CN210636597U - Bolt ball joint flat plate support - Google Patents
Bolt ball joint flat plate support Download PDFInfo
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- CN210636597U CN210636597U CN201921172055.5U CN201921172055U CN210636597U CN 210636597 U CN210636597 U CN 210636597U CN 201921172055 U CN201921172055 U CN 201921172055U CN 210636597 U CN210636597 U CN 210636597U
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- conical head
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Abstract
The utility model provides a bolt ball joint flat plate support, the bottom of the bolt ball is provided with a bolt hole, one end of a high-strength bolt is inserted into the bolt hole and is connected with the bolt ball; the other end of the high-strength bolt is connected with one end of the conical head, the other end of the conical head is connected with the cross plate in a welding mode, and the bottom of the cross plate is connected with the support base plate in a welding mode; the sleeve is sleeved on the outer side of the part of the high-strength bolt between the bolt ball and the conical head. The method is characterized in that a conical head is welded in the middle of a cross plate of a common flat plate support, the tensile force is smoothly transmitted to a high-strength bolt → the conical head → the cross plate → a bottom plate → a spherical support → an embedded part → a concrete structure from a bolt ball joint through the high-strength bolt, the problem of unreliable transmission of the tensile force between the cross plate of the common flat plate support and the bolt ball joint is effectively solved, and the method has the advantages of simple structure, clear stress, convenience in processing, low manufacturing cost and the like, and is suitable for a bolt ball joint grid structure support with larger support tensile force.
Description
Technical Field
The utility model relates to a civil engineering field specifically, relates to a bolt ball node plate support, especially a bolt ball node plate support that can bear great pulling force for newly-built or consolidate building engineering.
Background
The flat plate support in the steel mesh frame structure is only connected with the bolt ball through welding by the cross plate, the structure is simple, force transmission is direct, the manufacturing cost is low, the transmission pressure is very reliable, the steel mesh frame structure is generally accepted in the market, and the application is very wide. However, the ball body of the bolt is made of 45# steel, which belongs to medium carbon steel, and the selection of welding materials and the control of the welding process are not good, so that a hard and brittle martensite structure can be generated in a welding line and a near seam area, cold cracks are easy to generate, the service performance of a joint is reduced, the joint is easy to damage under vibration or fatigue load, and the reliability of the welding line between a cross plate and the bolt ball is very low especially for a flat plate support in a pulled state.
In order to solve the problem of unreliable transmission of the pulling force of the flat plate support, the general processing method is to change a bolt ball made of 45# steel which is not easy to weld into a welding ball made of Q235 or 345 which is easy to weld, and the welding ball has the advantages of large field welding amount, long construction period, large ball diameter, heavy appearance and high manufacturing cost.
The related prior art of the present invention is patent document CN208183960U, which discloses a grid structure flat support with controllable damage. Comprises a ribbed slab and a support ball; a mortar layer, a composite perforated bottom plate, a ribbed plate and a support ball are sequentially arranged on the top surface of the concrete structure from bottom to top, and the support ball is welded with the grid structure rod piece; the composite perforated bottom plate is provided with two rows of through holes, each row of through holes consists of a long round hole and a round hole, the long round holes are arranged on one side close to the edge of the top surface of the concrete structure, the transverse axis of each long round hole is vertical to the edge of the top surface of the concrete structure, and the length of the transverse axis is greater than that of the longitudinal axis; the round hole is arranged on one side far away from the edge of the top surface of the concrete structure, the support is easy to construct, the force transmission path is clear, the cost is low, the performance of the grid structure under the action of an earthquake is improved to a certain extent, and the round hole has a high engineering practical application value.
SUMMERY OF THE UTILITY MODEL
To the defect among the prior art, the utility model aims at providing a bolt ball node plate support.
According to the utility model, the bolt ball joint flat plate support comprises a bolt ball, a high-strength bolt, a sleeve, a conical head, a cross plate and a support bottom plate;
the bottom of the bolt ball is provided with a bolt hole, and one end of the high-strength bolt is inserted into the bolt hole and connected with the bolt ball;
the other end of the high-strength bolt is connected with one end of the conical head, the other end of the conical head is connected with the cross plate in a welding mode, and the bottom of the cross plate is connected with the support base plate in a welding mode;
the sleeve is sleeved on the outer side of the part of the high-strength bolt between the bolt ball and the conical head.
Preferably, the aperture size of the bolt hole is matched with the high-strength bolt, and the internal thread of the bolt hole is matched with the external thread of the high-strength bolt.
Preferably, the hole depth of the bolt hole is 1.1 times the outer diameter of the high-strength bolt.
Preferably, the high-strength bolt is determined according to the support tension of the support bottom plate, and the specification range is M20 at the minimum and M85 at the maximum.
Preferably, the internal diameter of the sleeve is 1mm greater than the external diameter of the high-strength bolt.
Preferably, the conical head is connected with the cross plate through welding seams in a welding mode, and the size of each welding seam is determined according to the support tension of the support base plate. The conical head is connected with the support base plate in a welding mode through a welding line, and the size of the welding line is determined according to the support pulling force of the support base plate.
Preferably, the specification of the conical head is matched with that of the high-strength bolt, the thickness of the conical head is determined according to the support tension of the support base plate, and any section of the conical head meets the support tension.
Preferably, 45# steel is adopted for the bolt ball; the high-strength bolt adopts 40Cr or 35 CrMo; the sleeve is made of Q235 steel or Q345 steel; the conical head is made of Q235 steel or Q345 steel; the cross plate and the support base plate are made of Q235 steel or Q345 steel.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. the utility model has reliable force transmission and is particularly suitable for a support bearing larger pulling force;
2. the utility model has convenient material selection, adopts the most common steel product marks and accessories in the market, and is convenient to purchase;
2. the utility model has the advantages of convenient installation, short construction period, convenient construction and saving construction period, and the welding seams among all the parts are conventional welding seams;
3. the utility model discloses because the material selection is convenient, processing is swift, construction simple to operate, the event is synthesized the cost and is lower.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
FIG. 1 is a schematic structural view of a conventional plate carrier;
FIG. 2 is a schematic view of the structure and appearance of the present invention;
FIG. 3 is a schematic sectional view taken along line A-A of FIG. 2;
FIG. 4 is a schematic cross-sectional view taken along line B-B of FIG. 2;
FIG. 5 is a schematic cross-sectional view taken along line C-C of FIG. 2;
fig. 6 is an installation diagram of the present invention.
In the figure: 1-bolt ball, 2-high-strength bolt, 3-sleeve, 4-conical head, 5-cross plate, 6-support bottom plate, 7-spherical support, 8-embedded part and 9-concrete structure.
Detailed Description
The present invention will be described in detail with reference to the following embodiments. The following examples will assist those skilled in the art in further understanding the present invention, but are not intended to limit the invention in any way. It should be noted that various changes and modifications can be made by one skilled in the art without departing from the spirit of the invention. These all belong to the protection scope of the present invention.
For the above-mentioned not enough of overcoming traditional plate support, solve the unreliable, welding volume of transmission pulling force big, the period is long, the high scheduling problem of cost, the utility model provides a bolt ball node plate support that can bear great pulling force has overcome traditional plate support transmission pulling force unreliable, welding volume big, the period is long, defects such as cost height to select to newly-built and reform transform building steel mesh frame plate support and play important role.
According to the utility model, the bolt ball joint flat plate support comprises a bolt ball 1, a high-strength bolt 2, a sleeve 3, a conical head 4, a cross plate 5 and a support bottom plate 6;
the bottom of the bolt ball 1 is provided with a bolt hole, and one end of the high-strength bolt 2 is inserted into the bolt hole and connected with the bolt ball 1;
the other end of the high-strength bolt 2 is connected with one end of a conical head 4, the other end of the conical head 4 is connected with a cross plate 5 in a welding mode, and the bottom of the cross plate 5 is connected with a support base plate 6 in a welding mode;
the sleeve 3 is sleeved outside the part of the high-strength bolt 2 between the bolt ball 1 and the conical head 4.
Specifically, the aperture size of the bolt hole matches with the high-strength bolt 2, and the internal thread of the bolt hole matches with the external thread of the high-strength bolt 2. The hole depth of the bolt hole is 1.1 times of the outer diameter of the high-strength bolt 2.
