CN219891001U

CN219891001U - Concrete strength resiliometer

Info

Publication number: CN219891001U
Application number: CN202321538057.8U
Authority: CN
Inventors: 刘伟锋
Original assignee: Guangdong Keyi Xintai Construction Technology Development Co ltd
Current assignee: Guangdong Keyi Xintai Construction Technology Development Co ltd
Priority date: 2023-06-15
Filing date: 2023-06-15
Publication date: 2023-10-24
Anticipated expiration: 2033-06-15

Abstract

The utility model discloses a concrete strength resiliometer, which belongs to the technical field of resiliometers and comprises a shell, wherein a spring telescopic rod is arranged in the shell, one end of the spring telescopic rod is provided with an impact connector, and one side of the upper end of the shell is provided with a stay wire displacement sensor.

Description

Concrete strength resiliometer

Technical Field

The utility model belongs to the technical field of resiliometers, and particularly relates to a concrete strength resiliometer.

Background

The basic principle of the resiliometer is that a spring is used for driving a heavy hammer, the heavy hammer impacts a striking rod vertically contacted with the concrete surface with constant kinetic energy, so that partial concrete is deformed and absorbs part of energy, the other part of energy is converted into the rebound kinetic energy of the heavy hammer, when the rebound kinetic energy is completely converted into potential energy, the heavy hammer rebound reaches the maximum distance, and the maximum rebound distance of the heavy hammer is displayed by the instrument in the name of rebound value (the ratio of the maximum rebound distance to the initial length of the spring).

The Chinese patent application number 2022210178960 discloses a resiliometer for detecting the strength of a concrete structure, which comprises a shell and a control module, wherein the control module is arranged at the top of the shell, and a display screen is inlaid at the top of the control module; a Bluetooth positioning beacon is installed at the bottom of the shell; and one side of the shell is provided with a charging interface. According to the utility model, the Bluetooth positioning beacon is arranged on the shell, is powered by the battery pack in the shell, is connected with the external Bluetooth receiving device in real time, and transmits the position information of the device to the internal of the external Bluetooth receiving device in real time, so that a user can conveniently check the position of the device in real time after the device is stored, the device is prevented from being lost, and the safety of the device is improved.

The above-mentioned disclosed patent charges the battery through setting up the interface that charges in casing one end, and former device can't carry out sealed protection to the interface that charges when the interface that charges is not used, and impurity such as dust easily gets into in the interface that charges, causes follow-up interface that charges to contact circumstances such as bad, and former device does not use simultaneously and puts into when carrying in knapsack etc. rocks and easily causes the button of touching on the control module by mistake.

Disclosure of Invention

In order to solve the problems in the background technology, the utility model provides the concrete strength rebound instrument which has the protection function and can seal and protect the charging interface.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a concrete strength resiliometer, includes the casing, the inside spring telescopic link that is provided with of casing, spring telescopic link one end is provided with the impact joint, casing upper end one side is provided with the displacement sensor that acts as go-between, displacement sensor one side is provided with control module, control module upper end one side is provided with the display screen, casing rear end one side is provided with humidity transducer, the casing front end is provided with temperature sensor, casing lower extreme one side is provided with bluetooth location beacon, bluetooth location beacon one side is provided with the battery, the casing is kept away from impact joint one end and is provided with the interface that charges, the interface outside that charges is provided with seal assembly.

Preferably, the seal assembly comprises a seal frame, a seal plate, pull rings, lugs, sliding grooves, fixing rods and reset springs, wherein the seal frame is arranged at the position, corresponding to the charging interface, of one end of the shell, the seal plate is arranged in the seal frame, the pull rings are arranged at one end of the seal plate, the lugs are arranged at one side, away from the pull rings, of the two ends of the seal frame, the sliding grooves are arranged at the positions, corresponding to the lugs, of the seal frame, the fixing rods are arranged in the sliding grooves, and the reset springs are arranged on the surfaces of the fixing rods at one end of the lugs.

Preferably, the sealing plate is provided with a silica gel pad far away from one end of the pull ring, and one end of the sealing frame is provided with a through hole corresponding to the sealing plate.

Preferably, the control module upside is provided with the lid, and lid lower extreme both sides are provided with the locating lever, and control module upper end is provided with the locating hole with the position that the locating lever corresponds, and control module lower extreme both sides are provided with magnetic stripe one, and control module upper end is provided with magnetic stripe two with the position that magnetic stripe corresponds one, and the lid both ends are provided with arc recess.

Preferably, the second magnetic strip is opposite to the first magnetic strip in magnetism, and the lower end of the positioning rod is of an arc-shaped structure.

Preferably, the lower ends of the magnetic strips are flush with the lower end of the cover body, and the upper ends of the magnetic strips are flush with the upper end of the control module.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the sealing assembly is arranged, the sealing plate is pulled to move through the pull ring when the charging interface is used, the sealing plate drives the lug to move in the sliding groove, meanwhile, the reset spring on the fixed rod is compressed, the charging interface is exposed, the charger can be inserted into the charging device for charging, and after the charger is pulled out, the reset spring is sprung to push the sealing plate to reset one end of the sealing frame for sealing, so that the effect of sealing and protecting the charging interface is achieved.

2. According to the utility model, the cover body is arranged, when the device is not required to be placed in a knapsack for carrying, the cover body is placed at the upper end of the control module, the plurality of positioning rods at the lower end of the cover body enter the positioning holes at the upper end of the control module, and meanwhile, the first magnetic stripe at the lower end of the cover body is adsorbed with the second magnetic stripe on the control module, so that the effect of adsorbing and fixing the cover body is achieved, when the cover body is required to be taken down, the cover body can be taken down through the arc-shaped grooves at the two ends of the cover body, the control module can be protected through the cover body, and the situation that the device shakes to cause mistakenly touching keys on the control module when the device is carried in the knapsack is avoided.

Drawings

FIG. 1 is a perspective view of the present utility model;

FIG. 2 is a cut-away perspective view of the housing of the present utility model;

FIG. 3 is a cut-away perspective view of a seal frame of the present utility model;

in the figure: 1. a housing; 2. a temperature sensor; 3. a storage battery; 4. a charging interface; 5. a seal assembly; 51. a sealing frame; 52. a sealing plate; 53. a pull ring; 54. a bump; 55. a chute; 56. a fixed rod; 57. a return spring; 6. positioning holes; 7. a control module; 8. a display screen; 9. a cover body; 10. a second magnetic stripe; 11. a pull wire displacement sensor; 12. an impact joint; 13. a spring telescoping rod; 14. bluetooth positioning beacons; 15. a humidity sensor; 16. a first magnetic stripe; 17. a positioning rod; 18. an arc-shaped groove.

Detailed Description

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

Example 1

Referring to fig. 1-3, the present utility model provides the following technical solutions: the utility model provides a concrete strength resiliometer, including casing 1, casing 1 inside is provided with spring telescopic link 13, spring telescopic link 13 one end is provided with the impact joint 12, casing 1 upper end one side is provided with the displacement sensor 11 of acting as go-between, it is provided with control module 7 to act as go-between displacement sensor 11 one side, control module 7 upper end one side is provided with display screen 8, casing 1 rear end one side is provided with humidity transducer 15, casing 1 front end is provided with temperature sensor 2, casing 1 lower extreme one side is provided with bluetooth location beacon 14, bluetooth location beacon 14 one side is provided with battery 3, casing 1 is kept away from impact joint 12 one end and is provided with interface 4 that charges, the interface 4 outside of charging is provided with seal assembly 5.

Specifically, the seal assembly 5 includes a seal frame 51, a seal plate 52, a pull ring 53, a protruding block 54, a sliding groove 55, a fixing rod 56 and a return spring 57, wherein the seal frame 51 is arranged at a position corresponding to the charging interface 4 at one end of the housing 1, the seal plate 52 is arranged in the seal frame 51, the pull ring 53 is arranged at one end of the seal plate 52, the protruding block 54 is arranged at two ends of the seal frame 51 far away from one side of the pull ring 53, the sliding groove 55 is arranged at a position corresponding to the protruding block 54 of the seal frame 51, the fixing rod 56 is arranged in the sliding groove 55, and the return spring 57 is arranged on the surface of the fixing rod 56 at one end of the protruding block 54.

Through adopting above-mentioned technical scheme, can seal the protection to charging interface 4 when making charging interface 4 not use through setting up seal assembly 5, avoid when charging interface 4 not use impurity such as dust get into in charging interface 4, cause follow-up charging interface 4 conditions such as bad contact.

Specifically, the end of the sealing plate 52 far away from the pull ring 53 is provided with a silica gel pad, and one end of the sealing frame 51 is provided with a through hole corresponding to the sealing plate 52.

Through adopting above-mentioned technical scheme, set up the silica gel pad and play the guard action to the charger, cause the scratch to the charger when avoiding closing plate 52 to contact the charger, sealing frame 51 one end is provided with the through-hole that corresponds with closing plate 52 makes closing plate 52 slidable in sealing frame 51's through-hole.

