CN116087011A

CN116087011A - Concrete resiliometer

Info

Publication number: CN116087011A
Application number: CN202211696417.7A
Authority: CN
Inventors: 张天华
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-12-28
Filing date: 2022-12-28
Publication date: 2023-05-09

Abstract

The invention discloses a concrete resiliometer, which comprises a resiliometer main body and a hollowed-out positioning frame, wherein the resiliometer main body is positioned in the hollowed-out positioning frame; the device main body is positioned through the positioning assembly, stability during testing is improved, then an operator pulls the pull rope and drives the resiliometer main body to move to strike the testing surface by utilizing the auxiliary assembly, then the linkage assembly is utilized to drive the resiliometer main body to retract and transversely move, and simultaneously the pull beads drive the bead wheel to move up and down by utilizing the positioning assembly, so that the resiliometer main body is tested at different positions in a region, and thus, the operation and the test of the resiliometer main body can be completed only by pulling the pull beads and the pull rope on the ground by an operator, further, arm ache of the operator is avoided, the safety of the operator is guaranteed, and the accuracy of the test is guaranteed.

Description

Concrete resiliometer

Technical Field

The invention relates to the technical field of constructional engineering structure detection equipment, in particular to a concrete resiliometer.

Background

The concrete resiliometer is a detection device, is suitable for detecting the strength of common building components, bridges and various concrete components (plates, beams, columns and bridges), and has the main technical index of impact function; spring impact tension spring steel degree; a spring hammer stroke; the maximum static friction force and the just drilling rate of the pointer system are determined to be average;

The test principle is as follows: the concrete resiliometer drives the spring hammer by a spring and the elastic hammer drives the pointer to rebound and indicates the rebound distance by the restoring force of instantaneous elastic deformation generated by the impact of the impact rod on the concrete surface. The compressive strength of concrete is estimated by taking the rebound value (the ratio of the rebound distance to the distance of the hammer to the striking rod before impact, calculated as a percentage) as one of the indexes related to the compressive strength of concrete.

In the working process of the existing concrete resiliometer, the existing concrete resiliometer is basically held by two hands of an operator, the instrument main body is kept perpendicular to a concrete mixing test surface to perform test actions, meanwhile, in order to reduce errors in the measurement process, a plurality of test areas are generally required to be drawn on the tested concrete in one measurement, the test areas are further required to be divided into a plurality of test operations, and further, the physical strength of the operator is greatly consumed, particularly in the test of a house beam, the operator generally needs to perform the test through a heightening device, meanwhile, the beam is relatively close to a roof, therefore, the operator only can make rickets with the body, and the operator can lift the resiliometer high by an arm to perform the test, so that arm ache of the operator can be caused more quickly, the stability of subsequent operation of the operator can be influenced, and the test accuracy is directly influenced.

Disclosure of Invention

The invention aims to provide a concrete resiliometer for solving the problems in the background art.

In order to achieve the above purpose, the present invention provides the following technical solutions: the concrete resiliometer comprises a resiliometer main body, and further comprises a hollowed-out positioning frame, wherein the resiliometer main body is positioned in the hollowed-out positioning frame;

the positioning assembly is utilized to enable the hollowed-out positioning frame to be positioned in the area to be detected;

the bead wheel is arranged on the hollowed-out positioning frame;

the bead pulling device comprises a bead pulling wheel, a bead pulling wheel and a bead pulling wheel, wherein the bead pulling wheel is connected with the bead pulling wheel;

the positioning assembly is arranged on the hollowed-out positioning frame, pulls the bead pulling wheel to drive the bead wheel to rotate, and drives the resiliometer main body to longitudinally move by utilizing the positioning assembly;

the pull rope is arranged on the hollowed-out positioning frame;

the auxiliary component is arranged on the hollowed-out positioning frame;

the linkage assembly is used for pulling the pull rope and driving the resiliometer main body to strike the test surface, the linkage assembly is used for driving the resiliometer main body to retract and transversely move, and the device is different from the prior art in the actual use process, positioning operation is performed on the device main body through the positioning assembly, stability in the test is further improved, then an operator pulls the pull rope and drives the resiliometer main body to move to strike the test surface through the auxiliary assembly, then the linkage assembly is used for driving the resiliometer main body to retract and transversely move, the pull bead is pulled simultaneously to drive the bead wheel to rotate, and the positioning assembly is used for driving the resiliometer main body to move up and down, so that the resiliometer main body can be tested at different positions in one test area, operation and test on the resiliometer main body can be completed only by pulling the pull bead and the pull rope on the ground, arm ache of the operator is avoided, safety of the operator is guaranteed simultaneously, and the accuracy of the test is guaranteed.

Preferably, the positioning assembly comprises an electric multi-stage telescopic rod arranged at the bottom end of the hollowed positioning frame, a cylinder is arranged at the bottom end of the electric multi-stage telescopic rod, a plurality of supporting leg assemblies are uniformly arranged at one end of the cylinder at equal intervals, a synchronizing assembly is arranged in the cylinder, and the electric multi-stage telescopic rod is started to drive the cylinder to move and drive the supporting leg assemblies to open and support the hollowed positioning frame by utilizing the synchronizing assembly;

the electric push rod is arranged at the top end of the hollowed-out positioning frame, a positioning plate is arranged at the top end of the electric push rod, positioning columns are arranged at two ends of the positioning plate, and the electric push rod is started to drive one end of each positioning column to tightly abut against a roof.

Preferably, the supporting leg assembly comprises a supporting leg arranged at one end of the cylinder, a first shaft is arranged on the cylinder, a first connecting rod is arranged between the first shaft and the supporting leg, one end of the first connecting rod rotates relative to the supporting leg, a second connecting rod is arranged at one side of the first connecting rod, and two ends of the second connecting rod rotate relative to the supporting leg and the cylinder respectively;

the synchronous assembly comprises a second shaft arranged in the cylinder, a first worm wheel is arranged on the first shaft, a first worm meshed with the first worm wheel is arranged on the second shaft, and the second shaft is rotated to drive the supporting legs to deflect;

The electric multi-stage telescopic rod is characterized in that an oblique fluted disc I is arranged at one end of the shaft II, a shaft III is arranged on the cylinder, an oblique toothed disc II meshed with the oblique toothed disc I is arranged on the shaft III, one end of the shaft III penetrates through the cylinder and is provided with a fluted disc III, a rack is arranged on the fixed end of the electric multi-stage telescopic rod, and the electric multi-stage telescopic rod is started to drive the fluted disc III to roll along the rack so as to enable the shaft II to rotate.

Preferably, a moving column is arranged in the supporting leg, a ball is arranged at the bottom end of the moving column, a fluted disc IV is arranged in the supporting leg, a plurality of tooth grooves meshed with the fluted disc IV are uniformly formed in one side of the moving column at equal intervals, a plurality of teeth protruding first meshed with the fluted disc IV are uniformly formed in one end of the connecting rod II at equal intervals, and the connecting rod II is deflected to open so as to drive the moving column to move, so that the ball contacts the ground;

the positioning column is hollow in design and is internally provided with a sliding column, a spring is arranged in the positioning column, one end of the spring is connected with the sliding column, and one end of the sliding column is provided with a roller.

Preferably, the positioning assembly comprises a sliding block arranged in the hollowed-out positioning frame, the sliding block is connected with the resiliometer main body, displacement plates are arranged on two sides of the sliding block, a guide rod is arranged between the two displacement plates, the guide rod slides through the sliding block, one side of the displacement plate is provided with a group of shafts IV, synchronous pulleys are arranged on the group of shafts IV, the two synchronous pulleys are connected through a synchronous belt, the displacement plates are fixed with the synchronous belt, and the shafts IV are rotated to drive the resiliometer to move;

The two shafts at one end of the hollowed-out positioning frame are respectively provided with a worm wheel II, the hollowed-out positioning frame is provided with a shaft five, the shaft five is connected with the bead wheel, two ends of the shaft five are respectively provided with a worm II, the two worms II are correspondingly meshed with the two worm wheels II, and the bead pulling device is pulled to drive the shaft four to rotate.

Preferably, the auxiliary assembly comprises a sliding plate arranged on the sliding block, and a connecting assembly for connecting the resiliometer main body is arranged on the sliding plate;

a guide rail is arranged on one side of the sliding plate, the guide rail slides through the sliding plate, a fluted disc five is arranged on the sliding block, a plurality of tooth protrusions two meshed with the fluted disc five are uniformly arranged on the sliding plate at equal intervals, a shaft six is arranged on the fluted disc five, the shaft six is connected with the sliding block, and the shaft six is rotated to drive the resiliometer main body to move and collide;

the shaft six is provided with a swing rod, the swing rod is connected with the pull rope, and the pull rope is pulled to drive the shaft six to rotate.

Preferably, the linkage assembly comprises a torsion spring arranged on the shaft six, the shaft six is rotated to drive the resiliometer main body to move, and then the torsion spring is utilized to reset to drive the resiliometer main body to reset;

A shaft seven is arranged between the two displacement plates, a reciprocating screw rod is arranged on the shaft seven, a sliding block matched with the reciprocating screw rod is arranged in the sliding block, the reciprocating screw rod penetrates through the sliding block and the sliding block, and the sliding block is driven to move by rotating the shaft seven;

a fluted disc six is arranged at one end of the shaft seven, a shaft eight is arranged between the two displacement plates, the shaft eight penetrates through the sliding block, a fluted disc seven meshed with the fluted disc six is arranged at one end of the shaft eight, and the shaft eight is rotated to drive the shaft seven to rotate;

a hollow shaft nine is arranged on the sliding block, a shaft eight penetrates through the hollow shaft nine, a sliding protrusion two is arranged in the hollow shaft nine, a sliding groove two is formed in the shaft eight, and one end of the sliding protrusion two is located in the sliding groove two;

the sliding block is provided with a hollow fluted disc eight meshed with the fluted disc five, a ratchet assembly connected with the hollow shaft nine is arranged in the hollow fluted disc eight, and the rebound instrument main body is retracted and the hollow shaft nine is driven to rotate by utilizing the ratchet assembly, so that the shaft eight rotates.

Preferably, the bottom end of the hollowed positioning frame is provided with a mounting frame, the top end of the electric multistage telescopic rod is provided with a shaft, the shaft is connected with the mounting frame, the mounting frame is provided with a first bolt, and one end of the first bolt penetrates through the mounting frame and contacts with the electric multistage telescopic rod.

Preferably, the connecting assembly comprises a first arc-shaped plate arranged on the sliding plate, and the first arc-shaped plate is fixed with the resiliometer main body.

Preferably, the connecting assembly comprises a second arc plate arranged on the sliding plate, a third arc plate is arranged on one side of the second arc plate, one end of the third arc plate rotates relative to the second arc plate, a second bolt is arranged at one end of the third arc plate, the resiliometer main body is located between the second arc plate and the third arc plate, and one end of the second bolt penetrates through the third arc plate and is in contact with and propped against the second arc plate.

The invention has at least the following beneficial effects:

in actual use, the device main body is subjected to positioning operation through the positioning assembly, stability during testing is improved, then an operator pulls the stay cord and drives the resiliometer main body to move to strike the testing surface through the auxiliary assembly, then the resiliometer main body is driven to retract and transversely move through the linkage assembly, the pull beads are pulled to drive the bead wheel to rotate simultaneously, and the positioning assembly is utilized to drive the resiliometer main body to move up and down, so that the resiliometer main body is tested at different positions in one measuring area, and therefore the operator only needs to pull the beads and the stay cord on the ground to complete operation and testing of the resiliometer main body, arm ache of the operator is avoided, safety of the operator is guaranteed, and accuracy of testing is guaranteed.

Drawings

FIG. 1 is a schematic view of the overall structure of embodiment 1 of the present invention;

FIG. 2 is a schematic view of the partial cross-section of FIG. 1 in accordance with the present invention;

FIG. 3 is a schematic view of the partial cross-section of FIG. 2 in accordance with the present invention;

FIG. 4 is a schematic view of the partial cross-section of FIG. 3 in accordance with the present invention;

FIG. 5 is a schematic view of the partial cross-section of FIG. 4 in accordance with the present invention;

FIG. 6 is a schematic overall structure of embodiment 2 of the present invention;

FIG. 7 is a schematic view of the partial cross-section of FIG. 6 in accordance with the present invention;

FIG. 8 is a schematic view of the partial cross-section of FIG. 7 in accordance with the present invention;

FIG. 9 is a schematic view of the partial cross-section of FIG. 8 in accordance with the present invention;

fig. 10 is a schematic view of the sectional structure of fig. 9 according to the present invention.

In the figure: 1-a resiliometer body; 2-a hollowed-out positioning frame; 3-positioning assembly; 4-bead wheel; 5-bead pulling; 6-positioning assembly; 7-pulling ropes; 8-an auxiliary component; 9-linkage assembly; 21-an electric multi-stage telescopic rod; 22-cylinder; 23-a support leg assembly; 24-synchronizing component; 25-an electric push rod; 26-positioning plates; 27-positioning columns; 28-supporting feet; 29-axis one; 31-first connecting rod; 32-a second connecting rod; 33-axis two; 34-first worm gear; 35-worm one; 36-a first helical gear disk; 37-axis three; 38-a second helical gear disc; 39-fluted disc III; 41-rack; 42-moving the column; 43-balls; 44-fluted disc IV; 45-tooth grooves; 46-tooth convex I; 47-slide column; 48-springs; 49-sliding blocks; 51-displacement plate; 52-a guide rod; 53-axis four; 54-synchronous pulleys; 55-a second worm gear; 56-axis five; 57-worm II; 58-sliding plate; 59-a connection assembly; 61-a guide rail; 62-fluted disc five; 63-tooth convex II; 64-axis six; 65-swinging rod; 66-torsion spring; 67-axis seven; 68-a reciprocating screw rod; 69-sliding blocks; 71-a fluted disc six; 72-axis eight; 73-fluted disc seven; 74-hollow shaft nine; 75-sliding convex II; 76-second sliding groove; 77-hollow fluted disc eight; 78-a ratchet assembly; 79-mounting frame; 81-axis ten; 82-bolt one; 83-arc-shaped plate one; 84-arc plate II; 85-arc plates III; 86-bolt II; 87-roller.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Example 1

Referring to fig. 1-5, the present invention provides the following technical solutions: the concrete resiliometer comprises a resiliometer main body 1 and further comprises a hollowed-out positioning frame 2, wherein the resiliometer main body 1 is positioned in the hollowed-out positioning frame 2, and the hollowed-out positioning frame 2 corresponds to a region;

the positioning component 3 is used for positioning the hollowed-out positioning frame 2 in the area to be detected, so that subsequent operation is convenient;

the bead wheel 4 is arranged on the hollowed-out positioning frame 2;

the bead pulling device comprises a bead pulling device 5, wherein the bead pulling device 5 is connected with a bead wheel 4 and matched with the bead wheel 4;

the positioning assembly 6 is arranged on the hollowed-out positioning frame 2, the bead pulling 5 is pulled to drive the bead wheel 4 to rotate, and the positioning assembly 6 is utilized to drive the resiliometer main body 1 to longitudinally move, so that the resiliometer main body 1 can be tested at different positions in a test area;

The pull rope 7 is arranged on the hollowed-out positioning frame 2;

the auxiliary assembly 8 is arranged on the hollowed-out positioning frame 2;

the linkage assembly 9 pulls the pull rope 7 and drives the resiliometer main body 1 to strike the test surface by utilizing the auxiliary assembly 8 to complete the test operation, and then the resiliometer main body 1 is driven by utilizing the linkage assembly 9 to retract and transversely move, so that the resiliometer main body 1 is tested at different positions in one area, and therefore, the operation and the test on the resiliometer main body 1 can be completed only by pulling the pull beads 5 and the pull rope 7 on the ground by an operator, further, the arm ache of the operator is avoided, the safety of the operator is guaranteed, and the accuracy of the test is guaranteed.

The positioning assembly 3 comprises an electric multistage telescopic rod 21 arranged at the bottom end of the hollowed positioning frame 2, the extension end of the electric multistage telescopic rod 21 is fixedly connected with a cylinder 22, a plurality of supporting leg assemblies 23 are uniformly arranged at one end of the cylinder 22 at equal intervals, a synchronous assembly 24 is arranged in the cylinder 22, the electric multistage telescopic rod 21 is started to drive the cylinder 22 to move, and the synchronous assembly 24 is used for driving the supporting leg assemblies 23 to open and support the hollowed positioning frame 2, so that the device is supported, and meanwhile, the stability of the device in positioning is improved;

The electric putter 25 of fretwork positioning frame 2 top fixedly connected with, electric putter 25 top fixedly connected with locating plate 26, the equal fixedly connected with reference column 27 in locating plate 26 both ends, start electric putter 25 drive reference column 27 one end tightly support the roof to accomplish the location operation to the device main part, and then stability when improving the test.

The supporting leg assembly 23 comprises a supporting leg 28 arranged at one end of a cylinder 22, a first shaft 29 is rotatably connected to the cylinder 22 through a bearing, a first connecting rod 31 is arranged between the first shaft 29 and the supporting leg 28, the first shaft 29 is fixedly connected with one end of the first connecting rod 31, one end of the first connecting rod 31 is rotatably connected with the supporting leg 28 through a rotating shaft, one end of the first connecting rod 31 rotates relative to the supporting leg 28, one side of the first connecting rod 31 is provided with a second connecting rod 32, two ends of the second connecting rod 32 are rotatably connected with the supporting leg 28 and the cylinder 22 through rotating shafts, and two ends of the second connecting rod 32 rotate relative to the supporting leg 28 and the cylinder 22 respectively;

the synchronous assembly 24 comprises a second shaft 33 which is rotationally connected with the cylinder 22 through a bearing, a first worm wheel 34 is fixedly connected to the first shaft 29, a first worm 35 which is meshed with the first worm wheel 34 is fixedly connected to the second shaft 33, the second shaft 33 drives the first worm 35 to rotate so as to drive the second worm wheel 55 to rotate, the first shaft 29 is driven to rotate so as to drive the first connecting rod 31 to deflect, the supporting leg 28 is driven to deflect and open, and otherwise, the supporting leg 28 is retracted so as to reduce the whole volume of the device, thereby improving the portability of the device;

One end of the second shaft 33 is fixedly connected with a first helical gear disc 36, two shafts three 37 are rotatably connected to the cylinder through bearings, one end of each of the two shafts three 37 is fixedly connected with a second helical gear disc 38 meshed with the first helical gear disc 36, one end of each of the two shafts three 37 penetrates through the cylinder 22, one end of each of the shafts three 37 is fixedly connected with a third fluted disc 39, a rack 41 is fixedly connected to the fixed end of the electric multi-stage telescopic rod 21, the electric multi-stage telescopic rod 21 is started to drive the third fluted disc 39 to roll along the rack 41, so that the shaft three 37 is driven to rotate, the second helical gear disc 38 is driven to rotate, the first helical gear disc 36 is driven to rotate, and the second shaft 33 is driven to rotate.

The support leg 28 is connected with the moving column 42 in a sliding manner, the bottom end of the moving column 42 is connected with the ball 43 in a sliding manner, the fluted disc four 44 is rotationally connected in the support leg 28 through a rotating shaft, a plurality of tooth grooves 45 meshed with the fluted disc four 44 are uniformly formed in one side of the moving column 42 at equal intervals, a plurality of tooth protrusions 46 meshed with the fluted disc four 44 are uniformly and fixedly connected to one end of the connecting rod two 32, a crank is fixedly connected to one shaft three 37, when the support leg 28 is deflected to open for supporting, the ball 43 is just contacted with the ground at the moment, so that after the complete test of one measuring area is completed, the device main body is required to be translated to the next measuring area, the crank is rotated to continuously drive the support leg 28 to deflect, the connecting rod two 32 is driven to deflect, the fluted disc four 44 is driven to rotate, the moving column 42 is driven to stretch out, the ball 43 is driven to move and jack the support leg 28, and the device main body can be conveniently and laborsaving through the ball 43 is driven;

The positioning column 27 adopts a hollow design and is connected with the sliding column 47 in a sliding manner, a spring 48 is arranged in the positioning column 27, two ends of the spring 48 are fixedly connected with the sliding column 47 and the inner wall of the positioning column 27 respectively, one end of the sliding column 47 is rotatably connected with the roller 87 through a rotating shaft, the electric push rod 25 is started to push the roller 87 to retract into the positioning column 27 during positioning, and when the device main body is to be moved, the device main body descends and simultaneously returns by the spring 48 so that the roller 87 extends out of the auxiliary moving device main body, so that the device is stable and convenient.

The positioning assembly 6 comprises a sliding block 49 arranged in a hollowed positioning frame 2, the sliding block 49 is connected with a resiliometer main body 1, displacement plates 51 are arranged on two sides of the sliding block 49, a guide rod 52 is fixedly connected between the two displacement plates 51, the guide rod 52 slides through the sliding block 49, one side of the displacement plate 51 is provided with a group of shafts IV 53, the hollowed positioning frame 2 is fixedly connected with a plurality of bearing seats, the shafts IV 53 are rotationally connected with the bearing seats through bearings, the group of shafts IV 53 are fixedly connected with synchronous pulleys 54, the two synchronous pulleys 54 are connected through synchronous belts, sliding grooves are formed in two sides of the hollowed positioning frame 2, one side of the displacement plate 51 is fixedly connected with mounting protrusions, the mounting protrusions slide through the sliding grooves and are fixedly connected with the synchronous belts, the rotation shafts IV 53 drive the synchronous pulleys 54 to rotate, the synchronous belts are driven to move, the displacement plates 51 are driven to move, and the sliding block 49 are driven to move, and the resiliometer main body 1 is driven to move up and down.

The two shafts four 53 at one end of the hollowed-out positioning frame 2 are fixedly connected with worm wheels two 55, the hollowed-out positioning frame 2 is provided with a shaft five 56, the shaft five 56 is rotationally connected with a bearing seat through a bearing, the shaft five 56 is fixedly connected with a bead wheel 4, two ends of the shaft five 56 are fixedly connected with worm two 57, the two worm two 57 are correspondingly meshed with the two worm wheels two 55, the bead 5 is pulled to drive the bead wheel 4 to rotate, the shaft five 56 is driven to rotate, the worm two 57 is driven to rotate, the worm wheel two 55 is driven to rotate, and the shaft four 53 is driven to rotate.

The auxiliary assembly 8 comprises a sliding plate 58 which is in sliding connection with the sliding block 49, and a connecting assembly 59 which is connected with the rebound apparatus main body 1 is arranged on the sliding plate 58;

a guide rail 61 is fixedly connected to one side of the sliding plate 58, the guide rail 61 passes through the sliding plate 58 in a sliding manner and is connected with the sliding plate 58 in a sliding manner, a fluted disc five 62 is arranged on the sliding block 49, a plurality of tooth protrusions 63 meshed with the fluted disc five 62 are uniformly and fixedly connected to the sliding plate 58 in an equidistant manner, a shaft six 64 is fixedly connected to the fluted disc five 62, the shaft six 64 is rotatably connected with the sliding block 49 through a bearing, and the rotating shaft six 64 drives the fluted disc five 62 to rotate, so that the sliding plate 58 is driven to move, and the resiliometer main body 1 is driven to move to strike a test surface;

the shaft six 64 is fixedly connected with a swing rod 65, the swing rod 65 is fixedly connected with the pull rope 7, and the pull rope 7 is pulled to drive the shaft six 64 to rotate.

The linkage assembly 9 comprises a torsion spring 66 sleeved on a shaft six 64, two ends of the torsion spring 66 are fixedly connected with a swing rod 65 and a sliding block 49 respectively, the rotation shaft six 64 drives the resiliometer main body 1 to move, and then the torsion spring 66 is reset to drive the resiliometer main body 1 to reset, so that preparation is made for the next test;

a shaft seven 67 is rotatably connected between the two displacement plates 51 through a bearing, a reciprocating screw rod 68 is fixedly connected to the shaft seven 67, a sliding block 69 matched with the reciprocating screw rod 68 is fixedly connected to the sliding block 49, the reciprocating screw rod 68 slides through the sliding block 49, the reciprocating screw rod 68 passes through the sliding block 69 and is in threaded connection with the sliding block 69, and the rotating shaft seven 67 drives the reciprocating screw rod 68 to rotate, so that the sliding block 49 is driven to reciprocate left and right;

one end of the shaft seven 67 is fixedly connected with a fluted disc six 71, a shaft eight 72 is rotatably connected between the two displacement plates 51 through a bearing, the shaft eight 72 slides through the sliding block 49, one end of the shaft eight 72 is fixedly connected with a fluted disc seven 73 meshed with the fluted disc six 71, and the rotating shaft eight 72 drives the fluted disc seven 73 to rotate so as to drive the fluted disc six 71 to rotate and further drive the shaft seven 67 to rotate;

the sliding block 49 is rotatably connected with a hollow shaft nine 74 through a bearing, the shaft eight 72 passes through the hollow shaft nine 74, the inner wall of the hollow shaft nine 74 is fixedly connected with a sliding protrusion two 75, the shaft eight 72 is provided with a sliding groove two 76, and one end of the sliding protrusion two 75 is positioned in the sliding groove two 76 and is in sliding connection with the inner wall of the sliding groove two;

The sliding block 49 is slidably connected with a hollow fluted disc eight 77 meshed with the fluted disc five 62, and a ratchet assembly 78 connected with the hollow shaft nine 74 is arranged in the hollow fluted disc eight 77, so that when the hollow fluted disc eight 77 is driven to rotate by rotating the fluted disc five 62 to drive the resiliometer main body 1 to strike, the hollow fluted disc eight 77 is driven to rotate at the moment, but the hollow shaft nine 74 is not driven to rotate by the ratchet assembly 78 due to the existence of the ratchet assembly 78, otherwise, when the resiliometer main body 1 is retracted, the hollow shaft nine 74 can be driven to rotate by the ratchet assembly 78, so that the shaft eight 72 rotates.

The installation frame 79 is fixedly connected with the bottom end of the hollowed positioning frame 2, the shaft is fixedly connected with the top end of the electric multistage telescopic rod 21, the shaft is rotationally connected with the installation frame 79 through a bearing, the installation frame 79 is provided with the first bolt 82 through threaded connection, one end of the first bolt 82 penetrates through the installation frame 79 and is in contact with the electric multistage telescopic rod 21, the first bolt 82 is rotated to be loose, the electric multistage telescopic rod 21 can be deflected relative to the hollowed positioning frame 2, and therefore the main body of the folding device is achieved, and the portability of the main body of the device is improved.

The connecting assembly 59 includes a first arcuate plate 83 fixedly connected to the slide plate 58, the first arcuate plate 83 being fixedly connected to the resiliometer body 1.

In the normal working process of the concrete resiliometer, the electric multistage telescopic rod 21 is started to drive the cylinder 22 to move, meanwhile, the fluted disc III 39 is driven to roll along the rack 41, the driving shaft III 37 is driven to rotate, the inclined fluted disc II 38 is driven to rotate, the inclined fluted disc I36 is driven to rotate, the shaft II 33 is driven to rotate, the worm I35 is driven to rotate, the worm wheel II 55 is driven to rotate, the driving shaft I29 is driven to rotate, the connecting rod I31 is driven to deflect, the supporting leg 28 is driven to deflect and open the supporting hollowed-out positioning frame 2, the supporting of the device is finished, meanwhile, the stability of the device in positioning is improved, otherwise, the supporting leg 28 is retracted to reduce the whole volume of the device, the portability of the device is improved, then the electric push rod 25 is started to drive one end of the positioning column 27 to abut against a roof, the positioning operation of the device main body is finished, the stability in testing is improved, then the operator pulls the pull rope 7 to drive the swing rod 65 to deflect, then drives the shaft six 64 to rotate, thereby driving the fluted disc five 62 to rotate, thereby driving the sliding plate 58 to move, and then driving the resiliometer main body 1 to move to strike the test surface, then using the torsion spring 66 to reset, driving the resiliometer main body 1 to reset, thereby preparing for the next test, simultaneously driving the hollow fluted disc eight 77 to rotate, and using the ratchet assembly 78 to drive the hollow shaft nine 74 to rotate, so as to drive the shaft eight 72 to rotate, thereby driving the fluted disc seven 73 to rotate, thereby driving the fluted disc six 71 to rotate, further driving the shaft seven 67 to rotate, thereby driving the reciprocating screw 68 to rotate, thereby driving the sliding block 49 to reciprocate left and right, driving the resiliometer main body 1 to retract and transversely move, simultaneously pulling the pull beads 5 to drive the bead 4 to rotate, thereby driving the shaft five 56 to rotate, and further driving the worm two 57 to rotate, thereby drive worm wheel two 55 and then drive the rotation of moving axle four 53 to drive synchronous pulley 54 and rotate, thereby drive the hold-in range and remove, and then drive displacement board 51 and remove, thereby drive slider 49 and remove, and then drive resiliometer main part 1 reciprocates, thereby resiliometer main part 1 tests in a district different positions, simultaneously when the complete test in a district is accomplished the back, when want translation device main part to the next survey time, rotate the crank and continue to drive the supporting legs 28 deflection and open, thereby drive connecting rod two 32 deflection, and then drive fluted disc four 44 rotation, thereby drive the movable column 42 and remove and stretch out, and then drive ball 43 and remove jack-up supporting legs 28, and then can make things convenient for laborsaving mobile device main part through ball 43, thereby only need the operating personnel to accomplish operation and the test to resiliometer main part 1 subaerial through pulling pearl 5 and stay cord 7, and then avoid operating personnel's arm ache, operating personnel's safety has also been guaranteed simultaneously, testing accuracy has been guaranteed.

Example 2

Referring to fig. 6-10, the present invention provides the following technical solutions: the concrete resiliometer comprises a resiliometer main body 1 and further comprises a hollowed-out positioning frame 2, wherein the resiliometer main body 1 is positioned in the hollowed-out positioning frame 2, and the hollowed-out positioning frame 2 corresponds to a region;

the bead wheel 4 is arranged on the hollowed-out positioning frame 2;

the pull rope 7 is arranged on the hollowed-out positioning frame 2;

the auxiliary assembly 8 is arranged on the hollowed-out positioning frame 2;

The connecting assembly 59 comprises an arc plate II 84 fixedly connected with the sliding plate 58, an arc plate III 85 is rotatably connected to one side of the arc plate II 84 through a rotating shaft, one end of the arc plate III 85 rotates relative to the arc plate II 84, a bolt II 86 is threaded at one end of the arc plate III 85, the resiliometer main body 1 is positioned between the arc plate II 84 and the arc plate III 85 and is clamped and fixed by the arc plate II 84 and the arc plate III 85, one end of the bolt II 86 passes through the arc plate III 85 and contacts and abuts against the arc plate II 84, and therefore the connection between the arc plate III 85 and the arc plate II 84 can be unlocked through rotating the screw II, and the resiliometer main body 1 can be detached, so that the flexibility of the device main body is improved.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process-method-article or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process-method-article or apparatus.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes-modifications-substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A concrete resiliometer, comprising a resiliometer body (1), characterized in that: the rebound instrument comprises a rebound instrument body (1) and is characterized by also comprising a hollowed-out positioning frame (2), wherein the rebound instrument body (1) is positioned in the hollowed-out positioning frame (2);

The positioning component (3) is used for positioning the hollowed-out positioning frame (2) in a region to be detected by using the positioning component (3);

the bead wheel (4) is arranged on the hollowed-out positioning frame (2);

the bead pulling device comprises a bead pulling device (5), wherein the bead pulling device (5) is connected with the bead wheel (4);

the positioning assembly (6) is arranged on the hollowed-out positioning frame (2), the bead pulling (5) is pulled to drive the bead wheel (4) to rotate, and the positioning assembly (6) is utilized to drive the resiliometer main body (1) to longitudinally move;

the pull rope (7) is arranged on the hollowed-out positioning frame (2);

the auxiliary assembly (8) is arranged on the hollowed-out positioning frame (2);

the linkage assembly (9) pulls the pull rope (7) and drives the resiliometer main body (1) to strike the test surface by utilizing the auxiliary assembly (8), and then drives the resiliometer main body (1) to retract and transversely move by utilizing the linkage assembly (9).

2. A concrete resiliometer according to claim 1, characterized in that: the positioning assembly (3) comprises an electric multistage telescopic rod (21) arranged at the bottom end of the hollowed positioning frame (2), a cylinder (22) is arranged at the bottom end of the electric multistage telescopic rod (21), a plurality of supporting leg assemblies (23) are uniformly arranged at one end of the cylinder (22) at equal intervals, a synchronous assembly (24) is arranged in the cylinder (22), the electric multistage telescopic rod (21) is started to drive the cylinder (22) to move, and the synchronous assembly (24) is used to drive the supporting leg assemblies (23) to open and support the hollowed positioning frame (2);

The electric push rod is characterized in that an electric push rod (25) is arranged at the top end of the hollowed-out positioning frame (2), a positioning plate (26) is arranged at the top end of the electric push rod (25), positioning columns (27) are arranged at two ends of the positioning plate (26), and the electric push rod (25) is started to drive one end of the positioning column (27) to tightly abut against a roof.

3. A concrete resiliometer according to claim 2, characterized in that: the support leg assembly (23) comprises a support leg (28) arranged at one end of the cylinder (22), a first shaft (29) is arranged on the cylinder (22), a first connecting rod (31) is arranged between the first shaft (29) and the support leg (28), one end of the first connecting rod (31) rotates relative to the support leg (28), a second connecting rod (32) is arranged at one side of the first connecting rod (31), and two ends of the second connecting rod (32) rotate relative to the support leg (28) and the cylinder (22) respectively;

the synchronous assembly (24) comprises a second shaft (33) arranged in the cylinder (22), a first worm wheel (34) is arranged on the first shaft (29), a first worm (35) meshed with the first worm wheel (34) is arranged on the second shaft (33), and the second shaft (33) is rotated to drive the supporting leg (28) to deflect;

the novel electric telescopic device is characterized in that an oblique fluted disc I (36) is arranged at one end of a shaft II (33), a shaft III (37) is arranged on the cylinder, an oblique toothed disc II (38) meshed with the oblique toothed disc I (36) is arranged on the shaft III (37), one end of the shaft III (37) penetrates through the cylinder (22) and is provided with a fluted disc III (39), a rack (41) is arranged at the fixed end of the electric multistage telescopic rod (21), and the electric multistage telescopic rod (21) is started to drive the fluted disc III (39) to roll along the rack (41) so as to enable the shaft II (33) to rotate.

4. A concrete resiliometer according to claim 3, characterized in that: a movable column (42) is arranged in the supporting leg (28), a ball (43) is arranged at the bottom end of the movable column (42), a fluted disc IV (44) is arranged in the supporting leg (28), a plurality of tooth grooves (45) meshed with the fluted disc IV (44) are uniformly formed in one side of the movable column (42) at equal intervals, a plurality of tooth protrusions (46) meshed with the fluted disc IV (44) are uniformly formed in one end of the connecting rod II (32) at equal intervals, and the connecting rod II (32) is deflected to open so as to drive the movable column (42) to move, so that the ball (43) contacts the ground;

the positioning column (27) is of a hollow design and is internally provided with a sliding column (47), a spring (48) is arranged in the positioning column (27), one end of the spring (48) is connected with the sliding column (47), and one end of the sliding column (47) is provided with a roller (87).

