CN218233556U - Novel retaining wall for road construction - Google Patents

Abstract

The utility model provides a novel retaining wall for road construction belongs to retaining wall technical field, and it has solved the problem that retaining wall is not convenient for height-adjusting and retaining wall poor stability. This novel retaining wall that road construction used, be provided with elevating gear on the base, elevating gear's upside is provided with the roof, the downside fixedly connected with telescopic baffle of roof, the equal fixedly connected with top connecting plate in both sides of roof, one side swivelling joint of top connecting plate has the bracing piece, the other end swivelling joint of bracing piece has the head rod, head rod other end fixedly connected with spacing box, the opposite side fixedly connected with second telescopic link of spacing box, the other end fixedly connected with baffle of second telescopic link. The utility model has the advantages of be convenient for adjust retaining wall height, and improve device stability.

Description

Novel retaining wall for road construction

Technical Field

The utility model belongs to the technical field of the retaining wall, a retaining wall, especially a novel retaining wall that road construction used are related to.

Background

The retaining wall is a structure for supporting roadbed filling soil or hillside soil and preventing the filling soil or the soil from deforming and destabilizing, and the part of the cross section of the retaining wall, which is directly contacted with the supported soil, is called a wall back; the part facing the wall back and being empty is called the wall surface; the part directly contacting with the foundation is called a substrate; the top surface of the wall opposite the base is called the wall top; the front end of the base is called a wall toe; the rear end of the base is called a butt.

Traditional retaining wall all can adopt the pouring in situ, and the mode of carrying out the construction on the spot can lead to the time limit for a project longer, the not high problem of efficiency of construction, and traditional retaining wall has can not satisfy user's use and has required

Through retrieval, as chinese patent literature discloses a novel road construction retaining wall [ application number: 202022791364.X; publication No.: CN213926348U the road construction retaining wall comprises a triangular frame body, a bottom connecting rod, a first pin body, a top connecting rod, a connecting piece, a fixing piece and a second pin body; the tripod body comprises a first rod body, a second rod body and an inclined rod which are connected in pairs, a first cylindrical bulge is arranged at the upper end of the first rod body, and a first cylindrical groove is arranged at one end, far away from the first rod body, of the second rod body; a second cylindrical protrusion and a second cylindrical groove are respectively arranged at two ends of the bottom connecting rod, and the first pin body is inserted into the first cylindrical groove; the both ends of top connecting rod are equipped with the cylindrical arch of second respectively, and the middle part of top connecting rod is equipped with the third cylinder arch, and the one end that the connecting piece is close to the top connecting rod is equipped with the third cylinder recess, and the second shank runs through the mounting. The utility model discloses in, a plurality of parts can be dismantled, and the fast assembly of being convenient for satisfies the demand that road construction kept off the soil, has improved work efficiency, has reduced the potential safety hazard because of the site operation causes.

The triangular frame body and the pin body disclosed in the patent can be easily disassembled and assembled, but the height of the retaining wall is not convenient to adjust by the existing retaining wall, the connecting mode of the retaining wall is that the retaining wall is connected with the pin body through the groove, the stability of the wall during retaining is reduced, and the problem that the height and the stability of the retaining wall are convenient to adjust is solved by the device provided by the patent.

SUMMERY OF THE UTILITY MODEL

The utility model aims at having the above-mentioned problem to current technique, provided a novel retaining wall that road construction used, the technical problem that this utility model will solve is: how to realize retaining wall that road construction used is convenient for height-adjusting and improvement device stability.

The purpose of the utility model can be realized by the following technical proposal:

the utility model provides a novel retaining wall that road construction used, the on-line screen storage device comprises a base, elevating gear, the roof, top connecting plate and bracing piece, the base on be provided with elevating gear, elevating gear's upside is provided with the roof, the downside fixedly connected with telescopic baffle of roof, the equal fixedly connected with top connecting plate in both sides of roof, one side swivelling joint of top connecting plate has the bracing piece, the other end swivelling joint of bracing piece has the head rod, the other end fixedly connected with spacing case of head rod, the opposite side fixedly connected with second telescopic link of spacing case, the other end fixedly connected with baffle of second telescopic link, baffle and base fixed connection, the inside of spacing case is provided with elastic mechanism, elastic mechanism's lower extreme is provided with the pole of supporting, the lower extreme of pole stretches out spacing case and fixedly connected with triangle-shaped to the contact piece, the spout has been seted up on the base, fixedly connected with a plurality of triangle-shaped piece on the spout, elastic mechanism's upper end is provided with rotatory piece, the upside of rotatory piece is provided with rotary mechanism.

The utility model discloses a theory of operation is: when the height of the retaining wall needs to be adjusted, the lifting device drives the top plate to ascend, the top plate drives the telescopic baffle to ascend, the top plate drives the supporting rod to ascend, the supporting rod drives the limiting box to move towards the telescopic baffle, the elastic mechanism inside the limiting box drives the supporting rod to move, the supporting rod drives the triangular contact block at the lower end to move, the triangular contact block starts to collide from the triangular block at the rightmost end when the triangular contact block moves to the left side of the triangular block, the triangular contact block moves downwards under the elastic force of the elastic mechanism, the operation is circulated, the triangular contact block is limited by the triangular contact block when the triangular contact block moves to a specified position, the device is high in automation degree, the ascending of the retaining plate can be guaranteed, the descending and the working stability are guaranteed, the operation difficulty is reduced, and the equipment stability is improved.

The lifting device comprises a first driving box, a second driving box and a telescopic rod, the lower side of the first driving box is fixedly connected with the base, a first motor is fixedly connected with the inside of the first driving box, a first threaded rod is fixedly connected with an output shaft end of the first motor, a second driving box is slidably connected with the inside of the first driving box, a bottom plate is fixedly connected with the lower side of the second driving box, the bottom plate is in threaded connection with the first threaded rod, a second driving motor is fixedly connected with the inside of the second driving box, a second threaded rod is fixedly connected with an output shaft end of the second driving motor, a telescopic rod is slidably connected with the inside of the second driving box, a threaded cavity is formed in the inside of the telescopic rod, the threaded cavity is in threaded connection with the second threaded rod, and the upper end of the telescopic rod is fixedly connected with the top plate.

Structure more than adopting, first driving motor in the first driving case passes through the threaded rod and drives the second driving case and rise, when the bottom plate of second driving case rises to the top of first threaded rod, second driving motor work in the second driving case, second driving motor drives the second threaded rod rotatory, the second threaded rod drives the telescopic link and rises, the telescopic link drives telescopic baffle and rises to reach the effect of adjusting fender apron height with this, make telescopic baffle can adjust different heights under the operational environment of difference, thereby the application range of device has been improved.

The telescopic baffle comprises a first baffle, a second baffle and a third baffle, the lower end of the top plate is fixedly connected with the first baffle, a first sliding groove is formed in the first baffle, the first sliding groove is connected with the second baffle in a sliding mode, a second sliding groove is formed in the second baffle, the second sliding groove is connected with the third baffle in a sliding mode, and the lower end of the third baffle is fixedly connected with the base.

Structure more than adopting, when the first baffle of roof lower extreme upwards removed under the effect of roof, the second baffle slides and rises in the first spout of first baffle, the third baffle slides in the second spout of second baffle, reach the purpose of adjusting arbitrary height through the sliding action between each baffle, the spout opening of first baffle and second baffle can prevent down that the in-process soil that keeps off the soil drops and lead to the earth-retaining plate to withdraw the time difficulty in the sliding tray of retractable baffle, retractable baffle's hierarchical setting can reduce retractable baffle's volume, improve the efficiency of earth-retaining and the application scope of device.

The elastic mechanism comprises a third telescopic rod and a second spring, the upper end of the third telescopic rod is fixedly connected with a rotating block, the second spring is sleeved on the outer side of the third telescopic rod, and the lower end of the third telescopic rod is fixedly connected with a supporting rod.

By adopting the structure, when the triangular abutting block moves upwards, the abutting rod extrudes the second spring in the moving process, so that the second spring generates downward elastic force on the triangular abutting block.

Triangle-shaped touch multitouch and triangle-shaped piece be the right angled triangle structure, the inclined plane of triangle-shaped touch multitouch is parallel to each other and contradicts with the inclined plane of triangle-shaped piece.

Structure more than adopting, the box is contradicted with three hornblocks at the in-process triangle-shaped touch multitouch of motion, and two inclined planes take place to slide when contradicting, and when triangle-shaped touch multitouch moved the right angle face of three hornblocks, triangle-shaped's right angle face can hinder the reverse motion of triangle-shaped touch multitouch, improved the stability of device.

Rotary mechanism include rotation axis and rotary rod, the upper end and the rotary rod fixed connection of rotation axis, the both sides of rotary rod all are fixed with the stopper, the lower extreme fixedly connected with fourth baffle of rotation axis, the downside fixedly connected with fourth telescopic link of fourth baffle, the outside cover of fourth telescopic link is equipped with the extension spring, the upper end and the fourth baffle fixed connection of extension spring, the lower extreme and the revolving block fixed connection of fourth telescopic link, the swivelling chute has been seted up to the periphery of revolving block, the inside fixedly connected with column spinner of spacing case, swivelling chute and column spinner sliding connection.

Structure more than adopting, when the retractable baffle is packed up to needs, the rotary rod drives the rotation axis rotation, and the rotation axis drives the fourth baffle rotation, and the fourth baffle drives the fourth telescopic link rotation, and the fourth telescopic link drives rotatory piece rotation, thereby the artificial direction that changes rotary mechanism of device accessible changes the direction of triangle-shaped touch multitouch, more is favorable to packing up and rising of retractable baffle.

Spacing box upside both ends all seted up the spacing groove, the stopper inserts in the spacing groove.

Structure more than adopting, when rotary mechanism turned to, the column spinner up-motion drove the stopper motion on the rotary rod, and the stopper leaves the spacing groove, and when turning to the completion, the column spinner down-motion, the stopper inserted the spacing inslot, can prevent that rotary mechanism from turning to when the motion, leads to the triangle-shaped conflict piece of rotary mechanism lower extreme to turn to, makes the forward movement that stabilising arrangement can be steady.

Compared with the prior art, this retaining wall that novel road construction used has following advantage:

1. when the height of the retaining wall needs to be adjusted, the lifting device drives the top plate to ascend, the top plate drives the telescopic baffle to ascend, the top plate drives the supporting rod to ascend, the supporting rod drives the limiting box to move towards the telescopic baffle, the elastic mechanism inside the limiting box drives the supporting rod to move, the supporting rod drives the triangular contact block at the lower end to move, the triangular contact block starts to collide from the triangular block at the rightmost end when moving to the left side of the triangular block, the triangular contact block compresses the elastic mechanism, the triangular contact block moves downwards under the elastic force of the elastic mechanism when moving to the specified position, the circulation is realized, the triangular contact block is limited by the triangular contact block when moving to the specified position, the device is higher in automation degree, the ascending of the retaining plate can be guaranteed, the stability during descending and working is realized, the difficulty of operation is reduced, and the stability of the device is improved.

2. The setting of elevating gear can make the higher easier regulation of fender apron, has improved the application scope who keeps off the apron.

3. The arrangement of the limiting blocks and the limiting grooves can ensure that the direction of the triangular contact block cannot be changed in the operation process of the device, the stability of the device in operation is improved, and the flexibility of equipment is improved.

4. The hierarchical setting of retractable baffle can prevent that the in-process soil that keeps off the soil from dropping and lead to in the sliding tray that keeps off the soil board to keep off the soil board difficulty when withdrawing, has improved the stability of device.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural diagram of the middle lifting device of the present invention.

Fig. 3 is a schematic view of the structure at a in fig. 1.

Fig. 4 is a schematic view of the installation structure of the middle support column of the present invention.

In the figure, 1, a base; 2. a lifting device; 3. a top plate; 4. a top connection plate; 5. a support bar; 7. a first baffle; 8. a second baffle; 9. a third baffle plate; 10. a chute; 11. a first chute; 12. a second chute; 13. a first connecting rod; 14. a second telescopic rod; 15. a baffle plate; 16. a triangular block; 17. a triangular contact block; 18. a support rod; 19. a third telescopic rod; 20. a second spring; 21. a first drive box; 22. a second drive box; 23. a telescopic rod; 24. a first drive motor; 25. a first threaded rod; 26. a second drive motor; 27. a second threaded rod; 28. a limiting box; 29. rotating the rod; 30. a rotating shaft; 31. a limiting block; 32. a limiting groove; 33. a fourth baffle; 34. a tension spring; 35. rotating the block; 36. a threaded cavity; 37. a spin column; 38. a fourth telescopic rod; 39. a rotating tank; 40. a base plate.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1-4, this type of retaining wall for road construction, including base 1, elevating gear 2, roof 3, top connecting plate 4 and bracing piece 5, be provided with elevating gear 2 on base 1, elevating gear 2's upside is provided with roof 3, roof 3's downside fixedly connected with telescopic baffle, roof 3's equal fixedly connected with top connecting plate 4 in both sides, one side swivelling joint of top connecting plate 4 has bracing piece 5, bracing piece 5's other end swivelling joint has head rod 13, head rod 13's other end fixedly connected with spacing case 28, spacing case 28's opposite side fixedly connected with second telescopic link 14, second telescopic link 14's other end fixedly connected with baffle 15, baffle 15 and base 1 fixed connection, the inside of spacing case 28 is provided with elastic mechanism, elastic mechanism's lower extreme is provided with support rod 18, support rod 18's lower extreme stretches out spacing case 28 and fixedly connected with triangle-shaped support contact block 17, spout 10 has been seted up on the base 1, fixedly connected with a plurality of triangle-shaped blocks 16 on the spout 10, elastic mechanism's upper end is provided with rotatory block 35, the upside of rotatory mechanism is provided with rotary mechanism 35.

When the height of the retaining wall needs to be adjusted, the lifting device 2 drives the top plate 3 to ascend, the top plate 3 drives the telescopic baffle to ascend, the top plate 3 drives the supporting rod 5 to ascend, the supporting rod 5 drives the limiting box 28 to move towards the telescopic baffle, the elastic mechanism inside the limiting box 28 drives the abutting rod 18 to move, the abutting rod 18 drives the triangular abutting block 17 at the lower end to move, when the triangular abutting block 17 abuts against the triangular block 16 at the rightmost end, the triangular abutting block 17 compresses the elastic mechanism, when the triangular abutting block 17 moves to the left side of the triangular block 16, the triangular abutting block 17 moves downwards under the action of elastic force of the elastic mechanism, the operation is circulated, the triangular block 16 limits the triangular abutting block 17 when the triangular block moves to the specified position, the device is high in automation degree, the stability of the retaining plate during ascending, descending and working can be guaranteed, the difficulty of operation is reduced, and the stability of the device is improved.

Lifting device 2 includes first drive case 21, second drive case 22 and telescopic link 23, the downside and the base 1 fixed connection of first drive case 21, the first driving motor 24 of inside fixedly connected with of first drive case 21, the output shaft end fixedly connected with of first driving motor 24 has first threaded rod 25, the inside sliding connection of first drive case 21 has second drive case 22, second drive case 22 downside fixedly connected with bottom plate 40, bottom plate 40 and first threaded rod 25 threaded connection, the inside fixedly connected with second driving motor 26 of second drive case 22, second driving motor 26 output shaft end fixedly connected with second threaded rod 27, the inside sliding connection of second drive case 22 has telescopic link 23, threaded cavity 36 has been seted up to the inside of telescopic link 23, threaded cavity 36 and second threaded rod 27 threaded connection, the upper end and the roof 3 fixed connection of telescopic link 23.

Structure more than adopting, first driving motor 24 in the first drive case 21 drives second drive case 22 through the threaded rod and rises, when the bottom plate of second drive case 22 rises to the top of first threaded rod 25, second driving motor 26 in the second drive case 22 works, second driving motor 26 drives second threaded rod 27 rotatory, second threaded rod 27 drives telescopic link 23 and rises, telescopic link 23 drives telescopic baffle and rises with this effect that reaches regulation earth guard plate height, make earth guard plate can adjust different heights under the operational environment of difference, thereby the application range of device has been improved.

The telescopic baffle comprises a first baffle 7, a second baffle 8 and a third baffle 9, the lower end of the top plate is fixedly connected with the first baffle 7, a first chute 11 is formed in the first baffle 7, the first chute 11 is connected with the second baffle 8 in a sliding mode, a second chute 12 is formed in the second baffle 8, the second chute 12 is connected with the third baffle 9 in a sliding mode, and the lower end of the third baffle 9 is fixedly connected with the base 1.

Structure more than adopting, when first baffle 7 of roof 3 lower extreme when the effect of roof 3 down up-wards moved, second baffle 8 slides and rises in first spout 11 of first baffle 7, third baffle 9 slides in second spout 12 of second baffle 8, slide effect through between each baffle reaches the purpose of adjusting arbitrary height, telescopic baffle's hierarchical setting can prevent that the in-process soil that keeps off the soil from dropping and lead to keeping off the soil board difficulty when retrieving in the sliding tray that keeps off the soil board, telescopic baffle's hierarchical setting can reduce telescopic baffle's volume, improve the efficiency of keeping off the soil and the application scope of device.

The elastic mechanism comprises a third telescopic rod 19 and a second spring 20, the upper end of the third telescopic rod 19 is fixedly connected with a rotating block 35, the second spring 20 is sleeved on the outer side of the third telescopic rod 19, and the lower end of the third telescopic rod 19 is fixedly connected with the abutting rod 18.

With the above structure, when the triangular contact block 17 moves upwards, the contact rod 18 presses the second spring 20 during the movement, so that the second spring 20 generates a downward elastic force on the triangular contact block 17.

The triangular contact block 17 and the triangular block 16 are both in a right-angled triangle structure, and the inclined plane of the triangular contact block 17 is parallel to and abutted against the inclined plane of the triangular block 16.

Structure more than adopting, the box is contradicted with three hornblocks 16 at the in-process triangle-shaped touch multitouch 17 of motion, and two inclined planes take place to slide when contradicting, and when triangle-shaped touch multitouch 17 moved the right angle face of three hornblocks 16, the right angle face of triangle-shaped can hinder the reverse motion of triangle-shaped touch multitouch 17, improves the stability of device.

The rotating mechanism comprises a rotating shaft 29 and a rotating rod 30, the upper end of the rotating shaft 29 is fixedly connected with the rotating rod 30, limiting blocks 31 are fixed on two sides of the rotating rod 30, a fourth baffle 33 is fixedly connected to the lower end of the rotating shaft 29, a fourth telescopic rod 38 is fixedly connected to the lower side of the fourth baffle 33, a tension spring 34 is sleeved on the outer side of the fourth telescopic rod 38, the upper end of the tension spring 34 is fixedly connected with the fourth baffle 33, the lower end of the tension spring 34 is fixedly connected with a rotating block 35, the lower end of the fourth telescopic rod 38 is fixedly connected with the rotating block 35, a rotating groove 39 is formed in the periphery of the rotating block 35, a rotating column 37 is fixedly connected to the inner portion of the limiting box 28, and the rotating groove 39 is slidably connected with the rotating column 37.

Structure more than adopting, when the telescopic baffle is packed up to needs, rotary rod 30 drives rotation axis 29 rotatory, and rotation axis 29 drives fourth baffle 33 rotatory, and fourth baffle 33 drives fourth telescopic link 38 rotatory, and fourth telescopic link 38 drives rotatory piece 35 rotatory, thereby the device accessible artificially changes the direction of rotary mechanism and changes the direction of triangle-shaped touch multitouch, more is favorable to packing up and rising of telescopic baffle.

Limiting grooves 32 are formed in two ends of the upper side of the limiting box 28, and the limiting blocks 31 are inserted into the limiting grooves 32.

By adopting the structure, when the rotating mechanism turns, the rotating rod 39 moves upwards to drive the limiting block 31 on the rotating rod 30 to move, the limiting block 31 leaves the limiting groove 32, when the turning is finished, the rotating rod 30 moves downwards, and the limiting block 31 is inserted into the limiting groove 32, so that the rotating mechanism can be prevented from turning during the movement, the triangular contact block 17 at the lower end of the rotating mechanism is caused to turn, and the stabilizing device can stably move forwards.

The utility model discloses a theory of operation: when the telescopic baffles rise, the lifting device 2 drives the top plate 3 to rise, the top plate 3 drives the telescopic baffles to rise, the first driving motor 24 in the first driving box 21 drives the second driving box 22 to rise through the first threaded rod 25, when the bottom plate 40 of the second driving box 22 rises to the uppermost end of the first threaded rod 25, the second driving motor 26 in the second driving box 22 works, the second driving motor 26 drives the second threaded rod 27 to rotate, the second threaded rod 27 drives the telescopic rod 23 to rise, the telescopic rod 23 drives the top plate 3 to rise, when the first baffle 7 at the lower end of the top plate 3 moves upwards under the action of the top plate 3, the second baffle 8 slides and rises in the first sliding groove 11 of the first baffle 7, the third baffle 9 slides in the second sliding groove 12 of the second baffle 8, and the purpose of adjusting any height is achieved through the sliding action among the baffles, the telescopic baffle plate rises upwards to drive the supporting rod 5 connected on the top plate 3, one end of the supporting rod 5 is connected with the limiting box through the first connecting rod 13, the supporting rod 5 drives the limiting box 28 to move towards the telescopic baffle plate, the elastic mechanism in the limiting box 28 drives the abutting rod 18 to move, the abutting rod 18 drives the triangular abutting block 17 at the lower end to move, when the triangular abutting block 17 is abutted from the triangular block 16 at the rightmost end, the triangular abutting block 17 compresses the elastic mechanism, when the triangular abutting block 17 moves to the left side of the triangular block 16, the triangular abutting block 17 moves downwards under the action of the elastic force of the elastic mechanism, the cycle is repeated, when the triangular block 16 moves to the specified position, the triangular abutting block 17 is limited by the triangular block 16 when the triangular abutting block moves to the specified position, when the telescopic baffle plate descends, the rotating rod 30 moves upwards, the rotating rod 30 drives the rotating shaft 29 to rotate, and the rotating shaft 29 drives the fourth baffle plate 33 to rotate, the fourth baffle 33 drives the fourth telescopic rod 38 to rotate, the fourth telescopic rod 38 drives the rotating block 35 to rotate, the rotating rod 30 drives the limiting block 31 on the rotating rod 30 to move, the limiting block 31 leaves the limiting groove 32, when the steering is completed, the rotating rod 30 moves downwards, the limiting block 31 is inserted into the limiting groove 32, the rotating mechanism can be prevented from steering during movement, the triangular contact block 17 at the lower end of the rotating mechanism is caused to steer, the direction of the rotating mechanism can be changed manually by the device, so that the direction of the triangular contact block 17 is changed, and the stabilizing device can stably advance and fix. The draw-in groove setting of retractable baffle can prevent that the in-process soil that keeps off the soil from dropping and lead to keeping off the soil board difficulty when withdrawing in retractable baffle's sliding tray, and retractable baffle's hierarchical setting can reduce retractable baffle's volume, and the efficiency that improves and the application scope of device that keep off the soil make retractable baffle can adjust different heights under the operational environment of difference to the application range that has improved the device degree of automation is higher, has reduced the degree of difficulty of operation.

In conclusion, through the setting of elevating gear 2, stabilising arrangement 6, support column 5, triangle-shaped conflict post 61 and bolt 67, realize the improvement to the regulation of equipment height and stability.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims (7)

