CN114751276A - Safe anti-falling device for building construction - Google Patents
Safe anti-falling device for building construction Download PDFInfo
- Publication number
- CN114751276A CN114751276A CN202210420630.9A CN202210420630A CN114751276A CN 114751276 A CN114751276 A CN 114751276A CN 202210420630 A CN202210420630 A CN 202210420630A CN 114751276 A CN114751276 A CN 114751276A
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- Prior art keywords
- falling
- block
- buffer
- counterweight buffer
- lifting
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
- B66B5/12—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions in case of rope or cable slack
- B66B5/125—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions in case of rope or cable slack electrical
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
- B66B5/16—Braking or catch devices operating between cars, cages, or skips and fixed guide elements or surfaces in hoistway or well
- B66B5/26—Positively-acting devices, e.g. latches, knives
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/28—Buffer-stops for cars, cages, or skips
- B66B5/284—Buffer-stops for cars, cages, or skips mounted on cars or counterweights
Abstract
The invention relates to a safety anti-falling device for building construction, which comprises a wall-attached support, a support framework, an anti-falling clamping block, a material conveying compartment, an anti-falling assembly and a counterweight buffer block, wherein the support framework comprises four support stand columns with U-shaped horizontal sections, and the anti-falling clamping block is arranged in a U-shaped groove of each support stand column; the counterweight buffer component comprises a counterweight buffer block and a counterweight buffer pulley, two ends of the counterweight buffer block are movably assembled on the support framework along the up-down direction, the counterweight buffer pulley is arranged on the support framework, the top of the counterweight buffer block is connected with a buffer steel wire rope, and the buffer steel wire rope bypasses the counterweight buffer pulley and is connected with a buffer plate of the material transportation compartment; the anti-falling assembly comprises a lifting pulley, a guide sleeve, an anti-falling inserted bar, a baffle, an anti-falling spring and an anti-falling rope, wherein the anti-falling inserted bar is inserted into the corresponding anti-falling clamping groove and is in stop fit with the corresponding anti-falling clamping block in the up-down direction. The invention can reduce the risk that the material transporting compartment directly falls to the ground in an accident.
Description
Technical Field
The invention relates to the technical field of building construction, in particular to a safety anti-falling device for building construction.
Background
At present, building materials (such as sand, concrete and the like) on the ground need to be conveyed to a higher floor by a building material lifting device due to the higher building height of the floor. Current building material hoisting device all adopts vertical hoisting's mode, including hoist motor, rope roller and fixed pulley, coaxial fixed connection between hoist motor and the rope roller, the winding has the stay cord on the rope roller, and the stay cord strides the fixed pulley, and the stay cord is kept away from one of rope roller and is served and be connected with the transport railway carriage or compartment. Drive the rope roller through the hoist motor and rotate, the rope roller twines the stay cord, and the stay cord shortens gradually, and the stay cord upwards promotes the fortune material railway carriage or compartment to realized building material's automation and upwards promoted, need not artifical the promotion, it is more laborsaving, the operation is comparatively simple. Of course, the material transporting compartment is large enough, and sometimes the constructor can stand in the material transporting compartment and be transported to the corresponding floor together.
However, because the lifting motor is usually located at high altitude, the environment is relatively harsh, and if the lifting motor is in a power failure state or a rope connected with the material transporting compartment is broken in the lifting process of the material transporting compartment, the material transporting compartment can drop down to the ground rapidly under the action of gravity, so that a great potential safety hazard exists.
Disclosure of Invention
In view of this, the invention aims to provide a safety anti-falling device for building construction, so as to solve the technical problem that in the prior art, when a lifting motor is powered off or a rope connected with a material transporting carriage is broken in the lifting process of the material transporting carriage, the material transporting carriage is easy to directly fall to the ground to cause a safety accident.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
a safety anti-falling device for building construction comprises:
the wall attaching supports are arranged in a plurality of pairs at intervals along the vertical direction, and two wall attaching supports in each pair are used for being fixed on the outer sides of the corresponding layers of shear walls;
the supporting framework comprises a base, four supporting stand columns, a top seat, a reinforcing oblique column and an outer guide plate section, wherein the base is used for being fixed on the ground, the four supporting stand columns are welded on the base and are distributed in a rectangular mode, the top seat is welded at the tops of the four supporting stand columns, the reinforcing oblique column is welded between the two corresponding supporting stand columns, the horizontal section of each supporting stand column is in a U shape and comprises a fixed column section, an outer guide plate section and an inner guide plate section, the outer guide plate section and the inner guide plate section are connected to the front side and the rear side of the fixed column section, the width of the outer guide plate section in the left-right direction is larger than that of the inner guide plate section in the left-right direction, a material transportation channel extending in the up-down direction is defined between the four supporting stand columns, and the two supporting stand columns close to the shear wall are connected with corresponding wall attaching supports;
the anti-falling clamping blocks are arranged in the U-shaped grooves of the supporting stand columns, a plurality of anti-falling clamping blocks are arranged at intervals in the vertical direction, and anti-falling clamping grooves are formed between two vertically adjacent anti-falling clamping blocks;
the material transporting carriage comprises a bottom plate, anti-falling plates connected to the front side and the rear side of the bottom plate and buffer plates connected to the left side and the right side of the bottom plate, wherein an inverted U-shaped lifting block is fixed on each anti-falling plate;
the anti-falling assembly is arranged on each anti-falling plate, each group of anti-falling assemblies comprises a lifting pulley, a guide sleeve, an anti-falling inserted bar, a baffle, an anti-falling spring and an anti-falling rope, the lifting pulley is positioned between the lifting block and the anti-falling plate and fixed on the anti-falling plate, the anti-falling inserted bar coaxially penetrates through the guide sleeve and the lifting block, the baffle is connected to the end part of the anti-falling inserted bar, and the anti-falling inserted bar is used for being inserted into a corresponding anti-falling clamping groove and is in blocking fit with the corresponding anti-falling clamping block in the up-down direction; the anti-falling spring is sleeved outside the anti-falling inserted bar, one end of the anti-falling spring is fixedly connected with the baffle, and the other end of the anti-falling spring is fixedly connected with the guide sleeve; one end of the anti-falling rope bypasses the lifting pulley and is connected with the end part of the anti-falling inserted bar, the other end of the anti-falling rope is connected with a stop block, the top of the stop block is connected with a lifting steel wire rope, the lifting steel wire rope penetrates through the lifting block and is connected with the lifting driving mechanism, and the stop block is in stop fit with the lifting block when the material transporting compartment moves upwards;
counterweight buffer assembly, including counterweight buffer block and counterweight buffer pulley, the both ends of counterweight buffer block are along the upper and lower direction removal assembly on two spinal branch daggers that correspond, and counterweight buffer pulley installs on supporting framework, and counterweight buffer block's top is connected with buffering wire rope, and buffering wire rope walks around the counterweight buffer pulley that corresponds and is connected with the buffer board in fortune material railway carriage or compartment.
The beneficial effects of the above technical scheme are: the anti-falling safety device for building construction provided by the invention has the advantages that in the process of lifting the material transporting carriage, if power failure occurs or a rope connected with the material transporting carriage is broken, the material transporting carriage falls under the action of the self gravity, at the moment, the anti-falling inserted rod is provided with buffer for the falling of the material transporting carriage under the action of the balance weight buffer block, namely, the falling speed of the material transporting carriage is reduced, meanwhile, the anti-falling inserted rod is not subjected to the lifting action of a lifting steel wire rope, is subjected to the elastic force of the anti-falling spring and further extends into the anti-falling clamping groove, and until the material transporting carriage falls to a certain distance, the anti-falling inserted rod and the anti-falling clamping block are in blocking fit in the vertical direction so as to clamp the material transporting carriage at the current position and prevent the material transporting carriage from continuously falling, the material transporting carriage is effectively prevented from directly falling to the ground, and the safety of the material transporting carriage in material transporting is ensured.
Furthermore, counter weight buffer block and counter weight buffering pulley all are provided with two to arrange respectively in the left and right sides of fortune material railway carriage or compartment, two counter weight buffer blocks all are connected with the buffer board that corresponds through buffering wire rope bypass the counter weight buffering pulley that corresponds.
Has the advantages that: the falling speed of the material conveying carriage can be further reduced, so that the anti-falling inserted rod can be clamped into the anti-falling clamping groove in time, and the material conveying carriage is prevented from continuously falling.
Further, the weight of the counterweight buffer block is less than the weight of the transport car and greater than half the weight of the transport car.
Has the advantages that: the buffering effect of the counterweight buffering block on the falling speed of the material conveying compartment is ensured.
Furthermore, the front end and the rear end of the buffer plate are in guiding sliding fit with the outer guide plate sections corresponding to the supporting stand columns in the up-down direction.
Has the beneficial effects that: the material conveying carriage can be ensured to vertically ascend or descend, and the collision between the material conveying carriage and the supporting framework caused by the deviation is avoided.
Further, it prevents weighing down the bracing piece to move along left right direction on the bottom plate to be equipped with L shape, L shape prevents weighing down the bracing piece and includes the bracing piece section that extends along left right direction and the guide bar section that extends along upper and lower direction, the bottom of bottom plate is equipped with two solid fixed rings of interval arrangement, the bracing piece section is coaxial to be passed two solid fixed rings, supporting spring has been cup jointed coaxially on the part of bracing piece section that is located between two solid fixed rings, the bottom plate top is stretched out at the top of guide bar section, the tip of bracing piece section have with prevent weighing down joint piece complex pushed cambered surface, the bracing piece section stretches into when supporting spring is in natural state and prevents weighing down the draw-in groove that corresponds.
Has the advantages that: the L-shaped anti-falling support rod is inserted into the corresponding anti-falling clamping groove most of the time under the action of the support spring in the lifting process of the material conveying compartment, and can be in stop fit with the anti-falling clamping block firstly when the material conveying compartment falls so as to ensure that the material conveying compartment does not fall to the ground.
Furthermore, four L-shaped anti-falling support rods are arranged and respectively correspond to the four support stand columns.
Has the advantages that: can form four anti-falling supporting points to ensure the safety of the material conveying carriage.
Furthermore, a pushing cambered surface matched with the pushed cambered surface is arranged on the anti-falling clamping block.
Has the advantages that: in the lifting process of the material conveying compartment, the L-shaped anti-falling support rod can be easily pushed by the anti-falling clamping block, and the L-shaped anti-falling support rod and the anti-falling clamping block are not easily blocked and interfered in the up-down direction.
Drawings
FIG. 1 is a schematic structural view of a safety fall-preventing device for building construction according to the present invention;
FIG. 2 is a schematic view of the assembly of the material carrying carriage with the supporting framework and the anti-falling assembly in the safety anti-falling device for building construction of the invention;
FIG. 3 is a schematic view of the assembly between the material carriage and the fall arrest assembly in the safety fall arrest device for building construction according to the present invention;
FIG. 4 is a schematic view of the connection between the material carriage and the counterweight buffer assembly in the safety fall-preventing device for building construction of the present invention;
fig. 5 is a schematic structural view of a support column in the safety fall-preventing device for building construction of the present invention.
Reference numerals: 1-wall-attached support, 2-base, 3-support upright post, 4-reinforced oblique post, 5-top seat, 6-fixed post segment, 7-outer guide plate segment, 8-inner guide plate segment, 9-material conveying box, 10-bottom plate, 11-anti-falling plate, 12-buffer plate, 13-counterweight buffer block, 14-counterweight buffer pulley, 15-anti-falling clamp block, 16-anti-falling clamp groove, 17-lifting pulley, 18-guide sleeve, 19-baffle, 20-anti-falling inserted rod, 21-anti-falling spring, 22-anti-falling rope, 23-stop block, 24-lifting block, 25-lifting winch, 26-lifting steel wire rope, 27-L-shaped anti-falling support rod, 28-fixed ring, 29-support spring and 30-buffer steel wire rope.
Detailed Description
The invention is described in further detail below with reference to the drawings and the detailed description.
The invention relates to a specific embodiment of a safety anti-falling device for building construction, which comprises the following components in part by weight:
as shown in fig. 1 to 5, the safety anti-falling device for building construction comprises a wall-attached support, a supporting framework, an anti-falling clamping block, a material transporting compartment, an anti-falling assembly and a counterweight buffer block.
Specifically, as shown in fig. 1, a plurality of pairs of wall-attached supports 1 are arranged at intervals in the vertical direction, two wall-attached supports 1 in each pair are used for being fixed on the outer sides of the corresponding layers of shear walls, and the wall-attached supports 1 are connected with the supporting framework.
The supporting framework comprises a base 2, supporting upright columns 3, a top seat 5 and reinforcing inclined columns 4, wherein the base 2 is used for being fixed on the ground, and the number of the supporting upright columns 3 is four, and the four supporting upright columns are distributed and welded on the base 2 in a rectangular shape; the footstock 5 is welded at the tops of the four supporting upright columns 3, the reinforcing inclined columns 4 are provided with a plurality of supporting upright columns, and the supporting upright columns are welded between the two corresponding supporting upright columns 3 in the up-down direction in an alternating mode. The other end of the wall-attached support 1 is connected with two support columns 3 positioned on the left side of the support framework.
As shown in fig. 5, the horizontal section of the supporting columns 3 is U-shaped, and includes a fixed column section 6, and an outer guide plate section 7 and an inner guide plate section 8 connected to the front and rear sides of the fixed column section 6, the width of the outer guide plate section 7 in the left-right direction is greater than the width of the inner guide plate section 8 in the left-right direction, and a material transportation channel extending in the up-down direction is enclosed between the four supporting columns 3. The anti-falling clamping blocks 15 are arranged in the U-shaped grooves of the supporting upright posts 3 and are arranged in the vertical direction at intervals, and an anti-falling clamping groove 16 is formed between every two adjacent anti-falling clamping blocks 15. The inner side surface of the outer guide plate section 7 is provided with a guide rail extending along the vertical direction, and the outer side surface of the inner guide plate section 8 is also provided with a guide rail extending along the vertical direction.
The material transport compartment 9 is located in the material transport channel and comprises a bottom plate 10, anti-falling plates 11 connected to the front side and the rear side of the bottom plate 10 and buffer plates 12 connected to the left side and the right side of the bottom plate 10. The two sides of the buffer plate 12 are assembled on the guide rail on the outer guide plate section 7 in a sliding way in the up-down direction, so that the material conveying compartment 9 can move vertically.
As shown in fig. 3, the bottom plate 10 is provided with a long hole extending in the left-right direction, and the bottom of the bottom plate 10 is connected with two fixing rings 28 arranged at intervals. An L-shaped anti-falling support rod 27 is assembled at the long hole in a sliding manner, and the L-shaped anti-falling support rod 27 comprises a support rod section extending along the left-right direction and a guide rod section extending along the up-down direction. The support rod section coaxially penetrates through the two fixing rings 28, a support spring 29 is coaxially sleeved on the part, located between the two fixing rings 28, of the support rod section, and the top of the guide rod section extends out of the upper portion of the bottom plate 10. The end of the support rod section is provided with a pushed cambered surface matched with the anti-falling clamping block 15, and the support rod section extends into the corresponding anti-falling clamping groove 16 when the support spring 29 is in a natural state. In the process that the material transporting compartment 9 rises, when the support rod section is contacted with the anti-falling clamping block, the anti-falling clamping block 15 can push the support rod section, so that the L-shaped anti-falling support rod 27 moves in the direction far away from the support upright column to cross the anti-falling clamping block 15, and then the L-shaped anti-falling support rod 27 is inserted into the anti-falling clamping groove 16 again under the elastic action of the support spring 29.
In this embodiment, four L-shaped anti-falling support rods 27 are provided, and are respectively arranged corresponding to the four support columns 3. In order to ensure that the L-shaped anti-falling support rod 27 and the anti-falling clamping block 15 do not generate blocking interference, a pushing cambered surface matched with the pushed cambered surface is arranged on the anti-falling clamping block 15.
Each anti-falling plate 11 is fixed with an inverted U-shaped lifting block 24, and two groups of anti-falling assemblies are arranged on each anti-falling plate 11. In this embodiment, each set of anti-falling assembly includes a lifting pulley 17, a guide sleeve 18, an anti-falling inserted rod 20, a baffle plate 19, an anti-falling spring 21 and an anti-falling rope 22. The two lifting pulleys 17 on each anti-falling plate 11 are positioned between the lifting block 24 and the anti-falling plate 11 and fixed on the anti-falling plate 11, the anti-falling inserted bar 20 coaxially penetrates through the guide sleeve 18 and the lifting block 24, the baffle plate 19 is connected to the end part of the anti-falling inserted bar 20, and the anti-falling inserted bar 20 is used for being inserted into the corresponding anti-falling clamping groove 16 and is in blocking fit with the corresponding anti-falling clamping block 15 in the up-down direction. The anti-falling spring 21 is sleeved outside the anti-falling inserted rod 20, one end of the anti-falling spring 21 is fixedly connected with the baffle plate 19, and the other end of the anti-falling spring 21 is fixedly connected with the guide sleeve; one end of the anti-falling rope 22 bypasses the lifting pulley 17 and is connected with the end part of the anti-falling inserted bar 20, the other end is connected with a stop block 23, the top of the stop block 23 is connected with a lifting steel wire rope 26, the lifting steel wire rope 26 penetrates through the lifting block 24 and is connected with the lifting winch 25, and the stop block 23 is in stop fit with the lifting block 24 when the material transporting compartment moves upwards, so that the lifting steel wire rope 26 can pull the material transporting compartment 9 to move upwards.
As shown in fig. 2 and 4, the counterweight buffer assembly includes two counterweight buffer blocks 13 and two counterweight buffer pulleys 14, the two counterweight buffer blocks 13 are respectively arranged on the left and right sides of the material transporting compartment 9, and both sides of the counterweight buffer blocks 13 are slidably fitted with the guide rails on the inner shoe segments 8. The counterweight buffer pulleys 14 are installed at proper positions on the reinforcing inclined columns on the supporting framework, the top of the counterweight buffer block 13 is connected with a buffer steel wire rope 30, and the buffer steel wire rope 30 bypasses the corresponding counterweight buffer pulleys 14 and is connected with the buffer plate 12 of the material transporting compartment 9. In this embodiment, the weight of the counterweight buffer block 13 is smaller than the weight of the transport carriage 9 and larger than half the weight of the transport carriage 9. The length of the buffer cable 30 is enough not to pull up the counterweight buffer block 13 when the material transportation compartment 9 is lifted up.
In the process of lifting the material conveying carriage, if power failure occurs or a rope connected with the material conveying carriage breaks, the material conveying carriage falls under the action of self gravity, at the moment, under the action of the counterweight buffer block, the falling of the material conveying carriage is buffered, namely the falling speed of the material conveying carriage is reduced, meanwhile, the anti-falling inserted rod is not lifted by the lifting steel wire rope, but is under the elastic force of the anti-falling spring and further extends into the anti-falling clamping groove, and until the material conveying carriage falls to a certain distance, the anti-falling inserted rod and the anti-falling clamping block are in blocking fit in the vertical direction so as to clamp the material conveying carriage at the current position and prevent the material conveying carriage from continuing to fall, so that the material conveying carriage is effectively prevented from directly falling to the ground, and the safety of the material conveying carriage during material conveying is ensured. In addition, the L-shaped anti-falling support rod is inserted into the corresponding anti-falling clamping groove most of the time under the action of the support spring in the lifting process of the material conveying compartment, and can be in stop fit with the anti-falling clamping block firstly when the material conveying compartment falls, and the material conveying compartment can also be prevented from falling to the ground.
In other embodiments, only one counterweight buffer block and one counterweight buffer pulley can be arranged, and the weight of the counterweight buffer block is not greater than that of the transport carriage, so that the deceleration effect on the transport carriage can be achieved.
The above-described embodiments of the present invention do not limit the scope of the present invention. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.
Claims (7)
1. The utility model provides a construction is built in room is with safe anti-falling device which characterized in that includes:
the wall attaching supports are arranged in a plurality of pairs at intervals in the vertical direction, and two wall attaching supports in each pair are used for being fixed on the outer sides of the corresponding layers of shear walls;
the supporting framework comprises a base, four supporting stand columns, a top seat, a reinforcing oblique column and an outer guide plate section, wherein the base is used for being fixed on the ground, the four supporting stand columns are welded on the base and are distributed in a rectangular mode, the top seat is welded at the tops of the four supporting stand columns, the reinforcing oblique column is welded between the two corresponding supporting stand columns, the horizontal section of each supporting stand column is in a U shape and comprises a fixed column section, an outer guide plate section and an inner guide plate section, the outer guide plate section and the inner guide plate section are connected to the front side and the rear side of the fixed column section, the width of the outer guide plate section in the left-right direction is larger than that of the inner guide plate section in the left-right direction, a material transportation channel extending in the up-down direction is defined between the four supporting stand columns, and the two supporting stand columns close to the shear wall are connected with corresponding wall attaching supports;
the anti-falling clamping blocks are arranged in the U-shaped grooves of the supporting upright post and are arranged at intervals in the vertical direction, and anti-falling clamping grooves are formed between two vertically adjacent anti-falling clamping blocks;
the material transporting compartment comprises a bottom plate, anti-falling plates connected to the front side and the rear side of the bottom plate and buffer plates connected to the left side and the right side of the bottom plate, wherein an inverted U-shaped lifting block is fixed on each anti-falling plate;
the anti-falling assembly is arranged on each anti-falling plate, each group of anti-falling assemblies comprises a lifting pulley, a guide sleeve, an anti-falling inserted bar, a baffle, an anti-falling spring and an anti-falling rope, the lifting pulley is positioned between the lifting block and the anti-falling plate and fixed on the anti-falling plate, the anti-falling inserted bar coaxially penetrates through the guide sleeve and the lifting block, the baffle is connected to the end part of the anti-falling inserted bar, and the anti-falling inserted bar is used for being inserted into a corresponding anti-falling clamping groove and is in blocking fit with the corresponding anti-falling clamping block in the up-down direction; the anti-falling spring is sleeved outside the anti-falling inserted bar, one end of the anti-falling spring is fixedly connected with the baffle, and the other end of the anti-falling spring is fixedly connected with the guide sleeve; one end of the anti-falling rope bypasses the lifting pulley and is connected with the end part of the anti-falling inserted bar, the other end of the anti-falling rope is connected with a stop block, the top of the stop block is connected with a lifting steel wire rope, the lifting steel wire rope penetrates through the lifting block and is connected with the lifting driving mechanism, and the stop block is in stop fit with the lifting block when the material transporting compartment moves upwards;
counterweight buffer assembly, including counterweight buffer block and counterweight buffer pulley, the both ends of counterweight buffer block are along the upper and lower direction removal assembly on two spinal branch daggers that correspond, and counterweight buffer pulley installs on supporting framework, and counterweight buffer block's top is connected with buffering wire rope, and buffering wire rope walks around the counterweight buffer pulley that corresponds and is connected with the buffer board in fortune material railway carriage or compartment.
2. The safety anti-falling device for building construction according to claim 1, wherein the two counterweight buffer blocks and the two counterweight buffer pulleys are arranged on the left side and the right side of the material transporting compartment respectively, and the two counterweight buffer blocks are connected with the corresponding buffer plates by passing by the corresponding counterweight buffer pulleys through the buffer steel wire ropes.
3. The safety fall arrest device for building construction according to claim 1, wherein the weight of the counterweight buffer block is less than the weight of the load car and more than half the weight of the load car.
4. The safety fall-preventing device for house construction according to any one of claims 1 to 3, wherein the front and rear ends of the buffer plate are slidably engaged with the outer guide plate sections of the corresponding support columns in the vertical direction.
5. The device of any one of claims 1 to 3, wherein the bottom plate is movably assembled with an L-shaped anti-falling support rod along the left-right direction, the L-shaped anti-falling support rod comprises a support rod section extending along the left-right direction and a guide rod section extending along the up-down direction, the bottom of the bottom plate is provided with two fixing rings arranged at intervals, the support rod section coaxially passes through the two fixing rings, a support spring is coaxially sleeved on a part of the support rod section between the two fixing rings, the top of the guide rod section extends out of the upper part of the bottom plate, the end part of the support rod section is provided with a pushed arc surface matched with the anti-falling clamping block, and the support rod section extends into the corresponding anti-falling clamping groove when the support spring is in a natural state.
6. The safety anti-falling device for building construction according to claim 5, wherein four L-shaped anti-falling support rods are provided, and are respectively arranged corresponding to the four support columns.
7. The safety anti-falling device for building construction according to claim 5, wherein the anti-falling clamping block is provided with a pushing arc surface matched with the pushed arc surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210420630.9A CN114751276B (en) | 2022-04-21 | 2022-04-21 | Safe anti-falling device for building construction |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210420630.9A CN114751276B (en) | 2022-04-21 | 2022-04-21 | Safe anti-falling device for building construction |
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| Publication Number | Publication Date |
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| CN114751276A true CN114751276A (en) | 2022-07-15 |
| CN114751276B CN114751276B (en) | 2023-07-21 |
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| CN202210420630.9A Active CN114751276B (en) | 2022-04-21 | 2022-04-21 | Safe anti-falling device for building construction |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115744546A (en) * | 2023-01-03 | 2023-03-07 | 三星电梯有限公司 | Freight elevator for building site |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202936050U (en) * | 2012-10-25 | 2013-05-15 | 刘伟 | Improved elevator for hanging basket |
| CN203158956U (en) * | 2012-12-03 | 2013-08-28 | 福建省连江县迅捷技术孵化有限公司 | Building for preventing ladder cage of construction lift from falling |
| CN209721294U (en) * | 2019-01-30 | 2019-12-03 | 内蒙古玉龙矿业股份有限公司 | A kind of buffering anti-falling cage |
| CN111661734B (en) * | 2020-06-11 | 2021-07-20 | 常熟理工学院 | Anti-falling type shock-proof elevator car |
| CN112780061A (en) * | 2021-03-05 | 2021-05-11 | 苏江忠 | Climbing frame |
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2022
- 2022-04-21 CN CN202210420630.9A patent/CN114751276B/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115744546A (en) * | 2023-01-03 | 2023-03-07 | 三星电梯有限公司 | Freight elevator for building site |
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| CN114751276B (en) | 2023-07-21 |
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