CN215952544U

CN215952544U - Inclined top inclination angle measuring system in engineering building

Info

Publication number: CN215952544U
Application number: CN202121738748.3U
Authority: CN
Inventors: 江宏玲; 贺传友; 戴新荣; 彭建和
Original assignee: Anhui & Huaihe River Institute Of Hydraulic Research (anhui Water Conservancy Project Quality Inspection Center Station)
Current assignee: Anhui & Huaihe River Institute Of Hydraulic Research (anhui Water Conservancy Project Quality Inspection Center Station)
Priority date: 2021-07-27
Filing date: 2021-07-27
Publication date: 2022-03-04
Anticipated expiration: 2031-07-27

Abstract

The utility model relates to a system for measuring an inclined top inclination angle in an engineering building, which comprises a base block, laser pen assemblies, an angle gauge and supporting legs, wherein the laser pen assemblies are provided with two groups, each laser pen assembly comprises a laser pen, a mounting groove for accommodating the laser pen and a connecting plate which is coaxially arranged with the mounting groove and connected into a whole, the tail part of the connecting plate is hinged with the upper part of the base block, and the head end of the connecting plate is provided with a hook part matched with the angle scale of the angle gauge; the backup plate is installed to the one end of base block, two bubble spirit levels are installed to the upper end of base block. The system for measuring the inclined top inclination angle in the engineering building is simple in structure and convenient to install and disassemble, measurement and calculation data can be obtained through angle adjustment of laser beams, and the value of the inclined top inclination angle is finally calculated; the device is convenient to operate, does not need to be operated on a roof, improves safety, and is particularly suitable for measuring the angle of the inclined roof of the building in a large place with higher height.

Description

Inclined top inclination angle measuring system in engineering building

Technical Field

The utility model relates to a system for measuring an inclined top inclination angle in an engineering building, and belongs to the technical field of building measurement.

Background

In the field of construction, a pitched roof is also called a pitched roof, and refers to a roof with a drainage gradient generally larger than 3%. The slope roof is widely applied to buildings and mainly comprises a single slope type, a double slope type, a four slope type, a folded waist type and the like.

The pitched roof is a common component of a building, in the process of acceptance of an engineering building, the measurement of the inclination angle of a slope of the roof is one of important works of acceptance of architectural measurement, the existing mode is mainly that the inclination angle measurement is carried out on the roof, a measurer is required to climb the roof for operation, the operation difficulty is high, and certain potential safety hazards exist.

Even with the use of a tilt measuring tool, the structure of the existing tilt measuring tool is complicated. Therefore, how to design a measuring device with high safety is an urgent technical problem to be solved.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model provides a system for measuring the inclined top inclination angle in an engineering building, and the specific technical scheme is as follows:

the system comprises a base block, two groups of laser pen assemblies, a protractor and a supporting leg, wherein the base block is horizontally arranged, the laser pen assemblies are hinged to the upper portion of the base block, the protractor is used for measuring the rotation angle of the laser pen assemblies, the supporting leg is used for adjusting the height of the base block, the laser pen assemblies are arranged in two groups, each laser pen assembly comprises a laser pen, a mounting groove and a connecting plate, the mounting groove is used for accommodating the laser pen, the connecting plate is coaxially arranged with the mounting groove and is connected into a whole, the tail portion of the connecting plate is hinged to the upper portion of the base block, and the head end of the connecting plate is provided with a hook portion matched with the angle scale of the protractor; the backup plate is installed to the one end of base block, two bubble spirit levels are installed to the upper end of base block.

As an improvement of the above technical scheme, the mounting groove comprises an expansion section, a clamping section and a contraction section, the clamping section is arranged between the expansion section and the contraction section, the cross section of the inner periphery of the expansion section is sequentially reduced from the head end of the expansion section to the tail end of the expansion section, the tail end of the expansion section is connected with the head end of the clamping section into a whole, the cross section of the inner periphery of the contraction section is sequentially reduced from the head end of the contraction section to the tail end of the contraction section, and the head end of the contraction section is connected with the tail end of the clamping section into a whole; the tail end of the contraction section is fixedly connected with the tail end of the connecting plate.

As an improvement of the technical scheme, a clamping groove with a U-shaped cross section is sleeved outside the clamping section, an inner hexagonal stud is further arranged outside the clamping section, and a first screw hole matched with the inner hexagonal stud is formed in one side of the clamping groove.

As the improvement of above-mentioned technical scheme, the inner wall both sides of pressing from both sides tight section are provided with protruding muscle structure respectively, protruding muscle structure includes the wire that is parallel arrangement with the length direction who presss from both sides tight section, the wire is with the inner wall fixed connection who presss from both sides tight section, the outside parcel of wire has the rubber strip, the cross section of rubber strip is the U-shaped structure, the rubber strip splices with the inner wall that presss from both sides tight section.

As an improvement of the above technical solution, an arc end of the protractor is directed downward, a diameter end of the protractor is horizontally disposed, a square tube is embedded between the protractor and an upper portion of the base block, a cross section of an outer periphery of the square tube is square, a first square hole for accommodating the square tube is disposed on the upper portion of the base block, the square tube is fixedly connected with the upper portion of the base block, and a second square hole matched with the square tube is disposed in a middle portion of the protractor; the utility model discloses a wall board, including even board, base block, the inner wall of side's pipe is provided with the screw that is the symmetry and sets up, be provided with two screws that are the symmetry between the afterbody of even board and the upper portion of base block, the inner wall of side's pipe be provided with screw assorted screw, the afterbody of even board be provided with screw assorted second screw.

As an improvement of the above technical solution, one side of the hook portion is provided with a plane portion arranged in parallel with the angle scale of the protractor.

As an improvement of the technical scheme, a dovetail groove is arranged at one end of the base block, the upper end of the dovetail groove extends to the upper end of the base block, and a gap is arranged between the lower end of the dovetail groove and the lower end of the base block; one side of the backup plate is provided with a dovetail-shaped convex block matched with the dovetail groove.

As an improvement of the technical scheme, the backup plate is composed of a balance weight plate.

As an improvement of the technical scheme, a first open slot for containing the bubble level meter is formed in the upper end of the base block, the bubble level meter is fixed with the upper end of the base block through a rubber band, and a second open slot for the rubber band is formed in the lower end of the base block.

As an improvement of the above technical scheme, the supporting legs include hexagon bolts and angle irons, the cross section of the angle irons is L-shaped, the upper portions of the angle irons are fixedly connected with the lower portion of the base block, third screw holes matched with the hexagon bolts are formed in the lower portions of the angle irons, nuts matched with the hexagon bolts are arranged above the lower portions of the angle irons, and the hexagon portions of the hexagon bolts are arranged downwards.

The system for measuring the inclined top inclination angle in the engineering building has a simple structure, is convenient to install and disassemble, can obtain measurement and calculation data through angle adjustment of laser beams, and finally calculates to obtain the value of the inclined top inclination angle; the device is convenient to operate, does not need to be operated on a roof, improves safety, and is particularly suitable for measuring the angle of the inclined roof of the building in a large place with higher height.

Drawings

FIG. 1 is a schematic structural diagram of a system for measuring an inclined top inclination angle in an engineering building according to the present invention;

FIG. 2 is a schematic view of the connection of the base block and the protractor of the present invention;

FIG. 3 is a schematic structural view of a laser pen assembly according to the present invention;

FIG. 4 is a schematic view of the construction of the clamping section of the present invention;

FIG. 5 is a schematic diagram of a test of a pitched roof inclination measuring system in the engineering construction according to the present invention;

FIG. 6 is a schematic view of the connection between the base block and the backup plate according to the present invention;

fig. 7 is a schematic structural view of the tie plate of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

Example 1

As shown in fig. 1, the system for measuring a tilt angle of a pitched roof in an engineering building comprises a base block 1 which is horizontally arranged,

laser pen assemblies

31 and 32 which are hinged to the upper portion of the base block 1, a protractor 50 for measuring the rotation angles of the

laser pen assemblies

31 and 32, and supporting legs for adjusting the height of the base block 1, wherein the

laser pen assemblies

31 and 32 are provided with two groups, each

laser pen assembly

31 and 32 comprises a laser pen 33, an installation groove 32 for accommodating the laser pen 33, and a connecting plate 34 which is coaxially arranged with the installation groove 32 and connected into a whole, the tail portion of the connecting plate 34 is hinged to the upper portion of the base block 1, and the head end of the connecting plate 34 is provided with a hook portion 242 which is matched with the angle scale of the protractor 50; the backup plate 2 is installed at one end of the base block 1, and the two bubble levels 60 are installed at the upper end of the base block 1.

In the present embodiment, for convenience of description and distinction of illustration, the two laser pointer assemblies 31 and 32 are separately described as a first laser pointer assembly 31 and a second laser pointer assembly 32.

The laser pen 33 adjusts the area of the laser projection point by adjusting the focal length, thereby avoiding the situation that the projection points of the two laser beams cannot be crossed; the laser pen 33 may be a JX type laser pen of Guangzhou exhibition scientific instruments ltd.

The working mode of the embodiment is as follows:

as shown in fig. 5, a wall surface connected with the lower end of the pitched roof 6 of the building is selected (the intersection line between the wall surface and the lower end of the pitched roof 6 of the building is required to be horizontal, and the system for measuring the tilt angle of the pitched roof in the engineering building is suitable), and the backup plate 2 is abutted against the wall surface, at this time, a plane formed by a light beam emitted by the laser pen 33 of the second laser pen assembly 32 and a light beam emitted by the laser pen 33 of the first laser pen assembly 31 is in a vertical structure with the inclined plane, so that the accuracy of the subsequent tilt angle measurement is ensured.

The inclination angle (inclination angle) of the pitched roof is then measured, in a specific manner as follows:

and S1, adjusting the laser pen 33 of the second laser pen assembly 32 to be in a vertical state, so that the light beams emitted by the laser pen 33 of the second laser pen assembly 32 are projected upwards vertically.

S2, rotating the laser pen 33 of the first laser pen assembly 31 to make the projection point of the emitted light beam on the oblique top converge with the projection point of the light beam emitted by the laser pen 33 of the second laser pen assembly 32 on the oblique top (the convergence point is the first reference point, and whether the light spots converge or not can be observed, and whether the light spots coincide or not can be observed), and confirming the angle α of rotation of the laser pen 33 of the second laser pen assembly 32 by the protractor 50;

and S3, adjusting the laser pen 33 of the first laser pen assembly 31 to be in a vertical state, so that the light beams emitted by the laser pen 33 of the first laser pen assembly 31 are all projected vertically upwards.

S4, the laser pen 33 of the second laser pen assembly 32 is rotated to make the projection point of the emitted light beam on the oblique top and the projection point of the emitted light beam on the oblique top of the laser pen 33 of the first laser pen assembly 31 meet each other, and then the angle β of rotation of the laser pen 33 of the first laser pen assembly 31 is confirmed by the protractor 50.

S5, calculating the inclination angle of the pitched roof as gamma through the following formula,

γ＝arccot|1/tanα-1/tanβ|；

the formula derivation process is as follows:

cotγ＝L2/L1＝|L1/tanα-L1/tanβ|/L1；

γ＝arccot|1/tanα-1/tanβ|。

l1 is the distance between the hinge point between the first laser pointer assembly 31 and the base block 1 and the hinge point between the second laser pointer assembly 32 and the base block 1. L2 is a pitched roof. The measurement of L1 and L2 is not needed, and the gamma can be converted by only measuring alpha and beta.

