阅读说明：本技术 一种手持式多功能激光测量仪器 (Handheld multifunctional laser measuring instrument ) 是由 马艾娜 于 2021-08-31 设计创作，主要内容包括：本发明公开了一种手持式多功能激光测量仪器,具体施工工程测量技术领域,其技术方案是：包括多功能激光测量仪器本体,所述多功能激光测量仪器本体一端设有第一激光测量仪,所述多功能激光测量仪器本体顶部设有第二激光测量仪,所述第二激光测量仪一侧安装有第一驱动装置,所述多功能激光测量仪器本体一侧设有第三激光测量仪,所述第三激光测量仪顶部安装有第二驱动装置,所述多功能激光测量仪器本体顶部安装有第一水平装置,本发明具有功能多样,方便快速测量物体的长度、宽度和面积,提高测量和工作效率,辅助调整和方便调整至水平状态进行测量,提高测量数据的精确性的优点。(The invention discloses a hand-held multifunctional laser measuring instrument, which belongs to the technical field of construction engineering measurement and adopts the technical scheme that: the multifunctional laser measuring instrument comprises a multifunctional laser measuring instrument body, wherein a first laser measuring instrument is arranged at one end of the multifunctional laser measuring instrument body, a second laser measuring instrument is arranged at the top of the multifunctional laser measuring instrument body, a first driving device is installed at one side of the second laser measuring instrument body, a third laser measuring instrument is arranged at one side of the multifunctional laser measuring instrument body, a second driving device is installed at the top of the third laser measuring instrument body, and a first horizontal device is installed at the top of the multifunctional laser measuring instrument body.)

1. A hand-held multifunctional laser measuring instrument comprising a multifunctional laser measuring instrument body (100), characterized in that: a first laser measuring instrument (110) is arranged at one end of the multifunctional laser measuring instrument body (100), a second laser measuring instrument (140) is arranged at the top of the multifunctional laser measuring instrument body (100), a first driving device (150) is installed at one side of the second laser measuring instrument (140), a third laser measuring instrument (160) is arranged at one side of the multifunctional laser measuring instrument body (100), a second driving device (170) is installed at the top of the third laser measuring instrument (160), a first horizontal device (180) is installed at the top of the multifunctional laser measuring instrument body (100), a second horizontal device (190) is installed at the top of the third laser measuring instrument (160), and an auxiliary laser I (200) and an auxiliary laser II (210) are installed at one end of the multifunctional laser measuring instrument body (100);

an infrared emitter (141) is installed on the inner wall of one side of the third laser measuring instrument (160), and the bottom of the third laser measuring instrument (160) is fixedly connected with an infrared reflected light receiver (142);

the multifunctional laser measuring instrument comprises a multifunctional laser measuring instrument body (100), wherein a side guard plate group (101) is fixedly connected to the outer surface of the multifunctional laser measuring instrument body (100), a slot (103) is formed in the bottom of the side guard plate group (101), a control center (104) is installed at the top of the multifunctional laser measuring instrument body (100), one end of the multifunctional laser measuring instrument body (100) is fixedly connected with an electric regulator (120), and a display screen (105) is installed at the top of the electric regulator (120);

the multifunctional laser measuring instrument comprises a multifunctional laser measuring instrument body (100), wherein the top of the multifunctional laser measuring instrument body (100) is fixedly connected with a side guard plate group (101), the inner wall of the side guard plate group (101) is sleeved with a rotating shaft (161), a first gear (162) is installed at the top end of the rotating shaft (161), the top of the first gear (162) is fixedly connected with a driving shaft (163), the driving shaft (163) is fixedly connected with the output end of an angle monitor (164), one side of the first gear (162) is meshed with a second gear (165), the top of the second gear (165) is fixedly connected with the output end of a stepping motor (166), and bases (167) are installed at the bottoms of the stepping motor (166) and the angle monitor (164);

the bottom of the electric regulator (120) is provided with a vibration sense auxiliary handle (130), the inner wall of one side of the vibration sense auxiliary handle (130) is fixedly connected with a first motor (131), and the output end of the first motor (131) is provided with an eccentric wheel (132);

the top of the first horizontal device (180) is provided with a glass cover (181), one side of the first horizontal device (180) is fixedly connected with a side plate (182), one side of the side plate (182) is provided with a cross beam (183), the bottom of the cross beam (183) is fixedly connected with a bubble detector (184), and the inner wall of the glass cover (181) is provided with bubbles (185);

bearing (201) are installed to multi-functional laser measuring instrument body (100) one end, bearing (201) one side fixed connection assists laser one (200), blue laser appearance (202) are installed at supplementary laser one (200) top, supplementary laser one (200) one side fixed connection motor two (203), speculum (204) are installed to motor two (203) output, supplementary laser one (200) bottom fixed connection balancing weight (205).

2. A hand-held multifunctional laser measuring instrument according to claim 1, characterized in that: the number of the side guard plate groups (101) is two, and the two side guard plate groups (101) are respectively arranged on the top and the side of the multifunctional laser measuring instrument body (100).

3. A hand-held multifunctional laser measuring instrument according to claim 1, characterized in that: the utility model discloses a side guard plate group, including pivot (161), pivot (161) and side guard plate group (101), the pivot (161) is evenly installed at side guard plate group (101) inner wall, the quantity of pivot (161) sets up to two sets of, pivot (161) rotate with side guard plate group (101) respectively and are connected.

