Screw fastener with anti-thread-slipping structure

Abstract

The utility model provides a screw fastener with an anti-thread-slipping structure. The screw fastener with the anti-thread-slipping structure comprises a screw rod, a screw rod and a screw rod, the nut is fixedly connected to the top end of the screw rod, first insertion openings are formed in the opposite sides of the outer surface of the nut, multiple sets of anti-slip strips are arranged on the outer edge of the nut, a second anti-slip thread sleeve is arranged on the outer surface of the nut, and first butt joint blocks are fixedly connected to the opposite sides of the inner surface of the second anti-slip thread sleeve; a plurality of first clamping grooves are formed in the inner surface of the second anti-skid screw sleeve; and the screw cap is in threaded connection with the outer surface of the screw rod. According to the screw fastener with the anti-slipping structure, protection of the nut and the corner angles of the nut is improved through the design and the anti-slipping strips, meanwhile, the nut and the outer surface of the nut are protected through the first anti-slipping thread sleeve and the second anti-slipping thread sleeve, abrasion in the disassembly and assembly process is reduced, and the situation of thread slipping is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to screw fastener anti -slip silk technical field especially with anti -slip silk structure's screw fastener. BACKGROUND

[0002] Bolt: mechanical parts, with nut cylindrical threaded fastener, by head and screw two parts constitute a kind of fastener, need to cooperate with nut, used for fastening connection two parts with through hole.

[0003] The main role of screw fastener includes connecting parts, anti -loosening, vibration resistance and improving equipment reliability, while screw fastener has the effect of anti -loosening, connecting parts and vibration resistance, and in order to increase the stability of screw fastener connection, the nut and nut of screw fastener are generally polygonal, and the corners are all angular.

[0004] In the process of adopting tool dismounting screw fastener nut and nut, the nut and nut corner can be worn due to wear, thereby causing the dismounting tool and nut nut connection to appear silk slip, thereby affecting the dismounting of screw fastener.

[0005] Therefore, it is necessary to provide a screw fastener with anti -slip silk structure to solve the above technical problems. INVENTION CONTENTS

[0006] The utility model provides a screw fastener with anti -slip silk structure, solve the problem that in use dismounting tool dismounting screw fastener can cause nut and nut silk slip due to wear and affect the dismounting of screw fastener.

[0007] To solve the above technical problems, the screw fastener with anti -slip silk structure provided by the utility model comprises a screw rod;

[0008] Nut, the nut is fixedly connected at the top end of the screw rod, the outer surface of the nut is provided with a first socket on the opposite side, the outer edge of the nut is provided with a plurality of anti -slip strips, the outer surface of the nut is provided with a second anti -slip silk sleeve, the inner surface of the second anti -slip silk sleeve is fixedly connected with a first butt joint block on the opposite side, and a plurality of first clamping grooves are formed in the inner surface of the second anti -slip silk sleeve;

[0009] Nut, the nut is fixedly connected at the top end of the screw rod, the outer surface of the nut is provided with a first socket on the opposite side, the outer edge of the nut is provided with a plurality of anti -slip strips, the outer surface of the nut is provided with a second anti -slip silk sleeve, the inner surface of the second anti -slip silk sleeve is fixedly connected with a first butt joint block on the opposite side, and a plurality of first clamping grooves are formed in the inner surface of the second anti -slip silk sleeve;

[0010] The anti-skid strip is close to the edge of the nut, the anti-skid strip on the outer surface of the nut and the cap corresponds to the position of the first clamping groove and the second clamping groove, and the first abutting block is clamped into the inside of the first insertion hole.

[0011] Preferably, the top of the cap is provided with an abutting hole, and the bottom of the inner wall of the abutting hole is provided with a polygonal insertion hole.

[0012] The polygonal insertion hole is at least pentagonal.

[0013] Preferably, the inside of the polygonal insertion hole is provided with a polygonal insertion plug, the top end of the polygonal insertion plug is fixedly connected with a polygonal auxiliary block, and the top of the polygonal auxiliary block is provided with a polygonal dismounting hole.

[0014] The polygonal auxiliary block is clamped into the inside of the abutting hole, and the polygonal insertion plug is inserted into the inside of the polygonal insertion hole.

[0015] Preferably, the outer surface of the cap is provided with a protective sleeve, and the outer surface of the protective sleeve is provided with an anti-skid line.

[0016] The protective sleeve is sleeved on the outer surface of the cap, and the outer surface of the nut can also be provided with the protective sleeve.

[0017] Preferably, the outer surface of the screw is provided with a second fastening assembly close to the top end, and the outer surface of the screw is provided with a first fastening assembly close to the bottom end.

[0018] The first fastening assembly and the second fastening assembly can prevent loosening and increase the anti-vibration property of the screw fastener.

[0019] Preferably, the first fastening assembly comprises a first gasket, the lower portion of the first gasket is provided with a second gasket, and the side surface adjacent to the first gasket and the second gasket is provided with an abutting strip.

[0020] Compared with the related art, the screw fastener with an anti-skid structure has the following beneficial effects:

[0021] The utility model provides a screw fastener with anti -slip silk structure, in order to reduce the nut and screw cap silk -slipping condition in screw fastener, is provided with anti -slip strip in the position of the outer surface of nut and screw cap near the edge, and the opposite side of the outer surface of nut is provided with first socket, then only need second anti -slip silk cover with first clamping groove, install on the outer surface of nut through first butt joint block, can the edge of the outer surface of nut play certain protection effect, same structure installs a first anti -slip silk cover on the outer surface of screw cap, can also play the protection effect to the outer surface of screw cap, improve the protection of the edge of nut and screw cap through the design of anti -slip strip, and the outer surface of screw cap and nut is protected through first anti -slip silk cover and second anti -slip silk cover, reduces the abrasion in the process of dismounting, reduces the silk -slipping condition. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 The structure schematic diagram of a preferred embodiment of the screw fastener with anti -slip silk structure provided by the utility model is provided.

[0023] Figure 2 The structure schematic diagram of the screw rod provided by the utility model is provided.

[0024] Figure 3 The utility model provides Figure 2 The enlarged view of the A place shown.

[0025] Figure 4 The utility model provides Figure 2 The enlarged view of the B place shown.

[0026] Figure 5 The utility model provides Figure 2 The enlarged view of the C place shown.

[0027] Figure 6 The structure schematic diagram of the polygonal jack is provided.

[0028] Mark number: 1, nut, 2, screw rod, 3, screw cap, 4, protective sleeve, 5, first anti -slip silk cover, 6, first fastening component, 601, first gasket, 602, second gasket, 603, butt joint strip, 7, second fastening component, 8, second anti -slip silk cover, 9, polygonal jack, 10, anti -slip line, 11, first socket, 12, polygonal plug, 13, polygonal auxiliary block, 14, polygonal dismounting mouth, 15, first clamping groove, 16, first butt joint block, 17, butt joint, 18, anti -slip strip, 19, second clamping groove, 20, second butt joint block, 21, second socket. DETAILED DESCRIPTION

[0029] The utility model will be further explained below in combination with the drawings and implementation.

[0030] Please refer to Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 、 Figure 5 and Figure 6 wherein, Figure 1 is a preferred embodiment of the screw fastener with anti-slip wire structure provided by the utility model structure schematic diagram; Figure 2 is a structure schematic diagram of the screw rod provided by the utility model; Figure 3 is an enlarged view of A shown in Figure 2 ; Figure 4 is an enlarged view of B shown in Figure 2 ; Figure 5 is an enlarged view of C shown in Figure 2 ; Figure 6 is a structure schematic diagram of the polygonal jack provided by the utility model. The screw fastener with anti-slip wire structure comprises a screw rod 2;

[0031] a nut 1, the nut 1 is fixedly connected at the top end of the screw rod 2, the outer surface of the nut 1 is provided with a first jack 11 on the opposite side, the outer edge of the nut 1 is provided with a plurality of anti-slip strips 18, the outer surface of the nut 1 is provided with a second anti-slip wire sleeve 8, the inner surface of the second anti-slip wire sleeve 8 is fixedly connected with a first butt joint block 16 on the opposite side, and a plurality of first clamping grooves 15 are formed in the inner surface of the second anti-slip wire sleeve 8;

[0032] a nut 3, the nut 3 is threadedly connected to the outer surface of the screw rod 2, the outer surface of the nut 3 is provided with a second jack 21 on the opposite side, the outer surface of the nut 3 is provided with a first anti-slip wire sleeve 5, the inner surface of the first anti-slip wire sleeve 5 is fixedly connected with a second butt joint block 20 on the opposite side, and a plurality of second clamping grooves 19 are formed in the inner surface of the first anti-slip wire sleeve 5;

[0033] The anti-slip strip 18 is close to the position of the edge of the nut 1, the anti-slip strip 18 and the first clamping groove 15 and the second clamping groove 19 on the outer surface of the nut 1 and the nut 3 correspond in position, the first butt joint block 16 is clamped into the inside of the first jack 11, and the second butt joint block 20 is clamped into the inside of the second jack 21, so that the first anti-slip wire sleeve 5 can be installed on the outer surface of the nut 3.

[0034] The top of the nut 3 is provided with a butt joint 17, and the bottom of the inner wall of the butt joint 17 is provided with a polygonal jack 9;

[0035] The polygonal jack 9 is at least pentagonal, and the butt joint 17 is pentagonal.

[0036] The polygon socket 9 is internally provided with a polygon plug 12, the top end of the polygon plug 12 is fixedly connected with a polygon auxiliary block 13, and the top of the polygon auxiliary block 13 is provided with a polygon dismounting opening 14.

[0037] The polygon auxiliary block 13 is clamped into the internal part of the docking port 17, the polygon plug 12 is inserted into the internal part of the polygon socket 9, and the polygon dismounting opening 14 is convenient for the insertion of a dismounting tool.

[0038] The outer surface of the screw nut 3 is provided with a protective sleeve 4, and the outer surface of the protective sleeve 4 is provided with anti-skid lines 10.

[0039] The protective sleeve 4 is sleeved on the outer surface of the screw nut 3, and the outer surface of the nut 1 can also be provided with the protective sleeve 4, which mainly plays a protection role.

[0040] The outer surface of the screw rod 2 is provided with a second fastening assembly 7 near the top end, and the outer surface of the screw rod 2 is provided with a first fastening assembly 6 near the bottom end.

[0041] The first fastening assembly 6 and the second fastening assembly 7 can play a loosening prevention role and increase the anti-vibration performance of the screw fastener.

[0042] The first fastening assembly 6 comprises a first gasket 601, the lower portion of the first gasket 601 is provided with a second gasket 602, and the adjacent side of the first gasket 601 and the second gasket 602 is provided with a docking strip 603.

[0043] The first fastening assembly 6 and the second fastening assembly 7 have the same structure, and the docking strip 603 can increase the friction.

[0044] The working principle of the screw fastener with the anti-skid wire structure is as follows:

[0045] The outer surface of the nut 1 and the screw nut 3 is provided with an anti-skid strip 18 near the edge, and the outer surface of the nut 1 is provided with a first socket 11 on the opposite side, then the second anti-skid wire sleeve 8 with the first clamping groove 15 is installed on the outer surface of the nut 1 through the first docking block 16, so that the edge of the outer surface of the nut 1 is protected, and the same structure is used to install a first anti-skid wire sleeve 5 on the outer surface of the screw nut 3, so that the outer surface of the screw nut 3 is protected, in actual use, a plurality of anti-skid strips 18 are integrally formed on the edge of the outer surface of the nut 1 and the screw nut 3, before the nut 1 and the screw nut 3 are dismounted, the first anti-skid wire sleeve 5 is installed on the outer surface of the screw nut 3, and the second anti-skid wire sleeve 8 is installed on the outer surface of the nut 1, then the nut 1 and the screw nut 3 can be dismounted through a dismounting tool, and if the anti-skid wire is damaged, a new anti-skid wire sleeve can be replaced.

[0046] Compared with the related art, the screw fastener with the anti-slip structure has the following beneficial effects:

[0047] In order to reduce the nut and cap slip in the screw fastener, the anti-slip strip 18 is arranged on the outer surface of the nut 1 and the cap 3 near the edge, and the first socket 11 is arranged on the outer surface of the nut 1, then the second anti-slip sleeve 8 with the first clamping groove 15 is installed on the outer surface of the nut 1 through the first butt joint block 16, so that the outer surface of the nut 1 is protected, and the first anti-slip sleeve 5 is installed on the outer surface of the cap 3, so that the outer surface of the cap 3 is protected, the anti-slip strip 18 is used to improve the protection of the edges of the nut 1 and the cap 3, and the first anti-slip sleeve 5 and the second anti-slip sleeve 8 are used to protect the outer surfaces of the cap 3 and the nut 1, so that the wear in the disassembly process is reduced, and the slip condition is reduced.

[0048] The above is only an embodiment of the utility model, and does not limit the patent range of the utility model, and equivalent structures or equivalent process transformations using the contents of the utility model specification and drawings, or direct or indirect application in other related technical fields are also included in the patent protection range of the utility model.

Claims

1. A screw fastener with an anti-slip wire structure, characterized in that: include: screw; A nut, the nut is fixedly connected to the top of the screw, a first socket is opened on the opposite side of the outer surface of the nut, a plurality of groups of anti-slip strips are provided on the outside of the nut, a second anti-slip thread sleeve is provided on the outer surface of the nut, a first docking block is fixedly connected to the opposite side of the inner surface of the second anti-slip thread sleeve, and a plurality of first slots are opened on the inner surface of the second anti-slip thread sleeve; A nut, the nut is threadedly connected to the outer surface of the screw, a second socket is provided on the opposite side of the outer surface of the nut, the outer surface of the nut is provided with a first anti-slip wire sleeve, the inner surface of the first anti-slip wire sleeve is fixedly connected to a second docking block on the opposite side, and the inner surface of the first anti-slip wire sleeve is provided with multiple groups of second slots.

2. The screw fastener with an anti-slip wire structure according to claim 1, characterized in that: A docking port is provided on the top of the nut, and a polygonal plug hole is provided on the bottom of the inner wall of the docking port.

3. The screw fastener with an anti-slip wire structure according to claim 2, characterized in that: A polygonal plug is installed inside the polygonal socket, a top end of the polygonal plug is fixedly connected to a polygonal auxiliary block, and a polygonal disassembly opening is provided on the top of the polygonal auxiliary block.

4. The screw fastener with an anti-slip wire structure according to claim 1, characterized in that: The outer surface of the nut is provided with a protective sleeve, and the outer surface of the protective sleeve is provided with anti-slip grooves.

5. The screw fastener with an anti-slip wire structure according to claim 1, characterized in that: A second fastening component is provided on the outer surface of the screw rod near the top end, and a first fastening component is provided on the outer surface of the screw rod near the bottom end.

6. The screw fastener with an anti-slip wire structure according to claim 5, characterized in that: The first fastening assembly includes a first gasket, a second gasket is arranged below the first gasket, and adjacent sides of the first gasket and the second gasket are both provided with a docking strip.

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