阅读说明：本技术 一种新型的防松螺母系统 (Novel locknut system ) 是由 不公告发明人 于 2021-04-13 设计创作，主要内容包括：本发明公开了一种新型的防松螺母系统,包括螺母,螺栓和止转环,螺母端面设置含有通孔的结构,所述含有通孔的结构侧面设置有反向齿纹,所述反向齿纹绕着螺母的中心线均匀排列,所述反向齿纹相对螺母的端面由远及近的旋向与螺母旋进螺栓的方向相同,所述止转环包括环状结构,止转把和正向齿纹,环状结构为金属环,金属环内侧面设置有止转把,金属环外侧面设置有正向齿纹,所述正向齿纹绕着金属环的中心线均匀排列,正向齿纹与反向齿纹的旋向相同并且数量相等,所述螺栓侧面延轴向设置有凹槽,本发明通过对技术方案结构的优化,可以适应自动化加工,提高加工效率,快速普及紧固件防松技术。(The invention discloses a novel anti-loose nut system, which comprises a nut, a bolt and a rotation stopping ring, wherein the end face of the nut is provided with a structure containing a through hole, the side face of the structure containing the through hole is provided with reverse insections, the reverse insections are uniformly arranged around the central line of the nut, the rotation direction of the reverse insections relative to the end face of the nut from far to near is the same as the direction of screwing the nut into the bolt, the rotation stopping ring comprises an annular structure, a rotation stopping handle and forward insections, the annular structure is a metal ring, the inner side face of the metal ring is provided with the rotation stopping handle, the outer side face of the metal ring is provided with the forward insections, the forward insections are uniformly arranged around the central line of the metal ring, the rotation directions of the forward insections and the rotation directions of the reverse insections are the same and the quantity is the same, and the side face of the bolt is axially provided with a groove. The fastener anti-loosening technology is rapidly popularized.)

1. The utility model provides a novel locknut system, includes nut (2), bolt (1) and stall ring (3), characterized by: the end face of the nut (2) is provided with a structure containing a through hole, the center line of the structure containing the through hole is superposed with the center line of the nut (2), the side face of the structure containing the through hole is provided with reverse insections (22), the reverse insections (22) are uniformly arranged around the center line of the nut (2), the rotating direction of the reverse insections (22) relative to the end face of the nut (2) from far to near is the same as the direction of the nut (2) screwed into the bolt (1), the rotation stopping ring (3) comprises an annular structure, a rotation stopping handle (34) and a forward insection (31) are arranged on the inner side face of the annular structure, the side face of the annular structure is provided with forward insections (31), the forward insections (31) are uniformly arranged around the center line of the annular structure, the rotating directions of the forward insections (31) and the reverse insections (22) are the same, and the number of the forward insections (31) is equal to the number of the reverse insections (22), a groove is formed in the side face of the bolt (1);

the structure containing the through holes is a regular hexagonal prism containing the through holes, six side faces of the regular hexagonal prism (21) containing the through holes are respectively flush with six side faces of the nut (2), reverse insections (22) are arranged on the inner side face of the regular hexagonal prism (21) containing the through holes, the annular structure is a metal ring (33), and the outer side face of the metal ring (33) is provided with the forward insections;

or the structure containing the through hole is a pipeline (24), the reverse insection (22) is arranged on the outer side surface of the pipeline (24), the annular structure comprises an upper metal ring (36) and a lower metal ring (35), the lower end surface of the upper metal ring (36) is provided with the lower metal ring (35), the central line of the upper metal ring (36) and the central line of the lower metal ring (35) are on the same straight line, the inner side surface of the upper metal ring (36) is provided with a rotation stopping handle (34), and the inner side surface of the lower metal ring (35) is provided with the forward insection (31);

the bolt (1) is provided with a groove (12) along the axial direction;

or, the bolt (1) is provided with a groove (12) around the axial direction.

2. The novel locknut system of claim 1 wherein: the direction of the groove (12) relative to the bolt head (11) from far to near is opposite to the direction of the screw (2) screwed into the bolt (1).

3. A new type of anti-loose nut system according to claim 1, characterized in that the end surface of the reverse insection (22) far from the nut (2) is provided with a chamfer, and the end surface of the forward insection (31) near the nut (2) is provided with a chamfer.

4. A new type of locknut system according to claim 1, characterized in that the distance between two adjacent reverse insections (22) [ reverse insections (22) are regarded as one point ] is 0.4-2 times the pitch.

5. The novel locknut system as claimed in claim 1, characterized in that the reverse insection (22) has a reverse insection upper surface (23), a straight line of a line segment formed by the intersection of the reverse insection upper surface (23) and the cross section of the nut (2) intersects with the center line of the nut (2), the forward insection (31) has a forward insection lower surface (32), and a straight line of a line segment formed by the intersection of the forward insection lower surface (32) and the cross section of the anti-rotation ring (3) intersects with the center line of the anti-rotation ring (3).

Technical Field

The invention relates to the field of fastener equipment, in particular to a novel locknut system.

Background

In a locknut system provided with patent No. 2019202660343, one of them has the technical scheme of this part of transition ring to utilize the nut just can reverse this not hard up law when not hard up and combine the locking performance of fastener and the convenience of disassembling very ingenious together, but because the technical scheme processing that it provided is relatively difficult, leads to production efficiency not high, is unfavorable for the quick popularization of fastener locking technique.

Disclosure of Invention

The invention provides a technical scheme which can solve the problems in the background art that the processing is relatively difficult, the production efficiency is not high, and the rapid popularization of the fastener anti-loosening technology is not facilitated.

The invention is realized by the following technical scheme.

A novel locknut system comprises a nut, a rotation stopping ring and a bolt. The end face of the nut is provided with a structure containing a through hole, the central line of the structure containing the through hole is superposed with the central line of the nut, the side surface of the structure containing the through hole is provided with reverse insections which are evenly arranged around the central line of the nut, the screwing direction of the reverse insection relative to the end surface of the nut from far to near is the same as the screwing direction of the nut into the bolt, the anti-rotation ring comprises an annular structure, an anti-rotation handle and positive insections, the inner side surface of the annular structure is provided with the anti-rotation handle, the side surface of the annular structure is provided with positive insections which are uniformly arranged around the central line of the annular structure, the rotation directions of the positive insections and the reverse insections are the same, the number of the positive insections is equal to that of the reverse insections, the positive insection joint is in the reverse insection, the bolt side is provided with the recess, it is fixed in the recess to only rotate the joint.

Further, the structure that contains the through-hole is the regular hexagonal prism that contains the through-hole, six sides of regular hexagonal prism respectively with six sides coplanar of nut, the medial surface that contains the regular hexagonal prism of through-hole is provided with reverse insection, annular structure is a becket, the lateral surface of becket is provided with forward insection.

Furthermore, the structure containing the through hole is a pipeline, the reverse insection is arranged on the outer side surface of the pipeline, the annular structure comprises an upper metal ring and a lower metal ring, the lower end surface of the upper metal ring is provided with the lower metal ring, the central line of the upper metal ring and the central line of the lower metal ring are on the same straight line, the inner side surface of the upper metal ring is provided with a rotation stopping handle, and the inner side surface of the lower metal ring is provided with the forward insection.

Further, the bolt is provided with a groove along the axial direction.

Furthermore, the bolt is provided with a groove around the axial direction, and the direction of the groove relative to the bolt head from far to near is opposite to the direction of the screw precession bolt

Furthermore, the end face, far away from the nut, of the reverse insection is provided with a chamfer, and the end face, close to the nut, of the forward insection is provided with a chamfer.

Further, the distance between two adjacent reverse insections (the reverse insections are regarded as a point) is 0.4 to 2 times the pitch.

Furthermore, a straight line where a line segment formed by the intersection of the upper surface of the reverse insection and the cross section of the nut is located intersects with the center line of the nut, and a straight line where a line segment formed by the intersection of the lower surface of the forward insection and the cross section of the rotation stopping ring is located intersects with the center line of the rotation stopping ring.

Furthermore, the plane of the upper surface of the reverse insection and the cross section of the nut form a plane surface angle of 25-45 degrees.

Compared with the prior art, the invention has the advantages that the technical scheme of the fastener is relatively simple to process, the production efficiency is relatively high, the fastener technology is easy to popularize, the service life is relatively long, the anti-loosening performance is better, and the installation and the disassembly are relatively simple.

Drawings

Fig. 1 is a three-dimensional structure diagram of a novel locknut system provided in embodiment 1 of the present invention.

Fig. 2 is a three-dimensional structural view of a nut provided in embodiment 1 of the present invention.

Fig. 3 is a three-dimensional structural view of a rotation stop ring provided in embodiment 1 of the present invention.

Fig. 4 is a front plan view of a bolt provided in embodiment 3 of the present invention.

Fig. 5 is a front plan view of a bolt provided in embodiment 4 of the present invention.

Fig. 6 is a bottom three-dimensional structural view of the rotation stop ring provided in embodiment 2 of the present invention.

Fig. 7 is a top three-dimensional structural view of a rotation stop ring provided in embodiment 2 of the present invention.

Fig. 8 is a three-dimensional structural view of a nut provided in embodiment 2 of the present invention.

In the figure: 1. the pipe fitting comprises a bolt 11, a bolt head 12, a groove 2, a nut 21, a hexagonal prism 22 with a through hole, a reverse insection 23, a reverse insection upper surface 24, a pipe 3, a rotation stop ring 31, a forward insection 32, a forward insection lower surface 33, a metal ring 34, a rotation stop handle 35, a lower metal ring 36 and an upper metal ring

Detailed Description

The invention will be described in further detail with reference to the following drawings and detailed description:

a novel anti-loose nut system is disclosed, as shown in figures 2, 3, 4 and 5, comprising a nut 2, a rotation stopping ring 3 and a bolt 1, wherein the end surface of the nut 2 is provided with a structure containing a through hole, the central line of the structure containing the through hole is superposed with the central line of the nut 2, the side surface of the structure containing the through hole is provided with reverse insections 22, the reverse insections 22 are uniformly arranged around the central line of the nut 2, the rotation direction of the reverse insections 22 relative to the end surface of the nut 2 from far to near is the same as the direction of screwing the nut 2 into the bolt 1, the rotation stopping ring 3 comprises an annular structure, a rotation stopping handle 34 and a forward insection 31, the inner side surface of the annular structure is provided with a rotation stopping handle 34, the side surface of the annular structure is provided with forward insections 31, the forward insections 31 are uniformly arranged around the central line of the annular structure, the forward insections 31 and the reverse insections 22 have the same rotation direction, the number of the forward insections 31 is equal to the number of the reverse insections 22, therefore, the vibrating disc and the die-casting machine are combined together, the nut 2 and the rotation stopping ring 3 can be automatically processed, the production efficiency is greatly improved, and the rapid popularization of the fastener technology is facilitated.

When the installation fastener, after screwing up bolt 1 to the nut 2 and fastening the connecting piece, can cup joint rotation-stopping ring 3 on bolt 1, make in the rotation-stopping is fixed to recess 12 to 34 joint to be close to the terminal surface of nut 2, simultaneously small-angle reversal nut 2 makes in reverse insection 22 is arrived in the joint of forward insection 31. When disassembling the fastener, earlier low-angle corotation nut 2, the end face of keeping away from nut 2 and breaking away from nut 2 under the interact of reverse insection 22 and forward insection 31 is gone back to the stall ring 3, later takes off the stall ring 3 to the nut is rotated in the reversal, thereby disassembles the completion.

Example 1: as shown in fig. 2 and 3, the structure that contains the through-hole is the regular hexagonal prism 21 that contains the through-hole, six sides of the regular hexagonal prism 21 that contains the through-hole are coplanar with six sides of nut 2 respectively, the medial surface of the regular hexagonal prism 21 that contains the through-hole is provided with reverse insection 22, the annular structure is a becket 33, the lateral surface of becket 33 is provided with forward insection 31, the fastener structure is more reasonable like this, anti-loosening performance is better, forward insection 31 and reverse insection 22 are hidden between nut 2 and rotation-stopping ring 3, play certain effect of preventing damage, prolong fastener life to a certain extent.

Example 2: the difference from embodiment 1 is that as shown in fig. 6, fig. 7, and fig. 8, the structure including the through hole is the pipe 24, the reverse insection 22 is disposed on the outer side surface of the pipe 24, the annular structure includes an upper metal ring 36 and a lower metal ring 35, the lower end surface of the upper metal ring 36 is provided with the lower metal ring 35, the center line of the upper metal ring 36 and the center line of the lower metal ring 35 are on the same straight line, the inner side surface of the upper metal ring 36 is provided with the rotation stopping handle 34, and the inner side surface of the lower metal ring 35 is provided with the forward insection 31, so that in the process of installation and disassembly, the position of the rotation stopping ring 3 can be manually adjusted without tools, which has an auxiliary effect and is convenient for installation and disassembly, the forward insection 31 and the reverse insection 22 are hidden between the nut 2 and the rotation stopping ring 3, which has a certain damage prevention effect, and the service life of the fastener is prolonged to a certain extent.

Example 3, as shown in fig. 4, the bolt 1 is provided with a groove 12 along the axial direction.

Embodiment 4 is different from embodiment 3 in that, as shown in fig. 5, a groove 12 is axially formed in the bolt 1, and the direction from far to near of the groove 12 relative to the bolt head 11 is opposite to the direction in which the nut 2 is screwed into the bolt 1, so that when the fastener forward rotation nut 2 is disassembled, the groove 12 axially formed around the groove can provide an upward thrust to the rotation stop ring 3 through the rotation stop handle 34, thereby avoiding the difficulty in disassembling the rotation stop ring 3 due to rusting and facilitating the disassembly of the fastener.

Embodiment 5, the terminal surface that reverse insection 22 kept away from nut 2 is provided with the chamfer, and the terminal surface that forward insection 31 is close to nut 2 is provided with the chamfer, and like this when the installation fastener, the forward insection 31 of rotation-stopping ring 3 is in the moment of contact with reverse insection 22, and forward insection 31 can automatic adjustment position and easily the joint to reverse insection 22 on, makes things convenient for the installation of fastener.

In example 6, the distance between two adjacent reverse insections 22 (the reverse insections 22 are regarded as one point) is 0.4 to 2 times the pitch of the thread, so that the fastener is more excellent in the looseness prevention.

In embodiment 7, the straight line of the line segment formed by the intersection of the reverse insection upper surface 23 and the cross section of the nut 2 intersects with the center line of the nut 2, and the straight line of the line segment formed by the intersection of the cross section of the forward insection lower surface 32 and the cross section of the rotation-stopping ring 3 intersects with the center line of the rotation-stopping ring 3, so that when the fastener forward rotation nut 2 is disassembled, the supporting force of the reverse insection upper surface 23 on the forward insection lower surface 32 does not generate a component force pointing to the direction of the center line of the nut 2, and thus the reverse insection 22 can more efficiently push the rotation-stopping ring 3 away from the nut 2, thereby avoiding the difficulty in disassembling caused by rusting of the rotation-stopping ring 3 and facilitating the disassembling of the fastener.

In the embodiment 8, the plane of the upper surface 23 of the reverse insection is 25 to 45 degrees with respect to the cross section of the nut 2, so that the disassembly of the fastener is more convenient.

According to the invention, through the improvement of the structure of the fastener, the vibration disc and the die-casting machine are combined together, so that the automatic processing of the fastener can be realized, the processing efficiency is improved, the anti-loosening technology of the fastener is rapidly popularized, the anti-loosening effect is good, and the disassembly and the assembly are convenient. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.