CN109906196A - Lift car and elevator - Google Patents

Abstract

It promptly rescues outlet device and has and rescue door, hinge part and locking device, locking device has framework, cam body, rotary shaft, detection switch and fastened component.Cam body, rotary shaft and detection switch are contained in framework.Cam body includes the first cam bit engaged with fastened component；And the second cam bit that the switching movable part of detection switch is pressed when cam body has rotated.

Description

Lift car and elevator

Technical field

The present invention relates to have promptly to rescue the lift car of outlet device and have the elevator of the lift car.

Background technique

It is provided in the lift car of elevator and rescues mouth for rescuing the urgent of the passenger in lift car when urgent Device.Promptly rescue the ceiling that outlet device is configured at lift car.In addition, promptly rescuing outlet device is provided with switch, will rescue When the locking unlock gone out, stop the lifting action of lift car using the switch for safety.

Promptly outlet device is rescued as existing, such as with promptly rescuing outlet device documented by patent document 1.At this In patent document 1, records one kind and promptly rescue outlet device, this is promptly rescued outlet device and has: being set to the contact of lamina tecti Switch；Rotatably it is set to the core shift cam for rescuing lid；And core shift cam is fixed in one end, the other end is rescuing mouth Engaging in the locking level for the hook portion being arranged on lamina tecti when lid closure.In addition, in the technology described in patent document 1, tool It is standby: to be back and forth set to freely and rescue lid and side is pressed core shift cam by force, the other side is abutted with contact switch Bar；And the axis integrally rotated with core shift cam.

Citation

Patent document

Patent document 1: Japanese Unexamined Patent Publication 9-278303 bulletin

Summary of the invention

Subject to be solved by the invention

However, in the technology described in patent document 1, the contact switch setting for indicating detection switch is being indicated ceiling On the lamina tecti of plate, lid is being rescued into the locking level for being used to switch the connecting and disconnecting of contact switch setting.In this way, touching Point switch is respectively arranged at different components from locking level, therefore, not only impacts to the configuration of the works of surrounding, also leads Cause the enlargement for promptly rescuing outlet device.

The purpose of the present invention considers above-mentioned problem, provides a kind of miniaturization that can be realized and promptly rescue outlet device Lift car and elevator.

Solution for solving the problem

In order to solve the above problems, it achieves the object of the present invention, lift car of the invention has: hollow cage； And promptly rescue outlet device, be set in a manner of it can be opened and closed be arranged on the ceiling of cage promptly rescue mouth. It promptly rescues outlet device and has and rescue door, hinge part and locking device.It rescues a covering and promptly rescues mouth.Hinge part will be rescued Door bearing is that can rotate relative to ceiling.Locking device is locked in a manner of it can lock to rescuing.Locking device Have framework, cam body, rotary shaft, detection switch and fastened component.Framework, which is set to, rescues door.Cam body is contained in frame Body.Rotary shaft is contained in framework, and is that can rotate by cam body bearing.Detection switch is contained in framework, and to locking device Locked state detected with unlocked state.Fastened component is configured at ceiling, and engages with cam body.Moreover, cam body has Have: the first cam bit engaged with fastened component；And when cam body has rotated to be set to detection switch for switching The second cam bit that the switching movable part of the on-off of electric contact is pressed.

In addition, elevator of the invention has: carrying out the lift car of lifting action in liftway；Connect with lift car The hoist cable connect；It is wrapping with the hoist engine of hoist cable；And to the control unit that the driving of hoist engine is controlled.Lift car uses upper The lift car stated.

Invention effect

Lift car and elevator according to the present invention can be realized the miniaturization for promptly rescuing outlet device.

Detailed description of the invention

Fig. 1 is the sketch structure figure for showing the elevator of embodiment example.

Fig. 2 is the perspective view for showing the lift car of embodiment example.

Fig. 3 is the top view for showing the top of the cage in the lift car of embodiment example.

Fig. 4 is the cross-sectional view for promptly rescuing outlet device for being set to lift car for showing embodiment example.

Fig. 5 is the top view for showing the locking device for promptly rescuing outlet device of embodiment example.

Fig. 6 is the explanatory diagram for showing the locking mechanism for promptly rescuing outlet device of embodiment example.

Fig. 7 is the cross-sectional view for showing the locking device for promptly rescuing outlet device of embodiment example.

Fig. 8 is the top view for showing the unlocked state for promptly rescuing the locking device in outlet device of embodiment example.

Fig. 9 is the explanatory diagram of the locking mechanism in the state of showing Fig. 8.

Figure 10 is shown the locking dress for rescuing the state after door opens wide of embodiment example promptly rescued in outlet device The top view set.

Figure 11 is the explanatory diagram of the locking mechanism in the state of showing Figure 10.

Specific embodiment

Hereinafter, referring to Fig.1~Figure 11 is illustrated the embodiment example of lift car and elevator of the invention.It needs It is bright, identical appended drawing reference is marked to shared component in the various figures.

1. the structure of elevator

Firstly, being illustrated referring to Fig.1 to the structure of the elevator of embodiments of the present invention example (hereinafter referred to as " this example ").

Fig. 1 is the sketch structure figure for showing the structural example of elevator of this example.

As shown in Figure 1, the elevator 1 of this example is arranged in the liftway 110 being formed in building structure.Elevator 1 has It is standby to carry out lifting action in liftway 110 and load people, the lift car 120 of cargo, hoist cable 130, balance weight 140, volume Raise machine 100 and control unit 190.The top of liftway 110 is provided with Machine Room 160.

Hoist engine 100 is configured at Machine Room 160, goes up and down lift car 120 and being wrapping with hoist cable 130.In addition, rolling up Raise the deflector sheave 150 for being provided near machine 100 and setting up hoist cable 130.

Lift car 120 is installed in axial one end of hoist cable 130, is equipped in the axial other end of hoist cable 130 Balance weight 140.Therefore, lift car 120 links via hoist cable 130 with balance weight 140.Moreover, when hoist engine 100 drives When, lift car 120 and balance weight 140 carry out lifting action.

Control unit 190 is for example arranged in Machine Room 160.Moreover, control unit 190 controls the driving of hoist engine 100 System.

[lift car]

Then, it is illustrated referring to structure of the Fig. 2 and Fig. 3 to lift car 120.

Fig. 2 is the perspective view for showing lift car 120, and Fig. 3 is the top view for showing lift car 120.

As shown in Fig. 2, lift car 120 has cage 121 and gate cell 122.

Cage 121 is formed as hollow substantially rectangular parallelepiped.Cage 121 is provided with the entrance of face opening 124.Moreover, passing in and out people, cargo from entrance 124 in the inner space of cage 121.The door 123 of gate cell 122 is can open The mode closed is set to the entrance 124.

In addition, cage 121 has car floor 127, side plate 126 and ceiling 125.Car floor 127 is formed as big It causes rectangular-shaped.Side plate 126 is configured with around car floor 127.In the side plate 126 surrounded around car floor 127 A side plate 126 be formed with entrance 124.

Ceiling 125 is opposed in vertical direction relative to car floor 127.Ceiling 125 and the same landform of car floor 127 It is substantially rectangular shape.As shown in figure 3, ceiling 125 is made of multiple (being three in this example) panel 2A, 2B, 2C.Panel 2A, 2B, 2C are formed as tabular.Moreover, multiple panel 2A, 2B, 2C and horizontal direction are arranged side-by-side substantially in parallel.In addition, panel The end of the adjacent side panel 2A, 2C in 2B is formed with the top together with adjacent panel 2A, 2C vertically and turns back Folded-back part 2a.

The intermediate panel 2B that is configured in multiple panel 2A, 2B, 2C is formed with the urgent of shaped opening in the form of a substantially rectangular Rescue mouth 3.Promptly rescue the end for the adjacent side panel 2C that mouth 3 is formed in panel 2B.Opening for mouth 3 is promptly rescued to block The mode of mouth is provided on panel 2B promptly rescues outlet device 10.

It should be noted that in this example, illustrating that intermediate panel 2B is provided with the urgent example for rescuing outlet device 10 Son promptly rescues outlet device 10 however, not limited to this, can also be arranged in panel 2A, 2C of two sides.

[promptly rescuing outlet device]

Then, the structure for promptly rescuing outlet device 10 is illustrated referring to Fig. 3~Fig. 7.

Fig. 4 is to show the cross-sectional view for promptly rescuing outlet device 10.

As shown in figure 3, promptly rescue outlet device 10 have rescue door 11, hinge part 12 and to rescue door 11 with can on The locking device 13 that the mode of lock is locked.It rescues door 11 and is shaped generally as tabular.In addition, rescuing door 11 and promptly rescuing The shape of the opening of mouth 3 is accordingly formed as a generally rectangular shape.As shown in figure 4, this rescues door 11 via hinge part 12 with can The mode of opening and closing is installed on panel 2B.Mouth 3 is promptly rescued moreover, rescuing door 11 and covering.In addition, rescuing door 11 and panel 2B The end of the adjacent side panel 2C is provided with locking device 13.

Fig. 5 is the top view for showing locking device 13, and Fig. 6 is the side view of the locking device 13 from the adjacent side panel 2C Figure, Fig. 7 is the cross-sectional view for showing locking device 13.

As shown in figure 5, locking device 13 has framework 20, cam body 21, rotary shaft 22, detection switch 23, locking mechanism 24, fastened component 25, guidance pin 26 and margining tablet 27.In addition, locking device 13 has the handle part for being set to cam body 21 28。

Framework 20 has substrate 31, lid 32, the first side plate 33 and the second side plate 34.Moreover, framework 20 will be by that will put down The component of plate bends and is formed as hollow substantially rectangular parallelepiped.

Substrate 31 is shaped generally as the substantially planar of oblong-shaped.Substrate 31, which is placed in, rescues door 11.In the substrate 31 It is upper to be configured with cam body 21, rotary shaft 22, detection switch 23, locking mechanism 24, guidance pin 26 and margining tablet 27.In addition, The top of the up and down direction of substrate 31 is configured with lid 32.

Lid 32 is opposed to be arranged in the up-down direction relative to substrate 31.Lid 32 covers the cam for being configured at substrate 31 Body 21, rotary shaft 22, detection switch 23, locking mechanism 24, guidance pin 26 and margining tablet 27.Thereby, it is possible to prevent detection from opening 23 are closed to be trampled or the adhesive dust in detection switch 23 by operator.In addition, being formed with opening portion 32a in lid 32.From lid 32 opening portion faces the cam body 21 and handle part 28 that are set to substrate 31.

In addition, the end of folded-back part 2a side of first side plate 33 in substrate 31 is generally perpendicularly continuous.Second side plate 34 The end of the side opposite with the first side plate 33 in substrate 31 is generally perpendicularly continuous.First side plate 33 and the second side plate 34 Substrate 31 is clipped in the middle and opposed.First side plate 33 is opposed with folded-back part 2a.In addition, as shown in Figures 5 and 6, in the first side Plate 33 is configured with locking mechanism 24.

Then, cam body 21 and rotary shaft 22 are illustrated.

Rotary shaft 22 generally perpendicularly erects setting from substrate 31.In addition, as shown in fig. 7, axial in rotary shaft 22 The lower end of one end, i.e. up and down direction is through substrate 31 and rescues door 11 and projects to panel 2B.The one of the rotary shaft 22 End is formed with keyway 22a.Moreover, keyway 22a exposes to the inside of the cage 121 of lift car 120.By to the keyway 22a is inserted into tool, and rotary shaft 22 can be made to rotate from the inside of cage 121.

Axial the other end of rotary shaft 22, the i.e. upper end of up and down direction are provided with cam body 21.Cam body 21 It is shaped generally as circular tabular.Cam body 21 is supported on substrate 31 via rotary shaft 22 in a manner of it can rotate.In addition, Cam body 21 is opposed with substrate 31 via rotary shaft 22, rotates substantially in parallel with a face of substrate 31.

As shown in figure 5, cam body 21 has the first cam bit 35, the second cam bit 36 and third cam bit 37.First Cam bit 35, the second cam bit 36, third cam bit 37 are formed in the side of cam body 21 along the circumferential direction of cam body 21.

First cam bit 35 is stretched out from the side of cam body 21 towards folded-back part 2a.In addition, the first cam bit 35 is formed as It is generally fan-shaped.At Fig. 5 and locked state shown in fig. 6, the first cam bit 35 is configured above and below aftermentioned fastened component 25 The lower section in direction.In addition, being implemented with chamfering in the corner of the outer edge of the first cam bit 35.Therefore, the first cam bit 35 is outer Edge is formed as cone cell.

The end of the first cam bit 35 in the circumferential direction of cam body 21 has been continuously formed the second cam bit 36.Second is convex Outside of the piece 36 from the side of cam body 21 towards radial direction is taken turns to stretch out.It should be noted that the stretching of the second cam bit 36 Length is set to shorter than the extension elongation of the first cam bit 35.

In addition, being formed with third cam between the first cam bit 35 and the second cam bit 36 in the circumferential direction of cam body 21 Piece 37.Outside of the third cam bit 37 from the side of cam body 21 towards radial direction is stretched out.In addition, third cam bit 37 is stretched Length is set to longer than the extension elongation of the second cam bit 36 out, and is set to shorter than the extension elongation of the first cam bit 35.? Under locked state, the roller portion 43 of aftermentioned detection switch 23 is configured between the second cam bit 36 and third cam bit 37.

In addition, being formed with the first guide hole 38 and the second guidance on opposed with substrate 31 face in cam body 21 Hole 39.First guide hole 38 is formed between the first cam bit 35 and the second cam bit 36.Second guide hole 39 is formed in third Cam bit 37.Guidance pin 26 is embedded in first guide hole 38 and the second guide hole 39.

Guidance pin 26 is generally perpendicularly protruded from substrate 31.Guide the attached of rotary shaft 22 of the configuration of pin 26 in substrate 31 Closely.In addition, the front end of guidance pin 26 is opposed with a face of cam body 21.As shown in Figure 5 and 7, under locked state, draw Guide pin 26 is embedded in the first guide hole 38.In addition, in the unlocked state, guidance pin 26 is embedded in the second guide hole 39 (referring to Fig. 8 And Figure 10).In addition, guidance pin 26 generates click sound and click sense when being embedded in the first guide hole 38 or the second guide hole 39.

In addition, being provided with holding on another face of the opposite side in opposed with substrate 31 face in cam body 21 Portion 28.Handle part 28 is configured to be held by operator.Handle part 28 faces the opening portion 32a for being set to lid 32.Pass through Operator operates the handle part 28, so that cam body 21 is pivoted about with rotary shaft 22.

As described above, the size of the thickness direction of cam body 21 can be reduced by the way that cam body 21 is formed as tabular. In addition, the handle part 28 of rotation process for carrying out cam body 21 is in the perspective plane of cam body 21, without using handle, bar this The works of sample can be such that cam body 21 rotates.Thereby, it is possible to prevent handle, bar etc. prominent from the framework 20 of locking device 13 And it is interfered with neighbouring works.

Alternatively, it is also possible to the toggle spring of cam body 21 be kept to be set at the position of locked state shown in Fig. 5 Rotary shaft 22, cam body 21.

Then, detection switch 23 is illustrated.

Detection switch 23 is with the switch for forcing separating mechanism.Detection switch 23 has main part 41, switching movable part 42 and roller portion 43.Main part 41 is provided with electric contact (not shown).In addition, main part 41 is switched to examine by electric contact Survey the locked state and unlocked state of locking device 13.Main part 41 is detected when the on-off of electric contact is switched Signal is exported to control unit 190 (referring to Fig.1).The switching of the on-off of the electric contact of main part 41 is by switching movable part 42 It carries out.

Switching movable part 42 is supported on main part 41 in a swingable manner.Switch the plane of movable part 42 and substrate 31 It swings substantially in parallel.Switch movable part 42 swing when, switching be set to main part 41 electric contact (not shown) connection, It disconnects.In addition, switching movable part 42 is prominent towards the side of cam body 21 from main part 41.In addition, switching movable part 42 is not by The biasing member of diagram remains state shown in fig. 5.

The end of the end of the side opposite with main part 41, i.e. 21 side of cam body in switching movable part 42 is with can The mode of rotation is provided with roller portion 43.Roller portion 43 is abutted with the side in cam body 21.It should be noted that as shown in figure 5, Under locked state, roller portion 43 is connected to the second cam bit 36 in cam body 21 and the side between third cam bit 37.Moreover, Roller portion 43 is kept by the side between the second cam bit 36 and third cam bit 37.Thereby, it is possible to prevent switching movable part 42 from disobeying The wish of anti-operator and swing.

In addition, roller portion 43 is by cam body when cam body 21 is to when unlocking direction (in this case, it is clockwise) rotation The side pressing of the second cam bit 36 in 21 (referring to Fig. 8 and Figure 10).Then, switching movable part 42 is swung, and switches main part The on-off of 41 electric contact.

In addition, being configured with margining tablet 27 near detection switch 23.In addition, the configuration of margining tablet 27 is in detection switch 23 Between main part 41 and cam body 21.Top of the margining tablet 27 from substrate 31 towards up and down direction generally perpendicularly protrudes.It is inciting somebody to action When cam body 21 has rotated to unlocking direction, the end of the unlocking direction side in the first cam bit 35 abuts (ginseng with margining tablet 27 According to Fig. 8 and Figure 10).Then, margining tablet 27 limits the rotation to unlocking direction of cam body 21.

Then, locking mechanism 24 is illustrated.

As shown in Figures 5 and 6, locking mechanism 24 is set to the first side plate 33.Locking mechanism 24 has locking component 45, pendulum Moving axis 46, force application spring 47 and latch 48.Swinging axle 46 is set to the first side plate 33.In addition, swinging axle 46 runs through first Side plate 33, with a folded-back part 2a opposed face of the one end into the first side plate 33 are prominent.Locking component 45 is can put Dynamic mode is supported on the one end of swinging axle 46.

Locking component 45 is formed as tabular.Locking component 45 has locking plate 45a, contact piece 45b and connection sheet 45c.Connection sheet 45c is shaped generally as oblong-shaped.The one end of longitudinal direction in connection sheet 45c is provided with locking plate 45a, the other end of the longitudinal direction in connection sheet 45c are provided with contact piece 45b.

Locking plate 45a is generally perpendicularly protruded from the one end of connection sheet 45c.Contact piece 45b is another from connection sheet 45c's End is generally perpendicularly prominent to the direction opposite with locking plate 45a.In addition, being equipped with swinging axle 46 in connection sheet 45c.It is passing through When being mounted with locking component 45 to the first side plate 33 from swinging axle 46, locking plate 45a towards the direction isolated with substrate 31, i.e. on The top in lower direction is prominent.In contrast, the lower section of contact piece 45b towards the direction close with substrate 31, i.e. up and down direction is prominent Out.In addition, close rescue door 11 in the state of, contact piece 45b is abutted with panel 2B.

As shown in Figure 5 and 7, configured with an example for indicating biasing member between locking component 45 and the first side plate 33 Force application spring 47.Force application spring 47 is installed on swinging axle 46.As force application spring 47, such as use torsion-coil spring.Such as Fig. 6 Shown, the one end 47a of force application spring 47 is installed on the connection sheet 45c of locking component 45.In addition, the other end of force application spring 47 Portion 47b is installed on the first side plate 33.

Moreover, force application spring 47 applies locking component 45 in such a way that locking plate 45a is towards the top of up and down direction Power.It should be noted that close rescue door 11 in the state of, contact piece 45b is abutted with panel 2B, therefore, locking component 45 wobbling action stops.At this point, the first cam bit 35 that the locking plate 45a of locking component 45 configured in cam body 21 is upper and lower The lower section in direction.

It should be noted that in this example, illustrating an example as biasing member and having used by torsion-coil spring The example of the force application spring 47 of composition, but not limited thereto.As biasing member, as long as can be to locking component 45 to lock The elastic component that the mode of piece 45a upward exerts a force, such as rubber also can be used etc..

In addition, latch 48 is set to the first side plate 33.Latch 48 is from one of the first side plate 33 facing towards folded-back part 2a is prominent.Latch 48 is configured at the lower section of the up and down direction of the connection sheet 45c of locking component 45 in the first side plate 33.Work as lock When determining the swing of component 45, latch 48 abuts (referring to Fig.1 1) with connection sheet 45c.The wobbling action quilt of locking component 45 as a result, Latch 48 limits.

Then, fastened component 25 is illustrated.

As shown in Figure 5 and 7, fastened component 25 is fixed on the folded-back part 2a of panel 2B.Moreover, in addition, fastened component 25 Be formed as the generally perpendicularly curved tabular of a part.Moreover, fastened component 25 is prominent from folded-back part 2a towards cam body 21. It is completely in panel 2B that is, constituting the urgent component for rescuing outlet device 10.Promptly it will rescue outlet device 10 as a result, and be set to It when panel 2B, can prevent the configuration of the works to panel 2A, 2C other than panel 2B and surrounding from affecting, can be easy Ground carries out the setting operation for promptly rescuing outlet device 10.

Under locked state, fastened component 25 is configured at the top of the up and down direction of the first cam bit 35.By engaging structure Part 25 engages to limit the unlimited movement for rescuing door 11 with the first cam bit 35.As a result, promptly rescuing the upper of outlet device 10 Locking device 13 is locked, and is rescued door 11 and is not opened wide.

As described above, outlet device 10 is promptly rescued according to this example, other than the fastened component 25 in locking device 13, Whole components are accommodated in framework 20.Thereby, it is possible to realize the miniaturization for promptly rescuing outlet device 10.Further, since cam Body 21, detection switch 23 are not configured in rescuing the works other than door 11, therefore, will not promptly rescue outlet device 10 to setting Panel 2B other than panel 2A, 2C and surrounding works configuration generate limitation, can be improved the design of lift car 120 Freedom degree.

2. the movement of locking device

Then, the movement referring to Fig. 8~Figure 11 to the locking device 13 for promptly rescuing outlet device 10 with above structure It is illustrated.

Fig. 8 is the top view for showing the unlocked state of locking device 13, and Fig. 9 is the locking mechanism in the state of showing Fig. 8 24 figure, Figure 10 are to show that the top view of the locking device 13 of the state after door 11 opens wide will be rescued, and Figure 11 shows Figure 10 The figure of locking mechanism 24 under state.

In the case where the Emergency times such as the stranded accident that passenger has occurred in the cage 121 in lift car 120, make The locking device 13 for promptly rescuing outlet device 10 is set as unlocked state from the top of the ceiling 125 of lift car 120 by dealer.So Afterwards, operator will rescue door 11 and open and carry out rescuing operation.

Specifically, firstly, hand insertion is set to the opening portion 32a of framework 20 and carries out handle to handle part 28 by operator It holds.Then, operator operates handle part 28, is as shown in Figure 8 rotated in a clockwise direction cam body 21.Along with cam The spinning movement of body 21, the lower section that the first cam bit 35 passes through the up and down direction of fastened component 25.As a result, the first cam bit 35 with The fastening state of fastened component 25 releases, and locking device 13 becomes unlocked state.In addition, the unlocking direction in the first cam bit 35 The end of side is abutted with margining tablet 27.Spinning movement of the cam body 21 to unlocking direction is limited as a result,.

In addition, along with the spinning movement of cam body 21, the second cam bit 36 to the roller portion 43 of detection switch 23 carry out by Pressure.Then, switching movable part 42 overcomes the retentivity of biasing member (not shown) and swings, and switching movable part 42 is to being set to master The on-off of the electric contact (not shown) in body portion 41 switches over.In addition, main part 41 will be cut when electric contact has been switched Signal is changed to export to control unit 190 (referring to Fig.1).Then, control unit 190 makes hoist engine 100 by receiving switching signal Driving stops, and forbids the lifting action of lift car 120.Thereby, it is possible to safely carry out rescuing operation.

At this point, guidance pin 26 is detached to the rotation of unlocking direction from the first guide hole 38 along with cam body 21.Then, When the first cam bit 35 of cam body 21 is abutted with margining tablet 27, guidance pin 26 is embedded in the second guide hole 39.When guidance is sold 26, to when the insertion of the second guide hole 39, generate click sense, click sound.Thereby, it is possible to operator notify the first cam bit 35 with The fastening state of fastened component 25 is released and is had switched this case that the on-off of the electric contact of main part 41.

As shown in figure 9, being rotated by cam body 21 to unlocking direction, locking plate of first cam bit 35 from locking component 45 The top of the up and down direction of 45a is mobile.Therefore, it is opened above the up and down direction of locking plate 45a.

Then, it as shown in figure 4, operator makes to rescue door 11 and rotate via hinge part 12, is opened wide promptly mouth 3 is rescued. As a result, as shown in Figures 10 and 11, the contact piece 45b of locking component 45 is separated with panel 2B, the up and down direction of contact piece 45b Lower section is opened.Then, using the active force of force application spring 47, make locking component 45 with locking plate 45a towards up and down direction The mode that top rises is swung.In addition, connection sheet 45c is supported with latch 48 after locking component 45 is with defined angle swinging It connects.The wobbling action of locking component 45 stops as a result,.

At this point, the upper end configuration of the up and down direction of locking plate 45a is in the first cam bit 35 than cam body 21 by up and down The position of the top in direction.In addition, locking plate 45a configuration is under the locking direction (counter clockwise direction) in the first cam bit 35 Swim side.

Moreover, the end of unlocking direction (clockwise direction) side in the first cam bit 35 is abutted with margining tablet 27, first The end of locking direction (counter clockwise direction) side in cam bit 35 is abutted with locking plate 45a.Therefore, cam body 21 is to unlock side To rotation and to locking direction rotation all limited, cam body 21 is in the unlocked state by margining tablet 27 and locking plate 45a It keeps.In addition, since cam body 21 is kept in the unlocked state, the pendulum of the switching movable part 42 in detection switch 23 Movement is also kept, and will not switch the on-off of electric contact.

Thereby, it is possible to prevent make to rescue the open state lower cam body 21 of door 11 violate operator wish and Xiang Shangsuo Direction rotates the on-off of the electric contact to change detection switch 23.Forbidding lift car as a result, being able to maintain that The state of 120 lifting action can be improved the safety for rescuing operation.

In addition, as shown in figure 4, operator makes to rescue the rotation of door 11 via hinge part 12, being closed after rescuing operation Promptly rescue mouth 3.At this point, as shown in figure 9, the contact piece 45b of locking component 45 is abutted with panel 2B.Therefore, locking component 45 The active force for overcoming force application spring 47 is swung in such a way that locking plate 45a is towards the decline of the lower section of up and down direction.Then, it locks Piece 45a configuration is in the position than the first cam bit 35 by the lower section of up and down direction.

Then, operator operates handle part 28, makes cam body 21 to locking direction (counter clockwise direction) rotation.As a result, such as Shown in Fig. 5 and Fig. 6, the first cam bit 35 enters the lower section of the up and down direction of fastened component 25, fastened component 25 and the first cam Piece 35 engages.Therefore, it rescues door 11 and is engaged component 25 and the limitation of the first cam bit 35, locking to the rotational action in unlimited direction Device 13 is locked.In addition, since the corner of the outer edge of the first cam bit 35 is formed as cone cell, make cam body 21 When having rotated to locking direction, the first cam bit 35 can be made swimmingly to enter the lower section of fastened component 25.

It is rotated by cam body 21, the second cam bit 36 is released to the pressing of the roller portion 43 of detection switch 23.Therefore, it examines That surveys switch 23 switches movable part 42 by the retentivity of biasing member (not shown) from Fig. 8 and state shown in Fig. 10 to figure State shown in 5 is swung.Switch the on-off of the electric contact of main part 41 as a result,.Then, main part 41 is in electric contact quilt Switching signal is exported to control unit 190 (referring to Fig.1) when having switched.Then, control unit 190 is right by receiving switching signal The driving of hoist engine 100 is permitted, to permit the lifting action of lift car 120.Lift car 120 becomes energy as a result, The state enough gone up and down.

In addition, being abutted by the third cam bit 37 of cam body 21 with roller portion 43 to limit the spinning movement of cam body 21. In addition, guidance pin 26 is detached from along with the rotation of cam body 21 and from the second guide hole 39, it is embedded into the first guide hole 38.Pass through The click sense that generates at this time, click sound can notify locking device 13 be locked this case to operator.It uses as a result, That promptly rescues outlet device 10 rescues operation completion.

It should be noted that not departing from request patent the present invention is not limited to embodiment above-mentioned and shown in the drawings Various modifications implementation is able to carry out in the range of the purport invented documented by protection scope.For example, in above-mentioned embodiment In example, illustrate to abut by contact piece 45b with panel 2B to limit the example of the wobbling action of locking component 45, but do not limit In this.

For example, it is also possible to the first of the locking plate 45a of locking component 45 and cam body 21 convex by making under locked state Wheel piece 35 abuts to limit the wobbling action of locking component 45.In this case, when cam body 21 has rotated to unlocking direction, It is opened above the up and down direction of locking plate 45a, therefore, locking component 45 can be made to swing.As a result, can open The spinning movement of cam body 21 is limited before rescuing door 11.

In addition, the lift car with above structure also can be applied to do not have the so-called of Machine Room in liftway Machine House-less elevator.

It should be noted that having used the terms such as " parallel " and " orthogonal " in the present specification, but these terms are not only Indicate proper " parallel " and " orthogonal ", can also in comprising including " parallel " and " orthogonal " can be further Play the state of " substantially parallel " and " substantially orthogonal " of the range of its function.

Description of symbols:

1 ... elevator, 2A, 2B, 2C ... panel, 2a ... folded-back part, 3 ... promptly rescue mouth, and 10 ... promptly rescue outlet device, 11 ... rescue door, 12 ... hinge parts, 13 ... locking devices, 20 ... frameworks, 21 ... cam bodies, 22 ... rotary shafts, 22a ... keyway, 23 ... detection switch, 24 ... locking mechanisms, 25 ... fastened components, 26 ... guidance pins, 27 ... margining tablets, 28 ... handle parts, 31 ... Substrate, 32 ... lids, the opening portion 32a ..., 33 ... first side plates, 34 ... second side plates, 35 ... first cam bits, 36 ... second is convex Piece is taken turns, 37 ... third cam bits, 38 ... first guide holes, 39 ... second guide holes, 41 ... main parts, 42 ... switch movable parts, 43 ... roller portions, 45 ... locking components, 45a ... locking plate, 45b ... contact piece, 45c ... connection sheet, 46 ... swinging axles, 47a ... one End, the other end 47b ..., 48 ... latch, 100 ... hoist engines, 110 ... liftways, 120 ... lift cars, 121 ... sedan-chairs Compartment room, 122 ... gate cells, 123 ... doors, 124 ... entrances, 125 ... ceilings, 126 ... side plates, 127 ... car floors, 130 ... Hoist cable, 140 ... balance weights, 160 ... Machine Rooms, 190 ... control units.

Claims (5)

1. a kind of lift car, wherein

The lift car has:

Hollow cage；And

Promptly rescue outlet device, be set in a manner of it can be opened and closed be arranged on the ceiling of the cage promptly rescue Mouthful,

It is described promptly to rescue outlet device and have:

Door is rescued, covering is described promptly to rescue mouth；

The door bearing of rescuing is that can rotate relative to the ceiling by hinge part；And

Locking device locks to described rescue in a manner of it can lock,

The locking device has:

Framework is set to and described rescues door；

Cam body is contained in the framework；

Rotary shaft is contained in the framework, and is that can rotate by cam body bearing；

Detection switch is contained in the framework, and detects to the locked state and unlocked state of the locking device；With And

Fastened component is configured at the ceiling, and engages with the cam body,

The cam body includes

First cam bit engages with the fastened component；And

Second cam bit, when the cam body has rotated, to be set to the detection switch for switching electric contact The switching movable part of on-off is pressed.

2. lift car according to claim 1, wherein

The locking device has the handle part for the rotation process for carrying out the cam body,

The handle part is in the perspective plane of the cam body.

3. lift car according to claim 1, wherein

The locking device has:

Margining tablet is set to the framework, when the cam body has rotated to unlocking direction, the margining tablet and described first The end abutment of unlocking direction side in cam bit；And

The end abutment of locking direction side in locking mechanism, with first cam bit limits the cam body to locking The rotation in direction.

4. lift car according to claim 1, wherein

The locking device has:

Handle part carries out the rotation process of the cam body；

Margining tablet is set to the framework, when the cam body has rotated to unlocking direction, the margining tablet and described first The end abutment of unlocking direction side in cam bit；And

Locking mechanism limits rotation of the cam body to locking direction,

The framework includes

Substrate is placed in and described rescues door；

Lid, it is opposed with the substrate, the detection switch is covered, and be formed in face of the opening portion of the handle part；

First side plate, it is generally perpendicularly continuous from the one end of the substrate；And

Second side plate, it is generally perpendicularly continuous from the other end of the substrate and opposed with first side plate,

The cam body is formed as tabular, and rotates substantially in parallel with a face of the substrate,

The fan-shaped shape in the side of first cam bit from the cam body stretches out, and matches under the locked state of the locking device It sets in the lower section of the up and down direction of the fastened component,

Another face of the opposite side in opposed with the substrate face in the cam body is arranged in the handle part, and In perspective plane in the cam body,

The locking mechanism has:

Swinging axle, it is prominent from first side plate；And

Locking component is supported on the swinging axle in a swingable manner, should under the locked state of the locking device The end abutment of locking direction side in locking component and first cam bit.

5. a kind of elevator, wherein

The elevator has:

Lift car carries out lifting action in liftway；

Hoist cable is connect with the lift car；

Hoist engine has been wrapping with the hoist cable；And

Control unit controls the driving of the hoist engine,

The lift car has:

Hollow cage；And

Promptly rescue outlet device, be set in a manner of it can be opened and closed be arranged on the ceiling of the cage promptly rescue Mouthful,

It is described promptly to rescue outlet device and have:

Door is rescued, covering is described promptly to rescue mouth；

The door bearing of rescuing is that can rotate relative to the ceiling by hinge part；And

Locking device locks to described rescue in a manner of it can lock,

The locking device has:

Framework is set to and described rescues door；

Cam body is contained in the framework；

Rotary shaft is contained in the framework, and is that can rotate by cam body bearing；

Detection switch is contained in the framework, and detects to the locked state and unlocked state of the locking device, to The control unit output detection signal；And

Fastened component is configured at the ceiling, and engages with the cam body,

The cam body includes

First cam bit engages with the fastened component；And

Second cam bit, when the cam body has rotated, to be set to the detection switch for switching electric contact The switching movable part of on-off is pressed.