CN219692771U

CN219692771U - Observation ruler rod

Info

Publication number: CN219692771U
Application number: CN202321228689.4U
Authority: CN
Inventors: 李东海; 徐慧
Original assignee: Shanghai Huadong Civil Aviation Airport Construction Supervision Co ltd
Current assignee: Shanghai Huadong Civil Aviation Airport Construction Supervision Co ltd
Priority date: 2023-05-19
Filing date: 2023-05-19
Publication date: 2023-09-15
Anticipated expiration: 2033-05-19

Abstract

The utility model relates to an observation ruler rod, which comprises a vertical rod, a ruler, a base and a fixing assembly, wherein the vertical rod is arranged on the base; the sleeve is arranged on the vertical rod in a sliding mode, the scale is arranged on the sleeve, and the sleeve is arranged on the vertical rod through the fixing assembly. The utility model has the effect of improving the measurement accuracy.

Description

Observation ruler rod

Technical Field

The utility model relates to the field of measuring equipment, in particular to an observation ruler.

Background

The pavement of a common road can have diseases such as sinking, void and the like of a local road panel after long-time use. The bearing capacity of the pavement is reinforced by adopting a mode of filling the void area by pressure grouting. In the grouting process, the lifting amount of the road surface is adopted as a main control index, and the lifting amount of the road surface needs to be controlled within a certain range. Therefore, constructors generally adopt an electronic level gauge and a leveling rod to monitor the lifting amount in a matched manner. When the lifting amount monitoring is carried out, two surveyors are required to complete the measuring process, one surveyor observes the leveling instrument, and the other surveyor holds the leveling rod, so that the surveyor observing the leveling instrument can obtain the road lifting amount.

During the measurement process, the leveling instrument and the leveling rod should be kept motionless, the leveling instrument is usually matched with a bracket in the prior art, and the leveling rod needs to be kept hand by a measurer all the time. And the measuring process starts from grouting starting to grouting ending, if the measuring time is too long, the measuring staff of the hand measuring staff is easy to generate fatigue, so that the leveling rod is easy to move, and the measuring accuracy is influenced.

Disclosure of Invention

In order to improve the measurement accuracy, the utility model provides an observation ruler.

The utility model provides an observation ruler rod which adopts the following technical scheme:

an observation ruler rod comprises a vertical rod, a ruler, a base and a fixing assembly, wherein the vertical rod is installed on the base; the sliding sleeve is provided with a sleeve, the scale is installed on the sleeve, and the sleeve is installed on the vertical rod through the fixing component.

Through adopting above-mentioned technical scheme, make the scale can be fixed in the pole setting through sleeve and fixed subassembly to make the surveyor not need hold the levelling rod in the measurement process, avoid the measuring error that produces because the surveyor tired as far as possible, improve measuring precision.

Preferably, the fixing assembly comprises a fixing screw and a fixing nut, a first mounting hole is formed in the vertical rod, a second mounting hole is formed in the sleeve corresponding to the first mounting hole, the fixing screw sequentially penetrates through the second mounting hole and the first mounting hole from one side of the sleeve, and the fixing nut is mounted on the fixing screw from the other side of the sleeve.

Through adopting above-mentioned technical scheme, utilize fixing screw and fixation nut to make the sleeve can install in the pole setting to the position of fixed scale.

Preferably, a handle is arranged on one side of the fixing screw far away from the fixing nut.

Through adopting above-mentioned technical scheme, utilize the handle can fix fixing screw rod and fixation nut more conveniently.

Preferably, the handle is provided with a non-slip protrusion.

By adopting the technical scheme, the anti-slip protrusion is utilized to play an anti-slip role, so that the handle can be conveniently held.

Preferably, a plurality of first mounting holes are formed in the upright.

Through adopting above-mentioned technical scheme, utilize a plurality of first mounting holes to provide more selections for telescopic fixed position to make the position of scale can adjust suitable position according to actual demand.

Preferably, the base comprises a base body, the base body comprises a mounting plate and two support plates which are fixedly connected, the support plates are used for supporting the mounting plate, and the vertical rods are vertically mounted on the mounting plate.

Through adopting above-mentioned technical scheme, utilize backup pad and mounting panel to realize the support function of pedestal, simple structure and save material.

Preferably, the base comprises two base bodies, connecting plates are arranged on the two base bodies, and connecting rods are fixedly connected between the connecting plates.

Through adopting above-mentioned technical scheme, improve the steadiness of base, make the pole setting keep stable as far as possible in the measurement process, further improve measuring precision.

Preferably, the scale is mounted on the sleeve through any one of a sticking structure, a thread structure, a plugging structure or a magnetic structure.

By adopting the technical scheme, the staff related to the staff can replace the polluted or damaged staff more easily by utilizing the detachable structure.

In summary, the present utility model includes at least one of the following beneficial technical effects: the scale can be fixedly arranged on the vertical rod through the fixing component and the sleeve, and the vertical rod can be kept in a vertical state to the greatest extent through the base, so that the precision of long-time measurement is improved, and errors generated in the hand holding process of a measurer are avoided; in addition, the position of the scale can be adjusted through a plurality of first mounting holes and the sleeve which is in sliding connection with the vertical rod so as to adapt to more measuring environments; moreover, the influence of incapability of reading or inaccuracy of reading on a measuring result on the staff gauge can be avoided as much as possible by utilizing the detachable connection of the staff gauge and the sleeve.

Drawings

FIG. 1 is a schematic overall structure of an embodiment of the present utility model;

fig. 2 is an exploded view of the first mounting hole, the fixing member and the scale according to the embodiment of the present utility model.

Reference numerals: 1. a vertical rod; 11. a first mounting hole; 2. a base; 21. a support plate; 22. a mounting plate; 3. a ruler; 4. a sleeve; 41. a second mounting hole; 5. a fixing assembly; 51. a fixed screw; 52. a handle; 53. a slip preventing protrusion; 54. a fixing nut; 6. a connecting plate; 61. a fixing plate; 7. and (5) connecting a rod.

Detailed Description

The utility model is described in further detail below with reference to fig. 1-2.

The embodiment of the utility model discloses an observation ruler rod.

Referring to fig. 1, an observation ruler comprises a vertical rod 1, a scale 3 and a base, wherein the base is arranged on a horizontal ground. The pole setting 1 is the accurate form of cylinder, and the length direction of pole setting 1 is perpendicular to ground, and the one end that pole setting 1 is close to ground is installed on the base. The sleeve 4 is sleeved on the vertical rod 1 in a sliding manner, the scale 3 is arranged on the sleeve 4, and the sleeve 4 is arranged on the vertical rod 1 through the fixing component 5. The staff gauge 3 is in grouting process, and the state of keeping perpendicular to the ground is realized through the pole setting 1 and the base, so that errors caused by shaking of the staff gauge 3 due to fatigue caused by long-time holding of a measurer are avoided to the greatest extent, and the measuring accuracy is improved.

Referring to fig. 1, the base includes a base body 2, a connection plate 6, and a connection rod 7, and the base body 2 is provided with two. The base body 2 is shaped like a C-shaped plate, and the base body 2 comprises two supporting plates 21 and a mounting plate 22 which are fixedly connected. The backup pad 21 face is perpendicular to ground, and mounting panel 22 face is parallel to ground, and the length direction side of two backup pads 21 sets up subaerial, and another length direction side of two backup pads 21 is located two length direction sides of mounting panel 22 respectively, and backup pad 21 all is located the side that mounting panel 22 is close to ground. The seat body 2 has a simple structure, saves materials to a certain extent, and can still play a role in stably supporting the upright 1. The connecting plate 6 is rectangular plate-shaped, the plate surface of the connecting plate 6 is perpendicular to the plate surface of the mounting plate 22, and the connecting plate 6 is arranged above the mounting plate 22 far away from the ground. The connecting plates 6 are positioned on the sides of the two mounting plates 22, which are close to each other, and the connecting rods 7 are welded between the opposite plate surfaces of the two connecting plates 6. In order to avoid the connecting plate 6 from being affected by wind to the greatest extent to shake, the two longitudinal side edges of the connecting plate 6 extend away from the connecting rod 7 to form a fixing plate 61, and the fixing plate 61 is rectangular plate-shaped, and one side of the fixing plate 61, which is close to the mounting plate 22, is welded on the mounting plate 22. Through the base, guarantee pole setting 1 can not produce as far as possible and rock or fall in measuring process, improve the stability that the base supported pole setting 1 to improve measuring accuracy.

Referring to fig. 1 and 2, the fixing assembly 5 includes a fixing screw 51 and a fixing nut 54 which are screw-fitted, and a handle 52 is provided at a lengthwise end of the fixing screw 51. The handle 52 is cylindrical, the length direction of the handle 52 is perpendicular to the length direction of the fixing screw 51, and a midpoint of the length direction of the handle 52 is mounted on the fixing screw 51. The handle 52 is provided with a plurality of strip-shaped anti-slip protrusions 53, which play a role in preventing slipping and facilitate the rotation of the fixing screw 51 by the relevant staff. The vertical rod 1 is provided with a first mounting hole 11, the length direction of the first mounting hole 11 is perpendicular to the length direction of the vertical rod 1, and the axis of the first mounting hole 11 coincides with one diameter of the circular section of the vertical rod 1. The sleeve 4 is provided with a cylindrical second mounting hole 41, and the length direction of the second mounting hole 41 is perpendicular to the length direction of the sleeve 4. The axes of the first mounting hole 11 and the second mounting hole 41 are parallel, and the fixing screw 51 can be inserted into the first mounting hole 11 and the second mounting hole 41.

The process of fixing the sleeve 4 is as follows: one end of the fixing screw rod 51 far away from the handle 52 sequentially passes through the second mounting hole 41 and the first mounting hole 11 from the outer side of the sleeve 4, penetrates through the sleeve 4 and the vertical rod 1, is sleeved on the fixing screw rod 51 from the other side of the sleeve 4, and then the fixing screw rod 54 is screwed to fix the sleeve 4 on the vertical rod 1.

Referring to fig. 2, on this basis, the first mounting holes 11 can also be provided in plurality, and the plurality of first mounting holes 11 are provided at equal intervals along the length direction of the upright 1, and in this embodiment, the first mounting holes 11 are provided with five. By moving the position of the sleeve 4, the position of the scale 3 is changed, so that more measuring environments can be accommodated.

Referring to fig. 2, in this embodiment, the scale 3 is mounted on the sleeve 4 by means of adhesion, and when the scale 3 is contaminated or damaged and the like, and cannot be used normally, the relevant staff can replace the scale 3, so that the measurement work can be performed normally. In addition, the scale 3 can be mounted on the sleeve 4 by a detachable connection structure such as a plug-in structure, a screw structure or a magnetic structure.

The implementation principle of the observation ruler rod provided by the embodiment of the utility model is as follows: the scale 3 is arranged on the sleeve 4 which can slide on the vertical rod 1, the fixed connection between the sleeve 4 and the vertical rod 1 can be realized through the fixing bolt and the fixing nut 54, the vertical rod 1 is vertically arranged on the ground through the base, and the structure is simple, so that the error problem caused by the hand leveling rod is basically solved; the upright 1 can be kept as stable as possible in the use process through the base, so that the measurement accuracy is improved.

The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.

Claims

1. An observation ruler rod is characterized in that: the device comprises a vertical rod (1), a scale (3), a base and a fixing assembly (5), wherein the vertical rod (1) is arranged on the base; the sliding sleeve is arranged on the vertical rod (1), the scale (3) is arranged on the sleeve (4), and the sleeve (4) is arranged on the vertical rod (1) through the fixing component (5).

2. An observation ruler according to claim 1, wherein: the fixing assembly (5) comprises a fixing screw (51) and a fixing nut (54), a first mounting hole (11) is formed in the vertical rod (1), a second mounting hole (41) is formed in the sleeve (4) corresponding to the first mounting hole (11), the fixing screw (51) sequentially penetrates through the second mounting hole (41) and the first mounting hole (11) from one side of the sleeve (4), and the fixing nut (54) is mounted on the fixing screw (51) from the other side of the sleeve (4).

3. An observation ruler according to claim 2, wherein: a handle (52) is arranged on one side of the fixed screw rod (51) far away from the fixed nut (54).

4. A viewing ruler according to claim 3, wherein: the handle (52) is provided with a non-slip bulge (53).

5. An observation ruler according to claim 2, wherein: a plurality of first mounting holes (11) are formed in the vertical rod (1).

6. An observation ruler according to claim 1, wherein: the base comprises a base body (2), the base body (2) comprises a mounting plate (22) and two supporting plates (21) which are fixedly connected, the supporting plates (21) are used for supporting the mounting plate (22), and the vertical rods (1) are vertically arranged on the mounting plate (22).

7. An observation ruler according to claim 6, wherein: the base comprises two base bodies (2), connecting plates (6) are arranged on the two base bodies (2), and connecting rods (7) are fixedly connected between the connecting plates (6).

8. An observation ruler according to claim 1, wherein: the scale (3) is arranged on the sleeve (4) through any one of a pasting structure, a thread structure, a plug-in structure or a magnetic attraction structure.