CN213422766U - Portable building wallboard bending resistance bearing performance test detection device - Google Patents
Portable building wallboard bending resistance bearing performance test detection device Download PDFInfo
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- CN213422766U CN213422766U CN202021092542.3U CN202021092542U CN213422766U CN 213422766 U CN213422766 U CN 213422766U CN 202021092542 U CN202021092542 U CN 202021092542U CN 213422766 U CN213422766 U CN 213422766U
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- steel column
- building wallboard
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- bending resistance
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Abstract
The utility model discloses a portable building wallboard bending resistance bearing capacity test detection device, it includes roll hinge support and fixed hinge support, roll hinge support includes the middle part base, first steel column and first bearing plate, the middle part supporting of first steel column is on the middle part base, first bearing plate is established on first steel column, and first bearing plate can rotate around first steel column, fixed hinge support includes two tip bases, second steel column and second bearing plate, the both ends of second steel column support respectively on two tip bases, the second bearing plate is established on the second steel column, and the second bearing plate can rotate around the second steel column, the center of rotation of first bearing plate parallels with the center of rotation of second bearing plate. The utility model discloses the operation is simple and easy, rational in infrastructure, and can improve the accuracy of test efficiency and test result.
Description
Technical Field
The utility model relates to a portable building wallboard bending resistance bearing capacity test detection device.
Background
Bending resistance is one of important mechanical property indexes of the building wallboard, and the index represents the capability of bearing the ultimate uniform load, and has important significance for engineering application.
In the building wallboard test method, only simple test step description and test schematic diagram are provided for bending resistance bearing, and no special supporting seat test device is provided. At present, two cushion blocks are respectively arranged on two sides of a sample, a test sample is erected on the cushion blocks, load is uniformly distributed on a plate surface, and the test is basically limited to be carried out in a test room. The test mode has the influences of a plurality of adverse factors such as the plate level of the test sample, uneven stress of the test sample, limitation of a test field and the like, and the accuracy and the reliability of the bending resistance and bearing performance test result can not be ensured.
Therefore, the research and development of the test detection device for the bending resistance and the bearing performance of the building wallboard are urgent.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a portable building wallboard bending resistance bearing performance test detection device is provided, its operation is simple and easy, rational in infrastructure, and can improve the accuracy of test efficiency and test result.
Solve above-mentioned technical problem, the utility model discloses a technical scheme as follows:
the utility model provides a portable building wallboard bending resistance bearing capacity test detection device which characterized in that: the rolling hinge support comprises a middle base, a first steel column and a first bearing plate, wherein the first bearing plate is used for being attached to the lower surface of one end of the building wallboard to be detected, the middle of the first steel column is supported on the middle base, the first bearing plate is arranged on the first steel column, the first bearing plate can rotate around the first steel column, the fixed hinge support comprises two end bases, a second steel column and a second bearing plate, the second bearing plate is used for being attached to the lower surface of the other end of the building wallboard to be detected, two ends of the second steel column are respectively supported on the two end bases, the second bearing plate is arranged on the second steel column, the second bearing plate can rotate around the second steel column, and the rotation center of the first bearing plate is parallel to the rotation center of the second bearing plate.
Furthermore, the fixed hinge support also comprises a level gauge, and the level gauge is arranged on the side surface of the second bearing plate and used for measuring the levelness of the upper surface of the second bearing plate.
Further, the middle base includes bed plate, pivot and commentaries on classics piece, and the pivot level is established in the top of bed plate, changes the rotatable installation of piece in the pivot, is equipped with the clearance between the lower surface of changeing the piece and the upper surface of bed plate, changes the upper end of piece and the middle part fixed connection of first steel column.
Furthermore, the upper surface of the base plate is provided with two corresponding supporting plates, and two ends of the rotating shaft are respectively supported on the two supporting plates.
Furthermore, the lower surfaces of the two end parts of the first steel column are respectively provided with downward overturn-preventing supporting legs which are suspended in the air.
Furthermore, the lower surfaces of the two ends of the first bearing plate and the second bearing plate are respectively provided with a U-shaped rotating sliding strip, and the two ends of the first steel column and the second steel column are movably penetrated in the U-shaped rotating sliding strips at the two ends of the first bearing plate and the second bearing plate respectively.
Furthermore, the lower extreme of fixed hinge support is equipped with three supporting structure that supports the liftable regulation subaerial altogether, and wherein two supporting structure establish the lower extreme at one of them tip base, and the third supporting structure establishes the lower extreme at another tip base.
Further, bearing structure includes vertical support column and establishes the backup pad at the lower extreme of support column, and the upper end of support column is equipped with the external screw thread, corresponds at the lower extreme of tip base and is equipped with the screw hole, support column threaded connection in the screw hole.
Furthermore, a vertical seat plate is arranged on the end base, two ends of the second steel column are respectively supported on the vertical seat plate, the upper end of the vertical seat plate protrudes out of the upper surface of the second bearing plate, and the side edge of the building wallboard to be detected abuts against the side face of the upper end of the vertical seat plate.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. the utility model discloses set up roll hinge support and fixed hinge support and treat the both ends of the building wallboard that detects respectively and support, roll hinge support and the direct interval of fixed hinge support can freely be adjusted to the building wallboard of adaptable different length.
When detecting, on rolling hinge support and fixed hinge support were arranged in to the building wallboard, first bearing plate and second bearing plate were because of all being free rotation, so with automatically regulated to flat with the lower surface subsides of building wallboard, it is visible, its operation is simple and easy, rational in infrastructure, improved efficiency of software testing, the horizontality of assurance building wallboard that can be better has improved the accuracy of test result.
2. The utility model discloses still set up the spirit level, can ensure that building wallboard atress when experimental is even.
3. The utility model discloses a middle part of first steel column is for fixing on rotatable commentaries on classics piece for when experimental, the first bearing plate of roll hinge support can be adjusted by the slight swing in a left and right side automatically, thereby can be better guarantee building wall's horizontality and even atress, make the experiment more accurate.
4. The utility model discloses still set up respectively at the both ends of first steel column and prevent toppling the supporting legs, can guarantee experimental safe and reliable.
5. The utility model discloses still set up three bearing structure, according to a planar principle of three point determination, three bearing structure can be better adjust to the horizontality with the second bearing plate.
Drawings
Fig. 1 is a perspective view of a rolling hinge support of the present invention;
fig. 2 is a schematic perspective view of the middle base of the present invention;
fig. 3 is a schematic perspective view of the fixed hinge support of the present invention.
The reference numerals in the drawings mean:
a-rolling hinge support; b-fixed hinged support; 1-a middle base; 1.1-base plate; 1.2-turning blocks; 1.3-support plate; 1.4-a rotating shaft; 1.5-arc surface; 1.6-gap; 2-a first steel column; 3-overturn prevention supporting legs; 4-a first bearing plate; 5-U-shaped rotating slide bars; 6-end base; 6.1-vertical seat plate; 7-a support structure; 7.1-support plate; 7.2-support column; 8-a second steel column; 9-a second bearing plate; 10-level meter.
Detailed Description
The present invention will be further described with reference to the following examples.
The portable testing device for testing bending resistance and bearing capacity of the building wallboard, as shown in fig. 1 to fig. 3, comprises a rolling hinge support A and a fixed hinge support B for supporting two ends of the building wallboard to be tested.
As shown in fig. 1, the rolling hinge support a includes a middle base 1, a first steel column 2, and a first bearing plate 4 for abutting against a lower surface of one end of the building panel to be detected. The middle part of the first steel column 2 is supported on the middle base 1, so that the first steel column 2 can be automatically finely adjusted left and right during testing. The first bearing plate 4 is disposed on the first steel column 2, and the first bearing plate 4 can rotate around the first steel column 2.
As shown in fig. 2, the middle base 1 of this embodiment includes a base plate 1.1, a rotating shaft 1.4 and a rotating block 1.2, the upper surface of the base plate 1.1 is provided with two corresponding supporting plates 1.3, two ends of the rotating shaft 1.4 are respectively supported on the two supporting plates 1.3, the rotating shaft 1.4 is in a horizontal state, the rotating block 1.2 is rotatably installed on the rotating shaft 1.4, the size of the rotating block 1.2 corresponds to the size of the space formed between the two supporting plates 1.3, a gap 1.6 is provided between the lower surface of the rotating block 1.2 and the upper surface of the base plate 1.1, so that the rotating block 1.2 can be automatically adjusted in the left-right direction in the test process, the upper end surface of the rotating block 1.2 is an arc surface 1.5, the arc surface 1.5 is matched with the first steel column 2, the middle of the first steel column 2 is seated on the arc surface 1.5, the first steel column 2 is fixedly connected with the rotating block 1.2, and the fixedly connected. Through changeing piece 1.2, can be so that automatic fine setting about first steel column 2 can be better to horizontal adjustment when guaranteeing the experiment.
The lower surfaces of the two end parts of the first steel column 2 are respectively provided with downward overturn-preventing supporting legs 3, and the overturn-preventing supporting legs 3 support the left end and the right end of the rolling hinge support, so that the safety and the reliability of the test are ensured.
As shown in fig. 3, the fixed hinge support B includes two end bases 6, a second steel column 8, a level 10, and a second bearing plate 9 for abutting against a lower surface of the other end portion of the building panel to be detected.
The end base 6 of this embodiment is provided with a vertical seat plate 6.1, two ends of the second steel column 8 are respectively supported on the vertical seat plate 6.1, the second bearing plate 9 is arranged on the second steel column 8, the second bearing plate 9 can rotate around the second steel column 8, and the rotation center of the first bearing plate 4 is parallel to the rotation center of the second bearing plate 9. A level 10 is provided on a side surface of the second pressure bearing plate 9 for measuring levelness of the upper surface of the second pressure bearing plate 9. The upper end of the vertical seat plate 6.1 protrudes from the upper surface of the second bearing plate 9, and the side edge of the building wallboard to be detected abuts against the side surface of the upper end of the vertical seat plate 6.1, so that the position of the building wallboard to be detected is better limited.
In order to better realize the horizontal adjustment of the fixed hinge support B, according to the principle that three points determine a plane, the lower end of the fixed hinge support is provided with three support structures 7 which are supported on the ground and can be adjusted in a lifting manner, as shown in fig. 3, two of the support structures are arranged at the lower end of one end base, and the third support structure is arranged at the lower end of the other end base.
The bearing structure 7 of this embodiment includes vertical support column 7.2 and establishes backup pad 7.1 at the lower extreme of support column 7.2, and the upper end of support column 7.2 is equipped with the external screw thread, corresponds at the lower extreme of tip base 6 and is equipped with the screw hole, and support column 7.2 threaded connection is in the screw hole, through rotating support column 7.2, can realize adjusting from top to bottom.
Wherein, the structure of the rotatable setting of first bearing plate 4 and second bearing plate 9 is: the lower surfaces of the two ends of the first bearing plate 4 and the second bearing plate 9 are respectively provided with a U-shaped rotating slide bar 5, and the two ends of the first steel column 2 and the second steel column 8 are respectively movably penetrated in the U-shaped rotating slide bars 5 at the two ends of the first bearing plate 4 and the second bearing plate 9.
The concrete process of using the building wallboard bending resistance and bearing capacity test detection device of the embodiment to test the building wallboard is as follows:
1) and weighing the dead weight of the test sample (namely the building wallboard for test and the building wallboard to be detected), and measuring the length L of the test sample.
2) And adjusting the distance between the center of the rolling hinge support A and the center of the fixed hinge support B according to the length L of the test sample and the requirement in the test method, wherein the distance is (L-100) mm.
3) And respectively installing and placing two end parts of a test sample on a first bearing plate 4 of the rolling hinged support A and a second bearing plate 9 of the fixed hinged support B, wherein the distance between the end surface of the test sample and the central line of each support is 50 mm.
4) Utilize three points to confirm a planar principle, through 3 bearing structure 7 on the fixed hinge support of adjustment, make 9 levels of second bearing plate, in accommodation process, first bearing plate 4 also can follow the slight swing regulation about following under the effect of commentaries on classics piece 1.2, because first bearing plate 4 and second bearing plate 9 are all rotatable, will follow the regulation automatically so in accommodation process, whether reach the level, can observe the bubble in spirit level 10 and be accurate at the intermediate position, guarantee finally that test sample width direction is horizontal.
5) The frame-type level meter is held by the hand of the tester to check at multiple positions of the upper surface of the test sample, whether the plate surface of the test sample is horizontal or not is checked, and if the plate surface of the test sample is not horizontal, the overturn prevention supporting leg of the rolling hinge support A is adjusted to enable the plate surface to be horizontal.
6) And after the test sample is in place, standing the test sample for 2min in an idle load manner, and applying loads according to not less than 5 grades, wherein the load of each grade is not more than 30% of the dead weight of the test sample.
7) The loading is uniformly added from the two ends to the middle of the test sample in a stacking mode, the stacking length is equal, the gap is uniform, and the width of the stacking plate is the same as that of the test sample.
8) And standing for 2min after loading each stage of the first 4 stages, and standing for 5min after loading to 1.5 times or 2 times of the dead weight of the test sample (the times are determined according to the technical requirements of the standard on the wallboard products with the specification).
9) And recording the sum of the load from the 1 st level to the 5 th level as a test result.
The above embodiments of the present invention are not right the utility model discloses the limited protection scope, the utility model discloses an embodiment is not limited to this, all kinds of basis according to the above-mentioned of the utility model discloses an under the above-mentioned basic technical thought prerequisite of the utility model, right according to ordinary technical knowledge and the conventional means in this field the modification, replacement or the change of other multiple forms that above-mentioned structure made all should fall within the protection scope of the utility model.
Claims (9)
1. The utility model provides a portable building wallboard bending resistance bearing capacity test detection device which characterized in that: comprises a rolling hinge support and a fixed hinge support which are used for supporting two end parts of a building wallboard to be detected, the rolling hinge support comprises a middle base, a first steel column and a first bearing plate which is used for clinging to the lower surface of one end part of the building wallboard to be detected, the middle part of the first steel column is supported on the middle base, the first bearing plate is arranged on the first steel column, the first bearing plate can rotate around the first steel column, the fixed hinge support comprises two end part bases, a second steel column and a second bearing plate which is used for being attached to the lower surface of the other end part of the building wallboard to be detected, two ends of the second steel column are respectively supported on the two end part bases, the second bearing plate is arranged on the second steel column, and the second bearing plate can rotate around the second steel column, and the rotation center of the first bearing plate is parallel to that of the second bearing plate.
2. The portable testing device for the bending resistance and the bearing capacity of the building wallboard of claim 1, characterized in that: the fixed hinge support further comprises a level gauge, and the level gauge is arranged on the side face of the second bearing plate and used for measuring the levelness of the upper surface of the second bearing plate.
3. The portable testing device for the bending resistance and the bearing capacity of the building wallboard of claim 1, characterized in that: the middle base comprises a base plate, a rotating shaft and a rotating block, the rotating shaft is horizontally arranged above the base plate, the rotating block is rotatably arranged on the rotating shaft, a gap is formed between the lower surface of the rotating block and the upper surface of the base plate, and the upper end of the rotating block is fixedly connected with the middle of the first steel column.
4. The portable testing device for the bending resistance and the bearing capacity of the building wallboard as claimed in claim 3, wherein: the upper surface of the base plate is provided with two corresponding supporting plates, and two ends of the rotating shaft are respectively supported on the two supporting plates.
5. The portable testing device for the bending resistance and the bearing capacity of the building wallboard of claim 1, characterized in that: the lower surfaces of the two end parts of the first steel column are respectively provided with downward overturn-preventing supporting legs which are suspended in the air.
6. The portable testing device for the bending resistance and the bearing capacity of the building wallboard of claim 1, characterized in that: the lower surfaces of the two ends of the first bearing plate and the second bearing plate are respectively provided with a U-shaped rotating sliding strip, and the two ends of the first steel column and the second steel column are movably penetrated in the U-shaped rotating sliding strips at the two ends of the first bearing plate and the second bearing plate respectively.
7. The portable testing device for the bending resistance and the bearing capacity of the building wallboard of claim 1, characterized in that: the lower extreme of fixed hinge support is equipped with three supporting structure that supports liftable adjustment subaerial altogether, wherein two the supporting structure establishes at one of them the lower extreme of tip base, the third the supporting structure establishes another the lower extreme of tip base.
8. The portable testing device for the bending resistance and the bearing capacity of the building wallboard of claim 7, characterized in that: the supporting structure comprises a vertical supporting column and a supporting plate arranged at the lower end of the supporting column, an external thread is arranged at the upper end of the supporting column, a threaded hole is correspondingly formed in the lower end of the end base, and the supporting column is in threaded connection with the threaded hole.
9. The portable testing device for the bending resistance and the bearing capacity of the building wallboard of claim 1, characterized in that: the end base is provided with a vertical seat plate, two ends of the second steel column are respectively supported on the vertical seat plate, the upper end of the vertical seat plate protrudes out of the upper surface of the second bearing plate, and the side edge of the building wallboard to be detected abuts against the side face of the upper end of the vertical seat plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021092542.3U CN213422766U (en) | 2020-06-12 | 2020-06-12 | Portable building wallboard bending resistance bearing performance test detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021092542.3U CN213422766U (en) | 2020-06-12 | 2020-06-12 | Portable building wallboard bending resistance bearing performance test detection device |
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| Publication Number | Publication Date |
|---|---|
| CN213422766U true CN213422766U (en) | 2021-06-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021092542.3U Active CN213422766U (en) | 2020-06-12 | 2020-06-12 | Portable building wallboard bending resistance bearing performance test detection device |
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| Country | Link |
|---|---|
| CN (1) | CN213422766U (en) |
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2020
- 2020-06-12 CN CN202021092542.3U patent/CN213422766U/en active Active
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