CN209816952U - Road or highway construction maintenance loader - Google Patents
Road or highway construction maintenance loader Download PDFInfo
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- CN209816952U CN209816952U CN201920307846.8U CN201920307846U CN209816952U CN 209816952 U CN209816952 U CN 209816952U CN 201920307846 U CN201920307846 U CN 201920307846U CN 209816952 U CN209816952 U CN 209816952U
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Abstract
The utility model discloses a maintenance loader for road building or highway construction, one end of a fixed plate is welded on the left side and the right side of a front wheel frame of the loader, and the other end of the fixed plate is provided with a positioning hole and is connected with a rotating arm of the rubber wheel fixed frame through a pin shaft, rubber wheel chain wheels are symmetrically arranged below the rubber wheel fixed frame in a bilateral mode and are connected with a central chain wheel of a front wheel of the loader through a chain, rotating grooves are formed in the fixed plate welded on the left side and the right side of the loader and can be used for containing rotating shafts for lifting the rubber wheels or the steel wheels and are fixed through locking hooks, saddle fixed plates are welded on the left side and the right side of a swinging support plate of a rear wheel of the loader, the tail end of a lifting hydraulic cylinder is fixed on the saddle fixed plates, a positioning cylinder is arranged behind the positioning plate, the steel wheel chain wheels are arranged on the left side and the right side below the steel wheel fixed. The existing loader can be used for rolling rubber wheels and steel wheels on the road surface, so that the machine has multiple purposes, and the road building cost is reduced.
Description
Technical Field
The utility model relates to an engineering loader, specially adapted build the road or highway construction maintenance process uses.
Background
At present, most of loaders at home and abroad are single shoveling, strong double driving force is achieved, reliable mechanical walking is achieved, a convenient hydraulic system device is used for single shoveling service, and the defects that the use is single and equipment resources are wasted are overcome.
Along with the high-speed development of the society, the highway construction and the highway maintenance are the key points of the continuous development of social economy, particularly in plateau areas, how to glow and utilize one loader to expand more functions under the conditions of inconvenient transportation and severe environment, different requirements of road building and construction can be met, one machine with multiple purposes is provided for users, and the aim of continuously improving and innovating by technical personnel in the field is to reduce the waste of equipment resources.
Disclosure of Invention
The utility model aims to provide a can a tractor serves several purposes, quick assembly disassembly enlarges its performance and satisfies a road or highway construction maintenance loader of different construction requirements.
The utility model discloses a task is accomplished like this, it includes loader front wheel center sprocket, loader rear wheel, loader front wheel frame and loader rear wheel swing mounting panel, its characterized in that: one end of a fixed plate is welded on the left side and the right side of a front wheel frame of the loader, the other end of the fixed plate is provided with a positioning hole and is connected with a rubber wheel fixing frame rotating arm through a pin shaft, the other end of the fixed plate is connected with a rubber wheel fixing frame, rubber wheel chain wheels are symmetrically arranged on the left side and the right side below the rubber wheel fixing frame and are connected with a front wheel center chain wheel of the loader through a chain, at least three rubber wheels are arranged on the rubber wheel fixing frame side by side, a rotating groove is arranged on the fixed plate welded on the left side and the right side of the loader and can be used for placing a rotating shaft for lifting the rubber wheels or steel wheels and are fixed through a locking hook, an upper positioning hole and a lower positioning hole are arranged on the fixed plate, the rubber wheels or the steel wheels are lifted through the connection of the pin shaft and the fixed frame, saddle fixed plates are welded on the left, and one end of the reinforcing rib plate is welded with a middle cross beam of the steel wheel fixing frame, the other end of the reinforcing rib plate is welded with an upper cross beam of the steel wheel fixing frame, a rotating shaft hole is processed in the saddle fixing plate and is connected with the positioning plate through a pin shaft, an upper positioning shaft and a lower positioning shaft are arranged on the positioning plate, a positioning cylinder is arranged at the back of the positioning plate, a steel wheel chain wheel is arranged on the left and right sides below the steel wheel fixing frame and is connected with a rear wheel of a loading machine through a chain, a steel wheel is arranged on the shaft of the steel wheel chain wheel, and an ice breaking knife is fastened on the.
The tail end of the positioning cylinder is hinged to the rear wheel swinging support plate of the loader, the end of a piston rod on the positioning cylinder is hinged to the positioning plate, and the steel wheel positioning groove is machined in one end of the reinforcing rib plate and welded to a middle cross beam of the steel wheel fixing frame.
The two ends of the rotating shaft are assembled through shaft holes processed on the fixed plate and the rotating arm of the rubber wheel fixing frame, the fixed end of the locking hook is fastened with the fixed plate through the locking shaft, and the movable end with the hook is locked with the rotating shaft.
The utility model has the following effect, this technical scheme utilizes current loader, through installation rubber tyer and steel wheel, the icebreaker can realize rolling with the steel wheel to the road surface rubber tyer, and still to have the function of opening ice, rubber tyer (also can adorn the steel wheel) ability quick assembly disassembly, 20 minutes alright with demolish, have a tractor serves several purposes, reduce and build the road cost.
Drawings
Fig. 1 is a schematic structural diagram of the present invention; FIG. 2 is a top plan view of the rubber wheel sprocket and loader front wheel arrangement of FIG. 1; FIG. 3 is a side view of FIG. 2; FIG. 4 is a top view of a rear wheel structure of the loader; fig. 5 is a side view of fig. 4: FIG. 6 is a schematic diagram of the positioning plate of FIG. 1: fig. 7 is a schematic view of a connection structure of parts of the rear wheel structure of the loader in fig. 1.
Description of the drawings: 1. rubber wheel, 2, rubber wheel chain wheel, 3, rubber wheel fixing frame, 4, rubber wheel fixing frame rotating arm, 5, upper positioning hole, 6, fixing plate positioning hole, 7, lower positioning hole, 8, fixing plate, 9, fixing plate rotating groove, 10, fixing frame rotating shaft, 11, locking hook, 12, loader front wheel center chain wheel, 13, three-way conversion valve, 14, loader rear wheel swinging support plate, 15, loader rear wheel chain wheel, 16, saddle fixing plate, 17, positioning cylinder fixing plate, 18, positioning cylinder, 19, lower positioning pin shaft, 20, upper positioning pin shaft, 21, positioning plate, 22, lifting hydraulic cylinder, 23, positioning plate rotating shaft, 24, steel wheel lifting positioning groove, 25, steel wheel fixing frame middle cross beam, 26, reinforcing rib plate, 27, steel wheel fixing frame upper cross beam, 28, steel wheel fixing frame, 29, steel wheel chain wheel, 30, steel wheel, 31, An ice breaking blade.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below by referring to the drawings are exemplary intended for explaining the present invention or utility model, and are not to be construed as limiting the present invention or utility model.
This technical scheme is fixed with the rubber tyer that can the dismouting roll the road surface (also can adorn the steel tyer) in the front wheel frame of current loader, is fixed with the steel tyer on the loader rear wheel (also can adorn the rubber tyer), further realizes the interchange use of rubber tyer and steel tyer according to the difference of road surface situation to can also adjust the pressure on icebreaking wheel ground according to the thickness of surface ponding, a tractor serves several purposes, easy dismounting.
As shown in fig. 1, 3 and 4, one end of a fixing plate 8 is welded on the left and right sides of a front wheel frame of a loader, the other end of the fixing plate is provided with a fixing plate positioning hole 6 connected with one end of a rubber wheel fixing frame rotating arm 4 and connected with the rubber wheel fixing frame 3 through a pin shaft, the other end of the fixing frame rotating arm is connected with the rubber wheel fixing frame 3, rubber wheel chain wheels 2 are symmetrically arranged on the left and right sides of the lower surface of the rubber wheel fixing frame and connected with a front wheel center chain wheel 12 of the loader through a chain, at least three rubber wheels 1 are arranged on the rubber wheel fixing frame side by side, the fixing plates welded on the left and right sides of the loader are connected through a fixing frame rotating shaft 10 and locked through a locking hook 11, and an upper;
the left side and the right side of the rear wheel swing support plate 14 of the loader are welded with a saddle fixing plate 16, the tail end of a lifting hydraulic cylinder 22 is fixed on the saddle fixing plate, a piston rod on the lifting hydraulic cylinder is hinged with a reinforcing rib plate 24 through a positioning plate, a steel wheel lifting positioning groove 24 at one end of the reinforcing rib plate is welded with a steel wheel fixing frame middle cross beam 25, the other end of the reinforcing rib plate is welded on a steel wheel fixing frame upper cross beam 27, and the lifting hydraulic cylinder 22 is guaranteed to be aligned up and down. A rotating shaft hole is processed on the saddle fixing plate and is connected with a positioning plate 21 through a positioning plate rotating shaft 23, an upper positioning shaft hole and a lower positioning shaft hole are arranged on the positioning plate, and is fixed by an upper positioning pin 21 and a lower positioning pin 19, a positioning cylinder 18 is arranged behind the positioning plate 21, the tail end of the positioning cylinder is hinged with a positioning cylinder fixing plate 17 which is welded on a rear wheel swinging support plate 14 of the loader, and is aligned with the positioning plate 21, a piston rod on the positioning cylinder is hinged with the positioning plate 21, the lower positioning pin shaft 19 or the upper positioning pin shaft 20 is ensured to be aligned with the steel wheel lifting fixed groove 24 at the lower end of the reinforcing rib plate 26 when the positioning cylinder stretches out and draws back, the steel wheel chain wheels are arranged on the left and right under the steel wheel fixing frame and are connected with the rear wheel of the loader through chains, and a steel wheel 30 is arranged on the shaft of the steel wheel chain wheel 29, and an ice breaking knife 31 is fastened on the wheel surface of the steel wheel through a screw.