1. A novel retaining wall for road construction comprises a base (1), a lifting device (2), a top plate (3), a top connecting plate (4) and a supporting rod (5), and is characterized in that the base (1) is provided with the lifting device (2), the top plate (3) is arranged on the upper side of the lifting device (2), the lower side of the top plate (3) is fixedly connected with a telescopic baffle plate, the top connecting plate (4) is fixedly connected to the two sides of the top plate (3), the supporting rod (5) is rotatably connected to one side of the top connecting plate (4), the other end of the supporting rod (5) is rotatably connected with a first connecting rod (13), the other end of the first connecting rod (13) is fixedly connected with a limiting box (28), the other side of the limiting box (28) is fixedly connected with a second telescopic rod (14), the other end of the second telescopic rod (14) is fixedly connected with a baffle plate (15), the baffle plate (15) is fixedly connected with the base (1), the limiting box (28) is internally provided with an elastic mechanism, the lower end of the elastic mechanism is provided with a supporting rod (18), the lower end of the supporting rod (18) extends out of the limiting box (28) and is fixedly connected with a triangular contact block (17), a plurality of sliding chutes (10) and a plurality of rotating mechanisms (35) are arranged on the sliding chutes (10), a rotating mechanism is arranged on the upper side of the rotating block (35).

2. The novel retaining wall for road construction as claimed in claim 1, wherein the lifting device (2) comprises a first driving box (21), a second driving box (22) and an expansion link (23), the lower side of the first driving box (21) is fixedly connected with the base (1), the first driving motor (24) is fixedly connected with the inside of the first driving box (21), the first threaded rod (25) is fixedly connected with the output shaft of the first driving motor (24), the second driving box (22) is slidably connected with the inside of the first driving box (21), the bottom plate (40) is fixedly connected with the lower side of the second driving box (22), the bottom plate (40) is in threaded connection with the first threaded rod (25), the second driving motor (26) is fixedly connected with the inside of the second driving box (22), the second driving motor (26) is fixedly connected with the second threaded rod (27), the expansion link (23) is slidably connected with the inside of the expansion link (23), a threaded cavity (36) is formed in the inside of the expansion link (23), the threaded cavity (36) is in threaded connection with the second threaded rod (27), and the upper end of the expansion link (3) is fixedly connected with the expansion link (23).

3. The novel retaining wall for road construction as claimed in claim 1, wherein the retractable baffle comprises a first baffle (7), a second baffle (8) and a third baffle (9), the lower end of the top plate (3) is fixedly connected with the first baffle (7), a first chute (11) is formed in the first baffle (7), the first chute (11) is slidably connected with the second baffle (8), a second chute (12) is formed in the second baffle (8), the second chute (12) is slidably connected with the third baffle (9), and the lower end of the third baffle (9) is fixedly connected with the base (1).

4. A novel retaining wall for road construction as claimed in claim 1, wherein the elastic mechanism comprises a third telescopic rod (19) and a second spring (20), the upper end of the third telescopic rod (19) is fixedly connected with a rotating block (35), the second spring (20) is sleeved outside the third telescopic rod (19), and the lower end of the third telescopic rod (19) is fixedly connected with the abutting rod (18).

5. A novel retaining wall for road construction as claimed in claim 4, characterized in that the triangular contact blocks (17) and the triangular blocks (16) are of right triangle structure, and the inclined surfaces of the triangular contact blocks (17) and the inclined surfaces of the triangular blocks (16) are parallel to each other and abut against each other.

6. The novel retaining wall for road construction as claimed in claim 4, wherein the rotating mechanism comprises a rotating shaft (29) and a rotating rod (30), the upper end of the rotating shaft (29) is fixedly connected with the rotating rod (30), both sides of the rotating rod (30) are fixed with limit blocks (31), the lower end of the rotating shaft (29) is fixedly connected with a fourth baffle plate (33), the lower side of the fourth baffle plate (33) is fixedly connected with a fourth telescopic rod (38), the outer side of the fourth telescopic rod (38) is sleeved with a tension spring (34), the upper end of the tension spring (34) is fixedly connected with the fourth baffle plate (33), the lower end of the tension spring (34) is fixedly connected with the rotating block (35), the lower end of the fourth telescopic rod (38) is fixedly connected with the rotating block (35), a rotating groove (39) is formed in the periphery of the rotating block (35), a rotating column (37) is fixedly connected inside the limit box (28), and the rotating groove (39) is slidably connected with the rotating column (37).

7. A novel retaining wall for road construction as claimed in claim 1, wherein both ends of the upper side of the limiting box (28) are provided with limiting grooves (32), and the limiting blocks (31) are inserted into the limiting grooves (32).

Images