CN204788396U - High accuracy survey and drawing centering rod - Google Patents
High accuracy survey and drawing centering rod Download PDFInfo
- Publication number
- CN204788396U CN204788396U CN201520507623.8U CN201520507623U CN204788396U CN 204788396 U CN204788396 U CN 204788396U CN 201520507623 U CN201520507623 U CN 201520507623U CN 204788396 U CN204788396 U CN 204788396U
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- CN
- China
- Prior art keywords
- grip block
- centering rod
- connecting link
- connecting pipe
- boss
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a high accuracy survey and drawing centering rod, including prism subassembly, arris mirror holders frame and centering rod, the prism subassembly through pivot swivelling joint on arris mirror holders frame, arris mirror holders put up coupling assembling and centering rod fixed connection, the bottom of arris mirror holders frame is provided with cylindric boss, coupling assembling includes connecting pipe, grip block and connecting rod, the inside wall of connecting pipe is provided with the recess that is used for the holding grip block, the lateral wall of connecting pipe is provided with the through hole that communicates with the groove phase, the one end of connecting rod is passed the through hole and is connected with the grip block, and the other end of connecting rod is provided with locking device, through the locking device locking joint pole, the grip block can carry out fixed clamp to the boss. The utility model discloses a locking device locks the connecting rod to promote the connecting rod at the through hole internal motion, thereby it decides to make the grip block press from both sides the fastening to the boss, has made things convenient for the fixed of prism subassembly and rotation.
Description
Technical field
The utility model relates to a kind of mapping equipment technical field, more particularly, it relates to a kind of high precision mapping centering rod.
Background technology
Mapping centering rod is as aligning equipment indispensable in mapping, purposes is widely had in mapping, at present, the connector that the prism group of existing centering rod and the connecting portion of centering rod adopt aluminium alloy to make usually, connector periphery arranges locating slot, then by the mode of the clamp nut locking on Connection Block, because prism group needs often to change direction, set nut needs often dismounting, again because connector is that aluminum is made, thus cause connector, gap between Connection Block gets more and more, the accuracy of alignment of centering rod in mapping process also can be greatly affected.
Utility model content
For the deficiency that prior art exists, it is easier for installation that the purpose of this utility model is to provide a kind of prism assemblies, the fixing mapping of high precision more reliably centering rod.
For achieving the above object, the utility model provides following technical scheme: a kind of high precision mapping centering rod, and comprise prism assemblies, prism bracket and centering rod, prism assemblies is rotatably connected on prism bracket by rotating shaft, prism bracket is fixedly connected with centering rod by coupling assembling
The bottom of described prism bracket is provided with columned boss;
Described coupling assembling comprises connecting pipe, grip block and connecting link;
The madial wall of described connecting pipe is provided with the groove for accommodating grip block;
The lateral wall of described connecting pipe is provided with the through hole be connected with groove;
One end of described connecting link is connected with grip block through through hole, and the other end of described connecting link is provided with locking device;
Lock connecting link by locking device, described grip block can be fixed clamping to boss.
By adopting technique scheme, the bore of connecting pipe is greater than the bore of boss, during installation, grip block is contained in groove, the boss of prism bracket is installed in connecting pipe, then use locking device to be locked by connecting link, thus connecting link is by the central motion of through hole to connecting pipe, thus drive grip block to the central motion of connecting pipe, thus boss is clamped; Open locking device during dismounting, the blessing power of grip block to boss weakens, and boss can remove easily in connecting pipe, facilitates the dismounting of prism assemblies; Solve traditional centering rod often to dismantle set nut and cause gap between connector and Connection Block to get more and more simultaneously, cause the problem of the accuracy of alignment step-down of centering rod.
The utility model is set to further: described connecting link is conflicted relative to the other end of grip block and is connected with revolving part, and described revolving part is convexly equipped with press section, and described press section is by revolving part rotary squeezing connecting link.
The utility model is set to further: described locking device comprises the fixture block be arranged on the lateral wall of connecting pipe, and described revolving part is provided with pivot arm, and described pivot arm is provided with draw-in groove, and described fixture block matches with draw-in groove.
The utility model is set to further: described connecting pipe is provided with the storage tank for accommodating revolving part.
The utility model is set to further: described connecting link is provided with pallet relative to one end of press section.
The utility model is set to further: described connecting link is arranged with elastic component, and described elastic component is conflicted and is connected between storage tank and pallet.
The utility model is set to further: described grip block is that arc-shaped structure is arranged.
The utility model is set to further: described grip block and connective pole are threaded connection.
The utility model structure is simple, easy to operate, by rotating described revolving part, the press section of revolving part is made to act on connecting link, make connecting link to the central motion of connecting pipe, thus drive grip block to clamp boss, thus effectively prevent the trouble of traditional centering rod dismounting set nut, also solve traditional centering rod simultaneously and often dismantle set nut and cause connector and Connection Block gap to get more and more the problem causing accuracy of alignment to reduce.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model high precision mapping centering rod;
Fig. 2 is the structural representation of the coupling assembling in Fig. 1;
Fig. 3 is the structural representation of the connecting pipe in Fig. 2;
Fig. 4 is the structural representation of the grip block in Fig. 2.
Accompanying drawing illustrates: 1, board; 2, prism assemblies; 3, prism bracket; 31, boss; 4, centering rod; 5, bracing frame; 6, coupling assembling; 61, connecting pipe; 611, groove; 612, through hole; 613, storage tank; 62, grip block; 621, threaded hole; 63, connecting link; 64, elastic component; 65, pallet; 7, locking device; 71, fixture block; 72, draw-in groove; 8, revolving part; 81, rotating head; 811, press section; 82, pivot arm; 9, rotating shaft.
Embodiment
Referring to figs. 1 through Fig. 4, the utility model high precision mapping centering rod embodiment is described further.
A kind of high precision mapping centering rod 4, comprise board 1, prism assemblies 2, prism bracket 3, centering rod 4 and bracing frame 5, prism assemblies 2 is fixedly connected with board 1 by rotating shaft 9, prism bracket 3 and rotating shaft 9 are rotationally connected, prism bracket 3 is fixedly connected with centering rod 4 by coupling assembling 6, the bottom of prism bracket 3 is provided with columned boss 31, coupling assembling 6 comprises connecting pipe 61, grip block 62 and connecting link 63, preferred connecting pipe 61 is wholely set with centering rod 4, the madial wall of connecting pipe 61 is provided with the groove 611 for accommodating grip block 62, the lateral wall of connecting pipe 61 is provided with the through hole 612 be connected with groove 611, one end of connecting link 63 is connected with grip block 62 through through hole 612, the other end of connecting link 63 is provided with locking device 7, connecting link 63 is locked by locking device 7, grip block 62 can be fixed clamping to boss 31.The utility model structure is simple, easy to operate, facilitate installing and the dismounting of prism assemblies 2, preferred groove 611 is suitable with grip block 62, the bore of connecting pipe 61 is slightly larger than the diameter of boss 31, during installing boss 31, grip block 62 is placed in groove 611, boss 31 is installed in connecting pipe 61, by connecting link 63, grip block 62 is ejected from groove 611, then locking device 7 pairs of connecting links 63 are used to lock, thus ensure the stable clamping of grip block 62 pairs of axles, preferred grip block 62 has been symmetrical set two pieces, the center of the center of boss 31 and connecting pipe 61 can be kept on the same axis by two pieces of grip blocks 62, thus ensure that prism assemblies 2 stability operationally, reliability, when dismantling prism assemblies 2, open locking device 7, then pull connecting link 63, grip block 62 is received in groove 611, thus disappear to the clamping force of boss 31, boss 31 can take out very easily from connecting pipe 61.
Be set to further, connecting link 63 is conflicted relative to the other end of grip block 62 and is connected with revolving part 8, revolving part 8 is convexly equipped with press section 811, press section 811 is by revolving part 8 rotary squeezing connecting link 63, preferred revolving part 8 is provided with rotating head 81, rotating head 81 ovalize vibrational power flow, and preferred revolving part 8 and the lateral wall of connecting pipe 61 are 90 ° when arranging, minor semi-axis end and the connecting link 63 of rotating head 81 abut against, and now grip block 62 is placed in groove 611; When revolving part 8 is mutually concordant with the lateral wall of connecting pipe 61, major semi-axis end and the connecting link 63 of rotating head 81 abut against, and namely press section 811 and connecting link 63 abut against, and now grip block 62 is connected bar 63 and ejects groove 611, clamps boss 31.
Be set to further, locking device 7 comprises the fixture block 71 on the lateral wall being arranged at connecting pipe 61, revolving part 8 is provided with pivot arm 82, pivot arm 82 is provided with draw-in groove 72, fixture block 71 matches with draw-in groove 72, preferred fixture block 71 has certain flexible metal material to make, as iron, aluminium alloys etc. are made, fixture block 71 is provided with to be convenient to install the lozenges into draw-in groove 72, preferred draw-in groove 72 is arranged at the other end of pivot arm 82 relative to rotating head 81, rotate revolving part 8, under the effect of lozenges, there is deformation in fixture block 71, thus fixture block 71 is installed into draw-in groove 72 clamping with it, preferred fixture block 71 is arranged in " 7 " character form structure, thus make fixture block 71 more reliable with the clamping of draw-in groove 72, preferred revolving part 8 is arranged in integrative-structure with pivot arm 82, by pivot arm 82, thus adds the arm of force rotating revolving part 8, thus is convenient to rotate revolving part 8.
Be set to further, the lateral wall of connecting pipe 61 is provided with the storage tank 613 for accommodating revolving part 8, revolving part 8 is arranged in storage tank 613, fixture block 71 is arranged at the bottom of storage tank 613, preferred revolving part 8 screws in storage tank 613, when fixture block 71 and draw-in groove 72 phase clamping, revolving part 8 is capping storage tank 613 just, thus the lateral wall of connecting pipe 61 keeps smooth, thus make connecting pipe 61 more attractive in appearance, simultaneously the sidewall of storage tank 613 and revolving part 8 abut against, thus make that revolving part 8 can be firm be placed in swivelling chute, thus ensure that grip block 62 can be stablized boss 31 is clamped.
Be set to further, connecting link 63 is provided with pallet 65 relative to one end of press section 811, thus add the surface of contact of rotating head 81 and connecting link 63, thus improve the reliability that press section 811 promotes connecting link 63, thus improve the reliability that grip block 62 clamps boss 31.
Be set to further, connecting link 63 is arranged with elastic component 64, elastic component 64 is conflicted and is connected between storage tank 613 and pallet 65, elastic component 64 is preferably spring, spring is easily manufactured, cheap, be widely used in every field, during installing boss 31, rotate revolving part 8, make the press section 811 of rotating head 81 promote pallet 65 to move bottom swivelling chute, compression elastic piece 64 puts aside elastic potential energy, pallet 65 drives connecting link 63 to move, connecting link 63 drives grip block 62 to clamp boss 31, fixture block 71 and the clamping of draw-in groove 72 phase of pivot arm 82, thus make stable boss 31 is clamped of grip block 62, when dismantling boss 31, rotate revolving part 8, the press section 811 of rotating head 81 is rotated depart from and the abutting of pallet 65, thus the elastic potential energy that elastic component 64 is put aside transforms, pallet 65 is driven to move to rotating head 81 direction, drive grip block 62 to move to groove 611 simultaneously, the holding force of grip block 62 pairs of boss 31 reduces, thus be convenient to boss 31 and unload from connecting pipe 61.
Be set to further, grip block 62 is arranged in arc-shaped structure, the arc surface of grip block 62 abuts with the lateral wall of boss 31, thus add the contact area of grip block 62 and boss 31, thus improve the clamping effect of grip block 62 pairs of boss 31, preferred grip block 62 is provided with rubber layer towards the side of boss 31, boss 31 lateral wall is provided with annular ridge, annular ridge is acted on by rubber layer, thus effectively raise clamping effect, prism assemblies 2 is connected with centering rod 4 more reliably.
Be set to further, grip block 62 and connective pole are threaded connection, preferred grip block 62 is provided with threaded hole 621, connecting link 63 is provided with the thread head matched with threaded hole 621, thus facilitate the installing of connecting link 63 and grip block 62, removably connected by connecting link 63 and grip block 62 simultaneously, thus when installing, can first grip block 62 be installed in the groove 611 of connecting pipe 61, then connecting link 63 is screwed in the threaded hole 621 of grip block 62 by through hole 612, thus simplify the installing of grip block 62, in long use procedure, easily cause wearing and tearing simultaneously, thus facilitate the replacing of grip block 62.
The above is only preferred implementation of the present utility model, protection domain of the present utility model be not only confined to above-described embodiment, and all technical schemes belonged under the utility model thinking all belong to protection domain of the present utility model.It should be pointed out that for those skilled in the art, do not departing from the some improvements and modifications under the utility model principle prerequisite, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (8)
1. a high precision mapping centering rod, comprise prism assemblies, prism bracket and centering rod, prism assemblies is rotatably connected on prism bracket by rotating shaft, and prism bracket is fixedly connected with centering rod by coupling assembling, it is characterized in that:
The bottom of described prism bracket is provided with columned boss;
Described coupling assembling comprises connecting pipe, grip block and connecting link;
The madial wall of described connecting pipe is provided with the groove for accommodating grip block;
The lateral wall of described connecting pipe is provided with the through hole be connected with groove;
One end of described connecting link is connected with grip block through through hole, and the other end of described connecting link is provided with locking device;
Lock connecting link by locking device, described grip block can be fixed clamping to boss.
2. high precision mapping centering rod according to claim 1, is characterized in that: described connecting link is conflicted relative to the other end of grip block and is connected with revolving part, and described revolving part is convexly equipped with press section, and described press section is by revolving part rotary squeezing connecting link.
3. high precision mapping centering rod according to claim 2, it is characterized in that: described locking device comprises the fixture block be arranged on the lateral wall of connecting pipe, described revolving part is provided with pivot arm, and described pivot arm is provided with draw-in groove, and described fixture block matches with draw-in groove.
4. high precision mapping centering rod according to claim 3, is characterized in that: described connecting pipe is provided with the storage tank for accommodating revolving part.
5. high precision mapping centering rod according to claim 4, is characterized in that: described connecting link is provided with pallet relative to one end of press section.
6. high precision mapping centering rod according to claim 5, it is characterized in that: described connecting link is arranged with elastic component, described elastic component is conflicted and is connected between storage tank and pallet.
7. high precision mapping centering rod according to claim 6, is characterized in that: described grip block is that arc-shaped structure is arranged.
8. high precision mapping centering rod according to claim 7, is characterized in that: described grip block and connective pole are threaded connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520507623.8U CN204788396U (en) | 2015-07-14 | 2015-07-14 | High accuracy survey and drawing centering rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520507623.8U CN204788396U (en) | 2015-07-14 | 2015-07-14 | High accuracy survey and drawing centering rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204788396U true CN204788396U (en) | 2015-11-18 |
Family
ID=54528420
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520507623.8U Expired - Fee Related CN204788396U (en) | 2015-07-14 | 2015-07-14 | High accuracy survey and drawing centering rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204788396U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107796381A (en) * | 2017-11-21 | 2018-03-13 | 安徽理工大学 | Measurement of the level prism centering rod |
-
2015
- 2015-07-14 CN CN201520507623.8U patent/CN204788396U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107796381A (en) * | 2017-11-21 | 2018-03-13 | 安徽理工大学 | Measurement of the level prism centering rod |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151118 Termination date: 20200714 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |