一种可伸缩的测绘标杆连接结构

Abstract

本实用新型涉及测绘技术领域，尤其涉及一种可伸缩的测绘标杆连接结构，公开了延伸柱，所述延伸柱的底部设置有连接机构，所述连接机构的底部滑动连接有支撑柱，所述连接机构包括伸缩组件，所述伸缩组件的外部固定连接有保护壳，所述保护壳的内部滑动连接有推动柱，所述推动柱的顶部固定连接有手拧螺栓，所述推动柱的底部滑动连接有固定柱，所述固定柱的外部滑动连接在所述延伸柱的内部。本实用新型中，操作人员将延伸柱与支撑柱对接在两连接筒间，拧动手拧螺栓使推动柱下移，其底部斜面挤压固定柱端部，迫使固定柱插入两者空洞，有效减少连接松动引发的测量误差。

Claims

1. A telescopic surveying pole connection structure comprising an extension column (1), characterized in that: The bottom of the extension column (1) is provided with a connecting mechanism (2), the bottom of the connecting mechanism (2) is slidably connected with a support column (3), the bottom of the support column (3) is fixedly connected with a base (4), and the top of the base (4) is provided with multiple fixing mechanisms (5). The connecting mechanism (2) includes a telescopic component (26), the top of which is slidably connected to the bottom of the extension column (1). A protective shell (21) is fixedly connected to the outside of the telescopic component (26). A push column (22) is slidably connected inside the protective shell (21). A hand-tightening bolt (25) is fixedly connected to the top of the push column (22). The bottom of the push column (22) is set as an inclined surface. A fixed column (24) is slidably connected to the bottom of the push column (22). The outside of the fixed column (24) is slidably connected to the inside of the extension column (1). A pull-back connecting rod (23) is fixedly connected to the outside of the fixed column (24).

2. A telescoping survey pole connection structure according to claim 1, wherein: The fixing mechanism (5) includes a support plate (51), the top of which is fixedly connected to the top of the base (4). The support plate (51) has two limiting shafts inside, and one of the limiting shafts is rotatably connected to a lever (52).

3. A telescoping survey pole connection structure according to claim 2, wherein: The bottom of the telescopic component (26) is slidably connected to the top of the support column (3), the external thread of the hand-tightening bolt (25) is connected to the inside of the protective shell (21), and the external sliding connection of the pull-back link (23) is connected to the inside of the protective shell (21).

4. A telescoping survey pole connection structure according to claim 3, wherein: The telescopic assembly (26) includes two connecting cylinders (262), one of which is slidably connected to the bottom of the extension column (1) on the outside, and the other of which is slidably connected to the top of the support column (3) on the bottom.

5. A telescoping survey rod connection structure according to claim 4, wherein: Another connecting cylinder (262) is fixedly connected to the top of a telescopic rod (261), the driving end of the telescopic rod (261) is fixedly connected to the bottom of one of the connecting cylinders (262), and the outside of the connecting cylinder (262) is fixedly connected to the outside of the protective shell (21).

6. A telescoping survey rod connection structure according to claim 2, wherein: The lever (52) is rotatably connected to a first transmission link (53), the first transmission link (53) is rotatably connected to a second transmission link (54), the other end of the second transmission link (54) is rotatably connected to the outside of another limiting shaft, and the first transmission link (53) is rotatably connected to a third transmission link (55).

7. A telescoping survey rod connection structure according to claim 6, wherein: The other end of the transmission link three (55) is rotatably connected to a slider (56), and the slider (56) is slidably connected to the outside of the support plate (51).

8. A telescoping survey pole connection structure according to claim 7, wherein: The bottom of the slider (56) is fixedly connected to a fixed anchor (57), the bottom of the fixed anchor (57) is conical, and the outside of the fixed anchor (57) is slidably connected to the inside of the base (4).

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