阅读说明：本技术 一种扣合式螺栓保护罩 (buckled bolt protective cover ) 是由 钱福祥 李昌金 于 2019-10-30 设计创作，主要内容包括：本发明涉及螺栓保护技术领域,尤其是一种扣合式螺栓保护罩,一种扣合式螺栓保护罩,包括固定环和扣合罩,所述固定环为中空结构,底部设有若干便于卡设在螺母倒角处的凸片,所述固定环的侧壁上具有一开口,所述开口将固定环的侧壁纵向断开,所述扣合罩套设在固定环外部。本发明包括固定环和扣合罩,在固定环底部设置若干便于卡设在螺母倒角处的凸片,并通过侧壁上的开口将固定环纵向断开,在将固定环套设在螺母上之后,将扣合罩套设在固定环外侧,直接扣合即可,无需拧紧,省时省力,效率高；凸片厚度设置在0.2-2mm,且凸片靠近固定环侧壁的一端最厚,逐渐变薄,较厚一端有利于使凸片牢固地固定在固定环上,较薄一端有利于牢固地抱住螺母。(The invention relates to the technical field of bolt protection, in particular to buckled bolt protection covers and buckled bolt protection covers, which comprise a fixing ring and a buckling cover, wherein the fixing ring is of a hollow structure, the bottom of the fixing ring is provided with a plurality of protruding pieces convenient to clamp at the chamfered part of a nut, the side wall of the fixing ring is provided with a opening, the side wall of the fixing ring is longitudinally broken through the opening, and the buckling cover is sleeved outside the fixing ring.)

The utility model provides a buckled bolt safety cover, its characterized in that includes solid fixed ring (1) and lock cover (2), gu fixed ring (1) is hollow structure, the bottom is equipped with a plurality of lugs (11) of being convenient for the card to establish in the nut chamfer, gu have opening (12) on the lateral wall of fixed ring (1), opening (12) are with the lateral wall vertical disconnection of solid fixed ring (1), lock cover (2) cover is established at gu fixed ring (1) outside.

2. The snap-together bolt guard of claim 1, wherein: the lug (11) is provided with six, and the middle part of the lug (11) is provided with a notch (111) corresponding to the chamfering position of the nut.

3. The snap-together bolt guard of claim 2, wherein: the thickness of the lug (11) is 0.2-2mm, and the notch (111) is a V-shaped notch (111).

4. The snap-together bolt protector as claimed in claim 3, wherein the thickness of said tab (11) decreases from the end near the side wall of the fixing ring (1) to the end away from the side wall of the fixing ring (1).

5. The snap-together bolt guard of claim 1, wherein: the bottom of the outer side wall of the fixing ring (1) is provided with a reinforcing part (13) corresponding to the protruding piece (11).

6. The snap-together bolt guard of claim 1, wherein: be equipped with a plurality of strengthening ribs (14) that are used for making solid fixed ring (1) and nut firm complex on the inside wall of solid fixed ring (1).

7. The snap-together bolt guard of claim 6, wherein: the reinforcing ribs (14) are arranged in six rows, are uniformly distributed on the inner side wall of the fixing ring (1) and are respectively contacted with six surfaces of the nut.

8. The snap-together bolt guard of claim 1, wherein: the buckling cover (2) comprises a convex edge (21) which is convenient for covering the nut gasket.

9. The buckled bolt protective cover of claim 8, wherein the outer side wall of the convex edge (21) is provided with circles of flanges (22) to facilitate the tight fit of the buckled cover (2) and the carrier.

10. The snap-together bolt guard of claim 9, wherein: the thickness of the flanging (22) is less than or equal to 2mm, and preferably, the thickness of the flanging (22) is less than or equal to 1 mm.

11. The snap-together bolt guard of claim 1, wherein: the buckling cover (2) further comprises at least two fixing ribs (23) which are uniformly distributed on the inner top of the buckling cover (2) and used for fixing the buckling cover (2) and the end part of the screw rod.

12. The snap-together bolt guard of claim 11, wherein: the fixed ribs (23) are provided with three or six.

13. The snap-together bolt protection cover according to claim 1, wherein the outer sidewall of the fixing ring (1) is provided with at least circles of protruding stripes (15) along the circumferential direction, the inner sidewall of the snap-together cover (2) is provided with two protruding stripes (24) corresponding to the protruding stripes (15) along the circumferential direction, and after the snap-together, the two protruding stripes (24) cross the protruding stripes (15).

14. The snap-together bolt protector of claim 13, wherein said male stripe (15) has two strips, and the male height of said male stripe (15) and male stripe two (24) is 0.2-2mm, preferably the male height of said male stripe (15) and male stripe two (24) is 0.2-1 mm.

Technical Field

The invention relates to the technical field of bolt protection, in particular to buckling type bolt protection covers.

Background

The bolt is used as common connecting pieces and is widely applied to the fields of various moving and static equipment, railways, bridges, shield tunnels, buildings and the like by , the bolt is a fastener formed by connecting a screw rod and a nut through threads, the end part of the screw rod slightly extends out of the nut, and a gasket is arranged below the nut.

Chinese patent document CN204371904U discloses bolt protecting sleeves, which include a sleeve body and a gasket, wherein the sleeve body is provided with 1 registration portion and 3 second registration portion, the registration portion is internally provided with inner sleeve region which is hollow cylindrical, the second registration portion is engaged with the upper end of registration portion, the second registration portion is externally provided with a polygonal body which can be used for being registered by a wrench, the second registration portion is internally provided with hollow cylindrical second inner sleeve region, the inner wall surface of the second inner sleeve region is provided with threads, the gasket is provided with hollow portion which is polygonal, the periphery of the hollow portion is connected with a bearing portion, the outer edge end surface of the bearing portion is provided with raised convex rings, the bolt protecting sleeve is used for a screw rod with a thread at the end, the bolt protecting sleeve is not suitable for a screw rod with a thread at the end portion, and the bolt protecting sleeve body is required to be tightly clamped on the screw rod sleeve body at the end portion after the gasket is tightly attached to the bottom of a nut, only a mounting method is required to ensure the bolt protecting sleeve body, and a simple and easy and labor-saving of a plastic sealing sleeve body is required for mounting a plastic protecting sleeve body, and a plastic sleeve body which is required to be used for improving the bottom sealing effect of a plastic sleeve body, thereby reducing the cost of a plastic sleeve body 8536.

Disclosure of Invention

The invention aims to solve the technical problems of labor waste and low efficiency of the existing bolt protective sleeve, and provides buckling type bolt protective covers.

The technical scheme adopted by the invention for solving the technical problems is as follows:

buckled bolt safety cover, including solid fixed ring and lock cover, gu fixed ring is hollow structure, and the bottom is equipped with a plurality of cards of being convenient for and establishes the lug at the nut chamfer, gu have the opening on fixed ring's the lateral wall, the opening is with the vertical disconnection of fixed ring's lateral wall, the lock cover is overlapped and is established at solid fixed ring outside.

Preferably, the lug is provided with six, and the middle part of the lug is provided with a notch corresponding to the chamfering position of the nut.

Preferably, the thickness of the lug is 0.2-2mm, and the notch is a V-shaped notch.

Preferably, the thickness of the tab decreases from the end close to the side wall of the fixing ring to the end far from the side wall of the fixing ring.

Preferably, the outer wall bottom of the fixing ring is provided with a reinforcement portion corresponding to the protruding piece.

Preferably, the inner side wall of the fixing ring is provided with a plurality of reinforcing ribs for firmly matching the fixing ring with the nut.

Preferably, the reinforcing ribs are uniformly distributed on the inner side wall of the fixing ring and are respectively in contact with six surfaces of the nut.

Preferably, the snap-fit cover includes a ledge for covering the nut washer.

Preferably, the outer side wall of the convex edge is provided with turned edges, so that the buckling cover is tightly attached to the carrier.

Preferably, the thickness of the flange is less than or equal to 2mm, and preferably, the thickness of the flange is less than or equal to 1 mm.

Preferably, the buckling cover further comprises at least two fixing ribs which are uniformly distributed on the inner top of the buckling cover and used for fixing the buckling cover and the end part of the screw rod.

Preferably, the fixing rib has three or six ribs.

Preferably, at least circles of protruding stripes are arranged on the outer side wall of the fixing ring along the circumferential direction, a second protruding stripe corresponding to the protruding stripe is arranged on the inner side wall of the buckling cover along the circumferential direction, and after buckling, the second protruding stripe crosses the protruding stripe .

Preferably, the two embossed stripes are provided, the embossed height of the embossed stripe and the embossed stripe two is 0.2-2mm, and the embossed height of the embossed stripe and the embossed stripe two is 0.2-1 mm.

The invention has the beneficial effects that: (1) the nut locking device comprises a fixing ring and a locking cover, wherein a plurality of protruding pieces which are convenient to clamp at the chamfer of a nut are arranged at the bottom of the fixing ring, the fixing ring is longitudinally disconnected through an opening on the side wall, and after the fixing ring is sleeved on the nut, the locking cover is sleeved on the outer side of the fixing ring and is directly locked without being screwed down, so that the nut locking device is time-saving and labor-saving and has high efficiency;

(2) the thickness of the lug is set to be 0.2-2mm, the end of the lug close to the side wall of the fixing ring is thickest and becomes thinner gradually, the thicker end is beneficial to enabling the lug to be firmly fixed on the fixing ring, and the thinner end is beneficial to firmly holding the nut;

(3) the bottom of the buckling cover is provided with a convex edge for covering the nut gasket, the outer side wall of the convex edge is provided with circles of flanges, and the flanges can be tightly attached to a carrier, so that a good sealing effect is achieved, and a bolt is better protected;

(4) at least circles of protruding stripes are arranged on the outer side wall of the fixing ring along the circumferential direction, circles of protruding stripes II are correspondingly arranged on the inner side wall of the buckling cover, and after buckling, the protruding stripes II cross the protruding stripes , so that the buckling cover is firmly fixed.

Drawings

The invention is further illustrated in the following description with reference to the figures and examples.

FIG. 1 is an exploded cross-sectional view of a snap-together bolt guard of the present invention;

FIG. 2 is a perspective view of the retaining ring of the present invention;

FIG. 3 is a perspective view of another embodiments of a retaining ring of the present invention;

FIG. 4 is a perspective view of a snap cover of the present invention;

FIG. 5 is a bottom view of the snap cage of the present invention;

in the figure, 1 is a fixing ring, 11 is a convex piece, 111 is a notch, 12 is an opening, 13 is a reinforcing part, 14 is a reinforcing rib, 15 is a convex stripe , 2 is a buckling cover, 21 is a convex edge, 22 is a flanging, 23 is a fixing rib, and 24 is a convex stripe II.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings, which are simplified schematic drawings that illustrate only the basic structure of the invention and therefore show only the components that are relevant to the invention.

buckled bolt safety cover, as shown in fig. 1 and fig. 2, including solid fixed ring 1 and lock cover 2, solid fixed ring 1 is hollow structure, the bottom is equipped with a plurality of lugs 11 of being convenient for the card to establish at the nut chamfer, gu have opening 12 on fixed ring 1's the lateral wall, opening 12 is with the vertical disconnection of solid fixed ring 1's lateral wall, lock cover 2 cover is established at solid fixed ring 1 outsidely, during the installation, establish solid fixed ring 1 cover on the nut earlier, then establish lock cover 2 cover on solid fixed ring 1, with lock cover 2 buckle to end can.

Because the side wall of the fixing ring 1 is provided with the opening 12, is convenient for sleeving the fixing ring 1 on the nut, in addition, is convenient for sleeving the fixing ring 1, the diameter of the opening 12 enables the diameter of the fixing ring 1 to be variable, the diameter of the bottom with the lug 11 and the diameter of the top opposite to the bottom can also be different, so that the buckling cover 2 can be easily sleeved, and after the two are sleeved, the buckling cover 2 and the fixing ring 1 can be directly locked and tightly fixed at .

In the specific embodiment of , the tabs 11 are provided in six, as shown in FIG. 3, and the middle of the tabs 11 has notches 111 corresponding to the chamfered locations of the nut, the notches 111 being provided to facilitate positioning of the tabs 11 at the chamfered locations of the nut.

In the specific embodiment, as shown in FIGS. 1-3, the thickness of the tab 11 is 0.2-2mm, the notch 111 is a V-shaped notch 111. the thickness of the tab 11 is set at 0.2-2mm, which is smaller, so as to hold the nut chamfer, and the thicker tab 11 is easy to slip.

In the specific embodiment of , as shown in FIGS. 2-3, the tab 11 has a thickness that decreases from the end near the side wall of the retainer ring 1 to the end away from the side wall of the retainer ring 1. the tab 11 is thickest at the end near the side wall of the retainer ring 1, and tapers to a thinner end to facilitate the tab 11 being securely fastened to the retainer ring 1, and the thinner end to facilitate securely clasping the nut.

In the specific embodiment , as shown in fig. 1-3, the bottom of the outer side wall of the fixing ring 1 is provided with a reinforcement 13 corresponding to the tab 11.

In specific embodiments, as shown in fig. 1-3, the inner side wall of the fixing ring 1 is provided with a plurality of ribs 14 for firmly engaging the fixing ring 1 with the nut, after the buckling cover 2 is buckled, the ribs 14 contact with the surface of the nut to play a supporting role, so that the fixing ring 1 and the buckling cover 2 can be fixed more tightly.

In specific embodiments, six reinforcing ribs 14 are provided and uniformly distributed on the inner side wall of the fixing ring 1 to be in contact with six surfaces of the nut.

In preferred embodiments, as shown in FIGS. 1 and 4, the snap cage 2 includes a ledge 21 to facilitate housing of the nut washer, hi preferred embodiments, the outer surface of the snap cage 2 may be textured or smooth.

In specific embodiments, as shown in fig. 1 and 4, the outer side wall of the flange 21 is provided with circles of flanges 22, which facilitates the tight fit of the buckling cover 2 with the carrier, after the buckling cover 2 is buckled, the flanges 22 will tightly fit on the carrier, which can achieve a good sealing effect, effectively prevent water vapor and the like from entering to corrode the bolt, and form a better protection for the bolt.

In the specific embodiment of , the thickness of the flange 22 is 2mm or less, preferably the thickness of the flange 22 is 1mm or less.

In the specific embodiments, as shown in fig. 4, the fastening cover 2 further includes at least two fixing ribs 23 uniformly distributed on the top inside the fastening cover 2 for fixing the fastening cover 2 to the end of the screw, and the fixing ribs 23 are arranged to fix the fastening cover 2 to the screw.

In the specific embodiment of , the fixing rib 23 is provided with three or six, and fig. 5 shows the case where three fixing ribs 23 are provided.

In specific embodiments, as shown in fig. 1-4, the outer sidewall of the fixing ring 1 is circumferentially provided with at least circles of protruding stripes 15, the inner sidewall of the buckling cover 2 is circumferentially provided with two protruding stripes 24 corresponding to the protruding stripes 15, after buckling, the two protruding stripes 24 cross the protruding stripes 15, and the protruding stripes 15 and the two protruding stripes 24 are arranged to firmly fix the buckling cover.

In specific embodiments, as shown in fig. 1, the protruded stripe 15 is provided with two protruded stripes, 15 and protruded stripe two 24 have a protruded height of 0.2-2mm, and preferably, the protruded stripe 15 and protruded stripe two 24 have a protruded height of 0.2-1 mm.

In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.