CN101327883A - Speed governor tensioner apparatus for elevator - Google Patents

Speed governor tensioner apparatus for elevator Download PDF

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Publication number
CN101327883A
CN101327883A CNA2008101302037A CN200810130203A CN101327883A CN 101327883 A CN101327883 A CN 101327883A CN A2008101302037 A CNA2008101302037 A CN A2008101302037A CN 200810130203 A CN200810130203 A CN 200810130203A CN 101327883 A CN101327883 A CN 101327883A
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CN
China
Prior art keywords
mentioned
swing arm
switch
contact
elevator
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Pending
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CNA2008101302037A
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Chinese (zh)
Inventor
饭田宽之
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.)
Toshiba Elevator and Building Systems Corp
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Toshiba Elevator Co Ltd
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Application filed by Toshiba Elevator Co Ltd filed Critical Toshiba Elevator Co Ltd
Publication of CN101327883A publication Critical patent/CN101327883A/en
Pending legal-status Critical Current

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  • Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
  • Maintenance And Inspection Apparatuses For Elevators (AREA)

Abstract

A speed regulator tensioner (20) for elevator, wherein a speed regulator cable (9) winds among a speed regulator sheave (7) of a speed regulator (6) mounted at the superior side of an elevator lifting path (19) and a tensioner sheave (8) at the inferior side and the tensioner sheave extends by a hung balance weight (10). The rotation axle of the tensioner sheave is axially beard on the front end (22b) of a swing arm (22) and a proximal end (22a) is freely axially beard on a fixation component (21) of the lifting path in a swing manner and the switch at the fixation side of the lifting path detects the speed regulator cable extension of more than a certain length due to the balance weight. A push-pressing action section (25) is arranged around the proximal end of the swing arm and presses a movable contact (24a) of the switch (24), when the front end of the swing arm swings downwards by a preset degree through the balance weight. A state keeping section (29) keeps the state of movable contact of the switch pressed by the push-pressing action section.

Description

Speed governor tensioner apparatus for elevator
Technical field
The present invention relates to a kind of speed regulator for elevator tensioner (governor tensioner) device, especially about having the speed governor tensioner apparatus for elevator that the structure of tensioner switch has been applied the switching mechanism of improvement.
Background technology
Fig. 6 is the front view that the Japanese publication communique of expression, spy open an example of governor (governor) record, that have speed governor tensioner in the past in the 2002-179361 communique (hereinafter referred to as patent documentation 1).In Fig. 6, be connected with main rope 3 on the top of the car frame 2 of supporting car 1, the driving of the winch by being arranged on building top makes car 1 lifting.Be arranged on four jiaos the guide block 4 up and down of car frame 2, slide and the lifting of guiding car 1 along the cage side guide rail 5,5 of pair of right and left.Upside in elevating road is provided with governor 6, is provided with governor rope sheave 7 in the Machine Room on elevating road 19 tops, is provided with tensioner rope sheave 8 at the bottom side of elevating road, is wound with governor rope 9 between governor rope sheave 7 and tensioner rope sheave 8.
On governor rope sheave 8, be hung with counterweight 10, give tension force governor rope 9.The cardinal extremity of swing arm 12 freely swings ground axle suspension on the carriage 11 that is fixed in left rail 5, the front end of swing arm 12 is connected with the S. A. of tensioner rope sheave 8, therefore, allow the up and down of tensioner rope sheave 8 and counterweight 10, and the swing of limit levels direction.The front end 13a of the safe connecting rod 13 on car frame 2 tops is connected in the way of governor rope 9.The upper end of a pair of lifting arm 14,14 be installed in safe connecting rod 13 about, the lower end of lifting arm 14,14 is installed on a pair of emergency braking apparatus 15,15 that is arranged at respectively about car frame 2 bottoms.
In said structure, when the descending speed of car 1 surpassed specified value, governor 6 moved and the rotation of locking governor rope sheave 7.At this moment, car 1 continues to descend under the mobile state that stops of governor rope 9, so the front end 13a of safe connecting rod 13 is raised, and pair of right and left lifting arm 14,14 is raised.Thus, pair of right and left emergency braking apparatus 15,15 action and therefore guide rail 5,5 about clamping can make the decline of car 1 stop.
Fig. 7 is the enlarged front view that is illustrated in an example of the speed governor tensioner in the past that is provided with switching mechanism in the structure of Fig. 6.In Fig. 7, the cardinal extremity axle of swing arm 12 is bearing on the carriage 11 that is installed on guide rail 5, and the front end axle of swing arm 12 is bearing on the tensioner rope sheave 8 that is wound with governor rope 9.Carriage 11 is connected on the guide rail 5 by rail folder 5a.Be fixed with contact element 16 on the counterweight 10 of speed governor tensioner, speed governor tensioner switch 17 is connected on the guide rail 5 via carriage 18 and by rail folder 5a.
Because guide rail 5 sides in counterweight 10 are equipped with the contact element 16 that is used to cut off speed governor tensioner switch 17, so when the counterweight 10 of the speed governor tensioner by the elongation of governor rope 9 descended, contact element 16 is cut-out switch with the moving contact 17a butt of speed governor tensioner switch 17.Thus, the counterweight 10 of speed governor tensioner descends even governor rope 9 relaxes than specified amount, also can adjust the position of speed governor tensioner by cut-out switch 17.
Patent documentation 1: TOHKEMY 2002-179361 communique
But, in the speed governor tensioner apparatus for elevator that has switching mechanism in the past, owing to separate setting with the tensioner switch as the counterweight of speed governor tensioner main body, so the problem that exists is, need spended time aspect the adjustment of the adjustment of the main body side in comprising being adjusted at of swing arm and the installation site of switch, components number and installation work-hour increase.
In addition, according to structure in the past, owing to the reaction that resets by the speed governor tensioner main body, switch also resets simultaneously, so the problem that exists is, keeping under the state of governor line stretch under the situation of the state that has cut off switch wanting, speed governor tensioner also may restart and can not normally work.
Summary of the invention
The present invention carries out in view of above-mentioned problem, and its objective is provides a kind of speed governor tensioner apparatus that has switching mechanism, can reduce components number and installation work-hour, and can keep the halted state of speed governor tensioner.
In order to solve above-mentioned problem, speed governor tensioner apparatus for elevator of the present invention is, between the tensioner rope sheave of the governor rope sheave of the governor that is installed in the elevator lifting path upside and downside, be wound with the governor rope, above-mentioned tensioner rope sheave extends by the counterweight of hanging, and the S. A. of above-mentioned tensioner rope sheave is bearing in the front end of swing arm by axle, the cardinal extremity of the above-mentioned swing arm fixation side of ground axle suspension that freely swing in above-mentioned elevating road, elongation more than the certain-length of the above-mentioned governor rope that the switch of the fixation side of above-mentioned elevating road causes above-mentioned counterweight detects, this speed governor tensioner apparatus for elevator is characterised in that, have: push action portion, be arranged near the above-mentioned cardinal extremity of above-mentioned swing arm, when the above-mentioned front end of above-mentioned swing arm has been swung predetermined angular downwards owing to above-mentioned counterweight, push the moving contact of above-mentioned switch; Keep portion with state, keep the state that the moving contact of above-mentioned switch has been pushed by above-mentioned push action portion.
The invention effect:
According to the speed governor tensioner apparatus that has switching mechanism of the present invention, can reduce components number and installation work-hour, and can keep the halted state of speed governor tensioner.
Description of drawings
Fig. 1 (a) be the swing arm of speed governor tensioner apparatus for elevator of expression the 1st embodiment at the front view of level attitude, Fig. 1 (b) is the front view of the position in wobbling action, Fig. 1 (c) is the front view at the swing end position.
Fig. 2 is the front view of the speed governor tensioner apparatus for elevator of expression the 2nd embodiment.
Fig. 3 is the front view of the speed governor tensioner apparatus for elevator of expression the 3rd embodiment.
Fig. 4 is the front view of the speed governor tensioner apparatus for elevator of expression the 4th embodiment.
Fig. 5 is the front view of the speed governor tensioner apparatus for elevator of expression the 5th embodiment.
Fig. 6 is governor and the speed governor tensioner apparatus single-piece front view of representing in the past.
Fig. 7 is a front view of representing speed governor tensioner apparatus for elevator in the past.
Description of reference numerals
6 governors
7 governor rope sheaves
8 tensioner rope sheaves
9 governor ropes
10 counterweights
19 elevating road
20 speed governor tensioner apparatus
21 fixed partss
22 swing arms
The 22a cardinal extremity
The 22b front end
24 switches
The 24a moving contact
25 push action portions
26 connecting elements
28 distortion cam part
28a gives prominence to contact part
The 28b axle
28c counterweight portion
The 28d recess
29 states are kept portion
The specific embodiment
Below, be described in detail with reference to the embodiment of accompanying drawing speed governor tensioner apparatus for elevator of the present invention.Fig. 1~Fig. 5 is the instruction diagram of the present invention the 1st~the 5th embodiment, has given the parts of the symbol identical with the symbol of Fig. 6, Fig. 7 and has represented identical or cooresponding structural element.
Speed governor tensioner apparatus for elevator of the present invention 20 shown in each figure is, between the tensioner rope sheave of the governor rope sheave of the governor that is installed in elevator lifting path 19 upsides and downside, be wound with the governor rope, and the tensioner rope sheave extends by the counterweight of hanging, and the S. A. of tensioner rope sheave is bearing in the front end of swing arm by axle.
Shown in Fig. 1 (a), the cardinal extremity 22a of swing arm 22 freely swings ground axle suspension in fixed parts 21 sides that are arranged at elevating road 19 by oscillating axle 22c, and the above elongation of the certain-length of the governor rope that 24 pairs of counterweights of switch of fixed parts 21 sides of elevating road 19 cause detects.This basic structure is with identical at the speed governor tensioner apparatus for elevator in the past of Fig. 6 and Fig. 7 explanation.
In speed governor tensioner apparatus for elevator 20 of the present invention, shown in Fig. 1 (a), near the cardinal extremity 22a of swing arm 22, be provided with push action portion 25 and state and keep portion 29.Is center when only having swung predetermined angular downwards at the front end 22b of the swing arm 22 by counterweight with oscillating axle 22c, the moving contact 24a of push action portion 25 PS (Push Switch) 24.State is kept portion 29 and is kept the state that the moving contact 24a of switch 24 has pushed in push action portion 25.For this basic structure of general-duty in each embodiment, use the 1st~the 5th embodiment to be described in detail.
The 1st embodiment
In the 1st embodiment shown in Fig. 1 (a) and (b), (c), fixed parts 21 is fixed on the guide rail 5 that is arranged in the elevating road 19 by rail folder 5a.Swing arm 22 is fixed on this fixed parts 21 by axle 23 with freely swinging.Switch 24 so that its moving contact 24a near the mode of swing arm 24 sides is installed in the cardinal extremity 22a of swing arm 22.In structure shown in Figure 1, switch 24 is so that the mode of moving contact 24a towards the top is fixed on the below of the cardinal extremity 22a side of swing arm 22.
Push action portion 25 has: connecting element 26, rotate with swing arm 22 with the corresponding angle of front end 22b swing downwards with swing arm 22, and by the action of carriage 27 maintenances with swing arm 22 one; With contact part 28a, come the moving contact 24a of PS (Push Switch) 24 by pressing force based on the rotation of connecting element 26.
And state is kept portion 29 and is had: distortion cam part 28, give prominence to be formed with from one angular moment shape ground and give prominence to contact part 28a, and by axle 28b axle support this outstanding contact part 28a near; With the 28c of counterweight portion, when the rotation of connecting element 26 is bigger than predetermined angular, is disengaged based on the pressing force of this rotation, and makes distortion cam part 28 maintain the moving contact 24a state of contact of outstanding contact part 28a and switch 24.
Action to the speed governor tensioner apparatus for elevator of the 1st embodiment with above structure describes.At first, shown in Fig. 1 (a), link the cardinal extremity 22a of swing arm 22 and the line of front end 22b and swing downwards from horizontality by the weight of counterweight.Along with this swing, the outstanding bight, below of the connecting element of installing with swing arm 22 one 26,28 outstanding outstanding contact part 28a push downwards with cam part, and the moving contact 24a of PS (Push Switch) 24, and cut-out switch 24.
When swing arm 22 is further swung downwards, shown in Fig. 1 (b), distortion cam part 28 is that the center is rotated further to anticlockwise direction in the drawings with axle 28b, when having rotated certain certain angle when above, weight by the 28c of counterweight portion, the 28c of counterweight portion hangs down to vertical direction, and shown in Fig. 1 (c), keeps the pressed state of the moving contact 24a of switch 24.
Shown in Fig. 1 (c), the pressed state of moving contact 24a is kept by weight and the outstanding contact part 28a of the 28c of counterweight portion of distortion cam part 28.So, the front end 22b of swing arm 22 returns upward even the application of force downwards of swing arm 22 is disengaged, and by the weight of the 28c of counterweight portion, outstanding contact part 28a also continues the moving contact 24a of PS (Push Switch) 24.
As mentioned above, according to the 1st embodiment, by coming the moving contact 24a of PS (Push Switch) 24 with the weight of the 28c of counterweight portion of the distortion cam part 28 of swing arm 22 interlocks, and keep this state, even the counterweight of speed governor tensioner is returned swing arm 22 upward thus, also can keep switch 24 cut states.
The 2nd embodiment
Secondly, with reference to Fig. 2 the speed governor tensioner apparatus for elevator of the 2nd embodiment is described.In the speed governor tensioner apparatus 20 of the 2nd embodiment shown in Figure 2, switch 24 be installed in freely swing fixedly on the fixed parts 21 of swing arm 22.In the 2nd embodiment, push action portion 25 has: connecting element 26, with the corresponding angle of front end 22b swing downwards and swing arm 22 unitary rotation of swing arm 22; With contact part 28a, by the pressing force application of force based on the rotation of connecting element 26, and contact, the moving contact 24a of PS (Push Switch) 24.
Contact part 28a constitutes the cam part 28 by axle 28b axle supporting freely to rotate, and the part of this cam part 28 has along outstanding tab 28c on the direction of the swing arm 22 of approximate horizontal state.The state of the 2nd embodiment is kept portion 29 and is had: the tab 28c of cam part 28; With the 29a of spring portion, with cam part 28 to the following direction application of force, be the pressing force application of force of contact part 28a quilt based on the rotation of connecting element 26, and contact part 28a keeps the direction with the contact condition of the moving contact 24a of switch 24, and this connecting element 26 constitutes push action portion 25 with the contact part 28a of cam part 28.
The 2nd embodiment has the 29a of spring portion to the tab 28c application of force of cam part 28, even so after swing arm 22 resets, also can keep the pressed state of the contact 24a of switch 24, and, can adjust by the spring constant of the 29a of spring portion in order to remove pushing of this contact 24a.
The 3rd embodiment
Secondly, with reference to Fig. 3 the speed governor tensioner apparatus for elevator of the 3rd embodiment is described.In the speed governor tensioner apparatus 20 of the 3rd embodiment shown in Figure 3, switch 24 be installed in freely swing fixedly on the fixed parts 21 of swing arm 22.In the 3rd embodiment, push action portion 25 is camming surface 28a of cam part 28, and this cam part 28 is corresponding with the front end 22b swing downwards of swing arm 22 and be that rotate at the center with axle 28b.The contact part that is made of this camming surface 28a is by the pressing force application of force based on the rotation of cam part 28, and contact, the moving contact 24a of PS (Push Switch) 24.
And state is kept portion 29 and is had: recess 28d, be formed on the elongated surfaces of camming surface 28a of contact part, by chimericly keep with the moving contact 24a of switch 24, the contact condition of maintenance and moving contact 24a; With carriage 27, the protrusion 28e that the part of cam part 28 is outstanding is the application of force downwards.This carriage 27 is protrusion 28e that the part of cam part 28 is outstanding force application parts of the application of force downwards.
According to the 3rd embodiment, only just can constitute by cam part 28 with camming surface 28a and recess 28d, the mechanism that can make the pressed state of keeping switch is simple structure.
The 4th embodiment
Secondly, with reference to Fig. 4 the speed governor tensioner apparatus for elevator of the 4th embodiment is described.In the speed governor tensioner apparatus 20 of the 4th embodiment of Fig. 4, switch 24 is installed in up as upper/lower positions moving contact 24a, promptly freely swing the fixing assigned position of the extended line direction of the cardinal extremity 22a of the swing arm 22 of the fixed parts 21 of swing arm 22.
And the cardinal extremity 22a of swing arm 22 is provided with connecting element 30, and this connecting element 30 is along the bearing of trend of swing arm 22, extending in the direction that prolongs from cardinal extremity 22a.And, on the position relative, be provided with cam part 28 freely to rotate by axle 28b with cardinal extremity 22a, below this cam part 28, have camming surface 28a, be formed with recess 28d in the prolongation side of camming surface 28a.Be provided with the tongue piece 28e that engages with this connecting element 30 in the cardinal extremity 22a of cam part 28 side.
Connecting element 30, tongue piece 28e, with the camming surface 28a that the moving contact 24a at the main body downside of cam part 28 and switch 24 relatively forms, constitute the push action portion 25 of the moving contact 24a of contact, PS (Push Switch) 24.And near the recess 28d that forms camming surface 28a becomes the state of keeping with the contact condition of the moving contact 24 of switch 24 and keeps portion 29.
When corresponding with the front end 22b swing downwards of swing arm 22, when cardinal extremity 22a rotates upward, the connecting element 30 of cardinal extremity 22a engages with tongue piece 28e, rotated accordingly with the rotation of connecting element 30 by the cam part 28 that axle is bearing on the fixed parts 21, contact and it is pushed with the moving contact 24a of switch 24 thus.And when cam part 28 was further rotated, moving contact 24a was entrenched near the recess 28d the camming surface 28a, and keeps switch 2 cut states.
The 5th embodiment
Secondly, with reference to Fig. 5 the speed governor tensioner apparatus for elevator of the 5th embodiment is described.In the speed governor tensioner apparatus for elevator 20 of the 5th embodiment shown in Figure 5, switch 24 be installed in freely swing fixedly on the fixed parts 21 of swing arm 22.Specifically, be fixed on the rotor plate 31, this rotor plate 31 is installed on the fixed parts 21 freely to rotate by axle 32.Rotor plate 31 has the tongue piece 33 that engages with the connecting element 30 of the cardinal extremity 22a side that is arranged on swing arm 22.Switch 24 has moving contact 24a at the opposition side of the cardinal extremity 22a of swing arm 22 side.
Near the moving contact 24a of switch 24, be fixed with stationary cam portion 34.Be formed with camming surface 34a in the moving contact 24a of this stationary cam portion 34 side,, this camming surface 34a butt, push moving contact 24a when switch 24 and when rotating based on the rotation of rotor plate 31; Be formed with recess 34b near this camming surface 34a, after moving contact 24a rotated predetermined angular, the moving contact 24a and this recess 34b that slide on camming surface 34a were chimeric.
In this structure, the connecting element 30 that is arranged at cardinal extremity 22a extends on its extending direction along the bearing of trend of swing arm 22, and rotate upward accordingly with the front end 22b swing downwards of swing arm 22, tongue piece 33 rotates accordingly upward with connecting element 30 rotation upward thus, and this tongue piece is with side-prominent to cardinal extremity 22a from the rotor plate 31 that switch 24 has been installed with the mode of connecting element 30 butts.
Stationary cam portion 34 has the camming surface 34a relative with moving contact 24a at the opposition side of the tongue piece 33 of switch 24 sides, thus lead along with the rotation of rotor plate 31 and switch 24, so that push moving contact 24a.Owing near this camming surface 34a, have recess 34b, so this recess 34b keeps the pressed state of the moving contact 24a of switch 24 as the engagement section that engages with moving contact 24a.
As mentioned above, in the 5th embodiment, cut off the moving contact 2a of tensioner switch 24 by the swing of swing arm 22, even and have a rapid return action of swing arm 22, also can keep the pressed state of the moving contact 24a of switch 24, so also can provide following switching mechanism: can reduce components number and installation work-hour, and can keep the halted state of speed governor tensioner.

Claims (6)

1. speed governor tensioner apparatus for elevator, between the tensioner rope sheave of the governor rope sheave of the governor that is installed in the elevator lifting path upside and downside, be wound with the governor rope, above-mentioned tensioner rope sheave extends by the counterweight of hanging, and the S. A. of above-mentioned tensioner rope sheave is bearing in the front end of swing arm by axle, the cardinal extremity of the above-mentioned swing arm fixation side of ground axle suspension that freely swing in above-mentioned elevating road, elongation more than the certain-length of the above-mentioned governor rope that the switch of the fixation side of above-mentioned elevating road causes above-mentioned counterweight detects, this speed governor tensioner apparatus for elevator is characterised in that to have:
Push action portion is arranged near the above-mentioned cardinal extremity of above-mentioned swing arm, and when the above-mentioned front end of above-mentioned swing arm had been swung predetermined angular downwards owing to above-mentioned counterweight, the moving contact of above-mentioned switch was pushed by this push action portion; And
State is kept portion, keeps the state that the moving contact of above-mentioned switch has been pushed by above-mentioned push action portion.
2. speed governor tensioner apparatus for elevator as claimed in claim 1 is characterized in that,
Above-mentioned switch is installed on the said fixing parts that above-mentioned swing arm is fixed with freely swinging,
Above-mentioned push action portion has: connecting element, to rotate with the corresponding angle of above-mentioned front end swing downwards of above-mentioned swing arm; And contact part, by the contact of pushing above-mentioned switch based on the pressing force of the rotation of above-mentioned fixing piece,
The above-mentioned state portion of keeping has: cam part, above-mentioned contact part goes out and forms in the one cornicult, by axle be bearing in this outstanding above-mentioned contact part near; With counterweight portion, when the rotation of above-mentioned fixing piece is bigger than the angle of regulation, is disengaged based on the pressing force of the rotation of this connecting element, and makes above-mentioned cam part keep the contact condition of the contact of above-mentioned contact part and above-mentioned switch.
3. speed governor tensioner apparatus for elevator as claimed in claim 1 is characterized in that,
Above-mentioned switch is installed on the said fixing parts that above-mentioned swing arm is fixed with freely swinging,
Above-mentioned push action portion has: connecting element, to rotate with the corresponding angle of above-mentioned front end swing downwards of above-mentioned swing arm; And contact part, by the contact of pushing above-mentioned switch based on the pressing force of the rotation of above-mentioned fixing piece,
The above-mentioned state portion of keeping has: cam part, above-mentioned contact part goes out and forms in the one cornicult, by axle be bearing in this outstanding above-mentioned contact part near; With spring portion, above-mentioned cam part to the following direction application of force, promptly by the pressing force based on the rotation of above-mentioned fixing piece, is kept the direction of contact condition of the contact of above-mentioned contact part and above-mentioned switch.
4. speed governor tensioner apparatus for elevator as claimed in claim 1 is characterized in that,
Above-mentioned switch is installed on the said fixing parts that above-mentioned swing arm is fixed with freely swinging,
Above-mentioned push action portion is the camming surface of the cam part of rotating accordingly with the above-mentioned front end swing downwards of above-mentioned swing arm,
The above-mentioned state portion of keeping has: recess, be formed on the elongated surfaces of above-mentioned camming surface of above-mentioned cam part, and chimeric with the above-mentioned contact of above-mentioned switch, keep contact condition thus with this moving contact; And force application part, the part of above-mentioned cam part is the outstanding and protrusion that forms is the application of force downwards.
5. speed governor tensioner apparatus for elevator as claimed in claim 1 is characterized in that,
Above-mentioned switch up is installed in as upper/lower positions moving contact, is about to the assigned position of the extending direction of cardinal extremity on the said fixing parts that above-mentioned swing arm fixes with freely swinging, above-mentioned swing arm,
Above-mentioned push action portion has: the connecting element of swing arm side, extend on the extending direction of above-mentioned cardinal extremity along the bearing of trend of above-mentioned swing arm, and rotate upward accordingly with the swing downwards of above-mentioned swing arm front end; And cam part, have the tongue piece that engages with the rotation of above-mentioned fixing piece, and have camming surface, axle is bearing in the main body of the cam part on the said fixing parts and the rotation of above-mentioned fixing piece is rotated accordingly, this camming surface is pushed the above-mentioned moving contact of above-mentioned switch thus
The above-mentioned state portion of keeping has recess, near the formation above-mentioned camming surface that is formed at above-mentioned cam part of this recess, and this recess is kept the contact of above-mentioned switch and the contact condition of above-mentioned camming surface.
6. speed governor tensioner apparatus for elevator as claimed in claim 1 is characterized in that,
Above-mentioned switch has moving contact, and this moving contact is installed on the said fixing parts that above-mentioned swing arm is fixed with freely swinging freely to rotate by axle, and is arranged on the opposition side of above-mentioned base end side,
Above-mentioned push action portion has: the connecting element of swing arm side, extend on the extending direction of above-mentioned cardinal extremity along the bearing of trend of above-mentioned swing arm, and rotate upward accordingly with the swing downwards of above-mentioned swing arm front end; The tongue piece of switch-side, outstanding from above-mentioned switch to above-mentioned base end side so that with the above-mentioned fixing piece butt, and rotate upward accordingly with above-mentioned fixing piece rotation upward; And stationary cam portion, having camming surface, the above-mentioned moving contact of this camming surface and above-mentioned tongue piece opposition side is relatively fixing, and the pushing of above-mentioned moving contact of the rotation of following above-mentioned switch led,
The above-mentioned state portion of keeping has recess, and the contact of above-mentioned switch and the contact condition of above-mentioned camming surface are kept near the formation above-mentioned camming surface that is formed at above-mentioned cam part of this recess.
CNA2008101302037A 2007-06-21 2008-06-16 Speed governor tensioner apparatus for elevator Pending CN101327883A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP163612/2007 2007-06-21
JP2007163612A JP4936386B2 (en) 2007-06-21 2007-06-21 Governor tensioner equipment for elevator

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101973475A (en) * 2010-10-29 2011-02-16 江南嘉捷电梯股份有限公司 Tension device of speed governor of elevator
CN108367885A (en) * 2015-12-14 2018-08-03 三菱电机株式会社 The control device of elevator
CN108698798A (en) * 2016-01-25 2018-10-23 通力股份公司 Tensioning apparatus for elevator

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112374315A (en) * 2019-10-22 2021-02-19 蒂森克虏伯电梯(上海)有限公司 Triangular lock linkage device and elevator

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6036808B2 (en) * 1976-06-03 1985-08-22 メタルゲゼルシヤフト、アクチエンゲゼルシヤフト Louver type dust collector
JP3178110B2 (en) * 1992-09-17 2001-06-18 三菱電機株式会社 Elevator safety equipment
JP2002179361A (en) * 2000-12-19 2002-06-26 Toshiba Elevator Co Ltd Governor tensioner device for elevator

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101973475A (en) * 2010-10-29 2011-02-16 江南嘉捷电梯股份有限公司 Tension device of speed governor of elevator
CN101973475B (en) * 2010-10-29 2012-08-22 江南嘉捷电梯股份有限公司 Tension device of speed governor of elevator
CN108367885A (en) * 2015-12-14 2018-08-03 三菱电机株式会社 The control device of elevator
CN108698798A (en) * 2016-01-25 2018-10-23 通力股份公司 Tensioning apparatus for elevator

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JP4936386B2 (en) 2012-05-23

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Open date: 20081224