CN109610431B - Rammer for straight road section of low-grade highway - Google Patents

Abstract

A rammer for a straight section of a low-grade highway, comprising a top plate, the bottom surface of the top plate is provided with a plurality of mutually parallel strip grooves, the top surfaces of the strip grooves are respectively provided with chutes, and the bottom surface area of the slide grooves is larger than that of the strip grooves. The top surface area, two V-shaped rods pass through the strip grooves respectively, and the V-shaped rods pass through the corresponding strip-shaped grooves respectively. The outer sides of the bottom of the V-shaped rods are respectively fixed and connected to the upper ends of the diagonal struts, and the lower ends of the diagonal struts are respectively fixed and connected to the upper ends of the support rods. The present invention enables the rammed earth device to run straight through the cooperation of the wheels and the guide rails, and does not require the worker to control the direction, thereby reducing the labor intensity of the worker, and during this period, the worker can perform other tasks, such as removing some unsuitable materials mixed in the soil. The humus, tree roots and organic matter and other debris can save the time of subgrade compaction and improve work efficiency.

Description

A kind of rammer for straight section of low-grade highway

technical field

The invention belongs to the technical field of traffic construction, in particular to a rammer for straight sections of low-grade highways.

Background technique

At present, when constructing low-grade highways, it is not suitable to use large-scale equipment for the compaction of the roadbed. Therefore, the roadbed is often compacted by means of rammers. The ramming machine in the prior art has to be controlled by a person. The worker’s arm is sore and numb when he holds the rammer for a long time. Therefore, in practice, two people are usually required to rotate. The labor cost is high, and the worker’s control of the direction is not enough. Precise, it is easy to skew the direction of travel of the compactor.

SUMMARY OF THE INVENTION

The present invention provides a compactor for straight sections of low-grade highways, which is used to solve the defects in the prior art.

The present invention is achieved through the following technical solutions:

A rammer for a straight section of a low-grade highway, comprising a top plate, the bottom surface of the top plate is provided with a plurality of strip-shaped grooves parallel to each other, the top surface of the strip-shaped grooves is respectively provided with chutes, and the bottom surface area of the chutes is larger than that of the strip-shaped grooves. The top surface area, two V-shaped rods pass through the strip grooves respectively, and the V-shaped rods pass through the corresponding strip-shaped grooves respectively. The outer side of the bottom of the V-shaped rod is fixed and connected to the upper end of the diagonal support rod, the lower end of the diagonal support rod is fixed and connected to the upper end of the support rod respectively, and the diagonal support rod is integrated with the corresponding support rod. , the support rods are all perpendicular to the top plate, one side of the support rod is respectively provided with a transparent shaft hole, the inner wall of the shaft hole is connected to the outer circumference of the rotating shaft through several bearings, both ends of the rotating shaft are located outside the shaft hole, and the two ends of the rotating shaft are respectively The wheels are fixed and installed. There are two parallel guide rails under the top plate. The wheels are located in the corresponding guide rails at the same time and can roll along them. The top surface of the column and the stud is flush with the bottom surface of the inner wall of the corresponding guide rail. The top surface of the stud is respectively provided with sockets, and the lower end of the stud is respectively fixed to install the cone, the tip of the cone is facing down, and the outer circumference of the cone is respectively fixed and installed. The bottom surface of the top plate is fixedly connected to the top surfaces of several parallel sleeves. The sleeves are respectively provided with vertical rods. The lower ends of the vertical rods are located outside the sleeve. The lower ends are fixedly connected to the top surface of the rammed earth device;

The above-mentioned rammed earth machine for a straight section of a low-grade highway, the rammed earth device comprises a base, a motor is fixedly installed on the top surface of the base, the motor protection cover is covered on the periphery of the motor, and the side wall of the protection cover is There are several heat dissipation windows on the top, and a square control panel is fixed on the bottom surface of the base. The lower surface of the control panel is provided with a circular main rammed earth disk. A sub-rammed earth plate that can move downward is inlaid in the installation hole; the main rammed earth plate is spliced by four fan-shaped main rammed earth blocks of the same specification, and the sub-rammed earth disk is composed of four fan-shaped sub-rammed earth blocks of the same specification. The control panel is connected with a controller for controlling the main rammed earth disk and the sub-rammed earth disk by a power cord.

As mentioned above, a rammer for a straight section of a low-grade highway, the top surface of the top plate is provided with several through grooves, the through grooves are respectively communicated with the inside of the corresponding chutes, and several bolts are respectively passed through the through grooves. The top surface of the slider is respectively provided with non-penetrating screw holes, the lower ends of the bolts are respectively located in the corresponding non-penetrating screw holes and are threadedly matched with them.

In the above-mentioned rammer for straight sections of low-grade highways, the inner wall of the sleeve is provided with several grooves, and balls are movably installed in the grooves, and the outer circumferences of the balls are in contact with the outer circumference of the vertical rod.

As mentioned above, a rammer for a straight section of a low-grade highway is provided with wheel grooves on the top surface of the shaft holes, mounting holes are provided on the outer sides of the struts, through holes are respectively provided on the outer sides of the wheel grooves, and the through holes are respectively provided with It communicates with the corresponding mounting holes. The forward and reverse motors are fixedly installed in the mounting holes. The output shafts of the forward and reverse motors pass through the through holes respectively. The inner ends of the output shafts of the forward and reverse motors are respectively fixed to install gears. Located in the corresponding wheel grooves, the outer circumferences of the rotating shafts are respectively fixed with the same gears, and the corresponding two gears are meshed with each other.

In the above-mentioned rammer for a straight section of a low-grade highway, the sockets are all regular polygonal structures.

In the above-mentioned rammer for a straight section of a low-grade highway, there is an included angle α between the diagonal struts and the corresponding struts, α=130-150°.

In the above-mentioned rammer for straight sections of low-grade highways, slopes are respectively fixed and installed on the front two sides of the guide rail.

The advantages of the invention are as follows: the invention is suitable for the compaction of the roadbed of the relatively straight section of the third or fourth-level highway. The worker first places the guide rails on both sides of the roadbed, then inserts the insertion rod into the jack and rotates the insertion rod, and the insertion rod drives the stud Rotation, the stud drives the cone and the helix to rotate, and the rotating helix can be screwed into the ground, so that the guide rail can be stably installed on the ground, and the guide rails are made parallel to each other and the height is flush with the surveying and mapping tools, and then the wheels are moved into the guide rail to start Rammed earth device, the rammed earth device will move forward for a certain distance every time it hits the ground. When the rammed earth device moves vertically, the vertical rod slides along the sleeve. Therefore, the rammed earth device drives the top plate to move synchronously with the vertical rod and sleeve, and the gravity of the top plate is dispersed to the guide rail through the V-shaped rod, diagonal strut, support rod and wheel, and the friction between the wheel and the guide rail is small. It will not cause too much hindrance to the forward and backward movement of the rammed earth device. In this way, it is not necessary for workers to support the rammed earth device and control its moving direction, which can greatly reduce the burden on workers, and the top plate can be lifted through the scissor mechanism, such as As shown in the figure, when the wheels are suspended, people can adjust the spacing between the V-shaped rods, the slider slides along the chute to ensure that the V-shaped rods have sufficient movement stability, and then adjust the spacing between the guide rails, so as to be suitable for different widths and the position of the rammed earth device under the top plate can be changed, and the distance between two adjacent sleeves in each row is smaller than the width of the rammed earth device, so that the road section where the present invention is located can be uniformly rammed. The present invention enables the rammed earth device to run straight through the cooperation of the wheels and the guide rails, without the need for workers to control the direction, which can reduce the labor intensity of the workers, and during this period, the workers can perform other tasks, such as removing some inapplicable soil mixed in the soil. The humus, tree roots and organic matter and other debris can save the time of subgrade compaction and improve work efficiency.

