CN210655745U - Safety protection device for construction elevator - Google Patents
Safety protection device for construction elevator Download PDFInfo
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- CN210655745U CN210655745U CN201921160950.5U CN201921160950U CN210655745U CN 210655745 U CN210655745 U CN 210655745U CN 201921160950 U CN201921160950 U CN 201921160950U CN 210655745 U CN210655745 U CN 210655745U
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- 238000010276 construction Methods 0.000 title claims abstract description 21
- 238000005303 weighing Methods 0.000 claims abstract description 49
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 24
- 239000010959 steel Substances 0.000 claims abstract description 24
- 230000000694 effects Effects 0.000 claims description 9
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 238000004804 winding Methods 0.000 claims description 3
- 230000035945 sensitivity Effects 0.000 abstract description 5
- 238000012423 maintenance Methods 0.000 abstract description 4
- 206010057071 Rectal tenesmus Diseases 0.000 abstract description 2
- 208000012271 tenesmus Diseases 0.000 abstract description 2
- 230000000903 blocking effect Effects 0.000 description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
- 230000002265 prevention Effects 0.000 description 4
- 239000000725 suspension Substances 0.000 description 4
- 229910052742 iron Inorganic materials 0.000 description 3
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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Abstract
The utility model discloses a safety arrangement for construction elevator, including door type frame and hanging flower basket, hoisting device is installed to the back timber of door type frame, the lateral wall fixedly connected with of hanging flower basket prevents weighing down the subassembly, hoisting device drives the hanging flower basket along the vertical motion of direction of height of door type frame. The safety protection device for the construction elevator provided by the utility model reduces the friction between the steel wire rope and the pulley by arranging the winch at the top of the portal frame, prolongs the service life of the steel wire rope, simplifies the elevator structure, and saves the maintenance cost, the maintenance time and the cost; through setting up the subassembly of preventing weighing down by force that directly associates with wire rope, when the rope condition that breaks appears, force to make prevent weighing down cardboard and level and prevent weighing down the piece and all support tightly with the door type frame for the cage stops the tenesmus, and action sensitivity is high, has realized preventing the function that the hanging flower basket falls, has got rid of the potential safety hazard of lift operation, makes the safe normal operating of lift.
Description
Technical Field
The utility model relates to a cell-phone accessory technical field, in particular to safety arrangement for construction elevator.
Background
The construction elevator is also called as a construction elevator for buildings, can also be an outdoor elevator, a building site lifting cage and the like, is a manned cargo-carrying construction machine frequently used in buildings, and is mainly used for the construction of buildings such as interior and exterior decoration of high-rise buildings, bridges, chimneys and the like. The elevator structure among the prior art sets up unreasonablely, and the barrier propterty of elevator is relatively poor, causes the incident easily in the in-service use, has the potential safety hazard. The existing conveying mode is that a steel wire rope pulls a suspension cage to lift, pulleys are arranged on a lifter to lift heavy objects, the friction between the steel wire rope and the pulleys is large, the steel wire rope is fluffed and easily broken, and the suspension basket is easily dropped; or the inclined iron is tightly taken up by the friction force of the track, the track is clamped to prevent the hanging basket from breaking and falling, but the effect can be achieved only when the elevator inclines and the inclined iron is sensitive; or the mechanism realizes the anti-falling of the broken rope by adopting an inclined iron type and eccentric wheel type clamping mechanism controlled by a traction safety steel wire rope, the mechanism uses two secondary steel wire ropes, the safety coefficient is smaller, and the traction safety steel wire rope needs to be debugged and installed, so the debugging operation is quite difficult, labor is wasted, and time is wasted.
SUMMERY OF THE UTILITY MODEL
For solving above technical problem, the utility model provides a safety arrangement for construction elevator has solved that the friction of wire rope is too big in the lift in-service use, and the fluff is easy to break and broken rope prevents weighing down the problem that protection device sensitivity is poor, the insurance coefficient is low.
The utility model adopts the technical scheme as follows:
a safety arrangement for a construction elevator, includes door type frame and hanging flower basket, the key lies in: a lifting device is mounted on a top beam of the door-shaped frame, an anti-falling assembly is fixedly connected to the side wall of the hanging basket, and the lifting device drives the hanging basket to vertically move along the height direction of the door-shaped frame;
the anti-falling assembly comprises a shell, the outer wall of the shell is fixedly connected with the side wall of the hanging basket, the shell is movably arranged on the vertical beam of the door-shaped frame in a penetrating way, an upper L-shaped seat and a lower L-shaped seat are arranged in the shell in an opposite way, the transverse parts of the upper L-shaped seat and the lower L-shaped seat are arranged in an opposite way up and down, and a return spring is arranged between the transverse parts of the upper L-shaped seat and the lower L-shaped seat, the vertical part of the upper L-shaped seat extends out of the top wall of the shell and is connected with the lifting device through a steel wire rope, the vertical part of the lower L-shaped seat is fixedly connected with the bottom wall of the shell, a first anti-falling piece is arranged between the vertical part of the upper L-shaped seat and the vertical beam of the door-shaped frame, and a second anti-falling piece is arranged between the vertical part of the lower L-shaped seat and the vertical beam of the portal frame, the second anti-falling piece is positioned below the first anti-falling piece, and the first anti-falling piece and the second anti-falling piece (46) are hinged through a linkage rod.
The effect of the above scheme is that the lifting device is arranged at the top of the portal frame, all pulleys are eliminated, the friction between the steel wire rope and the pulleys is reduced, and the service life of the steel wire rope is prolonged; through setting up the subassembly of preventing weighing down that is correlated with wire rope, when the rope condition that appears breaking, go up L type seat and move down for lower L type seat under reset spring's effect, force to make first piece and the second of preventing weighing down all support tightly with the vertical beam of door type frame for the cage stops to weigh down, has improved the action sensitivity, has improved the factor of safety of lift.
Preferably, first prevent weighing down the piece including preventing weighing down the cardboard, prevent weighing down the cardboard and go up the activity and wear to be equipped with horizontal rotating shaft, the both ends of this horizontal rotating shaft respectively with the inner wall fixed connection of casing, go up the vertical portion of L type seat and go up the level and seted up the spacing groove, prevent weighing down the one end card of cardboard and establish in the spacing groove, prevent weighing down the cardboard the other end with the perpendicular roof beam of door type frame supports tightly, prevent weighing down the cardboard the lower surface with the upper end of gangbar is articulated.
The anti-falling clamping plate has the advantages that when the steel wire rope pulls the hanging basket to rise, the rising L-shaped seat rises along with the rising, and the limiting groove drives the anti-falling clamping plate to rotate, so that the anti-falling clamping plate is loosened from the door-shaped frame, and the hanging basket can rise freely; when the rope is broken, the upper L-shaped seat moves downwards rapidly under the action of the reset spring, and the limiting groove drives the anti-falling clamping plate to rotate to the horizontal state, so that the anti-falling clamping plate is tightly abutted to the door-shaped frame, the suspension cage stops falling, and the action sensitivity of the anti-falling inclined block is improved.
Preferably, the second prevent weighing down the piece include with the horizontal of casing diapire sliding connection prevent weighing down the piece and with the vertical ejector pad of the vertical portion sliding connection of lower L type seat, the lateral surface of vertical ejector pad is the wave curved surface, the medial surface that the piece was prevented weighing down by the level with wave curved surface sliding connection, the lateral surface that the piece was prevented weighing down by the level with the intermittent type contact of the perpendicular roof beam of door type frame, the upper surface that the piece was prevented weighing down by the level with the lower extreme of gangbar is articulated.
The technical scheme has the advantages that when the steel wire rope pulls the hanging basket to ascend, the linkage rod drives the vertical push block to move downwards, so that the horizontal falling prevention block is driven to move inwards and horizontally, the horizontal falling prevention block is further loosened from the door-shaped frame, and the hanging basket can freely ascend conveniently; when the rope is broken, the linkage rod drives the vertical pushing block to move upwards, so that the horizontal anti-falling block is driven to move outwards and horizontally, the horizontal anti-falling block is abutted against the door-shaped frame, and the suspension cage stops falling.
Preferably, the horizontal anti-falling block is connected with the bottom wall of the shell through a horizontal linear sliding piece, the vertical push block is connected with the vertical part of the lower L-shaped seat through a vertical linear sliding piece, and the horizontal linear sliding piece and the vertical linear sliding piece are located in the same vertical plane.
The vertical linear sliding piece and the horizontal linear sliding piece are matched for use, so that the vertical pushing block and the horizontal falling prevention block can respectively move vertically and horizontally in the same vertical plane, and the vertical pushing block can push the horizontal falling prevention block to be close to or far away from the door-shaped frame.
Preferably, the horizontal anti-falling block comprises an anti-falling clamping seat, a horizontal push rod is connected to the anti-falling clamping seat, the outer end of the horizontal push rod is connected with the wavy curved surface in a sliding mode, a guiding through groove is formed in the outer end face of the horizontal push rod, the outer side face of the vertical push block is connected with the guiding through groove in a sliding mode, and magnets which attract each other are arranged on the outer side face of the vertical push block and the bottom of the guiding through groove respectively.
The anti-falling clamping seat has the effect that the anti-falling clamping seat can stably do periodic telescopic motion along the wavy curved surface of the vertical pushing block.
Preferably, the upper L-shaped seat is arranged close to the hanging basket, a T-shaped groove is vertically formed in the side wall of the hanging basket, a T-shaped sliding block is installed in the T-shaped groove, and the T-shaped sliding block is fixedly connected with the upper portion of the upper L-shaped seat.
The effect of this scheme is the stability that improves the hanging flower basket lift in-process.
Preferably, the number of the anti-falling assemblies is two, and the two anti-falling assemblies are arranged on two side walls of the hanging basket in a right-to-right mode.
The effect of this scheme is that the coefficient of safety of the protection of breaking rope improves.
Preferably, the lifting device is a double-head winch, two winding drums of the double-head winch are respectively wound with steel wire ropes, and the other ends of the two steel wire ropes are fixedly connected with the vertical part of the upper L-shaped seat on the same side.
The effect of this scheme is that hoist engine and hanging flower basket are connected with two wire rope, both can improve the stability of hanging flower basket lift in-process, can improve the security of hanging flower basket normal operating again.
Has the advantages that: compared with the prior art, the safety protection device for the construction elevator provided by the utility model reduces the friction between the steel wire rope and the pulley by arranging the winch at the top of the portal frame, prolongs the service life of the steel wire rope, simplifies the elevator structure, and saves the maintenance cost, the maintenance time and the cost; through setting up the subassembly of preventing weighing down by force that directly associates with wire rope, when the rope condition that breaks appears, force to make prevent weighing down cardboard and level and prevent weighing down the piece and all support tightly with the door type frame for the cage stops the tenesmus, and action sensitivity is high, has realized preventing the function that the hanging flower basket falls, has got rid of the potential safety hazard of lift operation, makes the safe normal operating of lift.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of FIG. 1 at a rope break;
FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2;
fig. 4 is an enlarged view of fig. 2 at B.
Detailed Description
In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be described in detail with reference to the attached tables and the detailed description.
Examples
As shown in fig. 1-4, a safety protection device for a construction elevator comprises a door-shaped frame 1 and a hanging basket 2, wherein a lifting device 3 is mounted on a top beam of the door-shaped frame 1, two side walls of the hanging basket 2 are respectively and fixedly connected with an anti-falling assembly 4, and the lifting device 3 drives the hanging basket 2 to vertically move along the height direction of the door-shaped frame 1;
the anti-falling assembly 4 comprises a shell 41, the outer wall of the shell 41 is fixedly connected with the side wall of the hanging basket 2, the shell 41 is movably arranged on a vertical beam of the door-shaped frame 1 in a penetrating manner, an upper L-shaped seat 42 and a lower L-shaped seat 43 are arranged in the shell 41 in a right-to-right manner, the transverse parts of the upper L-shaped seat 42 and the lower L-shaped seat 43 are arranged in a right-to-up and right-to-down manner, a return spring 44 is arranged between the transverse parts of the upper L-shaped seat 42 and the lower L-shaped seat 43, the upper L-shaped seat 42 is arranged close to the hanging basket 2, the lifting device 3 is a double-head winch, two winding drums of the double-head winch are respectively wound with steel wire ropes, the other ends of the two steel wire ropes are respectively and fixedly connected with the vertical part of the upper L-shaped seat 42 on the same side, a T-shaped groove is vertically arranged on the side wall of the hanging basket 2, the vertical portion of lower L type seat 43 with the diapire fixed connection of casing 41, go up the vertical portion of L type seat 42 with it prevents weighing down 45 to be equipped with first between the perpendicular roof beam of door type frame 1, the vertical portion of lower L type seat 43 with it prevents weighing down 46 to be equipped with the second between the perpendicular roof beam of door type frame 1, the second prevents weighing down 46 and is located first prevents weighing down 45 below, first prevent weighing down 45 with the second prevents weighing down 46 and articulates through the gangbar.
As can be seen in fig. 1 and 3, the first anti-falling member 45 includes an anti-falling blocking plate 45a, a horizontal rotating shaft 45b is movably inserted into the anti-falling blocking plate 45a, two ends of the horizontal rotating shaft 45b are respectively and fixedly connected with the inner wall of the housing 41, a limiting groove 42a is horizontally formed in the vertical portion of the upper L-shaped seat 42, one end of the anti-falling blocking plate 45a is clamped in the limiting groove 42a, the other end of the anti-falling blocking plate 45a is tightly abutted against the vertical beam of the gantry 1, and the lower surface of the anti-falling blocking plate 45a is hinged to the upper end of the linkage rod;
the second prevents weighing down piece 46 include with casing 41 diapire sliding connection's level prevent weighing down piece 46a and with vertical ejector pad 46b of vertical portion sliding connection of L type seat 43 down, the level prevent weighing down piece 46a with connect through horizontal straight line slider between the casing 41 diapire, vertical ejector pad 46b with the vertical portion of L type seat 43 is connected through vertical straight line slider down, horizontal straight line slider with vertical straight line slider is located same vertical plane, the lateral surface of vertical ejector pad 46b is the wave curved surface, the medial surface of level prevent weighing down piece 46a with wave curved surface sliding connection, the lateral surface of level prevent weighing down piece 46a with the intermittent type contact of the vertical beam of door type frame 1, the upper surface of level prevent weighing down piece 46a with the lower extreme of gangbar is articulated.
As can be seen from fig. 2 and 4, the horizontal anti-falling block 46a includes an anti-falling blocking seat 461a, a horizontal push rod 462a is connected to the anti-falling blocking seat 461a, the outer end of the horizontal push rod 462a is slidably connected to the wavy curved surface, a guiding through groove 463a is formed in the outer end surface of the horizontal push rod 462a, the outer side surface of the vertical push block 46b is slidably connected to the guiding through groove 463a, and magnets which attract each other are respectively arranged on the outer side surface of the vertical push block 46b and the groove bottom of the guiding through groove 463 a.
When the double-head winch is used, the double-head winch 3 is started, the steel wire rope drives the hanging basket 2 to vertically move along the height direction of the door-shaped frame 1, the lower L-shaped seat 43 upwards moves relative to the upper L-shaped seat 42 at the moment, the reset spring 44 is compressed, the lower groove wall of the limiting groove 42a pushes the anti-falling clamping plate 45a to rotate, so that the other end of the anti-falling clamping plate 45a is separated from a vertical beam of the door-shaped frame 1, and meanwhile, the vertical pushing block 46b is driven by the linkage rod to downwards move, so that the vertical pushing block 46b drives the horizontal anti-falling block to be separated from the vertical beam of; if the steel wire rope is broken, the lower L-shaped seat 43 is rapidly reset under the action of the reset spring 44, at the moment, the upper groove wall of the limiting groove 42a pushes the anti-falling clamp plate 45a to rotate to a horizontal state, so that the other end of the anti-falling clamp plate 45a is tightly supported with the vertical beam of the door-shaped frame 1, and meanwhile, the vertical push block 46b is driven by the linkage rod to move upwards, so that the vertical push block 46b pushes the horizontal anti-falling block to be tightly supported with the vertical beam of the door-shaped frame 1.
Finally, it should be noted that the above description is only a preferred embodiment of the present invention, and that those skilled in the art can make various similar representations without departing from the spirit and scope of the present invention.
Claims (8)
1. A safety arrangement for a construction hoist, comprising a gantry (1) and a basket (2), characterized in that: a lifting device (3) is mounted on a top beam of the door-shaped frame (1), an anti-falling assembly (4) is fixedly connected to the side wall of the hanging basket (2), and the lifting device (3) drives the hanging basket (2) to vertically move along the height direction of the door-shaped frame (1);
the anti-falling component (4) comprises a shell (41), the outer wall of the shell (41) is fixedly connected with the side wall of the hanging basket (2), the shell (41) is movably arranged on a vertical beam of the door-shaped frame (1) in a penetrating mode, the shell (41) is provided with an L-shaped seat (42) and a lower L-shaped seat (43) in a penetrating mode, the transverse parts of the L-shaped seat (42) and the lower L-shaped seat (43) are arranged in a vertically-opposite mode, a reset spring (44) is arranged between the transverse parts of the L-shaped seat (42) and the lower L-shaped seat (43), the vertical part of the L-shaped seat (42) extends out of the top wall of the shell (41) and the lifting device (3) are connected through a steel wire rope, the vertical part of the lower L-shaped seat (43) is fixedly connected with the bottom wall of the shell (41), a first anti-falling piece (45) is arranged between the vertical part of the L-shaped seat (42) and the vertical beam of the door-shaped frame (, the vertical portion of lower L type seat (43) with it prevents weighing down piece (46) to be equipped with the second between the vertical beam of door type frame (1), the second prevents weighing down piece (46) and is located first prevent weighing down piece (45) below, first prevent weighing down piece (45) with second prevents weighing down piece (46) and articulates through the gangbar.
2. The safety guard for a construction hoist according to claim 1, characterized in that: first prevent weighing down piece (45) including preventing weighing down cardboard (45a), prevent weighing down cardboard (45a) and go up the activity and wear to be equipped with horizontal rotating shaft (45b), the both ends of this horizontal rotating shaft (45b) respectively with the inner wall fixed connection of casing (41), spacing groove (42a) have been seted up to the vertical portion of going up L type seat (42) improved level, the one end card that prevents weighing down cardboard (45a) is established in spacing groove (42a), prevent weighing down the other end of cardboard (45a) with the perpendicular roof beam of door type frame (1) supports tightly, prevent weighing down the lower surface of cardboard (45a) with the upper end of gangbar is articulated.
3. The safety guard for a construction elevator according to claim 1 or 2, wherein: the second prevents weighing down piece (46) include with casing (41) diapire sliding connection's level prevent weighing down piece (46a) and with vertical ejector pad (46b) of the vertical portion sliding connection of lower L type seat (43), the lateral surface of vertical ejector pad (46b) is the wave curved surface, the level prevent weighing down piece (46a) the medial surface with wave curved surface sliding connection, the level prevent weighing down piece (46a) the lateral surface with the intermittent type contact of the perpendicular roof beam of door type frame (1), the level prevent weighing down piece (46a) the upper surface with the lower extreme of gangbar is articulated.
4. The safety shield for a construction hoist according to claim 3, characterized in that: the horizontal anti-falling block (46a) is connected with the bottom wall of the shell (41) through a horizontal linear sliding piece, the vertical push block (46b) is connected with the vertical part of the lower L-shaped seat (43) through a vertical linear sliding piece, and the horizontal linear sliding piece and the vertical linear sliding piece are located on the same vertical plane.
5. The safety shield for a construction hoist according to claim 4, wherein: the horizontal anti-falling block (46a) comprises an anti-falling clamping seat (461a), a horizontal push rod (462a) is connected to the anti-falling clamping seat (461a), the outer end of the horizontal push rod (462a) is connected with the wavy curved surface in a sliding mode, a guide through groove (463a) is formed in the outer end face of the horizontal push rod (462a), the outer side face of the vertical push block (46b) is connected with the guide through groove (463a) in a sliding mode, and magnets which are mutually attracted are arranged on the outer side face of the vertical push block (46b) and the groove bottom of the guide through groove (463a) respectively.
6. The safety guard for a construction elevator according to claim 1 or 2, wherein: go up L type seat (42) and be close to hanging flower basket (2) setting, vertically set up T type groove on the lateral wall of hanging flower basket (2), install T type slider in this T type groove, T type slider with go up the upper portion fixed connection of L type seat (42).
7. The safety guard for a construction elevator according to claim 1 or 4, wherein: the two anti-falling components (4) are arranged on two side walls of the hanging basket (2) just opposite to the anti-falling components (4).
8. The safety shield for a construction hoist according to claim 6, wherein: the lifting device (3) is a double-head winch, the two winding drums of the double-head winch are respectively wound with the steel wire ropes, and the other ends of the two steel wire ropes are respectively fixedly connected with the vertical part of the upper L-shaped seat (42) on the same side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921160950.5U CN210655745U (en) | 2019-07-23 | 2019-07-23 | Safety protection device for construction elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921160950.5U CN210655745U (en) | 2019-07-23 | 2019-07-23 | Safety protection device for construction elevator |
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| Publication Number | Publication Date |
|---|---|
| CN210655745U true CN210655745U (en) | 2020-06-02 |
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ID=70838674
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921160950.5U Active CN210655745U (en) | 2019-07-23 | 2019-07-23 | Safety protection device for construction elevator |
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| Country | Link |
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| CN (1) | CN210655745U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112027850A (en) * | 2020-08-21 | 2020-12-04 | 刘玉赞 | Steel rope fracture protection device of construction elevator |
| CN112850414A (en) * | 2021-01-05 | 2021-05-28 | 林永钦 | Winch type elevator with cable breaking protection device |
| CN113618786A (en) * | 2021-10-09 | 2021-11-09 | 湖南力云智能科技有限公司 | Multi-dimensional safety device for manipulator |
| CN116537507A (en) * | 2023-05-18 | 2023-08-04 | 浙江新中源建设有限公司 | Anti-falling safety hanging basket for construction site |
-
2019
- 2019-07-23 CN CN201921160950.5U patent/CN210655745U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112027850A (en) * | 2020-08-21 | 2020-12-04 | 刘玉赞 | Steel rope fracture protection device of construction elevator |
| CN112850414A (en) * | 2021-01-05 | 2021-05-28 | 林永钦 | Winch type elevator with cable breaking protection device |
| CN113618786A (en) * | 2021-10-09 | 2021-11-09 | 湖南力云智能科技有限公司 | Multi-dimensional safety device for manipulator |
| CN116537507A (en) * | 2023-05-18 | 2023-08-04 | 浙江新中源建设有限公司 | Anti-falling safety hanging basket for construction site |
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