CN202880797U - Automatic centering mechanism of telescopic arm and autorail - Google Patents
Automatic centering mechanism of telescopic arm and autorail Download PDFInfo
- Publication number
- CN202880797U CN202880797U CN 201220565671 CN201220565671U CN202880797U CN 202880797 U CN202880797 U CN 202880797U CN 201220565671 CN201220565671 CN 201220565671 CN 201220565671 U CN201220565671 U CN 201220565671U CN 202880797 U CN202880797 U CN 202880797U
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- arm
- wear
- fixed
- travelling arm
- telescopic boom
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Abstract
The utility model provides an automatic centering mechanism of a telescope arm and an autorail. The automatic centering mechanism of the telescope arm comprises the telescopic arm, the telescopic arm comprises a fixed arm and a sliding arm, the sliding arm is connected in the fixed arm in a sliding mode, adjusting blocks are respectively arranged on the two side walls and the upper wall of the fixed arm, and adjusting blocks are respectively arranged on the two side walls and the lower wall of the sliding arm. Each adjusting block comprises a fixed sleeve, a wear-resisting plug, a spring and an adjusting bolt, the wear-resisting plug is connected in the fixed sleeve in a sliding mode, the adjusting bolt is connected at the end of the fixed sleeve in a threaded mode, and the spring is positioned between the adjusting bolt and the wear-resisting plug. The wear-resisting plugs of the adjusting blocks on the fixed arm abut against the sliding arm, the wear-resisting plugs of the adjusting blocks on the sliding arm abut against the fixed arm, wear-resisting plates are respectively arranged on the lower wall of the fixed arm and the upper wall of the sliding arm, and the two wear-resisting plates are respectively positioned between the fixed arm and the sliding arm. The effect that reliability of the telescopic arm is improved is achieved.
Description
Technical field
The utility model relates to autorail, relates in particular to a kind of telescopic boom automatic centering mechanism and autorail.
Background technology
At present, autorail both can travel at highway because of it, can move at railway again, was widely used in the rail transport industry.The operations such as autorail is generally used for rail traction, repairing, constructs and speedily carries out rescue work, autorail of the prior art mainly comprises: chassis, tire, track adjusting wheel and high-altitude operation platform.Tire and track adjusting wheel are separately positioned on the bottom on chassis, and high-altitude operation platform is assemblied on the chassis.Autorail can pass through tire running on highway; On railway, can lead by track adjusting wheel, autorail is travelled along guide rail.High-altitude operation platform generally includes base, telescopic boom, folding arm and the working bucket that is connected in turn, telescopic boom is in telescopic process, the travelling arm that easily occurs in the telescopic boom is offset with respect to fixed arm, telescopic boom can't normally be stretched, cause the reliability of telescopic boom of the prior art lower.
Summary of the invention
Technical problem to be solved in the utility model is: a kind of telescopic boom automatic centering mechanism and autorail are provided, solve the lower defective of reliability of telescopic boom in the prior art, realize improving the reliability of telescopic boom.
The technical scheme that the utility model provides is, a kind of telescopic boom automatic centering mechanism, comprise telescopic boom, described telescopic boom comprises fixed arm and travelling arm, described travelling arm is slidingly connected in the described fixed arm, be respectively arranged with adjustment block on the two side of described fixed arm and the upper wall, be respectively arranged with adjustment block on the two side of described travelling arm and the lower wall; Described adjustment block comprises fixed cover, wear-resisting plug, spring and adjustment bolt, and described wear-resisting plug is slidingly connected in the described fixed cover, and described adjustment bolt thread is connected to the end of described fixed cover, and described spring is between described adjustment bolt and described wear-resisting plug; Adjustment block on the described fixed arm is fixed on the described fixed arm by fixed cover, the wear-resisting plug of the adjustment block on the described fixed arm is resisted against on the described travelling arm, adjustment block on the described travelling arm is fixed on the described travelling arm by fixed cover, and the wear-resisting plug of the adjustment block on the described travelling arm is resisted against on the described fixed arm; The lower wall of described fixed arm and the upper wall of described travelling arm are respectively arranged with wear plate, and two described wear plates lay respectively between described fixed arm and the described travelling arm.
