CN112301860A

CN112301860A - Road surface breaker that highway maintenance was used

Info

Publication number: CN112301860A
Application number: CN202011167651.1A
Authority: CN
Inventors: 不公告发明人
Original assignee: Hangzhou Jinzhi Technology Co ltd
Current assignee: Hangzhou Jinzhi Technology Co ltd
Priority date: 2020-10-28
Filing date: 2020-10-28
Publication date: 2021-02-02

Abstract

The invention discloses a pavement crushing device for highway maintenance, which comprises a top plate, wherein a rack is arranged below the left end and the right end of the top plate; the device is characterized by also comprising an upper rectangular frame and a lower rectangular frame; an upper guide rod is arranged between the side plates of the left frame and the right frame, a lower guide rod corresponding to the upper guide rod is arranged in the upper rectangular frame, a movable moving seat is arranged on the lower guide rod in a penetrating mode, an expansion column is arranged in an inner cavity of the moving seat, and an electric pick is clamped on a chuck at the bottom of the expansion column; this kind of road surface breaker that highway maintenance used can remove to the broken road surface position of needs, then starts flexible driver and stands rectangle frame in subaerial down, makes the frame be in the position of making up in the air, then starts the electric pick, and the electric pick is broken translation on one side at broken in-process, and the road surface that finally will descend in the rectangle frame coverage carries out effective breakage, and crushing effect is good, and whole process need not artifical handheld electric pick, can effectively alleviate intensity of labour, improves work efficiency.

Description

Road surface breaker that highway maintenance was used

Technical Field

The invention relates to a highway maintenance device, in particular to a pavement crushing device for highway maintenance.

Background

The road is easy to damage due to the reasons of large load, improper use and the like in the using process, the damaged road surface is easy to accumulate water when being not maintained in time, and further damage is easy to cause and accordingly needs to be repaired in time. In the repairing process, the pavement needs to be crushed and cleaned, and then pouring is carried out again. The road breaking device is therefore the first step tool for maintenance.

The existing pavement crushing device comprises a handheld electric pick, the handheld electric pick crushes the pavement by utilizing a hammer head which moves up and down, the efficiency is high, but the working strength is high, and the physical requirement on workers during multiple pavement maintenance is high. The existing heavy hammer type pavement crushing device for the pavement crushing device crushes the pavement by using a heavy hammer which falls repeatedly, has small working strength but has less stable and effective effect than an electric pick.

There is therefore a need for a comprehensive improvement of existing road breaking devices.

Disclosure of Invention

The invention aims to solve the problems that: the road surface crushing device for highway maintenance is labor-saving in work and good in crushing effect.

In order to solve the technical problem, the invention designs a pavement breaking device for highway maintenance, which comprises a top plate, wherein racks are arranged below the left end and the right end of the top plate, each rack comprises a bottom plate, a side plate and wheels below the bottom plate, bearing seats are arranged above the left end and the right end of the top plate, a screw rod penetrates through the bearings of the two bearing seats, a motor is arranged on the top plate and is in transmission connection with the end parts of the screw rod, a moving block is arranged on the screw rod, and a matched screw hole is formed in the position, through which the screw rod penetrates, of the moving block; the device is characterized by also comprising an upper rectangular frame and a lower rectangular frame; the top surfaces of four corners of the lower rectangular frame are provided with upright posts, the tops of the upright posts are connected with lifting rods, the lifting rods penetrate through the top plate, and the tops of the lifting rods are provided with limit blocks; the upper rectangular frame is arranged above the lower rectangular frame in parallel, lugs are respectively arranged on the peripheries of four corners of the upper rectangular frame, and the lugs are arranged on the lifting rods on the corresponding sides in a penetrating manner;

an upper guide rod is arranged between the side plates of the left frame and the right frame, a lower guide rod corresponding to the upper guide rod is arranged in the upper rectangular frame, and a guide groove corresponding to the upper guide rod is arranged on the top plate; a movable moving strip penetrates through the upper guide rod, and the upper part of the moving strip penetrates through the corresponding guide groove; the lower part of the moving block is connected with a U-shaped strip with a downward opening; the tops of all the moving strips are positioned in the U-shaped strips, the rod bodies at two ends of the tops of the moving strips penetrate through the U-shaped strips, and the rod bodies are provided with first springs;

a movable moving seat penetrates through the lower guide rod, the top end of the moving seat is connected with a U-shaped part with an upward opening, the lower part of the moving strip is positioned in the U-shaped part, upper limiting columns are arranged at two ends of the lower part of the moving strip, and first through grooves for the upper limiting columns to penetrate through are formed in the side walls of two feet of the U-shaped part; the movable seat is also provided with an inner cavity with an opening at the bottom surface, a telescopic column and a second spring are arranged in the inner cavity, and the second spring is positioned above the telescopic column; two ends of the telescopic column are provided with lower limiting columns, and the two side cavity walls of the inner cavity of the movable seat are provided with through grooves II for the lower limiting columns to penetrate through; the bottom of the telescopic column is connected with a chuck, a corresponding electric pick is arranged below the movable seat, and a handle of the electric pick is clamped in the chuck;

a third through groove is formed in the side plate of the rack corresponding to the upright column, a connecting block is arranged on the outer side of the upright column and penetrates through the third through groove, and a lifting block is connected to the outer end of the connecting block; the bottom surface of the lifting block is provided with an inserted rod, and a bottom plate of the frame is provided with a sleeve into which the inserted rod is inserted; a spring III is arranged on the inserted link; and a telescopic driver is arranged between the lifting block and the top plate.

The further scheme of the invention is as follows:

and a fourth spring is arranged above and below the lug on the lifting rod, a threaded section is further arranged on the lifting rod, a nut is arranged on the threaded section, and the nut is pressed above the fourth spring on the upper part.

The chuck is a closed ring, and a plurality of threaded rods which can be screwed inwards to jack the handle of the electric pick are arranged on the circumference of the ring.

The telescopic driver is an electric push rod.

The moving strip is provided with a through hole for the upper guide rod to pass through, the top surface of the upper guide rod is fully distributed with universal balls, and the top surfaces of the through holes are abutted.

The wheels are universal wheels with locking functions.

The guide grooves, the upper guide rods and the lower guide rods are N corresponding to each other, and the number of the moving strips, the lower U-shaped parts, the moving seats and the electric picks is N; wherein said N is preferably equal to four.

According to the road surface crushing device for highway maintenance, the whole device can be moved to the position of a road surface to be crushed by using the wheels, the telescopic driver is started to stand the lower rectangular frame on the ground, the rack is located at the position in a high altitude, the electric pick is started to crush the road surface in the coverage range of the lower rectangular frame, the motor can drive the moving block to move left and right during the crushing process of the electric pick, the moving block drives the moving seat to move left and right through the moving strip, so that the movement of the electric pick is realized, the electric pick can crush and translate while working, and finally the road surface in the coverage range of the lower rectangular frame is effectively impacted and crushed, the crushing effect is good, the electric pick does not need to be manually held during the whole process, the labor intensity can be effectively reduced, and the working efficiency is improved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic external view of a road surface breaking device for road maintenance described in example 1;

FIG. 2 is a schematic structural view of a road surface breaking device for road maintenance described in example 1;

FIG. 3 is an enlarged view illustrating the left portion;

FIG. 4 is an enlarged view at A in FIG. 2;

FIG. 5 is an enlarged view at B in FIG. 2;

FIG. 6 is a side view of the U-shaped member;

FIG. 7 is a schematic view of a chuck;

FIG. 8 is a plan view of the road surface breaking device for road maintenance described in example 2;

FIG. 9 is a plan view of a rectangular frame in example 2;

FIG. 10 is a schematic view of a moving bar and an upper guide bar according to embodiment 3;

in the figure: the electric pick comprises a top plate 1, a frame 2, a bottom plate 3, side plates 4, wheels 5, a bearing seat 6, a screw 7, a motor 8, a moving block 9, an upper rectangular frame 10, a lower rectangular frame 11, a vertical column 12, a lifting rod 13, a limiting block 14, a lug 15, an upper guide rod 16, a lower guide rod 17, a guide groove 18, a moving strip 19, a U-shaped strip 20, a rod body 21, a first spring 22, a moving seat 23, a U-shaped piece 24, an upper limiting column 25, a first through groove 26, an inner cavity 27, a telescopic column 28, a second spring 29, a lower limiting column 30, a second through groove 31, a chuck 32, an electric pick 33, a handle 34, a third through groove 35, a connecting block 36, a lifting block 37, an inserting rod 38, a third spring 39, a telescopic driver 40, a fourth spring 41, a threaded section 42, a nut 43, a.

Detailed Description

The invention is further described by way of example with reference to the accompanying drawings.

Example 1:

as shown in fig. 1, 2 and 3, the road surface breaking device for road maintenance described in this embodiment includes a top plate 1, a frame 2 is disposed below the left and right ends of the top plate 1, the frame 2 includes a bottom plate 3, side plates 4 and wheels 5 disposed below the bottom plate 3, and the wheels 5 are universal wheels with locking function. Bearing blocks 6 are arranged above the left end and the right end of the top plate 1, a screw 7 penetrates through the bearings of the two bearing blocks 6, a motor 8 is arranged on the top plate 1 and is in transmission connection with the end parts of the screw 7, a moving block 9 is arranged on the screw 7, and a matched screw hole is formed in the position, through which the screw 7 penetrates, of the moving block 9; the motor 8 rotates to drive the screw 7 to rotate, the moving block 9 is limited by a lower part and cannot rotate, and the moving block 9 can translate left and right when the screw 7 rotates; the device is characterized by also comprising an upper rectangular frame 10 and a lower rectangular frame 11; upright posts 12 are arranged on the top surfaces of four corners of the lower rectangular frame 11, the top of each upright post 12 is connected with a lifting rod 13, each lifting rod 13 penetrates through the top plate 1, and a limit block 14 is arranged on the top of each lifting rod 13; thus, the lower rectangular frame 11 and the top plate can move relatively, and the movement of the lower rectangular frame 11 is more stable; the upper rectangular frame 10 is arranged above the lower rectangular frame 11 in parallel, lugs 15 are respectively arranged on the peripheries of four corners of the upper rectangular frame 10, and the lugs 15 are arranged on the lifting rods 13 on the corresponding sides in a penetrating manner;

an upper guide rod 16 is arranged between the side plates 4 of the left frame 2 and the right frame 2, a lower guide rod 17 corresponding to the upper guide rod 16 is arranged in the upper rectangular frame 10, and a guide groove 18 corresponding to the upper guide rod 16 is arranged on the top plate 1; a movable moving strip 19 is arranged on the upper guide rod 16 in a penetrating way, and the upper part of the moving strip 19 penetrates through the corresponding guide groove 18; as shown in fig. 4, a U-shaped strip 20 with a downward opening is connected to the lower part of the moving block 9; the tops of all the moving strips 19 are positioned in the U-shaped strip 20, the rod bodies 21 at two ends of the top of each moving strip 19 penetrate through the U-shaped strip 20, and a first spring 22 is arranged on each rod body 21; this allows the moving bar 19 to move left and right within the U-shaped bar 20.

As shown in fig. 5, a movable moving seat 23 penetrates through the lower guide rod 17, a U-shaped part 24 with an upward opening is connected to the top end of the moving seat 23, the lower part of the moving bar 19 is located in the U-shaped part 24, upper limiting columns 25 are arranged at two ends of the lower part of the moving bar 19, and first through grooves 26 through which the upper limiting columns 25 penetrate are arranged on the side walls of two legs of the U-shaped part 24, as shown in fig. 6; thus, the moving strip 19 can be pulled up and pulled down in the U-shaped part 24, and can match the position change between the two, but the two translate together when translating;

