CN218847190U

CN218847190U - Underground pipeline measuring device

Info

Publication number: CN218847190U
Application number: CN202222914681.5U
Authority: CN
Inventors: 张博
Original assignee: Jingwei Zongheng Jilin Geographic Information Co ltd
Current assignee: Jingwei Zongheng Jilin Geographic Information Co ltd
Priority date: 2022-11-02
Filing date: 2022-11-02
Publication date: 2023-04-11
Anticipated expiration: 2032-11-02

Abstract

The utility model discloses an underground pipeline measuring device, which comprises a level main body and a base arranged at the lower part of the level main body, wherein the base comprises a pedestal, a circumferential sinking groove, an arc top seat and a positioning part; the pedestal is arranged at the lower part of the level main body, forms a plate-shaped platform for supporting the level main body, and is provided with a threaded hole in the middle; the circumference sinking groove is arranged on the lower end surface of the pedestal, the circumference sinking groove is arranged around the threaded hole and is coaxial with the threaded hole, and the outer side of the threaded hole forms a sleeve body; the arc top seat is arranged in the circumferential sinking groove, a through hole for the sleeve body to pass through is arranged in the center of the arc top seat, and a V-shaped notch extending transversely is formed in the lower end surface of the arc top seat; the positioning component is used for fixing the position of the arc top seat which is contained in the circumferential sunk groove and fixing the position of the V-shaped notch of the arc top seat which protrudes out of the lower end surface of the pedestal. The device is provided with a base with a changeable structure, and is suitable for supporting the arc top of the pipeline while ensuring the adaptability of the device and the traditional foot rest.

Description

Underground pipeline measuring device

Technical Field

The utility model belongs to the technical field of municipal works measure appurtenance, concretely relates to pipeline measuring device.

Background

The level is an instrument for establishing horizontal sight to measure the height difference between two points on the ground, and is a common measuring tool in municipal engineering. The principle is to measure the difference in level between two points according to the leveling principle. The main components are expected to be the telescope, the tube level (or compensator), the vertical axis, the foot screw and the base.

The telescope, the tube level, the vertical shaft, the leg screw and other components constitute a level main body having a basic level function, and the base serves as a support member of the level main body and is used for mounting and connecting the level main body and the leg. The level supported by the foot rest can be used for ground observation.

In municipal construction engineering, the construction of pipelines is an important part. The height difference of the arc top position of the pipeline is measured to judge the settlement or levelness of the pipeline along the line. At present, the most common level gauge in municipal engineering cannot realize stable fixation at the arc top position of a pipeline, particularly the arc top position of a large-diameter pipeline, and the applicability of the level gauge in practical engineering needs to be expanded.

SUMMERY OF THE UTILITY MODEL

To solve the problems raised in the background art described above. The utility model provides an underground pipeline measuring device can the outrigger on the arc structure, and its suitability in actual engineering has obtained the extension.

In order to achieve the above object, the utility model provides a following technical scheme: an underground pipeline measuring device comprises a level main body and a base arranged at the lower part of the level main body, and is characterized in that the base comprises a pedestal, a circumferential sinking groove, an arc top seat and a positioning component; the pedestal is arranged at the lower part of the level main body, forms a plate-shaped platform for supporting the level main body, and is provided with a threaded hole in the middle; the circumference sinking groove is arranged on the lower end face of the pedestal, the circumference sinking groove is arranged around the threaded hole and is coaxial with the threaded hole, and a sleeve body is formed on the outer side of the threaded hole; the arc top seat is arranged in the circumferential sunken groove, a through hole for the sleeve body to pass through is formed in the center of the arc top seat, and a V-shaped notch extending transversely is formed in the lower end face of the arc top seat; the positioning component is used for fixing the position of the arc top seat which is contained in the circumferential sunk groove and fixing the position of the V-shaped notch of the arc top seat which protrudes out of the lower end face of the pedestal.

Preferably, the pedestal is a circular platen, the sleeve body and the pedestal are of an integrated structure, and the lower end face of the sleeve body is flush with the lower end face of the pedestal.

Preferably, the clearance between the outer circumferential surface of the arc top seat and the inner circumferential surface of the circumferential sinking groove is 1mm-3mm.

Preferably, a rubber layer is arranged on the V-shaped surface of the V-shaped notch.

Preferably, the positioning component is a locking pin, the locking pin is assembled on the lower part of the side face of the pedestal through a radial threaded hole, and an upper pin hole and a lower pin hole which are combined with the locking pin are arranged on the outer circumference of the arc top seat.

Preferably, the positioning component is a threaded sleeve fixed on the outer side of the sleeve body, and the threaded sleeve is in threaded connection with the through hole of the arc top seat.

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

the utility model provides a measuring device mainly is the surveyor's level that can be used to the pipeline to use, and it has the base that can change the structure, when guaranteeing its and traditional foot rest suitability, applicable support in pipeline arc top position makes its function of traditional surveyor's level conduct measurement device most commonly used obtain the extension.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural diagram of the heat dissipation mechanism of the present invention.

In the figure: 1. a level body; 2. a pedestal; 2-1, sinking a groove circumferentially; 2-2, a sleeve body; 3. an arc top seat; 3-1, through holes; 3-2, V-shaped notches; 4. locking the pin; 5. a guide bar; 6. and (4) a threaded sleeve.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example one

Referring to fig. 1-2, the present invention provides the following technical solutions: an underground pipeline measuring device comprises a level body 1 and a base arranged at the lower part of the level body.

The level body 1 is a component assembly having observation and adjustment functions. In this embodiment, the structure includes components such as an eyepiece, an objective lens, a focusing handwheel, a horizontal micro handwheel, and a foot screw, which are known in the art, but are not limited to this configuration.

The base serves as a support member for the level body and includes a pedestal 2, an arc apex 3 and a positioning member.

The pedestal 2 is installed in the lower part of the level main body 1, the pedestal 2 forms a plate-shaped table supporting the level main body, and a screw hole is provided in the middle of the pedestal 2. The pedestal has a circumferential sink 2-1.

In this embodiment, the pedestal 2 is specifically a circular platen. The threaded hole is provided at the center of the pedestal 2, and the pedestal 2 can be connected to a tripod by means of a bolt fitted in the threaded hole in the same manner as the conventional base is connected to a tripod. The pedestal 2 is installed at the lower part of the level body 1, and the pedestal 2 is connected to the lower part of the leg screw of the level body 1 in the same manner as the leg screw and the conventional base in the prior art.

The circumference sinking groove 2-1 is arranged on the lower end face of the pedestal 2, the circumference sinking groove 2-1 is arranged around the threaded hole and is coaxial with the threaded hole, and the sleeve body 2-2 is formed on the outer side of the threaded hole. In the embodiment, specifically, the sleeve body 2-2 and the pedestal 2 are of an integral structure, the lower end surface of the sleeve body 2-2 is flush with the lower end surface of the circular bedplate, the circumferential periphery of the sleeve body 2-2 forms a circumferential sunken groove 2-1, the periphery of the circumferential sunken groove 2-1 is an annular end surface, and the annular end surface and the lower end surface of the sleeve body 2-2 can be supported on the bedplate of the foot rest.

The arc top seat 3 is arranged in the circumferential sunk groove 2-1, a through hole 3-1 for the sleeve body 2-3 to pass through is arranged at the central position of the arc top seat 3, and a V-shaped notch 3-2 extending transversely is arranged on the lower end face of the arc top seat 3. The arc top seat 3 is a component accommodated in the circumferential sunken groove 2-1, the outer circumferential contour of the arc top seat is circular, and in the embodiment, the gap between the outer circumferential surface of the arc top seat 3 and the inner circumferential surface of the circumferential sunken groove 2-1 is 1mm-3mm. The maximum thickness of the arc top seat 3 is smaller than the depth of the circumferential sunken groove 2-1. The V-shaped notch 3-2 has the function that the arc top seat 3 protruding out of the lower end face of the pedestal 2 can straddle the arc top of the arc-shaped component to realize stable support, and in the embodiment, in order to improve the stability of support, a rubber layer is arranged on the V-shaped surface of the V-shaped notch 3-2.

When the measuring device needs to be used for measuring above a pipeline, the arc top seat moves, the V-shaped notch 3-2 protrudes out of the pedestal 2, and a supporting structure capable of striding on the arc top of the pipeline is formed.

