CN219345902U - Stable support frame of surveying instrument for urban and rural planning and mapping - Google Patents
Stable support frame of surveying instrument for urban and rural planning and mapping Download PDFInfo
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- CN219345902U CN219345902U CN202320801462.8U CN202320801462U CN219345902U CN 219345902 U CN219345902 U CN 219345902U CN 202320801462 U CN202320801462 U CN 202320801462U CN 219345902 U CN219345902 U CN 219345902U
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- supporting leg
- mapping
- central rod
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
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- Y02A30/60—Planning or developing urban green infrastructure
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Abstract
The utility model discloses a stable supporting frame of a surveying instrument for urban and rural planning and mapping, which comprises a hollow columnar main body, wherein a plurality of openings penetrating through the bottom of the main body are arranged at the lower end of the main body, supporting legs are hinged to the openings respectively, a central rod is fixed in the main body, a spring seat and a limiting ring are arranged in the middle of the central rod respectively, the central rod between the spring seat and the limiting ring is connected with an annular connecting seat in a sliding manner up and down, a spring is sleeved on the central rod between the connecting seat and the spring seat, the inner sides of the supporting legs are connected with the connecting seat through connecting rods respectively, the stable supporting frame further comprises an inserting part, the inserting part comprises an inserting end, a cylindrical end and a limiting part, a plurality of limiting grooves are arrayed on the periphery of the limiting part, limiting convex blocks corresponding to the limiting grooves are arranged on the inner sides of the supporting legs, and a locking ring for locking the supporting legs.
Description
Technical Field
The utility model relates to a stable support frame of a surveying instrument for urban and rural planning and mapping.
Background
The support frame of the surveying instrument in the prior art generally comprises a rod body and a support body consisting of three supporting legs, when the support body is used, the support body is required to be opened, then the rod body and the support body are fixed, and then the surveying instrument is fixed to the top of the rod body;
the above structure has the following disadvantages: when operating personnel carry out urban and rural planning and drawing, a large number of measurements at different places are needed, and the support frame with the structure is of a split type design, so that the support frame is inconvenient to unfold and fold and inconvenient to carry.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art, and provides a support frame of a surveying instrument for urban and rural planning and mapping, which is convenient to unfold and fold, convenient to carry and stable.
The technical scheme of the utility model is as follows: the stable support frame of the surveying instrument for urban and rural planning and mapping comprises a hollow columnar main body, wherein a plurality of openings penetrating through the bottom of the main body are formed in the lower end of the main body, and a supporting leg is hinged to each opening;
a central rod is fixed in the main body, a spring seat and a limiting ring are respectively arranged in the middle of the central rod, an annular connecting seat is connected to the central rod between the spring seat and the limiting ring in an up-down sliding manner, a spring is sleeved on the central rod between the connecting seat and the spring seat, and the inner sides of the supporting legs are respectively connected with the connecting seat through connecting rods;
the novel multifunctional folding foot stand bar comprises a central rod, and is characterized by further comprising an inserting part, wherein one end of the inserting part is a conical inserting end, the other end of the inserting part is a cylindrical end, a screw hole is formed in the bottom of the cylindrical end, a limiting part is arranged between the inserting end and the cylindrical end, a plurality of limiting grooves are formed in the periphery of the limiting part in an array mode, limiting protruding blocks corresponding to the limiting grooves are arranged on the inner sides of the supporting legs, when the supporting legs are folded, the inserting end is arranged upwards, the limiting protruding blocks of the supporting legs are matched with the corresponding limiting grooves, when the supporting legs are unfolded, the inserting end is arranged downwards, and the cylindrical end is connected to the bottom of the central rod in a threaded mode;
the locking device further comprises a locking ring, wherein the lower end of the outer side of each supporting leg is provided with corresponding external threads, and when each supporting leg is folded, the locking ring is in threaded connection with the lower end of each supporting leg to lock each supporting leg.
Preferably, the number of the support legs is three.
Further, the center rod is fixed in the main body through an upper connecting block and a lower connecting block.
Further, the upper connecting block and the lower connecting block are respectively welded with the main body.
Further, the lower connecting block keeps a distance with the bottom of the main body, the bottom of the central rod extends out of the lower connecting block and is flush with the bottom of the main body, and when each supporting leg is opened, the cylindrical end is in threaded connection with the bottom of the central rod and is abutted against the lower connecting block.
Further, the top of main part still is equipped with a fixing base that is used for fixed surveying instrument, fixing base and last connecting block connect as an organic wholely.
Further, the inner side of each supporting leg and the bottom of the connecting seat are respectively provided with a connecting part corresponding to the connecting rod, and two ends of the connecting rod are respectively connected between the two connecting parts in a rotating way.
Further, a slope is arranged on the inner side of the bottom of each supporting leg, and a damping pad is fixed on the slope so as to prevent the supporting legs from slipping.
Furthermore, a level meter is further arranged on one side of the fixing seat.
Further, the utility model also comprises a storage bag.
The beneficial effects of the utility model are as follows: when the utility model is used, the locking ring is only required to be unscrewed, the connecting seat moves downwards under the action of the spring until reaching the limit ring, the supporting legs are spread under the action of the connecting rod, and the inserting part falls down from the lower ends of the supporting legs; when the support frame is used on soft ground such as mud, the insertion end is screwed into the lower end of the main body, the insertion end is inserted into the ground, and each support leg supports the ground, so that the support frame is stable and reliable to use; when the support frame is used on the hard ground such as concrete, the insertion end is not used, the main body directly depends on the supporting legs to stand on the ground, and under the action of the connecting rod, the supporting legs can still keep the stability of the main body; when the folding device is folded, the support frame can be folded into a cylinder shape only by reverse operation during opening, and the operation and the carrying are convenient.
Drawings
FIG. 1 is a cross-sectional view of the present utility model in a collapsed state;
FIG. 2 is a cross-sectional view of the utility model in an open state;
fig. 3 is an enlarged view of a portion a in fig. 1.
In the figure: the device comprises a main body 1, an opening 2, supporting legs 3, a central rod 4, a spring seat 5, a limiting ring 6, a connecting seat 7, a spring 8, a connecting rod 9, an insertion end 10, a cylindrical end 11, a screw hole 12, a limiting part 13, a limiting lug 14, a locking ring 15, a connecting block 16, a lower connecting block 17, a fixing seat 18 and a slope 19.
Detailed Description
The technical scheme of the utility model is further specifically described below through examples and with reference to the accompanying drawings.
1-3, a stable support frame of a surveying instrument for urban and rural planning and mapping comprises a hollow columnar main body 1, wherein a plurality of openings 2 penetrating through the bottom of the main body 1 are arranged at the lower end of the main body 1, and a supporting leg 3 is hinged to each opening 2;
a central rod 4 is fixed in the main body 1, a spring seat 5 and a limiting ring 6 are respectively arranged in the middle of the central rod 4, the central rod 4 between the spring seat 5 and the limiting ring 6 is connected with an annular connecting seat 7 in a vertical sliding manner, a spring 8 is sleeved on the central rod 4 between the connecting seat 7 and the spring seat 5, and the inner sides of the supporting legs 3 are respectively connected with the connecting seat 7 through connecting rods 9;
the inserting part is provided with a conical inserting end 10 at one end, a cylindrical end 11 at the other end of the inserting part, a screw hole 12 is formed in the bottom of the cylindrical end 11, a limiting part 13 is arranged between the inserting end 10 and the cylindrical end 11, a plurality of limiting grooves are formed in the periphery of the limiting part 13 in an array mode, limiting protruding blocks 14 corresponding to the limiting grooves are arranged on the inner side of each supporting leg 3, when each supporting leg 3 is folded, the inserting end 10 is arranged upwards, the limiting protruding blocks 14 of each supporting leg 3 are matched with the corresponding limiting grooves, when each supporting leg 3 is unfolded, the inserting end 10 is arranged downwards, and the cylindrical end 11 is in threaded connection with the bottom of the central rod 4;
the folding leg 3 is characterized by further comprising a locking ring 15, wherein the lower end of the outer side of each leg 3 is provided with corresponding external threads, and when the legs 3 are folded, the locking ring 15 is in threaded connection with the lower end of each leg 3 to lock each leg 3.
The working principle of the structure and the beneficial effects are that: when the structure is in a folded state, each supporting leg 3 is positioned in the corresponding opening 2 to form a cylinder with the main body 1, the insertion part is limited at the lower end of each supporting leg 3, the conical end of the insertion part is positioned in the ring body formed by each supporting leg 3, and each supporting leg 3 is limited by the locking ring 15; when the lock ring 15 is unscrewed, under the action of the spring 8, the connecting seat 7 moves down to the limit ring 6, the supporting legs 3 are spread under the action of the connecting rod 9, and the insertion part falls down; when the support frame is used on soft ground such as mud, the insertion end 10 is screwed into the lower end of the main body 1, the insertion end 10 is inserted into the ground, and each support leg 3 supports the ground, so that the support frame is stable and reliable to use; when the support frame is used on the hard ground such as concrete, the insertion end 10 is not used, the main body 1 directly stands on the ground by virtue of the support legs 3, and the stability of the main body 1 can be still maintained by the support legs 3 under the action of the connecting rod 9; when the folding device is folded, the support frame can be folded into a cylinder shape only by reverse operation during opening, and the operation and the carrying are convenient.
Preferably, as shown in fig. 1 and 2, the number of the legs 3 is three.
Specifically, as shown in fig. 1 and 2, the length of each of the legs 3 is greater than the length of the opening 2.
In another embodiment, as shown in fig. 1 and 2, the outer diameter of the central rod 4 is 1/5 of the inner diameter of the main body 1, and the central rod 4 is a solid rod.
In another embodiment, as shown in fig. 1 and 2, the central rod 4 is fixed inside the body 1 by means of an upper connection block 16 and a lower connection block 17.
Specifically, the upper and lower connection blocks 16 and 17 are welded to the main body 1, respectively.
In another embodiment, as shown in fig. 1 and 2, the lower connection block 17 is spaced from the bottom of the main body 1, the bottom of the central rod 4 extends out of the lower connection block 17 and is flush with the bottom of the main body 1, and when the respective legs 3 are opened, the cylindrical end 11 is screwed on the bottom of the central rod 4 and abuts against the lower connection block 17, so as to ensure the reliability of the connection of the insertion portion.
In another embodiment, as shown in fig. 1 and 2, a fixing seat 18 for fixing the surveying instrument is further provided at the top of the main body 1, and the fixing seat 18 and the upper connecting block 16 are integrally connected to ensure the reliability of the fixing seat 18.
In another embodiment, as shown in fig. 1 and 2, the inner side of each leg 3 and the bottom of the connecting seat 7 are respectively provided with a connecting portion corresponding to the connecting rod 9, and two ends of the connecting rod 9 are respectively rotatably connected between the two connecting portions, so that each leg 3 can be smoothly opened or closed.
In another embodiment, as shown in fig. 3, the inner side of the bottom of each leg 3 has a slope 19, and a damping pad is fixed on the slope 19 to avoid slipping of the leg 3.
In another embodiment, a level gauge is further arranged on one side of the fixing seat 18, so as to facilitate observing whether the support leg 3 is horizontal after being placed on the ground.
In another embodiment, the portable device further comprises a storage bag, and the support frame is placed in the storage bag when not in use.
Claims (10)
1. The stable support frame of the surveying instrument for urban and rural planning and mapping comprises a hollow columnar main body (1), and is characterized in that a plurality of openings (2) penetrating through the bottom of the main body (1) are formed in the lower end of the main body (1), and a supporting foot (3) is hinged to each opening (2) respectively;
a central rod (4) is fixed in the main body (1), a spring seat (5) and a limiting ring (6) are respectively arranged in the middle of the central rod (4), the central rod (4) between the spring seat (5) and the limiting ring (6) is connected with an annular connecting seat (7) in an up-down sliding manner, a spring (8) is sleeved on the central rod (4) between the connecting seat (7) and the spring seat (5), and the inner sides of the supporting legs (3) are respectively connected with the connecting seat (7) through connecting rods (9);
the utility model also comprises an insertion part, one end of the insertion part is a conical insertion end (10), the other end of the insertion part is a cylindrical end (11), the bottom of the cylindrical end (11) is provided with a screw hole (12), a limit part (13) is arranged between the insertion end (10) and the cylindrical end (11), a plurality of limit grooves are arrayed on the periphery of the limit part (13), the inner side of each supporting leg (3) is provided with a limiting lug (14) corresponding to the limiting groove, when each supporting leg (3) is folded, the inserting end (10) is arranged upwards, the limiting lug (14) of each supporting leg (3) is matched with the corresponding limiting groove, when each supporting leg (3) is opened, the inserting end (10) is arranged downwards, and the cylindrical end (11) is in threaded connection with the bottom of the central rod (4);
the folding device further comprises a locking ring (15), wherein the lower end of the outer side of each supporting leg (3) is provided with corresponding external threads, and when each supporting leg (3) is folded, the locking ring (15) is in threaded connection with the lower end of each supporting leg (3) to lock each supporting leg (3).
2. A stable support for urban and rural planning and mapping plotters according to claim 1, characterized in that said feet (3) are three.
3. A stable support for urban and rural planning and mapping plotters according to claim 2, characterized in that the central rod (4) is fixed in the main body (1) by means of an upper connecting block (16) and a lower connecting block (17).
4. A stable support frame for urban and rural planning and mapping plotter according to claim 3, characterized in that the upper connecting block (16) and the lower connecting block (17) are welded with the main body (1) respectively.
5. The stabilizing support frame of a surveying instrument for urban and rural planning and mapping according to claim 4, wherein the lower connecting block (17) is spaced from the bottom of the main body (1), the bottom of the central rod (4) extends out of the lower connecting block (17) and is flush with the bottom of the main body (1), and when each supporting leg (3) is opened, the cylindrical end (11) is in threaded connection with the bottom of the central rod (4) and is abutted against the lower connecting block (17).
6. The stable support frame of surveying instrument for urban and rural planning and mapping according to claim 5, wherein the top of the main body (1) is further provided with a fixing seat (18) for fixing the surveying instrument, and the fixing seat (18) and the upper connecting block (16) are connected into a whole.
7. The stabilizing support frame of the surveying instrument for urban and rural planning and mapping according to claim 6, wherein the inner side of each supporting leg (3) and the bottom of the connecting seat (7) are respectively provided with a connecting part corresponding to the connecting rod (9), and two ends of the connecting rod (9) are respectively connected between the two connecting parts in a rotating way.
8. A stable support for urban and rural planning and mapping plotter according to claim 7, characterized in that the inner side of the bottom of each supporting leg (3) is provided with a slope (19), and the slope (19) is fixed with a damping pad to avoid slipping of the supporting leg (3).
9. The stable support frame of surveying instrument for urban and rural planning and mapping according to claim 8, wherein a level meter is further arranged on one side of the fixing seat (18).
10. The stabilized support frame of a surveying instrument for urban and rural planning and mapping of claim 9 further comprising a receiving bag.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320801462.8U CN219345902U (en) | 2023-04-12 | 2023-04-12 | Stable support frame of surveying instrument for urban and rural planning and mapping |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320801462.8U CN219345902U (en) | 2023-04-12 | 2023-04-12 | Stable support frame of surveying instrument for urban and rural planning and mapping |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219345902U true CN219345902U (en) | 2023-07-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320801462.8U Active CN219345902U (en) | 2023-04-12 | 2023-04-12 | Stable support frame of surveying instrument for urban and rural planning and mapping |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219345902U (en) |
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2023
- 2023-04-12 CN CN202320801462.8U patent/CN219345902U/en active Active
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