CN210117131U - Screw elevator self-rescue mechanism - Google Patents
Screw elevator self-rescue mechanism Download PDFInfo
- Publication number
- CN210117131U CN210117131U CN201920827895.4U CN201920827895U CN210117131U CN 210117131 U CN210117131 U CN 210117131U CN 201920827895 U CN201920827895 U CN 201920827895U CN 210117131 U CN210117131 U CN 210117131U
- Authority
- CN
- China
- Prior art keywords
- driving
- nut
- car
- screw
- self
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Maintenance And Inspection Apparatuses For Elevators (AREA)
Abstract
The utility model provides a screw elevator self-rescue mechanism, which comprises a screw lifting mechanism with a screw and a car, wherein a locking component is arranged on the car to realize the detachable connection between a driving nut on the screw and the car; then, through set up the movable subassembly of driving oneself of nut between screw rod and car, inside the car was located to the operation portion of driving oneself of subassembly, realized inside self-driving function: when the elevator normally runs, the screw rotates to drive the car to move deeply, and the safety nut is fixed relative to the car; when the elevator breaks down, when the screw rod can not rotate, the passenger triggers the locking assembly in the car to realize that the drive nut unlocks and breaks away from the car, and then drives the safety nut to rotate relative to the screw rod, realizes that the elevator car is deep and moves by self-driving, realizes saving oneself.
Description
Technical Field
The utility model belongs to the technical field of elevator equipment, specificly relate to a screw rod elevator mechanism of saving oneself for outage or trouble etc..
Background
With the development and progress of society, the application of elevators is more and more popular, and especially, household elevators are accepted by more and more families, so that great convenience is brought to the family life of people.
Meanwhile, due to the problems of over-limit use, poor maintenance and quality of the elevator, or the influence of the internal and external environments of the elevator, great potential safety hazards are brought to the elevator. Sudden stopping of the elevator causes people to be trapped in the elevator, so that the people cannot be timely treated, and personal safety of passengers is seriously affected. The conventional self-rescue system is complex in operation, poor in timeliness and low in reliability.
Disclosure of Invention
The utility model aims at providing a screw elevator mechanism of saving oneself to it is complicated to solve the screw elevator system operation of saving oneself, the poor problem of reliability.
The specific scheme is as follows: a screw elevator self-rescue mechanism comprises a screw lifting mechanism and a car arranged on the screw lifting mechanism, wherein the screw lifting mechanism comprises a screw, a driving nut is arranged on the screw, and the driving nut is arranged on the car;
still be equipped with on this car from driving subassembly and locking subassembly:
the self-driving assembly comprises a safety nut, a nut driving mechanism in transmission connection with the safety nut and a self-driving operation part arranged in the lift car;
the safety nut is arranged on the screw rod and can be rotatably arranged on the lift car; the self-driving operation part is connected to the nut driving mechanism so as to drive the safety nut to rotate around the screw rod through the nut driving mechanism;
the locking assembly comprises a locking mechanism, a locking driving mechanism for driving the locking mechanism to unlock and an unlocking operation part arranged in the car;
the driving nut is connected to the car through the locking mechanism; the unlocking operation part is connected to the locking driving mechanism so as to drive the locking mechanism to unlock through the locking driving mechanism.
The utility model discloses further technical scheme does: the two screw rods are respectively arranged at two opposite sides of the lift car, each screw rod is provided with one driving nut, correspondingly, the two lock catch mechanisms are arranged, and the lock catch driving mechanisms are respectively connected to the two lock catch mechanisms.
The utility model discloses further technical scheme does: the locking mechanism comprises a bearing seat which is pivoted and installed, a bearing block which protrudes towards the direction corresponding to the driving nut is arranged at the upper end of the bearing seat, a clamping hook structure is further formed, and a clamping groove part is further arranged on the driving nut corresponding to the bearing block.
The utility model discloses further technical scheme does: the lock catch driving mechanism is arranged between the two lock catch mechanisms and comprises a disengaging wheel, two pull rods and a rotating pressure rod;
the disengaging wheel can be rotatably arranged on the lift car, one end of each of the two pull rods is eccentrically pivoted on the disengaging wheel, the other end of each of the two pull rods is respectively pivoted on the two clamping hook structures, and the rotating pressure rod is connected to the disengaging wheel to drive the disengaging wheel to rotate.
The utility model discloses further technical scheme does: the unlocking operation part comprises a small pulley and a disengaging handle connected to the small pulley, the disengaging handle is arranged in the lift car, a pull rope is wound on the small pulley, and the other end of the pull rope is guided by a pulley assembly and connected to the rotating pressure rod.
The utility model discloses further technical scheme does: a bracket is arranged at the position, corresponding to the safety nut, on the lift car, the safety nut is arranged below the bracket, and an end surface bearing is arranged between the safety nut and the bracket; the end face bearing is sleeved on the screw rod.
The utility model discloses further technical scheme does: the nut driving mechanism is a main shaft, and the self-driving operating part is a lifting handle which is pivoted; two ends of the main shaft are respectively in transmission connection with the lifting handle and the safety nut through bevel gear sets.
Has the advantages that: the screw elevator self-rescue mechanism comprises a screw lifting mechanism with a screw and a car, and a locking component is arranged on the car so as to realize the detachable connection between a driving nut on the screw and the car; then, through set up the movable subassembly of driving oneself of nut between screw rod and car, inside the car was located to the operation portion of driving oneself of subassembly, realized inside self-driving function: when the elevator normally runs, the screw rotates to drive the car to move deeply, and the safety nut is fixed relative to the car; when the elevator breaks down, when the screw rod can not rotate, the passenger triggers the locking assembly in the car to realize that the drive nut unlocks and breaks away from the car, and then drives the safety nut to rotate relative to the screw rod, realizes that the elevator car is deep and moves by self-driving, realizes saving oneself.
Drawings
Fig. 1 shows a schematic structural view of the self-rescue mechanism of the screw elevator of the utility model;
FIG. 2 shows an enlarged partial front view of FIG. 1;
FIG. 3 shows an enlarged, fragmentary elevation of another area of FIG. 1;
fig. 4 shows a partial enlarged view at a in fig. 3.
Detailed Description
To further illustrate the embodiments, the present invention provides the accompanying drawings. The accompanying drawings, which are incorporated in and constitute a part of this disclosure, illustrate embodiments of the invention and, together with the description, serve to explain the principles of the embodiments. With these references, one of ordinary skill in the art will appreciate other possible embodiments and advantages of the present invention. Elements in the figures are not drawn to scale and like reference numerals are generally used to indicate like elements.
The present invention will now be further described with reference to the accompanying drawings and detailed description.
With reference to fig. 1 to 3, the embodiment provides a self-rescue mechanism for a screw elevator, which includes a first screw lifting mechanism and a car disposed on the first screw lifting mechanism.
The screw lifting mechanism comprises two screws 1, each screw 1 is provided with a driving nut 10, the two screws 1 are respectively arranged at two opposite sides of the car, and then the driving nuts 10 on the screws 1 are arranged on the car.
The car includes car roof 12 and car bottom plate 31 that set up from top to bottom, and four car stands 22 link to each other with car roof 12 respectively the upper end, and the lower extreme links to each other with car bottom plate 31 to form the frame construction of a cuboid, and two these drive nuts 10 are located the relative both sides position of this car roof 12 respectively.
Still be equipped with on this car from driving subassembly and locking subassembly: in this embodiment, the locking assembly includes two locking mechanisms, a locking driving mechanism for driving the locking mechanisms to unlock, and an unlocking operation portion disposed in the car.
Two these latched devices all locate on this car roof 12, and locate the position that two relative both sides on this car roof 12 upper portion correspond two drive nuts 10 to respectively the fixed drive nut 10 that corresponds of closure:
the locking mechanism comprises a bearing seat 8 which is pivoted and installed, the bottom end of the bearing seat 8 is pivoted and installed on a car top plate 12, the upper end of the bearing seat is provided with a bearing block 7 which extends convexly towards the direction corresponding to the driving nut 10, a 7-shaped clamping hook structure is further formed, a clamping groove part is further arranged on the driving nut 10 corresponding to the bearing block, the bearing block 7 is pressed on the end face of the clamping groove part on the driving nut 10, the clamping groove part is an inclined plane which inclines outwards and downwards, self-locking is achieved, and the two driving nuts 10 are connected to the car through the corresponding locking mechanisms.
Since there are two latching mechanisms and one latching driving mechanism, in this embodiment, the latching driving mechanisms are respectively connected to two latching mechanisms:
the lock catch driving mechanism is arranged between the two lock catch mechanisms and comprises a disengaging wheel 15, a first pull rod 2, a second pull rod 5 and a rotating compression bar 4; the disengaging wheel 15 and the rotating pressure rod 4 are arranged on a rotating rod 3, the rotating rod 3 is arranged on a rotating rod seat 16, and the disengaging wheel 15 and the rotating pressure rod 4 can be rotatably arranged on the lift car; the first pull rod 2 and the second pull rod 5 are eccentrically pivoted at one ends on the disengaging wheel 15, the other ends of the first pull rod and the second pull rod are respectively pivoted at the upper ends of the bearing seats 8 of the two clamping hook structures, and the disengaging wheel 15 is rotated, so that the bearing seats 8 can swing around a pivoting shaft in a direction deviating from the direction of the driving nut 10, and the driving nut 10 is unlocked and disengaged from the car.
The unlocking operation part is connected to the lock catch driving mechanism to drive the lock catch mechanism to unlock through the lock catch driving mechanism:
the unlocking operation part comprises a small pulley 18 and a disengagement handle 19 connected to the small pulley 18, the small pulley 18 is rotatably mounted on the frame structure of the cage through a small pulley main shaft 20 and a small pulley bracket 17 for mounting the small pulley main shaft 20, and the disengagement handle 19 is arranged in the cage;
the small pulley 18 is wound with a steel wire rope 13 as a pull rope, and the other end of the steel wire rope 13 is guided by a pulley component and connected to the rotating pressure lever 4, specifically: the pulley assembly comprises a first pulley block 11 and a second pulley block 14 which are arranged on the car top plate 12, one end of a steel wire rope 13 is fixed on the rotating compression bar 4, and then the steel wire rope bypasses the first pulley block 11 and the second pulley block 14, and the other end of the steel wire rope is fixed on a pulley groove of the small pulley 18, so that the disengaging handle 19 drives the rotating compression bar 4 to swing, the disengaging wheel 15 is driven to rotate, and the two locking mechanisms are unlocked.
This from driving the subassembly includes safety nut 25, with this safety nut 25 transmission connection's nut actuating mechanism and locate the self-driving operation portion in this car:
in this embodiment, only one safety nut 25 is provided, which is sleeved on one screw rod 1 and can be rotatably mounted on the car, specifically: the car is provided with a bracket 23, the bracket 23 is a rectangular frame connected below the car roof 12, and the bottom of the bracket 23 is connected to the car upright post 22 through a cross rod 21; then, an end face bearing 24 is also sleeved on the screw rod 1; the bracket 23 is arranged on the car at a position corresponding to the safety nut 25, the safety nut 25 is arranged below the bracket 23, and the end face bearing 24 is arranged between the safety nut 25 and the bracket 23 so as to press and support the upper end of the safety nut 25.
The self-driving operation part is connected to the nut driving mechanism to be driven by the nut driving mechanism.
In this embodiment, the nut driving mechanism is a main shaft 27, and the self-driving operation part is a lifting handle 30 pivotally mounted on the car; a third straight bevel gear 29 is arranged on a rotating shaft of the lifting handle 30, end face straight bevel gears are arranged on the lower end face of the safety nut 25, a first straight bevel gear 26 meshed with the upper bevel gear of the safety nut 25 and a second straight bevel gear 28 meshed with the third straight bevel gear 29 are respectively arranged at two ends of the main shaft 27, and then the lifting handle 30 is rotated, namely the safety nut 25 is driven to rotate around the screw rod 1.
Of course, it is to be understood that in other embodiments: the locking mechanism can also be a bolt mechanism; the car can be provided with a standby storage battery, the lock catch driving mechanism or the nut driving mechanism is an electric driving mechanism, and the unlocking operation part and the self-driving operation part are operation buttons for starting an electric component.
While the invention has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (7)
1. A screw elevator self-rescue mechanism comprises a screw lifting mechanism and a car arranged on the screw lifting mechanism, wherein the screw lifting mechanism comprises a screw, a driving nut is arranged on the screw, and the driving nut is arranged on the car;
it is characterized in that the car is also provided with a self-driving component and a locking component:
the self-driving assembly comprises a safety nut, a nut driving mechanism in transmission connection with the safety nut and a self-driving operation part arranged in the lift car;
the safety nut is arranged on the screw rod and can be rotatably arranged on the lift car; the self-driving operation part is connected to the nut driving mechanism so as to drive the safety nut to rotate around the screw rod through the nut driving mechanism;
the locking assembly comprises a locking mechanism, a locking driving mechanism for driving the locking mechanism to unlock and an unlocking operation part arranged in the car;
the driving nut is connected to the car through the locking mechanism; the unlocking operation part is connected to the locking driving mechanism so as to drive the locking mechanism to unlock through the locking driving mechanism.
2. The screw elevator self-rescue mechanism according to claim 1, characterized in that: the two screw rods are respectively arranged at two opposite sides of the lift car, each screw rod is provided with one driving nut, correspondingly, the two lock catch mechanisms are arranged, and the lock catch driving mechanisms are respectively connected to the two lock catch mechanisms.
3. The screw elevator self-rescue mechanism according to claim 2, characterized in that: the locking mechanism comprises a bearing seat which is pivoted and installed, a bearing block which protrudes towards the direction corresponding to the driving nut is arranged at the upper end of the bearing seat, a clamping hook structure is further formed, and a clamping groove part is further arranged on the driving nut corresponding to the bearing block.
4. The screw elevator self-rescue mechanism according to claim 3, characterized in that: the lock catch driving mechanism is arranged between the two lock catch mechanisms and comprises a disengaging wheel, two pull rods and a rotating pressure rod; the disengaging wheel can be rotatably arranged on the lift car, one end of each of the two pull rods is eccentrically pivoted on the disengaging wheel, the other end of each of the two pull rods is respectively pivoted on the two clamping hook structures, and the rotating pressure rod is connected to the disengaging wheel to drive the disengaging wheel to rotate.
5. The screw elevator self-rescue mechanism according to claim 4, characterized in that: the unlocking operation part comprises a small pulley and a disengaging handle connected to the small pulley, the disengaging handle is arranged in the lift car, a pull rope is wound on the small pulley, and the other end of the pull rope is guided by a pulley assembly and connected to the rotating pressure rod.
6. The screw elevator self-rescue mechanism according to claim 1, characterized in that: a bracket is arranged at the position, corresponding to the safety nut, on the lift car, the safety nut is arranged below the bracket, and an end surface bearing is arranged between the safety nut and the bracket; the end face bearing is sleeved on the screw rod.
7. The screw elevator self-rescue mechanism according to claim 1, characterized in that: the nut driving mechanism is a main shaft, and the self-driving operating part is a lifting handle which is pivoted; two ends of the main shaft are respectively in transmission connection with the lifting handle and the safety nut through bevel gear sets.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920827895.4U CN210117131U (en) | 2019-06-04 | 2019-06-04 | Screw elevator self-rescue mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920827895.4U CN210117131U (en) | 2019-06-04 | 2019-06-04 | Screw elevator self-rescue mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210117131U true CN210117131U (en) | 2020-02-28 |
Family
ID=69615192
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920827895.4U Active CN210117131U (en) | 2019-06-04 | 2019-06-04 | Screw elevator self-rescue mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210117131U (en) |
-
2019
- 2019-06-04 CN CN201920827895.4U patent/CN210117131U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207792386U (en) | A kind of elevator rescue mechanism facilitating passenger self-rescue | |
| CN206901561U (en) | A kind of elevator door tripper | |
| CN111559683A (en) | Elevator with power-off braking friction type brake with compact structure | |
| CN108104675B (en) | Manual and electric integrated window opened up and down | |
| CN109896377A (en) | A kind of elevator rescue mechanism facilitating passenger self-rescue | |
| CN210117131U (en) | Screw elevator self-rescue mechanism | |
| CN112027844A (en) | Screw elevator self-rescue mechanism | |
| CN208516731U (en) | A kind of lift car fall arrest bearing device | |
| CN201056871Y (en) | Simple and safe type lifting and traverse shifting mechanical parking equipment | |
| CN207957460U (en) | Liftable type lift car | |
| CN113716461B (en) | Lifting device for propeller strut of crane ship | |
| CN105858509A (en) | Turntable locking device and crane | |
| CN210505182U (en) | Elevator layer door unlocking device | |
| CN109733975A (en) | A kind of elevator by roller type screw drive | |
| CN112027843A (en) | Novel double-screw elevator | |
| CN205675962U (en) | Integrated car door lock door lock device | |
| CN209275957U (en) | A kind of car door emergency unlocking device using compressed spring | |
| CN108533096B (en) | Electric locking structure of door lock for vehicle | |
| CN214828226U (en) | Safe type elevator car | |
| CN210029648U (en) | Novel double-screw elevator | |
| CN208994900U (en) | A kind of elevator underbeam shift mechanism | |
| CN211338458U (en) | Upper beam assembly | |
| CN208883348U (en) | A kind of horizontal moving simple type domestic derricking gear | |
| CN206842807U (en) | A kind of synchronous door knife | |
| CN216277396U (en) | Emergency unlocking device in rail car door |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |