CN209957172U - Triggering mechanism of elevator safety device - Google Patents
Triggering mechanism of elevator safety device Download PDFInfo
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- CN209957172U CN209957172U CN201920416829.8U CN201920416829U CN209957172U CN 209957172 U CN209957172 U CN 209957172U CN 201920416829 U CN201920416829 U CN 201920416829U CN 209957172 U CN209957172 U CN 209957172U
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- connecting rod
- rod pipe
- lifting rod
- safety
- safety tongs
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Abstract
The utility model discloses an elevator safety device's trigger mechanism, two sets of frames, wire rope trigger device and trigger aggregate unit including safety tongs, bilateral symmetry, wire rope trigger device comprises wire rope, fag end combination, fag end clamp plate, drag hook, little torsional spring, connecting rod pipe fixing support, lifting rod and safety tongs lifting rod, trigger aggregate unit includes the connecting rod pipe, the middle part of connecting rod pipe is connected in fag end clamp plate bottom through lifting rod, the both sides of connecting rod pipe respectively have one set of aggregate unit, aggregate unit includes the safety tongs lifting rod, the connecting rod pipe both ends are through safety tongs lifting rod and safety tongs fixed link, the frame bottom is connected in the both ends of connecting rod pipe through connecting rod pipe fixing support, be fixed with big torsional spring on the connecting rod pipe fixing support. The utility model discloses reaction rate is fast, can in time effectively brake car or platform.
Description
Technical Field
The utility model relates to the field of machinary, especially, relate to perpendicular transportation technique, especially an elevator safety device's trigger mechanism.
Background
Elevator car or platform promote through wire rope or steel band, in case wire rope or steel band fracture back, car or platform can descend at utmost point speed under the action of gravity, arouse the emergence of incident easily, and among the prior art, the arresting gear of car or platform causes reaction rate slowly because the structure is complicated, and braking car or platform effect is poor.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an elevator safety device's trigger mechanism to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an elevator safety device's trigger mechanism, includes safety tongs, bilateral symmetry's two sets of frames, wire rope trigger device and trigger aggregate unit, wire rope trigger device includes wire rope, fag end combination, fag end clamp plate, drag hook, little torsional spring, connecting rod pipe fixing support, lifting rod and safety tongs lifting rod, trigger aggregate unit includes the connecting rod pipe, the middle part of connecting rod pipe is connected in fag end clamp plate bottom through lifting rod, the both sides of connecting rod pipe respectively have one set of aggregate unit, aggregate unit includes safety tongs lifting rod, the connecting rod pipe both ends are through safety tongs lifting rod and safety tongs fixed link, the frame bottom is connected in the both ends of connecting rod pipe through connecting rod pipe fixing support, be fixed with big torsional spring on the connecting rod pipe fixing support.
Preferably, the steel wire rope is connected to the upper end of the rope end combination.
Preferably, the upper end of the safety gear lifting rod is hinged to the safety gear through a safety gear wedge block by a waist hole.
Preferably, the connecting rod pipe fixing support is provided with more than two groups of hole sites, and the large torsion spring is sleeved at two ends of the connecting rod pipe.
Preferably, the safety tongs are respectively fixed on the inner sides of the corresponding racks, the rope head pressing plate is positioned between the two groups of racks, and H-shaped steel is arranged on two sides of the upper end of the rope head pressing plate.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses when wire rope fracture, fixed fag end clamp plate together is down, and the striking drag hook makes the drag hook overcome torsion rotation, and the lifting rod unhook is rotatory under the torsion effect of the big torsional spring in both sides, drives safety tongs lifting rod and mentions the safety tongs voussoir, makes the action of both sides safety tongs, to car or platform centre gripping on H shaped steel, the car or platform are stopped in the system, and reaction rate is fast, can in time effectively brake car or platform.
Drawings
Fig. 1 is a schematic top view of the present invention;
FIG. 2 is a schematic side sectional view of the device of FIG. 1 at A-A;
fig. 3 is a schematic side sectional view in a normal state at a-a in fig. 1.
In the figure: the safety device comprises a frame 1, a safety gear 2, 3H-shaped steel, a rope end pressing plate 4, a lifting rod 5, a connecting rod pipe 6, a small torsion spring 7, a safety gear lifting rod 8, a connecting rod pipe fixing support 9, a rope end combination 10 and a drag hook 11.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides an elevator safety device's trigger mechanism, includes safety tongs 2, bilateral symmetry's two sets of frames 1, wire rope trigger device and trigger aggregate unit, wire rope trigger device comprises wire rope, fag end combination 10, fag end clamp plate 4, drag hook 11, little torsional spring 7, connecting rod pipe fixing support 9, lifting rod 5 and safety tongs lifting rod 8, trigger aggregate unit includes connecting rod pipe 6, the middle part of connecting rod pipe 6 is connected in fag end clamp plate 4 bottom through lifting rod 5, the both sides of connecting rod pipe 6 respectively have one set of aggregate unit, aggregate unit includes safety tongs lifting rod 8, connecting rod pipe 6 both ends are through safety tongs lifting rod 8 and safety tongs 2 fixed link, frame 1 bottom is connected in the both ends of connecting rod pipe 6 through connecting rod pipe fixing support 9, be fixed with big torsional spring 7 on the connecting rod pipe fixing support 9.
Specifically, the steel wire rope is connected to the upper end of the rope end combination 10.
Specifically, the upper end of the safety gear lifting rod 8 is hinged to the safety gear 2 through a safety gear wedge block through a waist hole.
Specifically, the connecting rod pipe fixing support 9 is provided with more than two groups of hole sites, so that the torsion of the large torsion spring 7 can be conveniently adjusted, and the large torsion spring 7 is sleeved at two ends of the connecting rod pipe 6.
Specifically, the safety tongs 2 are respectively fixed on the inner sides of the corresponding frames 1, the rope end pressing plate 4 is located between the two groups of frames 1, and the two sides of the upper end of the rope end pressing plate 4 are provided with the H-shaped steel 3.
Specifically, during the use, when wire rope fracture, rope fastening 4 fixed together descends, striking drag hook 11, makes drag hook 11 overcome torsion rotation, and lifting rod 5 unhook, and connecting rod pipe 6 is rotatory under the torsion effect of big torsional spring 7 in both sides drives safety tongs lifting rod 8 and mentions the safety tongs voussoir, makes the action of safety tongs 2 in both sides, and the car or platform centre gripping is on H shaped steel 3, braking car or platform.
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 (5)
1. The utility model provides an elevator safety device's trigger mechanism, includes safety tongs (2), bilateral symmetry's two sets of frames (1), wire rope trigger device and trigger aggregate unit, its characterized in that: the steel wire rope triggering device comprises a steel wire rope, a rope end combination (10), a rope end pressing plate (4), a drag hook (11), a small torsion spring, a connecting rod pipe fixing support (9), a lifting rod (5) and a safety tongs lifting rod (8), the triggering linkage device comprises a connecting rod pipe (6), the middle of the connecting rod pipe (6) is connected to the bottom of the rope end pressing plate (4) through the lifting rod (5), two sides of the connecting rod pipe (6) are respectively provided with a set of linkage mechanism, the linkage mechanism comprises the safety tongs lifting rod (8), two ends of the connecting rod pipe (6) are fixedly connected with the safety tongs (2) through the safety tongs lifting rod (8), the bottom of the rack (1) is connected to two ends of the connecting rod pipe (6) through the connecting rod pipe fixing support (9), and the connecting rod pipe fixing support (9) is fixedly provided with the large torsion spring (7).
2. The triggering mechanism of an elevator safety device according to claim 1, characterized in that: the steel wire rope is connected to the upper end of the rope head combination (10).
3. The triggering mechanism of an elevator safety device according to claim 1, characterized in that: the upper end of the safety gear lifting rod (8) is hinged on the safety gear (2) through a safety gear wedge block by a waist hole.
4. The triggering mechanism of an elevator safety device according to claim 1, characterized in that: more than two groups of hole sites are arranged on the connecting rod pipe fixing support (9), and the large torsion spring (7) is sleeved at two ends of the connecting rod pipe (6).
5. The triggering mechanism of an elevator safety device according to claim 1, characterized in that: the safety tongs (2) are respectively fixed on the inner sides of the corresponding racks (1), the rope end pressing plate (4) is located between the two sets of racks (1), and H-shaped steel (3) is arranged on two sides of the upper end of the rope end pressing plate (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920416829.8U CN209957172U (en) | 2019-03-29 | 2019-03-29 | Triggering mechanism of elevator safety device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920416829.8U CN209957172U (en) | 2019-03-29 | 2019-03-29 | Triggering mechanism of elevator safety device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209957172U true CN209957172U (en) | 2020-01-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201920416829.8U Active CN209957172U (en) | 2019-03-29 | 2019-03-29 | Triggering mechanism of elevator safety device |
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| CN (1) | CN209957172U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109969901A (en) * | 2019-03-29 | 2019-07-05 | 上海德圣米高电梯有限公司 | A kind of trigger mechanism of elevator car safety |
-
2019
- 2019-03-29 CN CN201920416829.8U patent/CN209957172U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109969901A (en) * | 2019-03-29 | 2019-07-05 | 上海德圣米高电梯有限公司 | A kind of trigger mechanism of elevator car safety |
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