4. A hand-held multifunctional laser measuring instrument according to claim 1, characterized in that: the multifunctional laser measuring instrument is characterized in that the number of the bases (167) is two, and the bottoms of the bases (167) are fixedly connected with the outer surface of the multifunctional laser measuring instrument body (100).

5. A hand-held multifunctional laser measuring instrument according to claim 1, characterized in that: the infrared ray transmitter (141) and the infrared ray reflected light receiver (142) are uniformly arranged at the same positions of the inner walls and the outer surfaces of the first laser measuring instrument (110), the second laser measuring instrument (140) and the third laser measuring instrument (160), and the second laser measuring instrument (140) and the third laser measuring instrument (160) are respectively on the same horizontal line with the first laser measuring instrument (110).

6. A hand-held multifunctional laser measuring instrument according to claim 1, characterized in that: the first driving device (150) and the second driving device (170) are uniformly provided with a first gear (162), a driving shaft (163), an angle monitor (164), a second gear (165), a stepping motor (166) and a base (167).

7. A hand-held multifunctional laser measuring instrument according to claim 1, characterized in that: the multifunctional laser measuring instrument is characterized in that a sealing state is formed between the glass cover (181) and the first horizontal device (180), the glass cover (181), the side plate (182), the cross beam (183), the bubble detector (184) and the bubbles (185) are uniformly arranged on the first horizontal device (180) and the second horizontal device (190), and the first horizontal device (180) and the second horizontal device (190) are respectively transversely and vertically arranged at the top of the multifunctional laser measuring instrument body (100).

8. A hand-held multifunctional laser measuring instrument according to claim 1, characterized in that: the auxiliary laser I (200) and the auxiliary laser II (210) are uniformly provided with a motor II (203), a reflector (204) and a balancing weight (205), and the auxiliary laser I (200) and the auxiliary laser II (210) are respectively transversely and vertically arranged at one end of the multifunctional laser measuring instrument body (100) and are on the same horizontal line with the first laser measuring instrument (110).

9. A hand-held multifunctional laser measuring instrument according to claim 1, characterized in that: the display screen (105), the electric regulator (120), the first motor (131), the infrared emitter (141), the infrared reflected light receiver (142), the angle monitor (164), the stepping motor (166), the bubble detector (184) and the second motor (203) are electrically connected with the control center (104).

10. A hand-held multifunctional laser measuring instrument according to claim 1, characterized in that: the material of balancing weight (205) sets up to copper, speculum (204) and blue laser instrument (202) are on a horizontal line, supplementary laser two (210) and first laser survey appearance (110) are on a vertical horizontal line.

Technical Field

The invention relates to the technical field of construction engineering measurement, in particular to a handheld multifunctional laser measuring instrument.

Background

The hand-held laser range finder is an instrument for accurately measuring the distance to a target by using laser, emits a thin laser beam to the target when in work, receives the laser beam reflected by the target by a photoelectric element, measures the time from the emission to the reception of the laser beam by a timer, calculates the distance from an observer to the target, can measure the distance, the area and the volume, and can measure both indoors and outdoors.

The prior art has the following defects: at present, various measuring instruments exist in the field of building construction measurement, but each measuring instrument only has one measuring function, if a plurality of sizes of the same building or component construction need to be controlled, the measurement can be completed by using a plurality of measuring instruments, the operation is complex, data cannot be displayed quickly and intuitively for analysis, a distance measuring instrument needs to be observed by human eyes all the time to judge whether the measuring instrument is parallel to a measured object, errors are easily caused, and the accuracy of measured data is reduced.

Therefore, the invention is necessary to develop a handheld multifunctional laser measuring instrument.

Disclosure of Invention

Therefore, the invention provides a handheld multifunctional laser measuring instrument which is provided with two groups of rotating shafts which are respectively connected with a side guard plate group in a rotating mode, one side of a gear is meshed with a gear II, the top of the gear II is fixedly connected with the output end of a stepping motor, a driving shaft is fixedly connected with the output end of an angle monitor, an eccentric wheel is installed at the output end of the motor I, a second laser measuring instrument and a third laser measuring instrument are respectively arranged on the same horizontal line with a first laser measuring instrument, an auxiliary laser I and an auxiliary laser II are respectively installed at one end of a multifunctional laser measuring instrument body in a transverse and vertical mode and are arranged on the same horizontal line with the first laser measuring instrument, and a reflector and a blue laser instrument are arranged on the same horizontal line, so that the problems in the background technology are solved.

