CN203516656U - Improved split chain wheel - Google Patents
Improved split chain wheel Download PDFInfo
- Publication number
- CN203516656U CN203516656U CN201320664246.XU CN201320664246U CN203516656U CN 203516656 U CN203516656 U CN 203516656U CN 201320664246 U CN201320664246 U CN 201320664246U CN 203516656 U CN203516656 U CN 203516656U
- Authority
- CN
- China
- Prior art keywords
- flange shaft
- chain wheel
- sprocket body
- shaft sleeve
- sprocket
- Prior art date
- 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 - Lifetime
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- 230000005540 biological transmission Effects 0.000 claims abstract description 12
- 238000005304 joining Methods 0.000 claims description 17
- 210000001503 joint Anatomy 0.000 abstract 3
- 238000012423 maintenance Methods 0.000 description 6
- 238000003032 molecular docking Methods 0.000 description 6
- 230000008859 change Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Images
Abstract
The utility model provides an improved split chain wheel. The split chain wheel is formed by mutual butt joint of two semicircular chain wheel bodies. A semicircular embedding portion is arranged on one side of each chain wheel body in a recessed mode and is arranged along the circumferential direction of the corresponding chain wheel body. The embedding portions of the chain wheel bodies are arranged oppositely to form an embedding ring correspondingly. Each chain wheel body is provided with a semicircular flange shaft sleeve, and a jointing portion is arranged on the outer side wall of each flange shaft sleeve in a protruding mode. The jointing portions are arranged along the circumferential direction of the flange shaft sleeves and are matched with the embedding portions in shape. A key groove axially communicated is formed in the inner side wall of one of the flange shaft sleeve. The two flange shaft sleeves are embedded in the two chain wheel bodies correspondingly. A shaft hole capable of allowing a transmission shaft to correspondingly penetrate is formed between the flange shaft sleeves. Butt joint faces of the flange shaft sleeves are staggered with the butt joint faces of the chain wheel bodies. The outer side walls of the flange shaft sleeves are attached to the inner side walls of the chain wheel bodies. The two jointing portions are correspondingly embedded at the embedding ring, and are connected and fixed with the chain wheel bodies through cylindrical pins which are arranged along the axial direction of the chain wheel bodies.
Description
Technical field
The utility model relates to a kind of chain type haulage device, especially a kind of improved subdivision sprocket wheel for bar transportation.
Background technique
At steel rolling manufacturing shop, chain type haulage device is used in the transportation of bar more, and this chaindriven sprocket wheel adopts monolithic construction more.But because chain transmission mostly adopts the open type kind of drive of insufficient lubrication, the bar many places of transportation are in the condition of high temperature, and work is in dust and moist rugged environment, so very easily corrosion and wearing and tearing of sprocket wheel.And chain type haulage device mostly is a plurality of sprocket wheels that distribute on a transmission shaft, a sprocket wheel damages and whole axle must be removed, and all sprocket wheels of removing wearing and tearing sprocket wheel one side could change, and this brings great inconvenience to installation and maintenance.
As shown in Figure 1, current existing subdivision sprocket wheel 1, be use bolt 10 perpendicular to the axial both sides of transmission two and half sprocket wheels (sprocket body), 11 fastening forming, when needs keep in repair or change a certain subdivision sprocket wheel, only need to dismantle its bolt.Simple and convenient.But in use find, in the process of subdivision sprocket wheel running, bolt bears alternation tension load, easily loosening, cause two and half sprocket wheels to produce relative sliding, although this subdivision sprocket wheel has facilitated, install and change, increased the density of maintenance.
In view of this, the design people, according to the Production design experience of being engaged in for many years related domain and association area, develops a kind of improved subdivision sprocket wheel, the problem existing to solving prior art.
Model utility content
The purpose of this utility model is to be to provide a kind of improved subdivision sprocket wheel, by straight pin, wear vertically flange shaft sleeve and sprocket body, to be parallel to the direction of transmission shaft, avoided bolt in prior art when work, to bear for a long time the drawback of alternation tension load, make it have simple, the easy to maintenance and long-lived advantage of handling, overcome the defect of prior art.
For this reason, the utility model proposes a kind of improved subdivision sprocket wheel, described subdivision sprocket wheel is mutually docked and forms by two semiorbicular sprocket body, wherein, one side of described sprocket body is concaved with an embedding part, and described embedding part is semicircle annular, and it is along the circumferential setting of described sprocket body, described in two, the embedding part of sprocket body is and is oppositely arranged, and the corresponding capel that forms;
Separately be provided with the flange shaft sleeve of two semicircular annular, the outer side wall of described flange shaft sleeve convexes with a joining portion, described joining portion is along the circumferential setting of described flange shaft sleeve, and the shape of its shape and described embedding part matches, and wherein described in one, the madial wall of flange shaft sleeve is provided with the keyway connecting vertically;
Wherein, described in two, flange shaft sleeve correspondence is embedded in sprocket body described in two, and between both madial walls, form the axis hole that can wear for transmission shaft correspondence, and the interface of sprocket body staggers mutually described in both interfaces and two, the outer side wall of described flange shaft sleeve and the madial wall of described sprocket body fit, described in two joining portion correspondence be embedded at described capel place, and by sprocket body described in straight pin and two, be connected and fixed respectively, described straight pin is along the axial setting of described sprocket body.
Improved subdivision sprocket wheel as above, wherein, joining portion and wear and be fixed with bolt between sprocket body described in each described in each, described bolt is along the axial setting of described sprocket body
Improved subdivision sprocket wheel as above, wherein, described in two, the interface of flange shaft sleeve is vertical setting mutually with the interface of sprocket body described in two.
The improved subdivision sprocket wheel the utility model proposes, its dismounting is simple, easy to maintenance, durable in use, when single subdivision sprocket wheel damage need to be changed, only need to unclamp connecting bolt, take out straight pin, can reach the object of dismounting subdivision sprocket wheel, without whole axle carried out to dismounting; Sprocket body and the flange shaft sleeve of subdivision sprocket wheel are simple in structure, and profile rule, is convenient to processing; By straight pin and bolt, wear vertically fastening flange axle sleeve and sprocket body, make it at the fastening subdivision sprocket wheel of the direction that is parallel to transmission shaft, avoid straight pin and bolt when work, to bear for a long time the drawback of alternation tension load, made this means of fixation more reliable and durable.
Accompanying drawing explanation
Fig. 1 is the structural representation of existing subdivision sprocket wheel;
Fig. 2 is composition structural representation of the present utility model;
Fig. 3 is the sectional view along A-A line in Fig. 2;
Fig. 4 is the floor map after two sprocket body docking in the utility model;
Fig. 5 is the sectional view along B-B line in Fig. 4;
Fig. 6 is the floor map after two flange shaft sleeve docking in the utility model;
Fig. 7 is the sectional view along C-C line in Fig. 6.
Primary component label declaration:
2 subdivision sprocket wheel 21 sprocket body
211 embedding part 211A capels
22 flange shaft sleeve 221 joining portion
222 keyway 21a, 22a interface
24 bolts
Embodiment
For technical characteristics of the present utility model, object and effect being had more clearly, understand, now contrast accompanying drawing embodiment of the present utility model is described:
Fig. 2 is composition structural representation of the present utility model; Fig. 3 is the sectional view along A-A line in Fig. 2; Fig. 4 is the floor map after two sprocket body docking in the utility model; Fig. 5 is the sectional view along B-B line in Fig. 4; Fig. 6 is the floor map after two flange shaft sleeve docking in the utility model; Fig. 7 is the sectional view along C-C line in Fig. 6.
As shown in Figure 2 and Figure 3, the improved subdivision sprocket wheel 2 the utility model proposes, sprocket body 21 by two semicircular annular is mutually docked and is formed, wherein, please also refer to Fig. 4 and Fig. 5, a side of described sprocket body 21 is concaved with an embedding part 211, described embedding part 211 is semicircle annular, it is along the circumferential setting of described sprocket body 21, and described in two, the embedding part 211 of sprocket body 21 is and is oppositely arranged, and the corresponding capel 211A that forms;
Separately be provided with the flange shaft sleeve 22 of two semicircular annular, as shown in FIG. 6 and 7, the outer side wall of described flange shaft sleeve 22 convexes with a joining portion 221, described joining portion 221 is along the circumferential setting of described flange shaft sleeve 22, the shape of its shape and described embedding part 211 matches, wherein described in one, the madial wall of flange shaft sleeve 22 is provided with the keyway 222 connecting vertically, by this keyway is set, the object of transmitting to reach moment of torsion, it is to be noted, in illustrated structure, described joining portion 221 is positioned at the neutral position of described flange shaft sleeve 22 outer side walls, but in concrete enforcement, not as limit, such as, this joining portion 221 also can be arranged on the place, one end near described flange shaft sleeve 22 outer side walls, to meet diversified usage requirement,
Wherein, described in two, flange shaft sleeve 22 correspondences are embedded in sprocket body described in two 21, and between both madial walls, form the axis hole 22b (as shown in Figure 6) that can wear for transmission shaft correspondence, and the interface 21a of sprocket body 21 staggers mutually described in both interface 22a and two, two interfaces are in same plane, but correspondence is positioned at two intersecting planes; The madial wall of the outer side wall of described flange shaft sleeve 22 and described sprocket body 21 fits, described in two, 221, joining portion correspondence is embedded at described capel 211A place, and by sprocket body 21 described in straight pin 23 and two, be connected and fixed respectively, described straight pin 23 is along the axial setting of described sprocket body 21, by this straight pin is set, both make accurate positioning between sprocket body and flange shaft sleeve, there is again the ability of stronger transmitting torque.
In the utility model, by straight pin, wear vertically fastening flange axle sleeve and sprocket body, make it at the fastening subdivision sprocket wheel of the direction that is parallel to transmission shaft, avoid bolt in prior art when work, to bear for a long time the drawback of alternation tension load, made this means of fixation more reliable and durable.In addition, improved subdivision sprocket wheel of the present utility model, has simple, the easy to maintenance and long-lived advantage of handling.
As shown in Figure 2 to Figure 3, when practical application, cylinder pin hole is set vertically in described sprocket body, corresponding formation perforation of the joining portion of flange shaft sleeve described in two, first by the docking mutually on transmission shaft of each flange shaft sleeve, and by two sprocket body along the docking of flange shaft sleeve outer side surface, and make each cylinder pin hole relative with each perforation, wear subsequently straight pin, so that flange shaft sleeve described in sprocket body described in two and two is connected and fixed.Wherein, for the quantity of above-mentioned cylinder pin hole, perforation and straight pin, can determine according to actual needs, at this, not do concrete restriction.
Preferably, joining portion 221 and wear between sprocket body 21 and be fixed with bolt 24 described in each described in each, to improve the tightness being connected between flange shaft sleeve and sprocket body, described bolt 24 is along the axial setting of described sprocket body 21, as shown in the figure, in concrete enforcement, can corresponding through hole be set on the joining portion of sprocket body and flange shaft sleeve, for bolt correspondence, wear, wherein, for improving the tightness connecting, in above-mentioned through hole, also screw thread can be further set, with direct and bolt, be spirally connected fixing.In addition, as shown in Figure 2, described in preferential two, the interface 22a of flange shaft sleeve 22 and the interface 21a of sprocket body described in two 21 are vertical setting mutually, to reach preferably using effect.
The improved subdivision sprocket wheel the utility model proposes, its dismounting is simple, easy to maintenance, durable in use, when single subdivision sprocket wheel damage need to be changed, only need to unclamp connecting bolt, take out straight pin, can reach the object of dismounting subdivision sprocket wheel, without whole axle carried out to dismounting; Sprocket body and the flange shaft sleeve of subdivision sprocket wheel are simple in structure, and profile rule, is convenient to processing; By straight pin and bolt, wear vertically flange shaft sleeve and sprocket body, make it at the fastening subdivision sprocket wheel of the direction that is parallel to transmission shaft, avoid straight pin and bolt when work, to bear for a long time the drawback of alternation tension load, made this means of fixation more reliable and durable.
The foregoing is only the schematic embodiment of the utility model, not in order to limit scope of the present utility model.Any those skilled in the art, is not departing from equivalent variations and the modification of having done under the prerequisite of design of the present utility model and principle, all should belong to the scope of the utility model protection.
Claims (3)
1. an improved subdivision sprocket wheel, described subdivision sprocket wheel is mutually docked and forms by two semiorbicular sprocket body, it is characterized in that, one side of described sprocket body is concaved with an embedding part, described embedding part is semicircle annular, it is along the circumferential setting of described sprocket body, and described in two, the embedding part of sprocket body is and is oppositely arranged, and the corresponding capel that forms;
Separately be provided with the flange shaft sleeve of two semicircular annular, the outer side wall of described flange shaft sleeve convexes with a joining portion, described joining portion is along the circumferential setting of described flange shaft sleeve, and the shape of its shape and described embedding part matches, and wherein described in one, the madial wall of flange shaft sleeve is provided with the keyway connecting vertically;
Wherein, described in two, flange shaft sleeve correspondence is embedded in sprocket body described in two, and between both madial walls, form the axis hole that can wear for transmission shaft correspondence, and the interface of sprocket body staggers mutually described in both interfaces and two, the outer side wall of described flange shaft sleeve and the madial wall of described sprocket body fit, described in two joining portion correspondence be embedded at described capel place, and by sprocket body described in straight pin and two, be connected and fixed respectively, described straight pin is along the axial setting of described sprocket body.
2. improved subdivision sprocket wheel as claimed in claim 1, is characterized in that, joining portion and wear and be fixed with bolt between sprocket body described in each described in each, and described bolt is along the axial setting of described sprocket body.
3. improved subdivision sprocket wheel as claimed in claim 1 or 2, is characterized in that, described in two, the interface of flange shaft sleeve is vertical setting mutually with the interface of sprocket body described in two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320664246.XU CN203516656U (en) | 2013-10-25 | 2013-10-25 | Improved split chain wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320664246.XU CN203516656U (en) | 2013-10-25 | 2013-10-25 | Improved split chain wheel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203516656U true CN203516656U (en) | 2014-04-02 |
Family
ID=50375589
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320664246.XU Expired - Lifetime CN203516656U (en) | 2013-10-25 | 2013-10-25 | Improved split chain wheel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203516656U (en) |
-
2013
- 2013-10-25 CN CN201320664246.XU patent/CN203516656U/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140402 |
|
| CX01 | Expiry of patent term |