CN111852219A - Door stopper with dual shock attenuation prevents that door is impaired - Google Patents

Door stopper with dual shock attenuation prevents that door is impaired Download PDF

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Publication number
CN111852219A
CN111852219A CN202010790639.XA CN202010790639A CN111852219A CN 111852219 A CN111852219 A CN 111852219A CN 202010790639 A CN202010790639 A CN 202010790639A CN 111852219 A CN111852219 A CN 111852219A
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CN
China
Prior art keywords
damping
cavity
end wall
ejection
door
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN202010790639.XA
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Chinese (zh)
Inventor
顿菊红
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Qingdao Junping Damping Technology Co Ltd
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Qingdao Junping Damping Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Qingdao Junping Damping Technology Co Ltd filed Critical Qingdao Junping Damping Technology Co Ltd
Priority to CN202010790639.XA priority Critical patent/CN111852219A/en
Publication of CN111852219A publication Critical patent/CN111852219A/en
Withdrawn legal-status Critical Current

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    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05C—BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS
    • E05C17/00—Devices for holding wings open; Devices for limiting opening of wings or for holding wings open by a movable member extending between frame and wing; Braking devices, stops or buffers, combined therewith
    • E05C17/56—Devices for holding wings open; Devices for limiting opening of wings or for holding wings open by a movable member extending between frame and wing; Braking devices, stops or buffers, combined therewith by magnetic or electromagnetic attraction or operated by electric or electromagnetic means
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05F5/00—Braking devices, e.g. checks; Stops; Buffers
    • E05F5/06—Buffers or stops limiting opening of swinging wings, e.g. floor or wall stops
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05F5/00—Braking devices, e.g. checks; Stops; Buffers
    • E05F5/06—Buffers or stops limiting opening of swinging wings, e.g. floor or wall stops
    • E05F5/08—Buffers or stops limiting opening of swinging wings, e.g. floor or wall stops with springs
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05F5/00—Braking devices, e.g. checks; Stops; Buffers
    • E05F5/06—Buffers or stops limiting opening of swinging wings, e.g. floor or wall stops
    • E05F5/10—Buffers or stops limiting opening of swinging wings, e.g. floor or wall stops with piston brakes

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  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Vibration Dampers (AREA)

Abstract

The invention discloses a door stopper with double shock absorption and capable of preventing a door from being damaged, which comprises a cylindrical shell, a buffer transfer cavity is arranged in the cylinder shell, the upper end wall and the lower end wall in the cylinder shell are respectively symmetrically provided with a damping cavity, the upper end wall and the lower end wall in the cylinder shell are respectively symmetrically provided with ejection cavities, the rightmost end wall in the cylinder shell is internally provided with an adsorption cavity, the shock absorption cavity is arranged at the left side of the ejection cavity and is communicated with the ejection cavity, the invention has simple structure and convenient operation, in order to prevent the air flow or the closing of the door caused by artificial reasons, a door stopper device is required to be arranged behind the door, the door and a person who opens the door vigorously can be well protected by damping twice, meanwhile, under the condition of normal force, the door is sucked, and when the force is too large, the safety airbag is popped out to prevent the door from being collided, so that the door integrated type safety protection device has higher integration degree.

Description

Door stopper with dual shock attenuation prevents that door is impaired
Technical Field
The invention relates to the field of shock absorbers, in particular to a door stopper with double shock absorption and the function of preventing a door from being damaged.
Background
As is well known, the door stopper is a device for sucking and positioning after the door leaf is opened, and is used for preventing the door from being closed due to air flow or external force caused by accidental contact, and plays a role in protecting the door.
Disclosure of Invention
The present invention is directed to a door stopper with dual shock absorption to prevent damage to a door, which overcomes the above-mentioned drawbacks of the prior art.
The invention is realized by the following technical scheme.
The door stopper with double shock absorption and the function of preventing a door from being damaged comprises a cylinder shell, wherein a buffer transfer cavity is arranged in the cylinder shell, shock absorption cavities are symmetrically arranged on the upper end wall and the lower end wall in the cylinder shell respectively, ejection cavities are symmetrically arranged on the upper end wall and the lower end wall in the cylinder shell respectively, an absorption cavity is arranged in the rightmost end wall in the cylinder shell, the shock absorption cavity is arranged on the left side of the ejection cavity and is communicated with the ejection cavities, the buffer transfer cavity is arranged between the shock absorption cavities which are vertically symmetrical and the ejection cavities which are vertically symmetrical, the buffer transfer cavity is communicated with the ejection cavities in the upper end wall and the lower end wall, and the absorption cavity is arranged on the right side of the ejection cavity; a second damping device is arranged in the damping cavity, a damping cylinder is arranged in the damping cavity in a sliding manner, an air bag is arranged in the damping cylinder, damping slide blocks which are symmetrical in front and back are arranged in the damping cavity, a damping rack is fixedly arranged on each damping slide block, each damping slide block is fixedly connected with the damping cylinder, a damping connecting rod is arranged in the damping cavity, and the front end of each damping connecting rod is fixedly connected with the damping cylinder; a first pipeline is arranged in the shock absorption connecting rod, the first pipeline is fixedly connected with the air bag and can enable the air bag to be filled with air, the shock absorption connecting rod can enable the shock absorption cylinder to slide forwards, the air bag filled with air in the shock absorption cylinder is popped out of the shock absorption cavity, shock absorption stop blocks are symmetrically arranged at the front end and the rear end in the shock absorption cavity in a sliding mode respectively, and stop block racks are fixedly arranged on the shock absorption stop blocks; the damping slide block is characterized in that the front end and the rear end in the damping cavity are respectively symmetrically and rotatably provided with damping gears, the damping gears respectively act with the stop block rack and the damping rack to enable the damping slide block to move leftwards and enable the damping stop blocks at the upper end and the lower end to be close to each other, and damping springs are respectively and symmetrically arranged between the left end of the damping slide block and the inner wall of the left side of the damping cavity to enable the damping slide block to return to the original position.
Further, the second damping device comprises a damping chute which is fixedly arranged in the damping cavity, a damping cylinder is arranged in the damping chute in a sliding manner, an air bag is fixedly arranged on the right side end wall in the damping cylinder, a damping connecting rod is fixedly arranged on the right side outer end wall of the damping cylinder, a first pipeline is arranged in the damping connecting rod, a push block is fixedly arranged at the right end of the damping connecting rod, a gas storage room is arranged between the right end of the damping cylinder and the right side end wall of the damping cavity, a second gas pipeline is fixedly arranged at the lower end of the right side of the gas storage room, damping connecting blocks are symmetrically and fixedly arranged on the front side and the rear side of the right end of the damping cylinder respectively, damping sliding blocks are symmetrically and fixedly arranged on the damping connecting blocks respectively, the damping sliding blocks can slide in the front end wall and the rear end wall of the damping cavity, damping racks are symmetrically and fixedly arranged at the front ends of, the damping cavity is characterized in that damping stop blocks are symmetrically and slidably arranged in the front end wall and the rear end wall of the left end of the damping cavity respectively, stop block racks are symmetrically and fixedly arranged on the damping stop blocks respectively, damping gears are symmetrically and rotatably arranged on the front end wall and the rear end wall of the damping cavity respectively, and the damping gears can act on the stop block racks and the damping racks.
Further, the ejection device includes ejection chamber right-hand member both sides are the fixed ejection section of thick bamboo that is equipped with of symmetry respectively around the ejection chamber right-hand member, ejection section of thick bamboo internal fixation is equipped with the ejection spout of front and back symmetry, it is equipped with the ejection slider to slide in the ejection spout of front and back symmetry, on the right side end wall of ejection slider with be equipped with the ejection spring on the ejection section of thick bamboo right side inner wall, it is equipped with the ejection push rod to slide in the ejection chamber, the fixed ejection rack that is equipped with on the ejection push rod, ejection push rod right-hand member with it is equipped with the stretch cord to launch between the slider to articulate, it is equipped with first pivot to launch the intracavity rotation, the fixed half-gear that.
Further, the ejection device comprises a second rotating shaft which is rotatably arranged in the buffering transmission cavity, a transmission gear is fixedly arranged on the second rotating shaft, a chain is arranged between the transmission gear and the half gear, an air cylinder is fixedly arranged in the right side end wall of the buffering transmission cavity, first pipelines are respectively fixedly arranged on the upper end wall and the lower end wall of the air cylinder, the first pipelines penetrate through the buffering transmission cavity and the damping cavity, air cylinder sliding grooves which are symmetrical front and back are fixedly arranged in the air cylinder, an air cylinder sliding block is slidably arranged in the air cylinder sliding grooves, air cylinder springs are arranged on the right side of the air cylinder sliding block and the right side end wall of the air cylinder sliding grooves, first sliding grooves are respectively fixedly arranged on the front end wall and the rear end wall in the buffering transmission cavity, a U-shaped sliding block is slidably arranged between the two first sliding grooves, and first springs are respectively arranged between the right side of the, the middle of U type slider left side is fixed and is equipped with magnet, the fixed stock that is equipped with in the middle of U type slider right side, both ends are fixed respectively and are equipped with the stock rack about the stock, the stock rack with the transmission gear effect, the stock rightmost end with inflator slider effect.
Further, first damping device includes fixed first snubber block that is equipped with respectively on the upper and lower end wall in buffering transmission intracavity left side, the slip is equipped with first shock attenuation connecting rod in the first snubber block, first shock attenuation connecting rod with be equipped with first damping spring on the upper and lower end wall of first snubber block, the close both ends of first shock attenuation connecting rod are fixed respectively and are equipped with the tray, the fixed shock attenuation sponge that is equipped with respectively on the tray, the internal fixed second snubber block that is equipped with of upper and lower end wall in buffering transmission intracavity, the fixed second shock attenuation spout that is equipped with bilateral symmetry in the second snubber block, it is equipped with second shock attenuation slider to slide in the second shock attenuation spout, second shock attenuation slider with articulated second shock attenuation connecting rod that is equipped with between the tray.
Further, adsorption equipment includes the fixed absorption pivot that is equipped with in absorption intracavity, absorption pivot left end with buffer transfer chamber right side outer end wall fixed connection, the fixed absorption connecting rod that is equipped with of absorption pivot right-hand member, it is equipped with four equidistance's sucking discs to adsorb the connecting rod internal fixation, it is fixed respectively to be equipped with between every sucking disc, the fixed long connecting rod of sucking disc that is equipped with between the sucking disc of front and back side.
The invention has the beneficial effects that: the door stopper device is mounted behind the door in order to prevent the door from being closed due to air flow or artificial reasons, the door stopper device can be well protected by damping twice, and meanwhile, under the condition of normal force, the door is sucked, and when the force is too large, the safety airbag can be ejected to prevent the door from being collided, so that the door stopper device has higher integration degree.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic view of the structure A-A of FIG. 1;
FIG. 3 is a schematic diagram of B-B in FIG. 1.
Detailed Description
The invention will now be described in detail with reference to fig. 1-3, for the sake of convenience, the orientations described hereinafter being defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
With reference to fig. 1-3, the door stopper with dual shock absorption for preventing damage to a door comprises a cylinder housing 10, a buffering transmission cavity 57 is arranged in the cylinder housing 10, shock absorption cavities 58 are symmetrically arranged on upper and lower end walls in the cylinder housing 10 respectively, ejection cavities 37 are symmetrically arranged on upper and lower end walls in the cylinder housing 10 respectively, an absorption cavity 67 is arranged in the rightmost end wall in the cylinder housing 10, the shock absorption cavity 58 is arranged on the left side of the ejection cavity 37 and the shock absorption cavity 58 is communicated with the ejection cavity 37, the buffering transmission cavity 57 is arranged between the shock absorption cavity 58 and the ejection cavities 37 which are symmetrical from top to bottom, the buffering transmission cavity 57 is communicated with the ejection cavities 37 in the upper and lower end walls, the absorption cavity 67 is arranged on the right side of the ejection cavity 37, a second shock absorption device 100 is arranged in the shock absorption cavity 58, a shock absorption tube 54 is slidably arranged in the shock absorption cavity 58, the shock absorption device is characterized in that an air bag 55 is arranged in the shock absorption cylinder 54, shock absorption sliding blocks 46 which are symmetrical in the front and back are arranged in the shock absorption cavity 58, a shock absorption rack 47 is fixedly arranged on each shock absorption sliding block 46, the shock absorption sliding blocks 46 are fixedly connected with the shock absorption cylinder 54, a shock absorption connecting rod 53 is arranged in the shock absorption cavity 58, the front end of each shock absorption connecting rod 53 is fixedly connected with the shock absorption cylinder 54, a first pipeline 40 is arranged in each shock absorption connecting rod 53, the first pipeline 40 is fixedly connected with the air bag 55 and can enable the air bag 55 to be filled with air, the shock absorption connecting rod 53 can enable the shock absorption cylinder 54 to slide forwards, the air bag 55 which is filled with air in the shock absorption cylinder 54 is popped out of the shock absorption cavity 58, shock absorption stoppers 42 are symmetrically arranged at the front end and the back end of the shock absorption cavity 58, stopper racks 43 are fixedly arranged, the damping gear 44 respectively acts on the stopper rack 43 and the damping rack 47, so that the damping slide block 46 moves leftwards and simultaneously the damping stoppers 42 at the upper end and the lower end are close to each other, and damping springs 45 are respectively and symmetrically arranged between the left end of the damping slide block 46 and the left inner wall of the damping cavity 58, so that the damping slide block 46 can return to the original position.
The second damping device 100 comprises a damping chute 49 fixedly arranged in the damping cavity 58, a damping cylinder 54 is slidably arranged in the damping chute 49, an air bag 55 is fixedly arranged on the right side end wall in the damping cylinder 54, a damping connecting rod 53 is fixedly arranged on the right side outer end wall of the damping cylinder 54, a first pipeline 40 is arranged in the damping connecting rod 53, a push block 52 is fixedly arranged at the right end of the damping connecting rod 53, a gas storage chamber 50 is arranged between the right end of the damping cylinder 54 and the right side end wall of the damping cavity 58, a second gas pipeline 51 is fixedly arranged at the lower end of the right side of the gas storage chamber 50, damping connecting blocks 48 are symmetrically and fixedly arranged at the front side and the rear side of the right end of the damping cylinder 54 respectively, damping sliding blocks 46 are symmetrically and fixedly arranged on the damping connecting blocks 48 respectively, the damping sliding blocks 46 can slide in the front end wall and the rear end wall of the damping cavity 58, damping springs 45 are symmetrically arranged between the left end of the damping sliding block 46 and the front end wall and the rear end wall on the left side of the damping cavity 58 respectively, damping stop blocks 42 are symmetrically arranged in the front end wall and the rear end wall on the left end of the damping cavity 58 respectively in a sliding mode, stop block racks 43 are symmetrically and fixedly arranged on the damping stop blocks 42 respectively, damping gears 44 are symmetrically and rotatably arranged on the front end wall and the rear end wall in the damping cavity 58 respectively, and the damping gears 44 can act on the stop block racks 43 and the damping racks 47.
The ejection device 200 includes the fixed ejection barrel 27 that is equipped with of both sides symmetry respectively around the ejection chamber 37 right-hand member, ejection barrel 27 internal fixation is equipped with ejection spout 28 of front and back symmetry, it launches slider 30 to slide in the ejection spout 28 of front and back symmetry, on the right side end wall of ejection slider 30 with be equipped with ejection spring 29 on the ejection barrel 27 right side inner wall, it is equipped with ejection push rod 36 to slide in the ejection chamber 37, the fixed ejection rack 41 that is equipped with on the ejection push rod 36, ejection push rod 36 right-hand member with it is equipped with the stretch cord 35 to launch to articulate between the slider 30, it is equipped with first pivot 34 to launch the 37 internal rotations of chamber, the fixed half-gear 33 that is equipped with on the first pivot 34, half-gear 33 with the effect of ejection rack 41.
The ejection device 200 comprises a second rotating shaft 32 arranged in the buffer transfer cavity 57 in a rotating manner, a transfer gear 31 is fixedly arranged on the second rotating shaft 32, a chain 65 is arranged between the transfer gear 31 and the half gear 33, an air cylinder 24 is fixedly arranged on the right side end wall of the buffer transfer cavity 57, first pipelines 40 are respectively fixedly arranged on the upper end wall and the lower end wall of the air cylinder 24, the first pipelines 40 penetrate through the buffer transfer cavity 57 and the damping cavity 58, front and rear symmetrical air cylinder sliding grooves 25 are fixedly arranged in the air cylinder 24, an air cylinder sliding block 26 is slidably arranged in the air cylinder sliding groove 25, an air cylinder spring 56 is arranged on the right side of the air cylinder sliding block 26 and the right side end wall of the air cylinder sliding groove 25, first sliding grooves 21 are respectively fixedly arranged on the front and rear end walls in the buffer transfer cavity 57, U-shaped sliding blocks 23 are slidably arranged between the two first sliding grooves 21, and first springs 22 are respectively arranged between the upper end and the lower end right side of The middle of the left side of the U-shaped sliding block 23 is fixedly provided with a magnet 38, the middle of the right side of the U-shaped sliding block 23 is fixedly provided with a long rod 66, the upper end and the lower end of the long rod 66 are respectively fixedly provided with a long rod rack 39, the long rod rack 39 acts on the transfer gear 31, and the rightmost end of the long rod 66 acts on the inflator sliding block 26.
First damping device 300 includes fixed first snubber block 19 that is equipped with respectively on the upper and lower end wall in the left side in buffering transmission chamber 57, it is equipped with first shock attenuation connecting rod 18 to slide in first snubber block 19, first shock attenuation connecting rod 18 with be equipped with first damping spring 20 on the upper and lower end wall of first snubber block 19, the close both ends of first shock attenuation connecting rod 18 are fixed respectively and are equipped with tray 16, the last shock attenuation sponge 17 that is fixed respectively of tray 16, the upper and lower end wall internal fixation is equipped with second snubber block 11 in buffering transmission chamber 57, second snubber block 11 internal fixation is equipped with bilateral symmetry's second shock attenuation spout 12, it is equipped with second shock attenuation slider 13 to slide in second shock attenuation spout 12, second shock attenuation slider 13 with articulated second shock attenuation connecting rod 14 that is equipped with between tray 16.
Adsorption equipment 400 includes the fixed absorption pivot 59 that is equipped with in absorption chamber 67, absorption pivot 59 left end with buffering transmission chamber 57 right side outer end wall fixed connection, the fixed absorption connecting rod 60 that is equipped with in absorption pivot 59 right-hand member, absorption connecting rod 60 internal fixation is equipped with four equidistance's sucking discs 61 such as equidistance, it is equipped with 62 to fix respectively between every sucking disc 61, the fixed long connecting rod 63 of sucking disc that is equipped with between the sucking disc 61 of front and back side.
The working state is as follows: initially, ejector spring 29 is in an uncompressed state, bladder 55 is within shock tube 54 and is not filled with gas, and suction cup 61 is hydraulically attached to the wall.
When normal dynamics was closed the door, the bobble with door fixed connection made the first shock attenuation connecting rod 18 of longitudinal symmetry each other away from with the contact of shock attenuation sponge 17, and the first damping spring 20 of pressurization longitudinal symmetry makes it be in compression state, arrives on magnet 38, makes bobble and magnet 38 inter attraction under the effect of magnetic force, can make the speed of bobble reduce, plays the effect of shock attenuation buffering, makes the bobble adsorb on magnet 38 simultaneously, makes it fixed, prevents that the door from closing.
When the force of closing the door is too large, the small ball continues to move backwards after contacting with the magnet 38, so that the long rod 66 moves backwards, the long rod rack 39 fixed on the long rod 66 moves backwards to drive the transmission gear 31 to rotate, the half gear 33 rotates through the chain 65, the ejection push rod 36 moves backwards, the ejection spring 29 is in a compressed state, when the half gear 33 rotates to one end without the gear, the ejection push rod 36 ejects leftwards under the action of the ejection spring 29 and returns to the original position under the action of the elastic rope 35, meanwhile, the damping cylinder 54 slides leftwards to drive the damping slide block 46 to slide leftwards, the damping rack 47 fixedly connected with the damping slide block 46 slides leftwards to act with the damping rack 47 to drive the damping gear 44 to rotate, the damping stop block 42 is close to each other, the damping cylinder 54 cannot reach the outside, meanwhile, the long rod 66 moves backwards to enable the gas in the gas cylinder 24 to fill the damping cylinder 54 with the gas through the first pipeline 40, the redundant gas can continue to pass through the second gas pipeline 51, so that the gas storage room 50 is also filled with the gas to prevent the damping cylinder 54 from sliding backwards, the gas bag 55 in the damping cylinder 54 is ejected out of the damping cavity 58, the door is damped, when the door is not extruded forcibly, the gas is returned to the gas cylinder 24 under the action of the gas cylinder spring 56, the damping cylinder 54 slides to the original position again, the gas bag 55 returns to the damping cylinder 54 again, and the door cannot be damaged due to excessive force.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.

Claims (6)

1. The utility model provides a door stopper with dual shock attenuation prevents that door is impaired, includes the drum shell, its characterized in that: a buffer transfer cavity is arranged in the cylinder shell; the cylinder shell is internally provided with an upper end wall and a lower end wall which are respectively symmetrically provided with a damping cavity, the upper end wall and the lower end wall in the cylinder shell are respectively symmetrically provided with an ejection cavity, the rightmost end wall in the cylinder shell is internally provided with an adsorption cavity, the damping cavity is arranged on the left side of the ejection cavity and is communicated with the ejection cavity, the buffer transfer cavity is arranged between the damping cavity which is vertically symmetrical and the ejection cavity which is vertically symmetrical, the buffer transfer cavity is communicated with the ejection cavities in the upper end wall and the lower end wall, and the adsorption cavity is arranged on the right side of the ejection cavity; a second damping device is arranged in the damping cavity, a damping cylinder is arranged in the damping cavity in a sliding manner, an air bag is arranged in the damping cylinder, damping slide blocks which are symmetrical in front and back are arranged in the damping cavity, a damping rack is fixedly arranged on each damping slide block, each damping slide block is fixedly connected with the damping cylinder, a damping connecting rod is arranged in the damping cavity, and the front end of each damping connecting rod is fixedly connected with the damping cylinder; a first pipeline is arranged in the shock absorption connecting rod, the first pipeline is fixedly connected with the air bag and can enable the air bag to be filled with air, the shock absorption connecting rod can enable the shock absorption cylinder to slide forwards, the air bag filled with air in the shock absorption cylinder is popped out of the shock absorption cavity, shock absorption stop blocks are symmetrically arranged at the front end and the rear end in the shock absorption cavity in a sliding mode respectively, and stop block racks are fixedly arranged on the shock absorption stop blocks; the damping slide block is characterized in that the front end and the rear end in the damping cavity are respectively symmetrically and rotatably provided with damping gears, the damping gears respectively act with the stop block rack and the damping rack to enable the damping slide block to move leftwards and enable the damping stop blocks at the upper end and the lower end to be close to each other, and damping springs are respectively and symmetrically arranged between the left end of the damping slide block and the inner wall of the left side of the damping cavity to enable the damping slide block to return to the original position.
2. The door stopper with double shock absorption for preventing the door from being damaged according to claim 1, wherein: the second damping device comprises a damping chute fixedly arranged in the damping cavity, a damping cylinder is arranged in the damping chute in a sliding manner, an air bag is fixedly arranged on the right side end wall in the damping cylinder, a damping connecting rod is fixedly arranged on the right side outer end wall of the damping cylinder, a first pipeline is arranged in the damping connecting rod, a push block is fixedly arranged at the right end of the damping connecting rod, a gas storage room is arranged between the right end of the damping cylinder and the right side end wall of the damping cavity, a second gas pipeline is fixedly arranged at the right lower end of the gas storage room, damping connecting blocks are symmetrically and fixedly arranged on the front side and the rear side of the right end of the damping cylinder respectively, damping sliding blocks are symmetrically and fixedly arranged on the damping connecting blocks respectively, the damping sliding blocks can slide in the front end wall and the rear end wall of the damping cavity, damping racks are symmetrically and fixedly arranged at the front ends of the damping sliding, the damping cavity is characterized in that damping stop blocks are symmetrically and slidably arranged in the front end wall and the rear end wall of the left end of the damping cavity respectively, stop block racks are symmetrically and fixedly arranged on the damping stop blocks respectively, damping gears are symmetrically and rotatably arranged on the front end wall and the rear end wall of the damping cavity respectively, and the damping gears can act on the stop block racks and the damping racks.
3. The door stopper with double shock absorption for preventing the door from being damaged according to claim 1, wherein: the ejection device comprises ejection cavities, wherein ejection barrels are symmetrically and fixedly arranged on the front side and the rear side of the right end of each ejection cavity respectively, ejection chutes are symmetrically and fixedly arranged in the ejection barrels, ejection sliders are symmetrically and slidably arranged in the ejection chutes, ejection springs are arranged on the right side end walls of the ejection sliders and on the right side inner walls of the ejection barrels, ejection push rods are slidably arranged in the ejection cavities, ejection racks are fixedly arranged on the ejection push rods, elastic ropes are hinged between the ejection push rods, first rotating shafts are arranged in the ejection cavities in a rotating mode, half gears are fixedly arranged on the first rotating shafts, and the half gears act on the ejection racks.
4. The door stopper with double shock absorption for preventing the door from being damaged according to claim 1, wherein: the ejection device comprises a second rotating shaft which is arranged in the buffering transmission cavity in a rotating manner, a transmission gear is fixedly arranged on the second rotating shaft, a chain is arranged between the transmission gear and the half gear, an inflator is fixedly arranged in the right end wall of the buffering transmission cavity, first pipelines are respectively fixedly arranged on the upper end wall and the lower end wall of the inflator, the first pipelines penetrate through the buffering transmission cavity and the damping cavity, inflator chutes which are symmetrical front and back are fixedly arranged in the inflator, inflator sliders are arranged in the inflator chutes in a sliding manner, inflator springs are arranged on the right sides of the inflator sliders and the right end wall of the inflator chutes, first chutes are respectively fixedly arranged on the front end wall and the rear end wall of the buffering transmission cavity, a U-shaped slider is arranged between the two first chutes in a sliding manner, and first springs are respectively arranged between the right sides of the upper end and the lower end of the U, the middle of U type slider left side is fixed and is equipped with magnet, the fixed stock that is equipped with in the middle of U type slider right side, both ends are fixed respectively and are equipped with the stock rack about the stock, the stock rack with the transmission gear effect, the stock rightmost end with inflator slider effect.
5. The door stopper with double shock absorption for preventing the door from being damaged according to claim 1, wherein: first damping device includes fixed first snubber block that is equipped with respectively on the upper and lower end wall in buffering transmission intracavity left side, it is equipped with first shock attenuation connecting rod to slide in the first snubber block, first shock attenuation connecting rod with be equipped with first damping spring on the upper and lower end wall of first snubber block, the close both ends of first shock attenuation connecting rod are fixed respectively and are equipped with the tray, the fixed shock attenuation sponge that is equipped with respectively on the tray, the upper and lower end wall internal fixation is equipped with the second snubber block in the buffering transmission intracavity, the second snubber block internal fixation is equipped with bilateral symmetry's second shock attenuation spout, it is equipped with second shock attenuation slider to slide in the second shock attenuation spout, second shock attenuation slider with it is equipped with second shock attenuation connecting rod to articulate between the tray.
6. The door stopper with double shock absorption for preventing the door from being damaged according to claim 1, wherein: adsorption equipment includes the fixed absorption pivot that is equipped with in absorption intracavity, adsorb the pivot left end with buffer transfer chamber right side outer end wall fixed connection, the fixed absorption connecting rod that is equipped with of absorption pivot right-hand member, it is equipped with four equidistance's sucking discs such as equidistance to adsorb the connecting rod internal fixation, it is equipped with to fix respectively between every sucking disc, the fixed long connecting rod of sucking disc that is equipped with between the sucking disc of front and back side.
CN202010790639.XA 2020-08-07 2020-08-07 Door stopper with dual shock attenuation prevents that door is impaired Withdrawn CN111852219A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010790639.XA CN111852219A (en) 2020-08-07 2020-08-07 Door stopper with dual shock attenuation prevents that door is impaired

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010790639.XA CN111852219A (en) 2020-08-07 2020-08-07 Door stopper with dual shock attenuation prevents that door is impaired

Publications (1)

Publication Number Publication Date
CN111852219A true CN111852219A (en) 2020-10-30

Family

ID=72971203

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010790639.XA Withdrawn CN111852219A (en) 2020-08-07 2020-08-07 Door stopper with dual shock attenuation prevents that door is impaired

Country Status (1)

Country Link
CN (1) CN111852219A (en)

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Application publication date: 20201030