CN217930149U - Plane measuring instrument for building - Google Patents

Abstract

The application discloses a plane measuring instrument for buildings, which relates to the field of measuring tools and comprises two measuring tubes and a support, wherein the measuring tubes are provided with inner cavities for accommodating liquid, the outer surfaces of the measuring tubes are provided with scale marks, a soft hollow tube is communicated between the inner cavities of the two measuring tubes, the support comprises a base and a supporting rod, and the supporting rod is arranged on the base along the vertical direction; the support also comprises a vertical rod and two horizontal tables, the axis of the vertical rod is rotatably arranged on the support rod along the vertical direction, the two horizontal tables are arranged on the vertical rod along the length direction of the vertical rod in a staggered manner, and the vertical rod is fixedly provided with a balancing weight on the other side of the horizontal table; the horizontal table is provided with a mounting hole, and the measuring tube is inserted in the mounting hole along the vertical direction. This application can not use the manual work to hold the survey buret when measuring through the setting of support, has promoted measuring speed and convenience.

Description

Plane measuring instrument for building

Technical Field

The application relates to the field of measuring tools, in particular to a plane measuring instrument for buildings.

Background

In the building engineering, each process basically has certain requirements on the flatness of a plane, and the process of measuring the flatness is also a process which cannot be avoided; there are many methods for measuring flatness in the current market, including a flat crystal interference method, a surface measuring method, a liquid plane method, a light beam plane method and a laser flatness measuring instrument.

The liquid level method is widely applied due to low cost, simple operation and many applicable occasions, and the principle is as follows: because the liquid surface is always kept horizontal, the flatness of the measuring surface is measured by taking the liquid surface as a reference plane, and a communicating vessel method is derived on the basis of the liquid plane method. The communicating vessel method can also directly measure the specific height difference between the measuring point and the reference point on the basis of measuring the plane inclination angle; however, the height difference measured by the communicating vessel method is the height difference of the intersection point of the liquid level and the measuring surface in the vertical direction, and is not the height difference of the contact point of the measuring tube and the measuring surface, so that the measuring accuracy is improved, the measuring tube needs to be kept vertical to the horizontal plane in the measuring process, and the measuring tube needs to be manually held by hands in the measuring process, so that the measuring tube is kept vertical.

To above-mentioned correlation technique, the inventor thinks owing to hold the buret through the manual work, need the artifical buret of constantly adjusting, make the buret be in vertical state, influence measuring speed, simultaneously at this in-process, operating personnel can only observe through the range estimation whether the buret is in vertical state, and through the easy measuring error that appears of artifical range estimation, influence measuring accuracy.

SUMMERY OF THE UTILITY MODEL

In order to make the measuring plane that the linker method can be more convenient accurate, this application provides a plane measuring apparatu for building.

The application provides a plane measuring instrument for building. The following technical scheme is adopted:

the utility model provides a plane measuring instrument for building, includes two survey burets and support, survey buret and set up inner chamber and surface that supply liquid to hold and have the scale mark, two survey the intercommunication and have soft hollow tube, its characterized in that between the buret inner chamber: the support comprises a base and a supporting rod, and the supporting rod is arranged on the base along the vertical direction; the support also comprises a vertical rod and two horizontal tables, the axis of the vertical rod is rotatably arranged on the support rod along the vertical direction, the two horizontal tables are arranged on the vertical rod along the length direction of the vertical rod in a staggered manner, and the vertical rod is fixedly provided with a balancing weight at the other side of the horizontal table; the horizontal table is provided with a mounting hole, and the measuring tube is inserted in the mounting hole along the vertical direction.

Through adopting above-mentioned technical scheme, two survey burets and soft hollow tube have formed the linker. When measuring, place a survey buret in the benchmark, place another survey buret in the measurement point, can obtain the difference in height between two points through observing the scale difference on surveying the buret, and the setting of the pole that hangs down on the support, because the hammer stem can the free rotation, place the support back on the measuring plane, the hammer stem is flagging naturally because of the dead weight, and survey the buret and install on the horizontal stand of the pole that hangs down, thereby enable to survey the buret and keep vertical state throughout, then need not to survey the buret through artifical adjustment and range estimation, promote measuring speed and convenience.

Optionally, one end of the vertical rod, which is far away from the supporting rod, is provided with a gyroscope.

Through adopting above-mentioned technical scheme, installed a gyroscope additional on the pole that hangs down, can be when the measuring apparatu bulk movement, the pole that hangs down remains vertical state throughout.

Optionally, the supporting rod is rotatably connected with a containing roller for containing the soft hollow pipe.

Through adopting above-mentioned technical scheme, when need not use equipment, rotate and accomodate the roller and can accomodate soft hollow tube in accomodating the roller.

Optionally, a measuring tape is arranged on one of the support rods, and the telescopic end of the measuring tape is used for being hung on the other support rod.

By adopting the technical scheme, the linear distance between the measuring point and the reference point can be obtained in real time by observing the scale of the tape measure.

Optionally, a water drain valve is arranged in the middle section of the soft hollow pipe.

Through adopting above-mentioned technical scheme, when not using the measuring apparatu, open the waterproof valve, the water that will survey in the buret that can be more convenient is put out convenient storage.

Optionally, the base is rotatably provided with a roller, and the lower end of the positioning device is rotatably provided with a pulley.

By adopting the technical scheme, the whole measuring instrument is convenient to move.

Optionally, the support bar is provided with a handle.

Through adopting above-mentioned technical scheme, can use the handle when needing removal measuring apparatu, the convenient removal.

To sum up, the application comprises the following beneficial technical effects:

1. the measuring tube can be held without manpower during measurement by arranging the support, so that the measuring speed and convenience are improved;

2. the distance between the measuring point and the reference point can be acquired in real time through the arrangement of the measuring tape;

3. this application is through the setting of accomodating the roller, when accomodating the measuring apparatu, can make during soft hollow tube smooth and easy, clean and tidy income accomodates the roller.

Drawings

Fig. 1 is a schematic overall structure diagram of a plane measuring instrument for construction according to an embodiment of the present application;

FIG. 2 is a front view of the plane gauge;

fig. 3 is a structural view of the receiving roller.

Description of reference numerals:

1. a measurement tube; 11. an inner cavity; 12. a soft hollow tube; 2. a support; 21. a base; 22. a support bar; 31. a drop bar; 32. a horizontal table; 33. a counterweight block; 4. a gyroscope; 41. a turntable; 42. A hanging basket; 43. a servo motor; 5. a receiving roller; 51. a fixed seat; 52. a splint; 53. a rotating shaft; 54. a tape measure; 55. a water drain valve; 56. a horizontal calibration device; 57. a handle; 58. a pulley; 59. 60, limit nut.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The embodiment of the application discloses plane measuring instrument for building.

Referring to fig. 1 and 2, the plane measuring instrument comprises two measuring tubes 1 and two supports 2, wherein the two measuring tubes 1 are provided with inner cavities 11 for containing liquid, a soft hollow tube 12 is communicated between the two inner cavities 11, and the middle section of the soft hollow tube 12 is screwed into a water drain valve 55 through threads; support 2 includes base 21 and bracing piece 22, still rotates on the bracing piece 22 and installs pole 31 that hangs down, and pole 31 axis of rotation that hangs down sets up along the level, and the pole 31 surface that hangs down is equipped with the screw thread, and the crisscross screw thread fixed mounting of pole 31 length direction that hangs down has two horizontal platforms 32 on one side of pole 31 that hangs down, and two horizontal platforms 32 have all been seted up and have been supplied to survey buret 1 male mounting hole, and the mounting hole diameter is the same with surveying buret 1 external diameter.

In order to reduce the effect of external force on the drop rod, a gyroscope 4 is installed below the drop rod 31, the gyroscope 4 comprises a rotary disc 41, a hanging basket 42 and a servo motor 43, the rotary disc 41 is fixedly connected with a central shaft in a key mode, a bearing is installed at one end of the central shaft and coaxially inserted and installed at the lower end of the drop rod 31, the other end of the central shaft is coaxially and fixedly installed on the servo motor 43 in a key mode, the hanging basket 42 is fixedly installed at the lower end of the drop rod 31 through threads, and the servo motor 43 is fixedly installed on the hanging basket 42.

A balancing weight 33 is fixedly arranged on the other side of the horizontal platform 32 through threads in order to enable the gravity center of the whole of the vertical rod 31, the horizontal platform 32 and the gyroscope 4 to fall on the axis of the vertical rod 31 on the vertical rod 31; the weight 33 allows the center of gravity of the whole of the vertical rod 31, the horizontal table 32 and the gyroscope 4 to fall on the axis of the vertical rod 31.

In order to prevent the horizontal table 32 and the weight block 33 from moving in the longitudinal direction of the hanging rod 31 due to rotation around the axis of the hanging rod 31, a limit nut 60 is screwed on the hanging rod 31 below the horizontal table 32 and the weight block 33 in the longitudinal direction of the hanging rod 31, and the upper surface of the limit nut 60 is abutted against the lower surfaces of the horizontal table 32 and the weight block.

