CN214465666U - Coupling device for crane - Google Patents
Coupling device for crane Download PDFInfo
- Publication number
- CN214465666U CN214465666U CN202022781082.1U CN202022781082U CN214465666U CN 214465666 U CN214465666 U CN 214465666U CN 202022781082 U CN202022781082 U CN 202022781082U CN 214465666 U CN214465666 U CN 214465666U
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- mounting disc
- installation barrel
- mounting
- installation
- cylinder body
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Abstract
The utility model relates to a hoist technical field specifically discloses a shaft coupling device for hoist, including first installation barrel, first installation barrel right side fixed mounting has first mounting disc, and first installation barrel right side wall integration shaping has a spacing piece, and first installation barrel right side demountable installation has the second mounting disc, and the spacing groove has been seted up to the second mounting disc. The utility model discloses a two axis bodies that need be connected of first installation barrel and second installation barrel assembly, through using key pin embedding keyway to install axis body and every installation barrel cooperation, it will press from both sides the outer wall of ring centre gripping axis body to screw every fixing bolt afterwards, the fastness of installation between multiplicable installation barrel and axis body is arranged to the rack, the stopper of first mounting disc cooperates with the spacing groove of second mounting disc, and can dismantle first mounting disc and second mounting disc through spacing bolt and be connected, it can reduce the shearing force that spacing bolt received to set up stopper and spacing groove, prolong spacing bolt's life.
Description
Technical Field
The utility model relates to a hoist technical field specifically is a coupling device for hoist.
Background
At present, a coupling device is a connecting device for connecting a power shaft and a driven shaft, is common equipment in engineering equipment, is especially widely applied to a crane, and is characterized in that due to the importance of the coupling device, the structural rigor and the quality of the coupling device determine the working condition of the crane, the existing coupling axially limits a shaft body by using a limiting bolt, and the limiting effect of the limiting structure is poor, so that the coupling device for the crane is provided.
In the prior art (No. CN104675872A), a shaft coupling device for a crane comprises a connecting shaft I, a connecting shaft II and a connecting piece; the connecting shaft I is a cylindrical concave table, and 3-8 similar circular grooves are machined in the cylindrical concave table of the connecting shaft I; the connecting shaft II consists of a circular table and a cylinder which are connected together; a plurality of bosses are machined on the circular truncated cone, and quasi-circular slots are formed between two adjacent bosses, wherein the number of the slots is 3-8; the connecting piece consists of a ring and a similar-circular clamping block processed outside the ring; the number of the similar circular fixture blocks is 3-8; the connecting piece is encapsulated in the cylindrical concave table of the connecting shaft I through the connecting shaft II. The invention has the characteristics of novel structure, convenient installation, low cost, safe use, good reliability and the like, thereby belonging to a novel coupling device for a crane, which integrates economy and practicability.
In the process of implementing the invention, the inventor finds that at least the following problems in the prior art are not solved; the existing coupler is axially limited by using a limiting bolt to carry out axial limitation on the shaft body, and the limiting effect of the limiting structure is poor. This application assembles the axis body that two needs are connected through first installation barrel and second installation barrel, through using the key embedding keyway with axis body and every installation barrel cooperation installation, it will press from both sides the outer wall of ring centre gripping axis body to screw every fixing bolt afterwards, the fastness of installation between multiplicable installation barrel and axis body is arranged to the rack, the stopper of first mounting disc cooperates with the spacing groove of second mounting disc, and can dismantle first mounting disc and second mounting disc through spacing bolt and be connected, it can reduce the shearing force that spacing bolt received to set up stopper and spacing groove, the life of extension spacing bolt, the problem is solved.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a shaft coupling device for hoist has solved the problem that proposes among the background art.
In order to achieve the above object, the utility model provides a following technical scheme: a coupling device for a crane comprises a first mounting cylinder body, wherein a first mounting disc is fixedly mounted on the right side of the first mounting cylinder body, a limiting block is integrally formed on the right side wall of the first mounting disc, a second mounting disc is detachably mounted on the right side of the first mounting cylinder body, a limiting groove is formed in the second mounting disc, a second mounting cylinder body is fixedly mounted on the right side of the second mounting disc, four limiting bolts with the same size are mounted on the first mounting disc and the second mounting disc in an annular threaded manner, two fixing bolts with the same size are mounted on the first mounting cylinder body and the second mounting cylinder body in a threaded manner, two sets of sleeves with the same size are mounted on the outer walls of the first mounting cylinder body and the second mounting cylinder body, a support column is mounted in an embedded and sliding manner on each set of sleeves, the bottom of each two support columns is fixedly mounted with the top of a clamping ring, more than three rack rows with the same size are uniformly formed on the inner wall of the clamping ring, the first installation barrel and the second installation barrel are both provided with key grooves.
As an optimal implementation mode of the utility model, every support column all runs through slidable mounting with first installation barrel and second installation barrel outer wall.
As an optimal implementation mode of the utility model, the installation is inlayed with the spacing groove to the stopper.
As a preferred embodiment of the present invention, the fixing bolt is installed in contact with the outer sidewall of the clamping ring.
Compared with the prior art, the beneficial effects of the utility model are as follows:
the utility model discloses a two axis bodies that need be connected of first installation barrel and second installation barrel assembly, through using key pin embedding keyway to install axis body and every installation barrel cooperation, it will press from both sides the outer wall of ring centre gripping axis body to screw every fixing bolt afterwards, the fastness of installation between multiplicable installation barrel and axis body is arranged to the rack, the stopper of first mounting disc cooperates with the spacing groove of second mounting disc, and can dismantle first mounting disc and second mounting disc through spacing bolt and be connected, it can reduce the shearing force that spacing bolt received to set up stopper and spacing groove, prolong spacing bolt's life.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
fig. 1 is a front view of a coupling device for a crane according to the present invention;
fig. 2 is a front view of a first mounting cylinder of the coupling device for a crane according to the present invention;
fig. 3 is a schematic structural view of a first mounting plate of the coupling device for a crane according to the present invention;
fig. 4 is a schematic structural diagram of a second mounting plate of the coupling device for a crane according to the present invention.
In the figure: 1. a first mounting cylinder; 2. a clamping ring; 3. a rack row; 4. a sleeve; 5. a support pillar; 6. fixing the bolt; 7. a limit bolt; 8. a first mounting plate; 9. a second mounting plate; 10. a second mounting cylinder; 11. a keyway; 12. a limiting block; 13. a limiting groove.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships 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 being 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 description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected" and "disposed" are to be construed broadly, and may for example be fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1-4, the utility model provides a technical solution: a coupling device for a crane comprises a first installation cylinder body 1, a first installation disc 8 is fixedly installed on the right side of the first installation cylinder body 1, a limiting block 12 is integrally formed on the right side wall of the first installation disc 8, a second installation disc 9 is detachably installed on the right side of the first installation cylinder body 1, a limiting groove 13 is formed in the second installation disc 9, a second installation cylinder body 10 is fixedly installed on the right side of the second installation disc 9, four limiting bolts 7 with the same size are installed on the first installation disc 8 and the second installation disc 9 in an annular threaded mode, two fixing bolts 6 with the same size are installed on the first installation cylinder body 1 and the second installation cylinder body 10 in a threaded mode, two sets of sleeves 4 with the same size are installed on the outer wall of the first installation cylinder body 1 and the outer wall of the second installation cylinder body 10 in an embedded mode, supporting columns 5 are installed in a sliding mode on each set of sleeves 4, the bottoms of each two supporting columns 5 are fixedly installed on the top of a clamping ring 2, more than three rack rows 3 with the same size are uniformly formed on the inner wall of the clamping ring 2 in an integrated mode, the first installation cylinder 1 and the second installation cylinder 10 are both provided with key grooves 11.
As shown in fig. 1 and 2 in this embodiment, assemble two axis bodies that need to be connected through first installation barrel 1 and second installation barrel 10, through using key embedding keyway 11 with axis body and every installation barrel cooperation installation, it will press from both sides the outer wall of ring 2 centre gripping axis body to screw every fixing bolt 6 afterwards, the fastness of installing between 3 multiplicable installation barrel of rack row and axis body, stopper 12 of first mounting disc 8 and the cooperation of spacing groove 13 of second mounting disc 9, and can dismantle first mounting disc 8 and second mounting disc 9 through spacing bolt 7 and be connected, set up stopper 12 and spacing groove 13 and can reduce the shearing force that spacing bolt 7 received, prolong the life of spacing bolt 7.
Wherein, every support column 5 all runs through slidable mounting with first installation barrel 1 and second installation barrel 10 outer wall.
Wherein, the limiting block 12 is embedded with the limiting groove 13.
Wherein the fixing bolts 6 are all installed in contact with the outer side wall of the clamping ring 2.
The working principle is as follows: when a coupling device for hoist uses, assemble the axis body that two needs are connected through first installation barrel 1 and second installation barrel 10, through using round pin key embedding keyway 11 with the axis body and every installation barrel cooperation installation, screw the outer wall that every fixing bolt 6 will press from both sides ring 2 centre gripping axis body afterwards, the fastness of installing between 3 multiplicable installation barrel of rack row and axis body, stopper 12 of first mounting disc 8 and the cooperation of spacing groove 13 of second mounting disc 9, and can dismantle first mounting disc 8 and second mounting disc 9 through spacing bolt 7 and be connected, set up stopper 12 and spacing groove 13 and can reduce the shearing force that spacing bolt 7 received, prolong the life of spacing bolt 7.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (4)
1. The utility model provides a shaft coupling device for hoist, includes first installation barrel (1), its characterized in that: a first mounting disc (8) is fixedly mounted on the right side of a first mounting cylinder body (1), a limiting block (12) is integrally formed on the right side wall of the first mounting disc (8), a second mounting disc (9) is detachably mounted on the right side of the first mounting cylinder body (1), a limiting groove (13) is formed in the second mounting disc (9), a second mounting cylinder body (10) is fixedly mounted on the right side of the second mounting disc (9), four limiting bolts (7) with the same size are mounted on the first mounting disc (8) and the second mounting disc (9) in an annular threaded manner, two fixing bolts (6) with the same size are mounted on the first mounting cylinder body (1) and the second mounting cylinder body (10) in an annular threaded manner, two groups of sleeves (4) with the same size are mounted on the outer walls of the first mounting cylinder body (1) and the second mounting cylinder body (10), and supporting columns (5) are mounted on the sleeves (4) in an embedded manner, every two support columns (5) bottom all with clamp ring (2) top fixed mounting, every clamp ring (2) inner wall homogeneous body shaping has more than three rack row (3) with the same size, first installation barrel (1) and second installation barrel (10) all seted up keyway (11).
2. A coupling device for a crane according to claim 1, wherein: every support column (5) all with first installation barrel (1) and second installation barrel (10) outer wall run through slidable mounting.
3. A coupling device for a crane according to claim 1, wherein: the limiting block (12) and the limiting groove (13) are embedded and installed.
4. A coupling device for a crane according to claim 1, wherein: the fixing bolts (6) are installed in contact with the outer side wall of the clamping ring (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022781082.1U CN214465666U (en) | 2020-11-27 | 2020-11-27 | Coupling device for crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022781082.1U CN214465666U (en) | 2020-11-27 | 2020-11-27 | Coupling device for crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214465666U true CN214465666U (en) | 2021-10-22 |
Family
ID=78184496
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022781082.1U Active CN214465666U (en) | 2020-11-27 | 2020-11-27 | Coupling device for crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214465666U (en) |
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2020
- 2020-11-27 CN CN202022781082.1U patent/CN214465666U/en active Active
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