CN110638237A - Automatic high stable aviation dining car bottom connecting device of locking - Google Patents
Automatic high stable aviation dining car bottom connecting device of locking Download PDFInfo
- Publication number
- CN110638237A CN110638237A CN201910918765.6A CN201910918765A CN110638237A CN 110638237 A CN110638237 A CN 110638237A CN 201910918765 A CN201910918765 A CN 201910918765A CN 110638237 A CN110638237 A CN 110638237A
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- CN
- China
- Prior art keywords
- brake
- fixedly connected
- block
- connecting rod
- fixing frame
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Classifications
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B91/00—Feet for furniture in general
- A47B91/06—Gliders or the like
- A47B91/066—Swivel gliders
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B31/00—Service or tea tables, trolleys, or wagons
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B5/00—Accessories or details specially adapted for hand carts
- B62B5/04—Braking mechanisms; Locking devices against movement
- B62B5/0404—Braking mechanisms; Locking devices against movement automatic
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B5/00—Accessories or details specially adapted for hand carts
- B62B5/04—Braking mechanisms; Locking devices against movement
- B62B5/0438—Braking mechanisms; Locking devices against movement hand operated
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B31/00—Service or tea tables, trolleys, or wagons
- A47B2031/002—Catering trolleys
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B5/00—Accessories or details specially adapted for hand carts
- B62B5/04—Braking mechanisms; Locking devices against movement
- B62B2005/0471—Disk brakes
Abstract
The invention relates to the technical field of aviation dining cars, and discloses an automatic locking high-stability aviation dining car bottom connecting device, which comprises a chassis, wherein the bottom of the chassis is fixedly connected with a front fixing frame, the outer part of the front fixing frame is movably connected with a front pulley, a brake hole is formed in the front pulley, the surface of the front fixing frame is provided with a sliding chute, the inner part of the sliding chute is connected with a sliding block in a sliding manner, the sliding block is hinged with a front connecting rod, one end of the front connecting rod, far away from the sliding block, is hinged with a brake disc, under the action of the sliding block, a first spring and the brake disc are matched for use, the brake disc always slides outwards under the action of the first spring, so that the braking effect is achieved, when the sliding block moves, the sliding block is required to move upwards to drive the two brake discs to slide inwards, the locking on the front pulley is released, so that the effect of automatic locking is achieved.
Description
Technical Field
The invention relates to the technical field of aviation dining cars, in particular to a bottom connecting device of an automatic-locking high-stability aviation dining car.
Background
Under the high-speed development of social economy, people also increasingly seek high speed and comfort for transportation and more people select an aviation airplane as a mode of travel, wherein the aviation airplane needs to participate in the process of flying in order to provide food or drink for passengers through an aviation dining car.
The existing air dining car is often provided with pedals on a chassis, and whether the braking of the dining car is realized by stepping down or lifting up the pedals is realized, the braking mode needs feet to operate, the operation is very inconvenient, the use is troublesome, and when workers leave handles by hands, the braking is kept in mind at all times, the operation is troublesome, and the dining car is easy to slide away due to inertia or lucky psychology of the workers, so that the collision of the passengers is caused, and certain potential danger is brought to the passengers.
In order to solve the problems, the inventor provides an automatic locking high-stability bottom connecting device for an aviation dining car, which has the advantages of being simple in operation, automatically locking a brake, keeping in mind all the time, converting memory into mechanical operation, ensuring stability of the dining car and avoiding danger.
Disclosure of Invention
In order to realize the purposes of simple operation, automatic locking of the brake, no need of keeping in mind all the time, conversion of memory into mechanical operation, guarantee of stability of the dining car and avoidance of danger, the invention provides the following technical scheme: the utility model provides an automatic high stable aviation dining car bottom connecting device of locking, including the chassis, preceding mount, preceding pulley, the brake hole, the spout, the slider, preceding connecting rod, the brake disc, the brake block, first spring, preceding brake silk is first, first fixing clip, first connecting block, preceding brake silk is second, the second fixing clip, the after-fixing frame, the back pulley, the ratchet, the support column, the back connecting rod, the inserted block, the second spring, the spring fixed block, back brake silk is first, the third fixing clip, the fourth fixing clip, the second connecting block, back brake silk is second, the fifth fixing clip, left brake handle, the dining car handle, right brake handle.
