Bolt gasket

Abstract

According to the bolt gasket, the first end of the first half body is provided with the first notch, the first end of the second half body is provided with the second notch, the lower end face of the first half body is provided with the first anti-skid structure, and the upper end face of the second half body is provided with the second anti-skid structure matched with the first anti-skid structure. The second notch is located below the second end of the first half body, and the first half body and the second half body form an annular structure. Due to the fact that the bolt gasket is formed by combining the first half body and the second half body, when the bolt gasket is replaced, only the second notch of the second half body needs to be aligned with the bolt to be clamped in, then the first notch of the first half body is aligned with the bolt to be clamped in, and the second notch is located below the second end of the first half body; and the first anti-skid structure is in contact with the second anti-skid structure, and the bolt gasket can be replaced through mutual matching of the first anti-skid structure and the second anti-skid structure.

Description

Technical Field

[0001] The utility model relates to the field of bolt washers, in particular to a bolt washers. Background Art

[0002] Nuclear fuel assembly transport containers are usually exposed to high-frequency vibration conditions such as road or rail transportation. Therefore, bolt washers are usually used in nuclear fuel assembly transport containers to prevent bolts from loosening and ensure the safety and stability of the transport containers.

[0003] However, existing bolt washers are usually annular, and the bolts need to be completely unscrewed before they can be installed during disassembly and assembly. The washers will become brittle after long-term use and then crack and damage will occur. Therefore, the washers need to be replaced in time. If the bolts cannot be completely unscrewed due to space constraints, it will be impossible to replace new washers. Utility Model Content

[0004] In view of this, an embodiment of the present invention provides a bolt washer to solve the problem that the washer cannot be replaced when the bolt cannot be completely screwed out.

[0005] To achieve the above objectives, the present invention provides the following technical solutions:

[0006] A bolt washer comprises: a first half body and a second half body;

[0007] A first notch is formed at the first end of the first half body;

[0008] A second notch is formed at the first end of the second half body;

[0009] The lower end surface of the first half body is provided with a first anti-slip structure;

[0010] The upper end surface of the second half body is provided with a second anti-slip structure that cooperates with the first anti-slip structure;

[0011] The second notch is located below the second end of the first half body, and the first half body and the second half body form an annular structure.

[0012] Preferably, the lower end surface of the first half body is provided with a plurality of first latching teeth to form a first anti-slip structure;

[0013] The upper end surface of the second half body is provided with a plurality of second latching teeth which cooperate with the first latching teeth to form a second anti-slip structure.

[0014] Preferably, the lower end surface of the first half body is provided with a first protrusion that cooperates with the second notch.

[0015] Preferably, it further comprises: a first limiting member for limiting the first protrusion from coming out of the second notch.

[0016] Preferably, the first limiting member is an insert rod;

[0017] A first insertion hole for inserting the first limiting member is formed at the first end of the second half body, and the first insertion hole is communicated with the second notch;

[0018] The second end of the first half body is provided with a second insertion hole for inserting the first limiting member.

[0019] Preferably, the upper end surface of the second half body is provided with a second protrusion that cooperates with the first notch.

[0020] Preferably, it further comprises: a second limiting member for limiting the second protrusion from coming out of the first notch.

[0021] Preferably, the second limiting member is an insert rod;

[0022] A third insertion hole for inserting the second limiting member is formed at the first end of the first half body, and the third insertion hole is communicated with the first notch;

[0023] The second end of the second half body is provided with a fourth insertion hole for inserting the second limiting member.

[0024] Preferably, the first notch and the second notch are both U-shaped grooves.

[0025] Preferably, a plurality of extended first inserts are provided at the arc portion of the first notch;

[0026] A plurality of second inserting pieces extending downward are provided at the arc-shaped portion of the second notch, and the plurality of first inserting pieces and the plurality of second inserting pieces are used for inserting into the screw holes.

[0027] The present invention provides a bolt washer, wherein a first notch is formed on the first end of a first half body, a second notch is formed on the first end of a second half body, a first anti-slip structure is formed on the lower end surface of the first half body, and a second anti-slip structure is formed on the upper end surface of the second half body to cooperate with the first anti-slip structure. The second notch is located below the second end of the first half body, and the first half body and the second half body form an annular structure. According to the bolt washer disclosed above, since the bolt washer of the present application is composed of the first half body and the second half body, when replacing the bolt washer, it is only necessary to first align the second notch of the second half body with the bolt and then align the first notch of the first half body with the bolt and then align the first notch of the first half body with the bolt and then align the second notch with the bolt and then align the second notch with the second end of the first half body. The first anti-slip structure and the second anti-slip structure are in contact with each other, and a complete annular bolt washer is formed by the mutual cooperation of the first anti-slip structure and the second anti-slip structure. Compared with the existing annular bolt, the present invention can not only effectively improve the bolt replacement efficiency, but also realize the replacement of the bolt washer when the bolt cannot be completely withdrawn from the screw hole. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are merely embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on the provided drawings without paying any creative work.

[0029] Figure 1 A schematic structural diagram of a bolt washer provided in an embodiment of the present utility model;

[0030] Figure 2 An exploded view of a bolt washer provided in an embodiment of the present utility model;

[0031] Figure 3 An exploded view of the bolt washer provided in another embodiment of the present invention;

[0032] Figure 4 A schematic diagram of the cooperation between a bolt washer and a bolt provided in an embodiment of the present utility model.

[0033] Among them, the first half body 1, the first notch 11, the first anti-slip structure 12, the first protrusion 13, the second hole 14, the third hole 15, the first plug 16, the second half body 2, the second notch 21, the second anti-slip structure 22, the first hole 23, the second protrusion 24, the fourth hole 25, the second plug 26, the first limiter 3, and the second limiter 4. DETAILED DESCRIPTION

[0034] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0035] The utility model embodiment provides a bolt washer, see Figures 1 to 4 , Figure 1 This is a structural diagram of a bolt washer, which includes a first half body 1 and a second half body 2;

[0036] A first notch 11 is formed at the first end of the first half body 1;

[0037] A second notch 21 is formed at the first end of the second half body 2;

[0038] The lower end surface of the first half body 1 is provided with a first anti-slip structure 12;

[0039] The upper end surface of the second half body 2 is provided with a second anti-slip structure 22 that cooperates with the first anti-slip structure 12;

[0040] The second notch 21 is located below the second end of the first half body 1 , and the first half body 1 and the second half body 2 form an annular structure.

[0041] It should be noted that by providing a first anti-slip structure 12 on the lower end surface of the first half body 1 and providing a second anti-slip structure 22 on the upper end surface of the second half body 2 that cooperates with the first anti-slip structure 12, the cooperation between the first anti-slip structure 12 and the second anti-slip structure 22 can prevent the first half body 1 from separating from the second half body 2, thereby ensuring the integrity of the bolt gasket.

[0042] It should also be noted that the first half body 1 and the second half body 2 form an annular structure, and bolts can pass through the through holes of the annular structure and be threadedly connected with the screw holes.

[0043] In the embodiment of the present invention, a first notch 11 is provided at the first end of the first half body 1, a second notch 21 is provided at the first end of the second half body 2, a first anti-slip structure 12 is provided on the lower end surface of the first half body 1, and a second anti-slip structure 22 is provided on the upper end surface of the second half body 2 that cooperates with the first anti-slip structure 12. The second notch 21 is located below the second end of the first half body 1, and the first half body 1 and the second half body 2 form an annular structure. Through the bolt gasket disclosed above, since the bolt gasket of the present application is composed of a first half body 1 and a second half body 2, when replacing the bolt gasket, you only need to align the second notch 21 of the second half body 2 with the bolt and then align the first notch 11 of the first half body 1 with the bolt and make the second notch 21 below the second end of the first half body 1, and the first anti-slip structure 12 contacts the second anti-slip structure 22. Through the mutual cooperation of the first anti-slip structure 12 and the second anti-slip structure 22, a complete annular bolt gasket can be formed. Compared with the existing annular bolts, the present application can not only effectively improve the replacement efficiency of the bolts, but also realize the replacement of the bolt gasket when the bolt cannot be completely withdrawn from the screw hole.

[0044] Specifically, the lower end surface of the first half body 1 is provided with a plurality of first latching teeth to form a first anti-slip structure 12;

[0045] The upper end surface of the second half body 2 is provided with a plurality of second latching teeth cooperating with the first latching teeth to form a second anti-slip structure 22 .

[0046] It should be noted that the first half body 1 and the second half body 2 can be prevented from separating by providing a plurality of first latching teeth on the lower end surface of the first half body 1 and a plurality of second latching teeth cooperating with the first latching teeth on the upper end surface of the second half body 2. Alternatively, other types of anti-slip structures can be provided to prevent the first half body 1 and the second half body 2 from separating (such as positioning holes cooperating with positioning protrusions). Those skilled in the art can make a choice according to their needs.

[0047] Furthermore, a first protrusion 13 is provided on the lower end surface of the first half body 1 to cooperate with the second notch 21 .

[0048] It should be noted that after the first half body 1 and the second half body 2 are combined, the lower end surface of the first protrusion 13 is at the same height as the lower end surface of the second half body 2. Furthermore, by providing the first protrusion 13 on the lower end surface of the first half body 1 to cooperate with the second notch 21, the first protrusion 13 can make the overall force of the bolt washer more uniform, thereby effectively extending the service life of the bolt washer.

[0049] Furthermore, the bolt washer further includes a first limiting member 3 for limiting the first protrusion 13 from escaping from the second notch 21 .

[0050] It should be noted that, by providing the first stopper 3 for limiting the first protrusion 13 from coming out of the second notch 21 , the first half body 1 and the second half body 2 can be further prevented from separating.

[0051] Specifically, the first limiting member 3 is an insert rod;

[0052] A first insertion hole 23 for inserting the first limiting member 3 is formed at the first end of the second half body 2, and the first insertion hole 23 is communicated with the second notch 21;

[0053] A second insertion hole 14 for inserting the first limiting member 3 is defined at the second end of the first half body 1 .

[0054] It should be noted that the first insertion hole 23 is a screw hole, and the insertion rod is provided with an external thread. Through the threaded engagement, the first limiting member 3 can be prevented from falling out of the first insertion hole 23 .

[0055] It should also be noted that first insertion holes 23 are formed on both sides of the first end of the second half body 2 .

[0056] Specifically, the upper end surface of the second half body 2 is provided with a second protrusion 24 that cooperates with the first notch 11 .

[0057] It should be noted that after the first half body 1 and the second half body 2 are combined, the upper end surface of the second protrusion 24 is at the same height as the upper end surface of the first half body 1. Furthermore, by providing a second protrusion 24 on the upper end surface of the second half body 2 that cooperates with the first notch 11, the second protrusion 24 can further make the overall force of the bolt washer more uniform, thereby effectively extending the service life of the bolt washer.

[0058] Furthermore, the bolt washer further includes a second limiting member 4 for limiting the second protrusion 24 from escaping from the first notch 11 .

[0059] It should be noted that, by providing the second stopper 4 for limiting the second protrusion 24 from coming out of the first notch 11 , the first half body 1 and the second half body 2 can be further prevented from separating.

[0060] Specifically, the second limiting member 4 is an insert rod;

[0061] A third insertion hole 15 for inserting the second limiting member 4 is formed at the first end of the first half body 1, and the third insertion hole 15 is communicated with the first notch 11;

[0062] A fourth insertion hole 25 for inserting the second limiting member 4 is defined at the second end of the second half body 2 .

[0063] It should be noted that the third insertion hole 15 is a screw hole, and the insertion rod is provided with an external thread. Through the threaded engagement, the second limiting member 4 can be prevented from falling out of the third insertion hole 15.

[0064] It should also be noted that third insertion holes 15 are formed on both sides of the first end of the first half body 1 .

[0065] Specifically, the first notch 11 and the second notch 21 are both U-shaped grooves.

[0066] It should be noted that the first notch 11 and the second notch 21 can be set as U-shaped grooves or other types of notches, and those skilled in the art can make the selection according to needs.

[0067] Specifically, a plurality of extended first inserts 16 are provided at the arc portion of the first notch 11;

[0068] A plurality of second inserting pieces 26 extending downward are provided at the arc portion of the second notch 21 . The plurality of first inserting pieces 16 and the plurality of second inserting pieces 26 are used to be inserted into the screw holes.

[0069] It should be noted that by providing multiple extended first plugs 16 at the arc of the first slot 11 and multiple downwardly extending second plugs 26 at the arc of the second slot 21, the multiple first plugs 16 and the multiple second plugs 26 are used to insert into the screw holes. During installation, the first plugs 16 and the second plugs 26 are inserted into the screw holes, which can make the threaded connection between the bolts and the screw holes tighter.

[0070] It should also be noted that the first inserting piece 16 can be formed by bending when processing the first notch 11 , and the second inserting piece 26 can be formed by bending when processing the second notch 21 .

[0071] The above description of the disclosed embodiments will enable one skilled in the art to implement or use the present invention. Various modifications to these embodiments will be readily apparent to one skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention is not limited to the embodiments shown herein but is intended to conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A bolt washer, characterized in that: include: The first half and the second half; A first notch is formed at the first end of the first half; A second notch is formed at the first end of the second half; The lower end surface of the first half body is provided with a first anti-slip structure; The upper end surface of the second half body is provided with a second anti-slip structure that cooperates with the first anti-slip structure; The second notch is located below the second end of the first half body, and the first half body and the second half body form an annular structure.

2. The bolt washer according to claim 1, characterized in that The lower end surface of the first half body is provided with a plurality of first latching teeth to form the first anti-slip structure; The upper end surface of the second half body is provided with a plurality of second latching teeth that cooperate with the first latching teeth to form the second anti-slip structure.

3. The bolt washer according to claim 1, characterized in that The lower end surface of the first half body is provided with a first protrusion that matches the second notch.

4. The bolt washer according to claim 3, characterized in that: Also includes: A first limiting member is used to limit the first protrusion from escaping from the second notch.

5. The bolt washer according to claim 4, characterized in that: The first limiting member is an insert rod; A first insertion hole for inserting the first limiting member is formed at the first end of the second half, and the first insertion hole is communicated with the second notch; A second insertion hole for inserting the first limiting member is formed at the second end of the first half body.

6. The bolt washer according to claim 3, characterized in that: The upper end surface of the second half body is provided with a second protrusion that matches the first notch.

7. The bolt washer according to claim 6, characterized in that: Also includes: A second limiting member is used to limit the second protrusion from coming out of the first notch.

8. The bolt washer according to claim 7, characterized in that: The second limiting member is an insert rod; A third insertion hole for inserting the second limiting member is formed at the first end of the first half, and the third insertion hole is communicated with the first notch; The second end of the second half body is provided with a fourth insertion hole for inserting the second limiting member.

9. The bolt washer according to claim 1, characterized in that The first notch and the second notch are both U-shaped grooves.

10. The bolt washer according to claim 9, characterized in that: A plurality of extended first inserts are provided at the arc-shaped portion of the first notch; A plurality of second inserting pieces extending downward are provided at the arc-shaped portion of the second notch, and the plurality of first inserting pieces and the plurality of second inserting pieces are used for inserting into the screw holes.

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