The fixed frame rotating shaft 10 is rotatably placed in a fixed plate rotating groove 9 machined in the fixed plate 8, the fixed end of the locking hook 11 is fastened with the fixed plate through a locking shaft, and the movable end with the hook is locked with the rotating shaft 10 (as shown in fig. 2 and 3).
During operation, the rubber wheel rolling loader bucket is reversely contacted with the ground, the front wheel of the loader is supported to be away from the ground for a certain distance, the positioning hole 6 in the positioning plate 8 is aligned with the upper positioning hole 5, the positioning pin shaft is inserted, under the pressure of the gravity at the front part of the loader, the rubber wheel 1 and the rubber wheel fixing frame arm 3 rotate by taking the inserted positioning pin shaft as the circle center and are patted to enable the rotating shaft 10 to be tightly embedded in the rotating groove of the fixing plate, the distance from the front wheel of the loader to the ground is kept, the pressure of the front half part of the loader is completely applied to the rubber wheel, and the rear wheel of the loader is contacted with the ground, so that the rubber wheel rolling performance is realized by the.
Realize steel wheel rolling
Before the steel wheel rolling is carried out, the assembled rubber wheel rolling part is lifted. The bucket reversely rotates to contact the ground, so that the positioning pin shaft does not bear partial pressure at the front part any more, and the positioning pin shaft is pulled out to enable the front wheel of the loader to contact the ground. And then hoisting the rubber wheel fixing frame by using the large arm of the loader, wherein when the rubber wheel fixing frame is hoisted, the rubber wheel and the rubber wheel fixing frame rotate around the center of the rotating shaft of the fixing frame until the positioning hole of the fixing plate on the positioning plate is aligned with the lower positioning hole, the positioning pin shaft is inserted, the rubber wheel is ensured to be away from the ground by a certain distance, and the front wheel of the loader can realize front driving.
The original balance weight of the loader is removed, a rotating body comprising a bearing and a bearing seat is arranged on the rear wheel hub of the loader, a steel wheel fixing frame 28 is embraced on the rear wheel of the loader, the steel wheel fixing frame 28 and the steel wheel 30 rotate around the center of the rear wheel of the loader, and the lifting is realized under the action of the extension and contraction of the lifting hydraulic cylinder 22.
