CN2652901Y - Wheel group for bridge crane - Google Patents
Wheel group for bridge crane Download PDFInfo
- Publication number
- CN2652901Y CN2652901Y CN 200320106091 CN200320106091U CN2652901Y CN 2652901 Y CN2652901 Y CN 2652901Y CN 200320106091 CN200320106091 CN 200320106091 CN 200320106091 U CN200320106091 U CN 200320106091U CN 2652901 Y CN2652901 Y CN 2652901Y
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- CN
- China
- Prior art keywords
- bearing
- housing
- wheels
- wheel
- overhead
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Carriers, Traveling Bodies, And Overhead Traveling Cranes (AREA)
Abstract
The utility model discloses a wheel group used on an overhead and gantry crane, comprising wheels, wheel shafts, and bearing boxes respectively arranged on the two sides of the wheels. The bearing box comprises an aligning bearing, a shell for holding the bearing, and a gland. The bearing box is arranged on a wheel seat. The shell is provided with a cylindrical outer surface and an inner hole for holding the bearing, and the outer surface and the inner hole are respectively provided with an eccentricity. The cylindrical outer surface of the shell is provided with a cut. The wheel seat is provided with a circular hole matched with the shell. The circular hole is provided with an opened mouth, the chord length of which is more than the minimum distance for the shell to go through in the radial direction, and the central angle of the opened mouth is less than 180 degrees. The outer surface of the shell is provided with a positioning mechanism that can be connected with the wheel seat. With simple installation, the utility model can conveniently solve the problems that the wheels deflect vertically and horizontally with apposition and span differences, thereby widely applied in various overhead and gantry cranes.
Description
Technical field the utility model relates to a kind of set of wheels, relates in particular to a kind of set of wheels that is used for portal class hoisting crane.
Background technology portal class hoisting crane is widely used in mine, harbour and various industry.The set of wheels that is used to walk is one of them vitals, and a hoisting crane generally has quadruplet or more cover set of wheels.Now, most manufacturers adopt the angle type set of wheels shown in Fig. 3,4, comprise wheel a, axletree c lays respectively at the bear box b of wheel both sides, and bear box comprises bearing b2, the housing b4 and the gland b1 that is used for sealing bearing bracket that hold bearing, bear box is installed on the wheel mount e, and housing b4 and wheel mount e are provided with bearing cap shim b2 by bearing cap shim d plane contact between the gland b1 of set of wheels and the housing b4.After wheel is installed, owing to welding and reason such as workpiece is huge, lateral deviation (as shown in Figure 5), vertical divergence (as shown in Figure 6), same potential difference (as shown in Figure 7) and the poor problems such as (as shown in Figure 8) of span can appear in each wheel unavoidably, these problems all can be brought adverse effect to the operation of hoisting crane, must be corrected.The size of need adjusting is uncertain, and the size that pad can be adjusted is discontinuous, so when increasing and decreasing pad and solve these problems, adjusting work is loaded down with trivial details and measure greatly.
Summary of the invention adjusts the vertical divergence of each wheel, lateral deviation in order to solve pad, during with potential difference, the problem that work capacity is big and loaded down with trivial details, the purpose of this utility model is: provide a kind of installation simple, solve the vertical divergence, lateral deviation of each wheel, be used for the set of wheels of crane in bridge type with the potential difference problem easily.
For achieving the above object, the technical solution of the utility model is: a kind of set of wheels that is used for crane in bridge type, comprise: wheel, axletree, lay respectively at the bear box of wheel both sides, described bear box comprises bearing, the housing and the gland that is used for sealing bearing bracket that hold bearing, described bear box is installed on the wheel mount, described bearing is a tilting bearing, and described housing has a cylindrical outer surface and an endoporus that holds bearing, and described outside face and endoporus have an off-centre, the cylindrical outer surface of described housing has an otch, described wheel bearing have one with the suitable circular hole of housing, have an opening on the described circular hole, the minor increment that the string of opening part radially can pass through greater than described housing, the central angle of string is less than 180 °, described housing outer surface be provided with one can with wheel mount bonded assembly detent mechanism.
Owing to adopted technique scheme, the cylindrical outer surface of described housing has an otch, wheel mount have one with the suitable circular hole of housing, has an opening on the circular hole again, and the minor increment that the chord length of opening part radially can be passed through greater than described housing, so just can guarantee that the bear box housing radially inserts circular hole on the wheel mount from incision, again since the central angle of string less than 180 °, when when being located at the angle of detent mechanism rolling bearing tank shell on the housing outer surface, set of wheels just is stuck in the hole of wheel mount, thereby finishes the erection work of set of wheels; Again because the outside face and the endoporus of described housing have an off-centre, when the relative angle of wheel and wheel mount not simultaneously, eccentric throw is also different, so, when rotating the detent mechanism on the bear box housing outer surface be located at the wheel both sides respectively, can reach the vertical divergence of regulating each wheel, lateral deviation and with the purpose of potential difference, after adjusting, locking positioning mechanism gets final product, and is simple and convenient.
As a kind of improvement, described gland is threaded with the bear box housing, has at least one pair of on the outer face of gland and inserts the aperture of rotation for special wrench, and described being threaded radially locked by marking closely screw, can solve the problem of span difference easily.With special tool one end gland is unclamped, screw other end gland then, drive wheel by gland extruding bearing and move axially, after adjusting, the holding screw at locking two ends gets final product, and is very convenient.
Description of drawings specifically describes the specific embodiment of the present utility model below in conjunction with accompanying drawing:
Fig. 1 is the structure cutaway view of the utility model set of wheels embodiment of being used for overhead and gantry cranes;
Fig. 2 is the left view of Fig. 1;
Fig. 3 is the structure cutaway view of known angle type set of wheels;
Fig. 4 is the left view of Fig. 3;
The scheme drawing of the lateral deviation problem that Fig. 5 occurs when being the set of wheels installation;
The scheme drawing of the vertical divergence problem that Fig. 6 occurs when being the set of wheels installation;
The scheme drawing of the same potential difference problem that Fig. 7 occurs when being the set of wheels installation;
The scheme drawing of the span difference problem that Fig. 8 occurs when being the set of wheels installation.
The specific embodiment such as accompanying drawing 1, shown in 2, a kind of set of wheels that is used for crane in bridge type, comprise: wheel 1, axletree 3, lay respectively at the bear box 2 of wheel 1 both sides, bear box comprises tilting bearing 22, the housing 23 and the gland 21 that is used for sealing bearing bracket 2 that hold bearing, bear box is installed on the wheel mount 4, housing 23 has a cylindrical outer surface 231 and an endoporus 232 that holds bearing, outside face 231 has an off-centre with endoporus 232, and the cylindrical outer surface 231 of housing has an otch 233, wheel mount 4 have one with the suitable circular hole 41 of housing 23, has an opening on the described circular hole, the minor increment that the string AB of opening part radially can pass through greater than housing 23, the central angle of opening part be less than 180 °, housing outer surface 232 be provided with one can with wheel mount 4 bonded assembly detent mechanisms 5.Detent mechanism 5 comprises a locating plate 51 that is fixed on housing 23 outside faces 231, has a ring-like elongated slot 511 coaxial with housing outer surface 231 on the locating plate 51.Because the cylindrical outer surface 231 of housing 23 has an otch 233, wheel mount 4 have one with the suitable circular hole 41 of housing, has an opening on the circular hole 41 again, and the minor increment that the string AB of opening part radially can pass through greater than described housing 23, so just can guarantee that bear box housing 23 radially inserts circular hole 41 on the wheel mount 4 from incision, again since the central angle of wheel mount 4 circular holes 41 opening parts less than 180 °, when when being located at 23 1 angles of detent mechanism 5 rolling bearing tank shells on the housing outer surface 231, set of wheels just is stuck in the hole 41 of wheel mount, thereby finishes the erection work of set of wheels; Again because the outside face 231 of housing has an off-centre with endoporus 232, when the relative angle of wheel 1 and wheel mount 4 not simultaneously, eccentric throw is also different, so, when rotating the locating plate 51 on the bear box housing outer surface 231 be located at wheel 1 both sides respectively, can reach the vertical divergence of regulating each wheel, lateral deviation, with the purpose of potential difference, after adjusting, lock bolt 52 gets final product, and is simple and convenient.
More convenient for the adjustment that makes the span difference, gland 21 is threaded with bear box housing 23, has at least one pair of on the outer face 211 of gland 21 and inserts the aperture 212 of rotation for special wrench, is threaded and radially locks by marking closely screw 24.With special tool one end gland 21 is unclamped, screw other end gland 21 then, drive wheel 1 by gland extruding bearing 22 and move axially, after adjusting, the holding screw 24 at locking two ends gets final product, and is very convenient.In order to load and unload wheel enough spaces are arranged, the direction of the string AB of wheel mount 4 circular holes 41 opening parts and the angle of horizontal direction are 45 °.As the optimum distance of eccentric adjustment, housing 23 outside faces 231 are 3～5mm with the eccentric distance of endoporus 232.Consider the heavy lift running condition of hoisting crane, tilting bearing adopts the double-row self-aligning cylindrical roller bearing.
Claims (6)
1, a kind of set of wheels that is used for overhead and gantry cranes, comprise: wheel (1), axletree (3), lay respectively at the bear box (2) of wheel (1) both sides, described bear box (2) comprises bearing (22), hold the housing (23) of bearing and be used for the gland (21) of sealing bearing bracket, bear box (2) is installed on the wheel mount (4), it is characterized in that: described bearing (22) is a tilting bearing, housing (23) has a cylindrical outer surface (231) and an endoporus (232) that holds bearing, described cylindrical outer surface (231) has an off-centre with the endoporus (232) that holds bearing, has an otch (233) on the cylindrical outer surface of housing (23), wheel mount (4) have one with the suitable circular hole (41) of housing (23), has an opening on the described circular hole (41), the minor increment that the string of opening part radially can pass through greater than described housing (23), the central angle of string (AB) is less than 180 °, housing outer surface (231) be provided with one can with wheel mount (4) bonded assembly detent mechanism (5).
2, a kind of set of wheels that is used for overhead and gantry cranes as claimed in claim 1, it is characterized in that: described detent mechanism (5), have a locating plate (51) that is fixed on the described housing outer surface (231), have a ring-like elongated slot (511) coaxial on the locating plate with described housing outer surface (231).
3, a kind of set of wheels that is used for overhead and gantry cranes as claimed in claim 1, it is characterized in that: described gland (21) is threaded with bear box housing (23), have at least one pair of on the outer face of gland (211) and insert the aperture (212) of rotation for special wrench, described being threaded radially locked by holding screw (24).
4, a kind of set of wheels that is used for overhead and gantry cranes as claimed in claim 1 is characterized in that: the direction of the string (AB) of described wheel mount circular hole (41) opening part and the angle of horizontal direction are 45 °.
5, as the described a kind of set of wheels that is used for overhead and gantry cranes of each claim of claim 1 to 4, it is characterized in that: described outside face (231) is 3～5mm with the eccentric distance of endoporus (232).
6, a kind of set of wheels that is used for overhead and gantry cranes as claimed in claim 5, it is characterized in that: described tilting bearing is the double-row self-aligning cylindrical roller bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200320106091 CN2652901Y (en) | 2003-10-10 | 2003-10-10 | Wheel group for bridge crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200320106091 CN2652901Y (en) | 2003-10-10 | 2003-10-10 | Wheel group for bridge crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2652901Y true CN2652901Y (en) | 2004-11-03 |
Family
ID=34341487
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200320106091 Expired - Fee Related CN2652901Y (en) | 2003-10-10 | 2003-10-10 | Wheel group for bridge crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2652901Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107686053A (en) * | 2017-08-24 | 2018-02-13 | 芜湖市长江起重设备制造有限公司 | A kind of bridge crane wheel group structure |
| CN110155878A (en) * | 2019-05-22 | 2019-08-23 | 青岛海西重机有限责任公司 | A kind of adjustable wheel assembly applied to gantry crane trolley |
| CN113415310A (en) * | 2021-07-09 | 2021-09-21 | 攀钢集团西昌钢钒有限公司 | Wheel adjusting method and system |
-
2003
- 2003-10-10 CN CN 200320106091 patent/CN2652901Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107686053A (en) * | 2017-08-24 | 2018-02-13 | 芜湖市长江起重设备制造有限公司 | A kind of bridge crane wheel group structure |
| CN107686053B (en) * | 2017-08-24 | 2019-11-01 | 新沂市邵店众创工贸发展有限公司 | A kind of bridge crane wheel group structure |
| CN110155878A (en) * | 2019-05-22 | 2019-08-23 | 青岛海西重机有限责任公司 | A kind of adjustable wheel assembly applied to gantry crane trolley |
| CN113415310A (en) * | 2021-07-09 | 2021-09-21 | 攀钢集团西昌钢钒有限公司 | Wheel adjusting method and system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |