CN211783488U

CN211783488U - Based on high accuracy cadastral survey and drawing centering device

Info

Publication number: CN211783488U
Application number: CN202020629819.5U
Authority: CN
Inventors: 韩志刚; 王金波; 张义; 刘永宏
Original assignee: Shenzhen Blue Sky Crane Surveying And Mapping Co ltd
Current assignee: Shenzhen Blue Sky Crane Surveying And Mapping Co ltd
Priority date: 2020-04-24
Filing date: 2020-04-24
Publication date: 2020-10-27
Anticipated expiration: 2030-04-24

Abstract

The utility model discloses a survey and drawing centering device based on high-precision cadastral, which belongs to the technical field of engineering measuring devices and comprises a main board, an auxiliary board, a first frame, a second frame, a third frame, a bottom frame, an inner frame and an inner ring, wherein the bottom of the main board is fixedly connected with the auxiliary board through screws, the centering device based on high-precision cadastral survey and drawing is combined with the first frame, the second frame and the third frame at the bottom of the auxiliary board through the combined application of accessories, and the inner ring containing a cross frame is combined in the inner part, so that the first frame, the second frame and the third frame can be pulled and dragged by the cross frame under the triangular tripod standing state, the dumping caused by the overlarge unfolding angle of the independent frame is avoided, and the inner frame is combined in the inner part of the bottom frame by a lifting rod, a main connecting plate and an auxiliary connecting plate, and the buffer effect can be increased in the process of depending on a triangular plate to insert the ground, the buffering performance of the impact force is guaranteed, the stability is further improved, and the high-precision matching of cadastral surveying and mapping is guaranteed.

Description

Based on high accuracy cadastral survey and drawing centering device

Technical Field

The utility model relates to an engineering measuring device technical field specifically is a based on high accuracy cadastral survey and drawing 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 centering rod adopts an integrated centering rod of integrated technology of 'laser range finder + precision amplifying device + display screen', and then a controller is used for processing data and outputting. The design is succinct clear, easy operation in the actual operation, and the precision is high, and through experimental demonstration many times, can satisfy the needs of high accuracy measurement work.

The in-process of using is being carried out to current centering device, the precision of surveying instrument is in order to satisfy 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, and the centering device is expanding the in-process that forms support angle in carrying out the bottom, if sideslip or the angle is inconsistent appears in single foot, must lead to the fact the focus of device to squint, produces the condition of sideslipping, and at the land of inserting in-process, receive the influence of different surveying and drawing environment, the land of inserting process lacks the buffer nature, has also influenced the high accuracy that data acquireed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a survey and drawing centering device based on high accuracy cadastral, in-process of using is being carried out to the current centering device that proposes in solving above-mentioned background art, the precision of surveying instrument is in order to satisfy 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, the centering device is carrying out the in-process that the bottom expandes formation support angle, sideslip or angle inconsistent appear if single foot, must lead to the fact the focus skew of device, produce the condition of sideslip, and at the land of inserting in-process, receive the influence of different surveying and drawing environment, the land of inserting process lacks the resiliency, the high accuracy problem of data acquisition has also been influenced.

In order to achieve the above object, the utility model provides a following technical scheme: a surveying and centering device based on high-precision cadastral surveying and mapping comprises a main board, an auxiliary board, a first frame, a second frame, a third frame, a bottom frame, an inner frame and an inner ring, wherein the bottom of the main board is fixedly connected with the auxiliary board through screws, the bottom of the auxiliary board is movably connected with the first frame, the second frame and the third frame through movable shafts, the bottoms of the first frame, the second frame and the third frame are fixedly connected with the bottom frame through screws, the inside of the bottom frame is fixedly connected with the inner frame through screws, the inside of the first frame, the second frame and the third frame is fixedly connected with the inner ring, the top of the main board is fixedly connected with a surveying and mapping device through screws, the bottom of the inner frame is fixedly connected with a limiting frame through screws, the bottom of the limiting frame is inserted with an insertion rod, the bottom of an inner cavity of the insertion rod is inserted with a telescopic plate, the bottom of the inner frame is fixedly connected with a lifting rod and a main connecting plate through screws, the bottom of the main connecting plate is fixedly connected with a main mounting seat through screws, the bottom of the main mounting seat is movably connected with an auxiliary connecting plate, the bottom of the auxiliary connecting plate is fixedly connected with an auxiliary mounting seat through screws, a first transverse frame, a second transverse frame and a third transverse frame are inserted into the circumferential outer wall of the inner ring, and the tail ends of the first transverse frame, the second transverse frame and the third transverse frame are fixedly connected with the inner sides of the first frame, the second frame and the third frame.

Preferably, the round hole has been seted up to the preceding lateral wall of surveying instrument, the circumference inner wall of round hole is pegged graft and is had the plotting head, screw fixedly connected with handle is passed through at the top of surveying instrument.

Preferably, the second shelf and the third shelf have the same overall structure as the first shelf.

Preferably, the spring is sleeved on the outer wall of the circumference of the lifting rod, the top of the spring is welded with the top of the inner frame, and the bottom of the spring is welded with the top of the limiting frame.

Preferably, the bottoms of the first cross frame, the second cross frame and the third cross frame are in threaded connection with a combined ring, and the first cross frame, the second cross frame and the third cross frame are in threaded connection with the inner sides of the first frame, the second frame and the third frame through the combined ring.

Preferably, a triangular plate is bonded to the bottom of the expansion plate.

Compared with the prior art, the beneficial effects of the utility model are that: this kind of centering device based on high accuracy cadastre survey and drawing, combination application through the accessory, at the first frame of bottom combination of subplate, second frame and third frame, and the inner ring that contains the crossbearer in inside combination, can be at first frame, second frame and third frame become under the triangle tripod state, rely on the crossbearer to pull and pull, avoid independent one to appear empting that the too big angle that causes of expansion angle, and put up in the inside combination of chassis, interior frame relies on the lifter, main connecting plate and vice connecting plate connection combination can insert the ground in-process at the reliance set-square, increase buffering effect, the buffer property to the impulsive force has been guaranteed, the stability is further improved, in order to guarantee the high accuracy cooperation of cadastre survey and drawing.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the inner ring structure of the present invention;

fig. 3 is an internal schematic view of the bottom frame of the present invention.

In the figure: 100 main boards, 110 mappers, 120 mapping heads, 130 handles, 200 auxiliary boards, 210 first frames, 220 second frames, 230 third frames, 300 bottom frames, 310 spacing frames, 320 inserted rods, 330 expansion plates, 340 triangular plates, 400 inner frames, 410 lifting rods, 420 springs, 430 main connecting plates, 440 main mounting seats, 450 auxiliary connecting plates, 460 auxiliary mounting seats, 500 inner rings, 510 first transverse frames, 520 second transverse frames, 530 third transverse frames and 540 combined rings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a survey and drawing centering device based on high accuracy cadastral, through the combination application of accessory, be convenient for increase stability, be favorable to guaranteeing the survey and drawing precision, please refer to fig. 1-3, including mainboard 100, subplate 200, first frame 210, second frame 220, third frame 230, chassis 300, inner frame 400 and inner ring 500;

referring to fig. 1 again, the top of the main board 100 is provided with a mapper 110, specifically, a circular hole is formed in a front side wall of the mapper 110, a mapping head 120 is inserted into a circumferential inner wall of the circular hole, the top of the mapper 110 is fixedly connected with a handle 130 through a screw, and the top of the main board 100 is fixedly connected with the mapper 110 through a screw;

referring to fig. 1 again, the top of the secondary board 200 is fixedly connected with the bottom of the main board 100, specifically, the bottom of the main board 100 is fixedly connected with the secondary board 200 through screws, the bottom of the secondary board 200 is movably connected with the first frame 210, the second frame 220 and the third frame 230 through movable shafts, and the overall structure of the second frame 220 and the third frame 230 is the same as that of the first frame 210;

referring to fig. 1-3 again, the top of the bottom frame 300 is fixedly connected with the bottom of the sub-plate 200, specifically, the bottoms of the first frame 210, the second frame 220 and the third frame 230 are fixedly connected with the bottom frame 300 through screws, the bottom of the limiting frame 310 is inserted with an inserting rod 320, and the bottom of the inner cavity of the inserting rod 320 is inserted with a telescopic plate 330;

referring to fig. 3 again, the bottom of the inner frame 400 is fixedly connected with the bottom of the inner cavity of the bottom frame 300, specifically, the inner frame 400 is fixedly connected inside the bottom frame 300 through screws, the bottom of the inner frame 400 is fixedly connected with the limiting frame 310 through screws, the bottom of the inner frame 400 is fixedly connected with the lifting rod 410 and the main connecting plate 430 through screws, the bottom of the main connecting plate 430 is fixedly connected with the main mounting seat 440 through screws, the bottom of the main mounting seat 440 is movably connected with the auxiliary connecting plate 450, and the bottom of the auxiliary connecting plate 450 is fixedly connected with the auxiliary mounting seat 460 through screws; referring to fig. 1-2 again, the circumferential outer wall of the inner ring 500 is fixedly connected with the inner sides of the first frame 210, the second frame 220, and the third frame 230, specifically, the inner ring 500 is fixedly connected with the inner parts of the first frame 210, the second frame 220, and the third frame 230, the circumferential outer wall of the inner ring 500 is inserted with a first cross frame 510, a second cross frame 520, and a third cross frame 530, and the ends of the first cross frame 510, the second cross frame 520, and the third cross frame 530 are fixedly connected with the inner sides of the first frame 210, the second frame 220, and the third frame 230;

in a specific use, the mapper 110 is first connected to the motherboard 100, so as to ensure stability, the bottom of the main board 100 is connected with the sub-board 200, the bottom of the sub-board 200 is movably connected with the first frame 210, the second frame 220 and the third frame 230 through pin shafts to form a tripod structure, after the first, second and

third frames

210, 220 and 230 are opened, they are drawn by the first, second and

third cross frames

510, 520 and 530 connected thereto, so that the first, second and

third frames

210, 220 and 230 are unfolded with the inner ring 500 as a central point, without a separate deviation, thereby ensuring stability, and at the same time, the inner frame 400 is combined inside the bottom chassis 300, when the surveying and mapping position is measured, the triangular plate 340 is stressed and then carries the inserted link 320 to move upwards, the limiting frame 310 on the inserted link 320 is matched with the lifting rod 410 and the spring 420 for buffering, so as to relieve the pressure and the shaking condition and effectively cooperate with the surveying instrument to finish high-precision measurement.

Referring to fig. 3 again, in order to increase the buffer matching with the lifting rod 410, specifically, the spring 420 is sleeved on the outer circumferential wall of the lifting rod 410, the top of the spring 420 is welded to the top of the inner frame 400, and the bottom of the spring 420 is welded to the top of the limiting frame 310.

Referring to fig. 1-2 again, for the convenience of assembly, in particular, the bottom of the first cross frame 510, the second cross frame 520 and the third cross frame 530 are threadedly connected with a combined ring 540, and the first cross frame 510, the second cross frame 520 and the third cross frame 530 are threadedly connected with the inner sides of the first frame 210, the second frame 220 and the third frame 230 through the combined ring 540.

Referring again to fig. 3, in order to effectively insert the survey location, a triangle 340 is adhered to the bottom of the expansion board 330.

While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, as long as there is no structural conflict, the various features of the disclosed embodiments of the present invention can be used in any combination with each other, and the description of such combinations is not exhaustive in the present specification only for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims

1. The utility model provides a survey and drawing centering device based on high accuracy cadastral, its characterized in that: comprises a main board (100), a secondary board (200), a first frame (210), a second frame (220), a third frame (230), a chassis (300), an inner frame (400) and an inner ring (500), wherein the bottom of the main board (100) is fixedly connected with the secondary board (200) through screws, the bottom of the secondary board (200) is movably connected with the first frame (210), the second frame (220) and the third frame (230) through movable shafts, the bottoms of the first frame (210), the second frame (220) and the third frame (230) are fixedly connected with the chassis (300) through screws, the inside of the chassis (300) is fixedly connected with the inner frame (400) through screws, the inside of the first frame (210), the second frame (220) and the third frame (230) is fixedly connected with the inner ring (500), and the top of the main board (100) is fixedly connected with a mapper (110) through screws, the bottom of the inner frame (400) is fixedly connected with a limiting frame (310) through screws, an inserting rod (320) is inserted into the bottom of the limiting frame (310), an expansion plate (330) is inserted into the bottom of an inner cavity of the inserting rod (320), a lifting rod (410) and a main connecting plate (430) are fixedly connected to the bottom of the inner frame (400) through screws, a main mounting seat (440) is fixedly connected to the bottom of the main connecting plate (430) through screws, an auxiliary connecting plate (450) is movably connected to the bottom of the main mounting seat (440), an auxiliary mounting seat (460) is fixedly connected to the bottom of the auxiliary connecting plate (450) through screws, a first transverse frame (510), a second transverse frame (520) and a third transverse frame (530) are inserted into the outer wall of the circumference of the inner ring (500), the tail ends of the first transverse frame (210), the second transverse frame (520) and the third transverse frame (530) are connected with the first frame (210), The second frame (220) is fixedly connected with the inner side of the third frame (230).

2. The high-precision cadastral surveying and centering device as claimed in claim 1, wherein: the round hole has been seted up to the preceding lateral wall of surveying instrument (110), the circumference inner wall of round hole is pegged graft and is had plotting head (120), screw fixedly connected with handle (130) is passed through at the top of surveying instrument (110).

3. The high-precision cadastral surveying and centering device as claimed in claim 1, wherein: the second shelf (220) and the third shelf (230) have the same overall structure as the first shelf (210).

4. The high-precision cadastral surveying and centering device as claimed in claim 1, wherein: the spring (420) is sleeved on the outer wall of the circumference of the lifting rod (410), the top of the spring (420) is welded with the top of the inner frame (400), and the bottom of the spring (420) is welded with the top of the limiting frame (310).

5. The high-precision cadastral surveying and centering device as claimed in claim 1, wherein: the bottoms of the first cross frame (510), the second cross frame (520) and the third cross frame (530) are in threaded connection with a combined ring (540), and the first cross frame (510), the second cross frame (520) and the third cross frame (530) are in threaded connection with the inner sides of the first frame (210), the second frame (220) and the third frame (230) through the combined ring (540).

6. The high-precision cadastral surveying and centering device as claimed in claim 1, wherein: and a triangular plate (340) is bonded at the bottom of the expansion plate (330).