CN201633688U - Safety belt clamping structure - Google Patents

Safety belt clamping structure Download PDF

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Publication number
CN201633688U
CN201633688U CN2010201313674U CN201020131367U CN201633688U CN 201633688 U CN201633688 U CN 201633688U CN 2010201313674 U CN2010201313674 U CN 2010201313674U CN 201020131367 U CN201020131367 U CN 201020131367U CN 201633688 U CN201633688 U CN 201633688U
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China
Prior art keywords
clamping structure
bearing
steel ball
safety strap
shell
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Expired - Fee Related
Application number
CN2010201313674U
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Chinese (zh)
Inventor
李国豪
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Individual
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Individual
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Priority to CN2010201313674U priority Critical patent/CN201633688U/en
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Publication of CN201633688U publication Critical patent/CN201633688U/en
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Expired - Fee Related legal-status Critical Current

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Abstract

The utility model relates to a safety belt clamping structure. The safety belt clamping structure is arranged at one side of a safety belt retractor of an automobile and is connected with a shaft rod of the safety belt retractor. The safety belt clamping structure comprises a shell, an actuating component and a stopping component which are arranged in the shell, wherein the shell is provided with a supporting seat at the position of the bottom of an inner space thereof so as to lead a steel ball of the stopping component to be arranged on the supporting seat and then the swinging clamping rod is used for pressing on the steel ball in a butting manner, wherein a through punched hole is formed on the supporting seat, and an opening is formed at the bottom end of the shell. By means of the design, when mud sand or sandy dust enters the clamping structure, the mud sand can be naturally discharged out of the clamping structure by the punched hole at the bottom end of the supporting seat and the opening at the bottom end of the shell, so that the mud sand or the sandy dust is avoided being deposited in the supporting seat to influence the due moving function of the steel ball, and the safe actuation of the clamping structure can be ensured.

Description

The safety strap clamping structure
Technical field
The utility model is a kind of safety strap clamping structure, refers to a kind of attachment security Webbing retractor especially, in order to impact, can produce Webbing retractor when emergency brake or over-tilting the safety strap clamping structure of lock function at automobile.
Background technology
The clamping structure of existing safety strap please referring to shown in Figure 5, consists predominantly of permanent seat 60, start assembly 70, stop assembly 80 and lid (figure does not show), and permanent seat 60 bottoms are provided with one and have the bearing 61 of taper groove; Start assembly 70 has the combination of ratchet-gear wheel 71 and power-transfer clutch (figure does not show), start assembly 70 also is connected with the axostylus axostyle of scroll bar, 80 of stop assemblies are made up of steel ball 81 and fixed pawl 82, steel ball 81 is arranged in bearing 61, fixed pawl 82 1 ends are hubbed at permanent seat 60, another free end is provided with clipping block 821, this fixed pawl 82 also is horizontally placed on steel ball 81 tops, by steel ball 81 when environment change produces displacement more outward, can promote 821 pairs of ratchet-gear wheels of clipping block, the 71 clip effects of fixed pawl 82, and reach the purpose of seatbelt lock.
Only the purposes of automobile is quite extensive now, often travel on sand ground as cross-country car or all-terrain vehicle etc., marshy area, or the not good environment such as paddle in small stream river, when the aforementioned environment of those running cars, in by the process of this environment, easily there are silt or sand and dust to infiltrate in the automobile in the safety strap clamping structure, when in case silt or sand enter the bearing of clamping structure, because of bearing itself not tool discharge the function of silt or sand and dust, so that silt or sand and dust enter in the bearing and promptly can accumulate wherein, just can influence the accuracy rate of steel ball start in bearing, moreover, silt in the safety strap clamping structure is dry to be solidified or after sand and dust are consolidated into piece when accumulating, member in the clamping structure can fix normally start for solidifying clod, thereby can influence the lock function of safety strap clamping structure in Webbing retractor.
Summary of the invention
Main purpose of the present utility model is to provide a kind of safety strap clamping structure, and uncommon utility model is whereby improved existing safety strap clamping structure after silt enters wherein, and the shortcoming of discharging and can influence its lock function can't be arranged.
For reaching aforementioned purpose, safety strap clamping structure provided by the utility model is arranged at Webbing retractor one side, and it includes:
One shell is arranged at this Webbing retractor one side, and this enclosure forms an accommodation space, and be provided with a through hole in a side and pass for the axostylus axostyle of Webbing retractor, this shell is provided with a bearing in its accommodation space bottom, has perforation in this bearing, and outer casing bottom is provided with opening;
One start assembly is located in the shell, and it comprises a rotating disk with ratchet, and rotating disk is in order to the axostylus axostyle of attachment security Webbing retractor;
One stop assembly is located in the shell, and it comprises a steel ball and a fixed pawl, this steel ball is arranged in this bearing slippingly, this fixed pawl one end is hubbed in the shell, but the other end is free end and the clipping block that is provided with the clip ratchet, this fixed pawl and pressing on the steel ball.
When the utility model is applied to automobile with aforementioned safety strap clamping structure design, if this running car sand ground, when marshy area or small stream river, indulge when having silt or sand and dust to enter the bearing of this clamping structure shell, because of being provided with the perforation that runs through in the bearing of accepting steel ball, can make the silt or the sand and dust that enter wherein discharge from the perforation of bottom, avoid silt or sand and dust to accumulate in bearing and influence the start of steel ball in bearing, and the exterior outer casing bottom of this clamping structure also is provided with perforation, have equally and can make the function that enters inner silt of clamping structure or sand and dust discharge, so the utility model safety clamping structure can make the silt or the sand and dust that enter in the structure be able to smooth discharge, avoid accumulating in clamping structure inside and cause member to fix the normally facts of start, guarantee that the safety strap clamping structure can normal operation to the lock function of Webbing retractor for solidifying clod or sand and dust.
Description of drawings
Fig. 1 is the perspective exploded view of a preferred embodiment of the utility model safety strap clamping structure;
Fig. 2 is the forward sight plan sketch of the utility model safety strap clamping structure preferred embodiment;
Fig. 3 is the scheme drawing of the utility model safety strap clamping structure preferred embodiment in the safety strap locking;
Fig. 4 is the scheme drawing of the utility model safety strap clamping structure preferred embodiment in discharging silt; And
Fig. 5 is the plan sketch of the clamping structure of existing safety strap.
The specific embodiment
See also Fig. 1 and Fig. 2, be a preferred embodiment of the utility model safety strap clamping structure, it mainly is arranged at a side of Webbing retractor 50, and be connected with the axostylus axostyle 51 of Webbing retractor 50, this safety strap clamping structure includes Shu shell 1, start assembly 20 and stop assembly 30, wherein
This shell 1 has the ducted body that accommodation space is arranged in, and this shell 1 is arranged at Webbing retractor 50 1 sides, and provides the axostylus axostyle 51 of Webbing retractor 50 to wear wherein, and in this preferred embodiment, this shell 1 comprises a permanent seat 10 and a lid 40, wherein,
This permanent seat 10 is fixed in Webbing retractor 50 1 sides, be provided with a through hole 11 in this permanent seat 10, can pass for the axostylus axostyle 51 of Webbing retractor 50, be provided with a bearing 12 in place, permanent seat 10 bottoms again, form opening taper carrying recess 122 up in this bearing 12, be provided with perforation 121 in these carrying recess 122 bottoms and be Openworks shape, these bearing 12 outer peripheral edges still can further form bevelled inclined-plane 123 down, this bearing 12 can be shaped on the permanent seat 10, this bearing 12 can be indivedual parts that are shaped with permanent seat 10 also, and utilize high frequency or other affixed means and be fixed on the permanent seat 10, permanent seat 10 is provided with a pivot hole 13 in addition, permanent seat 10 peripheries have ring periphery 15, are provided with several engagement sections 14 in this ring periphery 15, and this engagement section 14 can be poroid design.
This lid 40 can cover and be fixed in permanent seat 10 1 sides, and in this bearing 12 was coated on, these lid 40 peripheries had ring periphery 43, are provided with engagement section 41 in this ring periphery 43, engagement section 41 can be trip design, and this engagement section 41 can be established with engagement section 14 cards and is fixed in permanent seat 10 outsides.
This shell 1 is provided with opening in its bottom, this opening can be located at the place, ring periphery 43 bottoms of lid 40, maybe can be arranged at the place, ring periphery 15 bottoms of permanent seat 10, in the preferred embodiment shown in first figure, this opening 42 is in ring periphery 43 bottoms of lid 40, and described opening 42 is good to be positioned at these bearing 12 belows.
This start assembly 20 comprises clip dish 21, holding piece 24, rotating disk 22 and power-transfer clutch 23, form annular distance 211 in the clip dish 21, annular distance 211 peripheries are provided with interior latch 212, this clip dish 21 is arranged at permanent seat 10 medial surfaces and corresponding with perforation 11, this holding piece 24 is established and is connected axostylus axostyle 51, have the clip tooth on it, fasten in order to controlled and interior latch 212 and contact; Rotating disk 22 and holding piece 21 are connected with axostylus axostyle 51, and are positioned at annular distance 211 places of this clip dish 21, and these rotating disk 22 outer peripheral edges are provided with unidirectional ratchet 221, and power-transfer clutch 23 is set in the rotating disk 22.
This stop assembly 30 comprises a steel ball 31 and a fixed pawl 32, and steel ball 31 is arranged in the carrying recess of bearing 12 of permanent seat 10; These fixed pawl 32 1 ends are established the pivot hole 13 that pivot 321 is hubbed at this permanent seat 10, the other end is a free end, and be provided with clipping block 322, this fixed pawl 32 also can press on this steel ball 31, in this preferred embodiment, this fixed pawl 32 still can further form a cap seat 323 in its middle section, and is connected to steel ball 31 tops with these cap seat 323 coverings.
In above-mentioned, when the car normal condition, the steel ball 31 of stop assembly 30 is positioned at carrying recess 122 extreme lower positions of the bearing 12 of permanent seat 10,22 of the rotating disks of fixed pawl 32 free-ended clipping blocks 322 and start assembly 20 keep the space, but and the rotating disk 22 of the moving assembly 20 of axostylus axostyle 51 free strips action are rotated.
When safety strap clamping structure of the present utility model is applied to automobile, combine with the Webbing retractor of this automobile, in order to provide lock function to Webbing retractor, wherein, as shown in Figure 3, when impact or Jin Ji Brake car or over-tilting take place in car, the steel ball 31 of stop assembly 30 moves in the taper carrying recess 122 of bearing 12 because of being subjected to the force of inertia effect, and promote to move on the fixed pawl 32 free-ended clipping blocks 322, and make clipping block 322 snap in the unidirectional ratchet 221 of rotating disk 22, tighten rotating disk 22 whereby, axostylus axostyle 51 lockings that order is connected with rotating disk 22, make safety strap can not continue to be drawn out, and be the design of interior driving of a kind of maintenance cart and passenger safety.
And design focal point of the present utility model is: when running car marshy area or small stream river, if when having silt or sand and dust to infiltrate safety strap clamping structure inside, as shown in Figure 4, enter silt or sand and dust in the bearing 12, rocking in the time of to borrow running car, and steel ball 31 is swung, silt in the bearing 12 or sand and dust are promptly discharged from the perforation 121 of bottom, being positioned at the silt of bearing 12 end faces or sand and dust then can borrow the inclined-plane of bearing 12 peripheries and glide, and flow to shell 1 bottom by bearing 12 outsides, again by opening 42 places of shell 1 bottom flow out in outside, in case existing safety strap clamping structure silt or sand and dust intrusion inside configuration can not take place promptly can accumulate, and silt or sand and dust that the steel ball that causes the promotion fixed pawl is subjected to pile up in the bearing hinder, and total is not had the facts such as normal operation by deadlock.

Claims (9)

1. safety strap clamping structure in order to be arranged at Webbing retractor one side, is characterized in that including:
One shell is arranged at Webbing retractor one side, and this enclosure forms accommodation space, and is provided with through hole in a side and passes for the axostylus axostyle of Webbing retractor, is provided with a bearing in the accommodation space bottom, has a perforation in the bearing, and outer casing bottom is provided with opening;
One start assembly is located in the shell, and it comprises a rotating disk with ratchet, and rotating disk is in order to the axostylus axostyle of attachment security Webbing retractor;
One stop assembly is located in the shell, and it comprises a steel ball and a fixed pawl, this steel ball is arranged on the bearing slippingly, this fixed pawl one end is hubbed in the shell, but the other end is free end and the clipping block that is provided with the clip ratchet, this fixed pawl and pressing on the steel ball.
2. safety strap clamping structure as claimed in claim 1, it is characterized in that this shell comprises the lid that a permanent seat and covers the permanent seat outside, this permanent seat is arranged at this Webbing retractor one side, this through hole is located in this permanent seat, and this bearing is located in this permanent seat.
3. safety strap clamping structure as claimed in claim 2 is characterized in that, this lid periphery has the ring periphery of winding permanent seat, and this opening is located at ring periphery bottom.
4. safety strap clamping structure as claimed in claim 2 is characterized in that, this permanent seat periphery has the ring periphery of winding lid, and this opening is located at ring periphery bottom.
5. as each described safety strap clamping structure of claim 1 to 4, it is characterized in that the set opening of this outer casing bottom is positioned at this bearing below.
6. safety strap clamping structure as claimed in claim 5 is characterized in that, has a cap seat on this fixed pawl, and this cap seat is covered in the steel ball top.
7. as each described safety strap clamping structure of claim 1 to 4, it is characterized in that having one in this bearing provides steel ball storing carrying recess wherein, the bearing periphery forms bevelled inclined-plane down.
8. safety strap clamping structure as claimed in claim 5 is characterized in that, having one in this bearing provides steel ball storing carrying recess wherein, and the bearing periphery forms bevelled inclined-plane down.
9. safety strap clamping structure as claimed in claim 6 is characterized in that, having one in this bearing provides steel ball storing carrying recess wherein, and the bearing periphery forms bevelled inclined-plane down.
CN2010201313674U 2010-03-15 2010-03-15 Safety belt clamping structure Expired - Fee Related CN201633688U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2010201313674U CN201633688U (en) 2010-03-15 2010-03-15 Safety belt clamping structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2010201313674U CN201633688U (en) 2010-03-15 2010-03-15 Safety belt clamping structure

Publications (1)

Publication Number Publication Date
CN201633688U true CN201633688U (en) 2010-11-17

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN2010201313674U Expired - Fee Related CN201633688U (en) 2010-03-15 2010-03-15 Safety belt clamping structure

Country Status (1)

Country Link
CN (1) CN201633688U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103129512A (en) * 2011-11-21 2013-06-05 株式会社东海理化电机制作所 Webbing take-up device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103129512A (en) * 2011-11-21 2013-06-05 株式会社东海理化电机制作所 Webbing take-up device
CN103129512B (en) * 2011-11-21 2015-04-08 株式会社东海理化电机制作所 Webbing take-up device

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C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20101117

Termination date: 20130315