CN212799311U - Hoisting device for hoisting steel rail - Google Patents
Hoisting device for hoisting steel rail Download PDFInfo
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- CN212799311U CN212799311U CN202021156609.5U CN202021156609U CN212799311U CN 212799311 U CN212799311 U CN 212799311U CN 202021156609 U CN202021156609 U CN 202021156609U CN 212799311 U CN212799311 U CN 212799311U
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- connecting arm
- arm
- supporting part
- lifting
- steel rail
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Abstract
The utility model discloses a hoisting device for hoisting steel rails, which comprises a connecting plate, a first connecting arm, a second connecting arm, a third connecting arm, a fourth connecting arm and a supporting part, wherein the supporting part comprises a first supporting part and a second supporting part; the lower end of the third connecting arm is provided with a first supporting part, and the lower end of the fourth connecting arm is provided with a second supporting part; the first connecting arm and the second connecting arm are consistent in shape, and the third connecting arm and the fourth connecting arm are consistent in shape; the first connecting arm and the fourth connecting arm are connected through a first connecting shaft, and the second connecting arm and the fourth connecting arm are connected through a second connecting shaft; the first connecting shaft is connected with the second connecting shaft through a spring. The utility model discloses set up many linking arms structure, set up the spring moreover between first linking arm and second linking arm, through the effect of spring, can reduce rocking and vibrations of rail on calliper, avoid the derail. Whole hoist device is more steady, promotes the hoist and mount security.
Description
Technical Field
The utility model belongs to machinery hoist and mount field, concretely relates to hoist device for rail lifts by crane.
Background
Track replacement and pavement is a mature technology and mainly relates to the field of auxiliary hoisting tools for subway steel rails. At present, most of common rail replacing and paving adopt manual track lifting devices, and the rail replacing and paving can be realized by means of the manual track lifting devices. Although the manual track lifting device comprises a mechanical type and a hydraulic type, the manual track lifting device still wastes time and labor, needs a plurality of machines for operation, is low in efficiency and high in labor intensity, and even can cause safety accidents due to mechanical failure or improper operation of personnel.
At present, although researchers develop walking type track lifting equipment, the walking function is only added on the basis of the traditional gantry crane, and the hoisting and transferring of the track are realized through rollers. In occasions such as mechanical hoisting, building site construction and the like, the steel rail needs to be hoisted and transported, and generally has the characteristics of large weight and large volume, particularly a special steel rail for 25m steel rails. Traditional calliper is because the rocking and the swing of lifting hook for at the in-process of lifting by crane, the rail is at the regional upper and lower side drunkenness and the vibrations of calliper's inner ring, and stability is relatively poor.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's is not enough, provides a hoist device for rail lifts by crane, reduces and lifts by crane the in-process, and the rail drunkenness and vibrations on calliper.
The purpose of the utility model is realized through the following technical scheme:
a hoisting device for hoisting a steel rail comprises a connecting plate, a first connecting arm, a second connecting arm, a third connecting arm, a fourth connecting arm and a supporting part, wherein the supporting part comprises a first supporting part and a second supporting part;
the connecting plate is provided with a connecting hole for connecting with the lifting hook; the connecting plate, the first connecting arm and the second connecting arm are connected through a first rivet; the third connecting arm and the fourth connecting arm are connected through a second rivet; the lower end of the third connecting arm is provided with a first supporting part, and the lower end of the fourth connecting arm is provided with a second supporting part;
the first connecting arm and the second connecting arm are consistent in shape, and the third connecting arm and the fourth connecting arm are consistent in shape; the first connecting arm and the fourth connecting arm are connected through a first connecting shaft, and the second connecting arm and the fourth connecting arm are connected through a second connecting shaft; the first connecting shaft is connected with the second connecting shaft through a spring.
Preferably, the third connecting arm and the fourth connecting arm are L-shaped; the third connecting arm and the fourth connecting arm are both provided with a first connecting section and a second connecting section; the first connecting section of the third connecting arm is connected with the first connecting section of the fourth connecting arm through a second rivet.
Preferably, an included angle between the first connecting section and the second connecting section of the third connecting arm is larger than 90 degrees; the included angle between the first connecting section and the second connecting section of the fourth connecting arm is larger than 90 degrees.
Preferably, the first connecting section and the second connecting section of the third connecting arm have the same cross-sectional shape.
Preferably, the third connecting arm is integrally formed with the first supporting portion; the fourth connecting arm and the second supporting portion are integrally formed.
Preferably, the lower part of the first supporting part is in the shape of a circular arc protruding downwards; the lower part of the second supporting part
Preferably, the first supporting part is used for slightly tilting upwards at a part tightly attached to the steel rail (the upward slight tilting angle is X, and X is more than 0 degree and less than or equal to 30 degrees); the second supporting part is used for slightly tilting upwards (the upward slight tilting angle is Y, and Y is more than 0 degree and less than or equal to 30 degrees) at the part tightly attached to the steel rail.
Preferably, the top of the connecting plate is provided with a connecting hole, and the wall thickness of the connecting hole is not less than 5mm (generally not more than 60 mm).
As preferred mode, the pore wall downside of connecting hole top sets up to the arc structure, and after the lifting hook was hung, the crotch part cooperation of this arc structure and lifting hook avoided only the edge of pore wall and lifting hook contact, caused to rock or the connecting plate warp.
Preferably, the connecting plate is disposed between the first connecting arm and the second connecting arm.
The utility model has the advantages that:
the utility model discloses set up many linking arms structure, set up the spring moreover between first linking arm and second linking arm, through the effect of spring, can reduce rocking and vibrations of rail on calliper, avoid the derail.
The utility model discloses a connection structure of rivet and connecting axle, the installation of being convenient for. Meanwhile, the spring is easier to fix due to the arrangement of the connecting shaft.
The whole hoisting device is also provided with a connecting plate which is convenient to be connected with a lifting hook. The structure of connecting plate sets up rationally, helps balanced linking arm, lifts by crane or the transportation in-process, and whole hoist device is more steady, promotes the hoist and mount security.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a schematic structural view of a hoisting device;
FIG. 2 is one of the schematic structural views at the supporting part;
FIG. 3 is a second schematic view of the structure of the supporting portion;
in the figure, 1-connecting plate, 2-first connecting arm, 3-second connecting arm, 4-first connecting shaft, 5-spring, 6-third connecting arm, 7-fourth connecting arm, 8-supporting part, 9-rubber pad and 10-magnet.
Detailed Description
The technical solution of the present invention is described in further detail below with reference to the accompanying drawings, but the scope of the present invention is not limited to the following description.
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms indicating orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the equipment or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "fixed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present application, unless expressly stated or limited otherwise, the presence of a first feature above or below a second feature may encompass direct contact of the first and second features, and may also encompass contact of the first and second features not being in direct contact, but via additional features between them. Also, the first feature being above, on or above the second feature includes the first feature being directly above and obliquely above the second feature, or merely means that the first feature is at a higher level than the second feature. Including a first feature being directly below and obliquely below a second feature, or simply indicating that the first feature is at a lesser elevation than the second feature, if present below, under or below the second feature.
Example one
As shown in fig. 1, a hoisting device for hoisting a steel rail comprises a connecting plate 1, a first connecting arm 2, a second connecting arm 3, a third connecting arm 6, a fourth connecting arm 7 and a supporting part 8, wherein the supporting part 8 comprises a first supporting part 8 and a second supporting part 8;
a connecting hole for connecting with the lifting hook is arranged on the connecting plate 1; the connecting plate 1, the first connecting arm 2 and the second connecting arm 3 are connected through a first rivet; the third connecting arm 6 and the fourth connecting arm 7 are connected through a second rivet; the lower end of the third connecting arm 6 is provided with a first supporting part 8, and the lower end of the fourth connecting arm 7 is provided with a second supporting part 8;
the first connecting arm 2 and the second connecting arm 3 are consistent in shape, and the third connecting arm 6 and the fourth connecting arm 7 are consistent in shape; the first connecting arm 2 and the fourth connecting arm 7 are connected through a first connecting shaft 4, and the second connecting arm 3 and the fourth connecting arm 7 are connected through a second connecting shaft; the first connecting shaft 4 is connected with the second connecting shaft through a spring 5.
This embodiment has set up the multi-link arm structure, has set up spring 5 moreover between first linking arm 2 and second linking arm 3, through spring 5's effect, can reduce rocking and vibrations of rail on calliper, avoids the derailment.
The whole hoisting device is also provided with a connecting plate 1 which is convenient to be connected with a lifting hook. The connecting plate 1 is reasonable in structure setting, and is beneficial to balancing the connecting arm, so that the whole hoisting device is more stable in the hoisting or transferring process, and the hoisting safety is improved.
Example two
The present embodiment is similar to the first embodiment, and the difference is that:
the third connecting arm 6 and the fourth connecting arm 7 are arranged in an L shape; the third connecting arm 6 and the fourth connecting arm 7 are both provided with a first connecting section and a second connecting section; the first connecting section of the third connecting arm 6 is connected with the first connecting section of the fourth connecting arm 7 by a second rivet.
And the connecting structure of the rivet and the connecting shaft is adopted, so that the installation is convenient. Meanwhile, the spring 5 is easier to fix due to the arrangement of the connecting shaft. The spring 5 can be directly welded with the connecting shaft, and full welding is preferably adopted to enhance the strength of the connection.
The included angle between the first connecting section and the second connecting section of the third connecting arm 6 is larger than 90 degrees; the angle between the first and second connecting sections of the fourth connecting arm 7 is greater than 90 °. Adopt the obtuse angle structure, than right angle or acute angle, connecting portion bearing capacity is stronger, the life of extension linking arm.
The first connecting section and the second connecting section of the third connecting arm 6 have the same cross-sectional shape. The first connecting section and the second connecting section of the fourth connecting arm 7 have the same cross-sectional shape. The above-mentioned "identical" means that the body portions of the first and second connection segments do not include the connection portion.
EXAMPLE III
The third connecting arm 6 is integrally formed with the first support 8 in this embodiment; the fourth connecting arm 7 and the second support portion 8 are integrally formed.
The lower part of the first supporting part 8 is arranged into a circular arc shape which is convex downwards; the lower part of the second support part 8 is set in a downwardly convex arc shape.
The first supporting part 8 is used for slightly tilting upwards at the part tightly attached to the steel rail (the upward slight tilting angle is X, and X is more than 0 degree and less than or equal to 30 degrees); the second supporting part 8 is used for slightly tilting upwards (the upward slight tilting angle is Y, and Y is more than 0 degree and less than or equal to 30 degrees) at the part tightly attached to the steel rail.
The structure is arranged to mainly enhance the strength of the whole device.
Example four
The top of the connecting plate 1 is provided with a connecting hole, and the thickness of the hole wall of the connecting hole is not less than 5mm (generally not more than 60 mm).
The pore wall downside of connecting hole top sets up to the arc structure, and after the lifting hook hung, this arc structure and the crotch part cooperation of lifting hook avoided only the edge of pore wall and lifting hook contact, caused to rock or connecting plate 1 to warp.
The connecting plate 1 is arranged between the first connecting arm 2 and the second connecting arm 3. Through the arrangement of the part, the structure of the whole hoisting device is more reasonable, and the stress capacity is stronger.
EXAMPLE five
The spring 5 may be welded to the connecting shaft (including the first connecting shaft 4 and the second connecting shaft) or may be fixed to the connecting shaft by a mounting plate. The both ends of spring 5 are provided with foraminiferous mounting panel respectively, and the mounting panel cover is spacing through the split pin after on the connecting axle, avoids the mounting panel roll-off.
The springs 5 are arranged in two, the connecting ends of the connecting shafts are provided with the springs 5, so that the two sides of the connecting shafts are prevented from being stressed unevenly, and the balance performance is stronger.
EXAMPLE six
As shown in fig. 2 and 3, in the present embodiment, a rubber pad 9 is provided at a portion of the support portion 8 to be in contact with the rail. The support part 8 is provided with a mounting groove, and the rubber pad 9 is fixedly mounted (for example, adhered) in the mounting groove. Through the effect of rubber pad 9, increased frictional force, can be so that rail hoist and mount more steady, be difficult to drop.
The rubber pad 9 is a flat pad, the top of the flat pad is 1-3mm (for example, 2mm) higher than the supporting surface of the supporting part 8, and when the steel rail is clamped, the steel rail presses the rubber pad 9, so that the friction force and the stability are increased.
EXAMPLE seven
While the preferred embodiments of the present invention have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. It is therefore intended that the appended claims be interpreted as including the preferred embodiment and all such alterations and modifications as fall within the scope of the invention. The above description is only exemplary of the present invention and should not be taken as limiting, and all changes, equivalents, and improvements made within the spirit and principles of the present invention should be understood as being included in the scope of the present invention.
Claims (10)
1. The utility model provides a hoist device for rail lifts by crane which characterized in that: the connecting device comprises a connecting plate, a first connecting arm, a second connecting arm, a third connecting arm, a fourth connecting arm and a supporting part, wherein the supporting part comprises a first supporting part and a second supporting part;
the connecting plate is provided with a connecting hole for connecting with the lifting hook; the connecting plate, the first connecting arm and the second connecting arm are connected through a first rivet; the third connecting arm and the fourth connecting arm are connected through a second rivet; the lower end of the third connecting arm is provided with a first supporting part, and the lower end of the fourth connecting arm is provided with a second supporting part;
the first connecting arm and the second connecting arm are consistent in shape, and the third connecting arm and the fourth connecting arm are consistent in shape; the first connecting arm and the fourth connecting arm are connected through a first connecting shaft, and the second connecting arm and the fourth connecting arm are connected through a second connecting shaft; the first connecting shaft is connected with the second connecting shaft through a spring.
2. A lifting device for lifting a steel rail according to claim 1, wherein: the third connecting arm and the fourth connecting arm are L-shaped; the third connecting arm and the fourth connecting arm are both provided with a first connecting section and a second connecting section; the first connecting section of the third connecting arm is connected with the first connecting section of the fourth connecting arm through a second rivet.
3. A lifting device for lifting a steel rail according to claim 2, wherein: the included angle between the first connecting section and the second connecting section of the third connecting arm is larger than 90 degrees; the included angle between the first connecting section and the second connecting section of the fourth connecting arm is larger than 90 degrees.
4. A lifting device for lifting a steel rail according to claim 3, wherein: the first connecting section and the second connecting section of the third connecting arm are consistent in cross-sectional shape.
5. A lifting device for lifting a steel rail according to claim 1, wherein: the third connecting arm and the first supporting part are integrally formed; the fourth connecting arm and the second supporting portion are integrally formed.
6. A lifting device for lifting a steel rail according to claim 5, wherein: the lower part of the first supporting part is arranged into a circular arc shape which is convex downwards; the lower part of the second supporting part is arranged into a circular arc shape which is convex downwards.
7. A lifting device for lifting a steel rail according to claim 6, wherein:
the first supporting part is used for slightly tilting upwards at the part tightly attached to the steel rail; the second supporting part is used for slightly tilting upwards at the part tightly attached to the steel rail.
8. A lifting device for lifting a steel rail according to claim 1, wherein: the top of connecting plate sets up the connecting hole, and the pore wall thickness of connecting hole is not less than 5 mm.
9. A lifting device for lifting a steel rail according to claim 1, wherein: the lower side of the hole wall above the connecting hole is provided with an arc-shaped structure.
10. A lifting device for lifting a steel rail according to claim 1, wherein: the connecting plate is arranged between the first connecting arm and the second connecting arm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021156609.5U CN212799311U (en) | 2020-06-19 | 2020-06-19 | Hoisting device for hoisting steel rail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021156609.5U CN212799311U (en) | 2020-06-19 | 2020-06-19 | Hoisting device for hoisting steel rail |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212799311U true CN212799311U (en) | 2021-03-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021156609.5U Active CN212799311U (en) | 2020-06-19 | 2020-06-19 | Hoisting device for hoisting steel rail |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212799311U (en) |
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2020
- 2020-06-19 CN CN202021156609.5U patent/CN212799311U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 100160 701, 7th floor, building 3, yard 10, Automobile Museum East Road, Fengtai District, Beijing Patentee after: China Power Construction Railway Construction Investment Group Co.,Ltd. Patentee after: STECOL Corp. Patentee after: POWERCHINA CHENGDU CONSTRUCTION INVESTMENT Co.,Ltd. Address before: 100044 No. 22 West Zhuang Road, Beijing, Haidian District Patentee before: POWERCHINA RAILWAY CONSTRUCTION Co.,Ltd. Patentee before: STECOL Corp. Patentee before: POWERCHINA CHENGDU CONSTRUCTION INVESTMENT Co.,Ltd. |
|
| CP03 | Change of name, title or address |