阅读说明：本技术 一种土木测绘的机械支撑装置 (Mechanical support device for civil surveying and mapping ) 是由 聂松广 曹永娣 牛贺洋 李忠旺 黄志伟 于 2019-11-05 设计创作，主要内容包括：本发明提供一种土木测绘的机械支撑装置,解决了现有技术中测量房屋或者基坑边缘是否水平时,会有一条支腿悬空,达不到测量效果的问题。包括底座,底座外边缘上连接有支腿滑轨,支腿滑轨上滑动有支腿滑套,支腿滑套下端铰接有支腿,支腿的内部滑动安装有伸缩支腿,支腿朝向底座中心线的一面分别开有联动杆滑槽,伸缩支腿的顶部分别铰接有穿过对应的联动杆滑槽且内部中空的联动杆,联动杆的另一端的底面上分别铰接有联动杆滑套,联动杆滑套的另一端分别滑动安装在位于底座下方且与底座同轴线的联动圆盘上。本发明通过支腿滑轨和三个支腿滑套的配合,使得安装在三个支腿滑套上的三个支腿能够单独调整位置,当一条支腿悬空时可以使其滑动以改变位置。(The invention provides a mechanical support device for mapping soil, which solves the problem that in the prior art, when the edge of a house or a foundation pit is measured to be horizontal, a supporting leg is suspended, and the measurement effect cannot be achieved. The linkage rod sliding sleeve is hinged to the top of the telescopic supporting leg, linkage rod sliding grooves are formed in the bottom surface of the other end of each linkage rod, and the other end of each linkage rod sliding sleeve is respectively slidably mounted on a linkage disc which is located below the base and coaxial with the base. According to the invention, through the matching of the support leg sliding rails and the three support leg sliding sleeves, the positions of the three support legs arranged on the three support leg sliding sleeves can be independently adjusted, and when one support leg is suspended, the support leg can slide to change the position.)

1. The mechanical support device for civil mapping comprises a circular base (1) and is characterized in that an annular supporting leg sliding rail (2) is integrally connected to the outer edge of the base (1), three supporting leg sliding sleeves (3) are slidably mounted on the supporting leg sliding rail (2), fixing bolts (301) are respectively threadedly mounted on the outer sides of the three supporting leg sliding sleeves (3), the lower ends of the three supporting leg sliding sleeves (3) are respectively hinged with supporting legs (4) with inner hollow lower end openings, telescopic supporting legs (5) are respectively slidably mounted inside the three supporting legs (4), linkage rod sliding grooves (6) are respectively formed in one sides of the three supporting legs (4) facing to the central line of the base (1), linkage rod sliding grooves (6) corresponding to the tops of the three telescopic supporting legs (5) are respectively hinged with linkage rods (7) which penetrate through the linkage rod sliding grooves (6) and are hollow inside, and linkage rod sliding sleeves (8) are respectively hinged to the bottom surface of the other ends of, the other ends of the three linkage rod sliding sleeves (8) are respectively and slidably mounted on a linkage disc (9) which is positioned below the base (1) and is coaxial with the base (1).

2. The mechanical support device for civil mapping according to claim 1, wherein the top ball of the base (1) is hinged to a mounting seat (10), the bottom surface of the mounting seat (10) is provided with two long sliding grooves (11), the top surface of the base (1) is provided with two square bolt holes (12), two fine adjustment bolts (13) which are square and are provided with threads at four edges are respectively slidably mounted in the bolt holes (12), the top ends of the two fine adjustment bolts (13) are respectively hinged to one long sliding groove (11), the two fine adjustment bolts (13) are respectively sleeved with fine adjustment gears (14) which are rotatably mounted on the top surface of the base (1) and are internally provided with threads, and the top surface of the base (1) is rotatably mounted with two fine adjustment worms (15) which are respectively engaged with the two fine adjustment gears (14).

3. The mechanical support device for civil mapping according to claim 1, wherein the front and rear inner walls of the three legs (4) are respectively and integrally connected with a leg slide rail (401), and the front and rear sides of the three telescopic legs (5) are respectively provided with a leg slide groove (501) sliding on the leg slide rail (401).

4. The mechanical support device for civil mapping according to claim 3, characterized in that, three the inner wall of the supporting leg (4) towards the central line of the base (1) is respectively provided with a fixed rack (16) located at two sides of the linkage rod chute (6), three the inside of the linkage rod (7) is respectively provided with a linkage telescopic rod (17) in a sliding manner, three the linkage rod (7) is respectively provided with a rack chute (18) and a telescopic supporting leg (5) in a hinged manner, three the one end of the linkage telescopic rod (17) is respectively provided with a rotating rod (19) passing through the rack chute (18) in a rotating manner, three the rotating rod (19) is respectively provided with a positioning rack (20) in a coaxial manner, a plurality of the positioning rack (20) is respectively provided with a positioning spring (21) between the corresponding telescopic supporting legs (5), and three the other end of the linkage telescopic rod (17) respectively extends out of the corresponding linkage rod (7) and is respectively located on the linkage A linkage button (22) with a bottom surface provided with an inclined plane is arranged on the top surface of the linkage disc (9) in a vertically sliding way, and a button return spring (23) is arranged between the linkage button (22) and the linkage disc (9).

