CN212031207U - Thistle board surface water absorption detector - Google Patents
Thistle board surface water absorption detector Download PDFInfo
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- CN212031207U CN212031207U CN202020283475.7U CN202020283475U CN212031207U CN 212031207 U CN212031207 U CN 212031207U CN 202020283475 U CN202020283475 U CN 202020283475U CN 212031207 U CN212031207 U CN 212031207U
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- test piece
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- water absorption
- gypsum board
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Abstract
The utility model discloses a detector for detecting the surface water absorption of a paper surface gypsum board, which comprises a plurality of groups of test cups, a test piece support and a test piece frame connected with the test piece support, wherein the test piece frame rotates around a connecting part between the test piece support and the test piece frame, the test piece frame is provided with a guide rod parallel to the height direction of the test cup and a telescopic part for applying pressure, the guide rod is provided with a force transmission pore plate, and the telescopic part drives the force transmission pore plate to slide along the guide rod; the test cup is provided with a cup body and a cup cover unit, and the cup cover unit is fixed with the force transmission pore plate. The utility model discloses can realize a clamping polylith gypsum board, reduce work load, improve work efficiency's purpose.
Description
Technical Field
The utility model relates to a detection device technical field particularly, relates to a thistle board surface water absorption rate detector.
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 present patent of the utility model discloses a chinese utility model patent that has disclosed "a gypsum board surface water absorption volume apparatus", bulletin number is CN206696286U, this patent specifically discloses a gypsum board surface water absorption volume apparatus, has solved the problem of experimental time overlength, and its technical scheme main points are including the laboratory bench, the laboratory bench is equipped with five on same straight line to be equipped with the connecting rod between adjacent laboratory bench, the connecting rod of outermost end is main connecting rod, and overlaps respectively on main connecting rod and be equipped with the fixed plate, be fixed with the experiment seat on the bottom of fixed plate, be equipped with on the experiment seat and be used for driving connecting rod pivoted drive assembly, reach the effect when effectual reduction experiment is used. The technical scheme disclosed by the patent is mainly used for detecting the bobble-method water absorption amount of the surface of the gypsum paperboard.
However, in the technical scheme disclosed in the chinese patent, five times of clamping actions are required to be repeated when the gypsum board is clamped, which increases the workload and reduces the working efficiency.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a thistle board surface water absorption detector, its technical scheme that can solve the above-mentioned chinese patent and disclose when the clamping gypsum board, need repeated quintic clamping action, increased work load, reduced work efficiency's problem, realize a clamping polylith gypsum board, reduce work load, improve work efficiency's purpose.
The embodiment of the utility model discloses a realize through following technical scheme:
a detector for detecting the water absorption of the surface of a paper gypsum board comprises a plurality of groups of test cups, a test piece support and a test piece frame connected with the test piece support, wherein the test piece frame rotates around a connecting part between the test piece support and the test piece frame, the test piece frame is provided with a guide rod parallel to the height direction of the test cups and a telescopic part for applying pressure, the guide rod is provided with a force transmission pore plate, and the telescopic part drives the force transmission pore plate to slide along the guide rod; the test cup is provided with a cup body and a cup cover unit, and the cup cover unit is fixed with the force transmission pore plate.
In one embodiment, the specimen holder is provided with a rotational lock, the specimen holder is provided with a rotational shaft inserted into the rotational lock, the rotational lock is provided with a bolt for stopping the rotational shaft, and the rotational shaft is provided with a pin hole adapted to the bolt.
In one embodiment, the rotation locking device is provided with a first clamping plate and a second clamping plate, the second clamping plate is arranged on the specimen support, the first clamping plate and the second clamping plate are both provided with arc-shaped grooves matched with the rotating shaft, and the first clamping plate and the second clamping plate are spliced to form a shaft hole in clearance fit with the rotating shaft.
In one embodiment, the test cup is provided with a cup body and a cup cover unit, the cup cover unit is provided with a gland and a pressure connecting piece connected with the telescopic part, the pressure connecting piece is provided with an elastic piece used for connecting the gland, the pressure connecting piece is used for compressing the elastic piece, and the elastic piece is used for applying pressure to the gland.
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 pass the power orifice plate through the configuration on the test piece frame, fix the bowl cover unit of all experimental cups on passing the power orifice plate to the expansion part is disposed to the configuration on the test piece frame, passes the power orifice plate through the expansion part drive and reciprocates, realizes the action of all bowl cover units clamping gypsum board simultaneously, realizes the effect of clamping polylith gypsum board simultaneously, reaches reduction work load, improves work efficiency's purpose.
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 side view of an embodiment of the present invention;
fig. 3 is a schematic structural view of a rotation lock according to an embodiment of the present invention;
fig. 4 is a schematic structural view of a force transmission orifice plate in an embodiment of the present invention;
FIG. 5 is a schematic structural view of a cup fixing plate according to an embodiment of the present invention;
fig. 6 is a schematic structural diagram of an embodiment of the present invention;
FIG. 7 is a schematic structural view of a cup cover unit in an embodiment of the present invention;
FIG. 8 is a cross-sectional view of the cup body in an embodiment of the present invention;
fig. 9 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 piece, 24-pressure connecting piece, 3-test piece support, 31-rotation locking device, 311-first clamping plate, 312-second clamping plate, 32-rotation shaft, 33-bolt, 41-test piece frame, 42-cup body fixing plate, 43-guide rod, 44-force transmission pore plate and 45-expansion part.
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 9, a water absorption detector for a surface of a paper-surface gypsum board includes a plurality of groups of test cups, a test piece support 3 and a test piece rack 41 connected to the test piece support 3, wherein the test piece rack 41 rotates around a connection portion between the test piece support 3 and the test piece rack 41, the test piece rack 41 is provided with a guide rod 43 parallel to a height direction of the test cups and a telescopic portion 45 for applying pressure, the guide rod 43 is provided with a force transmission pore plate 44, and the telescopic portion 45 drives the force transmission pore plate 44 to slide along the guide rod 43; the test cup is provided with a cup body 1 and a cup cover unit 2, and the cup cover unit 2 is fixed with the force transmission pore plate 44.
In order to clamp a plurality of gypsum boards at one time, reduce workload and improve work efficiency, the technical scheme is that a force transmission pore plate 44 is arranged on a test piece frame 41, cup cover units 2 of all test cups are fixed on the force transmission pore plate 44, and a telescopic part 45 is arranged on the test piece frame 41, wherein the telescopic part 45 can be a push-pull type quick clamp, an air cylinder, a hydraulic cylinder or an electric push rod. After putting paper-sandwiched plaster boards on the cup body 1, operating the telescopic part 45, driving the force transmission pore plate 44 to press downwards by the telescopic part 45, and only operating the telescopic part 45 to perform one-time clamping action because the cup cover unit 2 of the test cup is installed on the force transmission pore plate 44, thereby realizing the effect of simultaneously clamping a plurality of plaster boards, and achieving the purposes of reducing the workload and improving the working efficiency.
In particular, the specimen holder 3 serves to support the specimen holder 41, the specimen holder 41 being rotatable through 360 ° about the connection between the specimen holder 3 and the specimen holder 41, and the connection being provided with a bolt 33 for the latching of the specimen holder 41. When the gypsum board is clamped, the test piece frame 41 is fixed by the bolt 33, the test piece frame 41 is prevented from rotating, after the gypsum board is clamped, the bolt 33 is pulled out, the test piece frame 41 is rotated by 180 degrees, the test piece frame 41 is fixed by the bolt 33, and the water absorption test is started.
In this embodiment, the telescoping section 45 is configured as a push-pull quick clamp.
In the present embodiment, the specimen holder 41 is provided with a test cup orifice plate 42 for fixing a test cup.
In the present embodiment, the specimen holder 3 is provided with a rotation lock 31, the specimen holder 41 is provided with a rotation shaft 32 inserted into the rotation lock 31, the rotation lock 31 is provided with a latch 33 for stopping the rotation shaft 32, and the rotation shaft 32 is provided with a pin hole adapted to the latch 33.
In this embodiment, the rotation lock 31 is provided with a first clamping plate 311 and a second clamping plate 312, the second clamping plate 312 is provided on the specimen holder 3, the first clamping plate 311 and the second clamping plate 312 are both provided with arc-shaped grooves matching with the rotation shaft 32, and the first clamping plate 311 and the second clamping plate 312 are assembled together to form a shaft hole in clearance fit with the rotation shaft 32.
In this embodiment, the test cup is provided with a cup body 1 and a lid unit 2, the lid unit 2 is provided with a gland 22 and a pressure connecting piece 24 connected with the telescopic part 45, the pressure connecting piece 24 is provided with an elastic piece 23 used for connecting the gland 22, the pressure connecting piece 24 is used for compressing the elastic piece 23, and the elastic piece 23 is used for applying pressure to the gland 22.
In order to avoid the destruction of the paper-surface gypsum board in the water absorption rate measuring process and ensure the accuracy of the experimental result, the technical scheme adopts the cup cover consisting of the pressure connecting piece 24, the elastic piece 23 and the gland 22, the pressure connecting piece 24 is connected with the telescopic part 45, and the pressure connecting piece 24 can be a screw rod, a connecting plate or a connecting block. 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 rate is detected, the paper-surface gypsum board is placed on the cup body 1, the expansion part 45 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 (10)
1. The utility model provides a detector for detecting water absorption of surface of paper gypsum board, includes a plurality of groups of test cups, its characterized in that: the test piece testing device is characterized by further comprising a test piece support (3) and a test piece rack (41) connected with the test piece support (3), wherein the test piece rack (41) rotates around a connecting part between the test piece support (3) and the test piece rack (41), the test piece rack (41) is provided with a guide rod (43) parallel to the height direction of the test cup and a telescopic part (45) used for applying pressure, the guide rod (43) is provided with a force transmission pore plate (44), and the telescopic part (45) drives the force transmission pore plate (44) to slide along the guide rod (43); the test cup is provided with a cup body (1) and a cup cover unit (2), and the cup cover unit (2) is fixed with the force transmission pore plate (44).
2. The water absorption detector of the surface of the paper surface gypsum board of claim 1, wherein: the test piece support (3) is provided with a rotary lock (31), the test piece holder (41) is provided with a rotary shaft (32) inserted into the rotary lock (31), the rotary lock (31) is provided with a bolt (33) for stopping the rotary shaft (32), and the rotary shaft (32) is provided with a pin hole matched with the bolt (33).
3. The water absorption detector of the surface of the paper-faced gypsum board of claim 2, which is characterized in that: rotation locker (31) are configured with first splint (311) and second splint (312), second splint (312) are configured in specimen support (3), first splint (311) second splint (312) all configure with the arc wall that axis of rotation (32) match, first splint (311) with second splint (312) amalgamation constitute with axis of rotation (32) clearance fit's shaft hole.
4. The water absorption detector of the surface of the paper surface gypsum board of claim 1, wherein: bowl cover unit (2) dispose gland (22) and with pressure connection spare (24) that flexible portion (45) are connected, pressure connection spare (24) are disposed and are used for connecting elastic component (23) of gland (22), pressure connection spare (24) are used for compressing elastic component (23), elastic component (23) be used for to gland (22) applied pressure.
5. The water absorption detector of the surface of the paper surface gypsum board of claim 4, wherein: the elastic member (23) is configured as a spring.
6. The water absorption detector of the surface of the paper surface gypsum board of claim 4, wherein: the gland (22) is provided with a rubber pad (21) which is in contact with the paper-surface gypsum board.
7. The water absorption detector of the surface of the paper surface gypsum board of claim 4, 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.
8. The water absorption detector of the surface of the paper surface gypsum board of claim 4, 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.
9. The water absorption detector of the surface of the paper surface gypsum board of claim 4, wherein: the cup body (1) is made of hard light materials.
10. The water absorption detector of the surface of the paper-faced gypsum board of claim 9, 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 |
|---|---|---|---|
| CN202020283475.7U CN212031207U (en) | 2020-03-09 | 2020-03-09 | Thistle board surface water absorption detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020283475.7U CN212031207U (en) | 2020-03-09 | 2020-03-09 | Thistle board surface water absorption detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212031207U true CN212031207U (en) | 2020-11-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020283475.7U Active CN212031207U (en) | 2020-03-09 | 2020-03-09 | Thistle board surface water absorption detector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212031207U (en) |
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- 2020-03-09 CN CN202020283475.7U patent/CN212031207U/en active Active
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