CN205603082U - Prevent safety device that glides - Google Patents
Prevent safety device that glides Download PDFInfo
- Publication number
- CN205603082U CN205603082U CN201620336679.6U CN201620336679U CN205603082U CN 205603082 U CN205603082 U CN 205603082U CN 201620336679 U CN201620336679 U CN 201620336679U CN 205603082 U CN205603082 U CN 205603082U
- Authority
- CN
- China
- Prior art keywords
- lock hook
- fall
- gangbar
- safety device
- protective cover
- Prior art date
- 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.)
- Expired - Fee Related
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Abstract
The utility model relates to a mechanical equipment safety protection field, concretely relates to prevent safety device that glides, the object that went up and down after aim at solution vertical lift device power down or elevating system became invalid falls the reliability problem when producing danger. Its characterized in that: including the lock hook that prevents gliding, the lock hook bedplate of preventing gliding, gangbar, tractive electromagnet, linkage lever pin axle, lock hook round pin axle and safety cover. The lock hook and the lock hook bedplate swing joint that prevents gliding prevent gliding, gangbar one end and the inboard swing joint of the lock hook that prevents gliding, the other end and the tractive electromagnet of gangbar pass through linkage lever pin axle swing joint, swash plate fixed connection on tractive electromagnet and the lock hook bedplate of preventing gliding, the safety cover covers on the lock hook bedplate of preventing gliding. The utility model discloses the effect that relies on lift object self weight makes the lock hook that prevents gliding block reliably in wedge or lockhole, and outage rear defence gliding lock hook can be in the lock -out state naturally, but bearing capacity is strong, has simple structure, convenient operation, the extensive advantage of application scope.
Description
Technical field
This utility model relates to plant equipment safety protection field, is specifically related to a kind of safety device for preventing elevator from falling down.
Background technology
Large-scale vertical lifting equipment is widely used in industrial links, such as large-scale lever gear door, large-scale
Arch type lifter, lifting gate valve, lift winch etc., they are dependent on elevating mechanism for by lifting object such as
Door body, valve body etc. according to planned orbit provide promote or the power of descending motion, use more electric power, pneumatic or
Hydraulic pressure is as power resources.When power resources are due to power-off or other malfunction and failures, lifting object can be because of certainly
Recast is with causing downslide to cause irremediable loss, owing to large-scale vertical lifting equipment lifting weight of object is big,
Lifting object free downslide destructive power is big, it is therefore necessary to be equipped with anti-fall safety for large-scale vertical lifting equipment
Device, it is to avoid falling and gliding after elevating mechanism inefficacy.
Safety device for preventing elevator from falling down is similar to stop device, conventional for ratchet stop device, can be used for some low speed,
On the hoist engine of manual operation use, as machinery prevents reverse return device processed, ratchet stop intend device also may be used
Anti-fall function for vertical lifting equipment uses, but ratchet owing to its construction features bearing capacity is poor,
Volume is relatively big, cause inefficacy with rear easy abrasion for a long time, the highest as safety prevention measure dependability.This
Outward, also can use the brake of electrodynamic or hydraulic braking as safety device for preventing elevator from falling down, but brake
Still relying on electric power or hydraulic pressure, once to also lead to safety device inoperative for power-off or other faults, can
By requirement still cannot be met in property.
Vertical lifting equipment power-off the most urgently to be resolved hurrily or elevating mechanism lifted object and fall generation danger after losing efficacy
Time integrity problem.
Summary of the invention
This utility model purpose is to provide a kind of safety device for preventing elevator from falling down, solve vertical lifting equipment power-off or
Elevating mechanism lifted object after losing efficacy and falls integrity problem when producing dangerous.
The technical solution of the utility model is:
A kind of safety device for preventing elevator from falling down, including anti-fall lock hook, anti-fall lock hook seat board, gangbar, traction
Electric magnet, gangbar bearing pin, lock hook bearing pin and protective cover.
Anti-fall lock hook is placed on anti-fall lock hook seat board, with anti-fall lock hook seat board outside anti-fall lock hook
It is flexibly connected by lock hook bearing pin；Gangbar one end is flexibly connected inside anti-fall lock hook, gangbar another
One end is flexibly connected by gangbar bearing pin with tractive magnet；On tractive magnet and anti-fall lock hook seat board
Swash plate fixing connect；Protective cover covers on anti-fall lock hook seat board, and protective cover is solid with anti-fall lock hook seat board
Fixed connect, lock hook bearing pin through outside anti-fall lock hook, anti-fall lock hook seat board and protective cover.
The overall arch-shaped steel plate identical by two panels of anti-fall lock hook described above is by a cylindrical bar and a square
Shape bar overlap joint forms, and is overlapped by two rectangular blocks between cylindrical bar and rectangular shaft, wherein, and two panels arch steel
Respectively setting a through hole on plate, two through hole lines are horizontal direction, rotate for anti-fall lock hook and stretch out protective cover
Safety device is made outward to lock；Cylindrical bar is demountable structure, for being flexibly connected with gangbar.
The overall inclination arch-shaped steel plate identical by two panels of anti-fall lock hook seat board described above is by a rectangle steel
Plate overlap joint forms；Being respectively provided with a through hole on two panels inclination arch-shaped steel plate, two through hole lines are horizontal direction,
For inserting lock hook bearing pin；Anti-fall lock hook is positioned at above anti-fall lock hook seat board rectangular steel plates；Two panels tilts
With an inclined rectangular Plate Welding between arch-shaped steel plate, rectangular steel plates angle of inclination 30-50 degree；For for leading
Drawing electric magnet provides support fixing, and provides support reaction when stretching out locking for anti-fall lock hook.
The overall rectangular steel plates identical by two panels of gangbar is formed by a rectangular steel plates overlap joint as mentioned above,
The two ends, left and right of every rectangular steel plates are provided with two through holes, for movable with tractive magnet and anti-fall lock hook
Connect.
Tractive magnet entirety is in rectangular configuration as mentioned above, and tractive magnet front end is towards gangbar, traction
Electric magnet front end is provided with pull bar, and pull bar both sides are respectively provided with a through hole, for being flexibly connected with gangbar.
Gangbar bearing pin is cylindrical rustless steel bearing pin as mentioned above, and a diameter of 8mm, a length of 50mm use
Pull bar and the gangbar of tractive magnet is connected in rotating shaft.
Lock hook bearing pin is cylindrical rustless steel bearing pin as mentioned above, and a diameter of 30mm, a length of 220mm use
Anti-fall lock hook and anti-fall lock hook seat board is connected in rotating shaft.
Protective cover generally hollow, rectangular structure, stainless steel material as mentioned above；Protective cover upper surface seals,
Lower surface opening, is used for preventing foreign body from entering safety device for preventing elevator from falling down internal influence device properly functioning；Protection
Cover has square breach below the side of anti-fall lock hook, and when power-off, anti-fall lock hook rotates two
Individual arch-shaped steel plate wedge angle stretches out from the square indentation, there of protective cover；Before and after protective cover, surface is near anti-fall
The side of lock hook is respectively provided with a through hole, is connected for inserting with lock hook bearing pin.
The beneficial effects of the utility model are:
1) apparatus structure is simple, reliability is high, and this safety device for preventing elevator from falling down is only made up of 7 simple parts,
Design of part is simple, easy to process, and wherein great majority use existing standard component and finished parts on market, its
Structure is very simple, and device relies on the effect of the own wt of lifting object to make lock hook be securely captured at wedge
Or in lockhole, conduct oneself with dignity the biggest, lock hook coupling mechanism force is the biggest, and therefore the reliability of device is the highest.
2) bearing capacity is strong, and device relies on the effect of own wt to be stuck in together with lifting object when using locking
In wedge or lockhole, deadweight is passed on the bottom surface of anti-fall lock hook seat board by anti-fall lock hook, its stress
In stable condition, can bearing capacity strong.
3) easy to operate, the power resources of device are tractive magnet, and electric magnet energising then makes safety device
Unlocking, power-off then locks, when operation lifting object up-down, and can be by electric magnet by relay and elevator
The signal that structure button sends links, it is possible to safety device automatic unlocking when realizing handling elevating mechanism, and
Stopping automatically locking when handling, operator are easy to operate.
4) apparatus module, applied widely, this safety apparatus structure is compact, and protective cover is internal junction
Structure provides the running environment of cleaning, and constitutes independent modular unit, can be by the anti-fall lock of device
Hook seat board be connected to any lifting cacumen, it is achieved anti-fall safety protection function, it is adaptable to any have anti-
The large-scale vertical lifting equipment of downslide demand, as large-scale lever gear door, large-sized gantry elevator, lifting gate valve,
Lift winch etc., the scope of application is quite varied.
Accompanying drawing explanation
Fig. 1 is the top view of safety device for preventing elevator from falling down.
Fig. 2 is anti-fall lock hook schematic diagram.
Fig. 3 is anti-fall lock hook seat board schematic diagram
Fig. 4 is safety device for preventing elevator from falling down gangbar schematic diagram
Fig. 5 is safety device for preventing elevator from falling down protective cover schematic diagram
Fig. 6 is safety device for preventing elevator from falling down tractive magnet schematic diagram
Wherein, the anti-fall lock hook of 1-, 2-anti-fall lock hook seat board, 3-gangbar, 4-tractive magnet, 5-
Gangbar bearing pin, 6-lock hook bearing pin, 7-protective cover.
Detailed description of the invention
With embodiment, this utility model is described further below in conjunction with the accompanying drawings.
As it is shown in figure 1, a kind of safety device for preventing elevator from falling down, including anti-fall lock hook 1, anti-fall lock hook seat board 2,
Gangbar 3, tractive magnet 4, gangbar bearing pin 5, lock hook bearing pin 6 and protective cover 7.
Anti-fall lock hook 1 is placed on anti-fall lock hook seat board 2, with anti-fall lock outside anti-fall lock hook 1
Hook seat board 2 to be flexibly connected by lock hook bearing pin 6；Inside gangbar 3 one end and anti-fall lock hook 1, activity is even
Connecing, the other end of gangbar 3 is flexibly connected by gangbar bearing pin 5 with tractive magnet 4；Traction electromagnetism
Ferrum 4 is fixing with the swash plate on anti-fall lock hook seat board 2 to be connected；Protective cover 7 covers in anti-fall lock hook seat board 2
On, protective cover 7 is fixing with anti-fall lock hook seat board 2 to be connected, and lock hook bearing pin 6 passes outside anti-fall lock hook 1
Side, anti-fall lock hook seat board 2 and protective cover 7.
As in figure 2 it is shown, anti-fall lock hook 1 entirety by the identical arch-shaped steel plate of two panels by a cylindrical bar and
One rectangular shaft overlap joint forms, and is overlapped by two rectangular blocks between cylindrical bar and rectangular shaft, wherein, and two panels
Respectively setting a through hole on arch-shaped steel plate, two through hole lines are horizontal direction, rotate for anti-fall lock hook 1 and stretch
Go out and outside protective cover, make safety device lock；Cylindrical bar is demountable structure, for being flexibly connected with gangbar 3.
As it is shown on figure 3, anti-fall lock hook seat board 2 entirety is passed through one by the inclination arch-shaped steel plate that two panels is identical
Rectangular steel plates overlap joint forms；Being respectively provided with a through hole on two panels inclination arch-shaped steel plate, two through hole lines are level
Direction, is used for inserting lock hook bearing pin 6；Anti-fall lock hook 1 is positioned at above anti-fall lock hook seat board 2 rectangular steel plates；
With an inclined rectangular Plate Welding, rectangular steel plates angle of inclination 30-50 degree between two panels inclination arch-shaped steel plate；
Fix for providing to support for tractive magnet 4, and provide support reaction when stretching out locking for anti-fall lock hook 1.
As shown in Figure 4, gangbar 3 entirety is overlapped by a rectangular steel plates by the rectangular steel plates that two panels is identical
Forming, the two ends, left and right of every rectangular steel plates are provided with two through holes, for tractive magnet 4 and anti-fall
Lock hook 1 is flexibly connected.
As shown in Figure 6, tractive magnet 4 is overall in rectangular configuration, and tractive magnet 4 front end is towards linkage
Bar 3, tractive magnet 4 front end is provided with pull bar, and pull bar both sides are respectively provided with a through hole, is used for and gangbar 3
It is flexibly connected.
Gangbar bearing pin 5 is cylindrical rustless steel bearing pin, and a diameter of 8mm, a length of 50mm, for rotating shaft
Connect pull bar and the gangbar 3 of tractive magnet 4.
Lock hook bearing pin 6 is cylindrical rustless steel bearing pin, and a diameter of 30mm, a length of 220mm, for rotating shaft
Connect anti-fall lock hook 1 and anti-fall lock hook seat board 2.
As it is shown in figure 5, protective cover 7 generally hollow, rectangular structure, stainless steel material；Table on protective cover 7
Face seal, lower surface opening, it is used for preventing foreign body from entering safety device for preventing elevator from falling down internal influence device and normally transports
OK；Protective cover 7 has square breach below the side of anti-fall lock hook 1, anti-fall when power-off
Lock hook 1 rotates and is stretched out from the square indentation, there of protective cover 7 by two arch-shaped steel plate wedge angles；Before protective cover 7
Rear surface is respectively provided with a through hole in the side near anti-fall lock hook 1, for inserting even with lock hook bearing pin 6
Connect.
When using this utility model device, safety device for preventing elevator from falling down body is arranged on the top of lifting object,
By anti-fall lock hook 1 postrotational stretch out or shrink realize locking or the unblock of safety device for preventing elevator from falling down, when
When tractive magnet 4 is in off-position, the pull bar of its tractive magnet 4 is in the state of stretching out, and pull bar leads to
Cross gangbar 3 to promote anti-fall lock hook 1 to make it rotate to stretch out.The anti-fall lock hook 1 now stretched out can act on
In lifting object institute's wedge in orbit or lockhole, safety device is made to rely on oneself together with lifting object
The effect of heavy sensation of the body amount is stuck in wedge or lockhole, it is to avoid lifting object glides or falls.When lifting object needs
Time to be lifted, then switch on power to tractive magnet 4, after its energising, make tractive magnet 4 pull bar shrink,
Pull bar pulls anti-fall lock hook 1 to make it be contracted in situ by gangbar 3, the anti-fall lock hook 1 now shunk
No longer with lifting object wedge in orbit or lockhole contact, then make safety device for preventing elevator from falling down unlock
Release, lifting object can be freely lifted, and has carried out descending operation rear haulage electric magnet 4 and has automatically powered off, has made peace
Full device recovers lock-out state, it is to avoid lifting object glides or falls.Single safety device for preventing elevator from falling down maximum can
Undertaking the lifting object of 3 tons of weight, the collocation of several safety devices uses and can undertake larger lifting object.
Claims (9)
1. a safety device for preventing elevator from falling down, it is characterised in that: include anti-fall lock hook (1), anti-fall lock hook
Seat board (2), gangbar (3), tractive magnet (4), gangbar bearing pin (5), lock hook bearing pin (6) and
Protective cover (7)；Anti-fall lock hook (1) is placed on anti-fall lock hook seat board (2), anti-fall lock hook (1)
Outside is flexibly connected by lock hook bearing pin (6) with anti-fall lock hook seat board (2)；Gangbar (3) one end with
Anti-fall lock hook (1) inner side is flexibly connected, and the other end of gangbar (3) and tractive magnet (4) are by connection
Lever bearing pin (5) is flexibly connected；Tractive magnet (4) is solid with the swash plate on anti-fall lock hook seat board (2)
Fixed connection；Protective cover (7) covers on anti-fall lock hook seat board (2), protective cover (7) and anti-fall lock hook
Seat board (2) is fixing to be connected, and lock hook bearing pin (6) is through anti-fall lock hook (1) outside, anti-fall lock hook seat
Plate (2) and protective cover (7).
A kind of safety device for preventing elevator from falling down the most according to claim 1, it is characterised in that: described anti-fall
The overall arch-shaped steel plate identical by two panels of lock hook (1) is formed by a cylindrical bar and a rectangular shaft overlap joint,
Overlapped by two rectangular blocks between cylindrical bar and rectangular shaft, wherein, two panels arch-shaped steel plate respectively set a through hole,
Two through hole lines are horizontal direction；Cylindrical bar is demountable structure.
A kind of safety device for preventing elevator from falling down the most according to claim 1, it is characterised in that: described anti-fall
The overall inclination arch-shaped steel plate identical by two panels of lock hook seat board (2) is formed by a rectangular steel plates overlap joint；Two
Being respectively provided with a through hole on sheet inclination arch-shaped steel plate, two through hole lines are horizontal direction；Anti-fall lock hook (1)
It is positioned at above anti-fall lock hook seat board (2) rectangular steel plates.
A kind of safety device for preventing elevator from falling down the most according to claim 3, it is characterised in that: described anti-fall
Tilt with an inclined rectangular Plate Welding, rectangular steel plates between the two panels inclination arch-shaped steel plate of lock hook seat board (2)
Angle 30-50 degree.
A kind of safety device for preventing elevator from falling down the most according to claim 1, it is characterised in that: described gangbar
(3) the overall rectangular steel plates identical by two panels is formed by a rectangular steel plates overlap joint, every rectangular steel plates
Two ends, left and right are provided with two through holes.
A kind of safety device for preventing elevator from falling down the most according to claim 1, it is characterised in that: described traction electricity
Magnet (4) is overall in rectangular configuration, and electromagnetism, towards gangbar (3), is drawn in tractive magnet (4) front end
Ferrum (4) front end is provided with pull bar, and pull bar both sides are respectively provided with a through hole.
A kind of safety device for preventing elevator from falling down the most according to claim 1, it is characterised in that: described gangbar
Bearing pin (5) and lock hook bearing pin (6) are cylindrical rustless steel bearing pin.
A kind of safety device for preventing elevator from falling down the most according to claim 1, it is characterised in that: described protective cover
(7) generally hollow, rectangular structure；Protective cover (7) upper surface seals, lower surface opening；Protective cover (7)
Square breach is had below the side of anti-fall lock hook (1)；Before and after protective cover (7), surface is being leaned on
The side of nearly anti-fall lock hook (1) is respectively provided with a through hole.
A kind of safety device for preventing elevator from falling down the most according to claim 1, it is characterised in that: described protective cover
(7) stainless steel material is used.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620336679.6U CN205603082U (en) | 2016-04-20 | 2016-04-20 | Prevent safety device that glides |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620336679.6U CN205603082U (en) | 2016-04-20 | 2016-04-20 | Prevent safety device that glides |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205603082U true CN205603082U (en) | 2016-09-28 |
Family
ID=56973462
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620336679.6U Expired - Fee Related CN205603082U (en) | 2016-04-20 | 2016-04-20 | Prevent safety device that glides |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205603082U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105776031A (en) * | 2016-04-20 | 2016-07-20 | 北京强度环境研究所 | Anti-glide safety device |
-
2016
- 2016-04-20 CN CN201620336679.6U patent/CN205603082U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105776031A (en) * | 2016-04-20 | 2016-07-20 | 北京强度环境研究所 | Anti-glide safety device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20160928 |