When the concrete strength resiliometer is used, the device is arranged at a proper position, the stay wire of the stay wire displacement sensor 11 is connected with the top of the impact joint 12, the impact joint 12 is pressed by external force, the impact joint 12 drives the spring telescopic rod 13 to shrink, when the spring telescopic rod 13 shrinks, the internal spring converts the external force into elastic potential energy to be accumulated in the spring telescopic rod, the impact joint 12 is aligned with a concrete wall, the external force disappears, the internal spring of the spring telescopic rod 13 converts the elastic potential energy into kinetic energy, thrust is generated on the impact joint 12 connected with the tail end of the impact joint, the impact joint 12 impacts the concrete wall under the driving of the spring telescopic rod 13, and rebound occurs under the action of reaction force caused by the impact, meanwhile, the stay wire displacement sensor 11 conveys displacement information of the impact joint 12 into the display screen 8, the display screen 8 stores displacement data to the inside of the display screen, and displays the displacement data, through setting up seal assembly 5, when the interface 4 charges and uses, through pull ring 53 pulling closing plate 52 removal, closing plate 52 drives lug 54 and removes in spout 55, reset spring 57 on dead lever 56 receives the compression simultaneously, the interface 4 charges and exposes and insert the work that charges with the charger, the back reset spring 57 bullet stretches and promotes closing plate 52 and reset and seal sealing frame 51 one end after the completion charger pulls out, thereby reach the effect of carrying out seal protection to interface 4 charges, can seal protection to interface 4 charges when the interface 4 makes the interface 4 charge unused through setting up seal assembly 5, avoid impurity such as dust get into in the interface 4 charges when not using, cause follow-up interface 4 charge situation such as bad contact.

Example 2

This embodiment differs from embodiment 1 in that: the upper side of the control module 7 is provided with a cover body 9, two sides of the lower end of the cover body 9 are provided with positioning rods 17, the positions of the upper end of the control module 7 corresponding to the positioning rods 17 are provided with positioning holes 6, two sides of the lower end of the control module 7 are provided with first magnetic strips 16, the positions of the upper end of the control module 7 corresponding to the first magnetic strips 16 are provided with second magnetic strips 10, and two ends of the cover body 9 are provided with arc-shaped grooves 18.

Through adopting above-mentioned technical scheme, can protect control module 7 through setting up lid 9, avoid the device to rock when carrying in the knapsack and cause the button that the mistake touched on the control module 7.

Specifically, the second magnetic stripe 10 is opposite to the first magnetic stripe 16 in magnetism, and the lower end of the positioning rod 17 is in an arc-shaped structure.

By adopting the technical scheme, the second magnetic stripe 10 and the first magnetic stripe 16 can be adsorbed, and the lower end of the positioning rod 17 is arranged into an arc structure, so that the positioning rod 17 can conveniently enter the positioning hole 6.

Specifically, the lower end of the first magnetic stripe 16 is flush with the lower end of the cover body 9, and the upper end of the second magnetic stripe 10 is flush with the upper end of the control module 7.

By adopting the technical scheme, the cover body 9 is attached to the control module 7 after being installed.

When the backpack is used, through setting the cover body 9, when the backpack is not required to be carried, the cover body 9 is placed at the upper end of the control module 7, the positioning rods 17 at the lower end of the cover body 9 enter the positioning holes 6 at the upper end of the control module 7, meanwhile, the first magnetic stripe 16 at the lower end of the cover body 9 is adsorbed with the second magnetic stripe 10 on the control module 7, the effect of adsorbing and fixing the cover body 9 is achieved, the cover body 9 can be taken down through the arc-shaped grooves 18 at the two ends of the cover body 9 when the cover body 9 is required to be taken down, the control module 7 can be protected through setting the cover body 9, and the situation that the device shakes to cause mistakenly touching keys on the control module 7 when being carried in the backpack is avoided.

The utility model discloses a structure and a working principle of a rebound instrument for detecting the strength of a concrete structure, which are disclosed in China patent application No. 2022210178960, of a shell 1, a temperature sensor 2, a storage battery 3, a charging interface 4, a control module 7, a display screen 8, a stay wire displacement sensor 11, an impact connector 12, a spring telescopic rod 13, a Bluetooth positioning beacon 14 and a humidity sensor 15, wherein the working principle is that the stay wire of the stay wire displacement sensor 11 is connected with the top of the impact connector 12, the impact connector 12 is pressed by external force, at the moment, the impact connector 12 drives the spring telescopic rod 13 to shrink, when the spring telescopic rod 13 shrinks, the internal spring converts the external force into elastic potential energy to be accumulated in the impact connector 12, the external force disappears, the spring in the spring telescopic rod 13 converts the elastic potential energy into kinetic energy, the impact connector 12 connected with the tail end generates thrust, the impact connector 12 is driven by the spring telescopic rod 13 to generate impact on the concrete wall, the reaction force caused by the impact is generated under the action, at the same time, the stay wire displacement sensor 11 conveys displacement information of the impact connector 12 to the inside the display screen 8, and the displacement data are stored in the display screen, and the displacement data are displayed.

The working principle and the using flow of the utility model are as follows: when the concrete intensity resiliometer is used, the device is arranged at a proper position, a stay wire of the stay wire displacement sensor 11 is connected with the top of the impact joint 12, the impact joint 12 is pressed by external force, at the moment, the impact joint 12 drives the spring telescopic rod 13 to shrink, when the spring telescopic rod 13 shrinks, the internal spring converts the external force into elastic potential energy to be accumulated in the internal part of the spring telescopic rod, the impact joint 12 is aligned with a concrete wall, the external force disappears, the internal spring of the spring telescopic rod 13 converts the elastic potential energy into kinetic energy, the impact joint 12 connected with the tail end of the spring telescopic rod generates thrust, the impact joint 12 impacts the concrete wall under the driving of the spring telescopic rod 13 and generates rebound under the action of reaction force caused by the impact, meanwhile, the stay wire displacement sensor 11 conveys the displacement information of the impact joint 12 into the display screen 8, the display screen 8 stores the displacement data into the internal part of the spring, and the displacement data is displayed, through setting up seal assembly 5, when charging interface 4 is used, through pull ring 53 pulling closing plate 52 removal, closing plate 52 drives lug 54 and removes in spout 55, the reset spring 57 on the dead lever 56 receives the compression simultaneously, charging interface 4 exposes and can insert the charger and charge the work, reset spring 57 stretches and promotes closing plate 52 and reset and seal sealing frame 51 one end after the charger is pulled out, thereby reach the effect of carrying out seal protection to charging interface 4, can seal protection to charging interface 4 when making charging interface 4 not use through setting up seal assembly 5, avoid when charging interface 4 is not used impurity such as dust get into charging interface 4, cause circumstances such as follow-up charging interface 4 contact failure, through setting up lid 9, when the device is not used and is carried in the knapsack, the cover body 9 is placed at the upper end of the control module 7, a plurality of positioning rods 17 at the lower end of the cover body 9 enter the positioning holes 6 at the upper end of the control module 7, meanwhile, the first magnetic stripe 16 at the lower end of the cover body 9 is adsorbed with the second magnetic stripe 10 on the control module 7, the effect of adsorbing and fixing the cover body 9 is achieved, the cover body 9 can be taken down through the arc-shaped grooves 18 at the two ends of the cover body 9 when the cover body 9 needs to be taken down, the control module 7 can be protected through the cover body 9, and keys on the control module 7 are prevented from being mistakenly touched due to shaking when the device is carried in a knapsack.

Although embodiments of the present utility model 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 therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a concrete intensity resiliometer, includes casing, its characterized in that: the inside spring telescopic link that is provided with of casing, spring telescopic link one end is provided with the impact joint, and casing upper end one side is provided with the displacement sensor that acts as go-between, and displacement sensor one side is provided with control module, and control module upper end one side is provided with the display screen, and casing rear end one side is provided with humidity transducer, and the casing front end is provided with temperature sensor, and casing lower extreme one side is provided with bluetooth location beacon, and bluetooth location beacon one side is provided with the battery, and the casing is kept away from impact joint one end and is provided with the interface that charges, and the interface outside that charges is provided with seal assembly.

2. A concrete strength resiliometer according to claim 1, characterized in that: the sealing assembly comprises a sealing frame, a sealing plate, pull rings, lugs, sliding grooves, fixing rods and reset springs, wherein the sealing frame is arranged at the position, corresponding to a charging interface, of one end of the shell, the sealing plate is arranged in the sealing frame, the pull rings are arranged at one end of the sealing plate, the lugs are arranged on one side, away from the pull rings, of the two ends of the sealing frame, the sliding grooves are arranged at the positions, corresponding to the lugs, of the sealing frame, the fixing rods are arranged in the sliding grooves, and the reset springs are arranged on the surfaces of the fixing rods at one end of the lugs.

3. A concrete strength resiliometer according to claim 2, characterized in that: the sealing plate is provided with silica gel pad far away from pull ring one end, and sealing frame one end is provided with the through-hole that corresponds with the sealing plate.

4. A concrete strength resiliometer according to claim 1, characterized in that: the control module upside is provided with the lid, and lid lower extreme both sides are provided with the locating lever, and control module upper end is provided with the locating hole with the position that the locating lever corresponds, and control module lower extreme both sides are provided with magnetic stripe one, and control module upper end is provided with magnetic stripe two with the position that magnetic stripe corresponds one, and the lid both ends are provided with the arc recess.

5. A concrete strength resiliometer according to claim 4, characterized in that: the second magnetic strip is opposite to the first magnetic strip in magnetism, and the lower end of the positioning rod is of an arc-shaped structure.

6. A concrete strength resiliometer according to claim 4, characterized in that: the magnetic stripe is flush between the lower end of the magnetic stripe and the lower end of the cover body and between the upper ends of the magnetic stripe and the control module.