CN107323411B

CN107323411B - Automobile safety belt retractor

Info

Publication number: CN107323411B
Application number: CN201710703929.4A
Authority: CN
Inventors: 王华林; 杨时虎; 孙洪波; 黄海
Original assignee: Wuhu Jinan Shiteng Automobile Safety System Co ltd
Current assignee: Wuhu Jinan Shiteng Automobile Safety System Co ltd
Priority date: 2017-08-16
Filing date: 2017-08-16
Publication date: 2023-06-09
Anticipated expiration: 2037-08-16
Also published as: CN107323411A

Abstract

The invention discloses an automobile safety belt retractor, which comprises a retractor and a lock catch, wherein a safety belt is arranged at the top end of the retractor, the lock catch is matched with the lock catch, a belt winding drum is arranged at the center of the interior of the retractor, a ratchet wheel is arranged at the left end of a drum shaft, a latch is arranged at the bottom end of a first compression spring, and a ratchet is arranged on the right side surface of the cam. This car safety belt coiler, through the cooperation of winding section of thick bamboo, ratchet and ratchet, when the vehicle runs into the striking, the safety belt drives winding section of thick bamboo fast rotation, and winding section of thick bamboo fast rotating's centrifugal force makes the bottom of latch outwards squint, and the latch passes through ratchet drive lug clockwise rotation, and ratchet blocks the ratchet, and winding section of thick bamboo stops rotating, and the safety belt protection passenger or driver are not thrown away by the impact of vehicle, and winding section of thick bamboo can be fixed fast, and passenger and driver's safety can be fine guarantee, can satisfy user demand of user.

Description

Automobile safety belt retractor

Technical Field

The invention relates to the technical field of automobile safety parts, in particular to an automobile safety belt retractor.

Background

The automobile safety belt is a device used for guaranteeing that passengers and drivers are injured when the automobile body is violently hit, the passengers are prevented from being ejected by the safety air bags, the speed of a modern automobile is very high, once the automobile accident happens, the automobile body stops moving, the bodies of the passengers can continue to move forwards due to inertia, the automobile body is impacted with the automobile body, when the automobile accident happens, the windshield can be crashed and flies forwards out of the window, in order to prevent similar injuries from happening in the automobile collision, the public security department requires that a small passenger car driver and front-row passengers must use the safety belt, so that the safety belt plays a role of buffering the passengers when the traffic accident happens, secondary injuries are prevented from happening, the safety belt is arranged outside safety belts except front seats and rear seats, an air bag system is arranged on a high-grade automobile, the air bags can automatically inflate and pop up once the automobile accident happens, the passengers do not collide with the automobile body, in the prior art, an invention patent with the application number 201220050881.4, the automobile safety belt comprises a retractor body, an upper mounting plate is fixed at the upper end, a lower mounting plate is fixed at the upper end, an adjusting mounting plate is arranged at the upper mounting plate, an adjusting part is fixed at the upper end of the upper mounting plate, an adjusting part is fixed at the adjusting part through an adjusting fitting, and a connecting plate is not fixed at the adjusting fitting is arranged at the two connecting plates, and the two connecting plates are fixed at the connecting plates can be adjusted very different from being installed at the connecting plates, and can be adjusted fast, and can be adjusted by the automobile front and a user is not fast when the user can fast meets the user, and a user is required to be met.

Disclosure of Invention

The present invention is directed to an automobile seatbelt retractor to solve the above-mentioned problems.

In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides an automobile safety belt coiler, includes coiler and hasp, first mounting is installed to coiler's top, the safety belt is installed on coiler's top, the safety belt runs through first mounting, the outside of safety belt has cup jointed the spring bolt, spring bolt and hasp assorted, the second mounting is installed to the other end of safety belt, coiler's inside right side is equipped with right baffle, coiler's inside left side is equipped with left baffle, coiler's top is equipped with the opening, coiler's inside center department installs a winding section of thick bamboo, winding section of thick bamboo's internally mounted has a winding shaft, the left and right ends of winding shaft runs through left baffle and right baffle respectively, the right side surface mounting of right baffle has a spiral spring box, the internally mounted of spiral spring box has a spiral spring, the other end of spiral spring links to each other with the right end of winding shaft, the ratchet is installed to the left end of winding shaft, the left side surface mounting of ratchet has a first bayonet lock, the first bayonet lock is equipped with the left side, the first bayonet lock is installed to have a bayonet lock, the lug is installed to the left side, the lug is equipped with the lug is installed to the left side, the lug is installed to the lug is equipped with the lug.

Preferably, the second compression spring is installed on the top of lug, the third card post is installed to the junction of second compression spring and lug, the second spring holder is installed on the top of second compression spring, the second card post is installed to the junction of second spring holder and second compression spring, the left end of second spring holder links to each other with the inner wall of coiler.

Preferably, a roller is mounted at the inner top end of the retractor.

Preferably, a first rotating sleeve is arranged at the joint of the spool shaft and the right partition plate.

Preferably, a second rotating sleeve is arranged at the joint of the spool shaft and the left partition plate.

Compared with the prior art, the invention has the beneficial effects that: this car safety belt coiler, through the cooperation of winding section of thick bamboo, ratchet and ratchet, when the vehicle runs into the striking, the safety belt drives winding section of thick bamboo fast rotation, and winding section of thick bamboo fast rotating's centrifugal force makes the bottom of latch outwards squint, and the latch passes through ratchet drive lug clockwise rotation, and ratchet blocks the ratchet, and winding section of thick bamboo stops rotating, and the safety belt protection passenger or driver are not thrown away by the impact of vehicle, and winding section of thick bamboo can be fixed fast, and passenger and driver's safety can be fine guarantee, can satisfy user demand of user.

Drawings

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

FIG. 2 is a schematic view of a ratchet mechanism according to the present invention;

FIG. 3 is a schematic view of a tape cartridge according to the present invention;

fig. 4 is a schematic view of the scroll spring of the present invention.

In the figure: 1. the device comprises a retractor, 2, a first fixing piece, 3, a safety belt, 4, a lock tongue, 5, a lock catch, 6, a second fixing piece, 7, a winding drum, 8, an opening, 9, a roller, 10, a spiral spring box, 11, a winding drum shaft, 12, a spiral spring, 13, a ratchet wheel, 14, a bracket, 15, a latch, 16, a pin shaft, 17, a first clamping column, 18, a first compression spring, 19, a chute, 20, a sliding pin, 21, a lug, 22, a ratchet, 23, a first spring seat, 24, a second spring seat, 25, a second clamping column, 26, a second compression spring, 27, a third clamping column, 28, a right partition plate, 29, a left partition plate, 30, a first rotating sleeve, 31 and a second rotating sleeve.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Referring to fig. 1-4, the present invention provides a technical solution: a car safety belt retractor comprises a retractor 1 and a lock catch 5, wherein a first fixing piece 2 is arranged above the retractor 1, a safety belt 3 is arranged at the top end of the retractor 1, the safety belt 3 penetrates through the first fixing piece 2, a lock tongue 4 is sleeved outside the safety belt 3 and is matched with the lock catch 5, the lock tongue 4 is inserted into the lock catch 5, the safety belt 3 fixes a passenger or a driver on a seat, a second fixing piece 6 is arranged at the other end of the safety belt 3, a right partition plate 28 is arranged on the right side inside the retractor 1, a left partition plate 29 is arranged on the left side inside the retractor 1, an opening 8 is arranged at the top end of the retractor 1, a roller 9 is arranged at the top end inside the retractor 1, the roller 9 enables the safety belt 3 to be pulled out and retracted more smoothly, a winding drum 7 is arranged at the center inside of the retractor 1, the safety belt 3 is wound on the outer wall of the winding drum 7, a winding drum shaft 11 is arranged inside the winding drum 7, the left and right ends of the spool shaft 11 respectively penetrate through the left baffle 29 and the right baffle 28, a second rotating sleeve 31 is arranged at the joint of the spool shaft 11 and the left baffle 29, the spool shaft 11 can rotate in the second rotating sleeve 31, a first rotating sleeve 30 is arranged at the joint of the spool shaft 11 and the right baffle 28, the spool shaft 11 can rotate in the first rotating sleeve 30, a spiral spring box 10 is arranged on the right side surface of the right baffle 28, a spiral spring 12 is arranged in the spiral spring box 10, the elasticity coefficient of the spiral spring 12 is 10N/CM, the other end of the spiral spring 12 is connected with the right end of the spool shaft 11, the elastic action of the spiral spring 12 enables the safety belt 3 to be wound on the outer wall of the winding drum 7 when not in use, a ratchet wheel 13 is arranged at the left end of the spool shaft 11, a first spring seat 23 is arranged on the left side surface of the ratchet wheel 13, a first compression spring 18 is arranged at the bottom end of the first spring seat 23, the spring constant of the first compression spring 18 is 8N/CM, the latch 15 is installed at the bottom of the first compression spring 18, the first latch 17 is installed at the joint of the latch 15 and the first compression spring 18, the first latch 17 is fixed, the latch 15 is connected with the ratchet 13 through the pin shaft 16, the bottom of the latch 15 is outwards deflected by the centrifugal force of the rapid rotation of the winding drum 7, the bracket 14 is installed at the bottom of the inner left side of the retractor 1, the sliding groove 19 is arranged on the front of the bracket 14, the lug 21 is installed at the rear side of the bracket 14, the sliding pin 20 is installed at the front end of the lug 21, the sliding pin 20 is matched with the sliding groove 19, the sliding pin 20 can slide in the sliding groove 19, the ratchet 22 is installed on the right side surface of the lug 21, the latch 15 drives the lug 21 to rotate clockwise through the ratchet 22, the ratchet 13 is clamped by the ratchet, the winding drum 7 stops rotating, the seat belt 3 protects passengers or drivers from being thrown out by the impact force of vehicles, the second compression spring 26 is installed at the top of the lug 21, the elastic coefficient of the second compression spring 26 is 8N/CM, the second compression spring 26 is installed at the bottom of the second compression spring 26, the second compression spring 26 is installed at the joint of the second clamp 26 and the second compression spring 26 is installed at the second compression spring seat 24, the second compression spring seat 24 is installed at the second end of the second compression spring seat 24, the second compression spring 25 is installed at the second compression spring seat 24, the second compression spring 25 is connected with the second compression spring seat 25, and the second compression spring seat 25 is installed at the second compression spring seat 25, and the second compression spring is connected with the second compression spring is in the second compression spring, and the second compression spring is retracted.

The passenger or the driver sits on the seat, pulls out safety belt 3, and spring bolt 4 inserts hasp 5, and safety belt 3 fixes passenger or driver on the seat, and when the vehicle runs into the striking, safety belt 3 drives winding drum 7 fast rotation, and winding drum 7 fast pivoted centrifugal force makes the bottom of latch 15 outwards squint, and latch 15 drives lug 21 clockwise rotation through ratchet 22, and ratchet 22 blocks ratchet 13, and winding drum 7 stops rotating, and safety belt 3 protection passenger or driver is not thrown away by the impact of vehicle.

In the description of the present invention, it should be understood that the terms "coaxial," "bottom," "one end," "top," "middle," "another end," "upper," "one side," "top," "inner," "front," "center," "two ends," etc. indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.

Furthermore, the terms "first," "second," "third," "fourth," and the like are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby features defining "first," "second," "third," "fourth" may explicitly or implicitly include at least one such feature.

In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a car safety belt retractor, includes retractor (1) and hasp (5), its characterized in that: the utility model discloses a spring coiling device, including first mounting (2) are installed to the top of coiler (1), safety belt (3) are installed on the top of coiler (1), safety belt (3) run through first mounting (2), spring bolt (4) have been cup jointed to the outside of safety belt (3), spring bolt (4) and hasp (5) assorted, second mounting (6) are installed to the other end of safety belt (3), the inside right side of coiler (1) is equipped with right baffle (28), the inside left side of coiler (1) is equipped with left baffle (29), the top of coiler (1) is equipped with open top (8), coiling drum (7) are installed to inside center department of coiler (1), coiling drum (7) internally mounted spool axle (11), coiling drum axle (11) both ends run through left baffle (29) and right baffle (28) respectively, right side surface mounting of right baffle (28) has coiling drum (10), the inside left side of coiler (1) is equipped with left baffle (29), coiling drum (12) are installed to the top of coiler (13) is installed to the top of coiler (1), coiling drum axle (11) is installed to the spring housing (13), a first compression spring (18) is arranged at the bottom end of the first spring seat (23), a latch (15) is arranged at the bottom end of the first compression spring (18), a first clamping column (17) is arranged at the joint of the latch (15) and the first compression spring (18), the latch (15) is connected with a ratchet wheel (13) through a pin roll (16), the novel rolling device is characterized in that a support (14) is arranged at the bottom end of the left side of the interior of the rolling device (1), a sliding groove (19) is formed in the front face of the support (14), a protruding block (21) is arranged at the rear side of the support (14), a sliding pin (20) is arranged at the front end of the protruding block (21), the sliding pin (20) is matched with the sliding groove (19), and a ratchet (22) is arranged on the right side surface of the protruding block (21).

2. A car seatbelt retractor according to claim 1, wherein: the second compression spring (26) is installed on the top of lug (21), third draw-in column (27) is installed to the junction of second compression spring (26) and lug (21), second spring holder (24) is installed on the top of second compression spring (26), second draw-in column (25) is installed to the junction of second spring holder (24) and second compression spring (26), the left end of second spring holder (24) links to each other with the inner wall of coiler (1).

3. A car seatbelt retractor according to claim 1, wherein: the roller (9) is arranged at the top end of the interior of the retractor (1).

4. A car seatbelt retractor according to claim 1, wherein: a first rotating sleeve (30) is arranged at the joint of the spool shaft (11) and the right partition plate (28).

5. A car seatbelt retractor according to claim 1, wherein: a second rotating sleeve (31) is arranged at the joint of the drum shaft (11) and the left partition plate (29).