CN212078423U - U-shaped building block fixture and U-shaped building block - Google Patents
U-shaped building block fixture and U-shaped building block Download PDFInfo
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- CN212078423U CN212078423U CN202020310016.3U CN202020310016U CN212078423U CN 212078423 U CN212078423 U CN 212078423U CN 202020310016 U CN202020310016 U CN 202020310016U CN 212078423 U CN212078423 U CN 212078423U
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Abstract
A U-shaped block fixture comprises an inner fixture 1 and an outer fixture 2, wherein the inner fixture 1 and the outer fixture 2 are both U-shaped, and the U-shaped opening of the outer fixture 2 is larger than that of the inner fixture 1. The U-shaped opening end of the inner fixture 1 abuts against the inner surface of the bottom of the U-shaped structure of the outer fixture 2 when in use. The inner fixture 1 is arranged inside the U-shaped building block 4 and is used for resisting external force impact in transportation and carrying, and can be recycled during installation. The outer fixture 2 is clamped outside the U-shaped building block 4, is responsible for resisting stress in construction, and is used as a structural part together with the U-shaped building block 4. The movement of the free end of the U-shaped building block 4 is limited by the inner fixture 1 and the outer fixture 2, so that the bending resistance of the free end is greatly improved.
Description
Technical Field
The utility model belongs to construction concrete member field, concretely relates to U type building block fixture and U type building block.
Background
The U-shaped building block is widely applied to the secondary structure and has the advantages of convenience and quickness in installation. The section of the U-shaped brick is very thin, and the free end of the U-shaped building block is easily damaged in the processes of transportation, carrying, installation and vibration. In order to prevent the U-shaped blocks from being damaged, the common practice is to increase the grade of concrete, reinforce the reinforcing mesh, and the like, but these methods are often high in processing cost and processing difficulty.
SUMMERY OF THE UTILITY MODEL
In order to overcome the not enough of prior art, the utility model aims at providing a U type building block fixture and U type building block utilizes fixture to change the bearing structure of U type building block free end, has compensatied the shortcoming of U type building block, has increased the application scope of U type building block, and this fixture low in manufacturing cost, easily processing.
In order to realize the purpose, the utility model discloses the technical scheme who adopts is:
the U-shaped block fixture is structurally characterized by comprising an inner fixture and an outer fixture, wherein the inner fixture and the outer fixture are both U-shaped, and a U-shaped opening of the outer fixture is larger than that of the inner fixture. The inner clamp is placed inside the U-shaped building block and used for resisting external force impact in transportation and carrying, and can be recycled during installation. The outer clamp is clamped outside the U-shaped building block and is responsible for resisting stress in construction, and the outer clamp and the U-shaped building block are used as structural parts together. The movement of the free end of the U-shaped building block is limited by the inner fixture and the outer fixture together, so that the bending resistance of the free end is greatly improved.
Furthermore, a reinforcing rib is arranged in the U-shaped opening end of the inner fixture so as to further enhance the strength of the member in the stress direction and increase the resistance.
Furthermore, the U-shaped opening end of the inner fixture (1) abuts against the inner surface of the bottom of the U-shaped structure of the outer fixture (2) in use.
Further, the width w of the outer fixture (2)Outer cover=w1Width w of the inner fixture (1)Inner part=w1-3* w2Wherein w is1Is the outer width, w, of the free end of the U-shaped building block2Is the thickness of the free end of the U-shaped building block.
Furthermore, the outer fixture and/or the inner fixture are made of rigid materials and/or hard plastic materials, so that the shock resistance is strong, the deformation is not easy to occur, and the recycling rate is high after the recovery.
Based on the same invention concept, the utility model also provides a U type building block:
the U-shaped building block comprises a bottom part and side parts, wherein the bottom end of the bottom part forms a U-shaped component, the side parts are positioned on two sides of the bottom part, the upper ends of the side parts are free ends, and the U-shaped building block is structurally characterized in that a fixture groove is formed in the outer portion of each free end and is arranged along the height direction of the U-shaped building block. The fixture groove is used for fixing the outer fixture, and the fixture groove is tightly combined with the outer fixture without exposure, so that masonry is not influenced.
Further, a fixture groove 43 is formed in the outer portion of the bottom portion 41, the fixture groove 43 is formed in the width direction of the U-shaped building block, when 1 group (2) of U-shaped building blocks are stacked, an outer fixture of another U-shaped building block is used in a matched mode, the outer fixture of another U-shaped building block is not exposed, and stability is improved.
Furthermore, the section of the clamp groove is semicircular, so that the outer clamp can be conveniently installed, fixed and taken out, and the clamp groove is prevented from being damaged in use.
Furthermore, the section of the clamp groove is trapezoidal, so that the stress area of the outer clamp is increased, and the damage of the clamp groove caused by stress concentration is avoided.
Furthermore, the radius, height and/or depth of the fixture groove are less than 1/3 of the thickness of the free end, and the fixture groove can be simply modified on the existing mold without increasing the mold stripping difficulty of the block mold.
In this way,
compared with the prior art, the beneficial effects of the utility model are that:
1) the utility model discloses an use the free end activity of fixture restriction U type building block, improve the anti ability of buckling of free end, become original 1/4 with the maximum bending moment that U type building block free end received, greatly improved the anti ability of rolling over of U type building block.
2) The utility model discloses utilize fixture to change the free end atress structure of U type building block, compensatied the shortcoming of U type building block, increased the application scope of U type building block.
3) The utility model discloses a fixture simple manufacture, with low costs, but and interior fixture recycle, green.
Drawings
FIG. 1 is a schematic view of the structure of the fixture of the present invention;
FIG. 2 is a schematic view of a U-shaped block used in cooperation with an outer clamp;
FIG. 3 is a side view of a U-shaped block;
FIG. 4 is a front view of a set (two) of U-shaped blocks in use with a fixture;
FIG. 5 is a perspective view of a set (two) of U-shaped blocks used with a fixture;
FIG. 6 is a schematic view of a stress bending moment when the free end of a U-shaped block using a fixture is stressed in a balanced manner, wherein (a) is a schematic view of the stress bending moment before the fixture is used and (b) is a schematic view of the stress bending moment after the fixture is used;
fig. 7 is a schematic view of the stress bending moment when the free end of the U-shaped building block using the fixture is locally stressed, wherein (a) is a schematic view of the stress bending moment before the fixture is used, and (b) is a schematic view of the stress bending moment after the fixture is used.
In the figure
1-inner fixture; 2-external clamps; 3-reinforcing ribs; 4-U-shaped building blocks;
41-bottom end; 42-free end; 43-fixture groove.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments. It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict. For convenience of description, the words "upper", "lower", "left" and "right" in the following description are used only to indicate the correspondence between the upper, lower, left and right directions of the drawings themselves, and do not limit the structure.
A U-shaped block fixture is shown in figure 1 and comprises an inner fixture 1 and an outer fixture 2, wherein the inner fixture 1 and the outer fixture 2 are both U-shaped, and the U-shaped opening of the outer fixture 2 is larger than that of the inner fixture 1. The U-shaped opening end of the inner fixture 1 abuts against the inner surface of the bottom of the U-shaped structure of the outer fixture 2 when in use. The inner fixture 1 is arranged inside the U-shaped building block 4 and is used for resisting external force impact in transportation and carrying, and can be recycled during installation. The outer fixture 2 is clamped outside the U-shaped building block 4, is responsible for resisting stress in construction, and is used as a structural part together with the U-shaped building block 4. The movement of the free end of the U-shaped building block 4 is limited by the inner fixture 1 and the outer fixture 2, so that the bending resistance of the free end is greatly improved.
Furthermore, a reinforcing rib 3 is arranged in the U-shaped opening end of the inner clamping apparatus, so that the resistance is further improved. The outer fixture 2 and/or the inner fixture 1 can be made of hard plastic materials, preferably rigid materials, and has strong impact resistance, difficult deformation and high recycling rate after recovery.
Further, the width w of the outer clamp 2Outer cover=w1Width w of the inner clamp 1Inner part=w1-3* w2Wherein w is1Is the outer width, w, of the free end of the U-shaped building block2Is the thickness of the free end of the U-shaped building block.
Based on the same invention concept, the utility model also provides a U type building block:
a U-shaped building block comprises a bottom part 41 forming a U-shaped member and side parts positioned at two sides of the bottom part, wherein the upper ends of the side parts are free ends 42, and the U-shaped building block is structurally characterized in that a fixture groove 43 is arranged outside the free ends 42, and the fixture groove 43 is arranged along the height direction (shown by arrows and H in figure 5) of the U-shaped building block 4. The fixture groove 43 is used for fixing the outer fixture 2, and the fixture groove 43 is tightly combined with the outer fixture 2 without exposure, so that masonry is not affected.
Further, the cross section of the fixture groove 43 is semicircular, so that the outer fixture 2 can be conveniently installed, fixed and taken out, and the fixture groove 43 is prevented from being damaged in use.
Furthermore, the section of the fixture groove 43 is trapezoidal, so that the stress area of the outer fixture 2 is increased, and the fixture groove is prevented from being damaged due to stress concentration.
Further, the radius, height and/or depth of the clamp groove 43 is less than 1/3 of the thickness of the free end 42, and the clamp groove 43 can be simply modified on the existing mold without increasing the difficulty of removing the mold of the block mold.
With reference to fig. 4 and 5, a fixture groove 43 is formed in the outer portion of the bottom portion 41, the fixture groove 43 is formed along the width direction of the U-shaped block (as indicated by arrows and W in fig. 5), and when 1 group (2) of U-shaped blocks are stacked or transported, the U-shaped blocks are used in cooperation with an outer fixture of another U-shaped block, so that the outer fixture of another U-shaped block is not exposed, and stability is improved.
