CN208593927U - A kind of elevator governor auxiliary device - Google Patents
A kind of elevator governor auxiliary device Download PDFInfo
- Publication number
- CN208593927U CN208593927U CN201821261046.9U CN201821261046U CN208593927U CN 208593927 U CN208593927 U CN 208593927U CN 201821261046 U CN201821261046 U CN 201821261046U CN 208593927 U CN208593927 U CN 208593927U
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- CN
- China
- Prior art keywords
- bent plate
- nose bar
- rotating shaft
- push rod
- pawl
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Abstract
The utility model discloses a kind of elevator governor auxiliary devices.It includes central rotating shaft, rope sheave and ratchet are installed on central rotating shaft, centrifugal hammer is installed on rope sheave, trigger lock tongue and pawl, the triggering lock tongue is equipped with first nose bar parallel with central rotating shaft, the pawl is equipped with second nose bar parallel with central rotating shaft, it further include a fixed plate, fixed plate is equipped with rotatable first bent plate, second bent plate, one end of first bent plate and one end of the second bent plate are hinged by an electromagnetism push rod, electromagnetism push rod is electrically connected with the device for monitoring speed of elevator, the fixed plate is equipped with the guide groove for the electromagnetism pushrod movement, when electromagnetism pushrod movement, it drives the first bent plate to rotate and abuts the first nose bar to make to trigger lock tongue release pawl, it drives the second bent plate to rotate simultaneously and abuts the second nose bar to make pawl be embedded in ratchet.
Description
Technical field
The utility model belongs to elevator governor field, is related to a kind of elevator governor auxiliary device.
Background technique
Existing elevator governor includes central rotating shaft, and rope sheave and ratchet are equipped on central rotating shaft, be equipped on rope sheave from
Heart hammer, triggering lock tongue and pawl, braking principle are as follows: when the movement speed of limiter of speed reaches the 115% of rated speed of lift, from
Heart hammer is thrown away outward by centrifugal force, pushes triggering lock tongue movement, is caused to trigger lock tongue and is unclamped and discharge pawl upwards, and the one of pawl
End is acted on by tension spring, is rotated around its shaft, is pushed to axis direction, and ratchet is embedded in, and forms braking.
However, existing elevator governor has the following problems: the long-term oil starvation of the rotatable parts of 1. elevator governors causes to hinder
Power increases and the reasons such as centrifugal hammer return spring overtension, can all cause centrifugal hammer movement not flexible, when moving for limiter of speed
Reach the 115% of rated speed of lift as speed, centrifugal hammer fails to reach normal operation position, so that triggering cannot be pushed completely
Lock tongue causes triggering lock tongue to fail to discharge pawl in time；2. pawl tension spring fails, because tension spring is chronically at the work shape of stretching
State, after fatigue failure, its restoring force is insufficient, causes pawl that cannot completely be embedded in ratchet.
Utility model content
The purpose of this utility model is exactly to solve the above-mentioned problems, to provide a kind of elevator governor auxiliary device.
The utility model can be achieved through the following technical solutions: a kind of elevator governor auxiliary device, including central rotating shaft,
Rope sheave and ratchet are installed on central rotating shaft, centrifugal hammer, triggering lock tongue and pawl are installed, it is characterised in that: described on rope sheave
It triggers lock tongue and is equipped with first nose bar parallel with central rotating shaft, it is convex that the pawl is equipped with second parallel with central rotating shaft
Bar further includes being equipped with rotatable first bent plate and the second bent plate with rope sheave fixed plate disposed in parallel, fixed plate, and described the
One bent plate, the second bent plate and central rotating shaft are total to axial line, and first bent plate is between the first nose bar and the second nose bar, and first
Bent plate can abut when rotating with the first nose bar, and between the second nose bar and central rotating shaft, the second bent plate turns second bent plate
Dynamic the second nose bar of Shi Keyu abuts, and one end of first bent plate and one end of the second bent plate are hinged by an electromagnetism push rod, electricity
Magnetic push rod is electrically connected with the device for monitoring speed of elevator, and the fixed plate is equipped with the guide groove for the electromagnetism pushrod movement,
When electromagnetism pushrod movement, drives the first bent plate rotate and abut the first nose bar to make to trigger lock tongue release pawl, while drive the
Two bent plates rotate and abut the second nose bar to make pawl be embedded in ratchet.
Preferably, the middle part of first bent plate is hinged in fixed plate by first rotating shaft, in second bent plate
Portion is hinged in fixed plate by the second shaft.
Preferably, one end of first bent plate is hinged by third shaft and one end of electromagnetism push rod, and described second is bent
One end of plate is hinged by the 4th shaft and the other end of electromagnetism push rod.
Preferably, further include control device consisting of a single chip microcomputer, control device respectively with the device for monitoring speed of elevator
It is electrically connected with electromagnetism push rod, when control device receives the elevator overspeed signal of device for monitoring speed sending, controls electromagnetism push rod
Movement.
Preferably, the fixed plate is equipped with the laser range sensor for monitoring the change in location of centrifugal hammer, laser
Distance measuring sensor is electrically connected with the control device, for opening or closing electromagnetism push rod.
Preferably, the laser range sensor is fixed in fixed plate, and laser range sensor injection is sharp
End face of the light perpendicular to centrifugal hammer.
Compared with prior art, the utility model have it is following the utility model has the advantages that
The utility model by triggering lock tongue on be equipped with first nose bar parallel with central rotating shaft, on pawl equipped with
The second parallel nose bar of central rotating shaft further includes being equipped with rotatable first with rope sheave fixed plate disposed in parallel, fixed plate
Bent plate and the second bent plate, the first bent plate can abut when rotating with the first nose bar, and the second bent plate can abut when rotating with the second nose bar,
One end of first bent plate and one end of the second bent plate are hinged by an electromagnetism push rod, the device for monitoring speed of electromagnetism push rod and elevator
Electrical connection when electromagnetism pushrod movement, drives the first bent plate rotate and abuts the first nose bar and discharge pawl to make to trigger lock tongue, avoids
Centrifugal hammer fails to reach normal operation position, so that triggering lock tongue cannot be pushed to cause to trigger lock tongue and fail to discharge in time completely
The case where pawl, while driving the second bent plate to rotate and abutting the second nose bar to make pawl be embedded in ratchet, in turn avoid pawl drawing
The case where spring failure, pawl caused by restoring force is insufficient cannot be completely embedded into ratchet.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the right view of the utility model；
Fig. 3 is the structural schematic diagram of the first bent plate and the second bent plate in the utility model；
Fig. 4 is the structural schematic diagram of laser range sensor in the utility model；
Fig. 5 is the structural schematic diagram of fixed plate in the utility model；
Fig. 6 is the structural schematic diagram that lock tongue is triggered in the utility model；
Fig. 7 is the structural schematic diagram of pawl in the utility model.
Specific embodiment
The embodiments of the present invention are described in further detail with reference to the accompanying drawing.
In the present embodiment, the orientation or position of the instructions such as term " on " "lower" " left side " " right side " " preceding " " rear " " upper end " " lower end "
Setting relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of describing, rather than indication or suggestion meaning
Device or element must have a particular orientation, constructed or operated with specific orientation, therefore should not be understood as practical new to this
The limitation of type.
Referring to Fig. 1-Fig. 7, a kind of embodiment of elevator governor auxiliary device, including central rotating shaft 1, on central rotating shaft 1
Rope sheave 2 and ratchet 3 are installed, centrifugal hammer 4, triggering lock tongue 5 and pawl 6 are installed on rope sheave 2, triggering lock tongue 5 is equipped with in
The first parallel nose bar 501 of heart shaft 1, pawl 6 are equipped with second nose bar 601 parallel with central rotating shaft 1, further include and rope sheave
2 fixed plates 7 disposed in parallel, fixed plate 7 are equipped with rotatable first bent plate 8 and the second bent plate 9, and the first bent plate 8, second is bent
Plate 9 and central rotating shaft 1 are total to axial line, and the first bent plate 8 is between the first nose bar 501 and the second nose bar 601, the first 8 turns of bent plate
Dynamic the first nose bar of Shi Keyu 501 abuts, and the second bent plate 9 is between the second nose bar 601 and central rotating shaft 1, the rotation of the second bent plate 9
The second nose bar of Shi Keyu 601 abuts, and one end of one end of the first bent plate 8 and the second bent plate 9 is hinged by an electromagnetism push rod 10, electricity
Magnetic push rod 10 is electrically connected with the device for monitoring speed of elevator, and fixed plate 7 is equipped with the guide groove 701 moved for electromagnetism push rod 10,
When electromagnetism push rod 10 moves, drives the first bent plate 8 to rotate and abut the first nose bar 501 to make to trigger the release pawl 6 of lock tongue 5, together
When drive the second bent plate 9 rotate and abut the second nose bar 601 come make pawl 6 be embedded in ratchet 3.
Preferably, the middle part of the first bent plate 8 is hinged in fixed plate 7 by first rotating shaft 11, and the middle part of the second bent plate 9 is logical
The second shaft 12 is crossed to be hinged in fixed plate 7.
Preferably, one end of the first bent plate 8 is hinged by third shaft 13 and one end of electromagnetism push rod 10, the second bent plate 9
One end by the 4th shaft 14 and the other end of electromagnetism push rod 10 it is hinged.
Preferably, further include control device consisting of a single chip microcomputer, control device respectively with the device for monitoring speed of elevator
It is electrically connected with electromagnetism push rod 10, when control device receives the elevator overspeed signal of device for monitoring speed sending, control electromagnetism is pushed away
Bar 10 moves.
Preferably, fixed plate 7 is equipped with the laser range sensor 15 for monitoring the change in location of centrifugal hammer 4, laser
Distance measuring sensor 15 is electrically connected with control device, for opening or closing electromagnetism push rod 10.
Preferably, laser range sensor 15 is fixed in fixed plate 7, and the injection of laser range sensor 15 is sharp
End face of the light 1501 perpendicular to centrifugal hammer 4.
The specific implementation process of control device is as follows in the utility model: when elevator operate normally when, i.e., centrifugal hammer 4 not by
It throwing away, laser range sensor 15 monitors the distance change of 4 end face of centrifugal hammer into periodic formation, when centrifugal hammer 4 is thrown out of, week
The amplitude of phase linearity curve can gradually change, and until no longer changing, and start with new curve to be in mechanical periodicity, this situation table
Bright centrifugal hammer 4 is thrown to its extreme position, takes the amplitude of 4 extreme position of centrifugal hammer as the threshold value in single-chip microcomputer control program
One, taking the half of threshold value one is threshold value two, i.e. centrifugal hammer 4 has thrown away 50% distance；
One, single-chip microcontroller detects that the location variation of centrifugal hammer 4 reaches threshold value one, and single-chip microcontroller receives the speed prison of elevator
It surveys the speed amount that device is sent and has reached the 115% of rated speed of lift, this situation illustrates the torsional spring or pawl 6 that trigger lock tongue 5
Tension spring failure, at this time single-chip microcontroller control electromagnetism push rod 10 move；Two, single-chip microcontroller detects that the location variation of centrifugal hammer 4 reaches
To threshold value two, the speed amount that the device for monitoring speed that single-chip microcontroller receives elevator is sent has reached rated speed of lift
115%, this situation illustrates the reasons such as 4 return spring overtension of centrifugal hammer, causes centrifugal hammer 4 to act not flexible, causes to fail,
The electromagnetism push rod 10 of single-chip microcontroller control at this time responds；Three, the device for monitoring speed failure of elevator, single-chip microcontroller fail to receive elevator
The signal that device for monitoring speed is sent illustrates to fail to make if single-chip microcontroller detects that the change in location of centrifugal hammer 4 is in cyclically-varying
Dynamic, the electromagnetism push rod 10 of single-chip microcontroller control at this time moves, if single-chip microcontroller detects that the change in location of centrifugal hammer 4 is not in periodical change
Change, illustrates to have braked.
It should be noted that above embodiments are merely intended for describing the technical solutions of the present application, but not for limiting the present application, this field
It is to be appreciated by one skilled in the art that can be with the technical solution of the present invention is modified or equivalently replaced, without de-
Objective and range from technical solutions of the utility model, should all cover in the scope of the claims of the utility model.
Claims (6)
1. a kind of elevator governor auxiliary device, including central rotating shaft, rope sheave and ratchet are installed on central rotating shaft, pacified on rope sheave
Equipped with centrifugal hammer, triggering lock tongue and pawl, it is characterised in that: it is convex that the triggering lock tongue is equipped with first parallel with central rotating shaft
Bar, the pawl are equipped with second nose bar parallel with central rotating shaft, further include and rope sheave fixed plate disposed in parallel, fixed plate
It is equipped with rotatable first bent plate and the second bent plate, first bent plate, the second bent plate and central rotating shaft are total to axial line, described
Between the first nose bar and the second nose bar, the first bent plate can abut first bent plate when rotating with the first nose bar, and described second is bent
Between the second nose bar and central rotating shaft, the second bent plate can abut plate when rotating with the second nose bar, and the one of first bent plate
End and one end of the second bent plate are hinged by an electromagnetism push rod, and electromagnetism push rod is electrically connected with the device for monitoring speed of elevator, described
Fixed plate is equipped with the guide groove for the electromagnetism pushrod movement, when electromagnetism pushrod movement, the first bent plate is driven to rotate and abut
First nose bar discharges pawl to make to trigger lock tongue, while driving the second bent plate to rotate and abutting the second nose bar to make pawl be embedded in spine
Wheel.
2. elevator governor auxiliary device according to claim 1, it is characterised in that: pass through in the middle part of first bent plate
First rotating shaft is hinged in fixed plate, and the middle part of second bent plate is hinged in fixed plate by the second shaft.
3. elevator governor auxiliary device according to claim 1, it is characterised in that: one end of first bent plate passes through
Third shaft and one end of electromagnetism push rod are hinged, and one end of second bent plate passes through the other end of the 4th shaft and electromagnetism push rod
Hingedly.
4. elevator governor auxiliary device according to claim 1, it is characterised in that: further include control consisting of a single chip microcomputer
Device processed, control device are electrically connected with the device for monitoring speed of elevator and electromagnetism push rod respectively, and control device receives speed prison
When surveying the elevator overspeed signal that device issues, electromagnetism pushrod movement is controlled.
5. elevator governor auxiliary device according to claim 4, it is characterised in that: the fixed plate is equipped with for supervising
The laser range sensor of the change in location of centrifugal hammer is surveyed, laser range sensor is electrically connected with the control device, for opening
Open or close electromagnetism push rod.
6. elevator governor auxiliary device according to claim 5, it is characterised in that: the laser range sensor is fixed
It is arranged in fixed plate, and the laser of laser range sensor injection is perpendicular to the end face of centrifugal hammer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821261046.9U CN208593927U (en) | 2018-08-07 | 2018-08-07 | A kind of elevator governor auxiliary device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821261046.9U CN208593927U (en) | 2018-08-07 | 2018-08-07 | A kind of elevator governor auxiliary device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208593927U true CN208593927U (en) | 2019-03-12 |
Family
ID=65604353
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821261046.9U Expired - Fee Related CN208593927U (en) | 2018-08-07 | 2018-08-07 | A kind of elevator governor auxiliary device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208593927U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110217664A (en) * | 2019-07-09 | 2019-09-10 | 宁波元吉智能科技有限公司苏州分公司 | Mechanical activation device |
| CN114314240A (en) * | 2022-01-10 | 2022-04-12 | 镇江朝阳机电科技有限公司 | Elevator speed regulator |
-
2018
- 2018-08-07 CN CN201821261046.9U patent/CN208593927U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110217664A (en) * | 2019-07-09 | 2019-09-10 | 宁波元吉智能科技有限公司苏州分公司 | Mechanical activation device |
| CN114314240A (en) * | 2022-01-10 | 2022-04-12 | 镇江朝阳机电科技有限公司 | Elevator speed regulator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190312 Termination date: 20200807 |