The positioning component is used for fixing the position of the arc footstock 3 which is contained in the circumferential sunk groove 2-1 and the position of the V-shaped notch 3-2 of the arc footstock 3 which protrudes out of the lower end surface of the pedestal 2. In this embodiment, the positioning member is a locking pin 4, the locking pin 4 is fitted to the lower portion of the side surface of the pedestal 2 through a radial threaded hole, and the outer circumference of the arc top base 3 is provided with an upper pin hole and a lower pin hole which are combined with the locking pin 4. By twisting the locking pin 4, the locking pin 4 can be inserted into the upper pin hole or the lower pin hole, thereby fixing the storage state position and the protruding state position of the arc top base 3. In the embodiment, the diameter of the through hole 3-1 of the arc top seat 3 is larger than that of the sleeve body 2-2. In order to ensure that the arc top seat 3 cannot be separated from the circumferential sinking groove 2-1, a guide rod 5 with the axis parallel to the axis of the circumferential sinking groove 2-1 is fixed at the bottom of the circumferential sinking groove 2-1 by threads, and the arc top seat 3 is provided with a guide hole corresponding to the guide rod. The lower end of the guide rod 5 is provided with a limiting end, and the lower end face of the arc top seat 3 is provided with a counter bore for embedding the limiting end.

Example two

In this embodiment, the technical feature different from that of the first embodiment is the structure of the positioning component, and other structures except the positioning component are the same as those of the first embodiment, and are not described herein again.

In this embodiment, the positioning member is a threaded sleeve 6 fixed to the outer side of the sleeve body, and the threaded sleeve 6 is connected to the through hole of the arc top base 3 through a thread. The arc top seat 3 can be rotated to accommodate and protrude.

The threaded sleeve 6 and the sleeve body 2-2 can be an integral component, and the threaded sleeve 6 can also be an outer sleeve body with threads on the outer periphery and fixed on the sleeve body 2-2.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An underground pipeline measuring device comprises a level main body (1) and a base installed on the lower portion of the level main body, and is characterized in that the base comprises:

a pedestal (2) mounted on the lower part of the level body (1), the pedestal (2) forming a plate-shaped table supporting the level body (1), the middle of the pedestal (2) being provided with a threaded hole;

the circumference sinking groove (2-1), the circumference sinking groove (2-1) is arranged on the lower end face of the pedestal (2), the circumference sinking groove (2-1) is arranged around the threaded hole and is coaxial with the threaded hole, and the outer side of the threaded hole forms a sleeve body (2-2);

the arc top seat (3) is arranged in the circumferential sinking groove (2-1), a through hole (3-1) for the sleeve body (2-2) to pass through is formed in the center of the arc top seat (3), and a V-shaped notch (3-2) extending transversely is formed in the lower end face of the arc top seat (3);

and the positioning component is used for fixing the position of the arc top seat (3) which is contained in the circumferential sunk groove (2-1) and fixing the position of the V-shaped notch (3-2) of the arc top seat (3) which protrudes out of the lower end face of the pedestal (2).

2. The underground pipeline measuring device according to claim 1, wherein the pedestal (2) is a circular table plate, the sleeve body (2-2) and the pedestal (2) are of an integral structure, and the lower end surface of the sleeve body (2-2) is flush with the lower end surface of the pedestal (2).

3. The underground utility measuring device of claim 2, wherein a gap between the outer circumferential surface of the arc apex seat (3) and the inner circumferential surface of the circumferential depressed groove (2-1) is 1mm to 3mm.

4. The underground pipeline measuring device according to claim 3, wherein the V-shaped surface of the V-shaped notch (3-2) is provided with a rubber layer.

5. The underground pipeline measuring device according to claim 4, wherein the positioning component is a locking pin (4), the locking pin (4) is assembled at the lower part of the side surface of the pedestal (2) through a radial threaded hole, and the outer circumference of the arc top seat (3) is provided with an upper pin hole and a lower pin hole which are combined with the locking pin (4).

6. The underground pipeline measuring device according to claim 4, wherein the positioning component is a threaded sleeve (6) fixed on the outer side of the sleeve body, and the threaded sleeve (6) is in threaded connection with the through hole (3-1) of the arc top seat (3).