CN211576887U - Impervious appearance for impervious test - Google Patents
Impervious appearance for impervious test Download PDFInfo
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- CN211576887U CN211576887U CN201922260590.2U CN201922260590U CN211576887U CN 211576887 U CN211576887 U CN 211576887U CN 201922260590 U CN201922260590 U CN 201922260590U CN 211576887 U CN211576887 U CN 211576887U
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Abstract
The utility model discloses a impervious appearance is used in impervious experiment, impervious experiment wherein uses, including booster mechanism, at least one base, at least a set of mortar test block fixed establishment and at least a set of waterproof material test block fixed establishment. The utility model discloses can save occupation space and use when being used for mortar impermeability test, concrete impermeability test simultaneously. The utility model discloses use when can be applicable to mortar impermeability test, concrete impermeability test simultaneously.
Description
Technical Field
The utility model belongs to the technical field of impervious test, specifically speaking are impervious appearance for impervious test.
Background
At present, a test block is usually put into a mortar permeameter for detection when the mortar impermeability is measured, and the test block is usually put into a waterproof material impermeability meter for detection when the waterproof material impermeability (such as asphalt and polymer waterproof coiled material) is measured, so that two sets of independent equipment are required for detection when the mortar impermeability test and the waterproof material impermeability test are carried out, and not only is the occupied space large, but also the test investment cost is high.
SUMMERY OF THE UTILITY MODEL
For solving exist among the prior art more than not enough, the utility model aims at providing a impervious appearance is used in impervious test to reach and save occupation space and can be used for the purpose that uses when mortar impermeability test, concrete impermeability test simultaneously.
In order to achieve the above object, the utility model adopts the following technical scheme: the device comprises a supercharging mechanism, at least one base, at least one group of mortar test block fixing mechanisms and at least one group of waterproof material test block fixing mechanisms;
first, booster mechanism
The pressurization mechanism comprises a water inlet pipe, a water pump and a first pressure gauge, wherein the water pump inputs pressurized water into the water inlet pipe, and the water inlet pipe is provided with the first pressure gauge for detecting water pressure;
second, the base
Each base is provided with a water inlet communicated with the water inlet pipe and a sealing ring for enclosing pressurized water entering the base from the water inlet;
third, mortar test block fixing mechanism
Each group of mortar test block fixing mechanisms comprises a lower test die and an upper test die;
each lower test die comprises a first connecting part which can be detachably connected with the base and a first fixing part which is fixedly connected with the first connecting part, and the bottom of each lower test die is provided with a first water inlet hole;
each upper test mold comprises a first surrounding baffle part which is detachably connected with the first fixing part and used for sleeving the tested mortar test block;
fourth, waterproof material test block fixing mechanism
Each group of waterproof material test block fixing mechanisms comprise a lower die, a pressure plate and an upper die which are sequentially arranged from bottom to top;
each lower die comprises a second connecting part which can be detachably connected with the base and a second surrounding and blocking part which is fixedly connected with the second connecting part and used for sleeving the tested block, and the bottom of each lower die is provided with a second water inlet hole;
each upper die comprises a second fixing part detachably connected with the lower die and a limiting part fixedly connected with the second fixing part and used for clamping the pressure plate on the upper surface of the upper die.
As the utility model discloses a prescribe a limit to, still include at least a set of pressure check mechanism, every group pressure check mechanism includes that the third encloses fender portion and second manometer, and the third encloses fender portion can dismantle with first fixed part in the mortar test block fixed establishment and link to each other, and the probe of second manometer is sealed to be fixed in the third encloses in the fender portion.
As the utility model discloses a further inject, be equipped with the valve of the inlet opening circulation on the every base of the water flow direction in the control inlet tube on the inlet tube, the pressure signal output part of first manometer links to each other with controller pressure signal input end electricity, and controller water pressure signal output part links to each other with water pump water pressure signal input end electricity, is equipped with the time-recorder on the controller.
As the utility model discloses a further inject again, go up the examination mould upper surface and seted up first dismantlement hole, go up the mould upper surface and seted up the second dismantlement hole.
As another limitation of the utility model, the pressurizing mechanism is arranged at the lower part of the workbench, and the base is fixedly connected on the workbench.
As a third limitation of the present invention, the first connecting portion can be connected to the base by a bolt, the first fixing portion is a hollow cylinder with an upper opening, and an inner thread is provided on an inner surface of the first fixing portion; the surface that first encloses fender portion and being surveyed the mortar test block and contacting is equipped with the draft, and first fender portion surface of enclosing is equipped with the external screw thread with first fixed part internal thread looks adaptation.
As another limitation of the utility model, the second connecting part can be connected with the base through a bolt, the second enclosing part is a hollow cylinder with an opening at the upper part, the outer surface of the second enclosing part is provided with an external thread, and the inner surface of the upper die is provided with an internal thread matched with the external thread of the enclosing part; the second fixing part and the limiting part are both circular columns, and the inner diameter of the limiting part is smaller than that of the fixing part.
Since the technical scheme is used, the utility model discloses an impervious appearance is used in impervious experiment compares with prior art, and the beneficial effect who gains is:
(1) the utility model discloses a set up the base and make base and mortar test block fixed establishment, base and waterproof material test block fixed establishment can dismantle and be connected, can install mortar test block fixed establishment or waterproof material test block fixed establishment on the base according to experimental needs to utilize booster mechanism to carry out mortar anti-permeability test or concrete anti-permeability test, make two kinds of different experiments utilize same booster mechanism to examine and determine like this, reduce the equipment quantity that needs use, reduce the detection cost, improve the universality.
(2) The utility model discloses a set up the sealing washer, can avoid the pressurized water to pass through the gap between waterproof material test block fixed establishment or mortar test block fixed establishment and the base and outwards flow to make experimental going on smoothly, guarantee the accuracy of test result.
(3) The utility model can directly disassemble and fixedly connect the lower die and the upper die by connecting the lower die and the upper die through screw threads, thereby not only greatly reducing the occupied space and leading the upper die to be easily operated by disassembling the lower die, but also leading the upper die to be stably connected with the lower die; the second enclosing part is arranged to be in a hollow cylindrical shape, and the upper die is arranged to be in a circular cylindrical shape, so that the shape of the second enclosing part is close to that of the tested waterproof material test block, and the occupied area can be reduced; enclose through enclosing the fender portion surface at the second and set up the external screw thread, can play and go up mould threaded connection's effect, can guarantee again that the second encloses the roughness when fender portion internal surface and being tested the piece contact.
(4) The utility model can be used in the mortar impermeability test by detachably connecting the lower test mold and the upper test mold, when the upper test mold is arranged on the lower test mold; the upper test die is taken down from the lower test die, and the pressure checking mechanism can be used for checking the accuracy of the first pressure gauge when being fixed on the lower test die, so that the reliability of a test result is ensured.
(5) The utility model discloses a set up the disassembly hole, usable spanner will go up the mould and take off on by the lower mould or take off on by last examination mould by lower examination mould, play the effect of easily dismantling.
The utility model discloses use when can be applicable to mortar impermeability test, concrete impermeability test simultaneously.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
FIG. 1 is a schematic structural diagram of a mortar test block fixing mechanism and a pressure checking mechanism provided on a base in embodiment 1 of the present invention;
fig. 2 is a schematic structural view of a waterproof material test block fixing mechanism in embodiment 1 of the present invention;
fig. 3 is a schematic structural view of a base 5 according to embodiment 1 of the present invention;
fig. 4 is a schematic view of a base structure provided on the workbench according to embodiment 1 of the present invention.
In the figure: 1. a water inlet pipe; 2. a water pump; 3. a water tank; 4. a first pressure gauge; 5. a base; 6. a lower die; 61. a second connecting portion; 62. a second containment portion; 63. a second water inlet hole; 7. a platen; 8. an upper die; 81. a first fixed part; 82. a limiting part; 83. a second disassembly hole; 9. a water inlet; 10. a seal ring; 11. a valve; 12. a work table; 13. a bolt; 14. testing the mold; 141. a first connection portion; 142. a first fixed part; 143. a first water inlet hole; 15. testing the mold; 16. a second pressure gauge; 17. a third baffle part; 18. a first removal hole.
Detailed Description
The preferred embodiments of the present invention will be described below with reference to the accompanying drawings. It is to be understood that the preferred embodiments described herein are for purposes of illustration and understanding only and are not intended to limit the invention.
Example 1 impermeability instrument for impermeability test
The embodiment is a whole set of product, and mortar impermeability test can be carried out by installing a mortar test block fixing mechanism on the pressurizing mechanism and the base 5, and waterproof material impermeability test can be carried out by installing a waterproof material test block fixing mechanism on the pressurizing mechanism and the base 5. As shown in fig. 1 to 4, the present embodiment includes a pressurizing mechanism, at least one base 5, at least one set of mortar block fixing mechanisms, and at least one set of waterproof material block fixing mechanisms.
First, booster mechanism
The pressurizing mechanism is used for providing pressurized water for each mortar test block fixing mechanism or waterproof material test block fixing mechanism. The workstation below can be equipped with a booster mechanism, booster mechanism includes water tank 3, inlet tube 1, water pump 2, first manometer 4, time-recorder and controller.
The water tank 3 is connected with the water pump 2 through a pipeline, the water pump 2 is connected with the water inlet pipe 1 through a pipeline, and the water pump 2 pressurizes the water in the water tank 3 and then inputs the water into the water inlet pipe 1. Be equipped with first manometer 4 on the inlet tube 1, first manometer 4 is used for detecting the 1 interior water pressure value of inlet tube, and first manometer 4's pressure signal output part links to each other with controller pressure signal input end electricity, and controller water pressure signal output part links to each other with 2 water pressure signal input ends electricity of water pump. Make the pressure value that first manometer 4 detected show on the controller to the operator can pass through 2 water pressure numerical values of controller regulation water pump according to the experimental requirement, with the control water inlet pipe 1 interior water pressure size. The controller is provided with a timer which is used for measuring the test time of the tested block.
Second, base 5
The base 5 is fixedly attached to the table 12 as shown with reference to fig. 3. The base 5 is in the shape of a circular plate, the center of each base 5 is provided with a water inlet connected with the water inlet pipe 1, the water inlet pipe 1 connected with each water inlet 9 is provided with a valve 11 for controlling the on-off of water flow in the pipeline, that is to say, each valve 11 corresponds to the arrangement of one water inlet pipe connected with the water inlet 9. All set up the first manometer 4 of measurement water pressure on the inlet tube 1 that links to each other with every water inlet 9, that is to say every first manometer 4 corresponds the inlet tube setting that links to each other with water inlet 9, and every first manometer 4 is used for detecting the inlet tube 1 water pressure value that goes into corresponding water inlet 9. Be located the peripheral department of water inlet 9 and be fixed with sealing washer 10, sealing washer 10 upper surface contacts with the lower mould 6 or the lower mould 14 bottom surface of trying on the mould 5 of arranging in for sealing washer 10 will be enclosed by the pressurized water that gets into on the base 5 by water inlet 9 and keep off, avoids pressurized water outwards to flow out by the gap department between lower mould 6 and the base 5 or between lower mould 14 and the base 5, guarantees the accuracy of test result.
A plurality of bases 5 are fixed to the upper surface of the table. A mortar test block fixing mechanism or a waterproof material test block fixing mechanism can be selected and fixed on the base 5 according to actual test requirements. That is, when six bases 5 are provided, three of the bases 5 can be fixed with mortar test block fixing mechanisms, and three groups of mortar impermeability tests can be performed simultaneously; and the other three bases 5 are all fixed with waterproof material test block fixing mechanisms, and three groups of waterproof material waterproof tests are simultaneously carried out. When six bases 5 are arranged, mortar test block fixing mechanisms can be simultaneously fixed on the six bases 5, and six groups of mortar impermeability tests are simultaneously carried out; or fixing waterproof material test block fixing mechanisms on the six bases 5, and simultaneously carrying out six groups of waterproof material impermeability tests. Twelve bases 5 can also be arranged, six bases 5 can be fixed with mortar test block fixing mechanisms to simultaneously carry out six groups of mortar impermeability tests, and the other six bases 5 can be fixed with waterproof material test block fixing mechanisms to simultaneously carry out six groups of waterproof material impermeability tests.
Third, mortar test block fixing mechanism
The mortar test block fixing mechanism is used for fixing the tested mortar test block in a mortar impermeability test. Each group of mortar test block fixing mechanisms comprise a lower test die 14 and an upper test die 15.
Each lower test mold 14 includes a first connecting portion 141, a first fixing portion 142, and a first water inlet 143. The first connecting portion 141 is used to detachably fix the lower die 14 to the base 5, the first connecting portion 141 is in a circular plate shape, and the first connecting portion 141 is bolted to the base 5. The first fixing portion 142 is detachably connected to the upper test mold 15, the first fixing portion 142 is a hollow cylinder with an upper opening, and an internal thread is formed on an inner surface of the first fixing portion 142. The lower test die 14 may have a first water inlet 143 at the bottom center thereof. So that the pressurized water sealed in the base 5 by the sealing ring 10 enters the first fixing portion 142 through the first water inlet hole 143.
Each upper test die 15 includes a first surrounding portion, the first surrounding portion is used for being detachably connected with the first fixing portion 142, the first surrounding portion is a hollow circular truncated cone with an opening on the upper surface and an opening on the lower surface, and the surface of the first fixing portion 142 contacting the tested mortar test block is provided with a draft angle, that is, the inner diameter of the upper portion of the first fixing portion 142 is smaller than the inner diameter of the bottom of the first fixing portion 142. The outer surface of the first enclosing part is provided with an external thread matched with the internal thread of the first fixing part 142. When the mortar test block to be tested is sleeved in the first enclosing part, a sealing layer is required to be arranged on the inner surface of the upper test mold 15 to prevent pressurized water from seeping out from the gap between the mortar test block to be tested and the upper test mold 15 because a gap is formed between the mortar test block to be tested and the inner surface of the upper test mold. The sealing layer may be provided before the sealing material is placed on the upper test mold 15, and the sealing layer may be paraffin or a leather sheath placed on the mortar test block to be tested.
In order to easily remove the upper test mold 15 from the lower test mold 14, a first removing hole 18 is formed in the upper surface of the upper test mold 15, and a wrench can be inserted into the first removing hole 18 to rotate the upper test mold 15 by the wrench, so as to separate from the lower test mold 14.
When the embodiment is used for detecting the impermeability of mortar, the controller is used for controlling the water pump 2, so that the water pump 2 is used for pressurizing water entering the water inlet pipe 1 from 0.2MPa, the water pressure is increased by 0.1MPa every hour, and the constant pressure is increased to 0.3 MPa; then, the valve 11 on the base 5 corresponding to the inlet pipe 1 on which the block to be tested is located is opened, so that the pressurized water flows into the area enclosed by the sealing ring 10 on the base 5 through the inlet pipe 1 and the water inlet 9, and under the action of pressure, the pressurized water flows into the lower test mold 14 and the upper test mold 15 through the first water inlet 143 of the lower test mold 14. And after a certain time, observing the water seepage condition of the upper surface of the tested mortar test block sleeved by the upper test mold 15.
Fourth, waterproof material test block fixing mechanism
The waterproof material test block fixing mechanism is used for fixing the tested waterproof material test block in a waterproof material impermeability test. Each group of fixing mechanisms comprises a base 5, a lower die 6, a pressure plate 7 and an upper die 8 which are arranged from bottom to top in sequence.
(2) Lower die 6
Each lower die 6 includes a second connecting portion 61 and a second surrounding portion 62 integrally connected to each other.
The second surrounding and blocking part 62 is fixed on the upper surface of the second connecting part 61 and is used for sleeving and fixing the tested block. The second containment portion 62 is a hollow cylindrical structure with an open upper portion. The bottom of the second enclosing part 62 is provided with a second water inlet 63, so that the pressurized water sealed in the base 5 by the sealing ring 10 enters the second enclosing part 62 through the second water inlet 63. Because the waterproof material test block to be tested is connected with the inner surface of the lower die 6 in a sealing way, a sealing layer is not required to be arranged on the inner surface of the lower die 6.
The second connecting portion 61 is used to detachably fix the lower mold 6 to the base 5 to replace the test mold fixed to the base 5 as needed. When the mortar impermeability test (or concrete impermeability test) is required, the lower die 6 can be removed from the base 5, and a test die for the mortar impermeability test (or concrete impermeability test) is fixed on the base 5 to test the mortar impermeability (or concrete impermeability) by using the pressurizing mechanism and the base 5. In this embodiment, the second connecting portion 61 is detachably connected to the base 5 by the bolt 13.
(3) Pressure plate 7
The pressure plate 7 is pressed between the upper die 8 and the lower die 6, and the pressure plate 7 is also pressed on a tested block arranged in the upper die 8. The platen 7 configuration may be selected based on the block being tested. When the tested block is a polymer waterproof coiled material, the pressure plate 7 is a slotted plate; when the tested block is asphalt waterproof coiled material, the pressing disc 7 adopts a 7-hole disc. The construction of a slotted or 7-hole disc is disclosed in GB/T328.10-2007.
(4) Upper die 8
Each upper mold 8 includes a second fixing portion 81 and a stopper portion 82 disposed above the second fixing portion 81.
The second fixing portion 81 is for screw-coupling with the lower die 6. The second fixing portion 81 is in a circular cylindrical shape, the inner surface of the mold 8 on the inner surface of the second fixing portion 81 is provided with an internal thread, and the outer surface of the second surrounding blocking portion 62 is provided with an external thread matched with the internal thread of the second fixing portion 81, so that the surface flatness of the second surrounding blocking portion 62 contacting with the tested block is guaranteed.
The limiting part 82 is used for clamping and fixing the pressure plate 7 on the upper surface of the upper die 8. The limiting portion 82 is circular cylindrical, and the inner diameter of the limiting portion 82 is smaller than the inner diameter of the second fixing portion 81. The circular column in this embodiment refers to a column with a circular cross section, that is, any column with a circular cross section perpendicular to the height direction. When the upper die 8 is in threaded connection with the lower die 6, the limiting part 82 of the upper die 8 is in contact with the pressure plate 7, and the pressure plate 7 is clamped and fixed on the upper surface of the upper die 8. In order to easily remove the upper mold 8 from the lower mold 6, the upper surface of the limiting portion 82 is provided with a second detaching hole 83, and a wrench can be inserted into the second detaching hole 83 to rotate the upper mold 8 by the wrench so as to separate from the lower mold 6.
When the embodiment is used for detecting the impermeability of the waterproof coiled material, the controller is used for controlling the water pump 2, so that the water pump 2 pressurizes the water entering the water inlet pipe 1 to 0.3 MPa; then, the valve 11 on the corresponding inlet pipe 1 on the base 5 where the tested block is located is opened, so that the pressurized water flows into the area enclosed by the sealing ring 10 on the base 5 through the inlet pipe 1 and the water inlet 9, and under the action of pressure, the pressurized water flows into the lower die 6 through the second water inlet 63 of the lower die 6. The constant pressure was maintained for 30 minutes or 120 minutes, and the water permeation on the upper surface of the test piece was observed.
Fourth, pressure checking mechanism
The pressure checking mechanism is used for checking a first pressure gauge 4 in the pressurization mechanism. The pressure checking mechanism is arranged on the lower test die 14 in the mortar test block fixing mechanism. The pressure checking mechanism can be provided with at least one group, each group of pressure checking mechanism comprises a third surrounding blocking part 17 and a second pressure gauge 16, and the third surrounding blocking part 17 is detachably connected with the first fixing part 142 of the lower test die 14 through threads. The upper part of the third surrounding baffle part 17 is provided with an opening which enables the probe of the second pressure gauge 16 to penetrate into the third surrounding baffle part 17, the probe of the second pressure gauge 16 is connected with the opening of the third surrounding baffle part 17 in a sealing way, and the pressure value of the pressurized water in the third surrounding baffle part 17 is measured by the second pressure gauge 16 and compared with the pressure value of the pressurized water detected by the first pressure gauge 4 of the water inlet pipe 1 on the base 5 where the third surrounding baffle part 17 is located, so that the measuring accuracy of the first pressure gauge 4 is checked.
Example 2 application method of impermeability instrument for impermeability test
This example was carried out using the impermeability meter for impermeability test of example 1, comprising the following steps:
the method comprises the following steps: installation pressurization mechanism
The water pump 2 is connected with the water inlet pipe 1, the water inlet 9 of each base 5 is connected with the water inlet pipe 1, and the first pressure gauge 4 is arranged on the water inlet pipe 1 connected with the water inlet 9 of each base 5.
Step two: check the first pressure gauge 4
After the pressurization mechanism is installed, the first pressure gauge 4 needs to be checked:
s1, a lower test die 14 of a mortar test block fixing mechanism is fixed on a base 5 where a first pressure gauge 4 needing to be checked is located through a first connecting portion 141, and the lower surface of the lower test die 14 is in contact with a sealing ring 10.
S2, the third surrounding baffle part 17 is fixedly connected with the first fixing part 142, a probe of the second pressure gauge 16 extends into the third surrounding baffle part 17, and the pressure value of the pressurized water in the third surrounding baffle part 17 measured by the second pressure gauge 16 is compared with the pressure value of the pressurized water detected by the first pressure gauge 4 of the water inlet pipe 1 on the base 5 where the third surrounding baffle part 17 is located, so that the accuracy of measurement of the first pressure gauge 4 is checked.
Step three: a mortar test block fixing mechanism or a waterproof material test block fixing mechanism is selectively fixed on the base 5 according to the tested block
When the mortar test block impermeability performance needs to be detected, fix the mortar test block fixing mechanism on the base 5:
s1, fixing a lower test mold 14 on a base 5 through a first connecting portion, wherein the lower surface of the lower test mold 14 is in contact with a sealing ring 10.
S2, arranging a sealing layer on the outer surface of the tested mortar test block, placing the tested mortar test block in the first fixing part 142, and enabling the tested mortar test block to be sleeved in the first enclosing part in a sealing mode.
And S3, fixedly connecting the first surrounding blocking part with the first fixing part 142.
When waterproof material waterproof performance needs to be detected, a waterproof material test block fixing mechanism is fixed on the base:
s1, a lower die 6 is fixed on a base 5 through a second connecting portion 61, and the lower surface of the lower die 6 is in contact with a sealing ring 10.
S2, the waterproof material to be detected is sleeved in the second surrounding blocking part 62 in a sealing mode.
S3, the pressure plate 7 is placed on the upper surface of the lower die 6, and the upper die 8 limiting portion 82 clamps and fixes the pressure plate 7 on the upper surface of the lower die 6 so as to limit the movement of the pressure plate 7.
It should be noted that the above-mentioned embodiments are only preferred embodiments of the present invention, and the present invention is not limited thereto, and although the present invention has been described in detail with reference to the above-mentioned embodiments, it will be apparent to those skilled in the art that modifications can be made to the technical solutions described in the above-mentioned embodiments, or some technical features can be replaced with equivalents. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. A impervious appearance for impervious test which characterized in that:
the device comprises a supercharging mechanism, at least one base, at least one group of mortar test block fixing mechanisms and at least one group of waterproof material test block fixing mechanisms;
the pressurization mechanism comprises a water inlet pipe, a water pump and a first pressure gauge, wherein the water pump inputs pressurized water into the water inlet pipe, and the water inlet pipe is provided with the first pressure gauge for detecting water pressure;
each base is provided with a water inlet communicated with the water inlet pipe and a sealing ring for enclosing pressurized water entering the base from the water inlet;
each group of mortar test block fixing mechanisms comprises a lower test die and an upper test die;
each lower test die comprises a first connecting part which can be detachably connected with the base and a first fixing part which is fixedly connected with the first connecting part, and the bottom of each lower test die is provided with a first water inlet hole;
each upper test mold comprises a first surrounding baffle part which is detachably connected with the first fixing part and used for sleeving the tested mortar test block;
each group of waterproof material test block fixing mechanisms comprise a lower die, a pressure plate and an upper die which are sequentially arranged from bottom to top;
each lower die comprises a second connecting part which can be detachably connected with the base and a second surrounding and blocking part which is fixedly connected with the second connecting part and used for sleeving the tested block, and the bottom of each lower die is provided with a second water inlet hole;
each upper die comprises a second fixing part detachably connected with the lower die and a limiting part fixedly connected with the second fixing part and used for clamping the pressure plate on the upper surface of the upper die.
2. The impermeability instrument for impermeability test according to claim 1, wherein: the mortar test block fixing mechanism is characterized by further comprising at least one group of pressure checking mechanisms, each group of pressure checking mechanisms comprise a third surrounding blocking portion and a second pressure gauge, the third surrounding blocking portion can be detachably connected with a first fixing portion in the mortar test block fixing mechanism, and a probe of the second pressure gauge is hermetically fixed in the third surrounding blocking portion.
3. The impermeability instrument for impermeability test according to claim 2, wherein: be equipped with the valve of the water flow to every inlet opening circulation on the base in the control inlet tube on the inlet tube, the pressure signal output part and the controller pressure signal input end electricity of first manometer link to each other, and controller water pressure signal output part links to each other with water pump water pressure signal input end electricity, is equipped with the time-recorder on the controller.
4. The impermeability instrument for impermeability test according to claim 3, wherein: the upper surface of the upper test mold is provided with a first dismounting hole, and the upper surface of the upper mold is provided with a second dismounting hole.
5. The impermeability instrument for impermeability test according to claim 1, wherein: the booster mechanism is arranged at the lower part of the workbench, and the base is fixedly connected on the workbench.
6. The impermeability instrument for impermeability test according to any one of claims 1 to 5, wherein: the first connecting part can be connected with the base through a bolt, the first fixing part is a hollow cylinder with an opening at the upper part, and the inner surface of the first fixing part is provided with internal threads; the surface that first encloses fender portion and being surveyed the mortar test block and contacting is equipped with the draft, and first fender portion surface of enclosing is equipped with the external screw thread with first fixed part internal thread looks adaptation.
7. The impermeability instrument for impermeability test according to any one of claims 1 to 5, wherein: the second connecting part can be connected with the base through a bolt, the second surrounding blocking part is a hollow cylinder with an opening at the upper part, the outer surface of the second surrounding blocking part is provided with external threads, and the inner surface of the upper die is provided with internal threads matched with the external threads of the surrounding blocking part; the second fixing part and the limiting part are both circular columns, and the inner diameter of the limiting part is smaller than that of the fixing part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922260590.2U CN211576887U (en) | 2019-12-17 | 2019-12-17 | Impervious appearance for impervious test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922260590.2U CN211576887U (en) | 2019-12-17 | 2019-12-17 | Impervious appearance for impervious test |
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| Publication Number | Publication Date |
|---|---|
| CN211576887U true CN211576887U (en) | 2020-09-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922260590.2U Active CN211576887U (en) | 2019-12-17 | 2019-12-17 | Impervious appearance for impervious test |
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|---|---|
| CN (1) | CN211576887U (en) |
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