CN110127512A - A kind of anti-skidding Automatic unhooking hook - Google Patents
A kind of anti-skidding Automatic unhooking hook Download PDFInfo
- Publication number
- CN110127512A CN110127512A CN201910521957.3A CN201910521957A CN110127512A CN 110127512 A CN110127512 A CN 110127512A CN 201910521957 A CN201910521957 A CN 201910521957A CN 110127512 A CN110127512 A CN 110127512A
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- China
- Prior art keywords
- hook body
- lifting hook
- connecting plate
- slip
- self
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- 230000005484 gravity Effects 0.000 claims abstract description 16
- 229910000831 Steel Inorganic materials 0.000 claims description 44
- 239000010959 steel Substances 0.000 claims description 44
- 230000007246 mechanism Effects 0.000 claims description 11
- 230000000903 blocking effect Effects 0.000 claims description 7
- 238000007906 compression Methods 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 230000006835 compression Effects 0.000 claims description 3
- 239000000725 suspension Substances 0.000 abstract 3
- 230000000694 effects Effects 0.000 description 11
- 230000009471 action Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 230000001737 promoting effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/22—Rigid members, e.g. L-shaped members, with parts engaging the under surface of the loads; Crane hooks
- B66C1/34—Crane hooks
- B66C1/36—Crane hooks with means, e.g. spring-biased detents, for preventing inadvertent disengagement of loads
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/22—Rigid members, e.g. L-shaped members, with parts engaging the under surface of the loads; Crane hooks
- B66C1/34—Crane hooks
- B66C1/38—Crane hooks adapted for automatic disengagement from loads on release of cable tensions
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Load-Engaging Elements For Cranes (AREA)
Abstract
The invention discloses a kind of anti-skidding Automatic unhooking hooks, including connector and hook body；Connector includes the first U-shaped connecting plate, the second connecting plate, is provided with connecting hole on the second connecting plate；First U-shaped connecting plate is provided with connecting shaft；The side surface upper part of the U-shaped connecting plate of first parallel with connecting shaft center axis is provided with elastic engaging interconnecting piece；The center of gravity of hook body is located between rotation connection hole and the top of hook body.The present invention passes through the structure setting of elastic engaging interconnecting piece, positional relationship at connector, hook body rotation connection and on the inside of the suspension hook of hook body bottom between minimum point is arranged, and the positional relationship setting in hook body rotation connection hole and itself center of gravity, the suspension hook mouth that can be realized the hook body when hoisting heavy is transported to target position and landed is hanged to downward, the cable wire for hanging weight at this time can naturally fall off from suspension hook, it no longer needs manually to take off cable wire, saves manpower and time.
Description
Technical Field
The invention belongs to the technical field of hoisting equipment, and particularly relates to an anti-skidding self-releasing lifting hook.
Background
The lifting hook is a common lifting tool in hoisting machinery, and is often hung on a steel wire rope of a hoisting mechanism by means of a pulley block and other components. When the existing lifting hook is used, a steel cable of a heavy object is usually hung on the lifting hook firstly, then the heavy object is lifted and conveyed to a target position, and after the heavy object is conveyed, the steel cable of the heavy object needs to be manually taken down from the lifting hook, so that certain manpower and time are wasted.
Therefore, it is desirable to design an anti-slip self-unhooking hook that can perform self-unhooking to save labor and time.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide an anti-skidding self-releasing lifting hook.
In order to achieve the purpose, the invention adopts the following technical scheme: an anti-skid self-releasing lifting hook comprises a connecting piece and a lifting hook body;
the connecting piece comprises a first U-shaped connecting plate, a second connecting plate is fixedly arranged at the top of the first U-shaped connecting plate, and a connecting hole is formed in the second connecting plate; a connecting shaft is arranged at the bottom of the inner side of the two side plates of the first U-shaped connecting plate; the upper part of the side surface of the first U-shaped connecting plate parallel to the central axis of the connecting shaft is provided with an elastic clamping connecting part which can be elastically clamped and connected with the top of the lifting hook body;
the middle lower part of the lifting hook body is provided with a rotating connecting hole which is in rotating fit with the connecting shaft; the gravity center of the lifting hook body is positioned between the rotating connecting hole and the top of the lifting hook body;
when the top of the lifting hook body is elastically clamped and connected with the elastic clamping connection part, a vertical line passing through the lowest point of the inner side surface of the lifting hook at the bottom of the lifting hook body is parallel to a vertical central plane passing through the central axis of the connecting shaft;
and an anti-slip mechanism 3 for preventing the steel cable of the heavy object from unhooking is arranged at the middle lower part of the connecting piece.
Preferably, the elastic clamping connection part comprises two symmetrically arranged connection sleeves, and elastic clamping pieces for clamping the top of the hook body between the two connection sleeves are arranged in the two connection sleeves;
the side wall of the connecting sleeve is fixedly connected with the first U-shaped connecting plate.
Preferably, the elastic clamping piece comprises an elastic piece, one end of the elastic piece is fixedly connected with the blocking head, and the other end of the elastic piece is fixedly provided with a clamping steel ball;
the blocking head is fixedly connected with the outer port of the connecting sleeve, and the clamping steel ball is in sliding connection with the inner port of the connecting sleeve;
and spherical grooves matched with the clamping steel balls are symmetrically arranged on two side surfaces of the top of the lifting hook body.
Preferably, the elastic member is a spring.
Preferably, the central axis of the connecting sleeve is parallel to the central axis of the connecting shaft.
Preferably, a vertical central plane passing through the central axis of the connecting hole coincides with a vertical central plane passing through the central axis of the connecting shaft.
Preferably, the anti-slip mechanism comprises an anti-slip connecting plate which is positioned at the same side as the elastic clamping connecting part, and the anti-slip connecting plate is fixedly arranged on the first U-shaped connecting plate; an anti-skid connecting column is vertically and fixedly arranged on the front side of the anti-skid connecting plate, and an anti-skid steel wire is wound on the anti-skid connecting column;
the fixed preceding terminal surface that sets up at first U type connecting plate of one end of antiskid steel wire, the other end downwardly extending of antiskid steel wire to the lifting hook edge of lifting hook body bottom.
Preferably, the edge of the anti-skid connecting plate is vertically and fixedly provided with a baffle forwards.
Preferably, a stud is vertically and fixedly arranged on the lower portion of the front end face of the first U-shaped connecting plate, and one end of the antiskid steel wire is wound on the stud downwards; and a compression nut for compressing the antiskid steel wire is arranged at the end part of the stud.
The invention has the beneficial effects that:
(1) the anti-skid self-releasing lifting hook is arranged by the structure of the elastic clamping connection part, the position relation between the connection part, the rotation connection part of the lifting hook body and the lowest point of the inner side of the lifting hook at the bottom of the lifting hook body, and the position relation between the rotation connection hole of the lifting hook body and the gravity center of the lifting hook body, so that the anti-skid self-releasing lifting hook can realize the following effects: firstly, when a heavy object is lifted, torque which is generated by the gravity of the heavy object and used for promoting the lowest point of the inner side surface of the lifting hook at the bottom of the lifting hook body to rotate to the vertical central plane of the connecting shaft is promoted to promote the top of the lifting hook body to overcome the constraint effect of the elastic clamping connecting part, so that the top of the lifting hook body is disconnected with the elastic clamping connecting part, and the lowest point of the inner side surface of the lifting hook at the bottom of the lifting hook body is; second, lift by crane the heavy object and transport when the target location falls to the ground, the lifting hook body after losing the constraint effect of lifting hook body top elasticity block connecting portion and the action of gravity of lifting hook body bottom heavy object, rotates along the connecting axle under self action of gravity to realize that the lifting hook mouth of lifting hook body 2 hangs to downwards, and the cable wire that hangs the heavy object this moment can drop from the lifting hook naturally, no longer need the manual work to take off the cable wire, has saved manpower and time.
(2) The anti-skid self-release lifting hook provided by the invention has the advantage that the anti-skid mechanism for preventing the steel cable tied with the heavy object from slipping out of the lifting hook is arranged at the middle lower part of the connecting piece, so that the steel cable tied with the heavy object is prevented from slipping out of the lifting hook in the lifting and hoisting process.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the application and, together with the description, serve to explain the application and are not intended to limit the application.
FIG. 1 is a schematic perspective view of the construction of the anti-slip self-disengaging hook of the present invention;
FIG. 2 is a schematic front view of the anti-slip self-disengaging hook of the present invention;
FIG. 3 is a schematic left side view of the construction of the anti-slip self-disengaging hook of the present invention;
FIG. 4 is a right side view of the anti-slip self-disengaging hook of the present invention in the configuration illustrated;
FIG. 5 is a sectional view taken along line A-A of FIG. 2;
FIG. 6 is a schematic perspective view of the structure of the connector of the present invention;
FIG. 7 is a front view showing the structure of the connecting member of the present invention;
FIG. 8 is a schematic left side view of the structure of the connector of the present invention;
FIG. 9 is a right side view showing the construction of the connector of the present invention;
FIG. 10 is a sectional view taken along line B-B of FIG. 7;
FIG. 11 is a schematic perspective view of the hook body of the present invention;
FIG. 12 is a front view of the hook body of the present invention;
FIG. 13 is a cross-sectional view taken along line C-C of FIG. 12;
FIG. 14 is a schematic view of the present invention after the load is lifted by the anti-slip self-disengaging hook;
FIG. 15 is a schematic view of the anti-slip self-disengaging hook of the present invention after placement of a weight thereon;
wherein,
1-connecting piece, 11-first U-shaped connecting plate, 12-second connecting plate, 13-connecting hole, 14-connecting shaft, 15-elastic clamping connecting part, 151-connecting sleeve, 152-elastic piece, 153-sealing head, 154-clamping steel ball, 16-stud and 17-compression nut;
2-a hook body, 21-a rotary connecting hole and 22-a spherical groove;
3-anti-slip mechanism, 31-anti-slip connecting plate, 32-anti-slip connecting column, 33-anti-slip steel wire and 34-baffle.
Detailed Description
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
In the present invention, terms such as "upper", "lower", "bottom", "top", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only terms of relationships determined for convenience in describing structural relationships of the components or elements of the present invention, and do not particularly indicate any components or elements of the present invention, and are not to be construed as limiting the present invention.
In the present invention, terms such as "connected" and "connecting" should be interpreted broadly, and mean either a fixed connection or an integral connection or a detachable connection; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be determined according to specific situations by persons skilled in the relevant scientific or technical field, and are not to be construed as limiting the present invention.
The invention is further illustrated with reference to the following figures and examples.
As shown in fig. 1-4, an anti-slip self-releasing hook comprises a connecting piece 1 and a hook body 2;
as shown in fig. 6-9, the connecting member 1 includes a first U-shaped connecting plate 11, a second connecting plate 12 is fixedly disposed on the top of the first U-shaped connecting plate 11, a connecting hole 13 is disposed on the second connecting plate 12, and the connecting hole 13 is used for connecting with a hoisting mechanism; a connecting shaft 14 is arranged at the bottom of the inner side of each of the two side plates of the first U-shaped connecting plate 11; an elastic clamping connection part 15 capable of elastically clamping and connecting with the top of the lifting hook body 2 is arranged at the upper part of the side surface of the first U-shaped connecting plate 11 parallel to the central axis of the connecting shaft 14;
as shown in fig. 11-12, the lower middle portion of the hook body 2 is provided with a rotation connection hole 21 which is rotatably matched with the connection shaft 14; the gravity center of the lifting hook body 2 is positioned between the rotating connecting hole 21 and the top of the lifting hook body 2; that is, the weight of the hook body on the right side of the rotation connecting hole 21 is greater than the weight of the hook body on the left side of the rotation connecting hole 21, and if there is no binding effect of the elastic clamping connecting part 15 on the top of the hook body 2, the hook body 2 will rotate along the connecting shaft 14 under the action of gravity, so that the hook body 2 on the right side of the rotation connecting hole 21 rotates to the lower side;
as shown in fig. 2, when the top of the hook body 2 is elastically fastened and connected to the elastic fastening connection portion 15, a vertical line passing through the lowest point of the inner side surface of the hook at the bottom of the hook body 2 is parallel to a vertical central plane passing through the central axis of the connection shaft 14, that is, the lowest point of the inner side surface of the hook at the bottom of the hook body 2 is not located on the vertical central plane passing through the central axis of the connection shaft 14;
