阅读说明：本技术 一种机械式防外力分开的门吸 (Mechanical door stopper capable of preventing external force separation ) 是由 董浩南 于 2020-12-29 设计创作，主要内容包括：本发明属于门吸技术领域,一种机械式防外力分开的门吸,其特征在于,包括底座、缓冲装置、驱动板、限位装置、门吸杆及门；底座的左端面与门的侧面固定连接,底座右端面通过缓冲装置与驱动板连接,驱动板中间部位开设有方形孔；底座上开设有第一线孔,第一线孔为Y状,底座的右端面中间部位还开设有导向槽,导向槽为内腔大开口小的槽,导向槽位于第一线孔之间。本发明开门时,限位杆会在门吸杆的作用下张开直至卡入头卡入限位装置,使门吸的两部分牢固的卡接在一起,不会在非人为的作用下使门自动关闭,关门时,拉门的同时转动门把手驱动板将会在绳索的作用下往底座的方向运动从而驱动限位装置张开,使之与门吸杆脱离,操作简单。(The invention belongs to the technical field of door stoppers, and discloses a mechanical door stopper capable of preventing external force from separating, which is characterized by comprising a base, a buffer device, a driving plate, a limiting device, a door stopper rod and a door; the left end surface of the base is fixedly connected with the side surface of the door, the right end surface of the base is connected with the driving plate through a buffer device, and a square hole is formed in the middle of the driving plate; first line hole has been seted up on the base, and first line hole is the Y form, and the guide way has still been seted up to the right-hand member face middle part of base, and the guide way is the big little groove of opening of inner chamber, and the guide way is located between the first line hole. When the door is closed, the door handle driving plate is rotated while the door is pulled to move towards the base under the action of the rope so as to drive the limiting device to open, so that the limiting device is separated from the door suction rod, and the door is easy to operate.)

1. A mechanical door stopper capable of preventing external force from separating is characterized by comprising a base (1), a buffer device (2), a driving plate (3), a limiting device (4), a door suction rod (5) and a door (6);

the left end face of the base (1) is fixedly connected with the side face of the door (6), the right end face of the base (1) is connected with the driving plate (3) through the buffer device (2), and the middle part of the driving plate (3) is provided with a square hole (301);

the base (1) is provided with a first wire hole (101), the first wire hole (101) is Y-shaped, the first wire hole (101) penetrates through the left end face and the right end face of the base (1), the middle part of the right end face of the base (1) is also provided with a guide groove (102), the guide groove (102) is a groove with a large inner cavity and a small opening, and the guide groove (102) is positioned between the first wire holes (101);

the limiting device (4) comprises two hinged limiting rods (41), one end of each limiting rod (41) is in a hook shape, a protruding part (43) is arranged at the other end of each limiting rod (41), the protruding parts (43) are clamped into a large inner cavity of the guide groove (102), the protruding parts (43) can move in the guide groove (102), two ends of a hinged point of each limiting rod (41) are fixedly connected with two side walls of the square hole (301) respectively, a spring (42) is elastically connected between the limiting rods (41), and the spring (42) is located between the base (1) and the drive plate (3);

the door suction rod (5) comprises a mounting plate (51), a supporting rod (52) is fixedly connected to the mounting plate (51), and the other end of the supporting rod (52) is fixedly connected with a clamping head (53);

the door handle (7) is arranged on the door (6), the second wire hole (601) is further formed in the door (6), one end of the rope (8) is wound on the door handle (7), the other end of the rope (8) is divided into two strands, and the two strands sequentially penetrate through the second wire hole (601), the first wire hole (101) and the left end face of the driving plate (3) to be fixedly connected.

2. The mechanical door stopper capable of preventing the external force from being separated according to claim 1, wherein the buffer device (2) comprises a piston cavity (21) fixedly connected with the right end face of the base (1) and a piston rod (23) fixedly connected with the left end face of the driving plate (3), the other end of the piston rod (23) is fixedly connected with a piston (22), the piston (22) is located in the piston cavity (21) and can reciprocate in the piston cavity (21), the outer side of the periphery of the piston (22) is in contact with the inner side wall of the piston cavity (21), and a through hole (211) is formed in the outer wall of the piston cavity (21).

3. A mechanical door stopper preventing separation by an external force according to claim 2, wherein the number of the buffer units (2) is two and the buffer units are symmetrically arranged with respect to the guide groove (102).

4. The mechanical door stopper capable of preventing the separation of the external force as claimed in claim 1, wherein one end of the snap-in head (53) far away from the support rod (52) is provided with a chamfer, and the surface of the snap-in head (53) is coated with a rubber layer.

5. A mechanical door stopper preventing separation by external force according to claim 1, wherein the rope (6) is a rigid rope and the elastic deformation generated in the process of force application is negligible.

6. The mechanical door stopper capable of preventing the separation of the external force according to claim 1, wherein the protrusion (43) is cylindrical, and the axis of the protrusion (43) is perpendicular to the limiting rod (41).

Technical Field

The invention belongs to the technical field of door stoppers, and particularly relates to a mechanical door stopper capable of preventing external force separation.

Background

Most of the door stoppers sold on the market at present are divided into two parts: a first part fixedly mounted on the door leaf and a second part fixedly mounted on the wall. The first part and the second part of the door stopper are respectively two magnets, and the contact surfaces of the first part and the second part are two different poles.

However, the existing door stopper has the following problems that as a mechanism capable of buffering the movement of the door body during door opening is not arranged, a part on the door body always has strong impact with a part on the wall body every time the door is opened, so that the door stopper on the door body and the wall body is easily damaged, and the service life of the door stopper is shortened; when people open the window and the door for ventilation, if strong wind blows the door, the magnetic material arranged on the door stopper is difficult to adsorb the door, the door cannot be firmly adsorbed, and the door is easy to close automatically. Therefore, a mechanical door stopper which is prevented from being separated by external force is designed to solve the problems.

Disclosure of Invention

In order to solve the problems that the door is easy to be automatically closed under the condition of non-human factors in the use process of the door stopper, and strong impact is often generated between the door stoppers when the door is opened every time, so that the door stopper is damaged, the invention adopts the following technical scheme.

A mechanical door stopper capable of preventing external force from separating is characterized by comprising a base, a buffer device, a driving plate, a limiting device, a door suction rod and a door;

the left end surface of the base is fixedly connected with the side surface of the door, the right end surface of the base is connected with the driving plate through a buffer device, and a square hole is formed in the middle of the driving plate;

the base is provided with a first wire hole which is Y-shaped, the first wire hole penetrates through the left end surface and the right end surface of the base, the middle part of the right end surface of the base is also provided with a guide groove, the guide groove is a groove with a large inner cavity and a small opening, and the guide groove is positioned between the first wire holes;

the limiting device comprises two hinged limiting rods, one end of each limiting rod is in a hook shape, the other end of each limiting rod is provided with a protruding part, the protruding parts are clamped into a large inner cavity of the guide groove and can move in the guide groove, two ends of a hinged point of each limiting rod are fixedly connected with two side walls of the square hole respectively, a spring is elastically connected between the limiting rods, and the spring is located between the base and the drive plate;

the door stopper rod comprises a mounting plate, a supporting rod is fixedly connected to the mounting plate, and the other end of the supporting rod is fixedly connected with a clamping head;

the door is provided with a door handle, a second wire hole is further formed in the door, one end of a rope is wound on the door handle, the other end of the rope is divided into two strands, and the two strands of rope sequentially penetrate through the second wire hole, the first wire hole and the left end face of the driving plate to be fixedly connected.

Preferably, buffer includes the piston chamber with base right-hand member face fixed connection, with drive plate left end face fixed connection's piston rod, piston rod other end fixed connection has the piston, and the piston is in the piston chamber and can be at piston intracavity reciprocating motion, and the week outside of piston contacts with the inside wall in piston chamber, has seted up the through-hole on the outer wall in piston chamber.

Preferably, the number of the buffering means is two, and the buffering means is symmetrically disposed about the guide groove.

Preferably, one end of the clamping head, which is far away from the supporting rod, is provided with a chamfer, and the surface of the clamping head is coated with a rubber layer.

Preferably, the rope is a rigid rope, with negligible elastic deformation occurring during the application of force.

Preferably, the protruding part is cylindrical, and the axis of the protruding part is perpendicular to the limiting rod.

Compared with the prior art, the invention has the beneficial effects that:

when the door is closed, the door handle driving plate is rotated while the door is pulled to move towards the base under the action of the rope so as to drive the limiting device to open, so that the limiting device is separated from the door suction rod, and the door is easy to operate.

According to the mechanical door stopper capable of preventing the external force from being separated, the drive plate moves towards the base through the buffer device in the process that the limiting device is clamped with the door stopper rod, so that the piston slides in the piston cavity, part of kinetic energy is converted into internal energy to be consumed, the damping effect is achieved, severe collision of the two parts of the door stopper can be effectively prevented, and the service life of the door stopper is prolonged.

The mechanical door stopper capable of preventing the external force from separating can limit the movement of the limiting rod to move only along the length direction of the guide groove through the design of the guide groove with the large inner cavity and the small opening and the cylindrical protruding part clamped in the guide groove, and the sliding friction of the limiting rod in the guide groove can be smaller due to the cylindrical protruding part.

According to the mechanical door stopper capable of preventing the external force from being separated, the chamfer angle arranged at one end of the clamping head, which is far away from the supporting rod, can better open the opening of the limiting device, and the rubber layer coated on the surface of the clamping head can reduce noise generated when the clamping head and the limiting device are contacted.

Drawings

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

FIG. 2 is an enlarged view of FIG. 1A of the present invention;

FIG. 3 is a schematic cross-sectional view of a guide slot of the present invention;

FIG. 4 is a schematic view of the limiting device of the present invention in contact with a door sucker;

FIG. 5 is a schematic view of the limiting device of the present invention engaged with a door suction rod;

FIG. 6 is a schematic view of the door handle according to the present invention after the door handle stop lever is opened.

In the figure: 1. the safety door comprises a base, 101, a first wire hole, 102, a guide groove, 2, a buffer device, 21, a piston cavity, 211, a through hole, 22, a piston, 23, a piston rod, 3, a driving plate, 301, a square hole, 4, a limiting device, 41, a limiting rod, 42, a spring, 43, a protruding part, 5, a door suction rod, 51, a mounting plate, 52, a supporting rod, 53, a clamping head, 6, a door, 601, a second wire hole, 7, a door handle, 8 and a rope.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, 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 application. In the drawings of the embodiments of the present application, hatching of various types in the drawings is not labeled according to national standards, does not require the material of elements, and distinguishes the sectional views of the elements in the drawings.

Referring to fig. 1-6, a mechanical door stopper against separation by external force is shown, which is a mechanical door stopper against separation by external force capable of preventing non-human factors from closing the door when in use. Concretely, the mechanical door stopper capable of preventing external force from being separated comprises a base 1, a buffer device 2, a driving plate 3, a limiting device 4, a door stopper rod 5 and a door 6.

The left end face of base 1 and the side fixed connection of AND gate 6, first line hole 101 aligns with second line hole 601 during the installation, and base 1 right-hand member face passes through buffer 2 and is connected with drive plate 3, and quad slit 301 has been seted up to drive plate 3 middle part, and buffer 2's quantity is two to set up about guide way 102 symmetry, the atress is even like this, can not take place the slope in the atress, destroys the device.

First line hole 101 has been seted up on base 1, and first line hole 101 is the Y form, and first line hole 101 runs through base 1's the both ends face of controlling, and guide way 102 has still been seted up to base 1's right-hand member face middle part, and guide way 102 is the little groove of the big opening of inner chamber, can restrict like this that gag lever post 41 card goes into the position of guide way 102 and can only follow the length direction motion of guide way 102, and guide way 102 is located between first line hole 101.

Stop device 4 includes two articulated gag lever posts 41, the one end of gag lever post 41 is the crotch form, what like this can be better block that chuck card income head 53 makes door 6 can not close under the effect of artificial exogenic action, the gag lever post 41 other end is provided with protruding portion 43, protruding portion 43 card goes into the big inner chamber of guide way 102, protruding portion 43 can move in guide way 102, protruding portion 43 is cylindricly, the axis of protruding portion 43 is perpendicular with gag lever post 41, can make gag lever post 41 the sliding friction in guide way 102 littleer like this, the both ends of the pin joint of gag lever post 41 respectively with the both sides wall fixed connection of quad slit 301, elastic connection has spring 42 between the gag lever post 41, spring 42 is located between base 1 and the drive plate 3.

The door suction rod 5 comprises a mounting plate 51, a support rod 52 is fixedly connected to the mounting plate 51, a clamping head 53 is fixedly connected to the other end of the support rod 52, a chamfer is arranged at one end, away from the support rod 52, of the clamping head 53, and a rubber layer covers the surface of the clamping head 53. The chamfer arranged at one end of the clamping head 53 far away from the supporting rod 5 can better open the opening of the limiting device 4, and the rubber layer coated on the surface of the clamping head 53 can reduce the noise generated when the clamping head and the supporting rod are contacted.

Be provided with door handle 7 on the door 6, still seted up second eyelet 601 on the door 6, the winding has the one end of rope 8 on the door handle 7, and the other end of rope 8 is two strands to pass the left end fixed connection of second eyelet 601, first eyelet 101 and drive plate 3 in proper order, rope 6 is the rigidity rope, and elastic deformation that takes place at the in-process of atress can be ignored.

Buffer 2 includes piston cavity 21 with base 1 right-hand member face fixed connection, with drive plate 3 left end face fixed connection's piston rod 23, piston rod 23 other end fixed connection has piston 22, and piston 22 is located piston cavity 21 and can be in piston cavity 21 reciprocating motion, has seted up through-hole 211 on the outer wall of piston cavity 21. Like this at stop device 4 and the in-process that door suction rod 41 was gone into, drive this moment, 3 will be toward the direction motion of base 1 to piston 22 will slide in piston chamber 21, will become the internal energy consumption with the kinetic energy part, thereby play the absorbing effect, can prevent effectively that two parts of door-inhale from taking place violent collision, thereby prolonged the life-span of door-inhale.

When the door is opened, the limiting device 4 on the door 6 will contact with the snap-in head 53 of the door suction rod 5 first, and since the snap-in head 53 is larger than the opening angle of the initial state of the limiting device 4, the hinged limiting rod 41 will open under the driving of the snap-in head 53, the other end of the driving rod 41 will slide along the guide groove 102, and the spring 42 between the driving rods 41 will be stretched. At the same time, the drive plate 3 will move in the direction of the base 1, so that the piston 22 will slide in the piston chamber 21 until the snap-in head 53 snaps into the curved groove-like end of the stop means 4. When the door is closed, the door handle 7 is rotated while the door is pulled, the rope 8 wound on the door handle 7 is wound on the door handle 7, the driving plate 3 is pulled to move towards the base 1, the limiting device 4 is driven to be opened, the limiting device is separated from the door suction rod 5, and after the limiting device 4 and the driving plate 3 are separated, the limiting device 4 and the driving plate 3 are reset under the action of the spring 42 to prepare for next use.

The above; but are merely preferred embodiments of the present application; the scope of protection of the present application is not limited thereto; any person skilled in the art is within the technical scope of the present disclosure; the technical scheme and the improved concept of the application are equally replaced or changed; are intended to be covered by the scope of the present application.