CN215572979U - Based on high accuracy cadastral survey and drawing centering device - Google Patents
Based on high accuracy cadastral survey and drawing centering device Download PDFInfo
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- CN215572979U CN215572979U CN202121931290.3U CN202121931290U CN215572979U CN 215572979 U CN215572979 U CN 215572979U CN 202121931290 U CN202121931290 U CN 202121931290U CN 215572979 U CN215572979 U CN 215572979U
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- supporting rod
- centering device
- centering
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Abstract
The utility model discloses a high-precision cadastral surveying and mapping centering device, which comprises a first support rod and a second support rod, wherein the first support rod is hinged with the second support rod, the lower end of the first support rod is rotatably connected with a connecting piece, clamping notches are arranged on the front side and the rear side of the connecting piece, a bottom plate is clamped in the clamping notches, the bottom plate is connected with the connecting piece through a spherical hinge, an inclined rod is hinged at the middle part of the first support rod, a supporting surface is formed by the inclined rod and the bottom plate, an adjusting rod is hinged at the lower side of the second support rod, the lower end of the adjusting rod is connected in a sliding groove, the sliding groove is positioned at the upper side of the first support rod, and a locking bolt is connected at the lower end of the adjusting rod. The overall weight is reduced.
Description
Technical Field
The utility model relates to the technical field of engineering measuring devices, in particular to a high-precision cadastral surveying and mapping centering device.
Background
Cadastral surveying and mapping, also called real estate surveying and mapping, is an important part of the subject of surveying and mapping, and the surveying and mapping results have legal effectiveness, and most departments and personnel are engaged in real estate surveying and mapping and management according to the industry. The theory, technique and method and engineering metrology used for real estate mapping are essentially the same.
The cadastral survey is the most important technical means of the cadastral survey, and the cadastral survey mainly comprises cadastral control survey, boundary point survey and cadastral map survey, and various devices are used in the process of the cadastral survey, wherein the centering rod device is included.
The in-process of using is being carried out to current centering device, and the precision of surveying and mapping ware is in order can satisfying the survey and drawing requirement, and the final data acquisition precision's of survey and drawing short slab just comes from the stability of self, at the survey and drawing in-process, because the supporting leg of fork can hinder personnel's removal, and the deviation of mount pad is great when beginning to adjust, leads to the regulation time long. Therefore, the present invention provides a centering device based on high-precision cadastral surveying and mapping, so as to solve the problems mentioned in the background art.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a surveying and centering device based on high-precision cadastral mapping, so as to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme:
a high-precision cadastral surveying and mapping centering device comprises a first supporting rod and a second supporting rod, wherein the first supporting rod is hinged with the second supporting rod, the lower end of the first supporting rod is rotatably connected with a connecting piece, clamping notches are formed in the front side and the rear side of the connecting piece, a bottom plate is clamped in the clamping notches, the bottom plate is connected with the connecting piece through a spherical hinge, an inclined rod is hinged to the middle of the first supporting rod, and a supporting surface is formed by the inclined rod and the bottom plate;
an adjusting rod is hinged to the lower side of the second supporting rod, the lower end of the adjusting rod is connected into a sliding groove in a sliding mode, the sliding groove is located on the upper side of the first supporting rod, the lower end of the adjusting rod is connected with a locking bolt, a fixing seat is fixed to the upper end of the second supporting rod, a hemispherical hollow shell of the seat is fixed, the shell is through from top to bottom, and a centering rod is placed in the fixing seat;
the upper end of centering rod is equipped with mounting hole one, and the lower extreme of centering rod is equipped with mounting hole two, and mounting hole one and mounting hole two all can pass through threaded connection mount pad, and the upside of mount pad is inlayed and is equipped with universal spirit level for the proofreading, the upside of mount pad is used for installing mapping equipment, there is the upper cover the upside of fixing base through threaded connection, and it evenly is equipped with a plurality of rotatory bolts to cover all auspicious on the upper cover for the position of fixed centering rod.
As a further scheme of the utility model, the lower side of the bottom plate is arc-shaped and is flush with the lower side of the connecting piece for supporting.
As a further scheme of the utility model, the lower end of the adjusting rod is fixed with a cylinder which is connected in a sliding way in the sliding groove, and the lower end of the locking bolt is pressed on the sliding groove to help the fixing.
As a further scheme of the utility model, the centering rod consists of a round ball in the middle and cylinders at the upper end and the lower end.
As a further scheme of the utility model, a plurality of ejector rods are circumferentially fixed on the lower side inside the fixed seat, and the upper ends of the ejector rods are rotatably connected with balls, so that the friction force is reduced, and the adjustment is convenient.
As a further aspect of the present invention, the lower end of the rotary bolt is pointed, and the outer side of the rotary bolt is connected to the upper cover through an external thread.
As a further scheme of the utility model, the inclined rod consists of two rods which are splayed, and the lower side of the first support rod is provided with a matched clamping groove, so that the stability is improved.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, the bottom contact area is increased through the arrangement of the bottom plate, the support surface is formed through the inclined rod, the stability is enhanced, and meanwhile, the situation that the forked support legs block the movement of personnel is avoided.
2. The utility model utilizes the mounting seat to form the counterweight, thereby reducing the overall weight.
Drawings
Fig. 1 is a schematic front view of a high-precision cadastral surveying and mapping center-based device according to a first embodiment.
Fig. 2 is a left-side view structural diagram of a high-precision cadastral surveying and mapping center-based device according to a first embodiment.
Fig. 3 is a schematic top view of a high-precision cadastral surveying and mapping center-based device according to a first embodiment.
Fig. 4 is an exploded view of a high-precision cadastral surveying and mapping center-based device according to a first embodiment.
Fig. 5 is a cut-away view a-a of fig. 3.
Fig. 6 is an enlarged schematic view of a in fig. 3.
Fig. 7 is a schematic top view of a high-precision cadastral surveying and mapping center apparatus according to a second embodiment.
In the figure: 1. a first supporting rod; 2. a second supporting rod; 3. a base plate; 4. a connecting member; 5. clamping the notch; 6. a diagonal bar; 7. adjusting a rod; 8. a chute; 9. a locking bolt; 10. a fixed seat;
11. a top rod; 12. a centering rod; 13. an upper cover; 14. rotating the bolt; 15. a first mounting hole; 16. a mounting seat; 17. and a second mounting hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example one
Referring to fig. 1 to 6, in an embodiment of the present invention, a high-precision cadastral surveying and mapping centering device includes a first support rod 1 and a second support rod 2, where the first support rod 1 is hinged to the second support rod 2, a connecting member 4 is rotatably connected to a lower end of the first support rod 1, clamping notches 5 are respectively formed on front and rear sides of the connecting member 4, a bottom plate 3 is clamped in the clamping notches 5, the bottom plate 3 is connected to the connecting member 4 through a spherical hinge, an inclined rod 6 is hinged to a middle portion of the first support rod 1, and a support surface is formed by the inclined rod 6 and the bottom plate 3;
the lower side of the second support rod 2 is hinged with an adjusting rod 7, the lower end of the adjusting rod 7 is connected in a sliding groove 8 in a sliding manner, the sliding groove 8 is positioned on the upper side of the first support rod 1, the lower end of the adjusting rod 7 is connected with a locking bolt 9, the upper end of the second supporting rod 2 is fixed with a fixed seat 10, the fixed seat 10 is a hemispherical hollow shell, the shell is through from top to bottom, a centering rod 12 is arranged in the fixed seat 10, the upper end of the centering rod 12 is provided with a first mounting hole 15, the lower end of the centering rod 12 is provided with a second mounting hole 17, both the first mounting hole 15 and the second mounting hole 17 can be connected with a mounting base 16 through threads, a universal level gauge is embedded on the upper side of the mounting base 16, the upper side of the mounting base 16 is used for mounting surveying and mapping equipment, the upper side of the fixing base 10 is connected with an upper cover 13 through threads, and a plurality of rotary bolts 14 are uniformly arranged on the upper cover 13 in the periphery and used for fixing the position of the centering rod 12;
the downside of bottom plate 3 is the arc, and supports with the downside parallel and level of connecting piece 4, the lower extreme of adjusting pole 7 is fixed with the cylinder, and cylinder sliding connection is in spout 8, and the lower extreme pressure of locking bolt 9 is on spout 8, and the help is fixed, centering rod 12 comprises the ball at middle part and the cylinder at upper and lower both ends, a plurality of ejector pins 11 are fixed to the inside downside circumference of fixing base 10, and the upper end of ejector pin 11 is rotated and is connected with the ball, reduces frictional force, and convenient the regulation, the lower extreme of rotatory bolt 14 is sharp form, and upper cover 13 is connected through external screw thread in the outside of rotatory bolt 14.
Example two
Referring to fig. 7, in the embodiment of the present invention, the inclined rod 6 is composed of two rods, the two rods diverge in a splayed manner, and the lower side of the first support rod 1 is provided with a matching slot, so as to improve stability.
The working principle of the utility model is as follows: during the use, take out this device, rotate bottom plate 3 to horizontal position, and insert in joint breach 5, place subaerial again, the down tube 6 of seting aside, accomplish the installation of bottom, the angle of readjustment bracing piece two 2, adjust the height of fixing base 10, rotate locking bolt 9 after adjusting, the lower extreme pressure of locking bolt 9 is in spout 8, accomplish fixedly, install mount pad 16 on centering rod 12 through mounting hole two 17 again, utilize gravity to make centering rod 12 become vertical state, rotate rotatory bolt 14, accomplish the fixed of centering rod 12, dismantle mount pad 16 again, install on mounting hole one 15, finally rectify through the universal spirit level on mount pad 16, accomplish the installation.
According to the utility model, the bottom contact area is increased by arranging the bottom plate 3, the support surface is formed by the inclined rod 6, the stability is enhanced, meanwhile, the situation that the forked support legs block the movement of personnel is avoided, and the installation seat 16 is used for forming a balance weight, so that the overall weight is reduced.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (7)
1. A high-precision cadastral surveying and mapping centering device comprises a first supporting rod (1) and a second supporting rod (2), and is characterized in that the first supporting rod (1) is hinged to the second supporting rod (2), the lower end of the first supporting rod (1) is rotatably connected with a connecting piece (4), clamping notches (5) are formed in the front side and the rear side of the connecting piece (4), a bottom plate (3) is clamped in the clamping notches (5), the bottom plate (3) is connected with the connecting piece (4) through a spherical hinge, and an inclined rod (6) is hinged to the middle of the first supporting rod (1);
an adjusting rod (7) is hinged to the lower side of the second supporting rod (2), the lower end of the adjusting rod (7) is connected into a sliding groove (8) in a sliding mode, the sliding groove (8) is located on the upper side of the first supporting rod (1), the lower end of the adjusting rod (7) is connected with a locking bolt (9), a fixing seat (10) is fixed to the upper end of the second supporting rod (2), the fixing seat (10) is provided with a hemispherical hollow shell, the interior of the shell is through from top to bottom, and a centering rod (12) is placed in the fixing seat (10);
the upper end of centering rod (12) is equipped with mounting hole (15), and the lower extreme of centering rod (12) is equipped with mounting hole two (17), and mounting hole one (15) and mounting hole two (17) all can be through threaded connection mount pad (16), and the upside of mount pad (16) is inlayed and is equipped with universal spirit level, and the upside of mount pad (16) is used for installing surveying and mapping equipment, there is upper cover (13) the upside of fixing base (10) through threaded connection, and the week is auspicious evenly to be equipped with a plurality of rotatory bolts (14) on upper cover (13).
2. A high accuracy cadastral survey centering device as claimed in claim 1, characterized in that the underside of said base plate (3) is arc-shaped and flush with the underside of the connecting piece (4).
3. The high-precision cadastral surveying and mapping centering device as claimed in claim 1, wherein the lower end of the adjusting rod (7) is fixed with a cylinder which is slidably connected in the sliding groove (8), and the lower end of the locking bolt (9) presses on the sliding groove (8).
4. The centering device for high-precision cadastral surveying and mapping as claimed in claim 1, wherein said centering rod (12) is composed of a central sphere and upper and lower cylinders.
5. The mapping and centering device for high-precision cadastral survey and drawing as claimed in claim 1, wherein a plurality of push rods (11) are circumferentially fixed at the lower side of the inside of the fixed base (10), and the upper ends of the push rods (11) are rotatably connected with balls.
6. The centering device for mapping of cadastral with high precision as claimed in claim 1, characterized in that the lower end of the rotating bolt (14) is pointed, and the outer side of the rotating bolt (14) is connected with the upper cover (13) through external threads.
7. The high-precision cadastral surveying and mapping centering device as claimed in claim 1, wherein the diagonal rod (6) is composed of two rods which are splayed, and the lower side of the first support rod (1) is provided with a matching slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121931290.3U CN215572979U (en) | 2021-08-17 | 2021-08-17 | Based on high accuracy cadastral survey and drawing centering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121931290.3U CN215572979U (en) | 2021-08-17 | 2021-08-17 | Based on high accuracy cadastral survey and drawing centering device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215572979U true CN215572979U (en) | 2022-01-18 |
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ID=79836551
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121931290.3U Active CN215572979U (en) | 2021-08-17 | 2021-08-17 | Based on high accuracy cadastral survey and drawing centering device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215572979U (en) |
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2021
- 2021-08-17 CN CN202121931290.3U patent/CN215572979U/en active Active
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