CN109989321A - The centre-of gravity shift mechanism of the hot drum roll of asphalt roads construction - Google Patents
The centre-of gravity shift mechanism of the hot drum roll of asphalt roads construction Download PDFInfo
- Publication number
- CN109989321A CN109989321A CN201910333387.5A CN201910333387A CN109989321A CN 109989321 A CN109989321 A CN 109989321A CN 201910333387 A CN201910333387 A CN 201910333387A CN 109989321 A CN109989321 A CN 109989321A
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- China
- Prior art keywords
- drum roll
- hydraulic cylinder
- central passage
- centre
- roll
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Classifications
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C19/00—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving
- E01C19/22—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving for consolidating or finishing laid-down unset materials
- E01C19/23—Rollers therefor; Such rollers usable also for compacting soil
- E01C19/238—Wetting, cleaning or heating rolling elements, e.g. oiling, wiping, scraping
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Road Paving Machines (AREA)
Abstract
The invention discloses a kind of centre-of gravity shift mechanisms of the hot drum roll of asphalt roads construction, including the drum roll being installed on Construction traffic, the drum roll is fixedly installed on Construction traffic by rolling tube stent, the centre of drum roll opens up the central passage of a both ends open, one bearing of suit is slided respectively at the both-side opening end of central passage, the drum roll includes middle part and fission portion, and seperated portion is set to the two sides of middle part；The present invention can use position of the hydraulic cylinder control clump weight in drum roll, and then to change the rolling center of gravity of entire hot drum roll, realize that more flexible and convenient rolling is adjusted, it no longer needs to repeatedly roll balance, and have the function of rolling width adjusting, use scope is wider, successfully manages in the environment that some width change.
Description
Technical field
The present invention relates to road repair fields, and in particular to a kind of centre-of gravity shift machine of the hot drum roll of asphalt roads construction
Structure.
Background technique
Many inside road all to use bituminous pavement, it is flat that pitch carries out rolling using drum roll when repairing road, generally
It is whole, but the width of current hot drum roll be it is fixed, in rolling, if it find that one of position width is inadequate, this
When need to control entire engineering truck toward being displaced a distance on side, then rolled, if space is inadequate, engineering truck is difficult to carry out
Width adjusting, and carry out width adjusting and also need to carry out overlapping rolling, waste of resource to part road surface.
In addition, there is showing for out-of-flatness in road surface after leading to rolling at present since road out-of-flatness, asphalt paving are uneven
As, therefore usually require to be rolled back and forth, so that it is kept smooth as far as possible, whole process is very cumbersome, can not carry out
Accurate adjustment.
Summary of the invention
The technical problem to be solved by the present invention is to a kind of centre-of gravity shift mechanism of the hot drum roll of asphalt roads construction, energy
It is enough that the center of gravity of drum roll is finely adjusted, meet the road surface rolling of requirements at the higher level, and can be under special circumstances when temporarily increase width
The adjusting for spending distance, meets width and rolls inadequate situation, facilitate operation.
The present invention is achieved through the following technical solutions: a kind of centre-of gravity shift of the hot drum roll of asphalt roads construction
Mechanism, including the drum roll being installed on Construction traffic, the drum roll is fixedly installed in Construction traffic by rolling tube stent
On, the centre of drum roll opens up the central passage of a both ends open, slides suit respectively at the both-side opening end of central passage
One bearing, the drum roll include middle part and fission portion, and seperated portion is set to the two sides of middle part；
The outer ring of the bearing is fixedly installed in the central passage inner wall in seperated portion, and the inner ring sliding sleeve of bearing is loaded on rolling
On the horizontal axis of tube stent, a hydraulic cylinder leg is set, hydraulic cylinder leg two sides open up hydraulic cylinder peace respectively among the horizontal axis
It behave affectedly, a hydraulic cylinder is respectively mounted in each hydraulic cylinder installation cavity, the hydraulic stem of hydraulic stem is inserted into the hollow passageway inside horizontal axis
It is interior；
Two clump weights are symmetrical arranged on horizontal axis, the clump weight is slided on transverse axis by Driven by Hydraulic Cylinder, hydraulic
The control oil circuit of cylinder passes through the hollow passageway of drum roll internal stent and accesses in the control room of Construction traffic, by control room
Oil cylinder controller control hydraulic cylinder movement.
