CN208500049U

CN208500049U - Elevator speed limiter with machine room

Info

Publication number: CN208500049U
Application number: CN201820302854.9U
Authority: CN
Inventors: 本村和彦; 胡永刚
Original assignee: Ningbo Yuanji Intelligent Technology Co Ltd
Current assignee: Ningbo Yuanji Intelligent Technology Co Ltd
Priority date: 2018-03-05
Filing date: 2018-03-05
Publication date: 2019-02-15
Anticipated expiration: 2028-03-05

Abstract

The utility model discloses a kind of elevator governors, including bracket, frame upper is equipped with governor switch, rope wheel component is provided in the bracket, the rope wheel component side is provided with brake assemblies, it further include being hinged on side wall to be used to trigger the stops component that brake assemblies work, the hypophysis component of driving stops component rotation is additionally provided in the rope sheave mechanism, stops component side is provided with the drive rod for stretching out side plate, it further include the mechanical triggering resetting-mechanism for driving drive rod movement, the elevator speed limiter with machine room of the utility model is when carrying out braking performance test, even if limiter of speed is less than restriction speed, the operation such as Remote triggering and reset can also be carried out by way of manual drawing brake string, it is operated without artificial close limiter of speed, increase safety when braking performance test.

Description

Elevator speed limiter with machine room

Technical field

The utility model relates to a kind of speed limiter for elevator, in particular to a kind of elevator governor.

Background technique

Elevator governor is one of the safety con-trol part in elevator safety protection system, when elevator in operation no matter Which kind of reason makes carriage exceed the speed limit, or even the danger fallen, and the inoperative feelings of every other safety guard Under condition, then linkage action occurs for limiter of speed and safety tongs, stops lift car, but current elevator can not be when running detection The function that can not remotely realize artificial triggering braking, manual reset braking, needs closely to operate, this will cause many safety Hidden danger.

Utility model content

The technical issues of the utility model solves is to provide a kind of elevator speed limit of a kind of achievable Remote triggering and reset Device.

The technical scheme adopted by the utility model to solve the technical problem is as follows: elevator speed limiter with machine room, including bracket, Frame upper is equipped with governor switch, and the bracket includes bottom plate and side wall, and rope wheel component is provided in the bracket, described Rope wheel component includes for the rope sheave mechanism and ratchet mechanism around wirerope, and the rope wheel component side is provided with brake assemblies, Further include being hinged on side wall to be used to trigger the stops component that brake assemblies work, is also set up in the rope sheave mechanism There is the hypophysis component of driving stops component rotation, stops component side is provided with the drive rod for stretching out side plate, further includes driving The mechanical triggering resetting-mechanism of dynamic drive rod movement, allows stops ontology to trigger brake assemblies triggering or reset；The machine Tool triggering resetting-mechanism include be arranged on side wall can the machinery of opposing sidewalls movement touch position plate again, on the mechanical multiple touching position plate It is provided with the second touching and resets through-hole, the drive rod stretches out the second touching and resets through-hole, the mechanical multiple touching position plate side setting the Two brake cables, the mechanical multiple touching position plate other side are provided with third brake cable.

Further, it is parallelogram sturcutre that second touching, which resets through-hole, it is arranged on the mechanical multiple touching position plate There is the 4th kidney slot, further include the second fixing screws, second fixing screws pass through the 4th kidney slot and are fixed on side wall, institute The guiding kidney slot for being additionally provided on side wall and playing the guiding role to drive rod is stated, the both ends of the guiding kidney slot are located at parallel four Between the two of side shape structure are diagonal.

Further, being respectively arranged with mechanical triggering fixed plate along the second brake cable and third brake cable direction on the side wall With mechanical return fixed plate, first brake cable, the second brake cable and third brake cable are each passed through electrical reset fixed plate, mechanical touching Fixed plate and mechanical return fixed plate are sent out, is also arranged with second back-moving spring, the second back-moving spring on second brake cable Between machinery triggering fixed plate and mechanical multiple touching position plate, third reset spring is also arranged on the third brake cable, it is described Third reset spring is located between mechanical return fixed plate and mechanical multiple touching position plate.

Further, the brake assemblies include vertically disposed compressed spring, the lower end of the compressed spring is fixed On bottom plate, the upper end of the compressed spring is equipped with the pawl that can be caught in ratchet mechanism, and the pawl lower part is provided with third Through-hole further includes brake scotch, and the brake scotch top is provided with the first kidney slot, and the brake scotch lower part is provided with third kidney-shaped Hole, the side wall at brake assemblies are provided with superposed second through-hole and the second kidney slot positioned at lower part, also Brake scotch axis and the brake axle for passing through the second kidney slot, the pawl including passing through the second through-hole are mounted on by third through-hole On brake axle, the brake scotch is mounted on brake scotch axis by third kidney slot, and first kidney slot passes through brake scotch axis.

Further, the hypophysis component includes the first hypophysis component and the second hypophysis component, the first hypophysis group Part includes the first hypophysis bracket, and described first hypophysis bracket one end and rope wheel component are hinged, the first hypophysis bracket other end First hypophysis is installed, first hypophysis side is provided with can be with first dozen of bar of stops component touch, first hypophysis The other side is provided through the first couple axle of the first hypophysis bracket；

The second hypophysis component includes the second hypophysis bracket, and described second hypophysis bracket one end and rope wheel component are hinged, The second hypophysis bracket other end is equipped with the second hypophysis, and second hypophysis side is provided with can be with stops component touch Second dozen of bar, second hypophysis other side are provided through the second couple axle of the second hypophysis bracket, the first hypophysis group The coiling machine for controlling the first hypophysis component and the second hypophysis component movement radius is additionally provided on part and the second hypophysis component Structure.

Further, further including connecting rod, it is mounted in the middle part of rope wheel component in the middle part of the connecting rod by bearing and follows rope sheave Component synchronization rotation, the connecting rod two end are provided with kidney-shaped limit hole, and described two kidney-shaped limit holes are respectively sleeved at first On couple axle and the second couple axle.

Further, further include spring mechanism including screw rod, the second hypophysis bracket is set close to the second hypophysis side It is equipped with spring block, spring is provided in the spring block across hole, described screw rod one end is mounted on the by fixation copper billet One hypophysis bracket and rope wheel component hinged place, the screw rod other end pass through spring and pass through hole, and the screw rod passes through spring block There are two spring fixing gasket, the spring is set on screw rod and is located between two spring fixing gaskets for one end setting.

Further, the stops component includes stops ontology, it is side walls hinged with bracket in the middle part of the stops ontology, Stops component one end is provided with the bead screw that blocking pawl is used for detent contact, the stops component other end setting There is the holding screw for receiving hypophysis component external rotary force.

The beneficial effects of the utility model are: the elevator speed limiter with machine room of the utility model is when carrying out braking performance test, Even if limiter of speed is less than restriction speed, the operation such as Remote triggering and reset can also be carried out by way of manual drawing brake string, from It is operated without artificial close limiter of speed, increases safety when braking performance test, and brake assemblies set compressed spring It is calculated as vertical structure, and by designing the linkage of compressed spring, brake scotch axis and pawl, so that brake structure need to only occupy rope The braking action to rope wheel component can be realized in the small space of wheel assembly side, to substantially reduce the occupancy of elevator governor Space, so that this elevator governor adapts to the use in small space.

Detailed description of the invention

Fig. 1 is the main diagram of elevator governor

Fig. 2 is elevator governor schematic diagram.

Fig. 3 is elevator governor explosive view.

Fig. 4 is support schematic diagram.

Fig. 5 is rope sheave structural scheme of mechanism.

Fig. 6 is the first hypophysis component diagram.

Fig. 7 is the second hypophysis component diagram.

Fig. 8 is spring mechanism schematic diagram.

Block assembly schematic diagram until Fig. 9.

In the figure, it is marked as bracket 1, governor switch 2, rope sheave mechanism 3, ratchet mechanism 4, compressed spring 5, pawl 6, third Through-hole 7, brake scotch 8, the first kidney slot 9, third kidney slot 10, the second through-hole 11, the second kidney slot 12, brake scotch axis 13, system Moving axis 14, stops component 15, stops ontology 151, bead screw 152, holding screw 153, the first hypophysis component 16, the first hypophysis Bracket 161,162, first dozens of bars 163 of the first hypophysis, the first couple axle 164, the second hypophysis component 17, the second hypophysis bracket 171, Second bar 173 of hypophysis 172, second dozens, the second couple axle 174, spring block 175, spring mechanism 18, screw rod 181, fixed copper billet 182, spring fixing gasket 183, spring 184, connecting rod 19, kidney-shaped limit hole 20, drive rod 21, mechanical multiple touching position plate 28, second Touching reset through-hole 29, the second brake cable 30, third brake cable 31, the 4th kidney slot 32, the second fixing screws 33, guiding kidney slot 34, Second back-moving spring 36, third reset spring 37, mechanical triggering fixed plate 39, mechanical return fixed plate 40.

Specific embodiment

The present invention will be further described below with reference to the accompanying drawings and specific embodiments.

Elevator speed limiter with machine room as shown in Figure 1 to Figure 3, including bracket 1,1 top of bracket are equipped with governor switch 2, the bracket 1 includes bottom plate and side wall, is provided with rope wheel component in the bracket 1, the rope wheel component includes for around steel The rope sheave mechanism 3 and ratchet mechanism 4 of cord, the rope wheel component side are provided with brake assemblies, further include being hinged on side wall For triggering the stops component 15 that brake assemblies work, driving stops component is additionally provided in the rope sheave mechanism 3 The hypophysis component of 15 rotations, stops component side are provided with the drive rod 21 for stretching out side plate, further include driving drive rod 21 The mechanical triggering resetting-mechanism of movement, allows stops ontology to trigger brake assemblies triggering or reset, and the mechanical triggering is multiple Position mechanism include be arranged on side wall can the machinery of opposing sidewalls movement touch position plate 28 again, is arranged on the mechanical multiple touching position plate 28 There is the second touching to reset through-hole 29, the drive rod 21 stretches out the second touching and resets through-hole 29, and mechanical multiple touching 28 side of position plate is set The second brake cable 30 is set, mechanical multiple touching 28 other side of position plate is provided with third brake cable 31, and second touching resets through-hole 29 and is Parallelogram sturcutre, mechanical multiple touch are provided with the 4th kidney slot 32 on position plate 28, further include the second fixing screws 33, institute It states the second fixing screws 33 to be fixed on side wall across the 4th kidney slot 32, is additionally provided with to play drive rod 21 on the side wall and lead To the guiding kidney slot 34 of effect, it is described guiding kidney slot 34 both ends be located at parallelogram sturcutre two diagonally between, It is artificial to pull the second brake cable 30 when carrying out braking triggering, so that mechanical multiple touching position plate 28 is moved to 30 direction of the second brake cable, drive Drive rod 21 is moved downward along guide groove, is braked so that arrestment mechanism forms rope wheel component, when needing to be reset, manually Pull third brake cable 31 so that mechanical multiple touching position plate 28 move to 31 direction of third brake cable, drive drive rod 21 along guide groove to Upper movement, so that conflict power of the stops component recovery to arrestment mechanism, so that brake assemblies reset, to rope wheel component Braking disappear, realize braking reset operation, due to second touching reset 29 bit parallel quadrilateral structure of through-hole, to ensure that Drive rod 21 can move in guide groove.

On the basis of the above, as shown in Figure 1, being respectively set on the side wall along the second brake cable 30 and 31 direction of third brake cable There are mechanical triggering fixed plate 39 and mechanical return fixed plate 40, second brake cable 30 and third brake cable 31 to be each passed through mechanical touching Fixed plate 39 and mechanical return fixed plate 40 are sent out, is also arranged with second back-moving spring 36 on second brake cable 30, described second Reset spring 36 is located between mechanical triggering fixed plate 39 and mechanical multiple touching position plate 28, and the is also arranged on the third brake cable 31 Three reset springs 37, the third reset spring 37 is located between mechanical return fixed plate 40 and mechanical multiple touching position plate 28, described The setting of second back-moving spring 36 and third reset spring 37 can to pull mechanical triggering fixed plate respectively when two brake cables 39 and after mechanical return fixed plate 40 finishes triggering and homing action, machinery triggering fixed plate 39 and mechanical return fixed plate 40 Original position can be reset to, to carry out next round triggering or reset operation, and is parallelogram since the second touching resets through-hole 29 Structure, so that after machinery triggering fixed plate 39 and mechanical return fixed plate 40 reset, machinery triggering fixed plate 39 and machine Reset case will not occur for the drive rod 21 that tool reset fixing board 40 triggers, thus a possibility that reducing false triggering.

On the basis of the above, as shown in Figures 2 and 3, the brake assemblies include vertically disposed compressed spring 5, described The lower end of compressed spring 5 is fixed on bottom plate, and the upper end of the compressed spring 5 is equipped with the pawl 6 that can be caught in ratchet mechanism 4, 6 lower part of pawl is provided with third through-hole 7, further includes brake scotch 8, and 8 top of brake scotch is provided with the first kidney slot 9, 8 lower part of brake scotch is provided with third kidney slot 10, and the side wall at brake assemblies is provided with superposed the Two through-holes 11 and the second kidney slot 12 positioned at lower part, further include across the second through-hole 11 brake scotch axis 13 with pass through the second waist The brake axle 14 in shape hole 12, the pawl 6 are mounted on brake axle 14 by third through-hole 7, and the brake scotch 8 passes through third waist Shape hole 10 is mounted on brake scotch axis 13, and it further includes the use being hinged on side wall that first kidney slot 9, which passes through brake scotch axis 13, In be additionally provided in the stops component 15 of blocking pawl 6, the rope sheave mechanism 3 driving stops component 15 rotate hypophysis component, The working principle of above-mentioned elevator governor is as follows: after elevator reaches the speed limit of limiter of speed, elevator decrease speed increases, to make The revolving speed for obtaining rope wheel component increases, i.e., the centrifugal force that hypophysis component is subject to increases, so that the moving radius of hypophysis component increases Add, hypophysis component bumps against governor switch 2 first, and elevator power supply is cut off, and traction machine brake movement, elevator stops；Such as drag Draw brake movement not in time or fail, hypophysis component, which continues to rotate, to be got on the drive rod 21 of stops component 15, so that only Block assembly 15 rotates, and stops component 15 loses the barrier force to pawl 6, and under the driving of compressed spring 5, pawl 6 is caught in ratchet In mechanism 4, ratchet mechanism 4 still can follow rope sheave mechanism 3 to continue to rotate down a distance at this time, so that pawl 6 drives compression Spring 5 pushes, and drives brake axle 14 to move to the lower part of the second kidney slot 12 simultaneously when pushing, so that brake scotch 8 passes through the Three kidney slots 10 are mounted on brake axle 14, so that the lower end of brake scotch 8 follows and moves downward, so that in the first waist Under the limit in shape hole 9, the top of brake scotch 8 is moved to rope wheel component direction, blocks the wirerope in rope wheel component, plays braking It acts on, compressed spring 5 is designed as vertical structure by the brake assemblies in the elevator governor of the utility model, and by that will compress The linkage of spring 5, brake scotch axis 13 and pawl 6 designs, so that brake structure need to only occupy the small space of rope wheel component side i.e. The braking action to rope wheel component can be achieved, so that the occupied space of elevator governor is substantially reduced, so that this elevator speed limit Device adapts to the use in small space.

On the basis of the above, as shown in Figures 5 to 7, the hypophysis component includes the first hypophysis component 16 and the second hypophysis Component 17, the first hypophysis component 16 include the first hypophysis bracket 161, described first hypophysis bracket, 161 one end and pulley set Part is hinged, and 161 other end of the first hypophysis bracket is equipped with the first hypophysis 162, and 162 side of the first hypophysis is provided with can The first dozen of bar 163 contacted with stops component 15,162 other side of the first hypophysis are provided through the first hypophysis bracket 161 The first couple axle 164；The second hypophysis component 17 includes the second hypophysis bracket 171, described second hypophysis bracket, 171 one end Hinged with rope wheel component, 171 other end of the second hypophysis bracket is equipped with the second hypophysis 172,172 side of the second hypophysis It is provided with the second dozen of bar 173 that can be contacted with stops component 15,172 other side of the second hypophysis is provided through the second hypophysis Second couple axle 174 of bracket 171 is additionally provided on the first hypophysis component 16 and the second hypophysis component 17 for controlling the The spring mechanism 18 of 17 moving radius of one hypophysis component 16 and the second hypophysis component is normal in rope wheel component in specific works When rotation, under the action of spring mechanism 18, the moving radius of the first hypophysis component 16 and the second hypophysis component 17 is small, so that hanging down During rotation, first dozen of bar 163 and second dozen of bar 173 will not get to stops component 15 to body component, thus to subsequent system Dynamic component is triggered, and after elevator is more than the restriction speed of limiter of speed, cage descending speed increases, so that rope wheel component revolving speed Increase, so that the centrifugal force that the first hypophysis component 16 and the second hypophysis component 17 are subject to increases, so that the first hypophysis Component 16 and the second hypophysis component 17 overcome the elastic force of elastic mechanism, so that the first hypophysis component 16 and the second hypophysis component 17 Moving radius increase so that first dozen of bar 163 or second dozen of bar 173 can get to governor switch 2 and stops component 15, To trigger, elevator power supply is cut off and brake assemblies carry out brake operating, can make triggering more using such mechanical trigger mechanism Accurately.

On the basis of the above, as shown in figure 5, further including connecting rod 19, rope sheave is mounted on by bearing in the middle part of the connecting rod 19 Rope wheel component is followed to rotate synchronously in the middle part of component, 19 both ends of connecting rod are provided with kidney-shaped limit hole 20, described two kidney-shapeds Limit hole 20 is respectively sleeved on the first couple axle 164 and the second couple axle 174, and the setting of the connecting rod 19 can be to the first hypophysis Component 16 and 17 moving radius of the second hypophysis component play position-limiting action, so that when the first hypophysis component 16 and the second hypophysis component It, also can only be within the scope of the restriction of kidney-shaped limit hole 20, to guarantee in an overspeed situation, first after 17 moving radius increases Making bar 163 or second dozen of bar 173 also can accurately get to governor switch 2 and stops component 15.

On the basis of the above, as shown in figure 8, further including that spring mechanism 18 includes screw rod 181, the second hypophysis bracket 171 are provided with spring block 175 close to 172 side of the second hypophysis, and spring is provided in the spring block 175 across hole, institute It states 181 one end of screw rod and the first hypophysis bracket 161 and rope wheel component hinged place, the screw rod 181 is mounted on by fixed copper billet 182 The other end passes through spring and passes through hole, and the screw rod 181 passes through spring fixing gasket 183 there are two the settings of 175 one end of spring block, The spring 184 is set on screw rod 181 and is located between two spring fixing gaskets 183, when in During regular rotation, the Effect between one hypophysis bracket 161 and the opposite end of the second hypophysis bracket 171 by 184 power of spring, so that first hangs down Body support frame 161 and the second hypophysis bracket 171 rotate in the movement radius of very little, when hypervelocity, the first hypophysis component 16 184 power of spring is overcome under the action of the centrifugal force increased with the second hypophysis component 17, so that spring 184 compresses, so that the The moving radius of the first hypophysis 162 and the second hypophysis 172 in one hypophysis component 16 and the second hypophysis component 17 increases, to make Stops component 15 can be got to and play the role of driving brake assemblies by obtaining first dozen of bar 163 and second dozen of bar 173, so that braking Component will not there is a situation where error startings.

On the basis of the above, as shown in figure 9, the stops component 15 includes stops ontology 151, the stops ontology 151 Middle part is side walls hinged with bracket 1, and described 15 one end of stops component is provided with the bead contacted with pawl 6 for blocking pawl 6 Screw 152,15 other end of stops component are provided with the holding screw 153 for receiving hypophysis component external rotary force, When reset condition, 152 end of bead screw of stops component 15 and pawl 6 are mutually contradicted, so that pawl 6 will not be caught in ratchet mechanism In 4, after the external force given by hypophysis component when 153 end of holding screw, stops ontology 151 can be rotated around hinge joint, so that glass Pearl screw 152 disappears to the conflict power of pawl 6, so that brake assemblies, which obtain triggering, carries out brake operating.

Particular embodiments described above has carried out into one the purpose of this utility model, technical scheme and beneficial effects Step is described in detail, it should be understood that being not limited to this foregoing is merely specific embodiment of the utility model Utility model, within the spirit and principle of the utility model, any modification, equivalent substitution, improvement and etc. done should all wrap Containing being within the protection scope of the utility model.

Claims

1. elevator speed limiter with machine room, including bracket (1), bracket (1) top is equipped with governor switch (2), the bracket (1) Including bottom plate and side wall, it is characterised in that: be provided with rope wheel component in the bracket (1), the rope wheel component include for around The rope sheave mechanism (3) and ratchet mechanism (4) of wirerope, it further includes being hinged on that the rope wheel component side, which is provided with brake assemblies, It is used to trigger the stops component (15) that brake assemblies work on side wall, is additionally provided with driving in the rope sheave mechanism (3) The hypophysis component of stops component (15) rotation, stops component side are provided with the drive rod (21) for stretching out side plate, further include The mechanical triggering resetting-mechanism for driving drive rod (21) movement, allows stops ontology to trigger brake assemblies triggering or reset； The mechanical triggering resetting-mechanism include be arranged on side wall can the machinery of opposing sidewalls movement touch position plate (28), the machinery again The second touching, which is provided with, on multiple touching position plate (28) resets through-hole (29), the drive rod (21) stretches out the second touching and resets through-hole (29), Mechanical multiple touching position plate (28) the side setting the second brake cable (30), described mechanical multiple touching position plate (28) other side are provided with third Brake cable (31).

2. elevator speed limiter with machine room as described in claim 1, it is characterised in that: it is flat that second touching, which resets through-hole (29), Row quadrilateral structure, mechanical multiple touch are provided with the 4th kidney slot (32) on position plate (28), further include the second fixing screws (33), second fixing screws (33) pass through the 4th kidney slot (32) and are fixed on side wall, are additionally provided on the side wall pair The both ends of the guiding kidney slot (34) that drive rod (21) play the guiding role, guiding kidney slot (34) are located at parallelogram knot Between the two of structure are diagonal.

3. elevator speed limiter with machine room as claimed in claim 2, it is characterised in that: on the side wall along the second brake cable (30) and Third brake cable (31) direction is respectively arranged with mechanical triggering fixed plate (39) and mechanical return fixed plate (40), second brake cable (30) and third brake cable (31) is each passed through mechanical triggering fixed plate (39) and mechanical return fixed plate (40), second brake cable (30) it is also arranged on second back-moving spring (36), the second back-moving spring (36) is located at mechanical triggering fixed plate (39) and machine Tool is touched again between position plate (28), is also arranged with third reset spring (37) on the third brake cable (31), and the third resets bullet Spring (37) is located between mechanical return fixed plate (40) and mechanical multiple touching position plate (28).

4. elevator speed limiter with machine room as described in claim 1, it is characterised in that: the brake assemblies include vertically disposed The lower end of compressed spring (5), the compressed spring (5) is fixed on bottom plate, and the upper end of the compressed spring (5) is equipped with and can block Enter the pawl (6) of ratchet mechanism (4), it further includes brake scotch (8) that pawl (6) lower part, which is provided with third through-hole (7), described Brake scotch (8) top is provided with the first kidney slot (9), and brake scotch (8) lower part is provided with third kidney slot (10), institute's rheme Side wall at brake assemblies is provided with superposed second through-hole (11) and the second kidney slot (12) positioned at lower part, also wraps Include the brake scotch axis (13) across the second through-hole (11) and the brake axle (14) across the second kidney slot (12), the pawl (6) It is mounted on brake axle (14) by third through-hole (7), the brake scotch (8) is mounted on brake scotch by third kidney slot (10) On axis (13), first kidney slot (9) passes through brake scotch axis (13).

5. elevator speed limiter with machine room as described in claim 1, it is characterised in that: the hypophysis component includes the first hypophysis group Part (16) and the second hypophysis component (17), the first hypophysis component (16) include the first hypophysis bracket (161), and described first hangs down Body support frame (161) one end and rope wheel component are hinged, and the first hypophysis bracket (161) other end is equipped with the first hypophysis (162), First hypophysis (162) side is provided with the first dozen of bar (163) that can be contacted with stops component (15), first hypophysis (162) other side is provided through the first couple axle (164) of the first hypophysis bracket (161)；

The second hypophysis component (17) includes the second hypophysis bracket (171), the second hypophysis bracket (171) one end and rope sheave Member hinges, the second hypophysis bracket (171) other end are equipped with the second hypophysis (172), the second hypophysis (172) side It is provided with the second dozen of bar (173) that can be contacted with stops component (15), the second hypophysis (172) other side is provided through It is also set on the second couple axle (174) of two hypophysis brackets (171), the first hypophysis component (16) and the second hypophysis component (17) It is equipped with the spring mechanism (18) for controlling the first hypophysis component (16) and second hypophysis component (17) moving radius.

6. elevator speed limiter with machine room as claimed in claim 5, it is characterised in that: further include connecting rod (19), the connecting rod (19) middle part is mounted in the middle part of rope wheel component by bearing follows rope wheel component to rotate synchronously, and connecting rod (19) both ends are respectively provided with Have kidney-shaped limit hole (20), described two kidney-shaped limit holes (20) are respectively sleeved at the first couple axle (164) and the second couple axle (174) on.

7. elevator speed limiter with machine room as claimed in claim 6, it is characterised in that: further include spring mechanism (18) include screw rod (181), the second hypophysis bracket (171) is provided with spring block (175), the spring close to the second hypophysis (172) side Spring is provided in block (175) across hole, described screw rod (181) one end passes through fixed copper billet (182) and is mounted on the first hypophysis Bracket (161) and rope wheel component hinged place, screw rod (181) other end pass through spring and pass through hole, and the screw rod (181) passes through The setting of spring block (175) one end there are two spring fixing gasket (183), the spring (184) be set on screw rod (181) and Between two spring fixing gaskets (183).

8. elevator speed limiter with machine room as described in claim 1, it is characterised in that: the stops component (15) includes stops sheet Body (151), it is side walls hinged with bracket (1) in the middle part of the stops ontology (151), described stops component (15) one end be provided with and Pawl (6) contact is used for the bead screw (152) of blocking pawl (6), and stops component (15) other end is provided with for connecing Receive the holding screw (153) of hypophysis component external rotary force.