CN214614274U - Hydraulic engineering is with digging ditch device - Google Patents
Hydraulic engineering is with digging ditch device Download PDFInfo
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- CN214614274U CN214614274U CN202120103290.8U CN202120103290U CN214614274U CN 214614274 U CN214614274 U CN 214614274U CN 202120103290 U CN202120103290 U CN 202120103290U CN 214614274 U CN214614274 U CN 214614274U
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Abstract
The utility model relates to the technical field of hydraulic engineering, in particular to a canal digging device for hydraulic engineering, which comprises a transverse plate, wherein the front part and the rear part of the bottom end of the transverse plate are fixedly connected with a first connecting plate, the bottom end of the transverse plate is provided with an electric push rod, the bottom end of the electric push rod is fixedly connected with a supporting plate, the front part and the rear part of the bottom end of the supporting plate are fixedly connected with a second connecting plate, the inner wall of each sliding chute is provided with a sliding block in a sliding fit manner, the opposite ends of each sliding block are fixedly connected with the front end and the rear end of the supporting plate respectively, the rear end of the second connecting plate positioned at the front part is rotatably connected with a first rotating shaft, the circumferential outer wall of the first rotating shaft is fixedly connected with a plurality of arc plates, and the rear end of the first rotating shaft penetrates through the second connecting plate at the rear part and a first placing box and extends to the inside of the first placing box and is rotatably matched with the second connecting plate and the first placing box, thereby realizing automatic canal digging, reduce manpower work, and then improve work efficiency's effect.
Description
Technical Field
The utility model relates to a hydraulic engineering technical field specifically is a hydraulic engineering is with digging ditch device.
Background
As is well known, hydraulic engineering is an engineering built for controlling and allocating surface water and underground water in the nature to achieve the purpose of removing harm and benefiting, also called water engineering, water is a valuable resource essential for human production and life, but the naturally existing state of water does not completely meet the needs of human beings, and water flow can be controlled only by building the hydraulic engineering to prevent flood disasters and adjust and distribute water quantity to meet the needs of water resources in human life and production.
The existing channel digging mode is generally a traditional manual channel digging mode, manual use is high, and work efficiency is low.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Not enough to prior art, the utility model provides an automatic dig canal reduces manpower work, and then improves work efficiency's hydraulic engineering is with digging canal device.
(II) technical scheme
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a hydraulic engineering is with device of digging canal, includes the diaphragm, the equal fixedly connected with first connecting plate in bottom front portion and the rear portion of diaphragm to electric putter is installed to the bottom of diaphragm, electric putter's bottom fixedly connected with backup pad, the equal fixedly connected with second connecting plate in bottom front portion and the rear portion of backup pad, each the spout has all been seted up to the looks remote site of first connecting plate, each the equal sliding fit of inner wall of spout has the slider, each the looks remote site of slider respectively with the front end and the rear end fixed connection of backup pad, be located the front the rear end of second connecting plate rotates and is connected with first axis of rotation, the circumference outer wall fixedly connected with of first axis of rotation has a plurality of arcs to the rear end fixedly connected with of the second connecting plate that is located the rear portion places the case, and the rear end of first axis of rotation run through the second connecting plate at rear portion with first place the case and extend to the inside of first case and place the case with second connecting plate and first place the case The rear end of the first rotating shaft is fixedly connected with a first bevel gear, the circumferential outer wall of the first bevel gear is meshed with a second bevel gear, the top end of the second bevel gear is fixedly connected with a second rotating shaft, the rear end of the top end of the supporting plate is fixedly connected with a second placing box, the second rotating shaft penetrates through the first placing box and the supporting plate, extends into the second placing box and is in rotating fit with the first placing box and the supporting plate, the top end of the inner wall of the second placing box is provided with a first motor, the output end of the first motor is fixedly connected with the top end of the second rotating shaft, the bottom of the right end of each first connecting plate is fixedly connected with a bottom plate, the front part and the rear part of the top end of the bottom plate are fixedly connected with fixed plates, the left end of each fixed plate is fixedly connected with the right end of the corresponding first connecting plate, and the right part of the opposite end of each fixed plate is fixedly connected with a third connecting plate, the bottom end of the third connecting plate is fixedly connected with the top end of the bottom plate, the front end of the fixed plate positioned in the front part is fixedly connected with a placing plate, the top end of the placing plate is provided with a second motor, the output end of the second motor is fixedly connected with a third rotating shaft, the rear end of the third rotating shaft penetrates through the fixed plate in the front part and is rotatably connected with the front end of the fixed plate in the rear part, the circumferential outer wall of the third rotating shaft is fixedly connected with a first connecting column, the right part of the opposite end of each first connecting plate is rotatably connected with a fourth rotating shaft, the circumferential outer wall of the fourth rotating shaft is fixedly connected with a second connecting column, the circumferential outer wall of the first connecting column is in transmission connection with the circumferential outer wall of the second connecting column through a belt, the outer side wall of the belt is fixedly connected with a plurality of fixed blocks, and one end of each fixed block, which is far away from the belt, is fixedly connected with a conical accommodating box, the top end of the bottom plate is fixedly connected with a fixed box, and a soil conveying device is arranged inside the fixed box.
Preferably, the soil conveying device comprises a packing auger, the front end and the rear end of the inner wall of the fixed box are both fixedly connected with a guide plate, and the left end of the inner wall of the fixed box is fixedly connected with a connecting pipe, the right end of the connecting pipe penetrates through the fixed box and the third connecting plate and extends to the outside and is fixedly connected with the fixed box and the third connecting plate, and the upper part of the connecting pipe is provided with a fixing hole which is communicated up and down, one side of each guide plate opposite to each other is fixedly connected with the inner wall of the fixing hole, the middle part of the circumferential outer wall of the connecting pipe is provided with a discharge valve, a rotating through hole is arranged at the lower part of the left end of the fixed box, a supporting block is fixedly connected at the top end of the bottom plate, the top end of the supporting block is provided with a third motor, the output end of the third motor is fixedly connected with the left end of the packing auger, and the right end of the packing auger penetrates through the rotating through hole, extends to the inside of the connecting pipe and is rotatably connected with the rotating through hole.
Preferably, the bearing is installed to the inner wall of rotation through-hole, the inner wall of bearing with the circumference outer wall fixed connection of auger.
Preferably, the inner wall right part fixedly connected with riser of connecting pipe, the left end of riser with the right-hand member of auger rotates to be connected.
Preferably, the right end of the third connecting plate is fixedly connected with a handle.
Preferably, the outer side wall of the handle is provided with anti-slip lines.
Preferably, the bottom end of each first connecting plate and the bottom end of the bottom plate are fixedly connected with rollers.
(III) advantageous effects
Compared with the prior art, the utility model provides a hydraulic engineering is with digging ditch device possesses following beneficial effect: the electric push rod and the first motor are opened by a user, the electric push rod drives the support plate to move longitudinally, the support plate drives the second connecting plate to move longitudinally, the second connecting plate drives the arc plate, the first rotating shaft moves longitudinally, the second rotating shaft is driven by the output end of the first motor to rotate, the second rotating shaft drives the second bevel gear to rotate, the second bevel gear drives the first bevel gear to rotate, the first bevel gear drives the first rotating shaft to rotate, the first rotating shaft drives the arc plate to rotate, and further a ditch is dug on the ground, the second motor is opened by the user, the output end of the second motor drives the third rotating shaft to rotate, the third rotating shaft drives the first connecting column to rotate, the first connecting column drives the second connecting column and the fourth rotating shaft to rotate through a belt, the belt drives the fixing block and the conical containing box to rotate, and through the matching of the arc plate and the conical containing box, and then transport soil to in the fixed box to reach automatic ditch of digging, reduced manpower work, and then improved work efficiency's effect.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a portion of the enlarged structure of FIG. 1;
fig. 3 is a schematic diagram of a right-view cross-sectional structure of the middle cross plate, the first motor and the first rotating shaft of the present invention;
FIG. 4 is a schematic diagram of the left-side cross-sectional structure of the middle fixing box, the guide plate and the connecting pipe of the present invention;
fig. 5 is a schematic view of the overlooking structure of the middle cross plate, the belt and the third motor of the present invention.
In the figure: 1. a transverse plate; 2. a first connecting plate; 3. an electric push rod; 4. a support plate; 5. a second connecting plate; 6. a slider; 7. a first rotating shaft; 8. an arc-shaped plate; 9. a first holding box; 10. a first bevel gear; 11. a second bevel gear; 12. a second rotating shaft; 13. a second holding box; 14. a first motor; 15. a base plate; 16. a fixing plate; 17. a third connecting plate; 18. placing the plate; 19. a second motor; 20. a third rotating shaft; 21. a first connecting column; 22. a fourth rotating shaft; 23. a second connecting column; 24. A belt; 25. a fixed block; 26. a tapered containment box; 27. a fixed box; 28. a packing auger; 29. a baffle; 30. a connecting pipe; 31. a discharge valve; 32. a support block; 33. a third motor; 34. a bearing; 35. A vertical plate; 36. a handle; 37. and a roller.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Examples
Please refer to fig. 1-5, the utility model relates to a hydraulic engineering is with digging ditch device, including diaphragm 1, diaphragm 1's the equal fixedly connected with first connecting plate 2 in bottom front portion and rear portion, and electric putter 3 is installed to diaphragm 1's bottom, electric putter 3's bottom fixedly connected with backup pad 4, the equal fixedly connected with second connecting plate 5 in bottom front portion and rear portion of backup pad 4, the spout has all been seted up to each first connecting plate 2's looks remote site, the equal sliding fit of inner wall of each spout has slider 6, the looks remote site of each slider 6 respectively with the front end and the rear end fixed connection of backup pad 4, the rear end rotation that is located anterior second connecting plate 5 is connected with first rotation axis 7, the circumference outer wall fixedly connected with a plurality of arcs 8 of first rotation axis 7, and the first case 9 of placing of the rear end fixed connection that is located second connecting plate 5 at rear portion, and the rear end of first rotation axis 7 run through the second connecting plate 5 and the first case 9 of placing at rear portion and extend to the case 9 that places The inner part of the first placing box 9 is in running fit with the second connecting plate 5 and the first placing box 9, the rear end of the first rotating shaft 7 is fixedly connected with a first bevel gear 10, the circumferential outer wall of the first bevel gear 10 is engaged with a second bevel gear 11, the top end of the second bevel gear 11 is fixedly connected with a second rotating shaft 12, the rear part of the top end of the supporting plate 4 is fixedly connected with a second placing box 13, the second rotating shaft 12 penetrates through the first placing box 9 and the supporting plate 4 and extends to the inner part of the second placing box 13 and is in running fit with the first placing box 9 and the supporting plate 4, the top end of the inner wall of the second placing box 13 is provided with a first motor 14, the output end of the first motor 14 is fixedly connected with the top end of the second rotating shaft 12, the bottom of the right end of each first connecting plate 2 is fixedly connected with a bottom plate 15, the front part and the rear part of the bottom plate 15 are fixedly connected with fixing plates 16, the left end of each fixing plate 16 is fixedly connected with the right end of the corresponding first connecting plate 2, and the right part of the opposite end of each fixed plate 16 is fixedly connected with a third connecting plate 17, the bottom end of the third connecting plate 17 is fixedly connected with the top end of the bottom plate 15, the front end of the fixed plate 16 positioned in the front part is fixedly connected with a placing plate 18, the top end of the placing plate 18 is provided with a second motor 19, the second motor 19 is a speed reducing motor, the output end of the second motor 19 is fixedly connected with a third rotating shaft 20, the rear end of the third rotating shaft 20 penetrates through the fixed plate 16 in the front part and is rotatably connected with the front end of the fixed plate 16 in the rear part, the circumferential outer wall of the third rotating shaft 20 is fixedly connected with a first connecting column 21, the right part of the opposite end of each first connecting plate 2 is rotatably connected with a fourth rotating shaft 22, the circumferential outer wall of the fourth rotating shaft 22 is fixedly connected with a second connecting column 23, the circumferential outer wall of the first connecting column 21 is in transmission connection with the circumferential outer wall of the second connecting column 23 through a belt 24, a plurality of fixed blocks 25 of lateral wall fixedly connected with of belt 24, the equal fixedly connected with toper of one end that belt 24 was kept away from to each fixed block 25 holds box 26, the top fixedly connected with of bottom plate 15 solid fixed box 27, the inside of solid fixed box 27 is provided with the device that send soil.
Further, the soil conveying device comprises an auger 28, the front end and the rear end of the inner wall of the fixed box 27 are fixedly connected with guide plates 29, the left end of the inner wall of the fixed box 27 is fixedly connected with a connecting pipe 30, the right end of the connecting pipe 30 penetrates through the fixed box 27 and the third connecting plate 17 and extends to the outside and is fixedly connected with the fixed box 27 and the third connecting plate 17, the upper part of the connecting pipe 30 is provided with a fixing hole which is penetrated up and down, the opposite side of each guide plate 29 is fixedly connected with the inner wall of the fixing hole, the middle part of the circumferential outer wall of the connecting pipe 30 is provided with a discharge valve 31, the lower part of the left end of the fixed box 27 is provided with a rotating through hole, the top end of the bottom plate 15 is fixedly connected with a supporting block 32, the top end of the supporting block 32 is provided with a third motor 33, the third motor 33 is a speed reducing motor, the output end of the third motor 33 is fixedly connected with the left end of the auger 28, and the right end of the auger 28 penetrates through the rotating through hole and extends to the inside of the connecting pipe 30 and is rotatably connected with the rotating through hole, open third motor 33 through the user, the output of third motor 33 drives auger 28 and rotates, soil passes through the inside of guide plate 29 inflow connecting pipe 30, open relief valve 31 through the user, and then can carry soil to the outside, thereby reached the effect that convenient to use person cleared up the inside soil of fixed box 27, bearing 34 is installed to the inner wall of rotation through-hole, the inner wall of bearing 34 and auger 28's circumference outer wall fixed connection, the rotation rate through bearing 34 multiplicable auger 28, the inner wall right part fixedly connected with riser 35 of connecting pipe 30, the left end of riser 35 is rotated with auger 28's right-hand member and is connected, stability through riser 35 multiplicable auger 28.
Furthermore, the right end of the third connecting plate 17 is fixedly connected with a handle 36, the user can conveniently push the channel digging device through the handle 36, the outer side wall of the handle 36 is provided with anti-slip lines, the phenomenon that the handle 36 falls off in the hand of the user can be reduced through the anti-slip lines, the bottom ends of the first connecting plates 2 and the bottom end of the bottom plate 15 are fixedly connected with rollers 37, and the channel digging device can be conveniently moved by the user through the rollers 37; the electric push rod 3 and the first motor 14 are opened by a user, the electric push rod 3 drives the support plate 4 to move longitudinally, the support plate 4 drives the second connecting plate 5 to move longitudinally, the second connecting plate 5 drives the arc-shaped plate 8 and the first rotating shaft 7 to move longitudinally, the output end of the first motor 14 drives the second rotating shaft 12 to rotate, the second rotating shaft 12 drives the second bevel gear 11 to rotate, the second bevel gear 11 drives the first bevel gear 10 to rotate, the first bevel gear 10 drives the first rotating shaft 7 to rotate, the first rotating shaft 7 drives the arc-shaped plate 8 to rotate, a ditch is dug on the ground, the second motor 19 is opened by the user, the output end of the second motor 19 drives the third rotating shaft 20 to rotate, the third rotating shaft 20 drives the first connecting column 21 to rotate, and the first connecting column 21 drives the second connecting column 23 and the fourth rotating shaft 22 to rotate through the belt 24, belt 24 drives fixed block 25 and toper and holds box 26 and rotate, holds the cooperation of box 26 through arc 8 and toper, and then transports soil to fixed box 27 in to reached automatic ditch, reduced manpower work, and then improved work efficiency's effect.
To sum up, the working principle and working process of the canal digging device for hydraulic engineering are that, when in use, firstly, a user opens the electric push rod 3 and the first motor 14, the electric push rod 3 drives the support plate 4 to move longitudinally, the support plate 4 drives the second connecting plate 5 to move longitudinally, the second connecting plate 5 drives the arc plate 8 and the first rotating shaft 7 to move longitudinally, the output end of the first motor 14 drives the second rotating shaft 12 to rotate, the second rotating shaft 12 drives the second bevel gear 11 to rotate, the second bevel gear 11 drives the first bevel gear 10 to rotate, the first bevel gear 10 drives the first rotating shaft 7 to rotate, the first rotating shaft 7 drives the arc plate 8 to rotate, and then a canal is dug on the ground, then the user opens the second motor 19, the output end of the second motor 19 drives the third rotating shaft 20 to rotate, the third rotating shaft 20 drives the first connecting column 21 to rotate, the first connecting column 21 drives the second connecting column 23 and the fourth rotating shaft 22 to rotate through the belt 24, the belt 24 drives the fixing block 25 and the conical containing box 26 to rotate, the arc-shaped plate 8 turns up soil, the conical containing box 26 collects the soil and conveys the soil into the fixing box 27, when the soil in the fixing box 27 overflows, a user opens the discharge valve 31, then the user opens the third motor 33, and the output end of the third motor 33 drives the packing auger 28 to rotate, so that the soil is conveyed to the outside; by selecting the first motor 14 with the model number of Y90S-2 and the second motor 19 and the third motor 33 with the model number of 8205A, the first motor 14, the second motor 19 and the third motor 33 are all known devices which are directly purchased from the market and are well known to those skilled in the art, and herein we only use them, and do not improve them in structure and function, and we do not describe here in detail, and the first motor 14, the second motor 19 and the third motor 33 are all provided with control switches which are matched with them, and the installation positions of the control switches are selected according to the actual use requirements, so that the operators can conveniently perform operation control.
The model of the electric push rod 3 is ANT-52, the electric push rod 3 is a known device directly purchased from the market and used by people in the field, and structural and functional improvements are not performed on the electric push rod 3, and detailed description is omitted here, and the electric push rod 3 is provided with a control switch matched with the electric push rod, and the installation position of the control switch is selected according to actual use requirements, so that an operator can conveniently perform operation control.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a hydraulic engineering is with device of digging canal, includes diaphragm (1), its characterized in that: the front and the rear parts of the bottom end of the transverse plate (1) are fixedly connected with first connecting plates (2), electric push rods (3) are mounted at the bottom end of the transverse plate (1), a supporting plate (4) is fixedly connected at the bottom end of the electric push rods (3), second connecting plates (5) are fixedly connected at the front and the rear parts of the bottom end of the supporting plate (4), sliding grooves are formed in opposite ends of the first connecting plates (2), sliding blocks (6) are matched with the inner walls of the sliding grooves in a sliding mode, opposite ends of the sliding blocks (6) are fixedly connected with the front end and the rear end of the supporting plate (4), a first rotating shaft (7) is rotatably connected at the rear end of the second connecting plate (5) positioned at the front part, a plurality of arc-shaped plates (8) are fixedly connected with the outer circumferential wall of the first rotating shaft (7), and a first placing box (9) is fixedly connected at the rear end of the second connecting plate (5) positioned at the rear part, and the rear end of the first rotating shaft (7) penetrates through the second connecting plate (5) at the rear part and the first placing box (9) and extends to the inside of the first placing box (9) and is in running fit with the second connecting plate (5) and the first placing box (9), the rear end of the first rotating shaft (7) is fixedly connected with a first bevel gear (10), the circumferential outer wall of the first bevel gear (10) is meshed with a second bevel gear (11), the top end of the second bevel gear (11) is fixedly connected with a second rotating shaft (12), the rear end of the top end of the supporting plate (4) is fixedly connected with a second placing box (13), the second rotating shaft (12) penetrates through the first placing box (9) and the supporting plate (4) and extends to the inside of the second placing box (13) and is in running fit with the first placing box (9) and the supporting plate (4), and the top end of the inner wall of the second placing box (13) is provided with a first motor (14), the output end of the first motor (14) is fixedly connected with the top end of the second rotating shaft (12), the bottom of the right end of each first connecting plate (2) is fixedly connected with a bottom plate (15), the front portion and the rear portion of the top end of each bottom plate (15) are fixedly connected with fixing plates (16), the left end of each fixing plate (16) is fixedly connected with the right end of the corresponding first connecting plate (2), the right portion of the opposite end of each fixing plate (16) is fixedly connected with a third connecting plate (17), the bottom end of each third connecting plate (17) is fixedly connected with the top end of each bottom plate (15), a placing plate (18) is fixedly connected with the front end of the front fixing plate (16), a second motor (19) is installed at the top end of the placing plate (18), the output end of the second motor (19) is fixedly connected with a third rotating shaft (20), and the rear end of the third rotating shaft (20) penetrates through the front fixing plate (16) and rotates with the front end of the rear fixing plate (16) Move the connection to the first spliced pole of circumference outer wall fixedly connected with (21) of third axis of rotation (20), each the relative end right part of first spliced pole (2) is rotated and is connected with fourth axis of rotation (22), circumference outer wall fixedly connected with second spliced pole (23) of fourth axis of rotation (22), the circumference outer wall of first spliced pole (21) with the circumference outer wall of second spliced pole (23) passes through belt (24) transmission and is connected, a plurality of fixed blocks of lateral wall fixedly connected with (25) of belt (24), each the equal fixedly connected with toper of one end that belt (24) were kept away from in fixed block (25) holds box (26), the top fixedly connected with of bottom plate (15) fixes case (27), the inside of fixed case (27) is provided with the device of sending soil.
2. The trenching apparatus of claim 1, wherein: the soil conveying device comprises a packing auger (28), the front end of the inner wall of the fixed box (27) and the rear end of the fixed box are fixedly connected with a guide plate (29), a connecting pipe (30) is fixedly connected with the left end of the inner wall of the fixed box (27), the right end of the connecting pipe (30) penetrates through the fixed box (27) and the third connecting plate (17) and extends to the outside and is fixedly connected with the fixed box (27) and the third connecting plate (17), a fixing hole which is penetrated up from top to bottom is formed in the upper part of the connecting pipe (30), one side of the guide plate (29) which is back to the back is fixedly connected with the inner wall of the fixing hole, a discharge valve (31) is arranged in the middle of the outer wall of the circumference of the connecting pipe (30), a rotating through hole is formed in the lower part of the left end of the fixed box (27), a supporting block (32) is fixedly connected with the top end of the bottom plate (15), and a third motor (33) is arranged on the top end of the supporting block (32), the output end of the third motor (33) is fixedly connected with the left end of the packing auger (28), and the right end of the packing auger (28) penetrates through the rotating through hole, extends to the inside of the connecting pipe (30) and is rotatably connected with the rotating through hole.
3. The trenching apparatus of claim 2, wherein: the inner wall of the rotating through hole is provided with a bearing (34), and the inner wall of the bearing (34) is fixedly connected with the circumferential outer wall of the packing auger (28).
4. The trenching apparatus of claim 3, wherein: the inner wall right part fixedly connected with riser (35) of connecting pipe (30), the left end of riser (35) with the right-hand member of auger (28) rotates and is connected.
5. The trenching apparatus of claim 4, wherein: the right end of the third connecting plate (17) is fixedly connected with a handle (36).
6. The trenching apparatus of claim 5, wherein: the outer side wall of the handle (36) is provided with anti-slip lines.
7. The trenching apparatus of claim 6, wherein: the bottom end of each first connecting plate (2) and the bottom end of the bottom plate (15) are fixedly connected with rollers (37).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120103290.8U CN214614274U (en) | 2021-01-14 | 2021-01-14 | Hydraulic engineering is with digging ditch device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120103290.8U CN214614274U (en) | 2021-01-14 | 2021-01-14 | Hydraulic engineering is with digging ditch device |
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| CN214614274U true CN214614274U (en) | 2021-11-05 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114457862A (en) * | 2022-02-25 | 2022-05-10 | 中铁二局集团建筑有限公司 | Ditch excavating equipment for construction |
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2021
- 2021-01-14 CN CN202120103290.8U patent/CN214614274U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114457862A (en) * | 2022-02-25 | 2022-05-10 | 中铁二局集团建筑有限公司 | Ditch excavating equipment for construction |
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