CN219915316U - Concrete crack resistance detection device - Google Patents
Concrete crack resistance detection device Download PDFInfo
- Publication number
- CN219915316U CN219915316U CN202321320819.7U CN202321320819U CN219915316U CN 219915316 U CN219915316 U CN 219915316U CN 202321320819 U CN202321320819 U CN 202321320819U CN 219915316 U CN219915316 U CN 219915316U
- Authority
- CN
- China
- Prior art keywords
- closed shell
- fixed
- crack resistance
- detection device
- shell
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000004567 concrete Substances 0.000 title claims abstract description 40
- 238000001514 detection method Methods 0.000 title claims abstract description 27
- 238000009423 ventilation Methods 0.000 claims abstract description 34
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 24
- 238000012360 testing method Methods 0.000 abstract description 42
- 230000008859 change Effects 0.000 abstract description 17
- 238000005336 cracking Methods 0.000 abstract description 9
- 238000000034 method Methods 0.000 abstract description 6
- 230000008569 process Effects 0.000 abstract description 5
- 238000010276 construction Methods 0.000 abstract description 3
- 238000007789 sealing Methods 0.000 description 6
- 230000002093 peripheral effect Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000003755 preservative agent Substances 0.000 description 1
- 230000002335 preservative effect Effects 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
Landscapes
- Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)
Abstract
The utility model discloses a concrete crack resistance detection device, and relates to the technical field of commercial concrete construction. The utility model comprises a closed shell, a conveying structure, a limiting plate, a ventilation pipe and a front plate, wherein the upper parts of two ends of one side of the closed shell are fixedly communicated with the ventilation pipe, the front plate is fixedly arranged on the upper part of one side of the closed shell, which is close to the ventilation pipe, an opening is formed in the center of the top of the closed shell, a movable opening is formed in the top of the closed shell on two sides of the opening, the limiting plate is movably connected in the movable opening, the conveying structure is fixedly arranged on the lower part in the closed shell, the conveying structure comprises a belt conveyor, and the belt conveyor is fixedly arranged on the lower part in the closed shell. According to the utility model, the closed shell, the conveying structure, the limiting plate, the ventilation pipe and the front plate are arranged, so that the problems that the concrete crack resistance detection device is inconvenient to quickly change the test temperature, is complex in operation and is inconvenient to observe the cracking condition of a concrete test piece in the temperature change process are solved.
Description
Technical Field
The utility model belongs to the technical field related to commercial concrete construction, and particularly relates to a concrete crack resistance detection device.
Background
Concrete crack resistance refers to the ability of concrete to resist cracking. The cracking resistance of the concrete is a comprehensive performance, and has a certain relation with tensile strength, ultimate tensile deformation capacity, tensile elastic modulus, autogenous volume deformation, creep and thermal property. The concrete and reinforced concrete crack can influence the integrity, durability and even safety and stability of a building, in the construction design, concrete is subjected to change detection of specific numbers in the design due to changes of environmental humidity and self stress, only the crack caused by temperature change caused by climate change is detected, and the detection is inconvenient due to the variability of weather temperature, so that the most important performance of the concrete crack resistance detection device is the crack resistance under the temperature change during operation, but the following defects still exist in actual use:
1. when the crack resistance detection device of the concrete detects the crack resistance, the temperature is directly changed correspondingly, the detection of the crack resistance of the concrete is lagged, and the temperature change is not rapid, so that the detection of the corresponding temperature environment change is not rapid and the detection is not comprehensive enough;
2. the concrete crack resistance detection device is in the during operation, needs directly to observe the condition of test piece through opening corresponding environment, and when using, needs to open detection device, and during operation, the operation is inconvenient enough, and observes that the concrete test piece is in the temperature change in-process fracture condition inconvenient enough.
Disclosure of Invention
The utility model aims to provide a concrete crack resistance detection device, which solves the problems that the concrete crack resistance detection device is inconvenient to quickly change the test temperature and is complex in operation and inconvenient to observe the cracking condition of a concrete test piece in the temperature change process by arranging a closed shell, a conveying structure, a limiting plate, a ventilation pipe and a front plate.
In order to solve the technical problems, the utility model is realized by the following technical scheme:
the utility model relates to a concrete crack resistance detection device which comprises a closed shell, a conveying structure, a limiting plate, a ventilation pipe and a front plate, wherein the upper parts of two ends of one side of the closed shell are fixedly communicated with the ventilation pipe, the front plate is fixedly arranged on the upper part of one side of the closed shell, which is close to the ventilation pipe, an opening is formed in the center of the top of the closed shell, a movable opening is formed in the top of the closed shell, which is arranged on two sides of the opening, the limiting plate is movably connected in the movable opening, the conveying structure is fixedly arranged on the lower part in the closed shell, the conveying structure comprises a belt conveyor, the belt conveyor is fixedly arranged on the lower part in the closed shell, the conveying structure and the limiting plate are limited in the belt conveyor through the closed shell when in operation, corresponding test pieces are relatively closed in a constant temperature interval in the closed shell through the closed shell and the limiting plate, the corresponding test pieces are supported on the closed shell through the conveying structure, and under the control switch action on the front plate, the test pieces are driven to move in the closed shell, and air at corresponding temperatures is guided to the closed shell and the limiting plate through the ventilation pipe.
Further, the transparent plates are embedded and fixed on the upper portions in the closed shells on the sides, away from each other, of the limiting plates, the closed shells are close to one side of the front plate and integrally penetrate through the ventilating pipe correspondingly, the limiting plates enable the corresponding test pieces to be displayed in the state of maintenance and testing through the transparent plates when the limiting plates work, and the limiting plates are communicated with the ventilating pipe through the ventilating holes.
Further, the conveying structure further comprises a supporting disc, a limiting ring and a hydraulic lifter, the supporting disc is arranged above one end of the belt conveyor, the hydraulic lifter is fixed to the bottom end of the supporting disc in an annular array, the bottom end of the hydraulic lifter is fixed to the top of the belt conveyor, the limiting ring is fixed to the outer edge of the top end of the limiting ring, and the conveying structure drives the supporting disc to drive a corresponding test piece to ascend through the hydraulic lifter during operation.
Further, a handle is fixed in the middle of the top of the limiting plate, the bottom of the limiting plate is supported at the top of the belt conveyor, and the limiting plate is pulled through the handle when in operation, so that the limiting plate can be pulled and lifted from the closed shell.
Further, the middle part of the periphery of the ventilation pipe is fixed with a temperature control shell, the lower part of the periphery of the temperature control shell is fixedly communicated with a water inlet pipe far away from the end part of the closed shell, the upper part of the periphery of the temperature control shell is fixedly communicated with a water outlet pipe near the end part of the closed shell, and when the ventilation pipe works, the temperature of air passing through the ventilation pipe is controlled through heat exchange between water passing through the temperature control shell and air in the ventilation pipe.
Further, two control switches are fixed on one side of the front plate, which is far away from the closed shell, the two control switches are mutually symmetrical, and the movement direction of the belt conveyor is controlled by the control switches when the front plate works.
The utility model has the following beneficial effects:
1. according to the utility model, the problem that the concrete crack resistance detection device is inconvenient to change the test temperature quickly is solved by arranging the closed shell, the conveying structure, the limiting plate, the ventilation pipe and the front plate, when the concrete crack resistance detection device works, the test piece is supported by the supporting plate, after the test piece is maintained to a proper temperature, the belt conveyor is started to convey the test piece to the corresponding position in the closed shell by the control switch area on the front plate, the ventilation pipe works, the relative humidity of the conveyed air is about 50%, the water with the corresponding temperature is guided into the temperature-controlled shell by the water inlet pipe, after heat exchange with the air in the ventilation pipe, the water with the heat exchange in the temperature-controlled shell is guided out by the water outlet pipe, the water with the temperature of about 20 ℃ passes through the temperature-controlled shell at one end of the closed shell, and the water with the temperature of about 35 ℃ passes through the temperature-controlled shell at one end of the temperature-controlled shell, so that the air entering the two ends of the closed shell can generate corresponding temperature difference at two sides of the test piece, and when the test piece is conveyed to the proper position by the belt conveyor, the temperature of the test piece can be converted relatively quickly, and the concrete crack resistance detection device can change the test temperature quickly when in use.
2. According to the utility model, through arranging the closed shell and the conveying structure, the problems that the concrete crack resistance detection device is complex in operation and inconvenient to observe the cracking condition of the concrete test piece in the temperature change process are solved, after the test piece is placed in a corresponding environment through the supporting disc, the hydraulic lifter is started to drive the test piece to rise to the top to contact the transparent plate, the cracking condition of the test piece in the temperature change process is observed, and the crack resistance of the concrete test piece is determined, so that the cracking condition of the concrete test piece in the temperature change process is more convenient to observe.
Drawings
FIG. 1 is a perspective view showing an assembled structure of a concrete crack resistance detecting device;
FIG. 2 is a structural perspective view of the enclosure;
FIG. 3 is a structural perspective view of the conveying structure;
fig. 4 is a structural perspective view of the limiting plate;
FIG. 5 is a structural perspective view of the vent tube;
fig. 6 is a structural perspective view of the front plate.
Reference numerals:
1. a closed shell; 101. an opening; 102. a transparent plate; 103. a movable opening; 104. a vent hole; 2. a conveying structure; 201. a belt conveyor; 202. a support plate; 203. a confinement ring; 204. a hydraulic elevator; 3. a limiting plate; 301. a handle; 4. a ventilation pipe; 401. a temperature control shell; 402. a water outlet pipe; 403. a water inlet pipe; 5. a front plate; 501. and controlling the switch.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.
Referring to fig. 1-6, the utility model is a concrete crack resistance detecting device, which comprises a closed shell 1, a conveying structure 2, a limiting plate 3, a ventilation pipe 4 and a front plate 5, wherein the upper parts of two ends of one side of the closed shell 1 are fixedly communicated with the ventilation pipe 4, the closed shell 1 accommodates the conveying structure 2 therein, the ventilation pipe 4 is communicated with a structure for conveying air, the corresponding air is guided onto a test piece in the closed shell 1 after temperature control, the front plate 5 is fixed on the upper part of one side of the closed shell 1 close to the ventilation pipe 4, when the front plate 5 works, a control switch 501 is connected on the front plate 5, an opening 101 is formed in the center of the top of the closed shell 1, the closed shell 1 is conveyed to the corresponding supporting plate 202 through the opening 101, after the corresponding supporting plate 202 corresponds to the position, the corresponding concrete test piece is placed on the supporting plate 202, a movable opening 103 is formed in the top of the closed shell 1 at two sides of the opening 101, the limiting plate 3 is movably connected with the closed shell 1 through the movable limiting plate 103, the supporting plate 202 for supporting the corresponding test piece is arranged below the supporting plate 102 under the supporting plate 102 through the corresponding supporting plate 3, and a belt conveyor 2 is driven by the corresponding belt 2, and when the belt conveyor 2 is driven by the corresponding structure under the supporting structure 2, and the supporting structure 2 is fixed under the supporting the transparent plate 2.
As shown in fig. 1 and 2, a transparent plate 102 is fixedly embedded at the upper part in the closed shell 1 at the side where the two limiting plates 3 are far away from each other, a vent hole 104 is integrally formed in the closed shell 1 at the side close to the front plate 5 and corresponds to the vent pipe 4 in position, the limiting plates 3 provide corresponding test piece observing positions through the transparent plate 102 when in operation, the limiting plates are communicated with the vent pipe 4 through the vent hole 104 close to the vent pipe 4, and air entering the closed shell 1 is led out through the vent hole 104 at the side far away from the vent pipe 4.
As shown in fig. 1 and 3, the conveying structure 2 further includes a supporting disc 202, a limiting ring 203 and a hydraulic lifter 204, the supporting disc 202 is disposed above one end of the belt conveyor 201, the hydraulic lifter 204 is fixed on the bottom end of the supporting disc 202 in a ring array, the bottom end of the hydraulic lifter 204 is fixed on the top of the belt conveyor 201, the limiting ring 203 is fixed on the outer edge of the top end of the limiting ring 203, when the conveying structure 2 works, a corresponding test piece is supported on the supporting disc 202 through the supporting disc 202, the position of the test piece on the supporting disc 202 is limited through the limiting ring 203, the supporting disc 202 is driven to ascend or descend through the hydraulic lifter 204, the top of the test piece contacts the transparent plate 102, and the condition of the test piece is observed.
Wherein, as shown in fig. 1 and 4, a handle 301 is fixed in the middle of the top of the limiting plate 3, the bottom of the limiting plate 3 is supported on the top of the belt conveyor 201, and the limiting plate 3 is pulled out of the closed shell 1 by pulling the handle 301 when the limiting plate 3 works.
As shown in fig. 1 and 5, a temperature control shell 401 is fixed in the middle of the peripheral side of the ventilation pipe 4, an end part, far away from the closed shell 1, of the lower part of the peripheral side of the temperature control shell 401 is fixedly communicated with a water inlet pipe 403, an end part, close to the closed shell 1, of the upper part of the peripheral side of the temperature control shell 401 is fixedly communicated with a water outlet pipe 402, when the ventilation pipe 4 works, the relative humidity of the transported air is about 50%, water with corresponding temperature is guided into the temperature control shell 401 through the water inlet pipe 403, after heat exchange with the air in the ventilation pipe 4, the water after heat exchange in the temperature control shell 401 is guided out through the water outlet pipe 402, and the water with the temperature of about 20 ℃ passes through the temperature control shell 401 at one end of the closed shell 1, and the water with the temperature of about 35 ℃ passes through the temperature control shell 401 at one end of the closed shell 1.
As shown in fig. 1 and 6, two control switches 501 are fixed on one side of the front plate 5 away from the closed shell 1, the two control switches 501 are symmetrical to each other, the movement direction of the belt conveyor 201 is controlled by the control switches 501 when the front plate 5 works, and the position of the supporting disc 202 is changed in the closed shell 1 when the belt conveyor 201 works.
The specific working principle of the utility model is as follows: when in operation, firstly, the corresponding control switch 501 on the front plate 5 is pressed down, the belt conveyor 201 is started to operate, the supporting disc 202 is driven to move below the opening 101 in the sealing shell 1, the manufactured concrete test piece is placed on the top of the supporting disc 202 and is limited by the limiting ring 203, then, the control switch 501 is pressed down, the supporting disc 202 is driven to move to one end in the sealing shell 1, then, the bottoms of the two limiting plates 3 are aligned with the movable opening 103 on the sealing shell 1, the sealing shell 1 is matched with the limiting plates 3 to seal the corresponding test piece, then, the structure of conveying air communicated by the ventilation pipe 4 is started, the air with relative humidity of about 50% is conveyed into the ventilation pipe 4, then, water with the temperature of about 20 ℃ is guided into the temperature-controlled shell 401, the air temperature in the ventilation pipe 4 is maintained at about 20 ℃ and then is conveyed into the sealing shell 1, and the corresponding test piece is cured for one hour, ten minutes after the hour, starting a structure of conveying air which is far away from one side of the supporting disc 202 and is communicated with the ventilation pipe 4 at the moment, so that the air with the relative humidity of 50% is conveyed into the closed shell 1, water with the relative humidity of about 35 degrees is guided into the temperature control shell 401 through the water inlet pipe 403, so that the air with the relative humidity of about 35 degrees is conveyed into the closed shell 1, the internal temperature of one end of the ventilation pipe 4 far away from the supporting disc 202 at the moment is gradually constant to 35 degrees, the handle 301 is pulled, the limiting plate 3 in the closed shell 1 is pulled out, then the corresponding control switch 501 is pressed down, the belt conveyor 201 is started to move, the supporting disc 202 is driven to the position of the opening 101 in the closed shell 1, a preservative film or other transparent closed structures are used for sealing the top of a test piece, the supporting disc 202 is driven to be conveyed to the other end in the closed shell 1, the limiting plate 3 is inserted into the movable opening 103 again, and the test piece is sealed, the 35-degree air is continuously conveyed through the ventilation pipe 4, the hydraulic lifter 204 is started, the test piece is driven to rise to the top to contact the transparent plate 102, the cracking condition of the test piece in the temperature change is observed, and the cracking resistance of the concrete test piece is determined.
The foregoing is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, and any modification, equivalent replacement, and improvement of some of the technical features described in the foregoing embodiments are all within the scope of the present utility model.
Claims (6)
1. The utility model provides a concrete crack resistance detection device, includes enclosure (1), conveying structure (2), restriction board (3), ventilation pipe (4) and front bezel (5), its characterized in that: the upper portion fixed intercommunication at one side both ends of enclosure (1) has ventilation pipe (4), the upper portion that enclosure (1) is close to ventilation pipe (4) one side is fixed with front bezel (5), opening (101) have been seted up at the top central authorities of enclosure (1), movable mouth (103) have been seted up at enclosure (1) top of opening (101) both sides, swing joint has limiting plate (3) in movable mouth (103), the lower part is fixed with conveying structure (2) in enclosure (1), conveying structure (2) include band conveyer (201), band conveyer (201) are fixed in enclosure (1) lower part.
2. The concrete crack resistance detection device according to claim 1, wherein: the upper part of the inner part of the closed shell (1) at the side, away from each other, of the two limiting plates (3) is embedded and fixed with a transparent plate (102), and a vent hole (104) is integrally formed in the closed shell (1) at one side, close to the front plate (5), corresponding to the vent pipe (4) in position.
3. The concrete crack resistance detection device according to claim 1, wherein: the conveying structure (2) further comprises a supporting disc (202), a limiting ring (203) and a hydraulic lifter (204), wherein the supporting disc (202) is arranged above one end portion of the belt conveyor (201), the hydraulic lifter (204) is fixed to the bottom end portion of the supporting disc (202) in an annular array, the bottom end of the hydraulic lifter (204) is fixed to the top of the belt conveyor (201), and the limiting ring (203) is fixed to the outer edge of the top end of the limiting ring (203).
4. The concrete crack resistance detection device according to claim 1, wherein: a handle (301) is fixed in the middle of the top of the limiting plate (3), and the bottom of the limiting plate (3) is supported at the top of the belt conveyor (201).
5. The concrete crack resistance detection device according to claim 1, wherein: the middle part of the periphery of the ventilation pipe (4) is fixedly provided with a temperature control shell (401), the lower part of the periphery of the temperature control shell (401) is fixedly communicated with a water inlet pipe (403) at the end part far away from the closed shell (1), and the upper part of the periphery of the temperature control shell (401) is fixedly communicated with a water outlet pipe (402) at the end part close to the closed shell (1).
6. The concrete crack resistance detection device according to claim 1, wherein: two control switches (501) are fixed on one side of the front plate (5) far away from the closed shell (1), and the two control switches (501) are symmetrical to each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321320819.7U CN219915316U (en) | 2023-05-25 | 2023-05-25 | Concrete crack resistance detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321320819.7U CN219915316U (en) | 2023-05-25 | 2023-05-25 | Concrete crack resistance detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219915316U true CN219915316U (en) | 2023-10-27 |
Family
ID=88428505
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321320819.7U Active CN219915316U (en) | 2023-05-25 | 2023-05-25 | Concrete crack resistance detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219915316U (en) |
-
2023
- 2023-05-25 CN CN202321320819.7U patent/CN219915316U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN219915316U (en) | Concrete crack resistance detection device | |
| CN201302506Y (en) | Oil seal air-tightness detection device | |
| CN201875124U (en) | Safe locking device for fast door opening type still kettle door cover | |
| CN201852450U (en) | Removable Split Vertical Tube Atmosphere Furnace Device | |
| CN117367989B (en) | Explosion, respiration and pressure-resistant gas detection test equipment for battery cover plate | |
| CN104405930B (en) | Mechanical linkage cut-off valve | |
| CN212962816U (en) | Door opening and closing structure of aerated brick steam curing device | |
| CN211061242U (en) | Automatic start-stop type closed sampling device of reaction kettle and reaction kettle | |
| CN213875267U (en) | Novel full-automatic rupture strength testing machine | |
| JP2001217446A (en) | Solar cell module | |
| CN106115170A (en) | A kind of plate link chain type hoist | |
| CN206280584U (en) | A kind of fully closed four-way reversing valve of single cylinder-actuated | |
| CN201723111U (en) | Pneumatic hot-air isolation door | |
| CN212636100U (en) | Sealing device for liftable heat preservation partition plate of curing kiln | |
| CN216433384U (en) | Detection apparatus for fuel cell bipolar plate leakage point | |
| CN206444626U (en) | Environmental test chamber air-pressure balancing device | |
| CN201915023U (en) | Air interchanger for float glass melting furnace in self-sealing structure | |
| CN219736681U (en) | Hydrogen fuel cell bipolar plate airtight detection device | |
| CN214789223U (en) | Medical nitrogen making machine | |
| CN207880146U (en) | A kind of air-tightness is well not necessarily to the flame proof valve of manual reset | |
| CN220584771U (en) | Gas alarm inspection device convenient to operation | |
| CN219209305U (en) | Explosion-proof dust remover | |
| CN217505200U (en) | Safety valve calibration device | |
| CN220295461U (en) | Industrial waste gas collecting device | |
| CN205873071U (en) | Plate -chain type elevator |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |