CN208012985U - A kind of concrete early-stage crack resistance experimental rig - Google Patents
A kind of concrete early-stage crack resistance experimental rig Download PDFInfo
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- CN208012985U CN208012985U CN201820601318.9U CN201820601318U CN208012985U CN 208012985 U CN208012985 U CN 208012985U CN 201820601318 U CN201820601318 U CN 201820601318U CN 208012985 U CN208012985 U CN 208012985U
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- rotation shaft
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Abstract
The utility model is related to construction equipment technical fields, and disclose a kind of concrete early-stage crack resistance experimental rig, including crust of the device, the first hardness tester is provided at the top of described device outer casing inner wall, first hardness tester includes organic box, first electric rotation shaft, first motion bar, second electric rotation shaft, second motion bar, third electric rotation shaft, third motion bar, 4th electric rotation shaft, small-sized fixed link and tester, the lower surface of the machine box is fixedly connected with the first electric rotation shaft, the side of first electric rotation shaft far from machine box is fixedly connected with the first motion bar.The concrete early-stage crack resistance experimental rig, by the setting of drier and freezer unit, play the role of simulating zubzero temperature, drier makes the vaporization effusion of the hygroscopic water in the air in device, so that freezer unit can simulate the temperature stress of concrete under low-temperature condition with quick freeze concrete.
Description
Technical field
The utility model is related to construction equipment technical field, specially a kind of concrete early-stage crack resistance experiment dress
It sets.
Background technology
Cracking of reinforced concrete refers to the ability that concrete resists cracking, and the cracking resistance of concrete is a comprehensive performance,
With tensile strength, ultimate elongation ability, tensile modulus of elasticity, autogenous volumetric deformation, creep, thermal property have it is certain
Relationship, existing concrete early-stage crack resistance experimental rig is mostly complicated, and detection accuracy is low.
Utility model content
(1) the technical issues of solving
In view of the deficiencies of the prior art, the utility model provides a kind of concrete early-stage crack resistance experimental rig, tool
The advantages that standby simple in structure high with accuracy, solve the problems mentioned above in the background art.
(2) technical solution
For the purpose for realizing above-mentioned, the utility model provides the following technical solutions：A kind of concrete early-stage crack resistance examination
Experiment device, including crust of the device, the first hardness tester is provided at the top of described device outer casing inner wall, and first hardness is surveyed
Test-run a machine include organic box, the first electric rotation shaft, the first motion bar, the second electric rotation shaft, the second motion bar, third electric rotation shaft,
Third motion bar, the 4th electric rotation shaft, small-sized fixed link and tester, it is electronic that the lower surface of the machine box is fixedly connected with first
Shaft, the side of first electric rotation shaft far from machine box are fixedly connected with the first motion bar, and first motion bar is far from
One end of one electric rotation shaft is connected with the second electric rotation shaft, and the side of second electric rotation shaft far from the first motion bar is solid
Surely it is connected with the second motion bar, the described one end of second motion bar far from the second movable rotation-shaft is connected with third electric rotating
Axis, the side of the third electric rotation shaft far from the second motion bar are fixedly connected with third motion bar, and the third motion bar is remote
Side from third electric rotation shaft is connected with the 4th electric rotation shaft, the 4th electric rotation shaft far from third motion bar one
Side is fixedly connected with small-sized fixed link, and the side of the small-sized fixed link far from the 4th electric rotation shaft is fixedly connected with tester,
The side of described device outer casing inner wall bottom is fixed with the first damper, the side of first damper far from crust of the device
It is fixedly connected with the first test panel, the side of first test panel far from crust of the device is fixedly connected with freezer unit, described cold
Freeze side of the device far from test panel and be fixedly connected with partition board, drier, the drying are provided in the middle part of the partition board outer surface
The first thermometer is provided with below device, side of the partition board far from drier is fixedly connected with humidifier, the humidifier
Side far from partition board is fixedly connected with baking machine, and side of the baking machine far from humidifier is fixedly connected with the second damping
The upper surface of device, second damper is fixedly connected with the second test panel.
Preferably, it is provided with the second hardness tester above second test panel.
Preferably, second hardness tester is identical as the structure of the first hardness tester.
Preferably, the side of described device outer surface of outer cover is fixedly connected with connecting rod.
Preferably, the side of the connection rod outer surface is fixedly connected with shaft.
Preferably, side of the shaft far from connecting rod is fixedly connected with control panel.
(3) advantageous effect
Compared with prior art, the utility model provides a kind of concrete early-stage crack resistance experimental rig, have with
Lower advantageous effect：
1, the concrete early-stage crack resistance experimental rig plays analogue zero by the setting of drier and freezer unit
The effect of lower temperature, drier make the vaporization effusion of the hygroscopic water in the air in device so that freezer unit can be with quick freeze coagulation
Soil simulates the temperature stress of concrete under low-temperature condition, by the setting of the first hardness tester and the second hardness tester,
The used of test concrete hardness is played, when the temperature that freezer unit or baking machine are simulated reaches, controls hardness tester
Speed so that tester tip strikes concrete, acquisition concrete stress at a certain temperature and density.
2, it is high to play simulation by the setting of baking machine and humidifier for the concrete early-stage crack resistance experimental rig
The effect of temperature, liquid water using thermal energy is converted to steam and is mixed with air by humidifier to be humidified so that baking machine can be fast
Speed heating concrete, simulates the temperature stress of concrete under the condition of high temperature.
Description of the drawings
FIG. 1 is a schematic structural view of the utility model.
In figure：1 shell, 2 first hardness testers, 201 machine boxes, 202 first electric rotation shafts, 203 first motion bars, 204
Second electric rotation shaft, 205 second motion bars, 206 third electric rotation shafts, 207 third motion bars, 208 the 4th electric rotation shafts, 209
Small-sized fixed link, 210 testers, 3 first dampers, 4 first test panels, 5 freezer units, 6 partition boards, 7 driers, 8 first temperature
Meter, 9 humidifiers, 10 baking machines, 11 second dampers, 12 second test panels, 13 second hardness testers, 14 connecting rods, 15 turns
Axis, 16 control panels.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
Referring to Fig. 1, the utility model provides a kind of technical solution：A kind of concrete early-stage crack resistance experimental rig,
Including crust of the device 1, the first hardness tester 2 is provided at the top of 1 inner wall of crust of the device, the first hardness tester 2 includes
Machine box 201, the first electric rotation shaft 202, the first motion bar 203, the second electric rotation shaft 204, the second motion bar 205, third are electronic
Shaft 206, third motion bar 207, the 4th electric rotation shaft 208, small-sized fixed link 209 and tester 210, the following table of machine box 201
Face is fixedly connected with the first electric rotation shaft 202, and the first side of the electric rotation shaft 202 far from machine box 201 is fixedly connected with the first work
Lever 203, the one end of the first motion bar 203 far from the first electric rotation shaft 202 are connected with the second electric rotation shaft 204, and second
Side of the electric rotation shaft 204 far from the first motion bar 203 is fixedly connected with the second motion bar 205, and the second motion bar 205 is far from
One end of two movable rotation-shafts 204 is connected with third electric rotation shaft 206, and third electric rotation shaft 206 is far from the second motion bar 205
Side be fixedly connected with third motion bar 207, side flexible connection of the third motion bar 207 far from third electric rotation shaft 206
There are the 4th electric rotation shaft 208, the 4th side of the electric rotation shaft 208 far from third motion bar 207 to be fixedly connected with small-sized fixed link
209, side of the small-sized fixed link 209 far from the 4th electric rotation shaft 208 is fixedly connected with tester 210, the first electric rotation shaft
202, it is both provided with DC servo motor in the second electric rotation shaft 204, third electric rotation shaft 206 and the 4th electric rotation shaft 208, filled
The side for setting 1 inner wall bottom of shell is fixed with the first damper 3 and plays the role of damping by the setting of damper 3,
Reduce tester 210 to shake caused by equipment, prevent vibrations to being injured caused by equipment inner structure, the first damper 3 is remote
Side from crust of the device 1 is fixedly connected with the first test panel 4, and the first side of the test panel 4 far from crust of the device 1 is fixedly connected
There are freezer unit 5, side of the freezer unit 5 far from test panel 4 to be fixedly connected with partition board 6, partition board is provided with drying in the middle part of 6 outer surface
Device 7 plays the role of simulating zubzero temperature, drier 7 makes the air in device by the setting of drier 7 and freezer unit 5
In hygroscopic water vaporization effusion so that freezer unit 5 can be with quick freeze concrete, and the temperature for simulating concrete under low-temperature condition is answered
The lower section of power, drier 7 is provided with the first thermometer 8, and side of the partition board 6 far from drier 7 is fixedly connected with humidifier 9, adds
Side of the wet device 9 far from partition board 6 is fixedly connected with baking machine 10, by the setting of baking machine 10 and humidifier 9, plays simulation
The effect of high temperature, liquid water using thermal energy is converted to steam and is mixed with air by humidifier 9 to be humidified so that baking machine 10 can
To heat concrete rapidly, the temperature stress of concrete under the condition of high temperature is simulated, side of the baking machine 10 far from humidifier 9 is solid
Surely it is connected with the second damper 11, the upper surface of the second damper 11 is fixedly connected with the second test panel 12, the second test panel 12
Top be provided with the second hardness tester 13, the second hardness tester 13 is identical as the structure of the first hardness tester 2, passes through
The setting of first hardness tester 2 and the second hardness tester 13 plays the used of test concrete hardness, in freezer unit 5
Or the temperature simulated of baking machine 10 controls the speed of hardness tester so that 210 tip of tester strikes coagulation when reaching
Soil, acquisition concrete stress at a certain temperature and density, the side of 1 outer surface of crust of the device are fixedly connected with connecting rod
14, the side of 14 outer surface of connecting rod is fixedly connected with shaft 15, and side of the shaft 15 far from connecting rod 14 is fixedly connected with control
Panel 16 processed.
The electric elements occurred in this article are electrically connected with extraneous main controller and 220V alternating currents, and main controller can be meter
Calculation machine etc. plays the conventionally known equipment of control.
In conclusion the concrete early-stage crack resistance experimental rig is played by the setting of drier 7 and freezer unit 5
The effect of simulation zubzero temperature, drier 7 make the vaporization effusion of hygroscopic water in the air in device so that freezer unit 5 can be fast
Quickly cooling freezes concrete, simulates the temperature stress of concrete under low-temperature condition, is surveyed by the first hardness tester 2 and the second hardness
The setting of test-run a machine 13 plays the used of test concrete hardness, reaches in the temperature that freezer unit 5 or baking machine 10 are simulated
When, control the speed of hardness tester so that tester 210 tip strikes concrete, and acquisition concrete is at a certain temperature
Stress and density play the role of simulating high temperature, humidifier 9 will using thermal energy by the setting of baking machine 10 and humidifier 9
Liquid water, which is converted to steam and is mixed with air, to be humidified so that baking machine 10 can heat rapidly concrete, simulate high temperature
The temperature stress of concrete under state.
It should be noted that herein, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also include other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of concrete early-stage crack resistance experimental rig, including crust of the device (1), it is characterised in that：Described device shell
(1) the first hardness tester (2) is provided at the top of inner wall, first hardness tester (2) includes organic box (201),
One electric rotation shaft (202), the first motion bar (203), the second electric rotation shaft (204), the second motion bar (205), third electric rotating
Axis (206), third motion bar (207), the 4th electric rotation shaft (208), small-sized fixed link (209) and tester (210), the machine
The lower surface of box (201) is fixedly connected with the first electric rotation shaft (202), and first electric rotation shaft (202) is far from machine box (201)
Side be fixedly connected with the first motion bar (203), first motion bar (203) far from the first electric rotation shaft (202) one
End is connected with the second electric rotation shaft (204), side of second electric rotation shaft (204) far from the first motion bar (203)
It is fixedly connected with the second motion bar (205), one end activity of second motion bar (205) far from the second movable rotation-shaft (204)
It is connected with third electric rotation shaft (206), side of the third electric rotation shaft (206) far from the second motion bar (205), which is fixed, to be connected
It is connected to third motion bar (207), side of the third motion bar (207) far from third electric rotation shaft (206) is connected with
4th electric rotation shaft (208), side of the 4th electric rotation shaft (208) far from third motion bar (207) are fixedly connected with small
Type fixed link (209), side of the small-sized fixed link (209) far from the 4th electric rotation shaft (208) are fixedly connected with tester
(210), the side of described device shell (1) inner wall bottom is fixed with the first damper (3), and first damper (3) is remote
Side from crust of the device (1) is fixedly connected with the first test panel (4), the separate crust of the device (1) of first test panel (4)
Side is fixedly connected with freezer unit (5), and side of the freezer unit (5) far from test panel (4) is fixedly connected with partition board (6), institute
It states and is provided with drier (7) in the middle part of partition board (6) outer surface, the first thermometer (8) is provided with below the drier (7),
Side of the partition board (6) far from drier (7) is fixedly connected with humidifier (9), the separate partition board (6) of the humidifier (9)
Side is fixedly connected with baking machine (10), and side of the baking machine (10) far from humidifier (9) is fixedly connected with the second damping
The upper surface of device (11), second damper (11) is fixedly connected with the second test panel (12).
2. a kind of concrete early-stage crack resistance experimental rig according to claim 1, it is characterised in that：Described second surveys
It is provided with the second hardness tester (13) above examination disk (12).
3. a kind of concrete early-stage crack resistance experimental rig according to claim 2, it is characterised in that：Described second is hard
It is identical as the structure of the first hardness tester (2) to spend test machine (13).
4. a kind of concrete early-stage crack resistance experimental rig according to claim 1, it is characterised in that：Outside described device
The side of shell (1) outer surface is fixedly connected with connecting rod (14).
5. a kind of concrete early-stage crack resistance experimental rig according to claim 4, it is characterised in that：The connecting rod
(14) side of outer surface is fixedly connected with shaft (15).
6. a kind of concrete early-stage crack resistance experimental rig according to claim 5, it is characterised in that：The shaft
(15) side far from connecting rod (14) is fixedly connected with control panel (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820601318.9U CN208012985U (en) | 2018-04-25 | 2018-04-25 | A kind of concrete early-stage crack resistance experimental rig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820601318.9U CN208012985U (en) | 2018-04-25 | 2018-04-25 | A kind of concrete early-stage crack resistance experimental rig |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208012985U true CN208012985U (en) | 2018-10-26 |
Family
ID=63893528
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820601318.9U Expired - Fee Related CN208012985U (en) | 2018-04-25 | 2018-04-25 | A kind of concrete early-stage crack resistance experimental rig |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208012985U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109342178A (en) * | 2018-12-04 | 2019-02-15 | 山东三越仪器有限公司 | Energy dissipating, damping, shock insulation comprehensive test system |
| CN109725137A (en) * | 2019-01-21 | 2019-05-07 | 南通市建设工程质量检测站有限公司 | A kind of concrete early-stage crack resistance test macro |
| CN111912717A (en) * | 2020-08-24 | 2020-11-10 | 广东科捷检测技术服务有限公司 | Concrete crack resistance detection device and detection method |
-
2018
- 2018-04-25 CN CN201820601318.9U patent/CN208012985U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109342178A (en) * | 2018-12-04 | 2019-02-15 | 山东三越仪器有限公司 | Energy dissipating, damping, shock insulation comprehensive test system |
| CN109725137A (en) * | 2019-01-21 | 2019-05-07 | 南通市建设工程质量检测站有限公司 | A kind of concrete early-stage crack resistance test macro |
| CN109725137B (en) * | 2019-01-21 | 2021-07-30 | 南通市建设工程质量检测站有限公司 | Concrete early crack resistance test system |
| CN111912717A (en) * | 2020-08-24 | 2020-11-10 | 广东科捷检测技术服务有限公司 | Concrete crack resistance detection device and detection method |
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| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20181026 Termination date: 20200425 |