CN211971423U - Safety pin assembly for machine-room-less elevator maintenance - Google Patents
Safety pin assembly for machine-room-less elevator maintenance Download PDFInfo
- Publication number
- CN211971423U CN211971423U CN202020510026.1U CN202020510026U CN211971423U CN 211971423 U CN211971423 U CN 211971423U CN 202020510026 U CN202020510026 U CN 202020510026U CN 211971423 U CN211971423 U CN 211971423U
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- Prior art keywords
- safety
- safety pin
- pin
- handle
- elevator
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- Expired - Fee Related
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- 238000012423 maintenance Methods 0.000 title description 10
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 230000005484 gravity Effects 0.000 description 6
- 238000003780 insertion Methods 0.000 description 5
- 230000037431 insertion Effects 0.000 description 5
- 230000000903 blocking effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
Abstract
The utility model discloses a no computer lab elevator overhauls uses safety pin subassembly, including safety pin mount, safety pin, pressure spring, UKS switch, handle. Safety pin mount fixed mounting has been seted up on the roof beam on the car, and I shape recess has been seted up on safety pin mount top, the safety pin runs through safety pin mount and inserts in the insert hole of fixing on the link plate on car guide rail, has seted up the screw hole in the safety pin, the safety pin endotheca is equipped with the pressure spring, safety pin mount top fixed mounting has the UKS switch, install the handle in the right side below recess of I shape recess, handle one end is equipped with the screw thread to pass the screw hole fixed connection on I shape recess and the safety pin, and the handle card is between the pressure spring. Through the arrangement of the I-shaped groove, the handle and the pressure spring, the problem that the car is clamped by the conventional safety pin when the elevator deflects, which is moved outwards, is solved, and therefore the normal operation of the elevator is ensured.
Description
Technical Field
The utility model relates to a no computer lab elevator field specifically is a no computer lab elevator overhauls uses safety pin subassembly.
Background
The elevator as a carrier moves to and fro between a high rise and the ground, and is dangerous, so that the elevator needs to be repaired and maintained regularly, the normal operation of the elevator is ensured, and the safety of elevator taking personnel is ensured. The existing machine room-less elevator adopts a bent safety pin fixing frame, a safety pin, a fixing plate on a guide rail and an electrical switch, wherein a manual pin shaft handle is arranged on the safety pin, the handle always drops under the action of gravity and is clamped in a gap of the safety fixing plate, when a maintenance worker enters a car roof for maintenance, the safety pin is manually lifted, the safety pin is pushed out to the other gap of the safety pin, the safety pin touches the electrical switch, the electrical switch performs disconnection, the whole safety loop of the elevator is disconnected, and the safety pin is inserted into the fixing plate fixed on the guide rail, so that the safety problem caused by the movement of a car under the condition of gravity difference is prevented; however, when the lift car runs, the safety gear is in a working state, the lift car bounces upwards and falls down, the pin shaft handle can also move up and down under the inertia condition of the lift, if the lift is braked partially, the safety pin is likely to move away from the notch of the safety pin fixing frame, and the safety pin moves towards the fixing plate on the guide rail under the gravity, so that the lift car is clamped, and potential safety hazards are caused.
Disclosure of Invention
In order to overcome the not enough of prior art, the utility model provides a no computer lab elevator overhauls uses safety insurance round pin subassembly, including safety insurance round pin mount, safety insurance round pin, pressure spring, UKS switch, handle.
The utility model provides a technical scheme that prior art problem adopted is: the safety insurance pin fixing frame is fixedly arranged on an upper beam of the lift car, the safety insurance pin fixing frame is a bent steel plate, the straight section of the safety insurance pin fixing frame is in a shape of a convex character, an I-shaped groove is formed in the top end of the safety insurance pin fixing frame, mounting holes are formed in the bottom end of the safety insurance pin fixing frame, the number of the mounting holes is 4, the safety insurance pin fixing frame passes through the mounting holes through bolts and is fixed on the upper beam of the lift car, the safety insurance pin penetrates through the safety insurance pin fixing frame and is inserted into an insertion hole formed in a hanging plate fixed on a lift car guide rail, the safety insurance pin is vertically arranged with two parallel grooves of the I-shaped groove, a threaded hole is formed in the safety insurance pin, a pressure spring is sleeved on the safety insurance pin and is positioned in the safety insurance pin fixing frame, a UKS switch is fixedly arranged at the top end of the, the UKS switch is perpendicular to the safety insurance pin, the UKS switch is fixed at the upper right corner of an I-shaped groove formed in the top end of the safety insurance pin fixing frame through a bolt, a handle is installed in the groove at the lower right side of the I-shaped groove, threads are arranged at one end of the handle, the handle penetrates through the I-shaped groove and is fixedly connected with a threaded hole in the safety insurance pin, and the handle is clamped between the pressure springs.
Furthermore, the link plate passes through the pressure guide plate and fixes on car guide rail with the bolt, and the patchhole on the link plate specifically is 3, and the patchhole on the link plate is the elliptical aperture, and the aperture of the patchhole on the link plate is 1.1 times of safety catch diameter.
Further, the handle and the UKS switch are arranged on the same axis, and the handle is arranged right below the UKS switch.
The utility model has the advantages that: through set up the I shape recess at safety insurance round pin mount top, wear to establish the handle in the I shape recess, the handle is fixed on the safety insurance round pin, and block between the pressure spring that safety insurance round pin cover was established, under elevator normal operating or the state of stopping partially, the handle is because under the spring action of pressure spring, there is the thrust to the link plate direction all the time, the handle can not receive the influence of elevator gravity downwards and upwards release and contact the UKS switch, the problem that current safety insurance round pin outwards removed and block the car when the elevator stops partially has been solved, thereby guarantee the normal operating of elevator.
Drawings
FIG. 1 is a schematic view of an assembly structure of a conventional elevator service safety pin assembly;
fig. 2 is a schematic front view of the present invention;
fig. 3 is a schematic side view of the present invention;
fig. 4 is a schematic top view of the present invention;
FIG. 5 is a schematic structural view of a safety pin fixing frame of the present invention;
FIG. 6 is a schematic structural view of a safety pin of the present invention;
in the figure, 1, a safety fuse fixing frame, 101, a mounting hole, 2, a car upper beam, 3, an I-shaped groove, 301, two parallel grooves, 302, a right lower groove, 303, a left lower groove, 4, a safety fuse, 401, a threaded hole, 5, a car guide rail, 6, a hanging plate, 601, an insertion hole, 7, a pressure spring, 8, a UKS switch, 9, a handle, 10 and a pressure guide plate.
Detailed Description
The technical solution of the present invention will be described in detail below with reference to the accompanying drawings and through specific embodiments, a safety pin assembly for machine room free elevator maintenance comprises a safety pin fixing frame 1, a safety pin 4, a pressure spring 7, a UKS switch 8, and a handle 9, wherein the safety pin fixing frame 1 is fixedly installed on a car upper beam 2, the safety pin fixing frame 1 is a bent steel plate, the straight cross section of the safety pin fixing frame 1 is in a shape of "convex", an i-shaped groove 3 is formed at the top end of the safety pin fixing frame 1, mounting holes 101 are formed at the bottom end of the safety pin fixing frame 1, the number of the mounting holes 101 is 4, the safety pin fixing frame 1 passes through the mounting holes 101 through bolts and is fixed on the car upper beam 2, the safety pin 4 passes through the safety pin fixing frame 1 and is inserted into an insertion hole 601 fixed on a hanging plate 6 on a car guide rail 5, the safety insurance pin 4 is perpendicular to two parallel grooves 301 of the I-shaped groove 3, a threaded hole 401 is arranged in the safety insurance pin 4, a pressure spring 7 is sleeved on the safety insurance pin 4, the pressure spring 7 is positioned in a safety insurance pin fixing frame 1, a UKS switch 8 is fixedly installed at the top end of the safety insurance pin fixing frame 1, the UKS switch 8 is electrically connected with a circuit for providing power for an elevator, the lower end of the UKS switch 8 extends to the central position of the two parallel grooves 301 of the I-shaped groove 3, the UKS switch 8 is perpendicular to the safety insurance pin 4, the UKS switch 8 is fixed at the right upper corner of the I-shaped groove 3 formed at the top end of the safety insurance pin fixing frame 1 through a bolt, the maintenance and replacement of the UKS switch 8 are convenient, a handle 9 is installed in a groove 302 at the right lower part of the I-shaped groove 3, one end of the handle 9 is provided with threads and penetrates through the I-, and the handle 9 is clamped between the compression springs 7.
Further, link plate 6 passes through pressure guide plate 10 and bolt fastening on car guide 5, and the patchhole 601 on link plate 6 specifically is 3, and patchhole 601 on link plate 6 is the elliptical hole, and the aperture of patchhole 601 on link plate 6 is 1.1 times of safety insurance pin 4 diameter, and when safety insurance pin 4 inserted in patchhole 601 on link plate 6, safety insurance pin 4 can insert fast, unimpeded.
Furthermore, the handle 9 and the UKS switch 8 are positioned on the same axis, the handle 9 is positioned under the UKS switch 8, when the handle 9 is pushed upwards to contact the UKS switch 8, the UKS switch 8 acts to disconnect a circuit for providing power for the running of the elevator, and the running state of the elevator is electrically controlled, so that the safety guarantee is added for the maintenance of the elevator; when the handle 9 is pushed to the left lower groove 303 of the I-shaped groove 3, the safety pin 4 is driven by the handle 9 to be inserted into the insertion hole 601 in the hanging plate 6, and the elevator can be overhauled at the moment.
The utility model discloses an I shape recess 3 is seted up on the top of safety insurance round pin mount 1, set up handle 9 in the I shape recess 3, establish pressure spring 7 through the cover on safety insurance round pin 4, pressure spring 7 is located safety insurance round pin mount 1, handle 9 is fixed in safety insurance round pin 4's screw hole 401, and handle 9 card is between pressure spring 7, under elevator normal operating or the state of stopping partially, handle 9 is because under the spring action of pressure spring 7, there is the thrust to 6 directions of link plate throughout, handle 9 can not receive the influence of the downward gravity of elevator and upwards release and contact UKS switch 8, the problem that current safety insurance round pin 4 appears outwards moving and blocks the car when the elevator stops partially has been solved, thereby guarantee the normal operating of elevator.
When the utility model is used for maintenance, the handle 9 is pushed upwards, the handle 9 contacts the UKS switch 8, the UKS switch 8 acts, and a circuit for providing power for the operation of the elevator is disconnected; then, the handle 9 is pushed towards the left lower groove 303 of the I-shaped groove 3, and the handle 9 drives the safety pin 4 to be inserted into the insertion hole 601 in the hanging plate 6 in the process of pushing towards the left lower groove 303 of the I-shaped groove 3; and finally, the handle 9 is pushed into the groove 303 at the lower left of the I-shaped groove 3, and the maintenance operation is started. After the maintenance work is finished, the handle 9 is lifted, the safety pin 4 automatically resets to the position of the UKS switch 8 under the elastic force of the pressure spring 7, and a maintainer only needs to push the handle 9 into the groove 302 at the lower right of the I-shaped groove 3 and manually reset the UKS switch 8 to connect a circuit for providing a power supply for the operation of the elevator, so that the elevator can be normally used; under elevator normal operating or the state of partially stopping, handle 9 has the thrust to link plate 6 direction all the time because under the spring action of pressure spring 7, and handle 9 can not receive the influence of the downward gravity of elevator and upwards release and contact UKS switch 8, has solved current safety pin 4 and has appeared outwards removing the problem of blocking the car when the elevator partially stops to guarantee the normal operating of elevator.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (7)
1. The utility model provides a no computer lab elevator overhauls uses safety insurance round pin subassembly, includes safety insurance round pin mount, safety insurance round pin, pressure spring, UKS switch, handle, its characterized in that: safety pin mount fixed mounting has been seted up the I shape recess on the car upper beam, safety pin mount top, and the mounting hole has been seted up to the bottom of safety pin mount, and the safety pin mount passes the mounting hole through the bolt and fixes on the car upper beam, the safety pin runs through safety pin mount and inserts in the insert hole on the link plate of fixing on car guide rail, has seted up the screw hole in the safety pin, the safety pin endotheca is equipped with the pressure spring, safety pin mount top fixed mounting has the UKS switch, install the handle in the right side below recess of I shape recess, handle one end is equipped with the screw thread to pass the screw hole fixed connection on I shape recess and the safety pin.
2. The safety pin assembly for overhauling of an elevator without a machine room as claimed in claim 1, wherein: the safety insurance pin fixing frame is a bent steel plate, and the straight section of the safety insurance pin fixing frame is in a convex shape.
3. The safety pin assembly for overhauling of an elevator without a machine room as claimed in claim 1, wherein: the safety insurance pin is perpendicular to the two parallel grooves of the I-shaped groove.
4. The safety pin assembly for overhauling of an elevator without a machine room as claimed in claim 1, wherein: the pressure spring is positioned in the safety insurance pin fixing frame.
5. The safety pin assembly for overhauling of an elevator without a machine room as claimed in claim 1, wherein: the lower end of the UKS switch extends to the center of two parallel grooves of the I-shaped groove, the UKS switch is perpendicular to the safety insurance pin, and the UKS switch is fixed at the upper right corner of the I-shaped groove formed in the top end of the safety insurance pin fixing frame through a bolt.
6. The safety pin assembly for overhauling of an elevator without a machine room as claimed in claim 1, wherein: the link plate pass through the pressure guide plate and fix on car guide rail with the bolt, the patchhole on the link plate specifically is 3, the patchhole on the link plate is the elliptical aperture, the aperture of the patchhole on the link plate is 1.1 times of safety catch diameter.
7. The safety pin assembly for overhauling of an elevator without a machine room as claimed in claim 1, wherein: the handle and the UKS switch are positioned on the same axis, the handle is positioned under the UKS switch, and the handle is clamped between the pressure springs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020510026.1U CN211971423U (en) | 2020-04-09 | 2020-04-09 | Safety pin assembly for machine-room-less elevator maintenance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020510026.1U CN211971423U (en) | 2020-04-09 | 2020-04-09 | Safety pin assembly for machine-room-less elevator maintenance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211971423U true CN211971423U (en) | 2020-11-20 |
Family
ID=73382020
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020510026.1U Expired - Fee Related CN211971423U (en) | 2020-04-09 | 2020-04-09 | Safety pin assembly for machine-room-less elevator maintenance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211971423U (en) |
-
2020
- 2020-04-09 CN CN202020510026.1U patent/CN211971423U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201120 |