CN113176336A

CN113176336A - Building engineering supervision building foundation pit construction quality detection system and detection method

Info

Publication number: CN113176336A
Application number: CN202110446850.4A
Authority: CN
Inventors: 吕思宇; 张宁
Original assignee: Hefei Xuanjia Intelligent Technology Co ltd
Current assignee: Hefei Xuanjia Intelligent Technology Co ltd
Priority date: 2021-04-25
Filing date: 2021-04-25
Publication date: 2021-07-27

Abstract

The invention provides a building engineering supervision construction foundation pit construction quality detection system and a detection method, and relates to the field of building foundation pits.

Description

Building engineering supervision building foundation pit construction quality detection system and detection method

Technical Field

The invention relates to the field of building foundation pits, and particularly provides a building engineering supervision building foundation pit construction quality detection system and a detection method.

Background

The foundation pit is a temporary pit shaft excavated for a building foundation and is called as a foundation pit, the foundation pit has the function of providing a space, the basic masonry operation is carried out according to the position appointed by the design, and the foundation pit is a bearing space for bearing a foundation, so that the foundation pit has strict requirements on the quality of the building foundation pit, the foundation pit is very important in the building, whether the upper-layer building is firm or not has irreplaceable function, and the building foundation pit is the most basic application of the building.

The preparation of building foundation ditch is mainly through the excavation supporting, come the peripheral soil structure of protection and the peripheral environmental safety of foundation ditch, carry out the excavation of foundation ditch after afterwards through lowering the drainage, lay a layer of concrete on the inner wall of foundation ditch after the excavation of foundation ditch, protect the inner structure of foundation ditch, prevent that the foundation ditch from collapsing, consequently it is especially important to the peripheral concrete cover of foundation ditch, also need detect its quality, traditional detection method mainly carries out the quality of macroscopic observation foundation ditch through the manual work, but this kind of method still has certain problem:

firstly, the detection result of the traditional detection method is not authoritative, a specific written detection report cannot be provided by means of observation, and the result cannot be convincing.

And (II) the traditional detection method is single in detection, only the surface condition can be seen through observation, and the internal quality of the foundation pit is not efficiently detected.

Aiming at the situation, the invention provides a system and a method for detecting the construction quality of a building foundation pit in the supervision of building engineering.

Disclosure of Invention

Problems to be solved

The present invention can solve all the problems mentioned in the background art described above.

(II) technical scheme

In order to achieve the purpose, the invention adopts the following technical scheme that the building engineering supervision building foundation pit construction quality detection system comprises a movable frame, a knocking mechanism and a moving mechanism, wherein the knocking mechanism is fixedly installed at the lower end of the movable frame, and the moving mechanism is arranged on the knocking mechanism.

Knocking mechanism is including knocking the operation frame, the rotation control piece, the fixed column, square board, the sliding tray, strike the pole, strike module and stable module down, it is hollow structure to strike the operation frame, it is connected with the rotation control piece to rotate on one side of the inside wall of operation frame to strike, fixed mounting has the fixed column on the lateral wall of rotation control piece, it is provided with square board to slide on the opposite side of the inside wall of operation frame to strike, the sliding tray has been seted up on the square board, the sliding tray is the arc structure, sliding tray and fixed column sliding connection on the square board, and square board sliding mounting is on the lateral surface of rotation control piece, fixed mounting strikes the pole on the both ends of square board, strike the pole and slide and run through the lateral wall of knocking the operation frame, strike the module under the lateral surface fixed mounting of operation frame of striking, the lower extreme of knocking the operation frame is provided with stable module.

Strike the pole and include striking post, the striking piece, place the hole, protective cover and retaining member, the both ends fixed mounting of square board has the striking post, the one end that square board was kept away from to the striking post is spherical structure, the one end that the striking post is close to square board is square structure, the joint groove has evenly been seted up on the striking post, the front end sliding connection of striking post has the striking piece, the striking piece is excircle inside structure, the one end that the striking post was kept away from to the striking piece has been seted up and has been placed the hole, and the inside hollow structure that is of striking piece, sliding sleeve is equipped with the striking piece on the striking post, the one end spiro union that the striking post was kept away from to the striking piece has the protective cover, the one end upper and lower symmetry that the protective cover was kept away from to the striking piece is installed the retaining member.

Strike the module down including fixed frame, the disk cam piece, strike the piece down, shift ring and connecting rod, strike fixed frame of fixedly connected with on the lateral surface of operation frame, it is connected with the disk cam piece to rotate on the inside wall of fixed frame, the disk cam piece is last to support to strike the piece under being connected with, it is T shape structure to strike the piece down, and strike the piece down and slide the lower lateral wall that runs through fixed frame, the cover is equipped with the shift ring on the lateral wall of piece is strikeed down, strike the part cover that the piece is located between shift ring and the fixed frame down and be equipped with the spring, the symmetry rotates on the lower lateral wall of shift ring and installs the connecting rod, the connecting rod slides and runs through fixed frame setting.

As a preferred technical scheme, the locking part comprises a threaded rod, a wedge block, a limiting block and a locking rod, the wedge block is arranged inside the impact block in a sliding mode, one end, close to the protective cover, of the wedge block is of an inclined surface structure, the limiting block is fixedly arranged at one end, far away from the protective cover, of the wedge block, the limiting block is arranged on the inner wall of the impact block in a sliding mode, the limiting block is connected with the threaded rod in a rotating mode, the threaded rod is in threaded connection with the outer side wall of the impact block, the locking rod is arranged at a position, close to the wedge block, inside the impact block, the locking rod is arranged in a clamping groove formed in the impact column in a sliding mode, and a spring is sleeved on the locking rod.

As a preferred technical scheme, the stabilizing module comprises a stabilizing frame, a stabilizing block, a telescopic cylinder, a supporting leg and a traveling wheel, the stabilizing frame is fixedly arranged on the outer side wall of the knocking operation frame, the telescopic cylinder is arranged at the upper end of the stabilizing frame, the output end of the telescopic cylinder penetrates through the stabilizing frame in a sliding manner to be connected with the stabilizing block, the stabilizing block is arranged in the stabilizing frame in a sliding manner, the lower end of the stabilizing block is hinged with the supporting leg, the supporting leg is of a splayed structure, a damping spring is fixedly arranged at the middle position of the supporting leg, and the lower end of the supporting leg is rotatably connected with the traveling wheel; during specific work, output through telescopic cylinder drives the downward motion of stabilizing block, the walking wheel on the supporting leg of guaranteeing to stabilize the block lower extreme can contact with the bottom of building foundation ditch, can produce certain vibrations and inertia because its fast-speed motion when knocking the mechanism, consequently, support through the supporting leg and lean on subaerial, play certain fixed action, mutually support with the threaded rod on the supporting leg simultaneously, can further improve equipment's stability through the mode of two point supports, avoid equipment at long-time moving in-process, destroy the spiro union point of threaded rod, further improve equipment's life.

As a preferred technical scheme of the invention, a driving motor is fixedly arranged on the outer side wall of the fixed frame, an output shaft of the driving motor is rotatably arranged to penetrate through the fixed frame and the knocking operation frame, the middle part of the output end of the driving motor is connected with the disc-shaped cam block, and the top part of the output end of the driving motor is connected with the rotation control piece; the driving motor drives the rotation control piece and the disc cam block to rotate together through the lengthened output shaft, the operation of a plurality of structures is realized through one driving source, the use efficiency of equipment can be effectively improved, and the cost consumption is reduced.

As a preferred technical scheme of the invention, the connecting rod penetrates through the fixing frame in a sliding manner, the through groove which penetrates through the connecting rod on the fixing frame in a sliding manner is of a strip structure, the connecting rod is provided with the strip structures which correspond to the through grooves one by one at the positions of the through grooves, when the knocking mechanism is adjusted to the upper end of the building foundation pit through the adjusting module to be detected, the lower knocking module does not need to operate, the connecting rod is pulled to penetrate through the through groove on the fixing frame at the moment, then the connecting rod is rotated ninety degrees, the connecting rod and the through groove are made to be in a crossed cross shape, and the strip structures on the connecting rod can be clamped on the through groove, so that the clamping effect can be started, and the lower knocking block and the disc-shaped cam block are separated from each other due to the self gravity of the connecting rod and the moving ring which are matched to compress the spring.

As a preferred technical scheme of the invention, symmetrical spring telescopic rods are fixedly mounted at the lower end of the movable frame, the lower side ends of the spring telescopic rods are connected with the knocking operation frame, and the spring telescopic rods mainly play a limiting role and ensure that the position of the knocking operation frame cannot deviate in the rotating and lifting process of the threaded rod.

As a preferred technical scheme, the moving mechanism comprises a support frame, a rotating wheel, a threaded rod and an adjusting module, wherein the support frame is symmetrically arranged at two ends of the moving frame, the support frame is rotatably connected with the rotating wheel, the rotating wheel abuts against the outer edge of a foundation pit, the threaded rod is connected to the middle of the moving frame in a threaded fit mode, the lower end of the threaded rod is rotatably connected with the upper side wall of the knocking operation frame, and the adjusting module is arranged at the part of the threaded rod, which is positioned at the upper end of the moving frame; during specific work, the upper end of building foundation ditch is placed to the removal frame, and adjust the position of removing the frame through rotating the wheel, guarantee to remove the frame and be in directly over the building foundation ditch, adjust the adjusting module afterwards, the support frame mainly is the effect of mentioning the removal with rotating the wheel, it can remove in the top of building foundation ditch to guarantee to remove the frame, thereby guarantee to carry out even multiple spot detection with the inside that the knocking mechanism that removes the frame and link to each other can be to the building foundation ditch, thereby can make the more wide of the coverage rate that detects, further accuracy and the authority that the improvement detected.

As a preferred technical scheme of the invention, the adjusting module comprises a first bevel gear, a second bevel gear, vertical plates, a rotating shaft and a hand wheel, the first bevel gear is rotatably installed at the upper end of the movable frame, the first bevel gear is connected with the threaded rod in a threaded fit manner, the second bevel gear is meshed with the first bevel gear and is rotatably installed on the vertical plates, the vertical plates are symmetrically installed at the upper end of the movable frame, the rotating shaft is rotatably connected between the vertical plates through a bearing, one end of the rotating shaft rotatably penetrates through the vertical plates and is connected with the second bevel gear, the other end of the rotating shaft rotatably penetrates through the vertical plates and is connected with the hand wheel, and the hand wheel is rotatably installed on the vertical plates; the specific during operation rotates the hand wheel, rotates through hand wheel control axis of rotation, drives second bevel gear rotation then when the axis of rotation rotates, and second bevel gear drives first bevel gear through the engaged mode and rotates, and first bevel gear comes the lift of control threaded rod through the mode of spiro union in original place pivoted in-process, and the threaded rod drives striking mechanism and carries out the lift operation simultaneously.

In addition, the invention also provides a detection method of the building engineering supervision building foundation pit construction quality detection system, which specifically comprises the following steps:

s1, equipment preparation: placing the whole movable frame above the building foundation pit, and well adjusting the position of the movable frame;

s2, equipment adjustment: the position of the knocking mechanism is adjusted through a hand wheel in the adjusting module to be positioned at the lowest end of the foundation pit;

s3, quality detection: the knocking mechanism is used for controlling the knocking rod to perform impact quality detection on the concrete wall of the side wall of the building foundation pit, the lower knocking module is used for controlling the lower knocking block to perform impact quality detection on the concrete wall of the lower side wall of the building foundation pit, the movable frame is driven to perform intermittent motion in the detection process, the detection position is adjusted through the adjusting module, and the detection operation of the knocking mechanism and the lower knocking module is repeated until the whole building foundation pit is detected;

s4, detection record: and after the building foundation pit is detected, recording the condition of the impacted building foundation pit in detail, and issuing a detection report to determine the quality of the building foundation pit.

(III) advantageous effects

1. The invention provides a building engineering supervision construction foundation pit construction quality detection system and a detection method, wherein a knocking mechanism mainly performs reciprocating knocking on the side walls of the left end and the right end of a building foundation pit through a knocking rod, effective detection is performed in a knocking mode, compared with a traditional observation method, knocking detection in the invention has more authority and accuracy, cracks and large-area falling are generated on the surface of the building foundation pit or not through repeated knocking of a knocking block, and the detected condition is recorded in detail.

2. The invention provides a building engineering supervision building foundation pit construction quality detection system and a detection method.

3. The invention provides a building engineering supervision building foundation pit construction quality detection system and a detection method, wherein a stabilizing module is mainly used for improving the stability of equipment, when a knocking mechanism knocks, certain vibration and inertia can be generated due to high-speed movement of the knocking mechanism, a supporting leg is abutted against the ground to play a certain fixing role, and meanwhile, the supporting leg is matched with a threaded rod, so that the stability of the equipment can be further improved in a two-point supporting mode, the situation that the screwed point of the threaded rod is damaged in the long-time running process of the equipment is avoided, and the service life of the equipment is further prolonged.

4. The invention provides a building engineering supervision construction foundation pit construction quality detection system and a detection method, wherein a support frame and a rotating wheel mainly play a role in controlling the movement of equipment, and the movable frame can be ensured to move above a building foundation pit, so that a knocking mechanism connected with the movable frame can be ensured to carry out uniform multi-point detection on the interior of the building foundation pit, the coverage rate of detection can be promoted to be wider, and the accuracy and authority of detection can be further improved.

5. The invention provides a construction quality detection system and a detection method for building foundation pit of building engineering supervision.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic view of a first perspective structure of the present invention;

FIG. 2 is a schematic diagram of a second perspective structure of the present invention;

FIG. 3 is a schematic structural view of the knocking mechanism and the moving mechanism of the present invention;

FIG. 4 is a schematic structural view of the striking mechanism of the present invention;

FIG. 5 is a schematic structural view of a lower tapping module of the present invention;

FIG. 6 is a first perspective partial cross-sectional view of the tapping rod of the present invention;

FIG. 7 is a second perspective, partially cross-sectional view of the tapping rod of the present invention;

fig. 8 is a flow chart of the present invention.

Detailed Description

The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.

As shown in fig. 1 to 8, a construction quality detection system for building foundation pit supervision in building engineering comprises a movable frame 1, a knocking mechanism 2 and a moving mechanism 3, wherein the knocking mechanism 2 is fixedly installed at the lower end of the movable frame 1, and the moving mechanism 3 is arranged on the knocking mechanism 2; during specific work, the position of the knocking mechanism 2 is controlled through the moving mechanism 3, so that the knocking mechanism 2 can perform multipoint detection on the inside of the building foundation pit, and the accuracy of detection data is guaranteed.

The stabilizing module 28 comprises a stabilizing frame 281, a stabilizing block 282, a telescopic cylinder 283, supporting legs 284 and walking wheels 285, wherein the stabilizing frame 281 is fixedly installed on the outer side wall of the knocking operation frame 21, the telescopic cylinder 283 is installed at the upper end of the stabilizing frame 281, the output end of the telescopic cylinder 283 slidably penetrates through the stabilizing frame 281 and is connected with the stabilizing block 282, the stabilizing block 282 is slidably arranged inside the stabilizing frame 281, the supporting legs 284 are hinged to the lower end of the stabilizing block 282, the supporting legs 284 are of a splayed structure, damping springs are fixedly installed in the middle of the supporting legs 284, and the lower ends of the supporting legs 284 are rotatably connected with the walking wheels 285; during specific work, output through telescopic cylinder 283 drives the downward motion of steady piece 282, it can contact with the bottom of building foundation ditch to guarantee walking wheel 285 on the supporting leg 284 of steady piece 282 lower extreme, can produce certain vibrations and inertia because its high-speed motion when knocking mechanism 2 strikes, consequently support through supporting leg 284 and lean on subaerial, play certain fixed action, cooperate each other with threaded rod 33 on the supporting leg 284 simultaneously, can further improve equipment's stability through the mode of two point supports, avoid equipment at long-time moving in-process, destroy threaded rod 33's spiro union point, further improve equipment's life.

A driving motor 276 is fixedly installed on the outer side wall of the fixed frame 271, the output shaft of the driving motor 276 is rotatably arranged to penetrate through the fixed frame 271 and the knocking operation frame 21, the middle part of the output end of the driving motor 276 is connected with the disc-shaped cam block 272, and the top part of the output end of the driving motor 276 is connected with the rotary control member 22; the driving motor 276 drives the rotation control member 22 and the disc cam block 272 to rotate together through the lengthened output shaft, and the operation of a plurality of structures is realized through one driving source, so that the use efficiency of the equipment can be effectively improved, and the consumption of cost is reduced.

The connecting rod 275 slides and penetrates through the fixed frame 271 to be arranged, and a through groove which penetrates through the connecting rod 275 in a sliding mode is of a strip-shaped structure on the fixed frame 271, the connecting rod 275 is located at the position of the through groove and is provided with the strip-shaped structure corresponding to the through groove in a one-to-one mode, when the knocking mechanism 2 is adjusted to the upper end of a building foundation pit through the adjusting module 34 to be detected, the knocking module 27 does not need to operate, the connecting rod 275 penetrates through the through groove in the fixed frame 271 in a pulling mode at the moment, then the connecting rod 275 is rotated by ninety degrees, the connecting rod 275 and the through groove are made to be crossed cross-shaped, the strip-shaped structure on the connecting rod 275 can be clamped on the through groove, the clamping effect can be started, the compressing spring is matched through the connecting rod 275 and the moving ring 274, the knocking block 273 is made to be separated from the disc cam block 273 to the disc cam block 272 due to the self gravity.

The lower extreme fixed mounting that removes frame 1 has the spring telescopic link 11 of symmetry, and the downside end of spring telescopic link 11 links to each other with knocking operation frame 21, and spring telescopic link 11 mainly plays spacing effect, guarantees that threaded rod 33 can not take place the skew at the in-process that rotates the lift and knock operation frame 21 position.

The moving mechanism 3 comprises a support frame 31, a rotating wheel 32, a threaded rod 33 and an adjusting module 34, the support frame 31 is symmetrically installed at two ends of the moving frame 1, the support frame 31 is rotatably connected with the rotating wheel 32, the rotating wheel 32 abuts against the outer edge of the foundation pit, the threaded rod 33 is connected to the middle of the moving frame 1 in a threaded fit mode, the lower end of the threaded rod 33 is rotatably connected with the upper side wall of the knocking operation frame 21, and the adjusting module 34 is arranged on the portion, located at the upper end of the moving frame 1, of the threaded rod 33; during specific work, the upper end of building foundation ditch is placed to removal frame 1, and adjust the position of removing frame 1 through rotating wheel 32, guarantee to remove frame 1 and be in directly over the building foundation ditch, adjust adjusting module 34 afterwards, support frame 31 and rotation wheel 32 mainly are the effect that the removal of control removal frame 1 removed, it can remove in the top of building foundation ditch to guarantee to remove frame 1, thereby guarantee to carry out even multiple spot detection with the inside of building foundation ditch that knocking mechanism 2 that removes frame 1 links to each other can carry out, thereby can make the coverage rate more wide that detects, further accuracy and authority that the improvement detected.

The adjusting module 34 comprises a first bevel gear 341, a second bevel gear 342, a vertical plate 343, a rotating shaft 344 and a hand wheel 345, the first bevel gear 341 is rotatably mounted at the upper end of the movable frame 1, the first bevel gear 341 is connected with the threaded rod 33 in a threaded fit manner, the second bevel gear 342 is meshed with the first bevel gear 341, the second bevel gear 342 is rotatably mounted on the vertical plate 343, the vertical plates 343 are symmetrically mounted at the upper end of the movable frame 1, the rotating shaft 344 is rotatably connected between the vertical plates 343 through a bearing, one end of the rotating shaft 344 rotatably penetrates through the vertical plate 343 to be connected with the second bevel gear 342, the other end of the rotating shaft 344 rotatably penetrates through the vertical plate 343 to be connected with the hand wheel 345, and the hand wheel 345 is rotatably mounted on the vertical plate 343; during specific work, the hand wheel 345 is rotated, the rotating shaft 344 is controlled to rotate through the hand wheel 345, the second bevel gear 342 is driven to rotate when the rotating shaft 344 rotates, the second bevel gear 342 drives the first bevel gear 341 to rotate in a meshing mode, the first bevel gear 341 controls the lifting of the threaded rod 33 in a screwing mode in the process of rotating in situ, and meanwhile, the threaded rod 33 drives the knocking mechanism 2 to perform lifting operation.

The knocking mechanism 2 comprises a knocking operation frame 21, a rotation control member 22, a fixed column 23, a square plate 24, a sliding groove 25, a knocking rod 26, a lower knocking module 27 and a stabilizing module 28, wherein the knocking operation frame 21 is of a hollow structure, the rotation control member 22 is rotatably connected to one side of the inner side wall of the knocking operation frame 21, the fixed column 23 is fixedly installed on the outer side wall of the rotation control member 22, the square plate 24 is slidably arranged on the other side of the inner side wall of the knocking operation frame 21, the sliding groove 25 is formed in the square plate 24 and is of an arc-shaped structure, the sliding groove 25 in the square plate 24 is slidably connected with the fixed column 23, the square plate 24 is slidably installed on the outer side face of the rotation control member 22, the knocking rod 26 is fixedly installed at two ends of the square plate 24, the knocking rod 26 slidably penetrates through the outer side wall of the knocking operation frame 21, and the lower knocking module 27 is fixedly installed on the outer side face of the knocking operation frame 21, the lower end of the knocking operation frame 21 is provided with a stabilizing module 28; during specific work, the driving motor 276 is started, the driving motor 276 drives the rotation control member 22 to rotate, the rotation control member 22 drives the fixed column 23 to rotate in the rotating process, when the fixed column 23 rotates, the square plate 24 which is mutually matched with the fixed column 23 through the sliding groove 25 reciprocates left and right in the rotating process of the fixed column 23, and in the left and right reciprocating process of the square plate 24, the knocking rod 26 fixedly connected with the upper part of the building foundation pit moves left and right, at the moment, the knocking rod 26 performs reciprocating knocking on the surface of the building foundation pit, in the process of knocking, the lower end of the building foundation pit also needs to be detected simultaneously, so that the lower knocking module 27 mainly has the effect of knocking the lower end of the building foundation pit for detection, the stabilizing module 28 mainly has the effect of improving the stability of the whole device, the knocking rod 26 is of an adjustable structure, and the inner wall of the building foundation pit can be subjected to point-shaped knocking and surface-shaped knocking by changing different areas.

The knocking rod 26 comprises a knocking column 261, a knocking block 263, a placing hole 267, a protecting cover 264 and a locking piece 260, wherein the knocking column 261 is fixedly installed at two ends of the square plate 24, one end, far away from the square plate 24, of the knocking column 261 is of a spherical structure, one end, close to the square plate 24, of the knocking column 261 is of a square structure, a clamping groove is uniformly formed in the knocking column 261, the front end of the knocking column 261 is connected with the knocking column 263 in a sliding mode, the knocking block 263 is of an outer circle inner square structure, one end, far away from the knocking column 261, of the knocking block 263 is provided with the placing hole 267, the inside of the knocking block 263 is of a hollow structure, the knocking column 261 is sleeved with the knocking block 263 in a sliding mode, the one end, far away from the knocking column 261, of the knocking block; during specific work, under the initial condition, striking block 263 is located the one end that striking post 261 is closest to square board 24, mainly carry out striking quality detection through striking post 261 to the concrete of laying on the inner wall of building foundation ditch this moment, adjust striking block 263's position after striking post 261 detects to finish, adopt striking block 263 to carry out striking detection to the inner wall of building foundation ditch this moment, when striking block 263 adjusts to covering striking post 261, fix it through retaining member 260, later with protective cover 264 at striking block 263's side, can realize like this that striking block 263 carries out striking detection with whole side to the inner wall of building foundation ditch, detect through punctiform and two kinds of different modes of face-like, can effectual improvement efficiency of detecting.

The lower knocking module 27 comprises a fixed frame 271, a disc-shaped cam block 272, a lower knocking block 273, a moving ring 274 and a connecting rod 275, the fixed frame 271 is fixedly connected to the outer side surface of the knocking operation frame 21, the disc-shaped cam block 272 is rotatably connected to the inner side wall of the fixed frame 271, the disc-shaped cam block 272 is connected with the lower knocking block 273 in a propping and abutting mode, the lower knocking block 273 is of a T-shaped structure, the lower knocking block 273 slidably penetrates through the lower side wall of the fixed frame 271, the moving ring 274 is sleeved on the outer side wall of the lower knocking block 273, a spring is sleeved on the part, located between the moving ring 274 and the fixed frame 271, of the lower knocking block 273, the connecting rod 275 is symmetrically rotatably installed on the lower side wall of the moving ring 274, and the connecting rod 275 slidably penetrates through the fixed frame 271; when the lower knocking module 27 works specifically, the disc cam block 272 is driven to rotate by the driving motor 276, the lower knocking block 273 abutted against the disc cam block 272 moves up and down when the disc cam block 272 rotates, when the bulge of the disc cam block 272 rotates to the lowest end, the lower knocking block 273 moves downwards to impact the lower end of the building foundation pit, when the depression of the disc cam block 272 rotates to the lowest end, the lower knocking block 273 is jacked up by the compressed elastic force of the compression spring between the lower knocking block 273 so as to promote the lower knocking block 273 to move upwards, the lower knocking block 273 can perform knocking detection on the lower end of the building foundation pit through rapid vertical reciprocating motion, the lower knocking module 27 can perform knocking detection only when the whole knocking mechanism 2 is positioned at the lowest end of the building foundation pit, and when the knocking mechanism 2 is positioned at the lowest end of the building foundation pit, meanwhile, the movable frame 1 is controlled to move forwards, so that the whole knocking mechanism 2 and the lower knocking module 27 can detect the range of the lowest end of the building foundation pit; when the lower knock module 27 is lifted by the adjustment module 34, the lower knock module 27 loses its function, and the lower knock module 27 does not need to be detected.

The locking member 260 comprises a threaded rod 266, a wedge block 265, a limiting block 268 and a locking rod 262, the wedge block 265 is arranged in the impact block 263 in a sliding mode, one end, close to the protective cover 264, of the wedge block 265 is of an inclined surface structure, the limiting block 268 is fixedly installed at one end, far away from the protective cover 264, of the wedge block 265, the limiting block 268 is arranged on the inner wall of the impact block 263 in a sliding mode, the limiting block 268 is connected with the threaded rod 266 in a rotating mode, the threaded rod 266 is arranged in a threaded mode with the outer side wall of the impact block 263, the locking rod 262 is arranged in the position, close to the wedge block 265, of the impact block 263 in a sliding mode and arranged in a clamping groove formed in the impact column 261, and a spring is sleeved on the locking rod 262; during specific work, after the impact column 261 finishes detecting the inner wall of the building foundation pit, the position of the impact block 263 is adjusted, at this time, the impact block 263 slides on the impact column 261 by pushing, and after the impact block 263 is adjusted to a specified position, the threaded rod 266 is rotated, the threaded rod 266 continuously pushes the wedge block 265 to move towards the direction of the protective cover 264 in the rotating process, at this time, the wedge block 265 presses the locking rod 262 through the inclined surface, the locking rod 262 is pressed through the inclined surface, the locking rod 262 gradually moves downwards and is inserted into the clamping groove, at this time, the spring is also compressed, when the locking rod 266 moves to the lower end of the wedge block 265, the locking rod 262 is pressed to the plane of the lower end of the wedge block 265, then the wedge block 265 continues to move, at this time, the locking rod 262 is pressed by the wedge 265, and the wedge 265 slides at the upper end of the locking rod 262 until the locking rod 262 is contacted, the locking lever 265 is blocked by the limiting block 268, at this time, the striking block 263 moves to the limit position and cannot move forward continuously, the striking block 263 is fixed by the locking lever 265 and cannot retract, the striking block 263 wraps the striking column 261 in the striking block, at this time, the protective cover 264 is covered for striking detection, and the threaded rod 266 mainly prevents the wedge 265 from being bounced off by the compression elasticity of the spring through the meshing of the threads.

s1, equipment preparation: placing the whole movable frame 1 above a building foundation pit, and well adjusting the position of the movable frame 1;

s2, equipment adjustment: the position of the knocking mechanism 2 is adjusted through a hand wheel 345 in the adjusting module 34 to be positioned at the lowest end of the foundation pit;

s3, quality detection: the knocking rod 26 is controlled by the knocking mechanism 2 to perform impact detection on the concrete wall of the side wall of the building foundation pit, the lower knocking block 273 is controlled by the lower knocking module 27 to perform impact detection on the concrete wall of the lower side wall of the building foundation pit, the moving frame 1 is driven to perform intermittent motion in the detection process, the detection position is adjusted by the adjusting module 34, and the detection operation of the knocking mechanism 2 and the lower knocking module 27 is repeated until the whole building foundation pit is detected;

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a building engineering manages building foundation ditch construction quality detecting system, includes removal frame (1), knocking mechanism (2) and moving mechanism (3), its characterized in that: the lower end of the moving frame (1) is fixedly provided with a knocking mechanism (2), and the knocking mechanism (2) is provided with a moving mechanism (3);

the knocking mechanism (2) comprises a knocking operation frame (21), a rotating control piece (22), a fixed column (23), a square plate (24), a sliding groove (25), a knocking rod (26), a lower knocking module (27) and a stabilizing module (28), the knocking operation frame (21) is of a hollow structure, the rotating control piece (22) is rotatably connected to one side of the inner side wall of the knocking operation frame (21), the fixed column (23) is fixedly installed on the outer side wall of the rotating control piece (22), the square plate (24) is slidably arranged on the other side of the inner side wall of the knocking operation frame (21), the sliding groove (25) is formed in the square plate (24), the sliding groove (25) is of an arc-shaped structure, the sliding groove (25) in the square plate (24) is slidably connected with the fixed column (23), the square plate (24) is slidably installed on the outer side wall of the rotating control piece (22), the knocking rods (26) are fixedly installed at two ends of the square plate (24), the knocking rod (26) penetrates through the outer side wall of the knocking operation frame (21) in a sliding mode, a lower knocking module (27) is fixedly mounted on the outer side surface of the knocking operation frame (21), and a stabilizing module (28) is arranged at the lower end of the knocking operation frame (21);

the knocking rod (26) comprises a knocking column (261), a knocking block (263), a placing hole (267), a protective cover (264) and a locking piece (260), the knocking column (261) is fixedly installed at two ends of the square plate (24), one end, far away from the square plate (24), of the knocking column (261) is of a spherical structure, one end, close to the square plate (24), of the knocking column (261) is of a square structure, a clamping groove is uniformly formed in the knocking column (261), the front end of the knocking column (261) is connected with the knocking block (263) in a sliding mode, the knocking block (263) is of an outer circle inner square structure, the placing hole (267) is formed in one end, far away from the knocking column (261), of the knocking block (263), the interior of the impact block (263) is of a hollow structure, the impact block (263) is slidably sleeved on the impact column (261), one end, far away from the impact column (261), of the impact block (263) is in threaded connection with a protective cover (264), and locking pieces (260) are symmetrically arranged at one end, far away from the protective cover (264), of the impact block (263) from top to bottom;

the lower knocking module (27) comprises a fixed frame (271), a disc-shaped cam block (272), a lower knocking block (273), a moving ring (274) and a connecting rod (275), the fixed frame (271) is fixedly connected to the outer side surface of the knocking operation frame (21), the disc-shaped cam block (272) is rotatably connected to the inner side wall of the fixed frame (271), the lower knocking block (273) is connected to the disc-shaped cam block (272) in an abutting mode, the lower knocking block (273) is of a T-shaped structure, and strike piece (273) and slide the lower lateral wall that runs through fixed frame (271) down, strike the cover on the lateral wall of piece (273) down and be equipped with shift ring (274), strike the part cover that piece (273) is located between shift ring (274) and fixed frame (271) down and be equipped with the spring, symmetrical rotation installs connecting rod (275) on the lower lateral wall of shift ring (274), connecting rod (275) slide and run through fixed frame (271) and set up.

2. The system for detecting the construction quality of the foundation pit of the construction engineering supervision building according to the claim 1, characterized in that: retaining member (260) include threaded rod (266), wedge (265), stopper (268) and check lock lever (262), the inside of striking block (263) slides and is provided with wedge (265), the one end that wedge (265) are close to protective cover (264) is the inclined plane structure, the one end fixed mounting that protective cover (264) were kept away from in wedge (265) has stopper (268), stopper (268) slide and set up on the inner wall of striking block (263), stopper (268) rotate with threaded rod (266) and link to each other, threaded rod (266) and the lateral wall spiro union setting of striking block (263), the inside position department of being close to wedge (265) of striking block (263) is provided with check lock lever (262), check lock lever (262) slide and set up the joint inslot of seting up on striking post (261), and the cover is equipped with the spring on check lock lever (262).

3. The system for detecting the construction quality of the foundation pit of the construction engineering supervision building according to the claim 1, characterized in that: stabilizing module (28) including stabilizing frame (281), stabilize piece (282), telescopic cylinder (283), supporting leg (284) and walking wheel (285), fixed mounting has stabilizing frame (281) on the lateral wall of beating operation frame (21), telescopic cylinder (283) are installed to the upper end of stabilizing frame (281), the output of telescopic cylinder (283) slides and runs through stabilizing frame (281) and links to each other with stabilizing block (282), stabilizing block (282) slide to set up the inside at stabilizing frame (281), the lower extreme of stabilizing block (282) articulates and is provided with supporting leg (284), supporting leg (284) are splayed structure, and the position fixed mounting at supporting leg (284) middle part has damping spring, the lower extreme of supporting leg (284) rotates and is connected with walking wheel (285).

4. The system for detecting the construction quality of the foundation pit of the construction engineering supervision building according to the claim 1, characterized in that: the outer side wall of the fixed frame (271) is fixedly provided with a driving motor (276), an output shaft of the driving motor (276) rotates to penetrate through the fixed frame (271) and the knocking operation frame (21), the middle of the output end of the driving motor (276) is connected with the disc-shaped cam block (272), and the top of the output end of the driving motor (276) is connected with the rotation control piece (22).

5. The system for detecting the construction quality of the foundation pit of the construction engineering supervision building according to the claim 1, characterized in that: the connecting rod (275) slides and penetrates through the fixed frame (271) and is of a strip-shaped structure, the penetrating groove which penetrates through the fixed frame (271) in a sliding mode is of a strip-shaped structure, and the strip-shaped structure which corresponds to the penetrating groove in a one-to-one mode is arranged at the position, located in the penetrating groove, of the connecting rod (275).

6. The system for detecting the construction quality of the foundation pit of the construction engineering supervision building according to the claim 1, characterized in that: the lower end of the movable frame (1) is fixedly provided with symmetrical spring telescopic rods (11), and the lower side ends of the spring telescopic rods (11) are connected with the knocking operation frame (21).

7. The system for detecting the construction quality of the foundation pit of the construction engineering supervision building according to the claim 1, characterized in that: moving mechanism (3) are including support frame (31), rotate wheel (32), threaded rod (33) and adjusting module (34), support frame (31) are installed to the equal symmetry in both ends of removal frame (1), support frame (31) rotate with rotation wheel (32) and are connected, and rotate wheel (32) and lean on the outer edge at the foundation ditch, the middle part of removal frame (1) is connected with threaded rod (33) through screw-thread fit's mode, and the lower extreme of threaded rod (33) rotates with the last lateral wall that strikes operation frame (21) and links to each other, threaded rod (33) are located the part of removal frame (1) upper end and are provided with adjusting module (34).

8. The system for detecting the construction quality of the foundation pit of the construction engineering supervision building according to the claim 6, wherein: the adjusting module (34) comprises a first bevel gear (341), a second bevel gear (342), a vertical plate (343), a rotating shaft (344) and a hand wheel (345), the first bevel gear (341) is rotatably installed at the upper end of the movable frame (1), the first bevel gear (341) is connected with the threaded rod (33) in a thread fit manner, and a second bevel gear (342) is meshed with the first bevel gear (341), the second bevel gear (342) is rotatably arranged on a vertical plate (343), the vertical plate (343) is symmetrically arranged at the upper end of the movable frame (1), and a rotating shaft (344) is rotatably connected between the vertical plates (343) through a bearing, one end of the rotating shaft (344) rotatably penetrates through the vertical plates (343) to be connected with a second bevel gear (342), the other end of the rotating shaft (344) rotatably penetrates through the vertical plates (343) to be connected with a hand wheel (345), and the hand wheel (345) is rotatably installed on the vertical plates (343).

9. The system for detecting the construction quality of the foundation pit of the construction engineering supervision building according to the claim 8, wherein: the detection method of the building engineering supervision building foundation pit construction quality detection system specifically comprises the following steps:

s1, equipment preparation: placing the whole movable frame (1) above a building foundation pit, and well adjusting the position of the movable frame (1);

s2, equipment adjustment: the position of the knocking mechanism (2) is adjusted through a hand wheel (345) in the adjusting module (34) to be positioned at the lowest end of the foundation pit;

s3, quality detection: the knocking rod (26) is controlled by the knocking mechanism (2) to perform impact quality detection on the concrete wall of the side wall of the building foundation pit, the lower knocking block (273) is controlled by the lower knocking module (27) to perform impact quality detection on the concrete wall of the lower side wall of the building foundation pit, the moving frame (1) is driven to perform intermittent motion in the detection process, the detection position is adjusted by the adjusting module (34), and the detection operation of the knocking mechanism (2) and the lower knocking module (27) is repeated until the whole building foundation pit is detected;