CN217033940U - Concrete quality detection device for building engineering - Google Patents
Concrete quality detection device for building engineering Download PDFInfo
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- CN217033940U CN217033940U CN202220443046.0U CN202220443046U CN217033940U CN 217033940 U CN217033940 U CN 217033940U CN 202220443046 U CN202220443046 U CN 202220443046U CN 217033940 U CN217033940 U CN 217033940U
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- 238000001514 detection method Methods 0.000 title claims abstract description 23
- 238000003825 pressing Methods 0.000 claims description 15
- 238000012360 testing method Methods 0.000 claims description 8
- 238000010276 construction Methods 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000007689 inspection Methods 0.000 claims 3
- 238000005516 engineering process Methods 0.000 abstract description 6
- 229910000831 Steel Inorganic materials 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000000630 rising effect Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000003763 carbonization Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011038 discontinuous diafiltration by volume reduction Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000012372 quality testing Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
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Abstract
The utility model belongs to the technical field of concrete quality detection, and particularly relates to a concrete quality detection device for constructional engineering. The technology includes the box, the level independently is provided with places the board in the box, place the lifting unit that the board reciprocated of placing the board in the box of board bottom, it is provided with the collection box that is used for placing the concrete sample to place the board top, it is provided with the clamp plate to collect box top level, the support frame is installed at the box top, be fixed with the digital display amesdial on the support frame, the box top seted up with the communicating first through-hole of box, the bottom of digital display amesdial measuring stick is independently passed first through-hole after-fixing at the clamp plate top, the passageway that is used for the concrete sample to pass through is seted up to the box leading flank. According to the utility model, the shrinkage rate of the concrete sample is calculated according to the numerical values of the two times, the operation is simple, the detection time is saved, and the shrinkage rate of the concrete sample is more intuitively reflected.
Description
Technical Field
The utility model belongs to the technical field of concrete quality detection, and particularly relates to a concrete quality detection device for constructional engineering.
Background
The shrinkage of concrete refers to a phenomenon of volume reduction occurring at the initial stage of setting or during hardening of concrete. Generally, the shrinkage is classified into plastic shrinkage (also called sink shrinkage), chemical shrinkage (also called self shrinkage), drying shrinkage and carbonization shrinkage, and cracking of concrete is caused by large shrinkage. In order to detect the quality of concrete, a concrete detection device is generally used for detecting the shrinkage rate of a concrete test piece, so that the phenomenon that the surface of the concrete is cracked due to excessive shrinkage of the concrete is avoided. When current concrete detecting device detected the shrinkage factor of concrete sample, need consume a large amount of manpowers, measurement personnel's check-out time is long, and detection efficiency is low, and the testing result is inaccurate.
SUMMERY OF THE UTILITY MODEL
According to the defects in the prior art, the technical problems to be solved by the utility model are as follows: the concrete quality detection device for the building engineering is simple in structure and convenient for workers to detect the shrinkage rate of concrete.
Concrete quality testing device for building engineering, the power distribution box comprises a box body, the level independently is provided with places the board in the box, place the box of board bottom and install the messenger and place the lifting unit that the board reciprocated, it is provided with the collection box that is used for placing the concrete sample to place the board top, it is provided with the clamp plate to collect box top level, the support frame is installed at the box top, be fixed with the digital display amesdial on the support frame, the box top is seted up with the communicating first through-hole of box, the bottom of digital display amesdial measuring stick is independently passed first through-hole after-fixing at the clamp plate top, the passageway that is used for the concrete sample to pass through is seted up to the box leading flank.
Further, lifting unit includes the fixed plate, fixed plate horizontal installation is in the box, place the board bottom and install the sleeve pipe, the intraductal vertical screw rod that is provided with of sleeve pipe, the screw rod is screw-thread fit with the sleeve pipe, communicating second through-hole about having seted up on the fixed plate, the screw rod passes through the bearing and vertically wears the dress in the second through-hole, the level is provided with the pivot in the box, the pivot is installed in the box through the bearing, the drive assembly who is used for driving the pivot rotation is installed in the box left side, the cover is equipped with first bevel gear in the pivot, screw rod bottom cover is equipped with second bevel gear, second bevel gear and first bevel gear meshing.
Further, the driving assembly comprises a handle, and the handle is installed on the rotating shaft.
Furthermore, a third through hole communicated with the inside of the box body is formed in the top of the box body, a guide rod independently penetrates through the third through hole, the bottom of the guide rod is fixed to the top of the pressing plate, and a limiting block is fixed to the top of the guide rod.
Furthermore, the top of the collecting box is provided with a mandril which is fixed at the top in the box body.
Compared with the prior art, the utility model has the following beneficial effects:
according to the utility model, under the action of the lifting assembly, the height of the collecting box is adjusted, so that the top of the concrete sample is in contact with the bottom of the pressing plate, the digital display dial indicator displays a numerical value, the numerical value of the digital display dial indicator is recorded after the concrete sample is solidified and contracted, the shrinkage rate of the concrete sample is calculated according to the numerical values of the two times, the operation is simple, the detection time is saved, and the shrinkage rate of the concrete sample is more intuitively reflected.
Drawings
FIG. 1 is a schematic view of the structure of the present invention;
FIG. 2 is a front view of FIG. 1;
names of components in the drawings: 1. the device comprises a box body 2, a collecting box 3, a placing plate 4, a sleeve 5, a screw 6, a handle 7, a second bevel gear 8, a rotating shaft 9, a first bevel gear 10, a third bevel gear 11, a fixing plate 12, a pressing plate 13, a push rod 14, a supporting frame 15, a digital display dial indicator 16, a guide rod 17, a hinge 18 and a door.
Detailed Description
The present invention is further described in the following detailed description with reference to the drawings, but the utility model is not limited thereto, and any modifications, equivalents, improvements and the like within the spirit and principle of the present invention should be included in the scope of the present invention.
Example 1
As shown in fig. 1 and fig. 2, the concrete quality detection device for construction engineering in this embodiment includes a box body 1, a placing plate 3 is horizontally and independently disposed in the box body 1, the placing plate 3 can slide up and down in the box body 1, sliding grooves can be further formed in the left and right inner side walls of the box body 1, the left and right ends of the placing plate 3 are embedded in the sliding grooves, when the placing plate 3 is located at the top of the sliding grooves, the groove walls of the sliding grooves can support the placing plate 3, so as to reduce the gravity on the bearing and prolong the service life of the bearing;
a lifting assembly which enables the placing plate 3 to move up and down is arranged in the box body 1 at the bottom of the placing plate 3, the lifting assembly can push the collecting box 2 to move upwards, and the bottom of the pressing plate 12 can press a concrete sample in the collecting box 2;
the collecting box 2 for placing the concrete sample is arranged at the top of the placing plate 3, the collecting box 2 is used for placing the concrete sample, the concrete sample is prevented from being stuck in the collecting box 2 when being solidified during detection, a layer of rubber film can be covered on the surface of the collecting box 2 before the detection, the concrete sample is stuck on the rubber film after being solidified after the detection is completed, the rubber film is taken down, the concrete sample can be taken out, the use times of the collecting box 2 can be effectively increased, a mounting groove can be formed in the top of the placing plate 3 for preventing the collecting box 2 from moving on the surface of the placing plate 3 during the detection process, and the collecting box 2 is placed in the mounting groove;
the top of the collecting box 2 is horizontally provided with a pressing plate 12, so that in order to avoid the situation that the concrete test piece is adhered to the bottom of the pressing plate 12 after being solidified during detection and the pressing plate 12 is difficult to clean, the pressing plate 12 is made of a steel plate with a smooth bottom, a layer of release agent or a layer of hydraulic oil is coated on the bottom of the pressing plate 12 before detection, the concrete test piece is prevented from being adhered to the bottom of the pressing plate 12 after being solidified, and the release agent is coated on a template in common technologies such as construction sites;
the top of the box body 1 is provided with a support frame 14, a digital display dial indicator 15 is fixed on the support frame 14, the digital display dial indicator 15 is a dial indicator displayed in a digital mode in the prior art, can be set at any position, can meet special requirements by setting an initial value, can be subjected to tolerance judgment and metric-English system conversion by setting a tolerance value, is provided with an output interface, and is subjected to data processing through calculation or a printer;
the first through-hole that communicates with each other with box 1 is seted up at 1 top of box, and the bottom of the 15 measuring sticks of digital display amesdial independently passes first through-hole after-fixing at clamp plate 12 top, and the passageway that is used for the concrete sample to pass through is seted up to 1 leading flank of box, and passageway department hinge articulates there is door 18, and convenient to use person uses, and door 18 is preferred transparent material, and convenient to use person observes the shrink situation when concrete sample solidifies in the testing process.
When the embodiment is used, put into collection box 2 with the concrete sample, start lifting unit, will place board 3 and upwards promote, make the top of collecting the concrete sample in box 2 contact the bottom of clamp plate 12 after, certain distance at the rebound, make digital display amesdial 15 display data, record digital display amesdial 15's data or with digital display amesdial 15 return to zero, after the concrete sample solidifies, the thickness shrink of concrete sample, record digital display amesdial 15's data again, twice data contrast can reach the shrinkage factor of concrete sample, detect and accomplish the back, start lifting unit, will make the concrete sample in collection box 2 break away from clamp plate 12, return to zero digital display amesdial 15, open door 18, take out collection box 2, will collect the concrete sample in box 2 and take out, it can to place board 3 to place collection box 2.
Example 2
As shown in fig. 1, the present embodiment further illustrates the technology, the lifting assembly includes a fixed plate 11, the fixed plate 11 is horizontally installed in the box body 1, and the fixed plate 11 is installed in the box body 1 at the bottom of the placing plate 3;
the bottom of the placing plate 3 is provided with a sleeve 4, a screw 5 is vertically arranged in the sleeve 4, the screw 5 is in threaded fit with the sleeve 4, the outer side wall of the screw 5 is provided with external threads, the inner wall of the sleeve 4 is provided with internal threads, when the screw 5 is rotated, the sleeves 4 move up and down along the screw 5, the two sleeves 4 are preferably arranged at the left side and the right side of the bottom of the placing plate 3 respectively, the placing plate 3 is erected by the two sleeves 4, the structure is more reasonable, the stress is more uniform, and the service life of the sleeves 4 can be effectively prolonged;
a second through hole which is communicated up and down is formed in the fixing plate 11, the screw rod 5 vertically penetrates through the second through hole through a bearing, the outer ring of the bearing is fixed in the second through hole, and the screw rod 5 is fixed on the inner ring of the bearing;
a rotating shaft 8 is horizontally arranged in the box body 1, the rotating shaft 8 is installed in the box body 1 through a bearing, the rotating shaft 8 is installed in the box body 1 at the bottom of the fixing plate 11, holes are formed in the left side wall and the right side wall of the box body 1, the outer ring of the bearing is fixed in the holes, the rotating shaft 8 is installed on the inner ring of the bearing, and the left end of the rotating shaft 8 penetrates out of the box body 1;
a driving component used for driving a rotating shaft 8 to rotate is installed on the left side of the box body 1, a first bevel gear 9 is sleeved on the rotating shaft 8, a second bevel gear 7 is sleeved at the bottom of the screw rod 5, the second bevel gear 7 is meshed with the first bevel gear 9, when two sleeves 4 are arranged, two first bevel gears 9 are sleeved on the rotating shaft 8, a second bevel gear 7 and a third bevel gear 10 are respectively sleeved at the bottom of the screw rod 5, the second bevel gear 7 is meshed with the first bevel gear 9 on the left side of the rotating shaft 8, and the third bevel gear 10 is meshed with the first bevel gear 9 on the right side of the rotating shaft 8.
When this embodiment uses, start drive assembly, make pivot 8 rotatory, it is rotatory to drive screw rod 5 through the gear engagement of bevel gear, and screw-thread fit through sleeve pipe 4 and screw rod 5 makes sleeve pipe 4 remove along the length direction of screw rod 5, and the messenger places board 3 and reciprocates.
The lifting assembly in the embodiment can also adopt an electric push rod, the electric push rod is the prior art, is an electric driving device for converting the rotary motion of a motor into the linear reciprocating motion of the push rod, and comprises a driving motor, a push rod, a shell and the like, the working principle is that the motor drives a pair of screw rod nuts after being decelerated by a gear or a worm gear, the rotary motion of the motor is converted into the linear motion, the action of the push rod is completed by utilizing the forward and reverse rotation of the motor, the shell of the electric push rod is arranged at the inner bottom of the box body 1, and the push rod is fixed at the bottom of the placing plate 3; the hydraulic cylinder can be further adopted, the hydraulic cylinder is the prior art, hydraulic energy is converted into mechanical energy, the hydraulic actuating element which does linear reciprocating motion comprises a cylinder barrel, a cylinder cover, a piston rod and the like, the cylinder barrel of the hydraulic cylinder is installed at the inner bottom of the box body 1, and the piston rod is installed at the bottom of the placing plate 3.
Example 3
As shown in fig. 1, the present embodiment further describes the technology, the driving assembly includes a handle 6, the handle 6 is installed on a rotating shaft 8, the handle 6 is preferably a handle with a "Z" shaped structure, which is convenient for the worker to use, the driving assembly has a simple structure, which is convenient for most users to use, and the installation space is saved.
Drive assembly can also adopt the motor in this embodiment, and the motor is installed on the lateral wall of box 1, and the power take off end and the pivot 8 of motor are connected, and it is rotatory to drive pivot 8 through motor drive's mode, labour saving and time saving.
Example 4
As shown in fig. 1, in this embodiment, the technology is further described, a third through hole communicated with the inside of the box body 1 is formed in the top of the box body 1, a guide rod 16 is independently installed in the third through hole in a penetrating manner, the bottom of the guide rod 16 is fixed at the top of the pressure plate 12, a limiting block is fixed at the top of the guide rod 16, in order to prevent the concrete sample from being stuck to the bottom of the pressure plate 12 in the solidification process, the pressure plate 12 is preferably made of a steel plate with a smooth bottom, the steel plate is too heavy, the measuring rod of the digital display dial gauge 15 used alone cannot bear the weight of the steel plate, the measuring rod of the digital display dial gauge 15 is easily damaged, or the measuring rod of the digital display dial gauge 15 is fatigue, so that the detection result is not accurate, the guide rod 16 can bear the weight of the pressure plate 12, the digital display dial gauge 15 is protected, the service life of the digital display dial gauge 15 is prolonged, and the length of the guide rod 16 is equal to the length of the measuring rod of the digital display dial gauge 15, when the limiting block at the top of the guide rod 16 is positioned at the top of the box body 1, the measuring rod of the digital display dial indicator 15 is in a relaxed state.
Example 5
As shown in fig. 1, the present embodiment further describes the technology, a top rod 13 is disposed on the top of the collecting box 2, the top rod 13 is fixed on the top inside the box body 1, the top rod 13 is convenient for the worker to control the rising height of the placing plate 3, the best rising height of the placing plate 3 is that after the bottom of the pressing plate 12 contacts the concrete sample, the digital display dial indicator 15 is enabled to have a reading by a certain distance upwards, the bottom of the top rod 13 is slightly higher than the bottom of the pressing plate 12, which is helpful for the worker to control the rising height of the placing plate 3, accelerate the detection time, and reduce the error of the detection result.
Claims (5)
1. The utility model provides a concrete quality detection device for building engineering, includes box (1), its characterized in that: the concrete test piece placing device is characterized in that a placing plate (3) is independently horizontally arranged in a box body (1) at the bottom of the box body (1), a lifting assembly enabling the placing plate (3) to move up and down is installed in the box body (1) at the bottom of the placing plate (3), a collecting box (2) used for placing a concrete test piece is arranged at the top of the placing plate (3), a pressing plate (12) is horizontally arranged at the top of the collecting box (2), a supporting frame (14) is installed at the top of the box body (1), a digital display dial indicator (15) is fixed on the supporting frame (14), a first through hole communicated with the box body (1) is formed in the top of the box body (1), the bottom end of a measuring rod of the digital display dial indicator (15) independently penetrates through the first through hole and then is fixed at the top of the pressing plate (12), and a channel used for the concrete test piece to pass through is formed in the front side face of the box body (1).
2. The concrete quality inspection device for construction engineering according to claim 1, wherein: lifting unit includes fixed plate (11), fixed plate (11) horizontal installation is in box (1), place board (3) bottom and install sleeve pipe (4), the vertical screw rod (5) that is provided with in sleeve pipe (4), screw rod (5) are screw-thread fit with sleeve pipe (4), communicating second through-hole from top to bottom has been seted up on fixed plate (11), screw rod (5) are vertically worn to adorn in the second through-hole through the bearing, box (1) interior level is provided with pivot (8), pivot (8) are installed in box (1) through the bearing, box (1) left side is installed and is used for driving the rotatory drive assembly of pivot (8), the cover is equipped with first bevel gear (9) on pivot (8), screw rod (5) bottom cover is equipped with second bevel gear (7), second bevel gear (7) and first bevel gear (9) meshing.
3. The concrete quality inspection device for construction engineering according to claim 2, wherein: the driving assembly comprises a handle (6), and the handle (6) is arranged on the rotating shaft (8).
4. The concrete quality inspection device for construction engineering according to claim 1 or 3, wherein: the top of the box body (1) is provided with a third through hole communicated with the inside of the box body (1), a guide rod (16) is independently arranged in the third through hole in a penetrating mode, the bottom of the guide rod (16) is fixed to the top of the pressing plate (12), and a limiting block is fixed to the top of the guide rod (16).
5. The concrete quality detection device for construction engineering according to claim 4, wherein: the top of the collecting box (2) is provided with a mandril (13), and the mandril (13) is fixed at the inner top of the box body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220443046.0U CN217033940U (en) | 2022-03-02 | 2022-03-02 | Concrete quality detection device for building engineering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220443046.0U CN217033940U (en) | 2022-03-02 | 2022-03-02 | Concrete quality detection device for building engineering |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217033940U true CN217033940U (en) | 2022-07-22 |
Family
ID=82453797
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220443046.0U Expired - Fee Related CN217033940U (en) | 2022-03-02 | 2022-03-02 | Concrete quality detection device for building engineering |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217033940U (en) |
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2022
- 2022-03-02 CN CN202220443046.0U patent/CN217033940U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220722 |