CN206654110U - A kind of guide wheel Junk prevention device - Google Patents
A kind of guide wheel Junk prevention device Download PDFInfo
- Publication number
- CN206654110U CN206654110U CN201720279864.0U CN201720279864U CN206654110U CN 206654110 U CN206654110 U CN 206654110U CN 201720279864 U CN201720279864 U CN 201720279864U CN 206654110 U CN206654110 U CN 206654110U
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- CN
- China
- Prior art keywords
- guide wheel
- guiding
- protective cover
- portal
- guide
- 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.)
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Abstract
The utility model provides a kind of guide wheel Junk prevention device, including guide wheel, guide wheel support, pressure axis, tensioning apparatus and protective cover, the guide wheel is rotatably connected on the front end of the guiding wheel support, rear side of the tensioning apparatus positioned at the guiding wheel support, described pressure axis one end is connected with the tensioning apparatus, the other end is connected on the guiding wheel support on rear side of guide wheel, the protective cover is downward opening U-shaped structure, and the protective cover is located on the guiding wheel support and pressure axis from the top down, and the protective cover synchronously slides back and forth with guide wheel.The utility model, which uses, sets the protective cover servo-actuated with it in guide wheel rear space, to block the open space at guide wheel rear portion, prevents hard foreign object from entering guide wheel slide rail or back space, improves the reliability of guide wheel.
Description
Technical field
Crawler type walking mechanism technical field is the utility model is related to, more particularly to a kind of guide wheel Junk prevention device.
Background technology
Crawler type walking mechanism is the ground-engaging element of crawler type traveling machine equipment, as crawler-mounted excavator, crawler type rise
Heavy-duty machine, crawler dozer etc..Creeper undercarriage mainly by guide wheel, tensioning apparatus, track frame, thrust wheel, drive device,
The composition such as sprocket wheel and creeper tread is held in the palm, wherein, guide wheel is used for the guiding of walking mechanism, existing guide wheel seat structure, reserves
Larger open space be present in the space that guide wheel slides back and forth, guide wheel rear portion, and crawler type traveling machine equipment
Manipulating object is generally the bad working environments such as hard stone, iron block, and in operation process, such hard foreign object is easy to from upper clan
Enter guide wheel erection support back space, cause guide wheel is stuck can not normally slide, or even damaged by hard foreign object strike.
Utility model content
Technical problem to be solved in the utility model is：In order to overcome deficiency of the prior art, the utility model carries
For a kind of guide wheel Junk prevention device.
The utility model solves its technical problem technical scheme to be taken：A kind of guide wheel Junk prevention device, bag
Include guide wheel, guiding wheel support, pressure axis, tensioning apparatus and protective cover, the guide wheel and be rotatably connected on the guide wheel branch
The front end of frame, positioned at the rear side of the guiding wheel support, described pressure axis one end connects the tensioning apparatus with the tensioning apparatus
Connect, the other end is connected on the guiding wheel support on rear side of guide wheel, and the protective cover is downward opening U-shaped structure, and described
Protective cover is located on the guiding wheel support and pressure axis from the top down, and the protective cover is with sliding before and after guide wheel synchronization
It is dynamic.Protective cover is located at guide wheel back space, and guiding wheel support is covered in protective cover, hard foreign object is avoided and is stuck in guiding
Between wheel and guiding wheel support.
Further, guiding function is realized for the ease of guide wheel, the protective cover top is close to the side of the guide wheel
Offer window.Window is the U-shaped mouth of opening forward, for accommodating guide wheel.
Further, in addition to the guide plate that is arranged on inside protective cover, the guide plate are located at the bottom of the window, institute
Stating guide plate includes horizontal top plate and vertical bottom plate, and the top plate is provided with close to the side of guide wheel is oriented to neck, described
The guide part of guide wheel is connected in the guiding neck, and when direct of travel, guide plate drives directive wheel to be synchronized with the movement, described
Bottom plate upper end is connected with the top plate, and for roof supporting, the bottom plate lower end is provided with the connecting portion of bending, and the connecting portion leads to
Screw is crossed to be fixedly connected with the guiding wheel support.The connecting portion is to the fillet backwards to the bending of guide wheel side, makes bottom plate
L-shaped is shaped as, is easy to the fixation with guiding wheel support.
Further, it is described in order to realize the fixation of protective cover and support, in addition to for supporting the protective stent of protective cover
Protective stent is portal structure, including portal transverse slat and two portal lateral columns for being arranged on portal transverse slat both sides, two bridges
Doorjamb is connected by portal transverse slat, and the one end of the portal lateral column away from portal transverse slat is connected with the guiding wheel support, institute
State pressure axis and run through the portal transverse slat along channeling direction.
Further, the guiding wheel support also be portal structure, including crossbeam and the side lead arm that is connected to crossbeam both ends,
Described side lead arm one end is connected by crossbeam, and the other end is connected with the guiding rotating shaft of the guide wheel.By guiding wheel support
Pressure on guide wheel can be passed to tensioning apparatus by pressure axis.
The beneficial effects of the utility model are：A kind of guide wheel Junk prevention device provided by the utility model, using drawing
Guide wheel rear space sets the protective cover servo-actuated with it, to block the open space at guide wheel rear portion, prevents hard foreign object from entering
Guide wheel slide rail or back space, improve the reliability of guide wheel.
Brief description of the drawings
The utility model is described in further detail with reference to the accompanying drawings and examples.
Fig. 1 is the structural representation of the best embodiment of the utility model；
Fig. 2 is to remove the structural representation after protective cover；
Fig. 3 is to remove the structural representation after protective cover；
Fig. 4 is the structural representation of guide plate；
In figure：1st, guide wheel, 1-1, guide part, 2, guiding wheel support, 2-1, crossbeam, 2-2, side lead arm, 3, pressure axis,
4th, tensioning apparatus, 5, protective cover, 7, window, 8, guide plate, 8-1, top plate, 8-2, bottom plate, 8-3, it is oriented to neck, 8-4, connection
Portion, 9, protective stent, 9-1, portal transverse slat, 9-2, portal lateral column, 10, guiding rotating shaft.
Embodiment
The utility model is described in detail presently in connection with accompanying drawing.This figure is simplified schematic diagram, only in a schematic way
Illustrate basic structure of the present utility model, therefore it only shows the composition relevant with the utility model.
As Figure 1-4, a kind of guide wheel Junk prevention device of the present utility model, including guide wheel 1, guiding wheel support 2,
Pressure axis 3, tensioning apparatus 4 and protective cover 5, the guide wheel 1 be rotatably connected on it is described guiding wheel support 2 front end, described
Tight device 4 is connected positioned at the rear side for guiding wheel support 2, described one end of pressure axis 3 with the tensioning apparatus 4, and the other end connects
Be connected on the guiding wheel support 2 of the rear side of guide wheel 1, the protective cover 5 is downward opening U-shaped structure, and the protective cover 5 from
On be located at downwards on the guiding wheel support 2 and pressure axis 3, and the protective cover 5 synchronously slides back and forth with guide wheel 1.It is anti-
Shield 5 is located at the back space of guide wheel 1, and guiding wheel support 2 is covered in protective cover 5, hard foreign object is avoided and is stuck in guiding
Between wheel 1 and guiding wheel support 2.
Guiding function is realized for the ease of guide wheel 1, the top of protective cover 5 opens up close to the side of the guide wheel 1
There is window 7.Window 7 is the U-shaped mouth of opening forward, for accommodating guide wheel 1.
Also include being arranged on the guide plate 8 inside protective cover 5, the guide plate 8 is located at the bottom of the window 7, described
Guide plate 8 includes horizontal top plate 8-1 and vertical bottom plate 8-2, the top plate 8-1 and is provided with guiding close to the side of guide wheel 1
Neck 8-3, the guide part 1-1 of the guide wheel 1 is connected in the guiding neck 8-3, when direct of travel, the band of guide plate 8
Action-oriented wheel is synchronized with the movement, and the bottom plate 8-2 upper ends are connected with the top plate 8-1, for roof supporting 8-1, the bottom plate 8-2
The connecting portion 8-4, the connecting portion 8-4 that lower end is provided with bending are fixedly connected by screw with the guiding wheel support 2.The company
Socket part 8-4 is to the fillet backwards to the bending of the side of guide wheel 1, bottom plate 8-2 is shaped as L-shaped, is easy to guiding consolidating for wheel support 2
It is fixed.
In order to realize the fixation of protective cover 5 and support, in addition to for supporting the protective stent 9 of protective cover 5, the protection
Support 9 is portal structure, including portal transverse slat 9-1 and two portal lateral column 9-2 for being arranged on portal transverse slat 9-1 both sides, two
The portal lateral column 9-2 is connected by portal transverse slat 9-1, the one end of the portal lateral column 9-2 away from portal transverse slat 9-1 with it is described
Guiding wheel support 2 connects, and the pressure axis 3 runs through the portal transverse slat 9-1 along channeling direction.
The guiding wheel support 2 also be portal structure, including crossbeam 2-1 and the side lead arm that is connected to crossbeam 2-1 both ends
2-2, described side lead arm 2-2 one end are connected by crossbeam 2-1, and the other end is connected with the guiding rotating shaft 10 of the guide wheel 1.It is logical
Tensioning apparatus 4 can be passed to by the pressure on guide wheel 1 by pressure axis 3 by crossing guiding wheel support 2.
Tensioning apparatus 4 is realized using the spring on pressure axis 3 is set in.
Using it is above-mentioned according to desirable embodiment of the present utility model as enlightenment, by above-mentioned description, related work
Personnel can carry out various changes and amendments in without departing from the scope of the utility model completely.This item utility model
Technical scope is not limited to the content on specification, it is necessary to determines its technical scope according to right.
Claims (5)
- A kind of 1. guide wheel Junk prevention device, it is characterised in that：Including guide wheel (1), guiding wheel support (2), pressure axis (3), Tensioning apparatus (4) and protective cover (5), the guide wheel (1) be rotatably connected on it is described guiding wheel support (2) front end, described Tight device (4) is connected positioned at the rear side for guiding wheel support (2), described pressure axis (3) one end with the tensioning apparatus (4), The other end is connected on the guiding wheel support (2) on rear side of guide wheel (1), and the protective cover (5) is downward opening U-shaped structure, And the protective cover (5) be located at from the top down it is described guiding wheel support (2) and pressure axis (3) on, and the protective cover (5) with Guide wheel (1) synchronously slides back and forth.
- 2. guide wheel Junk prevention device as claimed in claim 1, it is characterised in that：Close to described at the top of the protective cover (5) The side of guide wheel (1) offers window (7).
- 3. guide wheel Junk prevention device as claimed in claim 2, it is characterised in that：Also include being arranged on protective cover (5) inside Guide plate (8), the guide plate (8) is located at the bottom of the window (7), and the guide plate (8) includes horizontal top plate (8- 1) and vertical bottom plate (8-2), the side of the close guide wheel (1) of the top plate (8-1) are described to draw provided with guiding neck (8-3) The guide part (1-1) of guide wheel (1) is connected in the guiding neck (8-3), bottom plate (8-2) upper end and the top plate (8- 1) connect, bottom plate (8-2) lower end is provided with the connecting portion (8-4) of bending, the connecting portion (8-4) and the guiding wheel support (2) it is fixedly connected.
- 4. guide wheel Junk prevention device as claimed in claim 1, it is characterised in that：Also include being used to support protective cover (5) Protective stent (9), the protective stent (9) are portal structure, including portal transverse slat (9-1) and are arranged on portal transverse slat (9-1) Two portal lateral columns (9-2) of both sides, two portal lateral columns (9-2) are connected by portal transverse slat (9-1), the portal side The one end of post (9-2) away from portal transverse slat (9-1) guides wheel support (2) to be connected with described, and the pressure axis (3) is along channeling direction Through the portal transverse slat (9-1).
- 5. guide wheel Junk prevention device as claimed in claim 1, it is characterised in that：The guiding wheel support (2) is portal knot Structure, including crossbeam (2-1) and the side lead arm (2-2) for being connected to crossbeam (2-1) both ends, described side lead arm (2-2) one end lead to Cross crossbeam (2-1) to be connected, the other end is connected with the guiding rotating shaft (10) of the guide wheel (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720279864.0U CN206654110U (en) | 2017-03-21 | 2017-03-21 | A kind of guide wheel Junk prevention device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720279864.0U CN206654110U (en) | 2017-03-21 | 2017-03-21 | A kind of guide wheel Junk prevention device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206654110U true CN206654110U (en) | 2017-11-21 |
Family
ID=60315239
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720279864.0U Expired - Fee Related CN206654110U (en) | 2017-03-21 | 2017-03-21 | A kind of guide wheel Junk prevention device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206654110U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113914403A (en) * | 2021-09-29 | 2022-01-11 | 江苏奔田机械科技有限公司 | Large-tonnage tensioning guide wheel assembly for engineering machinery |
-
2017
- 2017-03-21 CN CN201720279864.0U patent/CN206654110U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113914403A (en) * | 2021-09-29 | 2022-01-11 | 江苏奔田机械科技有限公司 | Large-tonnage tensioning guide wheel assembly for engineering machinery |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171121 Termination date: 20190321 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |