Ball net rack structure connected through bolts

Abstract

The utility model discloses a ball net rack structure connected by bolts, which relates to the technical field of ball net rack structures, and comprises a ball body, a clamping unit arranged in the ball body, and an external connection unit arranged on the side surface of the clamping unit, the external connection unit comprises a plurality of connection rods arranged on the outer side of the ball body, a connector fixedly connected to one ends of the connection rods, external connection assemblies arranged in the connector and the connection rods, and linkage assemblies arranged in the connection rods; the clamping unit comprises a plurality of fixing grooves formed in the ball body, separation rings arranged on the outer sides of the fixing grooves, annular grooves formed in one sides of the separation rings, movable grooves formed in one sides of the annular grooves in a communicating mode, pushing assemblies arranged in the movable grooves and clamping assemblies arranged in the fixing grooves. According to the ball net rack structure connected through the bolts, the stability of external bolt connection is improved, and meanwhile the stability of internal connection is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of ball net frame structures, in particular to a ball net frame structure connected with bolts. Background Art

[0002] The spherical grid structure can help connect the steel structure roof, solving the inconvenience of connecting the traditional steel structure roof. At the same time, it can be easily connected at multiple angles, so that the steel structure roof can adapt to more environments, achieving the purpose of saving time and effort.

[0003] After searching the publication (announcement) number: CN210597596U, a bolt-connected ball net frame structure is disclosed, including a ball net frame body, a sphere is provided at the center of the ball net frame body, the outer end of the sphere is fixedly connected to a rod, a protective frame is provided at the top of the inner end of the rod, the lower end of the protective frame is threadedly connected to a connecting frame, a base is provided at the bottom of the inner end of the connecting frame, a fastening pin is inserted into the periphery of the base, the upper end of the base is connected to a sleeve, the periphery of the sleeve is provided with a thread, a fixing frame is provided at the top of the inner end of the protective frame, a center groove is provided at the center of the fixing frame, a threaded rod is connected to the bottom end of the fixing frame, an inner cover is provided at the center of the inner end of the sphere, and the inner cover is located on the outer end surface of the sphere and has a slot. The utility model is a bolt-connected ball net frame structure, which achieves the purpose of inner end protection connection through the provision of rods.

[0004] Although the above solution realizes the inner end protection connection by setting the rod, the internal connection is not stable enough, and the bolts are easy to fall off when connected with other external bolts. Utility Model Content

[0005] The main purpose of the utility model is to provide a ball grid structure connected by bolts, which solves the problem that the bolts are easy to fall off when connected with other external bolts by setting an external connection unit, and solves the problem that the internal connection is not stable enough by setting a clamping unit.

[0006] To achieve the above purpose, the present invention provides the following technical solutions:

[0007] A ball grid structure connected by bolts, comprising a ball, a clamping unit arranged inside the ball, and an external unit arranged on the side of the clamping unit;

[0008] The external connection unit includes a plurality of connecting rods arranged outside the sphere, a joint fixedly connected to one end of the plurality of connecting rods, an external connection component arranged inside the joint and the connecting rods, and a linkage component arranged inside the connecting rods;

[0009] The snap-fit ​​unit includes a plurality of fixed grooves opened inside the sphere, a separation ring arranged outside the fixed groove, an annular groove arranged on one side of the separation ring, a movable groove connected to one side of the annular groove, a propulsion assembly arranged inside the movable groove, and a snap-fit ​​assembly arranged inside the fixed groove.

[0010] Preferably, the external connection component in the external connection unit includes a connection groove provided inside the joint, a friction ring provided on a side of the connection groove, and an extension groove provided on one side inside the connecting rod;

[0011] The extension groove is communicated with the connection groove.

[0012] Preferably, the linkage assembly in the external unit includes a hollow groove opened on the other side of the connecting rod, a locking ring fixedly connected to the inside of the hollow groove, two limit blocks fixedly connected to that side of the connecting rod, a first threaded groove opened inside the limit block, and a first threaded ring fixedly connected to the inner side of the hollow groove.

[0013] Preferably, the propulsion assembly in the clamping unit includes an elastic column arranged inside the movable groove, a spring arranged on the surface of the elastic column, a push plate fixedly connected to one end of the elastic column, and a second threaded ring fixedly connected to the bottom end of the push plate.

[0014] Preferably, the clamping assembly in the clamping unit includes a vertical column fixedly connected to the middle of one side of the fixing groove, a flexible layer fixedly connected to the outside of the vertical column, and a second threaded groove fixedly connected to one side of the separating ring.

[0015] Preferably, the connecting rod in the external unit is engaged with the fixing groove, and the inside of the locking ring is in contact with the outside of the flexible layer.

[0016] Preferably, the second thread ring is engaged with the first thread groove, and the first thread ring is engaged with the second thread groove.

[0017] Compared with the prior art, the present invention has the following beneficial effects:

[0018] 1. In the present invention, through the provision of an external connection unit, a plurality of external bolts are inserted into the connection groove, and then the external bolts are rotated so that the bottom of the external bolts extends into the extension groove. During this process, the contact between the external bolts and the friction ring is deepened, so that the friction force on the external bolts is increased, thereby improving the stability of the external bolt connection.

[0019] 2. In the present invention, through the setting of the clamping unit, one end of the connecting rod extends into the fixed groove, and this part of the connecting rod is in the annular groove between the separating ring and the spherical shell. At the same time, the first thread ring extends into the second thread groove, and under the action of the elastic column and the spring, the second thread ring is driven to clamp with the first thread groove, thereby improving the stability of the internal connection. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a front view of the utility model;

[0021] Figure 2 It is a cross-sectional view of the connecting rod and the joint in the present utility model;

[0022] Figure 3 For this utility model Figure 2 A schematic diagram of the structure at center A;

[0023] Figure 4 It is a cross-sectional view of the sphere in the present utility model;

[0024] Figure 5 For this utility model Figure 4 Enlarged schematic diagram of the structure at point B in the middle.

[0025] In the picture:

[0026] 1. Sphere;

[0027] 2. External unit; 201. Connecting rod; 202. Joint; 203. Connecting groove; 204. Friction ring; 205. Extension groove; 206. Locking ring; 207. First thread groove; 208. Limit block; 209. First thread ring;

[0028] 3. Snap-fit ​​unit; 301. Fixed groove; 302. Annular groove; 303. Vertical column; 304. Flexible layer; 305. Movable groove; 306. Second threaded groove; 307. Spring; 308. Elastic column; 309. Push plate; 310. Second threaded ring. DETAILED DESCRIPTION

[0029] In order to make the technical means, creative features, objectives and effects achieved by the present invention easier to understand, the present invention is further described below in conjunction with specific implementation methods.

[0030] Example 1

[0031] like Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 as well as Figure 5As shown, a ball grid structure connected by bolts includes a ball 1, a clamping unit 3 arranged inside the ball 1, and an external unit 2 arranged on the side of the clamping unit 3;

[0032] The external unit 2 includes a plurality of connecting rods 201 disposed outside the sphere 1, a joint 202 fixedly connected to one end of the plurality of connecting rods 201, an external component disposed inside the joint 202 and the connecting rods 201, and a linkage component disposed inside the connecting rods 201;

[0033] The snap-fit ​​unit 3 includes a plurality of fixed grooves 301 opened inside the sphere 1, a separating ring arranged outside the fixed groove 301, an annular groove 302 arranged on one side of the separating ring, a movable groove 305 connected to one side of the annular groove 302, a propulsion assembly arranged inside the movable groove 305, and a snap-fit ​​assembly arranged inside the fixed groove 301.

[0034] The external components in the external unit 2 include a connecting groove 203 provided inside the connector 202, a friction ring 204 provided on the side of the connecting groove 203, and an extension groove 205 provided on one side inside the connecting rod 201;

[0035] The extension groove 205 is connected to the connection groove 203 .

[0036] The linkage assembly in the external unit 2 includes a hollow groove opened on the other side of the connecting rod 201, a locking ring 206 fixedly connected to the inside of the hollow groove, two limit blocks 208 fixedly connected to the side of the connecting rod 201, a first threaded groove 207 opened inside the limit block 208, and a first threaded ring 209 fixedly connected to the inner side of the hollow groove.

[0037] The propulsion assembly in the clamping unit 3 includes an elastic column 308 arranged inside the movable groove 305, a spring 307 arranged on the surface of the elastic column 308, a push plate 309 fixedly connected to one end of the elastic column 308, and a second threaded ring 310 fixedly connected to the bottom end of the push plate 309.

[0038] The clamping assembly in the clamping unit 3 includes a vertical column 303 fixedly connected to the middle of one side of the fixing groove 301, a flexible layer 304 fixedly connected to the outside of the vertical column 303, and a second threaded groove 306 fixedly connected to one side of the separation ring.

[0039] The connecting rod 201 in the external unit 2 is engaged with the fixing groove 301 , and the interior of the locking ring 206 is in contact with the exterior of the flexible layer 304 .

[0040] The second thread ring 310 is engaged with the first thread groove 207 , and the first thread ring 209 is engaged with the second thread groove 306 .

[0041] Insert multiple external bolts into the connection groove 203, and then rotate the external bolts so that the bottom of the external bolts extends into the extension groove 205. During this process, the contact between the external bolts and the friction ring 204 deepens, which increases the friction force on the external bolts, thereby improving the stability of the external bolt connection.

[0042] Example 2

[0043] like Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 as well as Figure 5 As shown, a ball grid structure connected by bolts includes a ball 1, a clamping unit 3 arranged inside the ball 1, and an external unit 2 arranged on the side of the clamping unit 3;

[0044] The external unit 2 includes a plurality of connecting rods 201 disposed outside the sphere 1, a joint 202 fixedly connected to one end of the plurality of connecting rods 201, an external component disposed inside the joint 202 and the connecting rods 201, and a linkage component disposed inside the connecting rods 201;

[0045] The snap-fit ​​unit 3 includes a plurality of fixed grooves 301 opened inside the sphere 1, a separating ring arranged outside the fixed groove 301, an annular groove 302 arranged on one side of the separating ring, a movable groove 305 connected to one side of the annular groove 302, a propulsion assembly arranged inside the movable groove 305, and a snap-fit ​​assembly arranged inside the fixed groove 301.

[0046] The external components in the external unit 2 include a connecting groove 203 provided inside the connector 202, a friction ring 204 provided on the side of the connecting groove 203, and an extension groove 205 provided on one side inside the connecting rod 201;

[0047] The extension groove 205 is connected to the connection groove 203 .

[0048] The linkage assembly in the external unit 2 includes a hollow groove opened on the other side of the connecting rod 201, a locking ring 206 fixedly connected to the inside of the hollow groove, two limit blocks 208 fixedly connected to the side of the connecting rod 201, a first threaded groove 207 opened inside the limit block 208, and a first threaded ring 209 fixedly connected to the inner side of the hollow groove.

[0049] The propulsion assembly in the clamping unit 3 includes an elastic column 308 arranged inside the movable groove 305, a spring 307 arranged on the surface of the elastic column 308, a push plate 309 fixedly connected to one end of the elastic column 308, and a second threaded ring 310 fixedly connected to the bottom end of the push plate 309.

[0050] The clamping assembly in the clamping unit 3 includes a vertical column 303 fixedly connected to the middle of one side of the fixing groove 301, a flexible layer 304 fixedly connected to the outside of the vertical column 303, and a second threaded groove 306 fixedly connected to one side of the separation ring.

[0051] The connecting rod 201 in the external unit 2 is engaged with the fixing groove 301 , and the interior of the locking ring 206 is in contact with the exterior of the flexible layer 304 .

[0052] The second thread ring 310 is engaged with the first thread groove 207 , and the first thread ring 209 is engaged with the second thread groove 306 .

[0053] Since one end of the connecting rod 201 extends into the fixing groove 301, and this part of the connecting rod 201 is in the annular groove 302 between the separating ring and the shell of the sphere 1, and at the same time the first thread ring 209 extends into the second thread groove 306, and under the action of the elastic column 308 and the spring 307, the second thread ring 310 is driven to engage with the first thread groove 207, thereby improving the stability of the internal connection.

[0054] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions are merely illustrative of the principles of the present invention. Various changes and improvements may be made to the present invention without departing from the spirit and scope of the present invention. Such changes and improvements are intended to fall within the scope of the present invention. The scope of protection claimed in this invention is defined by the appended claims and their equivalents.

Claims

1. A ball grid structure connected by bolts, comprising a ball (1), characterized in that: It also includes a clamping unit (3) arranged inside the sphere (1), and an external unit (2) arranged on the side of the clamping unit (3); The external connection unit (2) comprises a plurality of connecting rods (201) arranged outside the sphere (1), a joint (202) fixedly connected to one end of the plurality of connecting rods (201), an external connection component arranged inside the joint (202) and the connecting rods (201), and a linkage component arranged inside the connecting rods (201); The clamping unit (3) comprises a plurality of fixed grooves (301) provided inside the sphere (1), a separation ring provided outside the fixed grooves (301), an annular groove (302) provided on one side of the separation ring, a movable groove (305) connected to one side of the annular groove (302), a propulsion assembly provided inside the movable groove (305), and a clamping assembly provided inside the fixed groove (301).

2. The bolted ball grid structure according to claim 1, characterized in that: The external connection component in the external connection unit (2) includes a connection groove (203) provided inside the joint (202), a friction ring (204) provided on a side of the connection groove (203), and an extension groove (205) provided on one side inside the connecting rod (201); The extension groove (205) is connected to the connection groove (203).

3. The bolted ball grid structure according to claim 2, characterized in that: The linkage assembly in the external unit (2) comprises a hollow groove opened on the other side of the connecting rod (201), a locking ring (206) fixedly connected to the inside of the hollow groove, two limit blocks (208) fixedly connected to the side of the connecting rod (201), a first threaded groove (207) opened inside the limit block (208), and a first threaded ring (209) fixedly connected to the inside of the hollow groove.

4. The bolted ball grid structure according to claim 3, characterized in that: The propulsion assembly in the clamping unit (3) comprises an elastic column (308) arranged inside the movable groove (305), a spring (307) arranged on the surface of the elastic column (308), a push plate (309) fixedly connected to one end of the elastic column (308), and a second threaded ring (310) fixedly connected to the bottom end of the push plate (309).

5. The bolted ball grid structure according to claim 4, characterized in that: The clamping assembly in the clamping unit (3) comprises a vertical column (303) fixedly connected to the middle of one side of the fixing groove (301), a flexible layer (304) fixedly connected to the outside of the vertical column (303), and a second threaded groove (306) fixedly connected to one side of the separation ring.

6. The bolted ball grid structure according to claim 5, characterized in that: The connecting rod (201) in the external unit (2) is engaged with the fixing groove (301), and the interior of the locking ring (206) is in contact with the exterior of the flexible layer (304).

7. The bolted ball grid structure according to claim 6, characterized in that: The second thread ring (310) is engaged with the first thread groove (207), and the first thread ring (209) is engaged with the second thread groove (306).

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