CN116971434A - Trench excavation equipment close to road - Google Patents
Trench excavation equipment close to road Download PDFInfo
- Publication number
- CN116971434A CN116971434A CN202310977717.0A CN202310977717A CN116971434A CN 116971434 A CN116971434 A CN 116971434A CN 202310977717 A CN202310977717 A CN 202310977717A CN 116971434 A CN116971434 A CN 116971434A
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- road
- fixedly arranged
- plate
- lifting plate
- inner rod
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- 238000009412 basement excavation Methods 0.000 title claims abstract description 19
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 11
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 11
- 241001330002 Bambuseae Species 0.000 claims description 11
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 11
- 239000011425 bamboo Substances 0.000 claims description 11
- 230000001360 synchronised effect Effects 0.000 claims description 8
- 239000002689 soil Substances 0.000 abstract description 19
- 238000007599 discharging Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 4
- 230000007423 decrease Effects 0.000 description 3
- 238000005553 drilling Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 238000005056 compaction Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Soil Working Implements (AREA)
Abstract
The invention relates to the technical field of trench excavation, and discloses trench excavation equipment close to a road, which comprises two side plates which are oppositely arranged, wherein a lifting plate is movably arranged between the two side plates up and down, a fixed bearing is fixedly arranged on the lifting plate, the inner wall of the fixed bearing is fixedly connected with a sleeve, an inner rod is movably inserted into the sleeve, and a helical blade is fixedly arranged on the outer wall of the bottom of the inner rod; the control lifter plate descends and can drive the conveying cylinder to descend, the conveying cylinder descends and is located in the vertical hole dug before, along with the movement of the whole equipment, the shovel plate at the bottom of the conveying cylinder can dig the vertical hole dug before, the dug soil can be conveyed through the rotation of the conveying roller in the conveying cylinder, the soil is discharged from the discharging cylinder, the dug soil is prevented from being accumulated in the groove, and accordingly, along with the movement of the whole equipment, the vertical holes can be dug in the front at intervals on one hand, and on the other hand, the dug vertical holes can be directly dug to form the groove.
Description
Technical Field
The invention relates to the technical field of trench excavation, in particular to trench excavation equipment close to a road.
Background
In road construction, a trench is often required to be dug beside a road so as to embed facilities such as water pipes, cables, natural gas pipelines and the like; in the prior art, the groove is generally dug out through the excavator, however, when the groove is dug beside a certain narrow road section, the excavator is very inconvenient to operate due to oversized body, so that the groove beside the narrow road section is dug out, and the working progress is delayed.
To solve the above problems, chinese patent publication No.: the invention patent of CN113502863B provides a foundation pit straight-way excavation device for construction, which comprises a motor, motor surface fixed mounting has the handle, the motor downside is equipped with the drilling rod, motor left and right sides face symmetry is connected with the connecting rod, connecting rod outer end fixed mounting has the slide tube, the inside cover of slide tube has the leading truck, fixedly connected with first coil spring between slide tube and the leading truck lower extreme, leading truck lower extreme fixed mounting has the bottom plate, the universal wheel is evenly installed to the bottom plate bottom surface, leading truck surface upside fixed mounting has the gripping ring, be connected with the connecting rope on the motor, connecting rope outer end fixedly connected with support column, support column surface cover has supporting component, the supporting component top is equipped with the nut.
In the foundation pit straight-channel excavation device, through the thrust action of the drilling hole and the hydraulic cylinder, although excavation of a foundation pit straight channel (groove) can be realized, the efficiency of the groove excavation is improved, however, in practical application, we find that certain optimizable parts still exist, such as:
due to the split design of drilling and pushing in the foundation pit straight-channel excavation device, the trench is excavated twice, the working efficiency is influenced, and the labor intensity is increased; meanwhile, the foundation pit straight-path excavation device is not convenient for cleaning excavated soil.
Based on this, we propose a trench excavation apparatus adjacent to a road.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the invention provides the trench digging equipment close to the road, which has the advantages of capability of digging the trench through one-time operation, high working efficiency and convenience for cleaning the dug soil.
(II) technical scheme
In order to achieve the purposes that the grooves can be dug through one-time operation, the working efficiency is high, and the dug soil is convenient to clean, the invention provides the following technical scheme: the utility model provides a road-adjacent ditch excavation equipment, includes two curb plates of relative setting in front of and behind, two link to each other through the connecting plate is fixed between the top of curb plate, two the bottom of curb plate opposite side all is provided with the removal wheel, two the activity is provided with the lifter plate from top to bottom between the curb plate, fixed bearing is fixed to be provided with on the lifter plate, fixed bearing's inner wall fixed connection has the sleeve, the interior movable plug of sleeve has the interior pole, fixed helical blade that is provided with on the outer wall of interior pole bottom, the top of interior pole is connected with the output shaft of second cylinder through the rotation joint rotation, second cylinder fixed mounting is at the top of connecting plate;
the sleeve is also fixedly provided with a first driven wheel, the outer wall of the first driven wheel is connected with a driving wheel through a first synchronous belt, and the driving wheel is rotatably arranged at the top of the lifting plate.
As a preferable technical scheme of the invention, the lifting plate is fixedly arranged at the bottom end of an output shaft of the first air cylinder, and the first air cylinder is fixedly arranged at the top of the connecting plate.
As a preferable technical scheme of the invention, the outer wall of the inner rod is uniformly provided with splines, the splines are slidably arranged in flower grooves, and the flower grooves are formed in the inner wall of the sleeve.
As a preferable technical scheme of the invention, the driving wheel is fixedly arranged at the top end of the driving shaft, the driving shaft is fixedly arranged at the top end of the output shaft of the driving motor, and the driving motor is fixedly arranged at the bottom of the lifting plate.
As a preferable technical scheme of the invention, the bottom of the lifting plate is fixedly provided with a conveying cylinder through a fixing frame, and the conveying cylinder is positioned at the left side of the inner rod and is obliquely arranged towards the inner rod;
the inside rotation of transport section of thick bamboo is provided with the conveying roller, the left side through connection at transport section of thick bamboo top has the discharge section of thick bamboo.
As a preferable technical scheme of the invention, a shovel plate is fixedly arranged at the bottom of the conveying cylinder.
As a preferable technical scheme of the invention, the top end of the conveying roller extends to the outside of the conveying cylinder and is connected with a vertical shaft through a universal joint, a second driven wheel is fixedly arranged at the top end of the vertical shaft, and the second driven wheel is connected with the driving wheel through a second synchronous belt.
As a preferable technical scheme of the invention, the bottom of the lifting plate is fixedly provided with two guide plates through a connecting rod, and the two guide plates are oppositely arranged and are respectively positioned at the front side and the rear side of the inner rod;
the opposite sides of the two guide plates are respectively provided with a guide slope.
As a preferable technical scheme of the invention, a bottom column is fixedly arranged on the left side of the bottom of the lifting plate, a top shaft is arranged at the bottom end of the bottom column, a mounting plate is fixedly arranged at the bottom end of the top shaft, two fixing seats are oppositely arranged on two sides of the bottom of the mounting plate, and a pressing wheel is rotatably arranged between the two fixing seats.
As a preferable technical scheme of the invention, the top end of the top shaft is fixedly provided with a movable plate, the movable plate is movably arranged in an inner groove, and the inner groove is arranged in a bottom column;
a spring is fixedly arranged between the movable plate and the inner top wall of the inner groove.
(III) beneficial effects
Compared with the prior art, the invention provides the trench excavation equipment adjacent to the road, which has the following beneficial effects:
1. this near road's slot excavation equipment, whole equipment is placed in the place that needs to dig the groove, control driving motor operation can interior pole and helical blade rotation through the transmission, control second cylinder operation can make interior pole and helical blade descend, through interior pole and helical blade's rotation and decline, can dig a vertical hole subaerial, however control whole equipment removes a section distance back and repeats above-mentioned operation, can dig a vertical hole subaerial again, circulate in proper order, can dig a row of vertical hole subaerial, thereby form the rudiment of groove, the convenience digs the groove under the inconvenient circumstances of digging of digger.
2. This near road's slot excavation equipment, control lifter plate decline can drive the transport section of thick bamboo and descend, transport section of thick bamboo decline is located the vertical hole that digs before, along with the removal of whole equipment, dig well before can getting through the shovel board of transport section of thick bamboo bottom and establish the vertical hole, can carry the soil of digging through the rotation of transport roller in the transport section of thick bamboo, make soil discharge from the discharge section of thick bamboo, prevent that the soil of digging from piling up in the slot, thereby, along with the removal of whole equipment, on the one hand can be spaced in the front dig the vertical hole, on the other hand also can directly dig through the vertical hole of digging, in order to form the slot.
3. This close to slot excavation equipment on road, the pinch roller is located the slot that gets through, along with the removal of whole equipment, the pinch roller also can roll in the slot to flatten, compaction soil in the slot, make the slot in more neat, clean, improve the effect of establishing of digging of slot.
Drawings
FIG. 1 is a schematic perspective view of the overall structure of the present invention;
FIG. 2 is a cross-sectional view of the overall structure of the present invention;
FIG. 3 is an enlarged schematic view of a sleeve portion of the present invention;
FIG. 4 is a cross-sectional view of a portion of a transfer drum of the present invention;
FIG. 5 is an enlarged schematic view of a guide plate portion of the present invention;
FIG. 6 is an enlarged schematic view of the invention at A in FIG. 2;
FIG. 7 is a cross-sectional view of a bottom pillar portion of the present invention;
FIG. 8 is a schematic view of the vertical hole digging state of the present invention;
fig. 9 is a schematic view of the vertical hole-through state of the present invention.
In the figure: 1. a side plate; 2. a connecting plate; 3. a moving wheel; 4. a lifting plate; 5. a first cylinder; 6. fixing a bearing; 7. a sleeve; 8. an inner rod; 9. a helical blade; 10. a rotary joint; 11. a second cylinder; 12. a first driven wheel; 13. a first synchronization belt; 14. a driving wheel; 15. a drive shaft; 16. a driving motor; 17. a second timing belt; 18. a second driven wheel; 19. a vertical axis; 20. positioning a bearing; 21. a universal joint; 22. a conveying roller; 23. a delivery cylinder; 24. a fixing frame; 25. a shovel plate; 26. a discharge cylinder; 27. a connecting rod; 28. a guide plate; 29. a guide slope; 30. a bottom post; 31. an inner tank; 32. a movable plate; 33. a spring; 34. a top shaft; 35. a mounting plate; 36. a fixing seat; 37. a pinch roller; 38. and (5) erecting holes.
Detailed Description
Embodiment one:
referring to fig. 1-3 and 6, a trench digging device for a road comprises two side plates 1 which are oppositely arranged in front of each other, wherein the tops of the two side plates 1 are fixedly connected through a connecting plate 2, and moving wheels 3 are arranged at the bottoms of opposite sides of the two side plates 1, and the moving wheels 3 facilitate the movement of the whole device, so that a trench is conveniently dug out on a moving path of the trench digging device;
a lifting plate 4 is movably arranged between the two side plates 1 up and down, in the embodiment, the up-and-down movement of the lifting plate 4 is realized by means of a first air cylinder 5, specifically, the lifting plate 4 is fixedly arranged at the bottom end of an output shaft of the first air cylinder 5, and the first air cylinder 5 is fixedly arranged at the top of the connecting plate 2, so that the output shaft of the first air cylinder 5 stretches out or retracts to drive the lifting plate 4 to move down or up;
in this embodiment, as shown in fig. 2 and 3, a fixed bearing 6 is fixedly arranged on the lifting plate 4, a sleeve 7 is fixedly connected to the inner wall of the fixed bearing 6, an inner rod 8 is movably inserted in the sleeve 7, in this embodiment, splines are uniformly arranged on the outer wall of the inner rod 8 and slidably arranged in flower grooves, the flower grooves are formed in the inner wall of the sleeve 7, and the inner rod 8 can move up and down in the sleeve 7 through the cooperation of the splines and the flower grooves, and meanwhile, the sleeve 7 can also always drive the inner rod 8 to rotate;
as shown in fig. 3, a helical blade 9 is fixedly arranged on the outer wall of the bottom of the inner rod 8, the top end of the inner rod 8 is rotationally connected with an output shaft of a second air cylinder 11 through a rotary joint 10, and the second air cylinder 11 is fixedly arranged at the top of the connecting plate 2, so that the output shaft of the second air cylinder 11 is controlled to extend or retract, and the inner rod 8 can be driven to move downwards or upwards through the rotary joint 10;
the sleeve 7 is fixedly provided with a first driven wheel 12, the outer wall of the first driven wheel 12 is connected with a driving wheel 14 through a first synchronous belt 13, the driving wheel 14 is rotatably arranged at the top of the lifting plate 4, specifically, the driving wheel 14 is fixedly arranged at the top end of a driving shaft 15, the driving shaft 15 is fixedly arranged at the top end of an output shaft of a driving motor 16, the driving motor 16 is fixedly arranged at the bottom of the lifting plate 4, the driving motor 16 can drive the driving wheel 14 to rotate through the driving shaft 15, and the driving wheel 14 can drive the first driven wheel 12 to rotate through the first synchronous belt 13 so as to drive the sleeve 7 to rotate;
when the device is used, the whole device is placed in a place where a groove is required to be dug, the driving motor 16 is controlled to operate, the inner rod 8 and the spiral blade 9 can rotate through transmission, the second air cylinder 11 is controlled to operate, the inner rod 8 and the spiral blade 9 can descend, a vertical hole 38 can be dug on the ground through the rotation and the descending of the inner rod 8 and the spiral blade 9, the operation is repeated after the whole device is controlled to move for a certain distance, a vertical hole 38 can be dug on the ground, the device is sequentially circulated, a row of vertical holes 38 can be dug on the ground, a rudiment of the groove is formed, and the groove is conveniently dug under the condition that the digger is inconvenient to dug.
Embodiment two:
referring to fig. 2, 4 and 9, on the basis of the first embodiment, a conveying cylinder 23 is fixedly mounted at the bottom of the lifting plate 4 through a fixing frame 24, the conveying cylinder 23 is positioned at the left side of the inner rod 8 and is inclined towards the inner rod 8, a conveying roller 22 is rotatably arranged in the conveying cylinder 23, a discharging cylinder 26 is connected at the left side of the top end of the conveying cylinder 23 in a penetrating manner, and a shovel plate 25 is fixedly mounted at the bottom of the conveying cylinder 23;
the lifting plate 4 is controlled to descend so as to drive the conveying cylinder 23 to descend, the conveying cylinder 23 descends to be positioned in the previously dug vertical hole 38, the shovel 25 at the bottom of the conveying cylinder 23 can be used for dredging the previously dug vertical hole 38 along with the movement of the whole equipment, as shown in fig. 9, the dug soil can be conveyed through the rotation of the conveying roller 22 in the conveying cylinder 23, the soil is discharged from the discharge cylinder 26, and the dug soil is prevented from accumulating in a groove, so that the vertical hole 38 can be punched at intervals in front along with the movement of the whole equipment, and the dug vertical hole 38 can be directly punched to form the groove;
the up-down position of the conveying cylinder 23 is controlled by the lifting plate 4, the up-down position of the inner rod 8 is controlled by the second cylinder 11, and when the output shaft of the second cylinder 11 is retracted during punching, the whole equipment is convenient to move, and when the output shaft of the second cylinder 11 is extended, the vertical hole 38 is convenient to punch.
In the embodiment, the top end of the conveying roller 22 extends to the outside of the conveying cylinder 23 and is connected with a vertical shaft 19 through a universal joint 21, the top end of the vertical shaft 19 is fixedly provided with a second driven wheel 18, and the second driven wheel 18 is connected with the driving wheel 14 through a second synchronous belt 17;
therefore, when the driving motor 16 runs and drives the driving wheel 14 to rotate through the driving shaft 15, the driving wheel 14 can also drive the second driven wheel 18 to rotate through the second synchronous belt 17, the second driven wheel 18 rotates and drives the vertical shaft 19 to rotate, and the vertical shaft 19 rotates and can drive the conveying roller 22 to rotate through the universal joint 21, so that the purpose that the conveying roller 22 and the inner rod 8 can synchronously rotate is achieved, and the use of a driving device is saved;
in this embodiment, the outer wall of the vertical shaft 19 is fixedly connected with a positioning bearing 20, the positioning bearing 20 is fixedly arranged on the lifting plate 4, and by the arrangement of the positioning bearing 20, the position of the vertical shaft 19 can be fixed, and the rotation of the vertical shaft 19 can be more stable.
Embodiment III:
referring to fig. 2, 5 and 7, on the basis of the first and second embodiments, two guide plates 28 are fixedly arranged at the bottom of the lifting plate 4 through a connecting rod 27 in the first embodiment, as shown in fig. 5, the two guide plates 28 are oppositely arranged and are respectively positioned at the front and rear sides of the inner rod 8, and in addition, guide slope surfaces 29 are formed at opposite sides of the two guide plates 28;
soil that digs out when can punching helical blade 9 through guide board 28 blocks, makes soil stay in the side of entrance to a cave, and is follow-up, when moving along with whole equipment, through the setting of guide slope 29, can push back the soil of entrance to a cave side in perpendicular hole 38 again, and because the soil in the perpendicular hole 38 is loose this moment, so can very light by shovel board 25 scooping up, by conveying roller 22 transport to, can effectually guarantee the cleanness of slot both sides, prevent that the slot both sides from piling up a large amount of soil still need clear up once more.
In the embodiment, a bottom post 30 is fixedly mounted on the left side of the bottom of the lifting plate 4, a top shaft 34 is arranged at the bottom end of the bottom post 30, a mounting plate 35 is fixedly mounted at the bottom end of the top shaft 34, two fixing seats 36 are oppositely arranged on two sides of the bottom of the mounting plate 35, and a pinch roller 37 is rotatably arranged between the two fixing seats 36;
following the downward movement of the lifting plate 4, the pressing wheel 37 is also positioned in the communicated groove, and along with the movement of the whole equipment, the pressing wheel 37 can roll in the groove to flatten and compact soil in the groove, so that the groove is more neat and clean, and the digging effect of the groove is improved.
As shown in fig. 7, a movable plate 32 is fixedly mounted at the top end of the top shaft 34, the movable plate 32 is movably arranged in the inner groove 31, the inner groove 31 is arranged in the bottom post 30, and a spring 33 is fixedly arranged between the movable plate 32 and the inner top wall of the inner groove 31;
through the setting of fly leaf 32 and spring 33, can make pinch roller 37 and mounting panel 35 can upwards remove compression spring 33 to the degree of depth of self-adaptation slot reaches better flattening effect.
Claims (10)
1. The utility model provides a road-adjacent slot excavation equipment, includes two curb plates (1) of relative setting in tandem, two link to each other through connecting plate (2) are fixed between the top of curb plate (1), two the bottom of curb plate (1) one side of being on the back all is provided with removes wheel (3), its characterized in that: a lifting plate (4) is movably arranged between the two side plates (1) up and down, a fixed bearing (6) is fixedly arranged on the lifting plate (4), a sleeve (7) is fixedly connected to the inner wall of the fixed bearing (6), an inner rod (8) is movably inserted into the sleeve (7), a helical blade (9) is fixedly arranged on the outer wall of the bottom of the inner rod (8), the top end of the inner rod (8) is rotatably connected with an output shaft of a second air cylinder (11) through a rotary joint (10), and the second air cylinder (11) is fixedly arranged at the top of the connecting plate (2);
the sleeve (7) is fixedly provided with a first driven wheel (12), the outer wall of the first driven wheel (12) is connected with a driving wheel (14) through a first synchronous belt (13), and the driving wheel (14) is rotatably arranged at the top of the lifting plate (4).
2. A trench digging apparatus adjacent to a road as defined in claim 1 wherein: the lifting plate (4) is fixedly arranged at the bottom end of an output shaft of the first air cylinder (5), and the first air cylinder (5) is fixedly arranged at the top of the connecting plate (2).
3. A trench digging apparatus adjacent to a road as defined in claim 1 wherein: the outer wall of the inner rod (8) is uniformly provided with splines, the splines are slidably arranged in flower grooves, and the flower grooves are formed in the inner wall of the sleeve (7).
4. A trench digging apparatus adjacent to a road as defined in claim 1 wherein: the driving wheel (14) is fixedly arranged at the top end of the driving shaft (15), the driving shaft (15) is fixedly arranged at the top end of an output shaft of the driving motor (16), and the driving motor (16) is fixedly arranged at the bottom of the lifting plate (4).
5. A trench digging apparatus adjacent to a road as defined in claim 1 wherein: the bottom of the lifting plate (4) is fixedly provided with a conveying cylinder (23) through a fixing frame (24), and the conveying cylinder (23) is positioned on the left side of the inner rod (8) and is obliquely arranged towards the inner rod (8);
the inside rotation of transport section of thick bamboo (23) is provided with conveying roller (22), the left side on transport section of thick bamboo (23) top link up and is connected with discharge section of thick bamboo (26).
6. A trench digging apparatus adjacent to a road as defined in claim 5 wherein: the bottom of the conveying cylinder (23) is also fixedly provided with a shovel plate (25).
7. A trench digging apparatus adjacent to a road as defined in claim 5 wherein: the top end of the conveying roller (22) extends to the outside of the conveying cylinder (23) and is connected with a vertical shaft (19) through a universal joint (21), a second driven wheel (18) is fixedly arranged at the top end of the vertical shaft (19), and the second driven wheel (18) is connected with the driving wheel (14) through a second synchronous belt (17).
8. A trench digging apparatus adjacent to a road as defined in claim 5 wherein: the bottom of the lifting plate (4) is fixedly provided with two guide plates (28) through a connecting rod (27), and the two guide plates (28) are oppositely arranged and are respectively positioned at the front side and the rear side of the inner rod (8);
the opposite sides of the two guide plates (28) are respectively provided with a guide slope (29).
9. A trench digging apparatus adjacent to a road according to claim 1 or 5 or 8 wherein: the left side of lifter plate (4) bottom still fixed mounting has foundation (30), the bottom of foundation (30) is provided with jackshaft (34), the bottom fixed mounting of jackshaft (34) has mounting panel (35), the both sides of mounting panel (35) bottom are provided with two fixing bases (36) relatively, two rotate between fixing bases (36) and be provided with pinch roller (37).
10. A trench digging apparatus adjacent to a road as defined in claim 9 wherein: a movable plate (32) is fixedly arranged at the top end of the top shaft (34), the movable plate (32) is movably arranged in an inner groove (31), and the inner groove (31) is arranged in the bottom column (30);
a spring (33) is fixedly arranged between the movable plate (32) and the inner top wall of the inner groove (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310977717.0A CN116971434A (en) | 2023-08-04 | 2023-08-04 | Trench excavation equipment close to road |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310977717.0A CN116971434A (en) | 2023-08-04 | 2023-08-04 | Trench excavation equipment close to road |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116971434A true CN116971434A (en) | 2023-10-31 |
Family
ID=88477897
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310977717.0A Pending CN116971434A (en) | 2023-08-04 | 2023-08-04 | Trench excavation equipment close to road |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116971434A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117248582A (en) * | 2023-11-20 | 2023-12-19 | 江苏恒棠建筑科技有限公司 | Building engineering construction device of cutting out |
-
2023
- 2023-08-04 CN CN202310977717.0A patent/CN116971434A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117248582A (en) * | 2023-11-20 | 2023-12-19 | 江苏恒棠建筑科技有限公司 | Building engineering construction device of cutting out |
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