CN101445198A

CN101445198A - Sensor of lift-typed elevator and safety device for digital-displaying electronic over-speed governor

Info

Publication number: CN101445198A
Application number: CNA2007101710915A
Authority: CN
Inventors: 白士良
Original assignee: Individual
Current assignee: Individual
Priority date: 2007-11-26
Filing date: 2007-11-26
Publication date: 2009-06-03

Abstract

The invention provides a sensor of a lift-typed elevator and a safety device for a digital-displaying electronic over-speed governor. The sensor and the safety device are characterized in that the sensor and the safety device comprise sensors 84, and digital display electronic over-speed governors 97 which are respectively arranged on an elevator machine room, a car and a well wall; light screens or sensing plates 86 of all sensors are arranged on the elevator well wall 48 or a guideway 40 with the equal distance; when the malfunction occurs to the running speed of the car, the electronic over-speed governor can output 1 or more circuits or working currents, start an alarm device and an elevator malfunction braking device, sound the alarm in time and lead the elevator car to stop safely. The safety device for the electronic over-speed governor can avoid the defects that the mechanical over-speed governor is easy to be abraded mechanically, the regulating and speed measuring are difficult to be objective, the maintenance cost is high, the speed-measurement precision is not high enough, and abnormal speed before the malfunction braking speed is difficult to be perceived owning to lack of pre-warning measures. The safety device for the elevator car fills up a blank on the use of electronic over-speed governor on the elevator; the device has various structural forms and can be selectively used according to the requirement.

Description

The sensor of lifting mode elevator and the digital electronic over-speed governor safety device that shows

Technical field

The present invention relates to a kind of elevator car safety, specifically, the number that relates to use on a kind of vertical Lift type elevator shows the electronic over-speed governor safety device.

Background technology

The mechanical velocity limiter that current lifting mode elevator is used, by speed limiter wire rope along with lift car moves up and down synchronous drive governor sheave monitor the running velocity of car, therefore its mechanical wear is bigger, and the fault retro-speed only is set on the mechanical velocity limiter, but be difficult to discover for the mal speed before this fault retro-speed, also have, mechanical velocity limiter is regulated to test the speed and is difficult to intuitively, thereby range rate accuracy and sensitivity are also not high enough.

Summary of the invention

The sensor and the digital electronic over-speed governor safety device that shows that the purpose of this invention is to provide a kind of lifting mode elevator; Sensor be arranged on the top of lift car outside frame or below, sensor anti-dazzle device or inductor are arranged on sensor other and hoistway wall or the guide rail; When lift car moved up and down, sensor promptly showed the number that the input of cage operation velocity information is arranged in the machine room in the electronic over-speed governor, makes the running velocity of car examined all the time, and can show with number very clear and intuitively; When the running velocity of car reaches in advance when number shows the inferior high qualification speed that is provided with on the electronic over-speed governor and the highest qualification speed, the digital electronic over-speed governor that shows can be exported 1 or several startup path or starting currents immediately, connect alarm device and brake device for elevator, so just in time give the alarm, and make lift car safety stagnation of movement.

This electronic over-speed governor safety device can avoid mechanical velocity limiter machinery easy to wear, regulate test the speed be difficult to directly perceived, maintenance cost is high, range rate accuracy is not high enough, and owing to lack the early warning measure, be difficult to discover the defective of the mal speed before the fault retro-speed.

The present invention has filled up a blank aspect the use electronic over-speed governor safety device on existing elevator car safety; This device has multiple version, can select to be provided with use as required.

The objective of the invention is to be achieved through the following technical solutions.

1: a kind of sensor of lifting mode elevator and the digital electronic over-speed governor safety device that shows; Comprise power supply setting, mechanical drive, electrical installation, etc. each parts, it is characterized in that: also comprise sensor (83,84 or 88), the digital electronic over-speed governor (97) that shows; The digital electronic over-speed governor (97) that shows is arranged in the elevator(lift) machine room, sensor (83,84 or 88) is arranged on the top or following of car (3) outside frame or leads on the boots (132), sensor light source (84) is arranged on by the sensor, and sensor anti-dazzle device or metal, magnet, inductor (86,89) are arranged on hoistway wall (48) or the guide rail (40); Signal of sensor is by the digital electronic over-speed governor (97) that shows of lead (118) access, and the digital electronic over-speed governor (97) that shows is provided with 1 or the path of several connection safety devices or the output line (114,130) of working current.

2: described sensor is photosensitizing type sensor (83), comprises sensor light source (84) and anti-dazzle device (86); Photosensitizing type sensor (83) and sensor light source (84) are arranged on the top or following of car (3) outside frame or lead on the boots (132), and its output signal inserts the digital electronic over-speed governor (97) that shows by lead (118); Each sensor anti-dazzle device (86) is to be arranged on equidistantly on hoistway wall (48) or the guide rail (40), its width is about 1～5 centimetre, its density is about 10～50 every meter, its for vertically arrange, parallel with guide rail (40) and be in when moving up and down between photosensitizing type sensor (83) and the sensor light source (84) at car (3); Described sensor light source (84) is meant that irradiation is to the directed light of photosensitizing type sensor (83) or infrared light, laser, ultraviolet ray etc.

3: described sensor is inductosyn (83,84 or 88), comprise sensor sensing source metal or magnet, inductor (86 or 89); Inductosyn (83,84 or 88) is arranged on the top or following of car (3) outside frame or leads on the boots (132), and its output signal is connected with the digital electronic over-speed governor (97) that shows by lead (118); Each sensor sensing source metal or magnet, inductor (86 or 89) are to be arranged on equidistantly on hoistway wall (48) or the guide rail (40), its width is about 1～5 centimetre, its density is about 10～50 every meter, its for vertically arrange, parallel with guide rail (40) and pass through in front at inductosyn (83,84 or 88) very closely when moving up and down at car (3); Described inductosyn refers to electromagnetic sensor or hall sensing formula sensor, capacitor induction type sensor, resistance inductosyn, other equivalent technologies coil pickup.

4: this device can be provided with the electronic over-speed governor of photosensitizing type sensor (83) or inductosyn (83,84 or 88); This device also comprises: be arranged on the interior linear motor (71,72) of machine room, lever (128), connecting rod (101), rope-clamping pliers piece (122), go up tension sheave, be arranged on the following tension sheave device of well, and walk around upper and lower tension sheave and safety tongs tie rod bonded assembly speed limiter wire rope (133); The digital electronic over-speed governor (97) that shows is connected by the electric appliance circuits of lead (114) with linear motor (71,72); Secondary or the moving bar (72) of linear motor is formed active shape with lever (128) one ends and is connected, lever (128) other end is formed active shape with connecting rod (101) one ends and is connected, connecting rod (101) other end is formed active shape with left and right rope-clamping pliers piece (122) outer end and is connected, and left and right rope-clamping pliers piece (122) the inner is in 2 sides of speed limiter wire rope (133); The axis hole at lever (128) middle part connects mounting (78) by axle (95); The axis hole at left and right rope-clamping pliers piece (122) middle part connects axle bed (98) by axle (95); Linear motor (71), mounting (78), axle bed (98) all are fixed on the framework.

5: this device can be provided with the electronic over-speed governor of band photosensitizing type sensor (83) or inductosyn (83,84 or 88); This device also comprises: be arranged on the interior linear motor (71,72) of machine room, lever (128), folder rope voussoir (134), go up tension sheave, be arranged on the following tension sheave device of well, and walk around upper and lower rope sheave and safety tongs tie rod bonded assembly speed limiter wire rope (133); The digital electronic over-speed governor (97) that shows is connected by the electric appliance circuits of lead (114) with linear motor (71,72); Secondary or the moving bar (72) of linear motor is formed active shape with lever (128) one ends and is connected, lever (128) other end is formed active shape with attaching parts (136) and is connected, attaching parts (136) is formed active shape with left and right folder rope voussoir (134) and is connected, and left and right folder rope voussoir (134) is in 2 sides of speed limiter wire rope (133); The axis hole at lever (128) middle part connects mounting (78) by axle (95); Linear motor (71), mounting (78) all are fixed on the framework.

6:, 7: this device includes electromagnet (71,72), and replaces linear motor (71,72) in above-mentioned " 4: ", " 5: " with electromagnet (71,72); Electromagnet (71) is the electromagnet main body, its built-in electromagnetic coil (105) or permanent magnet; Electromagnet (72) is moving iron of electromagnet or moving bar, and its rear end is connecting permanent magnet or magnet coil (105), and its front end is formed active shape with lever (128) one ends and is connected; Other of this device be provided with above-mentioned " 4: ", " 5: " in be provided with identical.

8:, 9: this device includes turning motor (117), gear (120), tooth bar (121), and replaces linear motor (71,72) in above-mentioned " 4: ", " 5: " with turning motor (117), gear (120), tooth bar (121); Turning motor (117) main shaft drives tooth bar (121) by gear (120), and the front end of tooth bar (121) is formed active shape with lever (128) one ends and is connected; Other of this device be provided with above-mentioned " 4: ", " 5: " in be provided with identical.

10: the described digital electronic over-speed governor (97) that shows is connected with the siren horn device by 1 or several output lines (114 or 130) that start paths or working current; Described siren horn device be alert Chinese percussion instrument (26) and/or Warning light (25), auto alarm called telephone (129), etc. similar technique siren horn device.

Description of drawings

Fig. 1 is the scheme drawing of sensor 84 and anti-dazzle device or inductor 86 among the present invention.

Fig. 2 is the schematic top plan view of Fig. 1.

Fig. 3 is the schematic top plan view of sensor 88 and metal or magnet inductor 89.

Fig. 4 is the scheme drawing of linear motor or electromagnet 71 moving bar 72 safe thick stick 8 combinations.

Fig. 5 is a fault alarm circuit scheme drawing.

Fig. 6 is the schematic side view of part holder 94 and steel column or steel ball 93.

Fig. 7 is the scheme drawing of turning motor 117 safe thick stick 8 combinations.

Fig. 8 is the scheme drawing that turning motor 117 drives 2 side safety thick sticks 8.

Fig. 9 is the side-looking and the middle part cross-sectional schematic of big and heavy stone column length frame 53

Figure 10 is the front-view schematic diagram on big and heavy stone column length frame 53 tops among Fig. 9.

Figure 11 is the schematic top plan view of Figure 10.

Figure 12 is linear motor or the two-way left and right sides of electromagnet 71 controls rope-clamping pliers piece 122 scheme drawings.

Figure 13 be 71 controls of linear motor or electromagnet two-way about folder rope voussoir scheme drawing.

Figure 14 is electrical motor 105 relays 106 principle schematic such as electrical control circuit such as grade.

Figure 15 is electrical motor 105 change-over swiths 102 principle schematic such as electrical control circuit such as grade.

Label declaration:

Car frame puts the beams in place 1, car frame column 2, car 3, safe thick stick 8, annunciator power supply 24, Warning light 25, alert Chinese percussion instrument 26, thick stick cover 28, upper bracket 34, lower bracket 35 supports gusset 36, compression spring 37, guide rail 40, big and heavy stone post spring housing 41, big and heavy stone post 42, screw 45, nut 46, hoisting motor switch 47, hoistway wall 48, big and heavy stone post spring housing 51, tapped bore 52, big and heavy stone column length frame 53, frame groove 54, screw 55, packing ring 56, spring 60, screw 61, nut 62, convex shoulder 63, screw 64, nut 65, big and heavy stone post 66, locating piece 70, linear motor or electromagnet main body 71, linear motor secondary or moving iron of electromagnet or moving bar 72, locating piece 73, locating piece 74, front limit switch 75, back limit switch 76, locating piece 77, support or mounting 78, mounting or grillage 79, electrical motor or electromagnet casing 80, shift knob 81, signal receiver photosensitizing type or inductosyn 83, sensor light source or inductosyn 84, sensor stand 85, sensor anti-dazzle device or metal, magnet, inductor 86, screw 87, inductosyn 88, sensor metal or magnet, tablet 89, sensor stand 90, moving iron or moving bar cover 92, steel column or steel ball 93, holder 94, axle 95, axial trough 96, the digital electronic over-speed governor 97 that shows, axle bed 98, bar cover 99, green indicating lamp 100, connecting rod 101, current reverser 102, electrical motor or electromagnet power supply 103, wire fuse 104, electrical motor or magnet coil 105, electric current throw over relay 106, relay coil 107, relay moves iron 108, electric current throw over relay 109, relay coil 110, relay moves iron 111, relay power 112, probe power 113, electronic over-speed governor output line 114, button switch 115, wire fuse 116, turning motor 117, lead 118, lead 119, gear 120, tooth bar 121, left and right sides rope-clamping pliers piece 122, green indicating lamp 123, blue indicator light 124, red indicating light 125, sensing switch 126, connecting bore 127, lever 128, auto alarm called telephone 129, output line 130, flange 131, lead boots 132, speed limiter wire rope 133, about folder rope voussoir 134, spring 135, attaching parts 136, groove 137.

Specific embodiments

The present invention is described in further detail below in conjunction with accompanying drawing.

" 1 " a kind of sensor of lifting mode elevator and the digital electronic over-speed governor safety device that shows; Comprise power supply setting, mechanical drive, electrical installation, etc. each parts, it is characterized in that: see shown in Fig. 1,14, also comprise

sensor

83,84 or 88, the digital electronic over-speed governor 97 that shows; Digital demonstration electronic over-speed governor 97 is arranged in the elevator(lift) machine room, and

signal receiver sensor

83,84 or 88 is arranged on the top or following of car outside frame or leads on the boots 132, and sensor light source 84 is arranged on by the sensor; Sensor anti-dazzle device or metal, magnet, tablet 86,89 are arranged on hoistway wall 48 or the guide rail 40; Signal of sensor is by the digital electronic over-speed governor 97 that shows of lead 118 accesses, and the digital electronic over-speed governor 97 that shows is provided with 1 or the path of several connection safety devices or the output line 114,130 of working current.

Described sensor comprises:

sensor

83,84,88, this part is a signal receiver, and sensor light source 84 and sensor anti-dazzle device 86 or sensor sensing source metal or magnet, inductor 86,89.

" 2 " see that shown in Fig. 1,2,14, described sensor is a photosensitizing type sensor 83, comprise sensor light source 84 and anti-dazzle device 86; Signal receiver photosensitizing type sensor 83 and sensor light source 84 are arranged on the top or following of car 3 outside framves or lead on the boots 132,, this light source orientation shines this signal receiver, and its output signal inserts the digital electronic over-speed governor 97 that shows by lead 118; Each sensor anti-dazzle device 86 is to be arranged on equidistantly on hoistway wall 48 or the guide rail 40, its width is about 1～5 centimetre, its density is about 10～50 every meter, its for vertically arrange, parallel with guide rail 40 and when car 3 moves up and down, be between photosensitizing type sensor 83 and the sensor light source 84; Described sensor light source 84 is meant that irradiation is to the directed light of photosensitizing type sensor 83 or infrared light, laser, ultraviolet ray etc.

Lift 1 photosensitizing type sensor 83 below, brake the case study on implementation of lift car 3 by number demonstration electronic over-speed governor 97:

See shown in Figure 4ly, safe thick stick 8 and thick stick cover 28 is arranged on above car 3 outside framves or following left and right 2 sides, and is fixed on 2 heel posts 2 and the

support

34,35; Safe thick stick 8 is back and forth flexible in thick stick cover 28; The rear end of safe thick stick 8 is connecting the front end of the motor-driven iron 72 of straight line electric; Linear motor 71 is motor bodies, built-in armature coil; Locating piece 73 is arranged on the front end or the rear end of the motor-driven iron 72 of straight line electric, and locating

piece

70,74,77 is arranged on the motor-driven iron 72 of straight line electric or on the supporting plate 78; The motor-driven iron 72 of straight line electric protract or after the range of movement that contracts place restrictions between the locating piece of setting 74 and locating

piece

70,77; When need stopped that car 3 is rushed to summit or dropped, safe thick stick 8 will eject and be stopped by big and

heavy stone post

42,41;

Big and heavy stone post 42 is arranged on 2 sides of the hoistway wall 48 of each floor, and it highly is arranged on after it has stoped the overspeed of car 3, and the door of car 3 has only a small amount of drop facing to the floor door, and it is very much easy making each personnel walk out car 3; According to using needs, can be on big and heavy stone post 42 and below recoil spring or elastic caoutchouc, elastoplast etc. are set, make the car 3 of tenesmus or upper punch be reduced vibrations; In the top and bottom of recoil spring 37 spring housing 41 that shields can be set; Big and heavy stone post spring housing 41 can move up and down and can not drop; Big and heavy stone post 42 can be welded on the reinforcing bar of hoistway wall 48 or with fastener screw 50 and be fixed on the hoistway wall 48;

Also can replace big and heavy stone post 42 with big and heavy stone post 66, big and heavy stone post 66 is arranged on 53 li on big and heavy stone column length frame, and the side-looking of big and heavy stone column length frame 53 and part sectional view are seen shown in Figure 9, and its front elevation is seen shown in Figure 10, and the birds-eye view of Figure 10 is seen shown in Figure 11; Big and heavy stone post 66 can weld or be fixed on 53 li on big and heavy stone column length frame with screw 64, equally also can be on big and heavy stone post 66 and below recoil spring 37 or elastic caoutchouc, elastoplast etc. are set; In the top and bottom of this recoil spring 37 spring housing 51 that shields can be set; 2 sides up and down at big and heavy stone post spring housing 51 can be provided with tapped bore 52; Corresponding to tapped bore 52 places, frame groove 54 (seeing shown in Fig. 9 bottom) is set in 2 sides of big and heavy stone column length frame 53, screw 55 passes frame groove 54 and screws in tapped bore 52, and spring housing 51 neither can drop and can move up and down for 53 li at big and heavy stone column length frame like this;

The entity part length of each big and heavy stone column length frame 53 is identical with corresponding story height, and big and heavy stone column length frame 53 can connect or connect with welding, fastener with convex shoulder 63 up and down; Big and heavy stone column length frame 53 can be welded on the default reinforcing bar of hoistway wall 48, and also available fastener screw passes the connect apertures 127 or the flange 131 that are preset in big and heavy stone column length frame 53 sides or bottom surface and is fixed on the hoistway wall 48; According to using needs, can be on big and heavy stone post 42 or 66 and below spring 60 (seeing shown in Fig. 9,10) is set, and correspondingly can withstand the groove 137 of spring 60 the front end setting of safety thick stick 8, with dangerous vacillate of lift car 3 before trouble removal that prevents to be stopped; Spring 60 can be arranged to be equipped with the folding of spring, or the elastic plate of bending (seeing shown in Figure 9).

See electrical control circuit principle schematic, shown in Figure 14, digital demonstration electronic over-speed governor 97 is arranged in the elevator(lift) machine room control cabin, the conductor wire end 114 that its output starts path or working current is connected with each electric partss such as linear motor coil 105, power supply 103, electric current throw over relay 106,109, button switchs 115, forms an electrical control circuit that makes safe thick stick 8 percussions and shrink;

Its operation and course of action are: (1) is seen shown in Fig. 1,2,14, when car 3 moves up and down, photosensitizing type sensor 83 and sensor light source 84 move abreast in 2 sides of anti-dazzle device 86, because of stopping of anti-dazzle device 86 arranged, the optical signal of the sensor light source 84 that photosensitizing type sensor 83 receives is that systematicness is interrupted, and the digital electronic over-speed governor 97 that shows of this optical signal input, the digital electronic over-speed governor 97 that shows has detected the running velocity of car 3 simultaneously; This moment, car 3 normally moved, and front limit switch 75 leads to, green light 100 is bright, and back limit switch 76 breaks, red light 125 does not work;

(2) shown in Figure 14 is incipient state; Yet, when the running velocity of the rising of car 3 or decline reaches in advance when number shows the highest qualification speed that is provided with on the electronic over-speed governor 97 because of fault is arranged, the digital electronic over-speed governor 97 that shows sends the instruction of fault braking stagnation of movement immediately, start its built-in controllable silicon or relay switch circuit, by wire of output terminal 114, cutin relay coil 107 and power supply 112, make relay 106 energising actions, relay moves iron 108 upward movements, so A1 and B1, A2 and B2, A3 communicates with B3, motor winding 105 is switched on, eject (seeing shown in Figure 4) with electronic motor-driven iron 72 bonded assembly safety thick sticks 8, and by big and

heavy stone post

42,41 stop, overspeed like this car 3 promptly is braked stagnation of movement, and personnel just can open the door and spread out smoothly in the car 3; Locating piece 73 on the safe thick stick 8 that ejects to the right this moment opens circuit front limit switch 75, relay coil 107 required power supplys 112 are cut off, so the moving iron 108 of relay resets, A1 and B1, A2 open circuit with B2, A3 and B3,

linear motor

71,72 also just quits work, and green light 100 does not work; The safe thick stick 8 of Dan Chuing also makes the initial locating piece 73 that withstands back limit switch 76 unclamp to the right, and back limit switch 76 is connected like this, and red light 125 is bright;

In Figure 14, B1-B2-B3-B4 or D1-D2-D3 link, when promptly on being subjected to the moving iron 108 or 111 of relay, pushing away, and its upward movement simultaneously then, when the moving iron 108 of relay or 111 fell, then it fell simultaneously;

When relay 106 energising actions, B4 and A4 are also disconnected simultaneously, and power supply 113 is cut off, and digital velocity limiter 97 and the

sensor

83,84 of showing also just quits work, and is in readiness for action; When relay 106 power-off restorations, digital velocity limiter 97 and the

sensor

83,84 of showing works on regard to energising;

According to using needs: can button switch in parallel be set at the spring housing 41 of big and heavy stone post 42 or 66 peripheries or 51 top and bottom, this switch is connecting the relay of controlling the hoisting motor power supply, like this when the safe thick stick 8 that ejects is stopped by big and heavy stone post 42 or 66, meet this button switch, connected this relay, also just cut off the hoisting motor power supply, hoisting motor is stopped operating; After having got rid of fault, click and series connected another button switch of this relay, cut off this relay power, this relay is resetted, then the power circuit of this section hoisting motor recovers unobstructed;

(3) after having got rid of fault, mention slightly or fall car 3, make safe thick stick 8 leave big and heavy stone post 42 but do not bump spring 60, click the button switch 115 that is arranged in the elevator(lift) machine room again, also just connected the relay coil 110 of electric current throw over relay 109, because moving iron 111 upward movements of relay, C1 and D1, C2 and D2, C3 and D3 connect, motor winding 105 by anti-phase connection after, its moving iron 72 promptly drives safe thick stick 8 and takes in left in the thick stick cover 28;

(4) locating piece 73 of its left end hits button 81 on the limit switch 76 of back, has also just cut out the power supply of relay coil 110 when moving iron 72 takes in left, so the moving iron 111 of relay resets, C1 and D1, C2 open circuit with D2, C3 and D3,

linear motor

71,72 also just quits work, lift car 3 is normally operation again, this moment, green light 100 was bright, and red light 125 does not work;

Can show that the source switch 126 (K) of velocity limiter 97 and

sensor

83,84 is arranged to and the interlock of the battery isolator control of car hoisting motor to number, like this when hoisting motor is closed, digital velocity limiter 97 and the

sensor

83,84 of showing also closed simultaneously, is in readiness for action.

Illustrate that in other 1 case study on implementation, also available current change-over swith 102 replaces above-mentioned electric current throw over relay 106,109 and button switch 115, its operation and course of action are:

(1) see electrical control circuit principle schematic, incipient state shown in Figure 15, this moment, green light 123 was bright, and blue lamp 124 is bright, and red light 125 does not work;

(2) reach in advance when number shows the highest qualification speed that is provided with on the electronic over-speed governor 97 when the running velocity of the rising of car 3 or decline, the digital electronic over-speed governor 97 that shows sends the instruction of fault braking stagnation of movement immediately, by its built-in controllable silicon or relay switch circuit, connect motor winding 105, make electronic motor-driven iron 72 drive that safe thick stick 8 ejects to the right and by big and heavy stone post 42 or 66 preventions; When the locating piece 73 of moving iron 72 its left ends of At time of eject hits button 81 on the front limit switch 75, also just cut out limit switch 75 and power supply 103, (disconnect green light 123 simultaneously, connect red light 125, and disconnect blue lamp 124),

linear motor

71,72 also just quits work, this moment, green light 123 did not work, and blue lamp 124 does not work, and red light 125 is bright;

(3) after having got rid of fault, mention slightly or fall car 3, make safe thick stick 8 leave big and heavy stone post 42 but do not bump spring plate 60, again 102 groups of change-over swiths to lower gear, so motor windings 105 are connected in power supply 103 commutations; Motor winding 105 by anti-phase connection after, its moving iron 72 drives safe thick stick 8 left in the indentation thick stick cover 28; The locating piece 73 of its left end hits button 81 on the limit switch 76 of back, has also just cut out power supply 103 when moving iron 72 indentation left, motor winding 105 promptly cuts off the power supply, and

linear motor

71,72 also just quits work, and this moment, green light 123 did not work, blue lamp 124 is bright, and red light does not work;

(4) again 102 groups of change-over swiths to performing, this moment, green light 123 was bright, blue lamp 124 is bright, red light does not work, lift car 3 is normally operation again; Also can be according to using needs to implement other scheme circuit, as long as its safe and reliable easy operation is just passable.

Described inverter is available current commutation silicon control relay or other equivalent technologies inverter circuits also;

See shown in Fig. 4,7,8 that the position of locating

piece

73 or 70,74,77 on moving iron 72 or supporting plate 78 can be fixed, and can be active loading and unloading type or portable also perhaps, so that adapt to the required moving range of safe thick stick 8;

Collide at locating piece 74 and locating piece 70,77 (when moving iron 72 advance and retreat) locate, slow hit rubber or pourable resin chock can be set, when the spring of meeting moving bar 72 or shake too big situation;

According to using needs,, can between safety thick stick 8 and moving iron 72 and safe thick stick cover 28, steel column bearing or ball bearing be set for reduce the friction that safe thick stick 8 stretches back and forth in safety thick stick cover 28; Perhaps below safety thick stick 8 and moving iron 72 or and between the safety thick stick cover 28, rotatable steel column or steel ball 93 are set all around; Perhaps below safety thick stick 8 and moving iron 72 or and between the safety thick stick cover 28 holder 94 is set all around, steel column or steel ball 93 are sandwiched in the holder 94, can drop, and its part schematic side view is seen shown in Figure 6.

See shown in Figure 4ly,

available electromagnet

71,72 replaces above-mentioned

linear motor

71,72, and its operation and course of action are same as described above;

See shown in Figure 7ly, available turning motor 117 and gear 120, tooth bar 121 replaces above-mentioned

linear motor

71,72, and its operation and course of action are same as described above;

See shown in Figure 8, also can be arranged on the gear 120 that drives by turning motor 117 main shafts between 2 tooth bars 121 on top and following i.e. left side and right side, like this, gear 120 can drive upper and lower 2 tooth bars 121 and this tooth bar fwd safety thick stick 8 when rotating simultaneously, and 2 safe thick sticks 8 are pushed out simultaneously or take in; This moment, so left side big and heavy stone post 42 or 66 also need be higher than right side big and heavy stone post 42 or 66, the diff-H of 2 side big and heavy stone posts was identical with the diff-H of 2 side safety thick sticks 8 because the safe thick stick 8 in left side is higher than right side safety thick stick 8; Replacing 2 turning motors with 1 turning motor like this, also is alternative setting; Its operation and course of action are same as described above.

See shown in Fig. 1,2,3,12 that " 3 " described sensor is an

inductosyn

83,84 or 88, comprise sensor sensing source metal or magnet, inductor (86 or 89);

Inductosyn

83,84 or 88 is arranged on the top or following of car 3 outside framves or leads on the boots 132, and its output signal shows that with digital electronic over-speed governor 97 is connected by lead 118; Each sensor sensing source metal or magnet, inductor (86 or 89) are to be arranged on equidistantly on hoistway wall 48 or the guide rail 40, its width is about 1～5 centimetre, its density is about 10～50 every meter, its for vertically arrange, parallel with guide rail 40 and when car 3 moves up and down, in face of

inductosyn

83,84 or 88, pass through very closely; Described inductosyn refers to electromagnetic sensor or hall sensing formula sensor, capacitor induction type sensor, resistance inductosyn, or other equivalent technologies coil pickups;

Described

inductosyn

83,84 can be two-sided, and promptly inductor 83 and 84 two sides of metal or magnet, inductor 86 that is placed in is seen shown in Figure 2; Inductosyn 88 also can be a single face, and promptly this inductosyn 88 places the one side of metal or magnet, inductor 89, see shown in Figure 3, specifically can be according to using needs to select;

Usability

inductive transducer

83,84 or 88 with digital operation that electronic over-speed governor 97 controls

linear motor

71,72 and the course of action of showing with identical described in above " 2 ".

" 4 " see shown in Figure 12,14, this device also comprises: be arranged on the interior linear motor 71,72 of machine room, lever 128, connecting rod 101, rope-clamping pliers piece 122, go up tension sheave, be arranged on the following tension sheave device of well, and walk around upper and lower tension sheave and safety tongs tie rod bonded assembly speed limiter wire rope 133; The digital electronic over-speed governor 97 that shows, be connected by the electric appliance circuits of wire of output terminal 114 with linear motor 71,72, the moving iron of linear motor or the front end of moving bar 72 are formed active shape with lever 128 1 ends and are connected, lever 128 other ends are formed active shape with connecting rod 101 1 ends and are connected, connecting rod 101 other ends are formed active shape with left and right rope-clamping pliers piece 122 outer ends and are connected, and left and right rope-clamping pliers piece 122 the inners are in 2 sides of speed limiter wire rope 133; The axis hole at lever 128 middle parts connects mounting 78 by axle 95; The axis hole at left and right rope-clamping pliers piece 122 middle parts connects axle bed 98 by axle 95; Linear motor 71, mounting 78, axle bed 98 are fixed on the framework.

Its operation and course of action are: (1) when number demonstration electronic over-speed governor 97 when sensor 83 or 88 records the car lapse rate and reaches the highest qualification speed, send the instruction of fault braking stagnation of movement immediately, by wire of output terminal 114 output starting current or paths, the cutin relay switching circuit, connect

linear motor

71,72, then moving bar 72 drives lever 128 1 ends and moves right, so lever 128 other ends are mentioned connecting rod 101, speed limiter wire rope 133 is moved down and clamped in the upper end of left and right sides rope-clamping pliers piece 122, also more folder is tighter; Later on being exactly conventional speed limiter wire rope 133 lifts the routine operation that safety tongs, safety tongs are clamped guide rail 48, braking car 3 by tie rod;

(2) show that electronic over-speed governor 97 is when sensor 83 or 88 records the car speed of rushing to summit and reaches the highest qualification speed when number, send the instruction of fault braking stagnation of movement immediately, by wire of output terminal output channel or working current, the cutin relay switching circuit, oppositely connect

linear motor

71,72, then moving bar 72 drives lever 128 1 ends and is moved to the left, so lever 128 other ends are depressed connecting rod 101, speed limiter wire rope 133 is moved and clamped in the lower end of left and right sides rope-clamping pliers piece 122, also more folder is tighter; Later on be exactly that conventional speed limiter wire rope 133 lifts the routine operation that safety tongs, safety tongs are clamped guide rail 48, braking car 3;

(3) for the clipping power of 122 pairs of speed limiter wire ropes 133 of buffering rope-clamping pliers piece, can be provided with compression spring or the spring plate that elastic force points to steel rope 133 at elasticity axle bed 98.

(4) can be arranged to, when number shows that electronic over-speed governor 97 sends the instruction that starts

linear motor

71,72, also send the instruction of closing hoisting motor, help the braking of car 3 like this; In the time of perhaps can being in the next door of the locating piece 73 on the moving bar 72 and locating piece 73 motions to hoisting motor source switch 47 through the place; Like this when moving bar 72 moves, this locating piece 73 hits the button of source switch 47 of the hoisting motor on next door, and then hoisting motor is closed, and helps the braking of car 3 like this; Behind trouble-shooting, moving bar 72 is retracted, locating piece 73 is recovered and switch 47 former relative positions.

(5) Figure 12 shows that two-way rope gripper; Also can make unidirectional rope gripper into, and be provided with: 1-shows in the electronic over-speed governor 97 at number, the highest qualification speed of tenesmus only is set; The right push button function of the source switch 47 of 2-hoisting motor is constant; 3-removes the left side button of the source switch 47 of hoisting motor, and the left end at moving bar 72 is provided with locating piece 77 (seeing shown in Figure 4) again, and bar 72 can only be moved to the left till this locating piece 77;

(6) see shown in Figure 12, described active shape connects, can form an active shape with the axle 95 of lever 128 1 ends with the axial trough 96 of moving bar 72 1 ends of linear motor and be connected to the example explanation, when moving bar 72 usefulness axial troughs 96 drive axle 95 sway of lever 128 1 ends, axle 95 in axial trough 96 on the energy end move, moving like this bar 72 and lever 128 can not obstruct; Perhaps also can be arranged to, lever 128 1 ends are inserted the medium mode of groove of an end of moving bar 72, see shown in Figure 12, as long as active shape bonded assembly two ends can not obstruct again in activity; The described active shape bonded assembly situation in other places is identical.

(7) see shown in Figure 12ly, lever 128 is L shaped, and the direction of the locality of its moving bar 72 and push-and-pull rope-clamping pliers piece (or voussoir) is mutually perpendicular; According to using needs, also the in-line lever can be set, then the locality of moving bar 72 and the direction of push-and-pull rope-clamping pliers piece (or voussoir) they are parallel to each other;

" 5 " see shown in Figure 13, this device also comprises: be arranged on the interior

linear motor

71,72 of machine room, lever 128, folder rope voussoir 134, go up tension sheave, be arranged on the following tension sheave device of well, and walk around upper and lower rope sheave and safety tongs tie rod bonded assembly speed limiter wire rope 133; The digital electronic over-speed governor 97 that shows is connected by the electric appliance circuits of lead 114 with

linear motor

71,72; The moving bar 72 of linear motor is formed active shape with lever 128 1 ends and is connected, lever 128 other ends are formed active shape with attaching parts 136 and are connected, attaching parts 136 is formed active shape with left and right folder rope voussoir 134 and is connected, and left and right folder rope voussoir 134 is in 2 sides of speed limiter wire rope 133; The axis hole at lever 128 middle parts connects mounting 78 by axle 95; Linear motor 71, mounting 78 are fixed on the framework.

Its operation and course of action are: (1) when number demonstration electronic over-speed governor 97 when sensor 83 or 88 records the car lapse rate and reaches the highest qualification speed, by wire of output terminal 114 output starting current or paths, the cutin relay switching circuit, connect the electric appliance circuits of

linear motor

71,72, then moving bar 72 drives lever 128 1 ends and moves right, so lever 128 other ends are depressed attaching parts 136, speed limiter wire rope 133 is just clamped in the upper end of left and right folder rope voussoir 134, also more folder is tighter; Later on being exactly conventional speed limiter wire rope 133 lifts the routine operation that safety tongs, safety tongs are clamped guide rail 48, braking car 3 by tie rod;

(2) show that electronic over-speed governor 97 is when sensor 83 or 88 records the car speed of rushing to summit and reaches the highest qualification speed when number, by wire of output terminal output channel or working current, the cutin relay switching circuit, oppositely connect the electric appliance circuits of

linear motor

71,72, then moving bar 72 drives lever 128 1 ends and is moved to the left, so lever 128 other ends are mentioned attaching parts 136, about the lower end of folder rope voussoir 134 just clamp speed limiter wire rope 133, and more folder is tighter; Later on be exactly that conventional speed limiter wire rope 133 lifts the routine operation that safety tongs, safety tongs are clamped guide rail 48, braking car 3;

(3) for the clipping power of 134 pairs of speed limiter wire ropes 133 of buffering folder rope voussoir, outside this voussoir, then can be provided with the spring 135 that elastic force points to steel rope 133;

(4), identical in the setting of (5), (6), (7) and above-mentioned " 4 ".

" 6 ", " 7 " see shown in Figure 4ly, also

available electromagnet

71,72 replaces the

linear motor

71,72 in above-mentioned " 4 ", " 5 "; Electromagnet 71 is the electromagnet main body, its built-in electromagnetic coil 105 or permanent magnet; Electromagnet 72 is the moving iron of electromagnet, and its rear end is connecting permanent magnet or magnet coil 105, and its front end is formed active shape with lever 128 1 ends and is connected; Other setting of this device and operation and course of action are with identical described in above-mentioned " 4 ", " 5 ".

" 8 ", " 9 " are seen shown in Figure 7, also available turning motor 117, gear 120, tooth bar 121 replace the

linear motor

71,72 in above-mentioned " 4 ", " 5 ": turning motor 117 main shafts drive tooth bar 121 by gear 120, and the front end of tooth bar 121 is formed active shape with lever 128 1 ends and is connected; Other setting of this device and operation and course of action are with identical described in above-mentioned " 4 ", " 5 ".

According to using needs, described electrical motor can be used linear motor, also available alternating-current motor/AC motor; Principle is identical, but electric appliance circuits figure has change, and it omits for known technology figure.

" 10 " the described digital electronic over-speed governor 97 that shows is by 1 pair or several the wire of output terminal 114 that starts path or working current or 130 etc. are connected with alarm device; Described siren horn device be alert Chinese percussion instrument 26 and/or Warning light 25, auto alarm called telephone 129, etc. similar technique siren horn device.

According to using needs, can show at number 1 or several the highest or inferior high qualification speed are set on the electronic over-speed governor 97, when the running velocity of car 3 reaches the high qualification speed of this time, the digital electronic over-speed governor 97 that shows sends 1 tunnel startup path or working current immediately, by wire of

output terminal

114 or 130 etc., connect alert Chinese percussion instrument 26 and/or Warning light 25, auto alarm called telephone 129 etc. in the fault alarm, see shown in Figure 5, send early warning so in advance, make service personnel trouble-shooting in time; When the early warning of sending is not noted, then electronic over-speed governor 97 sends 1 the tunnel immediately and starts path or working current when the highest qualification speed, connects safety catch, makes car out of service;

Also can show 1 or several minimum or inferior lower bound constant speed degree in certain section length of run scope are set on the electronic over-speed governor 97 at number, when the running velocity of car 3 reaches this minimum or inferior lower bound constant speed and spends in certain section length of run scope, the digital electronic over-speed governor 97 that shows sends 1 tunnel startup path or electric current immediately, connect alert Chinese percussion instrument 26 and/or Warning light 25, auto alarm called telephone etc. in the fault alarm circuit, perhaps connect safety catch, make car out of service; The energy trouble-shooting is when it just is in the embryonic stage like this;

Described digital demonstration electronic over-speed governor 97 both can be set to bidirectional speed limiter, also can be set to unidirectional velocity limiter; When it is bidirectional speed limiter, then can detects the running velocity of upstream or downstream car, and rush to summit or the decline that exceeds the speed limit, send early warning or braking instruction when falling at once in the car accident of upstream or downstream; When it is unidirectional velocity limiter, then can only detects the running velocity of descending car, and when descending car hypervelocity descends or falls, send early warning or braking instruction at once.

Claims

1. the sensor of a lifting mode elevator and number show the electronic over-speed governor safety device; Comprise power supply setting, mechanical drive, each parts of electrical installation, it is characterized in that: also comprise sensor (83,84 or 88), the digital electronic over-speed governor (97) that shows; The digital electronic over-speed governor (97) that shows is arranged in the elevator(lift) machine room, sensor (83,84 or 88) is arranged on the top or following of car (3) outside frame or leads on the boots (132), sensor light source (84) is arranged on by the sensor, and sensor anti-dazzle device or metal, magnet, inductor (86,89) are arranged on hoistway wall (48) or the guide rail (40); Signal of sensor is by the digital electronic over-speed governor (97) that shows of lead (118) access, and the digital electronic over-speed governor (97) that shows is provided with 1 or the path of several connection safety devices or the output line (114,130) of working current.

2. electronic over-speed governor safety device according to claim 1; It is characterized in that: described sensor is photosensitizing type sensor (83), comprises sensor light source (84) and anti-dazzle device (86); Photosensitizing type sensor (83) and sensor light source (84) are arranged on the top or following of car (3) outside frame or lead on the boots (132), and its output signal inserts the digital electronic over-speed governor (97) that shows by lead (118); Each sensor anti-dazzle device (86) is to be arranged on equidistantly on hoistway wall (48) or the guide rail (40), its width is about 1～5 centimetre, its density is about 10～50 every meter, its for vertically arrange, parallel with guide rail (40) and be in when moving up and down between photosensitizing type sensor (83) and the sensor light source (84) at car (3); Described sensor light source (84) is meant that irradiation is to the directed light of photosensitizing type sensor (83) or infrared light, laser, ultraviolet ray.

3. electronic over-speed governor safety device according to claim 1; It is characterized in that: described sensor is inductosyn (83,84 or 88), comprise sensor sensing source metal or magnet, inductor (86 or 89); Inductosyn (83,84 or 88) is arranged on the top or following of car (3) outside frame or leads on the boots (132), and its output signal is connected with the digital electronic over-speed governor (97) that shows by lead (118); Each sensor sensing source metal or magnet, inductor (86 or 89) are to be arranged on equidistantly on hoistway wall (48) or the guide rail (40), its width is about 1～5 centimetre, its density is about 10～50 every meter, its for vertically arrange, parallel with guide rail (40) and pass through in front at inductosyn (83,84 or 88) very closely when moving up and down at car (3); Described inductosyn refers to electromagnetic sensor or hall sensing formula sensor, capacitor induction type sensor, resistance inductosyn, other equivalent technologies inductosyn.

4. according to claim 1 or 2,3 described electronic over-speed governor safety devices; It is characterized in that: this device also comprises: be arranged on the interior linear motor (71,72) of machine room, lever (128), connecting rod (101), rope-clamping pliers piece (122), go up tension sheave, be arranged on the following tension sheave device of well, and walk around upper and lower tension sheave and safety tongs tie rod bonded assembly speed limiter wire rope (133); The digital electronic over-speed governor (97) that shows is connected by the electric appliance circuits of lead (114) with linear motor (71,72); The moving bar (72) of linear motor is formed active shape with lever (128) one ends and is connected, lever (128) other end is formed active shape with connecting rod (101) one ends and is connected, connecting rod (101) other end is formed active shape with left and right rope-clamping pliers piece (122) outer end and is connected, and left and right rope-clamping pliers piece (122) the inner is in 2 sides of speed limiter wire rope (133); The axis hole at lever (128) middle part connects mounting (78) by axle (95); The axis hole at left and right rope-clamping pliers piece (122) middle part connects axle bed (98) by axle (95); Linear motor (71), mounting (78), axle bed (98) all are fixed on the framework.

5. according to claim 1 or 2,3 described electronic over-speed governor safety devices; It is characterized in that: this device also comprises: be arranged on the interior linear motor (71,72) of machine room, lever (128), folder rope voussoir (134), go up tension sheave, be arranged on the following tension sheave device of well, and walk around upper and lower rope sheave and safety tongs tie rod bonded assembly speed limiter wire rope (133); The digital electronic over-speed governor (97) that shows is connected by the electric appliance circuits of lead (114) with linear motor (71,72); The moving bar (72) of linear motor is formed active shape with lever (128) one ends and is connected, lever (128) other end is formed active shape with attaching parts (136) and is connected, attaching parts (136) is formed active shape with left and right folder rope voussoir (134) and is connected, and left and right folder rope voussoir (134) is in 2 sides of speed limiter wire rope (133); The axis hole at lever (128) middle part connects mounting (78) by axle (95); Linear motor (71), mounting (78) all are fixed on the framework.

6. electronic over-speed governor safety device according to claim 4; It is characterized in that: this device includes electromagnet (71,72), and replaces linear motor (71,72) in the claim 4 with electromagnet (71,72); Electromagnet (71) is the electromagnet main body, its built-in electromagnetic coil (105) or permanent magnet; Electromagnet (72) is the moving iron of electromagnet, and its rear end is connecting permanent magnet or magnet coil (105), and its front end is formed active shape with lever (128) one ends and is connected.

7. electronic over-speed governor safety device according to claim 5; It is characterized in that: this device includes electromagnet (71,72), and replaces linear motor (71,72) in the claim 5 with electromagnet (71,72); Electromagnet (71) is the electromagnet main body, its built-in electromagnetic coil (105) or permanent magnet; Electromagnet (72) is the moving iron of electromagnet, and its rear end is connecting permanent magnet or magnet coil (105), and its front end is formed active shape with lever (128) one ends and is connected.

8. electronic over-speed governor safety device according to claim 4; It is characterized in that: this device includes turning motor (117), gear (120), tooth bar (121), and replaces linear motor (71,72) in the claim 4 with turning motor (117), gear (120), tooth bar (121); Turning motor (117) main shaft drives tooth bar (121) by gear (120), and the front end of tooth bar (121) is formed active shape with lever (128) one ends and is connected.

9. electronic over-speed governor safety device according to claim 5; It is characterized in that: this device includes turning motor (117), gear (120), tooth bar (121), and replaces linear motor (71,72) in the claim 5 with turning motor (117), gear (120), tooth bar (121); Turning motor (117) main shaft drives tooth bar (121) by gear (120), and the front end of tooth bar (121) is formed active shape with lever (128) one ends and is connected.

10. according to claim 1 or 2,3 described electronic over-speed governor safety devices; The described digital electronic over-speed governor (97) that shows is connected with the siren horn device by 1 or several output lines (114 or 130) that start paths or working current; Described siren horn device is alert Chinese percussion instrument (26) and/or Warning light (25), auto alarm called telephone (129), similar technique siren horn device.