CN214472497U

CN214472497U - Concrete resiliometer for engineering supervision

Info

Publication number: CN214472497U
Application number: CN202120729500.4U
Authority: CN
Inventors: 余新; 胡娅; 尤百福; 余良; 温欣
Original assignee: Chongqing Zhonghong Construction Supervision Co ltd
Current assignee: Chongqing Zhonghong Construction Supervision Co ltd
Priority date: 2021-04-10
Filing date: 2021-04-10
Publication date: 2021-10-22
Anticipated expiration: 2031-04-10

Abstract

The utility model relates to a concrete resiliometer is used in engineering supervision, it relates to measuring instrument technical field, including instrument body, sleeve, support frame, instrument body one end is equipped with the impact pole, the instrument body other end is equipped with the display screen, the one end that the instrument body is close to the impact pole is located to the sleeve cover, the support frame is equipped with threely, three the top of sleeve lateral wall is located along sleeve circumferencial direction equidistance to the support frame, three the support frame all articulates with the sleeve lateral wall, three the support frame is located same level with the articulated department of sleeve, support frame length is greater than sleeve length and impact pole length sum, the position department that the sleeve lateral wall corresponds the support frame articulates there is the connecting rod, telescopic one end is kept away from to the connecting rod articulates on the support frame. This application has the effect that can reduce the error when using concrete resiliometer to detect concrete intensity.

Description

Concrete resiliometer for engineering supervision

Technical Field

The application relates to the technical field of measuring instruments, in particular to a concrete resiliometer for engineering supervision.

Background

The concrete resiliometer can be used for detecting the strength of general building elements, bridges and various concrete elements (plates, beams, columns and bridges), and its basic principle is that a first spring is used to drive a heavy hammer, and the heavy hammer impacts an impact rod which is perpendicularly contacted with the concrete surface with a constant kinetic energy to make local concrete deform and absorb a part of energy, and another part of energy is converted into rebound kinetic energy of the heavy hammer, when the rebound kinetic energy is completely converted into potential energy, the rebound of the heavy hammer reaches the maximum distance, and the maximum rebound distance of the heavy hammer is displayed by the instrument in the nominal rebound value.

In the use of concrete resiliometer, in order to make the testing result more accurate, need the handheld concrete resiliometer of technical staff usually to aim at the concrete surface with the tapping rod of concrete resiliometer, make the tapping rod can be perpendicular to the concrete surface through the range estimation as far as possible, nevertheless accomplish accurate vertical alignment through the range estimation.

In view of the above-mentioned related art, the inventor believes that there is a defect that an error is more likely to occur when the concrete strength is detected by using a concrete rebound tester.

SUMMERY OF THE UTILITY MODEL

In order to improve the defect that produces the error comparatively easily when using concrete resiliometer to detect concrete intensity, this application provides a concrete resiliometer is used in engineering supervision.

The application provides a concrete resiliometer for engineering supervision adopts following technical scheme:

the utility model provides a concrete resiliometer is used in engineering supervision, includes instrument body, sleeve, support frame, instrument body one end is equipped with the impact pole, the instrument body other end is equipped with the display screen, the one end that the instrument body is close to the impact pole is located to the sleeve cover, the support frame is equipped with threely, three the top of sleeve lateral wall is located along sleeve circumferencial direction equidistance to the support frame, three the support frame all articulates with the sleeve lateral wall, three the support frame is located same level with the articulated department of sleeve, support frame length is greater than sleeve length and impact pole length sum, the position department that the sleeve lateral wall corresponds the support frame articulates there is the connecting rod, telescopic one end is kept away from to the connecting rod articulates on the support frame.

Through adopting above-mentioned technical scheme, when needs use the concrete resiliometer, operating personnel can rotate three support frame, the support frame rotates the in-process and drives the connecting rod and rotate, the connecting rod plays limiting displacement to the rotation of support frame, then can arrange the support frame in needs measuring concrete on the surface, the support frame plays the supporting role to the instrument body, and because three support frame hinges in the sleeve lateral wall along sleeve circumferencial direction equidistance, three support frame is located same level with the articulated department of sleeve, consequently, when the support frame supports the instrument body, the impact pole can keep perpendicular with the concrete surface that waits to detect, thereby can improve the detection precision when the concrete resiliometer detects the concrete intensity.

Optionally, the support frame is a telescopic rod, a first placing groove for placing the support frame is formed in the position, corresponding to the support frame, of the outer side wall of the sleeve, the first placing groove is formed in the length direction of the sleeve, a second placing groove for placing the connecting rod is formed in the first placing groove of the side wall of the sleeve, and one end of the connecting rod is hinged to one end of the side wall of the sleeve in the second placing groove.

Through adopting above-mentioned technical scheme, because the support frame is the telescopic link, consequently when need not use concrete resiliometer, can promote the support frame and make the support frame shorten, rotate the support frame again for in the connecting rod rotates to the second standing groove, the support frame rotates to first standing groove, is favorable to reducing the space that occupies when concrete resiliometer accomodates.

Optionally, the width of the first placement groove is larger than that of the support frame.

Through adopting above-mentioned technical scheme, when needs reuse concrete resiliometer, because first standing groove width is greater than the support frame width, consequently be favorable to operating personnel to take out the support frame from first standing groove.

Optionally, telescopic one end fixedly connected with first spring is kept away from to the support frame, the one end fixedly connected with fixed block of support frame is kept away from to first spring, the cover is equipped with an operation section of thick bamboo on the instrument body, the operation section of thick bamboo is located the one end that the sleeve is close to the tapping rod on locating the instrument body, the position department that the operation section of thick bamboo corresponds the support frame sets up the first wearing to establish groove that supplies the fixed block to wear to establish, first storage tank bottom and first wearing to establish groove intercommunication.

Through adopting above-mentioned technical scheme, when need not using concrete resiliometer, can rotate the support frame in first standing groove, the support frame will extrude the fixed block and compress first spring when rotating in first standing groove, when the support frame is located first standing groove, first spring resumes the original state and promotes the fixed block and wears to locate first wearing to establish the inslot, the rotation that can restrict the support frame through setting up of fixed block, when avoiding concrete resiliometer to accomodate, the support frame rotates out first standing groove under self action of gravity.

Optionally, a round angle is formed at one end, away from the first spring, of the fixing block.

Through adopting above-mentioned technical scheme, when the carriage rotated and extruded the fixed block at first standing groove, because the fixed block has the fillet, consequently be favorable to the fixed block to slide in first standing groove, operating personnel is more laborsaving at the in-process of rotating the support frame.

Optionally, the operation section of thick bamboo rotates with the instrument body to be connected, first wear to establish the groove and set up along operation section of thick bamboo circumferencial direction, operation section of thick bamboo lateral wall still sets up the second that supplies the fixed block to wear to establish and wears to establish the groove, the second wears to establish the groove and link up with first wear to establish the groove, just the second wears to establish the groove and link up with operation section of thick bamboo lateral wall, the sleeve lateral wall fixedly connected with second spring in first standing groove, telescopic one end fixed connection is kept away from on the support frame to the second spring.

Through adopting above-mentioned technical scheme, when accomodating the concrete resiliometer, will extrude the second spring when the support frame is accomodate in first standing groove, when needs use the concrete resiliometer, operating personnel can rotate the operation section of thick bamboo for the fixed block slides in first wearing to establish the inslot, and when the fixed block slides to second wearing to establish the groove, the second spring will resume original state and release first standing groove with the support frame.

Optionally, the length of the second through groove is greater than the height of the fixing block.

Through adopting above-mentioned technical scheme, when operating personnel rotated an operation section of thick bamboo and made the fixed block rotate to the second and wear to establish the inslot, the second spring resumes the original state and promotes the support frame and rotate, because the length that the second wore to establish the groove is greater than the height of fixed block, consequently more is favorable to the fixed block to wear to establish the inslot roll-off by the second.

Optionally, the outer side wall of the operation barrel is provided with anti-slip lines.

Through adopting above-mentioned technical scheme, when operating personnel rotated the operation section of thick bamboo, through the setting of anti-skidding line, can increase the frictional force on operation section of thick bamboo surface to reduce the possibility of skidding when operating personnel rotated the operation section of thick bamboo.

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

1. when concrete resiliometer is used to needs, operating personnel can rotate three support frame, then can arrange the support frame in needs measuring concrete surface on, the support frame plays the supporting role to the instrument body, and when the support frame supported the instrument body, the impact pole can keep perpendicular with the concrete surface that waits to detect to can improve the detection precision when concrete resiliometer detects the concrete intensity.

2. Because the support frame is the telescopic link, consequently when need not use concrete resiliometer, can promote the support frame and make the support frame shorten, rotate the support frame again for in the connecting rod rotates to the second standing groove, the support frame rotates to first standing groove, is favorable to reducing the space that occupies when concrete resiliometer accomodates.

Drawings

FIG. 1 is a schematic structural diagram of a concrete rebound apparatus for engineering supervision in an embodiment of the present application.

Fig. 2 is a cross-sectional view of the concrete rebound apparatus shown in fig. 1 in an embodiment of the present application.

Fig. 3 is an exploded view of a portion of the structure of the concrete rebound apparatus shown in fig. 1 in an embodiment of the present application.

Fig. 4 is an enlarged schematic view of a portion a shown in fig. 3 in the embodiment of the present application.

Description of reference numerals: 1. an instrument body; 2. a sleeve; 3. a support frame; 4. a connecting rod; 5. an operation cylinder; 11. a tapping rod; 12. a display screen; 13. a first placing groove; 14. a second placing groove; 15. a second spring; 31. a first spring; 32. a fixed block; 51. a first through groove; 52. a second through groove; 53. and (4) anti-skid lines.

Detailed Description

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

The embodiment of the application discloses engineering is managed and is used concrete resiliometer. Referring to fig. 1, engineering is managed and is used concrete resiliometer includes instrument body 1, and 1 bottom of instrument body is equipped with and is used for measuring impact pole 11, and the cover is established and fixedly connected with sleeve 2 on the 1 lateral wall of instrument body, is equipped with three support frame 3 that is used for supporting instrument body 1 along 2 circumferencial direction equidistance of sleeve on the 2 lateral walls of sleeve, and three support frame 3 is the telescopic link.

Referring to fig. 1, fig. 2, three first standing groove 13 has been seted up along 2 circumferencial direction equidistance of sleeve to 2 lateral walls of sleeve, first standing groove 13 is rectangular channel and first standing groove 13 and sets up along 2 length direction of sleeve, the thicker one end of support frame 3 articulates in the one end that the sleeve 2 lateral wall was located first standing groove 13 and keeps away from striking rod 11, the length of first standing groove 13 is greater than the length behind the shrink of support frame 3, the width of first standing groove 13 is greater than the width of support frame 3, the second standing groove 14 has been seted up in the intermediate position department of first standing groove 13 length direction to 2 lateral walls of sleeve, second standing groove 14 is rectangular channel and second standing groove 14 and sets up along 2 length direction of sleeve, the one end that the sleeve 2 lateral wall was kept away from striking rod 11 in second standing groove 14 articulates has connecting rod 4, the one end that the sleeve 2 lateral walls was kept away from to connecting rod 4 articulates on support frame 3.

Referring to fig. 3, an operation barrel 5 is further sleeved and rotatably connected to the instrument body 1, the operation barrel 5 is sleeved on the instrument body 1 and located on one side of the sleeve 2 close to the striking rod 11, one side of the operation barrel 5 close to the sleeve 2 is provided with three first through grooves 51 along the circumferential direction of the operation barrel 5, the three first through grooves 51 are equidistantly arranged on one side of the operation barrel 5 close to the sleeve 2 along the circumferential direction of the operation barrel 5, the width of the first through groove 51 is the same as that of the fixing block 32, the length of the first through groove 51 is the same as that of the first placing groove 13, the first through groove 51 is communicated with the first placing groove 13, one end of the operation barrel 5 close to the sleeve 2 and located in the length direction of the first through groove 51 is further provided with a second through groove 52, one end of the second through groove 52 is communicated with the first through groove 51, and the other end of the second through groove 52 is communicated with the side wall of the operation barrel 5, the length of the second through groove 52 is greater than the length of the fixing block 32, the width of the second through groove 52 is the same as the width of the fixing block 32, and the outer side wall of the operating cylinder 5 is provided with anti-skid threads 53.

Referring to fig. 3 and 4, a first spring 31 is fixedly connected to a thinner end of the support frame 3, a fixed block 32 is fixedly connected to an end of the first spring 31 far away from the support frame 3, a round corner is formed at an end of the fixed block 32 far away from the first spring 31, a second spring 15 is fixedly connected to an end of the side wall of the sleeve 2 far away from the tapping rod 11 in the first placing groove 13, and an end of the second spring 15 far away from the sleeve 2 is fixedly connected to the support frame 3.

The implementation principle of engineering supervision concrete resiliometer in the embodiment of this application is:

when concrete resiliometer is accomodate to needs, contract support frame 3 and rotate support frame 3 orientation near first standing groove 13, make the compression of second spring 15, support frame 3 rotates in-process and will drive connecting rod 4 and rotate, finally make connecting rod 4 rotate to in the second standing groove 14, support frame 3 rotates to in the first standing groove 13, support frame 3 rotates to the in-process fixed block 32 in the first standing groove 13 will extrude first spring 31 and finally rotate to first wear-to-establish groove 51 department, first spring 31 release energy makes fixed block 32 wear to locate in first wear-to-establish groove 51 when fixed block 32 displacement to first wear-to-establish groove 51 department.

When needs use concrete resiliometer, operating personnel rotates an operation section of thick bamboo 5 and makes fixed block 32 slide towards the direction that is close to second wear-to-establish groove 52 in first wear-to-establish groove 51, and when fixed block 32 slided to the second wear-to-establish inslot 52 in, second spring 15 release energy promoted support frame 3 and rotates towards the direction of keeping away from sleeve 2, and operating personnel elongates support frame 3 again, can use support frame 3 to support instrument body 1, operates instrument body 1 again and measures.

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 concrete resiliometer is used in engineering supervision which characterized in that: comprises an instrument body (1), a sleeve (2) and a support frame (3), wherein one end of the instrument body (1) is provided with an elastic striking rod (11), the other end of the instrument body (1) is provided with a display screen (12), the sleeve (2) is sleeved at one end of the instrument body (1) close to the striking rod (11), the number of the support frames (3) is three, the three support frames (3) are equidistantly arranged at the top of the outer side wall of the sleeve (2) along the circumferential direction of the sleeve (2), the three support frames (3) are hinged with the outer side wall of the sleeve (2), the hinged parts of the three support frames (3) and the sleeve (2) are positioned at the same horizontal height, the length of the support frame (3) is greater than the sum of the length of the sleeve (2) and the length of the striking rod (11), the outer side wall of the sleeve (2) is hinged with a connecting rod (4) at the position corresponding to the support frame (3), one end of the connecting rod (4) far away from the sleeve (2) is hinged on the supporting frame (3).

2. The project supervision concrete rebound apparatus according to claim 1, wherein: the support frame (3) is a telescopic rod, a first placing groove (13) for placing the support frame (3) is formed in the position, corresponding to the support frame (3), of the outer side wall of the sleeve (2), the first placing groove (13) is formed in the length direction of the sleeve (2), a second placing groove (14) for placing the connecting rod (4) is formed in the first placing groove (13) of the side wall of the sleeve (2), and one end of the connecting rod (4) is hinged to one end, in the second placing groove (14), of the side wall of the sleeve (2).

3. The project supervision concrete rebound apparatus according to claim 2, wherein: the width of the first placing groove (13) is larger than that of the support frame (3).

4. The project supervision concrete rebound apparatus according to claim 2, wherein: the instrument is characterized in that a first spring (31) fixedly connected with one end of the support frame (3) is far away from the sleeve (2), a fixed block (32) fixedly connected with one end of the support frame (3) is far away from the first spring (31), an operation barrel (5) is sleeved on the instrument body (1), the operation barrel (5) is arranged at one end, close to the elastic striking rod (11), of the sleeve (2) on the instrument body (1), a first placing groove (13) for the fixed block (32) to penetrate is formed in the position, corresponding to the support frame (3), of the operation barrel (5), and the bottom of the first placing groove (13) is communicated with the first penetrating groove (51).

5. The project supervision concrete rebound apparatus according to claim 4, wherein: and one end of the fixed block (32), which is far away from the first spring (31), is rounded.

6. The project supervision concrete rebound apparatus according to claim 4, wherein: the operation section of thick bamboo (5) are rotated with instrument body (1) and are connected, first wear to establish groove (51) are seted up along operation section of thick bamboo (5) circumferencial direction, second wear to establish groove (52) that supply fixed block (32) to wear to establish is still seted up to operation section of thick bamboo (5) lateral wall, second wear to establish groove (52) and first wear to establish groove (51) and link up, just second wear to establish groove (52) and operation section of thick bamboo (5) lateral wall and link up, fixedly connected with second spring (15) in first wear to establish groove (51) are located to sleeve (2) lateral wall, the one end fixed connection that sleeve (2) were kept away from in second spring (15) is on support frame (3).

7. The project supervision concrete rebound apparatus according to claim 6, wherein: the length of the second through groove (52) is larger than the height of the fixing block (32).

8. The project supervision concrete rebound apparatus according to claim 6, wherein: the outer side wall of the operation cylinder (5) is provided with anti-skid grains (53).