CN115596950A - Measuring device for construction with adjustable light source angle - Google Patents

Abstract

The invention relates to the technical field of measuring devices. The invention discloses a measuring device for building construction with an adjustable light source angle. The back of the support column is fixedly connected with a support column, the other end of the support column is fixedly connected with a backing plate, the left and right sides of the movable plate are connected with a support rod through a rotating shaft, and the end of the support rod far away from the movable plate is fixedly connected with a mounting box. The lower part is provided with a laser rangefinder through the rotating adjustment assembly, and the front of the movable plate is provided with a retractable assembly for driving the support rod to rotate around the axis of rotation; The angle of the light source of the rangefinder is adjusted, and the angle of the wall corner is calculated through the distance and angle, so as to measure the longer wall and improve the accuracy of the measurement result.

Description

A measuring device for building construction with adjustable light source angle

technical field

The invention relates to the technical field of measuring devices, in particular to a measuring device for building construction with an adjustable light source angle.

Background technique

A building is a project that meets the needs of people's production, living, learning, and public activities. During the construction process of a building project, it is necessary to measure the corner angle of the masonry wall; the existing measurement method is generally measured by a protractor.

The protractor can draw angles, measure angles, draw vertical lines, parallel lines, measure inclination, verticality, and levelness. Corners have a wide range of uses for building construction.

When using a protractor to measure a high wall corner, you need to use external tools such as a ladder. When the user measures the angle, you need to stand on the ladder and place the protractor at a suitable height. In this measurement method, one person holds the protractor to measure and also needs to record the reading. , the operation is inconvenient, which brings great inconvenience to the user, and frequent climbing operations are often very unsafe, and there are certain safety hazards.

Contents of the invention

The technical problem to be solved by the present invention is to provide a measuring device for building construction with an adjustable light source angle, so as to solve the problem that when the existing protractor proposed in the above-mentioned background technology measures the corner of a wall, it is impossible to do it due to the leaning bars on both sides of the protractor. It is very long, when the wall at the corner is longer, the measurement result is not accurate enough.

In order to solve the above technical problems, the present invention provides the following technical solutions:

A measuring device for building construction with an adjustable light source angle, comprising a base, an up and down adjustment assembly is arranged above the base, a movable plate is arranged on the up and down adjustment assembly, a support column is fixedly connected to the back of the movable plate, and another support column is connected to the support column. One end is fixedly connected with the backing plate, the left and right sides of the movable plate are connected with the support rod through the rotating shaft, the end of the support rod far away from the movable plate is fixedly connected with the installation box, and the laser range finder is arranged under the installation box through the rotation adjustment component. The front of the movable plate is provided with a retractable assembly for driving the support rod to rotate around the rotating shaft.

Below is the further optimization of the present invention to above-mentioned technical scheme:

There is a cavity inside the base, a battery is installed inside the cavity, universal wheels are installed on the four corners of the lower surface of the base, a push rod is fixedly connected to the front side of the upper surface of the base, and a handrail is fixedly connected to the top of the push rod .

Further optimization: the up and down adjustment assembly includes a first motor and a first screw rod, the first motor is fixedly connected to the upper surface of the base, the bottom end of the first screw rod is fixedly connected to the output end of the first motor, and the first screw rod The top end of the movable plate passes through the movable plate and is rotatably connected with the first fixed plate through the bearing, and the first screw rod is threadedly connected with the movable plate.

Further optimization: first guide rods are provided on both sides of the first screw rod, the bottom end of the first guide rod is fixedly connected with the upper surface of the base, and the top end of the first guide rod penetrates the movable plate and is fixedly connected with the first fixed plate , the first guide rod is slidingly connected with the movable plate.

Further optimization: a V-shaped groove is provided on the side of the backing plate away from the support column, the angle of the V-shaped groove is an obtuse angle, the V-shaped groove and the laser range finder are located on the same plane, and the V-shaped groove and the laser range finder are both Highlight the back of the base.

Further optimization: the support rod is L-shaped, and a bubble detector is installed on the upper surface of the support rod.

Further optimization: the rotation adjustment assembly includes a rotating rod, a worm gear, a worm and a handle. The bottom end of the rotating rod penetrates the lower surface of the installation box and is fixedly connected with the laser rangefinder. The rotating rod is rotationally connected with the installation box through a bearing. The inside of the installation box is fixedly connected to the outer surface of the rotating rod. The worm is meshed with the worm gear. The end of the worm away from the worm wheel passes through the installation box and is fixedly connected with the handle.

Further optimization: the top end of the rotating rod extends to the upper surface of the installation box and is fixedly connected with a pointer, and the upper surface of the installation box is provided with a scale line corresponding to the pointer.

Further optimization: the retractable assembly includes a mounting plate, a second motor, a second screw and a movable rod, the mounting plate is fixedly connected to the front of the movable plate, the second motor is fixedly connected to the upper surface of the mounting plate, and the second screw rod The bottom end of the second motor is fixedly connected with the output end of the second motor, the top of the second screw rod runs through the movable rod and is connected with the second fixed plate through the bearing rotation, the second screw rod is threadedly connected with the movable rod, and the left and right sides of the movable rod are The guide rod is rotatably connected with the pin shaft, and the end of the guide rod away from the movable rod is rotatably connected with the support rod through the pin shaft.

Further optimization: the left and right sides of the second screw rod are provided with a second guide rod, the bottom end of the second guide rod is fixedly connected with the mounting plate, and the top end of the second guide rod passes through the movable rod and is fixed with the second fixed plate connected, the second guide rod is slidably connected with the movable rod.

The present invention adopts the above-mentioned technical scheme, and has the following beneficial effects:

1. The measuring device for building construction with an adjustable light source angle drives the second screw to rotate through the second motor. During the rotation, the second screw can drive the movable rod to move downward along the second guide rod. The movable rod In the process of moving, the guide rod drives the support rod to rotate around the rotating shaft until the support rod is in a horizontal state by observing the bubble detector, so as to facilitate measurement, and it is rotated to a vertical state when not in use, thereby reducing the device's The volume makes it easy to use through tight spaces.

2. The measurement device for building construction with adjustable light source angle drives the first screw to rotate through the first motor. During the rotation, the first screw can drive the movable plate to move upward along the first guide rod. During the moving process, the support rod and the laser range finder can be moved to the height to be measured, so as to measure the corners of different heights.

3. The measuring device for building construction with adjustable light source angle emits a beam of light through the laser range finder to irradiate the wall at the corner, and then turns the handle to drive the worm to rotate. During the rotation, the worm cooperates with the worm wheel to drive the rotating rod Rotate, the rotating rod can drive the laser rangefinder and the pointer to rotate during the rotation until the laser rangefinder calculates the distance from the far end of the wall, and at the same time observe the position of the pointer at the scale line to obtain the rotation of the laser rangefinder , so as to adjust the light source angle of the laser rangefinder. Since the distance between the laser rangefinder and the corner is fixed, and a triangle is formed between the laser rangefinder, the corner and the far end of the wall, the laser rangefinder at this time After measuring the walls on both sides, the angle of the wall corner can be calculated through the distance and angle, so that longer walls can be measured and the accuracy of the measurement results can be improved.

The present invention will be further described below in conjunction with the accompanying drawings and embodiments.

Description of drawings

Fig. 1 is the overall structure schematic diagram of embodiment 1 of the present invention;

2 is a perspective view of the overall structure in Embodiment 1 of the present invention;

Fig. 3 is a partial enlarged view of 1 at A in Fig. 1;

Fig. 4 is the front view of the overall structure in Embodiment 1 of the present invention;

Fig. 5 is the structural representation when measuring in embodiment 1 of the present invention;

6 is a perspective view of a support rod in Embodiment 1 of the present invention;

7 is a schematic diagram of the internal structure of the installation box in Embodiment 1 of the present invention;

Fig. 8 is a schematic structural diagram of the rotation adjustment assembly in Embodiment 2 of the present invention.

In the figure: 1-base; 2-up and down adjustment components; 3-movable plate; 4-support column; 5-rear plate; 6-rotating shaft; 7-support rod; Laser rangefinder; 11-retractable components; 101-cavity; 102-battery; 103-universal wheel; 104-push rod; 105-handrail; The first fixed plate; 204-the first guide rod; 501-V-shaped groove; 701-bubble detector; 901-rotating rod; 902-worm wheel; 1101-mounting plate; 1102-the second motor; 1103-the second screw mandrel; 1104-movable rod; 1105-the second fixed plate; 1106-guiding rod;

detailed description

Embodiment 1: As shown in Figure 1-7, a measuring device for building construction with an adjustable light source angle, including a base 1, an up and down adjustment assembly 2 is arranged above the base 1, and a movable plate 3 is arranged on the up and down adjustment assembly 2 , the back side of movable plate 3 is fixedly connected with supporting column 4, and the other end of supporting column 4 is fixedly connected with backing plate 5, and the left and right sides of movable plate 3 are all connected with supporting rod 7 by rotating shaft 6, and supporting rod 7 is away from movable plate One end of 3 is fixedly connected with installation box 8, and the bottom of installation box 8 is provided with laser range finder 10 through rotation adjustment assembly 9, and the front of movable plate 3 is provided with retractable assembly 11, and retractable assembly 11 is used to drive support bar 7 Rotate around axis 6.

The laser range finder 10 is an existing technology, and can be directly purchased from the market. The laser range finder 10 performs distance measurement through the emitted light source.

The inside of the base 1 is provided with a cavity 101, the inside of the cavity 101 is equipped with a storage battery 102, the four corners of the lower surface of the base 1 are equipped with universal wheels 103, and the front side of the upper surface of the base 1 is fixedly connected with a push rod 104. The top of 104 is fixedly connected with handrail 105.

Designed in this way, it is convenient to push the armrest 105 to move the device to the corner that needs to be measured, and the storage battery 102 provides power for it, which is more convenient to use.

The up and down adjustment assembly 2 includes a first motor 201 and a first screw 202. The first motor 201 is fixedly connected to the upper surface of the base 1. The bottom end of the first screw 202 is fixedly connected to the output end of the first motor 201. The first The top end of the screw rod 202 runs through the movable plate 3 and is rotatably connected to the first fixed plate 203 through a bearing, and the first screw rod 202 is screwed to the movable plate 3 .

Design in this way, open the first motor 201 to drive the first screw mandrel 202 to rotate, because the first screw mandrel 202 is screwed with the movable plate 3, now the first screw mandrel 202 can drive the movable plate 3 along the first screw rod 202 in the process of rotation. The guide rod 204 moves upward, and the movable plate 3 can move the support rod 7 and the laser distance meter 10 to the height to be measured during the movement, so as to measure wall corners of different heights.

The left and right sides of the first screw mandrel 202 are all provided with the first guide rod 204, and the bottom of the first guide rod 204 is fixedly connected with the upper surface of the base 1, and the top of the first guide rod 204 runs through the movable plate 3 and connects with the first guide rod 204. The fixed plate 203 is fixedly connected, and the first guide rod 204 is slidably connected with the movable plate 3 .

This design makes the movement of the movable plate 3 more stable and prevents the movable plate 3 from following the rotation of the first screw rod 202 .

There is a V-shaped groove 501 on the side of the backing plate 5 away from the support column 4 , and the V-shaped groove 501 on the backing plate 5 contacts the corner of the wall during use.

The angle of the V-shaped groove 501 is an obtuse angle, the V-shaped groove 501 and the laser range finder 10 are located on the same plane, and both the V-shaped groove 501 and the laser range finder 10 protrude from the back of the base 1 .

Designed in this way, the V-shaped groove 501 is in contact with the wall corner, and the measurement base point of the laser range finder 10 is the central axis of the rotating rod 901, so that a triangular measurement area is formed between the laser range finder 10, the wall corner and the far end of the wall.

The support rod 7 is L-shaped, and an air bubble detector 701 is installed on the upper surface of the support rod 7 .

With this design, the air bubble detector 701 is convenient to observe that the support rod 7 is in a horizontal state, which improves the accuracy of the detection result.

The rotation adjustment assembly 9 includes a rotating rod 901, a worm wheel 902, a worm screw 903 and a handle 904. The bottom end of the rotating rod 901 penetrates the lower surface of the installation box 8 and is fixedly connected with the laser range finder 10. The rotating rod 901 is connected to the installation box 8 through a bearing. In rotational connection, the worm wheel 902 is located inside the installation box 8 and is fixedly connected to the outer surface of the rotating rod 901 , and the worm wheel 903 is engaged with the worm wheel 902 .

The end of the worm 903 away from the worm wheel 902 passes through the installation box 8 and is fixedly connected with the handle 904 , and the worm 903 is rotatably connected with the installation box 8 through a bearing.

Designed in this way, turning the handle 904 drives the worm screw 903 to rotate, and the worm screw 903 cooperates with the worm wheel 902 to drive the rotating rod 901 to rotate during the rotation process, and the rotating rod 901 can drive the laser rangefinder 10 and the pointer 905 to rotate during the rotation process, and at the same time The worm wheel 902 and the worm screw 903 can realize self-locking, so as to avoid the automatic rotation of the rotating rod 901 .

The retractable assembly 11 includes a mounting plate 1101, a second motor 1102, a second screw mandrel 1103 and a movable rod 1104. The mounting plate 1101 is fixedly connected to the front of the movable plate 3, and the second motor 1102 is fixedly connected to the upper surface of the mounting plate 1101. The bottom end of the second screw rod 1103 is fixedly connected with the output end of the second motor 1102 .

The top end of the second threaded rod 1103 passes through the movable rod 1104 and is rotatably connected to the second fixed plate 1105 through a bearing. The second threaded rod 1103 is screwed to the movable rod 1104 .

The left and right sides of the movable rod 1104 are rotatably connected with the guide rod 1106 through the pin shaft, and the end of the guide rod 1106 away from the movable rod 1104 is rotatably connected with the support rod 7 through the pin shaft.

Design in this way, open the second motor 1102 to drive the second screw mandrel 1103 to rotate, because the second screw mandrel 1103 is threadedly connected with the movable rod 1104, now the second screw mandrel 1103 can drive the movable rod 1104 along the second screw rod 1104 in the process of rotation. The guide rod 1107 moves downward, and the movable rod 1104 drives the support rod 7 to rotate around the rotating shaft 6 through the guide rod 1106 during the moving process until the support rod 7 is in a horizontal state.

Rotating to an upright position when not in use reduces the unit's size and facilitates its use through tight spaces.

Please refer to Fig. 6 and Fig. 7, in order to visually view the angle of rotation of the laser rangefinder 10, the top of the rotating rod 901 can be extended to the upper surface of the installation box 8 and fixedly connected with a pointer 905, the upper surface of the installation box 8 The surface is provided with a scale line 906 corresponding to the pointer 905 .

Designed in this way, the rotating rod 901 can drive the laser rangefinder 10 and the pointer 905 to rotate during the rotation until the laser rangefinder 10 calculates the distance from the far end of the wall, and at the same time observe the position of the pointer 905 at the scale line 906 The rotation angle of the laser range finder 10 is obtained, so that the angle of the light source of the laser range finder 10 is adjusted.

1 and 3, in order to make the movement of the movable rod 1104 more stable and prevent the movable rod 1104 from rotating with the second screw rod 1103, the left and right sides of the second screw rod 1103 are provided with second guide rods 1107, The bottom end of the second guide rod 1107 is fixedly connected with the mounting plate 1101 , the top end of the second guide rod 1107 passes through the movable rod 1104 and is fixedly connected with the second fixed plate 1105 , and the second guide rod 1107 is slidably connected with the movable rod 1104 .

Designed in this way, the second guide rod 1107 guides the movement of the movable rod 1104 so that it can only move up and down along the second guide rod 1107 .

The working principle of the present invention is: push handrail 105 to make this device move to the corner place that needs to measure during use, then turn on second motor 1102 to drive second screw mandrel 1103 to rotate, because second screw mandrel 1103 is threadedly connected with movable rod 1104, At this time, the second screw mandrel 1103 can drive the movable rod 1104 to move down along the second guide rod 1107 during the rotation process, and the movable rod 1104 drives the support rod 7 to rotate around the rotating shaft 6 through the guide rod 1106 in the process of moving until Observe the bubble detector 701 so that the support rod 7 is in a horizontal state.

Then open the first motor 201 to drive the first screw mandrel 202 to rotate, because the first screw mandrel 202 is screwed with the movable plate 3, now the first screw mandrel 202 can drive the movable plate 3 along the first guide rod in the process of rotation 204 moves upwards, and the movable plate 3 can move the support rod 7 and the laser range finder 10 to the height to be measured during the moving process.

Then continue to push the device to move so that the V-shaped groove 501 on the backing plate 5 contacts the corner, then lock the universal wheel 103 to prevent the device from moving, and then turn on the laser rangefinder 10 to emit a beam of light to the wall at the corner .

Then turn the handle 904 to drive the worm 903 to rotate. The worm 903 cooperates with the worm wheel 902 to drive the rotating rod 901 to rotate. The rangefinder 10 calculates the distance from the far end of the wall, and at the same time observes the position of the pointer 905 at the scale line 906 to obtain the rotation angle of the laser rangefinder 10 .

Because the distance between the laser rangefinder 10 and the corner is fixed, and a triangle is formed between the laser rangefinder 10, the corner and the far end of the wall, the laser rangefinder 10 passes the distance and angle after measuring the walls on both sides. The angle of the wall corner can be calculated, so that the longer wall can be measured, and the accuracy of the measurement result can be improved.

Embodiment 2, as shown in FIG. 8, in this embodiment 2, the rotation adjustment assembly 9 can also adopt the structure shown in FIG. The bottom end of the rod 901 runs through the lower surface of the installation box 8 and is fixedly connected with the laser range finder 10. The rotating rod 901 is connected to the installation box 8 through a bearing. On the outer surface, the worm 903 is engaged with the worm wheel 902 .

The end of the worm 903 away from the worm wheel 902 passes through the installation box 8 and is connected to the power output end of the micro motor 907 in transmission.

The worm 903 is rotationally connected with the installation box 8 through a bearing, and the micro motor 907 is fixedly installed on the installation box 8 .

Designed in this way, the output power of the micro-motor 907 drives the worm screw 903 to rotate, and the worm screw 903 cooperates with the worm wheel 902 to drive the rotating rod 901 to rotate during the rotation process, and the rotating rod 901 can drive the laser range finder 10 and the pointer 905 to rotate during the rotation process At the same time, the worm wheel 902 and the worm screw 903 can realize self-locking, so as to avoid the automatic rotation of the rotating rod 901 .

It can be understood that the present invention is described through some embodiments, and those skilled in the art know that various changes or equivalent substitutions can be made to these features and embodiments without departing from the spirit and scope of the present invention. In addition, the features and embodiments may be modified to adapt a particular situation and material to the teachings of the invention without departing from the spirit and scope of the invention. Therefore, the present invention is not limited by the specific embodiments disclosed here, and all embodiments falling within the scope of the claims of the present application belong to the protection scope of the present invention.

Claims (10)

1. A measuring device for building construction with an adjustable light source angle, comprising a base (1), characterized in that: an up and down adjustment assembly (2) is arranged above the base (1), and an up and down adjustment assembly (2) is arranged on There is a movable plate (3), the back of the movable plate (3) is fixedly connected with a support column (4), the other end of the support column (4) is fixedly connected with a backing plate (5), and the left and right sides of the movable plate (3) are The support rod (7) is connected with the rotating shaft (6), and the end of the support rod (7) away from the movable plate (3) is fixedly connected with the installation box (8), and the lower part of the installation box (8) is adjusted by rotating the assembly (9) A laser range finder (10) is provided, and a retractable component (11) for driving the support rod (7) to rotate around the rotation axis (6) is provided on the front of the movable plate (3). 2. A measuring device for building construction with an adjustable light source angle according to claim 1, characterized in that: a cavity (101) is opened inside the base (1), and the cavity (101) is installed inside Accumulator (102) is arranged, universal wheels (103) are installed on the four corners of the lower surface of the base (1), the front side of the upper surface of the base (1) is fixedly connected with a push rod (104), and the top of the push rod (104) is fixed A handrail (105) is connected. 3. A measuring device for building construction with an adjustable light source angle according to claim 2, characterized in that: the up and down adjustment assembly (2) includes a first motor (201) and a first screw rod (202), The first motor (201) is fixedly connected to the upper surface of the base (1), the bottom end of the first screw rod (202) is fixedly connected to the output end of the first motor (201), and the top end of the first screw rod (202) runs through The movable plate (3) is rotatably connected with a first fixed plate (203) through a bearing, and the first screw rod (202) is threadedly connected with the movable plate (3). 4. A measuring device for building construction with an adjustable light source angle according to claim 3, characterized in that first guide rods (204) are provided on both sides of the first screw rod (202), and the first guide rods (204) The bottom end of the rod (204) is fixedly connected with the upper surface of the base (1), the top end of the first guide rod (204) runs through the movable plate (3) and is fixedly connected with the first fixed plate (203), the first guide rod ( 204) is slidingly connected with the movable plate (3). 5. A measuring device for building construction with adjustable light source angle according to claim 4, characterized in that a V-shaped groove (501) is opened on the side of the backing plate (5) away from the support column (4) , the angle of the V-shaped groove (501) is an obtuse angle, the V-shaped groove (501) and the laser range finder (10) are located on the same plane, and both the V-shaped groove (501) and the laser range finder (10) protrude from the base (1) the back of. 6. A measuring device for building construction with an adjustable light source angle according to claim 5, characterized in that: the support rod (7) is L-shaped, and an air bubble detector is installed on the upper surface of the support rod (7) (701). 7. The measuring device for building construction with adjustable light source angle according to claim 6, characterized in that: the rotation adjustment assembly (9) includes a rotation rod (901), a worm wheel (902), a worm (903) And the handle (904), the bottom end of the rotating rod (901) penetrates the lower surface of the installation box (8) and is fixedly connected with the laser rangefinder (10), and the rotating rod (901) is rotationally connected with the installation box (8) through a bearing , the worm wheel (902) is located inside the installation box (8) and fixedly connected to the outer surface of the rotating rod (901), the worm (903) is meshed with the worm wheel (902), and the end of the worm (903) away from the worm wheel (902) runs through The installation box (8) is fixedly connected with the handle (904), and the worm (903) is rotationally connected with the installation box (8) through a bearing. 8. The measuring device for building construction with adjustable light source angle according to claim 7, characterized in that: the top end of the rotating rod (901) extends to the upper surface of the installation box (8) and is fixedly connected with a pointer (905), the upper surface of the installation box (8) is provided with a scale line (906) corresponding to the pointer (905). 9. The measuring device for building construction with adjustable light source angle according to claim 8, characterized in that: the retractable component (11) includes a mounting plate (1101), a second motor (1102), a second The screw mandrel (1103) and the movable rod (1104), the mounting plate (1101) is fixedly connected to the front of the movable plate (3), the second motor (1102) is fixedly connected to the upper surface of the mounting plate (1101), and the second screw rod The bottom end of (1103) is fixedly connected with the output end of the second motor (1102), and the top end of the second screw rod (1103) passes through the movable rod (1104) and is connected with the second fixed plate (1105) through bearing rotation, the second The screw rod (1103) is threadedly connected with the movable rod (1104), and the left and right sides of the movable rod (1104) are connected with the guide rod (1106) through the rotation of the pin shaft, and the end of the guide rod (1106) away from the movable rod (1104) passes through The pin shaft is rotatably connected with the support rod (7). 10. The measuring device for building construction with adjustable light source angle according to claim 9, characterized in that: the left and right sides of the second screw rod (1103) are provided with second guide rods (1107), The bottom end of the second guide rod (1107) is fixedly connected with the mounting plate (1101), the top end of the second guide rod (1107) passes through the movable rod (1104) and is fixedly connected with the second fixed plate (1105), the second guide rod (1107) is slidingly connected with the movable rod (1104).

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