In order to obtain the distance between the measuring reference point and the measured point in real time, a measuring tape 54 is fixedly mounted on one of the support rods 22 through screws, and the telescopic end of the measuring tape 54 is used for being hung on the other support rod 22.

In order to ensure that the measuring tube is in a vertical state during measurement, a horizontal calibration device 56 is fixedly mounted on the horizontal table 32 through screws, in the embodiment, the horizontal calibration device 56 comprises a semi-sphere, the sphere contains liquid and bubbles, a standard line for aligning the bubbles is carved on the surface of the sphere, and whether the horizontal table 32 is horizontal at the moment is known through observing whether the lower surface of the bubbles is parallel to the standard line.

For the convenience of the overall movement of the measuring instrument, a handle 57 is arranged on the supporting rod 22, a roller 59 is rotatably connected to the base 21, and a pulley 58 is rotatably connected to the lower end of the measuring tube.

Referring to fig. 3, in order to store the soft hollow tube 12 when the measuring instrument is not used, the supporting rod 22 is provided with a storage roller 5 for storing the soft hollow tube 12, and the storage roller 5 includes a fixing base 51, a clamping plate 52, and a rotating shaft 53, wherein the fixing base 51 is fixed on the supporting rod 2 by abutting against the supporting rod 2 through a fixing bolt, the rotating shaft 53 is inserted into the fixing base 51 through a bearing, and the clamping plate 52 is oppositely installed on both sides of the rotating shaft 53.

The implementation principle of the plane measuring instrument in the embodiment of the application is as follows: placing one measuring tube 1 on a measuring reference point, placing the other measuring tube 1 on a measured point, observing the horizontal calibration device 56 to ensure that the vertical rod 31 is in a vertical state, and observing the positions of the scale lines and the liquid level on the two measuring tubes 1 to obtain the height difference of the two points; the arrangement of the bracket 2 can ensure that the measuring tube 1 is kept in a vertical state, the measuring accuracy is ensured, the gyroscope 4 arranged on the vertical rod 31 can reduce the interference of external force on the vertical rod 31, and meanwhile, the measuring instrument can measure when moving; when the distance between the measured point and the reference point needs to be acquired, the measuring tape 54 is drawn out, and the distance between the two points can be acquired in real time by hanging the telescopic end on the measuring reference point; when the measuring instrument is not required to be used, the rotating shaft 53 of the accommodating roller 5 is rotated to accommodate the soft hollow tube 12 in the accommodating roller 5, thereby saving space.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. The utility model provides a plane measuring instrument for building, includes two survey burets (1) and support (2), survey buret (1) and seted up inner chamber (11) that supply liquid to hold, just survey buret (1) surface and be equipped with scale mark, two the intercommunication has soft hollow tube (12), its characterized in that between survey buret (1) inner chamber (11): the support (2) comprises a base (21) and a support rod (22), and the support rod (22) is installed on the base (21) in the vertical direction; the support (2) further comprises a vertical rod (31) and two horizontal tables (32), the axis of the vertical rod (31) is rotatably installed on the support rod (22) along the vertical direction, the two horizontal tables (32) are installed on the vertical rod (31) along the length direction of the vertical rod (31) in a staggered mode, and a balancing weight (33) enabling the vertical rod (31) to be kept in a vertical state is fixedly installed on the other side of the vertical rod (31) on the horizontal table (32); the horizontal table (32) is provided with a mounting hole, and the measuring tube (1) is inserted in the mounting hole along the vertical direction.

2. The plane measuring instrument for construction as claimed in claim 1, wherein: and a gyroscope (4) is arranged at one end of the vertical rod (31) far away from the supporting rod (22).

3. A construction level gauge according to claim 1, wherein: the supporting rod (22) is rotatably connected with a containing roller (5) used for containing the soft hollow tube (12).

4. A construction level gauge according to claim 1, wherein: one of the support rods (22) is provided with a measuring tape (54), and the telescopic end of the measuring tape (54) is used for being hung on the other support rod (22).

5. A construction level gauge according to claim 1, wherein: a water drain valve (55) is arranged on the soft hollow pipe (12).

6. A construction level gauge according to claim 1, wherein: and a horizontal calibration device (56) is fixedly arranged on the horizontal table (32).

7. The plane measuring instrument for construction as claimed in claim 1, wherein: the base (21) is rotatably provided with a roller (59), and the lower end of the measuring pipe (1) is rotatably provided with a pulley (58).

8. The plane measuring instrument for construction as claimed in claim 1, wherein: the support rod (22) is provided with a handle (57).

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