CN213061618U

CN213061618U - Road surface void detection equipment

Info

Publication number: CN213061618U
Application number: CN202021621025.0U
Authority: CN
Inventors: 吕斌; 范学清; 黄厚华; 李国明; 张汝翊; 戴文强; 曾宪威; 张泽钦; 谢福根; 符鹄翔
Original assignee: Guangdong Zhiheng Engineering Management Co ltd
Current assignee: Guangdong Zhiheng Engineering Management Co ltd
Priority date: 2020-08-06
Filing date: 2020-08-06
Publication date: 2021-04-27
Anticipated expiration: 2030-08-06

Abstract

The application relates to a road surface void detection device, which comprises an object stage, a void detector body arranged on the object stage, a data line connected with the input end of the void detector body, and an acoustic sensor connected with one end of the data line far away from the void detector body, the lower end surface of the object stage is provided with a roller component, the lower end surface of the object stage is provided with a containing groove, the sound sensor is arranged on the inner side wall of the containing groove, a through groove communicated with the holding groove is formed in one side of the objective table, a connecting rod extending into the holding groove is arranged in the through groove, two sides of the connecting rod are respectively provided with a rotating shaft, the two rotating shafts are horizontally arranged and are respectively and rotatably connected with two inner side walls which are opposite to the through grooves, the one end that the connecting rod is located the holding tank is provided with the metal pouring weight that is used for knocking the road surface, the one end that the metal pouring weight was kept away from to the connecting rod stretches out logical groove setting. This application has the effect that reduces survey crew working strength.

Description

Road surface void detection equipment

Technical Field

The application relates to the field of concrete pavement disease monitoring, in particular to a pavement void detection device.

Background

At present, the discontinuous diseases among structural layers of the cement concrete pavement usually mean pavement void, the reason for the void is usually the repeated action of vehicle load, and the void problem can cause the diseases such as broken corners, broken plates and the like if the void is not processed in time, thereby influencing the service life of the pavement.

The method for detecting the road surface void comprises a sound vibration method, wherein a detector uses an iron hammer to knock the road surface, uses a sound sensor to collect sound wave information, and transmits data to a void detector through a data line for data analysis, so that the road surface void condition is judged according to the data analysis result.

In view of the above-mentioned related technologies, the inventor thinks that there is a defect that the work intensity of the inspector is large because the inspector needs to carry the main body of the apparatus and bend over to knock the road surface.

SUMMERY OF THE UTILITY MODEL

In order to reduce measurement personnel's working strength, this application provides a road surface detection equipment that comes to nothing.

The application provides a road surface detection equipment that comes to nothing adopts following technical scheme:

a road surface void detection device comprises an object stage, a void detector body arranged in the object stage, a data line connected with the input end of the void detector body, and an acoustic sensor connected with one end of the data line far away from the void detector body, the lower end surface of the object stage is provided with a roller component, the lower end surface of the object stage is provided with a containing groove, the sound sensor is arranged on the inner side wall of the containing groove, a through groove communicated with the holding groove is formed in one side of the objective table, a connecting rod extending into the holding groove is arranged in the through groove, two sides of the connecting rod are respectively provided with a rotating shaft, the two rotating shafts are horizontally arranged and are respectively and rotatably connected with two inner side walls which are opposite to the through grooves, the one end that the connecting rod is located the holding tank is provided with the metal pouring weight that is used for striking ground, the one end that the metal pouring weight was kept away from to the connecting rod stretches out logical groove setting.

By adopting the technical scheme, the rotating shafts on the two sides of the connecting rod are rotatably connected to the inner side wall of the through groove, one end of the connecting rod extends out of the through groove, so that one end of the connecting rod in the accommodating groove can be swung upwards by stepping on the end, extending out of the through groove, of the connecting rod, the metal weight connected with the connecting rod is highly lifted, when the connecting rod is released, the weight strikes the road surface under the action of self gravity, the sound wave generated by striking is received by the sound sensor on the side wall of the accommodating groove and is transmitted to the emptying detector body for analysis and processing, a detector can conveniently move the emptying detector to a detection point for detection by pushing the objective table and driving the rolling of the roller components, meanwhile, the metal weight is driven to swing upwards by stepping on the metal weight, the ground is struck by falling down under the self gravity, and the condition that the detector, the working strength of detection personnel is favorably reduced.

Preferably, one end of the connecting rod, which is far away from the metal weight, is provided with a pedal, and the pedal extends along the direction parallel to the axis of the rotating shaft.

Through adopting above-mentioned technical scheme for the measurement personnel accessible foot is stepped on the footboard and is realized the last pendulum of metal pouring weight, makes the footboard extend toward the both sides of objective table simultaneously, and the measurement personnel of being convenient for all trample the footboard with left foot or right foot.

Preferably, the step is horizontally disposed when the metal weight is in abutment with the ground.

Through adopting above-mentioned technical scheme, because the cubic that need strike the hammer with the check point, through setting up to the horizontality to footboard initial state for the measurement personnel can follow and down trample the footboard, is favorable to improving the area of contact of footboard and instep, is convenient for put the height with the metal pouring weight.

Preferably, the objective table up end is provided with pushes away the frame, it is close to one side that the objective table was equipped with logical groove to push away the frame, it is provided with the connecting block to push away the frame, the montant is worn to be equipped with along vertical direction by the connecting block, in the montant penetration holding tank, the holding tank is provided with the installation piece with the inside wall that leads to the groove intercommunication, the montant is located the one end rotation of holding tank and connects in installation piece up end, the montant outer peripheral face is provided with the support, the support extends towards keeping away from the montant direction, works as the connecting rod swings to the horizontality just when the support rotates to the connecting rod below, connecting rod and support.

Through adopting above-mentioned technical scheme to the accessible rotates the montant and orders about the support and rotates, with the purpose that the support holds up the connecting rod in order to reduce the metal pouring weight and remove the condition that the in-process takes place the friction with ground at the objective table, the removal of the objective table of being convenient for orders about the simple easy implementation of support pivoted mode through rotating the montant simultaneously, the operator of being convenient for holds up the connecting rod.

Preferably, a triangular reinforcing plate is arranged between the connecting rod and the support piece, and two right-angle edges of the triangular reinforcing plate are fixedly connected with the peripheral surface of the connecting rod and the upper end surface of the support piece respectively.

Through adopting above-mentioned technical scheme, fix two right-angle sides and connecting rod and the support of triangle reinforcing plate, improved the intensity of holding in the palm the piece, be favorable to reducing the support pressurized and crooked condition.

Preferably, the holding tank inside wall is provided with the stopper that is located installation piece top, the stopper is opened has the through-hole that supplies the montant to pass, the montant outer peripheral face with the butt of through-hole inside wall.

Through adopting above-mentioned technical scheme for the through-hole inside wall of stopper provides the pretightning force for the montant, has reduced the condition that the montant rocked, and the detector of being convenient for orders about the montant and rotates.

Preferably, the through-hole inside wall is opened there is the spout, sliding connection has the fixture block in the spout, the spout diapire is provided with the elastic component that orders about the fixture block to stretch out the spout, the fixture block sets up with the slope of the parallel both sides of montant axis, the fixture block stretches out the one end of spout and narrows down towards keeping away from spout diapire direction gradually, the montant outer peripheral face be provided with the draw-in groove of fixture block adaptation, work as the draw-in groove with the fixture block joint and when connecting rod pendulum to the horizontality, connecting rod and support piece up end butt.

By adopting the technical scheme, the clamping effect of the clamping block is further improved under the elastic action of the elastic piece through the clamping of the clamping block and the clamping groove, the situation that the vertical rod rotates due to the vibration of the objective table in the process of moving the objective table is favorably reduced, and the probability that the connecting rod is separated from the supporting piece is favorably reduced; when the vertical rod rotates, the inner side wall of the clamping groove applies extrusion force to the clamping block, the extrusion force is perpendicular to the inclined surface of the clamping block, and component force towards the bottom wall direction of the sliding groove is decomposed by the extrusion force, so that the clamping block is conveniently extruded into the sliding groove, and the rotating function of the vertical rod is normally realized.

Preferably, the two rotating shafts are close to one end of the connecting rod, which is provided with the pedal.

Through adopting above-mentioned technical scheme to make connecting rod wobbling fulcrum be close to the footboard setting, according to lever principle, the accessible orders about the footboard and removes shorter distance and orders about the metal pouring weight and remove longer distance, and the detector of being convenient for puts metal pouring weight to higher position, improves the effect of knocking of metal pouring weight, is convenient for to the collection of sound wave signal.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the two sides of the connecting rod connected with the metal weight blocks are rotatably connected into the through grooves of the objective table, and the operating ends of the connecting rod extend out of the through grooves, so that a detection person can conveniently drive the metal weight blocks to swing upwards to a higher position by stepping on the operating ends of the connecting rod, the road surface is knocked by falling of the metal weight blocks, and data acquisition is carried out on sound waves by using a sound sensor, so that the condition that the detection person bends over to knock the road surface is reduced, and the working intensity of the detection person is favorably reduced;

2. through with the vertical penetration holding tank of montant to rotate and connect in with the holding tank in the installation piece, thereby the accessible rotates the montant and orders about the support on the montant and supports the connecting rod of horizontality, has reduced the metal pouring weight and has taken place the frictional condition with ground in the objective table removal process, the removal of the objective table of being convenient for.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 2 is a vertical sectional view of the stage in the embodiment of the present application.

FIG. 3 is a horizontal sectional view of the stage, the vertical rod and the limiting block in the embodiment of the present application.

Fig. 4 is an enlarged schematic view of a portion a in fig. 3.

Description of reference numerals: 1. an object stage; 11. a roller assembly; 12. pushing the frame; 121. connecting blocks; 13. a storage groove; 14. connecting grooves; 141. a strut; 15. penetrating a groove; 16. a through groove; 17. accommodating grooves; 171. mounting blocks; 172. a limiting block; 173. a chute; 2. a void detector body; 3. a data line; 4. a sound sensor; 5. a connecting rod; 51. a metal weight; 52. a rotating shaft; 53. a pedal; 6. a vertical rod; 61. a cross bar; 62. a holder; 63. a triangular reinforcing plate; 7. a clamping block; 8. an elastic member.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses road surface detection equipment that comes to nothing. Referring to fig. 1 and 2, the road surface void detection apparatus includes an object stage 1, a void detector body 2 mounted on the object stage 1, a data line 3 connected to an input end of the void detector body 2, and an acoustic sensor 4 connected to an end of the data line 3 remote from the void detector body 2. The stage 1 is rectangular. The two ends of the object stage 1 in the length direction are respectively the front end and the rear end of the object stage 1. The end surface is installed wheel components 11 under the objective table 1, and wheel components 11 specifically are the universal wheels of four corners of the end surface under the four branch objective tables 1. A pushing frame 12 is fixed on the upper end surface of the objective table 1, and the pushing frame 12 is arranged near the rear end of the objective table 1. One end of the pushing frame 12 far away from the object stage 1 is bent to the front end far away from the object stage 1.

Referring to fig. 2, the front end of the objective table 1 is provided with a storage groove 13 for accommodating the void detection instrument, the inner side wall of the storage groove 13 close to the lower end surface of the objective table 1 is provided with a connecting groove 14 for the data line 3 to extend into, and the connecting groove 14 is close to the front end of the objective table 1. A support rod 141 is fixed on the bottom wall of the connecting groove 14, and one end of the straight rod support rod 141, which is far away from the bottom wall of the connecting groove 14, is fixedly connected with the sound sensor 4. The terminal surface is opened under objective table 1 has holding tank 17, and holding tank 17 is opened near the one side of objective table 1 front end has wearing groove 15, and sound sensor 4 stretches out wearing groove 15 and sets up.

Referring to fig. 2, a through groove 16 penetrates through one side of the accommodating groove 17 close to the rear end of the object stage 1 along the length direction of the object stage 1. The through-groove 16 extends in the height direction of the stage 1. The extension line of the length of the through groove 16 intersects with the midpoint of the width of the object stage 1. The through groove 16 is provided with a connecting rod 5 in a penetrating way, two rotating shafts 52 which are respectively arranged at two sides of the connecting rod 5 are fixed on the peripheral surface of the connecting rod 5, and the axes of the two rotating shafts 52 are superposed and are parallel to the width direction of the objective table 1. One ends of the two rotating shafts 52 far away from the connecting rod 5 are respectively and rotatably connected with two inner side walls in the width direction of the through groove 16. The shaft 52 is disposed near the lower end surface of the stage 1. One end of the connecting rod 5 located in the accommodating groove 17 is fixed with a metal weight 51 for knocking the road surface, and the metal weight 51 is specifically an iron block. A pedal 53 is fixed at one end of the connecting rod 5 extending out of the object stage 1, and two ends of the pedal 53 extend along the width direction of the object stage 1. The two shafts 52 are provided near one end of the connecting rod 5 where the pedal 53 is provided. When the metal weight 51 abuts the ground, the pedal 53 is horizontally disposed.

Referring to fig. 1 and 3, a connecting block 121 is fixed to one side of the pushing frame 12 facing the front end of the object stage 1, a vertical rod 6 penetrates through the connecting block 121 in the vertical direction, and the vertical rod 6 is cylindrical. In the montant 6 penetrated holding tank 17, holding tank 17 was fixed with the installation piece 171 that is located under connecting block 121 on the side that is close to the 1 rear end of objective table, and montant 6 is located the one end rotation of holding tank 17 and connects in the up end of installation piece 171. The outer peripheral surface of the vertical rod 6 is fixed with a support piece 62, and the support piece 62 is in a long strip shape. The bracket 62 extends away from the vertical bar 6. A triangular reinforcing plate 63 is connected between the connecting rod 5 and the support piece 62, and two right-angle edges of the triangular reinforcing plate 63 are respectively welded and fixed with the peripheral surface of the connecting rod 5 and the upper end surface of the support piece 62. When the connecting rod 5 swings to the horizontal state and the support piece 62 rotates to the lower part of the connecting rod 5, the connecting rod 5 is abutted with the upper end face of the support piece 62. A cross bar 61 perpendicular to the vertical bar 6 is fixed at one end of the vertical bar 6 far away from the mounting block 171.

Referring to fig. 3 and 4, a limiting block 172 is fixed on one side of the receiving groove 17 near the rear end of the object stage 1 and located right above the mounting block 171, and the limiting block 172 is provided with a through hole (not shown in the figure) for the vertical rod 6 to pass through. The peripheral surface of the vertical rod 6 is abutted against the inner side wall of the through hole. The through-hole inside wall is opened there is spout 173, and sliding connection has fixture block 7 in spout 173, and the spout 173 diapire is fixed with the elastic component 8 that drives fixture block 7 and stretch out spout 173, and elastic component 8 specifically is the pressure spring. The two sides of the fixture block 7 parallel to the axis of the vertical rod 6 are obliquely arranged, one end of the fixture block 7 extending out of the sliding groove 173 gradually narrows towards the direction far away from the bottom wall of the sliding groove 173, and a clamping groove (not shown in the figure) matched with the fixture block 7 is formed in the peripheral surface of the vertical rod 6. When the clamping groove is clamped with the clamping block 7 and the connecting rod 5 swings to a horizontal state, the connecting rod 5 is abutted against the upper end face of the support piece 62.

The implementation principle of the road surface void detection equipment in the embodiment of the application is as follows:

before the road surface is subjected to the void detection, a detection person firstly pushes the push frame 12 to push the object stage 1 loaded with the void detector body 2 to the detected road surface, then rotates the operating rod to drive the vertical rod 6 to rotate, simultaneously drives the opening of the clamping groove to be dislocated with the opening of the sliding groove 173, the inner side wall of the clamping groove and the like extrude the clamping block 7, the extrusion force is perpendicular to the inclined surface of the clamping block 7, the extrusion force decomposes a component force towards the bottom wall direction of the sliding groove 173, so that the clamping block 7 is extruded into the sliding groove 173, simultaneously, the rotation of the vertical rod 6 also drives the supporting piece 62 to rotate, the supporting piece 62 moves away from the connecting rod 5, when the connecting rod 5 loses the support of the supporting piece 62 and swings downwards under the gravity of the metal weight 51 until the metal weight 51 is abutted against the ground, and when the road surface is subjected to the void detection, the detection person steps on the pedal 53 by a downward foot, causes the, then the pedal 53 is released, the vehicle falls and strikes the ground under the action of the metal weight 51, the action is repeated three times, the sound wave generated by the three times of striking is received by the sound sensor 4, and the sound wave signal is transmitted to the void detector body 2 through the data piece for analysis and processing, so that the purpose of detecting the road surface is achieved. The pedal 53 is stepped on by the foot, so that the condition that the detecting personnel bend over to knock the road surface is reduced, and the working strength of the detecting personnel is favorably reduced.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a road surface detection equipment that comes to nothing which characterized in that: comprises an object stage (1), a void detector body (2) arranged on the object stage (1), a data line (3) connected with the input end of the void detector body (2) and a sound sensor (4) connected with one end of the data line (3) far away from the void detector body (2), wherein a roller component (11) is arranged on the lower end surface of the object stage (1), a containing groove (17) is formed on the lower end surface of the object stage (1), the sound sensor (4) is arranged on the inner side wall of the containing groove (17), a through groove (16) communicated with the containing groove (17) is formed in one side of the object stage (1), a connecting rod (5) stretching into the containing groove (17) is arranged in the through groove (16), rotating shafts (52) are respectively arranged on two sides of the connecting rod (5), and the rotating shafts (52) are horizontally arranged and respectively connected with the two inner side walls which are opposite to the through groove (16), one end of the connecting rod (5) located in the accommodating groove (17) is provided with a metal weight (51) used for knocking the road surface, and one end, far away from the metal weight (51), of the connecting rod (5) extends out of the through groove (16).

2. The road surface void detection apparatus according to claim 1, characterized in that: one end of the connecting rod (5) far away from the metal weight (51) is provided with a pedal (53), and the pedal (53) extends along the direction parallel to the axis of the rotating shaft (52).

3. The road surface void detection apparatus according to claim 2, characterized in that: when the metal weight (51) is abutted against the ground, the pedal (53) is horizontally disposed.

4. The road surface void detection apparatus according to claim 1, characterized in that: a pushing frame (12) is arranged on the upper end surface of the objective table (1), the pushing frame (12) is close to one side of the objective table (1) provided with a through groove (16), the pushing frame (12) is provided with a connecting block (121), the connecting block (121) is provided with a vertical rod (6) in a penetrating way along the vertical direction, the vertical rod (6) penetrates into the accommodating groove (17), the inner side wall of the accommodating groove (17) communicated with the through groove (16) is provided with an installation block (171), one end of the vertical rod (6) positioned in the accommodating groove (17) is rotatably connected with the upper end surface of the mounting block (171), the outer peripheral surface of the vertical rod (6) is provided with a supporting piece (62), the supporting piece (62) extends towards the direction far away from the vertical rod (6), when the connecting rod (5) swings to a horizontal state and the support piece (62) rotates to the position below the connecting rod (5), the connecting rod (5) is abutted to the upper end face of the support piece (62).

5. The road surface void detection apparatus according to claim 4, characterized in that: a triangular reinforcing plate (63) is arranged between the connecting rod (5) and the support piece (62), and two right-angle edges of the triangular reinforcing plate (63) are fixedly connected with the outer peripheral surface of the connecting rod (5) and the upper end surface of the support piece (62) respectively.

6. The road surface void detection apparatus according to claim 4, characterized in that: the holding tank (17) inside wall is provided with stopper (172) that are located installation piece (171) top, stopper (172) are opened has the through-hole that supplies montant (6) to pass, montant (6) outer peripheral face with the butt of through-hole inside wall.

7. The road surface void detection apparatus according to claim 6, characterized in that: open the through-hole inside wall has spout (173), sliding connection has fixture block (7) in spout (173), spout (173) diapire is provided with elastic component (8) that orders about fixture block (7) and stretch out spout (173), fixture block (7) and the parallel both sides slope of montant (6) axis set up, fixture block (7) stretch out the one end of spout (173) and narrow down towards keeping away from spout (173) diapire direction gradually, montant (6) outer peripheral face be provided with the draw-in groove of fixture block (7) adaptation, work as the draw-in groove with fixture block (7) joint and connecting rod (5) when pendulum to the horizontality, connecting rod (5) and support (62) up end butt.

8. The road surface void detection apparatus according to claim 2, characterized in that: and one ends of the two rotating shafts (52) close to the connecting rod (5) and provided with pedals (53).