CN219622327U

CN219622327U - Building construction elevator well protective structure

Info

Publication number: CN219622327U
Application number: CN202320432751.5U
Authority: CN
Inventors: 蔡明�
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-03-09
Filing date: 2023-03-09
Publication date: 2023-09-01
Anticipated expiration: 2033-03-09

Abstract

The utility model belongs to the technical field of protective structures, in particular to a hoistway protective structure for building construction, which comprises a lower protective frame and an upper protective frame which are mutually connected in a pin manner, wherein a lower fixing device is arranged at the bottom of the lower protective frame, an upper fixing device is arranged at the top of the upper protective frame, the lower fixing device and the upper fixing device both comprise a first transmission chamber, a first bidirectional screw rod is arranged in the first transmission chamber, a first bevel gear on the outer side of the first bidirectional screw rod is meshed with a second bevel gear, the second bevel gear is connected with a first inner hexagon connector through a first rotating rod, a first sliding rod is arranged in the first transmission chamber in a sliding manner, the end part of the first sliding rod of the lower fixing device is connected with an adjustable fixing clamp in a sliding manner through a clamp sliding connector, and a fixing pressing plate is arranged at the end part of the first sliding rod of the upper fixing device.

Description

Building construction elevator well protective structure

Technical Field

The utility model belongs to the technical field of protective structures, and particularly relates to a hoistway protective structure for building construction elevators.

Background

The elevator shaft is a shaft for installing the elevator, and in the building construction process, because the installation of the elevator is relatively back in the construction step, before the elevator is installed, the elevator shaft is required to be sealed, the falling accident caused by the fact that personnel step on the elevator shaft is avoided, in the prior art, in order to save time, the shaft opening is shielded by adopting a simple wood plate, an anti-falling net and the like, the fixing mode is very weak, and the protection effect is poor.

Disclosure of Invention

In view of the above problems, an object of the present utility model is to: the utility model provides a construction elevator well protective structure is built in room, through the cooperation of arm lock and fixed clamp plate, can be with this device quick firm fixing between the both sides wall at well mouth, high lower part protection frame and upper portion protection frame after the cooperation is expanded effectively play the guard action to avoid personnel to take place the fall accident, when this device does not use, through folding design, made things convenient for the transportation and the depositing of this device, the used repeatedly of being convenient for this device.

In order to achieve the above object, the present utility model provides the following technical solutions: the utility model provides a construction elevator well protective structure is built in room, includes lower part protection frame and upper portion protection frame, the pin joint is between lower part protection frame and the upper portion protection frame, lower part fixing device is installed to the bottom of lower part protection frame, upper portion fixing device is installed at the top of upper portion protection frame, lower part fixing device and upper portion fixing device all include first drive chamber, the inside of first drive chamber is equipped with first two-way lead screw, first bevel gear has been cup jointed in the outside of first two-way lead screw, first bevel gear and second bevel gear meshing, the second bevel gear is connected with first dwang, first hexagon connector is installed to the tip of first bull stick, first slide bar and first two-way lead screw drive are connected to the inside slidable mounting of first drive chamber, the anchor clamps sliding connector is installed to the tip of lower part fixing device, the fixed clamp sliding connector is connected with adjustable fixed anchor clamps sliding, the lower part is equipped with the locking slide bar on the protection frame.

The beneficial effects of the utility model are as follows: through the cooperation of arm lock and fixed clamp plate, can be with this device quick firm fix between the both sides wall at well mouth, high lower part protection frame and upper portion protection frame after the cooperation is expanded effectively play the guard action to avoid personnel to take place the accident of falling, when this device does not use, through folding design, made things convenient for the transportation and the depositing of this device, the used repeatedly of being convenient for this device.

In order to make this device be applicable to the wall body of different thickness:

as a further improvement of the above technical scheme: the adjustable fixing clamp comprises a sliding rod, a sliding groove is formed in the sliding rod, a second transmission chamber is formed in the top of the sliding rod, a second bidirectional screw rod is mounted in the second transmission chamber, a third bevel gear is sleeved on the outer side of the second bidirectional screw rod and meshed with a fourth bevel gear, the fourth bevel gear is connected with a second rotating rod, the second rotating rod is connected with a second inner hexagonal connector, a second sliding rod is mounted in the second transmission chamber in a sliding mode, and a clamping arm is arranged at the end portion of the second sliding rod and in spiral transmission with the second bidirectional screw rod.

The beneficial effects of this improvement are: when the device is used, after the bolt is pulled out, the locking bolt is unscrewed, the sliding rod is rotated to enable the sliding rod to be horizontal, the sliding rod is slidably adjusted to enable the middle of the sliding rod to be aligned with the clamp sliding connector, the locking bolt can be screwed, the fixed clamping head is matched with the clamp sliding connector to clamp and fix the sliding rod, the lower fixing device below the lower protection frame is placed on the ground of a hoistway opening, according to the thickness of a wall body, the second inner hexagonal connector is rotated by a tool, the second inner hexagonal connector is utilized to drive the second rotating rod and the fourth bevel gear to rotate, the third bevel gear is driven to rotate together with the second bidirectional screw rod, the second sliding rod is driven to do back or opposite movement together with the clamping arms through spiral transmission between the second bidirectional screw rod and the second sliding rod, and the distance between the front clamping arm and the rear clamping arms is adjusted to enable the second sliding rod to adapt to the thickness of the wall body.

To secure the adjustable clamp when folded:

as a further improvement of the above technical scheme: the one end of slide bar is equipped with fixed lantern ring, be equipped with fixed mating hole on the lower part protection frame, be connected with the bolt through the chain on the lower part protection frame.

The beneficial effects of this improvement are: when the device is not used, the first inner hexagonal connector and the second inner hexagonal connector are rotated to enable the adjustable fixing clamp and the fixed pressing plate to be separated from the wall body, the sliding rod can be rotated after the locking bolt is unscrewed, the sliding rod is slid along the clamp sliding connector to enable the fixed lantern ring to be aligned with the fixed matching hole, and the bolt can be inserted into the fixed lantern ring and the fixed matching hole to fix the adjustable fixing clamp.

To fix the slide bar:

as a further improvement of the above technical scheme: the inside of the clamp sliding connector is inserted and provided with a fixed chuck, and a locking bolt is connected between the fixed chuck and the clamp sliding connector.

The beneficial effects of this improvement are: the clamp sliding connector and the fixed chuck are matched to clamp the sliding rod by screwing the locking bolt.

In order to promote the stability between fixed clamp plate and the wall body:

as a further improvement of the above technical scheme: and an anti-skid rubber pad is arranged on the fixed pressing plate.

The beneficial effects of this improvement are: the anti-skid rubber pad is used for improving the friction force between the fixed pressing plate and the wall body, so that the stability of fixation is improved.

None of the parts of the device are the same as or can be implemented using prior art.

Drawings

FIG. 1 is a schematic view of a right front axle construction of the present utility model;

FIG. 2 is a schematic view of the back structure of the present utility model;

FIG. 3 is an enlarged view of the structure of the portion A of the present utility model;

FIG. 4 is an enlarged schematic view of portion B of the present utility model;

FIG. 5 is a schematic view of the folded structure of the present utility model;

FIG. 6 is a schematic view of a partial front view of the present utility model;

FIG. 7 is a schematic illustration of an axial structure of an adjustable fixture of the present utility model;

in the figure: 1. a lower protective frame; 2. an upper protection frame; 3. a lower fixing device; 4. an upper fixing device; 5. a first transmission chamber; 6. a first bidirectional screw rod; 7. a first bevel gear; 8. a second bevel gear; 9. a first rotating lever; 10. a first inner hexagon connector; 11. a first slide bar; 12. the clamp slides the connector; 13. a fixed pressing plate; 14. an adjustable fixing clamp; 15. a slide bar; 16. a chute; 17. a second transmission chamber; 18. a second bidirectional screw rod; 19. a third bevel gear; 20. a fourth bevel gear; 21. a second rotating rod; 22. a second hexagon socket head; 23. a second slide bar; 24. a clamp arm; 25. a fixed collar; 26. fixing the matching hole; 27. a plug pin; 28. fixing a chuck; 29. a locking bolt; 30. an anti-slip rubber pad; 31. locking the screw hole.

Detailed Description

In order that those skilled in the art may better understand the technical solutions of the present utility model, the following detailed description of the present utility model with reference to the accompanying drawings is provided for exemplary and explanatory purposes only and should not be construed as limiting the scope of the present utility model.

As shown in fig. 1-7, a hoistway protecting structure for building construction elevator comprises a lower protecting frame 1 and an upper protecting frame 2, wherein the lower protecting frame 1 and the upper protecting frame 2 are in pin joint, a lower fixing device 3 is arranged at the bottom of the lower protecting frame 1, an upper fixing device 4 is arranged at the top of the upper protecting frame 2, the lower fixing device 3 and the upper fixing device 4 both comprise a first transmission chamber 5, a first bidirectional screw rod 6 is arranged in the first transmission chamber 5, a first bevel gear 7 is sleeved on the outer side of the first bidirectional screw rod 6, the first bevel gear 7 is meshed with a second bevel gear 8, the second bevel gear 8 is connected with a first rotating rod 9, a first inner hexagonal connector 10 is arranged at the end part of the first rotating rod 9, a first sliding rod 11 is arranged in the first transmission chamber 5 in a sliding manner, the first slide bar 11 is in screw transmission connection with the first bidirectional screw rod 6, the clamp sliding connector 12 is arranged at the end part of the first slide bar 11 of the lower fixing device 3, the fixed pressing plate 13 is arranged at the end part of the first slide bar 11 of the upper fixing device 4, the clamp sliding connector 12 is in sliding connection with the adjustable fixed clamp 14, the lower protecting frame 1 and the upper protecting frame 2 are all communicated with locking screw holes 31, the device can be quickly and firmly fixed between two side walls of a well mouth through the cooperation of the clamping arms 24 and the fixed pressing plate 13, the protection effect is effectively played, so that falling accidents of personnel can be avoided, when the device is not used, the device is convenient to transport and store through a foldable design, the device is convenient to reuse, the adjustable fixed clamp 14 comprises the sliding rod 15, the sliding rod 15 is provided with the sliding groove 16, the top of the sliding rod 15 is provided with a second transmission chamber 17, the inside of the second transmission chamber 17 is provided with a second bidirectional screw rod 18, the outer side of the second bidirectional screw rod 18 is sleeved with a third bevel gear 19, the third bevel gear 19 is meshed with a fourth bevel gear 20, the fourth bevel gear 20 is connected with a second rotating rod 21, the second rotating rod 21 is connected with a second inner hexagonal connector 22, the inside of the second transmission chamber 17 is provided with a second sliding rod 23 in a sliding manner, the end part of the second sliding rod 23 is provided with a clamping arm 24, the second sliding rod 23 is in spiral transmission connection with the second bidirectional screw rod 18, when the device is used, after the bolt 27 is pulled out, the locking bolt 29 is unscrewed, the sliding rod 15 is rotated to be horizontal, the sliding rod 15 is slidingly adjusted to the middle position of the sliding rod to be aligned with the clamp sliding connector 12, and the locking bolt 29 can be screwed, the fixed clamping head 28 and the clamp sliding connector 12 are matched to clamp and fix the sliding rod 15, the lower fixing device 3 below the lower protecting frame 1 is placed on the ground of a well mouth, a tool is used for rotating the second inner hexagonal connector 22 according to the thickness of a wall body, the second inner hexagonal connector 22 is used for driving the second rotating rod 21 and the fourth bevel gear 20 to rotate, the third bevel gear 19 is driven to rotate together with the second bidirectional screw 18, the second sliding rod 23 is driven to move back or opposite to each other together with the clamping arm 24 through the spiral transmission between the second bidirectional screw 18 and the second sliding rod 23, the distance between the front clamping arm 24 and the rear clamping arm 24 is adjusted to adapt to the thickness of the wall body, one end of the sliding rod 15 is provided with a fixed sleeve ring 25, the lower protecting frame 1 is provided with a fixed matching hole 26, and the lower protecting frame 1 is connected with a bolt 27 through a chain, the adjustable fixing clamp 14 and the fixed pressing plate 13 are separated from the wall body by rotating the first inner hexagonal connector 10 and the second inner hexagonal connector 22, the sliding rod 15 can be rotated after the locking bolt 29 is unscrewed, the fixed sleeve ring 25 is aligned with the fixed matching hole 26 along the sliding rod 15 of the clamp sliding connector 12, the bolt 27 can be inserted into the fixed sleeve ring 25 and the fixed matching hole 26 to fix the adjustable fixing clamp 14, the fixed clamping head 28 is installed in the clamp sliding connector 12 in an inserted manner, the locking bolt 29 is connected between the fixed clamping head 28 and the clamp sliding connector 12, the clamp sliding connector 12 and the fixed clamping head 28 are matched to clamp the sliding rod 15 by screwing the locking bolt, the anti-skid rubber pad 30 is installed on the fixed pressing plate 13, and the anti-skid rubber pad 30 is used for improving friction force between the fixed pressing plate 13 and the wall body, so that the fixed stability is improved.

The working principle and the using flow of the utility model are as follows: when the device is used, after the bolt 27 is pulled out, the locking bolt 29 is unscrewed, the sliding rod 15 is rotated to be horizontal, the sliding rod 15 is slidingly adjusted to be aligned with the clamp sliding connector 12, the locking bolt 29 can be screwed, the fixed chuck 28 and the clamp sliding connector 12 are matched to clamp and fix the sliding rod 15, the lower fixing device 3 below the lower protection frame 1 is placed on the ground of a well mouth, the second inner hexagonal connector 22 is rotated by a tool according to the thickness of a wall body, the second inner hexagonal connector 22 is utilized to drive the second rotating rod 21 and the fourth bevel gear 20 to rotate, the third bevel gear 19 is driven to rotate together with the second bidirectional screw 18, the second sliding rod 23 is driven to do back or opposite movement together with the clamping arms 24 through spiral transmission between the second bidirectional screw 18 and the second sliding rod 23, the distance between the front clamping arm 24 and the rear clamping arm 24 is adjusted, the first inner hexagonal connector 10 is rotated to adapt to the thickness of a wall, the first rotating rod 9 and the second bevel gear 8 can be driven to rotate, the second bevel gear 8 drives the first bevel gear 7 and the first bidirectional screw rod 6 to rotate, so that the first slide rod 11 and the second slide rod 23 are driven to move back to tightly support the fixed pressing plate 13 to the wall, meanwhile, the clamping arms 24 are moved to the front side and the rear side of the wall, then the second inner hexagonal connector 22 is rotated to drive the clamping arms 24 to clamp the wall, the device is fast and firmly fixed between the two side walls of the well mouth through the cooperation of the clamping arms 24 and the fixed pressing plate 13, the protection effect is effectively achieved, so that falling accidents of personnel can be avoided, when the device is not used, the first inner hexagonal connector 10 and the second inner hexagonal connector 22 are rotated to enable the adjustable fixed clamp 14 and the fixed pressing plate 13 to be separated from the wall, after the locking bolt 29 is unscrewed, the sliding rod 15 can be rotated, the sliding rod 15 is slid along the clamp sliding connector 12, the fixed lantern ring 25 is aligned with the fixed matching hole 26, the bolt 27 can be inserted into the fixed lantern ring 25 and the fixed matching hole 26 to fix the adjustable fixed clamp 14, then the upper protecting frame 2 can be rotated, the upper protecting frame 2 and the lower protecting frame 1 are folded, the upper protecting frame 2 and the lower protecting frame 1 are fixed by matching the screw rod with the locking screw hole 31, and the device is convenient to transport and store through the foldable design, so that the device is convenient to reuse.

Claims

1. A room is built construction elevator well protective structure, its characterized in that: including lower part protection frame (1) and upper portion protection frame (2), the pin joint between lower part protection frame (1) and upper portion protection frame (2), lower part fixing device (3) are installed to the bottom of lower part protection frame (1), upper portion fixing device (4) are installed at the top of upper portion protection frame (2), lower part fixing device (3) and upper portion fixing device (4) all include first drive chamber (5), the inside of first drive chamber (5) is equipped with first two-way lead screw (6), first bevel gear (7) have been cup jointed in the outside of first two-way lead screw (6), first bevel gear (7) and second bevel gear (8) meshing, second bevel gear (8) are connected with first transfer line (9), first interior hexagonal connector (10) are installed at the tip of first transfer line (9), the inside slip of first drive chamber (5) has first slide bar (11), first slide bar (11) and first drive chamber (6) have first bevel gear (7) are cup jointed in the outside, first slide bar (11) are installed at the tip of first slide bar (11) and are installed at the fixed end part of first slide bar (11), the clamp sliding connector (12) is in sliding connection with the adjustable fixing clamp (14), and locking screw holes (31) are formed in the lower protection frame (1) and the upper protection frame (2) in a penetrating mode.

2. A building construction elevator hoistway protection structure according to claim 1, wherein: the adjustable fixing clamp (14) comprises a sliding rod (15), a sliding groove (16) is formed in the sliding rod (15), a second transmission chamber (17) is arranged at the top of the sliding rod (15), a second bidirectional screw rod (18) is arranged in the second transmission chamber (17), a third bevel gear (19) is sleeved on the outer side of the second bidirectional screw rod (18), the third bevel gear (19) is meshed with a fourth bevel gear (20), the fourth bevel gear (20) is connected with a second rotating rod (21), the second rotating rod (21) is connected with a second inner hexagon connector (22), a second sliding rod (23) is arranged in the second transmission chamber (17) in a sliding mode, a clamping arm (24) is arranged at the end portion of the second sliding rod (23), and the second sliding rod (23) is in spiral transmission connection with the second bidirectional screw rod (18).

3. A building construction elevator hoistway protection structure according to claim 2, wherein: one end of the sliding rod (15) is provided with a fixed lantern ring (25), the lower protection frame (1) is provided with a fixed matching hole (26), and the lower protection frame (1) is connected with a bolt (27) through a chain.

4. A building construction elevator hoistway protection structure according to claim 1, wherein: the inside of anchor clamps slip joint head (12) inserts and installs fixed chuck (28), be connected with locking bolt (29) between fixed chuck (28) and anchor clamps slip joint head (12).

5. A building construction elevator hoistway protection structure according to claim 1, wherein: and an anti-skid rubber pad (30) is arranged on the fixed pressing plate (13).