CN215218092U - On-spot supervision sampling device that fetches earth of highway engineering - Google Patents
On-spot supervision sampling device that fetches earth of highway engineering Download PDFInfo
- Publication number
- CN215218092U CN215218092U CN202120233666.7U CN202120233666U CN215218092U CN 215218092 U CN215218092 U CN 215218092U CN 202120233666 U CN202120233666 U CN 202120233666U CN 215218092 U CN215218092 U CN 215218092U
- Authority
- CN
- China
- Prior art keywords
- screw rod
- sampling device
- locking
- rod
- backup pad
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Sampling And Sample Adjustment (AREA)
Abstract
The utility model relates to a sampling device that fetches earth is managed at highway engineering scene, relates to the field of construction, and it includes the mount and installs the device that fetches earth on the mount, install the backup pad on the lateral wall of mount back to the back of the body one side, install the adjusting part in two the backup pads, the adjusting part includes the extensible member that is used for supporting the mount, is used for driving the extensible member flexible driving piece, is used for connecting the driving medium of extensible member and driving piece; the mounting groove has been seted up to the level on the lateral wall of backup pad, the extensible member is including wearing to establish the screw rod in the mounting groove, the one end of screw rod extends to the outside of backup pad, the screw rod can slide along the mounting groove. This application has the effect that improves sampling device stability.
Description
Technical Field
The application relates to the field of building construction, in particular to a highway engineering field supervision and soil sampling device.
Background
At present, a soil sampler is used for lifting undisturbed soil of lower layer test soil, and the original soil is taken at a deeper position sometimes in order to know more properties of a base layer. The cutting ring of the soil sampler is drilled into the soil to the required depth, then the soil sampler is pulled out, then the cutting ring and the semi-cylinder are disassembled, the scraper is used for scraping and leveling the redundant soil at the two ends of the soil sampler, and the soil in the cutting ring can be used as a test pattern.
The related art can refer to Chinese patent with publication number CN211292100U, which discloses a sampling device for monitoring and taking soil on the road engineering site, comprising a supporting seat, a sliding seat connected with the opening of the supporting seat in a sliding way along the vertical direction, a cylinder body of a hydraulic cylinder fixed on the supporting seat, a piston rod end part of the hydraulic cylinder connected with the top of the sliding seat, a connecting rod connected with the sliding seat in a rotating way, a fixed rod connected with the end part of the connecting rod in a disassembling way, a spiral ring fixed on the outside of the fixed rod, a servo motor fixed on the top of the sliding seat for driving the connecting rod to rotate, a conical head integrally formed with the fixed rod at the end part of the fixed rod, a bearing plate connected with the supporting seat in a disassembling way, a receiving box fixed on the bearing plate in a welding way, the receiving box located on the outside of the fixed rod and the spiral ring, two horizontal plate parts integrally formed with the supporting seat at the bottom of the supporting seat, notches are respectively arranged in the two horizontal plate parts.
With respect to the related art in the above, the inventors consider that: when the device needs to be used on soft soil, the horizontal plate part can sink, and the soil sampling device cannot be well placed on the ground, so that the stability of the sampling device is low.
SUMMERY OF THE UTILITY MODEL
In order to improve sampling device's stability, this application provides highway engineering on-the-spot supervision sampling device that fetches earth.
The application provides a highway engineering on-spot supervision sampling device that fetches earth adopts following technical scheme:
the highway engineering site supervision soil sampling device comprises a fixed frame and a soil sampling device arranged on the fixed frame, wherein supporting plates are arranged on the side wall of one side of the fixed frame opposite to the side wall of the fixed frame, adjusting assemblies are arranged in the two supporting plates, and each adjusting assembly comprises a telescopic piece for supporting the fixed frame, a driving piece for driving the telescopic piece to stretch and a transmission piece for connecting the telescopic piece and the driving piece; the mounting groove has been seted up to the level on the lateral wall of backup pad, the extensible member is including wearing to establish the screw rod in the mounting groove, the one end of screw rod extends to the outside of backup pad, the screw rod can slide along the mounting groove.
Through adopting above-mentioned technical scheme, when needs install sampling device subaerial, at first start the driving piece, the driving piece passes through the driving medium and drives the screw rod and remove towards the one side of keeping away from the backup pad, according to the length that stretches out in the soil property adjusting screw on ground follow mounting groove to the area of contact on increase backup pad and ground can carry out better support to sampling device, has improved sampling device's stability.
Preferably, two the inside of backup pad all forms has the chamber of placing that link up mutually with the mounting groove, the driving piece includes vertical wearing to establish in the backup pad up end and extend to the bull stick of placing the intracavity, the bull stick passes through driving medium drive screw and slides along the mounting groove.
Through adopting above-mentioned technical scheme, when needs stretch out the screw rod from the mounting groove, only need rotate the bull stick, the bull stick passes through the driving medium and drives the screw rod and remove in the mounting groove, can realize that the screw rod stretches out from the mounting groove.
Preferably, the transmission part comprises a threaded cylinder which is rotatably installed in the placement cavity and is horizontally arranged, a first bevel gear fixedly sleeved on the threaded cylinder, and a second bevel gear fixedly sleeved on the rotating rod and meshed with the first bevel gear, the threaded cylinder is the same as the axis of the screw rod, and one end of the screw rod is inserted into the threaded cylinder and is in threaded fit with the threaded cylinder.
Through adopting above-mentioned technical scheme, at the pivoted in-process of bull stick, the bull stick drives second conical gear and rotates, and second conical gear drives the screw thread section of thick bamboo through the first conical gear with it meshing and rotates, and the screw thread section of thick bamboo drives the screw rod and removes in the mounting groove to accomplished the process that drives the screw rod through the driving medium and remove in the mounting groove.
Preferably, install the guide to the screw rod direction on the screw rod, the guide is including installing on the global of screw rod and with the extending direction vertically connecting rod of screw rod, install on the connecting rod and with the inserted bar that the extending direction of screw rod is the same, set up on the lateral wall of backup pad and place the chamber and link up mutually the hole that slides, the one end that the connecting rod was kept away from to the inserted bar is inserted and is slided downtheholely and extend to and place the chamber, the inserted bar can be followed the hole that slides.
Through adopting above-mentioned technical scheme, at the screw rod towards the in-process of keeping away from backup pad one side and removing, the screw rod drives the connecting rod and moves towards the one side of keeping away from the backup pad, and the connecting rod drives the inserted bar and removes in the hole that slides, has reduced the emergence that the screw rod rotated the condition that the screw rod was driven to the screw thread section of thick bamboo.
Preferably, a limiting plate is installed at one end, far away from the connecting rod, of the inserted rod.
Through adopting above-mentioned technical scheme, at the in-process that the inserted bar removed, the limiting plate had restricted the removal orbit of inserted bar, had reduced the emergence of the condition that drops in the inserted bar follow hole that slides.
Preferably, a horizontal plate is installed at one end, far away from the supporting plate, of the screw rod, and the lower end face of the horizontal plate and the lower end face of the supporting plate are located on the same horizontal plane.
Through adopting above-mentioned technical scheme, at the screw rod towards the in-process of keeping away from backup pad one side and removing, the screw rod drives the diaphragm and moves towards the one side of keeping away from the backup pad, the diaphragm further increase with the area of contact on ground, further improvement sampling device's stability.
Preferably, install the locking piece that locks the screw rod on the lateral wall of backup pad, the locking piece is including installing fixed block on the lateral wall of backup pad, wearing to establish the locking lever in the fixed block, set up a plurality of locking grooves of arranging along screw rod length direction on the global of screw rod, the one end of locking lever is inserted and is locked in the groove, the other end of locking lever extends to the outside of fixed block.
Through adopting above-mentioned technical scheme, when needs lock the screw rod, only need to remove the locking lever towards being close to screw rod one side, when the locking lever inserts locking groove, can accomplish the locking of locking lever to the screw rod, reduced the screw rod and rocked the emergence of the condition after removing the completion.
Preferably, one end, far away from the screw rod, of the locking rod is sleeved with a pulling plate, the locking rod is sleeved with a spring, one end of the spring is fixedly connected with the pulling plate, and the other end of the spring is fixedly connected with the side wall of the fixing block.
Through adopting above-mentioned technical scheme, when needs insert the locking lever in the locking groove, the spring drives the arm-tie and moves towards the one side that is close to the screw rod, and the arm-tie drives the locking lever and moves towards the one side that is close to the screw rod, and the locking lever inserts in the locking groove afterwards, and meanwhile the spring can provide lasting pulling for the joint of locking lever and screw rod is more stable.
In summary, the present application includes at least the following advantageous technical effects:
by arranging the screw rod and the mounting groove, when the sampling device is required to be mounted on the ground, the length of the screw rod extending out of the mounting groove can be adjusted according to the soil quality of the ground, so that the contact area between the support plate and the ground is increased, the sampling device can be better supported, and the stability of the sampling device is improved;
by arranging the guide piece, in the process that the screw rod moves towards one side far away from the support plate, the screw rod drives the connecting rod to move towards one side far away from the support plate, and the connecting rod drives the inserted rod to move in the sliding hole, so that the situation that the threaded barrel drives the screw rod to rotate is reduced;
this application is through setting up the limiting plate, and at the in-process that the inserted bar removed, the limiting plate has restricted the removal orbit of inserted bar, has reduced the emergence that the inserted bar drops the condition from the hole that slides.
Drawings
Fig. 1 is a schematic overall structure diagram of a road engineering on-site supervision soil sampling device according to an embodiment of the present application.
Fig. 2 is a schematic structural diagram of an adjusting assembly, a guide member and a locking member according to an embodiment of the present application.
Description of reference numerals: 1. a fixed mount; 11. a soil sampling device; 2. a support plate; 21. mounting grooves; 22. a placement chamber; 23. a sliding hole; 24. a ground nail; 3. an adjustment assembly; 4. a telescoping member; 41. a screw; 411. a locking groove; 42. a transverse plate; 5. a drive member; 51. a rotating rod; 52. a handle is rotated; 6. a transmission member; 61. a threaded barrel; 62. a first bevel gear; 63. a second bevel gear; 7. a guide member; 71. a connecting rod; 72. inserting a rod; 721. a limiting plate; 8. a locking member; 81. a fixed block; 82. a locking lever; 83. pulling a plate; 84. a spring.
Detailed Description
The present application is described in further detail below with reference to figures 1-2.
The embodiment of the application discloses highway engineering field supervision sampling device that fetches earth. Referring to fig. 1, the sampling device that fetches earth of highway engineering on-the-spot supervision includes mount 1, and the device 11 that fetches earth of the vertical setting of fixedly connected with on the mount 1, equal fixedly connected with backup pad 2 on the lateral wall of mount 1 back of the body one side mutually, and the ground nail 24 of vertical setting is worn to be equipped with by the up end of backup pad 2, and the bottom of ground nail 24 is less than the lower terminal surface of backup pad 2.
Referring to fig. 2, a placing cavity 22 is formed inside each of the two supporting plates 2, an adjusting assembly 3 is mounted on each of the two supporting plates 2, and each adjusting assembly 3 includes a telescopic member 4, a driving member 5 and a transmission member 6.
The driving piece 5 comprises a rotating rod 51 and a rotating handle 52; the top end of the rotating rod 51 is arranged on the inner top surface of the placing cavity 22 through a bearing and is vertically arranged, and the top end of the rotating rod 51 penetrates through the side wall of the placing cavity 22 and extends to the outer side of the supporting plate 2; the rotating handle 52 is fixedly sleeved at the top end of the rotating rod 51.
The side walls of the two supporting plates 2 far away from the fixed frame 1 are respectively provided with a mounting groove 21 communicated with the placing cavity 22, and the telescopic part 4 comprises a screw rod 41 and a transverse plate 42; the screw rod 41 is arranged in the mounting groove 21 in a penetrating manner and is arranged horizontally, one end of the screw rod 41 is inserted into the placing cavity 22, and the other end of the screw rod 41 extends to the outer side of the support plate 2; the transverse plate 42 is fixedly sleeved on the screw rod 41 and is positioned on the outer side of the support plate 2, and the lower end face of the transverse plate 42 and the lower end face of the support plate 2 are positioned on the same horizontal plane.
The transmission piece 6 comprises a threaded cylinder 61, a first conical gear 62 and a second conical gear 63, the threaded cylinder 61 is rotatably installed in the placing cavity 22 and has the same axis as the threaded rod 41, one end of the threaded cylinder 61, which is far away from the fixed frame 1, is inserted into the installation groove 21, and one end of the threaded rod 41, which is far away from the transverse plate 42, is inserted into the threaded cylinder 61 and is in threaded fit with the threaded cylinder 61; the first conical gear 62 is fixedly sleeved at one end of the threaded cylinder 61 close to the fixed frame 1; the second bevel gear 63 is fixedly sleeved on the bottom end of the rotating rod 51 and meshed with the first bevel gear 62.
A guide 7 for guiding the screw rod 41 is arranged on the screw rod 41, and the guide 7 comprises a connecting rod 71 and an inserting rod 72; the connecting rod 71 is fixedly connected to the peripheral surface of the screw rod 41 and is horizontally arranged, and the extending direction of the connecting rod 71 is vertical to the extending direction of the screw rod 41; inserted bar 72 fixed connection just sets up for the level on connecting rod 71, and the extending direction of inserted bar 72 is the same with the extending direction of screw 41, offers on the lateral wall of backup pad 2 and mounting groove 21 homonymy with place the chamber 22 and link up the hole 23 that slides mutually, the one end that inserted bar 72 kept away from connecting rod 71 inserts in the hole 23 that slides and extends to and places the chamber 22, inserted bar 72 can slide along the hole 23 that slides, the limiting plate 721 is installed to the one end that connecting rod 71 was kept away from to inserted bar 72.
When the sampling device needs to be installed on the ground, firstly, the rotating handle 52 is rotated, the rotating handle 52 drives the rotating rod 51 to rotate, the rotating rod 51 drives the second conical gear 63 to rotate, the second conical gear 63 drives the threaded cylinder 61 to rotate through the first conical gear 62 meshed with the second conical gear 63, the threaded cylinder 61 drives the screw rod 41 to move towards one side far away from the support plate 2, the screw rod 41 drives the transverse plate 42 to move towards one side far away from the support plate 2, meanwhile, the screw rod 41 drives the connecting rod 71 to move towards one side far away from the support plate 2, the connecting rod 71 drives the inserted rod 72 to move in the sliding hole 23, and the occurrence of the situation that the threaded cylinder 61 drives the screw rod 41 to rotate is reduced; the length of stretching out from mounting groove 21 is adjusted to soil property adjusting screw 41 according to ground to the area of contact of increase backup pad 2 and ground can carry out better support to the sampling device, has improved sampling device's stability.
Referring to fig. 2, a locking member 8 for locking the screw 41 is installed on a side wall of the support plate 2, and the locking member 8 includes a fixing block 81, a locking lever 82, a pulling plate 83, and a spring 84; the fixing block 81 is fixedly connected to the side wall of the support plate 2 and is positioned right above the screw rod 41; the locking rod 82 penetrates through the fixed block 81 and is vertically arranged, a plurality of locking grooves 411 arranged along the length direction of the screw rod 41 are formed in the peripheral surface of the screw rod 41, the bottom end of the locking rod 82 is inserted into the locking grooves 411, and the top end of the locking rod 82 extends to the outer side of the fixed block 81; the pulling plate 83 is fixedly sleeved at the top end of the locking rod 82; the spring 84 is sleeved on the locking rod 82 and located above the fixing block 81, one end of the spring 84 is fixedly connected with the lower end face of the pulling plate 83, and the other end of the spring 84 is fixedly connected with the upper end face of the fixing block 81.
In the process that the screw rod 41 moves towards the side far away from the support plate 2, the spring 84 is in a compressed state, when the screw rod 41 needs to be locked, the pulling plate 83 is released, the spring 84 drives the pulling plate 83 to move towards the side close to the screw rod 41, the pulling plate 83 drives the locking rod 82 to move towards the side close to the screw rod 41, then the locking rod 82 is inserted into the locking groove 411, the locking of the locking rod 82 to the screw rod 41 is completed, and the situation that the screw rod 41 shakes after the movement is completed is reduced.
The implementation principle of the highway engineering on-site supervision soil sampling device of the embodiment of the application is as follows: when the sampling device needs to be installed on the ground, the pulling plate 83 is firstly moved towards the side away from the screw rod 41, the pulling plate 83 drives the locking rod 82 to be separated from the locking groove 411, and the spring 84 is in a compressed state; then, the rotating handle 52 is rotated, the rotating handle 52 drives the rotating rod 51 to rotate, the rotating rod 51 drives the second conical gear 63 to rotate, the second conical gear 63 drives the threaded cylinder 61 to rotate through the first conical gear 62 meshed with the second conical gear, the threaded cylinder 61 drives the screw rod 41 to move towards one side far away from the support plate 2, the screw rod 41 drives the transverse plate 42 to move towards one side far away from the support plate 2, meanwhile, the screw rod 41 drives the connecting rod 71 to move towards one side far away from the support plate 2, the connecting rod 71 drives the inserted rod 72 to move in the sliding hole 23, and when the screw rod 41 extends out to a required length; subsequently, the pulling plate 83 is released, the spring 84 drives the pulling plate 83 to move towards the side close to the screw rod 41, the pulling plate 83 drives the locking rod 82 to be inserted into the locking groove 411, and finally the support plate 2 is fixed on the ground through the ground nail 24, so that the installation of the sampling device is completed.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. Highway engineering scene is managed and is got native sampling device, include mount (1) and install borrowing device (11) on mount (1), all install backup pad (2), its characterized in that on the lateral wall of mount (1) back of the body one side mutually: adjusting components (3) are installed in the two supporting plates (2), and each adjusting component (3) comprises a telescopic piece (4) for supporting the fixed frame (1), a driving piece (5) for driving the telescopic piece (4) to stretch and retract, and a transmission piece (6) for connecting the telescopic piece (4) with the driving piece (5); mounting groove (21) have been seted up to the level on the lateral wall of backup pad (2), extensible member (4) are including wearing to establish screw rod (41) in mounting groove (21), the one end of screw rod (41) extends to the outside of backup pad (2), screw rod (41) can slide along mounting groove (21).
2. The on-site supervision and soil sampling device for highway engineering according to claim 1, wherein: two the inside of backup pad (2) all the shaping have with mounting groove (21) link up mutually place chamber (22), driving piece (5) including vertical wear to establish backup pad (2) up end and extend to place bull stick (51) in chamber (22), bull stick (51) slide along mounting groove (21) through driving medium (6) driving screw (41).
3. The on-site supervision and soil sampling device for highway engineering according to claim 2, wherein: the transmission part (6) is including rotating the screw thread section of thick bamboo (61) of installing in placing chamber (22) and the level setting, fix the first conical gear (62) of cup jointing on screw thread section of thick bamboo (61), fix the cup joint on bull stick (51) and with second conical gear (63) of first conical gear (62) meshing, screw thread section of thick bamboo (61) is the same with the axis of screw rod (41), the one end of screw rod (41) is inserted in screw thread section of thick bamboo (61) and with screw thread section of thick bamboo (61) screw-thread fit.
4. The on-site supervision and soil sampling device for highway engineering according to claim 3, wherein: install guide (7) to screw rod (41) direction on screw rod (41), guide (7) including install on screw rod (41) global and with extension direction vertically connecting rod (71) of screw rod (41), install on connecting rod (71) and with the same inserted bar (72) of extension direction of screw rod (41), offer on the lateral wall of backup pad (2) and place chamber (22) and link up mutually sliding hole (23), inserted bar (72) are kept away from the one end of connecting rod (71) and are inserted in sliding hole (23) and extend to and place chamber (22), inserted bar (72) can slide along sliding hole (23).
5. The on-site supervision and soil sampling device for road engineering according to claim 4, wherein: and a limiting plate (721) is arranged at one end of the inserted link (72) far away from the connecting link (71).
6. The on-site supervision and soil sampling device for highway engineering according to claim 1, wherein: one end of the screw rod (41) far away from the supporting plate (2) is provided with a horizontal plate (42) which is horizontally arranged, and the lower end face of the horizontal plate (42) and the lower end face of the supporting plate (2) are positioned on the same horizontal plane.
7. The on-site supervision and soil sampling device for highway engineering according to claim 1, wherein: install locking piece (8) of carrying out the locking to screw rod (41) on the lateral wall of backup pad (2), locking piece (8) are including installing fixed block (81), wearing to establish locking lever (82) in fixed block (81) on the lateral wall of backup pad (2), a plurality of locking grooves (411) of arranging along screw rod (41) length direction have been seted up on the global of screw rod (41), the one end of locking lever (82) is inserted in locking groove (411), the other end of locking lever (82) extends to the outside of fixed block (81).
8. The on-site supervision and soil sampling device for road engineering according to claim 7, wherein: the locking device is characterized in that one end, far away from the screw rod (41), of the locking rod (82) is sleeved with a pulling plate (83), the locking rod (82) is sleeved with a spring (84), one end of the spring (84) is fixedly connected with the pulling plate (83), and the other end of the spring (84) is fixedly connected with the side wall of the fixing block (81).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120233666.7U CN215218092U (en) | 2021-01-27 | 2021-01-27 | On-spot supervision sampling device that fetches earth of highway engineering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120233666.7U CN215218092U (en) | 2021-01-27 | 2021-01-27 | On-spot supervision sampling device that fetches earth of highway engineering |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215218092U true CN215218092U (en) | 2021-12-17 |
Family
ID=79438763
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120233666.7U Active CN215218092U (en) | 2021-01-27 | 2021-01-27 | On-spot supervision sampling device that fetches earth of highway engineering |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215218092U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114279298A (en) * | 2021-12-27 | 2022-04-05 | 江西明台项目咨询管理有限公司 | Thickness detection equipment for road engineering supervision and use method thereof |
-
2021
- 2021-01-27 CN CN202120233666.7U patent/CN215218092U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114279298A (en) * | 2021-12-27 | 2022-04-05 | 江西明台项目咨询管理有限公司 | Thickness detection equipment for road engineering supervision and use method thereof |
| CN114279298B (en) * | 2021-12-27 | 2023-09-26 | 江西明台项目咨询管理有限公司 | Thickness detection equipment for highway engineering supervision and application method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112324355B (en) | Drilling device and drilling process for geotechnical engineering investigation | |
| CN215218092U (en) | On-spot supervision sampling device that fetches earth of highway engineering | |
| CN109079197A (en) | A kind of automatic processing device of angle steel | |
| CN209861539U (en) | Hand-held spiral drill bit tree planting digging device | |
| CN218522625U (en) | Oil development drilling equipment | |
| CN220203614U (en) | A safety protection structure for water conservancy construction | |
| CN114809142B (en) | Deep foundation pit vertical excavating device | |
| CN216950234U (en) | Rotary drilling rig for bridge construction | |
| JP2006219911A (en) | Device and method for widening pile pit for cast-in-place concrete pile | |
| CN212508055U (en) | Supporting and protecting device for bored pile | |
| CN212077802U (en) | Slope protection net for hydraulic engineering | |
| CN217758846U (en) | Foundation pit protection device | |
| CN112681434A (en) | Construction machine for building foundation pit construction and construction method using same | |
| CN111745835A (en) | Indoor reserved window interval type drilling device based on building construction | |
| CN219605215U (en) | Special compaction drill bit for green static drilling root pile planting construction | |
| CN216641991U (en) | Geological exploration is with stable efficient rig | |
| CN214328886U (en) | Building foundation construction supporting template | |
| CN214066097U (en) | Auxiliary line alignment device for building engineering paying-off | |
| CN218324777U (en) | Drilling straightening mechanism for engineering geological drilling | |
| CN215632762U (en) | High-pressure rotary-spraying jumbolter with adjustable drill rod angle | |
| CN214503076U (en) | Electric compaction instrument for road engineering supervision | |
| CN212454276U (en) | Stable supporting leg for large-scale pile drilling machine | |
| CN220355040U (en) | Auxiliary support frame for rock and soil exploration | |
| CN219316898U (en) | Soil drilling equipment | |
| CN218175947U (en) | Land leveler with adjustable width |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Room 202, building 3, 955 Haijiang Road, Baoshan District, Shanghai 201900 Patentee after: Shanghai Bolian Engineering Consulting Co.,Ltd. Address before: Room 202, building 3, 955 Haijiang Road, Baoshan District, Shanghai 201900 Patentee before: Shanghai Bolian Engineering Supervision Co.,Ltd. |