CN217516480U - Elevator pit vaulting pole subassembly - Google Patents
Elevator pit vaulting pole subassembly Download PDFInfo
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- CN217516480U CN217516480U CN202221470234.9U CN202221470234U CN217516480U CN 217516480 U CN217516480 U CN 217516480U CN 202221470234 U CN202221470234 U CN 202221470234U CN 217516480 U CN217516480 U CN 217516480U
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- frame
- contact switch
- rod
- elevator
- supporting rod
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Abstract
The utility model discloses an elevator pit supporting rod assembly, which comprises a supporting rod, a sleeve rod frame, a contact switch, a reset mechanism and an unlocking mechanism, wherein the sleeve rod frame is arranged at the bottom of a guide rail of an elevator shaft, the supporting rod is arranged in the sleeve rod frame, and the contact switch is arranged on the supporting rod and the sleeve rod frame; the reset mechanism is respectively connected with the support rod and the sleeve rod frame so as to pull the support rod to be close to the sleeve rod frame to enable the contact switch to be kept in contact conduction; the unlocking mechanism is connected with the supporting rod, and the supporting rod is pulled to be separated from the rod sleeving frame through the unlocking mechanism so that the contact switch is disconnected; the bracing piece forms the structure that can incline the rotation towards elevator car below through a bolt and loop bar frame pivot, and the bracing piece top after the rotation of slope stretches out in elevator car below to form the pit bearing structure to elevator car, can stretch out the bracing piece rotation in the car below when getting into the pit and overhauing, when the elevator appears leading to the car whereabouts unusually, the bracing piece can prop the elevator, thereby the prevention takes place danger.
Description
Technical Field
The utility model relates to an elevator equipment technical field, concretely relates to pit bearing structure that can be used to support elevator car.
Background
Modern buildings are increasingly using elevators which need to be overhauled regularly to remove hidden dangers and maintain normal operation, and also to be overhauled when a fault occurs to remove the fault. Especially for villa type screw elevator, when the bottom of the elevator is in trouble or needs to be overhauled, the overhauling operation is more troublesome because the pit space is limited. In the past, the elevator is generally lifted and then is repaired at the bottom of the elevator, but the operation risk is high, and in case of falling of the elevator car, a safety accident is likely to be caused.
SUMMERY OF THE UTILITY MODEL
The utility model discloses shortcoming to prior art exists provides a higher elevator pit vaulting pole subassembly of security in simple structure, reasonable in design, the maintenance process.
In order to solve the technical problem, the utility model adopts the following technical scheme: an elevator pit bracing assembly characterized in that: the elevator safety protection device comprises a support rod, a sleeve rod frame, a contact switch, a reset mechanism and an unlocking mechanism, wherein the sleeve rod frame is arranged at the bottom of a guide rail of an elevator shaft, the support rod is arranged in the sleeve rod frame, the contact switch is arranged on the support rod and the sleeve rod frame and is connected with an elevator control system, and the normal work or the stop work of the elevator is controlled by the contact conduction or the disconnection of the contact switch; the width of the inner space of the sleeve rod frame is larger than that of the support rod, so that the support rod can move in the sleeve rod frame in a deviation way to realize the contact conduction or the disconnection of the contact switch; the reset mechanism is respectively connected with the support rod and the sleeve rod frame so as to pull the support rod to be close to the sleeve rod frame to enable the contact switch to be kept in contact conduction; the unlocking mechanism is connected with the supporting rod, and the supporting rod is pulled to be separated from the sleeve rod frame through the unlocking mechanism so that the contact switch is separated and disconnected; the supporting rod is pivoted with the sleeve rod frame through a bolt to form a structure capable of rotating obliquely towards the lower part of the elevator car, and the top end of the supporting rod after rotating obliquely extends out of the lower part of the elevator car to form a pit supporting structure for the elevator car.
Furthermore, the sleeve rod frame is of a semi-surrounding structure, one or two sides of the sleeve rod frame are provided with openings, and the upper section and the lower section of the supporting rod respectively extend out of the upper part and the lower part of the sleeve rod frame; a bending part is arranged at the middle lower section of the loop bar frame, and the bending part is bent and extends out of the opening part to form a loop structure so as to stop the supporting bar towards the side surface of one side of the elevator car and play a role in supporting the supporting bar in an inclined state; the lateral wall of the rod sleeving frame and the bending part are respectively provided with a strip-shaped hole extending along the deviation movement direction of the supporting rod, and the bolt penetrates through the supporting rod and is inserted into the two strip-shaped holes.
Further, the contact switch comprises a contact switch male head and a contact switch female head, wherein the contact switch male head is installed on the supporting rod, the contact switch female head is installed on the sleeve rod frame, and the contact switch male head is opposite to the contact switch female head.
Furthermore, a switch fixing seat is fixed at the middle upper section of the supporting rod, and the contact switch male head is installed on the switch fixing seat.
Furthermore, the reset mechanism comprises a reset cable and a reset spring, the upper end of the reset cable is connected with the support rod, and the connecting position of the reset cable and the support rod is higher than the position of the bolt; the lower end of the reset inhaul cable is connected with a reset spring, the reset spring is connected with the loop bar frame, and the connecting position of the reset spring and the loop bar frame is lower than the position of the bolt; the reset cable is tensioned through the elasticity of the reset spring to pull the support rod to the loop bar frame, so that the male head of the contact switch is in contact conduction with the female head of the contact switch.
Furthermore, the unlocking mechanism comprises an unlocking cable, the upper end of the unlocking cable penetrates through the bending part to be connected with the supporting rod, and the part of the unlocking cable connected with the supporting rod is close to the bolt; the connecting position of the unlocking cable and the supporting rod is positioned on the front side of the supporting rod, and the connecting position of the resetting cable and the supporting rod is positioned on the back side of the supporting rod, so that the pulling directions of the unlocking cable and the resetting cable are opposite.
Furthermore, the lower end of the unlocking cable is fixed on a cable fixing seat, a handle is mounted on the cable fixing seat, and the unlocking cable is pulled through the handle; a guide seat is arranged between the inhaul cable fixing seat and the support rod, and the unlocking inhaul cable is connected to the inhaul cable fixing seat after being wound through the guide seat, so that the installation position can be more flexibly arranged.
Further, a mounting bracket is fixed to an upper portion of the loop bar frame, and the loop bar frame is mounted on the hoistway guide rail via the mounting bracket.
Further, a stopper is installed on the bottom surface of the elevator car, and the support rod is inclined toward the elevator car and extends to be opposite to the stopper.
And in a normal state, the contact switch male head is in contact conduction with the contact switch female head, and the elevator can normally work. When the elevator needs to be overhauled in the pit, the unlocking stay rope is pulled through the handle, the unlocking stay rope pulls the supporting rod, the male head of the contact switch is disconnected from the female head of the contact switch, and the elevator stops working. Meanwhile, the supporting rod rotates towards the direction of the elevator car by taking the bolt as an axis, the upper end of the supporting rod obliquely extends out of the lower part of the elevator car, and the parts of the supporting rod, which are positioned above and below the bolt, are respectively clamped by the rod sleeving frame, so that the supporting rod can be kept stable even if the supporting rod is stressed. When the elevator falls down due to abnormal conditions, the supporting rod can abut against the stop piece to support the elevator, and danger is prevented. After the problem is eliminated, the reset inhaul cable pulls the supporting rod through the reset spring, and finally the contact switch male head and the contact switch female head are closed and conducted.
The utility model discloses an use elevator pit vaulting pole subassembly that mechanisms such as bracing piece, cover rack mainly constitute, can get into elevator pit through this subassembly and control the elevator stop work when overhauing at needs, and stretch out the bracing piece rotation in elevator car's below, when the elevator appears leading to the car whereabouts unusually, the elevator can be propped to the bracing piece, thereby the prevention takes place danger, has eliminated the potential safety hazard, has improved the security.
Drawings
FIG. 1 is an overall structure diagram of the present invention;
FIG. 2 is a structural view of the main body of the present invention;
fig. 3 is a structural view of another angle of the main body of the present invention.
In the figure, 1 is the bracing piece, 2 is loop bar frame, 21 is the portion of bending, 3 is the public head of contact switch, 4 is the female head of contact switch, 5 is the installing support, 6 is the switch fixing base, 7 is the bolt, 8 is the cable that resets, 9 is reset spring, 10 is the bar hole, 11 is the unblock cable, 12 is the cable fixing base, 13 is the handle, 14 is the guide holder.
Detailed Description
In this embodiment, referring to fig. 1 to 3, the elevator pit support rod assembly includes a support rod 1, a loop bar frame 2, a contact switch, a reset mechanism and an unlocking mechanism, the loop bar frame 2 is installed at the bottom of a guide rail of an elevator shaft, the support rod 1 is installed in the loop bar frame 2, the contact switch is installed on the support rod 1 and the loop bar frame 2 and connected with an elevator control system, and the normal operation or stop operation of an elevator can be controlled by the contact conduction or disconnection of the contact switch; the width of the inner space of the sleeve rod frame 2 is larger than that of the support rod 1, so that the support rod 1 can perform offset movement in the sleeve rod frame 2 to realize the contact conduction or disconnection of the contact switch; the reset mechanism is respectively connected with the support rod 1 and the sleeve rod frame 2 so as to pull the support rod 1 to be close to the sleeve rod frame 2 to enable the contact switch to be kept in contact conduction; the unlocking mechanism is connected with the supporting rod 1, and the supporting rod 1 is pulled to be separated from the sleeve rod frame 2 through the unlocking mechanism so that the contact switch is separated and disconnected; the supporting rod 1 is pivoted with the sleeve rod frame 2 through a bolt 7 to form a structure capable of obliquely rotating towards the lower part of the elevator car, and the top end of the supporting rod 1 after oblique rotation extends out of the lower part of the elevator car to form a pit supporting structure for the elevator car.
The sleeve rod frame 2 is of a semi-enclosed structure, one or two surfaces of the sleeve rod frame are provided with openings, and the upper section and the lower section of the support rod 1 respectively extend out of the upper part and the lower part of the sleeve rod frame 2; a bending part 21 is arranged at the middle lower section of the loop bar frame 2, the bending part 21 is bent and extends out of the opening part to form a loop structure so as to stop the supporting bar 1 towards the side surface of one side of the elevator car and play a role in supporting the supporting bar 1 in an inclined state; the lateral wall of the loop bar frame 2 and the bending part 21 are respectively provided with a strip-shaped hole 10 extending along the offset movement direction of the support bar 1, and the bolt 7 penetrates through the support bar 1 and is inserted into the two strip-shaped holes 10.
The contact switch comprises a contact switch male head 3 and a contact switch female head 4, wherein the contact switch male head 3 is installed on the supporting rod 1, the contact switch female head 4 is installed on the sleeve rod frame 2, and the contact switch male head 3 is opposite to the contact switch female head 4.
A switch fixing seat 6 is fixed at the middle upper section of the support rod 1, and the contact switch male head 3 is installed on the switch fixing seat 6.
The reset mechanism comprises a reset cable 8 and a reset spring 9, the upper end of the reset cable 8 is connected with the support rod 1, and the connection position of the reset cable 8 and the support rod is higher than the position of the bolt 7; the lower end of the reset cable 8 is connected with a reset spring 9, the reset spring 9 is connected with the loop bar frame 2, and the connecting position of the reset spring 9 and the loop bar frame 2 is lower than the position of the bolt 7; the elastic force of the reset spring 9 is used for tensioning the reset cable 8 to pull the supporting rod 1 to the loop bar frame 2, so that the contact switch male head 3 is in contact conduction with the contact switch female head 4.
