CN215626242U - High-load compact wheel set and crane provided with same - Google Patents
High-load compact wheel set and crane provided with same Download PDFInfo
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- CN215626242U CN215626242U CN202023297298.7U CN202023297298U CN215626242U CN 215626242 U CN215626242 U CN 215626242U CN 202023297298 U CN202023297298 U CN 202023297298U CN 215626242 U CN215626242 U CN 215626242U
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Abstract
The utility model discloses a high-load compact wheel set, which comprises a wheel shaft, wherein one end of the wheel shaft is connected with a wheel, the other end of the wheel shaft is connected with a bearing, two ends of the wheel shaft are respectively provided with an annular groove along the circumferential surface of the wheel shaft, and a stop ring protruding out of the surface of the wheel shaft is arranged in each annular groove; a step surface is arranged on the end surface of the wheel close to the wheel shaft, and a protruding part of a stopping ring on the wheel shaft, which corresponds to the position of the wheel, is in contact with the step surface; and the convex part of the check ring on the wheel shaft corresponding to the position of the bearing is contacted with the end surface of the bearing. The utility model also discloses a crane provided with the wheel set. The annular grooves are formed in the two ends of the wheel shaft, the stopping rings are arranged in the annular grooves, the axial positioning of the wheel is realized by utilizing the shearing force generated by the stopping rings on the wheel, the assembly is simple, the horizontal bearing capacity is large, and the wheel shaft is suitable for heavy-load operation.
Description
Technical Field
The utility model relates to a high-load compact wheel set and a crane provided with the same, and belongs to the technical field of mechanical wheel sets.
Background
The wheel axial positioning of current wheel group generally adopts circlip, also called the jump ring to realize, but circlip's bearing capacity is not strong, if wheel group's horizontal load is too big, for example when wheel group uses on the hoist, because the load of hoist is great, will have the hidden danger that the wheel drops the damage.
And the elastic retainer ring is configured, a part of the shaft needs to be lengthened to reserve an installation space, so that the elastic retainer ring is difficult to configure on occasions with insufficient space, and is difficult to maintain, disassemble and replace. For example, the wheel set of a crane has very limited installation space due to the wheels installed on both sides of the rail, which makes the installation of the road component using the circlip very difficult.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem of providing a high-load compact wheel set and a crane provided with the wheel set.
In order to solve the technical problems, the technical scheme adopted by the utility model is as follows:
a high-load compact wheel set comprises a wheel shaft, wherein one end of the wheel shaft is connected with a wheel, the other end of the wheel shaft is connected with a bearing, annular grooves are formed in the two ends of the wheel shaft along the circumferential surface of the wheel shaft, and stop rings protruding out of the surface of the wheel shaft are arranged in the annular grooves;
a step surface is arranged on the surface of the wheel close to the wheel shaft end, and a protruding part of a stopping ring on the wheel shaft corresponding to the wheel is in contact with the step surface;
and the convex part of the check ring on the wheel shaft corresponding to the position of the bearing is contacted with the end surface of the bearing.
The compact wheel group of aforesaid high load, its characterized in that: the stop ring is formed by splicing two semicircular stop sheets, a groove is formed in each semicircular stop sheet along the circumference of each semicircular stop sheet, and an elastic ring is sleeved in each groove.
The compact wheel group of aforesaid high load, its characterized in that: the outer side end face of the semicircular stopping piece is provided with an inclined face convenient for the elastic ring to be clamped in.
The compact wheel group of aforesaid high load, its characterized in that: and a wheel sleeve is sleeved outside the wheel shaft between the wheel and the bearing.
The compact wheel group of aforesaid high load, its characterized in that: the bearing is fixedly connected with a bearing seat outside, and the end face of the bearing seat is fixedly connected with a bearing cover.
The compact wheel group of aforesaid high load, its characterized in that: the section of the stopping ring is of an inverted L-shaped structure, and the lower end part of the stopping ring is clamped into the annular groove; one of the side surfaces of the upper end portion contacts the wheel or the bearing, and the bottom surface of the upper end portion contacts the wheel shaft surface.
The utility model provides an install aforementioned hoist of compact type wheelset of high load, includes H type track and installs the frame of H type track both sides is connected with the girder between two frames, install platform truck and hoist host computer on the girder, its characterized in that: the rack is fixedly connected with a high-load compact wheel set, and wheels of the high-load compact wheel set can move along the H-shaped rail.
The utility model has the beneficial effects that:
1. the two ends of the wheel shaft are provided with the annular grooves, the stopping rings are arranged in the annular grooves, the axial positioning of the wheel is realized by utilizing the shearing force generated by the stopping rings on the wheel, the high load bearing can be realized, the disassembly and the assembly are convenient by the structure of arranging the stopping rings at the two ends, and the built-in arrangement structure is adopted, so that the running space is not occupied;
2. make up into a complete ring of stopping through two semicircle ring formulas and stop, when the installation, stop two and block the piece and block respectively in the ring channel, simple to operate to increase the elastic ring in the outer lane, can stop the piece earlier and fix in the ring channel before the wheel equipment is joined in marriage, in addition later stage use, can make and stop the piece and laminate all the time in the ring channel, be favorable to falling the shock attenuation of making an uproar.
Drawings
FIG. 1 is a schematic view of a high load compact wheelset of the present invention;
FIG. 2 is an enlarged schematic view of B of FIG. 1;
FIG. 3 is a schematic view of the check ring of a high capacity compact wheelset of the present invention;
FIG. 4 is a cross-sectional view A-A of FIG. 3;
fig. 5 is a schematic view of the structure of a crane equipped with a high-load compact wheelset of the present invention.
Detailed Description
The utility model will be further described with reference to the accompanying drawings.
As shown in fig. 1-5, a high-load compact wheel set comprises a wheel shaft 7, wherein one end of the wheel shaft 7 is connected with a wheel 3, the other end of the wheel shaft 7 is connected with a bearing 5, two ends of the wheel shaft 7 are provided with annular grooves 71 along the circumferential surface of the wheel shaft, and stop rings 1 protruding out of the surface of the wheel shaft 7 are arranged in the annular grooves 71; a step surface is arranged on the end surface of the wheel 3 close to the wheel shaft 7, and a convex part of the stopping ring 1 on the wheel shaft 7 corresponding to the position of the wheel 3 is in contact with the step surface; the convex part of the check ring 1 on the wheel shaft 7 corresponding to the position of the bearing 5 is contacted with the end surface of the bearing 5.
The annular grooves are formed in the two ends of the wheel shaft, the stopping rings are arranged in the annular grooves, and the axial positioning of the wheel is realized by utilizing the shearing force generated by the contact surfaces of the stopping rings 1 and the wheel or the bearing, so that high load bearing can be realized. And through set up the structure of system retaining ring at the axletree double-end, the dismouting of being convenient for, and adopt built-in setting structure, do not occupy the operating space.
The stop ring 1 is formed by splicing two semicircular stop sheets, a groove is formed in each semicircular stop sheet along the circumference of each semicircular stop sheet, and the elastic ring 2 is sleeved in each groove. The two semicircular ring type stopping pieces are combined into a complete stopping ring, and the two stopping pieces are respectively clamped into the annular groove during installation, so that the installation is convenient. And the elastic ring is added on the outer ring, so that the stopping sheet can be fixed in the annular groove before the wheel assembly, and the stopping sheet can be always attached in the annular groove in the later use process, thereby being beneficial to noise reduction and shock absorption.
The outer side end face of the semicircular ring-shaped stopping piece is provided with an inclined plane 11 which is convenient for the elastic ring 2 to be clamped in, and when the elastic ring 2 is installed, the elastic ring can be clamped into the groove conveniently by utilizing the guiding effect of the inclined plane 11.
A wheel sleeve 4 is sleeved outside the wheel shaft 7 between the wheel 3 and the bearing 5. The bearing 5 is fixedly connected with a bearing seat 8, and the end face of the bearing seat 8 is fixedly connected with a bearing cover 6. The structural stability of the whole wheel set is ensured.
The section of the stopping ring 1 is of an inverted L-shaped structure, and the lower end part of the stopping ring is clamped into the annular groove 71; one side surface of the upper end part is contacted with the wheel 3 or the bearing 5, and the bottom surface of the upper end part is contacted with the surface of the wheel shaft 7. By adopting the structure with the inverted L-shaped cross section, when the wheel receives a load acting force, the bottom surface of the upper end part of the retaining ring 1 is contacted with the surface of the wheel shaft 7, so that the shearing force of the retaining ring is further increased, and the load capacity of the wheel set is further enhanced.
The crane provided with the high-load compact wheel set comprises an H-shaped rail 10 and frames 20 arranged on two sides of the H-shaped rail 10, a main beam 30 is connected between the two frames 20, a trolley (not shown in the figure) and a crane main body (not shown in the figure) are arranged on the main beam 30, the high-load compact wheel set is fixedly connected onto the frames 20, and wheels 3 of the high-load compact wheel set can move along the H-shaped rail 10. Due to the fact that wheel sets are required to be installed on two sides of the rail, installation space is relatively narrow, the load of the crane is large generally, and the problem can be effectively solved by the aid of the high-load compact wheel sets.
In summary, according to the high-load compact wheel set and the crane provided with the wheel set, the annular grooves are formed in the two ends of the wheel shaft, the stop rings are arranged in the annular grooves, the axial positioning of the wheels is realized by utilizing the shearing force generated by the stop rings on the wheels, the assembly is simple, the horizontal bearing capacity is high, and the high-load compact wheel set is suitable for high-load operation.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (7)
1. A high-load compact wheel set comprises a wheel shaft (7), wherein one end of the wheel shaft (7) is connected with a wheel (3), and the other end of the wheel shaft is connected with a bearing (5), and the high-load compact wheel set is characterized in that: annular grooves (71) are formed in the two ends of the wheel shaft (7) along the circumferential surface of the wheel shaft, and stopping rings (1) protruding out of the surface of the wheel shaft (7) are arranged in the annular grooves (71);
a step surface is arranged on the end surface of the wheel (3) close to the wheel shaft (7), and a protruding part of the stopping ring (1) on the wheel shaft (7) corresponding to the position of the wheel (3) is in contact with the step surface;
the convex part of the check ring (1) on the wheel shaft (7) corresponding to the position of the bearing (5) is contacted with the end surface of the bearing (5).
2. A high load compact wheelset according to claim 1, characterised in that: the stop ring (1) is formed by splicing two semicircular stop sheets, a groove is formed in each semicircular stop sheet along the circumference of each semicircular stop sheet, and an elastic ring (2) is sleeved in each groove.
3. A high load compact wheelset according to claim 2 characterised in that: the outer side end face of the semicircular ring-shaped stopping sheet is provided with an inclined face (11) which is convenient for the elastic ring (2) to be clamped in.
4. A high load compact wheelset according to claim 1, characterised in that: a wheel sleeve (4) is sleeved outside the wheel shaft (7) between the wheel (3) and the bearing (5).
5. A high load compact wheelset according to claim 1, characterised in that: the bearing (5) is fixedly connected with a bearing seat (8) outside, and the end face of the bearing seat (8) is fixedly connected with a bearing cover (6).
6. A high load compact wheelset according to claim 1, characterised in that: the section of the check ring (1) is of an inverted L-shaped structure, and the lower end part of the check ring is clamped in the annular groove (71); one side surface of the upper end part is contacted with the wheel (3) or the bearing (5), and the bottom surface of the upper end part is contacted with the surface of the wheel shaft (7).
7. A crane equipped with a high-load compact wheelset according to any one of claims 1 to 6, comprising an H-shaped rail (10) and frames (20) mounted on both sides of the H-shaped rail (10), a main beam (30) being connected between the two frames (20), the main beam (30) being equipped with a trolley and a crane main body, characterized in that: the high-load compact wheel set is fixedly connected to the frame (20), and wheels (3) of the high-load compact wheel set can move along the H-shaped rail (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023297298.7U CN215626242U (en) | 2020-12-30 | 2020-12-30 | High-load compact wheel set and crane provided with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023297298.7U CN215626242U (en) | 2020-12-30 | 2020-12-30 | High-load compact wheel set and crane provided with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215626242U true CN215626242U (en) | 2022-01-25 |
Family
ID=79888371
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023297298.7U Active CN215626242U (en) | 2020-12-30 | 2020-12-30 | High-load compact wheel set and crane provided with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215626242U (en) |
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2020
- 2020-12-30 CN CN202023297298.7U patent/CN215626242U/en active Active
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