CN204882238U - Cool off test device of high temperature water conservancy project lining concrete stress -strain rapidly - Google Patents
Cool off test device of high temperature water conservancy project lining concrete stress -strain rapidly Download PDFInfo
- Publication number
- CN204882238U CN204882238U CN201520477446.3U CN201520477446U CN204882238U CN 204882238 U CN204882238 U CN 204882238U CN 201520477446 U CN201520477446 U CN 201520477446U CN 204882238 U CN204882238 U CN 204882238U
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- heating
- water conservancy
- lining concrete
- conservancy project
- base
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- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
- Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)
Abstract
The utility model provides an easy and simple to handle, the tentation data is accurate cools off the test device that high temperature water conservancy project lining concrete stress no. 1 is met an emergency rapidly, including the press, pressure water pump, singlechip and temperature controller, still including being located the base on the press chassis, be located the insulation box on the base, be located the gland of insulation box top, be equipped with the test block between base and the gland, be equipped with the stress section in the test block, the stress section is connected with the monolithic is electromechanical, the insulation box inboard is equipped with two sets of heaters, and every group heater comprises upper and lower two heating device, heating device puts up and fixes two heating plates side by side on the heating frame in the inboard heating of insulation box including fixing, the insulation box inboard still is equipped with two shower nozzles, the shower nozzle is located between two heating device of every group heater, the center of shower nozzle and the height such as center of test block, still be equipped with four wares of airing exhaust on the insulation box lateral wall.
Description
Technical field
The utility model relates to a kind of stress-strain testing device, especially a kind of test unit of the water conservancy project of cooling down high-temperature rapidly lining concrete stress-strain.
Background technology
Although the experimental provision at present about testing concrete stress-strain is ripe, consider from Practical Project, in the face of some engineering problem, the shortcoming to some extent that current existing experimental technique and means are aobvious again.With regard to the Qi Reha tal fibre power station diversion tunnel that current Xinjiang is being built, there is High-geotemperature phenomenon in tunnel, water conservancy project lining concrete directly contacts with high temperature crag, and concrete temperature increases.After the commencement of commercial operation of power station, cold water flows through tunnel and enters Power Plant.Concrete lining is after high-temperature heating, and through entering the cooling effect of hole cold water, concrete can change to some extent.With regard to the problems referred to above, experimental technique and the means of existence are at present as described below: concrete, before the test through the heating of high-temperature heating case, is lowered the temperature through cold water soak after reaching experimental temperature, and then measured concrete stress-strained situation.This kind of method be not by each stage compact siro spinning technology, and artificial was separated each stage, caused experimental data out of true.Do not have science experimental study accurately and data just cannot guarantee the safety of engineering in the middle of running yet.
Utility model content
The utility model provides the test unit of a kind of easy and simple to handle, test figure cooling down high-temperature water conservancy project lining concrete stress-strain rapidly accurately.
Realize the test unit of the water conservancy project of the cooling down high-temperature rapidly lining concrete stress-strain of the utility model object, comprise pressing machine, pressure water pump, single-chip microcomputer and temperature controller; Also comprise the base be positioned on pressing machine chassis, be positioned at the thermal-insulating body on base, be positioned at the gland above thermal-insulating body; Be provided with test block between described base and gland, test block is provided with stress section, and described stress section is electrically connected with single-chip microcomputer; Be provided with two groups of well heaters inside described thermal-insulating body, often organize well heater and be made up of upper and lower two heating arrangements, described heating arrangement comprises the heating frame be fixed on inside thermal-insulating body and two that are fixed on heating frame heating plates side by side; Also be provided with two shower nozzles inside described thermal-insulating body, described shower nozzle between two heating arrangements often organizing well heater, the center of described shower nozzle and the center of test block contour; Described thermal-insulating body sidewall is also provided with four air exhausting devices, described air exhausting device is positioned at the center of heating arrangement; Described shower nozzle connects described pressure water pump by force pipe, and described base center is provided with temp probe, and described temperature controller is connected to temp probe, well heater, air exhausting device and pressure water pump by wire.
The inside surface of described base and gland pastes rigidity heat insulation layer.
Be equipped with a protuberance in the middle part of base He in the middle part of gland, described test block is between two protuberances.
Described air exhausting device comprises exhaust duct, is positioned at exhaust fan and the stopper of exhaust duct.
Described heating plate comprises fixed head, the Electric radiant Heating Film being positioned at the thermofin on fixed head and being positioned on thermofin.
Described base is provided with two freeing port.
Two handles are provided with above described gland.
The beneficial effect of the test unit of the water conservancy project of cooling down high-temperature rapidly lining concrete stress-strain of the present utility model is as follows:
The test unit of the water conservancy project of cooling down high-temperature rapidly lining concrete stress-strain of the present utility model, one-stoply can carry out heating, spray water, pressurized operation, easy and simple to handle, test figure is more accurate.
Accompanying drawing explanation
Fig. 1 is the structural representation of the test unit of the water conservancy project of cooling down high-temperature rapidly lining concrete stress-strain of the present utility model.
Fig. 2 is the structural representation of the heating arrangement of the test unit of the water conservancy project of cooling down high-temperature rapidly lining concrete stress-strain of the present utility model.
Fig. 3 is the structural representation of the air exhausting device of the test unit of the water conservancy project of cooling down high-temperature rapidly lining concrete stress-strain of the present utility model.
Embodiment
As shown in Figure 1, 2, 3, the test unit of the water conservancy project of cooling down high-temperature rapidly lining concrete stress-strain of the present utility model, comprises pressing machine 11, pressure water pump 3, single-chip microcomputer 13 and temperature controller 10; Also comprise the base 9 be positioned on the chassis 14 of pressing machine 11, be positioned at the thermal-insulating body 19 on base 9, be positioned at the gland 5 above thermal-insulating body 19; Be provided with test block 24 between described base 9 and gland 5, test block 24 is provided with stress section 12, and described stress section 12 is electrically connected with single-chip microcomputer 13; Be provided with two groups of well heaters 1 inside described thermal-insulating body 19, often organize well heater 1 and be made up of upper and lower two heating arrangements, described heating arrangement comprises the heating frame 23 be fixed on inside thermal-insulating body 19 and two that are fixed on heating frame 23 heating plates side by side; Also be provided with two shower nozzles 7 inside described thermal-insulating body 19, described shower nozzle 7 between two heating arrangements often organizing well heater 1, the center of described shower nozzle 7 and the center of test block 24 contour; Described thermal-insulating body 19 sidewall is also provided with four air exhausting devices 2, and described air exhausting device 2 is positioned at the center of heating arrangement; Described shower nozzle 7 connects described pressure water pump 3 by force pipe 25, and described base 9 center is provided with temp probe 8, and described temperature controller 10 is connected to temp probe 8, well heater 1, air exhausting device 2 and pressure water pump 3 by wire.
The inside surface of described base 9 and gland 5 pastes rigidity heat insulation layer 6.
Be equipped with a protuberance in the middle part of base 9 He in the middle part of gland 5, described test block 25 is between two protuberances.
Described air exhausting device 2 comprises exhaust duct 16, is positioned at exhaust fan 17 and the stopper 15 of exhaust duct 16.
Described heating plate comprises fixed head 22, the Electric radiant Heating Film 20 being positioned at the thermofin 21 on fixed head 22 and being positioned on thermofin 21.
Described base 9 is provided with two freeing port 4.
Two handles 18 are provided with above described gland 5.
The test method of the test unit of the water conservancy project of cooling down high-temperature rapidly lining concrete stress-strain of the present utility model is:
(1) gland 5 is taken out from device, the concrete test block pasting foil gauge 12 is positioned in base 9 projection, make each limit of concrete and the protruding each limit of base 9 to it.Cover gland 5.Whole device is positioned on press base 14.Guarantee to align with press base 13 center in base 9 center.Pressing machine 11 applies a constant load on gland 5.
(2) open temp controller 10, starts well heater 1, and sets heating-up temperature.After heating certain hour, temp probe 8 measures test block temperature and arrives preset heating temperature.Temperature controller 10 cuts out well heater automatically.Electric radiant Heating Film is lowered the temperature rapidly.
(3) take out the stopper 15 in exhaust duct 16, temperature controller 10 opens ventilator 2 and high-pressure hydraulic pump 3 automatically.Cool after certain hour, temp probe 8 measures test block temperature and reaches chilling temperature.Temperature controller 10 cuts out ventilator 2 and high-pressure hydraulic pump 4 automatically.
(4) set pressure machine 11 loading speed, pressing machine 12 loads until test block destroys
(5) pressing machine 11 unloads, and opens gland 5, cleaning test block and chip.And preserve result and data shown in pressing machine 11 and single-chip microcomputer 13.
Embodiment recited above is only be described preferred implementation of the present utility model; not scope of the present utility model is limited; do not departing under the utility model designs spiritual prerequisite; the various distortion that the common engineering technical personnel in this area make technical solutions of the utility model and improvement, all should fall in protection domain that claims of the present utility model determine.
Claims (7)
1. the test unit of cooling down high-temperature water conservancy project lining concrete stress-strain rapidly, is characterized in that: comprise pressing machine, pressure water pump, single-chip microcomputer and temperature controller; Also comprise the base be positioned on pressing machine chassis, be positioned at the thermal-insulating body on base, be positioned at the gland above thermal-insulating body; Be provided with test block between described base and gland, test block is provided with stress section, and described stress section is electrically connected with single-chip microcomputer; Be provided with two groups of well heaters inside described thermal-insulating body, often organize well heater and be made up of upper and lower two heating arrangements, described heating arrangement comprises the heating frame be fixed on inside thermal-insulating body and two that are fixed on heating frame heating plates side by side; Also be provided with two shower nozzles inside described thermal-insulating body, described shower nozzle between two heating arrangements often organizing well heater, the center of described shower nozzle and the center of test block contour; Described thermal-insulating body sidewall is also provided with four air exhausting devices, described air exhausting device is positioned at the center of heating arrangement; Described shower nozzle connects described pressure water pump by force pipe, and described base center is provided with temp probe, and described temperature controller is connected to temp probe, well heater, air exhausting device and pressure water pump by wire.
2. the test unit of the water conservancy project of cooling down high-temperature rapidly lining concrete stress-strain according to claim 1, is characterized in that: the inside surface of described base and gland pastes rigidity heat insulation layer.
3. the test unit of the water conservancy project of cooling down high-temperature rapidly lining concrete stress-strain according to claim 1, is characterized in that: be equipped with a protuberance in the middle part of base He in the middle part of gland, described test block is between two protuberances.
4., according to the test unit of the arbitrary described water conservancy project of the cooling down high-temperature rapidly lining concrete stress-strain of claims 1 to 3, it is characterized in that: described air exhausting device comprises exhaust duct, be positioned at exhaust fan and the stopper of exhaust duct.
5. according to the test unit of the arbitrary described water conservancy project of the cooling down high-temperature rapidly lining concrete stress-strain of claims 1 to 3, it is characterized in that: described heating plate comprises fixed head, the Electric radiant Heating Film being positioned at the thermofin on fixed head and being positioned on thermofin.
6., according to the test unit of the arbitrary described water conservancy project of the cooling down high-temperature rapidly lining concrete stress-strain of claims 1 to 3, it is characterized in that: described base is provided with two freeing port.
7., according to the test unit of the arbitrary described water conservancy project of the cooling down high-temperature rapidly lining concrete stress-strain of claims 1 to 3, it is characterized in that: above described gland, be provided with two handles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520477446.3U CN204882238U (en) | 2015-07-06 | 2015-07-06 | Cool off test device of high temperature water conservancy project lining concrete stress -strain rapidly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520477446.3U CN204882238U (en) | 2015-07-06 | 2015-07-06 | Cool off test device of high temperature water conservancy project lining concrete stress -strain rapidly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204882238U true CN204882238U (en) | 2015-12-16 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520477446.3U Expired - Fee Related CN204882238U (en) | 2015-07-06 | 2015-07-06 | Cool off test device of high temperature water conservancy project lining concrete stress -strain rapidly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204882238U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105910857A (en) * | 2016-04-07 | 2016-08-31 | 西南交通大学 | Indoor temperature-variable maintenance method for lining concrete test piece of high-rock-temperature tunnel |
| CN110646449A (en) * | 2019-09-27 | 2020-01-03 | 长安大学 | Concrete temperature raising and reducing device and method for CT scanning |
-
2015
- 2015-07-06 CN CN201520477446.3U patent/CN204882238U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105910857A (en) * | 2016-04-07 | 2016-08-31 | 西南交通大学 | Indoor temperature-variable maintenance method for lining concrete test piece of high-rock-temperature tunnel |
| CN110646449A (en) * | 2019-09-27 | 2020-01-03 | 长安大学 | Concrete temperature raising and reducing device and method for CT scanning |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151216 Termination date: 20170706 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |