CN210366475U - Safety falling protector of construction elevator - Google Patents
Safety falling protector of construction elevator Download PDFInfo
- Publication number
- CN210366475U CN210366475U CN201921235918.9U CN201921235918U CN210366475U CN 210366475 U CN210366475 U CN 210366475U CN 201921235918 U CN201921235918 U CN 201921235918U CN 210366475 U CN210366475 U CN 210366475U
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- China
- Prior art keywords
- fixedly connected
- cage
- rod
- safety hook
- spring
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- Expired - Fee Related
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- 238000010276 construction Methods 0.000 title claims abstract description 25
- 230000001012 protector Effects 0.000 title claims description 26
- 229910000831 Steel Inorganic materials 0.000 claims description 12
- 239000010959 steel Substances 0.000 claims description 12
- 230000035945 sensitivity Effects 0.000 abstract description 5
- 230000002265 prevention Effects 0.000 abstract description 4
- 239000004566 building material Substances 0.000 description 7
- 239000000725 suspension Substances 0.000 description 6
- 230000009471 action Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000000306 component Substances 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 239000000872 buffer Substances 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
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Abstract
The utility model discloses a construction elevator safety hook relates to construction equipment technical field, including the safety hook casing, one side sliding connection of safety hook casing has the pull rod, and the upper portion fixedly connected with pull ring of pull rod, the upper portion of pull ring are equipped with wire rope, and one side of cam is equipped with the wedge and struts the board, and articulated on the safety hook casing have the connecting rod, and the one end of connecting rod articulates there is the clutch blocks, and one side sliding connection of chute board has the slide bar, and the one end fixedly connected with siren of dog is kept away from to the second spring. The utility model discloses a set up the clutch blocks, after wire rope breaks, the clutch blocks makes the cage stop the gliding with cage slide quick friction, prevents that the staff in the cage from receiving strong impact, through setting up the siren, can break after wire rope, the sensitivity is higher, and the siren is at first sent warning signal, helps the staff in the cage to make prevention preparation work, prevents further the expansion of loss.
Description
Technical Field
The utility model relates to a construction equipment technical field specifically is a construction elevator safety hook.
Background
The construction elevator is a hoisting machine for vertically transporting building materials, and is mainly used for vertically transporting concrete, prefabricated components, bricks, sand and stone materials, mortar, steel bars and other building materials in building construction operation, if the construction elevator does not have the function of falling prevention, once a steel cable is broken, the cage can generate uncontrollable danger, the cage can not only cause the loss of the building materials but also seriously harm the life health of constructors, the safety falling protector is a safety protection device of the construction elevator, when the construction elevator encounters an accident, the cage is prevented from falling, the safety of the personnel and goods is ensured, the safety devices of the existing construction elevator mostly adopt speed limiters, safety tongs, buffers, gear cone drum-shaped progressive falling protectors and the like, most of the safety devices have complex structures and larger impact, the cage can generate the feeling of falling during the sudden stop, the speed change of the cage is larger, other parts are easily damaged, when the steel cable is broken, warning information cannot be sent out in a targeted manner, and the worker cannot do protection work in advance.
Therefore, it is necessary to provide a safety catcher for a construction elevator to solve the above problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a construction elevator safety hook to the current construction elevator safety hook who proposes in solving above-mentioned background art takes place to pause and frustrate when scram and feels and can't in time send the problem of warning information.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:
a safety falling protector of a construction elevator comprises a falling protector shell, wherein one side of the falling protector shell is connected with a pull rod in a sliding manner, the upper part of the pull rod is fixedly connected with a pull ring, the upper part of the pull ring is provided with a steel wire rope, one side of the pull rod is fixedly connected with a first slide rail, the upper part of the falling protector shell is fixedly connected with a chute plate, the bottom of the pull rod is fixedly connected with a limiting block, the upper part of the limiting block is provided with a swing rod, the upper part of one end, close to the pull rod, of the swing rod is provided with a balance weight, one side of the balance weight is fixedly connected with a sector gear, one side of the sector gear is provided with a rotating shaft, the rotating shaft is fixedly connected with a cylindrical gear and a cam, one side of the cam is provided with a wedge-shaped opening plate, one side sliding connection of chute board has the slide bar, be equipped with the dog on the slide bar, one side fixedly connected with second spring of dog, the one end fixedly connected with siren that the dog was kept away from to the second spring, siren and safety hook casing fixed connection.
Optionally, one end of the swing rod is hinged to the falling protector shell, and a projection is arranged at the other end of the swing rod.
Optionally, the sector gear is rotationally connected with the fall arrester housing, and the cylindrical gear is in meshed connection with the sector gear.
Optionally, a second sliding rail is fixedly connected to the safety hook shell, sliding grooves are formed in the two sides of the wedge-shaped opening plate, and the sliding grooves are connected with the second sliding rail in a sliding mode.
Optionally, one end of the wedge-shaped opening plate is fixedly connected with a first spring, and one end, far away from the wedge-shaped opening plate, of the first spring is fixedly connected with the falling protector shell.
Optionally, the cage slide is connected with the friction block in a sliding manner, the number of the connecting rods is two, and a third spring is arranged between the two connecting rods.
Optionally, the chute plate is slidably connected to the first slide rail, and one end of the slide bar close to the chute plate is trapezoidal.
The utility model discloses a technological effect and advantage:
1. the utility model discloses a set up the clutch blocks, after wire rope breaks, the clutch blocks makes the cage speed reduction with cage slide rapid friction, and the sensitivity is high, and stability is strong, prevents that the feeling of losing in the pause or pause from appearing, and the speed of cage can not sharply change, prevents that the staff in the cage from receiving strong impact, ensures the stability of building material in the cage, after the cage stops, can keep current position unchangeable, helps the transportation of staff's transfer and building material.
2. The utility model discloses a set up the siren, can be after wire rope breaks, the siren at first sends warning signal, and the sensitivity is higher, helps the staff in the cage to make prevention preparation work, ensures after the problem appears, and operating personnel can in time discover construction elevator's trouble, prevents the further expansion of loss.
Drawings
FIG. 1 is a schematic view of the structure of the present invention;
FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1 according to the present invention;
fig. 3 is a schematic cross-sectional view of the pull rod structure of the present invention;
fig. 4 is a schematic top view of the wedge-shaped opening plate structure of the present invention.
In the figure: 1. a fall arrestor housing; 2. a pull rod; 3. a pull ring; 4. a wire rope; 5. a swing rod; 6. a chute plate; 7. a first slide rail; 8. a limiting block; 9. balancing weight; 10. a sector gear; 11. a rotating shaft; 12. a cylindrical gear; 13. a cam; 14. a wedge-shaped spreader plate; 15. a second slide rail; 16. a first spring; 17. a connecting rod; 18. a friction block; 19. a cage slide; 20. a slide bar; 21. a stopper; 22. a second spring; 23. an alarm; 24. and a third spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "disposed," "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; may be a mechanical connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.
The utility model provides a safety falling protector of a construction elevator as shown in figures 1-4, which comprises a falling protector shell 1, the bottom of the falling protector shell 1 is fixedly connected with a suspension cage, one side of the falling protector shell 1 is slidably connected with a pull rod 2, the upper part of the pull rod 2 is fixedly connected with a pull ring 3, the upper part of the pull ring 3 is provided with a steel wire rope 4, one side of the pull rod 2 is fixedly connected with a first slide rail 7, the upper part of the falling protector shell 1 is fixedly connected with a slide groove plate 6, the slide groove plate 6 is slidably connected with the first slide rail 7, the bottom of the pull rod 2 is fixedly connected with a stopper 8, the upper part of the stopper 8 is provided with a swing rod 5, one end of the swing rod 5 is hinged with the falling protector shell 1, the other end of the swing rod 5 is provided with a convex block, the upper part of one end of the swing rod 5 close to the pull rod 2 is, one side of a sector gear 10 is provided with a rotating shaft 11, the rotating shaft 11 is fixedly connected with a cylindrical gear 12 and a cam 13, the cylindrical gear 12 is meshed with the sector gear 10, one side of the cam 13 is provided with a wedge-shaped opening plate 14, the falling protector shell 1 is fixedly connected with a second slide rail 15, two sides of the wedge-shaped opening plate 14 are both provided with slide grooves, the slide grooves are in sliding connection with the second slide rail 15, one end of the wedge-shaped opening plate 14 is fixedly connected with a first spring 16, one end of the first spring 16, which is far away from the wedge-shaped opening plate 14, is fixedly connected with the falling protector shell 1, the falling protector shell 1 is hinged with a connecting rod 17, one end of the connecting rod 17 is hinged with a friction block 18, one side of the falling protector shell 1 is provided with a cage slide way 19, the cage slide way 19 is in sliding connection with the friction block 18, after the steel wire rope 4 is broken, the friction, the sensitivity is high, the stability is strong, the suspension feeling is prevented, the speed of the suspension cage cannot be changed rapidly, workers in the suspension cage are prevented from being impacted strongly, the stability of building materials in the suspension cage is ensured, the existing position can be kept unchanged after the suspension cage is stopped, the transfer of the workers and the transfer of the building materials are facilitated, two connecting rods 17 are provided, a third spring 24 is arranged between the two connecting rods 17, one side of a chute plate 6 is connected with a sliding rod 20 in a sliding manner, one end, close to the chute plate 6, of the sliding rod 20 is in a trapezoid shape, a stop block 21 is arranged on the sliding rod 20, one side of the stop block 21 is fixedly connected with a second spring 22, one end, far away from the stop block 21, of the second spring 22 is fixedly connected with an alarm 23, the alarm 23 is fixedly connected with a falling protector shell 1, and the alarm 23 can give out a warning signal after a steel wire rope 4 is broken, the sensitivity is higher, helps the staff in the cage to make prevention preparation work, ensures after the problem appears, and operating personnel can in time discover construction elevator's trouble, prevents the further expansion of loss.
The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.
The utility model discloses a theory of operation: when the steel wire rope 4 is broken, the steel wire rope 4 is loosened, the pull rod 2 and the pull ring 3 both move downwards under the action of gravity, the first slide rail 7 moves downwards along with the pull rod 2, the second spring 22 ejects the slide rod 20, the slide rod 20 connects the circuit of the alarm 23, the alarm 23 starts to send out a warning signal, the pull rod 2 continues to slide downwards, the limiting block 8 moves downwards, one end of the swing rod 5 rotates downwards, the counterweight 9 moves downwards to drive the sector gear 10 to rotate upwards and rotate along with the cylindrical gear 12 to drive the rotating shaft 11 to rotate, the cam 13 rotates, a part of the cam 13 far away from the axis is in contact with the wedge-shaped opening plate 14, the wedge-shaped opening plate 14 is pushed to the cage slideway 19, the wedge-shaped opening plate 14 opens one end of the connecting rod 17, the connecting rod 17 rotates by taking the hinged part as the center, so that the friction block 18 is pressed in the cage slideway 19, the cage starts to decelerate until the cage stops descending, after the steel wire rope 4 is repaired, the steel wire rope 4 is tensioned by the gravity of the cage, the pull rod 2 and the pull ring 3 all move upwards, the sliding rod 20 is pushed back, the alarm 23 is powered off, the alarm stops sending out a warning signal, the pull rod 2 drives the limiting block 8 to move upwards, the swing rod 5 is enabled to move upwards, the balance weight 9 is lifted, the sector gear 10 rotates to drive the cylindrical gear 12 to rotate, the rotating shaft 11 rotates to drive the cam 13 to rotate, the position far away from the axis on the cam 13 is separated from the wedge-shaped opening plate 14, the wedge-shaped opening plate 14 is rebounded under the action of the first spring 16, the wedge-shaped opening plate 14 is far away from the connecting rod 17, and the connecting rod 17 is pulled by the third spring 24, so that the friction block 18 is separated from the cage slide way.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (7)
1. The utility model provides a construction elevator safety hook, includes safety hook casing (1), its characterized in that: one side of the falling protector shell (1) is slidably connected with a pull rod (2), the upper part of the pull rod (2) is fixedly connected with a pull ring (3), the upper part of the pull ring (3) is provided with a steel wire rope (4), one side of the pull rod (2) is fixedly connected with a first slide rail (7), the upper part of the falling protector shell (1) is fixedly connected with a chute plate (6), the bottom of the pull rod (2) is fixedly connected with a limit block (8), the upper part of the limit block (8) is provided with a swing rod (5), the upper part of one end, close to the pull rod (2), of the swing rod (5) is provided with a balance weight (9), one side of the balance weight (9) is fixedly connected with a sector gear (10), one side of the sector gear (10) is provided with a rotating shaft (11), the rotating shaft (11) is fixedly connected with a cylindrical gear (12) and a cam (13), articulated on safety hook casing (1) have connecting rod (17), the one end of connecting rod (17) articulates there is clutch blocks (18), one side of safety hook casing (1) is equipped with cage slide (19), one side sliding connection of chute board (6) has slide bar (20), be equipped with dog (21) on slide bar (20), one side fixedly connected with second spring (22) of dog (21), one end fixedly connected with siren (23) of dog (21) are kept away from in second spring (22), siren (23) and safety hook casing (1) fixed connection.
2. The construction hoist safety catcher of claim 1, wherein:
one end of the swing rod (5) is hinged with the falling protector shell (1), and the other end of the swing rod (5) is provided with a convex block.
3. The construction hoist safety catcher of claim 1, wherein:
the sector gear (10) is rotationally connected with the falling protector shell (1), and the cylindrical gear (12) is meshed with the sector gear (10).
4. The construction hoist safety catcher of claim 1, wherein:
fixedly connected with second slide rail (15) on safety hook casing (1), the spout has all been seted up to the both sides of wedge expanding plate (14), spout and second slide rail (15) sliding connection.
5. The construction hoist safety catcher of claim 1, wherein:
one end of the wedge-shaped opening plate (14) is fixedly connected with a first spring (16), and one end, far away from the wedge-shaped opening plate (14), of the first spring (16) is fixedly connected with the falling protector shell (1).
6. The construction hoist safety catcher of claim 1, wherein:
cage slide (19) and clutch blocks (18) sliding connection, connecting rod (17) have two, two be equipped with third spring (24) between connecting rod (17).
7. The construction hoist safety catcher of claim 1, wherein:
the chute board (6) is connected with the first sliding rail (7) in a sliding mode, and one end, close to the chute board (6), of the sliding rod (20) is trapezoidal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921235918.9U CN210366475U (en) | 2019-08-01 | 2019-08-01 | Safety falling protector of construction elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921235918.9U CN210366475U (en) | 2019-08-01 | 2019-08-01 | Safety falling protector of construction elevator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210366475U true CN210366475U (en) | 2020-04-21 |
Family
ID=70248916
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921235918.9U Expired - Fee Related CN210366475U (en) | 2019-08-01 | 2019-08-01 | Safety falling protector of construction elevator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210366475U (en) |
-
2019
- 2019-08-01 CN CN201921235918.9U patent/CN210366475U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200421 |