CN109140198A - A kind of geodesic survey centralising device - Google Patents
A kind of geodesic survey centralising device Download PDFInfo
- Publication number
- CN109140198A CN109140198A CN201810838430.9A CN201810838430A CN109140198A CN 109140198 A CN109140198 A CN 109140198A CN 201810838430 A CN201810838430 A CN 201810838430A CN 109140198 A CN109140198 A CN 109140198A
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- Prior art keywords
- electric pushrod
- rod
- centering rod
- strut
- push
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- 238000000034 method Methods 0.000 claims abstract description 6
- 238000001514 detection method Methods 0.000 claims description 6
- 230000008602 contraction Effects 0.000 claims description 5
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 238000005259 measurement Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003472 neutralizing effect Effects 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
Classifications
-
- 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
- F16M11/32—Undercarriages for supports with three or more telescoping legs
-
- 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
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
- F16M11/043—Allowing translations
-
- 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
- F16M11/02—Heads
- F16M11/18—Heads with mechanism for moving the apparatus relatively to the stand
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C15/00—Surveying instruments or accessories not provided for in groups G01C1/00 - G01C13/00
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Force Measurement Appropriate To Specific Purposes (AREA)
- Position Fixing By Use Of Radio Waves (AREA)
Abstract
The invention discloses a kind of geodesic survey centralising devices, the upper end of its centering rod is equipped with the support joint of connection geodetic apparatus, the lower end of centering rod is equipped with tripod leg structure, the support base of support circular bubble is additionally provided on the side wall of centering rod, tripod leg structure includes the first leg that upper end is hinged with the side wall of centering rod lower end respectively, first leg and third supporting leg, it further include the sliding annular seating that sliding sleeve is set on centering rod, sliding annular seating is hinged with three supporting legs respectively by push-pull rod, each supporting leg end is equipped with electric pushrod, and pressure sensor is equipped on the push rod cup of electric pushrod, each pressure sensor is connect with microprocessor, microprocessor is also connected with the control button group for controlling each electric pushrod.For the present invention when to middle adjustment, operating process is simple, and operating automation degree is high, can effectively level and easily keep, greatly very high geodesic survey working efficiency.
Description
Technical field
The present invention relates to earth measurement equipment field, in particular to a kind of geodesic survey centralising device.
Background technique
Conventional geodesic survey observation is to carry out centering using plumb bob, optical centering device or laser in.It, can when observation
Flexible tripod opens, and frame is fixed on tripod above point to be observed, by pedestal with connecting screw, carries out whole to neutralizing
Flat, such accuracy of alignment is not high, image accuracy of observation.It is troublesome in poeration during centralising device adjustment, it is difficult to effective to adjust
It puts down, since its operation is usually single progress, difficulty is larger when operating, it is difficult to which the completion centering of convenience and high-efficiency adjusts, shadow
Measurement working efficiency is rung.
Summary of the invention
The purpose of the present invention is overcoming above-mentioned problems of the prior art, a kind of single convenience and high-efficiency operation is provided
Geodesic survey centralising device.
The technical scheme is that a kind of geodesic survey centralising device, including centering rod, the upper end of the centering rod
Support joint equipped with connection geodetic apparatus, the lower end of centering rod are equipped with tripod leg structure, on the side wall of centering rod
It is additionally provided with the support base for being used to support circular bubble, the tripod leg structure includes side of the upper end respectively with centering rod lower end
First leg, first leg and the third supporting leg that wall is hinged；The first leg includes the first connection strut, the first connection
The upper end of strut and the side wall of the centering rod lower end are hinged, the lower end of the first connection strut and the push rod of the first electric pushrod
Seat is fixedly connected, and the central axis that the push rod central axis of first electric pushrod connect strut with first is in same straight line
On, the push rod end of the first electric pushrod is set as being used to support in tip-shape on ground, and the tip-shape end of push rod end
On be additionally provided with first pressure sensor；Second supporting leg include second connection strut, second connection strut upper end with it is described
The side wall of centering rod lower end is hinged, and the lower end of the second connection strut is fixedly connected with the ram seat of the second electric pushrod, described
The central axis that the push rod central axis of second electric pushrod connect strut with second is on same straight line, the second electric pushrod
Push rod end be set as being used to support in tip-shape on ground, and be additionally provided with second pressure on the tip-shape end of push rod end
Sensor；The third supporting leg includes third connection strut, and third connects the upper end of strut and the side wall of the centering rod lower end
It is hinged, the lower end of third connection strut is fixedly connected with the ram seat of third electric pushrod, and the third electric pushrod pushes away
The central axis that bar central axis connect strut with third is on same straight line, and the push rod end of third electric pushrod is set as using
It is tip-shape on ground in being supported in, and third pressure sensor is additionally provided on the tip-shape end of push rod end；Described first
Lower end of the middle part of connection strut, the second connection strut and third connection strut respectively with a push-pull rod is hinged, push-pull rod
The sliding annular seating that is set on centering rod of upper end and sliding sleeve be hinged, the sliding annular seating is equipped with to be slided for fixed
The locking mechanism of relative position between annular seating and centering rod；The inside of the centering rod is additionally provided with microprocessor and power supply mould
Block, the microprocessor respectively with the first pressure sensor, second pressure sensor and third pressure sensor signal
Connection；Microprocessor is also connect, by the second control button with the first electric pushrod signal respectively by the first control button group
Group connect with the second electric pushrod signal, is connect by third control button group with third electric pushrod signal；The micro process
Device is electrically connected with power module；The first control button group, the second control button group and third control button group be used for
The microprocessor sends control electric pushrod corresponding with respective control button group and is shunk or pushed away the signal stretched, described
After microprocessor receives the contraction or pushes away the signal stretched, controls corresponding electric pushrod and shrink or push away and stretch, pushed away when this is electronic
Bar is in push away and stretch during, the pressure sensor on the electric pushrod sends detected pressure detection value in real time
It is electronic to default this when the pressure detection value that the microprocessor receives reaches pressure set points to the microprocessor
Supporting leg where push rod has been supported on ground, then microprocessor controls electric pushrod stopping and pushes away and stretches and it is kept to push away elongation
It spends constant.
First control button group described above includes the first retraction button for shrinking the first electric pushrod and makes first
Electric pushrod, which pushes away first stretched and pushes away, stretches button；The second control button group includes that shrink the second electric pushrod second shrinks
Button and make the second electric pushrod push away second stretched and push away to stretch button；The third control button group includes making third electric pushrod
The third retraction button of contraction and make third electric pushrod push away the third stretched and push away to stretch button.
Above-mentioned first retraction button, first, which push away, to be stretched button, the second retraction button, second pushes away and stretch button, third retraction button
And third pushes away and stretches button and be set on control panel, control panel is set on the side wall of centering rod.
Be additionally provided on above-mentioned control panel connect respectively with the microprocessor signals for making the first electric pushrod, the
Two electric pushrods and third electric pushrod push away always pushing away of stretching simultaneously and stretch button and for making the first electric pushrod, second electronic
Total retraction button that push rod and third electric pushrod are shunk simultaneously.
Sliding between above-mentioned sliding annular seating and centering rod is arranged structure are as follows: is offered on the centering rod along its longitudinal direction
Sliding slot, open up on the sliding annular seating inner sidewall fluted, the annular cover for seat of the sliding is set on centering rod, and described
Sliding block is equipped between sliding slot and groove, wherein the left-half of sliding block is matched and is slidably connected with the sliding slot, and right the half of sliding block
Part is located in the groove；It is located at groove on the side wall of the sliding annular seating and offers the screw thread communicated with the groove
Through-hole, the tapped through hole internal screw thread are connected with clamping screw, make clamping screw by precession or the back-out clamping screw
Tight against firmly sliding block or loosen sliding block, to reach the mesh for locking or unlocking relative position between the sliding annular seating and centering rod
's.
The upper end of above-mentioned centering rod is Telescopic rod structure, and the Telescopic rod structure is for adjusting the support joint in vertical side
Upward height, the Telescopic rod structure include one in the telescopic rod of vertical direction adjusting height and for locking described stretch
The support joint, the lower end insertion of telescopic rod is arranged in the flexible rod lock mechanism of bar collapsing length, the top of the telescopic rod
Upper end is set as inside the centering rod of hollow structure.
Its longitudinal direction of the lower end edge of above-mentioned centering rod, which is also provided with, connect strut, the second connection strut and the with described first
Three connection one-to-one three accommodating grooves of strut.
Above-mentioned microprocessor is MSP430 single-chip microcontroller.
Beneficial effects of the present invention: in the embodiment of the present invention, providing a kind of geodesic survey centralising device, in use,
By the way that annular seating will be slided along centering rod upward sliding pull-up, and the phase for sliding annular seating and centering rod is locked by locking mechanism
To position, so that strut is stable expands for three connections of tripod supporting leg, then centering rod is supported in survey vertically
At amount point, after the vertical degree that centering rod is adjusted by circular bubble thereon, the first control button group, second is respectively started
Control button group and third control button group make three electric pushrods on three connection struts push away stretch out respectively (can also be with
By directly press always push away stretch button be completed at the same time three electric pushrods push away stretch starting work), when each electric pushrod
After set pressure sensor detects that pressure reaches setup pressure value on push rod cup, then it is automatically stopped to push away and stretches, at this time centering rod
Do not change its it is vertical spend in the case where can be stable be supported in measurement point, when needing to store this centralising device, can pass through
It directly presses total retraction button to come while shrinking three electric pushrods, then unlocks locking mechanism, and then store three supporting legs.This
The centralising device provided is invented when to middle adjustment, operating process is simple, and operating automation degree is high, can effectively level
And easily keep, it can be efficiently completed in one man operation to middle adjustment, greatly very high geodesic survey working efficiency.
Detailed description of the invention
Fig. 1 is overall structure diagram of the invention；
Sliding of the Fig. 2 between sliding annular seating and centering rod of the invention is arranged structural schematic diagram；
Fig. 3 is that electric system of the invention connects block diagram.
Specific embodiment
With reference to the accompanying drawing, the specific embodiment of the present invention is described in detail, it is to be understood that of the invention
Protection scope be not limited by the specific implementation.
Referring to Fig. 1 and Fig. 3, the embodiment of the invention provides a kind of geodesic survey centralising device, including centering rod 1, institutes
The upper end for stating centering rod 1 is equipped with the support joint 22 of connection geodetic apparatus, and the lower end of centering rod 1 is equipped with tripod supporting leg knot
Structure is additionally provided with the support base 23 for being used to support circular bubble on the side wall of centering rod 1, and the tripod leg structure includes upper end
First leg, first leg and the third supporting leg being hinged respectively with the side wall of 1 lower end of centering rod；The first leg includes
The side wall of first connection strut 3, the upper end and 1 lower end of centering rod of the first connection strut 3 is hinged, the first connection strut 3
Lower end be fixedly connected with the ram seat of the first electric pushrod 6, the push rod central axis of first electric pushrod 6 and first connect
The central axis for connecing strut 3 is on same straight line, and the push rod end of the first electric pushrod 6 is set as being used to support on ground
It is tip-shape, and first pressure sensor 9 is additionally provided on the tip-shape end of push rod end；Second supporting leg includes the second connection
The side wall of upper end and 1 lower end of centering rod of strut 4, the second connection strut 4 is hinged, the lower end of the second connection strut 4 and
The ram seat of second electric pushrod 7 is fixedly connected, and the push rod central axis of second electric pushrod 7 connect strut 4 with second
Central axis be on same straight line, the push rod end of the second electric pushrod 7 is set as being used to support in tip-shape on ground,
And second pressure sensor 10 is additionally provided on the tip-shape end of push rod end；The third supporting leg includes third connection strut 5,
The side wall of the upper end and 1 lower end of centering rod of third connection strut 5 is hinged, and third connects lower end and the third electricity of strut 5
The ram seat of dynamic push rod 8 is fixedly connected, and the push rod central axis of the third electric pushrod 8 connect the center of strut 5 with third
Axis is on same straight line, and the push rod end of third electric pushrod 8 is set as being used to support in tip-shape on ground, and push rod
Third pressure sensor 11 is additionally provided on the tip-shape end of end；It is described first connection strut 3, second connect strut 4 and
Lower end of the middle part respectively with a push-pull rod 12 of third connection strut 5 is hinged, and the upper end of push-pull rod 12 and sliding sleeve are set to pair
Sliding annular seating 2 on middle bar 1 is hinged, and the sliding annular seating 2 is equipped with for fixed sliding annular seating 2 and centering rod 1
Between relative position locking mechanism；The inside of the centering rod 1 is additionally provided with microprocessor 16 and power module, micro- place
Reason device is connect with the first pressure sensor 9, second pressure sensor 10 and 11 signal of third pressure sensor respectively；It is micro-
Processor 16 also connect with 6 signal of the first electric pushrod by the first control button group respectively, pass through the second control button group and
The connection of second electric pushrod, 7 signal is connect by third control button group with 8 signal of third electric pushrod；The microprocessor
16 are electrically connected with power module；The first control button group, the second control button group and third control button group be used for
The microprocessor 16 sends control electric pushrod corresponding with respective control button group and is shunk or pushed away the signal stretched, institute
Microprocessor 16 is stated to receive the contraction or after pushing away the signal stretched, control corresponding electric pushrod and shrink or push away and stretch, when the electricity
Dynamic push rod is in push away and stretch during, the pressure sensor on the electric pushrod is real-time by detected pressure detection value
It is sent to the microprocessor 16, when the pressure detection value that the microprocessor 16 receives reaches pressure set points, is write from memory
Supporting leg where recognizing the electric pushrod has been supported on ground, then microprocessor 16 controls electric pushrod stopping and pushes away and stretches and protect
Holding it, to push away elongation constant.
Further, the first control button group include make the first electric pushrod 6 shrink the first retraction button and
So that the first electric pushrod 6 is pushed away first stretched and is pushed away and stretches button；The second control button group includes shrinking the second electric pushrod 7
Second retraction button and make the second electric pushrod 7 push away second stretched and push away to stretch button；The third control button group includes making the
The third retraction button and make third electric pushrod 8 push away the third stretched and push away to stretch button that three electric pushrods 8 are shunk.
Further, first retraction button, first, which push away, stretches button, the second retraction button, second pushes away and stretch button, third
Retraction button and third, which push away, stretches button and is set on control panel 17, and control panel 17 is set on the side wall of centering rod 1.
Further, be additionally provided on the control panel 17 connect respectively with 16 signal of microprocessor for making the
One electric pushrod 6, the second electric pushrod 7 and third electric pushrod 8 push away always pushing away of stretching simultaneously and stretch button 18 and for making the
Total retraction button 19 that one electric pushrod 6, the second electric pushrod 7 and third electric pushrod 8 are shunk simultaneously.
Further, referring to fig. 2, the sliding between the sliding annular seating 2 and centering rod 1 is arranged structure are as follows: described right
It is offered on middle bar 1 and opens up fluted 25 along its longitudinal sliding slot 13,2 inner sidewall of sliding annular seating, the slip ring
Shape seat 2 is sheathed on centering rod 1, and sliding block 14 is equipped between the sliding slot 13 and groove 25, wherein the left side of sliding block 14
Divide and match and be slidably connected with the sliding slot 13, the right half part of sliding block 14 is located in the groove 25；The sliding annular seating 2
Side wall on be located at groove 25 and offer the tapped through hole 26 communicated with the groove 25,26 internal screw thread of tapped through hole connects
It is connected to clamping screw 15, by precession or the clamping screw 15 is screwed out to make clamping screw 15 tight against firmly sliding block 14 or loosens cunning
Block 14, to achieve the purpose that lock or unlock relative position between the sliding annular seating 2 and centering rod 1.
Further, the upper end of the centering rod 1 is Telescopic rod structure, which connects for adjusting the support
First 22 height in the vertical direction, the Telescopic rod structure include one vertical direction adjust height telescopic rod 21 and use
It is connect in the top setting support of the flexible rod lock mechanism 20 for locking 21 collapsing length of telescopic rod, the telescopic rod 21
First 22, the lower end insertion upper end of telescopic rod 21 is set as inside the centering rod 1 of hollow structure.
Further, its longitudinal direction of the lower end edge of the centering rod 1, which is also provided with, connect the company of strut 3, second with described first
Connect strut 4 and third connection 5 one-to-one three accommodating grooves 24 of strut.
Further, the microprocessor 16 is MSP430 single-chip microcontroller.
In conclusion the present invention provides a kind of geodesic survey centralising devices, in use, by that will slide annular seating edge
Centering rod upward sliding pull-up, and the relative position for sliding annular seating and centering rod is locked by locking mechanism, so that three
Strut is stable expands for three connections of foot prop supporting leg, centering rod is then supported in measurement point vertically, by thereon
After vertical degree of the circular bubble to adjust centering rod, the first control button group, the second control button group and the is respectively started
Three control button groups make three electric pushrods on three connection struts push away to stretch out respectively and (can also always push away by directly pressing
Button is stretched to be completed at the same time pushing away for three electric pushrods and stretch starting work), when pressure set on the push rod cup of each electric pushrod
It after force snesor detects that pressure reaches setup pressure value, is then automatically stopped to push away and stretch, centering rod is not changing its vertical degree at this time
In the case where can be stable be supported in measurement point, when needing to store this centralising device, can be pressed by directly pressing total shrink
Button comes while shrinking three electric pushrods, then unlocks locking mechanism, and then store three supporting legs.Centering dress provided by the invention
It sets when to middle adjustment, operating process is simple, and operating automation degree is high, can effectively level and easily keep, energy
It is enough to be efficiently completed in one man operation to middle adjustment, greatly very high geodesic survey working efficiency.
Disclosed above is only several specific embodiments of the invention, and still, the embodiment of the present invention is not limited to this, is appointed
What what those skilled in the art can think variation should all fall into protection scope of the present invention.
Claims (8)
1. a kind of geodesic survey centralising device, including centering rod (1), the upper end of the centering rod (1) is equipped with connection the earth and surveys
The support joint (22) of device is measured, the lower end of centering rod (1) is equipped with tripod leg structure, also sets on the side wall of centering rod (1)
Have the support base (23) for being used to support circular bubble, which is characterized in that the tripod leg structure include upper end respectively with it is right
First leg, first leg and the third supporting leg that the side wall of middle bar (1) lower end is hinged；
The first leg includes the first connection strut (3), the upper end and the centering rod (1) lower end of the first connection strut (3)
Side wall be hinged, first connection strut (3) lower end be fixedly connected with the ram seat of the first electric pushrod (6), described first
The central axis that the push rod central axis of electric pushrod (6) connect strut (3) with first is on same straight line, and first electronic pushes away
The push rod end of bar (6) is set as being used to support in tip-shape on ground, and is additionally provided on the tip-shape end of push rod end
One pressure sensor (9)；Second supporting leg include second connection strut (4), second connection strut (4) upper end with it is described right
The side wall of middle bar (1) lower end is hinged, the lower end of the second connection strut (4) and the fixed company of the ram seat of the second electric pushrod (7)
It connects, the central axis that the push rod central axis of second electric pushrod (7) connect strut (4) with second is in same straight line
On, the push rod end of the second electric pushrod (7) is set as being used to support in tip-shape on ground, and the tip-shape end of push rod end
Second pressure sensor (10) are additionally provided on head；The third supporting leg includes third connection strut (5), and third connects strut (5)
The side wall of upper end and the centering rod (1) lower end be hinged, third connects the lower end and third electric pushrod (8) of strut (5)
Ram seat be fixedly connected, the push rod central axis of the third electric pushrod (8) connect the central axis of strut (5) with third
On same straight line, the push rod end of third electric pushrod (8) is set as being used to support in tip-shape on ground, and push rod end
Third pressure sensor (11) are additionally provided on the tip-shape end at end；
The middle part of first connection strut (3), the second connection strut (4) and third connection strut (5) is pushed and pulled with one respectively
The lower end of bar (12) is hinged, and the sliding annular seating (2) that the upper end of push-pull rod (12) is set on centering rod (1) with sliding sleeve is mutually cut with scissors
It connects, sliding annular seating (2) is equipped with the locking for relative position between fixed sliding annular seating (2) and centering rod (1)
Mechanism；
The inside of the centering rod (1) is additionally provided with microprocessor (16) and power module, the microprocessor respectively with it is described
First pressure sensor (9), second pressure sensor (10) and the connection of third pressure sensor (11) signal；Microprocessor
(16) also connect with the first electric pushrod (6) signal by the first control button group respectively, pass through the second control button group and the
The connection of two electric pushrods (7) signal is connect by third control button group with third electric pushrod (8) signal；The micro process
Device (16) is electrically connected with power module；
The first control button group, the second control button group and third control button group are used for the microprocessor (16)
It sends control electric pushrod corresponding with respective control button group and is shunk or pushed away the signal stretched, the microprocessor (16)
After receiving the contraction or pushing away the signal stretched, controls corresponding electric pushrod and shrink or push away and stretch, pushed away when the electric pushrod is in
During stretching, detected pressure detection value is sent to described micro- by the pressure sensor on the electric pushrod in real time
It is electronic to default this when the pressure detection value that the microprocessor (16) receives reaches pressure set points for processor (16)
Supporting leg where push rod has been supported on ground, then microprocessor (16) controls electric pushrod stopping and pushes away and stretches and it is kept to push away
Elongation is constant.
2. a kind of geodesic survey centralising device as described in claim 1, which is characterized in that the first control button group packet
It includes the first retraction button for shrinking the first electric pushrod (6) and the first electric pushrod (6) is made to push away first stretched and push away and stretch button；
The second control button group includes the second retraction button for shrinking the second electric pushrod (7) and makes the second electric pushrod
(7) it pushes away second stretched and pushes away and stretch button；The third control button group includes that the third contraction for shrinking third electric pushrod (8) is pressed
Button and make third electric pushrod (8) push away the third stretched and push away to stretch button.
3. a kind of geodesic survey centralising device as claimed in claim 2, which is characterized in that first retraction button, the
One pushes away and stretches button, the second retraction button, second pushes away to stretch button, third retraction button and third and push away and stretch button and be set to control plane
On plate (17), control panel (17) is set on the side wall of centering rod (1).
4. a kind of geodesic survey centralising device as claimed in claim 3, which is characterized in that on the control panel (17) also
Equipped with respectively connect with the microprocessor (16) signal for make the first electric pushrod (6), the second electric pushrod (7) and
Third electric pushrod (8) pushes away always pushing away of stretching simultaneously and stretches button (18) and for making the first electric pushrod (6), the second electric pushrod
(7) and third electric pushrod (8) simultaneously shrink total retraction button (19).
5. a kind of geodesic survey centralising device as described in claim 1, which is characterized in that the sliding annular seating (2) and
Sliding between centering rod (1) is arranged structure are as follows: is offered on the centering rod (1) along its longitudinal sliding slot (13), the cunning
It is opened up fluted (25) on dynamic annular seating (2) inner sidewall, the sliding annular seating (2) is sheathed on centering rod (1), and described
Sliding block (14) are equipped between sliding slot (13) and groove (25), wherein the left-half of sliding block (14) matches simultaneously with the sliding slot (13)
It is slidably connected, the right half part of sliding block (14) is located in the groove (25)；It is located on the side wall of sliding annular seating (2) recessed
The tapped through hole (26) communicated with the groove (25) is offered at slot (25), tapped through hole (26) internal screw thread is connected with lock
Tight bolt (15) makes clamping screw (15) tight against firmly sliding block (14) by precession or the back-out clamping screw (15) or loosens
Sliding block (14), to achieve the purpose that lock or unlock relative position between the sliding annular seating (2) and centering rod (1).
6. a kind of geodesic survey centralising device as described in claim 1, which is characterized in that the upper end of the centering rod (1)
For Telescopic rod structure, which is used to adjust the height of the support joint (22) in the vertical direction, described flexible
Rod structure includes one in the telescopic rod (21) of vertical direction adjusting height and for locking the telescopic rod (21) collapsing length
Flexible rod lock mechanism (20), the top of the telescopic rod (21) is arranged the support joint (22), under telescopic rod (21)
The centering rod (1) that end insertion upper end is set as hollow structure is internal.
7. a kind of geodesic survey centralising device as described in claim 1, which is characterized in that the lower end of the centering rod (1)
It is also provided with along its longitudinal direction and connect strut (3), the second connection strut (4) and third connection strut (5) one by one with described first
Corresponding three accommodating grooves (24).
8. a kind of geodesic survey centralising device as described in claim 1, which is characterized in that the microprocessor (16) is
MSP430 single-chip microcontroller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| CN110207989A (en) * | 2019-05-29 | 2019-09-06 | 太原理工大学 | A kind of engine pedestal automatic centering regulating system |
| KR102069117B1 (en) * | 2019-11-07 | 2020-01-22 | 주식회사 삼인공간정보 | Structure of tripod for geodetic surveying |
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| KR102081915B1 (en) * | 2019-09-09 | 2020-02-26 | 이완복 | Accuracy geodetic surveying method with staff |
| CN113551104A (en) * | 2021-07-23 | 2021-10-26 | 武汉广航之星科技有限公司 | Support for high-definition video conference camera |
| CN114705173A (en) * | 2022-04-11 | 2022-07-05 | 山东省物化探勘查院 | Centering device for geodetic survey |
| CN118274231A (en) * | 2024-05-29 | 2024-07-02 | 长沙核工业工程勘察院有限公司 | Mapping instrument positioning equipment for engineering mapping |
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| CN110207989B (en) * | 2019-05-29 | 2021-12-14 | 太原理工大学 | Automatic centering and adjusting system for engine rack |
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| CN113551104A (en) * | 2021-07-23 | 2021-10-26 | 武汉广航之星科技有限公司 | Support for high-definition video conference camera |
| CN114705173A (en) * | 2022-04-11 | 2022-07-05 | 山东省物化探勘查院 | Centering device for geodetic survey |
| CN114705173B (en) * | 2022-04-11 | 2024-03-29 | 山东省物化探勘查院 | Centering device for geodetic survey |
| CN118274231A (en) * | 2024-05-29 | 2024-07-02 | 长沙核工业工程勘察院有限公司 | Mapping instrument positioning equipment for engineering mapping |
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