In order to guarantee that steel wheel 30 does not receive the influence whether smooth ground does not roll the in-process, 2 problems must be solved all the time to effective contact ground: the first steel wheel is contacted with the ground under the action of the hydraulic cylinder, so that the rear wheel of the loader is away from the ground for a certain distance, the weight of the rear half part of the loader cannot be born only by the hydraulic cylinder and the bearing, and a positioning device is required to bear the weight. The second telescopic hydraulic cylinder also needs to swing left and right under the influence of the ground flatness along with the steel wheel fixing frame 28, otherwise, the piston rod of the hydraulic telescopic cylinder swings back and forth and becomes bent due to overlarge impact force or the influence of the ground flatness. In order to solve the 2 problems, a saddle fixing plate 16, a positioning cylinder fixing plate 17, a positioning cylinder 18, a positioning plate 19, a lower positioning pin 21, an upper positioning pin 23 and a positioning plate rotating shaft are designed, 4 tires of the loader are always in contact with the ground due to the fact that rear wheels of the loader are installed on a rear wheel swinging support plate 14 of the loader, a lifting hydraulic cylinder is connected with the saddle fixing plate 16, the telescopic hydraulic cylinder can swing left and right along with the road surface condition, when a piston of the lifting hydraulic cylinder is shortened, a steel wheel fixing frame and the steel wheel rotate and ascend with the rear wheel of the loader as the center, when the rear wheel of the loader is ascended to a certain position, the positioning plate is pushed by the positioning cylinder, the upper positioning pin reliably enters a steel wheel lifting positioning groove in a reinforcing rib plate, the steel wheel is separated from the ground, and the shoveling performance of the loader is not affected (due. The piston of the lifting hydraulic cylinder stretches out to slightly move, so that the upper positioning pin shaft does not bear pressure any more, the positioning plate enables the upper positioning pin shaft to be separated from the steel wheel lifting positioning groove under the pulling of the positioning cylinder, when the piston of the lifting hydraulic cylinder stretches out, the steel wheel fixing frame and the steel wheel descend by taking the rear wheel of the loader as the center until the rear wheel of the loader leaves the ground for a certain distance, the positioning plate is pushed by the positioning cylinder, the lower positioning pin shaft reliably enters the steel wheel lifting positioning groove to realize positioning, meanwhile, the positioning plate rotating shaft, the positioning plate and the lower positioning pin shaft bear the pressure of the rear half part of the loader, the pressure is transmitted to the saddle fixing plate, and the pressure is transmitted to the rear wheel swinging support plate of the loader through.
Before the steel wheel lifting hydraulic cylinder works, a hydraulic cylinder pipe working on a loader bucket is switched to a lifting hydraulic cylinder pipeline through a three-way switching valve 13, operation can be conveniently realized without changing any part in a cab, and the switching of the three-way switching valve and the switching of the lifting hydraulic cylinder pipeline is not detailed in the prior art.
After the rear wheels of the loader are supported by the steel wheels and fixed away from the ground, the rear wheels walk under the driving of the front wheels of the loader to realize the rolling function of the steel wheels. According to the rolling weight required by the road surface, the pressure of the steel wheel on the ground can be adjusted by the telescopic lifting hydraulic cylinder. When the piston rod of the lifting hydraulic cylinder extends out, the steel wheel is in contact with the ground, the rear wheel of the loader is also kept in contact with the ground, the pressure of the steel wheel on the ground can be adjusted according to the friction force of the rear wheel of the loader in contact with the ground, and the rolling weight of the steel wheel can be adjusted.
Realize the composite rolling of steel wheels and rubber wheels
On the basis of rubber wheel rolling and steel wheel rolling, a rubber wheel center chain wheel and a loader front wheel center chain wheel are driven through chain transmission, a loader rear wheel center loader rear wheel chain wheel and a steel wheel chain wheel are driven through chain transmission, and when the front tire and the rear tire of the loader are completely separated from the ground, the rubber wheel and the steel wheel are in contact with the ground, the walking and rolling functions are achieved through chain transmission.
When the shoveling function is used, the rear steel wheel serves as a counterweight, and the steel wheel is lifted up and fixed without disassembling a chain. The center distance of the front rubber wheel chain wheel is designed according to the fact that the rotating shaft of the fixed frame rotates in the fixed plate rotating groove as the circle center, when the rubber wheel moves towards the ground and the front wheel of the loader leaves the ground, the center distance between the rubber wheel and the front wheel of the loader is reduced, and the center distance is increased reversely. During design, the upper positioning hole ensures the center distance of the transmission chain, and the rubber wheel fixing frame is provided with a fine adjustment device. When the center distance becomes smaller, the chain can be taken off quickly.
Load and carry function
The loading and shoveling function is the original performance of the original loader, and the rubber wheel road roller device can be detached within about 20 minutes due to the rapid disassembly and assembly design. The rear steel wheel road roller can be lifted up by using the hydraulic cylinder to serve as a counterweight of the loader without disassembling (because the counterweight of the loader is removed). When the rubber wheel road roller device is disassembled, the pin shafts in the positioning holes of the positioning plates and the lower positioning holes (or the upper positioning holes) are firstly pulled out, then the locking hooks are opened, the rotating shaft of the fixing frame is hoisted by the large arm of the loader, and the rubber wheel part is disassembled after the loader retreats.