the movable seat 23 is also provided with an inner cavity 27 with an opening at the bottom surface, a telescopic column 28 and a second spring 29 are arranged in the inner cavity 27, and the second spring 29 is positioned above the telescopic column 28; two ends of the telescopic column 28 are provided with lower limiting columns 30, and two side cavity walls of the inner cavity 27 of the movable seat 23 are provided with through grooves 31 for the lower limiting columns 30 to penetrate through; thus, the telescopic column 28 can also be telescopic up and down to a certain extent; the bottom of the telescopic column 28 is connected with a chuck 32, a corresponding electric pick 33 is arranged below the movable seat 23, and a handle 34 of the electric pick 33 is clamped in the chuck 32; as shown in fig. 7, the collet 32 is a closed ring with a plurality of threaded rods 44 threaded inwardly to tighten the handle 34 of the electric pick 33. Clearly, the collet 32 is prior art and other configurations may be used as is known.

A third through groove 35 is formed in the side plate 4 of the frame 2 corresponding to the upright post 12, a connecting block 36 is arranged on the outer side of the upright post 12 and penetrates through the third through groove 35, and a lifting block 37 is connected to the outer end of the connecting block 36; the bottom surface of the lifting block 37 is provided with an inserting rod 38, and a sleeve 47 for inserting the inserting rod 38 is arranged on the bottom plate 3 of the frame 2; a third spring 39 is arranged on the inserted link 38; a telescopic driver 40 is arranged between the lifting block 37 and the top plate 1. Therefore, when the telescopic driver 40 works, the lower rectangular frame 11 can be driven to move downwards to cooperate with the telescopic driver. The telescopic driver 40 is an electric push rod. The explicit telescopic drive 40 can also be other components already present, such as a telescopic cylinder.

In addition, as shown in fig. 5, the lifting rod 13 is provided with four springs 41 above and below the lug 15, the lifting rod 13 is further provided with a threaded section 42, the threaded section 42 is provided with a nut 43, and the nut 43 is pressed above the upper spring 41. The position of the nut 43 can be adjusted by rotating the nut 43, so that the pressure of the spring four 41 above on the lug 15 is changed, the starting position of the upper rectangular frame can be adjusted, and in addition, the up-and-down movement performance of the upper rectangular frame can be adjusted when necessary. Obviously, a threaded section 42 and a nut 43 can be additionally arranged at the lower part of the lower spring four 41, so that the adjusting effect is better.

The road surface crushing device for road maintenance described in this embodiment can move the whole device to the position of the road surface to be crushed by using the wheels, because the lower rectangular frame 11 is in the ground-off state under the action of the third spring 39 at ordinary times, and the movement of the wheels is not affected. When the road surface needing to be broken is reached, the telescopic driver 40 is started to push the lifting block 37 downwards, the lifting block 37 is integrated with the upright post 12 through the connecting block 36, the lower rectangular frame 11 is pushed downwards by means of the upright post 12, after the lower rectangular frame 11 is contacted with the road surface, the telescopic driver 40 continues to push the lifting block 37 downwards, the rack 2 is supported at the moment, the rack 2 is in a ground-off state, the weight on all the racks 2 is pressed on the lower rectangular frame 11, the lower rectangular frame 11 presses the road surface below, the part pressed by the lower rectangular frame 11 is not easy to damage, and in addition, the whole device is stable in the working process. Then the electric pick is started to crush the road surface within the coverage range of the lower rectangular frame, the electric pick can drive the moving block to move left and right in the crushing process, the moving block drives the moving seat to move left and right through the moving strip, so that the movement of the electric pick is realized, as the top of the moving strip 19 is positioned in the U-shaped strip 20, the rod bodies 21 at the two ends of the top of the moving strip 19 penetrate through the U-shaped strip 20 and the spring I22 is arranged on the rod bodies 21, when the moving block drives the U-shaped strip to move, the rod bodies 21 can move left and right to a certain extent, the spring I22 can be matched with the extension and retraction, so that the movement of the U-shaped strip and the moving strip 19 can be asynchronous, the electric pick can be really moved in the working process, particularly, the whole electric pick cannot move when the hammer head of the electric pick is driven into the ground, and if the U-shaped strip is moved by the motor, the spring, when the hammer head of the electric pick is separated from the ground after a little bit, the electric pick can move, the compressed spring I22 releases potential energy to push the moving strip 19, the moving seat 23 and the electric pick 33 together, so that the technical problem of movement of the electric pick when the electric pick impacts a broken road surface is effectively solved; in the working process, the motor is preferably in a pulse type working mode, namely, the motor stops after rotating for a plurality of circles and stops after rotating for a plurality of circles, so that the electric pick can better break and move at the same time, and finally effectively break the road surface in the coverage range of the lower rectangular frame. The existence of the second spring 29 in the inner cavity 27 and the two ends of the telescopic column 28 are provided with the lower limiting columns 30, the two side cavity walls of the inner cavity 27 of the movable seat 23 are provided with the second through grooves 31 for the lower limiting columns 30 to penetrate through, so that the whole electric pick still has a space for moving up and down, the existence of the fourth spring 41 enables the whole upper rectangular frame 10 to move up and down, and the buffer effect can be achieved when necessary (when a road surface at a certain position is hard and cannot be beaten down to generate vibration). The lower part of the moving strip 19 is positioned in the U-shaped part 24, the two ends of the lower part of the moving strip 19 are provided with upper limiting columns 25, and the side walls of the two feet of the U-shaped part 24 are provided with through grooves I26' which are mainly used for being matched with the upper rectangular frame 10 to be well lifted and lowered during work and non-work.

Example 2:

referring to fig. 8 and 9, in the road surface breaking device for maintaining a highway according to the embodiment, the number of the guide grooves 18, the upper guide rods 16 and the lower guide rods 17 is N, and the number of the moving strips 19, the lower U-shaped members 24, the moving seats 23 and the electric picks 33 is N; wherein said N is preferably equal to four. Can effectively improve work efficiency like this, carry out more high-efficient breakage to the road surface in the lower rectangle frame coverage, it is still one to need to notice that U type strip 20, and a plurality of removal strip 19 translations of U type strip 20 drive simultaneously, and the activity of controlling of removal strip 19 makes four electric picks of a U type strip 20 effective drive below translate when broken work.

Example 3:

as shown in fig. 10, in the pavement breaking apparatus for maintaining a highway according to the embodiment, the moving bar 19 is provided with a through hole 45 for the upper guide bar 16 to pass through, the top surface of the upper guide bar 16 is covered with the universal ball 46, and the top of the universal ball 46 abuts against the top surface of the through hole 45. This allows for more flexibility in the movement of the moving bar 19, and obviously the underground guide rods 17 can be modified as well, and the ball bearings 46 can be replaced by pulleys, rollers or the like.

Claims

1. A pavement crushing device for highway maintenance comprises a top plate (1), a rack (2) is arranged below the left end and the right end of the top plate (1), the rack (2) comprises a bottom plate (3), side plates (4) and wheels (5) below the bottom plate (3), bearing seats (6) are arranged above the left end and the right end of the top plate (1), a screw rod (7) penetrates through bearings of the two bearing seats (6), a motor (8) is arranged on the top plate (1) and is in transmission connection with the end part of the screw rod (7), a moving block (9) is arranged on the screw rod (7), and a screw hole matched with the screw rod (7) is formed in the position, through which the screw rod (7) penetrates, of the moving block (9; the device is characterized by also comprising an upper rectangular frame (10) and a lower rectangular frame (11); the top surfaces of four corners of the lower rectangular frame (11) are provided with upright posts (12), the tops of the upright posts (12) are connected with lifting rods (13), the lifting rods (13) penetrate through the top plate (1), and the tops of the lifting rods (13) are provided with limit blocks (14); the upper rectangular frame (10) is arranged above the lower rectangular frame (11) in parallel, lugs (15) are respectively arranged on the peripheries of four corners of the upper rectangular frame (10), and the lugs (15) are arranged on the lifting rods (13) on the corresponding sides in a penetrating manner;

an upper guide rod (16) is arranged between the side plates (4) of the left frame and the right frame (2), a lower guide rod (17) corresponding to the upper guide rod (16) is arranged in the upper rectangular frame (10), and a guide groove (18) corresponding to the upper guide rod (16) is arranged on the top plate (1); a movable moving strip (19) penetrates through the upper guide rod (16), and the upper part of the moving strip (19) penetrates through the corresponding guide groove (18); the lower part of the moving block (9) is connected with a U-shaped strip (20) with a downward opening; the tops of all the moving strips (19) are positioned in the U-shaped strips (20), the rod bodies (21) at two ends of the tops of the moving strips (19) penetrate through the U-shaped strips (20), and the rod bodies (21) are provided with first springs (22);

a movable moving seat (23) penetrates through the lower guide rod (17), the top end of the moving seat (23) is connected with a U-shaped part (24) with an upward opening, the lower part of the moving strip (19) is positioned in the U-shaped part (24), upper limiting columns (25) are arranged at two ends of the lower part of the moving strip (19), and first through grooves (26) for the upper limiting columns (25) to penetrate out are formed in the side walls of two feet of the U-shaped part (24); the movable seat (23) is also provided with an inner cavity (27) with an opening at the bottom surface, a telescopic column (28) and a second spring (29) are arranged in the inner cavity (27), and the second spring (29) is positioned above the telescopic column (28); two ends of the telescopic column (28) are provided with lower limiting columns (30), and two side cavity walls of the inner cavity (27) of the movable seat (23) are provided with through grooves (31) for the lower limiting columns (30) to penetrate through; the bottom of the telescopic column (28) is connected with a chuck (32), a corresponding electric pick (33) is arranged below the movable seat (23), and a handle (34) of the electric pick (33) is clamped in the chuck (32);

a third through groove (35) is formed in the side plate (4) of the rack (2) corresponding to the upright post (12), a connecting block (36) is arranged on the outer side of the upright post (12) and penetrates through the third through groove (35), and the outer end of the connecting block (36) is connected with a lifting block (37); the bottom surface of the lifting block (37) is provided with an inserted bar (38), and a sleeve (47) for inserting the inserted bar (38) is arranged on the bottom plate (3) of the frame (2); a third spring (39) is arranged on the inserted link (38); a telescopic driver (40) is arranged between the lifting block (37) and the top plate (1).

2. A road surface breaking device for road maintenance according to claim 1, characterized in that the lifting rod (13) is provided with four springs (41) both above and below the lugs (15), a threaded section (42) is provided on the lifting rod (13), a nut (43) is provided on the threaded section (42), and the nut (43) is pressed above the upper four springs (41).

3. A road breaking device for road maintenance according to claim 1, characterized in that the gripping head (32) is a closed ring, on the circumference of which a plurality of threaded rods (44) are provided which can be screwed inwards to tighten the handle (34) of the electric pick (33).

4. A road surface breaking device for road maintenance according to claim 1, characterised in that the telescopic actuator (40) is an electric push rod.

5. The road surface breaking device for road maintenance according to claim 1, wherein the moving strip (19) is provided with a through hole (45) for the upper guide rod (16) to pass through, the top surface of the upper guide rod (16) is fully distributed with universal balls (46), and the top surfaces of the through holes (45) on the top of the universal balls (46) are abutted.

6. A road surface breaking device for road maintenance according to claim 1, characterized in that the wheels (5) are universal wheels with locking function.

7. A road surface breaking device for road maintenance according to any one of claims 1 to 6, wherein the number of the guide grooves (18), the upper guide bars (16) and the lower guide bars (17) is N, and the number of the moving bars (19), the lower U-shaped members (24), the moving seats (23) and the electric picks (33) is N.

8. A road surface breaking device for road maintenance according to claim 7, wherein N is equal to four.