CN209820456U - Sedimentation amount direct-reading mechanism of hydrostatic level - Google Patents
Sedimentation amount direct-reading mechanism of hydrostatic level Download PDFInfo
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- CN209820456U CN209820456U CN201921000628.6U CN201921000628U CN209820456U CN 209820456 U CN209820456 U CN 209820456U CN 201921000628 U CN201921000628 U CN 201921000628U CN 209820456 U CN209820456 U CN 209820456U
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- concave lens
- reading
- floating ball
- hydrostatic level
- graduated scale
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Abstract
The utility model belongs to measuring device especially indicates a settlement direct-reading mechanism of hydrostatic level. The device comprises a floating ball arranged in a liquid storage tank of the static level gauge and a connecting rod which is longitudinally arranged at the top of the floating ball and the upper end of which extends to the outside of the floating ball through an opening at the upper end of the liquid storage tank; the laser refraction device is characterized in that a laser emitter is arranged at the top end of the connecting rod, a concave lens is arranged on an emergent light path of the laser emitter, a graduated scale is arranged on a refraction light path of the concave lens, and the graduation on the graduated scale corresponds to refraction light of the concave lens. The utility model discloses the precision is influenced by reading person's artificial factor greatly when effectively having solved among the prior art reading, and surveyor's level measurement accuracy hangs down the scheduling problem, has structural layout compactness, has effectively avoided reading the error, has improved advantages such as reading the precision.
Description
Technical Field
The utility model belongs to measuring device especially indicates a settlement direct-reading mechanism of hydrostatic level.
Background
The static force level gauge is mainly applied to measurement of linear settlement and vertical displacement of a position to be measured and widely applied to projects such as tunnels, bridges and the like. The static level gauge mainly adopts the principle of a communicating vessel to enable liquid levels at different positions to be positioned on the same horizontal plane. The existing product cannot be visually observed or is difficult to observe the sedimentation amount under the condition that the sedimentation amount is not obvious.
Patent document with publication number CN102384740A discloses a self-leveling direct-reading static level, which comprises a container, a floater, a hanging scale, a hanging wire and a floating scale pipe sleeve, wherein liquid is filled in the container, a water inlet and a water outlet are arranged at the lower part of the container, a cup cover is arranged at the upper part of the container, the hanging scale is hung under the container cover through the hanging wire, two groups of scales are arranged at two sides of the hanging scale, a balance weight is arranged at the bottom of the hanging scale pipe sleeve, the floating scale pipe sleeve is a hollow pipe sleeve, and a floating scale is vertically arranged on. The floating scale pipe sleeve sleeves the suspension scale, and the floater arranged at the bottom of the floating scale pipe sleeve enables the floating scale pipe sleeve to float on the liquid level. When the floating scale is used, the container is placed on a surface to be measured, the floating scale can freely lift along with the change of water level, when a monitoring point is settled and deformed, the water level in the container is changed, and the pipe sleeve of the floating scale lifts along with the change of the water level, so that the settlement height is observed and measured. In the prior art, the accuracy is greatly influenced by human factors of a reader during reading, so that the measurement accuracy of the level gauge is reduced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a simple structure, survey convenient and hydrostatic level's that reading accuracy is high settlement volume direct-reading mechanism.
The whole technical concept of the utility model is that:
the settling amount direct-reading mechanism of the hydrostatic level comprises a floating ball arranged in a liquid storage tank of the hydrostatic level, and a connecting rod longitudinally arranged at the top of the floating ball and having the upper end extending to the outside of the floating ball through an opening at the upper end of the liquid storage tank; the laser refraction device is characterized in that a laser emitter is arranged at the top end of the connecting rod, a concave lens is arranged on an emergent light path of the laser emitter, a graduated scale is arranged on a refraction light path of the concave lens, and the graduation on the graduated scale corresponds to refraction light of the concave lens.
Due to the refraction relation of the concave lens, the divergence of the refracted light from the center to the edge is gradually increased, and in order to accurately reflect the measured actual distance, the scale intervals of the graduated scale are distributed in a way that the intervals gradually increase from the zero point to the two sides under the condition that the requirements of the conditions are met.
The specific technical concept of the utility model is that:
the preferable technical scheme is that the lower end of the concave lens is provided with a longitudinal adjusting mechanism. The lower end of the graduated scale is provided with a longitudinal adjusting mechanism.
The main function of the longitudinal adjusting mechanism is to locate the center of the concave lens and the zero point of the graduated scale on the emergent light path of the laser emitter before measurement so as to quickly read data, so that the concave lens and the graduated scale are convenient to install, and meanwhile, the structural design is more compact.
In order to facilitate the installation and replacement of the concave lens, the concave lens is further protected, the preferable technical scheme is that the concave lens is assembled in an installation frame, the installation frame is assembled on a workbench through an installation rod, and the graduated scale is assembled on the workbench through an adjustment rod.
The applicant needs to state that:
in the description of the present invention, the terms "upper end", "outer wall", "upper surface", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of simplifying the description of the present invention, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention.
The technical progress of the utility model lies in:
1. the utility model discloses a laser emitter is as the signal source of high signal variation, because the laser beam is parallel light and scattering area little, has effectively guaranteed the accuracy of light signal transmission process and scale reading.
2. By adopting the principle that the concave lens refracts light rays and then diffuses the light rays, the laser beam reflecting the height change of the floating ball is refracted and then accurately and obviously displayed on the graduated scale, so that the reading accuracy is ensured, the reading error is effectively avoided, and the reading precision of the reading is improved.
3. The graduated scale is installed on the workbench by the aid of the adjusting rod, the concave lens is assembled on the workbench by the aid of the installing rod, longitudinal heights of the graduated scale and the concave lens can be flexibly adjusted and locked, adjustment of a zero point of the graduated scale and a central reference position of the concave lens before measurement is effectively guaranteed, and data can be read quickly.
4. The concave lens is fixed by the mounting frame and is assembled on the workbench through the mounting rod, so that the mounting stability is met, and the assembly is convenient.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
The reference numbers in the drawings are as follows:
1. a laser transmitter; 2. a mounting frame; 3. a graduated scale; 4. a work table; 5. adjusting a rod; 6. a liquid storage tank; 7. a connecting rod; 8. mounting a rod; 9. a concave lens.
Detailed Description
The present invention is further described with reference to the following examples, which should not be construed as limiting the scope of the present invention, but the scope of the present invention is defined by the following claims, and any equivalent technical means made according to the description should not be construed as departing from the scope of the present invention.
The overall structure of the embodiment is shown in the figure, and comprises a floating ball arranged in a liquid storage tank 6 of the hydrostatic level, and a connecting rod 7 which is longitudinally arranged at the top of the floating ball, and the upper end of the connecting rod extends to the outside of the floating ball through an opening at the upper end of the liquid storage tank 6; the top of the connecting rod 7 is provided with a laser emitter 1, a concave lens 9 is arranged on an emergent light path of the laser emitter 1, a graduated scale 3 is arranged on a refraction light path of the concave lens 9, scales on the graduated scale 3 correspond to refraction light of the concave lens 9, and longitudinal adjusting mechanisms are arranged at the lower ends of the concave lens 9 and the graduated scale 3.
The outer wall of the liquid storage tank 6 is fixed with a workbench 4, the longitudinal adjusting mechanism comprises an installation rod 8 with the top end connected below the concave lens 9 and an adjusting rod 5 connected below the graduated scale 3, and the installation rod 8 and the adjusting rod 5 are assembled by threads and fixed on the workbench 4 through nuts.
Concave lens 9 assembles in mounting bracket 2, and mounting bracket 2 is through 8 fixed screw assembly on workstation 4 of installation pole, and scale 3 is through adjusting 5 fixed screw assembly on workstation 4 of pole.
The working principle of the embodiment is as follows:
when the laser emitter is used, the center of the concave lens 9 and the zero point of the graduated scale 3 are adjusted to be positioned on an emergent light path of the laser emitter 1 by adjusting the mounting rod 8 and the adjusting rod 5, and the nut is locked; when the emergent light of the laser emitter 1 changes due to the height change of the floating ball, the reading can be accurately and conveniently read on the graduated scale due to the refraction effect of the concave lens.
Claims (5)
1. The settlement direct-reading mechanism of the hydrostatic level comprises a floating ball arranged in a liquid storage tank (6) of the hydrostatic level, and a connecting rod (7) which is longitudinally arranged at the top of the floating ball, and the upper end of the connecting rod extends to the outside of the floating ball through an opening at the upper end of the liquid storage tank (6); the laser device is characterized in that a laser emitter (1) is arranged at the top end of the connecting rod (7), a concave lens (9) is arranged on an emergent light path of the laser emitter (1), a graduated scale (3) is arranged on a refracted light path of the concave lens (9), and scales on the graduated scale (3) correspond to refracted light of the concave lens (9).
2. A settlement direct-reading mechanism for a hydrostatic level according to claim 1 wherein the lower end of the concave lens (9) is provided with a longitudinal adjustment mechanism.
3. A settlement direct-reading mechanism for a hydrostatic level according to claim 1 wherein the lower end of the scale (3) is provided with a longitudinal adjustment mechanism.
4. A settlement direct-reading mechanism of a hydrostatic level according to any one of claims 2 or 3, characterized in that the outer wall of the liquid storage tank (6) is fixed with a workbench (4), the longitudinal adjusting mechanism comprises a mounting rod (8) with a top end connected below the concave lens (9), and an adjusting rod (5) connected below the graduated scale (3), wherein the mounting rod (8) and the adjusting rod (5) are assembled by screw threads and fixed on the workbench (4) by nuts.
5. A settlement direct-reading mechanism for a hydrostatic level according to claim 4 wherein the concave lens (9) is mounted in a mounting bracket (2), the mounting bracket (2) being mounted on the table (4) by means of a mounting bar (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921000628.6U CN209820456U (en) | 2019-06-28 | 2019-06-28 | Sedimentation amount direct-reading mechanism of hydrostatic level |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921000628.6U CN209820456U (en) | 2019-06-28 | 2019-06-28 | Sedimentation amount direct-reading mechanism of hydrostatic level |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209820456U true CN209820456U (en) | 2019-12-20 |
Family
ID=68884949
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921000628.6U Active CN209820456U (en) | 2019-06-28 | 2019-06-28 | Sedimentation amount direct-reading mechanism of hydrostatic level |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209820456U (en) |
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2019
- 2019-06-28 CN CN201921000628.6U patent/CN209820456U/en active Active
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