The unlocking mechanism comprises an unlocking cable 11, the upper end of the unlocking cable 11 passes through the bending part 21 to be connected with the supporting rod 1, and the part of the unlocking cable 11 connected with the supporting rod 1 is close to the bolt 7; the connecting position of the unlocking cable 11 and the supporting rod 1 is positioned on the front side of the supporting rod 1, and the connecting position of the reset cable 8 and the supporting rod 1 is positioned on the back side of the supporting rod 1, so that the pulling directions of the unlocking cable 11 and the reset cable 8 are opposite.
The lower end of the unlocking cable 11 is fixed on a cable fixing seat 12, a handle 13 is installed on the cable fixing seat 12, and the unlocking cable 11 is pulled through the handle 13; a guide seat 14 is arranged between the cable fixing seat 12 and the support rod 1, and the unlocking cable 11 is connected to the cable fixing seat 12 after winding through the guide seat 14, so that the installation position can be more flexibly arranged.
A mounting bracket 5 is fixed to an upper portion of the loop bar frame 2, and the loop bar frame 2 is mounted on an elevator shaft guide rail via the mounting bracket 5.
A stopper is installed on the bottom surface of the elevator car, and the support rod 1 is inclined toward the elevator car and extends to be opposite to the stopper.
During normal state, the contact switch male head 3 is in contact conduction with the contact switch female head 4, and the elevator can work normally. When the elevator needs to be overhauled in the pit, the unlocking cable 11 is pulled through the handle 13, the supporting rod 1 is pulled through the unlocking cable 11, the contact switch male head 3 is disconnected from the contact switch female head 4, and the elevator stops working. Meanwhile, the supporting rod 1 rotates towards the direction of the elevator car by taking the bolt 7 as an axis, the upper end of the supporting rod 1 obliquely extends out of the lower part of the elevator car, and the front part and the rear part of the supporting rod 1, which are positioned above and below the bolt 7, are respectively clamped by the rod sleeving frame 2, so that the supporting rod 1 can be kept stable even if stressed. When the elevator falls down due to abnormal conditions, the support rod 1 can prop against the stop piece to support the elevator, so that danger is prevented. After the problem is eliminated, the reset guy cable 8 pulls the support rod 1 through the reset spring 9, and finally the contact switch male head 3 and the contact switch female head 4 are closed and conducted.
The above detailed description is only for the preferred embodiment of the present invention, and the scope of the present invention should not be limited by the above detailed description, and all the equivalent variations and modifications made according to the scope of the present invention should be included in the scope of the present invention.
Claims (9)
1. An elevator pit bracing assembly characterized in that: the elevator safety protection device comprises a support rod, a sleeve rod frame, a contact switch, a reset mechanism and an unlocking mechanism, wherein the sleeve rod frame is arranged at the bottom of a guide rail of an elevator shaft, the support rod is arranged in the sleeve rod frame, the contact switch is arranged on the support rod and the sleeve rod frame and is connected with an elevator control system, and the normal work or the stop work of the elevator is controlled by the contact conduction or the disconnection of the contact switch; the width of the inner space of the sleeve rod frame is larger than that of the supporting rod, so that the supporting rod can move in the sleeve rod frame in a deviation way to realize the contact conduction or disconnection of the contact switch; the reset mechanism is respectively connected with the support rod and the sleeve rod frame so as to pull the support rod to be close to the sleeve rod frame to enable the contact switch to be kept in contact conduction; the unlocking mechanism is connected with the supporting rod, and the supporting rod is pulled to be separated from the sleeve rod frame through the unlocking mechanism so that the contact switch is separated and disconnected; the supporting rod is pivoted with the loop bar frame through a bolt to form a structure capable of obliquely rotating towards the lower part of the elevator car, and the top end of the supporting rod after oblique rotation extends out of the lower part of the elevator car so as to form a pit supporting structure for the elevator car.
2. The elevator pit brace assembly of claim 1, wherein: the sleeve rod frame is of a semi-enclosed structure, one or two surfaces of the sleeve rod frame are provided with openings, and the upper section and the lower section of the supporting rod respectively extend out of the upper part and the lower part of the sleeve rod frame; a bending part is arranged at the middle lower section of the loop bar frame, and the bending part is bent and extends out of the opening part to form a loop structure so as to stop the supporting bar towards one side surface of the elevator car; the lateral wall of the rod sleeving frame and the bending part are respectively provided with a strip-shaped hole extending along the offset movement direction of the supporting rod, and the bolt penetrates through the supporting rod and is inserted into the two strip-shaped holes.
3. The elevator pit brace assembly of claim 1, characterized by: the contact switch comprises a contact switch male head and a contact switch female head, wherein the contact switch male head is installed on the supporting rod, the contact switch female head is installed on the sleeve rod frame, and the contact switch male head is opposite to the contact switch female head.
4. The elevator pit brace assembly of claim 3, characterized by: a switch fixing seat is fixed at the middle upper section of the supporting rod, and the contact switch male head is installed on the switch fixing seat.
5. The elevator pit brace assembly of claim 4, characterized in that: the reset mechanism comprises a reset cable and a reset spring, the upper end of the reset cable is connected with the support rod, and the connecting position of the reset cable and the support rod is higher than the position of the bolt; the lower end of the reset inhaul cable is connected with a reset spring, the reset spring is connected with the loop bar frame, and the connecting position of the reset spring and the loop bar frame is lower than the position of the bolt; the reset guy cable is tensioned by the elastic force of the reset spring to pull the support rod to the loop bar frame, so that the male head of the contact switch is contacted and conducted with the female head of the contact switch.
6. The elevator pit brace assembly of claim 5, characterized by: the unlocking mechanism comprises an unlocking cable, the upper end of the unlocking cable passes through the bending part to be connected with the supporting rod, and the part of the unlocking cable connected with the supporting rod is close to the bolt; the connecting position of the unlocking cable and the supporting rod is positioned on the front side of the supporting rod, and the connecting position of the resetting cable and the supporting rod is positioned on the back side of the supporting rod, so that the pulling directions of the unlocking cable and the resetting cable are opposite.
7. The elevator pit brace assembly of claim 6, characterized by: the lower end of the unlocking cable is fixed on a cable fixing seat, a handle is arranged on the cable fixing seat, and the unlocking cable is pulled through the handle; a guide seat is arranged between the stay rope fixing seat and the support rod, and the unlocking stay rope is connected to the stay rope fixing seat after being wound through the guide seat.
8. The elevator pit brace assembly of claim 1, characterized by: an installation bracket is fixed on the upper part of the loop bar frame, and the loop bar frame is installed on the guide rail of the elevator shaft through the installation bracket.
9. The elevator pit brace assembly of claim 1, characterized by: a stop member is mounted on the bottom surface of the elevator car, and the support rod extends obliquely towards the elevator car and is opposite to the stop member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221470234.9U CN217516480U (en) | 2022-06-10 | 2022-06-10 | Elevator pit vaulting pole subassembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221470234.9U CN217516480U (en) | 2022-06-10 | 2022-06-10 | Elevator pit vaulting pole subassembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217516480U true CN217516480U (en) | 2022-09-30 |
Family
ID=83391259
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221470234.9U Active CN217516480U (en) | 2022-06-10 | 2022-06-10 | Elevator pit vaulting pole subassembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217516480U (en) |
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2022
- 2022-06-10 CN CN202221470234.9U patent/CN217516480U/en active Active
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