Description of drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are some embodiments of the present invention, and for those of ordinary skill in the art, other drawings can also be obtained from these drawings without any creative effort.

Fig. 1 is the structural representation of the present invention; Fig. 2 is the partial enlarged view of I of Fig. 1; Fig. 3 is the partial enlarged view of II of Fig. 1; FIG. 1 is an enlarged view of the A-direction view; FIG. 6 is an expanded schematic view of the scissors mechanism of the present invention.

Detailed ways

In order to make the purposes, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments These are some embodiments of the present invention, but not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

A rammer for a straight section of a low-grade highway, as shown in the figure, includes a top plate 1. In actual use, the top plate 1 is parallel to the ground, and the bottom surface of the top plate 1 is provided with several parallel strip grooves 2. The strip grooves 2 The top surface of the slide groove 3 is respectively provided with a chute 3, the bottom surface area of the chute 3 is larger than the top surface area of the strip groove 2, and the strip groove 2 passes through two V-shaped rods 4 respectively, and the V-shaped rods 4 respectively extend from the corresponding strips. The two ends of the V-shaped rod 4 are respectively connected to the bottom surface of the sliding block 5. The sliding block 5 is located in the corresponding sliding groove 3 and can slide along it. The inner wall of the groove 3 is in contact with each other, the bottom outer side of the V-shaped rod 4 is fixedly connected to the upper end of the diagonal brace 6 respectively, the lower end of the diagonal brace 6 is respectively fixed and connected to the upper end of the support rod 7, and the diagonal support rod 6 is respectively connected with the corresponding support rod 7 One-piece structure, the support rod 7 is perpendicular to the top plate 1, one side of the support rod 7 is respectively provided with a transparent shaft hole 8, the inner wall of the shaft hole 8 is connected to the outer circumference of the rotating shaft 9 through several bearings, and both ends of the rotating shaft 9 are Located outside the shaft hole 8, the two ends of the rotating shaft 9 are respectively fixed to install the wheels 10, and the wheels 10 are all collinear with the center line of the corresponding rotating shaft 9, and two parallel guide rails 11 are arranged below the top plate 1. The top surface of the guide rail 11 , Both the front and rear sides are open, the wheels 10 are located in the corresponding guide rails 11 at the same time and can roll along them. The bottom surface of the guide rails 11 is respectively provided with several transparent screw holes 12, and the screw holes 12 are respectively threaded to install the studs 13 and the studs. The top surfaces of the studs 13 are flush with the bottom surfaces of the inner walls of the corresponding guide rails 11 . The top surfaces of the studs 13 are respectively provided with insertion holes 14 , which are collinear with the centerlines of the corresponding studs 13 . After the worker inserts the plunger into the jack 14, the worker can rotate the plunger to drive the stud 13 to rotate. The lower ends of the studs 13 are respectively fixed and installed with the cones 15, the tips of the cones 15 are all facing down, and the outer circumference of the cones 15 are respectively fixed and installed with spiral sheets 16. , the bottom surface of the top plate 1 is fixedly connected to the top surfaces of several parallel sleeves 17. The sleeves 17 are respectively provided with vertical rods 18. 18 can slide vertically along the corresponding sleeves 17 respectively. The lower end of the vertical rod 18 is located outside the sleeve 17, and a rammed earth device is arranged below the sleeve 17. Every time the rammed earth device impacts the road surface, the rammed earth device moves forward a certain distance. , the lower ends of the vertical rods 18 are fixedly connected to the top surface of the rammed earth device; the front and rear sides of the bottom of the top plate 1 are hingedly installed with a scissor mechanism, and both ends of the bottom of the scissor mechanism are fixedly installed with rollers, which can be in contact with the ground and move along it. move to prevent the scissor mechanism from causing damage to the roadbed. The present invention is suitable for the compaction of the roadbed of the relatively straight section of the third or fourth-grade highway. The worker first places the guide rails 11 on both sides of the roadbed, then inserts the insertion rod into the insertion hole 14 and rotates the insertion rod, the insertion rod drives the stud 13 to rotate, and the screw The column 13 drives the cone 15 and the spiral piece 16 to rotate, and the rotating spiral piece 16 can be screwed into the ground, so that the guide rail 11 can be stably installed on the ground, and the guide rail 11 is made parallel to each other and the height is flush with the surveying tool, and then the wheel 10 is moved into In the guide rail 11, start the rammed earth device, and each time the rammed earth device impacts the ground, it will move forward for a certain distance. When the rammed earth device moves vertically, the vertical rod 18 slides along the sleeve 17. When the rammed earth device moves back and forth, Due to the restriction of the vertical rod 18 by the sleeve 17, the rammed earth device drives the top plate 1 to move synchronously with it through the vertical rod 18 and the sleeve 17, and the gravity of the top plate 1 passes through the V-shaped rod 4, the diagonal strut 6, the support rod 7 and the The wheels 10 are dispersed on the guide rails 11, and the friction force between the wheels 10 and the guide rails 11 is small, which will not cause too much hindrance to the forward and backward movement of the rammed earth device. In this way, it is unnecessary for workers to support the rammed earth device and control its movement. direction, can greatly reduce the burden of workers, and the top plate 1 can be lifted through the scissor mechanism. As shown in Figure 6, when the wheels 10 are suspended, people can adjust the distance between the V-shaped rods 4, and the slider 5 follows the chute. 3. Sliding ensures that the V-shaped rod 4 has sufficient movement stability, and then adjusts the distance between the guide rails 11, so as to be suitable for roads of different widths, and can change the position of the rammed earth device under the top plate 1, two adjacent in each row The distance between the sleeves 17 is smaller than the width of the earth compaction device, so that the road section where the present invention is located can be compacted uniformly. The present invention enables the rammed earth device to run straight through the cooperation of the wheels 10 and the guide rails 11, and does not require the worker to control the direction, thereby reducing the labor intensity of the worker, and during this period, the worker can perform other tasks, such as removing some impurities mixed in the soil. Unsuitable sundries such as humus, tree roots and organic matter can save the time for subgrade compaction and improve work efficiency.

Specifically, in order to better compact the corners, the rammed earth device described in this embodiment includes a base, a motor is fixedly installed on the top surface of the base, and a motor protection cover is covered on the periphery of the motor, and the side wall of the protection cover is There are several heat dissipation windows, the bottom surface of the base is fixedly installed with a square control panel, the lower surface of the control panel is provided with a circular main rammed earth disk, and a circular installation hole is opened at the center of the main rammed earth disk. A sub-rammed earth plate that can move downward is inlaid in the hole; the main rammed-earth plate is spliced by four fan-shaped main rammed earth blocks of the same specification, and the sub-rammed earth disk is composed of four fan-shaped sub-rammed earth blocks of the same specification. The control panel is connected with a controller for controlling the main rammed earth disk and the sub-rammed earth disk by a power cord. The structure can completely compact the entire highway pavement, including the main parts of the highway and the corners, by adjusting the sub-rammed earth disks, and the compaction effect is good, which can greatly reduce the later repair work on the corners.

Specifically, as shown in FIG. 1 , the top surface of the top plate 1 described in this embodiment is provided with several through grooves 19 , the through grooves 19 are respectively communicated with the inside of the corresponding chute 3 , and several bolts pass through the through grooves 19 respectively. 20. The top surface of the slider 5 is respectively provided with non-penetrating screw holes 21, the lower ends of the bolts 20 are respectively located in the corresponding non-penetrating screw holes 21 and are threadedly matched with them. The surfaces are in close contact with each other. After the bolts 20 are tightened, the bolts 20 are pressed against the top surface of the top plate 1 so as to prevent the sliding block 5 from moving.

Further, as shown in FIG. 2 , the inner wall of the sleeve 17 according to the present embodiment is provided with a plurality of grooves 22 . The grooves 22 are respectively movably installed with balls 23 , and the outer circumference of the balls 23 is in contact with the outer circumference of the vertical rod 18 . . This structure can reduce the contact area between the vertical rod 18 and the sleeve 17 , thereby reducing the friction force between the vertical rod 18 and the sleeve 17 , so that the vertical rod 18 moves more smoothly along the sleeve 17 .

Further, as shown in FIG. 3 , the top surface of the shaft hole 8 described in this embodiment is respectively provided with wheel grooves 24 , the outer side of the support rod 7 is respectively provided with a mounting hole 25 , and the outer side of the wheel groove 24 is respectively provided with a through hole 26 , The through holes 26 are communicated with the corresponding installation holes 25 respectively. The forward and reverse rotation motors 27 are respectively fixedly installed in the installation holes 25. The output shafts of the forward and reverse rotation motors 27 pass through the through holes 26 respectively. Gears 28 are respectively fixed on the inner ends of the shafts, and the gears 28 are respectively located in the corresponding wheel grooves 24. The same gears 28 are fixedly mounted on the outer circumference of the rotating shaft 9, and the corresponding two gears 28 mesh with each other. The forward and reverse rotation motor 27 can drive the corresponding gear 28 to rotate, and through the meshing between the two gears 28, the rotating shaft 9 can be rotated, thereby driving the wheel 10 to rotate to assist the movement of the device.

Furthermore, as shown in FIG. 4 , the jacks 14 in this embodiment are all regular polygonal structures. The worker inserts the insertion rod matched with the socket 14 into it, and there is no relative rotation between the insertion rod and the socket 14, and the use stability is high.

Further, as shown in FIG. 1 , there is an included angle α between the diagonal struts 6 described in this embodiment and the corresponding struts 7 respectively, and α=130-150°. The rounded corners of the connection between the diagonal strut 6 and the strut 7 can reduce the injury suffered by workers when they accidentally touch the connection; the angle between the diagonal strut 6 and the strut 7 can not only ensure sufficient connection strength, In addition, a larger space can be provided between the wheels 10 to facilitate the adjustment of the position of the rammed earth device.

Furthermore, as shown in FIG. 5 , slopes 29 are respectively fixed on the front two sides of the guide rail 11 in this embodiment. The outer circumference of the wheel 10 can be moved into the guide rail 11 along the slope of the slope 29, the moving process is smoother, and the physical strength of the worker can be saved.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present invention, but not to limit them; although the present invention has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand: it can still be Modifications are made to the technical solutions described in the foregoing embodiments, or some technical features thereof are equivalently replaced; and these modifications or replacements do not make the essence of the corresponding technical solutions depart from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims (7)