when the lifting hook is not used, namely a heavy object is not hung on the lifting hook, the top of the lifting hook body 2 is elastically clamped and connected with the elastic clamping and connecting part 15;
when a heavy object is hung on the bottom hook of the hook body 2 and lifted, the acting position of the upward supporting force resultant of the connecting piece 1 to the hook body 2 is positioned on the vertical central plane of the connecting shaft 14, and the acting position of the downward pulling force of the heavy object to the hook body 2 is positioned at the lowest point of the inner side surface of the bottom hook of the hook body 2, because the lowest point of the inner side surface of the bottom hook of the hook body 2 is not positioned on the vertical central plane of the connecting shaft 14, the gravity of the heavy object will generate a torque which can promote the lowest point of the inner side surface of the bottom hook of the hook body 2 to rotate to the vertical central plane of the connecting shaft 14, once the torque effect generated by the gravity of the heavy object is greater than the binding effect of the elastic clamping connecting part 15 to the hook body 2, the top of the hook body 2 will be disconnected with the, as shown in fig. 14;
when a lifted heavy object is transported to a target position, the heavy object does not generate downward tension on the hook body 2 any more, after the hook body 2 loses the constraint effect of the elastic clamping connection part 15 at the top of the hook body 2 and the gravity effect of the heavy object at the bottom of the hook body 2, because the weight of the hook body at the right side of the rotating connection hole 21 is larger than that of the hook body at the left side of the rotating connection hole 21, under the self-gravity effect of the hook body 2, the hook body 2 rotates along the connection shaft 14, so that the hook body 2 at the right side of the rotating connection hole 21 rotates to the lower side, as shown in fig. 15, because the hook opening of the hook body 2 is suspended downwards, a steel cable for hanging the heavy object can naturally fall off from the hook at the moment;
the middle lower part of the connecting piece 1 is provided with an anti-slip mechanism 3 for preventing the steel cable tied with the heavy object from slipping out of the lifting hook in the lifting and hoisting process, and the anti-slip mechanism 3 is used for preventing the steel cable tied with the heavy object from slipping out of the lifting hook.
Preferably, as shown in fig. 5 and 10, the elastic engaging connecting portion 15 includes two connecting sleeves 151 symmetrically disposed, and an elastic engaging member is disposed inside the two connecting sleeves 151 for engaging the top of the hook body 2 between the two connecting sleeves 151;
the side wall of the connecting sleeve 151 is fixedly connected with the first U-shaped connecting plate 11, and can be welded.
Preferably, as shown in fig. 5 and 10, the elastic engaging member includes an elastic member 152, one end of the elastic member 152 is fixedly connected to a blocking head 153, and the other end of the elastic member 152 is fixedly provided with an engaging steel ball 154;
the blocking head 153 is fixedly connected with the outer port of the connecting sleeve 151, and the clamping steel ball 154 is slidably connected with the inner port of the connecting sleeve 151;
the two side surfaces of the top of the hook body 2 are symmetrically provided with spherical grooves 22 matched with the clamping steel balls 154.
Preferably, the elastic member 152 is a spring.
Preferably, the central axis of the connecting sleeve 151 is parallel to the central axis of the connecting shaft 14.
Preferably, a vertical center plane passing through the center axis of the connection hole 13 coincides with a vertical center plane passing through the center axis of the connection shaft 14.
Preferably, as shown in fig. 6, the anti-slip mechanism 3 includes an anti-slip connecting plate 31 located on the same side as the elastic clamping connection portion 15, and the anti-slip connecting plate 31 is fixedly disposed on the first U-shaped connecting plate 11; an anti-skid connecting column 32 is vertically and fixedly arranged on the front side of the anti-skid connecting plate 31, and an anti-skid steel wire 33 is wound on the anti-skid connecting column 32;
the fixed preceding terminal surface that sets up at first U type connecting plate 11 of one end of antiskid steel wire 33, the other end downwardly extending of antiskid steel wire 33 to the lifting hook edge of 2 bottoms of lifting hook body to with the lifting hook mouth shutoff of 2 bottoms of lifting hook body.
Preferably, as shown in fig. 6, a baffle 34 is vertically fixed forward at the edge of the antiskid connecting plate 31 to prevent the extending end of the antiskid steel wire 33 from expanding outward and blocking the hook opening.
Preferably, a stud 16 is vertically and fixedly arranged on the lower portion of the front end face of the first U-shaped connecting plate 11, and one end of the antiskid steel wire 33 is wound on the stud 16 downwards; the end of the stud 16 is provided with a compression nut 17 which compresses the anti-skid steel wire 33.
The anti-slip self-releasing hook has the following specific implementation mode:
(1) hanging a heavy object: firstly, the extending end of the antiskid steel wire 33 is pressed inwards, then the steel cable of the heavy object to be lifted is hung on the lifting hook at the bottom of the lifting hook body 2, and after the steel cable is hung, the extending end of the antiskid steel wire 33 is returned to seal the opening of the lifting ditch, so that the steel cable tied with the heavy object is prevented from slipping out of the lifting hook in the lifting and lifting process;
(2) hoisting and hoisting: lifting the lifting hook and the suspended heavy object by adopting lifting equipment, when the heavy object is lifted off the ground, the acting position of the upward supporting force resultant of the connecting piece 1 to the lifting hook body 2 is positioned on the vertical central plane of the connecting shaft 14, and the acting position of the downward pulling force of the heavy object to the lifting hook body 2 is positioned at the lowest point of the inner side surface of the lifting hook at the bottom of the lifting hook body 2, because the lowest point of the inner side surface of the lifting hook at the bottom of the lifting hook body 2 is not positioned on the vertical central plane of the connecting shaft 14, the gravity of the heavy object can generate a torque for promoting the lowest point of the inner side surface of the lifting hook at the bottom of the lifting hook body 2 to rotate to the vertical central plane of the connecting shaft 14, once the torque effect generated by the gravity of the heavy object is greater than the binding effect of the elastic clamping connecting part 15, as shown in fig. 14; in the whole lifting process, the lifting hook always keeps the state as shown in fig. 14 to lift the heavy object;
(3) placing a weight at the target location: when the lifted heavy object is transported to the upper part of the target position, the lifting equipment controls the lifting hook and the heavy object to descend, when the heavy object falls to the ground, the heavy object does not generate downward pulling force on the lifting hook body 2 any more, after the lifting hook body 2 loses the constraint action of the elastic clamping connection part 15 at the top of the lifting hook body 2 and the gravity action of the heavy object at the bottom of the lifting hook body 2, since the weight of the hook body on the right side of the rotation coupling hole 21 is greater than the weight of the hook body on the left side of the rotation coupling hole 21, under the action of the self-gravity of the hook body 2, the hook body 2 will rotate along the connecting shaft 14, so that the hook body 2 on the right side of the rotation connecting hole 21 is rotated to the lower side, as shown in fig. 15, because the lifting hook mouth of the lifting hook body 2 is hung downwards, the steel cable for hanging the heavy object can naturally fall off from the lifting hook at the moment, the steel cable does not need to be taken off manually, and the labor and the time are saved.
Although the embodiments of the present invention have been described with reference to the accompanying drawings, it is not intended to limit the present invention, and it should be understood by those skilled in the art that various modifications and changes may be made without inventive efforts based on the technical solutions of the present invention.
Claims (9)
1. An anti-skid self-releasing lifting hook is characterized by comprising a connecting piece and a lifting hook body;
the connecting piece comprises a first U-shaped connecting plate, a second connecting plate is fixedly arranged at the top of the first U-shaped connecting plate, and a connecting hole is formed in the second connecting plate; a connecting shaft is arranged at the bottom of the inner side of the two side plates of the first U-shaped connecting plate; the upper part of the side surface of the first U-shaped connecting plate parallel to the central axis of the connecting shaft is provided with an elastic clamping connecting part which can be elastically clamped and connected with the top of the lifting hook body;
the middle lower part of the lifting hook body is provided with a rotating connecting hole which is in rotating fit with the connecting shaft; the gravity center of the lifting hook body is positioned between the rotating connecting hole and the top of the lifting hook body;
when the top of the lifting hook body is elastically clamped and connected with the elastic clamping connection part, a vertical line passing through the lowest point of the inner side surface of the lifting hook at the bottom of the lifting hook body is parallel to a vertical central plane passing through the central axis of the connecting shaft;
and the middle lower part of the connecting piece is provided with an anti-slip mechanism for preventing the steel cable of the heavy object from unhooking.
2. The anti-slip self-releasing lifting hook as claimed in claim 1, wherein the elastic clamping connection part comprises two symmetrically arranged connection sleeves, and an elastic clamping piece for clamping the top of the lifting hook body between the two connection sleeves is arranged in the two connection sleeves;
the side wall of the connecting sleeve is fixedly connected with the first U-shaped connecting plate.
3. The anti-slip self-releasing lifting hook according to claim 2, wherein the elastic clamping member comprises an elastic member, one end of the elastic member is fixedly connected with the blocking head, and the other end of the elastic member is fixedly provided with a clamping steel ball;
the blocking head is fixedly connected with the outer port of the connecting sleeve, and the clamping steel ball is in sliding connection with the inner port of the connecting sleeve;
and spherical grooves matched with the clamping steel balls are symmetrically arranged on two side surfaces of the top of the lifting hook body.
4. A slip-resistant self-releasing hook as claimed in claim 3, in which said resilient member is a spring.
5. The anti-slip self-releasing hook as claimed in claim 2, wherein the central axis of said connecting sleeve is parallel to the central axis of said connecting shaft.
6. The anti-slip self-releasing hook as claimed in claim 1, wherein a vertical center plane passing through a center axis of said coupling hole coincides with a vertical center plane passing through a center axis of said coupling shaft.
7. The anti-slip self-release hook according to claim 1, wherein the anti-slip mechanism comprises an anti-slip connecting plate located on the same side as the elastic snap-fit connecting portion, the anti-slip connecting plate being fixedly disposed on the first U-shaped connecting plate; an anti-skid connecting column is vertically and fixedly arranged on the front side of the anti-skid connecting plate, and an anti-skid steel wire is wound on the anti-skid connecting column;
the fixed preceding terminal surface that sets up at first U type connecting plate of one end of antiskid steel wire, the other end downwardly extending of antiskid steel wire to the lifting hook edge of lifting hook body bottom.
8. The anti-slip self-releasing hook as recited in claim 7, wherein a baffle is vertically fixed forward at an edge of the anti-slip joint plate.
9. The anti-slip self-releasing lifting hook according to claim 7, wherein a stud is vertically and fixedly arranged at the lower part of the front end surface of the first U-shaped connecting plate, and one end of the anti-slip steel wire is downwards wound on the stud; and a compression nut for compressing the antiskid steel wire is arranged at the end part of the stud.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910521957.3A CN110127512A (en) | 2019-06-17 | 2019-06-17 | A kind of anti-skidding Automatic unhooking hook |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910521957.3A CN110127512A (en) | 2019-06-17 | 2019-06-17 | A kind of anti-skidding Automatic unhooking hook |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110127512A true CN110127512A (en) | 2019-08-16 |
Family
ID=67577448
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910521957.3A Withdrawn CN110127512A (en) | 2019-06-17 | 2019-06-17 | A kind of anti-skidding Automatic unhooking hook |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110127512A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116534716A (en) * | 2023-04-21 | 2023-08-04 | 江苏万重山电气有限公司 | Self-unhooking mechanism |
| CN118164359A (en) * | 2024-05-13 | 2024-06-11 | 河南鑫亨佳建筑工程有限公司 | Lifting appliance for bridge construction |
-
2019
- 2019-06-17 CN CN201910521957.3A patent/CN110127512A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116534716A (en) * | 2023-04-21 | 2023-08-04 | 江苏万重山电气有限公司 | Self-unhooking mechanism |
| CN118164359A (en) * | 2024-05-13 | 2024-06-11 | 河南鑫亨佳建筑工程有限公司 | Lifting appliance for bridge construction |
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Application publication date: 20190816 |