CN217033541U - Concrete impermeability test device that hydraulic engineering quality detected usefulness - Google Patents
Concrete impermeability test device that hydraulic engineering quality detected usefulness Download PDFInfo
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- CN217033541U CN217033541U CN202220748813.9U CN202220748813U CN217033541U CN 217033541 U CN217033541 U CN 217033541U CN 202220748813 U CN202220748813 U CN 202220748813U CN 217033541 U CN217033541 U CN 217033541U
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- die
- sleeve
- clamp plate
- test device
- concrete
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- 238000012360 testing method Methods 0.000 title claims abstract description 48
- 239000004567 concrete Substances 0.000 title claims abstract description 40
- 238000001514 detection method Methods 0.000 claims abstract description 9
- 238000003825 pressing Methods 0.000 claims description 46
- 239000010720 hydraulic oil Substances 0.000 claims description 19
- 230000003487 anti-permeability effect Effects 0.000 claims description 2
- 238000012372 quality testing Methods 0.000 claims description 2
- 230000000903 blocking effect Effects 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 238000009434 installation Methods 0.000 description 6
- 238000001125 extrusion Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000003566 sealing material Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000010426 asphalt Substances 0.000 description 1
- 230000001680 brushing effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000012188 paraffin wax Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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Abstract
The utility model relates to the technical field of concrete detection equipment, and particularly discloses a concrete impermeability test device for hydraulic engineering quality detection, which comprises an impermeability instrument main body, wherein a workbench of the impermeability instrument main body is provided with a plurality of die holders and a cover die matched with the die holders, and the cover die comprises a sleeve and a cover die flange arranged at the bottom end part of the sleeve; the impervious appearance main part is still equipped with and is used for supporting the tight mechanism of supporting that the cover mould leaned on the die holder, supports tight mechanism including setting up in the sleeve upper end and can follow the clamp plate that sleeve axis direction removed, is equipped with the clamp plate trompil with sleeve clearance fit on the clamp plate, and the inner wall that is close to die holder department in the clamp plate trompil outwards expands and forms the indent with cover mould flange clearance fit. The connection between the cover die and the die holder is conveniently realized, and compared with the mode of bolt connection between the cover die and the die holder and the like, the connection is more convenient for testers, and meanwhile, the efficiency of the concrete impermeability test is also better improved.
Description
Technical Field
The utility model relates to the technical field of concrete detection equipment, in particular to a concrete impermeability test device for hydraulic engineering quality detection.
Background
Concrete, referred to as "concrete" for short: it is a general term for engineering composite material formed by cementing aggregate into a whole by using cementing material, and can be extensively used in civil engineering. Underwater buildings have high requirements on impermeability, so that the impermeability of concrete needs to be detected before the concrete is used in the underwater buildings. At present, most of the conventional concrete impermeability instruments on the market are designed according to a hydraulic principle, are pressed by a motor driving a water pump and are connected with a pressure container, a control valve, a die holder and the like through pipelines.
The current measuring method of the concrete impermeability instrument is as follows: 1. and (3) test block manufacturing and maintenance: manufacturing a cylinder or a round table according to the model of the impermeability instrument, forming 6 blocks in each group, removing a mold after 24 hours, brushing cement paste films at two ends by a steel wire brush, and performing standard maintenance for 28 days; 2. taking out the test block one day before the test, and airing the surface (if the test block is not aired, the sealing material cannot be adhered); 3. Coating a layer of sealing material (generally using paraffin and also using asphalt) on the side surface of the test block; 4. pressing the test block into a die sleeve (preferably a press machine) preheated by an oven (30-40 ℃), cooling, releasing pressure, and mounting on an impermeability instrument for testing; 5. the test water pressure is increased by 0.1Mpa from 0.1Mpa every 8 hours, and the water seepage condition of the end face of the test piece needs to be observed at any time; 6. when 3 test pieces in the 6 test pieces have water seepage, the test can be stopped, and the water pressure at that time is recorded. 7. The impervious grade of concrete is calculated by the maximum water pressure when 4 test pieces in each group of 6 test pieces are not seeped, and the calculation formula is as follows: S-10H-1, wherein: s is the impervious grade of concrete, and the water pressure (Mpa) when 3 test blocks in H-6 test blocks have water seepage. Before using the impervious appearance of concrete to carry out the operation process of impermeability test, often need use the bolt to fix the cover mould on the die holder, a cover mould just needs fixed a plurality of bolts, and a concrete impervious appearance usually has 6 cover moulds, has great inconvenience when the installation with dismantle the cover mould, so promote the installation of cover mould and dismantle efficiency can effectual promotion to concrete detection efficiency, make things convenient for the tester. For example, patent publication No. CN213875370U proposes an improvement on the connection manner between the die set and the die holder, which preferably reduces the labor intensity of the user, but still has the disadvantage of more complicated structure and inconvenience in use.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model is solved by the following technical scheme:
a concrete impermeability test device for hydraulic engineering quality detection comprises an impermeability instrument main body, wherein a workbench of the impermeability instrument main body is provided with a plurality of die holders and a cover die matched with the die holders, and the cover die comprises a sleeve and a cover die flange arranged at the bottom end of the sleeve; the impervious appearance main part is last still to be equipped with and to be used for supporting the tight mechanism of propping to on the die holder with the cover mould, supports tight mechanism including setting up in sleeve upper end and can follow the clamp plate that sleeve axis direction removed, be equipped with on the clamp plate with sleeve clearance fit's clamp plate trompil, the inner wall that is close to die holder department in the clamp plate trompil outwards expands and forms the indent with cover mould flange clearance fit.
The connection between the cover die and the die holder is conveniently realized, and compared with the bolt connection between the cover die and the die holder and other modes, the connection is more convenient for testers, and simultaneously, the efficiency of the concrete impermeability test is better improved.
Preferably, the tightening mechanism further comprises a mounting frame arranged on a workbench of the main body of the impermeability instrument, the mounting frame comprises a mounting plate arranged at the upper end part of the workbench, and the mounting plate is provided with a connecting column connected with the workbench; be equipped with hydraulic cylinder on the mounting panel, the vertical downward setting of tip of hydraulic cylinder piston rod, hydraulic cylinder is connected with the clamp plate and is used for driving the clamp plate and removes.
According to the utility model, the pressing plate can be driven conveniently and stably by arranging the hydraulic oil cylinder in the abutting mechanism.
Preferably, the outer wall of the lower end part of the connecting column is expanded outwards to form a connecting flange, and the connecting flange is connected with the workbench of the body of the impermeability instrument through bolts.
According to the utility model, the installation of the installation frame can be conveniently realized through the bolt connection between the connection flange on the installation frame and the working platform of the main body of the impermeability instrument.
Preferably, the number of the hydraulic oil cylinders is 2, and the two hydraulic oil cylinders are uniformly distributed along the length direction of the pressing plate.
According to the utility model, through the arrangement of the number of the hydraulic oil cylinders, the stability of the pressing plate during movement is better improved, and meanwhile, the extrusion effect of the hydraulic oil cylinders on the pressing plate is further improved.
Preferably, the pressing plate is provided with a plurality of pressing plate through holes, the workbench of the anti-permeability instrument main body is provided with a screw rod in clearance fit with the pressing plate through holes, and the screw rod is provided with a fixing nut for fixing the pressing plate.
According to the utility model, through the arrangement of the fixing nut and the screw rod, the fixing nut can be screwed on the screw rod to fix the pressing plate after the sleeve die is tightly abutted on the die holder.
Preferably, the number of the pressing plate through holes is 4, and the 4 pressing plate through holes are uniformly distributed on the pressing plate.
According to the concrete impermeability test device, the stability of the concrete impermeability test device in use is further improved through the arrangement of the number and the positions of the through holes of the pressing plate.
Preferably, the number of the upper die holders of the impermeability instrument main body is 6.
In the utility model, the number of the die holders is set to be 6, so that the impermeability of the group of test concrete can be obtained by calculation after a tester performs a test.
Drawings
Fig. 1 is a schematic structural view of a concrete impermeability test apparatus in example 1.
Fig. 2 is a schematic structural view of a workbench of the concrete impermeability test device in fig. 1.
Fig. 3 is a schematic structural view of the die set of fig. 1.
Fig. 4 is a schematic structural view of the press plate of fig. 1.
Detailed Description
For a further understanding of the utility model, reference should be made to the following detailed description taken in conjunction with the accompanying drawings and examples. It is to be understood that the examples are illustrative of the utility model and not limiting.
Example 1
As shown in fig. 1 and 2, the present embodiment provides a concrete impermeability test apparatus for hydraulic engineering quality testing, which includes an impermeability instrument main body 110, a workbench of the impermeability instrument main body 110 is provided with a plurality of mold bases 210 and a cover mold 120 matched with the mold bases 210; in this embodiment, the number of upper die holders 210 of the impermeability tester main body 110 is 6. As shown in fig. 3, the cover die 120 includes a sleeve 310 and a cover die flange 320 disposed at a bottom end portion of the sleeve 310; the impermeability instrument main body 110 is further provided with a pressing mechanism for pressing the sleeve die 120 against the die holder 210, and the pressing mechanism includes a pressing plate 130 which is arranged at the upper end of the sleeve 310 and can move along the axial direction of the sleeve 310. Referring to fig. 4, the pressing plate 130 is provided with a pressing plate opening 410 which is in clearance fit with the sleeve 310, and an inner wall of the pressing plate opening 410 near the die holder 210 is expanded outwards to form a pressing groove 420 which is in clearance fit with the die sleeve flange 320. The tight mechanism of support still includes the mounting bracket that sets up on impervious appearance main part 110 workstation, and the mounting bracket is equipped with the spliced pole 150 that is connected with the workstation including setting up the mounting panel 140 in the workstation upper end on the mounting panel 140, the outer wall of the lower tip of spliced pole 150 outwards expands and forms connecting flange 151, bolted connection between connecting flange 151 and impervious appearance main part 110 workstation. The mounting plate 140 is provided with hydraulic oil cylinders 160, the end parts of piston rods of the hydraulic oil cylinders 160 are vertically arranged downwards, the number of the hydraulic oil cylinders 160 in the embodiment is 2, and the two hydraulic oil cylinders 160 are uniformly distributed along the length direction of the pressing plate 130; the hydraulic cylinder 160 is connected to the pressing plate 130 and is used for moving the pressing plate 130.
In order to improve the stability of the pressing plate 130 during use, a plurality of pressing plate through holes 430 are formed in the pressing plate 130, in this embodiment, the number of the pressing plate through holes 430 is 4, and the 4 pressing plate through holes 430 are uniformly distributed on the pressing plate 130; the workstation of impervious appearance main part 110 is equipped with on the workstation with clamp plate through-hole 430 department clearance fit's screw rod 220, is equipped with on the screw rod 220 to be used for carrying out the fixation nut 170 fixed to clamp plate 130.
When the impermeability test is performed on concrete, a concrete test block is pressed into the cover die 120, the cover die is then placed on the die holder 210, the power supply of the hydraulic oil cylinder 160 is then turned on, the pressing plate 130 is driven by the hydraulic oil cylinder 160 to move downward, the pressing groove 420 in the pressing plate 130 penetrates through the sleeve 310 on the cover die 120 and abuts against the cover die flange 320 on the die holder 210 to fix the cover die 120, and the impermeability test can be performed after the cover die 120 is finished. After the impermeability test is completed, the piston rod of the hydraulic cylinder 160 is driven upward so that the pressing plate 130 moves to the upper end portion of the cover die 120, at which time the cover die 120 can be removed from the die holder 210.
The impervious test device of concrete in this embodiment passes through the setting of clamp plate 130 when using, has comparatively conveniently realized compressing tightly to cover mould 120 to comparatively convenient realization be connected between cover mould 120 and the die holder 210, compare in modes such as bolted connection between cover mould 120 and the die holder 210, the better has made things convenient for the experimenter, simultaneously also the promotion of preferred the impervious efficiency of testing of concrete. The number of the die holders 210 is set to 6, so that the set of test concrete impermeability performances can be obtained through calculation after a test is performed by a tester.
In this embodiment, the pressing plate 130 can be driven conveniently and stably by the hydraulic oil cylinder 160. Through the arrangement of the number of the hydraulic oil cylinders 160, the stability of the pressing plate 130 during moving is improved, and meanwhile, the extrusion effect of the hydraulic oil cylinders 160 on the pressing plate 130 is further improved. Wherein, through the setting of mounting bracket structure, can provide the mounted position for hydraulic cylinder 160, through bolted connection between flange 151 and the impervious appearance main part 110 workstation on the mounting bracket, realization that can be comparatively convenient is to the installation of mounting bracket.
In this embodiment, after the cover die 120 is tightly pressed against the die holder 210, the fixing nut 170 can be screwed on the screw 220 to fix the pressing plate 130, so as to prevent the pressing plate 130 from loosening during the extrusion process, thereby preferably improving the stability of the concrete impermeability test apparatus during use. Wherein, through the setting of clamp plate through-hole 430 quantity and position, the stability of this concrete impermeability test device when using has further been promoted.
In summary, the above description is only a preferred embodiment of the present invention, and all the equivalent changes and modifications made according to the claims of the present invention should be covered by the present invention.
Claims (7)
1. The utility model provides a concrete impermeability test device of hydraulic engineering quality testing usefulness which characterized in that: the special sample blocking device comprises an impermeability instrument main body (110), wherein a plurality of die holders (210) and a sleeve die (120) matched with the die holders (210) are arranged on a workbench of the impermeability instrument main body (110), and the sleeve die (120) comprises a sleeve (310) and a sleeve die flange (320) arranged at the bottom end part of the sleeve (310); the impervious appearance main part (110) is last still to be equipped with and to be used for leaning on tight mechanism of propping against cover mould (120) on die holder (210), and tight mechanism is including setting up in sleeve (310) upper end and can follow clamp plate (130) that sleeve (310) axis direction removed, is equipped with on clamp plate (130) with sleeve (310) clearance fit's clamp plate trompil (410), and the inner wall that is close to die holder (210) department in clamp plate trompil (410) outwards expands and forms indent (420) with cover mould flange (320) clearance fit.
2. The concrete impermeability test device of the hydraulic engineering quality detection of claim 1, characterized in that: the abutting mechanism further comprises a mounting frame arranged on a workbench of the impermeability instrument main body (110), the mounting frame comprises a mounting plate (140) arranged at the upper end part of the workbench, and a connecting column (150) connected with the workbench is arranged on the mounting plate (140); the mounting plate (140) is provided with a hydraulic oil cylinder (160), the end part of a piston rod of the hydraulic oil cylinder (160) is vertically arranged downwards, and the hydraulic oil cylinder (160) is connected with the pressing plate (130) and is used for driving the pressing plate (130) to move.
3. The concrete impermeability test device of claim 2, wherein: the outer wall of the lower end part of the connecting column (150) expands outwards to form a connecting flange (151), and the connecting flange (151) is connected with the workbench of the anti-permeability instrument main body (110) through bolts.
4. The concrete impermeability test device of claim 2, wherein: the number of the hydraulic oil cylinders (160) is 2, and the two hydraulic oil cylinders (160) are uniformly distributed along the length direction of the pressing plate (130).
5. The concrete impermeability test device of the hydraulic engineering quality detection of claim 1, characterized in that: be equipped with a plurality of clamp plate through-hole (430) on clamp plate (130), be equipped with on the workstation of impervious appearance main part (110) with clamp plate through-hole (430) clearance fit's screw rod (220), be equipped with on screw rod (220) and be used for going on fixed fixation nut (170) to clamp plate (130).
6. The concrete impermeability test device of claim 5, wherein: the number of the pressing plate through holes (430) is 4, and the 4 pressing plate through holes (430) are uniformly distributed on the pressing plate (130).
7. The concrete impermeability test device of the hydraulic engineering quality detection of claim 1, characterized in that: the number of the upper die seats (210) of the impermeability instrument main body (110) is 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220748813.9U CN217033541U (en) | 2022-04-02 | 2022-04-02 | Concrete impermeability test device that hydraulic engineering quality detected usefulness |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220748813.9U CN217033541U (en) | 2022-04-02 | 2022-04-02 | Concrete impermeability test device that hydraulic engineering quality detected usefulness |
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| Publication Number | Publication Date |
|---|---|
| CN217033541U true CN217033541U (en) | 2022-07-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220748813.9U Expired - Fee Related CN217033541U (en) | 2022-04-02 | 2022-04-02 | Concrete impermeability test device that hydraulic engineering quality detected usefulness |
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| CN (1) | CN217033541U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116879138A (en) * | 2023-07-31 | 2023-10-13 | 广州增城正源建设工程检测中心有限公司 | Concrete impervious performance detection device |
-
2022
- 2022-04-02 CN CN202220748813.9U patent/CN217033541U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116879138A (en) * | 2023-07-31 | 2023-10-13 | 广州增城正源建设工程检测中心有限公司 | Concrete impervious performance detection device |
| CN116879138B (en) * | 2023-07-31 | 2024-05-03 | 广州增城正源建设工程检测中心有限公司 | Concrete impervious performance detection device |
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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: 20220722 |