CN114542885A - A fixing device for overall deformation detection of wooden structures of ancient buildings - Google Patents

Abstract

The invention discloses a fixing device for detecting integral deformation of an ancient building wood structure, and belongs to the technical field of building detection. A fixing device for whole deformation detection of ancient building timber structure includes: the horizontal adjusting mechanism comprises a horizontal plate, universal wheels are arranged at four corners of the bottom of the horizontal plate, first motors are arranged at four corners of the top of the horizontal plate, and output shafts of the first motors face downwards vertically and penetrate through the horizontal plate.

Description

A fixing device for overall deformation detection of wooden structures of ancient buildings

technical field

The invention belongs to the technical field of building detection, and in particular relates to a fixing device for detecting the overall deformation of a wooden structure of an ancient building.

Background technique

Most of the existing ancient buildings have steps, which is not conducive to the leveling and stability of the ancient building deformation detection device, and the existing ancient building deformation detection device is prone to the instability of the center of gravity during detection, which leads to the overturning of the detection device. In order to solve the problem of steps in ancient buildings and the unstable center of gravity of the detection device, a fixing device for detecting the overall deformation of the wooden structure of ancient buildings is invented.

SUMMARY OF THE INVENTION

The purpose of the present invention is to solve the problem that most of the existing ancient buildings have steps, which is not conducive to the leveling and stability of the ancient building deformation detection device, and the existing ancient building deformation detection device is prone to unstable center of gravity during detection, resulting in detection In order to solve the problem of the overturning of the device, a fixing device for the overall deformation detection of the wooden structure of the ancient building is proposed.

In order to achieve the above object, the present invention adopts the following technical solutions:

A fixing device for detecting the overall deformation of a wooden structure of an ancient building, comprising: a horizontal adjustment mechanism, a horizontal measurement mechanism, a deformation detection mechanism, and a counterweight mechanism. The mechanism is arranged on the deformation detection mechanism.

Preferably, the horizontal adjustment mechanism includes a horizontal plate, the four corners of the bottom of the horizontal plate are provided with universal wheels, and the four corners of the top of the horizontal plate are provided with a first motor, the output shaft of the first motor is vertically downward, and the output shaft of the first motor is vertically downward. The output shaft passes through the horizontal plate, and the bottom end of the output shaft of the first motor is coaxially provided with a first screw rod, wherein the outer coaxial matching sleeves of the bottom ends of the two first screw rods are provided with a first threaded sleeve, and the other two first screw rods The outer coaxial matching sleeve of the bottom end of the screw rod is provided with a third threaded sleeve, and the outer top ends of the two third threaded sleeves and the two first threaded sleeves are provided with a horizontally arranged first connecting plate. The first connecting plate The top of the suspension end is provided with a guide rod extending vertically upward, the guide rod penetrates the horizontal plate and is slidably connected with the horizontal plate.

Preferably, the level measuring mechanism comprises a cross housing disposed at the center of the top of the horizontal plate, the interior of the cross housing is hollow and the four ends of the cross housing are all set as openings, and two adjacent ports of the cross housing are inside A spirit level is provided, a second connecting plate connected to the leveling plate is arranged on one side of the spirit level, an image sensor facing the display screen of the spirit level is arranged on the second connecting plate, and a controller and a battery are also arranged inside the cross housing.

Preferably, the deformation detection mechanism includes a first bracket arranged on the top of the horizontal plate, a turntable is penetrated in the middle of the first bracket, a ring groove is coaxially opened on the outer surface of the turntable, and the turntable moves with the first bracket through the ring groove connected, the center of the turntable and the center of the horizontal plate are on the same vertical line, the bottom side of the turntable is provided with a second motor, the output shaft of the second motor faces upward, and the output shaft of the second motor runs through the turntable, and the output of the second motor The top end of the shaft is coaxially provided with a second screw rod extending vertically upward, a second threaded sleeve is provided on the outside of the second screw rod, and a vertically arranged sliding rod is arranged on one side of the second screw rod. Connected with the top of the turntable, the top of the sliding rod is matched with a sliding sleeve, the sliding sleeve is flush with the top of the second threaded sleeve, the sliding sleeve and the top of the second threaded sleeve are provided with the same support plate, The turntable is coaxial, the top of the support plate is provided with two vertically arranged and parallel third connecting plates, and a horizontally arranged electric telescopic rod is arranged between the two third connecting plates, and the end of the electric telescopic rod facing away from the third connecting plate A range finder is arranged to measure upward, a third motor is arranged outside a third connecting plate, and the output shaft of the third motor is connected to the electric telescopic rod through the third connecting plate, and the above-mentioned counterweight mechanism is arranged at the bottom of the turntable.

Preferably, the counterweight mechanism includes a second bracket and a guide plate arranged at the bottom of the turntable, the guide plate is parallel to the second bracket, a counterweight block is matched and clamped between the guide plate and the second bracket, and the bottom of the counterweight block is in contact with the second bracket. On the top of the cross housing, a connecting block is arranged on one side of the counterweight block, the connecting block is provided with a third screw rod, the third screw rod is threadedly connected with the connecting block, the two ends of the third screw rod are movably connected with the second bracket, and the third screw rod is movably connected with the second bracket. No displacement occurs when the screw rod rotates, a fourth motor is arranged at one end of the third screw rod, and the fourth motor is connected with the second bracket.

Preferably, the controller is electrically connected with the battery, the first motor, the image sensor, the level, the second motor, the third motor, the electric telescopic rod, the distance meter, and the fourth motor.

Preferably, the bottom ends of the first threaded sleeve and the third threaded sleeve are provided with anti-skid rubber.

Compared with the prior art, the present invention provides a fixing device for detecting the overall deformation of the wooden structure of ancient buildings, which has the following beneficial effects:

When the present invention is used, when encountering steps, the ancient buildings usually have steps, the first screw is driven to rotate by the first motor, and then the first threaded sleeve and the third threaded sleeve are driven to move up and down to adjust the height, It is easy to adapt to the situation of steps. When the ground is normal, remove the first threaded sleeve and the third threaded sleeve, transfer the position through the universal wheel, and determine the level adjustment through the cooperation of the level and the image sensor. The motor starts and drives the second screw rod to rotate, the second screw rod drives the second threaded sleeve to move up and down, the second threaded sleeve drives the support plate, the electric telescopic rod, and the distance meter to move up and down synchronously, and the height can be adjusted according to the actual situation , the distance from a place above the building to the rangefinder is measured by the rangefinder, and then the electric telescopic rod is extended or shortened. The rangefinder continuously detects the distance of each position and compares it to judge the degree of deformation. Turn up 90 degrees to detect the deformation in the vertical direction, and turn the electric telescopic rod 180 degrees through the third motor. At this time, the rangefinder is facing down, and the deformation detection of the building below can be performed. In order to avoid When the electric telescopic rod is extended to the longest, the center of gravity of the whole device is unstable. The center of gravity is adjusted by setting the counterweight mechanism. When the electric telescopic rod is extended or shortened, the fourth motor drives the third screw to rotate, and the third screw passes through The connecting block drives the counterweight to move in the opposite direction of the end of the electric telescopic rod, so as to achieve a synchronous center of gravity balance and ensure the stability of the entire device. By manually pushing the sliding sleeve and the second threaded sleeve, the turntable is driven to rotate, which in turn drives the The counterweight mechanism and the range finder rotate in a circular direction, and the test in the circular direction can be carried out, and at the same time, the counterweight mechanism and the range finder are driven to rotate to ensure that the center of gravity is still balanced during the circular test.

Description of drawings

Fig. 1 is the structural representation one of the present invention;

Fig. 2 is the structural representation two of the present invention;

Fig. 3 is the structural representation three of the present invention;

4 is a schematic structural diagram of a horizontal adjustment mechanism of the present invention;

FIG. 5 is a schematic diagram 1 of the connection structure of the horizontal adjusting mechanism and the horizontal measuring mechanism of the present invention;

FIG. 6 is a second schematic diagram of the connection structure of the horizontal adjusting mechanism and the horizontal measuring mechanism of the present invention;

FIG. 7 is a schematic diagram 1 of the connection structure of the deformation detection mechanism and the counterweight mechanism of the present invention;

FIG. 8 is a second schematic diagram of the connection structure of the deformation detection mechanism and the counterweight mechanism of the present invention;

FIG. 9 is a third schematic diagram of the connection structure of the deformation detection mechanism and the counterweight mechanism of the present invention.

Description of the labels in the figure:

10. Horizontal adjustment mechanism; 110, horizontal plate; 120, universal wheel; 130, first motor; 140, first screw rod; 150, first threaded sleeve; 160, first connecting plate; 170, guide rod; 180, the third threaded sleeve; 20, the level measuring mechanism; 210, the cross housing; 220, the second connecting plate; 230, the image sensor; 240, the level; 250, the controller; 30, the deformation detection mechanism; 310, the first 1 bracket; 320, turntable; 321, ring groove; 330, sliding rod; 331, sliding sleeve; 340, second motor; 341, second screw rod; 342, second threaded sleeve; 350, support plate; 360 370, the third motor; 380, the electric telescopic rod; 390, the distance meter; 40, the counterweight mechanism; 410, the second bracket; 420, the guide plate; 430, the fourth motor; 440, the connection block; 450, the third screw; 460, counterweight.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments.

In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inside", " The orientation or positional relationship indicated by "outside" is based on the orientation or positional relationship shown in the accompanying drawings, which is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the referred mechanism or element must have a specific orientation, so as to The specific orientation configuration and operation are therefore not to be construed as limitations of the present invention.

As shown in Figures 1-9, a fixing device for detecting the overall deformation of the wooden structure of an ancient building includes: a horizontal adjustment mechanism 10, a horizontal measurement mechanism 20, a deformation detection mechanism 30, a counterweight mechanism 40, a horizontal measurement mechanism 20 and The deformation detection mechanisms 30 are all arranged on the level adjustment mechanism 10 , and the counterweight mechanism 40 is arranged on the deformation detection mechanism 30 .

The horizontal adjustment mechanism 10 includes a horizontal plate 110. The four corners of the bottom of the horizontal plate 110 are provided with universal wheels 120, and the four corners of the top of the horizontal plate 110 are provided with a first motor 130. The output shaft of the first motor 130 faces vertically downwards. The output shaft of the first motor 130 penetrates through the horizontal plate 110 , and the bottom end of the output shaft of the first motor 130 is coaxially provided with a first screw rod 140 , wherein the bottom ends of the two first screw rods 140 are coaxially sleeved with a first screw rod 140 . The threaded sleeve 150 and the bottom ends of the other two first screw rods 140 are coaxially provided with a third threaded sleeve 180 , and the outer top ends of the two third threaded sleeves 180 and the two first threaded sleeves 150 are both A horizontally arranged first connecting plate 160 is provided. The top of the suspension end of the first connecting plate 160 is provided with a guide rod 170 extending vertically upward. The guide rod 170 penetrates the horizontal plate 110 and is slidably connected to the horizontal plate 110. The horizontal measuring mechanism 20 and the deformation detection mechanism 30 are both arranged on the top surface of the horizontal plate 110 .

The level measuring mechanism 20 includes a cross housing 210 disposed at the center of the top of the horizontal plate 110 . The interior of the cross housing 210 is hollow and the four ends of the cross housing 210 are all set as openings. Two of the cross housings 210 are adjacent to each other. A level 240 is arranged in the port of the level 240, a second connection board 220 connected to the level board 110 is arranged on one side of the level 240, and an image sensor 230 facing the display screen of the level 240 is arranged on the second connection board 220. A controller 250 and a battery are provided.

The deformation detection mechanism 30 includes a first bracket 310 disposed on the top of the horizontal plate 110 , a turntable 320 is pierced through the middle of the first bracket 310 , a ring groove 321 is coaxially opened on the outer surface of the turntable 320 , and the turntable 320 passes through the ring groove. 321 is movably connected with the first bracket 310, the center of the turntable 320 is on the same vertical line as the center of the horizontal plate 110, a second motor 340 is provided on the bottom side of the turntable 320, the output shaft of the second motor 340 faces upward and the second The output shaft of the motor 340 runs through the turntable 320, and the top end of the output shaft of the second motor 340 is coaxially provided with a second screw rod 341 extending vertically upward, and the second screw rod 341 is externally matched with a second threaded sleeve 342. One side of the second screw rod 341 is provided with a vertically arranged sliding rod 330. The bottom end of the sliding rod 330 is connected to the top of the turntable 320. The top of the sliding rod 330 is fitted with a sliding sleeve 331. The sliding sleeve 331 is connected to the second threaded sleeve. The top of the cylinder 342 is flush, the sliding sleeve 331 and the top of the second threaded sleeve 342 are provided with the same support plate 350, the support plate 350 is coaxial with the turntable 320, and the top of the support plate 350 is provided with two vertically arranged and parallel to each other. The third connecting plate 360, a horizontally arranged electric telescopic rod 380 is arranged between the two third connecting plates 360, and a range finder 390 is provided at the end of the electric telescopic rod 380 facing away from the third connecting plate 360 for measuring distances upwards. A third motor 370 is disposed outside the third connecting plate 360 , and the output shaft of the third motor 370 is connected to the electric telescopic rod 380 through the third connecting plate 360 .

The counterweight mechanism 40 includes a second bracket 410 and a guide plate 420 disposed at the bottom of the turntable 320 . The guide plate 420 is parallel to the second bracket 410 , and a counterweight block 460 is matched and clamped between the guide plate 420 and the second bracket 410 . , the bottom of the counterweight block 460 abuts against the top of the cross housing 210, a connection block 440 is provided on one side of the counterweight block 460, the connection block 440 is provided with a third screw rod 450, and the third screw rod 450 is screwed with the connection block 440. Both ends of the three screw rod 450 are movably connected with the second bracket 410 , and the third screw rod 450 does not move when it rotates.

The controller 250 is electrically connected to the battery, the first motor 130 , the image sensor 230 , the level 240 , the second motor 340 , the third motor 370 , the electric telescopic rod 380 , the distance meter 390 , and the fourth motor 430 .

More perfect, the bottom ends of the first threaded sleeve 150 and the third threaded sleeve 180 are provided with anti-skid rubber.

When in use, when encountering steps, ancient buildings usually have steps, and the first screw 140 is driven to rotate by the first motor 130, thereby driving the first threaded sleeve 150 and the third threaded sleeve 180 to move up and down for height. Adjustment is convenient to adapt to the situation of steps. When the ground is normal, the first threaded sleeve 150 and the third threaded sleeve 180 are removed, the position is transferred through the universal wheel 120, and the level is adjusted through the cooperation of the level 240 and the image sensor 230. The second motor 340 starts and drives the second screw rod 341 to rotate, the second screw rod 341 drives the second threaded sleeve 342 to move up and down, and the second threaded sleeve 342 drives the support plate 350, the electric telescopic rod 380, The distance meter 390 moves up and down synchronously, and the height can be adjusted according to the actual situation. The distance from a place above the building to the distance meter is measured by the distance meter 390, and then the electric telescopic rod 380 is extended or shortened, and the distance meter 390 continuously detects each The distance between the positions is compared, and the degree of deformation is judged. The third motor 370 is used to turn the electric telescopic rod 380 upward by 90 degrees, and the deformation in the vertical direction can be detected. Ten degrees, at this time, the distance meter 390 is facing downward, and the deformation detection of the building below can be performed. When the telescopic rod 380 is extended or shortened, the fourth motor 430 drives the third screw rod 450 to rotate, and the third screw rod 450 drives the counterweight 460 to move in the opposite direction of the end of the electric telescopic rod 380 through the connecting block 440, thereby achieving The synchronous center of gravity is balanced to ensure the stability of the entire device. By manually pushing the sliding sleeve 331 and the second threaded sleeve 342, the turntable 320 is driven to rotate, and then the counterweight mechanism 40 and the range finder 390 are driven to rotate in a circular manner. Testing in the circular direction and driving the counterweight mechanism 40 and the rangefinder 390 to rotate at the same time can ensure that the center of gravity is still balanced during the circular test.

The above description is only a preferred embodiment of the present invention, but the protection scope of the present invention is not limited to this. The equivalent replacement or change of the inventive concept thereof shall be included within the protection scope of the present invention.

Claims (7)

1. The utility model provides a fixing device that is used for whole deformation of ancient building timber structure to detect which characterized in that includes: the horizontal adjusting mechanism (10), the horizontal measuring mechanism (20), the deformation detecting mechanism (30) and the counterweight mechanism (40) are arranged on the horizontal adjusting mechanism (10), and the counterweight mechanism (40) is arranged on the deformation detecting mechanism (30).

2. The fixing device for detecting the integral deformation of the historic building wood structure according to claim 1, is characterized in that: the horizontal adjusting mechanism (10) comprises a horizontal plate (110), universal wheels (120) are arranged at four corners of the bottom of the horizontal plate (110), first motors (130) are arranged at four corners of the top of the horizontal plate (110), output shafts of the first motors (130) face downwards vertically, the output shafts of the first motors (130) penetrate through the horizontal plate (110), first screw rods (140) are coaxially arranged at the bottom ends of the output shafts of the first motors (130), first threaded sleeves (150) are coaxially sleeved outside the bottom ends of the two first screw rods (140) in a matching mode, third threaded sleeves (180) are coaxially sleeved outside the bottom ends of the other two first screw rods (140) in a matching mode, first connecting plates (160) horizontally arranged are arranged at the top ends of the outside of the two third threaded sleeves (180) and the two first threaded sleeves (150), and guide rods (170) extending upwards vertically are arranged at the top of the suspension ends of the first connecting plates (160), the guide rod (170) penetrates through the horizontal plate (110), the guide rod (170) is connected with the horizontal plate (110) in a sliding mode, and the horizontal measuring mechanism (20) and the deformation detecting mechanism (30) are arranged on the top face of the horizontal plate (110).

3. The fixing device for detecting the integral deformation of the historic building wood structure according to claim 2, is characterized in that: the horizontal measuring mechanism (20) comprises a cross shell (210) arranged at the center of the top of the horizontal plate (110), the cross shell (210) is hollow, four ends of the cross shell (210) are arranged into openings, level meters (240) are arranged in two adjacent ports of the cross shell (210), a second connecting plate (220) connected with the horizontal plate (110) is arranged on one side of each level meter (240), an image sensor (230) facing a display screen of each level meter (240) is arranged on each second connecting plate (220), and a controller (250) and a battery are further arranged inside the cross shell (210).

4. The fixing device for detecting the integral deformation of the historic building wood structure according to claim 3, wherein the fixing device comprises: the deformation detection mechanism (30) comprises a first support (310) arranged at the top of a horizontal plate (110), a rotary table (320) penetrates through the middle position of the first support (310), a ring groove (321) is coaxially formed in the outer circular surface of the rotary table (320), the rotary table (320) is movably connected with the first support (310) through the ring groove (321), the circle center of the rotary table (320) and the center of the horizontal plate (110) are positioned on the same vertical line, a second motor (340) is arranged on one side of the bottom end of the rotary table (320), the output shaft of the second motor (340) faces upwards, the output shaft of the second motor (340) penetrates through the rotary table (320), a second lead screw (341) extending vertically upwards is coaxially arranged at the top end of the output shaft of the second motor (340), a second threaded sleeve (342) is sleeved outside the second lead screw (341) in a matching manner, a sliding rod (330) arranged vertically is arranged on one side of the second lead screw (341), the bottom end of the sliding rod (330) is connected with the top of the rotary table (320), a sliding sleeve (331) is sleeved outside the top end of the sliding rod (330) in a matching manner, the sliding sleeve (331) is flush with the top end of the second threaded sleeve (342), the top ends of the sliding sleeve (331) and the second threaded sleeve (342) are provided with the same supporting disc (350), the supporting disc (350) is coaxial with the rotary table (320), the top end of the supporting disc (350) is provided with two vertically-arranged and mutually-parallel third connecting plates (360), a horizontally-arranged electric telescopic rod (380) is arranged between the two third connecting plates (360), one end of the electric telescopic rod (380) departing from the third connecting plates (360) is provided with a range finder (390) for measuring the distance upwards, the outer side of one third connecting plate (360) is provided with a third motor (370), and the output shaft of the third motor (370) passes through the third connecting plates (360) to be connected with the electric telescopic rod (380), the counterweight mechanism (40) is arranged at the bottom of the turntable (320).

5. The fixing device for detecting the integral deformation of the historic building wood structure according to claim 4, wherein the fixing device comprises: counterweight mechanism (40) including setting up in second support (410) of carousel (320) bottom, deflector (420) parallel second support (410), it has balancing weight (460) to match the centre gripping between deflector (420) and second support (410), balancing weight (460) bottom is contradicted cross casing (210) top, balancing weight (460) one side is provided with connecting block (440), third lead screw (450) are worn to be equipped with by connecting block (440), third lead screw (450) and connecting block (440) threaded connection, third lead screw (450) both ends and second support (410) swing joint, third lead screw (450) do not take place the displacement when rotating, third lead screw (450) one end is provided with fourth motor (430), fourth motor (430) are connected with second support (410).

6. The fixing device for detecting the integral deformation of the historic building wood structure according to claim 5, wherein the fixing device comprises: the controller (250) is electrically connected with the battery, the first motor (130), the image sensor (230), the level meter (240), the second motor (340), the third motor (370), the electric telescopic rod (380), the distance meter (390) and the fourth motor (430).

7. The fixing device for detecting the integral deformation of the historic building wood structure according to claim 2, is characterized in that: the bottom ends of the first threaded sleeve (150) and the third threaded sleeve (180) are provided with anti-skid rubber.

Images