Ice breaking performance
The ice breaking blade is arranged on the circumferential surface of the steel wheel (the screw fastening mode can be selected) to become an ice breaking wheel, the ice breaking blades in various shapes can be selected, the contact area with the ground is large as far as possible, and the ground surface is prevented from being damaged. The ice breaking wheel is in contact with the ground under the action of the lifting hydraulic cylinder, the telescopic length of the lifting hydraulic cylinder can be adjusted according to the thickness of the ice surface, and when the ice breaking wheel is in contact with the ice surface, the rear wheel of the loader plays a role in auxiliary support and walking friction, so that thinner ice can be broken. The front wheel of the loader is used for driving, the rear wheel of the loader is supported to be away from the road surface, the icebreaking wheel completely bears partial weight of the rear part of the loader, and a thicker ice layer can be broken. The height of the ice breaking wheel is adjusted to prevent the ice breaking blade from damaging the road surface and the road surface mark lines and to realize controllable ice breaking thickness.
In the present invention or utility model, unless otherwise specifically stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, or an integral connection that may communicate between two elements. The specific meaning of the above terms in the present invention or utility model can be understood according to specific situations by those skilled in the art.
Claims (3)
1. The utility model provides a build road or highway construction maintenance loader, it includes loader front wheel center sprocket, loader rear wheel, loader front wheel frame and loader rear wheel swing mounting panel, its characterized in that: one end of a fixed plate is welded on the left side and the right side of a front wheel frame of the loader, the other end of the fixed plate is provided with a positioning hole and is connected with a rubber wheel fixing frame rotating arm through a pin shaft, the other end of the fixed plate is connected with a rubber wheel fixing frame, rubber wheel chain wheels are symmetrically arranged on the left side and the right side below the rubber wheel fixing frame and are connected with a front wheel center chain wheel of the loader through a chain, at least three rubber wheels are arranged on the rubber wheel fixing frame side by side, a rotating groove is arranged on the fixed plate welded on the left side and the right side of the loader and can be used for placing a rotating shaft for lifting the rubber wheels or steel wheels and are fixed through a locking hook, an upper positioning hole and a lower positioning hole are arranged on the fixed plate, the rubber wheels or the steel wheels are lifted through the connection of the pin shaft and the fixed frame, saddle fixed plates are welded on the left, and one end of the reinforcing rib plate is welded with a middle cross beam of the steel wheel fixing frame, the other end of the reinforcing rib plate is welded with an upper cross beam of the steel wheel fixing frame, a rotating shaft hole is processed in the saddle fixing plate and is connected with the positioning plate through a pin shaft, an upper positioning shaft and a lower positioning shaft are arranged on the positioning plate, a positioning cylinder is arranged at the back of the positioning plate, a steel wheel chain wheel is arranged on the left and right sides below the steel wheel fixing frame and is connected with a rear wheel of a loading machine through a chain, a steel wheel is arranged on the shaft of the steel wheel chain wheel, and an ice breaking knife is fastened on the.
2. A road or highway construction maintenance loader according to claim 1, wherein: the tail end of the positioning cylinder is hinged to the rear wheel swinging support plate of the loader, the end of a piston rod on the positioning cylinder is hinged to the positioning plate, and the steel wheel positioning groove is machined in one end of the reinforcing rib plate and welded to a middle cross beam of the steel wheel fixing frame.
3. A road or highway construction maintenance loader according to claim 1, wherein: the two ends of the rotating shaft are assembled through shaft holes processed on the fixed plate and the rotating arm of the rubber wheel fixing frame, the fixed end of the locking hook is fastened with the fixed plate through the locking shaft, and the movable end with the hook is locked with the rotating shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920307846.8U CN209816952U (en) | 2019-03-12 | 2019-03-12 | Road or highway construction maintenance loader |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920307846.8U CN209816952U (en) | 2019-03-12 | 2019-03-12 | Road or highway construction maintenance loader |
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| Publication Number | Publication Date |
|---|---|
| CN209816952U true CN209816952U (en) | 2019-12-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920307846.8U Active CN209816952U (en) | 2019-03-12 | 2019-03-12 | Road or highway construction maintenance loader |
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| CN (1) | CN209816952U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109750695A (en) * | 2019-03-12 | 2019-05-14 | 新乡市路康机械有限公司 | One kind is built the road or construction of the highway maintenance loading machine |
-
2019
- 2019-03-12 CN CN201920307846.8U patent/CN209816952U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109750695A (en) * | 2019-03-12 | 2019-05-14 | 新乡市路康机械有限公司 | One kind is built the road or construction of the highway maintenance loading machine |
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