Fig. 5 is a supporting use stereogram of two sets of U type building blocks and fixture, combines fig. 4, the utility model discloses a U type building block fixture is when using, will be good fixture on U type building block 4 earlier, and wherein outer fixture 2 opening is placed up, and the U-shaped open end card of interior fixture 1 is on outer fixture 2. And then another U-shaped building block 4 is inserted into the second set of outer fixture 2 and the inner fixture 1, and is stacked and maintained after loosening is avoided. The fixture arrangement direction of the U-shaped building block shown in fig. 4 is as follows: for the left U-shaped block, the clamp is on the right in the figure, with the outer clamp opening facing up and the inner clamp opening facing down. For the right U-shaped block, the clamp is on the left in the figure, with the outer clamp opening facing downward and the inner clamp opening facing upward.
The U-shaped building block 4 fixed by the fixture is transported to a construction site for storage, the inner fixture 1 is responsible for eliminating the movable gap of the U-shaped building block 4, absorbing the impact received in transportation, loading and unloading and ensuring that the U-shaped building block 4 is not damaged.
When the U-shaped building block 4 is built, the outer clamp 2 and the inner clamp 1 are removed, and the free end of the U-shaped building block 4 penetrates through the installed steel bars. After the U-shaped building block 4 is in place, the outer fixture 2 is restored to resist lateral pressure and vibration impact during concrete construction. The inner fixture 1 is recycled to the block production unit for the next use.
When the U-shaped building block 4 is prefabricated, a fixture groove 43 is reserved at the free end 42 of the U-shaped building block according to requirements, and the inner fixture 1 and the outer fixture 2 can be temporarily connected according to requirements.
The U-shaped building block is fixed by the fixture, the movement of the free end of the U-shaped building block is limited, the bending resistance of the free end is improved, the maximum bending moment borne by the U-shaped free end is changed into 1/4 as shown in fig. 6 and 7: in the figure, F is the magnitude of local concentrated stress, q is uniform load, l is the total length of the free end of the U-shaped building block, and a is the distance from F to an end point, as can be seen from figures 6 and 7, ql is the distance from the U-shaped building block to one end point under the condition that the U-shaped building block is uniformly loaded2/2 drop to ql2And 8, the Fl is reduced to Fl/4 under the condition of local concentrated stress, so that the bending resistance is greatly improved.
The above-mentioned embodiments are illustrative and should not be construed as limiting the scope of the invention, which is defined by the appended claims, and all modifications of the equivalent forms of the present invention which are obvious to those skilled in the art after reading the present invention.
Claims (10)
1. The U-shaped block fixture is characterized by comprising an inner fixture (1) and an outer fixture (2), wherein the inner fixture (1) and the outer fixture (2) are both U-shaped, and a U-shaped opening of the outer fixture (2) is larger than that of the inner fixture.
2. A U-shaped block clamp according to claim 1, characterized in that a reinforcement bar (3) is also provided in the U-shaped open end of the inner clamp (1).
3. A U-block clamp according to claim 1, wherein the open U-shaped end of the inner clamp (1) abuts against the inner bottom of the U-shaped structure of the outer clamp (2) in use.
4. A U-block clamp according to claim 1, characterized in that the width w of the outer clamp (2)Outer cover=w1Width w of the inner fixture (1)Inner part=w1-3* w2Wherein w is1Is the outer width, w, of the free end of the U-shaped building block2Is the thickness of the free end of the U-shaped building block.
5. A U-block clamp according to claim 1, characterized in that the outer clamp (2) and/or the inner clamp (1) are made of a rigid material and/or a hard plastic material.
6. A U-shaped building block comprises a bottom part (41) forming a U-shaped member and side parts positioned at two sides of the bottom part, wherein the upper ends of the side parts are free ends (42), the U-shaped building block is characterized in that a fixture groove (43) is arranged outside the free ends (42), and the fixture groove (43) is arranged along the height direction of the U-shaped building block.
7. U-shaped block according to claim 6, characterized in that the bottom (41) is also provided with a fixture groove (43) on the outside, said fixture groove (43) being arranged in the width direction of the U-shaped block.
8. A U-shaped block according to claim 6 wherein said clip channel (43) is semi-circular in cross-section.
9. A U-shaped block according to claim 6 wherein the cross-section of the clip groove (43) is trapezoidal.
10. A U-shaped block according to claim 6, wherein said clamp groove (43) has a radius, height and/or depth less than 1/3 of the thickness of said free end (42).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020310016.3U CN212078423U (en) | 2020-03-13 | 2020-03-13 | U-shaped building block fixture and U-shaped building block |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020310016.3U CN212078423U (en) | 2020-03-13 | 2020-03-13 | U-shaped building block fixture and U-shaped building block |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212078423U true CN212078423U (en) | 2020-12-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020310016.3U Active CN212078423U (en) | 2020-03-13 | 2020-03-13 | U-shaped building block fixture and U-shaped building block |
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| Country | Link |
|---|---|
| CN (1) | CN212078423U (en) |
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2020
- 2020-03-13 CN CN202020310016.3U patent/CN212078423U/en active Active
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