The telescopic boom automatic centering mechanism that the utility model provides, by at fixed arm and travelling arm adjustment block being set, wear-resisting plug is being resisted against under the effect of spring on fixed arm and the travelling arm closely, when skew appears in travelling arm, travelling arm can compress the wear-resistant block of respective side, and then the spring of compression travelling arm inside, therefore front spring has been in compressive state, thereby can apply rightabout pressure to travelling arm, the skew of balance travelling arm, make the travelling arm automatic centering, can move by failure-free to guarantee telescopic boom, realize having improved the reliability of telescopic boom.
Aforesaid telescopic boom automatic centering mechanism, described spring are disk spring.
Aforesaid telescopic boom automatic centering mechanism is respectively arranged with a plurality of adjustment blocks on the two side of described fixed arm and the upper wall, be respectively arranged with a plurality of adjustment blocks on the two side of described travelling arm and the lower wall.
Aforesaid telescopic boom automatic centering mechanism, described wear-resisting plug is made by engineering plastic alloy.
The technical scheme that the utility model provides is, a kind of autorail, comprise base, telescopic boom automatic centering mechanism and driving oil cylinder, described telescopic boom automatic centering mechanism comprises telescopic boom, described telescopic boom comprises fixed arm and travelling arm, described travelling arm is slidingly connected in the described fixed arm, the fixed arm of described telescopic boom is hinged on the described base, one end of described driving oil cylinder is hinged on the described base, the other end of described driving oil cylinder is hinged on the middle part of described fixed arm, be respectively arranged with adjustment block on the two side of described fixed arm and the upper wall, be respectively arranged with adjustment block on the two side of described travelling arm and the lower wall; Described adjustment block comprises fixed cover, wear-resisting plug, spring and adjustment bolt, and described wear-resisting plug is slidingly connected in the described fixed cover, and described adjustment bolt thread is connected to the end of described fixed cover, and described spring is between described adjustment bolt and described wear-resisting plug; Adjustment block on the described fixed arm is fixed on the described fixed arm by fixed cover, the wear-resisting plug of the adjustment block on the described fixed arm is resisted against on the described travelling arm, adjustment block on the described travelling arm is fixed on the described travelling arm by fixed cover, and the wear-resisting plug of the adjustment block on the described travelling arm is resisted against on the described fixed arm; The lower wall of described fixed arm and the upper wall of described travelling arm are respectively arranged with wear plate, and two described wear plates lay respectively between described fixed arm and the described travelling arm.
The autorail that the utility model provides, by at fixed arm and travelling arm adjustment block being set, wear-resisting plug is being resisted against under the effect of spring on fixed arm and the travelling arm closely, when skew appears in travelling arm, travelling arm can compress the wear-resistant block of respective side, and then the spring of compression travelling arm inside, therefore front spring has been in compressive state, thereby can apply rightabout pressure to travelling arm, the skew of balance travelling arm, make the travelling arm automatic centering, can move by failure-free to guarantee telescopic boom, realize having improved the reliability of telescopic boom.
Aforesaid autorail, described spring are disk spring.
Aforesaid autorail is respectively arranged with a plurality of adjustment blocks on the two side of described fixed arm and the upper wall, be respectively arranged with a plurality of adjustment blocks on the two side of described travelling arm and the lower wall.
Aforesaid autorail, described wear-resisting plug is made by engineering plastic alloy.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, the below will do one to the accompanying drawing of required use in embodiment or the description of the Prior Art and introduce simply, apparently, accompanying drawing in the following describes is embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the structural representation of the utility model telescopic boom automatic centering mechanism embodiment;
Fig. 2 be among Fig. 1 A to part sectional view;
Fig. 3 be among Fig. 1 B to part sectional view;
Fig. 4 is the cutaway view of the adjustment block among the utility model telescopic boom automatic centering mechanism embodiment.
