CN212721441U - Automatic leveling centering rod for engineering measurement - Google Patents
Automatic leveling centering rod for engineering measurement Download PDFInfo
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- CN212721441U CN212721441U CN202021724726.7U CN202021724726U CN212721441U CN 212721441 U CN212721441 U CN 212721441U CN 202021724726 U CN202021724726 U CN 202021724726U CN 212721441 U CN212721441 U CN 212721441U
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- centering
- centering rod
- rod
- graduated scale
- automatic leveling
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Abstract
An automatic leveling centering rod for engineering measurement comprises a prism lens, an automatic leveling rod, a prism tripod and a quick lofting auxiliary ruler, wherein the automatic leveling rod comprises a centering rod and a fisheye bearing outer frame, the centering rod includes first centering rod and second centering rod, first centering rod, the second centering rod welds respectively on two points of the longitudinal symmetry of flake bearing frame, install the spirit level on the first centering rod, the top at first centering rod is installed to the prism head, the bottom of second centering rod is connected with the counter weight, laser range finder is installed at the center of counter weight, quick laying-out auxiliary ruler is installed on the second centering rod, install the interior ball of flake bearing in the flake bearing frame, install brake bolt on the flake bearing frame, the bilateral symmetry of the interior ball of flake bearing has the connecting rod, the connecting rod is installed on the carriage, the top of prism tripod is connected with the carriage. This design is simple structure not only, has improved laying-out efficiency moreover.
Description
Technical Field
The utility model relates to an engineering measuring instrument equipment technical field especially relates to an automatic flattening centering rod of engineering survey, is mainly applicable to and improves laying-out efficiency.
Background
The centering rod of the engineering measurement lofting tool is a measuring instrument commonly used in engineering construction, and is generally used in the lofting work of an engineering measurement site.
However, because manual leveling is needed in the lofting process, not only time is consumed, but also certain errors are generated, and even some new hands are not flat or take too long to influence the lofting speed and accuracy. Therefore, an automatic leveling and centering rod for engineering measurement is needed to improve lofting efficiency.
Disclosure of Invention
The utility model aims at overcoming the defect and the problem of laying out inefficiency that exist among the prior art, providing an efficient engineering survey of laying out automatic flattening centering rod.
In order to achieve the above purpose, the technical solution of the utility model is that: an automatic leveling centering rod for engineering measurement comprises a prism lens, an automatic leveling rod, a prism tripod and a quick lofting auxiliary ruler, wherein the automatic leveling rod comprises a centering rod and a fisheye bearing outer frame, the centering rod comprises a first centering rod and a second centering rod, the first centering rod and the second centering rod are respectively welded on two points of the fisheye bearing outer frame in an up-down symmetrical manner, a level gauge is installed on the first centering rod, the prism lens is installed at the top of the first centering rod, the bottom of the second centering rod is connected with a balance weight, a laser range finder is installed at the center of the balance weight, the quick lofting auxiliary ruler is installed on the second centering rod, a fisheye bearing inner ball is installed in the fisheye bearing outer frame, a brake bolt is installed on the fisheye bearing outer frame, two sides of the fisheye bearing inner ball are symmetrically connected with a connecting rod, the connecting rod is installed on a connecting frame, the top of the prism tripod is connected with the connecting frame.
The connecting frame is of a circular ring-shaped structure, the inner ball of the fisheye bearing is located in the connecting frame, and the inner ball of the fisheye bearing is connected with the inner wall of the connecting frame through the connecting rod.
The prism tripod comprises three prism legs, the tops of the three prism legs are connected with corner heads, and the corner heads are connected with the connecting frame through bolts.
Supplementary chi of quick lofting includes vertical scale, a horizontal scale and No. two horizontal scales, vertical scale, a horizontal scale, No. two horizontal scales all are provided with the chute, vertical scale fixes on the second is to the king-rod, a horizontal scale passes through connecting device sliding connection and lies in the position of second to king-rod one side on vertical scale, No. two horizontal scales pass through connecting device sliding connection and lie in the position of second to the king-rod opposite side on vertical scale, equal sliding connection has a vernier on a horizontal scale, No. two horizontal scales, installs the laser lamp on a vernier.
The connecting device comprises a second vernier, a fixing screw and a nut, the second vernier is connected to the vertical graduated scale in a sliding mode, a groove is formed in the second vernier, a protrusion matched with the groove is arranged at one end of the fixing screw, and the other end of the fixing screw penetrates through the chute and then is connected with the nut.
The first transverse dividing ruler and the second transverse dividing ruler both comprise two symmetrically-arranged dividing rulers, and the two dividing rulers are connected through hinges.
The prism lens is a Leica lens.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model relates to an engineering survey automatic leveling centering rod, first centering rod, second centering rod weld respectively on two points of the longitudinal symmetry of flake bearing frame, install the spirit level on the first centering rod, the prism head is installed at the top of first centering rod, the bottom of second centering rod is connected with the counter weight, the center of counter weight is installed laser range finder, quick laying-out auxiliary ruler is installed on second centering rod, install flake bearing inner ball in the flake bearing frame, install brake bolt on the flake bearing frame, the bilateral symmetry of flake bearing inner ball is connected with the connecting rod, the connecting rod is installed on the connecting frame; when the centering rod is used, the brake bolt is loosened, the centering rod can be automatically leveled, after leveling, the brake bolt is locked to avoid shaking back and forth, and then rapid lofting can be performed through the rapid lofting auxiliary ruler; in addition, the prism height can be measured by a laser rangefinder. Therefore, the utility model provides high laying-out efficiency.
2. In the automatic leveling centering rod for engineering measurement, the connecting frame is of an annular structure, the inner ball of the fisheye bearing is positioned in the connecting frame, and the inner ball of the fisheye bearing is connected with the inner wall of the connecting frame through the connecting rod; the prism tripod comprises three prism legs, the tops of the three prism legs are connected with corner heads, and the corner heads are connected with the connecting frame through bolts; the design is simple in structure and convenient to assemble. Therefore, the utility model discloses simple structure, assembly are simple and convenient.
3. In the automatic leveling centering rod for engineering measurement, the quick lofting auxiliary ruler comprises a vertical dividing ruler, a first transverse dividing ruler and a second transverse dividing ruler, wherein a first vernier is connected to the first transverse dividing ruler and the second transverse dividing ruler in a sliding manner, and a laser lamp is mounted on the first vernier; the connecting device with the structure can adjust the included angle between the vertical graduated scale and the transverse graduated scale to 90 degrees when in use; when the scale is folded, the included angle between the vertical graduated scale and the horizontal graduated scale can be adjusted to be 0 degree; horizontal scale, No. two horizontal scales all include the scale that two sections symmetries set up, and two sections scales pass through hinge connection, conveniently pack up. Therefore, the utility model discloses simple structure, laying-out are efficient, convenient to use.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural diagram of the prism lens in fig. 1.
Fig. 3 is a schematic view of the construction of the self-leveling bar of fig. 1.
Fig. 4 is a schematic view of an assembly structure of the inner ball and the connection frame of the fisheye bearing in fig. 3.
Fig. 5 is a schematic view illustrating an assembly structure of the prism tripod and the coupling frame of fig. 1.
Fig. 6 is a schematic view showing the construction of the prism tripod of fig. 5.
Fig. 7 is a schematic structural view of the quick lofting auxiliary ruler in fig. 1.
Fig. 8 is a schematic structural diagram of the connecting device of the present invention.
In the figure: the device comprises a prism lens 1, an automatic leveling rod 2, a first centering rod 21, a second centering rod 22, a fisheye bearing outer frame 23, a level 24, a balance weight 25, a laser range finder 26, a fisheye bearing inner ball 27, a brake bolt 28, a connecting rod 29, a prism tripod 3, a prism leg 31, a corner 32, a bolt 33, a quick lofting auxiliary ruler 4, a vertical graduated scale 41, a first transverse graduated scale 42, a second transverse graduated scale 43, a first vernier 44, a connecting frame 5, a connecting device 6, a second vernier 61, a groove 611, a fixing screw 62, a protrusion 621 and a nut 63.
Detailed Description
The present invention will be described in further detail with reference to the following description and embodiments in conjunction with the accompanying drawings.
Referring to fig. 1 to 8, an automatic leveling centering rod for engineering survey comprises a prism lens 1, an automatic leveling rod 2, a prism tripod 3 and a quick lofting auxiliary ruler 4, wherein the automatic leveling rod 2 comprises a centering rod and a fisheye bearing outer frame 23, the centering rod comprises a first centering rod 21 and a second centering rod 22, the first centering rod 21 and the second centering rod 22 are respectively welded on two points of the fisheye bearing outer frame 23, a leveling instrument 24 is installed on the first centering rod 21, the prism lens 1 is installed on the top of the first centering rod 21, a counterweight 25 is connected with the bottom of the second centering rod 22, a laser range finder 26 is installed at the center of the counterweight 25, the quick lofting auxiliary ruler 4 is installed on the second centering rod 22, a fisheye bearing inner ball 27 is installed in the fisheye bearing outer frame 23, a brake bolt 28 is installed on the fisheye bearing outer frame 23, the both sides symmetry of ball 27 in the fisheye bearing is connected with connecting rod 29, and connecting rod 29 is installed on connecting frame 5, the top of prism tripod 3 is connected with connecting frame 5.
The connecting frame 5 is of a circular ring structure, the inner ball 27 of the fisheye bearing is positioned in the connecting frame 5, and the inner ball 27 of the fisheye bearing is connected with the inner wall of the connecting frame 5 through the connecting rod 29.
The prism tripod 3 comprises three prism legs 31, the tops of the three prism legs 31 are all connected with a corner 32, and the corner 32 is connected with the connecting frame 5 through a bolt 33.
Quick lofting auxiliary scale 4 includes vertical scale 41, horizontal scale 42 and No. two horizontal scales 43, vertical scale 41, horizontal scale 42, No. two horizontal scales 43 all are provided with the chute, vertical scale 41 is fixed on the second is to centering rod 22, No. one horizontal scale 42 passes through connecting device 6 sliding connection and lies in the position of second to centering rod 22 one side on vertical scale 41, No. two horizontal scales 43 passes through connecting device 6 sliding connection and lies in the position of second to centering rod 22 opposite side on vertical scale 41, equal sliding connection has a vernier 44 on horizontal scale 42, No. two horizontal scales 43, installs the laser lamp on a vernier 44.
The connecting device 6 comprises a second vernier 61, a fixing screw 62 and a nut 63, the second vernier 61 is connected to the vertical dividing ruler 41 in a sliding mode, a groove 611 is formed in the second vernier 61, a protrusion 621 matched with the groove 611 is arranged at one end of the fixing screw 62, and the other end of the fixing screw 62 penetrates through the chute and then is connected with the nut 63.
The first transverse graduated scale 42 and the second transverse graduated scale 43 both comprise two symmetrically arranged graduated scales, and the two graduated scales are connected through hinges.
The prism lens 1 is a lycra lens.
The principle of the utility model is explained as follows:
during production, the centering rod is divided into two parts (about 50cm of the centering rod), the two parts are respectively welded on two points of the fisheye bearing outer frame in an up-and-down symmetrical mode, the level is installed on the short rod (the first centering rod) at the upper part, the connecting rods are respectively welded at symmetrical positions of two sides of the inner ball of the fisheye bearing and then installed on the connecting frame, the balance weight is welded at the lowest end of the long rod (the second centering rod) at the lower part, the laser range finder is installed at the center of the balance weight so as to measure the height of the prism, the quick lofting auxiliary ruler is installed at any position above the balance weight, and finally the three mirror legs and the three turning heads are respectively connected and then respectively installed at the proper positions of the connecting frame outer frame by the aid of bolts to be used, so that the effects of automatic leveling, high measuring. When the centering rod is used, the centering rod can be automatically leveled by loosening the brake bolt, and the brake bolt is locked after leveling to avoid shaking back and forth.
When engineering survey laying-out, utilize the automatic flattening centering rod of this engineering survey can automatic flattening and can survey the mirror height, the supplementary chi of cooperation quick laying-out can put out a design fast, can promote laying-out efficiency (can take a mark in 2.5cm ~ 20 cm). Therefore, the design concept is novel, the structure is simple, the design is economical and applicable, the carrying is convenient, the operation is simple, and the lofting is convenient and quick; the lofting efficiency of a surveyor is improved, and the working time is shortened, so that more time is saved for follow-up work such as hand-changing rechecking, bidirectional bottom-crossing, engineering construction and the like.
Example 1:
referring to fig. 1 to 4, an automatic leveling centering rod for engineering survey comprises a prism lens 1, an automatic leveling rod 2, a prism tripod 3 and a quick lofting auxiliary ruler 4, wherein the automatic leveling rod 2 comprises a centering rod and a fisheye bearing outer frame 23, the centering rod comprises a first centering rod 21 and a second centering rod 22, the first centering rod 21 and the second centering rod 22 are respectively welded on two points of the fisheye bearing outer frame 23, a leveling instrument 24 is installed on the first centering rod 21, the prism lens 1 is installed on the top of the first centering rod 21, a counterweight 25 is connected with the bottom of the second centering rod 22, a laser range finder 26 is installed at the center of the counterweight 25, the quick lofting auxiliary ruler 4 is installed on the second centering rod 22, a fisheye bearing inner ball 27 is installed in the fisheye bearing outer frame 23, a brake bolt 28 is installed on the fisheye bearing outer frame 23, connecting rods 29 are symmetrically connected to two sides of the fisheye bearing inner ball 27, the connecting rods 29 are mounted on the connecting frame 5, and the top of the prism tripod 3 is connected with the connecting frame 5; the connecting frame 5 is of a circular structure, the fisheye bearing inner ball 27 is positioned in the connecting frame 5, and the fisheye bearing inner ball 27 is connected with the inner wall of the connecting frame 5 through a connecting rod 29; the prism lens 1 is a lycra lens.
Example 2:
the basic contents are the same as example 1, except that:
referring to fig. 5 and 6, the prism tripod 3 comprises three prism legs 31, corners 32 are connected to the tops of the three prism legs 31, and the corners 32 are connected with the connecting frame 5 through bolts 33.
Example 3:
the basic contents are the same as example 1, except that:
referring to fig. 7 and 8, the auxiliary quick lofting ruler 4 comprises a vertical graduated scale 41, a first horizontal graduated scale 42 and a second horizontal graduated scale 43, the vertical graduated scale 41, the first horizontal graduated scale 42 and the second horizontal graduated scale 43 are all provided with chutes, the vertical graduated scale 41 is fixed on the second centering rod 22, the first horizontal graduated scale 42 is slidably connected to the vertical graduated scale 41 through a connecting device 6 at a position on one side of the second centering rod 22, the second horizontal graduated scale 43 is slidably connected to the vertical graduated scale 41 through a connecting device 6 at a position on the other side of the second centering rod 22, the first horizontal graduated scale 42 and the second horizontal graduated scale 43 are both slidably connected with a first vernier 44, and a laser lamp is installed on the first vernier 44; the connecting device 6 comprises a second vernier 61, a fixing screw 62 and a nut 63, the second vernier 61 is connected to the vertical graduated scale 41 in a sliding manner, a groove 611 is formed in the second vernier 61, a protrusion 621 matched with the groove 611 is arranged at one end of the fixing screw 62, and the other end of the fixing screw 62 penetrates through the chute and then is connected with the nut 63; the first transverse graduated scale 42 and the second transverse graduated scale 43 both comprise two symmetrically arranged graduated scales, and the two graduated scales are connected through hinges.
Claims (7)
1. The utility model provides an automatic flattening centering rod of engineering survey, its characterized in that, includes prismatic lens (1), automatic leveling pole (2), prism tripod (3) and quick lofting auxiliary ruler (4), automatic leveling pole (2) are including centering pole and fisheye bearing frame (23), the centering pole includes first centering pole (21) and second centering pole (22), first centering pole (21), second centering pole (22) weld respectively on two points of the longitudinal symmetry of fisheye bearing frame (23), install spirit level (24) on first centering pole (21), prismatic lens (1) are installed at the top of first centering pole (21), the bottom of second centering pole (22) is connected with counter weight (25), laser range finder (26) are installed at the center of counter weight (25), quick lofting auxiliary ruler (4) are installed on second centering pole (22), install ball (27) in the fisheye bearing in fisheye bearing frame (23), install brake bolt (28) on fisheye bearing frame (23), the bilateral symmetry of ball (27) has connecting rod (29) in the fisheye bearing, and install on connecting frame (5) connecting rod (29), the top of prism tripod (3) is connected with connecting frame (5).
2. The automatic leveling and centering rod for engineering measurement as claimed in claim 1, wherein: the connecting frame (5) is of a circular ring structure, the inner ball (27) of the fisheye bearing is located in the connecting frame (5), and the inner ball (27) of the fisheye bearing is connected with the inner wall of the connecting frame (5) through a connecting rod (29).
3. The automatic leveling and centering rod for engineering measurement as claimed in claim 1, wherein: the prism tripod (3) comprises three prism legs (31), the tops of the three prism legs (31) are connected with corner heads (32), and the corner heads (32) are connected with the connecting frame (5) through bolts (33).
4. The automatic leveling and centering rod for engineering measurement as claimed in claim 1, wherein: the quick lofting auxiliary scale (4) comprises a vertical graduated scale (41), a first transverse graduated scale (42) and a second transverse graduated scale (43), the vertical graduated scale (41), the first horizontal graduated scale (42) and the second horizontal graduated scale (43) are all provided with chutes, the vertical graduated scale (41) is fixed on the second centering rod (22), the first horizontal graduated scale (42) is connected on the vertical graduated scale (41) in a sliding way through a connecting device (6) at the position of one side of the second centering rod (22), the second horizontal graduated scale (43) is connected with the vertical graduated scale (41) at the position at the other side of the second centering rod (22) in a sliding way through a connecting device (6), a vernier (44) is connected to the first transverse dividing ruler (42) and the second transverse dividing ruler (43) in a sliding mode, and a laser lamp is installed on the vernier (44).
5. The automatic leveling and centering rod for engineering measurement as claimed in claim 4, wherein: connecting device (6) are including No. two vernier (61), set screw (62) and nut (63), No. two vernier (61) sliding connection are on vertical scale (41), are provided with recess (611) on No. two vernier (61), the one end of set screw (62) is provided with protruding (621) with recess (611) matched with, and the other end of set screw (62) is connected with nut (63) after passing the chute.
6. The automatic leveling and centering rod for engineering measurement as claimed in claim 4, wherein: the first transverse graduated scale (42) and the second transverse graduated scale (43) both comprise two symmetrically arranged graduated scales, and the two graduated scales are connected through hinges.
7. The automatic leveling and centering rod for engineering measurement as claimed in claim 1, wherein: the prism lens (1) is a Leica lens.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021724726.7U CN212721441U (en) | 2020-08-18 | 2020-08-18 | Automatic leveling centering rod for engineering measurement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021724726.7U CN212721441U (en) | 2020-08-18 | 2020-08-18 | Automatic leveling centering rod for engineering measurement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212721441U true CN212721441U (en) | 2021-03-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021724726.7U Active CN212721441U (en) | 2020-08-18 | 2020-08-18 | Automatic leveling centering rod for engineering measurement |
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| Country | Link |
|---|---|
| CN (1) | CN212721441U (en) |
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- 2020-08-18 CN CN202021724726.7U patent/CN212721441U/en active Active
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