1. A rammer for a straight section of a low-grade highway, characterized in that it comprises a top plate (1), and the bottom surface of the top plate (1) is provided with a plurality of mutually parallel strip grooves (2). The top surface is respectively provided with chute (3), the bottom surface area of the chute (3) is larger than the top surface area of the strip groove (2), the strip groove (2) passes through two V-shaped rods (4) respectively, The V-shaped rods (4) respectively pass through the corresponding strip grooves (2). In the groove (3) and can slide along it, the bottom outer side of the V-shaped rod (4) is respectively connected to the upper end of the diagonal strut (6), and the lower end of the diagonal strut (6) is respectively fixed and connected to the upper end of the support rod (7). , the diagonal struts (6) are respectively integrated with the corresponding struts (7), the struts (7) are all perpendicular to the top plate (1), and one side of the struts (7) is respectively provided with a transparent shaft hole (8). ), the inner wall of the shaft hole (8) is connected to the outer circumference of the rotating shaft (9) through several bearings, both ends of the rotating shaft (9) are located outside the shaft hole (8), and the two ends of the rotating shaft (9) are respectively fixed to install wheels ( 10), two mutually parallel guide rails (11) are arranged below the top plate (1), the wheels (10) are respectively located in the corresponding guide rails (11) and can roll along them, and the bottom surfaces of the guide rails (11) are respectively provided with a number of guide rails (11). There are two transparent screw holes (12), the studs (13) are screwed in the screw holes (12), and the top surfaces of the studs (13) are flush with the bottom surface of the inner wall of the corresponding guide rail (11). The top surface of 13) is respectively provided with sockets (14), the lower ends of the studs (13) are respectively fixed and installed with cones (15), the tips of the cones (15) are all facing down, and the outer circumferences of the cones (15) are respectively fixed and installed with helical sheets (15). 16), the bottom surface of the top plate (1) is fixedly connected to the top surfaces of several parallel sleeves (17), the sleeves (17) are respectively provided with vertical rods (18), and the lower ends of the vertical rods (18) are located in the sleeves (17). In addition to (17), the lower part of the sleeve (17) is provided with a rammed earth device, and the lower ends of the vertical rods (18) are fixedly connected to the top surface of the rammed earth device; The top surface of the shaft hole (8) is respectively provided with a wheel groove (24), the outer side of the support rod (7) is respectively provided with a mounting hole (25), the outer side of the wheel groove (24) is respectively provided with a through hole (26), and the through hole ( 26) It communicates with the corresponding mounting holes (25) respectively, the forward and reverse rotation motors (27) are fixedly installed in the mounting holes (25), and the output shafts of the forward and reverse rotation motors (27) pass through the through holes (26) respectively. However, gears (28) are fixedly installed on the inner ends of the output shafts of the forward and reverse rotation motors (27) respectively, the gears (28) are respectively located in the corresponding wheel grooves (24), and the same gears ( 28), the corresponding two gears (28) mesh with each other. 2 . The earth rammer for a straight section of a low-grade highway according to claim 1 , wherein the earth ramming device comprises a base, a motor is fixedly installed on the top surface of the base, and the periphery of the motor is covered with a pedestal. 3 . The motor protective cover has several heat dissipation windows on the side wall of the protective cover. The bottom surface of the base is fixed with a square control panel. The lower surface of the control panel is provided with a circular main rammed earth disk. The center of the main rammed earth disk is There is a circular installation hole, and the circular installation hole is inlaid with a sub-rammed earth plate that can move downward; the main rammed earth plate is made up of four fan-shaped main rammed earth blocks of the same specification, and the sub-rammed earth plate is composed of four The fan-shaped sub-rammed earth blocks of the same specification are spliced together; the control panel is connected with a controller for controlling the main rammed earth disk and the sub-rammed earth disk by the power cord. 3. The earth rammer for a straight section of a low-grade highway according to claim 1 or 2, characterized in that: the top surface of the top plate (1) is provided with a plurality of through grooves (19), and the through grooves (19) ) are communicated with the corresponding chute (3) respectively, several bolts (20) are respectively passed through the through groove (19), the top surface of the slider (5) is respectively provided with non-penetrating screw holes (21), the bolts ( The lower ends of 20) are respectively located in the corresponding non-penetrating screw holes (21) and are threadedly matched with them, and the bottom surfaces of the hexagonal portions of the bolts (20) are in close contact with the top surface of the top plate (1). 4. The earth rammer for a straight section of a low-grade highway according to claim 1 or 2, characterized in that: the inner wall of the sleeve (17) is provided with a plurality of grooves (22), and the grooves (22) ) are movably installed balls (23), and the outer circumferences of the balls (23) are in contact and fit with the outer circumferences of the vertical rods (18). 5 . The earth rammer for a straight section of a low-grade highway according to claim 1 or 2 , wherein the sockets ( 14 ) are all regular polygonal structures. 6 . 6. A rammer for a straight section of a low-grade highway according to claim 1 or 2, characterized in that there is an included angle between the diagonal struts (6) and the corresponding struts (7) respectively α, α=130～150°. 7 . The earth rammer for a straight section of a low-grade highway according to claim 1 or 2 , wherein slopes ( 29 ) are respectively fixed and installed on the front two sides of the guide rail ( 11 ). 8 .

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