The positions and the connection relations of the structures are as follows:
the bottom of the chassis is fixedly connected with two front fixing frames which are respectively and fixedly connected with the left side and the right side of the front part of the chassis, the outer part of each front fixing frame is movably connected with four front pulleys, every two front pulleys are in one group, each group of two front pulleys are movably connected with the left side and the right side of one front fixing frame, the inner part of each front pulley is provided with a brake hole, the surface of each front fixing frame is provided with a chute, the inner part of the chute is slidably connected with a sliding block, the sliding block is provided with two front connecting rods which are respectively and slidably connected in the chutes arranged on the two front fixing frames, the sliding block is hinged and connected with four front connecting rods, every two front connecting rods are in one group, each group of two front connecting rods are respectively and hingedly connected with the left side and the right side of the, the brake disc is provided with four brake discs, each two brake discs are in a group, each two brake discs are slidably connected to the outer portion of a front fixing frame, each two brake discs are respectively hinged to each two front connecting rods, the outer portion of each brake disc is fixedly connected with a brake block, the size of each brake block is matched with the size of a brake hole, the brake blocks are slidably inserted into the brake holes, the outer portion of each brake disc is fixedly connected with a first spring, the top portion of each slider is fixedly connected with a first front brake wire I, one end, far away from the slider, of each front brake wire I is fixedly connected with a first fixing clamp, the outer portion of each front brake wire I is fixedly connected with a first connecting block, the outer portion of each first connecting block is fixedly connected with a second front brake wire II, the outer portion of each front brake wire II is fixedly connected with a second fixing clamp, the bottom portion of the chassis is movably connected with a rear fixing frame, and the, the top of the rear fixing frame is fixedly connected with a ratchet wheel, the top of the chassis is fixedly connected with a supporting column, the top of the supporting column is fixedly connected with a rear connecting rod, the outer part of the rear connecting rod is fixedly connected with an insert block, one side of the rear connecting rod, far away from the insert block, is fixedly connected with a second spring, one end of the second spring, far away from the rear connecting rod, is fixedly connected with a spring fixing block, one end of the rear connecting rod, far away from the insert block, is fixedly connected with a first rear brake wire, one end of the first rear brake wire, close to the rear connecting rod, is fixedly connected with a third fixing clamp, one end of the first rear brake wire, far away from the rear connecting rod, is fixedly connected with a fourth fixing clamp, the outer part of the first rear brake wire is fixedly connected with a second connecting block, the outer part of the second connecting block is fixedly connected with a second rear brake wire, the outer, the outside fixedly connected with dining car handle of left brake handle, the outside fixedly connected with right brake handle of dining car handle.
Preferably, the first spring is fixedly connected between each set of two brake discs.
Preferably, the first front brake wire is provided with two, the first front brake wire is divided into a wire sleeve and a wire core, the wire core and two sliding blocks of the first front brake wire are fixedly connected, the wire sleeve and a front fixing frame of the first front brake wire are fixedly connected, the wire sleeve and a first fixing frame of the first front brake wire are fixedly connected, and the wire core and a first connecting block of the first front brake wire are fixedly connected.
Preferably, the front brake wire II is divided into a wire sleeve and a wire core, the wire core of the front brake wire II is fixedly connected with the first connecting block, the wire sleeve of the front brake wire II is fixedly connected with the second fixing block, and the front brake wire II is fixedly connected with the right brake handle.
Preferably, the number of the rear fixing frames is two, the two rear fixing frames are movably connected to the left side and the right side of the rear portion of the chassis respectively, and the rear fixing frames penetrate through the bottom of the chassis and are rotatably connected with the chassis.
Preferably, the rear pulleys are four, every two rear pulleys form a group, and the two rear pulleys of each group are movably connected to the left side and the right side of one rear fixing frame.
Preferably, the ratchet wheel is provided with two ratchet wheels which are fixedly connected with the two rear fixing frames, and the two ratchet wheels are positioned at the top of the chassis.
Advantageous effects
Compared with the prior art, the invention provides the automatic locking high-stability aviation dining car bottom connecting device, which has the following beneficial effects:
1. this automatic high stable aviation dining car bottom connecting device of locking uses through the cooperation of brake disc and front pulley, and when the brake block inserted the brake hole, this brake disc locking front pulley to the rotation of restriction front pulley plays the brake effect, prevents that the dining car from sliding.
2. This high stable aviation dining car bottom connecting device of automatic locking uses through the cooperation of slider, first spring and brake disc, and under the effort of first spring, the brake disc slides to the outside all the time, reaches the effect of brake, and during the removal, needs the slider rebound, drives two brake discs and slides to the inboard, removes the locking to the front pulley, if there is not effort to the slider, then the front pulley of brake disc automatic locking, so reach the effect of automatic locking.
3. This automatic high stable aviation dining car bottom connecting device of locking uses through the cooperation of ratchet, inserted block, back connecting rod and second spring, under the effort of second spring, if the effort is not exerted to the back connecting rod, this inserted block inserts the ratchet all the time in, the restriction ratchet rotates to reach automatic restriction back pulley pivoted effect, effectively guarantee the stability of dining car, prevent because of forgetting the brake, and bring danger for the person of taking.
4. This automatic high stable aviation dining car bottom connecting device of locking uses through the cooperation of left brake handle and right brake handle, and only under the condition of pressing left brake handle and right brake handle, the dining car just can remove, and the hand is loosened then can automatic brake, will lean on personnel's memory brake to convert mechanical automatic brake into, and through left brake handle and right brake handle, the operation mode is simpler.
Drawings
FIG. 1 is a schematic view of the overall connection of the structure of the present invention;
FIG. 2 is a schematic view of the connection of the front pulley and the chassis of the present invention;
FIG. 3 is an enlarged view of the connection between the front pulley and the chassis according to the present invention;
FIG. 4 is a side view of the front pulley of the present invention;
FIG. 5 is a side view of a brake disc constructed in accordance with the present invention;
FIG. 6 is an enlarged schematic view of the connection of a first front brake wire and a second front brake wire according to the present invention;
FIG. 7 is an enlarged view of the front fixing frame, the sliding block, the front connecting rod and the brake disc according to the structure of the present invention;
FIG. 8 is a schematic view of the structural chassis and rear pulley connection of the present invention;
FIG. 9 is an enlarged view of the connection between the chassis and the rear pulley according to the present invention;
FIG. 10 is a schematic view of the structure of the present invention showing the connection of the ratchet, the insert, the connecting rod and the rear brake wire;
FIG. 11 is an enlarged view of the connection between the first rear brake wire and the fourth rear brake wire according to the present invention;
FIG. 12 is a schematic view of the connection of the left brake handle, the right brake handle and the dining car handle according to the present invention.
In the figure: 1. a chassis; 2. a front fixing frame; 3. a front pulley; 4. a brake hole; 5. a chute; 6. a slider; 7. a front connecting rod; 8. a brake disc; 9. a brake block; 10. a first spring; 11. a first front brake wire; 12. a first fixing clip; 13. a first connection block; 14. a second front brake wire; 15. a second fixing clip; 16. a rear fixing frame; 17. a rear pulley; 18. a ratchet wheel; 19. a support pillar; 20. a rear connecting rod; 21. inserting a block; 22. a second spring; 23. a spring fixing block; 24. a first rear brake wire; 25. a third fixing clip; 26. a fourth fixing clip; 27. a second connecting block; 28. a second rear brake wire; 29. a fifth fixing clip; 30. a left brake handle; 31. a dining car handle; 32. and a right brake handle.
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.
Referring to fig. 1-12, an automatic locking high stability bottom connector for an aviation dining car includes a chassis 1, a front fixing frame 2, a front pulley 3, a brake hole 4, a sliding slot 5, a sliding block 6, a front connecting rod 7, a brake disc 8, a brake block 9, a first spring 10, a front brake wire I11, a first fixing clip 12, a first connecting block 13, a front brake wire II 14, a second fixing clip 15, a rear fixing frame 16, a rear sliding wheel 17, a ratchet wheel 18, a supporting column 19, a rear connecting rod 20, an inserting block 21, a second spring 22, a spring fixing block 23, a rear brake wire I24, a third fixing clip 25, a fourth fixing clip 26, a second connecting block 27, a rear brake wire II 28, a fifth fixing clip 29, a left brake handle 30, a dining car handle 31, and a right brake handle 32.
The positions and the connection relations of the structures are as follows:
the bottom of the chassis 1 is fixedly connected with a front fixing frame 2, the front fixing frame 2 is provided with two front fixing frames 2 which are respectively fixedly connected with the left side and the right side of the front part of the chassis 1, the outer part of the front fixing frame 2 is movably connected with a front pulley 3, the front pulley 3 is provided with four front pulleys, every two front pulleys 3 are in a group, and each group of two front pulleys 3 is movably connected with the left side and the right side of one front fixing frame 2, the inner part of the front pulley 3 is provided with a brake hole 4, the surface of the front fixing frame 2 is provided with a chute 5, the inner part of the chute 5 is slidably connected with a sliding block 6, the sliding blocks 6 are provided with two front connecting rods 7 which are respectively slidably connected in the chutes 5 arranged on the two front fixing frames 2, the front connecting rods 7 are provided with four front connecting rods 7, every two front connecting, the four brake discs 8 are arranged, every two brake discs are in a group, two brake discs 8 in each group are slidably connected to the outer portion of a front fixing frame 2, two brake discs 8 in each group are respectively hinged to two front connecting rods 7 in each group, the outer portion of each brake disc 8 is fixedly connected with a brake block 9, the size of each brake block 9 is matched with the size of each brake hole 4, the brake blocks 9 and the brake holes 4 are slidably inserted, when the brake blocks 9 are inserted into the brake holes 4, the brake discs 8 lock the front pulleys 3 so as to limit the rotation of the front pulleys 3, a braking effect is achieved, the dining car is prevented from sliding, the outer portion of each brake disc 8 is fixedly connected with a first spring 10, the first spring 10 is fixedly connected between two brake discs 8 in each group, the brake discs 8 are matched with a sliding block 6, the first spring 10 and the brake discs 8, and under the acting force of the first spring 10, the brake discs 8 always slide outwards, when the front pulley 3 is moved, the sliding block 6 is required to move upwards to drive the two brake discs 8 to slide inwards, so that the locking of the front pulley 3 is released, and if no acting force is applied to the sliding block 6, the front pulley 3 is automatically locked by the brake discs 8, so that the effect of automatic locking is achieved.
The top of the sliding block 6 is fixedly connected with a front brake wire I11, the front brake wire I11 is provided with two, the front brake wire I11 is divided into a wire sleeve and a wire core, the wire core of the two front brake wires I11 is fixedly connected with the two sliding blocks 6, the wire sleeve of the two front brake wires I11 is fixedly connected with the front fixing frame 2, the wire sleeve of the two front brake wires I11 is fixedly connected with a first fixing clamp 12, the wire core of the two front brake wires I11 is fixedly connected with a first connecting block 13, one end of the front brake wire I11 far away from the sliding block 6 is fixedly connected with the first fixing clamp 12, the outer part of the front brake wire I11 is fixedly connected with the first connecting block 13, the outer part of the first connecting block 13 is fixedly connected with a front brake wire II 14, the front brake wire II 14 is divided into the wire sleeve and the wire core, the wire core of the front brake wire II 14 is fixedly connected with the first connecting block 13, the wire sleeve of the front brake wire II 14 is fixedly connected with a second fixing clamp 15, the second fixing clip 15 is fixedly connected to the outside of the second front brake wire 14, and the second front brake wire 14 is fixedly connected with the right brake handle 32.
The bottom of the chassis 1 is movably connected with a rear fixing frame 16, the rear fixing frame 16 is provided with two rear fixing frames 16 which are respectively movably connected with the left side and the right side of the rear part of the chassis 1, the rear fixing frame 16 penetrates through the bottom of the chassis 1 and is rotatably connected with the chassis 1, the outer part of the rear fixing frame 16 is movably connected with a rear pulley 17, the number of the rear pulleys 17 is four, every two rear pulleys 17 are in a group, the top of each group of two rear pulleys 17 is movably connected with ratchet wheels 18 fixedly connected with the top of the rear fixing frame 16 at the left side and the right side of one rear fixing frame 16, the number of the ratchet wheels 18 is two, the two ratchet wheels 18 are positioned at the top of the chassis 1, the top of the chassis 1 is fixedly connected with a supporting column 19, the top of the supporting column 19 is fixedly connected with a rear, through ratchet 18, inserted block 21, back connecting rod 20 and second spring 22's cooperation is used, under second spring 22's effort, if back connecting rod 20 does not apply the effort, this inserted block 21 inserts in ratchet 18 all the time, restriction ratchet 18 rotates, thereby reach the pivoted effect of automatic restriction back pulley 17, effectively guarantee the stability of dining car, prevent to bring danger for the passenger because of forgetting the brake, the one end fixedly connected with spring fixed block 23 of back connecting rod 20 is kept away from to second spring 22, one end fixedly connected with back brake silk 24 of inserted block 21 is kept away from to back connecting rod 20.
The end, close to the rear connecting rod 20, of the rear brake wire I24 is fixedly connected with a third fixing clamp 25, the end, far away from the rear connecting rod 20, of the rear brake wire I24 is fixedly connected with a fourth fixing clamp 26, the outer part of the rear brake wire I24 is fixedly connected with a second connecting block 27, the outer part of the second connecting block 27 is fixedly connected with a rear brake wire II 28, the outer part of the rear brake wire II 28 is fixedly connected with a fifth fixing clamp 29, the end, far away from the second connecting block 27, of the rear brake wire II 28 is fixedly connected with a left brake handle 30, the outer part of the left brake handle 30 is fixedly connected with a dining car handle 31, the outer part of the dining car handle 31 is fixedly connected with a right brake handle 32, only under the condition that the left brake handle 30 and the right brake handle 32 are pressed down can the dining car move, and the hand can automatically brake if the hand is loosened, so that the memory brake by personnel is converted into, and the operation mode is simpler through the left brake handle 30 and the right brake handle 32.
The working process and the principle are that when the dining car is moved, the left brake handle 30 and the right brake handle 32 are pressed, the left brake handle 30 pulls the rear brake wire II 28, the rear brake wire II 28 pulls the rear brake wire I24, the rear brake wire I24 pulls the rear connecting rod 20, the rear connecting rod 20 rotates around the supporting column 19, the rear connecting rod 20 carries the insert block 21 to release the locking of the ratchet wheel 18, so that the rear fixing frame 16 can rotate freely, meanwhile, the right brake handle 32 pulls the front brake wire II 14, the front brake wire II 14 pulls the front brake wire I11, the front brake wire I11 pulls the sliding block 6 to slide upwards, the sliding block 6 drives the brake disc 8 to slide inwards to release the locking of the front pulley 3, the front pulley 3 can roll freely, the dining car can be pushed to move at the moment, when a worker leaves or takes food, the two hands leave the left brake handle 30 and the right brake handle 32, under the acting forces of the first spring 10 and the second spring 22, the brake disc 8 automatically locks the front pulley 3 again, the inserting block 21 automatically locks the ratchet wheel 18 again, and the rotation of the rear pulley 17 is limited, so that the braking effect is achieved.
In conclusion, the automatic locking high-stability aviation dining car bottom connecting device has the advantages that through the matching use of the brake disc 8 and the front pulley 3, when the brake block 9 is inserted into the brake hole 4, the brake disc 8 locks the front pulley 3, so that the rotation of the front pulley 3 is limited, the braking effect is realized, and the dining car is prevented from sliding.
Meanwhile, through the matching use of the sliding block 6, the first spring 10 and the brake disc 8, under the acting force of the first spring 10, the brake disc 8 always slides outwards to achieve the braking effect, when the brake disc moves, the sliding block 6 needs to move upwards to drive the two brake discs 8 to slide inwards to release the locking of the front pulley 3, and if no acting force is applied to the sliding block 6, the brake disc 8 automatically locks the front pulley 3, so that the automatic locking effect is achieved.
Meanwhile, through the matching use of the ratchet wheel 18, the inserting block 21, the rear connecting rod 20 and the second spring 22, under the acting force of the second spring 22, if the rear connecting rod 20 does not apply the acting force, the inserting block 21 is always inserted into the ratchet wheel 18 to limit the rotation of the ratchet wheel 18, so that the effect of automatically limiting the rotation of the rear pulley 17 is achieved, the stability of the dining car is effectively ensured, and the danger brought to passengers due to forgetting to brake is prevented.
Meanwhile, through the matching use of the left brake handle 30 and the right brake handle 32, only under the condition that the left brake handle 30 and the right brake handle 32 are pressed down, the dining car can move, the hands can automatically brake when being loosened, the memory brake of a person is converted into the mechanical automatic brake, and the operation mode is simpler through the left brake handle 30 and the right brake handle 32.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. An automatic high stable aviation dining car bottom connecting device of locking, includes chassis (1), its characterized in that: the bottom of the chassis (1) is fixedly connected with a front fixing frame (2), the outer part of the front fixing frame (2) is movably connected with a front pulley (3), a brake hole (4) is formed in the front pulley (3), a sliding groove (5) is formed in the surface of the front fixing frame (2), a sliding block (6) is connected in the sliding groove (5), a front connecting rod (7) is hinged to the sliding block (6), one end, far away from the sliding block (6), of the front connecting rod (7) is hinged to a brake disc (8), the outer part of the brake disc (8) is fixedly connected with a brake block (9), a first spring (10) is fixedly connected to the outer part of the brake disc (8), a front brake wire I (11) is fixedly connected to the top of the sliding block (6), and a first fixing clamp (12) is fixedly connected to one end, far away from the sliding block (6), of the front brake wire I (, a first connecting block (13) is fixedly connected to the outer portion of the front brake wire I (11), a front brake wire II (14) is fixedly connected to the outer portion of the first connecting block (13), a second fixing clamp (15) is fixedly connected to the outer portion of the front brake wire II (14), a rear fixing frame (16) is movably connected to the bottom of the chassis (1), a rear pulley (17) is movably connected to the outer portion of the rear fixing frame (16), a ratchet wheel (18) is fixedly connected to the top of the rear fixing frame (16), a supporting column (19) is fixedly connected to the top of the chassis (1), and a rear connecting rod (20) is fixedly connected to the top of the supporting column (19);
the outside fixedly connected with of back connecting rod (20) inserts piece (21), one side fixedly connected with second spring (22) of inserting piece (21) is kept away from to back connecting rod (20), the one end fixedly connected with spring fixed block (23) of back connecting rod (20) is kept away from to second spring (22), the one end fixedly connected with back brake silk (24) of inserting piece (21) is kept away from to back connecting rod (20), back brake silk (24) are close to back connecting rod (20) one end fixedly connected with third fixing clip (25), back brake silk (24) are kept away from back connecting rod (20) one end fixedly connected with fourth fixing clip (26), the outside fixedly connected with second connecting block (27) of back brake silk (24), brake silk two (28) behind the outside fixedly connected with of second connecting block (27), the outside fixedly connected with fifth fixing clip (29) of back brake silk two (28), one end of the rear brake wire II (28) far away from the second connecting block (27) is fixedly connected with a left brake handle (30), the outside of the left brake handle (30) is fixedly connected with a dining car handle (31), and the outside of the dining car handle (31) is fixedly connected with a right brake handle (32).
2. An automatically locking, highly stable airline trolley bottom connection as claimed in claim 1, wherein: the front fixing frames (2) are arranged in two numbers and are respectively fixedly connected to the left side and the right side of the front part of the chassis (1).
3. An automatically locking, highly stable airline trolley bottom connection as claimed in claim 1, wherein: the front pulleys (3) are four, every two front pulleys (3) are in one group, and the two front pulleys (3) in each group are movably connected to the left side and the right side of the front fixing frame (2).
4. An automatically locking, highly stable airline trolley bottom connection as claimed in claim 1, wherein: the two sliding blocks (6) are respectively connected in sliding grooves (5) formed in the two front fixing frames (2) in a sliding mode.
5. An automatically locking, highly stable airline trolley bottom connection as claimed in claim 1, wherein: the front connecting rods (7) are four, every two front connecting rods are a group, and the two front connecting rods (7) in each group are respectively hinged to the left side and the right side of the sliding block (6).
6. An automatically locking, highly stable airline trolley bottom connection as claimed in claim 1, wherein: the brake disc (8) is provided with four, every two brake discs are in a group, two brake discs (8) in each group are slidably connected to the outer portion of one front fixing frame (2), and the two brake discs (8) in each group are hinged to two front connecting rods (7) in each group respectively.
7. An automatically locking, highly stable airline trolley bottom connection as claimed in claim 1, wherein: the size of the brake block (9) is matched with that of the brake hole (4), and the brake block (9) is in sliding insertion connection with the brake hole (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910918765.6A CN110638237B (en) | 2019-09-26 | 2019-09-26 | Automatic high stable aviation dining car bottom connecting device of locking |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910918765.6A CN110638237B (en) | 2019-09-26 | 2019-09-26 | Automatic high stable aviation dining car bottom connecting device of locking |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110638237A true CN110638237A (en) | 2020-01-03 |
| CN110638237B CN110638237B (en) | 2021-06-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910918765.6A Active CN110638237B (en) | 2019-09-26 | 2019-09-26 | Automatic high stable aviation dining car bottom connecting device of locking |
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| CN (1) | CN110638237B (en) |
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| CN201613923U (en) * | 2010-02-26 | 2010-10-27 | 赵明友 | Rear-wheel braking mechanism of hand-moving camera car |
| CN201808593U (en) * | 2010-07-23 | 2011-04-27 | 欧仕儿童用品(福建)有限公司 | Manual type rear wheel brake device for baby carriage |
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| CN104986203A (en) * | 2015-07-28 | 2015-10-21 | 嘉兴职业技术学院 | A parking braking mechanism in a hotel gathering vehicle |
| CN107444455A (en) * | 2017-08-21 | 2017-12-08 | 戚建华 | A kind of brake gear, method of work and flat car |
| CN207535963U (en) * | 2017-11-16 | 2018-06-26 | 苏州鹭翔航空设备有限公司 | The braking mechanism of dining car |
| CN108945079A (en) * | 2018-08-28 | 2018-12-07 | 江阴市永昌交通机械部件有限公司 | Brake assemblies for children trolley |
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| DE10113635A1 (en) * | 2001-03-21 | 2002-12-05 | Johannes Alt | Trolley for transportation of goods and persons has brake unit for non-slip climbing of stairs and inclined surfaces |
| CN201337065Y (en) * | 2008-10-24 | 2009-11-04 | 张柏云 | Brake wheel used for case and bag |
| CN201613923U (en) * | 2010-02-26 | 2010-10-27 | 赵明友 | Rear-wheel braking mechanism of hand-moving camera car |
| CN201808593U (en) * | 2010-07-23 | 2011-04-27 | 欧仕儿童用品(福建)有限公司 | Manual type rear wheel brake device for baby carriage |
| CN103168567A (en) * | 2011-12-22 | 2013-06-26 | 浙江三锋实业股份有限公司 | Automatic braking device of gardening tool |
| CN102745223A (en) * | 2012-06-14 | 2012-10-24 | 何韧 | Method for positioning rickshaw and positioner |
| CN104986203A (en) * | 2015-07-28 | 2015-10-21 | 嘉兴职业技术学院 | A parking braking mechanism in a hotel gathering vehicle |
| CN107444455A (en) * | 2017-08-21 | 2017-12-08 | 戚建华 | A kind of brake gear, method of work and flat car |
| CN207535963U (en) * | 2017-11-16 | 2018-06-26 | 苏州鹭翔航空设备有限公司 | The braking mechanism of dining car |
| CN108945079A (en) * | 2018-08-28 | 2018-12-07 | 江阴市永昌交通机械部件有限公司 | Brake assemblies for children trolley |
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|---|---|
| CN110638237B (en) | 2021-06-18 |
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