阅读说明：本技术 一种防撞木门 (Anticollision timber ) 是由 姚斌 姚万五 姚诗扬 于 2020-11-27 设计创作，主要内容包括：本发明公开了一种防撞木门,包括木门和门框,木门和门框通过铰链连接,木门的顶部和门框之间设有锁止装置；锁止装置包括弧形滑轨、连接轴、锁止机构和主动齿轮,弧形滑轨的一端与木门连接,弧形滑轨的另一端与门框连接；弧形滑轨内设有上滑腔和下滑腔,弧形滑轨开设有弧形通孔,连接轴与弧形通孔滑动配合,连接轴上同轴向中心线固定套设锁止机构和主动齿轮,连接轴的下端与木门的顶部固定连接；上滑腔内滑动安装锁止机构,下滑腔内安装主动齿轮,下滑腔与主动齿轮接触的近门框的侧壁上设有直齿,主动齿轮与直齿啮合。本发明在木门和门框间增加锁止装置,在木门被风吹动迅速转动时可被锁止,防止木门撞击门框。(The invention discloses an anti-collision wooden door which comprises a wooden door and a door frame, wherein the wooden door is connected with the door frame through a hinge, and a locking device is arranged between the top of the wooden door and the door frame; the locking device comprises an arc-shaped sliding rail, a connecting shaft, a locking mechanism and a driving gear, wherein one end of the arc-shaped sliding rail is connected with the wooden door, and the other end of the arc-shaped sliding rail is connected with the door frame; an upper sliding cavity and a lower sliding cavity are arranged in the arc-shaped sliding rail, the arc-shaped sliding rail is provided with an arc-shaped through hole, a connecting shaft is in sliding fit with the arc-shaped through hole, a locking mechanism and a driving gear are fixedly sleeved on the connecting shaft along the axial central line, and the lower end of the connecting shaft is fixedly connected with the top of the wooden door; the locking mechanism is installed in the upper sliding cavity in a sliding mode, the driving gear is installed in the lower sliding cavity, straight teeth are arranged on the side wall, close to the door frame, of the lower sliding cavity, the side wall, in contact with the driving gear, of the lower sliding cavity, and the driving gear is meshed with the straight teeth. The invention adds a locking device between the wooden door and the door frame, and the door can be locked when being blown by wind and rapidly rotated, thereby preventing the wooden door from impacting the door frame.)

1. The utility model provides an anticollision timber, includes timber and door frame, the timber with the door frame passes through hinged joint, its characterized in that: a locking device is arranged between the wooden door and the door frame;

the locking device comprises an arc-shaped sliding rail, a connecting shaft, a locking mechanism and a driving gear, wherein one end of the arc-shaped sliding rail is connected with the top of the wooden door in a sliding mode, and the other end of the arc-shaped sliding rail is fixedly connected with the door frame; an upper sliding cavity and a lower sliding cavity are arranged in the arc-shaped sliding rail, the arc-shaped sliding rail is provided with an arc-shaped through hole, the connecting shaft is in sliding fit with the arc-shaped through hole, the locking mechanism and the driving gear are fixedly sleeved on the connecting shaft along the axial center line, and the lower end of the connecting shaft is fixedly connected with the top of the wooden door; the locking mechanism is installed in the upper sliding cavity in a sliding mode, the driving gear is installed in the lower sliding cavity, straight teeth are arranged on the side wall of the lower sliding cavity, and the driving gear is meshed with the straight teeth.

2. An anti-collision wood door according to claim 1, characterized in that:

the locking mechanism comprises a gear disc, a centrifugal cam and a clamping ring; the gear disc is cylindrical, a coaxial cylindrical installation cavity is arranged in the gear disc, a through hole is formed in the bottom of the gear disc, and the connecting shaft is in rotating fit with the through hole; the inner wall of the cylindrical mounting cavity is provided with an oblique tooth groove, the cylindrical mounting cavity is internally provided with the centrifugal cam, the outer rim of the centrifugal cam is provided with three limiting teeth in the same direction as the oblique tooth groove, the shape of each limiting tooth is matched with that of the oblique tooth groove, the middle part of the centrifugal cam is provided with a mounting hole, and the clamping ring is mounted in the mounting hole; the snap ring includes bottom plate and side, the side with bottom plate fixed connection, bottom plate and connecting axle fixed connection are equipped with the opening on the side, and the snap ring can slide in centrifugal cam's inner circle, and centrifugal cam's inner circle is equipped with spacing lug, spacing lug cooperates with the opening of snap ring.

3. An anti-collision wood door according to claim 2, characterized in that:

and one side of the limiting bump is provided with a limiting groove matched with the end part of the clamping ring in shape.

4. An anti-collision wood door according to claim 2, characterized in that:

the bottom of the upper sliding cavity is provided with two arc-shaped grooves, the two arc-shaped grooves are located on two sides of the arc-shaped through hole, the bottom of the gear disc is provided with two cylindrical limiting rods, and the two cylindrical limiting rods are in sliding fit with the two arc-shaped grooves respectively.

5. An anti-collision wood door according to claim 2, characterized in that:

and a cover plate is arranged at the top of the gear plate.

Technical Field

The invention relates to the technical field of wooden doors, in particular to an anti-collision wooden door.

Background

From ancient times to present, the indoor wooden door has a great position in family life, and can be called as indispensable at home. In order to maintain ventilation, the indoor wooden door is left open for a long time, but this is troublesome because the indoor wooden door is often closed by a strong wind force of a gust of wind, the wooden door is quickly closed by the wind, and a loud sound that the wooden door hits the door frame is accompanied. In the past, the life of timber was greatly discounted. In view of the above problems, a crashworthy wooden door is needed to solve.

Disclosure of Invention

Aiming at the defects in the prior art, the invention provides the anti-collision wooden door, the locking device is additionally arranged between the wooden door and the door frame, the wooden door can be locked when being blown by wind and rapidly rotated, and the wooden door is prevented from impacting the door frame.

The invention provides an anti-collision wooden door which comprises a wooden door and a door frame, wherein the wooden door is connected with the door frame through a hinge, and a locking device is arranged between the wooden door and the door frame;

the locking device comprises an arc-shaped sliding rail, a connecting shaft, a locking mechanism and a driving gear, wherein one end of the arc-shaped sliding rail is connected with the top of the wooden door in a sliding mode, and the other end of the arc-shaped sliding rail is fixedly connected with the door frame; an upper sliding cavity and a lower sliding cavity are arranged in the arc-shaped sliding rail, the arc-shaped sliding rail is provided with an arc-shaped through hole, the connecting shaft is in sliding fit with the arc-shaped through hole, the locking mechanism and the driving gear are fixedly sleeved on the connecting shaft along the axial center line, and the lower end of the connecting shaft is fixedly connected with the top of the wooden door; the locking mechanism is installed in the upper sliding cavity in a sliding mode, the driving gear is installed in the lower sliding cavity, straight teeth are arranged on the side wall of the lower sliding cavity, and the driving gear is meshed with the straight teeth.

Through set up locking means between timber and door frame, when closing the door, the driving gear rotates along the straight-tooth in the cavity that slides down, drives the connecting axle and rotates while sliding in the arc through-hole to make locking mechanism also follow the rotation. When the wooden door is rapidly closed due to the action of large wind, the rotating speed of the wooden door is increased suddenly compared with the usual door closing, and when the rotating speed of the wooden door reaches a certain value, the locking device is started to limit the rotation of the connecting shaft and the driving gear, so that the locking effect is achieved, and the wooden door is prevented from violently colliding the door frame.

The locking mechanism comprises a gear disc, a centrifugal cam and a clamping ring; the gear disc is cylindrical, a coaxial cylindrical installation cavity is arranged in the gear disc, a through hole is formed in the bottom of the gear disc, and the connecting shaft is in rotating fit with the through hole; the inner wall of the cylindrical mounting cavity is provided with an oblique tooth groove, the cylindrical mounting cavity is internally provided with the centrifugal cam, the outer rim of the centrifugal cam is provided with three limiting teeth in the same direction as the oblique tooth groove, the shape of each limiting tooth is matched with that of the oblique tooth groove, the middle part of the centrifugal cam is provided with a mounting hole, and the clamping ring is mounted in the mounting hole; the snap ring includes bottom plate and side, the side with bottom plate fixed connection, bottom plate and connecting axle fixed connection are equipped with the opening on the side, and the snap ring can slide in centrifugal cam's inner circle, and centrifugal cam's inner circle is equipped with spacing lug, spacing lug cooperates with the opening of snap ring.

Through setting locking mechanism to including toothed disc, centrifugal cam and snap ring, when closing the door with the speed of closing the door commonly used, the timber slowly rotates, and the driving gear rotates along the straight-tooth, and the connecting axle slides on one side rotating in the arc through-hole to drive locking mechanism and also follow the rotation, when timber rotational speed is normal, spacing lug does not restrict the snap ring, and centrifugal cam rotates along with the snap ring in the toothed disc. When the door is closed quickly under the action of wind power, the wooden door rotates quickly, the centrifugal cam moves due to centrifugal force, the limit lug of the centrifugal cam limits the clamp ring, the limit tooth of the centrifugal cam is clamped into the inclined tooth groove of the gear disc, and the rotation of the clamp ring is limited, so that the rotation of the connecting shaft and the driving gear is locked. When the locking is required to be released, the wooden door only needs to be pushed reversely, and then the locking can be released. Through above mechanism, can effectively prevent because of the striking of timber and door frame that wind-force leads to, improve the life of timber.

Preferably, one side of the limit bump is provided with a limit groove matched with the end part of the snap ring in shape.

Through setting up the spacing groove for the block of snap ring and spacing lug is more accurate.

Preferably, the bottom of the upper sliding cavity is provided with two arc-shaped grooves, the two arc-shaped grooves are located on two sides of the arc-shaped through hole, the bottom of the gear disc is provided with two cylindrical limiting rods, and the two cylindrical limiting rods are respectively in sliding fit with the two arc-shaped grooves.

Through setting up arc recess and cylindricality gag lever post for the position of toothed disc is restricted, prevents that the toothed disc from rotating, so that the spacing tooth card of centrifugal cam goes into the skewed tooth's socket of toothed disc.

Preferably, the top of the gear plate is provided with a cover plate.

Through setting up the apron, prevent deviating from of spacing tooth of cam.

The invention has the beneficial effects that:

1. through set up locking means between timber and door frame, when closing the door, the driving gear rotates along the straight-tooth in the cavity that slides down, drives the connecting axle and rotates while sliding in the arc through-hole to make locking mechanism also follow the rotation. When the wooden door is rapidly closed due to the action of large wind, the rotating speed of the wooden door is increased suddenly compared with the usual door closing, and when the rotating speed of the wooden door reaches a certain value, the locking device is started to limit the rotation of the connecting shaft and the driving gear, so that the locking effect is achieved, and the wooden door is prevented from violently colliding the door frame.

2. Through setting locking mechanism to including toothed disc, centrifugal cam and snap ring, when closing the door with the speed of closing the door commonly used, the timber slowly rotates, and the driving gear rotates along the straight-tooth, and the connecting axle slides on one side rotating in the arc through-hole to drive locking mechanism and also follow the rotation, when timber rotational speed is normal, spacing lug does not restrict the snap ring, and centrifugal cam rotates along with the snap ring in the toothed disc. When the door is closed quickly under the action of wind power, the wooden door rotates quickly, the centrifugal cam moves due to centrifugal force, the limit lug of the centrifugal cam limits the clamp ring, the limit tooth of the centrifugal cam is clamped into the inclined tooth groove of the gear disc, and the rotation of the clamp ring is limited, so that the rotation of the connecting shaft and the driving gear is locked. When the locking is required to be released, the wooden door only needs to be pushed reversely, and then the locking can be released. Through above mechanism, can effectively prevent because of the striking of timber and door frame that wind-force leads to, improve the life of timber.

Drawings

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

FIG. 2 is an enlarged sectional view of the invention taken along the line A;

FIG. 3 is an enlarged, cross-sectional view of the invention taken along line B;

FIG. 4 is an enlarged schematic view of the invention at detail D;

FIG. 5 is an enlarged schematic view of a centrifugal cam and snap ring in accordance with the present invention;

FIG. 6 is an enlarged cross-sectional view of the invention taken in the direction F;

FIG. 7 is an enlarged schematic view of another state of the locking mechanism of the present invention;

FIG. 8 is an enlarged cross-sectional view of the present invention in the direction of C;

fig. 9 is an enlarged view of the invention at part E.

Reference numerals: 1. a wooden door; 2. a door frame; 3. a locking device; 31. an arc-shaped slide rail; 311. an upper sliding cavity; 3111. an arc-shaped groove; 312. a lower sliding cavity; 3121. straight teeth; 313. an arc-shaped through hole; 32. a connecting shaft; 33. a locking mechanism; 331. a gear plate; 3311. an oblique gullet; 3312. a cylindrical limiting rod; 3313. a cover plate; 332. a centrifugal cam; 3321. limiting teeth; 3322. a limiting bump; 3323. a limiting groove; 333. a snap ring; 3331. a base plate; 3332. a side edge; 34. a drive gear.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated.

As shown in fig. 1 to 9, the invention provides an anti-collision wooden door, which comprises a wooden door 1 and a door frame 2, wherein the wooden door 1 is connected with the door frame 2 through a hinge, and a locking device 3 is arranged between the wooden door 1 and the door frame 2. The locking device 3 comprises an arc-shaped sliding rail 31, a connecting shaft 32, a locking mechanism 33 and a driving gear 34, one end of the arc-shaped sliding rail 31 is connected with the top of the wooden door 1 in a sliding manner, and the other end of the arc-shaped sliding rail 31 is fixedly connected with the door frame 2; an upper sliding cavity 311 and a lower sliding cavity 312 are arranged in the arc-shaped sliding rail 31, an arc-shaped through hole 313 is formed in the arc-shaped sliding rail 31, the connecting shaft 32 is in sliding fit with the arc-shaped through hole 313, a locking mechanism 33 and a driving gear 34 are fixedly sleeved on the connecting shaft 32 along the same axial center line, and the lower end of the connecting shaft 32 is fixedly connected with the top of the wooden door 1; the locking mechanism 33 is arranged in the upper sliding cavity 311 in a sliding mode, the driving gear 34 is arranged in the lower sliding cavity 312, the straight teeth 3121 are arranged on the side wall of the lower sliding cavity 312, and the driving gear 34 is meshed with the straight teeth 3121.

In this embodiment, by providing the lock device 3 between the wooden door 1 and the door frame 2, when the door is closed, the driving gear 34 rotates along the spur 3121 in the downslide chamber 312, the connecting shaft 32 is rotated and slid in the arc through hole 313, and the lock mechanism 33 is also rotated. When the wooden door 1 is rapidly closed due to the action of large wind, the rotating speed of the wooden door 1 is increased suddenly compared with the usual door closing, and when the rotating speed of the wooden door 1 reaches a certain value, the locking device 3 is started to limit the rotation of the connecting shaft 32 and the driving gear 34, thereby playing a locking role and preventing the wooden door 1 from violently impacting the door frame 2.

The locking mechanism 33 includes a gear plate 331, a centrifugal cam 332, and a snap ring 333; the gear disc 331 is cylindrical, a coaxial cylindrical installation cavity is arranged in the gear disc 331, a through hole is formed in the bottom of the gear disc 331, and the connecting shaft 32 is in rotating fit with the through hole; the inner wall of the cylindrical mounting cavity is provided with a helical tooth groove 3311, the cylindrical mounting cavity is internally provided with a centrifugal cam 332, the outer rim of the centrifugal cam 332 is provided with three limiting teeth 3321 in the same direction as the helical tooth groove 3311, the shape of the limiting teeth 3321 is matched with that of the helical tooth groove 3311, the middle part of the centrifugal cam 332 is provided with a mounting hole, and a clamping ring 333 is arranged in the mounting hole; the clamping ring 333 comprises a bottom plate 3331 and a side 3332, the side 3332 is fixedly connected with the bottom plate 3331, the bottom plate 3331 is fixedly connected with the connecting shaft 32, an opening is formed in the side 3332, the clamping ring 333 can slide in the inner ring of the centrifugal cam 332, a limiting bump 3322 is arranged on the inner ring of the centrifugal cam 332, and the limiting bump 3322 is matched with the opening of the clamping ring 333.

In this embodiment, by configuring the locking mechanism 33 to include the gear plate 331, the centrifugal cam 332 and the snap ring 333, when the door is closed at a normal door closing speed, the wooden door 1 rotates slowly, the driving gear 34 rotates along the straight teeth 3121, the connecting shaft 32 slides while rotating in the arc through hole 313, and drives the locking mechanism 33 to follow the rotation, when the rotation speed of the wooden door 1 is normal, the limit projection 3322 does not limit the snap ring 333, and the centrifugal cam 332 rotates in the gear plate 331 together with the snap ring 333. When the door is closed quickly by wind, the wooden door 1 rotates rapidly, the centrifugal cam 332 moves due to centrifugal force, the limit lug 3322 of the centrifugal cam 332 limits the clamp ring 333, the limit tooth 3321 of the centrifugal cam 332 is clamped into the inclined tooth groove 3311 of the gear disc 331, and the rotation of the clamp ring 333 is limited, so that the rotation of the connecting shaft 32 and the driving gear 34 is locked. When the locking is required to be released, the wooden door 1 only needs to be pushed reversely, and then the locking can be released. Through above mechanism, can effectively prevent the striking of timber 1 and door frame 2 because of wind-force leads to, improve timber 1's life.

One side of the limit projection 3322 is provided with a limit groove 3323 which is matched with the end part of the clamp ring 333 in shape.

In the embodiment, the limit groove 3323 is provided, so that the clamping between the snap ring 333 and the limit bump 3322 is more accurate.

The bottom of the upper sliding cavity 311 is provided with two arc-shaped grooves 3111, the two arc-shaped grooves 3111 are located at two sides of the arc-shaped through hole 313, the bottom of the gear plate 331 is provided with two cylindrical position-limiting rods 3312, and the two cylindrical position-limiting rods 3312 are respectively in sliding fit with the two arc-shaped grooves 3111.

In the present embodiment, the gear plate 331 is prevented from rotating by providing the arc-shaped groove 3111 and the cylindrical stopper rod 3312 such that the position of the gear plate 331 is restricted, so that the stopper teeth 3321 of the centrifugal cam 332 are caught in the helical tooth grooves 3311 of the gear plate 331.

A cover plate 3313 is provided on the top of the gear plate 331.

In the present embodiment, the escape of the stopper tooth 3321 of the cam is prevented by providing the cover plate 3313.

It should be noted that the above preferred embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; these modifications and substitutions do not cause the essence of the corresponding technical solution to depart from the scope of the technical solution of the embodiments of the present invention, and are intended to be covered by the claims and the specification of the present invention.