Example 2

As shown in fig. 3 and 4, the mounting groove 32 includes an expanding section 321, a clamping section 322 and a contracting section 323, the clamping section 322 is disposed between the expanding section 321 and the contracting section 323, the cross section of the inner circumference of the expanding section 321 decreases from the head end of the expanding section 321 to the tail end of the expanding section 321, the tail end of the expanding section 321 is connected with the head end of the clamping section 322 as a whole, the cross section of the inner circumference of the contracting section 323 decreases from the head end of the contracting section 323 to the tail end of the contracting section 323, and the head end of the contracting section 323 is connected with the tail end of the clamping section 322 as a whole; the tail end of the contraction section 323 is fixedly connected with the tail end of the connecting plate 34.

Firstly, the laser pen 33 can be inserted into the mounting groove 32, and the mounting groove 32 can ensure the coaxiality of the laser pen 33, the mounting groove 32 and the connecting plate 34, so as to ensure the accurate reading from the protractor 50.

In addition, the expansion section 321 is arranged to facilitate the laser pointer 33 to be inserted into the clamping section 322, and the contraction section 323 is arranged to prevent the laser pointer 33 from falling down. Wherein, the inner and outer circumferences of the clamping section 322 are square column structures. The mounting groove 32 is preferably made of metal.

Example 3

Based on embodiment 2, as shown in fig. 1 and 3, a clamping groove 35 with a U-shaped cross section is sleeved outside the clamping section 322, an inner hexagonal stud 351 is further arranged outside the clamping section 322, and a first screw hole matched with the inner hexagonal stud 351 is arranged on one side of the clamping groove 35.

The hexagon socket head cap screw 351 passes through the first screw hole and is in threaded connection with the first screw hole. By the hexagonal socket studs 351 abutting against the outer side wall of the clamping section 322, it can be helpful to cause the clamping section 322 to clamp the laser pointer 33 inside.

The mounting groove 32 is preferably made of a metal material, such as a channel-shaped profile made of an aluminum alloy.

Example 4

Based on embodiment 2, as shown in fig. 4, the inner wall both sides of pressing from both sides tight section 322 are provided with protruding muscle structure respectively, protruding muscle structure include with the length direction that presss from both sides tight section 322 be parallel arrangement's wire 324, wire 324 and the inner wall fixed connection who presss from both sides tight section 322, the outside parcel of wire 324 has rubber strip 325, the cross section of rubber strip 325 is the U-shaped structure, rubber strip 325 and the inner wall cementing that presss from both sides tight section 322.

Set up protruding muscle structure, can avoid at the during operation, laser pen 33 is from pressing from both sides the inside roll-off of tight section 322. Wherein the wires 324 are preferably welded to the inner wall of the clamping section 322.

The metal wire 324 plays a role in improving the installation strength, and simultaneously, the contact area of the rubber strip 325 after installation can be further improved, so that the strength of the fixing structure is further improved. The existence of rubber strip 325 can avoid causing the damage to the outer wall of laser pen 33, and on the other hand can also help further improving the tight effect of the clamp section 322 to laser pen 33 to avoid laser pen 33 to drop.

Example 5

Based on embodiment 2, as shown in fig. 1 and 2, an arc end of the protractor 50 faces downward, a diameter end of the protractor 50 is horizontally disposed, a square pipe 51 is embedded between the protractor 50 and an upper portion of the base block 1, a cross section of an outer periphery of the square pipe 51 is square, a first square hole for accommodating the square pipe 51 is disposed on the upper portion of the base block 1, the square pipe 51 is fixedly connected (preferably, by adhesive bonding) with the upper portion of the base block 1, and a second square hole matched with the square pipe 51 is disposed in a middle portion of the protractor 50; two screws 36 symmetrically arranged are further arranged between the tail of the connecting plate 34 and the upper portion of the base block 1, threads matched with the screws 36 are arranged on the inner wall of the square tube 51, and second screw holes 341 matched with the screws 36 are arranged at the tail of the connecting plate 34.

The two sides of the base block 1 are respectively provided with a screw 36, when the two screws 36 are mutually propped against each other, the corresponding

laser pen components

31 and 32 can not rotate along the original rotation direction; that is, the

laser pointer assemblies

31, 32 are fixed at this time.

When the

laser pointer assemblies

31 and 32 need to be rotated, the two screws 36 are respectively rotated reversely, so that the two screws 36 are in a non-contact state, and the

laser pointer assemblies

31 and 32 can be conveniently adjusted.

The square tube 51 is arranged so that the protractor 50 cannot rotate any more. Thereby fixing the protractor 50, and the fixing structure is simple and convenient.

Example 6

According to embodiment 2, as shown in fig. 7, one side of the hook portion 242 is provided with a plane portion 343 arranged in parallel with the angle scale of the protractor 50.

The hook 242 is provided to act as a pointer for indicating and reading the rotation angle of the link plate 34 and the laser pen 33. And a plane portion 343 is provided to ensure more accurate reading result. The special structure of the two hook parts 242 can visually enable a measurer to read left/right scale values, and confusion is avoided.

Example 7

Based on embodiment 1, as shown in fig. 6, one end of the base block 1 is provided with a dovetail groove, an upper end of the dovetail groove extends to an upper end of the base block 1, and a gap is provided between a lower end of the dovetail groove and a lower end of the base block 1; one side of the backup plate 2 is provided with a dovetail-shaped convex block 32 matched with the dovetail groove.

So set up for the easy operation of installation, dismantlement backup plate 2 is convenient.

Furthermore, the effect of backup plate 2 is more than conveniently adjusting the degree of hugging closely of backup plate 2 and wall, backup plate 2 comprises the counterweight plate, makes like the stereotype for the focus of base block 1 is closer to the wall, thereby improves stability, also can effectively avoid follow-up measurement to lead to backup plate 2 and wall to separate by accident.

Example 8

Based on embodiment 1, as shown in fig. 6, in order to facilitate installation of the bubble level gauge 60, the upper end of the base block 1 is provided with a first opening groove 12 for accommodating the bubble level gauge 60, the bubble level gauge 60 is fixed with the upper end of the base block 1 by arranging a rubber band 61, and the lower end of the base block 1 is provided with a second opening groove 11 for the rubber band 61. The arrangement of the second opening groove 11 can ensure that the rubber band 61 can firmly bind the bubble level meter 60 at a specified position.

The presence of the bubble level gauge 60 makes it possible to keep the base block 1 horizontally arranged while adjusting the height of the base block 1 by means of the support legs.

Example 9

Based on embodiment 1, as shown in fig. 1, the supporting leg includes a hexagonal bolt 71 and an angle iron 72, the cross section of the angle iron 72 is L-shaped, the upper portion of the angle iron 72 is fixedly connected with the lower portion of the base block 1, the lower portion of the angle iron 72 is provided with a third screw hole matched with the hexagonal bolt 71, a nut 73 matched with the hexagonal bolt 71 is arranged above the lower portion of the angle iron 72, and the hexagonal portion of the hexagonal bolt 71 faces downward.

The nut 73 is in threaded connection with the hexagon bolt 71, and the height of the base block 1 from the ground can be adjusted by rotating the hexagon bolt 71. The angle iron 72 is equivalent to a connecting piece, and is convenient to install.

In the embodiment, the system for measuring the inclined top inclination angle in the engineering building is simple in structure and convenient to install and use, measurement and calculation data can be obtained through angle adjustment of laser beams, and the value of the inclined top inclination angle is finally calculated; the device is convenient to operate, does not need to be operated on a roof, improves safety, and is particularly suitable for measuring the angle of the inclined roof of the building in a large place with higher height.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. Pitched roof inclination measurement system in engineering building is articulated laser pen subassembly, the supporting legs that are used for measuring laser pen subassembly turned angle, are used for adjusting the base block height that set up, its characterized in that including the base block that is the level setting, with the upper portion of base block: the laser pen components are provided with two groups, each laser pen component comprises a laser pen, a mounting groove for accommodating the laser pen and a connecting plate which is coaxially arranged with the mounting groove and integrally connected with the mounting groove, the tail part of the connecting plate is hinged with the upper part of the base block, and the head end of the connecting plate is provided with a hook part matched with the angle scale of the protractor; the backup plate is installed to the one end of base block, two bubble spirit levels are installed to the upper end of base block.

2. The system for measuring the inclined top inclination angle in the engineering construction according to claim 1, wherein: the mounting groove comprises an expansion section, a clamping section and a contraction section, the clamping section is arranged between the expansion section and the contraction section, the cross section of the inner periphery of the expansion section is sequentially reduced from the head end of the expansion section to the tail end of the expansion section, the tail end of the expansion section is connected with the head end of the clamping section into a whole, the cross section of the inner periphery of the contraction section is sequentially reduced from the head end of the contraction section to the tail end of the contraction section, and the head end of the contraction section is connected with the tail end of the clamping section into a whole; the tail end of the contraction section is fixedly connected with the tail end of the connecting plate.

3. The system for measuring the inclined top inclination angle in the engineering construction according to claim 2, wherein: the clamping section is characterized in that a clamping groove with a U-shaped cross section is sleeved outside the clamping section, an inner hexagonal stud is further arranged outside the clamping section, and a first screw hole matched with the inner hexagonal stud is formed in one side of the clamping groove.

4. The system for measuring the inclined top inclination angle in the engineering construction according to claim 3, wherein: the inner wall both sides of pressing from both sides tight section are provided with protruding muscle structure respectively, protruding muscle structure includes the wire that is parallel arrangement with the length direction who presss from both sides tight section, the inner wall fixed connection of wire and tight section of clamp, the outside parcel of wire has the rubber strip, the cross section of rubber strip is the U-shaped structure, the rubber strip splices with the inner wall that presss from both sides tight section.

5. The system for measuring the inclined top inclination angle in the engineering construction according to claim 1, wherein: the square pipe is embedded between the protractor and the upper part of the base block, the cross section of the periphery of the square pipe is square, a first square hole for accommodating the square pipe is formed in the upper part of the base block, the square pipe is fixedly connected with the upper part of the base block, and a second square hole matched with the square pipe is formed in the middle of the protractor; the utility model discloses a wall board, including even board, base block, the inner wall of side's pipe is provided with the screw that is the symmetry and sets up, be provided with two screws that are the symmetry between the afterbody of even board and the upper portion of base block, the inner wall of side's pipe be provided with screw assorted screw, the afterbody of even board be provided with screw assorted second screw.

6. The system for measuring the inclined top inclination angle in the engineering construction according to claim 5, wherein: and one side of the hook part is provided with a plane part which is arranged in parallel with the angle scale of the protractor.

7. The system for measuring the inclined top inclination angle in the engineering construction according to claim 1, wherein: a dovetail groove is formed in one end of the base block, the upper end of the dovetail groove extends to the upper end of the base block, and a space is formed between the lower end of the dovetail groove and the lower end of the base block; one side of the backup plate is provided with a dovetail-shaped convex block matched with the dovetail groove.

8. The system for measuring the inclined top inclination angle in the engineering construction according to claim 7, wherein: the backup plate is composed of a balance weight plate.

9. The system for measuring the inclined top inclination angle in the engineering construction according to claim 1, wherein: the upper end of base block is provided with the first open slot that is used for holding the bubble spirit level, the bubble spirit level is fixed through setting up the rubber band with the upper end of base block, the lower extreme of base block is provided with the second open slot that is used for the rubber band.

10. The system for measuring the inclined top inclination angle in the engineering construction according to claim 1, wherein: the supporting legs include hex bolts, angle bar, the cross section of angle bar is L shape, the upper portion of angle bar and the lower part fixed connection of base block, the lower part of angle bar be provided with hex bolts assorted third screw, the top of angle bar lower part be provided with hex bolts assorted nut, hex bolts's hexagonal portion sets up down.