CN211478008U - Sealant accelerated aging test loading device capable of achieving shearing and weather resistance - Google Patents
Sealant accelerated aging test loading device capable of achieving shearing and weather resistance Download PDFInfo
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- CN211478008U CN211478008U CN201921437534.5U CN201921437534U CN211478008U CN 211478008 U CN211478008 U CN 211478008U CN 201921437534 U CN201921437534 U CN 201921437534U CN 211478008 U CN211478008 U CN 211478008U
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- 238000011068 loading method Methods 0.000 title claims abstract description 35
- 238000012360 testing method Methods 0.000 title claims abstract description 29
- 230000032683 aging Effects 0.000 title claims abstract description 27
- 239000000565 sealant Substances 0.000 title claims description 23
- 238000010008 shearing Methods 0.000 title abstract description 6
- 239000000758 substrate Substances 0.000 claims abstract description 57
- 239000003292 glue Substances 0.000 claims description 4
- 239000000084 colloidal system Substances 0.000 abstract description 16
- 238000012856 packing Methods 0.000 abstract description 6
- 238000004026 adhesive bonding Methods 0.000 abstract description 4
- 238000007789 sealing Methods 0.000 abstract 1
- 230000007613 environmental effect Effects 0.000 description 11
- 238000007906 compression Methods 0.000 description 5
- 230000006835 compression Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000005286 illumination Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000004088 simulation Methods 0.000 description 3
- 239000013524 weatherproof sealant Substances 0.000 description 3
- 239000010963 304 stainless steel Substances 0.000 description 2
- 229910000589 SAE 304 stainless steel Inorganic materials 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001808 coupling effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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Abstract
The utility model discloses a sealing gum accelerated aging test loading device with the shearing and weather resistance, which comprises a bottom plate; the first top plate and the second top plate are symmetrically fixed on the bottom plate; a first unit for fixing a sample substrate fixed to the first top plate; a second unit for fixing a sample substrate fixed on the second top plate; and a socket plate inserted in the first unit for fixing the sample substrate and the second unit for fixing the sample substrate; first roof with be equipped with the packing ring between the bottom plate for first roof and second roof height difference, the utility model discloses a clamping part is fixed in the first unit of fixed sample basement and the second unit of fixed sample basement respectively with sealed upper and lower basement of gluing H type sample, through placing the packing ring between first roof through-hole and bottom plate through-hole, and the relative position between the adjustable upper and lower basement exerts shear strain to the colloid between the basement.
Description
Technical Field
The utility model relates to a loading device field, concretely relates to but cut resistant weather seal gum accelerated aging test loading device.
Background
In the weather-resistant sealant accelerated aging test, in order to simulate the service state of the weather-resistant sealant, environmental action (light, moisture, high temperature and the like) and mechanical strain (comprising stretching/compression and shearing cycles) need to be applied to the sealant at the same time. The sealant sample is placed in the artificial climate simulation test box to exert the environmental effect to accelerate aging, and the loading device can meet the requirement of stable work in the artificial climate simulation test box for synchronously exerting mechanical strain. However, in the current weather-resistant adhesive aging test, the adopted loading device is usually an electrically-driven fatigue loading device, and such a device is not suitable for working in a climate box due to the limitation of the device volume, the electrical safety, the part durability and the like, so that the environmental effect and the mechanical strain are required to be applied respectively, the shear strain cannot be applied, the real service state cannot be well simulated, and the expected experimental effect cannot be easily achieved. Therefore, when carrying out such experiments, a loading device which can apply mechanical strain including shear strain to a weather-resistant sealant sample, can be placed in a climatic chamber for working and does not influence the synchronous action effect of environmental action and mechanical strain is urgently needed.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a can cut resistant weather and seal gluey accelerated aging test loading device is provided, it can be to sealed gluey sample exert draw/press and shear cycle mechanical strain, can arrange in the climatic chamber work and do not influence environmental action and mechanical strain synchronization effect, can simulate sealed gluey true service state well to the validity of experimental result has been promoted.
The utility model discloses a solve above-mentioned technical problem through following technical scheme:
the utility model provides a can cut resistant weather and seal up quick aging test loading attachment of gluing, includes:
a base plate;
the first top plate and the second top plate are symmetrically fixed on the bottom plate;
a first unit for fixing a sample substrate fixed to the first top plate;
a second unit for fixing a sample substrate fixed on the second top plate;
first roof with be equipped with the packing ring between the bottom plate (make first roof and second roof height different, the utility model discloses a clamping part is fixed in the first unit of fixed sample basement and the second unit of fixed sample basement respectively with sealed upper and lower basement of gluing H type sample, through placing the packing ring between first roof through-hole and bottom plate through-hole, relative position between the adjustable upper and lower basement exerts shear strain to the colloid between the basement.
But sealed quick-witted accelerated aging test loading device of gluing of shearing resistant weather still include:
and a socket plate inserted in the first unit for fixing the sample substrate and the second unit for fixing the sample substrate (controlling the relative positions of the first unit for fixing the sample substrate and the second unit for fixing the sample substrate).
The first unit for fixing the sample substrate and the second unit for fixing the sample substrate are oppositely arranged.
The first unit for fixing the sample substrate comprises a first L-shaped support, a first fixing strip and a second fixing strip, wherein the first fixing strip and the second fixing strip are arranged on the first L-shaped support; the first fixing strip and the second fixing strip are fixed on the first mounting plate through a first horizontal fastener. The first supporting plate and the first mounting plate vertical to the first supporting plate form an L-shaped support structure.
The first supporting plate of the first L-shaped support is provided with a through hole, and the first top plate is correspondingly provided with a through hole, so that the first vertical fastener is convenient to fix. The first vertical fastener penetrates through the through hole of the first supporting plate of the first L-shaped support and the through hole of the first top plate to be fixed.
First L type support's first mounting panel arranged four band-pass holes and taken the piece, be called first piece, second piece, third piece and fourth piece respectively, first fixed strip both ends have the through-hole, hug closely first piece and second piece, and its through-hole is relative with first piece and second piece through-hole, second fixed strip both ends have the through-hole, hug closely third piece and fourth piece, and its through-hole is relative with third piece and fourth piece through-hole, first mounting panel and first fixed strip of first L type support and first mounting panel and the second fixed strip of first L type support between all adopt first horizontal tightening spare fixed.
The second unit for fixing the sample substrate comprises a second L-shaped support, a third fixing strip and a fourth fixing strip, wherein the third fixing strip and the fourth fixing strip are fixed on the second L-shaped support; and the third fixing strip and the fourth fixing strip are fixed on the second mounting plate through a second horizontal fastener. The second support plate and a second mounting plate perpendicular to the second support plate form an L-shaped bracket structure.
The second supporting plate of the second L-shaped support is provided with a through hole, and the second top plate is correspondingly provided with a through hole, so that the second vertical fastener is convenient to fix. And the second vertical fastener passes through the through hole of the second support plate of the second L-shaped support and the through hole of the second top plate to be fixed.
The second mounting plate of the second L-shaped support is provided with four lugs with through holes, which are respectively called as a fifth lug, a sixth lug, a seventh lug and an eighth lug, through holes are formed in two ends of the third fixing strip and are tightly attached to the fifth lug and the sixth lug, the through holes of the third fixing strip are opposite to the through holes of the fifth lug and the sixth lug, through holes are formed in two ends of the fourth fixing strip and are tightly attached to the seventh lug and the eighth lug, the through holes of the fourth fixing strip are opposite to the through holes of the seventh lug and the eighth lug, and the second L-shaped support and the third fixing strip as well as the second L-shaped support and the fourth fixing strip are fixed by adopting horizontal fasteners;
the first top plate is provided with three through holes, one through hole of the first top plate is fixed with the first supporting plate through a first vertical fastener, and the other two through holes of the first top plate are fixed with the corresponding through holes on the bottom plate through vertical fasteners. Specifically, one side of the first top plate is provided with a through hole, the other side of the first top plate is provided with two through holes which are respectively called as a first through hole, a second through hole and a third through hole, the first supporting plate through hole of the first unit for fixing the sample substrate is tightly attached to the first through hole, and the through hole is opposite to the first through hole.
The second top plate is provided with three through holes, one through hole of the second top plate is fixed with the second supporting plate through a second vertical fastener, and the other two through holes of the second top plate are fixed with the corresponding through holes on the bottom plate through vertical fasteners. Specifically, one side of the second top plate is provided with a through hole, the other side of the second top plate is provided with two through holes which are respectively called a fourth through hole, a fifth through hole and a sixth through hole, the through hole at the bottom edge of the second unit of the fixed sample substrate is tightly attached to the fourth through hole, and the through hole is opposite to the fourth through hole;
the bottom plate is fixed with the first top plate and the second top plate through vertical fasteners, four through holes are arranged on the side edge of the bottom plate and are respectively called as a seventh through hole, an eighth through hole, a ninth through hole and a tenth through hole, the bottom plate is tightly attached to the first top plate and the second top plate, the seventh through hole and the eighth through hole are respectively opposite to the second through hole and the third through hole of the first top plate and are respectively opposite to the second through hole and the third through hole of the first top plate through gaskets, the through holes of the bottom plate and the through holes of the first top plate are respectively opposite to each other, and the ninth through hole and the tenth through hole are respectively opposite to the fifth through hole and the sixth through hole of the second top plate.
The plug board is a T-shaped plug board, and the T-shaped plug board is matched with the first unit for fixing the sample substrate and the second unit for fixing the sample substrate.
The top both ends of the first mounting panel of first L type support be equipped with two notches, the top both ends of the second mounting panel of second L type support be equipped with two notches, T type picture peg insert simultaneously the notch of first L type support with the notch of second L type support, realize the rigidity between first L type support and the second L type support, the relative position between the upper and lower basement of adjustment sample, exert tensile/compressive strain to the colloid between the basement.
The first L-shaped support, the first fixing strip, the second L-shaped support, the third fixing strip, the fourth fixing strip, the first top plate, the second top plate, the bottom plate and the T-shaped inserting plate are made of 304 stainless steel. The vertical fasteners and the horizontal fasteners can be selected from bolts and the like.
The sample comprises a sample upper substrate, a sample lower substrate and a sealant colloid arranged between the sample upper substrate and the sample lower substrate.
First L type support, first fixed strip and second fixed strip, the clamping part of the first unit that forms fixed sample basement for basement on the fixed sample, second L type support, third fixed strip and fourth fixed strip, the clamping part of the second unit that forms fixed sample basement, basement under the fixed sample, through place the packing ring between first roof through-hole and bottom plate through-hole, the relative position between the adjustable upper and lower basement, shear strain is applyed to the colloid between the basement, through insert in the first unit of fixed basement and the second unit of fixed sample basement T type picture peg, the relative position between the upper and lower basement of adjustable sample, exert tensile/compressive strain to the colloid between the basement. The utility model discloses sealed ageing test loading device with higher speed that glues adopts stable mechanical structure, has simulated sealed gluey true service environment well to the validity of experimental result has been guaranteed.
Compared with the prior art, the utility model has the following advantages:
the utility model discloses used material has better durability, does not obstruct environmental effects such as illumination, can arrange the work in the weather box in, satisfies environmental effect and mechanical strain synchronization's demand. The utility model discloses a clamping part will seal the upper and lower basement of gum H type sample and be fixed in the first unit of fixed sample basement and the second unit of fixed sample basement respectively, through place the packing ring between first roof through-hole and bottom plate through-hole, the relative position between the adjustable upper and lower basement, and shear strain is applyed to the colloid between the basement, through insert in the first unit of fixed sample basement and the second unit of fixed sample basement T type picture peg, the relative position between the upper and lower basement of adjustment sample, to the colloid between the basement exert tensile/compressive strain. The tensile-compression strain and the shear strain can be applied to the sample while the sample is subjected to the environmental action, and the real service environment of the sealant is well simulated, so that the effectiveness of the experimental result is ensured. The used materials have good durability, are not electrically driven, and can adapt to the working environment in a climate box; the clamping part has small coverage area, does not block environmental effects such as illumination and the like, ensures that the environmental effect and the mechanical strain synchronization effect are not influenced, solves the problems that the prior device can not work simultaneously with a climate box and can not apply shear load, and can better simulate the coupling effect of the prior device and the climate box under the real service condition.
Drawings
Fig. 1 is a schematic structural view of the shearable weather-proof sealant accelerated aging test loading device of the present invention, wherein fig. 1(a) is a front view of the shearable weather-proof sealant accelerated aging test loading device of the present invention, and fig. 1(B) is a top view of the shearable weather-proof sealant accelerated aging test loading device of the present invention;
fig. 2 is a schematic structural diagram of an L-shaped bracket of the present invention, wherein fig. 2(a) is a front view of the L-shaped bracket, fig. 2(B) is a left view of the L-shaped bracket, and fig. 2(C) is a top view of the L-shaped bracket;
fig. 3 is a schematic structural view of the middle top plate of the present invention;
fig. 4 is a schematic structural view of the middle bottom plate of the present invention;
fig. 5 is a schematic structural view of the middle insert plate of the present invention;
fig. 6 is a schematic diagram of the loading device for accelerated aging test of sealant according to the present invention applying shear strain, wherein fig. 6(a) is a schematic diagram of a sealant sample; FIG. 6(B) is a schematic view of the first and second units holding a sample of sealant; FIG. 6(C) is a schematic view after the top plate is installed after the sealant sample is fixed; fig. 6(D) is a schematic view of the shear strain applied after the mounting of the base plate and the gasket.
Detailed Description
The following provides a preferred embodiment of the present invention with reference to the accompanying drawings to explain the technical solutions of the present invention in detail.
As shown in fig. 1 and fig. 2, a shear-able weather-resistant sealant loading device for accelerated aging test comprises: the sample fixing device comprises a first unit for fixing a sample base (used for fixing a sample upper base), a second unit for fixing the sample base (used for fixing a sample lower base) matched with the first unit for fixing the sample base, a first top plate 5 fixed by a vertical fastener with the first unit for fixing the sample base, a second top plate 6 fixed by the vertical fastener with the second unit for fixing the sample base, a bottom plate 7 fixed by the vertical fastener with the first top plate 5 and the second top plate 6, and a T-shaped inserting plate 8 matched with the first unit for fixing the sample base and the second unit for fixing the sample base.
As shown in fig. 1, 2, 3, 4, and 5, the first unit of the fixed sample substrate includes a first L-shaped bracket 1 and two fixing strips 3 (a first fixing strip and a second fixing strip) disposed on the first L-shaped bracket 1, the first L-shaped bracket 1 includes a first supporting plate and a first mounting plate perpendicular to the first supporting plate, and the first supporting plate is fixed on a first top plate 5 by a vertical fastener; the first fixing strip and the second fixing strip are fixed on the first mounting plate through horizontal fasteners. The first supporting plate of first L type support 1 is equipped with the through-hole, and first roof 5 also corresponds and is equipped with the through-hole, and the through-hole that first vertical fastener passed the first supporting plate of first L type support 1 is fixed with the through-hole of first roof 5. Four lugs 10 with through holes (shown in figure 2) are arranged on the side edge of the first mounting plate of the first L-shaped support 1 and are respectively called as a first lug, a second lug, a third lug and a fourth lug, through holes are formed in two ends of the first fixing strip and are tightly attached to the first lug and the second lug, the through holes are opposite to the through holes of the first lug and the second lug, through holes are formed in two ends of the second fixing strip and are tightly attached to the third lug and the fourth lug, the through holes are opposite to the through holes of the third lug and the fourth lug, and the first L-shaped support 1 and the first fixing strip as well as the first L-shaped support 1 and the second fixing strip are fixed by adopting horizontal fasteners;
the second unit for fixing the sample substrate comprises a second L-shaped support 2 and two fixing strips 4 (a third fixing strip and a fourth fixing strip) fixed on the second L-shaped support 2, the second L-shaped support 2 comprises a second support plate and a second mounting plate vertical to the second support plate, and the second support plate is fixed on a second top plate 6 through a second vertical fastener; the third fixing strip and the fourth fixing strip are fixed on the second mounting plate through a second horizontal fastener. The second backup pad of second L type support 2 is equipped with the through-hole, and second roof 6 also corresponds and is equipped with the through-hole, and the through-hole that the second vertical fastener passed the second backup pad of second L type support 2 is fixed with the through-hole of second roof 6. The second mounting plate of the second L-shaped support 2 is provided with four lugs with through holes, which are respectively called as a fifth lug, a sixth lug, a seventh lug and an eighth lug, through holes are formed in two ends of a third fixing strip and are tightly attached to the fifth lug and the sixth lug, the through holes are opposite to the through holes of the fifth lug and the sixth lug, through holes are formed in two ends of a fourth fixing strip and are tightly attached to the seventh lug and the eighth lug, the through holes are opposite to the through holes of the seventh lug and the eighth lug, and the second L-shaped support and the third fixing strip as well as the second L-shaped support and the fourth fixing strip are fixed by adopting horizontal fasteners;
one side of the first top plate 5 is provided with a through hole, the other side is provided with two through holes (as shown in fig. 3), which are respectively called as a first through hole, a second through hole and a third through hole, the through hole at the bottom edge of the first unit for fixing the sample substrate (namely the through hole of the first supporting plate of the first L-shaped bracket 1) is tightly attached to the first through hole, and the through hole is opposite to the first through hole;
one side of the second top plate 6 is provided with a through hole, the other side of the second top plate is provided with two through holes which are respectively called as a fourth through hole, a fifth through hole and a sixth through hole, the through hole at the bottom edge of the second unit for fixing the sample substrate (namely the through hole of the second support plate of the second L-shaped support 2) is tightly attached to the fourth through hole, and the through hole is opposite to the fourth through hole;
four through holes (as shown in fig. 4) are arranged on the side edge of the bottom plate 7, and are respectively called as a seventh through hole, an eighth through hole, a ninth through hole and a tenth through hole, the four through holes are tightly attached to the first top plate 5 and the second top plate 6, the seventh through hole and the eighth through hole are respectively opposite to the second through hole and the third through hole of the first top plate 5, a gasket 9 is arranged between the seventh through hole and the third through hole of the first top plate 5, the gasket through hole, the bottom plate through hole and the through hole of the first top plate are respectively opposite, and the ninth through hole and the tenth through hole are respectively opposite to the fifth through hole and the sixth through hole of the second top plate.
The T-shaped insert plate 8 cooperates with a first unit for holding a sample substrate and a second unit for holding a sample substrate. Two notches are formed in two ends of the top of the first mounting plate of the first L-shaped support, two notches are formed in two ends of the top of the second mounting plate of the second L-shaped support, and the T-shaped inserting plate is inserted into the notches of the first L-shaped support and the notches of the second L-shaped support simultaneously. The position between the first L-shaped support and the second L-shaped support is fixed, the relative position between the upper substrate and the lower substrate of the sample is adjusted, and tensile/compressive strain is applied to colloid between the substrates.
The first L-shaped support 1, the first fixing strip, the second L-shaped support 2, the third fixing strip, the fourth fixing strip, the first top plate 5, the second top plate 6, the bottom plate 7 and the T-shaped inserting plate 8 are made of 304 stainless steel.
The loading method is as shown in fig. 6, the sample comprises a sample upper substrate, a sample lower substrate and a sealant colloid arranged between the sample upper substrate and the sample lower substrate, the sample upper substrate and the sample lower substrate are fixed by a first unit for fixing the sample substrate and a second unit for fixing the sample substrate, the shear strain method is as shown in fig. 6, the relative position between the upper substrate and the lower substrate can be adjusted by placing a gasket between a first top plate through hole and a bottom plate through hole, the shear strain is applied to the colloid between the substrates, the tension and compression strain method is applied, the relative position between the sample upper substrate and the sample lower substrate can be adjusted by inserting a T-shaped inserting plate into the first unit for fixing the sample substrate and the second unit for fixing the sample substrate, and the tension/compression strain is applied to the colloid between the substrates. The utility model discloses sealed ageing test loading device with higher speed that glues adopts stable mechanical structure, has simulated sealed gluey true service environment well to the validity of experimental result has been guaranteed.
The utility model discloses concrete during operation, at first according to the engineering environment that needs the simulation, confirm the loading system (amplitude, cycle etc. of mechanical strain), then will seal during the upper and lower basement of glue H type sample is embedded into the clamping part, screw up the fastener, guarantee the fastening. If the substrate is a brittle material such as glass, a thin sponge may be inserted between the corners of the substrate and the clamping portion to prevent breakage. And then placing a corresponding number of gaskets between the through holes of the first top plate and the through holes of the bottom plate according to a determined loading system, applying shearing deformation with a specific amplitude to the colloid, inserting an inserting plate with a specific size, applying stretching and compression deformation with a specific amplitude to the colloid, placing the colloid in a climatic chamber, simultaneously bearing the environmental effect, and placing the colloid according to the illumination orientation requirement. And then taking out the loading device and the sample from the climate box after the specific loading period is finished according to the determined loading system, carrying out loading adjustment according to the method in the previous step, and putting the device and the sample back into the climate box, and repeating the steps. And after the aging for a specific time is finished, taking out the test piece from the climatic box, loosening the fastening piece, and taking out the test piece for performance test.
The above-mentioned detailed description of the technical solution and the beneficial effects of the present invention have been described in detail, it should be understood that the above is only the most preferred embodiment of the present invention, not used for limiting the present invention, any modification, supplement, equivalent replacement, etc. made within the principle scope of the present invention should be included within the protection scope of the present invention.
Claims (9)
1. The utility model provides a can cut resistant weather and seal up experimental loading device of ageing test with higher speed which glues which characterized in that includes:
a base plate;
the first top plate and the second top plate are symmetrically fixed on the bottom plate;
a first unit for fixing a sample substrate fixed to the first top plate;
a second unit for fixing a sample substrate fixed on the second top plate;
the first unit for fixing the sample substrate and the second unit for fixing the sample substrate are oppositely arranged;
the first unit for fixing the sample substrate comprises a first L-shaped bracket, a first fixing strip and a second fixing strip, wherein the first fixing strip and the second fixing strip are arranged on the first L-shaped bracket;
the second unit for fixing the sample substrate comprises a second L-shaped bracket, a third fixing strip and a fourth fixing strip, wherein the third fixing strip and the fourth fixing strip are fixed on the second L-shaped bracket;
and a gasket is arranged between the first top plate and the bottom plate.
2. The shear weather-resistant sealant accelerated aging test loading device according to claim 1, wherein the first L-shaped bracket comprises a first supporting plate and a first mounting plate perpendicular to the first supporting plate, the first supporting plate is fixed on the first top plate through a first vertical fastener; the first fixing strip and the second fixing strip are fixed on the first mounting plate through a first horizontal fastener.
3. The shearable weather-resistant sealant accelerated aging test loading device according to claim 2, wherein the first support plate of the first L-shaped bracket is provided with a through hole, the first top plate is correspondingly provided with a through hole, and the first vertical fastener passes through the through hole of the first support plate of the first L-shaped bracket and the through hole of the first top plate to be fixed.
4. The shear weather-resistant sealant accelerated aging test loading device according to claim 1, wherein the second L-shaped bracket comprises a second support plate and a second mounting plate perpendicular to the second support plate, the second support plate is fixed on the second top plate through a second vertical fastener; and the third fixing strip and the fourth fixing strip are fixed on the second mounting plate through a second horizontal fastener.
5. The shearable weather-resistant sealant accelerated aging test loading device according to claim 4, wherein the second support plate of the second L-shaped support is provided with a through hole, the second top plate is correspondingly provided with a through hole, and the second vertical fastener passes through the through hole of the second support plate of the second L-shaped support and the through hole of the second top plate to be fixed.
6. The shearable weather-resistant sealant accelerated aging test loading device according to claim 2, wherein the first top plate is provided with three through holes, one through hole of the first top plate is fixed with the first supporting plate through the first vertical fastener, and the other two through holes of the first top plate are fixed with the corresponding through holes on the bottom plate through the vertical fasteners.
7. The shear weather-resistant sealant accelerated aging test loading device according to claim 4, wherein the second top plate is provided with three through holes, one through hole of the second top plate is fixed with the second supporting plate through a second vertical fastener, and the other two through holes of the second top plate are fixed with the corresponding through holes on the bottom plate through vertical fasteners.
8. The shearable weatherable sealant accelerated aging test loading device according to claim 1, further comprising: and the inserting plates are inserted into the first unit for fixing the sample substrate and the second unit for fixing the sample substrate, and are T-shaped inserting plates.
9. The shearable weather-resistant sealant accelerated aging test loading device according to claim 8, wherein two notches are provided at both ends of the top of the first mounting plate of the first L-shaped bracket, two notches are provided at both ends of the top of the second mounting plate of the second L-shaped bracket, and the T-shaped inserting plate is inserted into the notches of the first L-shaped bracket and the second L-shaped bracket simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921437534.5U CN211478008U (en) | 2019-08-30 | 2019-08-30 | Sealant accelerated aging test loading device capable of achieving shearing and weather resistance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921437534.5U CN211478008U (en) | 2019-08-30 | 2019-08-30 | Sealant accelerated aging test loading device capable of achieving shearing and weather resistance |
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| Publication Number | Publication Date |
|---|---|
| CN211478008U true CN211478008U (en) | 2020-09-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921437534.5U Active CN211478008U (en) | 2019-08-30 | 2019-08-30 | Sealant accelerated aging test loading device capable of achieving shearing and weather resistance |
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| CN (1) | CN211478008U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114354446A (en) * | 2022-01-07 | 2022-04-15 | 中车青岛四方机车车辆股份有限公司 | Rail vehicle window sealant selection evaluation method |
-
2019
- 2019-08-30 CN CN201921437534.5U patent/CN211478008U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114354446A (en) * | 2022-01-07 | 2022-04-15 | 中车青岛四方机车车辆股份有限公司 | Rail vehicle window sealant selection evaluation method |
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