CN211574666U

CN211574666U - Horizontal fixing device for land surveying and mapping

Info

Publication number: CN211574666U
Application number: CN202020002442.0U
Authority: CN
Inventors: 陈诚; 谯登科; 杨果; 刘东侠
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-01-02
Filing date: 2020-01-02
Publication date: 2020-09-25
Anticipated expiration: 2030-01-02

Abstract

The utility model discloses a horizontal fixing device for land survey and drawing relates to mapping tool technical field. The utility model discloses a platform, platform top surface fixedly connected with observation window, the equal fixedly connected with bracing piece in four edges of platform bottom surface, bracing piece bottom week side threaded connection has the thread bush, thread bush bottom threaded connection has the dead lever, dead lever bottom fixedly connected with connecting seat, the equal sliding connection of dead lever and connecting seat internal surface has the telescopic link, platform bottom surface fixedly connected with horizontal mechanism, telescopic link bottom fixedly connected with adjustment mechanism, antiskid groove has been seted up to thread bush week side, the utility model discloses a set up can all-round rolling spin bottom the platform, the audio-visual degree of slope of seeing out the platform of accessible observation window, the rethread is tentatively adjusted and is finely adjusted the combined action, can realize quick and accurate regulation work for governing speed.

Description

Horizontal fixing device for land surveying and mapping

Technical Field

The utility model relates to a surveying and mapping instrument technical field specifically is a horizontal fixing device for land survey and drawing.

Background

The surveying and mapping wording is understood as measuring and mapping, which is based on computer technology, photoelectric technology, network communication technology, space science and information science, takes a Global Navigation Satellite System (GNSS), Remote Sensing (RS) and a Geographic Information System (GIS) as technical cores, selects existing characteristic points and boundary lines on the ground, obtains figure and position information reflecting the current situation of the ground by a measuring means, and is used for engineering construction, planning and design and administrative management.

The surveying and mapping needs to determine, collect and draw a map of the shape, size, spatial position, attributes and the like of natural geographic elements or surface artificial facilities, development of land surveying and mapping work needs a horizontal platform as a base point, the horizontal adjusting process of a horizontal fixing device at the present stage is complicated, the adjusting time is too long, the adjusting precision is limited, and development of surveying and mapping work is not facilitated, so that the research and development of a workbench capable of being quickly and accurately leveled is a technical problem to be solved by technical personnel in the field.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a horizontal fixing device for land survey and drawing has solved the problem of proposing in the above-mentioned background art.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a horizontal fixing device for land surveying and mapping comprises a platform, wherein an observation window is fixedly connected to the top surface of the platform, supporting rods are fixedly connected to four corners of the bottom surface of the platform, a threaded sleeve is connected to the peripheral side surface of the bottom end of each supporting rod in a threaded manner, a fixing rod is connected to the bottom of the threaded sleeve in a threaded manner, a connecting seat is fixedly connected to the bottom of the fixing rod, and telescopic rods are slidably connected to the fixing rod and the inner surface of the connecting seat;

the platform bottom surface fixed connection has the horizontal mechanism, telescopic link bottom fixedly connected with adjustment mechanism, the antiskid groove has been seted up to the side all around of thread bush.

Furthermore, the horizontal mechanism comprises a circular shell fixed on the bottom surface of the observation window, the circular shell is positioned under the observation window, the inner surface of the circular shell is connected with a rolling ball in a rolling manner through a ball, and the bottom of the rolling ball is fixedly connected with a balancing weight.

Further, adjustment mechanism is including the bottom plate that is fixed in the telescopic link bottom, bottom plate top surface fixedly connected with fixed plate, connecting seat lateral wall fixedly connected with connecting plate, the equal fixedly connected with in connecting plate inner wall both sides fixes the ear, the fixed plate both sides all with fixed ear joint, bottom plate bottom surface fixedly connected with skid resistant course.

Furthermore, the internal surface sliding connection in fixed plate top has two push pedals, two fixedly connected with spring between the relative lateral wall of push pedal, push pedal lateral wall fixedly connected with bolt, bolt one end runs through the fixed plate and extends to the fixed plate outside.

Furthermore, the top of the rolling ball is fixedly connected with a cross mark, the top of the circular shell is communicated with the platform, and the top surface of the observation window is fixedly connected with a cross scale.

The utility model discloses following beneficial effect has:

1. this a horizontal fixing device for land surveying and mapping through set up can all-round rolling spin bottom the platform, compares surveying instrument such as current laser level appearance, can make surveying personnel see out the degree of inclination of platform through the observation window is audio-visual, represents the platform promptly when cross mark and the coincidence of cross scale focus and is in the horizontality for adjust the work simplification.

2. This a horizontal fixing device for land survey and drawing realizes tentatively adjusting through the joint of bolt and fixed ear, and the rotation of rethread thread bush realizes fine adjustment, and quick and accurate regulation work can be realized to tentatively adjusting and fine adjustment combined action for governing speed.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of a horizontal fixing device for land surveying and mapping according to the present invention;

FIG. 2 is a schematic bottom view of the structure of FIG. 1;

FIG. 3 is a schematic cross-sectional view taken along line A-A of FIG. 2;

FIG. 4 is a schematic cross-sectional view taken along line B-B of FIG. 3;

FIG. 5 is a schematic cross-sectional view taken at C-C in FIG. 3;

fig. 6 is a partial enlarged view of fig. 4 at D.

In the drawings, the components represented by the respective reference numerals are listed below:

in the figure: 1-platform, 2-observation window, 3-support rod, 4-thread bushing, 5-fixed rod, 6-connecting seat, 7-connecting plate, 8-telescopic rod, 9-bottom plate, 10-fixed plate, 11-circular shell, 12-rolling ball, 13-balancing weight, 14-fixing lug, 15-spring, 16-push plate and 17-bolt.

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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution: a horizontal fixing device for land surveying and mapping comprises a platform 1, wherein an observation window 2 is fixedly connected to the top surface of the platform 1, supporting rods 3 are fixedly connected to four corners of the bottom surface of the platform 1, a threaded sleeve 4 is in threaded connection with the peripheral side surface of the bottom end of each supporting rod 3, a fixing rod 5 is in threaded connection with the bottom of each threaded sleeve 4, a connecting seat 6 is fixedly connected to the bottom of each fixing rod 5, telescopic rods 8 are slidably connected to the inner surfaces of the fixing rods 5 and the connecting seat 6, and the telescopic rods 8 and the connecting plate;

the bottom surface of the platform 1 is fixedly connected with a horizontal mechanism, the bottom end of the telescopic rod 8 is fixedly connected with an adjusting mechanism, and the side surfaces of the thread bush 4 are provided with anti-skidding grooves which can improve friction force and are convenient to adjust.

Wherein, horizontal mechanism is including being fixed in the circular shell 11 of 2 bottoms faces of observation window, and circular shell 11 is located under

observation window

2, and 11 internal surfaces of circular shell have spin 12 through ball roll connection, and spin 12 bottom fixedly connected with balancing weight 13, balancing weight 13 make spin 12 top cross mark vertical up all the time with spin 12's focus pressure, utilize gravity.

Wherein, adjustment mechanism is including being fixed in the bottom plate 9 of 8 bottoms of telescopic link, and 9 top surfaces of bottom plate fixedly connected with

fixed plate

10, 6 lateral walls fixedly connected with connecting plates 7 of connecting seat, the fixed ear 14 of the equal fixedly connected with in 7 inner walls both sides of connecting plate, and 10 both sides of fixed plate all with fixed ear 14 joint, 9 bottom surfaces of bottom plate fixedly connected with skid resistant course, the skid resistant course material is industrial rubber, can improve the stability of bottom plate 9.

Wherein, fixed plate 10 top internal surface sliding connection has two push pedal 16, and fixedly connected with spring 15 between two push pedal 16 relative lateral walls, push pedal 16 lateral wall fixedly connected with bolt 17, bolt 17 one end run through fixed plate 10 and extend to the fixed plate 10 outside, bolt 17 extend to the fixed plate 10 outside and with fixed ear 14 joint.

Wherein, 12 top fixedly connected with cross marks of spin, 11 tops of circular shell and 1 intercommunication of platform, 2 top surface fixedly connected with cross scales of observation window, 2 materials of observation window are transparent ya keli material, the cross mark at 12 tops of accessible observation window 2, when the cross scale on 2 surfaces of observation window coincides with the cross mark axle center at balancing weight 13 tops, represents the coincidence of platform 1 place plane and horizontal plane.

The specific application of this embodiment is: the device is placed on the ground, the rolling ball 12 rolls under the influence of the gravity of the balancing weight 13, the cross mark at the top of the rolling ball 12 is always vertically upward, the observation window 2 is made of transparent acrylic material, the cross mark at the top of the rolling ball 12 can be observed through the observation window 2, and when the cross scale on the surface of the observation window 2 is superposed with the axis of the cross mark at the top of the balancing weight 13, the plane where the representative platform 1 is located is superposed with the horizontal plane, so that the development of land drawing and measuring work is facilitated; when the platform 1 is not parallel to the horizontal plane, the bolt 17 is pressed to enable the two push plates 16 to be close to each other, the spring 15 is stressed and compressed, the two bolt 17 is contracted to enter the fixing plate 10, the fixing plate 10 is moved to a specified height in the connecting plate 7, the peripheral side face of the telescopic rod 8 slides relative to the inner surfaces of the connecting seat 6 and the fixing rod 5, the bolt 17 is loosened, the spring 15 rebounds to push the two push plates 16 to be away from each other, the push plates 16 drive the bolt 17 to move outwards, the two bolts 17 are clamped and fixed with the fixing lugs 14 again, primary adjustment is completed, and the primary adjustment is large; the accessible is rotatory thread bush 4 for bracing piece 3 and dead lever 5 keep away from each other, accomplish fine adjustment, and fine adjustment's scope is little, but adjusts the precision height, and preliminary adjustment and fine adjustment combined action can be fast again accurate completion platform 1's leveling work.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A horizontal fixing device for land surveying, comprising a platform (1), characterized in that: the top surface of the platform (1) is fixedly connected with an observation window (2), four corners of the bottom surface of the platform (1) are fixedly connected with supporting rods (3), the peripheral side surface of the bottom end of each supporting rod (3) is in threaded connection with a threaded sleeve (4), the bottom of each threaded sleeve (4) is in threaded connection with a fixing rod (5), the bottom of each fixing rod (5) is fixedly connected with a connecting seat (6), and the inner surfaces of each fixing rod (5) and each connecting seat (6) are both in sliding connection with a telescopic rod (8);

the platform is characterized in that a horizontal mechanism is fixedly connected to the bottom surface of the platform (1), an adjusting mechanism is fixedly connected to the bottom end of the telescopic rod (8), and anti-skidding grooves are formed in the circumferential side surfaces of the threaded sleeve (4).

2. The horizontal fixing device for land surveying and mapping according to claim 1, characterized in that the horizontal mechanism comprises a circular housing (11) fixed on the bottom surface of the observation window (2), the circular housing (11) is positioned under the observation window (2), the inner surface of the circular housing (11) is connected with a rolling ball (12) in a rolling way through a rolling ball, and the bottom of the rolling ball (12) is fixedly connected with a balancing weight (13).

3. The horizontal fixing device for land surveying and mapping according to claim 1, characterized in that the adjusting mechanism comprises a bottom plate (9) fixed at the bottom end of the telescopic rod (8), a fixing plate (10) is fixedly connected to the top surface of the bottom plate (9), a connecting plate (7) is fixedly connected to the side wall of the connecting seat (6), fixing lugs (14) are fixedly connected to both sides of the inner wall of the connecting plate (7), both sides of the fixing plate (10) are clamped with the fixing lugs (14), and an anti-slip layer is fixedly connected to the bottom surface of the bottom plate (9).

4. A horizontal fixing device for land mapping according to claim 3, characterized in that two push plates (16) are slidably connected to the inner surface of the top end of the fixing plate (10), a spring (15) is fixedly connected between the two opposite side walls of the push plates (16), a bolt (17) is fixedly connected to the side wall of the push plates (16), and one end of the bolt (17) penetrates through the fixing plate (10) and extends to the outside of the fixing plate (10).

5. The horizontal fixing device for land mapping according to claim 2, characterized in that the top of the rolling ball (12) is fixedly connected with a cross mark, the top of the circular housing (11) is communicated with the platform (1), and the top surface of the observation window (2) is fixedly connected with a cross scale.