CN203593535U - Crane and wheel set thereof - Google Patents
Crane and wheel set thereof Download PDFInfo
- Publication number
- CN203593535U CN203593535U CN201320822882.0U CN201320822882U CN203593535U CN 203593535 U CN203593535 U CN 203593535U CN 201320822882 U CN201320822882 U CN 201320822882U CN 203593535 U CN203593535 U CN 203593535U
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- China
- Prior art keywords
- bearing seat
- wheel group
- bearing base
- screw element
- end carriage
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Abstract
The utility model discloses a wheel set of a crane. The wheel set comprises a bearing base, a bearing base threaded fastener and a wheel shaft, wherein the bearing base is fixedly connected with an end beam web through the bearing base threaded fastener. The wheel set further comprises bearing base detachment threaded components which are in threaded connection with the bearing base and can abut against the outer surface of the end beam web, the number of the bearing base detachment threaded components is at least two, and the at least two bearing base detachment threaded components are circumferentially distributed with the axis of the wheel shaft as the center. The bearing base detachment threaded components are screwed into the bearing base, the ends of the bearing base detachment threaded components abut against the end beam web, and finally the bearing base is detached from the end beam web by rotating the bearing base detachment threaded components. Accordingly, the wheel set allows workers to detach the bearing base conveniently, and meanwhile the service life is prolonged. The utility model further discloses the crane provided with the wheel set.
Description
Technical field
The utility model relates to heavy-duty machinery technical field, particularly a kind of wheel group of hoisting crane.The utility model also relates to a kind of hoisting crane that comprises above-mentioned wheel group.
Background technology
Hoisting crane is to use one or more theory of machines parts compositions, is difficult to mobile mechanism to realize people's strength.Hoisting crane mainly comprises the formations such as mechanism for lifting, operating unit, actuating unit and wheel group, and wherein wheel group is mainly used in supporting the load of hoisting crane.
As shown in Figure 1 to Figure 2, traditional wheel group mainly comprises bearing seat threaded fasteners 01, bearing 03, bearing seat 04, wheel 05, axletree 06, wherein wheel 05 is arranged on axletree 06, bearing 03 is arranged on wheel 05, bearing seat 04 is fastened on bearing 03 outside, the outside face butt of the inside face of bearing seat 04 and end carriage web 02, bearing seat 04 is connected by bearing seat threaded fasteners 01 with end carriage web 02.
In the time needing removing vehicle tyres group or change the bearing 03 of wearing and tearing, first bearing seat threaded fasteners 01 is disassembled, then the mode by manually pulling sled by bearing seat 04 by disassembling on end carriage web 02.But, due to the mode of staff by manually pulling sled by bearing seat 04 when disassembling on end carriage web 02, need to from bearing seat 04, lever up with the side of end carriage web 02 butt, cause making all producing moderate finite deformation with bearing seat 04 contact position on bearing seat 04 and end carriage web 02, cause the service life of wheel group lower, and because bearing seat 04 coordinates comparatively closely with end carriage web 02, be not easy to staff's perk bearing seat 04.
Therefore, how in the service life of being convenient to extend in staff dismantles bearing seat wheel group, be, those skilled in the art's technical matterss urgently to be resolved hurrily.
Utility model content
The purpose of this utility model is to provide a kind of wheel group of hoisting crane, and this wheel group can be in the service life of being convenient to extend in staff dismantles bearing seat wheel group.Another object of the present utility model is to provide a kind of hoisting crane that comprises above-mentioned wheel group.
For achieving the above object, the utility model provides a kind of wheel group of hoisting crane, comprise bearing seat, bearing seat threaded fasteners and axletree, described bearing seat is fixedly connected with end carriage web by described bearing seat threaded fasteners, also comprise and be threaded with described bearing seat and can dismantle screw element with the bearing seat of the outside face butt of end carriage web, described bearing seat dismounting screw element is at least two, and at least two described bearing seat dismounting screw elements circumferentially distribute centered by the axis of described axletree.
Preferably, at least two described bearing seat dismounting screw elements are circumferentially uniformly distributed centered by the axis of described axletree.
Preferably, described bearing seat dismounting screw element is four.
Preferably, described bearing seat dismounting screw element axis equates with the distance of described axletree axis with distance and the described bearing seat threaded fasteners of described axletree axis.
Preferably, described bearing seat dismounting screw element is hexagonal bar iron.
A kind of hoisting crane, the wheel group that comprises end carriage web and be fixedly connected with described end carriage web, described wheel group is the wheel group described in above-mentioned any one.
Preferably, described end carriage web is provided with the bearing seat storage tank for accommodating described bearing seat.
In technique scheme, the wheel group of the hoisting crane that the utility model provides, comprise bearing seat, bearing seat threaded fasteners, axletree and bearing seat dismounting screw element, bearing seat is fixedly connected with end carriage web by bearing seat threaded fasteners, bearing seat dismounting screw element be threaded with bearing seat and can with the outside face butt of end carriage web, bearing seat dismounting screw element is at least two, and at least two bearing seat dismounting screw elements circumferentially distribute centered by the axis of axletree.In the time of assembling wheels group, the end of bearing seat dismounting screw element screws in bearing seat, the outside face butt of the inside face of bearing seat and end carriage web, and bearing seat is fixedly connected with end carriage web by bearing seat threaded fasteners.In the time of the bearing of removing vehicle tyres group or replacing damage, first staff disassembles bearing seat threaded fasteners, then turn bearing seat dismounting screw element, bearing seat dismounting screw element is further screwed in bearing seat, the outside face butt of bearing seat dismounting screw element and end carriage web, then rotating shaft holder dismounting screw element, bearing seat is to moving away from end carriage web direction, and bearing seat disassembles the most at last.
Known by foregoing description, in the wheel group of the hoisting crane providing at the utility model, by screw in bearing seat dismounting screw element in bearing seat, end and the end carriage web butt of bearing seat dismounting screw element, dismantle screw element by rotating shaft holder, finally make bearing seat by disassembling on end carriage web, simple to operate, with respect to prying open bearing seat by side in above-mentioned background technology, and then cause bearing seat and degree web to be out of shape unworkable situation, the wheel group that the utility model provides can be in the service life of being convenient to extend in staff dismantles bearing seat wheel group.
Accompanying drawing explanation
Fig. 1 is the structural representation of traditional wheel group;
Fig. 2 is the lateral plan of wheel group shown in Fig. 1;
The structural representation of the wheel group that Fig. 3 provides for the utility model embodiment;
Fig. 4 is the lateral plan of wheel group shown in Fig. 3;
Structural representation before the bearing seat that Fig. 5 provides for the utility model embodiment is dismantled;
Structural representation after the bearing seat that Fig. 6 provides for the utility model embodiment is dismantled.
Wherein in Fig. 1-6: 01-bearing seat threaded fasteners, 02-end carriage web, 03-bearing, 04-bearing seat, 05-wheel, 06-axletree;
1-bearing seat threaded fasteners, 2-end carriage web, 3-bearing, 4-bearing seat, 5-wheel, 6-axletree, 7-bearing seat dismounting screw element.
The specific embodiment
Core of the present utility model is to provide a kind of wheel group of hoisting crane, and this wheel group can be in the service life of being convenient to extend in staff changes bearing seat wheel group.Another core of the present utility model is to provide a kind of hoisting crane that comprises above-mentioned wheel group.
In order to make those skilled in the art understand better the technical solution of the utility model, below in conjunction with drawings and embodiments, the utility model is described in further detail.
Please refer to Fig. 3 to Fig. 6, in a kind of specific embodiment, the wheel group of the hoisting crane that the utility model provides, comprise bearing seat threaded fasteners 1, bearing 3, bearing seat 4, wheel 5, axletree 6 and bearing seat dismounting screw element 7, wheel 5 is arranged on axletree 6, and bearing 3 is arranged on wheel 5.Bearing seat 4 is fastened on bearing 3 outsides, the outside face butt of the inside face of bearing seat 4 and end carriage web 2, bearing seat 4 is connected by bearing seat threaded fasteners 1 with end carriage web 2, bearing seat dismounting screw element 7 be threaded with bearing seat 4 and can with the outside face butt of end carriage web 2.Bearing seat dismounting screw element 7 is at least two, and at least two bearing seat dismounting screw elements 7 circumferentially distribute centered by the axis of axletree 6.Bearing seat dismounting screw element 7 can be round head bolt or countersunk-heat bolt etc., turns bearing seat dismounting screw element 7 for the ease of staff, and the utility model is preferred, and bearing seat dismounting screw element 7 is hexagonal bar iron.According to the exterior surface area size of bearing seat 4, at large increase productive costs only, and the situation of avoiding bearing seat 4 to be out of shape, the utility model is preferred, and bearing seat dismounting screw element 7 is four, and the number of bearing seat dismounting screw element 7 is not limited to four certainly.The distance of bearing seat dismounting screw element 7 axis and axletree 6 axis can be greater than or less than the distance of bearing seat threaded fasteners 1 and axletree 6 axis.Certainly, for fear of staff in the time screwing in bearing seat dismounting screw element 7, there is deformation in bearing seat 4 top chock threaded fasteners 1 positions, the utility model is preferred, and bearing seat dismounting screw element 7 axis equate with the distance of axletree 6 axis with distance and the bearing seat threaded fasteners 1 of axletree 6 axis.
In the time of assembling wheels group, the end of bearing seat dismounting screw element 7 screws in bearing seat 4, the outside face butt of the inside face of bearing seat 4 and end carriage web 2, and bearing seat 4 is fixedly connected with end carriage web 2 by bearing seat threaded fasteners 1.In the time of the bearing 3 of removing vehicle tyres group or replacing damage, first staff disassembles bearing seat threaded fasteners 1, then turn bearing seat dismounting screw element 7, bearing seat dismounting screw element 7 is further screwed in bearing seat 4, the outside face butt of bearing seat dismounting screw element 7 and end carriage web 2, then rotating shaft holder dismounting screw element 7, bearing seat 4 is to moving away from end carriage web 2 directions, and bearing seat 4 disassembles the most at last.
Known by foregoing description, in the wheel group of the hoisting crane providing at the utility model, by screw in bearing seat dismounting screw element 7 in bearing seat 4, end and end carriage web 2 butts of bearing seat dismounting screw element 7, dismantle screw element 7 by rotating shaft holder, finally make bearing seat 4 by disassembling on end carriage web 2, simple to operate, with respect to prying open bearing seat by side in above-mentioned background technology, and then cause bearing seat and end carriage web to be out of shape unworkable situation, the wheel group that the utility model provides can be in the service life of being convenient to extend in staff changes bearing seat 4 wheel group.
For the service life of further extending shaft bearing 4, at least two bearing seats dismounting screw elements 7 are circumferentially uniformly distributed centered by the axis of axletree 6.
The hoisting crane that the utility model provides, comprises end carriage web 2, wheel group, and wherein, wheel group is above-mentioned any wheel group.The position being connected with bearing seat 4 on end carriage web 2 can be plane.
In order to improve the leak tightness of wheel group, end carriage web 2 is provided with the bearing seat storage tank for accommodating bearing seat 4.In the time of installation shaft bearing 4, a part for the side of bearing seat 4 can be positioned at bearing seat storage tank, has effectively avoided introduced contaminants to enter wheel group inner chamber, has avoided the lubricating oil of wheel group inner chamber to discharge wheel group simultaneously.
In this specification sheets, each embodiment adopts the mode of going forward one by one to describe, what each embodiment stressed is and the difference of other embodiment, between each embodiment identical similar part mutually referring to, do not exist in each feature under the prerequisite of conflict, each feature can independent assortment.
To the above-mentioned explanation of the disclosed embodiments, make professional and technical personnel in the field can realize or use the utility model.To be apparent for those skilled in the art to the multiple modification of these embodiment, General Principle as defined herein can, in the situation that not departing from spirit or scope of the present utility model, realize in other embodiments.Therefore, the utility model will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (7)
1. the wheel group of a hoisting crane, comprise bearing seat (4), bearing seat threaded fasteners (1) and axletree (6), described bearing seat (4) is fixedly connected with end carriage web (2) by described bearing seat threaded fasteners (1), it is characterized in that, also comprise and be threaded with described bearing seat (4) and can dismantle screw element (7) with the bearing seat of the outside face butt of end carriage web (2), described bearing seat dismounting screw element (7) is at least two, at least two described bearing seat dismounting screw elements (7) circumferentially distribute centered by the axis of described axletree (6).
2. wheel group according to claim 1, is characterized in that, at least two described bearing seat dismounting screw elements (7) are circumferentially uniformly distributed centered by the axis of described axletree (6).
3. wheel group according to claim 1, is characterized in that, described bearing seat dismounting screw element (7) is four.
4. wheel group according to claim 1, is characterized in that, described bearing seat dismounting screw element (7) axis equates with the distance of described axletree (6) axis with distance and the described bearing seat threaded fasteners (1) of described axletree (6) axis.
5. according to the wheel group described in any one in claim 1-4, it is characterized in that, described bearing seat dismounting screw element (7) is hexagonal bar iron.
6. a hoisting crane, the wheel group that comprises end carriage web (2) and be fixedly connected with described end carriage web (2), is characterized in that, described wheel group is the wheel group described in any one in claim 1-5.
7. hoisting crane according to claim 6, is characterized in that, described end carriage web (2) is provided with the bearing seat storage tank for accommodating described bearing seat (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320822882.0U CN203593535U (en) | 2013-12-13 | 2013-12-13 | Crane and wheel set thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320822882.0U CN203593535U (en) | 2013-12-13 | 2013-12-13 | Crane and wheel set thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203593535U true CN203593535U (en) | 2014-05-14 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320822882.0U Expired - Fee Related CN203593535U (en) | 2013-12-13 | 2013-12-13 | Crane and wheel set thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203593535U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108313877A (en) * | 2018-04-25 | 2018-07-24 | 中船绿洲镇江船舶辅机有限公司 | A kind of detachable idler wheel mechanism of goliath peculiar to vessel |
-
2013
- 2013-12-13 CN CN201320822882.0U patent/CN203593535U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108313877A (en) * | 2018-04-25 | 2018-07-24 | 中船绿洲镇江船舶辅机有限公司 | A kind of detachable idler wheel mechanism of goliath peculiar to vessel |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140514 Termination date: 20171213 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |