CN212017844U - Experimental cup for surface water absorption rate detection device of gypsum plaster board - Google Patents
Experimental cup for surface water absorption rate detection device of gypsum plaster board Download PDFInfo
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- CN212017844U CN212017844U CN202020281721.5U CN202020281721U CN212017844U CN 212017844 U CN212017844 U CN 212017844U CN 202020281721 U CN202020281721 U CN 202020281721U CN 212017844 U CN212017844 U CN 212017844U
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Abstract
The utility model discloses an experiment cup for thistle board surface water absorption detection device, including cup and bowl cover unit, the bowl cover unit disposes pressure connecting piece and gland, pressure connecting piece disposes the elastic component that is used for connecting the gland, pressure connecting piece is used for the compression the elastic component, the elastic component be used for to pressure is applyed to the gland. The utility model discloses can avoid the thistle board to be destroyed at the water absorption rate survey in-process, ensure that the experimental result is accurate.
Description
Technical Field
The utility model relates to a detection device technical field particularly, relates to an experiment cup that is used for thistle board surface water absorption rate detection device.
Background
The gypsum plaster board is a very common building material, the surface water absorption is one of important indexes for measuring the quality of the gypsum plaster board with the waterproof and fireproof paper surfaces, although the national standard GB/T9775-.
The prior published Chinese utility model patent with the patent name of 'a gypsum board paper surface water absorption tester' and the publication number of CN206772975U specifically discloses a gypsum board paper surface water absorption tester, which comprises a base, a first bracket, a second bracket, a cylinder, a first rotating shaft, a second rotating shaft, a rocking handle, a U-shaped bracket, a screw rod and a rotating handle; the two ends of the base are respectively provided with a first bracket and a second bracket, and the two ends of the cylinder are connected with the brackets through rotating shafts; a U-shaped bracket is arranged above the cylinder, a screw rod penetrates through the U-shaped bracket, and the screw rod is in threaded connection with the U-shaped bracket; the top end of the screw rod is connected with the rotating handle, and the bottom end of the screw rod is positioned right above the cylinder cover of the cylinder; the gypsum board paper surface water absorption tester of the utility model places a sample between the cylinder and the cylinder cover, rotates the rotating handle to lead the bottom end of the screw rod to press the cylinder cover, leads the cylinder and the sample, and the sample and the cylinder cover to be sealed, and has convenient operation; the shaking handle drives the cylinder to rotate through the rotating shaft, the rotating shaft is connected with the support through the bearing, the friction force is small, and the natural vertical state can be kept after the shaking handle is turned over.
The equipment disclosed by the Chinese patent is mainly used for detecting the absorbent capacity of the surface of the gypsum paperboard by the British method, but the core material of the gypsum board is a brittle material, the clamping force is not specified by the technical scheme disclosed by the Chinese patent, and the core material of the gypsum board is easy to damage or the edge of the core material of the gypsum board is easy to remove slag to cause test failure or inaccurate test.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an experiment cup that is used for thistle board surface water absorption detection device, it can solve because thistle board core is brittle material, and the technical scheme that above-mentioned chinese patent is disclosed does not make the regulation to the clamping-force, destroys thistle board core easily or makes its limit portion fall the sediment and lead to test failure or test unsafe problem, and the water absorption rate survey in-process of realization avoids thistle board to be destroyed, ensures the accurate purpose of experimental result.
The embodiment of the utility model discloses a realize through following technical scheme:
the utility model provides an experiment cup for thistle board surface water absorption detection device, includes cup and bowl cover unit, the bowl cover unit disposes pressure connecting piece and gland, pressure connecting piece disposes the elastic component that is used for connecting the gland, pressure connecting piece is used for compressing the elastic component, the elastic component be used for to the gland applys pressure.
In one embodiment, the resilient member is configured as a spring.
In one embodiment, the gland is configured with a rubber pad in contact with the paper faced gypsum board.
In one embodiment, the cup body is provided with an overflow hole, the height h of which from the bottom of the cup body matches the experimental water consumption.
In one embodiment, the cup mouth of the cup body is provided with a sealing ring which is in contact with the paper-surface plasterboard and is used for sealing the cup body and the paper-surface plasterboard.
In one embodiment, the cup is configured as a rigid lightweight cup.
In one embodiment, the cup is configured as an aluminum alloy cup.
The utility model discloses technical scheme has following advantage and beneficial effect at least:
the embodiment of the utility model provides a this technical scheme sets for the elastic component of elasticity through the configuration between pressure connecting piece and gland, and the elastic component that utilizes to set for elasticity applys settlement pressure to the gland, and then realizes applying the pressure of setting for the within range to the thistle board, avoids hindering the thistle board and receives too big pressure and destroyed, ensures that the experimental result is accurate.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic structural view of a cup cover unit in an embodiment of the present invention;
FIG. 3 is a cross-sectional view of the cup body in an embodiment of the present invention;
fig. 4 is a top view of the cup body according to the embodiment of the present invention.
Icon:
1-cup body, 11-sealing ring, 12-overflow hole, 2-cup cover unit, 21-rubber pad, 22-gland, 23-elastic element and 24-pressure connecting element.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that, if the terms "inside", "upper", "lower", "outside", etc. indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship that the products of the present invention are conventionally placed when used, the description is only for convenience of description and simplification of the present invention, and it is not intended to indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should be further noted that unless otherwise explicitly stated or limited, the terms "disposed," "configured," "connected," and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 to 4, an experimental cup for a device for detecting water absorption of a surface of a gypsum board includes a cup body 1 and a lid unit 2, the lid unit 2 is provided with a pressure connector 24 and a gland 22, the pressure connector 24 is provided with an elastic member 23 for connecting the gland 22, the pressure connector 24 is used for compressing the elastic member 23, and the elastic member 23 is used for applying pressure to the gland 22.
In order to avoid the destruction of the gypsum plaster board in the water absorption rate measuring process and ensure the accuracy of the experimental result, the technical scheme adopts a cup cover consisting of a pressure connecting piece 24, an elastic piece 23 and a gland 22, wherein the pressure connecting piece 24 is connected with a pressure unit capable of applying pressure to the outside, the pressure connecting piece 24 can be a screw rod, a connecting plate or a connecting block, and the pressure unit can be a push-pull type quick clamp, an air cylinder, a hydraulic cylinder or an electric push rod. The elastic member 23 is configured as a spring with a set elastic force, and the elastic force of the spring is determined according to the thickness and the material of the gypsum plasterboard, for example, 50N to 80N, so as to ensure that the gypsum plasterboard is not damaged due to excessive pressure, and also play a role in buffering, so that the gypsum plasterboard is prevented from being damaged due to pressure impact. Before the water absorption detection is carried out, the paper-surface gypsum board is placed on the cup body 1, the external pressure unit presses the pressure connecting piece 24 downwards, the pressure connecting piece 24 compresses the elastic piece 23, the elastic piece 23 transmits force to the pressing cover 22, and the pressing cover 22 presses the paper-surface gypsum board on the cup body 1. Compared with the prior art, according to the technical scheme, the elastic piece 23 with set elasticity is arranged between the pressure connecting piece 24 and the pressing cover 22, the elastic piece 23 with set elasticity is used for applying set pressure to the pressing cover 23, pressure within a set range is further applied to the gypsum plaster board, damage to the gypsum plaster board due to overlarge pressure is avoided, and an accurate experimental result is ensured.
In the present embodiment, the elastic member 23 is configured as a spring.
In the present embodiment, the pressing cover 22 is provided with a rubber pad 21 that contacts the paper-faced gypsum board.
In order to further protect the paper-faced gypsum board and prevent the paper-faced gypsum board from being crushed, the rubber pad 21 is arranged on the pressing cover 22, so that the pressing cover 22 is prevented from being in direct hard contact with the paper-faced gypsum board, and the purpose of protecting the paper-faced gypsum board is achieved.
In the embodiment, the cup body 1 is provided with an overflow hole 12, and the height h of the overflow hole 12 from the bottom of the cup body 1 is matched with the experimental water consumption.
In order to make experimental water consumption need not weigh just can accord with experimental requirement fast, save and get and set for the water consumption step, improve detection efficiency, this technical scheme disposes overflow hole 12 at cup 1, and overflow hole 12 is decided according to setting for the quantity apart from the height h of cup 1 bottom, because cup 1 is cylindric cup, the concrete of h value is calculated by following two formulas and can: the mass calculation formula m is rho.v, the cylinder volume calculation formula v is s.h, v is the volume of the experimental water consumption, s is the bottom area of the cup body 1, and rho is the density of water.
It should be noted that the overflow hole 12 is opened when water is added into the cup body 1, and the overflow hole 12 is closed by a stopper when the water addition is completed.
In this embodiment, a seal ring 11 that contacts gypsum plaster board is disposed at the rim of the cup body 1, and the seal ring 11 seals the cup body 1 and the gypsum plaster board.
During the experiment, cup 1 can be turned over 180, in order to avoid the water in the cup 1 to reveal from the clearance between thistle board and the cup 1, leads to the testing result inaccurate, and this technical scheme disposes sealing washer 11 at 1 rim of a cup of cup, compresses tightly thistle board on cup 1 when gland 22, seals up the clearance between thistle board and the cup 1 through sealing washer 11.
In this embodiment, the cup 1 is configured as a hard lightweight cup.
In this embodiment, the cup 1 is configured as an aluminum alloy cup.
Before the test, the outer diameter of the cup mouth subjected to water surface actual measurement can be tested by using colored liquid, the water receiving area is calculated and recorded, namely the area of the cup mouth of the cup body 1, and the formal water receiving area corresponding to the cup body 1 is brought after the sample measurement is finished to calculate the water absorption capacity of the surface of the sample, so that the test is more accurate. If the test box is made of aluminum alloy or other hard light materials, the test box can be a portable test device, and the test box can be conveniently moved and transferred to an environment test box body with special test environment requirements to perform testing.
Adjusting the environmental temperature to 20 +/-5 ℃ and the relative humidity to 50 +/-3 percent according to the 6.5.14 regulation of the national standard GB/T9775-2008 & lt & gt Gypsum plasterboard & gt; water is injected into the cup body 1 until the water overflow port is filled with water, water flows out, the dried test piece with constant weight is placed on the cup mouth of the cup body 1 on the water receiving surface, the external pressure unit is operated, the gland 22 and the cup body 1 are enabled to compress the paper-surface gypsum board of the test piece, the cup body 1 is inverted for 180 degrees, and standing is carried out for 2 hours. After 2h, the cup body 1 is rotated 180 degrees, the test piece is taken down, and the neutral filter paper is used for absorbing the attached water on the surface of the test piece. The test piece mass was then weighed to the nearest 0.01g on an electronic balance.
The surface water absorption of the group of samples is calculated according to the calculation formula of 6.5.14 bar (2) of GB/T9775-:
in the formula:
w- -surface Water absorption in grams per square meter, (g/m 2);
G4-mass of the test piece before surface water absorption in grams, (g);
G3-mass of the test piece after surface water absorption in grams, (g);
s- -surface area of water absorption in square meters (m 2).
And substituting the read data into the formula for calculation to obtain the water absorption capacity of the surface of the gypsum board.
After the detection is finished, the cup body 1 is taken down, the test water is poured, and the cup body 1 is wiped clean by a towel to be used next time.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. 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. The utility model provides an experiment cup for thistle board surface water absorption detection device, includes cup (1) and bowl cover unit (2), its characterized in that: bowl cover unit (2) are configured with pressure connecting piece (24) and gland (22), pressure connecting piece (24) are configured with elastic component (23) that are used for connecting gland (22), pressure connecting piece (24) are used for compressing elastic component (23), elastic component (23) be used for to gland (22) applys pressure.
2. The test cup for the device for detecting the water absorption of the surface of the paper-surface gypsum board according to claim 1, wherein: the elastic member (23) is configured as a spring.
3. The test cup for the device for detecting the water absorption of the surface of the paper-surface gypsum board according to claim 1, wherein: the gland (22) is provided with a rubber pad (21) which is in contact with the paper-surface gypsum board.
4. The test cup for the device for detecting the water absorption of the surface of the paper-surface gypsum board according to claim 1, wherein: the cup body (1) is provided with an overflow hole (12), and the height h of the overflow hole (12) from the bottom of the cup body (1) is matched with the water consumption for the experiment.
5. The test cup for the device for detecting the water absorption of the surface of the paper-surface gypsum board according to claim 1, wherein: cup (1) rim of a cup disposes sealing washer (11) with thistle board contact, sealing washer (11) are used for sealing cup (1) and thistle board.
6. The test cup for the device for detecting the water absorption of the surface of the paper-surface gypsum board according to claim 1, wherein: the cup body (1) is made of hard light materials.
7. The test cup for the device for detecting the water absorption of the surface of the paper-surface gypsum board according to claim 6, wherein: the cup body (1) is configured to be a cup body made of aluminum alloy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020281721.5U CN212017844U (en) | 2020-03-09 | 2020-03-09 | Experimental cup for surface water absorption rate detection device of gypsum plaster board |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020281721.5U CN212017844U (en) | 2020-03-09 | 2020-03-09 | Experimental cup for surface water absorption rate detection device of gypsum plaster board |
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| CN212017844U true CN212017844U (en) | 2020-11-27 |
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| CN202020281721.5U Active CN212017844U (en) | 2020-03-09 | 2020-03-09 | Experimental cup for surface water absorption rate detection device of gypsum plaster board |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114252366A (en) * | 2021-11-30 | 2022-03-29 | 华润水泥技术研发有限公司 | Testing device and calculating method for artificial stone surface water absorption |
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2020
- 2020-03-09 CN CN202020281721.5U patent/CN212017844U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114252366A (en) * | 2021-11-30 | 2022-03-29 | 华润水泥技术研发有限公司 | Testing device and calculating method for artificial stone surface water absorption |
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