Stainless steel bolt with guide structure

Abstract

The utility model relates to the technical field of stainless steel bolts, and discloses a stainless steel bolt with a guide structure, which comprises a thread mounting mechanism, a positioning retaining mechanism and a perpendicularity retaining mechanism are arranged on the outer side of the thread mounting mechanism, the thread mounting mechanism comprises a screw, and the top end of the screw is fixedly connected with a hexagonal block. The positioning maintaining mechanism comprises a positioning base, and a flaring groove is formed between the center positions of the upper side wall and the lower side wall of the positioning base. The auxiliary perpendicularity keeping mechanism is arranged, four positioning holes are formed in the wall of the flaring groove of the positioning base at equal angles, the flaring groove is slidably attached to the vertical sleeve, four positioning clamping blocks are fixedly connected to the bottom end of the annular outer wall of the vertical sleeve at equal angles, and after the positioning clamping blocks are clamped into the corresponding positioning holes, the positioning clamping blocks are clamped into the positioning holes, so that the perpendicularity is kept. And the screw rod penetrates through the positioning base to be assembled with the vertical sleeve, so that the accuracy of a bolt mounting position is ensured, the perpendicularity of bolt mounting is also ensured, and meanwhile, the mounting quality and efficiency are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to stainless steel bolt technical field, concretely is a stainless steel bolt with guide structure. BACKGROUND

[0002] The stainless steel bolt with guide structure is a bolt with special design, including DIN6912 thin head internal hexagon bolt with guide hole, the bolt head is thin head internal hexagon, the head has guide hole, the positioning hole is also called guide hole, and is used with DIN6911 wrench. The material is usually 304, 316 stainless steel, the nominal diameter ranges from M4 to M24, and the nominal length is between 6 and 150 mm.

[0003] The existing stainless steel bolt with guide structure has the following problems when in use: it usually adopts single-stage positioning structure design, which includes a positioning base, and the screw rod body is positioned and installed in the corresponding hole position through the positioning hole in the middle, which can ensure the accuracy of the bolt installation position, but cannot guarantee the perpendicularity of the bolt installation in the hole position, and there are certain defects in the actual installation quality. UTILITY MODEL CONTENTS

[0004] (I) Technical problem solved

[0005] In view of the defects of the prior art, the utility model provides a stainless steel bolt with guide structure, which solves the problems in the background art.

[0006] (II) Technical scheme

[0007] In order to achieve the above purpose, the utility model provides the following technical scheme: a stainless steel bolt with guide structure, including screw installation mechanism, the screw installation mechanism outside is provided with positioning retaining mechanism and perpendicularity retaining mechanism, the screw installation mechanism includes a screw rod, the screw rod top end is fixedly connected with hexagonal block, the positioning retaining mechanism includes a positioning base, the positioning base upper and lower two side wall center positions are provided with flared grooves, the flared groove annular inner wall is provided with four positioning holes in equal angle, the perpendicularity retaining mechanism includes a vertical sleeve slidingly fitted in the flared groove, the vertical sleeve annular outer wall bottom end is fixedly connected with four positioning blocks in equal angle corresponding to the four positioning holes, the positioning block is slidingly embedded in the corresponding positioning hole on one side, and the screw rod is slidingly connected in the vertical sleeve and the flared groove.

[0008] As a further scheme of the utility model: the vertical sleeve top end is fixedly connected with an upper embedding cover, the upper embedding cover bottom end is slidingly fitted with the positioning base top end, and the upper embedding cover center position is provided with a through groove for the screw rod to slide between the upper and lower side walls.

[0009] As a further scheme of the utility model: the outer side of the screw rod is provided with an anti-loosening mechanism, the anti-loosening mechanism comprises an anti-skid rubber ring fixedly connected to the top end of the upper cover, the anti-skid rubber ring is arranged on the outer side of the through groove, and the anti-loosening mechanism further comprises a spring washer slidably sleeved on the outer side of the screw rod, and the spring washer is located above the upper cover.

[0010] As a further scheme of the utility model: the outer side wall of the positioning base is fixedly connected with four mounting seats in equal angles below, the bottom end of the four mounting seats is flush with the bottom end of the positioning base, and mounting grooves are formed between the upper and lower side walls of the mounting seat.

[0011] Compared with the prior art, the utility model has the beneficial effects that:

[0012] 1、The utility model discloses a verticality keeping mechanism is arranged in the auxiliary, four positioning holes are arranged in the flared groove wall of the positioning base in equal angles, a vertical sleeve is slidably attached to the flared groove, four positioning clamping blocks are fixedly connected to the bottom end of the annular outer wall of the vertical sleeve in equal angles, after being clamped into the corresponding positioning hole, the screw rod is assembled through the positioning base and the vertical sleeve, the accuracy of the bolt mounting position is ensured, the verticality of the bolt mounting is ensured, and the installation quality and efficiency are improved.

[0013] 2、The utility model discloses an anti-loosening mechanism, a spring washer is additionally arranged on the outer side of the screw rod, and an anti-skid rubber ring is arranged on the top end of the upper cover in cooperation with the spring washer, so that the anti-loosening performance of the bolt under vibration and alternating load is improved. ACCURACY

[0014] Fig. 1 It is the overall perspective drawing of the utility model;

[0015] Fig. 2 It is the positioning keeping mechanism perspective drawing of the utility model;

[0016] Fig. 3 It is the verticality keeping mechanism perspective drawing of the utility model;

[0017] Fig. 4 It is the thread mounting mechanism perspective drawing of the utility model.

[0018] In the drawing: 1, positioning keeping mechanism;2, verticality keeping mechanism;3, thread mounting mechanism;11, positioning base;12, flared groove;13, positioning hole;14, mounting seat;15, mounting groove;21, upper cover;22, vertical sleeve;23, positioning clamping block;24, anti-skid rubber ring;31, screw rod;32, hexagonal block;33, spring washer. SPECIFIC IMPLEMENTATION

[0019] The embodiments of the present application will be further described below in conjunction with the drawings and examples. The following examples are used to illustrate the present application, but cannot be used to limit the scope of the present application.

[0020] In the description of the present application, unless otherwise specified, the meaning of "a plurality of" is two or more than two; the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail" and the like indicate the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present application and simplifying the description, and does not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application. In addition, the terms "first", "second", "third" and the like are only for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0021] In the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "connected", "connected" should be broadly understood, 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. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0022] Please refer to Figs. 1-4 In the embodiment of the present application, a stainless steel bolt with a guide structure, comprising a threaded mounting mechanism 3, a positioning and retaining mechanism 1 and a perpendicularity retaining mechanism 2 are arranged on the outer side of the threaded mounting mechanism 3, the threaded mounting mechanism 3 comprises a screw rod 31, the top end of the screw rod 31 is fixedly connected with a hexagonal block 32, the positioning and retaining mechanism 1 comprises a positioning base 11, a flared groove 12 is formed between the center positions of the upper and lower two side walls of the positioning base 11, four positioning holes 13 are formed at equal angles on the annular inner side wall of the flared groove 12, the perpendicularity retaining mechanism 2 comprises a vertical sleeve 22 which is slidably fitted in the flared groove 12, four positioning clamping blocks 23 are fixedly connected at equal angles on the annular outer wall bottom end of the vertical sleeve 22 corresponding to the four positioning holes 13, the positioning clamping blocks 23 are slidably fitted in the corresponding positioning holes 13 on one side, the screw rod 31 is slidably connected in the vertical sleeve 22 and the flared groove 12, the whole is provided with an auxiliary perpendicularity retaining mechanism 2, the flared groove 12 wall of the positioning base 11 is provided with four positioning holes 13 at equal angles, the flared groove 12 is slidably fitted with the vertical sleeve 22, the annular outer wall bottom end of the vertical sleeve 22 is fixedly connected with four positioning clamping blocks 23 at equal angles, and after the positioning clamping blocks 23 are clamped into the corresponding positioning holes 13, the screw rod 31 is assembled through the positioning base 11 and the vertical sleeve 22, which ensures the accuracy of the bolt mounting position, also ensures the perpendicularity of the bolt mounting, and improves the installation quality and efficiency.

[0023] The upper embedding cover 21 is fixedly connected to the top end of the vertical sleeve 22, and the bottom end of the upper embedding cover 21 is slidably attached to the top end of the positioning base 11. A through slot is formed between the upper and lower sidewalls of the center of the upper embedding cover 21 for the sliding of the screw rod 31. The upper embedding cover 21 serves as a protective function for the upper end of the vertical sleeve 22.

[0024] A loosening prevention mechanism is arranged outside the screw rod 31. The loosening prevention mechanism comprises an anti-skid rubber ring 24 fixedly connected to the top end of the upper embedding cover 21, which is arranged outside the through slot. The loosening prevention mechanism further comprises a spring washer 33 slidably sleeved outside the screw rod 31, which is located above the upper embedding cover 21. That is, the loosening prevention mechanism is arranged as a whole. The spring washer 33 is additionally arranged outside the screw rod 31. The anti-skid rubber ring 24 is arranged on the top end of the upper embedding cover 21 in cooperation with the spring washer 33. The loosening prevention performance of the bolt under vibration and alternating load is improved.

[0025] Four mounting seats 14 are fixedly connected to the lower part of the annular sidewall of the positioning base 11 at equal angles. The bottom end of the mounting seat 14 is flush with the bottom end of the positioning base 11. An installation slot 15 is formed between the upper and lower sidewalls of the mounting seat 14. The hole position to be positioned and installed can be aligned through the flared slot 12. The positioning base 11 is fixed to the surface to be installed through the installation slot 15 on the mounting seat 14 in cooperation with the installation assembly.

[0026] The working principle of the utility model is as follows: the hole position to be positioned and installed can be aligned through the flared slot 12. The positioning base 11 is fixed to the surface to be installed through the installation slot 15 on the mounting seat 14 in cooperation with the installation assembly. Since the auxiliary perpendicularity maintaining mechanism 2 is arranged as a whole, four positioning holes 13 are formed in the wall of the flared slot 12 of the positioning base 11 at equal angles. The flared slot 12 is slidably attached to the vertical sleeve 22. Four positioning clamping blocks 23 are fixedly connected to the bottom end of the annular outer wall of the vertical sleeve 22 at equal angles. After the positioning clamping blocks 23 are clamped into the corresponding positioning holes 13, the screw rod 31 can pass through the positioning base 11 and the vertical sleeve 22 for threaded assembly in the hole position. The accuracy of the bolt installation position is ensured. The perpendicularity of the bolt installation is ensured. The installation quality and efficiency are improved.

[0027] The above is only a preferred specific implementation manner of the utility model, but the protection scope of the utility model is not limited to this. Any skilled person in the art can make equivalent replacement or change according to the technical scheme and the utility model concept of the utility model within the technical range disclosed by the utility model, which should be covered in the protection scope of the utility model.

Claims

1. A stainless steel bolt with guiding structure, comprising a threaded mounting mechanism (3); characterized in that The threaded mounting mechanism (3) is provided with a positioning and retaining mechanism (1) and a perpendicularity retaining mechanism (2) outside, the threaded mounting mechanism (3) comprises a screw rod (31), and the top end of the screw rod (31) is fixedly connected with a hexagonal block (32); The positioning and retaining mechanism (1) comprises a positioning base (11), flared grooves (12) are formed between the upper and lower sidewalls of the positioning base (11) at the center positions, and four positioning holes (13) are formed in the annular inner sidewall of the flared grooves (12) at equal angles; The perpendicularity retaining mechanism (2) comprises a perpendicular sleeve (22) which is slidably fitted in the flared grooves (12), four positioning clamping blocks (23) are fixedly connected to the annular outer wall of the perpendicular sleeve (22) at the bottom end and at equal angles corresponding to the four positioning holes (13), and the positioning clamping blocks (23) are slidably embedded in the corresponding positioning holes (13) on one side. The screw rod (31) is slidably connected in the perpendicular sleeve (22) and the flared grooves (12), and the screw rod (31) is provided with an anti-loosening mechanism outside.

2. A stainless steel bolt with a guide structure according to claim 1, characterized in that: The top end of the perpendicular sleeve (22) is fixedly connected with an upper embedding cover (21).

3. A stainless steel bolt with a guide structure according to claim 2, characterized in that: The bottom end of the upper embedding cover (21) is slidably fitted with the top end of the positioning base (11), and a through groove is formed between the upper and lower sidewalls at the center position of the upper embedding cover (21) for the screw rod (31) to slide.

4. A stainless steel bolt with a guide structure according to claim 1, characterized in that: The anti-loosening mechanism comprises an anti-skid rubber ring (24) fixedly connected to the top end of the upper embedding cover (21), and the anti-skid rubber ring (24) is arranged outside the through groove.

5. A stainless steel bolt with a guide structure according to claim 1, characterized in that: The anti-loosening mechanism further comprises a spring washer (33) which is slidably sleeved on the outside of the screw rod (31), and the spring washer (33) is located above the upper embedding cover (21).

6. A stainless steel bolt with a guide structure according to claim 1, characterized in that: Four mounting seats (14) are fixedly connected to the annular outer sidewall of the positioning base (11) at equal angles at the bottom.

7. A stainless steel bolt with a guide structure according to claim 6, characterized in that: The bottom end of the mounting seat (14) is flush with the bottom end of the positioning base (11), and a mounting groove (15) is formed between the upper and lower sidewalls of the mounting seat (14).

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