In order to achieve the above purpose, the invention provides the following technical scheme: a handheld multifunctional laser measuring instrument comprises a multifunctional laser measuring instrument body, wherein a first laser measuring instrument is arranged at one end of the multifunctional laser measuring instrument body, a second laser measuring instrument is arranged at the top of the multifunctional laser measuring instrument body, a first driving device is installed at one side of the second laser measuring instrument body, a third laser measuring instrument is arranged at one side of the multifunctional laser measuring instrument body, a second driving device is installed at the top of the third laser measuring instrument body, a first horizontal device is installed at the top of the multifunctional laser measuring instrument body, a second horizontal device is installed at the top of the third laser measuring instrument body, and an auxiliary laser I and an auxiliary laser II are installed at one end of the multifunctional laser measuring instrument body;

an infrared emitter is arranged on the inner wall of one side of the third laser measuring instrument, and the bottom of the third laser measuring instrument is fixedly connected with an infrared reflected light receiver;

the multifunctional laser measuring instrument comprises a multifunctional laser measuring instrument body, wherein the outer surface of the multifunctional laser measuring instrument body is fixedly connected with a side guard plate group, the bottom of the side guard plate group is provided with a slot, the top of the multifunctional laser measuring instrument body is provided with a control center, one end of the multifunctional laser measuring instrument body is fixedly connected with an electric regulator, and the top of the electric regulator is provided with a display screen;

the multifunctional laser measuring instrument comprises a multifunctional laser measuring instrument body, and is characterized in that the top of the multifunctional laser measuring instrument body is fixedly connected with a side guard plate group, the inner wall of the side guard plate group is sleeved with a rotating shaft, the top end of the rotating shaft is provided with a first gear, the top of the first gear is fixedly connected with a driving shaft, the driving shaft is fixedly connected with the output end of an angle monitor, one side of the first gear is meshed with a second gear, the top of the second gear is fixedly connected with the output end of a stepping motor, and the bottoms of the stepping motor and the angle monitor are provided with bases;

the bottom of the electric regulator is provided with a vibration sense auxiliary handle, the inner wall of one side of the vibration sense auxiliary handle is fixedly connected with a first motor, and the output end of the first motor is provided with an eccentric wheel;

the top of the first horizontal device is provided with a glass cover, one side of the first horizontal device is fixedly connected with a side plate, one side of the side plate is provided with a cross beam, the bottom of the cross beam is fixedly connected with a bubble detector, and the inner wall of the glass cover is provided with bubbles;

the multifunctional laser measuring instrument is characterized in that a bearing is installed at one end of the multifunctional laser measuring instrument body, a first auxiliary laser is fixedly connected to one side of the bearing, a first blue laser is installed at the top of the first auxiliary laser, a second auxiliary laser is fixedly connected to one side of a motor, a reflecting mirror is installed at the output end of the second motor, and a first auxiliary laser is fixedly connected to the bottom of a balancing weight.

Preferably, the number of the side guard plate groups is two, and the two side guard plate groups are respectively arranged on the top and the side of the multifunctional laser measuring instrument body.

Preferably, the rotating shafts are uniformly arranged on the inner wall of the side guard plate group, the number of the rotating shafts is two, and the rotating shafts are respectively connected with the side guard plate group in a rotating mode.

Preferably, the number of the bases is two, and the bottoms of the bases are fixedly connected with the outer surface of the multifunctional laser measuring instrument body.

Preferably, the first laser measuring instrument, the second laser measuring instrument and the third laser measuring instrument are respectively and uniformly provided with an infrared emitter and an infrared reflected light receiver at the same positions of the inner wall and the outer surface of the first laser measuring instrument, the second laser measuring instrument and the third laser measuring instrument, and the second laser measuring instrument and the third laser measuring instrument are respectively on the same horizontal line with the first laser measuring instrument.

Preferably, the first driving device and the second driving device are uniformly provided with a first gear, a driving shaft, an angle monitor, a second gear, a stepping motor and a base.

Preferably, the glass cover and the first horizontal device are in a sealed state, the first horizontal device and the second horizontal device are uniformly provided with the glass cover, a side plate, a cross beam, a bubble detector and bubbles, and the first horizontal device and the second horizontal device are respectively transversely and vertically arranged at the top of the multifunctional laser measuring instrument body.

Preferably, a motor II, a reflector and a balancing weight are uniformly arranged on the auxiliary laser I and the auxiliary laser II, and the auxiliary laser I and the auxiliary laser II are respectively transversely and vertically arranged at one end of the multifunctional laser measuring instrument body and are on the same horizontal line with the first laser measuring instrument.

Preferably, the display screen, the electric regulator, the first motor, the infrared emitter, the infrared reflected light receiver, the angle monitor, the stepping motor, the bubble detector and the second motor are electrically connected with the control center.

Preferably, the material of balancing weight sets up to copper, the speculum is on a horizontal line with blue laser instrument, supplementary laser second is on a vertical horizontal line with first laser measuring instrument.

The invention has the beneficial effects that:

1. the bubble detector is used for monitoring bubbles in the glass cover downwards, when the bubbles leave a central point, the bubble detector cannot detect the bubbles, the multifunctional laser measuring instrument body is not in a horizontal state at the moment, the control center controls the motor-rotating eccentric wheel arranged on the inner wall of the vibration sense auxiliary handle to enable the multifunctional laser measuring instrument body to vibrate, the vibration sense auxiliary handle reminds workers of the multifunctional laser measuring instrument body to carry out horizontal adjustment and can observe the movement of the bubbles to adjust the adjustment more accurately, when the multifunctional laser measuring instrument body is in the horizontal state, the bubble detector detects the bubbles, the multifunctional laser measuring instrument body is in the horizontal state at the moment, the motor is turned off, the vibration sense auxiliary handle does not vibrate any more at the moment, the measurement can be carried out normally, and the aim of conveniently adjusting the horizontal state of the multifunctional laser measuring instrument body is achieved, the accuracy of the measured data is improved;

2. the motor II starts to rotate, the motor II rotates the reflectors to reflect light rays emitted by the blue laser instruments arranged on the auxiliary laser I and the auxiliary laser II, the two groups of reflectors continuously reflect slender rays to the periphery, the two groups of rays are long straight lines and irradiate the surface of an object to form a cross auxiliary line, the bottom of the auxiliary laser I and the bottom of the auxiliary laser II are both provided with a balancing weight, and bearings are arranged at the joints of the auxiliary laser I and the auxiliary laser II and the multifunctional laser measuring instrument body to enable the auxiliary laser I and the auxiliary laser II to be always kept in a vertical state, and at the moment, a worker only needs to align laser emitted by the second laser measuring instrument or the third laser measuring instrument with the cross auxiliary line, so that the multifunctional laser measuring instrument body is in a horizontal or vertical state and is used for the worker to make reference to perform vertical adjustment between the object, the effect of intelligently assisting in adjusting the horizontal degree and the vertical degree is achieved;

3. calculating the length by the time required for receiving the light by the infrared reflected light receiver, adding a known distance between the third laser measuring instrument and the first laser measuring instrument, and forming an equiangular trapezoid with the angle monitored by the angle monitor for calculation, wherein the equiangular trapezoid is divided into a right-angled triangle and an equidistant quadrangle by the control center, three sides of the triangle are a, b and d respectively, the other angle of the known right-angled triangle is F, and four sides of the equidistant quadrangle are E, b, E and b, so that the length and the height of the object are d + E, and the d + E is F/a according to a calculation formula sin alpha of the cosine theorem; e + d ═ a · sin α + E, find the width of the object;

4. calculating the length by the time required for receiving the light by the infrared reflected light receiver, adding the known distance between the second laser measuring instrument and the first laser measuring instrument, and forming an equiangular trapezoid with the angle monitored by the angle monitor for calculation, wherein the equiangular trapezoid is divided into a right-angled triangle and an equidistant quadrangle by the control center, three sides of the triangle are a, b and d respectively, the other angle of the known right-angled triangle is F, and four sides of the equidistant quadrangle are E, b, E and b, so that the length and the height of the object are d + E, and the d + E is F/a according to a calculation formula sin alpha of the cosine law; e + d is a · sin α + E, the width of the object is obtained, and the height of the object is calculated by the cosine theorem;

5. simultaneously driving the second laser measuring instrument and the third laser measuring instrument to rotate towards the right side and upwards, enabling infrared rays emitted by the second laser measuring instrument and the third laser measuring instrument to simultaneously aim at the topmost edge and the rightmost edge of the object, recording angles by the angle monitoring instrument at the moment, calculating the length by the control center according to the time required by the reflection of the infrared rays emitted by the first laser measuring instrument, the second laser measuring instrument and the third laser measuring instrument, forming two equiangular trapezoids between the second laser measuring instrument, the first laser measuring instrument and the object and between the third laser measuring instrument, the first laser measuring instrument and the object at the moment, forming the distance between the second laser measuring instrument and the first laser measuring instrument and the distance between the third laser measuring instrument and the first laser measuring instrument, dividing the equiangular trapezoids into a right triangle and a quadrangle with equal distance by the control center, three sides of the triangle are a, b and d respectively, another angle of the right triangle is F, and four sides of the equidistant quadrangle are E, b, E and b, so that the length and the height of the object are d + E, and the d + E is F/a according to a calculation formula sin alpha of the cosine theorem; and E + d is a · sin α + E, the height and width of the object are obtained, and the control center continues to obtain the area at this time, thereby completing the area measurement.

Drawings

FIG. 1 is an effect diagram of a multifunctional laser measuring instrument body provided by the invention;

FIG. 2 is an effect diagram of a third laser measuring device and a first driving device provided by the present invention;

FIG. 3 is a schematic structural view of a third laser measuring instrument according to the present invention;

FIG. 4 is a schematic view of a vibration sense auxiliary handle according to the present invention;

FIG. 5 is a diagram illustrating an effect of the auxiliary laser according to the present invention;

FIG. 6 is a schematic side view of the multifunctional laser measuring instrument body according to the present invention;

FIG. 7 is a schematic top view of the multifunctional laser measuring instrument according to the present invention;

fig. 8 is a perspective view of the multifunctional laser measuring instrument provided by the invention when in use.

In the figure: the multifunctional laser measuring instrument comprises a multifunctional laser measuring instrument body 100, a side guard plate group 101, an auxiliary handle 102, a slot 103, a control center 104, a display screen 105, a first laser measuring instrument 110, an electric regulator 120, a vibration sense auxiliary handle 130, a first motor 131, an eccentric wheel 132, a second laser measuring instrument 140, an infrared emitter 141, an infrared reflection light receiver 142, a first driving device 150, a third laser measuring instrument 160, a rotating shaft 161, a first gear 162, a driving shaft 163, an angle monitor 164, a second gear 165, a stepping motor 166, a base 167, a second driving device 170, a first horizontal device 180, a glass cover 181, a side plate 182, a cross beam 183, a bubble detector 184, bubbles 185, a second horizontal device 190, an auxiliary laser first 200, a bearing 201, a blue laser instrument 202, a second motor 203, a reflecting mirror 204, a balancing weight 205 and an auxiliary laser second 210.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.

Referring to fig. 1 to 8, the handheld multifunctional laser measuring instrument of the embodiment includes a multifunctional laser measuring instrument body 100, a first laser measuring instrument 110 is disposed at one end of the multifunctional laser measuring instrument body 100, a second laser measuring instrument 140 is disposed at the top of the multifunctional laser measuring instrument body 100, a first driving device 150 is mounted at one side of the second laser measuring instrument 140, a third laser measuring instrument 160 is disposed at one side of the multifunctional laser measuring instrument body 100, a second driving device 170 is mounted at the top of the third laser measuring instrument 160, a first horizontal device 180 is mounted at the top of the multifunctional laser measuring instrument body 100, a second horizontal device 190 is mounted at the top of the third laser measuring instrument 160, and a first auxiliary laser 200 and a second auxiliary laser 210 are mounted at one end of the multifunctional laser measuring instrument body 100;

an infrared emitter 141 is installed on the inner wall of one side of the third laser measuring instrument 160, and the bottom of the third laser measuring instrument 160 is fixedly connected with an infrared reflected light receiver 142;

the outer surface of the multifunctional laser measuring instrument body 100 is fixedly connected with a side guard plate group 101, the bottom of the side guard plate group 101 is provided with a slot 103, the top of the multifunctional laser measuring instrument body 100 is provided with a control center 104, one end of the multifunctional laser measuring instrument body 100 is fixedly connected with an electric regulator 120, and the top of the electric regulator 120 is provided with a display screen 105;

the top of the multifunctional laser measuring instrument body 100 is fixedly connected with the side guard plate group 101, the inner wall of the side guard plate group 101 is sleeved with a rotating shaft 161, the top end of the rotating shaft 161 is provided with a first gear 162, the top of the first gear 162 is fixedly connected with a driving shaft 163, the driving shaft 163 is fixedly connected with the output end of an angle monitor 164, one side of the first gear 162 is meshed with a second gear 165, the top of the second gear 165 is fixedly connected with the output end of a stepping motor 166, and the bottoms of the stepping motor 166 and the angle monitor 164 are provided with a base 167;

the bottom of the electric regulator 120 is provided with a vibration sense auxiliary handle 130, the inner wall of one side of the vibration sense auxiliary handle 130 is fixedly connected with a first motor 131, and the output end of the first motor 131 is provided with an eccentric wheel 132;

the top of the first horizontal device 180 is provided with a glass cover 181, one side of the first horizontal device 180 is fixedly connected with a side plate 182, one side of the side plate 182 is provided with a cross beam 183, the bottom of the cross beam 183 is fixedly connected with a bubble detector 184, and the inner wall of the glass cover 181 is provided with bubbles 185;

the multifunctional laser measuring instrument comprises a multifunctional laser measuring instrument body 100, a bearing 201 is installed at one end of the multifunctional laser measuring instrument body 100, a first auxiliary laser 200 is fixedly connected to one side of the bearing 201, a first blue laser 202 is installed at the top of the first auxiliary laser 200, a second motor 203 is fixedly connected to one side of the first auxiliary laser 200, a reflecting mirror 204 is installed at the output end of the second motor 203, and a balancing weight 205 is fixedly connected to the bottom of the first auxiliary laser 200.

Further, the number of the side guard plate groups 101 is two, the two side guard plate groups 101 are respectively installed on the top and the side of the multifunctional laser measuring instrument body 100, the rotating shafts 161 are uniformly installed on the inner wall of the side guard plate groups 101, the number of the rotating shafts 161 is two, the rotating shafts 161 are respectively connected with the side guard plate groups 101 in a rotating manner, the number of the bases 167 is two, the bottoms of the bases 167 are fixedly connected with the outer surface of the multifunctional laser measuring instrument body 100, the infrared transmitters 141 and the infrared reflected light receivers 142 are uniformly installed at the same positions of the inner wall and the outer surface of the first laser measuring instrument 110, the second laser measuring instrument 140 and the third laser measuring instrument 160 are respectively on the same horizontal line with the first laser measuring instrument 110, the first gear 162, the driving shaft 163, the second gear 170 are uniformly installed on the first driving device 150 and the second driving device 170, When the width of an object needs to be measured, a switch is turned on, a worker holds the auxiliary handle 102 with the left hand and holds the vibration sense auxiliary handle 130 with the right hand, infrared rays emitted by the first laser measuring instrument 110 at the front end of the multifunctional laser measuring instrument body 100 are aligned to the side of the most lateral side of the object to be measured and are adjusted to be horizontal and vertical states, then the electric regulator 120 is kept horizontal and slowly rotated by the thumb of the right hand, the second driving device 170 is started through the control center 104, the stepping motor 166 installed on the second driving device 170 rotates the second gear 165, as the second gear 165 is meshed with the first gear 162, the second gear 165 drives the first gear 162 to rotate, the first gear 162 drives the top and bottom angle monitors 164 and the rotating shaft 161 to rotate, and the angle monitor 164 records the rotating angle, because the rotating shaft 161 is respectively connected with the side guard board group 101 in a rotating manner, the third laser measuring instrument 160 is sleeved on the outer surface of the rotating shaft 161, the rotating shaft 161 drives the third laser measuring instrument 160 to rotate, the infrared ray emitted by the third laser measuring instrument 160 changes from direct incidence to oblique incidence, the infrared ray slowly rotates and is aligned to the other side of the measured object, at the moment, the angle monitor 164 records the rotating angle of the third laser measuring instrument 160 and transmits the rotating angle to the control center 104, the control center 104 calculates the length of the infrared ray emitted by the infrared emitters 141 arranged on the first laser measuring instrument 110 and the third laser measuring instrument 160 through the time required for receiving the light by the infrared reflected light receiver 142, and the length is calculated by adding the known distance between the third laser measuring instrument 160 and the first laser measuring instrument 110 and the angle monitored by the angle monitor 164 to form an equiangular trapezoid for calculation, the control center 104 divides the equiangular trapezoid into a right triangle and an equidistant quadrangle, three sides of the triangle are a, b and d respectively, another angle of the right triangle is known as F, and four sides of the equidistant quadrangle are E, b, E and b, so that the length and height of the object are d + E, and the d + E is F/a according to a calculation formula sin alpha of the cosine theorem; e + d ═ a · sin α + E, find the width of the object;

when the height of the object needs to be measured, by the same operation method, the worker aligns the first laser measuring instrument 110 mounted on the multifunctional laser measuring instrument body 100 with the bottom end of the object, starts the stepping motor 166 mounted on the first driving device 150 to drive the second laser measuring instrument 140 to rotate upward, calculates the length by the infrared ray emitted from the infrared emitter 141 mounted on the first laser measuring instrument 110 and the second laser measuring instrument 140 and the time required for the infrared reflected light receiver 142 to receive the light, adds the known distance between the second laser measuring instrument 140 and the first laser measuring instrument 110 and the angle monitored by the angle monitor 164 to form an equiangular trapezoid for calculation, and divides the equiangular trapezoid into a right triangle and an equi-spaced quadrangle by the control center 104, wherein three sides of the triangle are a, b. d, knowing that another angle of the right triangle is F, and four sides of the equidistant quadrilateral are E, b, E and b, the length and height of the object are d + E, and the d + E is F/a according to the calculation formula sin α of the cosine theorem; e + d is a · sin α + E, the width of the object is obtained, and the height of the object is calculated by the cosine theorem;

when the area of the object needs to be measured, the worker aligns the first laser measuring instrument 110 mounted on the multifunctional laser measuring instrument body 100 with the bottommost end and the leftmost top of the object, adjusts the object to be in a horizontal state and a vertical state, simultaneously rotates the electric adjuster 120 with the thumb, simultaneously starts the stepping motors 166 mounted on the first driving device 150 and the second driving device 170 by the same operation method, simultaneously drives the second laser measuring instrument 140 and the third laser measuring instrument 160 to rotate to the right and upward, so that the infrared rays emitted from the second laser measuring instrument 140 and the third laser measuring instrument 160 are simultaneously aligned with the topmost end edge and the rightmost end edge of the object, at this time, the angle monitor 164 records the angle, and the control center 104 calculates the length according to the time required for the infrared rays emitted from the first laser measuring instrument 110, the second laser measuring instrument 140 and the third laser measuring instrument 160 to be reflected back, at this time, two equiangular trapezoids are formed between the second laser measuring instrument 140, the first laser measuring instrument 110 and the object, and between the third laser measuring instrument 160, the first laser measuring instrument 110 and the object, the distances between the second laser measuring instrument 140, the first laser measuring instrument 110, the third laser measuring instrument 160 and the first laser measuring instrument 110 are known, the control center 104 divides the equiangular trapezoid into a right triangle and an equidistant quadrangle, three sides of the triangle are a, b and d respectively, another angle of the right triangle is known to be F, and four sides of the equidistant quadrangle are E, b, E and b, so the length and height of the object are d + E, and d + E is F/a according to a calculation formula of cosine theorem; when the height and width of the object are determined by E + d ═ a · sin α + E, the control center 104 continues to determine the area, and the area measurement is completed.

Further, a sealing state is formed between the glass cover 181 and the first horizontal device 180, the glass cover 181, the side plate 182, the cross beam 183, the bubble detector 184 and the bubble 185 are uniformly installed on the first horizontal device 180 and the second horizontal device 190, the first horizontal device 180 and the second horizontal device 190 are respectively installed on the top of the multifunctional laser measuring instrument body 100 in the horizontal direction and the vertical direction, the glass cover 181 is filled with oil, when a worker opens the multifunctional laser measuring instrument body 100, the bubble detector 184 monitors the bubble 185 in the glass cover 181 downwards, when the bubble 185 leaves a central point, the bubble detector 184 cannot detect the bubble 185, at this time, the multifunctional laser measuring instrument body 100 is not in the horizontal state, at this time, the control center 104 controls the first motor 131 installed on the inner wall of the vibration sensing auxiliary handle 130 to rotate the eccentric wheel 132, so that the multifunctional laser measuring instrument body 100 vibrates, the auxiliary handle 130 reminds the staff of the multifunctional laser measuring instrument body 100 to adjust the level, the movement of the air bubble 185 can be observed to adjust the multifunctional laser measuring instrument body more accurately, when the multifunctional laser measuring instrument body 100 is in the horizontal state, the air bubble 185 is detected by the air bubble detector 184, the multifunctional laser measuring instrument body 100 is in the horizontal state, the first motor 131 is turned off, the auxiliary handle 130 does not vibrate any more, and the measurement can be carried out normally.

Further, a second motor 203, a second reflector 204 and a counterweight 205 are uniformly installed on the first auxiliary laser 200 and the second auxiliary laser 210, the first auxiliary laser 200 and the second auxiliary laser 210 are respectively installed at one end of the multifunctional laser measuring instrument body 100 in a horizontal direction and a vertical direction and are on the same horizontal line with the first laser measuring instrument 110, the counterweight 205 is made of copper, the reflector 204 and the blue laser 202 are on the same horizontal line, the second auxiliary laser 210 and the first laser measuring instrument 110 are on the same vertical horizontal line, when a worker starts the multifunctional laser measuring instrument body 100, the second motor 203 starts to rotate, the second motor 203 rotates the reflector 204 to reflect light rays emitted by the blue laser 202 installed on the first auxiliary laser 200 and the second auxiliary laser 210, and as the two groups of reflectors 204 continuously reflect slender rays to the periphery, the two groups of rays are long straight lines and irradiate on the surface of the object, the counterweight 205 is arranged at the bottom of the auxiliary laser I200 and the auxiliary laser II 210, and the bearing 201 is arranged at the joint of the auxiliary laser I200 and the auxiliary laser II 210 and the multifunctional laser measuring instrument body 100, so that the auxiliary laser I200 and the auxiliary laser II 210 are always kept in a vertical state, and at the moment, a worker only needs to align the laser emitted by the second laser measuring instrument 140 or the third laser measuring instrument 160 with the cross auxiliary line, so that the multifunctional laser measuring instrument body 100 is in a horizontal or vertical state, and the worker can make reference to the cross auxiliary line to adjust the direction perpendicular to the object.

Further, the display screen 105, the electric regulator 120, the first motor 131, the infrared emitter 141, the infrared reflected light receiver 142, the angle monitor 164, the stepping motor 166, the bubble detector 184 and the second motor 203 are electrically connected to the control center 104, and the control center 104 is used for controlling the operation of the multifunctional laser measuring instrument body 100 and calculating the width, height and area, and transmitting the calculated data to the display screen 105 for the staff to check the measurement result.

The using process of the invention is as follows: the multifunctional laser measuring instrument body 100 is opened by workers in the field, the bubble detector 184 monitors the bubble 185 in the glass cover 181 downwards, when the bubble 185 leaves the central point, the bubble 185 cannot be detected by the bubble detector 184, which means that the multifunctional laser measuring instrument body 100 is not in a horizontal state, the control center 104 controls the first motor 131 arranged on the inner wall of the vibration sense auxiliary handle 130 to rotate the eccentric wheel 132, so that the multifunctional laser measuring instrument body 100 vibrates, the workers are reminded of performing horizontal adjustment by the vibration sense auxiliary handle 130, and the movement of the bubble 185 can be observed to make adjustment more accurate, when the multifunctional laser measuring instrument body 100 is in a horizontal state, the bubble detector 184 detects the bubble 185, which means that the multifunctional laser measuring instrument body 100 is in a horizontal state, and at the same time, the first motor 131 is turned off, the vibration sense auxiliary handle 130 does not vibrate any more, the measurement can be normally carried out, next, the second motor 203 starts to rotate, the second motor 203 rotates the reflecting mirror 204, light rays emitted by the blue laser 202 arranged on the first auxiliary laser 200 and the second auxiliary laser 210 are reflected, the two groups of reflecting mirrors 204 continuously reflect slender rays to the periphery, at the moment, the two groups of rays are long straight lines and irradiate the surface of an object to form a cross auxiliary line, the balance weight 205 is arranged at the bottom of the first auxiliary laser 210 of the first auxiliary laser 200, the bearing 201 is arranged at the connecting part of the first auxiliary laser 200 and the second auxiliary laser 210 and the multifunctional laser measuring instrument body 100, the first auxiliary laser 200 and the second auxiliary laser 210 are always kept in a vertical state, at the moment, a worker only needs to align the laser emitted by the second laser measuring instrument 140 or the third laser measuring instrument 160 with the cross auxiliary line, to explain that the multifunctional laser measuring instrument body 100 is in a horizontal or vertical state and is used for reference of a worker to perform vertical adjustment between objects, when the width of an object needs to be measured, a switch is turned on, the worker holds the auxiliary handle 102 with the left hand and the auxiliary handle 130 with the sense of vibration with the right hand, infrared rays emitted by the first laser measuring instrument 110 at the front end of the multifunctional laser measuring instrument body 100 are aligned with the side of the most lateral side of the object to be measured and adjusted to be in a horizontal and vertical state, then the operator keeps horizontal and slowly rotates the electric regulator 120 through the thumb of the right hand, the control center 104 starts the second driving device 170, the stepping motor 166 installed on the second driving device 170 rotates the second gear 165, the second gear 165 is meshed with the first gear 162, the second gear 165 drives the first gear 162 to rotate, the first gear 162 drives the angle 164 of the top and the bottom and the monitor and the rotating shaft 161 to rotate, the angle monitor 164 records the rotating angle, because the rotating shaft 161 is respectively connected with the side guard board group 101 in a rotating manner, the third laser measuring instrument 160 is sleeved on the outer surface of the rotating shaft 161, the rotating shaft 161 drives the third laser measuring instrument 160 to rotate, the infrared ray emitted by the third laser measuring instrument 160 is changed from direct incidence to oblique incidence, the infrared ray slowly rotates and aligns to the other side of the measured object, at this time, the angle monitor 164 records the rotating angle of the third laser measuring instrument 160 and transmits the rotating angle to the control center 104, the control center 104 calculates the length of the infrared ray emitted by the infrared emitters 141 arranged on the first laser measuring instrument 110 and the third laser measuring instrument 160 according to the time required by the infrared reflected light receiver 142 to receive the light, the known distance between the third laser measuring instrument 160 and the first laser measuring instrument 110 is added, and the angle monitored by the angle monitor 164, forming an equiangular trapezoid for calculation, wherein the control center 104 divides the equiangular trapezoid into a right triangle and an equidistant quadrangle, three sides of the triangle are a, b and d, (as shown in fig. 6, 7 and 8), another angle of the right triangle is known as F, and four sides of the equidistant quadrangle are E, b, E and b (as shown in fig. 6, 7 and 8), so that the length and height of the object are d + E, and d + E is F/a according to a calculation formula sin α of cosine law; e + d ═ a · sin α + E, find the width of the object;

when the height of the object needs to be measured, by the same operation method, the worker aligns the first laser measuring instrument 110 mounted on the multifunctional laser measuring instrument body 100 with the bottom end of the object, starts the stepping motor 166 mounted on the first driving device 150 to drive the second laser measuring instrument 140 to rotate upward, calculates the length by the infrared ray emitted from the infrared emitter 141 mounted on the first laser measuring instrument 110 and the second laser measuring instrument 140 and the time required for the infrared reflected light receiver 142 to receive the light, adds the known distance between the second laser measuring instrument 140 and the first laser measuring instrument 110 and the angle monitored by the angle monitor 164 to form an equiangular trapezoid for calculation, and divides the equiangular trapezoid into a right triangle and an equi-spaced quadrangle by the control center 104, wherein three sides of the triangle are a, b. d, (as shown in fig. 6, 7, and 8), if another angle of the right triangle is F and four sides of the equidistant quadrilateral are E, b, E, and b (as shown in fig. 6, 7, and 8), the length and height of the object are d + E, and d + E is F/a according to the formula sin α of the cosine theorem; e + d is a · sin α + E, the width of the object is obtained, and the height of the object is calculated by the cosine theorem;

when the area of the object needs to be measured, the worker aligns the first laser measuring instrument 110 mounted on the multifunctional laser measuring instrument body 100 with the bottommost end and the leftmost top of the object, adjusts the object to be in a horizontal state and a vertical state, simultaneously rotates the electric adjuster 120 with the thumb, simultaneously starts the stepping motors 166 mounted on the first driving device 150 and the second driving device 170 by the same operation method, simultaneously drives the second laser measuring instrument 140 and the third laser measuring instrument 160 to rotate to the right and upward, so that the infrared rays emitted from the second laser measuring instrument 140 and the third laser measuring instrument 160 are simultaneously aligned with the topmost end edge and the rightmost end edge of the object, at this time, the angle monitor 164 records the angle, and the control center 104 calculates the length according to the time required for the infrared rays emitted from the first laser measuring instrument 110, the second laser measuring instrument 140 and the third laser measuring instrument 160 to be reflected back, at this time, two equiangular trapezoids are formed between the second laser measuring instrument 140, the first laser measuring instrument 110 and the object, and between the third laser measuring instrument 160, the first laser measuring instrument 110 and the object, the distances between the second laser measuring instrument 140, the first laser measuring instrument 110, the third laser measuring instrument 160 and the first laser measuring instrument 110 are known, the control center 104 divides the equiangular trapezoid into a right triangle and an equidistant quadrangle, three sides of the triangle are a, b, d, (as shown in fig. 6, 7, 8), another angle of the right triangle is known to be F, and four sides of the equidistant quadrangle are E, b, E, b (as shown in fig. 6, 7, 8), so that the length and height of the object are d + E, and the d + E is calculated according to the cosine theorem, sin α is F/a; and E + d is a.sin alpha + E, the height and the width of the object are obtained, the control center 104 continues to obtain the area at the moment to complete the measurement of the area, the control center 104 is used for controlling the operation of the multifunctional laser measuring instrument body 100 and the calculation of the width, the height and the area, and the calculation data is transmitted to the display screen 105 to be displayed for a worker to check the measurement result.

The above is only a preferred embodiment of the present invention, and any person skilled in the art may modify the present invention or modify it into an equivalent technical solution by using the technical solution described above. Therefore, any simple modifications or equivalent substitutions made in accordance with the technical solution of the present invention are within the scope of the claims of the present invention.