CN213715162U

CN213715162U - Outer hanging outer wall detection device

Info

Publication number: CN213715162U
Application number: CN202022044516.XU
Authority: CN
Inventors: 刘峰; 刘欣迪
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-17
Filing date: 2020-09-17
Publication date: 2021-07-16
Anticipated expiration: 2030-09-17

Abstract

The utility model discloses an outer hanging outer wall detection device belongs to outer wall detection technical field for detect the building outer wall through the outer wall detector, including setting up in four motion adjusting device of building outer wall top and bottom, and four motion adjusting device constitute the quadrangle region including but not limited to the rectangle outside the building outer wall jointly, and be in the regional summit department of quadrangle respectively. The utility model discloses a detection device uses the place to require simply, practical and easily operation, not influenced by detector size and weight, it is slow to have solved current robot moving speed, inefficiency, can not carry out the problem that detects to the outer wall of coarse material, the accessible is changed different detectors in addition and is carried out whether having the fracture to different types of outer wall, the spontaneous explosion, the colloid fracture, it is sealed not tight, gas leakage infiltration scheduling problem detects to make this detection device be applicable to different outer wall detection projects, improve the flexibility ability that this detection device used.

Description

Outer hanging outer wall detection device

Technical Field

The utility model relates to an outer wall detection technology field, specificly relate to an outer hanging outer wall detection device.

Background

Along with the development of economy in China, the number of urban high-rise buildings is more and more, heat insulation plates or externally-hung curtain walls are adopted on the outer walls of the existing buildings, the risk of aging and falling off exists for a long time, and the detection requirement for the safe outer walls is increased.

The existing outer wall detection mostly uses manual or robot detection, the robot detection is not mature at present, and the use environment is limited; the manual detection has the problems of high use cost, low safety coefficient, single detection object, limited use and the like, so that an external wall detection device is urgently required to be developed.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

An object of the utility model is to provide an outer hanging outer wall detection device to solve the problem that proposes among the above-mentioned background art.

2. Technical scheme

In order to solve the above problem, the utility model adopts the following technical scheme:

the utility model provides an outer hanging outer wall detection device for detect the building outer wall through the outer wall detector, including setting up in four motion adjusting device of building outer wall top and bottom, and four motion adjusting device constitute including but not limited to the quadrangle region of rectangle jointly outside the building outer wall to be in the summit department of quadrangle region respectively, just the outer wall detector sets up outside the building outer wall, and the restriction is by four in the quadrangle region that motion adjusting device constitutes jointly, the outer wall detector is installed on a detector frame, motion adjusting device extends respectively to connect the rope and be fixed in on the detector frame nearby, the fixed point of connecting rope and detector frame is in same terminal surface, motion adjusting device is including can the rolling and stretching out the hoist mechanism of connecting the rope.

Preferably, the movement adjusting device also comprises a bracket and a horizontal telescopic rod horizontally arranged at the top of the bracket, a vertical upward telescopic rod is arranged on the bracket of the upper movement adjusting device, and go up horizontal telescopic link on the motion adjusting device and locate the top of perpendicular telescopic link, every all be connected with an assembly pulley through the link on horizontal telescopic link's the removal end, every all install a pulley on the lateral wall of perpendicular telescopic link removal end, be located and install another pulley on the support of lower motion adjusting device, every connecting rope in the hoist mechanism all passes corresponding pulley and assembly pulley in proper order and is connected with detector frame, and the removal of the horizontal telescopic link that is located on the motion adjusting device is served and is equipped with the laser positioning emitter that is located and corresponds side slipping wheelset one side, and the removal of the horizontal telescopic link that is located on the lower motion adjusting device is served and is equipped with the light positioning receiving arrangement that is located and corresponds side slipping wheelset one side.

Preferably, every all be equipped with an angle adjusting device on horizontal telescopic link's the lateral wall, every the tip of perpendicular telescopic link all is equipped with one and carries out the locating rack that supports corresponding horizontal telescopic link, horizontal telescopic link locates the inside slide bar of sleeve, every including the sleeve of locating the support top with slide telescopic inside all install and be used for the drive to correspond the automatic flexible actuating lever of pole that sideslips, the tip of slide bar is located to the assembly pulley, the assembly pulley includes two pulley two of two relative settings, every the free end of connecting the rope all passes and corresponds between two pulleys of side.

Preferably, the angle adjusting device comprises a driven gear and a driving piece, the driven gear is sleeved on the sleeve through a bearing sleeve, the driving piece is used for driving the driven gear to rotate, convex sliding blocks are arranged on the inner side arc surface of the driven gear at equal intervals, and sliding grooves matched with the sliding blocks are formed in the outer side wall of the sliding rod.

Preferably, the driving part comprises a motor arranged on the outer side wall of the sleeve and a driving gear arranged at the output end of the motor and meshed with the driven gear, and an angle sensor is arranged on the motor shaft.

Preferably, the driving rod and the vertical telescopic rod are both telescopic rods of a hydraulic cylinder, and the connecting rope is a steel wire rope.

Preferably, the hoist mechanism is the moment hoist engine, every the support all includes that the level sets up and is isosceles right triangle bottom plate, the right angle department that is located the triangle bottom plate on the last adjusting device that moves is equipped with vertical ascending perpendicular telescopic link, and the isosceles angle department on the triangle bottom plate is equipped with the bracing piece of being connected with perpendicular telescopic link lateral wall, the right angle department that is located the triangle bottom plate on the adjusting device that moves down is equipped with vertical ascending connecting rod, and the isosceles angle department on the triangle bottom plate is equipped with the bracing piece of being connected with the connecting rod lateral wall, the horizontal telescopic link that is located on the adjusting device that moves down passes through the connecting block and is connected, every the moment hoist engine is all installed on corresponding side triangle bottom plate.

Preferably, the detector frame is rectangular and the inside of the detector frame is hollow, and the outer wall detector is installed in the center of the hollow part of the detector frame.

Preferably, the end face, opposite to the outer wall body, of the detector frame is vertically provided with hydraulic telescopic rods in one-to-one correspondence with the connecting ropes on the detector frame, and the moving end of each hydraulic telescopic rod is fixedly connected with the free end of the corresponding side connecting rope.

Preferably, the use method of the externally-hung type outer wall detection device comprises the following steps:

s1, detecting the length and height of the building outer wall, and planning the placing positions of the four movement adjusting devices;

s2, installing the up-down movement adjusting device on the detection wall;

s3, a plane parallel to the wall detection surface is formed between the movable ends of the upper and lower movement adjusting devices through the extension and retraction of the horizontal telescopic rod and the vertical telescopic rod, when the horizontal telescopic rod extends and retracts, the upper and lower movement adjusting devices and the outer wall detector are accurately positioned through the matching of the laser positioning transmitting device and the optical positioning receiving device on the upper and lower movement adjusting devices, so as to ensure the authenticity of the detection data, and when the horizontal telescopic rod and the vertical telescopic rod extend and retract, the connecting rope on the torque winch extends and retracts, so that the detection surface of the outer wall detector between the upper and lower movement adjusting devices is parallel to the detection wall surface;

and S4, according to the length and height of the detected building outer wall, the extending and contracting lengths of the angle adjusting device and the connecting rope on the torque winch are coordinated with each other to accurately position the position of the detector in the detector frame on the outer wall, so that the control of the running track of the detector on the surface of the outer wall is realized, and the problems of fracture, spontaneous explosion, colloid cracking, poor sealing, air leakage, water seepage and the like on the outer surface of the outer wall are detected by the movement of the detector on the outer wall surface.

3. Advantageous effects

1. The utility model discloses four adjusting device fix respectively on detecting four summits of building, connect rope length through coordinated control, pulley angle and telescopic link length realize the detector at the operation of outer wall surface horizontal motion and crossing over the barrier, this kind of detection device uses the place requirement simple, it is practical and easily operated, do not influenced by detector size and weight, it is slow to have solved current robot moving speed, low efficiency, can not carry out the problem that detects to the outer wall of coarse material, the accessible is changed different detectors and is carried out whether fracture to different types of outer wall in addition, the spontaneous explosion, the colloid fracture, it is sealed not tight, gas leakage infiltration scheduling problem detects, so that this detection device is applicable to different outer wall detection projects, improve the flexibility of this detection device use.

2. When the up-and-down movement adjusting device of the utility model is installed, the movable end of the up-and-down movement adjusting device can be aligned up and down by the extension and retraction of the vertical telescopic rod and the horizontal telescopic rod, and the plane enclosed between the movable end of the up-and-down movement adjusting device is parallel to the detection surface of the detection wall surface, when the horizontal telescopic rod is extended and retracted, the detection surface of the outer wall detector between the up-and-down movement adjusting device is parallel to the detection wall surface by the retraction and unwinding of the four hoisting mechanisms, and when the horizontal telescopic rod is adjusted in extension and retraction, the laser positioning transmitting device on the up-and-down movement adjusting device is matched with the optical positioning receiving device to accurately position the up-and-down movement adjusting device and the outer wall detector so as to ensure the authenticity of the detection data, in addition, the detection device can be suitable for more detection objects by the, to improve the flexibility of use of the detection device.

3. The utility model discloses when the extension of actuating lever drive slide bar on the horizontal telescopic pole or flexible, the connection of spout on accessible driven gear slider-up and the slide bar makes the slide bar also can carry out the rotation of angle when flexible to the realization is to slide bar tip assembly pulley turned angle's regulation.

4. The utility model discloses under drive gear and driven gear's meshing, the angle sensor detects the rotatory angle of driven gear on the accessible motor shaft to through the cooperation of relevant control device, the deflection angle of connecting the rope on the assembly pulley carries out real-time detection, with the position of external wall detector on detecting the wall is confirmed to people.

5. The utility model discloses a flexible of hydraulic telescoping rod on the detector frame can control the detector and detect the distance between the wall to make the detector realize strideing across the operation of the barrier of volume down, through the flexible of upper and lower motion adjusting device upper horizontal telescopic link in addition, make the detector realize strideing across the operation of the great barrier of volume, with the normal clear of guaranteeing the wall detection, improve the flexibility performance that detection device used.

Drawings

FIG. 1 is a schematic front view of the inner structure of the upper adjusting device;

FIG. 2 is a schematic top view of the upper adjustment device;

FIG. 3 is a schematic side view of the upper adjustment device;

FIG. 4 is a schematic front view of the lower adjustment apparatus;

FIG. 5 is a schematic top view of the lower adjustment apparatus;

FIG. 6 is a side view of the lower adjustment mechanism;

FIG. 7 is a schematic view of the mounting and connecting structure of the upper and lower adjusting devices;

FIG. 8 is a side view of the upper and lower adjustment assembly;

FIG. 9 is a schematic view of the operation principle of the present invention;

fig. 10 is a detection flow chart of the present invention;

FIG. 11 is a schematic view of the connection between the sleeve and the sliding rod.

Reference numerals: 1-torque winch, 2-vertical telescopic rod, 3-connecting rope, 4-angle adjusting device, 5-pulley I, 6-horizontal telescopic rod, 7-pulley block, 8-telescopic rod, 9-detector frame, 10-laser positioning transmitting device, 11-laser positioning receiving device, 12-bracket, 13-triangular bottom plate, 14-supporting rod, 15-connecting rod, 16-positioning frame, 17-pulley II, 18-sleeve, 19-sliding rod, 20-driving rod, 21-driven gear, 22-driving gear, 23-motor, 24-sliding block and 25-sliding chute.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples.

Examples

An externally-hung exterior wall detection device as shown in fig. 1-11, which is used for detecting an exterior wall of a building through an exterior wall detector, and comprises four motion adjustment devices arranged at the top and bottom of the exterior wall of the building, wherein the four motion adjustment devices jointly form a quadrilateral region including but not limited to a rectangle outside the exterior wall of the building, and are respectively positioned at the vertexes of the quadrilateral region, the exterior wall detector is arranged outside the exterior wall of the building and is limited in the quadrilateral region jointly formed by the four motion adjustment devices, the exterior wall detector is arranged on a detector frame 9, the detector frame 9 is in a rectangular structure and is internally hollow, the exterior wall detector is arranged at the center of the hollow part of the detector frame 9, the motion adjustment devices respectively extend out of a connecting rope 3 and are fixed on the detector frame 9 nearby, and the fixing points of the connecting rope 3 and the detector frame 9 are positioned at, the movement adjusting device comprises a winding mechanism which can wind and stretch out the connecting rope 3, and the connecting rope 3 is a steel wire rope;

the motion adjusting device further comprises a support 12 and a horizontal telescopic rod 6 horizontally arranged at the top of the support 12, a vertical upward vertical telescopic rod 2 is arranged on the support 12 of the upper motion adjusting device, the horizontal telescopic rod 6 on the upper motion adjusting device is arranged at the top of the vertical telescopic rod 2, a pulley block 7 is connected to the moving end of each horizontal telescopic rod 6 through a connecting frame, a pulley 5 is mounted on the side wall of the moving end of each vertical telescopic rod 2, another pulley 5 is mounted on the support 12 of the lower motion adjusting device, a connecting rope 3 on each hoisting mechanism sequentially penetrates through the corresponding pulley 5 and the pulley block 7 and is connected with a detector frame 9, a laser positioning and emitting device 10 located on one side of the corresponding side-slipping pulley block 7 is arranged on the moving end of the horizontal telescopic rod 6 on the upper motion adjusting device, and an optical positioning and emitting device located on one side of the corresponding side-slipping pulley block 7 is arranged on the moving end When the vertical telescopic rod 2 and the horizontal telescopic rod 6 are installed, the movable ends of the vertical telescopic rod 2 and the horizontal telescopic rod 6 can be stretched to vertically align the movable ends of the vertical movement adjusting device and the horizontal telescopic rod 6, and when the horizontal telescopic rod 6 is stretched, the detection surface of an outer wall detector between the vertical movement adjusting device and the horizontal movement adjusting device can be parallel to the detected wall surface through the winding and unwinding of four winding mechanisms, and when the horizontal telescopic rod 6 is stretched and adjusted, the laser positioning transmitting device 10 on the vertical movement adjusting device and the laser positioning receiving device 11 can be matched to accurately position the vertical movement adjusting device, the vertical movement adjusting device and the outer wall detector so as to ensure the authenticity of detected data, and in addition, the detection device can be suitable for more detection objects through the stretching of the vertical telescopic rod 2 and the horizontal telescopic rod 6, to improve the flexibility of use of the detection device.

All be equipped with an angle adjusting device 4 on every horizontal telescopic link 6's the lateral wall, every perpendicular telescopic link 2's tip all is equipped with one and carries out the locating rack 16 that supports corresponding horizontal telescopic link 6, horizontal telescopic link 6 locates the inside slide bar 19 of sleeve 18 including the sleeve 18 of locating support 12 top and sliding, every sleeve 18's inside all is installed and is used for the drive to correspond the automatic flexible actuating lever 20 of side slide bar 19, actuating lever 20, perpendicular telescopic link 2 is hydraulic cylinder's telescopic link, slide bar 19's tip is located to assembly pulley 7, assembly pulley 7 includes two pulleys 17 of two relative settings, every free end of connecting rope 3 all passes between two pulleys 17 of corresponding side.

The angle adjusting device 4 comprises a driven gear 21 sleeved on the sleeve 18 through a bearing and a driving piece for driving the driven gear 21 to rotate, wherein convex sliding blocks 24 are arranged on the inner side arc surface of the driven gear 21 at equal intervals, sliding grooves 25 matched with the sliding blocks 24 are formed in the outer side wall of the sliding rod 19, when the driving rod 20 drives the sliding rod 19 to extend or retract, the sliding blocks 24 on the driven gear 21 are connected with the sliding grooves 25 on the sliding rod 19, so that the sliding rod 19 can rotate in an angle during retraction, so as to adjust the rotation angle of the pulley block 7 at the end part of the sliding rod 19, the driving piece comprises a motor 23 arranged on the outer side wall of the sleeve 18 and a driving gear 22 arranged at the output end of the motor 23 and meshed with the driven gear 21, an angle sensor is arranged on the shaft of the motor 23, and under the meshing between the driving gear 22 and the driven gear 21, the rotation angle, and through the cooperation of relevant controlling means, carry out real-time detection to the deflection angle of connecting rope 3 on assembly pulley 7 to make things convenient for people to confirm the position of outer wall detector on detecting the wall.

Winch mechanism is moment hoist engine 1, every support 12 all sets up and is isosceles right triangle bottom plate 13 including the level, the right angle department that is located triangle bottom plate 13 on the motion adjusting device is equipped with vertical ascending perpendicular telescopic link 2, and the isosceles angle department on the triangle bottom plate 13 is equipped with the bracing piece 14 of being connected with 2 lateral walls of perpendicular telescopic link, the right angle department that is located triangle bottom plate 13 on the lower motion adjusting device is equipped with vertical ascending connecting rod 15, and the isosceles angle department on the triangle bottom plate 13 is equipped with the bracing piece 14 of being connected with 15 lateral walls of connecting rod, horizontal telescopic link 6 that is located on the lower motion adjusting device passes through the connecting block and is connected with the top of connecting rod 15, every moment hoist engine 1 all installs on corresponding side triangle bottom plate 13.

The detector frame 9 is equipped with perpendicularly on the relative terminal surface of outer wall body with be connected the hydraulic telescoping rod 8 of 3 one-to-one of rope with it, and the removal end of every hydraulic telescoping rod 8 all with correspond the free end fixed connection that the side is connected rope 3, can control the detector and detect the distance between the wall through the flexible of hydraulic telescoping rod 8 on the detector frame 9, thereby make the operation that the barrier was strideed across in the detector realization, in order to guarantee the normal clear that the wall detected, improve the flexibility performance that detection device used.

The concrete application process of the externally-hung type outer wall detection device is as follows: when the device is used, the length and the height of an outer wall are detected firstly by field measurement, the placing position of a motion adjusting device is planned, then an upper motion adjusting device and a lower motion adjusting device are arranged at the upper end and the lower end of a detection wall body, after the device is arranged, a plane parallel to the detection surface of the wall body is formed between the movable ends of the upper motion adjusting device and the lower motion adjusting device through the extension and retraction of a vertical telescopic rod 2 and a horizontal telescopic rod 6, when the horizontal telescopic rod 6 is extended and retracted, the upper motion adjusting device and the lower motion adjusting device and an outer wall detector can be accurately positioned through the matching of a laser positioning transmitting device 10 on the upper motion adjusting device and the lower motion adjusting device and a light positioning receiving device 11, so as to ensure the accuracy of detection data, and when the horizontal telescopic rod 6 and the vertical telescopic rod 2 are extended and retracted, a rope 3 connected on a torque winch 1 can be extended and, the detection device can adapt to different detection conditions by telescopic adjustment of the horizontal telescopic rod 6 and the vertical telescopic rod 2, and the use flexibility of the detection device is improved;

when the wall is detected, the outer wall detector in the detector frame 9 can move on the detected wall through the telescopic matching of the connecting ropes 3 on the torque winches 1 on the four motion adjusting devices, so that the wall is detected, meanwhile, the rotation of the pulley block 7 is adjusted through the angle adjusting device 4, the connecting ropes 3 are matched when the wall is contracted, when the wall is detected to be damaged or abnormal, the angle of the pulley block 7 is detected through an angle sensor on the horizontal telescopic rod 6, the detected angle, the known length of the connecting rope 3 and the detected length and height of the outer wall are brought into a trigonometric function formula, and the position of the detector (namely the distance from the detector to the side boundary and the upper boundary/lower boundary of a quadrilateral area) is calculated; as can be seen from the a/B diagram in fig. 9, L1 and L2 are lengths of the connecting rope 3 on the upper movement adjusting device on the detection wall surface, L3 and L4 are lengths of the connecting rope 3 on the lower movement adjusting device on the detection wall surface, angles α and β are deflection angles of the pulley set 7 on the upper movement adjusting device, angles α 1 and β 1 are deflection angles of the pulley set 7 on the lower movement adjusting device, that is, when a certain point is damaged or abnormal, the connecting rope 3 is telescopically controlled by the torque winch 1, so that lengths of two connecting ropes 3L1 and L2 on the upper movement adjusting device at the time can be obtained, the deflection angles α and β of the pulley set 7 on the upper movement adjusting device are detected by the angle sensor, values of L1 and α are brought into the trigonometric function, and the formula is Y ═ COS α · L1 and X ═ Sin β · L1, and values of L2 and β are brought into the trigonometric function, and the formula is Y ═ L2 ═ L · L2, X1 ═ Sin β · L2, where Y is the height from the center point of the detector to the upper boundary of the quadrangular detection region, X is the left boundary from the center point of the detector to the quadrangular detection region, X1 is the left boundary from the center point of the detector to the quadrangular detection region, the position of the detector on the detection wall can be obtained by the value Y, X, X1, and the lengths of the two connecting ropes 3L3 and L4 and the deflection angles α 1 and β 1 of the pulley block 7 on the lower motion adjustment device are substituted into Y1 ═ COS α 1 · L3, X ═ Sin β 1 · L3, Y1 ═ COS β 1 · L4, and X1 ═ Sin β 1 · L4, to obtain the data of Y1, X, X1, where Y1 is the height from the center point of the detector to the lower boundary of the quadrangular detection region, X is the left boundary from the detector to the detection region, and X1 is the left boundary from the detector to the quadrangular detection region, to verify the position of the detector;

when the detection wall body is detected, the problems of fracture, spontaneous explosion, colloid cracking, poor sealing, air leakage, water seepage and the like of the outer wall can be detected by replacing different types of detectors, so that the use flexibility of the outer wall detection device is improved;

when the detector frame 9 moves on the outer wall, the telescopic rod 8 is used for performing short-distance expansion and contraction to control the distance between the detector and the detection wall in a small range, so that the detector 9 can cross over the obstacle, the detection device can be normally used, and the using process of the externally-hung outer wall detection method and device is completed.

It will be appreciated by those skilled in the art that the above embodiments are only for illustrating the present invention and are not to be used as limitations of the present invention, and that changes and modifications to the above described embodiments will fall within the scope of the claims of the present invention as long as they are within the spirit and scope of the present invention.

Claims

1. An externally hung type outer wall detection device is used for detecting the outer wall of a building through an outer wall detector, it is characterized by comprising four movement adjusting devices arranged at the top and the bottom of the outer wall of a building, and the four motion adjustment devices together form a quadrilateral area outside the building exterior wall including but not limited to a rectangle, and are respectively positioned at the vertexes of the quadrilateral areas, and the outer wall detector is arranged outside the outer wall of the building, and is limited in a quadrilateral area formed by four motion adjusting devices together, the outer wall detector is arranged on a detector frame (9), the motion adjusting devices respectively extend out of the connecting ropes (3) and are fixed on the detector frame (9) nearby, the fixed points of the connecting rope (3) and the detector frame (9) are positioned on the same end surface, the movement adjusting device comprises a winding mechanism which can wind and stretch out the connecting rope (3).

2. The externally-hung type exterior wall detection device according to claim 1, wherein the motion adjustment device further comprises a support (12) and a horizontal telescopic rod (6) horizontally arranged at the top of the support (12), a vertical telescopic rod (2) which is vertically upward is arranged on the support (12) of the upper motion adjustment device, the horizontal telescopic rod (6) of the upper motion adjustment device is arranged at the top of the vertical telescopic rod (2), the moving end of each horizontal telescopic rod (6) is connected with a pulley block (7) through a connecting frame, a pulley (5) is arranged on the side wall of the moving end of each vertical telescopic rod (2), another pulley (5) is arranged on the support (12) of the lower motion adjustment device, and a connecting rope (3) of each hoisting mechanism sequentially passes through the corresponding pulley (5) and pulley block (7) and is connected with the detector frame (9), the moving end of the horizontal telescopic rod (6) positioned on the upper movement adjusting device is provided with a laser positioning transmitting device (10) positioned on one side of the corresponding side pulley group (7), and the moving end of the horizontal telescopic rod (6) positioned on the lower movement adjusting device is provided with a light positioning receiving device (11) positioned on one side of the corresponding side pulley group (7).

3. The externally hung type exterior wall detection device according to claim 2, wherein an angle adjustment device (4) is arranged on the outer side wall of each horizontal telescopic rod (6), a positioning frame (16) for supporting the corresponding horizontal telescopic rod (6) is arranged at the end part of each vertical telescopic rod (2), the horizontal telescopic rod (6) comprises a sleeve (18) arranged at the top of the support (12) and sliding rods (19) arranged in the sleeve (18) in a sliding manner, a driving rod (20) used for driving the sliding rod (19) on the corresponding side to automatically extend and retract is arranged in each sleeve (18), the pulley block (7) is arranged at the end part of the sliding rod (19), the pulley block (7) comprises two pulleys II (17) which are oppositely arranged, and the free end of each connecting rope (3) penetrates through the space between the two pulleys II (17) on the corresponding side.

4. The externally-hung type exterior wall detection device according to claim 3, wherein the angle adjustment device (4) comprises a driven gear (21) sleeved on the sleeve (18) through a bearing and a driving piece for driving the driven gear (21) to rotate, convex sliding blocks (24) are arranged on the inner arc surface of the driven gear (21) at equal intervals, and sliding grooves (25) matched with the sliding blocks (24) are formed in the outer side wall of the sliding rod (19).

5. The externally-hung type exterior wall detection device according to claim 4, wherein the driving member comprises a motor (23) mounted on the outer side wall of the sleeve (18) and a driving gear (22) arranged at the output end of the motor (23) and meshed with the driven gear (21), and an angle sensor is mounted on the shaft of the motor (23).

6. The externally-hung type exterior wall detection device according to claim 3, wherein the driving rod (20) and the vertical telescopic rod (2) are both telescopic rods of a hydraulic cylinder, and the connecting rope (3) is a steel wire rope.

7. The externally-hung type outer wall detection device according to claim 2, wherein the hoisting mechanism is a torque hoisting machine (1), each bracket (12) comprises a horizontally-arranged isosceles right triangular bottom plate (13), a vertical upward vertical telescopic rod (2) is arranged at the right angle of the triangular bottom plate (13) on the upper movement adjusting device, a supporting rod (14) connected with the outer side wall of the vertical telescopic rod (2) is arranged at the isosceles angle of the triangular bottom plate (13), a vertical upward connecting rod (15) is arranged at the right angle of the triangular bottom plate (13) on the lower movement adjusting device, a supporting rod (14) connected with the outer side wall of the connecting rod (15) is arranged at the isosceles angle of the triangular bottom plate (13), a horizontal telescopic rod (6) on the lower movement adjusting device is connected with the top end of the connecting rod (15) through a connecting block, each moment winch (1) is installed on the corresponding side triangular bottom plate (13).

8. The externally-hung type exterior wall detection device according to claim 1, wherein the detector frame (9) is rectangular and hollow inside, and the exterior wall detector is installed at the center of the hollow part of the detector frame (9).

9. The externally-hung type exterior wall detection device according to claim 1, wherein the end surface of the detector frame (9) opposite to the exterior wall body is vertically provided with hydraulic telescopic rods (8) which are in one-to-one correspondence with the connecting ropes (3) thereon, and the moving end of each hydraulic telescopic rod (8) is fixedly connected with the free end of the corresponding side connecting rope (3).