CN115143374A - Novel hydrogeological exploration RTK equipment fixed baseplate - Google Patents
Novel hydrogeological exploration RTK equipment fixed baseplate Download PDFInfo
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- CN115143374A CN115143374A CN202210813359.5A CN202210813359A CN115143374A CN 115143374 A CN115143374 A CN 115143374A CN 202210813359 A CN202210813359 A CN 202210813359A CN 115143374 A CN115143374 A CN 115143374A
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- 230000006978 adaptation Effects 0.000 claims description 2
- 230000006835 compression Effects 0.000 claims 2
- 238000007906 compression Methods 0.000 claims 2
- 238000003756 stirring Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 5
- 210000003781 tooth socket Anatomy 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000003673 groundwater Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/20—Undercarriages with or without wheels
- F16M11/24—Undercarriages with or without wheels changeable in height or length of legs, also for transport only, e.g. by means of tubes screwed into each other
- F16M11/26—Undercarriages with or without wheels changeable in height or length of legs, also for transport only, e.g. by means of tubes screwed into each other by telescoping, with or without folding
- F16M11/28—Undercarriages for supports with one single telescoping pillar
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/20—Undercarriages with or without wheels
- F16M11/24—Undercarriages with or without wheels changeable in height or length of legs, also for transport only, e.g. by means of tubes screwed into each other
- F16M11/38—Undercarriages with or without wheels changeable in height or length of legs, also for transport only, e.g. by means of tubes screwed into each other by folding, e.g. pivoting or scissors tong mechanisms
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/01—Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/13—Receivers
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Mechanical Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Clamps And Clips (AREA)
Abstract
The invention relates to the field of fixed bases, in particular to a novel hydrogeological exploration RTK equipment fixed base which comprises a supporting column and an extension rod, wherein a sliding groove is formed in the supporting column, one end of the extension rod is inserted into the supporting column and is rotatably sleeved with two rotating rings, the extension rod is positioned on the rod wall between the two rotating rings and is fixedly connected with a plurality of shifting blocks at equal intervals, a plurality of fan-shaped limiting blocks are slidably connected between the two rotating rings, and the fan-shaped limiting blocks are arranged around the extension rod at equal intervals. Through the extension rod of the inside sliding tray of support column of pegging graft of the slip that sets up, the extension rod can promote a plurality of fan-shaped stoppers that lie in between two rotating rings on its pole wall through the stirring piece and lock it when flexible for it only needs the pulling to rotate again when flexible can, need not to use the bolt to fix it, can be so that fixed baseplate more convenient when the height-adjusting.
Description
Technical Field
The invention relates to the field of fixed bases, in particular to a novel hydrogeological exploration RTK equipment fixed base.
Background
Hydrogeology is a branch of geology, which refers to the phenomenon of various changes and movements of groundwater in nature. The method mainly researches the distribution and formation rule of underground water, the physical property and chemical composition of the underground water, the resource and reasonable utilization of the underground water, the adverse effect and prevention of the underground water on engineering construction and mine exploitation, and the like.
RTK equipment need support fixedly it when using, but the fixed baseplate that current RTK equipment was used adopts the tripod to support mostly, current tripod is in order to facilitate RTK equipment's use, adopt the telescopic link to adjust its length mostly, need use the bolt to lock it after adjusting the completion, not only need one hand to stimulate the telescopic link and prevent its shrink, still need another hand to come adjusting bolt locking, it is very inconvenient when the adjustment to lead to the base, and the bracing piece of its bottom is when supporting it, the height of its support of unable convenient adjustment.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a novel hydrogeological exploration RTK equipment fixing base.
The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides a novel hydrogeological exploration RTK equipment fixed baseplate, includes support column and extension rod, the sliding tray has been seted up to the inside of support column, the one end plug-in connection of extension rod has cup jointed two change rings to the inside of support column and rotation, the extension rod is located equidistant fixedly connected with a plurality of shifting block on the pole wall between two change rings, two sliding connection has the fan-shaped stopper of a plurality of, a plurality of between the change ring fan-shaped stopper encircles equidistant setting of extension rod, the first spacing tooth of equidistant fixedly connected with a plurality of on the lateral wall of fan-shaped stopper excircle side, the equidistant first tooth's socket of a plurality of having seted up on the inner wall of sliding tray, first tooth's socket and first spacing tooth phase-match set up, the extension rod extends the one end fixedly connected with supporting seat of support column, the draw-in groove has been seted up at the top of supporting seat.
The fan-shaped limiting block comprises a fan-shaped limiting block and a rotating ring, wherein the top and the bottom of the fan-shaped limiting block are fixedly connected with fixing blocks, a first groove matched with the fixing blocks is formed in the side wall of the rotating ring in a penetrating mode, the fixing blocks are connected to the inside of the adjacent first groove in a sliding and inserting mode, the fixing blocks are connected to the side wall of one end, inside one end of the first groove in the inserting mode, of the first spring in the fixing mode, and the other end of the first spring is fixedly connected with the inner wall of the first groove.
Specifically, an external thread ring groove is formed in the outer wall of the bottom of the supporting column, an internal thread sleeve is sleeved on the outer wall of the external thread ring groove in a threaded manner, a pressing ring is sleeved on the outer cylinder wall of the internal thread sleeve in a rotating manner, a plurality of second grooves are formed in the side wall of the excircle side of the pressing ring at equal intervals, every groove is formed in the outer wall of the external thread ring groove, a first supporting rod is hinged to the inner portion of each second groove through a first pin shaft, a plurality of supporting blocks are fixedly connected to one ends of the supporting seats at equal intervals and are matched with the supporting blocks, the supporting blocks are arranged in a matched manner with the first supporting rods, a third groove is formed in one ends of the supporting blocks far away from the supporting blocks, a second supporting rod is hinged to the inner portion of the fourth groove through a second pin shaft, a fourth groove is formed in one end of the second supporting rod far away from the first pin shaft, and the inner portion of the fourth groove is hinged to the third pin shaft.
Specifically, a plurality of second limit teeth are arranged on the side wall of the excircle side of the first limit teeth at equal intervals, a plurality of second tooth grooves are arranged on the inner wall of the first tooth groove at equal intervals, and the second limit teeth are matched with the second tooth grooves.
Specifically, the poking block and the fan-shaped limiting block are arranged in a matched mode, and the poking block is of a fan-shaped structure.
Specifically, the outer cylinder wall of the internal thread sleeve is fixedly sleeved with a limiting ring, a matched limiting groove is formed in the side wall of the inner circle side of the pressing ring corresponding to the limiting ring, and the limiting ring is rotatably connected to the inside of the limiting groove.
Specifically, a second spring is arranged between the internal thread sleeve and the supporting block and sleeved on the outer wall of the supporting column.
The invention has the beneficial effects that:
(1) According to the novel hydrogeological exploration RTK equipment fixing base, the extension rod is arranged and is inserted in the sliding groove in the supporting column in a sliding mode, when the extension rod stretches, the poking block can push the fan-shaped limiting blocks located between the two rotating rings on the rod wall of the extension rod to lock the extension rod, so that the extension rod can be stretched and then rotated only by pulling, bolts are not needed to fix the extension rod, and the fixing base can be more convenient to adjust the height.
(2) According to the novel hydrogeological exploration RTK equipment fixing base, the press ring can be driven to move downwards along the support column through the internal thread sleeve arranged at the bottom of the support column, the press ring can drive the first support rod and the second support rod to perform angular adjustment in the moving process, so that the second support rod supports the support column, the overturning angle of the second support rod can be adjusted by adjusting the position of the internal thread sleeve on the external thread ring groove, and the support height of the support column can be adjusted by the second support rod.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic structural diagram of a novel hydrogeological exploration RTK equipment fixing base provided by the invention;
FIG. 2 is a schematic diagram of a connection structure of a first support rod and a second support rod in a novel hydrogeological exploration RTK equipment fixing base provided by the invention;
FIG. 3 is a schematic structural diagram of a novel hydrogeological exploration RTK equipment fixed base provided by the invention when in use;
FIG. 4 is a schematic diagram of an internal structure of a support column in a novel hydrogeological exploration RTK equipment fixing base provided by the invention;
FIG. 5 is a schematic structural diagram of a fan-shaped limiting block in a novel hydrogeological exploration RTK device fixing base provided by the invention;
FIG. 6 is a schematic diagram of a second tooth slot in a novel hydrogeological exploration RTK device fixed base provided by the invention;
fig. 7 is a schematic structural diagram of a rotating ring in a fixed base of the novel hydrogeological exploration RTK device provided by the invention.
In the figure: 1. a support column; 2. a sliding groove; 3. an extension rod; 4. a rotating ring; 5. a shifting block; 6. a fan-shaped limiting block; 7. a first limit tooth; 8. a first tooth slot; 9. a second limit tooth; 10. a second tooth slot; 11. a fixed block; 12. a first groove; 13. a first spring; 14. an external thread ring groove; 15. an internally threaded sleeve; 16. pressing a ring; 17. a limiting ring; 18. a limiting groove; 19. a second groove; 20. a first pin shaft; 21. a first support bar; 22. a support block; 23. a third groove; 24. a second pin shaft; 25. a second support bar; 26. a fourth groove; 27. a third pin shaft; 28. a second spring; 29. a supporting seat; 30. a clamping groove.
Detailed Description
The present invention will be further described with reference to the following detailed description so that the technical means, the creation features, the achievement purposes and the effects of the present invention can be easily understood.
As shown in fig. 1-7, the novel hydrogeological exploration RTK equipment fixing base comprises a support column 1 and an extension rod 3, wherein a sliding groove 2 is formed inside the support column 1, one end of the extension rod 3 is inserted into the support column 1 and rotatably sleeved with two rotating rings 4, the extension rod 3 is positioned on a rod wall between the two rotating rings 4 and fixedly connected with a plurality of shifting blocks 5 at equal intervals, a plurality of fan-shaped limit blocks 6 are slidably connected between the two rotating rings 4 and arranged around the extension rod 3 at equal intervals, a plurality of first limit teeth 7 are fixedly connected on a side wall of an outer circle side of each fan-shaped limit block 6 at equal intervals, a plurality of first tooth grooves 8 are formed at equal intervals on an inner wall of the sliding groove 2, the first tooth grooves 8 are arranged in a matching manner with the first limit teeth 7, one end of the extension rod 3 extends out of a support seat 29 of the support column 1, and a clamping groove 30 is formed at the top of the support seat 29.
Specifically, a plurality of fan-shaped stopper 6's the equal fixedly connected with fixed block 11 in top and bottom, the position that corresponds fixed block 11 on the lateral wall of swivel becket 4 runs through the first recess 12 of seting up a plurality of looks adaptations, fixed block 11 slides and pegs graft to the inside of adjacent first recess 12, just fixed block 11 pegs graft to the first spring 13 of fixedly connected with on the lateral wall of the inside one end of first recess 12, the other end of first spring 13 and the inner wall fixed connection of first recess 12, the elasticity of first spring 13 can promote fixed block 11 and drive fan-shaped stopper 6 and advance spacingly in the inside of sliding tray 2.
Specifically, an external thread ring groove 14 is formed in the outer wall of the bottom of the support column 1, an internal thread sleeve 15 is sleeved on the outer wall of the external thread ring groove 14 in a threaded manner, a pressing ring 16 is sleeved on the outer cylinder wall of the internal thread sleeve 15 in a rotating manner, a plurality of second grooves 19 are formed in the side wall of the outer circle side of the pressing ring 16 at equal intervals, each second groove 19 is hinged to the inside of each second groove 19 through a first pin shaft 20, a plurality of support blocks 22 are fixedly connected to one end, far away from a support seat 29, of the support column 1 at equal intervals, the support blocks 22 are matched with the first support rods 21, a third groove 23 is formed in one end, far away from the support block 1, of each support block 22, a second support rod 25 is hinged to the inside of the fourth groove 26 through a second pin shaft 24, a fourth groove 26 is formed in one end, far away from the support block 22, of the first support rod 21 is inserted into the fourth groove 26, one end, far away from the first pin shaft 20 is hinged to the fourth groove 26 through a third pin shaft 27, the pressing ring 15 can drive the first support rod 21 and the second support rod 25 to extend towards the second support rod 25 in the process that the internal thread ring groove 14 moves downwards.
Specifically, the lateral wall of the excircle side of the first limit tooth 7 is equidistantly provided with a plurality of second limit teeth 9, the inner wall of the first tooth groove 8 is equidistantly provided with a plurality of second tooth grooves 10, the second limit teeth 9 are matched with the second tooth grooves 10, and the second limit teeth 9 are inserted in the second tooth grooves 10 to effectively enable the fan-shaped limit block 6 to have a better limit effect when being locked.
It is specific, dial piece 5 and 6 phase-matches settings of fan-shaped stopper, just dial piece 5 and be fan-shaped structure, the piece 5 of dialling of fan-shaped structure can make extension rod 3 can be more smooth and easy when the inside of sliding tray 2 rotates move the inside of 6 joints of fan-shaped stopper in the tooth's socket in the top.
Specifically, the outer cylinder wall of the internal thread sleeve 15 is fixedly sleeved with a limiting ring 17, a matched limiting groove 18 is formed in the side wall of the inner circle side of the pressing ring 16 corresponding to the limiting ring 17, the limiting ring 17 is rotatably connected to the inside of the limiting groove 18, and the pressing ring 16 can be more stably rotated and sleeved on the outer cylinder wall of the internal thread sleeve 15 when the limiting ring 17 rotates in the limiting groove 18.
Specifically, a second spring 28 is arranged between the internal thread sleeve 15 and the supporting block 22, and the second spring 28 is sleeved on the outer wall of the supporting column 1.
When the device is used, the bottom of an RTK device for hydrogeological exploration is clamped in a clamping groove 30 matched with the top of a supporting seat 29, so that the RTK device is installed at the top of the supporting seat 29, an internal thread sleeve 15 is rotated, the internal thread sleeve 15 can move along an external thread ring groove 14 on the outer wall of a supporting column 1, the internal thread sleeve 15 can drive a pressing ring 16 rotatably sleeved on the outer wall to synchronously move in the moving process, the pressing ring 16 can drive a first supporting rod 21 to move downwards in the moving process, the first supporting rod 21 can push a hinged second supporting rod 25 to outwards turn around a second pin shaft 24 as an axis when moving, the second supporting rod 25 can support the supporting column 1 after turning, meanwhile, the first supporting rod 21 can enable the second supporting rod 25 to play a reinforcing role in supporting, when the distance between the supporting seat 29 and the ground needs to be adjusted, the position of the handheld extension rod 3 extending out of the support column 1 is stretched, the extension rod 3 can drive the rotating ring 4 which is rotatably sleeved on the rod wall to slide in the sliding groove 2 when being pulled, the rotating ring 4 can drive the fan-shaped limiting block 6 to move along the first tooth socket 8 when moving, the fan-shaped limiting block 6 is attached to the first tooth socket 8 under the elastic action of the first spring 13, so that the fan-shaped limiting block 6 can be pre-positioned by the second tooth socket 10 and the second limiting tooth 9 in the first tooth socket 8, after the height adjustment is completed, the extension rod 3 is rotated, the extension rod 3 can drive the toggle block 5 which is positioned on the rod wall between the two rotating rings 4 to rotate, the toggle block 5 can push the fan-shaped limiting block 6 to be closely attached to the inner wall of the sliding groove 2 when rotating by taking the extension rod 3 as an axis, so that the second limiting tooth 9 is tightly clamped in the second tooth socket 10, make fan-shaped stopper 6 can't slide in the inside of first tooth's socket 8, because the support of fan-shaped stopper 6, make swivel ring 4 unable removal, thereby carry out high locking to extension rod 3, make it only need the pulling rotate again when flexible can, need not to use the bolt to fix it, can make fixed baseplate more convenient when the height-adjusting, after the use is accomplished, reverse rotation extension rod 3 can remove the locking to fan-shaped stopper 6, thereby make the shrink to the inside of support column 1 that extension rod 3 can be free, drive interior threaded sleeve 15 again the clamping ring 16 move up and can drive first bracing piece 21 and second bracing piece 25 and carry out the folding shrink.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the embodiments and descriptions given above are only illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides a novel hydrogeological exploration RTK equipment fixed baseplate, a serial communication port, including support column (1) and extension rod (3), sliding tray (2) have been seted up to the inside of support column (1), the one end plug-in connection of extension rod (3) has two swivel becket (4) of having cup jointed in the inside and rotation of support column (1), extension rod (3) are located equidistant fixedly connected with a plurality of toggle block (5) on the pole wall between two swivel becket (4), two sliding connection has fan-shaped stopper (6) of a plurality of between swivel becket (4), a plurality of fan-shaped stopper (6) encircle extending rod (3) equidistant setting, equidistant fixedly connected with a plurality of first spacing tooth (7) on the lateral wall of fan-shaped stopper (6) excircle side, equidistant first tooth's socket (8) of a plurality of having seted up on the inner wall of sliding tray (2), first tooth's socket (8) and first spacing tooth (7) phase-match set up, extension rod (3) extend the one end fixedly connected with supporting seat (29) of support column (1), the top of draw-in groove (30) has been seted up.
2. The novel hydrogeological exploration RTK equipment fixed base of claim 1, characterized in that: a plurality of the top and the equal fixedly connected with fixed block (11) in bottom of fan-shaped stopper (6), the position that corresponds fixed block (11) on the lateral wall of rotating ring (4) runs through first recess (12) of seting up a plurality of looks adaptations, fixed block (11) slide and peg graft to the inside of adjacent first recess (12), just fixedly connected with first spring (13) on the lateral wall of the inside one end of first recess (12) is pegged graft in fixed block (11), the other end of first spring (13) and the inner wall fixed connection of first recess (12).
3. The novel hydrogeological exploration RTK equipment fixed base of claim 1, characterized in that: the supporting structure is characterized in that an external thread ring groove (14) is formed in the outer wall of the bottom of the supporting column (1), an internal thread sleeve (15) is sleeved on the outer wall of the external thread ring groove (14) in a threaded manner, a pressing ring (16) is sleeved on the outer wall of the internal thread sleeve (15) in a rotating manner, a plurality of second grooves (19) are formed in the side wall of the outer circle side of the pressing ring (16) at equal intervals, each second groove (19) is formed in the side wall of the second groove (19) and is hinged to a first supporting rod (21) through a first pin shaft (20), a plurality of supporting blocks (22) are fixedly connected to one end, away from the supporting seat (29), of the supporting column (1), of the supporting block (22) and the first supporting rod (21) in a matched manner, a third groove (23) is formed in the supporting block (22), a second supporting rod (25) is hinged to the second supporting rod (24) through a second pin shaft (24), a fourth groove (26) is formed in the second supporting rod (25) at one end, away from the supporting block (22), and the fourth groove (26) is hinged to the inner portion of the fourth pin shaft (26).
4. The novel hydrogeological exploration RTK equipment fixed base of claim 1, characterized in that: the side wall of the excircle side of the first limit tooth (7) is equidistantly provided with a plurality of second limit teeth (9), the inner wall of the first tooth groove (8) is equidistantly provided with a plurality of second tooth grooves (10), and the second limit teeth (9) are matched with the second tooth grooves (10).
5. The novel hydrogeological exploration RTK equipment fixed base of claim 1, characterized in that: the poking block (5) is matched with the fan-shaped limiting block (6), and the poking block (5) is of a fan-shaped structure.
6. The novel hydrogeological exploration RTK equipment fixed base of claim 3, characterized in that: the inner ring of the compression ring (16) is provided with a limiting ring (17), the side wall of the inner ring side of the compression ring (16) is provided with a limiting groove (18) corresponding to the limiting ring (17), and the limiting ring (17) is rotatably connected inside the limiting groove (18).
7. The novel hydrogeological exploration RTK equipment fixed base of claim 3, characterized in that: a second spring (28) is arranged between the internal thread sleeve (15) and the supporting block (22), and the second spring (28) is sleeved on the outer wall of the supporting column (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210813359.5A CN115143374A (en) | 2022-07-12 | 2022-07-12 | Novel hydrogeological exploration RTK equipment fixed baseplate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210813359.5A CN115143374A (en) | 2022-07-12 | 2022-07-12 | Novel hydrogeological exploration RTK equipment fixed baseplate |
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| Publication Number | Publication Date |
|---|---|
| CN115143374A true CN115143374A (en) | 2022-10-04 |
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|---|---|---|---|
| CN202210813359.5A Pending CN115143374A (en) | 2022-07-12 | 2022-07-12 | Novel hydrogeological exploration RTK equipment fixed baseplate |
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| CN (1) | CN115143374A (en) |
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|---|---|---|---|---|
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| CN211915517U (en) * | 2019-12-27 | 2020-11-13 | 济源市鑫华重工机械有限公司 | Fixing device for processing shaft sleeve |
| CN112010115A (en) * | 2020-09-17 | 2020-12-01 | 山东中恒景新碳纤维科技发展有限公司 | Mechanical expansion shaft for fixing material roll |
| CN216280443U (en) * | 2021-09-28 | 2022-04-12 | 苏州科达科技股份有限公司 | Image pickup apparatus and axial locking device |
| CN216307309U (en) * | 2021-11-24 | 2022-04-15 | 河南山河水利建筑工程有限公司 | Stabilizing device for river channel hydraulic engineering measuring instrument |
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