CN201989876U - Supporting carriage with sealed end face - Google Patents
Supporting carriage with sealed end face Download PDFInfo
- Publication number
- CN201989876U CN201989876U CN2010206905423U CN201020690542U CN201989876U CN 201989876 U CN201989876 U CN 201989876U CN 2010206905423 U CN2010206905423 U CN 2010206905423U CN 201020690542 U CN201020690542 U CN 201020690542U CN 201989876 U CN201989876 U CN 201989876U
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- CN
- China
- Prior art keywords
- balance arm
- supporting
- axle
- side seal
- shaft
- 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 - Fee Related
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- Sealing Devices (AREA)
- Sealing Of Bearings (AREA)
Abstract
The utility model relates to a part of a crawler tractor, in particular to a supporting carriage with an sealed end face, which mainly solves the technical problems that in the prior art, abrasion of parts such as supporting wheel axles and the like is accelerated as muddy water, sand and dust can enter a supporting carriage from gaps of the end faces of supporting wheels, accordingly the service life of the supporting carriage is shorter, and the like. The supporting carriage with an sealed end face comprises an inner balance arm and an outer balance arm which are connected together by a swing shaft, a buffer spring is mounted between the inner balance arm and the outer balance arm, a carriage shaft is arranged beside the swing shaft, both the inner balance arm and the outer balance arm are connected with supporting wheels by the aid of supporting wheel axles, one end of the carriage shaft is provided with a carriage shaft supporting end cap, the other end of the carriage shaft is provided with a carriage shaft blank cap, a carriage shaft locking bolt is further fixed to the end with the blank cap on the carriage shaft, and an oil cup is arranged on the carriage shaft locking bolt and communicated with a gap between the carriage shaft and the outer balance arm by the aid of an oil way.
Description
Technical field
The utility model relates to a kind of parts of crawler-tread tractor, especially relates to a kind of side seal formula bogie.
Background technology
When track type tractor particularly uses in the paddy field in the field, have advantages such as light to soil packing, that tractive force is big, but outside leakage of oil very easily takes place in the bogie of present trac. and muddy water immerses phenomenon, thereby aggravate the wearing and tearing of parts such as large and small seal ring, supporting wheel shaft, bearing, form vicious circle.Chinese patent discloses a kind of improved combination machine half-track running gear, and (Granted publication number: CN 201280163Y), it comprises and axle drive shaft bonded assembly drive hub, and bogie frame; The bogie frame inboard is hinged on the described reaper propons bottom by bearing pin, the outside of bogie frame is provided with auxiliary support apparatus, the outside of drive hub is provided with dome, auxiliary support apparatus is supported on the dome, auxiliary support apparatus comprises the bracing frame that is fixed on the described bogie frame, the upper end of bracing frame is equipped with the aiding support idle pulley, bracing frame comprises the supporting base of captiveing joint with described bogie frame, be hinged with disc on the supporting base, the upper end of disc is separately installed with the aiding support idle pulley, the adjusting pad is installed between supporting base and the bogie frame, and the connecting bore of supporting base and bogie frame is a slotted hole.But this bogie is owing to be to seal by common sealing member in the caterpillar wheel end, therefore the muddy water sand and dust can be entered into bogie inside by the slit of caterpillar wheel end face, thereby quicken the wearing and tearing of parts such as supporting shaft, make that the service life of bogie is shorter.
The utility model content
The utility model provides a kind of side seal formula bogie, it mainly is to solve the existing in prior technology bogie owing to be to seal by common sealing member in the caterpillar wheel end, therefore the muddy water sand and dust can be entered into bogie inside by the slit of caterpillar wheel end face, thereby quicken the wearing and tearing of parts such as supporting shaft, make the technical matters that service life of bogie is short etc.
Above-mentioned technical matters of the present utility model is mainly solved by following technical proposals:
Side seal formula bogie of the present utility model, comprise the inner balance arm, the outer balance arm that link together by oscillating axle, between inner balance arm, the outer balance arm recoil spring is housed, and can be respectively around the oscillating axle swing, the other chassis axle that is provided with of oscillating axle, outer balance arm can be around the swing of chassis axle with inner balance arm, also all be connected with caterpillar wheel on inner balance arm, the outer balance arm by supporting wheel shaft, described caterpillar wheel inner end surface is provided with capsul and floating sealing base, capsul, floating sealing base are provided with step, are provided with V-ring between its step.The internal and external equilibrium arm adopts the cast steel structure, and higher than magnesium iron material toughness, intensity is stronger.The caterpillar wheel wheel rim surface can be carried out cure process, and more wear-resisting, the life-span is longer.The inlet end face sealing can prevent that the muddy water sand and dust from not entering the floating sealed faying face, improved floating leak free reliability and service life greatly.Between the step on capsul, the floating sealing base cavity is arranged, be convenient to place V-ring.
As preferably, described caterpillar wheel the inner is connected with floating sealing ring by the O RunddichtringO.The O RunddichtringO can be fixed on floating sealing ring capsul, floating sealing base place.
As preferably, described caterpillar wheel is fixed on the supporting wheel shaft by the caterpillar wheel lock bolt, installs comparatively simple.
As preferably, described chassis axle one end is provided with chassis axle supporting end cap, and the chassis axle other end is provided with chassis axle stifle, also is fixed with chassis shaft locking bolt on the chassis axle of stifle end, chassis shaft locking bolt is provided with lubricating cup, and lubricating cup is by the slit between oil circuit connection chassis axle and the outer balance arm.Adopt stifle formula heavier-duty caterpillar wheel, better tightness.And can in the slit between chassis axle and the outer balance arm, inject grease lubrication by lubricating cup, guarantee the bogie reliable operation, reduce wearing and tearing, improve the life-span.
As preferably, be socketed with the equilibrium arm large shaft sleeve on the described chassis axle, be socketed with the little axle sleeve of equilibrium arm on the oscillating axle, can reduce the chassis axle, oscillating axle is worn in use.
As preferably, the two sides in described caterpillar wheel knee all are provided with reinforced rib, make the intensity of caterpillar wheel, rigidity higher.
As preferably, be provided with O type circle between described floating sealing base and the caterpillar wheel, prevent that the muddy water sand and dust from entering, thus the corrosion of avoiding.
As preferably, be provided with O type circle between described caterpillar wheel lock bolt and the caterpillar wheel outer face, prevent that the muddy water sand and dust from entering, thus the corrosion of avoiding.
As preferably, all be provided with bearing between described inner balance arm, outer balance arm and the supporting wheel shaft, be convenient to the rotation of supporting wheel shaft.
As preferably, be provided with dust ring in the described chassis axle bearing end cap inner groove.
Therefore, bogie of the present utility model utilizes floating sealing and inlet end face sealing to prevent that the muddy water sand and dust from entering into bogie inside by the slit of caterpillar wheel end face in the caterpillar wheel end, make that the service life of bogie is longer, and is simple and reasonable for structure.
Description of drawings
Accompanying drawing 1 is a kind of structural representation of the present utility model;
Accompanying drawing 2 is plan structure scheme drawings of Fig. 1;
Accompanying drawing 3 is I-I cross-sectional view of Fig. 1.
Parts, position and numbering among the figure: recoil spring 1, inner balance arm 2, outer balance arm 3, oscillating axle 4, chassis axle 5, supporting wheel shaft 6, caterpillar wheel 7, capsul 8, floating sealing base 9, V-ring 10, O RunddichtringO 11, floating sealing ring 12, caterpillar wheel lock bolt 13, chassis axle supporting end cap 14, chassis axle stifle 15, chassis shaft locking bolt 16, lubricating cup 17, equilibrium arm large shaft sleeve 18, the little axle sleeve 19 of equilibrium arm, reinforced rib 20, O type circle 21, bearing 22,, dust ring 23.
The specific embodiment
Below by embodiment, and in conjunction with the accompanying drawings, the technical solution of the utility model is described in further detail.
Embodiment: the side seal formula bogie that this is routine, as Fig. 1, Fig. 2, the inner balance arm 2, the outer balance arm 3 that link together by oscillating axle 4 are arranged, recoil spring 1 is housed between inner balance arm, the outer balance arm, and can center on oscillating axle 4 swings, outer balance arm respectively can be with inner balance arm around 5 swings of chassis axle, be socketed with equilibrium arm large shaft sleeve 18 on the chassis axle, be socketed with the little axle sleeve 19 of equilibrium arm on the oscillating axle.Chassis axle one end is provided with chassis axle supporting end cap 14, is provided with dust ring 23 in chassis axle bearing end cap 14 inner grooves.The chassis axle other end is provided with chassis axle stifle 15, also is fixed with chassis shaft locking bolt 16 on the chassis axle of stifle end, and chassis shaft locking bolt is provided with lubricating cup 17, and lubricating cup is by the slit between oil circuit connection chassis axle and the outer balance arm 3.As Fig. 3, also all be connected with caterpillar wheel 7 on inner balance arm, the outer balance arm by supporting wheel shaft 6, caterpillar wheel is fixed on the supporting wheel shaft 6 by caterpillar wheel lock bolt 13.All be provided with bearing 22 between inner balance arm, outer balance arm and the supporting wheel shaft, and the two sides in caterpillar wheel knee all are provided with reinforced rib 20.The caterpillar wheel inner end surface is provided with capsul 8 and floating sealing base 9, and capsul, floating sealing base are provided with step, are provided with V-ring 10 between its step.Caterpillar wheel 7 the inners are connected with floating sealing ring 12 by O RunddichtringO 11.Between floating sealing base and the caterpillar wheel, all be provided with O type circle 21 between caterpillar wheel lock bolt and the caterpillar wheel outer face.
During use, the utility model is installed in the crawler-tread tractor, supporting wheel shaft 6 can drive caterpillar wheel 7 and be rotated, and recoil spring 1 can be adjusted the position between inner balance arm 2, the outer balance arm 3, thereby reaches the effect of adjusting Zhi Chongli.Floating sealing adds that the inlet end face sealing can guarantee that the muddy water sand and dust do not enter the floating sealed faying face, have improved floating leak free reliability and service life greatly.
The above only is a specific embodiment of the utility model, but architectural feature of the present utility model is not limited thereto, any those skilled in the art is in field of the present utility model, and variation of being done or modification all are encompassed among the claim of the present utility model.
Claims (10)
1. side seal formula bogie, comprise inner balance arm (2), outer balance arm (3) that oscillating axle (4) links together, recoil spring (1) is housed between inner balance arm, the outer balance arm, the other chassis axle (5) that is provided with of oscillating axle (4), also all pass through supporting wheel shaft (6) on inner balance arm, the outer balance arm and be connected with caterpillar wheel (7), it is characterized in that described caterpillar wheel (7) inner end surface is provided with capsul (8) and floating sealing base (9), capsul, floating sealing base are provided with step, are provided with V-ring (10) between its step.
2. side seal formula bogie according to claim 1 is characterized in that described caterpillar wheel (7) the inner is connected with floating sealing ring (12) by O RunddichtringO (11).
3. side seal formula bogie according to claim 1 and 2 is characterized in that described caterpillar wheel (7) is fixed on the supporting wheel shaft (6) by caterpillar wheel lock bolt (13).
4. side seal formula bogie according to claim 1 and 2, it is characterized in that described chassis axle (5) one ends are provided with chassis axle supporting end cap (14), the chassis axle other end is provided with chassis axle stifle (15), also be fixed with chassis shaft locking bolt (16) on the chassis axle of stifle end, chassis shaft locking bolt is provided with lubricating cup (17), and lubricating cup is by the slit between oil circuit connection chassis axle and the outer balance arm (3).
5. side seal formula bogie according to claim 1 and 2 is characterized in that being socketed with equilibrium arm large shaft sleeve (18) on the described chassis axle (5), is socketed with the little axle sleeve of equilibrium arm (19) on the oscillating axle (4).
6. side seal formula bogie according to claim 1 and 2 is characterized in that the two sides in described caterpillar wheel (7) knee all are provided with reinforced rib (20).
7. side seal formula bogie according to claim 1 and 2 is characterized in that being provided with O type circle (21) between described floating sealing base (9) and the caterpillar wheel (7).
8. side seal formula bogie according to claim 3 is characterized in that being provided with O type circle between described caterpillar wheel lock bolt and caterpillar wheel (7) outer face.
9. side seal formula bogie according to claim 1 and 2 is characterized in that all being provided with bearing (22) between described inner balance arm (2), outer balance arm (3) and the supporting wheel shaft (6).
10. side seal formula bogie according to claim 4 is characterized in that being provided with dust ring (23) in described chassis axle bearing end cap (14) inner groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206905423U CN201989876U (en) | 2010-12-30 | 2010-12-30 | Supporting carriage with sealed end face |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206905423U CN201989876U (en) | 2010-12-30 | 2010-12-30 | Supporting carriage with sealed end face |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201989876U true CN201989876U (en) | 2011-09-28 |
Family
ID=44666374
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206905423U Expired - Fee Related CN201989876U (en) | 2010-12-30 | 2010-12-30 | Supporting carriage with sealed end face |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201989876U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102897237A (en) * | 2012-10-26 | 2013-01-30 | 凯盛重工有限公司 | Dustproof supporting wheel |
-
2010
- 2010-12-30 CN CN2010206905423U patent/CN201989876U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102897237A (en) * | 2012-10-26 | 2013-01-30 | 凯盛重工有限公司 | Dustproof supporting wheel |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Hangzhou City, Zhejiang Province, the new 311228 Bay Street Xiaoshan District No. 1 Linglu Sheng Patentee after: HANGZHOU GEGAO MACHINE CO., LTD. Address before: Hangzhou City, Zhejiang Province, the new 311228 Bay Street Xiaoshan District No. 1 Linglu Sheng Patentee before: Hangzhou Gegao Machine Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110928 Termination date: 20141230 |
|
| EXPY | Termination of patent right or utility model |