CN206017634U - A kind of nested tooth bar - Google Patents
A kind of nested tooth bar Download PDFInfo
- Publication number
- CN206017634U CN206017634U CN201621043402.0U CN201621043402U CN206017634U CN 206017634 U CN206017634 U CN 206017634U CN 201621043402 U CN201621043402 U CN 201621043402U CN 206017634 U CN206017634 U CN 206017634U
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- CN
- China
- Prior art keywords
- tooth bar
- slot type
- type structure
- seat
- nested
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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.)
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Abstract
The utility model discloses a kind of nested tooth bar, including：Tooth bar seat and tooth bar, the tooth bar seat are cylinder, and axially middle part is provided with slot type structure, and both sides end face is provided with attachment structure；The bottom surface at the slot type structure two ends is provided with screwed hole；The tooth bar is arranged in the slot type structure, profile is mated with the slot type structure, the tooth bar two ends are provided with installing hole corresponding with the screwed hole, are provided with tooth-shape structure on the upside of middle part, and the tooth bar is detachably connected the tooth bar seat both sides end face with the tooth bar seat and is provided with fixing hole.The utility model nesting tooth bar achieves tooth bar seat and tooth bar can be individually replaced according to abrasion condition, simplifies the maintenance step of tooth bar, improves the utilization rate of tooth bar and tooth bar seat, reduce use cost.
Description
Technical field
The utility model is related to a kind of tooth bar, more particularly to a kind of nested tooth bar.
Background technology
Simple structure, transmission efficiency are high and reliability is obtained the characteristics of high as which has for the drive mechanism of gear and tooth bar
Extensive application.And traditional tooth bar is all integrally formed structure, in tooth bar after prolonged use is worn and torn, often
Need integral replacing to be carried out to tooth bar, and the standing part of tooth bar is not then used effectively, and causes the waste of resource.
Utility model content
The purpose of this utility model is to provide a kind of nested tooth bar, to solve the problems, such as above-mentioned prior art, makes tooth
Bar and tooth bar seat can be dismantled and be supported the use, and reach the purpose for saving material.
For achieving the above object, the utility model provides following scheme：The utility model provides a kind of nested tooth bar,
Including：Tooth bar seat and tooth bar, the tooth bar seat are cylinder, and axially middle part is provided with slot type structure, and both sides end face is provided with connection
Structure；The tooth bar is arranged in the slot type structure, and profile is mated with the slot type structure, is provided with profile of tooth knot on the upside of middle part
Structure, the tooth bar are detachably connected with the tooth bar seat.
Further, the bottom surface at the slot type structure two ends is provided with screwed hole；The tooth bar two ends are provided with and the spiral shell
The corresponding installing hole of pit, the tooth bar seat are bolted with the tooth bar.
Further, the screwed hole is blind hole, and the installing hole of the tooth bar is counter sink.
Further, the tooth bar seat is made up of aluminum alloy materials, and the tooth bar is made up of carbon steel material.
Further, the slot type structure two ends are circular arc, and slot type structure is strip grooves.
Further, the height in the middle part of the outward flange of the slot type structure is rendered as outside step less than the height at two ends
Edge.
Further, diameter of the width of the slot type structure less than tooth bar seat, depth are not less than the thickness of tooth bar.
Further, the length of the tooth bar seat is not less than three times of the slot type structure length.
Further, the attachment structure is screwed hole, stud or hinged seat.
Further, outward flange of the tooth root of the tooth bar higher than the tooth bar seat.
The utility model achieves following technique effect relative to prior art：The utility model passes through tooth bar seat and tooth
Bar is nested together, and tooth bar is removably disposed in the slot type structure of tooth bar seat, makes slot type structure limit tooth bar
Five frees degree, make tooth bar not have on conditional free degree direction from slot type structure and mount and dismount.Achieve tooth bar seat
Can be individually replaced according to abrasion condition with tooth bar, simplify the maintenance step of tooth bar, improve the utilization of tooth bar and tooth bar seat
Rate, reduces use cost.
Description of the drawings
In order to be illustrated more clearly that the utility model embodiment or technical scheme of the prior art, below will be to embodiment
Needed for accompanying drawing to be used be briefly described, it should be apparent that, drawings in the following description are only of the present utility model
Some embodiments, for those of ordinary skill in the art, without having to pay creative labor, can be with basis
These accompanying drawings obtain other accompanying drawings.
Fig. 1 is nested tooth bar cross section structure diagram disclosed in the utility model；
Fig. 2 is nested tooth bar overlooking the structure diagram disclosed in the utility model；
Fig. 3 is tooth bar seat cross section structure diagram disclosed in the utility model；
Fig. 4 is tooth bar seat overlooking the structure diagram disclosed in the utility model；
Fig. 5 is rack structure schematic diagram disclosed in the utility model；
Fig. 6 is tooth bar overlooking the structure diagram disclosed in the utility model；
Wherein, 1 is tooth bar seat, and 2 is tooth bar, 3 for slot type structure outward flange, 4 is attachment structure, and 5 is tooth-shape structure, 6
For installing hole, 7 is slot type structure.
Specific embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Embodiment in based on the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment for being obtained, belongs to the scope of the utility model protection.
The purpose of this utility model is to provide a kind of nested tooth bar, to solve the problems, such as above-mentioned prior art, makes tooth
Bar and tooth bar seat can be dismantled and be supported the use, and reach the purpose for saving material.
Understandable for enabling above-mentioned purpose of the present utility model, feature and advantage to become apparent from, below in conjunction with the accompanying drawings and tool
Body embodiment is described in further detail to the utility model.
Embodiment 1：As shown in figures 1 to 6, the utility model provides a kind of nested tooth bar 2, including：Tooth bar seat 1 and tooth bar
2, the tooth bar seat 1 is cylinder, and axially middle part is provided with slot type structure 7, and both sides end face is provided with screwed hole；The tooth bar 2 sets
Put in the slot type structure 7, profile is mated with the slot type structure 7, on the upside of middle part, be provided with tooth-shape structure 5, the tooth bar 2 with
The tooth bar seat 1 is detachably connected.
The bottom surface at 7 two ends of the slot type structure is provided with screwed hole, and bottom outlet is blind hole；2 two ends of the tooth bar are provided with and institute
The corresponding counter sink of screwed hole is stated, the tooth bar seat 1 is bolted with the tooth bar 2.7 two ends of the slot type structure are circle
Arc, slot type structure 7 are strip grooves.Height in the middle part of the outward flange 3 of the slot type structure 7 is rendered as less than the height at two ends
Step outward flange.Diameter of the width of the slot type structure 7 less than tooth bar seat 1, depth are not less than the thickness of tooth bar 2.Described
The length of tooth bar seat 1 is not less than three times of 7 length of the slot type structure.The tooth root of the tooth bar 2 is outer higher than the tooth bar seat 1
Edge.
The utility model is by nesting together tooth bar seat 1 and tooth bar 2, and tooth bar 2 is removably disposed in tooth bar
In the slot type structure 7 of seat 1, make slot type structure 7 limit five frees degree of tooth bar 2, tooth bar 2 is not had from slot type structure 7
Mount and dismount on conditional free degree direction, blending bolt is fixed, and is reliably connected tooth bar 2 and tooth bar seat 1.Make spiral shell
For blind hole, the bottom outlet of pit can ensure that the bulk strength of tooth bar seat 1 meets use requirement.It is circular arc to make 7 two ends of slot type structure
Shape, can make tooth bar 2 to the active force of the inward flange of the slot type structure 7 of tooth bar seat 1 evenly, be conducive to increasing the service life.
The tooth root of tooth bar 2 is made higher than the outward flange of the tooth bar seat 1, it is ensured that tooth bar 2 and drive gear do not have any mechanical dry
Relate to.Tooth bar of the present utility model 2 can be combined formula replacing according to the difference of gear parameter, greatly reduce procedure, more
Beneficial to economical and environmentally friendly.The utility model achieves tooth bar seat 1 and tooth bar 2 can be individually replaced according to abrasion condition, simplifies
The maintenance step of tooth bar 2, improves the utilization rate of tooth bar 2 and tooth bar seat 1, reduces use cost.
Embodiment 2：Used as the further improvement to embodiment 1, the screwed hole on 1 both sides end face of the tooth bar seat is replaced with
Other attachment structures 4 such as connecting bolt or hinge seat, to adapt to different installation environments.Counter sink on tooth bar 2 replaces with light
Other installing holes 6 such as hole, shoulder hole.Tooth bar 2 and tooth bar seat 1 are connected by the way of clamping or interference fit.When adopting clamping
During connection, need to be respectively provided with Access Division on tooth bar 2 and tooth bar seat 1；When being connected using interference fit, need in tooth bar 2
Removal hole is set on the tooth bar seat 1 at the back side.
Embodiment 3：Used as the further improvement to embodiment 1 or embodiment 2, the tooth bar seat 1 is by aluminum alloy materials system
Into the tooth bar 2 is made up of carbon steel material.Gear and the transmission of tooth bar 2 are widely used in the steering gear of FSAE equation motorcycle races
In, in motor sport, lightweight is particularly important.Relative to traditional full steel structure tooth bar 2, nested tooth bar 2 of the present utility model
Weight be only original 33%, greatly reduce the weight of steering gear.
Apply specific case to be set forth principle of the present utility model and embodiment in this specification, above reality
The explanation for applying example is only intended to help and understands method of the present utility model and its core concept；Simultaneously for the general of this area
Technical staff, according to thought of the present utility model, will change in specific embodiments and applications.To sum up institute
State, this specification content is should not be construed as to restriction of the present utility model.
Claims (10)
1. a kind of nested tooth bar, it is characterised in that include：Tooth bar seat and tooth bar, the tooth bar seat are cylinder, and axially middle part sets
There are slot type structure, both sides end face to be provided with attachment structure；The tooth bar is arranged in the slot type structure, profile and the slot type
Structure matching, is provided with tooth-shape structure on the upside of middle part, and the tooth bar is detachably connected with the tooth bar seat.
2. a kind of nested tooth bar according to claim 1, it is characterised in that：The bottom surface at the slot type structure two ends is provided with
Screwed hole；The tooth bar two ends are provided with installing hole corresponding with the screwed hole, and the tooth bar seat passes through bolt with the tooth bar
Connection.
3. a kind of nested tooth bar according to claim 2, it is characterised in that：The screwed hole is blind hole, the tooth bar
Installing hole is counter sink.
4. a kind of nested tooth bar according to claim 1, it is characterised in that：The tooth bar seat is made up of aluminum alloy materials,
The tooth bar is made up of carbon steel material.
5. a kind of nested tooth bar according to claim 1, it is characterised in that：The slot type structure two ends be circular arc, groove
Formula structure is strip grooves.
6. a kind of nested tooth bar according to claim 1 or 5, it is characterised in that：In the middle part of the outward flange of the slot type structure
Height less than two ends height, be rendered as step outward flange.
7. a kind of nested tooth bar according to claim 1 or 5, it is characterised in that：The width of the slot type structure is less than tooth
The diameter of bar seat, depth are not less than the thickness of tooth bar.
8. a kind of nested tooth bar according to claim 1 or 5, it is characterised in that：The length of the tooth bar seat is not less than institute
State slot type structure length three times.
9. a kind of nested tooth bar according to claim 1, it is characterised in that：The attachment structure be screwed hole, stud or
Hinged seat.
10. a kind of nested tooth bar according to claim 1, it is characterised in that：The tooth root of the tooth bar is higher than the tooth bar
The outward flange of the slot type structure of seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621043402.0U CN206017634U (en) | 2016-09-07 | 2016-09-07 | A kind of nested tooth bar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621043402.0U CN206017634U (en) | 2016-09-07 | 2016-09-07 | A kind of nested tooth bar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206017634U true CN206017634U (en) | 2017-03-15 |
Family
ID=58259298
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621043402.0U Active CN206017634U (en) | 2016-09-07 | 2016-09-07 | A kind of nested tooth bar |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206017634U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106195216A (en) * | 2016-09-07 | 2016-12-07 | 北京理工大学 | A kind of nested tooth bar |
-
2016
- 2016-09-07 CN CN201621043402.0U patent/CN206017634U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106195216A (en) * | 2016-09-07 | 2016-12-07 | 北京理工大学 | A kind of nested tooth bar |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |