CN210486900U - Prevent RTK centering rod of height change - Google Patents
Prevent RTK centering rod of height change Download PDFInfo
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- CN210486900U CN210486900U CN201921942376.9U CN201921942376U CN210486900U CN 210486900 U CN210486900 U CN 210486900U CN 201921942376 U CN201921942376 U CN 201921942376U CN 210486900 U CN210486900 U CN 210486900U
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- fixed
- pawl
- winding wheel
- mounting seat
- centering rod
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Abstract
The utility model relates to a prevent RTK centering rod of high change, it includes interior pole and outer pole, and interior pole one end inserts in the outer pole, the fixed mount pad that is provided with in upper end of outer pole, be provided with the winding wheel in the mount pad, the winding wheel rotates to be connected on the mount pad, the winding takes turns to and fixes and be provided with the one-way motion device, the winding takes turns to and is provided with the acting as go-between, and the one end of acting as go-between is fixed on the winding wheel, and the lower part of pole is fixed to the other end in the winding wheel. The utility model discloses have and prevent that interior pole from falling and produce the effect that highly descends in the use.
Description
Technical Field
The utility model belongs to the technical field of a technical field of RTK centering rod and specifically relates to a prevent RTK centering rod of high change.
Background
When the RTK is used, the centering rod needs to be used, the straight rod is vertically arranged on the centering rod, the upper end of the centering rod is used for being connected with the RTK, and when the RTK is used, the lower end of the centering rod is centered with the mark point on the ground, so that the RTK corresponds to the mark point on the ground and measurement is carried out.
The patent document with the authorization notice number of CN205785223U discloses a RTK centering rod for directly measuring the wall corner coordinate of a single-layer house, including the telescopic centering rod body, the body includes interior pole and outer pole, interior pole and the equal vertical setting of outer pole, the upper end of outer pole is pegged graft to the lower extreme of interior pole, and be provided with locking bolt between interior pole and outer pole, locking bolt and outer pole threaded connection, locking bolt passes outer pole butt on the lateral wall of interior pole, make locking bolt fix the position of interior pole, interior pole is when stretching out from outer pole, be provided with the scale on the interior pole, thereby the length that interior pole stretches out is fixed, when loosening locking bolt, can adjust the length that the interior pole stretches out.
However, in the above structure, since the locking bolt is used to generate friction force to the side wall of the inner rod, if the tightening force of the locking bolt is insufficient, the inner rod is easy to fall down.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a prevent RTK centering rod of high change, it has the effect that prevents that interior pole from falling and producing high decline in the use.
The above object of the present invention is achieved by the following technical solutions:
the utility model provides a prevent RTK centering rod of high change, includes interior pole and outer pole, in interior pole one end inserted the outer pole, the fixed mount pad that is provided with in upper end of outer pole, be provided with the winding wheel in the mount pad, the winding wheel rotates to be connected on the mount pad, the winding takes turns to and is fixed to be provided with the one-way motion device, the winding takes turns to and is provided with the acting as go-between, and the one end of acting as go-between is fixed on the winding wheel, and the other end is fixed in the lower part of interior pole.
Through adopting above-mentioned technical scheme, during the use, when staff was the length of pole and outer pole in the adjustment, interior pole rebound, the sub-unit connection of interior pole acted as go-between upwards along with interior pole, the winding that will act as go-between was taken turns to at the winding, the lower extreme of acting as go-between is fixed on interior pole, the winding takes turns to and is provided with the one-way motion device, the one-way motion device can stop the winding wheel antiport, thereby it is fixed to make the length that the acting as go-between stretches out on the winding wheel, and then when being connected the lower part of interior pole and the lower extreme of acting as go-between.
The utility model discloses further set up to: the unidirectional movement device comprises a ratchet wheel, a pawl and a spring, the ratchet wheel is coaxially fixed on the winding wheel, one end of the pawl is rotatably connected to the mounting seat, the other end of the pawl is matched with the ratchet wheel, one end of the spring is fixed on the pawl, and the other end of the spring is fixed on the mounting seat.
Through adopting above-mentioned technical scheme, ratchet and winding wheel coaxial fixed, the ratchet can prevent ratchet antiport under the effect of pawl, and the spring is connected with the pawl, makes the pawl effectively connect on the ratchet, prevents that the pawl from deviating from the ratchet.
The utility model discloses further set up to: the ratchet wheel is connected with a clockwork spring, the clockwork spring is of a volute structure, one end of the clockwork spring is fixedly arranged on the mounting seat, the other end of the clockwork spring is fixed with the winding wheel, and the torque of the elastic force of the clockwork spring acting on the winding wheel is smaller than the torque of the inner rod acting on the winding wheel through the gravity.
Through adopting above-mentioned technical scheme, be connected with the clockwork spring on the ratchet, when the inner boom descends downwards, there is elastic potential energy in the clockwork spring, and the staff is when upwards promoting the inner boom, and the elasticity of clockwork spring will twine the winding wheel and rotate, conveniently will act as go-between and twine on the winding wheel.
The utility model discloses further set up to: the pawl is connected with an opening device for opening the ratchet wheel and the pawl.
Through adopting above-mentioned technical scheme, opening device connects on the pawl, and the staff can open the ratchet with the pawl through operating opening device, makes the ratchet can the antiport, in the pole to outer pole in the shrink.
The utility model discloses further set up to: the opening device comprises a rotating shaft and a handle, the pawl is rotatably connected to the mounting seat through the rotating shaft, and one end of the rotating shaft extends out of the mounting seat and is connected with the handle.
Through adopting above-mentioned technical scheme, the handle is fixed in the pivot, and the staff makes the pivot drive pawl rotation through rotating the handle to make things convenient for the staff to operate the pawl and loosen the ratchet.
The utility model discloses further set up to: the opening device comprises a pull ring and a rope chain, the pull ring is located outside the mounting seat, a through hole is formed in the mounting seat, the rope chain is located in the through hole, one end of the rope chain is fixed with the pawl, and the other end of the rope chain is fixed with the pull ring.
Through adopting above-mentioned technical scheme, the pull ring is fixed on the tether, and when the staff pulled the tether, the other end of tether drove the pawl and made the pawl deviate from the ratchet to make things convenient for the staff to operate the pawl and loosen the ratchet.
The utility model discloses further set up to: the mounting base comprises an upper portion and a lower portion, the upper portion and the lower portion are integrally formed, a mounting hole is formed in the mounting base, the mounting hole is sleeved at one end of the outer rod connecting inner rod, a notch is formed in the lower portion, a fixing bolt is arranged at the notch and penetrates through the notch, and the fixing bolt is connected to the two sides of the notch.
Through adopting above-mentioned technical scheme, set up the breach on the lower part, set up fixing bolt in breach department, through fixing bolt with the size reduction of breach, and then make the mounting hole of lower part reduce, make the mount pad fix on outer pole.
The utility model discloses further set up to: the mounting seat is provided with a level gauge.
Through adopting above-mentioned technical scheme, the spirit level that sets up on the mount pad can make the staff detect interior pole and the vertical degree of outer pole through looking over the spirit level.
To sum up, the utility model discloses a beneficial technological effect does:
1. the inner rod moves upwards, the stay wire connected to the lower part of the inner rod moves upwards along with the inner rod, the stay wire is wound on the winding wheel, and the winding wheel is provided with the one-way movement device, so that the extending length of the stay wire on the winding wheel is fixed, and the height reduction caused by the downward falling of the inner rod is prevented;
2. the ratchet wheel is connected with the clockwork spring, when the inner rod descends downwards, the clockwork spring has elastic potential energy, when a worker lifts the inner rod upwards, the elastic force of the clockwork spring rotates the winding wheel, and the stay wire is conveniently wound on the winding wheel;
3. the pull ring is fixed on the rope chain, when a worker pulls the rope chain, the other end of the rope chain drives the pawl to enable the pawl to be separated from the ratchet wheel, and therefore the worker can conveniently operate the pawl to loosen the ratchet wheel.
Drawings
FIG. 1 is a schematic overall structure diagram of the first embodiment;
FIG. 2 is a schematic view of the internal structure of the mounting base according to the first embodiment;
FIG. 3 is a schematic view showing a connection structure of an inner rod and an outer rod according to the first embodiment;
FIG. 4 is an enlarged partial schematic view of portion A of FIG. 2;
fig. 5 is a schematic view of the internal structure of the mount according to the second embodiment.
In the figure, 1, an inner rod; 2. an outer rod; 21. a through groove; 3. an RTK receiver; 4. a mounting seat; 41. an upper portion; 42. a lower portion; 43. mounting holes; 44. a notch; 45. fixing the bolt; 5. a winding wheel; 6. a pull wire; 7. a unidirectional movement device; 71. a ratchet wheel; 72. a pawl; 73. a spring; 8. a clockwork spring; 9. an opening device; 91. a rotating shaft; 92. a handle; 93. a pull ring; 94. a rope chain; 95. a through hole; 10. a level gauge.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The first embodiment is as follows: referring to fig. 1 and 2, for the utility model discloses a prevent RTK centering rod of high change, including interior pole 1 and outer pole 2, interior pole 1 and the equal vertical setting of outer pole 2, outer pole 2 is hollow structure, the lower extreme of interior pole 1 is pegged graft in outer pole 2, the fixed RTK receiver 3 that is provided with in upper end, be provided with mount pad 4 in the upper end of outer pole 2, be provided with winding wheel 5 in the mount pad 4, winding wheel 5 is the I-shaped wheel, winding wheel 5 rotates to be connected in mount pad 4, be provided with on winding wheel 5 and act as go-between 6, the one end of acting as go-between 6 is fixed on winding wheel 5, the other end is used for fixing the lower extreme at interior pole 1, make winding wheel 5 can be with 6 twines act as go-between.
Referring to fig. 3 and 4, a through groove 21 is formed in the sidewall of the outer rod 2, the pull wire 6 is located in the through groove 21, and the lower end of the pull wire 6 is fixed to the lower end of the inner rod 1. The winding wheel 5 is fixedly provided with a unidirectional movement device 7, and the unidirectional movement device 7 is used for fixing the length of the winding wheel 5 wound on the stay wire 6. The winding wheel 5 is provided with a clockwork spring 8, the clockwork spring 8 is of a vortex structure, one end of the clockwork spring 8 is fixed on the mounting seat 4, the other end of the clockwork spring 8 is fixed on the winding wheel 5, and the torque of the elastic force of the clockwork spring 8 acting on the winding wheel 5 is smaller than the torque of the inner rod 1 acting on the winding wheel 5 through the gravity.
During the use, when staff upwards promoted interior pole 1, interior pole 1 lower extreme acted as go-between 6 upwards removal, clockwork spring 8 area winding wheel 5 rotates to make 6 winding of acting as go-between on winding wheel 5, when loosening interior pole 1 again, the moment of torsion of interior pole 1's gravity effect on winding wheel 5 was greater than the moment of torsion of clockwork spring 8 elasticity effect on winding wheel 5, and then the gravity of interior pole 1 makes unidirectional motion device 7 have the trend of reverse motion, block winding wheel 5 through unidirectional motion device 7, prevent interior pole 1 automatic falling downwards.
Referring to fig. 2 and 4, the unidirectional movement device 7 includes a ratchet wheel 71, a pawl 72 and a spring 73, the ratchet wheel 71 is coaxially fixed on the winding wheel 5, one end of the pawl 72 is rotatably connected to the mounting seat 4, the other end is engaged with the ratchet wheel 71, one end of the spring 73 is fixed on the mounting seat 4, the other end is fixed on the pawl 72, so that the spring 73 pulls the pawl 72 to engage with the ratchet wheel 71. Ratchet 71 is unidirectionally rotatable by pawl 72. An opening device 9 is connected to the pawl 72, and the opening device 9 is used for opening the pawl 72 from the ratchet wheel 71, so that the ratchet wheel 71 can rotate reversely, and the inner rod 1 can be conveniently retracted into the outer rod 2.
Referring to fig. 4, the opening device 9 includes a rotating shaft 91 and a handle 92, the rotating shaft 91 is rotatably connected to the mounting seat 4, the pawl 72 is rotatably connected to the mounting seat 4 through the rotating shaft 91, the pawl 72 is fixedly connected to the rotating shaft 91, one end of the rotating shaft 91 extends out of the mounting seat 4, and one end of the rotating shaft 91 extending out of the mounting seat 4 is used for fixing the handle 92. The staff rotates the handle 92 outside the mounting seat 4, so that the pawl 72 is disengaged from the ratchet wheel 71, the staff presses the inner rod 1 downwards and under the gravity of the inner rod 1, the inner rod 1 can be retracted towards the inside of the outer rod 2, and therefore the total height of the inner rod 1 and the outer rod 2 can be adjusted and stored conveniently.
Referring to fig. 1 and 2, the mounting seat 4 includes an upper portion 41 and a lower portion 42, the upper portion 41 and the lower portion 42 are integrally formed, mounting holes 43 have been all opened on the lower portion 42 and the upper portion 41, the mounting holes 43 are vertically arranged, the lower portion 42 is sleeved on the upper end of the outer rod 2 through the mounting holes 43, the inner rod 1 extends out of the mounting holes 43 of the upper portion 41, notches 44 have been opened on the lower portion 42, the notches 44 are communicated with the mounting holes 43, so that two sides of the notches 44 are separated, a fixing bolt 45 is connected to the mounting seat 4 through a thread, the fixing bolt 45 penetrates through two sides of the notches 44, the relative distance between two sides of the notches 44 is reduced by using the fixing bolt 45, and the mounting seat 4 is fixed. Still be provided with spirit level 10 on mount pad 4, spirit level 10 fixes the upper surface at upper portion 41, uses spirit level 10 can make things convenient for the staff to inspect the levelness of interior pole 1 and outer pole 2.
In the second embodiment, referring to fig. 5, the RTK centering rod for preventing height change disclosed by the present invention is different from the first embodiment in that: the opening device 9 comprises a pull ring 93 and a rope chain 94, the rope chain 94 is made of metal materials, a through hole 95 is formed in the mounting seat 4, the rope chain 94 is located in the through hole 95, one end of the rope chain 94 is fixed on the pawl 72, the other end of the rope chain 94 extends out of the mounting seat 4 from the position of the through hole 95 and is connected with the pull ring 93, and the position ring is located outside the mounting seat 4. The operator pulls the pull ring 93 on the outside of the mounting 4, causing the pull ring 93 to pull the pawl 72 with the chain 94 off the ratchet 71, thereby releasing the pawl 72 from control of the ratchet 71.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. The utility model provides a prevent RTK centering rod of high change, includes interior pole (1) and outer pole (2), and interior pole (1) one end is inserted in outer pole (2), its characterized in that: the upper end of outer pole (2) is fixed and is provided with mount pad (4), be provided with winding wheel (5) in mount pad (4), winding wheel (5) rotate to be connected on mount pad (4), winding wheel (5) are gone up to fix and are provided with one-way motion device (7), be provided with acting as go-between (6) on winding wheel (5), acting as go-between (6) one end is fixed on winding wheel (5), and the other end is fixed in lower part (42) of interior pole (1).
2. The RTK centering rod for preventing height change of claim 1, wherein: the unidirectional movement device (7) comprises a ratchet wheel (71), a pawl (72) and a spring (73), the ratchet wheel (71) is coaxially fixed on the winding wheel (5), one end of the pawl (72) is rotatably connected to the mounting seat (4), the other end of the pawl is matched with the ratchet wheel (71), one end of the spring (73) is fixed on the pawl (72), and the other end of the spring is fixed on the mounting seat (4).
3. The RTK centering rod for preventing height change of claim 2, wherein: ratchet (71) are connected with clockwork spring (8), and clockwork spring (8) are the vortex structure, on one end fixed mounting seat (4) of clockwork spring (8), the other end is fixed with winding wheel (5), the moment of torsion of the elasticity effect of clockwork spring (8) on winding wheel (5) is less than the moment of torsion of the gravity effect of interior pole (1) on winding wheel (5).
4. The RTK centering rod for preventing height change of claim 2 or 3, characterized in that: an opening device (9) for opening the ratchet wheel (71) and the pawl (72) is connected to the pawl (72).
5. The RTK centering rod for preventing height change of claim 4, characterized in that: the opening device (9) comprises a rotating shaft (91) and a handle (92), the pawl (72) is rotatably connected to the mounting seat (4) through the rotating shaft (91), and one end of the rotating shaft (91) extends out of the mounting seat (4) to be connected with the handle (92).
6. The RTK centering rod for preventing height change of claim 4, characterized in that: the opening device (9) comprises a pull ring (93) and a rope chain (94), the pull ring (93) is located outside the installation seat (4), a through hole (95) is formed in the installation seat (4), the rope chain (94) is located in the through hole (95), one end of the rope chain (94) is fixed with the pawl (72), and the other end of the rope chain is fixed with the pull ring (93).
7. The RTK centering rod for preventing height change of claim 1, wherein: the mounting seat (4) comprises an upper portion (41) and a lower portion (42), the upper portion (41) and the lower portion (42) are integrally formed, a mounting hole (43) is formed in the mounting seat (4), the mounting hole (43) is sleeved at one end of the outer rod (2) connected with the inner rod (1), a notch (44) is formed in the lower portion (42), a fixing bolt (45) is arranged at the position of the notch (44), the fixing bolt (45) penetrates through the notch (44), and the fixing bolt (45) is connected to two sides of the notch (44).
8. The RTK centering rod for preventing height change of claim 1, wherein: a level gauge (10) is arranged on the mounting seat (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921942376.9U CN210486900U (en) | 2019-11-11 | 2019-11-11 | Prevent RTK centering rod of height change |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921942376.9U CN210486900U (en) | 2019-11-11 | 2019-11-11 | Prevent RTK centering rod of height change |
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| Publication Number | Publication Date |
|---|---|
| CN210486900U true CN210486900U (en) | 2020-05-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921942376.9U Active CN210486900U (en) | 2019-11-11 | 2019-11-11 | Prevent RTK centering rod of height change |
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| CN (1) | CN210486900U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114383587A (en) * | 2022-03-24 | 2022-04-22 | 金田产业发展(山东)集团有限公司 | High-precision surveying device for urban and rural planning |
-
2019
- 2019-11-11 CN CN201921942376.9U patent/CN210486900U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114383587A (en) * | 2022-03-24 | 2022-04-22 | 金田产业发展(山东)集团有限公司 | High-precision surveying device for urban and rural planning |
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Address after: 463000 Building 1, guiyueyuan, south of Wenhua Road, Zhumadian City, Henan Province Patentee after: Juxin Information Engineering Co.,Ltd. Address before: 463000 Building 1, guiyueyuan, south of Wenhua Road, Zhumadian City, Henan Province Patentee before: Henan Juxin survey planning and Design Co.,Ltd. |