The specific embodiment
For the purpose, technical scheme and the advantage that make the utility model embodiment clearer, below in conjunction with the accompanying drawing among the utility model embodiment, technical scheme among the utility model embodiment is clearly and completely described, obviously, described embodiment is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that obtains under the creative work prerequisite, all belong to the scope of the utility model protection.
Such as Fig. 1-shown in Figure 4, the present embodiment telescopic boom automatic centering mechanism, comprise telescopic boom 3, telescopic boom 3 comprises fixed arm 31 and travelling arm 32, travelling arm 32 is slidingly connected in the fixed arm 31, be respectively arranged with adjustment block 33 on the two side of fixed arm 31 and the upper wall, be respectively arranged with adjustment block 33 on the two side of travelling arm 32 and the lower wall; Adjustment block 33 comprises fixed cover 331, wear-resisting plug 332, spring 334 and adjusts bolt 333, wear-resisting plug 332 is slidingly connected in the fixed cover 331, adjust the end that bolt 333 is threaded in fixed cover 331, spring 334 is being adjusted between bolt 333 and the wear-resisting plug 332; Adjustment block 33 on the fixed arm 31 is fixed on the fixed arm 31 by fixed cover 331, the wear-resisting plug 332 of the adjustment block 33 on the fixed arm 31 is resisted against on the travelling arm 32, adjustment block 33 on the travelling arm 32 is fixed on the travelling arm 32 by fixed cover 331, and the wear-resisting plug 332 of the adjustment block 33 on the travelling arm 32 is resisted against on the fixed arm; The upper wall of the lower wall of fixed arm 31 and travelling arm 32 is respectively arranged with 34, two wear plates 34 of wear plate and lays respectively between fixed arm 31 and the travelling arm 32.
Particularly, fixed arm 31 in the present embodiment telescopic boom automatic centering mechanism is hinged on the base 1 of high-altitude operation platform, one end of the driving oil cylinder 2 of high-altitude operation platform is hinged on the base 1, the other end that drives oil cylinder 2 is hinged on the middle part of fixed arm 31, drives telescopic boom 3 pitchings by driving oil cylinder 2.In order automatically to adjust the position relationship between travelling arm 32 and the fixed arm 31, realize the function of travelling arm 32 automatic centerings, be respectively arranged with adjustment block 33 on the two side of the fixed arm 31 in the present embodiment and the upper wall, be respectively arranged with adjustment block 33 on the two side of travelling arm 32 and the lower wall, when telescopic boom 3 flexible operation, the phenomenon of off center easily appears in travelling arm 32, can realize travelling arm 32 automatic centerings by adjustment block 33 is set.In telescopic boom 3 assembling and setting processes, utilize and adjust bolt 333 adjustings to spring 334 applied pressures, make travelling arm 32 be in the state of centering.In motion process, skew about if travelling arm 32 occurs, can compress the wear-resistant block 33 of respective side, and then the spring 334 of compression travelling arm 32 inside, therefore front spring 334 has been in compressive state, thereby can apply rightabout pressure to travelling arm 32, the skew of balance travelling arm 32, make travelling arm 32 automatic centerings, can the failure-free operation to guarantee telescopic boom 3.Wherein, spring 334 in the present embodiment can be disk spring, is respectively arranged with a plurality of adjustment blocks 33 on the two side of fixed arm 31 and the upper wall, is respectively arranged with a plurality of adjustment blocks 33 on the two side of travelling arm 32 and the lower wall, preferably, wear-resisting plug 332 can be made by engineering plastic alloy.
The present embodiment telescopic boom automatic centering mechanism, by at fixed arm and travelling arm adjustment block being set, wear-resisting plug is being resisted against under the effect of spring on fixed arm and the travelling arm closely, when skew appears in travelling arm, travelling arm can compress the wear-resistant block of respective side, and then the spring of compression travelling arm inside, therefore front spring has been in compressive state, thereby can apply rightabout pressure to travelling arm, the skew of balance travelling arm, make the travelling arm automatic centering, can move by failure-free to guarantee telescopic boom, realize having improved the reliability of telescopic boom.
The utility model also provides a kind of autorail, base, telescopic boom automatic centering mechanism and driving oil cylinder, the telescopic boom automatic centering mechanism comprises telescopic boom, telescopic boom comprises fixed arm and travelling arm, travelling arm is slidingly connected in the fixed arm, the fixed arm of telescopic boom is hinged on the base, an end that drives oil cylinder is hinged on the base, the other end that drives oil cylinder is hinged on the middle part of fixed arm, be respectively arranged with adjustment block on the two side of fixed arm and the upper wall, be respectively arranged with adjustment block on the two side of travelling arm and the lower wall; Adjustment block comprises fixed cover, wear-resisting plug, spring and adjustment bolt, and wear-resisting plug is slidingly connected in the fixed cover, adjusts the end that bolt thread is connected to fixed cover, and spring is being adjusted between bolt and the wear-resisting plug; Adjustment block on the fixed arm is fixed on the fixed arm by fixed cover, the wear-resisting plug of the adjustment block on the fixed arm is resisted against on the travelling arm, adjustment block on the travelling arm is fixed on the travelling arm by fixed cover, and the wear-resisting plug of the adjustment block on the travelling arm is resisted against on the fixed arm; The lower wall of fixed arm and the upper wall of travelling arm are respectively arranged with wear plate, and two wear plates lay respectively between fixed arm and the travelling arm.
Particularly, telescopic boom automatic centering mechanism in the present embodiment can adopt the telescopic boom automatic centering mechanism among the utility model telescopic boom automatic centering mechanism embodiment, its concrete structure can referring to the record of the utility model telescopic boom automatic centering mechanism embodiment and accompanying drawing 1-Fig. 4, not repeat them here.
The present embodiment autorail, by at fixed arm and travelling arm adjustment block being set, wear-resisting plug is being resisted against under the effect of spring on fixed arm and the travelling arm closely, when skew appears in travelling arm, travelling arm can compress the wear-resistant block of respective side, and then the spring of compression travelling arm inside, therefore front spring has been in compressive state, thereby can apply rightabout pressure to travelling arm, the skew of balance travelling arm, make the travelling arm automatic centering, can move by failure-free to guarantee telescopic boom, realize having improved the reliability of telescopic boom.
It should be noted that at last: above embodiment only in order to the technical solution of the utility model to be described, is not intended to limit; Although with reference to previous embodiment the utility model is had been described in detail, those of ordinary skill in the art is to be understood that: it still can be made amendment to the technical scheme that aforementioned each embodiment puts down in writing, and perhaps part technical characterictic wherein is equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution break away from the spirit and scope of each embodiment technical scheme of the utility model.
Claims (8)
1. telescopic boom automatic centering mechanism, comprise telescopic boom, described telescopic boom comprises fixed arm and travelling arm, described travelling arm is slidingly connected in the described fixed arm, it is characterized in that, be respectively arranged with adjustment block on the two side of described fixed arm and the upper wall, be respectively arranged with adjustment block on the two side of described travelling arm and the lower wall; Described adjustment block comprises fixed cover, wear-resisting plug, spring and adjustment bolt, and described wear-resisting plug is slidingly connected in the described fixed cover, and described adjustment bolt thread is connected to the end of described fixed cover, and described spring is between described adjustment bolt and described wear-resisting plug; Adjustment block on the described fixed arm is fixed on the described fixed arm by fixed cover, the wear-resisting plug of the adjustment block on the described fixed arm is resisted against on the described travelling arm, adjustment block on the described travelling arm is fixed on the described travelling arm by fixed cover, and the wear-resisting plug of the adjustment block on the described travelling arm is resisted against on the described fixed arm; The lower wall of described fixed arm and the upper wall of described travelling arm are respectively arranged with wear plate, and two described wear plates lay respectively between described fixed arm and the described travelling arm.
2. telescopic boom automatic centering mechanism according to claim 1 is characterized in that, described spring is disk spring.
3. telescopic boom automatic centering mechanism according to claim 1 is characterized in that, is respectively arranged with a plurality of adjustment blocks on the two side of described fixed arm and the upper wall, is respectively arranged with a plurality of adjustment blocks on the two side of described travelling arm and the lower wall.
4. telescopic boom automatic centering mechanism according to claim 1 is characterized in that, described wear-resisting plug is made by engineering plastic alloy.
5. autorail, comprise base, telescopic boom automatic centering mechanism and driving oil cylinder, described telescopic boom automatic centering mechanism comprises telescopic boom, described telescopic boom comprises fixed arm and travelling arm, described travelling arm is slidingly connected in the described fixed arm, the fixed arm of described telescopic boom is hinged on the described base, one end of described driving oil cylinder is hinged on the described base, the other end of described driving oil cylinder is hinged on the middle part of described fixed arm, it is characterized in that, be respectively arranged with adjustment block on the two side of described fixed arm and the upper wall, be respectively arranged with adjustment block on the two side of described travelling arm and the lower wall; Described adjustment block comprises fixed cover, wear-resisting plug, spring and adjustment bolt, and described wear-resisting plug is slidingly connected in the described fixed cover, and described adjustment bolt thread is connected to the end of described fixed cover, and described spring is between described adjustment bolt and described wear-resisting plug; Adjustment block on the described fixed arm is fixed on the described fixed arm by fixed cover, the wear-resisting plug of the adjustment block on the described fixed arm is resisted against on the described travelling arm, adjustment block on the described travelling arm is fixed on the described travelling arm by fixed cover, and the wear-resisting plug of the adjustment block on the described travelling arm is resisted against on the described fixed arm; The lower wall of described fixed arm and the upper wall of described travelling arm are respectively arranged with wear plate, and two described wear plates lay respectively between described fixed arm and the described travelling arm.
6. autorail according to claim 5 is characterized in that, described spring is disk spring.
7. autorail according to claim 5 is characterized in that, is respectively arranged with a plurality of adjustment blocks on the two side of described fixed arm and the upper wall, is respectively arranged with a plurality of adjustment blocks on the two side of described travelling arm and the lower wall.
8. autorail according to claim 5 is characterized in that, described wear-resisting plug is made by engineering plastic alloy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220565671 CN202880797U (en) | 2012-10-31 | 2012-10-31 | Automatic centering mechanism of telescopic arm and autorail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220565671 CN202880797U (en) | 2012-10-31 | 2012-10-31 | Automatic centering mechanism of telescopic arm and autorail |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202880797U true CN202880797U (en) | 2013-04-17 |
Family
ID=48072244
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220565671 Expired - Lifetime CN202880797U (en) | 2012-10-31 | 2012-10-31 | Automatic centering mechanism of telescopic arm and autorail |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202880797U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014202006A1 (en) * | 2013-06-19 | 2014-12-24 | 阿特拉斯科普柯(南京)建筑矿山设备有限公司 | Rock drill telescopic arm and rock drill |
| CN111825019A (en) * | 2020-08-12 | 2020-10-27 | 石河子大学 | Plate mounting machine |
-
2012
- 2012-10-31 CN CN 201220565671 patent/CN202880797U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014202006A1 (en) * | 2013-06-19 | 2014-12-24 | 阿特拉斯科普柯(南京)建筑矿山设备有限公司 | Rock drill telescopic arm and rock drill |
| US9995091B2 (en) * | 2013-06-19 | 2018-06-12 | Epiroc (Nanjing) Construction And Mining Equipment Co., Ltd. | Rock drill telescopic arm and rock drill |
| CN111825019A (en) * | 2020-08-12 | 2020-10-27 | 石河子大学 | Plate mounting machine |
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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 | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130417 |