The fission portion is provided with one or more guide rod with respect to middle part side as a preferred technical solution, just
To corresponding pilot hole is provided on the middle part both sides of the face of every guide rod, guide rod one end is inserted in pilot hole, leads
A reset spring is welded and fixed to the bottom surface in hole, the other end of reset spring welds guide rod, and the reset spring is high intensity
Spring.
The sliding slot communicated with central passage, the counterweight are opened up above the horizontal axis as a preferred technical solution,
The position that block faces sliding slot is respectively provided with a sliding block, and sliding block passes through sliding slot and is inserted into central passage, during built-in length is greater than
The radius in heart channel, the inserting end of sliding block and the hydraulic stem of hydraulic cylinder are welded and fixed, and the hydraulic cylinder passes through on hydraulic cylinder base
Screw fixed with hydraulic cylinder leg.
The central passage outer openings end of drum roll is provided with a limit baffle ring, axis as a preferred technical solution,
The inside face contact of the end face outside and limit baffle ring held, prevents bearing to be pushed out to outside.
Hydraulic cylinder leg two sides are welded and fixed with horizontal axis respectively as a preferred technical solution, face horizontal axis central passage
Hydraulic cylinder leg position open up a through-hole passed through for hydraulic stem.
The beneficial effects of the present invention are: the present invention can control the position of clump weight by hydraulic cylinder, and then to entire rolling
Cylinder carries out center of gravity adjusting, allows the road surface after rolling more smooth, greatly increases working efficiency；In addition, width not
In the case where enough, the seperated portion of two sides can be ejected using clump weight, using the structure after the ejection of seperated portion, to carry out wider position
The rolling set, operation can be with enhanced conveniences.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is overall structure diagram of the invention；
Fig. 2 is structural schematic diagram of the present invention after width adjusting；
Fig. 3 is the end view of clump weight and horizontal axis of the invention.
Specific embodiment
The centre-of gravity shift mechanism of hot drum roll as shown in Figure 1, this asphalt roads is constructed, including be installed on Construction traffic
Drum roll, drum roll by roll tube stent 1 be fixedly installed on Construction traffic, the centre of drum roll opens up a both ends and opens
Mouthful central passage 8, slide respectively at the both-side opening end of central passage 8 and is set with a bearing 11, drum roll include middle part 5 with
And fission portion 3, seperated portion 3 are set to the two sides of middle part 5；
The outer ring of bearing 11 is fixedly installed in 8 inner wall of central passage in seperated portion, and the inner ring sliding sleeve of bearing 11 is loaded on rolling
On the horizontal axis 16 of pressure cylinder bracket 1, a hydraulic cylinder leg 6 is set, and it is hydraulic that 6 two sides of hydraulic cylinder leg open up one respectively among horizontal axis 16
Cylinder installation cavity is respectively mounted a hydraulic cylinder 7 in each hydraulic cylinder installation cavity, and the hydraulic stem (not shown) of hydraulic stem 7 is inserted into horizontal axis
In internal hollow passageway 14；
Two clump weights 4 are symmetrical arranged on horizontal axis 16, clump weight 4 is slided on horizontal axis 16 by the driving of hydraulic cylinder 7, liquid
The control oil circuit 31 of cylinder pressure 7 passes through the hollow passageway inside rolling tube stent 1 and accesses in the control room of Construction traffic, passes through control
Make the movement of indoor oil cylinder controller control hydraulic cylinder.
In the present embodiment, clump weight 4 is solid steel, and volume is larger, is generally used for matching entire drum roll center of gravity
It sets, for example needs to carry out exacerbation rolling to two side positions, then can control clump weight and be moved to both ends, meet bigger gravity and want
It asks.
In the present embodiment, the opposite middle part side in seperated portion 3 is provided with one or more guide rod 21, face every guiding
Corresponding pilot hole is provided on the middle part both sides of the face of bar 21,21 one end of guide rod is inserted in pilot hole, pilot hole
A reset spring 22 is welded and fixed in bottom surface, and the other end of reset spring 22 welds guide rod 21, and reset spring 22 is high-intensitive bullet
Spring.
When there is the inadequate situation of width position in drum roll two sides and Construction traffic can not carry out the adjusting on width, this
When vehicle without beating steering wheel, as long as control hydraulic cylinder, so that hydraulic stem ejects, drive clump weight towards the movement of seperated portion, when
Clump weight on the inside of bearing in seperated portion when face contact, using hydraulic thrust so that reset spring stretches, entire fission portion and
Middle part is seperated, as shown in Fig. 2, clump weight is located in fission portion at this time, can increase the weight and center of gravity in entire fission portion,
It is rolled using both sides of the edge position of the seperated portion to rolling section, and then the width position without adjusting vehicle.
Wherein, as shown in figure 3, opening up the sliding slot communicated with central passage 15 above horizontal axis, clump weight 4 faces cunning
The position of slot is respectively provided with a sliding block 13, and sliding block 13 passes through sliding slot 15 and is inserted into hollow passageway 14, and built-in length is greater than center
The hydraulic stem of the radius in channel, the inserting end and hydraulic cylinder 7 of sliding block 13 is welded and fixed, and hydraulic cylinder 7 is by hydraulic cylinder base
Screw is fixed with hydraulic cylinder leg, pushes clump weight using hydraulic stem, so that clump weight skids off outward along sliding slot, is retracted hydraulic
When bar, monolith clump weight playback, the central passage outer openings end of drum roll is provided with a limit baffle ring 2, bearing it is outer
The inside face contact of side end face and limit baffle ring, prevents bearing to be pushed out to outside.
Wherein, 6 two sides of hydraulic cylinder leg are welded and fixed with horizontal axis 16 respectively, the hydraulic cylinder leg of face horizontal axis central passage
Position opens up a through-hole passed through for hydraulic stem.
The beneficial effects of the present invention are: the present invention can control the position of clump weight by hydraulic cylinder, and then to entire rolling
Cylinder carries out center of gravity adjusting, allows the road surface after rolling more smooth, greatly increases working efficiency；In addition, width not
In the case where enough, the seperated portion of two sides can be ejected using clump weight, using the structure after the ejection of seperated portion, to carry out wider position
The rolling set, operation can be with enhanced conveniences.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
The change or replacement expected without creative work, should be covered by the protection scope of the present invention.Therefore, of the invention
Protection scope should be determined by the scope of protection defined in the claims.
Claims (5)
- The centre-of gravity shift mechanism of hot drum roll 1. a kind of asphalt roads is constructed, it is characterised in that: including being installed on Construction traffic On drum roll, the drum roll by roll tube stent be fixedly installed on Construction traffic, the centre of drum roll opens up one The central passage of both ends open slides one bearing of suit at the both-side opening end of central passage respectively, during the drum roll includes Between portion and fission portion, seperated portion is set to the two sides of middle part；The outer ring of the bearing is fixedly installed in the central passage inner wall in seperated portion, and the inner ring sliding sleeve of bearing is loaded on drum roll branch On the horizontal axis of frame, a hydraulic cylinder leg is set among the horizontal axis, hydraulic cylinder leg two sides open up a hydraulic cylinder installation cavity respectively, A hydraulic cylinder is respectively mounted in each hydraulic cylinder installation cavity, the hydraulic stem of hydraulic stem is inserted into the hollow passageway inside horizontal axis；Two clump weights are symmetrical arranged on horizontal axis, the clump weight is slided on transverse axis by Driven by Hydraulic Cylinder, hydraulic cylinder Control oil circuit passes through the hollow passageway of drum roll internal stent and accesses in the control room of Construction traffic, by controlling indoor oil The movement of cylinder controller control hydraulic cylinder.
- The centre-of gravity shift mechanism of hot drum roll 2. asphalt roads as described in claim 1 is constructed, it is characterised in that: described point Body portion is provided with one or more guide rod with respect to middle part side, is arranged on the middle part both sides of the face of every guide rod of face There is corresponding pilot hole, guide rod one end is inserted in pilot hole, and a reset spring is welded and fixed in the bottom surface of pilot hole, resets bullet The other end of spring welds guide rod, and the reset spring is high-strength spring.
- The centre-of gravity shift mechanism of hot drum roll 3. asphalt roads as described in claim 1 is constructed, it is characterised in that: the cross The sliding slot communicated with central passage is opened up above axis, the position that the clump weight faces sliding slot is respectively provided with a sliding block, sliding Block passes through sliding slot and is inserted into central passage, and built-in length is greater than the radius of central passage, the inserting end and hydraulic cylinder of sliding block Hydraulic stem be welded and fixed, the hydraulic cylinder is fixed by the screw on hydraulic cylinder base with hydraulic cylinder leg.
- The centre-of gravity shift mechanism of hot drum roll 4. asphalt roads as described in claim 1 is constructed, it is characterised in that: drum roll Central passage outer openings end be provided with a limit baffle ring, the end face outside of bearing and the medial surface of limit baffle ring connect Touching, prevents bearing to be pushed out to outside.
- The centre-of gravity shift mechanism of hot drum roll 5. asphalt roads as described in claim 1 is constructed, it is characterised in that: hydraulic cylinder Bracket two sides are welded and fixed with horizontal axis respectively, and the hydraulic cylinder leg position of face horizontal axis central passage opens up one and wears for hydraulic stem The through-hole crossed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910333387.5A CN109989321A (en) | 2019-04-24 | 2019-04-24 | The centre-of gravity shift mechanism of the hot drum roll of asphalt roads construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910333387.5A CN109989321A (en) | 2019-04-24 | 2019-04-24 | The centre-of gravity shift mechanism of the hot drum roll of asphalt roads construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109989321A true CN109989321A (en) | 2019-07-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910333387.5A Pending CN109989321A (en) | 2019-04-24 | 2019-04-24 | The centre-of gravity shift mechanism of the hot drum roll of asphalt roads construction |
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| CN (1) | CN109989321A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111335115A (en) * | 2020-03-10 | 2020-06-26 | 赵雨涛 | Hot rolling roller equipment for asphalt road construction |
| CN111424499A (en) * | 2020-04-01 | 2020-07-17 | 宁夏三聚阳光新能源科技有限公司 | Self-feedback intelligent road pressing equipment for thermoplastic road leveling construction |
| CN113502717A (en) * | 2021-07-30 | 2021-10-15 | 盐城市兴都市政工程建设有限公司 | Automatic concrete paving mechanism |
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| JP2500872Y2 (en) * | 1993-11-16 | 1996-06-12 | 住友建機株式会社 | Asphalt finisher with swing type auxiliary screen |
| CN201187027Y (en) * | 2008-05-07 | 2009-01-28 | 河南省第一建筑工程集团有限责任公司 | Permeable concrete compactor |
| CN101392491A (en) * | 2008-10-31 | 2009-03-25 | 镇江华晨华通路面机械有限公司（中外合资） | Gravity centre adjustment mechanism for spreader |
| CN106149530A (en) * | 2015-04-16 | 2016-11-23 | 天津康远工程机械有限公司 | The prestressing force screed of width adjustable |
| CN205975308U (en) * | 2016-08-06 | 2017-02-22 | 浙江祥达建设有限公司 | Muller |
| CN108118585A (en) * | 2016-11-29 | 2018-06-05 | 潘成军 | A kind of rolling device of road construction |
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2019
- 2019-04-24 CN CN201910333387.5A patent/CN109989321A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2500872Y2 (en) * | 1993-11-16 | 1996-06-12 | 住友建機株式会社 | Asphalt finisher with swing type auxiliary screen |
| CN201187027Y (en) * | 2008-05-07 | 2009-01-28 | 河南省第一建筑工程集团有限责任公司 | Permeable concrete compactor |
| CN101392491A (en) * | 2008-10-31 | 2009-03-25 | 镇江华晨华通路面机械有限公司（中外合资） | Gravity centre adjustment mechanism for spreader |
| CN106149530A (en) * | 2015-04-16 | 2016-11-23 | 天津康远工程机械有限公司 | The prestressing force screed of width adjustable |
| CN205975308U (en) * | 2016-08-06 | 2017-02-22 | 浙江祥达建设有限公司 | Muller |
| CN108118585A (en) * | 2016-11-29 | 2018-06-05 | 潘成军 | A kind of rolling device of road construction |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111335115A (en) * | 2020-03-10 | 2020-06-26 | 赵雨涛 | Hot rolling roller equipment for asphalt road construction |
| CN111335115B (en) * | 2020-03-10 | 2021-11-30 | 山东远通公路工程集团有限公司 | Hot rolling roller equipment for asphalt road construction |
| CN111424499A (en) * | 2020-04-01 | 2020-07-17 | 宁夏三聚阳光新能源科技有限公司 | Self-feedback intelligent road pressing equipment for thermoplastic road leveling construction |
| CN111424499B (en) * | 2020-04-01 | 2021-10-15 | 宁夏三聚阳光新能源科技有限公司 | Self-feedback intelligent road pressing equipment for thermoplastic road leveling construction |
| CN113502717A (en) * | 2021-07-30 | 2021-10-15 | 盐城市兴都市政工程建设有限公司 | Automatic concrete paving mechanism |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190709 |
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| RJ01 | Rejection of invention patent application after publication |