5. A concrete resiliometer according to claim 4, characterized in that: the positioning assembly (6) comprises sliding blocks (49) arranged in the hollowed-out positioning frame (2), the sliding blocks (49) are connected with the resiliometer main body (1), displacement plates (51) are arranged on two sides of each sliding block (49), guide rods (52) are arranged between the two displacement plates (51), the guide rods (52) slide through the sliding blocks (49), one side of each displacement plate (51) is provided with a group of shafts IV (53), a group of shafts IV (53) are provided with synchronous pulleys (54), the two synchronous pulleys (54) are connected through synchronous belts, the displacement plates (51) are fixed with the synchronous belts, and the shafts IV (53) are rotated to drive the resiliometer to move;

Two of the shafts four (53) located at one end of the hollowed-out positioning frame (2) are respectively provided with a worm wheel two (55), the hollowed-out positioning frame (2) is provided with a shaft five (56), the shaft five (56) is connected with the bead wheel (4), two ends of the shaft five (56) are respectively provided with a worm two (57), and the two worm two (57) are correspondingly meshed with the two worm wheels two (55), and the pull bead (5) is pulled to drive the shaft four (53) to rotate.

6. A concrete resiliometer according to claim 5, characterized in that: the auxiliary assembly (8) comprises a sliding plate (58) arranged on the sliding block (49), and a connecting assembly (59) connected with the resiliometer main body (1) is arranged on the sliding plate (58);

a guide rail (61) is arranged on one side of the sliding plate (58), the guide rail (61) slides through the sliding plate (58), a fluted disc five (62) is arranged on the sliding block (49), a plurality of tooth convex pairs (63) meshed with the fluted disc five (62) are uniformly arranged on the sliding plate (58) at equal intervals, a shaft six (64) is arranged on the fluted disc five (62), the shaft six (64) is connected with the sliding block (49), and the shaft six (64) is rotated to drive the rebound instrument main body (1) to move and strike;

the swing rod (65) is arranged on the shaft six (64), the swing rod (65) is connected with the pull rope (7), and the pull rope (7) is pulled to drive the shaft six (64) to rotate.

7. A concrete resiliometer according to claim 6, characterized in that: the linkage assembly (9) comprises a torsion spring (66) arranged on the shaft six (64), the shaft six (64) is rotated to drive the resiliometer main body (1) to move, and then the torsion spring (66) is utilized to reset to drive the resiliometer main body (1) to reset;

a shaft seven (67) is arranged between the two displacement plates (51), a reciprocating screw rod (68) is arranged on the shaft seven (67), a sliding block (69) matched with the reciprocating screw rod (68) is arranged in the sliding block (49), the reciprocating screw rod (68) penetrates through the sliding block (49) and the sliding block (69), and the shaft seven (67) is rotated to drive the sliding block (49) to move;

one end of the shaft seven (67) is provided with a fluted disc six (71), a shaft eight (72) is arranged between the two displacement plates (51), the shaft eight (72) penetrates through the sliding block (49), one end of the shaft eight (72) is provided with a fluted disc seven (73) meshed with the fluted disc six (71), and the shaft eight (72) is rotated to drive the shaft seven (67) to rotate;

a hollow shaft nine (74) is arranged on the sliding block (49), the shaft eight (72) penetrates through the hollow shaft nine (74), a sliding protrusion two (75) is arranged in the hollow shaft nine (74), a sliding groove two (76) is formed in the shaft eight (72), and one end of the sliding protrusion two (75) is positioned in the sliding groove two (76);

The sliding block (49) is provided with a hollow fluted disc eight (77) meshed with the fluted disc five (62), a ratchet assembly (78) connected with the hollow shaft nine (74) is arranged in the hollow fluted disc eight (77), the resiliometer main body (1) is retracted, and the hollow shaft nine (74) is driven to rotate by the ratchet assembly (78) so that the shaft eight (72) rotates.

8. A concrete resiliometer according to claim 7, characterized in that: the utility model discloses a multi-stage telescopic rod, including fretwork locating frame (2), electric multistage telescopic rod (21), fretwork locating frame (2) bottom is provided with installing frame (79), electric multistage telescopic rod (21) top is provided with ten (81), ten (81) of axle with installing frame (79) are connected, just be provided with bolt one (82) on installing frame (79), bolt one (82) one end pass installing frame (79) and with electric multistage telescopic rod (21) contact.

9. A concrete resiliometer according to claim 6, characterized in that: the connecting assembly (59) comprises an arc-shaped plate I (83) arranged on the sliding plate (58), and the arc-shaped plate I (83) is fixed with the resiliometer main body (1).

10. A concrete resiliometer according to claim 6, characterized in that: the connecting assembly (59) comprises a second arc plate (84) arranged on the sliding plate (58), a third arc plate (85) is arranged on one side of the second arc plate (84), one end of the third arc plate (85) rotates relative to the second arc plate (84), a second bolt (86) is arranged at one end of the third arc plate (85), the resiliometer main body (1) is located between the second arc plate (84) and the third arc plate (85), and one end of the second bolt (86) penetrates through the third arc plate (85) and is in contact with and offset with the second arc plate (84).