5. The mechanical support device for civil mapping according to claim 4, wherein the three legs (4) are respectively rotatably provided with a torsion spring wire wheel (24) positioned above the telescopic legs (5), the three torsion spring wire wheels (24) are respectively wound with a wire (25), and the other ends of the three wires (25) are respectively connected to the top surfaces of the corresponding telescopic legs (5).

6. The mechanical support device for civil mapping according to claim 5, wherein the bottom ends of the three telescopic legs (5) are respectively and fixedly connected with a square support leg (26) with an opening at the bottom of the hollow interior, the bottoms of the three support legs (26) are respectively and rotatably provided with a pin gear (27) which is positioned in the front, back, left and right directions of the opening, a plurality of the pin gears (27) are respectively and coaxially provided with a quarter pin (28), the openings of the three support legs (26) are respectively and vertically and slidably provided with a square pin rack (29), and the bottom ends of the three pin racks (29) are integrally connected with a telescopic pin (30).

7. The mechanical support device for civil mapping according to claim 6, wherein the outward surface of three support legs (26) is provided with a pedal sliding groove (31), the tops of three pin racks (29) are integrally connected with a pedal (32) passing through the pedal sliding groove (31), and pin return springs (33) are respectively arranged between the three pin racks (29) and the corresponding support legs (26).

Technical Field

The invention relates to the technical field of civil engineering surveying and mapping, in particular to a mechanical supporting device for civil engineering surveying and mapping.

Background

The civil mapping project, namely, measure various information of space and earth and draw various topographic maps, take the shape, size and gravity field of the earth and other planets as research objects, the research and mapping objects are very wide, mainly include various ground objects, landforms of the earth surface, underground geological structures, hydrology, mineral deposits and the like, such as mountains, rivers, houses, roads, vegetations and the like, generally, before developing a land or carrying out large-scale engineering construction, a mapping engineer must measure and draw the topographic maps and provide other information data, and then can carry out decision-making, planning, design and other works, so the mapping work is very important.

The surveying instrument is used for collecting, processing and outputting data in surveying and mapping operation design, planning and designing in engineering construction, construction and operation management stages, and measuring various orientation, distance measurement, angle measurement, height measurement, mapping and photogrammetry required by operation.

However, the above-mentioned method has the following disadvantages:

1. when the edge of the house or the foundation pit needs to be measured to be horizontal, the testing instrument needs to be flush with the edge of the house or the foundation pit, but a supporting leg is suspended at the moment, and if the tripod is integrally rotated, the testing instrument can be deviated from the edge of the house or the foundation pit, so that the measuring effect cannot be achieved;

2. when the tripod is placed, the three support legs need to be sequentially pulled open, the height of each support leg is sequentially adjusted, if the measuring instrument is not horizontal, the three support legs need to be finely adjusted in sequence on the side, and the operation is complicated;

3. when the measuring environment is in soft ground or sand, the legs of the tripod can sink, so that the measuring instrument deflects, and measuring accuracy is affected.

Accordingly, the present invention provides a mechanical support device for mapping of civil engineering to solve the above problems.

Disclosure of Invention

Aiming at the situation, in order to overcome the defects of the prior art, the invention provides a mechanical supporting device for mapping the soil, which effectively solves the following problems which cannot be overcome in the prior art: firstly, when the edge of a house or a foundation pit is measured to be horizontal, one supporting leg is suspended, and if a tripod is integrally rotated, the measuring instrument can be deviated from the edge of the house or the foundation pit, so that the measuring effect cannot be achieved; secondly, the three support legs are required to be sequentially pulled apart and the height of each support leg is required to be sequentially adjusted, the three support legs are required to be finely adjusted in sequence, and the operation is complicated; and thirdly, when the measuring environment is in soft ground or sandy ground, the legs of the tripod can sink, so that the measuring instrument deflects, and the measuring accuracy is affected.

A mechanical supporting device for mapping soil comprises a circular base, and is characterized in that the outer edge of the base is integrally connected with an annular supporting leg sliding rail, sliding mounting has three landing leg sliding sleeve on the landing leg slide rail, and is three the outside of landing leg sliding sleeve is threaded mounting respectively has fixing bolt, and is three the lower extreme of landing leg sliding sleeve articulates respectively has inside cavity lower extreme open-ended landing leg, and is three sliding mounting has flexible landing leg respectively in the inside of landing leg, and is three the gangbar spout has been opened respectively to the landing leg towards the one side of base central line, and is three the top of flexible landing leg articulates respectively has the gangbar spout that passes corresponding and inside hollow gangbar, and is three it has the gangbar sliding sleeve, and is three to articulate respectively on the bottom surface of the other end of gangbar sliding sleeve is sliding mounting respectively on the linkage disc that is located the base below.

Preferably, the top ball joint of base has the mount pad, it has two long spouts to open on the mount pad bottom surface, it has two square bolt holes, two to open on the top surface of base there are square and four edges to open screwed fine setting bolt, two sliding mounting has square and four edges respectively in the bolt hole the top of fine setting bolt is ball joint respectively in a long spout, two the last cover of fine setting bolt has the rotation to install on the base top surface and inside threaded fine setting gear, rotate on the base top surface and install two respectively in two fine setting worm of fine setting gear engagement.

Preferably, the front and rear inner walls of the three support legs are respectively and integrally connected with a support leg sliding rail, and the front and rear side surfaces of the three telescopic support legs are respectively provided with a support leg sliding groove sliding on the support leg sliding rail.

Preferably, the inner walls of the three support legs towards the central line of the base are respectively provided with fixed racks positioned at two sides of a linkage rod sliding groove, the interiors of the three linkage rods are respectively provided with a linkage telescopic rod in a sliding manner, the three linkage rods are respectively provided with a rack sliding groove at one end hinged with a telescopic support leg, one end of each linkage telescopic rod is respectively rotatably provided with a rotating rod penetrating through the rack sliding groove, the three rotating rods are respectively and coaxially provided with a positioning rack, a plurality of positioning racks are respectively arranged between the corresponding telescopic support legs, the other ends of the three linkage telescopic rods respectively extend out of the corresponding linkage rods and are respectively positioned above the top surface of the linkage disc, and a linkage button with a bottom surface provided with an inclined plane is arranged on the top surface of the linkage disc in a vertically sliding manner, and a button return spring is arranged between the linkage button and the linkage disc.

Preferably, the three landing legs are internally and respectively rotatably provided with a torsion spring wire wheel positioned above the telescopic landing legs, the three torsion spring wire wheels are respectively wound with wires, and the other ends of the wires are respectively connected to the top surfaces of the corresponding telescopic landing legs.

Preferably, it is three the bottom of flexible landing leg is square and inside cavity bottom open-ended respectively fixedly connected with props the leg, and is three prop the leg bottom and rotate respectively and install the stitch gear that is located the opening all around left right direction, it is a plurality of coaxial arrangement has the fourth stitch, three respectively on the stitch gear respectively slidable mounting has square stitch rack, three about respectively in the opening of propping the leg the bottom an organic whole of stitch rack is connected with flexible stitch.

Preferably, pedal plate sliding grooves are formed in the outward surfaces of the three supporting legs, pedal plates penetrating through the pedal plate sliding grooves are integrally connected to the tops of the three pin racks, and pin return springs are respectively installed between the three pin racks and the corresponding supporting legs.

Compared with the prior art, the invention has the following advantages:

1. through the matching of the supporting leg sliding rails and the three supporting leg sliding sleeves, the positions of the three supporting legs arranged on the three supporting leg sliding sleeves can be independently adjusted, and when one supporting leg is suspended, the supporting leg can slide to change the position;

2. the effect of quick fine adjustment can be realized through the matching of the fine adjustment bolt, the fine adjustment gear and the fine adjustment worm which are hinged on the mounting seat through two balls;

3. three linkage rods sliding on the linkage disc are utilized, so that the three telescopic supporting legs can be simultaneously stretched, and the adjustment of different heights of the telescopic supporting legs is realized through the matching between the fixed rack and the positioning rack;

4. through the matching of the four quarter pins coaxially provided with the pin gears and the pin racks, the stressed area of the pins can be enlarged, and the pins cannot sink when used for soft soil or sand.

Drawings

Fig. 1 is a first perspective view of the present invention.

Fig. 2 is a perspective view of the second embodiment of the present invention.

Fig. 3 is a third perspective view of the present invention.

Fig. 4 is a schematic sectional perspective view of the present invention.

FIG. 5 is a schematic cross-sectional perspective view of a base according to the present invention.

FIG. 6 is a perspective view of a trimmer bolt of the present invention.

FIG. 7 is a perspective view of the linking disc of the present invention.

FIG. 8 is a schematic cross-sectional perspective view of a linkage disk of the present invention.

Fig. 9 is a schematic sectional perspective view of a leg according to the present invention.

FIG. 10 is a cross-sectional perspective view of a linkage rod of the present invention.

Fig. 11 is a perspective view of the leg brace of the present invention.

Fig. 12 is a schematic sectional perspective view of the leg brace of the present invention.

FIG. 13 is a perspective view of the invention with a quarter stitch deployed.

Detailed Description

The foregoing and other aspects, features and advantages of the invention will be apparent from the following more particular description of embodiments of the invention, as illustrated in the accompanying drawings in which reference is made to figures 1 to 13. The structural contents mentioned in the following embodiments are all referred to the attached drawings of the specification.

Exemplary embodiments of the present invention will be described below with reference to the accompanying drawings.