close to the bolt one, and the winding shaft can be locked through cooperation of the bolt one and the threaded grooves one.

[0015] As a further improvement of the above-mentioned scheme, an annular groove is formed in the inner wall of the mounting block outside the winding shaft, and a sliding block fixed outside the winding shaft is slidably connected to the annular groove, and the mounting block can be limited outside the winding shaft through sliding cooperation of the annular groove and the sliding block.

[0016] Compared with the prior art, the present application has the following beneficial effects: 1、The dustproof shielding device can perform dustproof shielding operation on the protected object, thereby avoiding the long-time exposure of the protected object to the outside world and erosion by the dust and sundries in the outside world during the idle process, the length of the unfolded protective cover can be adjusted according to the height of the protected object, the protection range is wide, the support assembly of the device can be adaptively adjusted according to the protected object, the support assembly does not affect the protection of the protected object by the protective cover, the device can be conveniently and simply folded and stored, thereby facilitating the user to move the device.

[0017] 2、The protective cover can be wound during the movement of the device, thereby avoiding the full exposure of the protective cover to the outside world during the movement of the protective cover, avoiding damage to the protective cover, the device in the folded state can be locked, thereby avoiding loosening and collision of the device during the movement of the device, avoiding damage to the device, and facilitating the use. BRIEF DESCRIPTION OF DRAWINGS

[0018] The drawings accompanying the specification of the present application form a part thereof, serve to provide further understanding of the present application, and together with the description of the exemplary embodiments of the present application and the explanation thereof serve to explain the present application, and do not constitute an improper limitation on the present application. In the drawings: Figure 1 is a schematic view of a temporary dustproof shielding device; Figure 2 is a schematic view of a base in a temporary dustproof shielding device; Figure 3 is a schematic view of a deflection state of a support block one in a temporary dustproof shielding device; Figure 4 is a schematic view of a mounting block in a temporary dustproof shielding device; Figure 5 is a sectional view of a support block one in a temporary dustproof shielding device; Figure 6 is Figure 5 is an enlarged structural schematic view of A in the middle; Figure 7 is Figure 5An enlarged structural schematic view at B.

[0019] In the figure: 1, base; 2, winding shaft; 3, protective cover; 4, mounting block; 5, fixed block; 6, support block one; 7, threaded column; 8, nut; 9, mounting groove; 10, support block two; 11, bolt two; 12, threaded groove two; 13, push block; 14, bolt one; 15, threaded groove one; 16, containing groove; 17, clamping block; 18, loading groove; 19, connecting spring; 20, clamping groove; 21, connecting port; 22, insertion slot. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. The embodiments in the present application and the features in the embodiments can be combined with each other without conflict. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the present application.

[0021] Embodiment 1: In combination with Figure 1 , Figure 2 and Figure 3 , the temporary dustproof shielding device of the present embodiment comprises a base 1 and a connecting port 21 opened on the base 1, a protective assembly comprising a protective cover 3 arranged above the base 1 for dustproof shielding and a winding shaft 2 for winding the protective cover 3, one end of the protective cover 3 being fixed to the top side of the base 1, and the other end of the protective cover 3 being fixed and wound outside the winding shaft 2. A support assembly for supporting the winding shaft 2, comprising mounting blocks 4 arranged at both ends of the winding shaft 2, support blocks one 6 arranged on the mounting blocks 4, mounting grooves 9 opened on the support blocks one 6, and support blocks two 10 slidingly inserted into the mounting grooves 9, and insertion slots 22 opened at both ends of the top side of the base 1 and slidingly matched with the adjacent support blocks two 10.

[0022] The implementation principle of the temporary dustproof shielding device in the embodiment of the application is as follows: when the device needs to be used, the length of the protective cover 3 unfolded according to the height of the protected object can be adjusted, the winding shaft 2 is rotated to drive the winding shaft 2 to wind or release the protective cover 3 wound outside the winding shaft 2, then the supporting block two 10 is pulled to drive the supporting block two 10 to slide out of or into the inside of the mounting groove 9, after the total length of the supporting block one 6 and the supporting block two 10 is adjusted, the end of the supporting block two 10 is inserted into the inside of the insertion slot 22, then the protected object is placed in the inside of the protective cover 3, at this time, the protective cover 3 can be used to carry out dustproof shielding work on the protected object, and when the height of the protected object is low during use of the device, the protection mode needs to be changed, and the supporting assembly is not needed to support the protective cover 3, the supporting block two 10 is pulled to drive the supporting block two 10 to slide into the inside of the mounting groove 9, after the displaced supporting block two 10 is separated from the inside of the insertion slot 22, the supporting block one 6 is pulled to drive the supporting block one 6 to rotate, when the supporting block one 6 is in a horizontal state, the protective cover 3 can be directly sleeved outside the protected object, when the device needs to be moved, the supporting block two 10 is pulled to drive the supporting block two 10 to slide into the inside of the mounting groove 9, after the displaced supporting block two 10 is separated from the inside of the insertion slot 22, the supporting block one 6 is pulled to drive the supporting block one 6 to rotate, when the supporting block one 6 is in a horizontal state, the winding shaft 2 is rotated to drive the winding shaft 2 to wind the protective cover 3 wound outside the winding shaft 2, at this time, the released protective cover 3 is stored, so that the user can move the device conveniently, and the protective cover 3 that is wound can avoid being damaged when the protective cover 3 is moved, and the protection performance is high.

[0023] The protective cover 3 is a flexible cover body, the opening of the protective cover 3 is larger than the connecting port 21, and the connecting port 21 is located in the inside of the opening of the protective cover 3, so that the protective cover 3 with the opening larger than the connecting port 21 can effectively protect the protected object in the inside of the connecting port 21.

[0024] The mounting block 4 located at one end of the winding shaft 2 is rotationally connected with one end of the winding shaft 2, the mounting block 4 located at the other end of the winding shaft 2 is movably sleeved outside the other end of the winding shaft 2, and the other end of the winding shaft 2 is fixed with a pushing block 13 for rotating the winding shaft 2, so that the user can conveniently rotate the winding shaft 2 by rotating the pushing block 13.

[0025] Embodiment 2: In combination Figure 4 , Figure 5 and Figure 6The further improvement of the embodiment is that the mounting block 4 is provided with a connecting piece for connecting the support block one 6, the connecting piece comprises a fixed block 5 fixed on the mounting block 4 and a threaded column 7 slidingly arranged on the mounting block 4, one end of the threaded column 7 is fixed on the support block one 6, the other end of the threaded column 7 is threadedly sleeved with a nut 8 abutting against the support block one 6, the bottom of the mounting block 4 is further provided with an accommodating groove 16, the accommodating groove 16 is slidingly inserted with a clamping block 17, the two ends of the base 1 are provided with clamping grooves 20 slidingly matched with the clamping block 17, when it is needed to adjust the angle of the support block one 6, the nut 8 is rotated to drive the nut 8 to displace, when the nut 8 is separated from the support block one 6, the support block one 6 can be pulled to drive the support block one 6 to deflect, when the user needs to move the device, the nut 8 is rotated to drive the nut 8 to displace, when the nut 8 is separated from the support block one 6, the support block two 10 is pulled to drive the support block two 10 to slide into the inside of the mounting groove 9, when the displaced support block two 10 is separated from the inside of the insertion groove 22, the support block one 6 is pulled to drive the support block one 6 to rotate, when the support block one 6 is in a horizontal state, the winding shaft 2 is rotated to drive the winding shaft 2 to wind the protective cover 3 wound outside the winding shaft 2, then the clamping block 17 can be pulled to drive the clamping block 17 to displace, when the clamping block 17 is displaced to a suitable position, the bottom of the clamping block 17 can be aligned with the clamping groove 20, the clamping block 17 is pushed to drive the clamping block 17 to enter the corresponding clamping groove 20, at this time, the device is folded and fixed, so that the user can move the device conveniently.

[0026] The clamping block 17 located in the accommodating groove 16 is provided with a loading groove 18, the inner wall of the end of the loading groove 18 is fixed with a plurality of connecting springs 19, the other ends of the connecting springs 19 are fixed on the inner wall of the end of the accommodating groove 16 and are used for pulling the displaced clamping block 17 to reset displacement, through the connecting springs 19, the displaced clamping block 17 can be pulled to reset displacement.

[0027] Embodiment 3 In combination Figure 7 The further improvement of the embodiment is that the one end of the support block one 6 away from the mounting block 4 is threadedly connected with a bolt two 11, the support block two 10 is provided with a plurality of threaded grooves two 12 threadedly matched with the adjacent bolt two 11 and used for fixing the corresponding position of the support block two 10, after the bolt two 11 is rotated to drive the bolt two 11 to separate from the inside of the threaded groove two 12, the support block two 10 can be pulled to drive the support block two 10 to displace in the inside of the mounting groove 9, after the position of the support block two 10 is adjusted, the bolt two 11 is rotated to drive the bolt two 11 to enter the inside of the corresponding threaded groove two 12, at this time, the corresponding position of the support block two 10 in the inside of the mounting groove 9 is fixed.

[0028] The support block two 10 is a rectangular block, and the length of the support block two 10 is greater than the depth of the mounting groove 9. By the support block two 10 with the length greater than the depth of the mounting groove 9, the support block two 10 can be prevented from entering the inside of the mounting groove 9 completely.

[0029] The fixing block 5 is provided with a through hole, and the threaded column 7 is slidably arranged in the through hole. By the through hole, the threaded column 7 can be rotated.

[0030] The knob 13 is threadedly connected with a bolt one 14. The mounting block 4 close to the bolt one 14 is provided with a plurality of threaded grooves one 15 threadedly matched with the bolt one 14 and used for locking the winding shaft 2. By the cooperation of the bolt one 14 and the threaded grooves one 15, the winding shaft 2 can be locked. When the winding shaft 2 needs to be rotated, the bolt one 14 is rotated to drive the bolt one 14 to be separated from the inside of the threaded grooves one 15. At this time, the knob 13 can be rotated to drive the winding shaft 2 to be rotated.

[0031] The movable sleeve is arranged in the mounting block 4. The inner wall of the mounting block 4 is provided with an annular groove. The inside of the annular groove is slidably connected with a sliding block fixed to the outside of the winding shaft 2. By the sliding cooperation of the annular groove and the sliding block, the mounting block 4 can be limited to the outside of the winding shaft 2.

[0032] It is apparent for those skilled in the art that the present application is not limited to the details of the above-exemplified embodiments but can be implemented in other embodiments without departing from the spirit or essential characteristics of the application. The embodiments are, therefore, to be considered in all respects as illustrative and not restrictive and the scope of the application is indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Claims

1. A temporary dust shielding device, comprising a base (1) and a connection port (21) provided on the base (1), characterized in that: A protective assembly comprising a protective cover (3) disposed above a base (1) for dust protection and a reel (2) for reeling the protective cover (3), wherein one end of the protective cover (3) is fixed to the top side of the base (1), and the other end of the protective cover (3) is fixedly wound around the outside of the reel (2); A support assembly for supporting a reel (2), comprising mounting blocks (4) arranged at both ends of the reel (2), a support block (6) arranged on the mounting blocks (4), a mounting groove (9) provided on the support block (6), and a support block (10) slidably inserted into the mounting groove (9), wherein slots (22) for slidingly cooperating with the adjacent support block (10) are provided at both ends of the top side of the base (1).

2. A temporary dust shielding device according to claim 1, characterized in that: The protective cover (3) is a flexible cover body, the opening of the protective cover (3) is larger than the connecting port (21), and the connecting port (21) is located inside the opening of the protective cover (3).

3. A temporary dust shielding device according to claim 1, characterized in that: The mounting block (4) located at one end of the reel (2) is rotatably connected to one end of the reel (2), and the mounting block (4) located at the other end of the reel (2) is movably sleeved on the outside of the other end of the reel (2). The other end of the reel (2) is fixed with a toggle block (13) for rotating the reel (2).

4. A temporary dust shielding device according to claim 1, characterized in that: The mounting block (4) is provided with a connecting piece for connecting to the supporting block (6), the connecting piece comprising a fixing block (5) fixed on the mounting block (4) and a threaded column (7) slidably penetrated on the mounting block (4), one end of the threaded column (7) is fixed on the supporting block (6), and the other end of the threaded column (7) is threadedly sleeved with a nut (8) abutting against the supporting block (6), and a receiving groove (16) is further provided at the bottom of the mounting block (4), a clamping block (17) is slidably inserted into the interior of the receiving groove (16), and a clamping groove (20) slidably engaged with the clamping block (17) is provided at both ends of the base (1).

5. A temporary dust shielding device according to claim 4, characterized in that: A loading slot (18) is provided in the clamping block (17) located inside the receiving slot (16), and a plurality of connecting springs (19) are fixed to the inner wall of the end of the loading slot (18), the other end of which is fixed to the inner wall of the end of the receiving slot (16) for pulling the displaced clamping block (17) to reset the displacement.

6. A temporary dust shielding device according to claim 3, characterized in that: The end of the support block 1 (6) away from the mounting block (4) is threadedly connected to the bolt 2 (11), and the support block 2 (10) is provided with a plurality of thread grooves 2 (12) that cooperate with the threads of adjacent bolts 2 (11) to fix the corresponding positions of the support block 2 (10).

7. A temporary dust shielding device according to claim 1, characterized in that: The second support block (10) is a rectangular block, and the length of the second support block (10) is greater than the depth of the mounting groove (9).

8. A temporary dust shielding device according to claim 4, characterized in that: The fixing block (5) is provided with a through hole, and the threaded column (7) is slidably arranged inside the through hole.

9. A temporary dust shielding device as claimed in claim 3, characterized in that: The toggle block (13) is threadedly connected to a bolt (14), and the mounting block (4) close to the bolt (14) is provided with a plurality of thread grooves (15) that cooperate with the threads of the bolt (14) for locking the reel (2).

10. A temporary dust shielding device according to claim 1, characterized in that: An annular groove is provided on the inner wall of the mounting block (4) that is movably sleeved on the outside of the reeling shaft (2), and a sliding block fixed on the outside of the reeling shaft (2) is slidably connected inside the annular groove.

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