CN207390725U - It is new to have computer room bidirectional speed limiter - Google Patents

It is new to have computer room bidirectional speed limiter Download PDF

Info

Publication number
CN207390725U
CN207390725U CN201720975283.0U CN201720975283U CN207390725U CN 207390725 U CN207390725 U CN 207390725U CN 201720975283 U CN201720975283 U CN 201720975283U CN 207390725 U CN207390725 U CN 207390725U
Authority
CN
China
Prior art keywords
wire rope
new
computer room
banking pin
rope
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
Application number
CN201720975283.0U
Other languages
Chinese (zh)
Inventor
李建忠
袁德杰
李启文
卫建豪
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
FOSHAN OUHUI ELEVATOR FITTINGS Co Ltd
Original Assignee
FOSHAN OUHUI ELEVATOR FITTINGS Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by FOSHAN OUHUI ELEVATOR FITTINGS Co Ltd filed Critical FOSHAN OUHUI ELEVATOR FITTINGS Co Ltd
Priority to CN201720975283.0U priority Critical patent/CN207390725U/en
Application granted granted Critical
Publication of CN207390725U publication Critical patent/CN207390725U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Landscapes

  • Maintenance And Inspection Apparatuses For Elevators (AREA)

Abstract

It is especially a kind of new two-way to have computer room limiter of speed the utility model is related to a kind of elevator car safety.The limiter of speed includes a ratchet, and a side surface of ratchet is equipped with a banking pin, and banking pin both sides are equipped with a horizontal arc groove by tension spring connection on the inside of mainframe, being corresponded on mainframe respectively at banking pin.The new cooperation for having computer room limiter of speed by banking pin, U-lag and lever mechanism of the utility model, banking pin is made to be formed one during offset motion drives rope brake or safety tongs to triggering lever mechanism by taking place and vacant formed, triggering effect is not generated in the movement of the trip inside brake pin, it is achieved thereby that the problem of preventing false triggering maloperation occurs;Simultaneously when performing opening door operation, banking pin walks idle stroke in arc groove, and limiter of speed still will not act, and would not also set out safety tongs and rope brake action, so advance door opening action can be carried out.

Description

It is new to have computer room bidirectional speed limiter
Technical field
It is especially a kind of new two-way to have computer room limiter of speed the utility model is related to a kind of elevator car safety.
Background technology
The limiter of speed of elevator is lift running safety control device, for elevator speed exceed the speed limit pre-set velocity when, It takes urgent measure to the operation of elevator, avoids the generation of dangerous situation.
Bidirectional speed limiter for elevator general work principle is when lift car uplink and downlink are detected in running process of elevator Movement velocity, once the movement velocity of lift car exceeds preset range, then make cut-out elevator traction electromechanical source first Action, if car continues to make the action of brake wire without stopping at once.Steel wire rope referred herein, refers to Around the steel wire rope of governor sheave rather than elevator jackstay, one end of the steel wire rope is connected on car safety, with car It moves up and down, thus rope sheave Double-directional rotary can be driven, once the steel wire rope is braked, then safety tongs can clamp elevator rail automatically And make car deceleration stop.In this way, limiter of speed can realize the purpose for preventing that car speeding from running, so as to avoid the hair of dangerous situation It is raw.
But generally there are following Railway Projects for existing limiter of speed:
1st, when Elevator landing opens the door passenger's either cargo up and down when passenger is full or cargo is heavier, car has A degree of to move down, even if this moves down distance as safe distance, limiter of speed easily generates erroneous judgement at this time, cuts off traction electromechanical source And the operation of safety tongs locking elevator is triggered, influence the normal operation of elevator;
2nd, since existing elevator is when door is opened, the pop-up of limiter of speed electromagnet comes, when elevator goes further dynamic 30mm, speed limit Device does not walk idle stroke, and limiter of speed is caused to act, downlink lifting safety tongs action, uplink lifting rope brake action, so cannot Carry out advance door opening action, thus enabling of the existing elevator in flat bed and shutdown action be after elevator stops completely Switch door operation is carried out, in the operation of high-rise express lift (the general speed of service is 2.0m/s or more than 2.5m/s), this The operational efficiency of elevator can be greatly reduced in the switch gate control operation of class.Existing high level express lift is also that part elevator possesses and carries Button fly front function, but this function is intended to modification operation program and the execution logic of release mechanism, setting up procedure are complicated, cost compared with It is high.
Utility model content
In order to solve the above-mentioned technical problem, the utility model, which provides one kind, can avoid car slightly mobile caused control It system erroneous judgement and is adaptable to the new of the control of switch gate in advance and has computer room limiter of speed.
The limiter of speed includes the mainframe for installing component, is installed on mainframe by main shaft in the mainframe Rope wheel component, the click component that is swung with the rotation of rope wheel component and in rope wheel component overspeed rotation by spine The motor switch component of pawl assembly triggering is taken turns, the rotating speed when rope wheel component is rotated by the drive of steel wire rope is beyond default speed When spending, click component triggering motor switch component cut-out elevator traction electromechanical source and then locking rope wheel component improve In:The click component includes a ratchet, and a side surface of ratchet is equipped with a banking pin, and banking pin both sides pass through respectively Tension spring is connected is equipped with a horizontal arc groove on the inside of mainframe, being corresponded on mainframe at banking pin.
Preferably, it is equipped with to drive the lever mechanism of rope brake or safety tongs in the one or both ends of arc groove.
Preferably, the lever mechanism includes the lever that activity is fixed on mainframe outer surface, and lever includes setting It is located at the banking pin trigger arm of arc groove edge in top and is used to drive the pulling of rope brake or safety rope arranged on lower section Arm, pull arm are connected to mainframe surface by resetting spring.
Preferably, the rope wheel component includes a wire rope pulley for being used for coiling steel wire rope, and steel wire rope is around as steel wire In steel wire rope groove on rope sheave lateral wall, the steel wire rope groove is V-shaped groove.
Preferably, the outer surface of the wire rope pulley is equipped with the electromagnet cooperation of covering outer surface marginal portion Circle, the edge of the lateral surface of the electromagnet matching ring are equipped with mating groove, and mating groove moderate angles are equipped with boss.
Preferably, the electromagnet matching ring is nylon ring.
Preferably, the outer surface interval of the wire rope pulley be equipped with mating groove, mating groove is by wire rope pulley surface It concaves and then is formed and form the cooperation with electromagnet cooperation with the integral structure of wire rope pulley, the interval between mating groove Portion.
Preferably, the click component includes a ratchet, and electromagnet stent, ratchet pair are equipped in the top of ratchet Upper electronic switch module one side is equipped with switch guide, and the lower section of ratchet is equipped with a braking pin mount, banking pin installation In on braking pin mount.
Preferably, corresponding braking key seat installation place pre-sets a mounting hole, the braking key seat on the ratchet It is weldingly fixed in mounting hole, banking pin is fixed on by fastener on braking key seat.
Preferably, the position corresponded on the electromagnet stent around electromagnet telescopic rod is equipped with telescopic rod reinforced seat.
The new cooperation for having computer room limiter of speed by banking pin, U-lag and lever mechanism of the utility model, makes braking Pin by take place offset motion to triggering lever mechanism drive rope brake or safety tongs during formed one it is vacant formed, The movement of the trip inside brake pin does not generate triggering effect, it is achieved thereby that the problem of preventing false triggering maloperation occurs;Simultaneously When the door is open, limiter of speed electromagnet pops up, at this time i.e. executable opening door operation, and when elevator goes further dynamic 30mm, limiter of speed has Idle stroke is walked, banking pin walks idle stroke in arc groove, and limiter of speed still will not act, and would not also set out safety tongs and folder rope Device acts, so advance door opening action can be carried out.
Description of the drawings
Fig. 1 is the whole positive structure schematic of the utility model embodiment;
Fig. 2 is the whole lateral section structure diagram of the utility model embodiment;
Fig. 3 is the positive structure schematic of the wire rope pulley of the utility model embodiment;
Fig. 4 is the lateral section structure diagram of the wire rope pulley of the utility model embodiment;
Fig. 5 is the positive structure diagram of the click component of the utility model embodiment;
Fig. 6 is the click components side cross section structure schematic diagram of the utility model embodiment.
Specific embodiment
As shown in figs 1 to 6, new in the embodiment of the utility model has computer room bidirectional speed limiter to include installing Rope wheel component 2 on mainframe is installed in the mainframe 1 of component, the mainframe 1 by main shaft, with rope wheel component 2 Rotate and swing click component 3 and in 2 overspeed rotation of rope wheel component by click component 3 trigger it is electronic Switch module 4, when the rotating speed when rope wheel component 2 is rotated by the drive of steel wire rope exceeds pre-set velocity, click component 3 Triggering motor switch component 4 cuts off elevator traction electromechanical source and then locking rope wheel component 2, the click component 3 include One ratchet 31, a side surface of ratchet 31 are equipped with a banking pin 32, and 32 both sides of banking pin are connected respectively by tension spring 33 and host On the inside of frame 1, corresponded on mainframe 1 and a horizontal arc groove 11 is equipped at banking pin, be equipped in the one or both ends of arc groove 11 For driving the lever mechanism 5 of rope brake or safety tongs.
When elevator is run, the centrifugal hammer in rope wheel component 2 is for detecting overspeed condition, when upstream or downstream exceed the speed limit, Ratchet and pawl combination in centrifugal hammer driving pawl pawl assembly, realization ratchet and rope sheave are servo-actuated;Or work as and detect meaning After directly by electric signal electromagnet, electromagnet being controlled to stretch out when outer mobile, realize ratchet and omit servo-actuated.As people on elevator Live cargo when, if suddenly weight increase, car has the sinking of certain amplitude, but is still at this time in safe range, So even if ratchet and rope sheave are servo-actuated at this time, idle stroke is walked since banking pin 32 has one section in arc groove 11, so not triggering Rope brake or safety tongs action, elevator still can be with normal operations, by the elevator sinking distance controlling in 30mm in the present embodiment It is interior.Likewise, when elevator will reach flat bed, door opening action can be carried out in advance by reaching 30mm, not trigger unexpected shifting at this time It is dynamic, elevator operating efficiency is improved, and it is not necessary to modify the logic of elevator safety protection mechanism, simple possibles.
In actual use, since the rope brake for needing to drive is different with safety tongs facilities, it can be respectively provided in both sides Rope brake bracing wire lock is for driving bidirectional rope gripper, and when driving bidirectional safety tongs, both sides can be not provided with lever mechanism, in one side band Dynamic rope brake, one side are driven under the use situation of safety tongs, drive rope brake one side that lever mechanism is set to connect rope brake cable brake , when driving safety tongs, without setting lever mechanism, when banking pin 32 runs to the end of arc groove 11, ratchet and rope The operation of wheel is locked up, and rope sheave generates a clamping force to steel wire rope, passes through wire rope pulling safety tongs.Signified steel wire herein Rope refers to that one end of the steel wire rope is connected to car safety around the steel wire rope of governor sheave rather than elevator jackstay On, it moves up and down with car, thus rope sheave Double-directional rotary can be driven, once the steel wire rope is braked, then safety tongs can press from both sides automatically It holds elevator rail and makes car deceleration stop.Lever mechanism 5 only is set in the one side of arc groove 11 (left side) in the present embodiment, it is real Existing uplink hypervelocity drives rope brake, overspeed descending to drive the effect of safety tongs.
In the present embodiment, the lever mechanism 5 includes the lever that activity is fixed on 1 outer surface of mainframe, lever Including being located at the banking pin trigger arm 51 of arc groove edge above being arranged on and being used to drive rope brake or safety arranged on lower section The pull arm 52 of rope, pull arm are connected to mainframe surface by resetting spring, and pull arm 52 passes through spring connection and mainframe 1 Outside, after banking pin 32 is retracted, realization automatically resets.
In order to which rope sheave is made to generate enough clamping force to steel wire rope, in the present embodiment, the rope wheel component 2 includes one and uses In the rope sheave 21 of coiling steel wire rope, steel wire rope is in as the steel wire rope groove 22 on 21 lateral wall of rope sheave, the steel wire rope groove 22 be V-shaped groove.With the locking of rope sheave, in car accidental movement, a pulling function is generated to steel wire rope, steel wire rope thinks V-arrangement Movement in slot, with the progressively diminution of V-shaped groove width, steel wire rope the more presss from both sides the more tight in V-shaped groove, realizes the triggering to safety tongs.
For the ease of the processing of rope sheave component, in the present embodiment, the outer surface of the rope sheave 21 is equipped with covering outside The electromagnet matching ring 23 of marginal surface part, the edge of the lateral surface of the electromagnet matching ring 23 are equipped with mating groove 24, mating groove moderate angles are equipped with boss 25.
In the present embodiment, the electromagnet matching ring 23 is nylon ring.
Above-mentioned is the structure of split type rope sheave 21, in actual production and in use, can also use the steel of integral type Cord wheel construction is equipped with mating groove at the outer surface interval of the wire rope pulley, mating groove is by wire rope pulley surface It concaves and then is formed and form the cooperation with electromagnet cooperation with the integral structure of wire rope pulley, the interval between mating groove Portion.
In the present embodiment, in the click component 3, electromagnet stent 34, ratchet are equipped in the top of ratchet 31 31 pairs of upper electronic 4 one sides of switch module are equipped with switch guide 35, and the lower section of ratchet 31 is equipped with a braking pin mount 36, described Banking pin 33 is installed on braking pin mount 36.
Since banking pin 33 can generate reaction force when reaching 11 end of arc groove, so banking pin 33 needs enough Intensity holding be not knocked and come off, in order to improve the intensity of banking pin 33, in the present embodiment, corresponding system on the ratchet 31 Dynamic key seat installation place pre-sets a mounting hole 37, and the braking key seat 36 is weldingly fixed in mounting hole 37, banking pin 33 It is fixed on by fastener on braking key seat 36.
Simultaneously as electromagnet can act power when stretching out with 21 convex platform 25 of rope sheave, in order to improve intensity, prevent Electromagnet is knocked damage when stretching out, and in the present embodiment, is corresponded on the electromagnet stent 34 around electromagnet telescopic rod Position is equipped with telescopic rod reinforced seat 38.Telescopic rod reinforced seat 38 carries out /V to the surrounding of the electromagnet of stretching, prevents its stress For the situation for bending, departing from.
The above is only the preferred embodiment of the present invention, and it does not limit the scope of the patent of the present invention, Every equivalent structure or equivalent flow shift made based on the specification and figures of the utility model, is directly or indirectly transported Used in other related technical areas, it is equally included in the patent within the scope of the utility model.

Claims (10)

1. new have computer room bidirectional speed limiter, including being used to by main shaft pacify in the mainframe of installing component, the mainframe Loaded on mainframe rope wheel component, the click component that is swung with the rotation of rope wheel component and surpass in rope wheel component The motor switch component triggered when speed rotates by click component turns when rope wheel component is rotated by the drive of steel wire rope When speed exceeds pre-set velocity, click component triggering motor switch component cut-out elevator traction electromechanical source and then locking pulley set Part, it is characterised in that:The click component includes a ratchet, and a side surface of ratchet is equipped with a banking pin, banking pin Both sides are equipped with a horizontal arc groove by tension spring connection on the inside of mainframe, being corresponded on mainframe respectively at banking pin.
2. new as described in claim 1 have computer room bidirectional speed limiter, it is characterised in that:It is set in the one or both ends of arc groove It is useful for driving the lever mechanism of rope brake or safety tongs.
3. new as claimed in claim 2 have computer room bidirectional speed limiter, it is characterised in that:The lever mechanism includes activity The lever being fixed on mainframe outer surface, lever include arranged on top be located at the banking pin trigger arm of arc groove edge with And it is used to drive the pull arm of rope brake or safety rope arranged on lower section, pull arm is connected to mainframe surface by resetting spring.
4. new as claimed in claim 3 have computer room bidirectional speed limiter, it is characterised in that:The rope wheel component includes one and uses In the wire rope pulley of coiling steel wire rope, steel wire rope is in as the steel wire rope groove on wire rope pulley lateral wall, the steel wire rope Slot is V-shaped groove.
5. new as claimed in claim 4 have computer room bidirectional speed limiter, it is characterised in that:The outside table of the wire rope pulley Face is equipped with the electromagnet matching ring of covering outer surface marginal portion, and the edge of the lateral surface of the electromagnet matching ring is set There is mating groove, mating groove moderate angles are equipped with boss.
6. new as claimed in claim 5 have computer room bidirectional speed limiter, it is characterised in that:The electromagnet matching ring is Nylon ring.
7. new as claimed in claim 4 have computer room bidirectional speed limiter, it is characterised in that:The outside table of the wire rope pulley Face interval is equipped with mating groove, and mating groove is concaved by wire rope pulley surface and then formed and the integral structure of wire rope pulley, Interval between mating groove forms the auxiliary section with electromagnet cooperation.
8. as claimed in claims 6 or 7 new has computer room bidirectional speed limiter, it is characterised in that:The click component Including a ratchet, electromagnet stent is equipped in the top of ratchet, ratchet is equipped with switch guide, spine to upper electronic switch module one side The lower section of wheel is equipped with a braking pin mount, and the banking pin is installed on braking pin mount.
9. new as claimed in claim 8 have computer room bidirectional speed limiter, it is characterised in that:Corresponding braking key seat installation on ratchet Place pre-sets a mounting hole, and the braking key seat is weldingly fixed in mounting hole, and banking pin is fixed on system by fastener On dynamic key seat.
10. new as claimed in claim 9 have computer room bidirectional speed limiter, it is characterised in that:It is right on the electromagnet stent The position around electromagnet telescopic rod is answered to be equipped with telescopic rod reinforced seat.
CN201720975283.0U 2017-08-04 2017-08-04 It is new to have computer room bidirectional speed limiter Expired - Fee Related CN207390725U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720975283.0U CN207390725U (en) 2017-08-04 2017-08-04 It is new to have computer room bidirectional speed limiter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720975283.0U CN207390725U (en) 2017-08-04 2017-08-04 It is new to have computer room bidirectional speed limiter

Publications (1)

Publication Number Publication Date
CN207390725U true CN207390725U (en) 2018-05-22

Family

ID=62418974

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201720975283.0U Expired - Fee Related CN207390725U (en) 2017-08-04 2017-08-04 It is new to have computer room bidirectional speed limiter

Country Status (1)

Country Link
CN (1) CN207390725U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107445010A (en) * 2017-08-04 2017-12-08 佛山市欧汇电梯配件有限公司 It is new to have computer room bidirectional speed limiter

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107445010A (en) * 2017-08-04 2017-12-08 佛山市欧汇电梯配件有限公司 It is new to have computer room bidirectional speed limiter

Similar Documents

Publication Publication Date Title
CN107473045A (en) Novel inorganic room bidirectional speed limiter
CN101472825B (en) Safety device for ensuring minimum space on top or bottom of elevator well channel when examining as well as elevator with the safety device
EA017125B1 (en) Elevator
US20150083527A1 (en) Back-up brake system of lifts
EP3210926A1 (en) Elevator service panel
CN105883538A (en) Speed reduction falling preventing elevator
CN108275531A (en) Machine room bidirectional speed limiter
CN202508816U (en) Instant anti-falling device
CN109071167A (en) For discharging the device of the manipulation brake of elevator
CN207390725U (en) It is new to have computer room bidirectional speed limiter
CN203529648U (en) Bi-directional speed limiter
CN207390724U (en) New Speed Limiter ratchet assembly
CN207390723U (en) Novel inorganic room bidirectional speed limiter
CN204490245U (en) The anti-running velocity limiter of machine-roomless lift
CN107445010A (en) It is new to have computer room bidirectional speed limiter
US20030015379A1 (en) Protective means against inertial slip of elevator cab during brake release in an emergency
RU2444471C2 (en) Elevator emergent braking system
CN209536730U (en) A kind of machine-room-less speed limiter
CN206798897U (en) Machine room bidirectional speed limiter
CN109516335B (en) No computer lab overspeed governor
CN110182665A (en) A kind of speed-limiting protective device, elevator and its method
CN107416635A (en) New Speed Limiter ratchet assembly
CN208200056U (en) It is a kind of for overhauling the protective device of elevator
CN103818796B (en) Limiter of speed with anti roll device
CN211570028U (en) Construction platform for installing right-angle door-opening elevator

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20180522

Termination date: 20200804

CF01 Termination of patent right due to non-payment of annual fee