CN214334610U - Concrete impermeability detection device - Google Patents
Concrete impermeability detection device Download PDFInfo
- Publication number
- CN214334610U CN214334610U CN202023125134.6U CN202023125134U CN214334610U CN 214334610 U CN214334610 U CN 214334610U CN 202023125134 U CN202023125134 U CN 202023125134U CN 214334610 U CN214334610 U CN 214334610U
- Authority
- CN
- China
- Prior art keywords
- test
- sleeve
- test die
- face
- connecting sleeve
- 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
Images
Landscapes
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model discloses an impervious detection device of concrete for the supplementary fixed of impervious test block of concrete, include: the test die holder is of a cylindrical structure with an open upper end, a first extension part which extends outwards and horizontally is arranged at the outer edge of the upper end face of the test die holder, and a detection medium input joint communicated into the cylindrical structure is arranged at the bottom of the test die holder; the test mold sleeve is of a cylindrical structure, and a containing cavity with a frustum-shaped outline is formed in the test mold sleeve and used for containing the concrete impermeability test block; the restraint mechanisms are used for relatively fixing the test die holder and the test die sleeve; the device assembly is dismantled conveniently, can improve and detect operating efficiency, and has still disclosed the adapter sleeve that extends on this device, makes its use flexibility that can improve detection device, makes it can enough carry out the impervious detection of gas, can carry out the impervious detection of liquid again.
Description
Technical Field
The utility model relates to a concrete detection device field especially relates to a concrete impermeability detection device.
Background
Impermeability as an important index for evaluating durability of concrete, test methods such as a water permeation method, a gas permeation method, and an ion permeation method have been produced so far.
When the current concrete anti-permeability test block is assembled, a test die sleeve is usually tightly installed on a test die base through a plurality of groups of bolts, the process of locking the bolts usually needs to occupy more time, and the bolts are easily worn and disassembled when being locked and disassembled for a long time, so that the problems of the installation precision and the incapability of disassembling due to the slippage of the bolts in danger are influenced.
In addition, the water permeability method test and the gas permeability method are the current common application schemes, however, the current detection equipment is mostly in the form that one set of equipment corresponds to one set of detection scheme, and the detection equipment has certain use limitation, and because certain sharing property is provided on the fixing device of the test mold, if the test mold fixing part of the detection equipment can be modified, the detection equipment is suitable for a plurality of detection methods, the use flexibility and the detection convenience of the detection equipment are greatly improved, and meanwhile, the concrete impermeability detection equipment can bring greater convenience and realize positive practical significance.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at a detect impervious detection device of test block installation operation facility, implement nimble reliable concrete.
In order to realize the technical purpose, the utility model adopts the technical scheme that:
the utility model provides a concrete impermeability detection device for the supplementary fixed of concrete impermeability test piece, it includes:
the test die holder is of a cylindrical structure with an open upper end, a first extension part which extends outwards and horizontally is arranged on the outer edge of the upper end face of the test die holder, more than two pairs of U-shaped connecting lugs which are opposite in pairs are arranged on the edge of the first extension part in an annular array, and a detection medium input connector communicated into the cylindrical structure is arranged at the bottom of the test die holder;
the test die sleeve is of a cylindrical structure, a containing cavity with a frustum-shaped outline is formed in the test die sleeve, the containing cavity is used for containing a concrete anti-permeability test block, a second extending part which extends outwards and horizontally is arranged at the outer edge of the lower end face of the test die sleeve, and constraint grooves which correspond to the U-shaped connecting lugs on the first extending part one by one are formed in the edge of the second extending part;
a plurality of restraint mechanisms, with the U-shaped engaging lug one-to-one on the first extension and be connected, restraint mechanism include: the connecting rod is rotatably connected to the U-shaped connecting lug, the other end of the connecting rod can be turned over to a restraining groove of a second extending part of the test die sleeve relative to the U-shaped connecting lug, when the connecting rod is turned over to the restraining groove, the other end of the connecting rod is higher than the upper end surface of the second extending part, an arc part is arranged at one end of the pressure rod and is eccentrically connected to the other end of the connecting rod through the rotating pin, the flexible gasket and the rigid gasket are detachably sleeved on the connecting rod in a sliding mode, and the flexible gasket is located between the rigid gasket and the arc part of the pressure rod, one end face of the rigid gasket is used for being attached to the upper end face of the second extending portion, when the connecting rod is turned into the restraining groove and the rigid gasket is attached to the upper end face of the second extending portion, the other end of the pressure rod is poked to drive the arc-shaped portion to rotate around the rotating pin and push the flexible gasket to drive the rigid gasket to be attached to the second extending portion, the second extending portion of the test die sleeve is tightly pressed and fixed to the upper end face of the test die base, at the moment, a resultant force stress point and a stress direction passing through the resultant force stress point are formed at the contact point of the arc-shaped portion and the flexible gasket, and the stress direction points to the center of the rotating pin;
the first sealing washer is of an annular structure and is arranged between the lower end faces of the first extension part and the second extension part.
As a possible implementation manner, one side of each of the flexible gasket and the rigid gasket is provided with a U-shaped groove, the number of the rigid gaskets is more than one, and the thickness of the flexible gasket is 2-4 mm.
As a possible implementation, the present solution further includes:
the connecting sleeve is of a cylindrical structure with an open lower end, an internal thread structure is arranged on the inner peripheral side of the connecting sleeve, and an air pressure detection joint communicated into the cylindrical structure is arranged at the top of the connecting sleeve;
the outer periphery side of the upper end of the test die sleeve is provided with an external thread structure matched with the internal thread structure of the connecting sleeve and is in threaded connection with the test die sleeve, and a second sealing washer with an annular structure is arranged between the upper end face of the test die sleeve and the connecting sleeve.
As a preferred alternative, it is preferred that the connecting sleeve comprises:
the connecting sleeve main body is of a cylindrical structure with two open ends, a necking part is arranged at the upper end of the connecting sleeve main body, the inner diameter of the necking part is equal to that of the upper end face of the test die sleeve, and the internal thread structure is arranged in the connecting sleeve main body;
the connecting sleeve cover plate is of a circular plate structure formed by transparent materials, is fixedly attached to the upper end face of the connecting sleeve main body, seals the upper end face of the connecting sleeve main body, and the air pressure detection joint is arranged on the connecting sleeve cover plate.
As a preferred selection implementation form, it is preferred that the atmospheric pressure detect and connect and be equipped with barb structure, the internal diameter that the atmospheric pressure detected connects is 3 ~ 15 mm.
As a preferred alternative, it is preferable that the detection medium inlet joint is connected with a valve for controlling the inlet or the separation of the detection medium, and the valve is an electric control valve or a manual valve.
In the aspect of the impervious detection of gas, the utility model discloses correspond and provide a concrete impermeability detection method, it includes the aforesaid concrete impermeability detection device, its method includes following step:
assembling a concrete impermeability test block;
inputting a gas medium to a detection medium input joint of the test die holder at a preset pressure;
acquiring a pressure value of the air pressure detection joint;
and outputting the gas permeability detection data of the concrete impermeability test block.
Adopt foretell technical scheme, compared with the prior art, the utility model, its beneficial effect who has is: this scheme ingeniously through setting up the extension that corresponds on examination die holder and examination die sleeve, utilize restraint mechanism to retrain fixed examination die holder and examination die sleeve fast, the efficiency of drawing a design of examination die sleeve has been improved greatly, manpower and time have been saved, still further connect the adapter sleeve on examination die sleeve, through setting the adapter sleeve apron of adapter sleeve to transparent material shaping, make the device both can carry out the impervious test of liquid, can carry out gaseous impervious test again, the activation that the nimble device used has been realized, the use application scope of device has been improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of embodiment 1 of the present invention;
fig. 2 is a schematic side view of a test mold sleeve according to embodiment 1 of the present invention;
fig. 3 is a schematic top view structure diagram of a test mold sleeve according to embodiment 1 of the present invention;
fig. 4 is a schematic structural view of one of the schematic states of implementation of the restraint mechanism according to embodiment 1 of the present invention;
fig. 5 is a schematic structural view of a second schematic implementation state of the restraint mechanism according to embodiment 1 of the present invention;
fig. 6 is a schematic side view of a second schematic implementation state of the restraint mechanism according to embodiment 1 of the present invention;
fig. 7 is a schematic structural diagram of a flexible gasket or a rigid gasket according to embodiment 1 of the present invention;
fig. 8 is a schematic top view structure diagram of a test die holder according to embodiment 1 of the present invention;
fig. 9 is a schematic installation and implementation structure diagram of the solution of embodiment 1 of the present invention for gas permeability detection, wherein the equipment for connecting the gas input source and the gas pressure detection joint is not shown.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be noted that the following examples are only for illustrating the present invention, but do not limit the scope of the present invention. Similarly, the following embodiments are only some but not all embodiments of the present invention, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.
As in one of fig. 1-9, the utility model relates to a concrete impermeability detection device for the supplementary fixed of concrete impermeability test block 8, it includes:
the test die holder 1 is of a cylindrical structure with an open upper end, a first extension part 11 extending outwards and horizontally is arranged on the outer edge of the upper end face of the test die holder 1, more than two pairs of U-shaped connecting lugs 12 opposite to each other are arranged on the edge of the first extension part 11 in an annular array, a detection medium input joint 13 communicated into the cylindrical structure of the test die holder 1 is arranged at the bottom of the test die holder 1, and a valve 131 can be connected onto the detection medium input joint 13 to control the input or the partition of a detection medium;
the test die sleeve 2 is of a cylindrical structure, a containing cavity 21 with a frustum-shaped outline is formed in the test die sleeve 2, the containing cavity 21 is used for containing the concrete impermeability test block 8, a second extending part 22 which extends outwards and horizontally is arranged at the outer edge of the lower end face of the test die sleeve 2, and constraint grooves 23 which correspond to the U-shaped connecting lugs 12 on the first extending part one by one are formed in the edge of the second extending part 22;
a plurality of constraint mechanisms 3, corresponding to and connected to the U-shaped engaging lugs 12 on the first extension 11, the constraint mechanisms 3 comprising: the two sides of the U-shaped connecting lug 12 are provided with first mounting through holes 121, one end of the connecting rod 32 is provided with second mounting through holes 321 corresponding to the first mounting through holes 121, the rod part of the bolt 35 passes through the first mounting through holes 121 and the second mounting through holes 321 and is in threaded connection with the nut 36, the connecting rod 32 is rotatably connected to the U-shaped connecting lug 12, the other end of the connecting rod 32 can be turned over to the restraint groove 23 of the second extension part 22 of the test mold sleeve 2 relative to the U-shaped connecting lug 12, when the connecting rod 32 is turned over to the restraint groove 23, the other end of the connecting rod 32 is higher than the upper end surface of the second extension part 22, one end of the pressing rod 31 is provided with an arc part 311, the arc part 311 is eccentrically connected to the other end of the connecting rod 32 through the rotating pin 37, the flexible gasket 33 and the rigid gasket 34 are both detachably sleeved on the connecting rod 32 in a sliding manner, and the flexible pad 33 is located between the rigid pad 34 and the arc-shaped portion 311 of the pressure lever 31, one end face of the rigid pad 34 is used for being attached to the upper end face of the second extension portion 22, when the connecting rod 32 is turned into the restraining groove 23 and the rigid gasket 34 abuts the upper end surface of the second extension 22, the other end of the pressure lever 31 is toggled to drive the arc-shaped part 311 to rotate around the rotating pin 37 and push the flexible gasket 33 to drive the rigid gasket 34 to cling to the second extending part 22, so as to press and fix the second extending part 22 of the test die sleeve 2 on the upper end surface of the test die base 1, at this time, the point where the arc 311 contacts the compliant pad 33 forms a resultant force point and a force direction passing through the resultant force point, the force direction points to the center of the rotating pin 37, and in addition, the friction force between the flexible gasket 33 and the arc part 311 can further restrain the pressure lever 31 to be restrained and fixed;
the first sealing washer 4, which is an annular structure, is disposed between the lower end surfaces of the first extension 11 and the second extension 22.
As a possible implementation manner, further, the U-shaped grooves 331, 341 are disposed on one side of the flexible gasket 33 and one side of the rigid gasket 34, and the rigid gasket 34 is more than one piece, that is, the thickness can be increased by increasing the number of the rigid gaskets 34, the thickness of the flexible gasket 33 is 2-4 mm, when the thickness is greater than 4mm, there is a certain compressible space when the arc portion 311 of the pressure lever 31 rotates to press against the flexible gasket 33, so that the test mold sleeve 2 still has a shaking space, and when the thickness is less than 2mm, it may be easily scratched by the arc portion of the pressure lever 31 because of being too thin.
In this embodiment, as a possible implementation manner, further, this embodiment further includes:
the connecting sleeve 5 is a cylindrical structure with an open lower end, an internal thread structure 511 is arranged on the inner peripheral side of the connecting sleeve, and an air pressure detection joint 6 communicated into the cylindrical structure is arranged at the top of the connecting sleeve;
the periphery side of the upper end of the test die sleeve 2 is provided with an external thread 24 structure matched with the internal thread structure of the connecting sleeve 5 and is in threaded connection with the test die sleeve 2, and a second sealing gasket 7 of an annular structure is arranged between the upper end face of the test die sleeve 2 and the connecting sleeve 5.
In addition, in order to make the device of this embodiment be applicable to both the liquid impervious structure and the gas impervious detection, as a preferred embodiment, preferably, the connection sleeve 5 includes:
the connecting sleeve main body 51 is a cylindrical structure with two open ends, the upper end of the connecting sleeve main body is provided with a necking part, the inner diameter of the necking part is equal to that of the upper end face of the test die sleeve 2, and the internal thread structure 511 is arranged in the connecting sleeve main body 51;
the connecting sleeve cover plate 52 is a circular plate structure formed by transparent materials, is fixedly attached to the upper end face of the connecting sleeve main body 51, seals the upper end face of the connecting sleeve main body 51, and the air pressure detection joint 6 is arranged on the connecting sleeve cover plate 52.
By the scheme, when liquid impermeability is detected, the connecting sleeve 5 does not need to be detached, only the air pressure detection joint 6 needs to be emptied, the connecting part of the detection medium input joint 13 is directly connected to the liquid input equipment, and the detection result of liquid impermeability can be observed through the connecting sleeve cover plate 52 made of transparent materials;
in the gas impermeability test, because the caliber of the upper end of the test die sleeve 2 is larger, if the specification of the air pressure test joint 6 is consistent with the specification, the sensitivity of the air pressure test is greatly reduced, therefore, in order to improve the connection reliability and the sensitivity of the air pressure detection, as a preferred alternative embodiment, it is preferable, the air pressure detection joint 6 is provided with a barb structure 61, the inner diameter of the air pressure detection joint 6 is 3-15 mm, wherein, the inner diameter of the air pressure detection joint 6 directly determines the amplitude of the air pressure induction change inside the air pressure detection joint, that is, when the test die sleeve 2 passes through a specific amount of air, if the inner diameter of the air pressure detecting joint 6 is too large, since the variation amplitude of the cross section is relatively small, accordingly, the change in the air pressure detecting joint 6 is small, and therefore, the sensitivity of the change in the air pressure can be improved by reducing the inner diameter of the air pressure detecting joint 6.
Based on the structural scheme of the embodiment, the embodiment correspondingly provides a concrete impermeability detection method for gas impermeability detection, and the operation method of the concrete impermeability detection method roughly comprises the following steps:
s01, assembling a concrete impermeability test block 8;
s02, inputting a gas medium to the detection medium input joint 13 of the test die holder 1 at a preset pressure;
s03, acquiring a pressure value of the air pressure detection joint 6;
and S04, outputting the gas permeability detection data of the concrete impermeability test block 8.
The liquid impermeability operation is different from the above operation, and the difference is only that the medium for detecting the gas transmission of the medium input joint is liquid and the air pressure detection joint is directly placed without being connected with an air pressure detection device, in addition, only the water seepage condition of the upper end surface of the concrete impermeability test block 8 needs to be observed, so the operation method of the liquid detection is not repeated any more.
The above only is the partial embodiment of the utility model discloses a not therefore restriction the utility model discloses a protection scope, all utilize the utility model discloses equivalent device or equivalent flow transform that the content of description and drawing was done, or direct or indirect application in other relevant technical field, all the same reason is included in the patent protection scope of the utility model.
Claims (6)
1. The utility model provides a concrete impermeability detection device for the supplementary fixed of concrete impermeability test piece, its characterized in that, it includes:
the test die holder is of a cylindrical structure with an open upper end, a first extension part which extends outwards and horizontally is arranged on the outer edge of the upper end face of the test die holder, more than two pairs of U-shaped connecting lugs which are opposite in pairs are arranged on the edge of the first extension part in an annular array, and a detection medium input connector communicated into the cylindrical structure is arranged at the bottom of the test die holder;
the test die sleeve is of a cylindrical structure, a containing cavity with a frustum-shaped outline is formed in the test die sleeve, the containing cavity is used for containing a concrete anti-permeability test block, a second extending part which extends outwards and horizontally is arranged at the outer edge of the lower end face of the test die sleeve, and constraint grooves which correspond to the U-shaped connecting lugs on the first extending part one by one are formed in the edge of the second extending part;
a plurality of restraint mechanisms, with the U-shaped engaging lug one-to-one on the first extension and be connected, restraint mechanism include: the connecting rod is rotatably connected to the U-shaped connecting lug, the other end of the connecting rod can be turned over to a restraining groove of a second extending part of the test die sleeve relative to the U-shaped connecting lug, when the connecting rod is turned over to the restraining groove, the other end of the connecting rod is higher than the upper end surface of the second extending part, an arc part is arranged at one end of the pressure rod and is eccentrically connected to the other end of the connecting rod through the rotating pin, the flexible gasket and the rigid gasket are detachably sleeved on the connecting rod in a sliding mode, and the flexible gasket is located between the rigid gasket and the arc part of the pressure rod, one end face of the rigid gasket is used for being attached to the upper end face of the second extending portion, when the connecting rod is turned into the restraining groove and the rigid gasket is attached to the upper end face of the second extending portion, the other end of the pressure rod is poked to drive the arc-shaped portion to rotate around the rotating pin and push the flexible gasket to drive the rigid gasket to be attached to the second extending portion, the second extending portion of the test die sleeve is tightly pressed and fixed to the upper end face of the test die base, at the moment, a resultant force stress point and a stress direction passing through the resultant force stress point are formed at the contact point of the arc-shaped portion and the flexible gasket, and the stress direction points to the center of the rotating pin;
the first sealing washer is of an annular structure and is arranged between the lower end faces of the first extension part and the second extension part.
2. The concrete impermeability test device of claim 1, wherein one side of each of the flexible gasket and the rigid gasket is provided with a U-shaped groove, and the rigid gasket is more than one, and the thickness of the flexible gasket is 2-4 mm.
3. The concrete impermeability test apparatus of claim 1, further comprising:
the connecting sleeve is of a cylindrical structure with an open lower end, an internal thread structure is arranged on the inner peripheral side of the connecting sleeve, and an air pressure detection joint communicated into the cylindrical structure is arranged at the top of the connecting sleeve;
the outer periphery side of the upper end of the test die sleeve is provided with an external thread structure matched with the internal thread structure of the connecting sleeve and is in threaded connection with the test die sleeve, and a second sealing washer with an annular structure is arranged between the upper end face of the test die sleeve and the connecting sleeve.
4. The concrete impermeability test device of claim 3, wherein the connecting sleeve comprises:
the connecting sleeve main body is of a cylindrical structure with two open ends, a necking part is arranged at the upper end of the connecting sleeve main body, the inner diameter of the necking part is equal to that of the upper end face of the test die sleeve, and the internal thread structure is arranged in the connecting sleeve main body;
the connecting sleeve cover plate is of a circular plate structure formed by transparent materials, is fixedly attached to the upper end face of the connecting sleeve main body, seals the upper end face of the connecting sleeve main body, and the air pressure detection joint is arranged on the connecting sleeve cover plate.
5. The concrete impermeability test device of claim 3 or 4, wherein the air pressure test joint is provided with a barb structure, and the inner diameter of the air pressure test joint is 3-15 mm.
6. The concrete impermeability test device of claim 1, wherein the test medium input connector is connected with a valve for controlling the input or the isolation of the test medium, and the valve is an electric control valve or a manual valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023125134.6U CN214334610U (en) | 2020-12-22 | 2020-12-22 | Concrete impermeability detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023125134.6U CN214334610U (en) | 2020-12-22 | 2020-12-22 | Concrete impermeability detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214334610U true CN214334610U (en) | 2021-10-01 |
Family
ID=77900844
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023125134.6U Active CN214334610U (en) | 2020-12-22 | 2020-12-22 | Concrete impermeability detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214334610U (en) |
-
2020
- 2020-12-22 CN CN202023125134.6U patent/CN214334610U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106706220B (en) | Device for testing sealing performance of rubber O-shaped ring in high-pressure hydrogen environment | |
| CN107607301B (en) | Detection device and detection method for safety valve of storage battery | |
| CN214334610U (en) | Concrete impermeability detection device | |
| CN112595649B (en) | Concrete impermeability detection method and device | |
| CN210893490U (en) | Pressure sensor can be dismantled to simple | |
| CN117538217A (en) | Device and method for analyzing permeation and migration characteristics of helium-rich natural gas in rock | |
| CN215952873U (en) | Sealing performance detection device | |
| CN114593878A (en) | Air tightness testing device | |
| CN212055920U (en) | Radial fuel flow adjusting device for low-nitrogen combustor | |
| CN219675388U (en) | Sealing connection for leak detection | |
| CN108507780B (en) | Pneumatic control valve testing equipment and testing method thereof | |
| CN211927845U (en) | Mine gas detector | |
| CN218294915U (en) | Flexible sealing device | |
| CN210464840U (en) | Air tightness detection device of air valve | |
| CN218411586U (en) | Bearing seal pressure resistance detector and detection device | |
| CN214743486U (en) | Gas valve with alarm function | |
| CN221838878U (en) | Quick sealing connector | |
| CN111156315A (en) | Sealing device | |
| CN219641147U (en) | Back pressure type sensor | |
| CN210400716U (en) | Pressure gauge taking and placing device | |
| CN221004026U (en) | Pressure maintaining valve for gas cylinder | |
| CN219935230U (en) | Stuffing box sealing testing device | |
| CN220795113U (en) | Malodor sensor module | |
| CN216846769U (en) | Air pipe joint air tightness detection tool and detection device | |
| CN220490320U (en) | A gas tightness detection device for wearing wall terminal |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |