CN213714973U

CN213714973U - Manage and use concrete resiliometer

Info

Publication number: CN213714973U
Application number: CN202022678924.0U
Authority: CN
Inventors: 胡延冬; 何敏; 李春燕
Original assignee: Nanjing Jackie Enigneering Projects Administration Co ltd
Current assignee: Nanjing Jackie Enigneering Projects Administration Co ltd
Priority date: 2020-11-18
Filing date: 2020-11-18
Publication date: 2021-07-16
Anticipated expiration: 2030-11-18

Abstract

The utility model relates to a manage and use concrete resiliometer uses in concrete strength check out test set's field, and it includes the resiliometer body and sets up the impact bar in resiliometer body one end, the cover that the resiliometer body is located impact bar one end is equipped with fixed cover, it is provided with the holding ring along the periphery to lie in one side that fixed cover kept away from the impact bar on the lateral wall of resiliometer body, fixed cover is contradicted and is set up on the holding ring, fixed cover slides through the slider and is provided with the movable sleeve that the elastic bar wore to establish on keeping away from the lateral wall of holding ring one end. This application has the axis that makes the tapping rod and the test face keep perpendicular and improve the effect of the accurate nature of testing result.

Description

Manage and use concrete resiliometer

Technical Field

The application relates to the field of concrete strength detection equipment, in particular to a supervision concrete rebound instrument.

Background

The concrete resiliometer is a detection device, is suitable for detecting the strength of general building elements, bridges and various concrete elements (plates, beams, columns and bridges), and has an impact function as a main technical indicator; the rigidity of the tension spring is flicked; a percussion hammer stroke; the maximum static friction and the rate of penetration of the pointer system are averaged.

In the whole process of operating the concrete resiliometer, attention should be paid to the posture of holding the resiliometer, one hand holds the middle part of the resiliometer to play a role in righting, the other hand holds the tail part of the instrument to apply pressure to the instrument, and meanwhile, the instrument also plays a role in assisting righting. The concrete resiliometer is mainly operated as follows: the axis of the resiliometer is ensured to be always vertical to the concrete test surface, the force is uniformly and slowly applied, and the resiliometer is centered and aligned to the test surface.

However, in the operation process, because the operator holds the resiliometer by hand and has unstable factors, the resiliometer is difficult to be ensured to be always perpendicular to the concrete test surface, and therefore, the detection result is inaccurate.

SUMMERY OF THE UTILITY MODEL

In order to improve the difficult inaccurate problem of detection result that causes of test surface with the test face of keeping perpendicularly of the axis of tapping rod, this application provides a concrete resiliometer for prison reason.

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

the utility model provides a prison and manage and use concrete resiliometer, includes the resiliometer body and sets up the impact rod in resiliometer body one end, the cover is equipped with fixed cover on the lateral wall that the resiliometer body is located impact rod one end, the one side that is located fixed cover and keeps away from the impact rod on the lateral wall of resiliometer body is provided with the holding ring along the periphery, fixed cover is contradicted and is set up on the holding ring, fixed cover slides through the slider and is provided with the movable sleeve that the impact rod wore about to establish on keeping away from the lateral wall of holding ring one end.

Through adopting above-mentioned technical scheme, during the detection, the operator overlaps the fixed cover and establishes on the resiliometer body, and make fixed cover inconsistent with the holding ring, live in order to injecing the position of fixed cover, the movable sleeve is worn to establish by the impact rod this moment, then aim at the test surface with the impact rod and contact with the test surface, the resiliometer body is pressed to the operator, make the movable sleeve keep away from the one end and the test surface laminating of holding ring, the axis that can make the impact rod keeps perpendicular with the test surface, the operator continues to press the resiliometer body, the movable sleeve can slide towards the holding ring direction, at this in-process, the resiliometer body can detect the intensity of test surface, thereby can effectively improve the accurate nature of testing result.

Optionally, the sliding part includes a sliding block disposed on an inner side wall of the movable sleeve, and a sliding groove slidably engaged with the sliding block is disposed on an outer side wall of the fixed sleeve along an axial direction of the sliding block.

Through adopting above-mentioned technical scheme, through the sliding fit of slider with the spout for the movable sleeve can make a round trip to slide on the fixed cover steadily.

Optionally, a first annular plate is arranged on the outer side wall, close to one end of the positioning ring, of the fixing sleeve along the periphery, and a reset piece which drives the movable sleeve to slide in the direction away from the positioning ring is arranged on the first annular plate.

Through adopting above-mentioned technical scheme, after the detection finishes, the operator will be beaten the pole and the movable sleeve takes off from the test surface, at this moment under the effect that resets, will promote the movable sleeve and slide towards the direction of keeping away from the holding ring, realize the automatic re-setting of movable sleeve to make things convenient for once more to detect.

Optionally, the piece that resets includes reset spring, reset spring overlaps simultaneously and establishes on fixed cover and movable sleeve, be provided with the second crown plate corresponding with first crown plate along the periphery on the lateral wall of movable sleeve, reset spring's one end fixed connection is on first crown plate, reset spring's other end fixed connection is on the second crown plate.

Through adopting above-mentioned technical scheme, in the testing process, reset spring is in the state of compressed, and after the detection finishes, the operator will make a shot pole and movable sleeve take off from the test surface, under reset spring's elastic force effect, will promote the movable sleeve and slide towards the direction of keeping away from the holding ring, realizes the automatic re-setting of movable sleeve.

Optionally, it is fixed mutually through the mounting between fixed cover and the holding ring, the mounting includes along the periphery sets up the joint board on fixed cover orientation holding ring end wall, the holding ring is seted up along the periphery towards one side of fixed cover and is connect complex joint groove with the joint board, threaded connection has a plurality of screws of wearing to establish the joint board on the lateral wall of holding ring.

Through adopting above-mentioned technical scheme, establish fixed cover on the resiliometer body for the plug board is aimed at the inserting groove and is inserted into, and fixed cover is inconsistent with the holding ring this moment, then screws up the screw and makes the screw wear to establish the joint board, thereby can firmly fix the joint board in the joint inslot, realizes the stable fixed of fixed cover to go on smoothly of convenient detection achievement.

Optionally, a plurality of waist-shaped holes are formed in the side wall of the clamping plate at intervals along the periphery, the waist-shaped holes extend along the radian direction of the clamping plate, and the screws penetrate through the waist-shaped holes.

Through adopting above-mentioned technical scheme, the waist type hole that sets up is for the use of cooperation screw for the in-process of screwing up the screw, the joint board is worn to establish that the screw can be better.

Optionally, the two side walls of the clamping and connecting plate are provided with rubber pads, and the rubber pads are abutted against the groove walls of the clamping and connecting grooves.

Through adopting above-mentioned technical scheme, the rubber pad that sets up can multiplicable joint board's the lateral wall and the frictional force between the cell wall in joint groove for joint board is more stable at joint inslot fixed, reduces the possibility of joint board at the joint inslot rotation.

Optionally, a stabilizing ring plate is arranged on the outer side wall of the movable sleeve far away from one end of the positioning ring along the periphery, and the wall surface of the stabilizing ring plate, which deviates from the positioning ring, is flush with the end wall of the movable sleeve, which deviates from the positioning ring.

Through adopting above-mentioned technical scheme, the stability crown plate that sets up has increased the area of contact of movable sleeve and test face for the movable sleeve better with test face laminating, thereby make the axis of tapping pole and the better maintenance of test face perpendicular.

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

1. in the detection process, one end of the movable sleeve, which is far away from the positioning ring, is attached to the test surface, so that the axis of the elastic striking rod is perpendicular to the test surface, and the accuracy of the detection result can be effectively improved;

2. after the detection is finished, an operator takes the elastic striking rod and the movable sleeve off the test surface, and pushes the movable sleeve to slide towards the direction away from the positioning ring under the action of the elastic force of the return spring, so that the automatic return of the movable sleeve is realized, and the secondary detection is facilitated;

3. the stable crown plate that sets up has increased the area of contact of movable sleeve with the test face for the movable sleeve better with the test face laminating, thereby make the axis of tapping rod and the better maintenance of test face perpendicular.

Drawings

Fig. 1 is a sectional view of a connection structure for embodying a fixed sleeve and a movable sleeve according to an embodiment of the present application.

Fig. 2 is an enlarged view of a portion a in fig. 1.

Fig. 3 is a schematic structural diagram for embodying the fixing sleeve according to the embodiment of the present application.

Fig. 4 is a schematic overall structure diagram of an embodiment of the present application.

Reference numerals: 1. a resiliometer body; 11. a positioning ring; 111. a clamping groove; 2. a tapping rod; 3. fixing a sleeve; 31. a chute; 32. a first ring plate; 33. a clamping and connecting plate; 331. a kidney-shaped hole; 4. a movable sleeve; 41. a slider; 42. a second ring plate; 43. a stabilizing ring plate; 5. a return spring; 6. a screw; 7. and (7) a rubber pad.

Detailed Description

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

The embodiment of the application discloses manage and use concrete resiliometer. Referring to fig. 1 and 2, prison and use concrete resiliometer includes resiliometer body 1 and sets up the impact rod 2 in resiliometer body 1 one end, the cover is equipped with fixed cover 3 on the lateral wall that resiliometer body 1 is located impact rod 2 one end, the inner wall of fixed cover 3 cooperatees with resiliometer body 1's outer wall, it is provided with holding ring 11 to fix along the periphery on resiliometer body 1's lateral wall, and holding ring 11 is located fixed cover 3 one side of keeping away from impact rod 2, after establishing on resiliometer body 1 from the pot head that resiliometer body 1 is located impact rod 2 with fixed cover 3, fixed cover 3 can be inconsistent with holding ring 11, thereby can restrict fixed cover 3 and continue to slide on resiliometer body 1, make the position of fixed cover 3 injectd.

With reference to fig. 2 and 3, and between the fixing sleeve 3 and the positioning ring 11, a fixing element is provided to fix the fixing sleeve 3. The fixing piece comprises a clamping plate 33, the clamping plate 33 is fixedly arranged on the end wall, facing the positioning ring 11, of the fixing sleeve 3 along the periphery, a clamping groove 111 for the clamping plate 33 to insert is formed in the end face, facing the fixing sleeve 3, of the positioning ring 11 along the periphery, the clamping plate 33 is matched with the clamping groove 111, a plurality of waist-shaped holes 331 are formed in the side wall of the clamping plate 33 along the periphery at intervals, the waist-shaped holes 331 are identical in size and extend along the radian direction of the clamping plate 33, and the number of the waist-shaped holes 331 in the embodiment is six; six screws 6 corresponding to the six kidney-shaped holes 331 are arranged on the outer side wall of the positioning ring 11 at intervals along the periphery, the screws 6 are in threaded connection with the positioning ring 11, and the screws 6 penetrate through the kidney-shaped holes 331, so that the clamping plate 33 can be firmly fixed in the clamping groove 111, and the fixed sleeve 3 is stably fixed.

Referring to fig. 2, rubber pads 7 are bonded to both side walls of the clamping plate 33, and after the clamping plate 33 is inserted into the clamping groove 111, the rubber pads 7 abut against the groove wall of the clamping groove 111, so that friction between the side wall of the clamping plate 33 and the groove wall of the clamping groove 111 is increased, the clamping plate 33 is more stable in the clamping groove 111, and the possibility of rotation of the clamping plate 33 in the clamping groove 111 is reduced.

Referring to fig. 1, the outer side wall of the end of the fixed sleeve 3 away from the positioning ring 11 is sleeved with a movable sleeve 4, the inner wall of the movable sleeve 4 is matched with the outer wall of the fixed sleeve 3, and the movable sleeve 4 is slidably arranged on the fixed sleeve 3 through a sliding part. The slider is including the fixed slider 41 that sets up on the inner wall of movable sleeve 4, offers the spout 31 with slider 41 sliding fit on the lateral wall of fixed cover 3 along self axial, through the sliding fit of slider 41 with spout 31 for movable sleeve 4 can make a round trip to slide on fixed cover 3 steadily. And in the initial state, the striking rod 2 penetrates through the movable sleeve 4.

Referring to fig. 1, the operator is when examining the concrete test surface, at first aim at the test surface and contact with the test surface with impact rod 2, then press resiliometer body 1, make the one end and the test surface laminating of holding ring 11 are kept away from to movable sleeve 4, can make the axis and the test surface of impact rod 2 keep perpendicular, the operator continues to press resiliometer body 1, movable sleeve 4 can slide towards holding ring 11 direction, at this in-process, resiliometer body 1 can detect the intensity of test surface, thereby can effectively improve the precision of testing result.

Referring to fig. 4, the outer side wall of one end of the movable sleeve 4 attached to the concrete testing surface is fixedly provided with a stabilizing ring plate 43 along the periphery, the wall surface of the stabilizing ring plate 43 facing the testing surface is flush with the wall surface of the movable sleeve 4 facing the testing surface, the contact area of the movable sleeve 4 and the testing surface can be increased through the stabilizing ring plate 43, so that the movable sleeve 4 is better attached to the testing surface, and the axis of the tapping rod 2 is vertical to the better holding of the testing surface.

Referring to fig. 4, in addition, a first ring plate 32 is fixedly arranged on the outer side wall of the fixed sleeve 3 near one end of the positioning ring 11 along the peripheral edge, a second ring plate 42 corresponding to the first ring plate 32 is fixedly arranged on the outer side wall of the movable sleeve 4 along the peripheral edge, and a reset piece for driving the movable sleeve 4 to slide in the direction away from the positioning ring 11 is arranged between the first ring plate 32 and the second ring plate 42. The reset piece comprises a reset spring 5, the reset spring 5 is sleeved on the fixed sleeve 3 and the movable sleeve 4 at the same time, one end of the reset spring 5 is fixedly connected to the first annular plate 32, and the other end of the reset spring is fixedly connected to the second annular plate 42.

Referring to fig. 4, in an initial state, under the action of the elastic force of the return spring 5, the movable sleeve 4 is driven to slide away from the positioning ring 11, and at this time, the return spring 5 is in an extended state; in the detection process, the return spring 5 is extruded and is in a compressed state; after the detection is finished, the operator takes the elastic striking rod 2 and the movable sleeve 4 off the testing surface, and under the elastic action of the reset spring 5, the movable sleeve 4 is pushed to slide towards the direction far away from the positioning ring 11, so that the automatic reset of the movable sleeve 4 is realized, and the secondary detection is facilitated.

The embodiment of the application provides a concrete resiliometer for supervision's implementation principle does: examine time measuring, the operator overlaps fixed cover 3 on resiliometer body 1, make joint board 33 aim at joint groove 111 and insert into, fixed cover 3 inconsistent with holding ring 11 this moment, then screw up screw 6 and make screw 6 wear to establish waist type hole 331, thereby can firmly fix joint board 33 in joint groove 111, the realization is to fixed stable fixed of cover 3, then aim at the test surface and contact with the test surface with impact rod 2, the operator presses resiliometer body 1, make stable crown plate 43 and test surface laminating, can make the axis and the test surface of impact rod 2 keep perpendicular, resiliometer body 1 is continuously pressed to the operator, movable sleeve 4 can slide towards holding ring 11 directions, at this in-process, resiliometer body 1 can detect the intensity of test surface.

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 prison, includes resiliometer body (1) and sets up impact rod (2) in resiliometer body (1) one end, its characterized in that: the utility model discloses a rebound tester, including resiliometer body (1), the lateral wall that is located elastic striking pole (2) one end is equipped with fixed cover (3) on the cover, the lateral wall that is located fixed cover (3) on resiliometer body (1) is kept away from one side of elastic striking pole (2) and is provided with holding ring (11) along the periphery, fixed cover (3) are contradicted and are set up on holding ring (11), slide through the slider on the lateral wall of holding ring (11) one end is kept away from in fixed cover (3) and be provided with movable sleeve (4) that elastic striking pole (2) were worn to establish.

2. The concrete rebound monitor for supervision as set forth in claim 1, wherein: the sliding part comprises a sliding block (41) arranged on the inner side wall of the movable sleeve (4), and a sliding groove (31) in sliding fit with the sliding block (41) is formed in the outer side wall of the fixed sleeve (3) along the axial direction of the sliding part.

3. The concrete rebound monitor for supervision as set forth in claim 1, wherein: the outer side wall of one end, close to the positioning ring (11), of the fixed sleeve (3) is provided with a first annular plate (32) along the periphery, and the first annular plate (32) is provided with a reset piece which drives the movable sleeve (4) to slide towards the direction away from the positioning ring (11).

4. The proctoring concrete rebound instrument as set forth in claim 3, wherein: reset the piece and include reset spring (5), reset spring (5) cover is established simultaneously on fixed cover (3) and movable sleeve (4), be provided with second crown plate (42) corresponding with first crown plate (32) along the periphery on the lateral wall of movable sleeve (4), the one end fixed connection of reset spring (5) is on first crown plate (32), the other end fixed connection of reset spring (5) is on second crown plate (42).

5. The concrete rebound monitor for supervision as set forth in claim 1, wherein: fix mutually through the mounting between fixed cover (3) and holding ring (11), the mounting includes along the periphery sets up joint board (33) on fixed cover (3) towards holding ring (11) end wall, holding ring (11) are seted up along the periphery towards one side of fixed cover (3) with joint board (33) joint complex joint groove (111), threaded connection has a plurality of screws (6) of wearing to establish joint board (33) on the lateral wall of holding ring (11).

6. The proctoring concrete rebound instrument as set forth in claim 5, wherein: a plurality of waist type holes (331) have been seted up along the periphery interval on the lateral wall of joint board (33), just waist type hole (331) extend the setting along the radian direction of joint board (33), waist type hole (331) are worn to establish in screw (6).

7. The proctoring concrete rebound instrument as set forth in claim 5, wherein: the two side walls of the clamping plate (33) are provided with rubber pads (7), and the rubber pads (7) are abutted to the groove walls of the clamping grooves (111).

8. The concrete rebound monitor for supervision as set forth in claim 1, wherein: the outer side wall of one end, far away from the positioning ring (11), of the movable sleeve (4) is provided with a stabilizing ring plate (43) along the periphery, and the wall surface, deviating from the positioning ring (11), of the stabilizing ring plate (43) is flush with the end wall, deviating from the positioning ring (11), of the movable sleeve (4).