CN213274223U - High-precision static level gauge capable of eliminating temperature drift - Google Patents

Abstract

The utility model discloses a can eliminate high accuracy hydrostatic level of temperature drift belongs to hydrostatic level technical field, and it includes the base, the lower surface sliding connection of inner wall of the base has four sliders, four the equal fixedly connected with limiting plate of upper surface of slider, the right flank fixed connection resilient means of slider, resilient means's the other end and the right flank fixed connection of inner wall of the base, and the upper surface of four limiting plates is provided with same stripper plate. This can eliminate high accuracy static level appearance of temperature drift through setting up threaded rod, stripper plate and limiting plate for the staff can be with the bottom plate joint in the position of installation when installing the static level appearance body, has reduced staff's the operation degree of difficulty, and this static level appearance body only needs to rotate a handle and can realize that the installation is fixed, thereby has simplified the installation of this static level appearance body, has made things convenient for the staff to use.

Description

High-precision static level gauge capable of eliminating temperature drift

Technical Field

The utility model belongs to the technical field of the hydrostatic level, specifically be a can eliminate high accuracy hydrostatic level of temperature drift.

Background

Static level system is the precision instruments who measures relative settlement between two points or multiple spot, mainly used dam, nuclear power station, high-rise building, vertical displacement and the monitoring of slope such as subway, examine time measuring at the area that needs surveyed at present, need place two static levels respectively in two areas that need contrast, the water injection detects afterwards, but owing to place in the external world, the staff is usually fixed the four corners of static level through the screw, because the dismantlement of the installation of screw is all comparatively hard, and the volume of static level is less, make the space that can hold the screw of staff's installation comparatively narrow, it is comparatively troublesome when making the staff mounting screw, the staff of being not convenient for carries out the operation.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to overcome the above-mentioned defect of prior art, the utility model provides a can eliminate high accuracy hydrostatic level of temperature drift has solved because hydrostatic level places in the external world usually, the staff is usually fixed the four corners of hydrostatic level through the screw, because the dismantlement of the installation of screw is all comparatively hard, and the volume of hydrostatic level is less, make the space that can hold the screw of staff's installation comparatively narrow, make during staff's installation screw comparatively troublesome, the staff of being not convenient for carries out the problem of operation.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a can eliminate high accuracy static level appearance of temperature drift, includes the base, the lower surface sliding connection of inner wall of the base has four sliders, four the equal fixedly connected with limiting plate in upper surface of slider, the right flank fixed connection resilient means of slider, resilient means's the other end and the right flank fixed connection of inner wall of the base, and the upper surface of four limiting plates is provided with same stripper plate, the stripper plate is located the through-hole, the upper surface at the base is seted up to the through-hole, the upper surface joint of stripper plate has rotary device, the bottom overlap joint of rotary device top and threaded rod.

As a further aspect of the present invention: the outer surface threaded connection of threaded rod has the screw cap, the outer fixed surface of screw cap is connected with four support frames, four the other end of support frame all is connected with the last fixed surface of base.

As a further aspect of the present invention: the top fixedly connected with handle of threaded rod, the lower fixed surface who passes through rotating assembly and platform is connected on the top of handle, the upper surface of platform is provided with the hydrostatic level body, the surface of hydrostatic level body is provided with temperature regulation equipment, four spacing holes have been seted up to the surface of base.

As a further aspect of the present invention: the front of platform is provided with temperature-detecting equipment, temperature-detecting equipment's output passes through the wire and is connected with temperature regulation equipment's input electricity, the limiting plate is located spacing downthehole.

As a further aspect of the present invention: the rotating device comprises a bearing, the bearing is clamped on the upper surface of the extrusion plate, a rotating shaft is sleeved in the bearing, and the top end of the rotating shaft is in lap joint with the bottom end of the threaded rod.

As a further aspect of the present invention: the elastic device comprises a telescopic rod, a spring is sleeved on the outer surface of the telescopic rod, and the two ends of the spring and the telescopic rod are fixedly connected with the right side face of the sliding block and the right side face of the inner wall of the base respectively.

(III) advantageous effects

Compared with the prior art, the beneficial effects of the utility model reside in that:

1. the high-precision static level capable of eliminating temperature drift is characterized in that by arranging the threaded rod, the bearing, the rotating shaft, the extrusion plate and the limiting plates, when a worker moves the threaded rod into the threaded cap, the threaded cap is contacted with the rotating shaft, then the worker only needs to continuously rotate the handle in the forward direction to enable the threaded rod to continuously move downwards, the extrusion plate can move downwards under the extrusion of the threaded rod and is contacted with the limiting plates, when the four limiting plates move in the reverse direction under the extrusion action of the extrusion plate, the base can be clamped at the installation position to fix the base, at the moment, the worker can use the static level body, the worker can clamp the base plate at the installation position while installing the static level body, the operation difficulty of the worker is reduced, and the static level body can be installed and fixed only by rotating one handle, thereby the installation of this hydrostatic level body has been simplified, has made things convenient for the staff to use.

2. This can eliminate high accuracy hydrostatic level appearance of temperature drift, through setting up temperature regulation equipment and temperature-detecting equipment, when the staff need eliminate the temperature drift of hydrostatic level appearance body, only need the staff to look over the temperature that shows on the temperature-detecting equipment, look over this internal temperature of hydrostatic level appearance and external temperature through temperature-detecting equipment, later through temperature regulation equipment to this internal temperature of hydrostatic level appearance adjust can, make this hydrostatic level appearance can the at utmost reduce with the temperature drift of eliminating the hydrostatic level appearance body, thereby precision when having ensured this hydrostatic level appearance and detecting.

3. This can eliminate high accuracy static level appearance of temperature drift, through setting up the spring, when the staff removed the limiting plate to the outside, the spring will slowly contract under the extrusion of slider, and the elasticity of spring will extrude the slider this moment to increased the frictional force between limiting plate and the stripper plate, makeed the limiting plate difficult slip.

Drawings

Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;

fig. 2 is a schematic view of the cross-sectional structure of the base of the present invention;

fig. 3 is an enlarged schematic structural view at a position a of the present invention;

in the figure: the static level gauge comprises a base 1, a sliding block 2, an elastic device 3, a telescopic rod 31, a spring 32, a limiting plate 4, an extrusion plate 5, a through hole 6, a rotating device 7, a bearing 71, a rotating shaft 72, a threaded rod 8, a threaded cap 9, a support frame 10, a handle 11, a platform 12, a static level gauge body 13, a temperature adjusting device 14, a temperature detecting device 15 and a limiting hole 16.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

As shown in fig. 1-3, the utility model provides a technical solution: a high-precision static level capable of eliminating temperature drift comprises a base 1, four sliders 2 are connected to the lower surface of the inner wall of the base 1 in a sliding mode, limiting plates 4 are fixedly connected to the upper surfaces of the four sliders 2, an elastic device 3 is fixedly connected to the right side surfaces of the sliders 2, the other end of the elastic device 3 is fixedly connected with the right side surface of the inner wall of the base 1, the upper surfaces of the four limiting plates 4 are provided with a same extrusion plate 5, the extrusion plate 5 is located in a through hole 6, the through hole 6 is formed in the upper surface of the base 1, a rotating device 7 is connected to the upper surface of the extrusion plate 5 in a clamping mode, the top end of the rotating device 7 is in lap joint with the bottom end of a threaded rod 8, and through the threaded rod 8, the extrusion plate 5 and the limiting plates 4, a worker can clamp a bottom plate at the installation position while installing a static, and this hydrostatic level body 13 only needs to rotate a handle 11 and can realize the installation fixed to the installation process of this hydrostatic level body 13 has been simplified, has made things convenient for the staff to use.

Specifically, as shown in fig. 1 and 2, a threaded cap 9 is connected to the outer surface of the threaded rod 8 in a threaded manner, four support frames 10 are fixedly connected to the outer surface of the threaded cap 9, the other ends of the four support frames 10 are fixedly connected to the upper surface of the base 1, due to the support frames 10, when a worker fixes the base 1 and the hydrostatic level through the threaded rod 8 and the threaded rod 8, the threaded cap 9 is not prone to fall off, the support frames 10 can effectively support and fix the position of the threaded cap 9, a handle 11 is fixedly connected to the top end of the threaded rod 8, the top end of the handle 11 is fixedly connected to the lower surface of the platform 12 through a rotating assembly, a hydrostatic level body 13 is arranged on the upper surface of the platform 12, a temperature adjusting device 14 is arranged on the outer surface of the hydrostatic level body 13, and due to the temperature adjusting device 14 and the temperature detecting device, so that the temperature drift of the static level body 13 of the static level can be reduced to the maximum extent, thereby ensuring the accuracy of the static level during detection, four limiting holes 16 are formed on the outer surface of the base 1, and because the limiting holes 16 are formed, when a worker fixes the base 1, the limiting plate 4 can slide out of the base 1 through the limiting holes 16, so that the static level is clamped at the installation position, and the number of the limiting holes 16 is four, so that the static level is more stable during fixing the base 1, the temperature detection equipment 15 is arranged on the front surface of the platform 12, the output end of the temperature detection equipment 15 is electrically connected with the input end of the temperature regulation equipment 14 through a lead, the limiting plate 4 is positioned in the limiting holes 16, the elastic device 3 comprises an expansion link 31, the outer surface of the expansion link 31 is sleeved with a spring 32, because the expansion link 31 is arranged, when the spring 32 is extruded by the, the situation of distortion and dislocation is difficult to appear in the spring 32 for the spring 32 can the effect of effectual performance elasticity, and the both ends of spring 32 and telescopic link 31 are respectively with the right flank of slider 2 and the right flank fixed connection of base 1 inner wall.

Specifically, as shown in fig. 1 and 3, rotary device 7 includes bearing 71, bearing 71 joint is at the upper surface of stripper plate 5, pivot 72 has been cup jointed in bearing 71, because of being provided with bearing 71 and pivot 72, when the staff passes through threaded rod 8 extrusion stripper plate 5 downstream, thereby it removes threaded rod 8's position to rotate threaded rod 8 during owing to the staff, make the staff when rotating threaded rod 8, it is too big to be difficult for causing the frictional force between threaded rod 8 and the stripper plate 5, lead to the staff to be difficult to rotate threaded rod 8, make the staff more smooth and easy when rotating threaded rod 8, the top of pivot 72 and the bottom overlap joint of threaded rod 8.

The utility model discloses a theory of operation does:

s1, when the static level is used, a worker only needs to move the static level to a position where the base 1 is placed, then the worker can align the threaded rod 8 with the threaded cap 9, the worker can rotate the handle 11 forward at the moment, the worker can press the platform 12 downwards while rotating the handle 11, and at the moment, the threaded rod 8 moves into the threaded cap 9;

s2, when a worker moves the threaded rod 8 into the threaded cap 9, the threaded cap 9 is in contact with the rotating shaft 72, and then the worker only needs to continue to rotate the handle 11 in the forward direction, so that the threaded rod 8 continuously moves downwards, the extrusion plate 5 can move downwards under the extrusion of the threaded rod 8 and is in contact with the limiting plates 4, when the four limiting plates 4 move in the reverse direction under the extrusion action of the extrusion plate 5, the base 1 can be clamped at the installation position, the base 1 is fixed, and at the moment, the worker can use the static level body 13;

s3, when the staff need to eliminate the temperature drift of the static level body 13, the staff only need to check the temperature displayed on the temperature detection equipment 15, check the temperature in the static level body 13 and the external temperature through the temperature detection equipment 15, and then adjust the temperature in the static level body 13 through the temperature adjustment equipment 14.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims (6)

1. A high-precision static level gauge capable of eliminating temperature drift comprises a base (1), and is characterized in that: the lower surface sliding connection of base (1) inner wall has four slider (2), four the equal fixedly connected with limiting plate (4) of upper surface of slider (2), the right flank fixed connection resilient means (3) of slider (2), the other end of resilient means (3) and the right flank fixed connection of base (1) inner wall, and the upper surface of four limiting plate (4) is provided with same stripper plate (5), stripper plate (5) are located through-hole (6), the upper surface at base (1) is seted up in through-hole (6), the upper surface joint of stripper plate (5) has rotary device (7), the bottom overlap joint of rotary device (7) top and threaded rod (8).

2. A high precision hydrostatic level capable of eliminating temperature drift as claimed in claim 1, wherein: the outer surface threaded connection of threaded rod (8) has screw cap (9), the outer fixed surface of screw cap (9) is connected with four support frames (10), four the other end of support frame (10) all is connected with the last fixed surface of base (1).

3. A high precision hydrostatic level capable of eliminating temperature drift as claimed in claim 1, wherein: the top fixedly connected with handle (11) of threaded rod (8), the lower fixed surface who passes through rotating assembly and platform (12) is connected on the top of handle (11), the upper surface of platform (12) is provided with hydrostatic level body (13), the surface of hydrostatic level body (13) is provided with temperature regulation equipment (14), four spacing holes (16) have been seted up to the surface of base (1).

4. A high precision hydrostatic level capable of eliminating temperature drift as claimed in claim 3, wherein: the front of platform (12) is provided with temperature-detecting equipment (15), the output of temperature-detecting equipment (15) passes through the wire and is connected with the input electricity of temperature regulation equipment (14), limiting plate (4) are located spacing hole (16).

5. A high precision hydrostatic level capable of eliminating temperature drift as claimed in claim 1, wherein: rotating device (7) include bearing (71), bearing (71) joint is at the upper surface of stripper plate (5), cup jointed pivot (72) in bearing (71), the top of pivot (72) and the bottom overlap joint of threaded rod (8).

6. A high precision hydrostatic level capable of eliminating temperature drift as claimed in claim 1, wherein: the elastic device (3) comprises an expansion rod (31), a spring (32) is sleeved on the outer surface of the expansion rod (31), and two ends of the spring (32) and the expansion rod (31) are fixedly connected with the right side face of the sliding block (2) and the right side face of the inner wall of the base (1) respectively.

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