Connecting device and assembly for net rack

Abstract

The utility model discloses a net rack connecting device and assembly, which comprises a bolt body, the bolt body is provided with a bolt cap and a bolt column, the bolt cap is arranged at the top end part of the bolt column, the bolt column is used for penetrating through a connecting pipe, the bolt cap is used for being clamped at the inner side of the connecting pipe, and the bolt cap is arranged at the top end part of the bolt column. The tail end part of the bolt body is used for being fixed on a bolt ball; at least one fastening sleeve and at least one buffering gasket are arranged on the outer side portion of the bolt column in a sleeving mode. According to the utility model, the buffer gasket is arranged in the gap between the bolt cap and the surface of the bolt ball, so that the end part of the connecting pipe is stably fixed on the outer side of the bolt ball under the clamping action of the bolt cap and the buffer gasket or the fastening sleeve, and the stability of the connection between the bolt ball and the connecting pipe is further improved; the stability of the net rack framework is ensured; and the service life of the connecting device is prolonged.

Description

TECHNICAL FIELD

[0001] The utility model relates to building construction technical field especially is connected device and subassembly for net rack. BACKGROUND

[0002] At present, with the high -speed development of national economy, the decoration quality requirement of local culture center, opera house, gymnasium, high -speed railway station, airport, landmark building etc. is improved along with, promotes the building aesthetics to enter a brand -new fast -paced era. As the carrier of reflecting the social economic technical level and cultural concept of an era, building aesthetics is gradually promoted to a new height, especially the perfect combination of the aesthetic feeling and the functional practicability of public building is more advanced, various net rack designs are endless, how better guarantee the stability and service life of net rack becomes the engineering construction requirement.

[0003] Therefore, it is urgent to provide a connected device and subassembly for net rack to solve the problems. INVENTION CONTENTS

[0004] Therefore, the utility model discloses the purpose of providing a connected device and subassembly for net rack, which can guarantee the stability and service life of the connected device.

[0005] To solve the above technical problems, the utility model adopts the technical scheme of a connected device and subassembly for net rack, which comprises a bolt body, the bolt body is provided with a bolt cap and a bolt column, the bolt cap is arranged at the top end of the bolt column, the bolt column is used for penetrating a connecting pipe, the bolt cap is used for being clamped inside the connecting pipe, and the end of the bolt body is used for being fixed on a bolt ball.

[0006] Further, a positioning groove is formed on the bolt column, a through groove is formed on the fastening sleeve, the inner wall of the through groove is a threaded structure, the through groove is matched with the positioning groove, the fastening sleeve is fixed on the bolt column through a fastener, and the fastener is placed in the positioning groove after penetrating the through groove.

[0007] Further, the fastener is a screw structure.

[0008] Further, the positioning groove is designed as an elongated structure along the bolt column.

[0009] Further, when the number of fastening sleeves is two, the number of positioning grooves formed on the bolt column is two, and the directions of the two positioning grooves on the bolt column are inconsistent.

[0010] Further, the number of through grooves formed on the fastening sleeve is two, and the directions of the two through grooves on the fastening sleeve are inconsistent.

[0011] Further, the fastening sleeve is in polygonal cross-section.

[0012] Further, the connecting pipe end is provided with a connecting head, the outer side of the connecting head is in planar configuration, the connecting head is provided with a connecting hole, the bolt column is arranged through the connecting hole, and the cross-section diameter of the bolt cap is greater than the cross-section diameter of the connecting hole.

[0013] Further, the connecting head is in conical frustum configuration or cylindrical configuration.

[0014] A connecting assembly for a net rack comprises the connecting device for the net rack, a bolt ball and a connecting pipe, one end of the connecting device for the net rack is fixed on the bolt ball, the other end of the connecting device for the net rack is connected with the connecting pipe, the surface of the bolt ball is provided with a plurality of facet parts, the bolt ball is provided with a threaded groove at the facet parts, and a plurality of the connecting devices for the net rack are respectively fixed in the corresponding threaded grooves.

[0015] In conclusion, the connecting device and assembly for the net rack of the utility model improve the stability of the bolt ball and the connecting pipe connection, guarantee the stability of the net rack frame and prolong the service life of the connecting device. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 Fig. 1 is a structural schematic view of the connecting assembly for the net rack of the utility model;

[0017] Figure 2 Fig. 2 is a structural schematic view of the connecting device for the net rack of the utility model;

[0018] Figure 3 Fig. 3 is a structural schematic view of the bolt body of the utility model;

[0019] Figure 4 Fig. 4 is a structural schematic view of the connecting pipe of the utility model. DETAILED DESCRIPTION

[0020] The technical solutions of the utility model will be described clearly and completely below with reference to the drawings. Obviously, the described embodiments are part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all the other embodiments obtained by the ordinary skilled in the art without creative labor belong to the protection scope of the utility model.

[0021] In the description of the utility model, it needs to explain, the term "center", "upper", "lower", "left", "right", "vertical", "horizontal", "internal", "external" and so on indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawing, only for the convenience of describing the utility model and simplifying the description, and not indicating or implying that the device or element indicated must have a particular orientation, a particular orientation and operation, therefore, it cannot be understood as a limitation on the utility model. In addition, the terms "first", "second", "third" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0022] In the description of the utility model, it needs to explain, unless otherwise specified and limited, the terms "mounting", "connecting", "connecting" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0023] Please refer to Figures 1 to 4 The utility model discloses a connecting device for net rack, which is applied to a bolt ball 100, and comprises a bolt body 10, a bolt cap 11 and a bolt column 12, wherein the bolt cap 11 is arranged at the top end of the bolt column 12, the bolt column 12 is arranged through a connecting pipe 200, the bolt cap 11 is clamped inside the connecting pipe 200, the end of the bolt body 10 is fixed on the bolt ball 100 through a threaded mode, at least one fastening sleeve 20 is arranged on the outer side of the bolt column 12, which is used to fill the gap between the bolt cap 11 and the surface of the bolt ball 100, so that the bolt body 10 is better supported on the outer side of the bolt ball 100, and the mutual connection between the bolt ball 100 and the connecting pipe 200 is realized, thereby forming a building net rack frame; in the embodiment, the connecting pipe 200 is a steel pipe structure.

[0024] Specifically, the surface of the bolt ball 100 is provided with a plurality of section parts 101, so that the connection between the fastening sleeve 20 and the bolt ball 100 is more stable; the bolt ball 100 is provided with a threaded groove 102 at the section part 101, the threaded groove 102 is a blind hole structure, the end of the bolt body 10 is provided with a threaded part 121, specifically, the threaded part 121 is arranged at the end of the bolt column 12, and the threaded part 121 is clamped in the threaded groove 102, so as to realize the connection operation of the bolt body 10 and the bolt ball 100.

[0025] In actual use, due to the design of the bolt body 10 is too long, the bolt column 12 is designed too long, so that the bolt body 10 end part is completely clamped on the bolt body 10, the fastening sleeve 20 still cannot realize the complete filling of the gap between the bolt cap 11 and the surface of the bolt ball 100, the supporting effect of the fastening sleeve 20 is reduced, the bolt body 10 is subjected to the force of the external connecting pipe 200 more obviously, which is not conducive to the service life of the bolt body 10, and further not conducive to the stability and service life of the net rack frame, the utility model discloses the following structure is used to solve.

[0026] The bolt column 12 is sleeved with at least one buffer gasket 30, and the buffer gasket 30 is a steel sheet structure, and different numbers of buffer gaskets 30 are arranged in the gap between the bolt cap 11 and the surface of the bolt ball 100 according to needs, so that after the bolt body 10 end part is clamped on the bolt body 10, the fastening sleeve 20 cooperates with the buffer gasket 30 to completely fill the gap between the bolt cap 11 and the surface of the bolt ball 100, and then the bolt cap 11 can apply force to the buffer gasket 30 or the fastening sleeve 20, so that the bolt body 10 can be tightly clamped on the bolt ball 100, in addition, the end part of the connecting pipe 200 is stably fixed outside the bolt ball 100 under the clamping action of the bolt cap 11 and the buffer gasket 30 or the fastening sleeve 20, the stability of the net rack frame is ensured, and the service life of the connecting device is improved, specifically, when the buffer gasket 30 is closer to the bolt cap 11 than the fastening sleeve 20, the bolt cap 11 first applies force to the buffer gasket 30, and then the force is transmitted to the fastening sleeve 20, at this time, the end part of the connecting pipe 200 is stably fixed outside the bolt ball 100 under the clamping action of the bolt cap 11 and the buffer gasket 30, when the fastening sleeve 20 is closer to the bolt cap 11 than the buffer gasket 30, the bolt cap 11 first applies force to the fastening sleeve 20, and then the force is transmitted to the buffer gasket 30, at this time, the end part of the connecting pipe 200 is stably fixed outside the bolt ball 100 under the clamping action of the bolt cap 11 and the fastening sleeve 20.

[0027] Further, the end part of the connecting pipe 200 is provided with a connecting head 201, the outer side surface of the connecting head 201 is a plane structure, so as to facilitate the clamping operation of the bolt cap 11 and the buffer gasket 30 or the fastening sleeve 20, the connecting head 201 is provided with a connecting hole 202, the bolt column 12 penetrates through the connecting hole 202 and is arranged, and the cross-sectional diameter of the bolt cap 11 is greater than the cross-sectional diameter of the connecting hole 202, so that the bolt cap 11 can cooperate with the bolt cap 11 and the buffer gasket 30 or the fastening sleeve 20 to perform clamping operation.

[0028] Specifically, the connecting head 201 is a conical frustum structure or a cylindrical structure, different connecting head 201 structures are selected according to the installation orientation of the connecting pipe 200 on the bolt ball 100, so as to meet the actual use requirements of the net rack frame.

[0029] In one embodiment, a positioning groove 122 is formed on the bolt column 12, and a through groove 21 is formed on the fastening sleeve 20, the inner side wall of the through groove 21 is threadedly configured, the through groove 21 is matched with the positioning groove 122, the fastening sleeve 20 is fixed on the bolt column 12 through the fastener 40, specifically, the fastener 40 is placed in the positioning groove 122 after passing through the through groove 21, so as to realize the stable connection of the fastening sleeve 20 and the bolt column 12, and then the rotation of the bolt body 10 is realized by rotating the fastening sleeve 20, so that the threaded part 121 is tightly clamped in the threaded groove 102, and the stability of the connection of the bolt ball 100 and the connecting pipe 200 is improved; in addition, with the rotation of the fastening sleeve 20, the bolt body 10 also moves towards the bolt ball 100, when the threaded part 121 on the bolt column 12 is gradually clamped in the threaded groove 102, the bolt cap 11 also moves towards the bolt ball 100, so as to realize the stable clamping operation of the connecting head 201 of the connecting pipe 200 by cooperating with the fastening sleeve 20 or the buffer gasket 30, so that the connecting pipe 200 is stably fixed on the outside of the bolt ball 100, the stability of the grid frame is ensured, and the service life of the connecting device is improved; in this embodiment, the fastener 40 is a screw structure.

[0030] Further, the positioning groove 122 is designed as an elongated structure along the direction of the bolt column 12, with the continuous rotation of the fastening sleeve 20, the fastening sleeve 20 will gradually approach the surface of the bolt ball 100, after the fastening sleeve 20 is attached to the surface of the bolt ball 100 or tightly presses the buffer gasket 30 and cannot move towards the bolt ball 100, the elongated positioning groove 122 is designed, so that the bolt column 12 can still rotate continuously, the bolt cap 11 cooperates with the fastening sleeve 20 or the buffer gasket 30 to realize the stable clamping operation of the connecting head 201 of the connecting pipe 200, so that the connecting pipe 200 is stably fixed on the outside of the bolt ball 100, the stability of the grid frame is ensured, and the service life of the connecting device is improved.

[0031] Further, the cross section of the fastening sleeve 20 is a polygonal structure, so as to realize the rotation of the bolt body 10 by rotating the fastening sleeve 20, so that the threaded part 121 is tightly clamped in the threaded groove 102, and the stability of the connection of the bolt ball 100 and the connecting pipe 200 is improved.

[0032] In one embodiment, when the number of fastening sleeves 20 is two, the number of positioning grooves 122 formed on the bolt column 12 is two, the directions of the two positioning grooves 122 on the bolt column 12 are inconsistent, so that the fastener 40 respectively limits the corresponding fastening sleeve 20 from different directions, so that different fastening sleeves 20 are installed and fixed in a staggered manner, thereby improving the diversity and stability of the product structure.

[0033] In one embodiment, the fastening sleeve 20 is provided with two through grooves 21, and the two through grooves 21 are arranged in different directions on the fastening sleeve 20, so that the fastener 40 is positioned on the same fastening sleeve 20 from different directions, further improving the stability of the connection between the fastening sleeve 20 and the bolt column 12, and further improving the stability of the product structure.

[0034] In one embodiment, the number of buffer gaskets 30 is two, and the buffer gaskets 30 can be arranged adjacent to each other as needed, or arranged at both ends of the fastening sleeve 20 as needed, or arranged in the connecting barrel and placed between the connecting head 201 and the bolt cap 11 as needed, thereby improving the diversity and stability of the product structure.

[0035] Please refer to Figures 1 to 4 The utility model also provides a connecting assembly for net rack, connecting device for net rack, bolt ball 100 and connecting pipe 200, connecting device for net rack one end is fixed on bolt ball 100, and the other end of connecting device for net rack is connected with connecting pipe 200, the surface of bolt ball 100 is provided with a plurality of section parts 101, and bolt ball 100 is provided with thread groove 102 at section part 101, so that a plurality of connecting device for net rack are fixed in corresponding thread groove 102 respectively, and the mutual connection between bolt ball 100 and connecting pipe 200 is realized, so as to form building net rack frame with other external structures, and the connecting pipe 200 is a steel pipe structure in the embodiment.

[0036] The technical features of the connecting device for net rack of the connecting assembly for net rack are the same as those of the connecting device for net rack, which will not be repeated here.

[0037] During assembly, the plurality of connecting devices for net rack are fixed in the thread grooves 102 of the corresponding section parts 101 of the bolt ball 100 from different directions, the bolt ball 100 and the connecting pipe 200 are connected to each other, and the building net rack frame is formed by cooperating with other external structures, specifically, the bolt body 10 is first inserted through the connecting head 201 of the connecting pipe 200, then the connecting sleeve and the buffer gasket 30 are sleeved on the bolt column 12, and finally the fastener 40 is inserted through the through groove 21 and placed in the positioning groove 122, so as to realize the stable connection of the fastening sleeve 20 and the bolt column 12, and further facilitate the rotation of the bolt body 10 by rotating the fastening sleeve 20, so that the threaded part 121 is tightly clamped in the thread groove 102, the buffer gasket 30 is placed in the gap between the bolt cap 11 and the surface of the bolt ball 100, and the stability of the connection between the bolt ball 100 and the connecting pipe 200 is improved, the stability of the net rack frame is ensured, and the service life of the connecting device is improved.

[0038] In summary, the utility model discloses a connecting device and assembly for net rack through set up buffer gasket 30 between bolt cap 11 and bolt ball 100 surface gap place, make the end of connecting pipe 200 steady fixed bolt cap 11 and the clamping of buffer gasket 30 or fastening sleeve 20 under the action bolt ball 100 outside, further promote the stability of bolt ball 100 and connecting pipe 200 connection, guarantee the stability of net rack frame and promote the service life of connecting device.

[0039] The above-mentioned embodiments only express several implementation manners of the utility model, and the description is more specific and detailed, but it can not be understood as the limitation of the scope of the utility model. It should be pointed out that for ordinary skilled persons in the art, without departing from the concept of the utility model, a number of modifications and improvements can be made, which all belong to the protection scope of the utility model. Therefore, the protection scope of the utility model should be subject to the appended claims.

Claims

1. A connecting device for a space truss, characterized by: The bolt body is provided with a bolt cap and a bolt column, the bolt cap is arranged at the top end of the bolt column, the bolt column is arranged through the connecting pipe, the bolt cap is arranged inside the connecting pipe, and the end of the bolt body is fixed on the bolt ball; the outside of the bolt column is sleeved with at least one fastening sleeve and at least one buffer gasket.

2. The connecting device for a space truss according to claim 1, wherein: The bolt column is provided with a positioning groove, the fastening sleeve is provided with a through groove, the inside wall of the through groove is provided with a screw thread structure, the through groove is matched with the positioning groove, the fastening sleeve is fixed on the bolt column through a fastener, and the fastener is arranged in the positioning groove after passing through the through groove.

3. The connecting device for a space truss according to claim 2, wherein: The fastener is a screw structure.

4. The connecting device for a space truss according to claim 2, wherein: The positioning groove is designed as an elongated structure along the bolt column.

5. The connecting device for a space truss according to claim 2, wherein: When the number of the fastening sleeves is two, the number of the positioning grooves arranged on the bolt column is two, and the directions of the two positioning grooves on the bolt column are different.

6. The connecting device for space trusses according to claim 2, characterized in that: The number of the through grooves arranged on the fastening sleeve is two, and the directions of the two through grooves on the fastening sleeve are different.

7. The connecting device for a space truss according to claim 1, wherein: The cross section of the fastening sleeve is a polygonal structure.

8. The connecting device for a space truss according to claim 1, wherein: The end of the connecting pipe is provided with a connecting head, the outside of the connecting head is provided with a flat surface, the connecting head is provided with a connecting hole, the bolt column is arranged through the connecting hole, and the cross section diameter of the bolt cap is greater than that of the connecting hole.

9. The connecting device for a space truss according to claim 8, wherein: The connecting head is a conical table structure or a cylindrical structure.

10. A connecting assembly for a space frame, characterized by: The connecting device for the net rack comprises a bolt ball and a connecting pipe, one end of the connecting device for the net rack is fixed on the bolt ball, the other end of the connecting device for the net rack is connected with the connecting pipe, the surface of the bolt ball is provided with a plurality of section parts, the bolt ball is provided with a thread groove at the section part, and a plurality of connecting devices for the net rack are respectively fixed in the thread grooves.

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