CN218726300U

CN218726300U - Building engineering detects resiliometer

Info

Publication number: CN218726300U
Application number: CN202222894088.9U
Authority: CN
Inventors: 孟聪; 余凯朝; 罗朴
Original assignee: Jiufang Anda Engineering Technology Group Co ltd
Current assignee: Jiufang Anda Engineering Technology Group Co ltd
Priority date: 2022-10-31
Filing date: 2022-10-31
Publication date: 2023-03-24
Anticipated expiration: 2032-10-31

Abstract

The utility model relates to a concrete detection technology field especially relates to a building engineering detects resiliometer, and it includes protection casing, lead screw, mounting bracket, resiliometer body, side channel, spring and current conducting plate B. A motor is arranged in the protective cover and drives the connecting screw rod. The mounting bracket slides and sets up in the protection casing, and the mounting bracket is connected in the lead screw drive, and the resiliometer body sets up in the protection casing. The side groove symmetry sets up in the both sides of protection casing, and the inboard top of side groove sets up current conducting plate A, sets up the limiting plate in the side groove, and the symmetry sets up two slide bars on the limiting plate and slides, sets up the stopper on the slide bar. The spring is sleeved on the sliding rod, and two ends of the spring are respectively abutted to the corresponding side limiting block and the limiting plate. The current-conducting plates B are symmetrically and slidably arranged in the side grooves, and the current-conducting plates B on two sides are respectively connected with the top ends of the corresponding side sliding rods. The utility model discloses a set up four slide bars, make the resiliometer just can begin to measure when complete with concrete sample surface vertical, and the resiliometer compresses tightly speed evenly.

Description

Building engineering detects resiliometer

Technical Field

The utility model relates to a concrete detection technical field especially relates to a building engineering detects resiliometer.

Background

The concrete intensity that building engineering adopted is of many kinds, when the third party detects, need use concrete resiliometer usually, the rationality of resiliometer is with spring drive weight, the weight strikes the impact pole with concrete surface vertical contact with invariable kinetic energy, make local concrete take place to warp and absorb some energy, another part energy turns into the rebound kinetic energy of weight, when the rebound kinetic energy all converts potential energy into, the weight rebounds and reaches the maximum distance, the instrument is with the maximum rebound distance of weight with the rebound value. But current resiliometer needs artifical counterpoint in actual operation, makes resiliometer and concrete surface perpendicular through the range estimation, then the manual work exerts pressure, and in actual detection, has the requirement to the speed of exerting pressure, therefore the operation degree of difficulty coefficient is great, and the accuracy is lower.

Chinese patent with publication number CN212540015U discloses a portable resiliometer for building engineering detection, change the resiliometer and use through setting up the bull stick, initiative conical gear, driven conical gear, the screw ring, the bracing piece, the light, mutually supporting of spring and fixed block, through the bull stick, conical gear drives the different rigidity that the screw ring upper and lower rotation can the adjusting spring, can keep the elastic rod perpendicular with ground through the bracing piece, can measure accurately, the error is little, and can watch measured value through the light in dark environment.

However, the device still has the following defects: in actual detection, the resiliometer still needs manual control to the speed that presses to the concrete surface, and manual control speed has certain error, makes the measuring result great fluctuation appear easily to when utilizing this resiliometer to detect, if the impact rod inclines with the concrete surface, also can obtain data, but the data that the slope measurement obtained are inaccurate, further lead to the measuring result to appear the deviation.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the purpose is to the problem that exists among the background art, provides a building engineering detects resiliometer.

The technical scheme of the utility model: the utility model provides a building engineering detects resiliometer, includes protection casing, lead screw, mounting bracket, resiliometer body, side groove, spring and current conducting plate B.

The protective cover is internally provided with a motor, a gear A is arranged in the protective cover in a rotating mode, and the output end of the motor is connected with the end portion of a rotating shaft connected with the gear A. The lead screw is symmetrically and rotatably arranged in the protective cover, the top end of the lead screw is provided with gears B, the two gears B are respectively positioned at two sides of the gear A, and the gears B at two sides are meshed with the gear A.

The mounting bracket slides and sets up in the protection casing, the outside of mounting bracket respectively with both sides lead screw threaded connection. The resiliometer body is arranged in the protective cover, and the shell of the resiliometer body is inserted into the mounting frame.

The side groove symmetry sets up the both sides at the protection casing, and the inboard top of side groove sets up current conducting plate A, sets up the limiting plate in the side groove, and the symmetry sets up two slide bars on the limiting plate and slide, and the casing of protection casing is run through and rather than sliding connection in the bottom of slide bar, sets up the stopper on the slide bar. The spring is sleeved on the sliding rod, and two ends of the spring are respectively abutted to the corresponding side limiting block and the limiting plate. The current-conducting plates B are symmetrically and slidably arranged in the side grooves, and the current-conducting plates B on two sides are respectively connected with the top ends of the corresponding side sliding rods.

Preferably, the protective cover is provided with a handle, and the outer part of the handle is sleeved with a flexible anti-slip sleeve.

Preferably, set up the mounting panel in the protection casing, the motor setting is on the mounting panel, and the top of both sides lead screw all rotates with the mounting panel to be connected.

Preferably, the inner sides of the openings at the bottom in the protective cover are symmetrically provided with two reinforcing plates, and the bottoms of the screw rods at two sides are respectively and rotatably connected with the reinforcing plates at the corresponding sides.

Preferably, the mounting bracket includes slider, annular fixture block, roof and connecting rod, and both sides slider respectively with correspond side lead screw threaded connection, and annular fixture block is connected with both sides slider, and the both ends of connecting rod are connected with annular fixture block and roof respectively, and the resiliometer body sets up in annular fixture block and rather than sliding connection, and the top and the roof butt of resiliometer body.

Preferably, the annular fixture block is provided with a locking knob in a threaded manner, the end of a screw rod of the locking knob is inserted into the inner side of the annular fixture block and is abutted against the shell of the resiliometer body, and an opening is formed in one side, far away from the locking knob, of the annular fixture block. Set up the scale on the resiliometer body, the scale is located the opening inboard.

Preferably, the protective cover is provided with a through hole, the motor is positioned inside the through hole, and the inner sides of openings at two sides of the through hole are both provided with dust screens.

Compared with the prior art, the utility model discloses following profitable technological effect has:

through setting up the motor drive lead screw, lead screw drive mounting bracket slides, this transmission structure of uniform velocity normal running fit that utilizes the motor can make at every turn when measuring, the resiliometer body advances to the concrete and unanimous with the speed of exerting pressure, reduce the error that leads to because of extrusion speed is inconsistent, and outside at the protection casing sets up a plurality of slide bars, only when each slide bar all promotes respectively end connection's current conducting plate B simultaneously with current conducting plate A contact, just can make motor starting circuit switch on, and all current conducting plate B and current conducting plate A condition of all turn-on connections be protection casing and concrete surface vertical, consequently, utilize this structure can effectively avoid artifical slope to exert pressure and measure produced error, further guarantee is got the measuring result degree of accuracy higher at every turn.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a connection structure diagram of the motor and the resiliometer body in FIG. 1;

fig. 3 is a side view of fig. 1.

Reference numerals: 1. a protective cover; 101. mounting a plate; 2. a handle; 3. a motor; 4. a gear A; 5. a screw rod; 6. a gear B; 7. a mounting frame; 8. locking the knob; 9. a resiliometer body; 10. a side groove; 11. a conductive plate A; 12. a limiting plate; 13. a slide bar; 14. a limiting block; 15. a spring; 16. and a conductive plate B.

Detailed Description

Example one

As shown in fig. 1-3, the utility model provides a building engineering detects resiliometer, including protection casing 1, lead screw 5, mounting bracket 7, resiliometer body 9, side channel 10, spring 15 and current conducting plate B16.

Set up motor 3 in the protection casing 1, the internal rotation of protection casing 1 sets up gear A4, and the output of motor 3 and the pivot end connection of connecting gear A4. The screw rod 5 is symmetrically and rotatably arranged in the protective cover 1, the top end of the screw rod 5 is provided with a gear B6, the two gears B6 are respectively positioned at two sides of the gear A4, and the gears B6 at two sides are respectively meshed with the gear A4.

The mounting rack 7 is arranged in the protective cover 1 in a sliding mode, and the outer side of the mounting rack 7 is in threaded connection with the screw rods 5 on the two sides respectively. Resiliometer body 9 sets up in protection casing 1, and the casing of resiliometer body 9 inserts in mounting bracket 7.

The side grooves 10 are symmetrically arranged on two sides of the protective cover 1, the top end of the inner side of each side groove 10 is provided with a conducting plate A11, a limiting plate 12 is arranged in each side groove 10, two sliding rods 13 are symmetrically and slidably arranged on each limiting plate 12, the bottoms of the sliding rods 13 penetrate through the shell of the protective cover 1 and are slidably connected with the shell, and limiting blocks 14 are arranged on the sliding rods 13. The spring 15 is sleeved on the sliding rod 13, and two ends of the spring 15 are respectively abutted against the corresponding side limiting block 14 and the limiting plate 12. The conductive plates B16 are symmetrically and slidably arranged in the side slots 10, and the conductive plates B16 on the two sides are respectively connected with the top ends of the corresponding side sliding rods 13.

In this embodiment, at first, paste the tip of protection casing 1 tight concrete surface, start switch, begin to exert pressure afterwards, when all slide bars 13 synchronous sliding impel the current conducting plate B16 of connecting separately and with each current conducting plate A11 laminating, the circuit of motor 3 switches on, motor 3 can just begin to work this moment, motor 3 drive gear A4 rotates, gear A4 drives both sides gear B6 and lead screw 5 and rotates, and lead screw 5 drive mounting bracket 7 uniform velocity removes, the impact bar contact wall of resiliometer body 9 this moment, continue to exert pressure until the impact bar completely contracts into its is internal, take off protection casing 1 fast afterwards, resiliometer body 9 internal standard chi automatic production reading. It should be noted that, in the measurement process, if the protection cover 1 is inclined to the wall surface, the sliding rod 13 at the corresponding position pulls the current conducting plate B16 to be separated from the current conducting plate a11 under the tension of the spring 15, so that the motor 3 is powered off, and after the motor 3 is recovered to be vertical, the measurement is restarted before the motor 3 resets the resiliometer body 9, so that the accuracy of the measured data is ensured.

Example two

As shown in fig. 1 and 2, the utility model provides a pair of building engineering detects resiliometer compares in embodiment one, and mounting bracket 7 includes slider, annular fixture block, roof and connecting rod, and the both sides slider respectively with correspond 5 threaded connection of side lead screw, and annular fixture block is connected with the both sides slider, and the both ends of connecting rod are connected with annular fixture block and roof respectively, resiliometer body 9 sets up in annular fixture block and rather than sliding connection, and the top and the roof butt of resiliometer body 9. The annular fixture block is provided with a locking knob 8 in a threaded manner, the end part of a screw rod of the locking knob 8 is inserted into the inner side of the annular fixture block and is abutted against the shell of the resiliometer body 9, and an opening is formed in one side, far away from the locking knob 8, of the annular fixture block. The resiliometer body 9 is provided with a scale which is positioned at the inner side of the opening.

In this embodiment, the resiliometer needs zero setting earlier before carrying out the measuring, needs take off the resiliometer operation this moment, and the locking knob 8 of unscrewing can make things convenient for resiliometer body 9 to take out, and after zero setting back reinserting resiliometer body 9, the locking knob 8 of screwing can.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited thereto, and various changes can be made without departing from the gist of the present invention within the scope of knowledge possessed by those skilled in the art.

Claims

1. The construction engineering detection resiliometer is characterized by comprising a protective cover (1), a screw rod (5), a mounting rack (7), a resiliometer body (9), a side groove (10), a spring (15) and a current conducting plate B (16);

a motor (3) is arranged in the protective cover (1), a gear A (4) is rotatably arranged in the protective cover (1), and the output end of the motor (3) is connected with the end part of a rotating shaft connected with the gear A (4); the screw rod (5) is symmetrically and rotatably arranged in the protective cover (1), gears B (6) are arranged at the top end of the screw rod (5), the two gears B (6) are respectively positioned at two sides of the gear A (4), and the gears B (6) at the two sides are meshed and connected with the gear A (4);

the mounting rack (7) is arranged in the protective cover (1) in a sliding manner, and the outer side of the mounting rack (7) is respectively in threaded connection with the screw rods (5) on the two sides; the resiliometer body (9) is arranged in the protective cover (1), and a shell of the resiliometer body (9) is inserted into the mounting frame (7);

the side grooves (10) are symmetrically arranged on two sides of the protective cover (1), the top end of the inner side of each side groove (10) is provided with a conductive plate A (11), a limiting plate (12) is arranged in each side groove (10), two sliding rods (13) are symmetrically and slidably arranged on each limiting plate (12), the bottoms of the sliding rods (13) penetrate through the shell of the protective cover (1) and are slidably connected with the shell, and limiting blocks (14) are arranged on the sliding rods (13); the spring (15) is sleeved on the sliding rod (13), and two ends of the spring (15) are respectively abutted against the limiting block (14) on the corresponding side and the limiting plate (12); the conductive plates B (16) are symmetrically and slidably arranged in the side grooves (10), and the conductive plates B (16) on the two sides are respectively connected with the top ends of the corresponding side sliding rods (13).

2. The construction engineering detection rebound apparatus according to claim 1, wherein a handle (2) is arranged on the protective cover (1), and a flexible anti-slip sleeve is sleeved outside the handle (2).

3. The construction engineering detection rebound apparatus according to claim 1, wherein a mounting plate (101) is arranged in the protection cover (1), the motor (3) is arranged on the mounting plate (101), and the top ends of the two side screw rods (5) are rotatably connected with the mounting plate (101).

4. The construction engineering detection resiliometer according to claim 1, wherein two reinforcing plates are symmetrically arranged inside the bottom opening in the protective cover (1), and the bottoms of the two side screw rods (5) are respectively and rotatably connected with the corresponding side reinforcing plates.

5. The building engineering detection resiliometer according to claim 1, wherein the mounting frame (7) comprises a sliding block, an annular clamping block, a top plate and a connecting rod, the sliding blocks on two sides are respectively in threaded connection with the corresponding side screw rods (5), the annular clamping block is connected with the sliding blocks on two sides, two ends of the connecting rod are respectively connected with the annular clamping block and the top plate, the resiliometer body (9) is arranged in the annular clamping block and is in sliding connection with the annular clamping block, and the top end of the resiliometer body (9) is abutted to the top plate.

6. The construction engineering detection resiliometer according to claim 5, wherein a locking knob (8) is arranged on the annular fixture block in a threaded manner, the end of a screw rod of the locking knob (8) is inserted into the inner side of the annular fixture block and abuts against the shell of the resiliometer body (9), and an opening is arranged on one side of the annular fixture block, which is far away from the locking knob (8); the resiliometer body (9) is provided with a scale which is positioned on the inner side of the opening.

7. The construction engineering detection rebound apparatus according to claim 1, wherein the protective cover (1) is provided with a through hole, the motor (3) is positioned inside the through hole, and dust screens are arranged inside openings at two sides of the through hole.