CN102493756B - Anti-fall device for flexible gate - Google Patents
Anti-fall device for flexible gate Download PDFInfo
- Publication number
- CN102493756B CN102493756B CN201110376393.2A CN201110376393A CN102493756B CN 102493756 B CN102493756 B CN 102493756B CN 201110376393 A CN201110376393 A CN 201110376393A CN 102493756 B CN102493756 B CN 102493756B
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- CN
- China
- Prior art keywords
- fall
- hook
- flexible gate
- hooks
- bearing pin
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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.)
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Abstract
The invention discloses an anti-fall device for a flexible gate. The device comprises a lug seat and two anti-fall hooks, wherein the lug seat is arranged on the flexible gate; the anti-fall hooks are arranged in parallel; the bottoms of the anti-fall hooks are hinged to the lug seat through a first pin shaft; a second pin shaft which is matched with a main wire rope is arranged between the two anti-fall hooks; the bottoms of the anti-fall hooks are provided with pulling members; one end of each of the pulling members is connected with the anti-fall hooks, and the other end of each of the pulling members is connected with an elastic member; and the elastic member is connected between the pulling member and a bracket of the flexible gate, so that the anti-fall hooks have at least two working stations: (1) a lifting working station: the elastic member is in a tensile state, and the anti-fall hooks are parallel to the flexible gate when lifted by the main wire rope; (2) a locking working station: the anti-fall hooks are clamped on guide rail round steel under the action of bounce force of the elastic member. Through the anti-fall device, round steel on a guide rail can be hooked in case of accidental fall during use of the flexible gate, so that the occurrence of accidents is prevented.
Description
Technical field
The present invention relates to a kind of safety catch, be specifically related to a kind of falling proof device for flexible gate, can prevent the gate generation security incident of falling.
Background technology
At present, the opening and closing of flexible gate realize by drive unit (as electric block etc.).Because large every body is heavier, wire rope hoisting weight is large, and door leaf is opened more frequent, the in the situation that of the unexpected landing of wire rope or disconnection, how to guarantee that the safety of the person and property has become urgent need to solve the problem.
Summary of the invention
The object of the invention is to provide a kind of falling proof device for flexible gate.
For achieving the above object, the technical solution used in the present invention is: a kind of falling proof device for flexible gate, comprise the ear seat of being located on flexible gate, and 2 parallel anti-fall off the hook that arrange, the bottom of anti-fall off the hook is articulated with on described ear seat by the first bearing pin, between 2 anti-fall off the hook, be provided with the second bearing pin coordinating with main rope, the second bearing pin is located at the top of the first bearing pin;
The bottom of described anti-fall off the hook is provided with drawing article, and one end of drawing article is connected with anti-fall off the hook, and the other end is connected with elastic component;
Described elastic component is connected between drawing article and the support of flexible gate, makes described fall arrest hitcher have at least 2 working positions:
(1) slinging work position: elastic component is in extended state, fall arrest is hooked under the lifting of main rope parallel with flexible gate;
(2) locking working position: fall arrest is hooked under the return force function of elastic component and is stuck on guide rail round steel or hooks.
Above, the upper end of main rope and drive unit (as electric block etc.) are connected and realize lifting ，Qi lower end and between 2 anti-fall off the hook, pass and have mercy on and be located at the second bearing pin.
In technique scheme, described elastic component is spring.
Preferred technical scheme, described 2 parallel anti-fall off the hook and drawing articles that arrange are structure as a whole.
In technique scheme, be also provided with safety steel cable, safety steel cable is connected with described drawing article by sheave.
If elastic component is due in situation about losing efficacy in extended state for a long time, safety steel cable can switch through by force anti-fall off the hook first and around bearing pin, turns over the angle needing so, makes the head of anti-fall off the hook just in time hook the round steel on guide rail.
In technique scheme, the top of described safety steel cable is fixedly connected with by steel wire chuck with main rope.
Because technique scheme is used, the advantage that the present invention compared with prior art has is:
1, falling proof device of the present invention can meet accident and while falling, hook the round steel on guide rail in flexible gate use procedure, thereby prevents the generation of contingency.
2, the present invention is provided with 2 parallel anti-fall off the hook that arrange, between 2 anti-fall off the hook, be provided with the second bearing pin coordinating with main rope, and the lower end of main rope can be passed and have mercy on and be located at the second bearing pin between 2 anti-fall off the hook, thereby thoroughly solved the problem that uncontrollable anti-fall off the hook turns over angle, guarantee that the angle that anti-fall off the hook turns over around the first bearing pin can just in time hook guide rail round steel.
3, the present invention is provided with safety steel cable, even in the situation that elastic component lost efficacy, also can guarantee that the angle that anti-fall off the hook turns over just in time hooks round steel by pulling of safety steel cable.
4, the present invention is simple in structure, and easy operating has a good application prospect.
Accompanying drawing explanation
Fig. 1 is the structural representation of anti-fall off the hook in slinging work position in the embodiment of the present invention one;
Fig. 2 is the structural representation of anti-fall off the hook in locking working position in the embodiment of the present invention one;
Fig. 3 is the stereogram of the embodiment of the present invention one.
Wherein: 1, ear seat; 2, the first bearing pin; 3, the second bearing pin; 4, anti-fall off the hook; 5, main rope; 6, steel wire chuck; 7, safety steel cable; 8, flexible door skeleton; 9, support; 10, spring; 11, sheave; 12, guide rail round steel.
The specific embodiment
Below in conjunction with drawings and Examples, the invention will be further described:
Embodiment mono-
Shown in Fig. 1～3, a kind of falling proof device for flexible gate, described falling proof device is installed on flexible door skeleton 8, falling proof device comprises the ear seat 1 of being located on flexible gate skeleton 8, and 2 parallel anti-fall off the hook 4 that arrange, the bottom of anti-fall off the hook is articulated with on described ear seat by the first bearing pin 2, between 2 anti-fall off the hook, be provided with the second bearing pin 3 coordinating with main rope, the bottom of described anti-fall off the hook is provided with drawing article, one end of drawing article is connected with anti-fall off the hook, and the other end is connected with elastic component; Spring is connected between the support 9 of drawing article and flexible gate, and safety steel cable is connected with described drawing article by sheave 11.The top of safety steel cable is fixedly connected with by steel wire chuck 6 with main rope.
Simultaneously, at 2 anti-fall off the hook middle parts, reserve steel wire rope groove, allow main rope 5 pass from anti-fall off the hook middle part, and walk around the groove on axle sleeve, thoroughly solved the problem that uncontrollable anti-fall off the hook turns over angle, the angle that guarantees to rotate anti-fall off the hook the first bearing pin 2 turns over can just in time be hooked guide rail round steel 12, even in the situation that spring 10 lost efficacy, also can guarantee that the angle that anti-fall off the hook turns over just in time hooks round steel by pulling of safety steel cable 7.
In Fig. 1～2, when main rope 5 is during in tensioned state, anti-fall off the hook 4 can turn over certain angle around the first bearing pin 2, and makes spring 10 in extended state, and anti-fall off the hook 4 in this state cannot touch guide rail round steel 12.When main rope 5 fracture, anti-fall off the hook 4 can turn over an angle around the first rotating shaft 2 under the return force function of spring 10, because main rope 5 is the middle parts through anti-fall off the hook 4, there will not be angle to tilt, thereby the head of anti-fall off the hook 4 just in time can hook the round steel 12 on guide rail.For another example fruit spring 10 is due in situation about losing efficacy in extended state for a long time, and safety steel cable 7 can switch through by force anti-fall off the hook 4 and around the first bearing pin 2, turns over the angle needing so, makes fall arrest gib head portion just in time hook the round steel 12 on guide rail.
The double hook monolithic falling proof device that 70mm steel plate is made, and process through steel heat, guarantee that it has enough intensity and abrasion resistance, even if flexible gate exists inertia in downslide process, double hook design also there will not be the situation of fracture.
It should be noted that, above embodiment is only unrestricted in order to technical scheme of the present invention to be described, although the present invention is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify or be equal to replacement technical scheme of the present invention, and not departing from the spirit and scope of technical solution of the present invention, it all should be encompassed in the middle of claim scope of the present invention.
Claims (5)
1. the falling proof device for flexible gate, it is characterized in that: comprise the ear seat (1) of being located on flexible gate skeleton, and 2 parallel anti-fall off the hook (4) that arrange, the bottom of anti-fall off the hook is articulated with on described ear seat by the first bearing pin (2), between 2 anti-fall off the hook, be provided with the second bearing pin (3) coordinating with main rope (5), the second bearing pin is located at the top of the first bearing pin;
The bottom of described anti-fall off the hook is provided with drawing article, and one end of drawing article is connected with anti-fall off the hook, and the other end is connected with elastic component;
Described elastic component is connected between the support (9) of drawing article and flexible gate, makes described fall arrest hitcher have at least 2 working positions:
(1) slinging work position: elastic component is in extended state, fall arrest is hooked under the lifting of main rope parallel with flexible gate;
(2) locking working position: fall arrest is hooked under the return force function of elastic component and is stuck in or hooks on guide rail round steel (12).
2. the falling proof device for flexible gate according to claim 1, is characterized in that: described elastic component is spring (10).
3. the falling proof device for flexible gate according to claim 1, is characterized in that: described 2 parallel anti-fall off the hook and drawing articles that arrange are structure as a whole.
4. the falling proof device for flexible gate according to claim 1, is characterized in that: be also provided with safety steel cable (7), safety steel cable is connected with described drawing article by sheave (11).
5. the falling proof device for flexible gate according to claim 4, is characterized in that: the top of described safety steel cable is fixedly connected with by steel wire chuck (6) with main rope.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110376393.2A CN102493756B (en) | 2011-11-23 | 2011-11-23 | Anti-fall device for flexible gate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110376393.2A CN102493756B (en) | 2011-11-23 | 2011-11-23 | Anti-fall device for flexible gate |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102493756A CN102493756A (en) | 2012-06-13 |
| CN102493756B true CN102493756B (en) | 2014-01-15 |
Family
ID=46185609
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110376393.2A Expired - Fee Related CN102493756B (en) | 2011-11-23 | 2011-11-23 | Anti-fall device for flexible gate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102493756B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104929507A (en) * | 2014-08-20 | 2015-09-23 | 中国葛洲坝集团机械船舶有限公司 | Safety weathertight door |
| CN113898279B (en) * | 2021-10-18 | 2022-10-28 | 江苏恒新金属科技有限公司 | Lower limiting double protection device for flexible door |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2271191Y (en) * | 1996-11-01 | 1997-12-24 | 王纯修 | Anti-theft window-shades |
| CN2895665Y (en) * | 2006-05-09 | 2007-05-02 | 江苏金秋竹门业有限公司 | Anti-drop safety mechanism |
| JP4295605B2 (en) * | 2003-12-10 | 2009-07-15 | 文化シヤッター株式会社 | Switchgear |
| CN202370330U (en) * | 2011-11-23 | 2012-08-08 | 江苏新金达机械制造有限公司 | Anti-falling device for flexible gate |
-
2011
- 2011-11-23 CN CN201110376393.2A patent/CN102493756B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2271191Y (en) * | 1996-11-01 | 1997-12-24 | 王纯修 | Anti-theft window-shades |
| JP4295605B2 (en) * | 2003-12-10 | 2009-07-15 | 文化シヤッター株式会社 | Switchgear |
| CN2895665Y (en) * | 2006-05-09 | 2007-05-02 | 江苏金秋竹门业有限公司 | Anti-drop safety mechanism |
| CN202370330U (en) * | 2011-11-23 | 2012-08-08 | 江苏新金达机械制造有限公司 | Anti-falling device for flexible gate |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102493756A (en) | 2012-06-13 |
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| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140115 Termination date: 20141123 |
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| EXPY | Termination of patent right or utility model |