CN109399417A - A kind of elliptic voussoir uplink and downlink brake safe pincers and linkage mechanism - Google Patents
A kind of elliptic voussoir uplink and downlink brake safe pincers and linkage mechanism Download PDFInfo
- Publication number
- CN109399417A CN109399417A CN201811542273.3A CN201811542273A CN109399417A CN 109399417 A CN109399417 A CN 109399417A CN 201811542273 A CN201811542273 A CN 201811542273A CN 109399417 A CN109399417 A CN 109399417A
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- CN
- China
- Prior art keywords
- voussoir
- safety tongs
- spring
- safety
- elliptic
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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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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
- B66B5/16—Braking or catch devices operating between cars, cages, or skips and fixed guide elements or surfaces in hoistway or well
- B66B5/26—Positively-acting devices, e.g. latches, knives
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
- B66B5/04—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions for detecting excessive speed
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Maintenance And Inspection Apparatuses For Elevators (AREA)
Abstract
The invention discloses a kind of elliptic voussoir uplink and downlink brake safe pincers and linkage mechanisms, it is characterized by comprising mounting bases, safety tongs, guide rail, lifting hand, spring, interlocking bar and pin shaft, the safety tongs is fixedly mounted on lift car or underbeam, the safety tongs is mounted in mounting base, the guide rail passes through interlocking bar both ends described in safety tongs and is fitted with lifting hand, spring described in left side is mounted on interlocking bar left end and spring left end is withstood in the mounting base of left side, spring described in right side is mounted on interlocking bar right end and spring right end is withstood in the mounting base of right side, the pin shaft is mounted in safety tongs.The present invention is able to achieve a pair of of safety tongs and contains uplink braking and downlink braking simultaneously, and compact structure is low in cost, good braking effect, and convenient for adjusting, and for being equipped with gearless main frame elevator, the reliability that uplink overspeed system can be greatly increased increases the safety of elevator.
Description
Technical field
The invention belongs to a kind of elevator technology fields, and in particular to a kind of elliptic voussoir uplink and downlink brake safe pincers and connection
Motivation structure.
Background technique
Existing elevator safety tongs technology is mostly diagonal voussoir or roller, is mostly used for the protection of elevator overspeed descending.
When elevator arrangement gearless host, up-running over-speed protection need to be realized by electrical control traction machine brake, to the braking of host
Device increases burden, once and host brake break down, the elevator accident of rushing to summit happens occasionally；Elevator arrangement has gear host
When, up-running over-speed protection need to additionally configure rope brake, increase cost.
Summary of the invention
The technical problem to be solved by the present invention is to be provided on a kind of elliptic voussoir in view of the above shortcomings of the prior art
Downlink brakes safety tongs and linkage mechanism, is able to achieve a pair of of safety tongs and contains uplink braking and downlink braking simultaneously, structure is small
Ingeniously, low in cost, good braking effect, and convenient for adjusting, and for being equipped with gearless main frame elevator, it is super that uplink can be greatly increased
The reliability of speed system increases the safety of elevator.
To realize the above-mentioned technical purpose, the technical scheme adopted by the invention is as follows:
A kind of elliptic voussoir uplink and downlink brake safe pincers and linkage mechanism, it is characterised in that: including mounting base, safety
Pincers, guide rail, lifting hand, spring, interlocking bar and pin shaft, the safety tongs are fixedly mounted on lift car or underbeam, institute
The safety tongs stated is mounted in mounting base, and the guide rail passes through interlocking bar both ends described in safety tongs and is fitted with lifting hand,
Spring described in left side is mounted on interlocking bar left end and spring left end is withstood in the mounting base of left side, and spring described in right side is mounted on
Interlocking bar right end and spring right end are withstood in the mounting base of right side, and the pin shaft is mounted in safety tongs.
Above-mentioned safety tongs is by safety tongs ontology, sliding block, elliptic voussoir, right limit bolt, the first STATEMENT OF FEDERALLY SPONSORED, rotation
Axis, it is two-way re-pack, safety switch, the second STATEMENT OF FEDERALLY SPONSORED, voussoir rotation axis, rectangle voussoir, disc spring and left limit bolt composition, it is described
Safety switch be fixedly mounted on safety tongs ontology, it is described it is two-way re-pack installation on the rotating shaft, first linkage
Part is mounted on safety tongs ontology by rotation axis, and second STATEMENT OF FEDERALLY SPONSORED is connect by pin shaft with the first STATEMENT OF FEDERALLY SPONSORED, described
The second STATEMENT OF FEDERALLY SPONSORED be mounted on sliding block by voussoir rotation axis, the voussoir rotation axis, which is connected by key, is mounted on elliptic
On voussoir, the right limit bolt is fixedly mounted on the right side of safety tongs ontology upper groove, the fixed peace of the left limit bolt
On the left of safety tongs ontology upper groove, the sliding block is mounted in the groove on safety tongs ontology, the rectangle voussoir
It is mounted in the mounting hole on safety tongs ontology, in the groove that the disc spring is mounted on safety tongs ontology and disc spring withstands on square
On shape voussoir.
Above-mentioned guide rail is " T " shape structure form.
It is above-mentioned two-way to re-pack as " W " shape structure type.
The present invention solves the problems, such as that current individual security pincers can only realize one-way brake.
The advantage of the invention is that the following: it is able to achieve a pair of of safety tongs and contains uplink braking and downlink braking simultaneously,
Compact structure, low in cost, good braking effect, and convenient for adjusting；For a set of rope-clamping can be saved equipped with gear main frame elevator
Device；For being equipped with gearless main frame elevator, the reliability of uplink overspeed system can be greatly increased, the safety of elevator is increased.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention；
Fig. 2 is the structural schematic diagram of safety tongs of the present invention；
Fig. 3 is the A-A structure sectional view of safety tongs of the present invention.
Appended drawing reference therein are as follows: mounting base 1, safety tongs 2, safety tongs ontology 201, sliding block 202, elliptic voussoir 203,
Right limit bolt 204, the first STATEMENT OF FEDERALLY SPONSORED 205, rotation axis 206, the two-way 207, safety switch 208 that re-packs, the second STATEMENT OF FEDERALLY SPONSORED 209,
Voussoir rotation axis 210, rectangle voussoir 211, disc spring 212, left limit bolt 213, guide rail 3, lifting hand 4, spring 5, interlocking bar 6,
Pin shaft 7.
Specific embodiment
A specific embodiment of the invention is further illustrated with reference to the accompanying drawing:
A kind of elliptic voussoir uplink and downlink brake safe pincers and linkage mechanism, it is characterised in that: including mounting base 1, safety
Pincers 2, guide rail 3, lifting hand 4, spring 5, interlocking bar 6 and pin shaft 7, the safety tongs 2 be fixedly mounted on lift car or under
Liang Shang, the safety tongs 2 are mounted in mounting base 1, and the guide rail 3, which passes through 6 both ends of interlocking bar described in safety tongs 2, all pacifies
Equipped with lifting hand 4, spring 5 described in left side is mounted on 6 left end of interlocking bar and 5 left end of spring is withstood in the mounting base 1 of left side, right side
The spring 5 is mounted on 6 right end of interlocking bar and 5 right end of spring is withstood in the mounting base 1 of right side, and the pin shaft 7 is mounted on
In full pincers 2.
In embodiment, safety tongs 2 by safety tongs ontology 201, sliding block 202, elliptic voussoir 203, right limit bolt 204,
First STATEMENT OF FEDERALLY SPONSORED 205, rotation axis 206, the two-way 207, safety switch 208 that re-packs, the second STATEMENT OF FEDERALLY SPONSORED 209, voussoir rotation axis 210,
Rectangle voussoir 211, disc spring 212 and left limit bolt 213 form, and the safety switch 208 is fixedly mounted on safety tongs ontology
On 201, described two-way re-pack 207 is mounted in rotation axis 206, and first STATEMENT OF FEDERALLY SPONSORED 205 is installed by rotation axis 206
On safety tongs ontology 201, second STATEMENT OF FEDERALLY SPONSORED 209 is connect by pin shaft with the first STATEMENT OF FEDERALLY SPONSORED 205, and described second
Moving part 209 is mounted on sliding block 202 by voussoir rotation axis 210, the voussoir rotation axis 210 be connected by key be mounted on it is ellipse
On round type voussoir 203, the right limit bolt 204 is fixedly mounted on the right side of 201 upper groove of safety tongs ontology, the left limit
Position bolt 213 is fixedly mounted on the left of 201 upper groove of safety tongs ontology, and the sliding block 202 is mounted on safety tongs ontology 201
Groove in, the rectangle voussoir 211 is mounted in the mounting hole on safety tongs ontology 201, and the disc spring 212 is mounted on
In groove on safety tongs ontology 201 and disc spring 212 is withstood on rectangle voussoir 211.
In embodiment, guide rail 3 is " T " shape structure form.
It is two-way to re-pack 207 as " W " shape structure type in embodiment.
For the present invention when overspeed descending acts, limiter of speed movement pulls lifting hand 4, and lifting hand 4 is pulled upwardly, by turning
The first STATEMENT OF FEDERALLY SPONSORED of drive 205 of moving axis 206 is crossed pin shaft with the second STATEMENT OF FEDERALLY SPONSORED 209 and is connected to lower swing, the first STATEMENT OF FEDERALLY SPONSORED 205, when
When first STATEMENT OF FEDERALLY SPONSORED 205 is to lower swing, drive the second STATEMENT OF FEDERALLY SPONSORED 209 to lower swing, the second STATEMENT OF FEDERALLY SPONSORED 209 and voussoir rotation axis
210 connections, voussoir rotation axis 210 are connect by key with elliptic voussoir 203, when voussoir rotation axis 210 is to lower swing, ellipse
Formula voussoir 203 carry out clockwise oscillation, when elliptic voussoir 203 rotate when, when turning to certain angle with guide rail face contact,
Continued to drive elliptical rotation by frictional force after contact, and elliptical rotation makes to continue to increase with the radius of gyration of guide rail contacting surface,
The increasing of radius continues to provide normal pressure required for generating frictional force, thus achieve the purpose that a mechanical self-latching, it is final to make
Stop carriage.
When the movement of uplink hypervelocity, limiter of speed movement pulls lifting hand 4, and lifting hand 4 is pulled down, and passes through rotation axis
206 the first STATEMENT OF FEDERALLY SPONSORED of drive 205 is swung up, and the first STATEMENT OF FEDERALLY SPONSORED 205 is connected with the second STATEMENT OF FEDERALLY SPONSORED 209 by pin shaft, when
When one STATEMENT OF FEDERALLY SPONSORED 205 is swung up, the second STATEMENT OF FEDERALLY SPONSORED 209 is driven to be swung up, the second STATEMENT OF FEDERALLY SPONSORED 209 and voussoir rotation axis 210
Connection, voussoir rotation axis 210 is connect by key with elliptic voussoir 203, when voussoir rotation axis 210 is swung up, elliptic
Voussoir 203 carries out counter-clockwise swing, when elliptic voussoir 203 rotates, when turning to certain angle with guide rail face contact, connects
Continued to drive elliptical rotation by frictional force after touch, and elliptical rotation makes to continue to increase with the radius of gyration of guide rail contacting surface, half
The increasing of diameter continues to provide normal pressure required for generating frictional force, to achieve the purpose that a mechanical self-latching, final stop
Carriage.
Rectangle voussoir 211 and disc spring 212 play the role of a buffering in braking in the present invention, to avoid in carriage
Personnel caused life to injure by the enormous impact force that stop generates in a flash.In 202 He of safety tongs ontology 201 and sliding block
There is sliding slot in 211 junction of rectangle voussoir, can be by adjusting the limit at right limit bolt 204 and 213 liang of left limit bolt
Bolt, to adjust the gap between rectangle voussoir 211 and elliptic voussoir 203, to can guarantee the suitable of safety tongs during installation
Benefit movement, and adapt to the guide rail of different guide rail widths.Safety tongs needs pair of right and left to move at the same time when acting, and passes through interlocking bar
6 linkages, spring 5 is equipped at interlocking bar, can effectively prevent the malfunction of safety tongs.It is two-way to re-pack when lifting hand 4 rotates
207 can be with rotation, and the two-way of W type re-packs 207 no matter lifting hand 4 is upward or towards lower swing, and equal can trigger has accessed safety
The safety switch 208 in circuit disconnects safety return circuit, stop carriage.
The above is only the preferred embodiment of the present invention, protection scope of the present invention is not limited merely to above-described embodiment,
All technical solutions belonged under thinking of the present invention all belong to the scope of protection of the present invention.It should be pointed out that for the art
For those of ordinary skill, several improvements and modifications without departing from the principles of the present invention should be regarded as protection of the invention
Range.
Claims (4)
1. a kind of elliptic voussoir uplink and downlink brake safe pincers and linkage mechanism, it is characterised in that: including mounting base (1), safety
Pincers (2), guide rail (3), lifting hand (4), spring (5), interlocking bar (6) and pin shaft (7), the safety tongs (2) are fixedly mounted on
On lift car or underbeam, the safety tongs (2) is mounted on mounting base (1), and the guide rail (3) passes through safety tongs
(2) interlocking bar (6) both ends described in are fitted with lifting hand (4), and spring (5) described in left side is mounted on interlocking bar (6) left end
And spring (5) left end is withstood in left side mounting base (1), spring described in right side (5) is mounted on interlocking bar (6) right end and spring
(5) right end is withstood in right side mounting base (1), and the pin shaft (7) is mounted in safety tongs (2).
2. a kind of elliptic voussoir uplink and downlink brake safe pincers according to claim 1 and linkage mechanism, it is characterised in that:
The safety tongs (2) is by safety tongs ontology (201), sliding block (202), elliptic voussoir (203), right limit bolt (204),
One STATEMENT OF FEDERALLY SPONSORED (205), rotation axis (206), it is two-way re-pack (207), safety switch (208), the second STATEMENT OF FEDERALLY SPONSORED (209), voussoir turn
Moving axis (210), rectangle voussoir (211), disc spring (212) and left limit bolt (213) composition, the safety switch (208) are solid
On safety tongs ontology (201), two-way re-pack (207) are mounted on rotation axis (206) for Dingan County, and described first
Moving part (205) is mounted on safety tongs ontology (201) by rotation axis (206), and second STATEMENT OF FEDERALLY SPONSORED (209) passes through pin shaft
It is connect with the first STATEMENT OF FEDERALLY SPONSORED (205), second STATEMENT OF FEDERALLY SPONSORED (209) is mounted on sliding block (202) by voussoir rotation axis (210)
On, the voussoir rotation axis (210), which is connected by key, to be mounted on elliptic voussoir (203), the right limit bolt
(204) it is fixedly mounted on the right side of safety tongs ontology (201) upper groove, the left limit bolt (213) is fixedly mounted on safety
It clamps on the left of ontology (201) upper groove, the sliding block (202) is mounted in the groove on safety tongs ontology (201), the square
Shape voussoir (211) is mounted in the mounting hole on safety tongs ontology (201), and the disc spring (212) is mounted on safety tongs ontology
(201) in the groove on and disc spring (212) is withstood on rectangle voussoir (211).
3. a kind of elliptic voussoir uplink and downlink brake safe pincers according to claim 1 and linkage mechanism, it is characterised in that:
The guide rail (3) is " T " shape structure form.
4. a kind of elliptic voussoir uplink and downlink brake safe pincers according to claim 2 and linkage mechanism, it is characterised in that:
Described two-way re-pack (207) are " W " shape structure type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811542273.3A CN109399417A (en) | 2018-12-17 | 2018-12-17 | A kind of elliptic voussoir uplink and downlink brake safe pincers and linkage mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811542273.3A CN109399417A (en) | 2018-12-17 | 2018-12-17 | A kind of elliptic voussoir uplink and downlink brake safe pincers and linkage mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109399417A true CN109399417A (en) | 2019-03-01 |
Family
ID=65460548
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811542273.3A Pending CN109399417A (en) | 2018-12-17 | 2018-12-17 | A kind of elliptic voussoir uplink and downlink brake safe pincers and linkage mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109399417A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106927331A (en) * | 2017-04-13 | 2017-07-07 | 台州市中奥特种设备检测技术服务有限公司 | A kind of speed limit anti-drop device for lift transformation |
| CN107265243A (en) * | 2017-08-08 | 2017-10-20 | 无锡市品电梯配件有限公司 | A kind of constant braking deceleration safety tongs |
| CN107416638A (en) * | 2017-09-19 | 2017-12-01 | 西继迅达（许昌）电梯有限公司 | A kind of lift brake safety clamp |
| CN107651528A (en) * | 2017-09-19 | 2018-02-02 | 西继迅达（许昌）电梯有限公司 | A kind of elevator car braking apparatus |
-
2018
- 2018-12-17 CN CN201811542273.3A patent/CN109399417A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106927331A (en) * | 2017-04-13 | 2017-07-07 | 台州市中奥特种设备检测技术服务有限公司 | A kind of speed limit anti-drop device for lift transformation |
| CN107265243A (en) * | 2017-08-08 | 2017-10-20 | 无锡市品电梯配件有限公司 | A kind of constant braking deceleration safety tongs |
| CN107416638A (en) * | 2017-09-19 | 2017-12-01 | 西继迅达（许昌）电梯有限公司 | A kind of lift brake safety clamp |
| CN107651528A (en) * | 2017-09-19 | 2018-02-02 | 西继迅达（许昌）电梯有限公司 | A kind of elevator car braking apparatus |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190301 |
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| RJ01 | Rejection of invention patent application after publication |