Elevator shaft protection device

Abstract

The utility model discloses an elevator shaft protection device which comprises an elevator shaft opening. A guardrail is installed at the front end of an elevator shaft opening in a plugging mode, a connecting mechanism is installed on the back portion of the guardrail, the guardrail and the elevator shaft opening are connected through the connecting mechanism, the connecting mechanism can be matched with different elevator shaft openings to complete connection, the connecting mechanism is composed of two clamping assemblies and two adjusting assemblies, and the two clamping assemblies are distributed on the back portion of the guardrail in parallel. The two adjusting assemblies are symmetrically installed between the two clamping assemblies. The connecting mechanism and the elevator shaft opening are clamped and fixed, then the guardrail is assembled on the connecting mechanism, the whole installation is convenient and fast, the guardrail can be fixed without drilling and installing expansion screws and the like, the installation difficulty is reduced, meanwhile, the connecting mechanism can complete size adjustment, and the installation efficiency is improved. Therefore, the connecting mechanism can be quickly and adaptively assembled and clamped on elevator shaft mouths with different sizes, the adaptability is high, and the mounting workload of workers is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field related to elevator shafts, in particular to an elevator shaft protection device. Background Art

[0002] A vertical passage in a building that is used exclusively for elevators to travel up and down. Its cross-section is rectangular or square. Generally, one shaft is used by one elevator. In special circumstances, two or more elevators can share one shaft in parallel. Door openings are opened on the floor of each floor, and shaft doors can be installed. However, when the elevator shaft is under construction, guardrails need to be installed on the door openings on each floor to block the door openings for protection and avoid safety accidents where people fall.

[0003] At present, most of the guardrails in elevator shafts are fixed by drilling holes with manual handheld equipment and inserting expansion screws, which increases the difficulty of manual installation and requires the assistance of external equipment to complete the installation work. At the same time, the subsequent disassembly is time-consuming and laborious, and also causes damage to the wall. Utility Model Content

[0004] The purpose of the utility model is to provide an elevator shaft protection device to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an elevator shaft protection device, including an elevator shaft opening, a guardrail is installed at the front end of the elevator shaft opening to seal it, and a connecting mechanism is installed on the back of the guardrail. The connecting mechanism connects the guardrail to the elevator shaft opening, and the connecting mechanism can adapt to different elevator shaft openings to complete the connection, and the connecting mechanism consists of two clamping components and two adjusting components. The two clamping components are distributed in parallel on the back of the guardrail, and the two adjusting components are symmetrically installed between the two clamping components. The clamping component is used to connect to the elevator shaft opening.

[0006] As a further preferred embodiment of the present technical solution, the two clamping assemblies each include a telescopic sleeve with open design at both ends, and telescopic arms are slidably inserted through both ends of the telescopic sleeve. The telescopic action is completed by pulling and pulling the telescopic arms in the telescopic sleeve, and a fixing part is fixedly installed at one end of the two telescopic arms away from the telescopic sleeve, and the connection with the elevator shaft opening is completed through the fixing part.

[0007] As a further preferred embodiment of the present technical solution, a plurality of adjustment holes are evenly opened on the telescopic arm from left to right, and reinforcement bolts are slidably penetrated at both ends of the telescopic sleeve, and the two reinforcement bolts slide through the adjustment holes of the two telescopic arms respectively.

[0008] As a further preferred embodiment of the present technical solution, the two fixed parts both include an adjusting frame, which is detachably fixedly connected to one end of the telescopic arm, a threaded rod is rotatably installed in the adjusting frame, a threaded block is slidably installed in the adjusting frame, the threaded block is sleeved on the outside of the threaded rod by threaded engagement, a handle is rotatably installed on the adjusting frame near one end of the telescopic arm, the handle is transmission-connected to the threaded rod, a No. 1 splint is fixedly installed on the top of one side of the adjusting frame, a No. 2 splint is slidably installed on the bottom of one side of the adjusting frame, and the No. 2 splint is detachably fixedly connected to the threaded block.

[0009] As a further preferred embodiment of the present technical solution, the No. 1 clamping plate and the No. 2 clamping plate are arranged in parallel, and the clamping action with the elevator shaft opening is completed by the No. 1 clamping plate and the No. 2 clamping plate.

[0010] As a further preferred embodiment of the present technical solution, multiple connecting seats are detachably installed on the top of the telescopic sleeve, and threaded through holes are drilled through the multiple connecting seats. Connecting screws are installed on the threaded through holes by threaded engagement. A baffle is provided on the outside of the connecting screw, and a through hole matching the connecting screw is drilled through the guardrail. Multiple connecting screws pass through the through holes and are screwed into the threaded through holes accordingly, and the baffle is located at the front end of the guardrail. The guardrail is connected to the connecting mechanism through the cooperation of the baffle, the connecting screw and the connecting seat.

[0011] As a further preferred embodiment of the present technical solution, the two adjustment components each include a threaded sleeve rotatably mounted on one of the telescopic sleeves, a telescopic screw is threadedly inserted into the threaded sleeve, the top of the telescopic screw is detachably fixedly connected to the other telescopic sleeve, and the distance between the two telescopic sleeves is adjusted by the cooperation of the threaded sleeve and the telescopic screw.

[0012] The utility model provides an elevator shaft protection device, which has the following beneficial effects:

[0013] The utility model is provided with a connecting mechanism. First, the telescopic arm is pulled and pulled according to the width of the elevator shaft opening, so that the telescopic arm is telescoped in the telescopic sleeve to complete the length adjustment. After the adjustment is completed, the reinforcing bolts are correspondingly passed through the adjustment holes of the telescopic arm, so that the connecting mechanism can be quickly adapted to elevator shaft openings of different widths for use. Then, the handle is correspondingly rotated to complete the active adjustment of the distance between the No. 1 clamping plate and the No. 2 clamping plate, so that the No. 1 clamping plate and the No. 2 clamping plate are driven to be clamped and fixed to the elevator shaft opening. Then, the guardrail and the telescopic sleeve of the connecting mechanism are brought close to each other, and then a plurality of connecting screws carrying baffles are passed through the through holes reserved on the guardrail. Then, the connecting screws are correspondingly screwed into the threaded through holes to complete the fixation, so that the guardrail and the telescopic sleeve are quickly connected. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0015] Figure 2 This is a schematic diagram of the connection mechanism of the utility model being separated from the elevator shaft;

[0016] Figure 3 This is a schematic diagram of the connection mechanism and guardrail separation of the utility model;

[0017] Figure 4 It is a schematic diagram of the connection mechanism of the utility model;

[0018] Figure 5 This is a schematic diagram of the structure of the clamping assembly of the utility model;

[0019] Figure 6 It is a schematic diagram of the structure of the regulating component of the utility model.

[0020] In the figure: 1. Elevator shaft; 2. Guardrail; 3. Clamping assembly; 301. Telescopic sleeve; 302. Telescopic arm; 303. Adjustment hole; 304. Reinforcement bolt; 4. Adjustment assembly; 401. Threaded sleeve; 402. Telescopic screw; 5. Adjustment frame; 6. Threaded rod; 7. Threaded block; 8. Handle; 9. No. 1 clamping plate; 10. No. 2 clamping plate; 11. Connecting seat; 12. Threaded through hole; 13. Connecting screw; 14. Baffle; 15. Through hole. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0022] The utility model provides a technical solution: Figure 1-Figure 4 As shown, in this embodiment, an elevator shaft protection device includes an elevator shaft opening 1, a guardrail 2 is installed at the front end of the elevator shaft opening 1, and a connecting mechanism is installed on the back of the guardrail 2. The connecting mechanism connects the guardrail 2 with the elevator shaft opening 1, and the connecting mechanism can adapt to different elevator shaft openings 1 to complete the connection, and the connecting mechanism is composed of two clamping components 3 and two adjusting components 4. The two clamping components 3 are distributed in parallel on the back of the guardrail 2, and the two adjusting components 4 are symmetrically installed between the two clamping components 3. The clamping component 3 is used to connect to the elevator shaft opening 1.

[0023] like Figure 5As shown, the two clamping components 3 each include a telescopic sleeve 301 with an open design at both ends, and telescopic arms 302 are slidably penetrated at both ends of the telescopic sleeve 301, and the telescopic action is completed by pulling the telescopic arms 302 in the telescopic sleeve 301, and a fixing part is fixedly installed at one end of the two telescopic arms 302 away from the telescopic sleeve 301, and the connection with the elevator shaft 1 is completed through the fixing part, and a plurality of adjustment holes 303 are evenly penetrated from left to right on the telescopic arm 302, and reinforcing bolts 304 are slidably penetrated at both ends of the telescopic sleeve 301, and the two reinforcing bolts 304 slide through the adjustment holes 303 of the two telescopic arms 302 respectively;

[0024] It is worth noting that when the connecting mechanism is connected to the elevator shaft opening 1: by providing a connecting mechanism, the telescopic arm 302 is first pulled out according to the width of the elevator shaft opening 1, so that the telescopic arm 302 is telescoped in the telescopic sleeve 301 to complete the length adjustment, and the fixed part on the telescopic arm 302 is driven to approach the elevator shaft opening 1. After the adjustment is completed, the reinforcing bolt 304 is passed through the adjustment hole 303 of the telescopic arm 302, and the telescopic arm 302 is fixed on the telescopic sleeve 301, so that the connecting mechanism can be quickly adapted to elevator shaft openings 1 of different widths for use, so that the telescopic arm 302 can be adjusted within the adjustable range of multiple adjustment holes 303, and then the handle 8 is turned accordingly to drive the screw The threaded rod 6 rotates, driving the second clamping plate 10 to follow the threaded block 7 to move in the adjustment frame 5, so that the distance between the first clamping plate 9 and the second clamping plate 10 is actively adjusted, and the first clamping plate 9 and the second clamping plate 10 are driven to be clamped and fixed to the elevator shaft 1, and then the guardrail 2 and the telescopic sleeve 301 of the connecting mechanism are brought close, and then a plurality of connecting screws 13 carrying baffles 14 are passed through the through holes 15 reserved on the guardrail 2, and then the connecting screws 13 are correspondingly screwed into the threaded through holes 12 to complete the fixation, so that the guardrail 2 and the telescopic sleeve 301 are quickly connected. When disassembling later, the connecting screws 13 can be rotated to make them and the threaded through holes 12 of the connecting seat 11 to complete the disassembly, which saves time and effort;

[0025] Wherein, the two fixed parts both include an adjusting frame 5, which is detachably fixedly connected to one end of the telescopic arm 302, a threaded rod 6 is rotatably installed in the adjusting frame 5, a threaded block 7 is slidably installed in the adjusting frame 5, and the threaded block 7 is sleeved on the outside of the threaded rod 6 by threaded engagement, a handle 8 is rotatably installed at one end of the adjusting frame 5 close to the telescopic arm 302, and the handle 8 is transmission-connected to the threaded rod 6, a No. 1 clamping plate 9 is fixedly installed on the top of one side of the adjusting frame 5, and a No. 2 clamping plate 10 is slidably installed on the bottom of one side of the adjusting frame 5, and the No. 2 clamping plate 10 is detachably fixedly connected to the threaded block 7, the No. 1 clamping plate 9 is parallel to the No. 2 clamping plate 10, and the clamping action with the elevator shaft 1 is completed by the No. 1 clamping plate 9 and the No. 2 clamping plate 10;

[0026] Among them, multiple connecting seats 11 are detachably installed on the top of the telescopic sleeve 301, and threaded through holes 12 are drilled through the multiple connecting seats 11. Connecting screws 13 are installed on the threaded through holes 12 by threaded engagement. A baffle 14 is sleeved on the outside of the connecting screw 13, and a through hole 15 that cooperates with the connecting screw 13 is drilled through the guardrail 2. Multiple connecting screws 13 pass through the through holes 15 and are screwed with the threaded through holes 12, and the baffle 14 is located at the front end of the guardrail 2. The guardrail 2 is connected to the connecting mechanism through the cooperation of the baffle 14, the connecting screw 13 and the connecting seat 11.

[0027] like Figure 6 As shown, the two adjustment components 4 each include a threaded sleeve 401 rotatably mounted on one of the telescopic sleeves 301, a telescopic screw 402 is threadedly screwed through the threaded sleeve 401, the top of the telescopic screw 402 is detachably fixedly connected to the other telescopic sleeve 301, and the distance between the two telescopic sleeves 301 is adjusted by the cooperation between the threaded sleeve 401 and the telescopic screw 402;

[0028] It is worth noting that when it is necessary to adjust the distance between the two telescopic sleeves 301: by providing an adjustment component 4, it is only necessary to rotate the threaded sleeve 401 accordingly to drive the telescopic screw 402 to telescope in the threaded sleeve 401 to complete the length adjustment, thereby completing the adjustment of the distance between the two clamping components 3, so that the two clamping components 3 can be freely adjusted and clamped at different positions of the elevator shaft 1, enriching the installation method and facilitating the adjustment and use by the staff.

[0029] The utility model provides an elevator shaft protection device, and the specific working principle is as follows: first, the guardrail 2 is placed close to the elevator shaft opening 1, and then the connecting mechanism and the elevator shaft opening 1 are clamped and fixed, and then the guardrail 2 is assembled on the connecting mechanism. The overall installation is convenient and quick, and there is no need to drill holes to install expansion screws to fix the guardrail 2, which reduces the difficulty of installation. At the same time, the connecting mechanism can complete the size adjustment, so that the connecting mechanism can be quickly adapted to be clamped on elevator shaft openings 1 of different sizes, has strong adaptability, and reduces the installation workload of the staff.

[0030] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An elevator shaft protection device, applied to an elevator shaft opening (1), characterized in that: include: A guardrail (2) is installed at the front end of the elevator shaft opening (1) to block the guardrail, and a connecting mechanism is installed at the back of the guardrail (2). The connecting mechanism connects the guardrail (2) to the elevator shaft opening (1), and the connecting mechanism can be adapted to different elevator shaft openings (1) to complete the connection. The connecting mechanism is composed of two clamping components (3) and two adjustment components (4). The two clamping components (3) are distributed in parallel at the back of the guardrail (2), and the two adjustment components (4) are symmetrically installed between the two clamping components (3). The clamping component (3) is used to connect to the elevator shaft opening (1); The two clamping assemblies (3) each include a telescopic sleeve (301) with both ends being open, and telescopic arms (302) are slidably inserted through both ends of the telescopic sleeve (301), and the telescopic action is completed by pulling the telescopic arms (302) in the telescopic sleeve (301), and a fixing portion is fixedly installed at one end of the two telescopic arms (302) away from the telescopic sleeve (301), and is connected to the elevator shaft (1) through the fixing portion; The two adjustment assemblies (4) each comprise a threaded sleeve (401) rotatably mounted on one of the telescopic sleeves (301), a telescopic screw rod (402) being threadedly screwed into the threaded sleeve (401), the top of the telescopic screw rod (402) being detachably fixedly connected to the other telescopic sleeve (301), and the distance between the two telescopic sleeves (301) can be adjusted by the cooperation between the threaded sleeve (401) and the telescopic screw rod (402).

2. An elevator shaft protection device according to claim 1, characterized in that: The telescopic arm (302) is evenly penetrated with a plurality of adjustment holes (303) from left to right, and reinforcement bolts (304) are slidably penetrated at both ends of the telescopic sleeve (301), and the two reinforcement bolts (304) slide through the adjustment holes (303) of the two telescopic arms (302) respectively.

3. An elevator shaft protection device according to claim 2, characterized in that: The two fixed parts both comprise an adjustment frame (5), the adjustment frame (5) being detachably fixedly connected to one end of the telescopic arm (302), a threaded rod (6) being rotatably mounted in the adjustment frame (5), a threaded block (7) being slidably mounted in the adjustment frame (5), the threaded block (7) being sleeved on the outside of the threaded rod (6) by means of a threaded screw, a handle (8) being rotatably mounted at one end of the adjustment frame (5) close to the telescopic arm (302), the handle (8) being transmission-connected to the threaded rod (6), a first clamping plate (9) being fixedly mounted on the top of one side of the adjustment frame (5), a second clamping plate (10) being slidably mounted on the bottom of one side of the adjustment frame (5), the second clamping plate (10) being detachably fixedly connected to the threaded block (7).

4. An elevator shaft protection device according to claim 3, characterized in that: The first clamping plate (9) and the second clamping plate (10) are arranged in parallel, and the clamping action with the elevator shaft opening (1) is completed by the first clamping plate (9) and the second clamping plate (10).

5. An elevator shaft protection device according to claim 4, characterized in that: A plurality of connection seats (11) are detachably mounted on the top of the telescopic sleeve (301), and threaded through holes (12) are formed through the plurality of connection seats (11). A connection screw (13) is mounted on the threaded through hole (12) by screwing, and a baffle (14) is sleeved on the outside of the connection screw (13). A through hole (15) matching with the connection screw (13) is formed through the guardrail (2), and the plurality of connection screws (13) pass through the through holes (15) and are screwed with the threaded through holes (12), and the baffle (14) is located at the front end of the guardrail (2). The guardrail (2) is connected to the connection mechanism by the cooperation of the baffle (14), the connection screw (13) and the connection seat (11).

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