CN215003549U

CN215003549U - Leveling rod for surveying and mapping of constructional engineering

Info

Publication number: CN215003549U
Application number: CN202121461445.1U
Authority: CN
Inventors: 杜晓亮; 罗会超; 刘兴林; 宋召鑫; 杨宝三; 李朝朋
Original assignee: Fourth Construction Co Ltd of China Construction Eighth Engineering Division Co Ltd
Current assignee: Fourth Construction Co Ltd of China Construction Eighth Engineering Division Co Ltd
Priority date: 2021-06-30
Filing date: 2021-06-30
Publication date: 2021-12-03
Anticipated expiration: 2031-06-30

Abstract

The utility model discloses a levelling rod for building engineering survey and drawing relates to building engineering technical field, including the levelling rod and be used for protecting the main casing body of levelling rod, one side fixedly connected with of the upper surface of levelling rod is used for surveing horizontally horizontal bubble appearance, the one end joint of the main casing body has separable vice casing, one side fixedly connected with of the main casing body is used for angle of adjustment's fixing base, the upper surface joint of vice casing has rotatable splint, one side fixedly connected with of splint is used for looking over the bevel protractor of angle. The utility model discloses a main casing body and the cooperation setting of auxiliary housing can place the levelling rod in the inside of main casing body and auxiliary housing when not using to reduce the wearing and tearing of external dust on the levelling rod, improved the life of levelling rod to a certain extent, through the cooperation setting of horizontal bubble appearance and levelling rod, horizontal position can be confirmed when using, the error that the angular slope caused when having reduced the measurement.

Description

Leveling rod for surveying and mapping of constructional engineering

Technical Field

The utility model relates to a levelling rod relates to BB technical field, concretely relates to levelling rod is used in building engineering survey and drawing.

Background

The leveling rod is made of high-quality wood or glass fibre reinforced plastic or aluminium alloy, and its commonly-used leveling rod includes three kinds of leveling rod, folding rod and double-face leveling rod.

The prior leveling rod for building engineering surveying and mapping comprises a leveling rod body, a fixing frame, a first special-shaped plate and a second special-shaped plate, wherein a cleaning brush is arranged on one side of the first special-shaped plate, a threaded rod is connected with the side surface of the fixing frame in a threaded manner, a fixing plate is arranged on the back surface of the leveling rod body, a first clamping plate is inserted into one side of the fixing plate, the first clamping plate and the first clamping plate are pulled out in two directions and clamped on the surface of the leveling rod body when the leveling rod is used, the fixing plate is fixed in an extruding manner through a fixing rod and supported on the ground through a supporting rod and a supporting plate, the problems that a worker occupies hands and is inconvenient to record when measuring are avoided, meanwhile, the leveling rod body can be adjusted and fixed according to different leveling rod bodies, the cleaning brush can clean dust on the surface when the leveling rod is folded, so that the leveling rod body is longer in use, the equipment has simple structure and is convenient to use.

However, the device has some defects in the actual use process, such as that the scale is exposed when the device is stored, and the scale may be worn to influence the subsequent use after a long time, so that a device is needed to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a construction engineering is levelling rod for survey and drawing in order to solve the problem mentioned in the above-mentioned background art.

In order to solve the technical problem, the utility model discloses the technical scheme who adopts is:

the utility model provides a levelling rod is used in building engineering survey and drawing, includes the levelling rod and is used for protecting the main casing body of levelling rod, one side fixedly connected with of the upper surface of levelling rod is used for surveing horizontally horizontal bubble appearance, the one end joint of the main casing body has separable vice casing, main casing body accessible is provided with joint structure and vice casing concatenation, one side fixedly connected with of the main casing body is used for angle of adjustment's fixing base, the upper surface joint of vice casing has rotatable splint, one side fixedly connected with of splint is used for looking over the bevel protractor of angle.

The utility model discloses technical scheme's further improvement lies in: the clamping structure comprises a T-shaped block fixedly connected to one side of the main shell, a T-shaped groove with the size identical to that of the T-shaped block is formed in one side of the auxiliary shell, and the outer surface of the T-shaped block is clamped with the inner wall of the T-shaped groove.

The utility model discloses technical scheme's further improvement lies in: the upper surface threaded connection of fixing base has the adjusting pad that can adjust from top to bottom, the upper surface fixed connection of the main casing body has the sign groove that is used for looking over the information.

The utility model discloses technical scheme's further improvement lies in: one side threaded connection of splint has the fastening bolt who is used for fixed levelling rod, fastening bolt's one end and the inner wall laminating of splint. .

The utility model discloses technical scheme's further improvement lies in: the sealing rubber ring is fixedly connected to the periphery of one side of the auxiliary shell and used for blocking external dust, and one end of the sealing rubber ring is attached to one side of the main shell.

The utility model discloses technical scheme's further improvement lies in: one side of the auxiliary shell is provided with a limiting hole for fixing the position of the auxiliary shell, and a limiting pin with the same size as the limiting hole is inserted into the limiting hole.

Owing to adopted above-mentioned technical scheme, the utility model discloses relative prior art, the technological progress who gains is:

1. the utility model provides a levelling rod is used in building engineering survey and drawing, cooperation through the main casing body and the auxiliary casing sets up, can place the levelling rod in the inside of the main casing body and auxiliary casing when not using to reduce the wearing and tearing on external dust is to the levelling rod, improved the life of levelling rod to a certain extent, through the cooperation setting of horizontal bubble appearance and levelling rod, horizontal position can be confirmed when using, the error that angular gradient caused when having reduced the measurement.

2. The utility model provides a levelling rod is used in building engineering survey and drawing sets up through the cooperation of fixing base, the main casing body and auxiliary housing, can splice the main casing body and auxiliary housing and use together, has improved the area of contact on device and ground, is difficult for empting more, sets up through the cooperation of splint, levelling rod and bevel protractor, can fix the data of measuring the vertical direction in splint with the levelling rod when measuring, and application scope is wider when using.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the storage structure of the present invention;

FIG. 3 is a schematic view of the structure of the present invention;

fig. 4 is an enlarged schematic structural view of a portion a in fig. 3 according to the present invention.

In the figure: 1. a leveling rod; 2. a main housing; 3. a horizontal bubble instrument; 4. a sub-housing; 5. a fixed seat; 6. a splint; 7. an angle ruler; 8. a T-shaped block; 9. a T-shaped groove; 10. a conditioning pad; 11. marking a slot; 12. fastening a bolt; 13. sealing the rubber ring; 14. a limiting hole; 15. and a limiting pin.

Detailed Description

The present invention will be described in further detail with reference to the following examples:

the utility model provides a well technical scheme: a leveling rod for surveying and mapping of constructional engineering;

example 1

As shown in fig. 1-4, a leveling rod for construction engineering surveying and mapping comprises a main housing 2 for protecting the leveling rod 1, a horizontal bubble instrument 3 for measuring level is fixedly connected to one side of the upper surface of the leveling rod 1, a separable sub-housing 4 is connected to one end of the main housing 2 in a clamping manner, a sealing rubber ring 13 for blocking external dust is fixedly connected to the periphery of one side of the sub-housing 4, one end of the sealing rubber ring 13 is attached to one side of the main housing 2, a limiting hole 14 for fixing the position of the sub-housing 4 is formed in one side of the sub-housing 4, a limiting pin 15 with the same size as the limiting hole 14 is inserted into the limiting hole 14, after the main housing 2 and the sub-housing 4 are spliced together, the sealing rubber ring 13 can fill up a gap between the main housing and the sub-housing to prevent external impurities from entering, thereby reducing the influence of the impurities on the scale on the leveling rod 1, and in addition, in the embodiment, after the limiting pin 15 is inserted into the limiting hole 14, the main shell 2 and the auxiliary shell 4 are fixed together by the limiting pin 15 to prevent the main shell and the auxiliary shell from being separated accidentally, and the limiting pin 15 is directly pulled out of the limiting hole 14 when the main shell and the auxiliary shell need to be opened.

In this embodiment, preferably, the main housing 2 can be spliced with the sub-housing 4 through a clamping structure, the clamping structure includes a T-shaped block 8 fixedly connected to one side of the main housing 2, one side of the sub-housing 4 is provided with a T-shaped groove 9 having the same size as the T-shaped block 8, the outer surface of the T-shaped block 8 is clamped with the inner wall of the T-shaped groove 9, one side of the main housing 2 is fixedly connected with a fixing seat 5 for adjusting the angle, the upper surface of the fixing seat 5 is in threaded connection with an adjusting pad 10 capable of being adjusted up and down, the upper surface of the main housing 2 is fixedly connected with an identification groove 11 for checking information, after the leveling rod 1 is placed inside the main housing 2, the information on the leveling rod 1 can be recorded in the identification groove 11, so as to facilitate later-stage searching, after the T-shaped block 8 on the main housing 2 is inserted into the T-shaped groove 9 on the sub-housing 4, the main housing 2 and the sub-housing 4 can be spliced together, the contact area with the ground is increased, when the adjusting pads 10 are rotated, the adjusting pads 10 can move up and down in the fixing seat 5, and the four adjusting pads 10 can be respectively adjusted to enable the main shell 2 to be in a horizontal position;

the upper surface joint of inferior casing 4 has rotatable splint 6, one side threaded connection of splint 6 has fastening bolt 12 that is used for fixed levelling rod 1, fastening bolt 12's one end and the inner wall laminating of splint 6, one side fixedly connected with of splint 6 is used for looking over the bevel protractor 7 of angle, insert levelling rod 1 and screw up after fastening bolt 12 in splint 6, fastening bolt 12 can push up on levelling rod 1, splint 6 can carry out angular adjustment at the top of inferior casing 4, conveniently measure the size of different angles, it is more convenient when using.

The working principle of the leveling rod for surveying and mapping of construction engineering is described in detail below.

As shown in fig. 1-4, when the leveling instrument is used, the limit pin 15 is drawn out from the limit hole 14, the main shell 2 and the auxiliary shell 4 are separated, the leveling instrument 1 is taken out from the main shell 2 for use, if information in the vertical direction needs to be measured, the T-shaped block 8 on the main shell 2 is inserted into the T-shaped groove 9 on the auxiliary shell 4, the two are combined together, the adjusting pads 10 on the four fixing seats 5 are respectively rotated, the main shell 2 and the auxiliary shell 4 are adjusted to the horizontal position, the leveling instrument 1 is placed in the clamping plate 6, the fastening bolt 12 is screwed, and after the fixing is completed, the leveling instrument 7 arranged on the auxiliary shell 4 is matched to measure data.

The present invention has been described in detail with reference to the above general description, but it will be apparent to one of ordinary skill in the art that modifications and improvements can be made to the invention. Therefore, modifications or improvements without departing from the spirit of the invention are within the scope of the invention.

Claims

1. The utility model provides a leveling rod for building engineering survey and drawing, includes leveling rod (1) and is used for protecting main casing body (2) of leveling rod (1), its characterized in that: one side fixedly connected with of the upper surface of levelling rod (1) is used for surveing horizontally level bubble appearance (3), the one end joint of the main casing body (2) has separable auxiliary housing (4), main casing body (2) accessible is provided with joint structure and auxiliary housing (4) concatenation, one side fixedly connected with of the main casing body (2) is used for angle of adjustment's fixing base (5), the upper surface joint of auxiliary housing (4) has rotatable splint (6), one side fixedly connected with of splint (6) is used for looking over angle square (7) of angle.

2. The leveling rod for architectural engineering surveying and mapping according to claim 1, wherein: the joint structure includes T type piece (8) of fixed connection in main casing body (2) one side, T type groove (9) unanimous with T type piece (8) size are seted up to one side of auxiliary casing (4), the surface of T type piece (8) and the inner wall joint in T type groove (9).

3. The leveling rod for architectural engineering surveying and mapping according to claim 1, wherein: the upper surface threaded connection of fixing base (5) has adjusting pad (10) that can adjust from top to bottom, the last fixed surface of main casing body (2) is connected with sign groove (11) that are used for looking over the information.

4. The leveling rod for architectural engineering surveying and mapping according to claim 1, wherein: one side threaded connection of splint (6) has fastening bolt (12) that are used for fixed levelling rod (1), the one end of fastening bolt (12) and the inner wall laminating of splint (6).

5. The leveling rod for architectural engineering surveying and mapping according to claim 1, wherein: the sealing device is characterized in that the periphery of one side of the auxiliary shell (4) is fixedly connected with a sealing rubber ring (13) used for blocking external dust, and one end of the sealing rubber ring (13) is attached to one side of the main shell (2).

6. The leveling rod for architectural engineering surveying and mapping according to claim 1, wherein: one side of the auxiliary shell (4) is provided with a limiting hole (14) for fixing the position of the auxiliary shell (4), and a limiting pin (15) with the same size as the limiting hole (14) is inserted into the limiting hole (14).