Road roller press roll device capable of reducing noise and improving efficiency

Abstract

The utility model discloses a road roller press roll device capable of reducing noise and improving efficiency, which comprises an outer cylinder part and an inner cylinder part, and the inner cylinder part is positioned at the central position of the outer cylinder part; end covers are arranged at the two ends of the outer cylinder part, center hole positions are formed in the end covers, an inner cavity of the outer cylinder part is sealed by the end covers, the inner cylinder part is arranged in the center hole positions in a matched mode, and liquid inlets are formed in the end covers. The hollow inner cavity of the compression roller device is filled with lubricating oil, so that the weight of the compression roller device is increased, the compression roller device can make a depressed sound in the rolling process, and noise generated in construction can be reduced; the lubricating oil can lubricate the bearing between the horizontal fulcrum shaft and the center hole position of the compression roller device while increasing the weight of the compression roller device, and the situation that normal work and rest, work and study of local residents are affected due to noise generated by dry friction between movably matched parts is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to road construction equipment, concretely relates to road roller. BACKGROUND

[0002] At present, the social economy of our country develops rapidly, and the regional contact is closer. The highway occupies an important position in the traffic facilities network of our country, and plays an indispensable role in promoting regional exchange and coordination, logistics transportation and the like. The construction scale of highway project is usually large, the construction period is relatively long, and the construction range is relatively wide, which can cause influence on the surrounding ecological environment. Meanwhile, the various energy and material consumed in the project construction process are huge in quantity, and the resource waste phenomenon exists. Under the background of the sustainable development concept being more and more deeply rooted in people's minds and the transformation of economic development mode, the relevant requirements of highway construction are also more strict. In order to adapt to the demand of social economic development, the green environmental protection characteristics should be embodied in highway construction based on the low-carbon concept, the low-carbon construction technology is applied in each link of engineering construction, the energy consumption is reduced to the maximum, the natural environment is fully protected, and the ecological protection target is achieved while promoting the development of traffic industry.

[0003] The highway construction needs various large engineering mechanical equipment, and the number of construction personnel is large, and the construction activity can generate large noise. If the construction area is close to the residential area, the construction noise can cause influence on the normal rest, work and study of local residents. Especially, some highway projects are constructed uninterruptedly for 24 hours in order to shorten the construction period, so that the nearby residents are subjected to noise pollution for a long time.

[0004] The road roller, as a kind of professional road construction equipment, is commonly known as the earth-pressing machine, and is widely used in the infrastructure construction projects of high-grade highway, railway, airport runway, large dam, stadium and the like, and performs the compaction work of filling material. Its working object widely covers sand, semi-cohesive soil, cohesive soil, roadbed stabilizing material and asphalt concrete pavement layer, and exhibits strong adaptability and importance. In the field of highway construction, the mainstream road roller adopts static compaction technology, that is, directly acts on the roadbed and pavement material by relying on the weight of the machine itself, and realizes the compression and leveling of the material through gravity.

[0005] The road roller has the following technical problems:

[0006] Firstly, the roller device is provided with a hollow inner cavity, noise is generated in the construction, and influence is caused on the normal rest, work and study of local residents; especially, some highway projects are constructed uninterruptedly in order to shorten the construction period;

[0007] Second, the roller device and the road roller body are movably connected through a horizontal support shaft, bearings are arranged between the horizontal support shaft and the center hole of the roller device, and the road roller advances to push the roller device to roll forward through the horizontal support shaft; the bearings between the horizontal support shaft and the roller device cannot be fully and timely lubricated, noise is generated, and the normal work, rest and study of local residents are affected. Content of the utility model

[0008] The utility model solves the technical problem that: a road roller roller device capable of reducing noise and increasing efficiency is provided, which can increase its own weight and reduce noise and can lubricate the shaft and the bearing.

[0009] To solve the above technical problems, the utility model provides the following technical scheme: a road roller roller device capable of reducing noise and increasing efficiency, which comprises an outer cylinder and an inner cylinder, the inner cylinder is located at the center position of the outer cylinder, the inner side wall of the outer cylinder is provided with a first connecting part, the outer side wall of the inner cylinder is provided with a second connecting part, a connecting rod is arranged between the outer cylinder and the inner cylinder, one end of the connecting rod is connected with the first connecting part, and the other end of the connecting rod is connected with the second connecting part; the two ends of the outer cylinder are provided with end covers, the end covers are provided with center hole positions, the end covers seal the inner cavities of the outer cylinders, the inner cylinder is fitted in the center hole positions, the end covers are provided with liquid inlets, the liquid inlets are matched with sealing covers, lubricating oil is injected into the inner cavities of the outer cylinders through the liquid inlets, the height of the lubricating oil is higher than that of the inner cylinder, liquid flow-through holes are formed in the side walls of the inner cylinder, and the lubricating oil enters the inner cylinder through the liquid flow-through holes.

[0010] According to the above technical scheme, the roller device is rotated, the liquid inlet is located above the center of the roller device, workers open the sealing cover, lubricating oil is injected into the cavity of the outer cylinder, the lubricating oil overflows the liquid inlet when the liquid level in the outer cylinder is equal to the liquid inlet, the lubricating oil can enter the inner cylinder through the liquid flow-through hole, bearings are installed in the inner cylinder, the bearings are installed on the shaft, and the shaft is installed on the machine body of the road roller. The lubricating oil entering the inner cylinder can lubricate the bearings and the shaft, and the lubricating oil can increase the weight of the roller device.

[0011] The first connecting part is in the shape of a long strip, the first connecting part is parallel to the center line of the outer cylinder, and a plurality of first connecting parts are distributed along the circumference of the outer cylinder.

[0012] As an option, the first connecting part and the outer cylinder are integrally formed through casting.

[0013] The second connecting part is in the shape of a long strip, the second connecting part is parallel to the center line of the inner cylinder, and a plurality of second connecting parts are distributed along the circumference of the inner cylinder.

[0014] As an option, the second connecting part and the inner cylinder are integrally formed through casting.

[0015] The first connecting part is provided with a first pin hole, the second connecting part is provided with a second pin hole, one end of the connecting rod is provided with a first U-shaped structure, the other end of the connecting rod is provided with a second U-shaped structure, the first U-shaped structure and the second U-shaped structure are provided with pin holes, the first U-shaped structure is connected with the first connecting part through a first pin, and the second U-shaped structure is connected with the second connecting part through a second pin.

[0016] The inner cylinder piece is provided with sealing ring limiting structures at two ends. The shaft and the bearing are installed in the inner cylinder piece, and a sealing ring is arranged between the shaft and the inner cylinder piece to prevent the lubricating oil in the inner cylinder piece from overflowing.

[0017] Alternatively, the end cover is welded with the end of the outer cylinder piece and the inner cylinder piece.

[0018] The roller device has the following technical effects:

[0019] First, the weight of the roller device can be increased, and the shaft and the bearing can be lubricated;

[0020] Second, the hollow cavity of the roller device is filled with lubricating oil, the weight of the roller device is increased, the roller device emits a dull sound during rolling, which is beneficial to reduce the noise generated during construction and minimize the impact on the normal rest, work and study of local residents;

[0021] Third, the lubricating oil in the roller device can lubricate the bearing between the horizontal shaft and the center hole of the roller device while increasing the weight of the roller device, and the roller device advances, the lubricating oil lubricates the bearing between the horizontal shaft and the roller device comprehensively and timely, avoids dry friction between the parts in active cooperation and emits noise, and affects the normal rest, work and study of local residents. BRIEF DESCRIPTION OF DRAWINGS

[0022] The utility model will be further described below in combination with the drawings:

[0023] Figure 1 It is a schematic view of a road roller roller device capable of reducing noise and increasing efficiency;

[0024] Figure 2 It is Figure 1 It is a sectional view along A-A direction;

[0025] Figure 3 It is Figure 1 It is a schematic view of the end cover 40 hidden;

[0026] Figure 4 It is a schematic view of the outer cylinder piece 10;

[0027] Figure 5 It is Figure 4 It is a sectional view along B-B direction;

[0028] Figure 6Fig. 2 is a schematic view of the inner cylinder 20;

[0029] Figure 7 Fig. 3 is a sectional view of the C-C of Fig. 2. Figure 6

[0030] Fig. 5 is a schematic view of the outer cylinder 10.

[0031] 10, outer cylinder; 11, first connecting part;

[0032] 20, inner cylinder; 21, second connecting part; 22, liquid flow hole; 23, sealing ring limiting structure;

[0033] 30, connecting rod; 31, first U-shaped structure; 32, second U-shaped structure; 33, first pin; 34, second pin;

[0034] 40, end cover; 41, liquid inlet;

[0035] 50, lubricating oil. DETAILED DESCRIPTION

[0036] In combination Figures 1 to 3 , a road roller roller device capable of reducing noise and increasing efficiency, comprising an outer cylinder 10 and an inner cylinder 20, the inner cylinder is located at the center position of the outer cylinder, the inner side wall of the outer cylinder is provided with a first connecting part 11, the outer side wall of the inner cylinder is provided with a second connecting part 21, a connecting rod 30 is arranged between the outer cylinder and the inner cylinder, one end of the connecting rod is connected with the first connecting part, the other end of the connecting rod is connected with the second connecting part. The two ends of the outer cylinder are provided with end covers 40, the end covers are provided with center hole positions, the end covers seal the inner cavity of the outer cylinder, the inner cylinder is fitted in the center hole position, the end covers are provided with liquid inlets 41, the liquid inlets are matched with sealing covers, lubricating oil 50 is injected into the inner cavity of the outer cylinder through the liquid inlet, the height of the lubricating oil is higher than that of the inner cylinder, the side wall of the inner cylinder is provided with a liquid flow hole 22, and the lubricating oil enters the inner cylinder through the liquid flow hole.

[0037] The first connecting part 11 is in the shape of a long strip, the first connecting part is parallel to the center line of the outer cylinder 10, and a plurality of first connecting parts are distributed along the circumference of the outer cylinder.

[0038] The first connecting part 11 and the outer cylinder 10 are integrally formed by casting.

[0039] The second connecting part 21 is in the shape of a long strip, the second connecting part is parallel to the center line of the inner cylinder 20, and a plurality of second connecting parts are distributed along the circumference of the inner cylinder.

[0040] The second connecting part 21 and the inner cylinder 20 are integrally formed by casting.

[0041] ​The first connecting part 11 is provided with a first pin hole, the second connecting part 21 is provided with a second pin hole, one end of the connecting rod 30 is provided with a first U-shaped structure 31, the other end of the connecting rod is provided with a second U-shaped structure 32, the first U-shaped structure and the second U-shaped structure are provided with pin holes, the first U-shaped structure is connected with the first connecting part through a first pin 33, and the second U-shaped structure is connected with the second connecting part through a second pin 34.

[0042] The inner cylinder part 20 is provided with sealing ring limiting structures 23 at both ends.

[0043] The end cover 40 is welded with the end of the outer cylinder part 10 and the inner cylinder part 20.

[0044] The rotating pressure roller device is used to make the liquid inlet 41 be located above the center of the pressure roller device. The worker opens the sealing cover and pours the lubricating oil 50 into the cavity of the outer cylinder part 10. When the lubricating oil overflows the liquid inlet 41, it indicates that the liquid level in the outer cylinder part is equal to the liquid inlet, and the lubricating oil can enter the inner cylinder part 20 through the liquid flow hole 22. The bearing is installed in the inner cylinder part, the bearing is installed on the shaft, and the shaft is installed on the machine body of the road roller. The lubricating oil entering the inner cylinder part can lubricate the bearing and the shaft, and the lubricating oil can increase the weight of the pressure roller device.

[0045] The above is only the preferred embodiment of the present application, and for the ordinary skilled in the art, according to the idea of the present application, the specific embodiment and the application range can be changed, and the content of the specification should not be understood as the limitation of the present application.

Claims

1. A road roller device capable of reducing noise and increasing efficiency, comprising an outer cylinder (10) and an inner cylinder (20), the inner cylinder being located at the center of the outer cylinder, the inner wall of the outer cylinder being provided with a first connecting part (11), the outer wall of the inner cylinder being provided with a second connecting part (21), a connecting rod (30) being arranged between the outer cylinder and the inner cylinder, one end of the connecting rod being connected to the first connecting part, the other end of the connecting rod being connected to the second connecting part. The outer cylinder is provided with end covers (40) at both ends, the end covers are provided with center hole positions, the end covers seal the inner cavities of the outer cylinder, the inner cylinder is matched in the center hole positions, and the outer cylinder is provided with a plurality of annular grooves (41) on the outer wall. An end cover is provided with a liquid inlet (41) matched with a sealing cover, through which lubricating oil (50) is injected into the inner cavity of the outer cylinder, the height of the lubricating oil being higher than that of the inner cylinder, the side wall of the inner cylinder being provided with a liquid flow hole (22) through which the lubricating oil enters the inner cylinder.

2. The road roller device capable of reducing noise and increasing efficiency according to claim 1, characterized in that: The first connecting part (11) is in the shape of a long strip, the first connecting part being parallel to the center line of the outer cylinder (10), and a plurality of first connecting parts being distributed along the circumference of the outer cylinder.

3. The road roller device capable of reducing noise and increasing efficiency according to claim 1, characterized in that: The first connecting part (11) and the outer cylinder (10) are integrally formed by casting.

4. The road roller device capable of reducing noise and increasing efficiency according to claim 1, characterized in that: The second connecting part (21) is in the shape of a long strip, the second connecting part being parallel to the center line of the inner cylinder (20), and a plurality of second connecting parts being distributed along the circumference of the inner cylinder.

5. The noise reducing and efficiency increasing road roller roller assembly as claimed in claim 1 wherein: The second connecting part (21) and the inner cylinder (20) are integrally formed by casting.

6. The noise reducing and efficiency increasing road roller roller assembly as claimed in claim 1 wherein: The first connecting part (11) is provided with a first pin hole, the second connecting part (21) is provided with a second pin hole, one end of the connecting rod (30) is provided with a first U-shaped structure (31), the other end of the connecting rod is provided with a second U-shaped structure (32), the first U-shaped structure and the second U-shaped structure are both provided with pin holes, the first U-shaped structure is connected to the first connecting part through a first pin (33), and the second U-shaped structure is connected to the second connecting part through a second pin (34).

7. The noise reducing and efficiency increasing road roller roller assembly as claimed in claim 1 wherein: The two ends of the inner cylinder (20) are provided with sealing ring limiting structures (23).

8. The noise reducing and efficiency increasing road roller roller assembly as claimed in claim 1 wherein: The end cover (40) is welded to the end of the outer cylinder (10) and the inner cylinder (20).

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