CN213900550U - Leveling rod guiding frame - Google Patents
Leveling rod guiding frame Download PDFInfo
- Publication number
- CN213900550U CN213900550U CN202022791833.8U CN202022791833U CN213900550U CN 213900550 U CN213900550 U CN 213900550U CN 202022791833 U CN202022791833 U CN 202022791833U CN 213900550 U CN213900550 U CN 213900550U
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- connecting plate
- leveling rod
- stand
- rod
- tripod
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Abstract
The utility model discloses a levelling rod running-back, including the tripod, tripod middle part is equipped with the stand, the stand up end is equipped with circular level bar, the stabilizer blade of tripod encircles the axis of stand and is 120 degrees angle equipartitions settings, the stabilizer blade includes two long stabilizer blades and a short stabilizer blade, two long stabilizer blades are through the upper end fixed connection of first hinge seat with the stand, port and fixed connection plate's one end fixed connection under the stand, short stabilizer blade passes through the second hinge seat and is connected with the fixed connection plate other end, stand axial interlude is provided with movable connecting plate, movable connecting plate and fixed connection plate are connected with the levelling rod, movable connecting plate with fixed connection plate is provided with the jack unanimous with levelling rod section shape respectively. The utility model uses the leveling rod leaning frame to replace the manual support, thereby improving the stability of the leveling rod; the positions of the measuring points are unified before and after the rotary ruler is ensured, and measuring errors are reduced.
Description
Technical Field
The utility model belongs to the measurement field, concretely relates to levelling rod guiding frame.
Background
In leveling work, the stability of a leveling rod is very important, and the measuring precision is seriously influenced by the swaying leveling rod. However, the black and red wood leveling rod is 3 meters long, the leveling rod swings along with the breath of the support team member, the scale value observed on the leveling rod through the leveling instrument changes up and down continuously, the recorded height value is an instant height observed value, and a measurement error exists. For surveying occasions with more measuring points, when the accumulated error exceeds the measuring standard, the whole work is required to be reversed, and the labor is wasted.
Disclosure of Invention
For overcoming the problem of prior art, the utility model provides a levelling rod guiding frame replaces the artifical support of holding up the chi team member to the levelling rod through the vertical ruler guiding frame that has three stabilizer blade, has eliminated the influence of people's physiological activities to holding up the chi work, has improved measurement accuracy.
A leveling rod running frame comprises a tripod, wherein a stand column 1 is arranged in the middle of the tripod, a round leveling rod 2 is arranged on the upper end face of the stand column 1, support legs of the tripod are uniformly distributed at an angle of 120 degrees around the axis of the stand column 1, the support legs of the tripod comprise two long support legs 3 and a short support leg 4, the two long support legs 3 are fixedly connected with the upper end of the stand column 1 through a first hinge seat 10 in an expandable manner, the lower end port of the stand column 1 is fixedly connected with one end of a fixed connecting plate 7, the short support leg 4 is fixedly connected with the other end of the fixed connecting plate 7 through a second hinge seat 12 in an expandable manner, a movable connecting plate 6 capable of sliding up and down is arranged in the axial middle section of the stand column 1, the movable connecting plate 6 and the fixed connecting plate 7 are connected with a leveling rod 5 parallel to the stand column 1, the movable connecting plate 6 and the fixed connecting plate 7 are respectively provided with jacks consistent with the cross section of the leveling rod 5 in shape, the leveling rod 5 and the upright post 1 are inserted into the insertion hole in parallel.
Further, the length of the upright post 1 is not less than 1 m.
The scheme is further that the two long support legs 3 of the tripod are telescopic support legs with springs inside, and length locking devices 301 are arranged on the two long support legs 3.
Further, the first hinge base 10 is provided with a first angle control knob 1001 that can be loosened or tightened, and the second hinge base 12 is provided with a second angle control knob 1201 that can be loosened or tightened.
The scheme is further that a sliding groove 101 is axially formed in the outer circular surface of the upright post 1, the length of the sliding groove 101 is not less than 200mm, one end of the movable connecting plate 6 is a sliding ring 8 sleeved on the outer side of the upright post, and a limiting pin 9 inserted into the sliding groove 101 is arranged on the sliding ring 8.
Furthermore, a lifting knob 11 for locking the height of the movable connecting plate 6 is arranged between the sliding ring 8 and the outer circular surface of the upright post 1.
Further, the other end of the movable connecting plate 6 is provided with a locking knob 601 for fastening the leveling rod 5.
The utility model has the advantages that:
1. the leveling rod guide frame is used for replacing manual support, so that the stability of the leveling rod is improved;
2. use the utility model discloses the levelling rod guiding frame is when measuring, guarantees around the commentaries on classics chi, and measuring point position is unified, has reduced measuring error.
Drawings
The present invention will be described in detail with reference to the accompanying drawings and examples.
FIG. 1 is a diagram illustrating the usage of the present invention;
fig. 2 is a schematic structural diagram of the present invention.
Detailed Description
A leveling rod running frame is shown in figures 1 and 2 and comprises a tripod stand, wherein the middle part of the tripod stand is provided with an upright post 1, the upper end surface of the upright post 1 is provided with a round leveling rod 2, support legs of the tripod stand are uniformly distributed around the axis of the upright post 1 at an angle of 120 degrees, the support legs of the tripod stand comprise two long support legs 3 and a short support leg 4, the two long support legs 3 are fixedly connected with the upper end of the upright post 1 through a first hinge seat 10 in an expandable manner, the lower end port of the upright post 1 is fixedly connected with one end of a fixed connecting plate 7, the short support leg 4 is fixedly connected with the other end of the fixed connecting plate 7 through a second hinge seat 12 in an expandable manner, the axial middle section of the upright post 1 is provided with a movable connecting plate 6 capable of sliding up and down, the movable connecting plate 6 and the fixed connecting plate 7 are connected with a leveling rod 5 parallel to the upright post 1, the movable connecting plate 6 and the fixed connecting plate 7 are respectively provided with jacks consistent with the cross section of the leveling rod 5 in shape, the leveling rod 5 and the upright post 1 are inserted into the insertion hole in parallel. The length of the upright post 1 is not less than 1m, and the length of the upright post 1 is 1.2m in the embodiment. The two long support legs 3 of the tripod are telescopic support legs with springs inside, and length locking devices 301 are arranged on the two long support legs 3. The first hinge base 10 is provided with a first angle control knob 1001 that can be loosened or tightened, and the second hinge base 12 is provided with a second angle control knob 1201 that can be loosened or tightened. Be equipped with spout 101 along the axial on the outer disc of stand 1, spout 101 length is not less than 200mm, and this embodiment spout 101 length 600mm, but the one end of movable connecting plate 6 is for cup jointing the slip ring 8 in the stand outside, is equipped with the spacing pin 9 that inserts spout 101 on the slip ring 8. A lifting knob 11 for locking the height of the movable connecting plate 6 is arranged between the sliding ring 8 and the outer circular surface of the upright post 1. The other end of the movable connecting plate 6 is provided with a locking knob 601 for fastening the leveling rod 5. The leveling rod is a red-black wooden leveling rod.
The use method of the leveling rod guiding frame comprises the following operation steps: firstly, selecting a measuring point position; secondly, erecting a leveling rod by means of a stand, adjusting the level by observing the position of bubbles in a round leveling rod 2 positioned on the upper end surface of the upright post 1, and adjusting the length or the angle of a support leg to enable the upright post 1 to be vertical; thirdly, inserting the leveling rod 5 into the movable connecting plate 6 and the inserting holes in the fixed connecting plate 7, which are consistent with the cross section of the leveling rod 5 in shape, screwing the locking knob 601, observing the scales on the leveling rod 5, and recording the height value; fourthly, when the scale data on the reverse side of the leveling rod 5 is to be read, the locking knob 601 is unscrewed, the leveling rod 5 is drawn out from the jacks of the movable connecting plate 6 and the fixed connecting plate 7, the leveling rod is inserted into the jacks of the movable connecting plate 6 and the fixed connecting plate 7 after being turned over, the locking knob 601 is screwed, the scale on the leveling rod 5 is observed again, and the height value is recorded.
When the condition of sheltering from scale on the levelling rod appears in the position of portable connecting plate 6, portable connecting plate 6 can be followed 1 axis of stand and slided from top to bottom, because be equipped with spacing pin 9 between portable connecting plate 6 and the spout 101 on the stand 1, can not follow 1 circumference of stand and rotate, guarantees that levelling rod 5 is parallel with stand 1.
When the position of the fixed connecting plate 7 is shielded from the scale on the leveling rod, the length or the angle of the three-leg support leg can be adjusted according to the second step of the using method in the embodiment 1 to ensure that the fixed connecting plate 7 avoids the measuring position on the leveling rod while the upright post 1 is vertical.
Claims (7)
1. A leveling rod running frame comprises a tripod support and is characterized in that a stand column (1) is arranged in the middle of the tripod support, a circular level rod (2) is arranged on the upper end face of the stand column (1), support legs of the tripod support are uniformly distributed at an angle of 120 degrees around the axis of the stand column (1), the support legs of the tripod support comprise two long support legs (3) and a short support leg (4), the two long support legs (3) are fixedly connected with the upper end of the stand column (1) through a first hinge seat (10), the lower end of the stand column (1) is fixedly connected with one end of a fixed connecting plate (7), the short support leg (4) is fixedly connected with the other end of the fixed connecting plate (7) through a second hinge seat (12) in an extensible manner, a movable connecting plate (6) capable of sliding up and down is arranged on the axial middle section of the stand column (1), the movable connecting plate (6) and the fixed connecting plate (7) are connected with a leveling rod (5) parallel to the stand column (1), the movable connecting plate (6) and the fixed connecting plate (7) are respectively provided with jacks consistent with the cross section of the leveling rod (5), and the leveling rod (5) and the upright post (1) are parallel to each other and inserted into the jacks.
2. A levelling rod fence according to claim 1 wherein the post (1) is no less than 1m in length.
3. The leveling rod guiding frame according to claim 1, wherein the two long legs (3) of the tripod are telescopic legs with springs inside, and length locking devices (301) are arranged on the two long legs (3).
4. A level arm according to claim 1, wherein the first hinge mount (10) is provided with a first releasable or tightened angle control knob (1001) and the second hinge mount (12) is provided with a second releasable or tightened angle control knob (1201).
5. The leveling rod guiding frame according to claim 1, wherein a sliding groove (101) is axially formed in the outer circumferential surface of the upright post (1), the length of the sliding groove (101) is not less than 200mm, one end of the movable connecting plate (6) is a sliding ring (8) sleeved on the outer side of the upright post, and a limiting pin (9) inserted into the sliding groove (101) is arranged on the sliding ring (8).
6. A levelling rod guide according to claim 5 wherein a lifting knob (11) is provided between the slip ring (8) and the outer circumferential surface of the post (1) to lock the height of the moveable attachment plate (6).
7. A levelling rod arm according to claim 1 wherein the other end of the moveable attachment plate (6) is provided with a locking knob (601) to secure the levelling rod (5).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202022791833.8U CN213900550U (en) | 2020-11-27 | 2020-11-27 | Leveling rod guiding frame |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202022791833.8U CN213900550U (en) | 2020-11-27 | 2020-11-27 | Leveling rod guiding frame |
Publications (1)
Publication Number | Publication Date |
---|---|
CN213900550U true CN213900550U (en) | 2021-08-06 |
Family
ID=77123215
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202022791833.8U Active CN213900550U (en) | 2020-11-27 | 2020-11-27 | Leveling rod guiding frame |
Country Status (1)
Country | Link |
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CN (1) | CN213900550U (en) |
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2020
- 2020-11-27 CN CN202022791833.8U patent/CN213900550U/en active Active
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