Specifically, the high-strength bolt 2 is specified according to the support tension of the support base plate 6, and the specification range is M20 at the minimum and M85 at the maximum. The sleeve 3 is matched with the type of the high-strength bolt 2, and the inner diameter of the sleeve 3 is 1mm larger than the outer diameter of the high-strength bolt 2.
Specifically, the conical head 4 and the cross plate 5 are connected through welding seams in a welding mode, and the size of each welding seam is determined according to the support tension of the support bottom plate 6. The conical head 4 is connected with the support base plate 6 through welding seams in a welding mode, and the size of the welding seams is determined according to the support tension of the support base plate 6.
Specifically, the specification of the conical head 4 is matched with that of the high-strength bolt 2, the thickness of the conical head 4 is determined according to the support tension of the support bottom plate 6, and any section of the conical head 4 meets the support tension.
Specifically, 45# steel is adopted for the bolt ball 1; the high-strength bolt 2 adopts 40Cr or 35 CrMo; the sleeve 3 is made of Q235 steel or Q345 steel; the conical head 4 is made of Q235 steel or Q345 steel; the cross plate 5 and the support base plate 6 are made of Q235 steel or Q345 steel.
As shown in figure 1, the traditional flat plate support is characterized in that a bolt ball 1 is connected with a support bottom plate 6 through a cross plate 5, and the bolt ball is stressed and then transmitted to an embedded part 8 and a concrete structure 9, so that the traditional flat plate support has the defects of unreliability, large welding amount, long construction period, high construction cost and the like when tensile force is transmitted. As shown in fig. 2, the utility model discloses constitute by bolt ball 1, high strength bolt 2, sleeve 3, conical head 4, cruciform 5, support bottom plate 6, weld the conical head in the middle of the dull and stereotyped support cruciform commonly used, through high strength bolt 2, pass to the high strength bolt 2 from bolt ball 1 smoothly to the pulling force → conical head 4 → cruciform 5 → support bottom plate 6 → ball type support 7 → built-in fitting 8 → concrete structure 9, can bear great pulling force. Wherein bolt ball 1, high strength bolt 2, sleeve 3, conical head 4 accessible market purchase or in batches customize, and cross 5, support bottom plate 6 purchase steel sheet mill's processing according to the design drawing.
In the schematic section a-a of fig. 2 shown in fig. 3, the sleeve 3 is located outside the high-strength bolt 2, and the cross plate 5 is located outside the sleeve 3 with a gap.
In the schematic sectional view B-B of fig. 2 shown in fig. 4, the high-strength bolt 2 is located inside the conical head 4, and the cross plate 5 is located outside the conical head 4 and is butt-welded.
In the schematic section C-C of FIG. 2 shown in FIG. 5, the cross plate 5 is located outside the conical head 4 and butt-welded, and the interior of the conical head 4 is a cavity.
As shown in fig. 6, a bolt hole is reserved at the bottom of the bolt ball 1, and the aperture is matched with the model of the high-strength bolt 2; the high-strength bolt 2 is determined by calculation according to the tension of the support; the type of the sleeve 3 is matched with that of the high-strength bolt 2, and the inner diameter of the sleeve 3 is 1mm larger than the outer diameter of the high-strength bolt 2; the cone head 4 is matched with the high-strength bolt in model, and the thickness of the cone bottom is determined according to the stress of the support; the conical head 4 is welded with the cross plate 5 through a welding seam; the cross plate 5 is connected with the support base plate 6 in a welding mode. The conical head 4 is connected with the cross plate 5 through welding seams in a welded mode, the conical head 4 is connected with the cross plate 5 and the support base plate 6 in a welded mode, and the welding seams meet the stress requirements of the support.
When the high-strength bolt is manufactured in a factory, the bolt ball 1, the high-strength bolt 2, the sleeve 3 and the conical head 4 are assembled according to the relation in the drawing, then the whole is placed in the middle of the cross plate 5, the connection of welding seams between the cross plate 5 and the conical head 4 and between the cross plate 5 and the bolt ball 1 is completed, the welding seams between the cross plate 5 and the conical head 4 and the support base plate 6 are completed on the next step, and the manufacturing part of the factory is transported to a construction site. And welding seams between the support base plate 6 and the spherical support 7 and between the spherical support 7 and the embedded part 8 are completed on site, and the construction is completely completed.
In the description of the present application, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present application.
The foregoing description of the specific embodiments of the invention has been presented. It is to be understood that the present invention is not limited to the specific embodiments described above, and that various changes or modifications may be made by those skilled in the art within the scope of the appended claims without departing from the spirit of the invention. The embodiments and features of the embodiments of the present application may be combined with each other arbitrarily without conflict.
Claims (10)
1. A bolt ball joint flat plate support is characterized by comprising a bolt ball (1), a high-strength bolt (2), a sleeve (3), a conical head (4), a cross plate (5) and a support bottom plate (6);
the bottom of the bolt ball (1) is provided with a bolt hole, and one end of the high-strength bolt (2) is inserted into the bolt hole and connected with the bolt ball (1);
the other end of the high-strength bolt (2) is connected with one end of a conical head (4), the other end of the conical head (4) is connected with a cross plate (5) in a welding manner, and the bottom of the cross plate (5) is connected with a support base plate (6) in a welding manner;
the sleeve (3) is sleeved on the outer side of the part, between the bolt ball (1) and the conical head (4), of the high-strength bolt (2).
2. The bolt ball joint plate carrier according to claim 1, characterized in that the hole diameter of the bolt hole is matched with the high-strength bolt (2), and the internal thread of the bolt hole is matched with the external thread of the high-strength bolt (2).
3. The stud ball joint plate carrier according to claim 1 or 2, characterized in that the bolt holes have a hole depth of 1.1 times the outer diameter of the high-tensile stud (2).
4. A bolted ball joint plate carrier according to claim 1, characterized in that said high-tensile bolts (2) are dimensioned according to the carrier tension of the carrier baseplate (6), said specification range being M20 at minimum and M85 at maximum.
5. A stud-and-ball joint plate carrier according to claim 1, characterized in that the internal diameter of the sleeve (3) is 1mm larger than the external diameter of the high-strength stud (2).
6. The bolted spherical joint flat plate carrier according to claim 1, characterized in that the conical head (4) and the cross plate (5) are connected by welding with a weld seam, the size of which is determined by the carrier tension of the carrier base plate (6).
7. The bolt ball joint flat plate support according to claim 1, characterized in that the specification of the conical head (4) is matched with that of the high-strength bolt (2), the thickness of the conical head (4) is determined according to the support tension of the support base plate (6), and any section of the conical head (4) meets the support tension.
8. The bolted spherical joint flat plate carrier according to claim 1, characterized in that the conical head (4) is connected with the carrier baseplate (6) by welding with a weld seam, the size of which is determined by the carrier tension of the carrier baseplate (6).
9. The stud ball joint plate carrier according to claim 1, characterized in that the stud ball (1) is of 45# steel; the high-strength bolt (2) adopts 40Cr or 35 CrMo; the conical head (4) is made of Q235 steel or Q345 steel; the cross plate (5) and the support base plate (6) are made of Q235 steel or Q345 steel.
10. A stud and ball joint plate carrier according to claim 1, characterized in that the sleeve (3) is Q235 steel or Q345 steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921172055.5U CN210636597U (en) | 2019-07-24 | 2019-07-24 | Bolt ball joint flat plate support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921172055.5U CN210636597U (en) | 2019-07-24 | 2019-07-24 | Bolt ball joint flat plate support |
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| Publication Number | Publication Date |
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| CN210636597U true CN210636597U (en) | 2020-05-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921172055.5U Active CN210636597U (en) | 2019-07-24 | 2019-07-24 | Bolt ball joint flat plate support |
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| CN (1) | CN210636597U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110318470A (en) * | 2019-07-24 | 2019-10-11 | 上海联创设计集团股份有限公司 | Bolted spherical node plate bearing |
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2019
- 2019-07-24 CN CN201921172055.5U patent/CN210636597U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110318470A (en) * | 2019-07-24 | 2019-10-11 | 上海联创设计集团股份有限公司 | Bolted spherical node plate bearing |
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