CN216590863U - Tripod is used in civil engineering survey and drawing - Google Patents
Tripod is used in civil engineering survey and drawing Download PDFInfo
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- CN216590863U CN216590863U CN202121492870.7U CN202121492870U CN216590863U CN 216590863 U CN216590863 U CN 216590863U CN 202121492870 U CN202121492870 U CN 202121492870U CN 216590863 U CN216590863 U CN 216590863U
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- tripod
- adjusting element
- outer cylinder
- civil engineering
- mapping
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- 230000008859 change Effects 0.000 abstract description 4
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- 238000010276 construction Methods 0.000 description 2
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- 230000009471 action Effects 0.000 description 1
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- 230000004075 alteration Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 238000012827 research and development Methods 0.000 description 1
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Abstract
The utility model provides a tripod for civil engineering surveying and mapping, which relates to the technical field of tripods and comprises a bearing table, wherein the bottom of the bearing table is fixedly connected with a vertically arranged support column, the support column is provided with a fixed disk, the fixed disk is hinged with three telescopic support legs, the three telescopic support legs are distributed in an array manner around the circumference of the fixed disk, an external thread part is arranged below the fixed disk on the support column, the external thread part is in threaded connection with a first adjusting element, a sleeve part is sleeved outside the first adjusting element, the sleeve part and the first adjusting element can only rotate relatively, three connecting rods corresponding to the telescopic support legs are hinged on the sleeve part, and the connecting rods are hinged with the telescopic support legs. This civil engineering survey and drawing is with flexible landing leg of tripod can change the expansion angle, when changing the tripod height through adjusting flexible landing leg, the expansion angle of adjustable flexible landing leg makes the tripod keep appropriate area.
Description
Technical Field
The utility model relates to the technical field of tripods, in particular to a tripod for civil engineering surveying and mapping.
Background
Civil engineering refers to both the materials used, the equipment and the technical activities carried out for surveying, designing, constructing, maintaining, repairing, etc., and the objects of engineering construction, i.e. the various engineering facilities, such as houses, roads, railways, pipelines, tunnels, etc., which are built on or under the ground, on land or in water, and serve directly or indirectly for human life, production, military affairs, scientific research and development.
In the surveying and mapping work of civil engineering construction sites, a tripod is required to be used for supporting a surveying and mapping instrument, and a novel utility model with the publication number of CN207049559U discloses a tripod for civil engineering surveying and mapping, when the height of the tripod needs to be adjusted, a telescopic rod on a supporting leg needs to be adjusted, and because the expansion angle of the supporting leg is fixed, the occupied area of the tripod is increased when the height is adjusted, which is not beneficial for operation of a surveying and mapping personnel; when the tripod is lowered, the floor area of the tripod is reduced, and the stability of the tripod is reduced.
Therefore, there is a need to design a tripod for civil engineering surveying and mapping to solve the above technical problems.
SUMMERY OF THE UTILITY MODEL
The utility model provides a tripod for civil engineering surveying and mapping aiming at the technical problems in the prior art, which can solve the problem that when the height of the tripod needs to be adjusted, a telescopic rod on a supporting leg needs to be adjusted, and because the expansion angle of the supporting leg is fixed, the occupied area of the tripod is increased during height adjustment, which is not beneficial to operation of surveying and mapping personnel; when the height is adjusted, the area occupied by the tripod is reduced, and the stability of the tripod is reduced.
In order to achieve the technical purpose, the embodiment of the utility model provides a tripod for civil engineering surveying and mapping, which comprises a bearing table, wherein a vertically arranged support column is fixedly connected to the bottom of the bearing table, a fixed disc is arranged on the support column, three telescopic legs are hinged to the fixed disc, the three telescopic legs are distributed in an array manner around the circumference of the fixed disc, an external thread part is arranged below the fixed disc on the support column, the external thread part is in threaded connection with a first adjusting element, a sleeve part is sleeved outside the first adjusting element, the sleeve part and the first adjusting element can only rotate relatively, three connecting rods corresponding to the telescopic legs are hinged to the sleeve part, and the connecting rods are hinged to the telescopic legs.
Preferably, a first limiting boss and a second limiting boss are arranged on the outer circumference of the first adjusting element, and the socket is located between the first limiting boss and the second limiting boss.
Preferably, the telescopic supporting leg comprises an outer cylinder, the outer cylinder is hinged with the fixed disc, the connecting rod is hinged with the outer cylinder, the bottom end of the outer cylinder is rotatably connected with a second adjusting element, the rotation axis of the second adjusting element is overlapped with the axis of the outer cylinder, the second adjusting element is in threaded connection with a threaded rod, and the threaded rod is in sliding sleeve connection with the outer cylinder; the telescopic supporting leg further comprises a guide structure used for guiding the threaded rod.
Preferably, a boss part is arranged on the outer circumference of the bottom end of the outer barrel, a groove body matched with the boss part is arranged in the second adjusting element, and the second adjusting element is sleeved at the bottom end of the outer barrel.
Preferably, the guide structure comprises a through groove penetrating through the wall of the outer cylinder, and a guide block arranged on the threaded rod and in sliding fit with the through groove.
Preferably, the outer wall of the outer cylinder is provided with scales along the length direction of the through groove.
Preferably, the bottom end of the telescopic supporting leg is provided with a tip part.
One or more technical solutions provided in the embodiments of the present invention have at least the following technical effects or advantages:
in the embodiment of the utility model, the supporting column is arranged at the bottom of the plummer, the first adjusting element is in threaded fit with the supporting column, the first adjusting element is externally provided with a sleeve joint, the connecting rod is arranged between the sleeve joint part and the telescopic supporting leg, the first adjusting element is manually rotated, the first adjusting element ascends or descends along the external thread part, the sleeve joint part sleeved outside the first adjusting element ascends or descends along with the first adjusting element, the connecting rod drives the telescopic supporting leg to change the expansion angle, and when the height of the tripod is changed by adjusting the telescopic supporting leg, the expansion angle of the telescopic supporting leg can be adjusted, so that the tripod keeps a proper floor area.
Further, the urceolus outer wall of flexible landing leg sets up the scale along leading to groove length direction, and the guide block slides in leading to the groove, can reachd the length variation value of flexible landing leg directly perceivedly, and it is the same to be convenient for adjust three flexible landing leg length.
Drawings
Fig. 1 is a schematic structural view of a tripod for civil engineering surveying and mapping according to an embodiment of the present invention.
Fig. 2 is a schematic view of the structure of the first adjusting element and the socket in the embodiment of the present invention.
Fig. 3 is a schematic view of the internal structure of the telescopic leg according to the embodiment of the present invention.
Fig. 4 is an external structural view of the telescopic leg in the embodiment of the present invention.
Description of the reference numerals
1-a bearing platform, 2-a support column, 3-a fixed disc, 4-a telescopic support leg, 5-an external thread part, 6-a first adjusting element, 7-a socket joint part, 8-a connecting rod, 9-a first limit boss, 10-a second limit boss, 11-an outer cylinder, 12-a second adjusting element, 13-a threaded rod, 14-a boss part, 15-a groove body, 16-a through groove, 17-a guide block, 18-a scale and 19-a tip part.
Detailed Description
Other objects and advantages of the present invention will become apparent from the following explanation of the preferred embodiments of the present application.
As shown in fig. 1 to 4, a tripod for civil engineering survey and drawing, including plummer 1, plummer 1 bottom fixedly connected with vertical support column 2 that sets up, be equipped with fixed disk 3 on the support column 2, it has three telescopic leg 4 to articulate on the fixed disk 3, three telescopic leg 4 is array distribution around fixed disk 3 circumference, it is provided with external screw thread portion 5 to lie in fixed disk 3 below on the support column 2, external screw thread portion 5 threaded connection has first adjusting element 6, first adjusting element 6 outside has cup jointed the piece 7, cup joint piece 7 and first adjusting element 6 only can rotate relatively, it has three connecting rod 8 corresponding with telescopic leg 4 to articulate on the piece 7, connecting rod 8 is articulated with telescopic leg 4.
When the opening angle of the telescopic supporting leg 4 needs to be adjusted, the first adjusting element 6 is manually rotated, the first adjusting element 6 ascends or descends along the external thread part 5, the sleeve-connection piece 7 sleeved outside the first adjusting element 6 ascends or descends along with the first adjusting element 6, and then the connecting rod 8 drives the telescopic supporting leg 4 to change the unfolding angle. And the opening angle of the telescopic supporting legs 4 can be adjusted, so that the three telescopic supporting legs 4 are folded, and the storage is convenient.
In some embodiments, the first adjusting element 6 is provided with a first limit boss 9 and a second limit boss 10 on the outer circumference, and the socket 7 is located between the first limit boss 9 and the second limit boss 10. The first limit boss 9 and the second limit boss 10 are used for limiting the socket 7 between the two, so that the first adjusting element 6 and the socket 7 cannot be separated, and only relative rotation is realized between the two.
In some embodiments, the telescopic leg 4 comprises an outer cylinder 11, the outer cylinder 11 is hinged with the fixed plate 3, the connecting rod 8 is hinged with the outer cylinder 11, the bottom end of the outer cylinder 11 is rotatably connected with a second adjusting element 12, the rotation axis of the second adjusting element 12 is coincident with the axis of the outer cylinder 11, the second adjusting element 12 is in threaded connection with a threaded rod 13, and the threaded rod 13 is slidably sleeved with the outer cylinder 11; the telescopic leg 4 also comprises a guide structure for guiding the threaded rod 13. The guide structure serves to prevent the threaded rod 13 from rotating with the rotation of the second adjusting element 12. When the length of the telescopic supporting leg 4 needs to be adjusted, the second adjusting element 12 is rotated, and under the action of the guide structure, the threaded rod 13 extends out of or retracts into the outer cylinder 11, so that the length of the telescopic supporting leg 4 is adjusted.
In some embodiments, a boss 14 is provided on the outer circumference of the bottom end of the outer cylinder 11, a groove 15 matching with the boss 14 is provided in the second adjusting element 12, and the second adjusting element 12 is sleeved on the bottom end of the outer cylinder 11. The boss 14 cooperates with the slot 15 to restrain the second adjustment member 12 to the bottom end of the outer barrel 11 so that the second adjustment member 12 does not disengage from the outer barrel 11 and only relative rotation is achieved therebetween.
In some embodiments, the guide structure includes a through slot 16 extending through the wall of the outer barrel 11, and a guide block 17 disposed on the threaded rod 13 and slidably engaged with the through slot 16.
In some embodiments, the outer wall of the outer cylinder 11 is provided with scales 18 along the length direction of the through groove 16, and the length change value of the telescopic leg 4 can be intuitively obtained according to the position of the guide block 17, so that the length of the three telescopic legs 4 can be adjusted to be the same.
In some embodiments, the lower end of the telescopic leg 4 is provided with a tip portion 19, so that the tripod can adapt to various complex ground conditions and has good supporting capacity and stability even on the broken or soft ground.
The apparatus of the present application has been described in detail with reference to the preferred embodiments thereof, however, it should be noted that those skilled in the art can make modifications, alterations and adaptations to the above disclosure without departing from the spirit of the present application. The present application includes the specific embodiments described above and any equivalents thereof.
Claims (7)
1. The utility model provides a tripod for civil engineering survey and drawing, characterized by: including the plummer, the support column of the vertical setting of plummer bottom fixedly connected with, be equipped with the fixed disk on the support column, it has three flexible landing leg to articulate on the fixed disk, and is three flexible landing leg centers on the fixed disk circumference is the array and distributes, lie in on the support column the fixed disk below is provided with external screw thread portion, external screw thread portion threaded connection has first adjusting element, the piece has been cup jointed to first adjusting element outside, cup joint with first adjusting element only can rotate relatively, cup joint on the piece articulated have three with the corresponding connecting rod of flexible landing leg, the connecting rod with flexible landing leg is articulated.
2. A tripod for civil engineering surveying and mapping as claimed in claim 1, wherein a first limit projection and a second limit projection are provided on an outer circumference of said first adjustment element, and said socket is located between said first limit projection and said second limit projection.
3. A tripod for civil engineering surveying and mapping as claimed in claim 1, wherein the telescopic leg comprises an outer cylinder, the outer cylinder is hinged with the fixed plate, the connecting rod is hinged with the outer cylinder, a second adjusting element is rotatably connected to the bottom end of the outer cylinder, the rotation axis of the second adjusting element is coincident with the axis of the outer cylinder, a threaded rod is in threaded connection with the second adjusting element, and the threaded rod is slidably sleeved with the outer cylinder; the telescopic supporting leg further comprises a guide structure used for guiding the threaded rod.
4. A tripod for civil engineering surveying and mapping as claimed in claim 3, wherein a boss portion is provided on an outer circumference of a bottom end of the outer cylinder, a groove body which is matched with the boss portion is provided in the second adjusting element, and the second adjusting element is sleeved on the bottom end of the outer cylinder.
5. A tripod for civil engineering surveying and mapping according to claim 3, wherein said guide structure comprises a through slot passing through the wall of said outer cylinder, and a guide block provided on said threaded rod and slidably engaged with said through slot.
6. A tripod stand for civil engineering surveying and mapping as claimed in claim 5, wherein the outer wall of the outer cylinder is provided with a scale along the length direction of the through groove.
7. A tripod for civil engineering surveying and mapping as claimed in claim 1, wherein the bottom end of said telescopic leg is provided with a tip portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121492870.7U CN216590863U (en) | 2021-07-02 | 2021-07-02 | Tripod is used in civil engineering survey and drawing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121492870.7U CN216590863U (en) | 2021-07-02 | 2021-07-02 | Tripod is used in civil engineering survey and drawing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216590863U true CN216590863U (en) | 2022-05-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121492870.7U Expired - Fee Related CN216590863U (en) | 2021-07-02 | 2021-07-02 | Tripod is used in civil engineering survey and drawing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216590863U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114992484A (en) * | 2022-07-14 | 2022-09-02 | 中铁十八局集团第四工程有限公司 | Total station for detection and use method |
-
2021
- 2021-07-02 CN CN202121492870.7U patent/CN216590863U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114992484A (en) * | 2022-07-14 | 2022-09-02 | 中铁十八局集团第四工程有限公司 | Total station for detection and use method |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220524 |