CN215763692U

CN215763692U - Anti-loosening steel belt type hoop

Info

Publication number: CN215763692U
Application number: CN202122380101.4U
Authority: CN
Inventors: 兰宗捌
Original assignee: Shenzhen Hemers New Material Technology Co ltd
Current assignee: Shenzhen Hemers New Material Technology Co ltd
Priority date: 2021-09-29
Filing date: 2021-09-29
Publication date: 2022-02-08
Anticipated expiration: 2031-09-29

Abstract

The utility model relates to the technical field of aviation equipment accessories, and particularly discloses an anti-loosening steel belt type hoop which comprises a steel belt body and a locking head device, wherein the locking head device comprises an outer shell, a cavity is formed in the outer shell, a stud is arranged in the cavity, a handle is integrally formed at one end of the stud, and through holes are formed in the other end of the stud and the middle of the handle; the outside of shell body one side has a draw-in groove along the extending direction integrated into one piece of shell body, and the inside joint of this draw-in groove has locking bayonet lock subassembly. According to the utility model, the clamping groove is arranged on the outer side of the outer shell of the lock head device, the through holes are formed in the two ends of the stud, and the structural design of the anti-loosening clamping pin component is matched, so that the steel belt type hoop can realize the active anti-loosening effect.

Description

Anti-loosening steel belt type hoop

Technical Field

The utility model relates to the technical field of aviation equipment accessories, in particular to an anti-loosening steel belt type hoop.

Background

Whether the aircraft can complete the flight task safely and stably does not depend on the skilled operation of a driver, the installation and connection of each part of the aircraft are also important, the pipeline and the pipeline for connecting each part of the aircraft are usually fixed by adopting a clamp, so that the phenomenon that the pipeline and the pipeline connecting end are in poor contact or loose due to vibration in the daily use of the aircraft is prevented, and the steel belt type hoop is used as one of a plurality of clamps and is also frequently used on the aircraft.

The anti-loosening effect of the steel belt type hoop on the market at present mainly depends on the self reverse tension of the steel belt body after the hoop is locked and the friction force between the spiral of the stud and the hole on the steel belt, and the hoop does not have an active anti-loosening structure, so that the hoop is used for a long time, the looseness phenomenon often occurs due to vibration, the stability of the pipeline when being fixed is influenced, in addition, in the prior steel belt type hoop, the diameter of the screw of the stud driving the steel belt to move is basically kept one from left to right, so that the screw finally matched with the hole on the steel belt only leans into the central part of the stud for a few circles, the matched three-turn spiral is also mainly the middle spiral and is assisted by the two side spirals, so that the middle spiral needs to bear more than 70% of load, and the middle spiral is extremely easy to damage, thereby influencing the use of the whole hoop.

Therefore, we propose a lock-out steel belt hoop.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned problems in the background art, the present invention provides a lock-type steel belt hoop.

The anti-loosening steel belt type hoop comprises a steel belt body and a lock head device, wherein the lock head device comprises an outer shell, a cavity is formed in the outer shell, and a fixing piece for fixing the steel belt body is integrally formed at the bottom of the outer shell; a stud is arranged in the cavity, two ends of the stud are rotatably connected to the side wall of the cavity, and a driving screw is integrally formed on the surface of the stud; both ends of the stud penetrate through the outer shell and extend to the outside of the outer shell; a handle is integrally formed at one end of the stud, and through holes are formed in the other end of the stud and the middle of the handle; the outside of shell body one side has a draw-in groove along the extending direction integrated into one piece of shell body, and the inside joint of this draw-in groove has locking bayonet lock subassembly.

The anti-loosening bayonet lock component comprises a straight rod part clamped in the clamping groove, two ends of the straight rod part are connected with fixed plug pin rods through bent transition parts, the two fixed plug pin rods are respectively inserted and penetrate through holes at two ends of the stud, and annular clamping grooves are formed in the outer parts of the two fixed plug pin rods at equal intervals; the anti-loosening bayonet pin assembly further comprises an anti-loosening device; the anti-tripping sleeve is arranged outside the fixed bolt rod, and a clamping ring matched with the clamping groove is integrally formed on the inner side of the through hole in the anti-tripping sleeve.

Through setting up the draw-in groove in the shell body outside at the tapered end device to and the perforation that sets up at double-screw bolt both ends, the structural design of locking bayonet lock subassembly is deuterogamied, make the tapered end device of this steel band formula hoop pass through the draw-in groove, the structural cooperation of perforation and locking bayonet lock subassembly, realize the effect that initiatively is locking, compare traditional steel band formula hoop's passive locking, the locking effect of this hoop is more stable effective, be difficult for receiving external factor interference, also can effectually prevent simultaneously that the maloperation from leading to not hard up hoop.

As a further improvement of the utility model, one end of the steel belt body is fixed on the fixing sheet by welding.

As a further improvement of the utility model, the outer shells at the two ends of the bottom of the cavity are respectively provided with a guide port for guiding the end part of the steel belt body.

As a further improvement of the utility model, the diameter of the driving spiral on the surface of the stud is gradually increased from the middle part to the two sides, so that the spiral peak of the driving spiral on the surface of the stud is in an arc structure from left to right, the steel belt body is guided by the two guide ports to form an arch structure in the cavity, and the arch structure is matched with the arc structure formed by the spiral peak of the driving spiral.

Through the size gradual change design of double-screw bolt surface drive spiral for the spiral crest of double-screw bolt surface drive spiral from left to right forms the arc structure of indent, makes it can effectively agree with and form curved steel band body in the cavity bottom behind the direction mouth guide, makes the drive spiral on double-screw bolt surface from left to right every round can both effectually agree with the mating holes on the steel band body, makes every drive spiral can the atress even, can effectively prolong the life of drive spiral.

As a further improvement of the utility model, one end of the outer part of the stud close to the handle is integrally formed with an annular anti-falling ring; the anti-slip ring is clamped on the inner wall of the cavity in a sliding way.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, the clamping groove is arranged on the outer side of the outer shell of the lock head device, the through holes are arranged at two ends of the stud, and the structural design of the anti-loosening bayonet lock component is matched, so that the lock head device of the steel belt type hoop can realize the active anti-loosening effect through the structural matching of the clamping groove, the through holes and the anti-loosening bayonet lock component.

2. According to the utility model, through the size gradual change design of the stud surface driving screw, the screw crest of the stud surface driving screw forms an inwards concave arc-shaped structure from left to right, so that the screw crest can effectively fit with the arc-shaped steel belt body formed at the bottom of the cavity after being guided by the guide opening, each circle of the stud surface driving screw from left to right can effectively fit with the matching hole on the steel belt body, each driving screw can be stressed uniformly, and the service life of the driving screw can be effectively prolonged.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic cross-sectional view of the present invention;

FIG. 3 is a schematic cross-sectional view of the lock device of the present invention;

FIG. 4 is a schematic view of the locking bayonet assembly of the present invention;

FIG. 5 is a schematic cross-sectional view of a stud portion according to the present invention;

fig. 6 is a schematic structural view of the trip preventing structure of the present invention.

In the figure: 1. a steel strip body; 2. a lock head device; 201. an outer housing; 202. a cavity; 203. a stud; 231. driving the screw; 232. the anti-drop ring; 204. a fixing sheet; 205. a guide port; 206. perforating; 207. a handle; 208. a card slot; 3. a locking bayonet component; 301. a straight rod part; 302. a bent-over portion; 303. fixing the bolt rod; 304. preventing tripping; 305. a clamping groove; 306. a snap ring.

Detailed Description

In the following description, for purposes of explanation, numerous implementation details are set forth in order to provide a thorough understanding of the various embodiments of the present invention. It should be understood, however, that these implementation details are not to be interpreted as limiting the utility model. That is, in some embodiments of the utility model, such implementation details are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.

In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

Referring to fig. 1-6, an anti-loosening steel belt type hoop comprises a steel belt body 1 and a locking device 2, wherein the locking device 2 comprises an outer shell 201, a cavity 202 is formed inside the outer shell 201, and a fixing piece 204 for fixing the steel belt body 1 is integrally formed at the bottom of the outer shell 201; a stud 203 is arranged in the cavity 202, two ends of the stud 203 are rotatably connected to the side wall of the cavity 202, and a driving screw 231 is integrally formed on the surface of the stud 203; both ends of the stud 203 penetrate through the outer shell 201 and extend to the outside of the outer shell 201; a handle 207 is integrally formed at one end of the stud 203, and through holes 206 are formed at the other end of the stud 203 and the middle part of the handle 207; a clamping groove 208 is integrally formed on the outer portion of one side of the outer shell 201 along the extending direction of the outer shell 201, and the locking bayonet component 3 is clamped inside the clamping groove 208.

Referring to fig. 4 and 6, the anti-loosing bayonet lock component 3 includes a straight rod portion 301 clamped in the bayonet lock 208, two ends of the straight rod portion 301 are connected with fixed latch rods 303 through bent through portions 302, the two fixed latch rods 303 are respectively inserted and penetrate through the through holes 206 at two ends of the stud 203, and annular bayonet lock grooves 305 are equidistantly formed outside the two fixed latch rods 303; anti-loosening bayonet assembly 3 further comprises anti-loosening element 304; the anti-release buckle 304 is sleeved outside the fixed bolt rod 303, and a snap ring 306 adapted to the snap groove 305 is integrally formed inside the through hole inside the anti-release buckle 304.

Through setting up draw-in groove 208 in the shell body 201 outside at tapered end device 2, and the perforation 206 that sets up at double-screw bolt 203 both ends, the structural design of locking bayonet lock subassembly 3 of deuterogamying, make tapered end device 2 of this steel band formula hoop pass through draw-in groove 208, perforation 206 and locking bayonet lock subassembly 3's structural cooperation, realize the effect of initiative locking, compare the passive locking of traditional steel band formula hoop, the locking effect of this hoop is more stable effective, be difficult for receiving external factor interference, it leads to the hoop not hard up also to effectually prevent the maloperation simultaneously.

Referring to fig. 2, one end of the steel strip body 1 is fixed to the fixing piece 204 by welding.

Referring to fig. 2, the outer shells 201 at the two ends of the bottom of the cavity 202 are provided with guide openings 205 for guiding the ends of the steel strip body 1.

Referring to fig. 2, 3 and 5, the diameters of the driving spirals 231 on the surfaces of the studs 203 are designed to be gradually increased from the middle to the two sides, so that the crests of the driving spirals 231 on the surfaces of the studs 203 are arc-shaped from left to right, the steel strip body 1 is guided by the two guide ports 205 to form an arch structure in the cavity 202, and the arch structure is matched with the arc structure formed by the crests of the driving spirals 231.

Through the size gradual change design of the driving spiral 231 on the surface of the stud 203, the spiral peak of the driving spiral 231 on the surface of the stud 203 forms an inwards concave arc-shaped structure from left to right, so that the driving spiral can effectively fit with the arc-shaped steel belt body 1 formed at the bottom of the cavity 202 after being guided by the guide opening 205, each circle of the driving spiral 231 on the surface of the stud 203 can effectively fit with the matching hole in the steel belt body 1 from left to right, each driving spiral 231 can be stressed uniformly, and the service life of the driving spiral 231 can be effectively prolonged.

An annular anti-falling ring 232 is integrally formed at one end of the outer part of the stud 203 close to the handle 207; the anti-slip ring 232 is slidably engaged with the inner wall of the cavity 202.

In the use of the utility model: after the hoop of the steel belt hoop is tightened (the end position of the through hole 206 corresponds to the position of the clamp 208, if the position of the through hole 206 does not correspond after tightening, the angle of the fixed bolt rod 303 in the anti-loosening bayonet component 3 needs to be adjusted by a pliers until the fixed bolt rod 303 can be smoothly inserted into the through hole 206), the fixed bolt rods 303 at the two ends of the anti-loosening bayonet component 3 are inserted into the through hole 206 until the straight rod part 301 is completely clamped into the clamping groove 208, the anti-release button 304 is sleeved on the fixed bolt rod 303 penetrating through the through hole 206 until the straight rod part is tightened, when the anti-release button 304 is sleeved into the fixed bolt rod 303, the anti-release effect can be effectively achieved through the matching of the clamping ring 306 and the clamping groove 305, so that the anti-release bayonet component 3 can not be easily separated from the clamping groove 208, and the anti-release effect of the hoop is achieved.

The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, improvement or the like made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. The utility model provides a locking shaped steel belt hoop, includes steel band body (1) and tapered end device (2), its characterized in that: the lock head device (2) comprises an outer shell (201), a cavity (202) is formed in the outer shell (201), and a fixing sheet (204) for fixing the steel belt body (1) is integrally formed at the bottom of the outer shell (201);

a stud (203) is arranged in the cavity (202), two ends of the stud (203) are rotatably connected to the side wall of the cavity (202), and a driving screw (231) is integrally formed on the surface of the stud (203);

both ends of the stud (203) penetrate through the outer shell (201) and extend to the outside of the outer shell (201); a handle (207) is integrally formed at one end of the stud (203), and through holes (206) are formed in the other end of the stud (203) and the middle of the handle (207);

the outside of shell body (201) one side has a draw-in groove (208) along the extending direction integrated into one piece of shell body (201), and the inside joint of this draw-in groove (208) has locking bayonet lock subassembly (3).

2. A lock-out steel belt hoop as claimed in claim 1, wherein: the anti-loosening bayonet component (3) comprises a straight rod part (301) clamped in the clamping groove (208), two ends of the straight rod part (301) are connected with fixed bolt rods (303) through bent parts (302), the two fixed bolt rods (303) are respectively inserted and penetrate through holes (206) at two ends of the stud (203), and annular clamping grooves (305) are formed in the outer parts of the two fixed bolt rods (303) at equal intervals; the anti-loosening bayonet component (3) also comprises an anti-loosening device (304); the anti-falling buckle (304) is sleeved outside the fixed bolt rod (303), and a snap ring (306) matched with the clamping groove (305) is integrally formed on the inner side of the through hole in the anti-falling buckle (304).

3. A lock-out steel belt hoop as claimed in claim 1, wherein: one end of the steel belt body (1) is fixed on the fixing sheet (204) through welding.

4. A lock-out steel belt hoop as claimed in claim 1, wherein: and guide openings (205) for guiding the end part of the steel belt body (1) are formed in the outer shells (201) at the two ends of the bottom of the cavity (202).

5. A lock-out steel belt hoop as claimed in claim 1, wherein: the diameter of the driving spiral (231) on the surface of the stud (203) is gradually increased from the middle to two sides, so that the screw crest of the driving spiral (231) on the surface of the stud (203) is in an arc structure from left to right, the steel strip body (1) is guided by the two guide ports (205) to form an arch structure in the cavity (202), and the arch structure is matched with the arc structure formed by the screw crest of the driving spiral (231).

6. A lock-out steel belt hoop as claimed in claim 5, wherein: an annular anti-falling ring (232) is integrally formed at one end of the outer part of the stud (203) close to the handle (207); the anti-slip ring (232) is slidably engaged with the inner wall of the cavity (202).