Telescopic elevator shaft protection platform device

Abstract

The utility model relates to the technical field of elevator shaft equipment, in particular to a telescopic elevator shaft protection platform device which comprises a platform piece, the outer wall of the platform piece is fixedly connected with the outer wall of a supporting piece through bolts, and the inner bottom wall of the platform piece is in sliding connection with the bottom of a rear telescopic piece. A rotating disc is rotated to drive a rotating shaft and a gear at the bottom of the rotating shaft to rotate, when the gear rotates, a rack is driven to do horizontal linear motion, then a rear telescopic plate is pushed to move in a first working cavity and extends out of the first working cavity, a locking block is rotated on a fixing shaft to be separated from a locking groove, and a side telescopic plate is driven to move by moving the locking block; and after the protective platform moves to the required position, a locking block is rotated to enter a locking groove to be fixed, the side telescopic plates are prevented from shifting when a worker uses the protective platform, the rear telescopic plate and the side telescopic plates are freely adjusted, the size of the protective platform is matched with that of the elevator shaft, and the safety of the protective platform is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of elevator shaft equipment, in particular to a telescopic elevator shaft protection platform device. Background Art

[0002] Elevators are an important feature of modern buildings, especially for buildings with taller floors. When building elevators, it is generally necessary to use an elevator shaft protection platform. The protection platform has two main functions: one is to serve as a construction operation platform for workers, and the other is to serve as a safety protection function to prevent people from falling into an unrepaired elevator shaft.

[0003] Currently, the sizes of most elevator shaft protection platform devices on the market cannot be adjusted. When the size of the protection platform is smaller than the size of the elevator shaft, the gap between it and the inner wall of the elevator shaft will be larger, which will greatly reduce the safety and stability of the protection platform, causing inconvenience to people's use. Utility Model Content

[0004] The purpose of the present utility model is to provide a telescopic elevator shaft protection platform device to solve the problem that the size of the protection platform device proposed in the above background technology cannot be adjusted. In order to achieve the above purpose, the present utility model provides the following technical solutions: a telescopic elevator shaft protection platform device, including a platform member, the outer wall of the platform member is fixedly connected to the outer wall of the support member by bolts, the inner bottom wall of the platform member is slidably connected to the bottom of the rear telescopic member, the rear telescopic member is composed of a rear telescopic plate, two rear sliding blocks and a rack, and the two sides of the rear telescopic plate are respectively fixedly connected to one side of the two rear sliding blocks, the front side of the rear telescopic plate is fixedly connected to the back side of the rack, and the rear telescopic plate and the two rear sliding blocks are both arranged in the first working chamber.

[0005] The outer wall of the rear telescopic member is meshedly connected with the outer wall of the adjusting member, the adjusting member includes a rotating shaft, a gear, two engaging blocks and a rotating disk, and the outer wall of the bottom end of the rotating shaft is fixedly connected with the inner wall of the gear, the top of the rotating shaft is provided with two engaging grooves, and the inner walls of the two engaging grooves are respectively engaged with the outer walls of the two engaging blocks, the tops of the two engaging blocks are fixedly connected with the bottom of the rotating disk, the outer wall of the adjusting member is rotatably connected with the inner wall of the platform member, the inner wall of the platform member is engaged with the outer wall of the side telescopic member, and the side telescopic member is composed of a side telescopic plate, a side sliding block , a fixed plate, a fixed shaft and a locking block, and the number of the side telescopic plates, the fixed shaft and the locking block are two each, the number of the side sliding blocks and the fixed plates are four each, and one side telescopic plate, two side sliding blocks, two fixed plates, a fixed shaft and a locking block form a group, the front and rear sides of the two groups of side telescopic plates are each provided with a side sliding block, and the tops of the two groups of side telescopic plates are respectively fixedly connected to the bottoms of the two fixed plates, one side of the two groups of fixed plates are respectively fixedly connected to the two ends of the fixed shaft, and the outer walls of the two groups of fixed shafts are rotatably connected to the inner walls of the locking blocks.

[0006] Preferably, the platform member is composed of a support plate, a first fixed block, a second fixed block, a lifting ring and a tool box, and the number of the first fixed block, the second fixed block and the tool box are four, the number of the lifting rings is four, and the bottom of the support plate near the center is fixedly connected to the tops of the two first fixed blocks, the bottom of the support plate near the front side is fixedly connected to the tops of the second fixed blocks, and two lifting rings are provided on the tops of the support plate near both sides, and the top of the support plate near the rear side is fixedly connected to the bottoms of the two tool boxes, and the inner wall of the support plate near the bottom is provided with a first working cavity, the inner walls of the two sides of the support plate near the top are provided with second working cavities, and the inner wall at the center of the support plate is provided with a cylindrical groove, and the tops of both sides of the support plate are provided with locking grooves and sliding grooves.

[0007] Preferably, the support member includes a support rod, a cross rod and a reinforcing rod, and the number of the support rods and the reinforcing rods is two, the inner walls of the two support rods away from the two ends are respectively fixedly connected to the two ends of the cross rod, and the outer walls of the two support rods close to the bottom end are respectively fixedly connected to the outer walls of the bottom ends of the two reinforcing rods by bolts, threaded holes are provided on the front sides of the two support rods, and the outer walls of the two support rods close to the top are respectively fixedly connected to the inner walls of the two second fixing blocks by bolts, and the outer walls of the top ends of the two reinforcing rods are respectively fixedly connected to the outer walls of the two first fixing blocks by bolts.

[0008] Preferably, the bottoms of the two rear sliding blocks are slidably connected to the inner bottom wall of the support plate.

[0009] Preferably, the outer wall of the rotating shaft is rotatably connected to the inner wall of the cylindrical groove, and the outer wall of the gear is meshingly connected to the outer wall of the rack.

[0010] Preferably, the two groups of side telescopic plates and side sliding blocks are respectively arranged in the two second working chambers, the outer walls of each two fixed plates are slidably connected to the inner wall of one of the sliding grooves, and the outer walls of the two locking blocks are respectively snap-connected to the inner walls of the two locking grooves.

[0011] Compared with the prior art, the utility model has the following beneficial effects:

[0012] In the utility model, the rotating shaft and the gear at the bottom of the rotating disk are driven to rotate, and the gear rotates to drive the rack to perform horizontal linear motion, thereby pushing the rear telescopic plate to move in the first working chamber, and then extending the rear telescopic plate, and rotating the locking block on the fixed shaft to disengage from the locking groove, and the side telescopic plates are driven to move by moving the locking block. After moving to the required position, the locking block is rotated to make it enter the locking groove for fixation, thereby preventing the side telescopic plates from shifting when the staff uses the device, and the rear telescopic plate and the side telescopic plates can be freely adjusted to match the size of the protective platform with the elevator shaft, thereby improving the safety of the protective platform.

[0013] In the utility model, the platform can be easily lifted and moved to a designated position using a lifting device through a lifting ring, the threaded holes provided on the support rod can be fixed with other components or equipment through bolts, the support rod can be removed from the second fixed block by removing the bolts, and the reinforcing rod can also be removed from the support rod and the first fixed block through bolts, which facilitates the assembly and disassembly of the device by the staff. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0015] Figure 2 It is a cross-sectional view of the utility model;

[0016] Figure 3 It is an exploded view of the utility model;

[0017] Figure 4 It is an exploded view of the adjusting member in the utility model;

[0018] Figure 5 It is an exploded view of the middle side telescopic member of the utility model.

[0019] In the figure: 1. platform member; 101. support plate; 102. first fixed block; 103. second fixed block; 104. lifting ring; 105. tool box; 2. support member; 201. support rod; 202. cross bar; 203. reinforcing rod; 3. rear telescopic member; 301. rear telescopic plate; 302. rear sliding block; 303. rack; 4. adjusting member; 401. rotating shaft; 402. gear; 403. engaging block; 404. rotating disk; 5. side telescopic member; 501. side telescopic plate; 502. side sliding block; 503. fixed plate; 504. fixed shaft; 505. locking block. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technical personnel in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figures 1 to 5 The utility model provides a technical solution: a telescopic elevator shaft protection platform device, including a platform member 1, the outer wall of the platform member 1 is fixedly connected to the outer wall of the support member 2 by bolts, the inner bottom wall of the platform member 1 is slidably connected to the bottom of the rear telescopic member 3, the rear telescopic member 3 is composed of a rear telescopic plate 301, two rear sliding blocks 302 and a rack 303, and the two sides of the rear telescopic plate 301 are respectively fixedly connected to one side of the two rear sliding blocks 302, the front side of the rear telescopic plate 301 is fixedly connected to the back side of the rack 303, and the rear telescopic plate 301 and the two rear sliding blocks 302 are both arranged in the first working cavity.

[0022] The outer wall of the rear telescopic member 3 is meshedly connected with the outer wall of the adjusting member 4. The adjusting member 4 includes a rotating shaft 401, a gear 402, two engaging blocks 403 and a rotating disk 404. The outer wall of the bottom end of the rotating shaft 401 is fixedly connected with the inner wall of the gear 402. The top of the rotating shaft 401 is provided with two engaging grooves, and the inner walls of the two engaging grooves are respectively engaged with the outer walls of the two engaging blocks 403. The tops of the two engaging blocks 403 are fixedly connected with the bottom of the rotating disk 404. The outer wall of the adjusting member 4 is rotatably connected with the inner wall of the platform member 1. The inner wall of the platform member 1 is engaged with the outer wall of the side telescopic member 5. The side telescopic member 5 is composed of a side telescopic plate 501, a side sliding block 502, a fixed plate 503, a fixed shaft 50 4 and a locking block 505, and the number of the side telescopic plates 501, the fixed shaft 504 and the locking block 505 are all two, the number of the side sliding blocks 502 and the fixed plates 503 are all four, and one side telescopic plate 501, two side sliding blocks 502, two fixed plates 503, one fixed shaft 504 and a locking block 505 form a group, the front and rear sides of the two groups of side telescopic plates 501 are each provided with a side sliding block 502, and the tops of the two groups of side telescopic plates 501 are respectively fixedly connected to the bottoms of the two fixed plates 503, one side of the two groups of fixed plates 503 is respectively fixedly connected to the two ends of the fixed shaft 504, and the outer walls of the two groups of fixed shafts 504 are rotatably connected to the inner walls of the locking blocks 505.

[0023] In this embodiment, Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 As shown, the platform member 1 is composed of a support plate 101, a first fixed block 102, a second fixed block 103, a lifting ring 104 and a tool box 105, and the number of the first fixed block 102, the second fixed block 103 and the tool box 105 is four, the number of the lifting ring 104 is four, and the bottom of the support plate 101 near the center is fixedly connected to the top of the two first fixed blocks 102, the bottom of the support plate 101 near the front side is fixedly connected to the top of the second fixed block 103, and two lifting rings 104 are provided on the top of the support plate 101 near both sides. The top of the support plate 101 near the rear side is fixedly connected to the bottom of the two tool boxes 105, and the inner wall of the support plate 101 near the bottom is provided with a first working cavity, and the inner walls on both sides of the support plate 101 near the top are provided with second working cavities respectively, and the inner wall at the center of the support plate 101 is provided with a cylindrical groove, and the tops on both sides of the support plate 101 are provided with locking grooves and sliding grooves. Through the lifting ring 104, the platform can be easily lifted and moved to the designated position using lifting equipment. The tool box 105 is used to store tools, repair accessories and other items for the convenience of staff to take them at any time.

[0024] In this embodiment, Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 As shown, the support member 2 includes a support rod 201, a cross rod 202 and a reinforcing rod 203, and the number of the support rod 201 and the reinforcing rod 203 is two, the inner walls of the two support rods 201 away from the two ends are fixedly connected to the two ends of the cross rod 202, and the outer walls of the two support rods 201 close to the bottom are fixedly connected to the outer walls of the bottom ends of the two reinforcing rods 203 by bolts, the front sides of the two support rods 201 are provided with threaded holes, and the outer walls of the two support rods 201 close to the top are fixedly connected to the inner walls of the two second fixing blocks 103 by bolts, and the outer walls of the top ends of the two reinforcing rods 203 are fixedly connected to the outer walls of the two first fixing blocks 102 by bolts, the threaded holes provided in the support rods 201 can be fixed with other components or equipment by bolts, the support rod 201 can be removed from the second fixing block 103 by disassembling the bolts, and the reinforcing rod 203 can also be removed from the support rod 201 and the first fixing block 102 by bolts, which is convenient for the staff to assemble and disassemble the device.

[0025] In this embodiment, Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 As shown, the bottoms of the two rear sliding blocks 302 are slidably connected to the inner bottom wall of the support plate 101, and are transmitted through the rack 303 and other components to push the rear telescopic plate 301 to move in the first working chamber. The rear sliding blocks 302 not only guide the movement of the rear telescopic plate 301, but also prevent the rear telescopic plate 301 from falling off from the support plate 101.

[0026] In this embodiment, Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 As shown, the outer wall of the rotating shaft 401 is rotatably connected to the inner wall of the cylindrical groove, and the outer wall of the gear 402 is meshedly connected to the outer wall of the rack 303. When the rear side of the protective platform needs to be extended, the engaging block 403 at the bottom of the rotating disk 404 is engaged with the top of the rotating shaft 401. The rotating disk 404 is rotated to drive the rotating shaft 401 and the gear 402 at the bottom thereof to rotate. When the gear 402 rotates, it drives the rack 303 to perform horizontal linear motion, thereby pushing the rear telescopic plate 301 to move in the first working chamber.

[0027] In this embodiment, Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5As shown, two groups of side telescopic plates 501 and side sliding blocks 502 are respectively arranged in the two second working chambers, and the outer walls of each two fixed plates 503 are slidably connected to the inner wall of one of the sliding grooves, and the outer walls of the two locking blocks 505 are respectively engaged with the inner walls of the two locking grooves. When it is necessary to extend the two sides of the protective platform, the locking blocks 505 are rotated on the fixed shaft 504 to disengage from the locking grooves, and the side telescopic plates 501 are driven to move by moving the locking blocks 505. After moving to the required position, the locking blocks 505 are rotated to make them enter the locking grooves for fixation, thereby preventing the side telescopic plates 501 from shifting when the staff uses the device.

[0028] The use method and advantages of the utility model: When the telescopic elevator shaft protection platform device is working, the working process is as follows:

[0029] like Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 As shown, the rotating shaft 401 and the gear 402 at the bottom thereof are driven to rotate by rotating the rotating disk 404. When the gear 402 rotates, it drives the rack 303 to perform horizontal linear motion, thereby pushing the rear telescopic plate 301 to move in the first working chamber, thereby extending the rear telescopic plate 301, and rotating the locking block 505 on the fixed shaft 504 to disengage it from the locking groove. The side telescopic plate 501 is driven to move by moving the locking block 505. After moving to the required position, the locking block 505 is rotated to enter the locking groove for fixation, thereby preventing the side telescopic plate 501 from shifting when the staff uses the device. The rear telescopic plate 301 and the side telescopic plate 501 can be adjusted freely, so that the size of the protection platform matches the elevator shaft, thereby improving the safety of the protection platform. Through the lifting ring 104, the platform can be easily lifted and moved to the designated position using lifting equipment. The threaded holes set in the support rod 201 can be fixed to other components or equipment by bolts. The support rod 201 can be removed from the second fixed block 103 by removing the bolts. The reinforcing rod 203 can also be removed from the support rod 201 and the first fixed block 102 by bolts, which facilitates the assembly and disassembly of the device by the staff.

[0030] The above shows and describes the basic principle, main features and advantages of the utility model. Technical staff in this industry should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model will have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A telescopic elevator shaft protection platform device, comprising a platform member (1), characterized in that: The outer wall of the platform member (1) is fixedly connected to the outer wall of the support member (2) by means of bolts, the inner bottom wall of the platform member (1) is slidably connected to the bottom of the rear telescopic member (3), the rear telescopic member (3) is composed of a rear telescopic plate (301), two rear sliding blocks (302) and a rack (303), and the two sides of the rear telescopic plate (301) are respectively fixedly connected to one side of the two rear sliding blocks (302), the front side of the rear telescopic plate (301) is fixedly connected to the back side of the rack (303), and the rear telescopic plate (301) and the two rear sliding blocks (302) are both arranged in the first working chamber; The outer wall of the rear telescopic member (3) is meshedly connected with the outer wall of the adjusting member (4); the adjusting member (4) comprises a rotating shaft (401), a gear (402), two engaging blocks (403) and a rotating disk (404); the outer wall of the bottom end of the rotating shaft (401) is fixedly connected with the inner wall of the gear (402); the top of the rotating shaft (401) is provided with two engaging grooves; the inner walls of the two engaging grooves are respectively engaged with the outer walls of the two engaging blocks (403); the tops of the two engaging blocks (403) are fixedly connected with the bottom of the rotating disk (404); the outer wall of the adjusting member (4) is rotatably connected with the inner wall of the platform member (1); the inner wall of the platform member (1) is engaged with the outer wall of the side telescopic member (5); the side telescopic member (5) is composed of a side telescopic plate (501), a side sliding block (502), a fixed plate (503), The side telescopic plates (501), the fixed shaft (504) and the locking block (505) are each composed of two, the side sliding blocks (502) and the fixed plates (503) are each composed of four, and one side telescopic plate (501), two side sliding blocks (502), two fixed plates (503), one fixed shaft (504) and one locking block (505) form a group, and the front and rear sides of the two groups of side telescopic plates (501) are each provided with a side sliding block (502), and the tops of the two groups of side telescopic plates (501) are respectively fixedly connected to the bottoms of the two fixed plates (503), one side of the two groups of fixed plates (503) is respectively fixedly connected to the two ends of the fixed shaft (504), and the outer walls of the two groups of fixed shafts (504) are rotatably connected to the inner walls of the locking blocks (505).

2. A telescopic elevator shaft protection platform device according to claim 1, characterized in that: The platform member (1) is composed of a support plate (101), a first fixing block (102), a second fixing block (103), a lifting ring (104) and a tool box (105), wherein the number of the first fixing block (102), the second fixing block (103) and the tool box (105) is four, the number of the lifting ring (104) is four, and the bottom of the support plate (101) near the center is fixedly connected to the tops of the two first fixing blocks (102), and the bottom of the support plate (101) near the front is fixedly connected to the second fixing blocks (10 3), and two lifting rings (104) are respectively provided on the top of the support plate (101) near both sides, the top of the support plate (101) near the rear side is respectively fixedly connected to the bottoms of the two tool boxes (105), and a first working cavity is provided on the inner wall of the support plate (101) near the bottom, and second working cavities are respectively provided on the inner walls of the two sides of the support plate (101) near the top, and a cylindrical groove is provided on the inner wall at the center of the support plate (101), and locking grooves and sliding grooves are provided on the tops of both sides of the support plate (101).

3. A telescopic elevator shaft protection platform device according to claim 2, characterized in that: The support member (2) comprises a support rod (201), a cross rod (202) and a reinforcing rod (203), and the number of the support rod (201) and the number of the reinforcing rod (203) are both two, the inner walls of the two support rods (201) away from the two ends are respectively fixedly connected to the two ends of the cross rod (202), and the outer walls of the two support rods (201) close to the bottom ends are respectively fixedly connected to the outer walls of the bottom ends of the two reinforcing rods (203) by bolts, the front faces of the two support rods (201) are provided with threaded holes, and the outer walls of the two support rods (201) close to the top ends are respectively fixedly connected to the inner walls of the two second fixing blocks (103) by bolts, and the outer walls of the top ends of the two reinforcing rods (203) are respectively fixedly connected to the outer walls of the two first fixing blocks (102) by bolts.

4. A telescopic elevator shaft protection platform device according to claim 2, characterized in that: The bottoms of the two rear sliding blocks (302) are both slidably connected to the inner bottom wall of the support plate (101).

5. A telescopic elevator shaft protection platform device according to claim 4, characterized in that: The outer wall of the rotating shaft (401) is rotatably connected to the inner wall of the cylindrical groove, and the outer wall of the gear (402) is meshingly connected to the outer wall of the rack (303).

6. A telescopic elevator shaft protection platform device according to claim 5, characterized in that: The two groups of side telescopic plates (501) and side sliding blocks (502) are respectively arranged in the two second working chambers, the outer walls of each of the two fixed plates (503) are slidably connected to the inner wall of one of the sliding grooves, and the outer walls of the two locking blocks (505) are respectively engaged with the inner walls of the two locking grooves.

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