CN210918580U

CN210918580U - Subway side-pulling type handle sliding door lock

Info

Publication number: CN210918580U
Application number: CN201920821508.6U
Authority: CN
Inventors: 刘通; 郭天宝
Original assignee: Beijing Yingruisi Intelligent Technology Co ltd
Current assignee: Beijing Yingruisi Intelligent Technology Co ltd
Priority date: 2019-05-31
Filing date: 2019-05-31
Publication date: 2020-07-03
Anticipated expiration: 2029-05-31

Abstract

The utility model discloses a subway side-pull handle sliding door lock, which comprises a handle, a lock head component, a fixing component, a transmission component and a push rod component, wherein the handle is rotatably connected with the fixing component, the lock head component is connected with the handle, the lock head component can drive the handle to rotate, the push rod component is slidably connected with the fixing component, the transmission component is arranged in the fixing component, one end of the transmission component is connected with the handle, and the other end of the transmission component is connected with the push rod component; the fixed subassembly is fixed to be set up in the inboard of subway sliding door, and the tapered end subassembly passes the subway sliding door and sets up in the outside, can make the ejector pin subassembly stretch out and jack-up electromagnetic lock through the rotation of handle, and then opens the sliding door. The utility model discloses simple structure, design benefit through with handle, tapered end, drive assembly and ejector pin axle pre-installation to fixed subassembly in, the modularization degree is high, simple to operate saves installation time, greatly reduced installation cost.

Description

Subway side-pulling type handle sliding door lock

Technical Field

The utility model relates to a latch mechanism especially relates to a subway side draws formula handle slip lock.

Background

With the continuous development of national economy, the construction of rail transit, especially subways, is widely developed, and many major cities develop the construction of subways. In order to ensure the safety of passengers, a shielding door system is additionally arranged beside a platform of a subway track to separate the platform from the track, so that the passengers on the platform are prevented from being injured due to careless or crowded falling into the track, and the normal operation of a train is further influenced. The subway sliding door is mainly designed for guaranteeing safe passing of personnel, and when an accident occurs to a train, passengers can be evacuated by the sliding door. In order to rapidly evacuate passengers on the track side and ensure personnel safety in the event of a subway fault or an emergency, it is necessary that the passengers on the track side can manually unlock the sliding door without using a key or other tools. And the staff at the station side can open the sliding door to evacuate passengers or enter the subway carriage for maintenance in the event of a subway fault or emergency by using a special key. Therefore, the sliding door has an indispensable role for the subway screen door system.

However, the existing lock for the sliding door has the disadvantages of various integral parts, inconvenient installation, long installation time and high installation cost, and the integral lock is fixed by adopting a long supporting plate, so that the requirement on the machining precision of the sliding door body is high, and the installation is difficult.

SUMMERY OF THE UTILITY MODEL

The utility model provides a subway side-pull formula handle sliding door lock has the modularization degree height, simple to operate, maintains simple effect. The specific technical scheme is as follows:

a side-pull type handle sliding door lock for a subway comprises a handle, a lock head assembly, a fixing assembly, a transmission assembly and a push rod assembly, wherein the handle is rotatably connected with the fixing assembly; the fixed subassembly is fixed to be set up in the inboard of subway sliding door, and the tapered end subassembly passes the subway sliding door and sets up in the outside, can make the ejector pin subassembly stretch out and jack-up electromagnetic lock through the rotation of handle, and then opens the sliding door.

Further, fixed subassembly includes upper cover and lower cover, and the upper cover links to each other with the lower cover, and it holds the chamber to cover to be provided with the handle down, and the handle holds and is provided with the rotation axis in the chamber, and the handle cover is established on the rotation axis.

Further, the handle comprises a holding part and a connecting part, the holding part is connected with the connecting part, and a first through hole is formed in the connecting part; the connecting part of the handle is sleeved on the rotating shaft through the first through hole.

Furthermore, first through-hole is square, and the part that the rotation axis links to each other with the handle matches with first through-hole to avoid producing the slip between rotation axis and the handle, influence the handle and rotate.

Further, the transmission assembly comprises a first pin shaft, a connecting rod and a second pin shaft, a first pin shaft hole is formed in the connecting portion of the handle, the first pin shaft is contained in the first pin shaft hole, the first pin shaft is connected with the connecting rod, the connecting rod is connected with the second pin shaft, and the second pin shaft is connected with the ejector rod assembly to form a crank connecting rod mechanism.

Furthermore, the lock head assembly comprises a lock head and a lock cylinder, the lock head is connected with the lock cylinder, the lock cylinder is connected with the rotating shaft, and the lock cylinder can drive the handle to rotate through the rotating shaft.

Further, the upper cover is provided with a circular channel, the ejector rod assembly is partially accommodated in the circular channel, and the ejector rod assembly can slide in the circular channel.

Further, still be provided with rectangular through-hole on covering, rectangular through-hole runs through circular passageway setting, and the second round pin axle inserts rectangular through-hole and links to each other with the ejector pin subassembly in the circular passageway, and rectangular through-hole can play the effect of direction to the second round pin axle.

Further, the ejector rod assembly comprises an ejector rod shaft, an ejector rod and an ejector rod support, a second pin shaft hole is formed in the side wall of one end of the ejector rod shaft, a second pin shaft is connected with the ejector rod shaft through the second pin shaft hole, a threaded hole is formed in the other end of the ejector rod shaft along the axis direction, an external thread is formed in one end of the ejector rod, and the ejector rod is in threaded connection with the ejector rod shaft; the ejector rod support is fixed on the subway sliding door, and one end of an ejector rod shaft far away from the ejector rod is connected with the ejector rod support in a sliding mode.

Furthermore, one end of the ejector rod, which is far away from the ejector rod shaft, is provided with a limiting flange, the ejector rod penetrates through the ejector rod support, a return spring is arranged between the ejector rod support and the limiting flange of the ejector rod, and the ejector rod can automatically reset under the action of the return spring.

The utility model has simple structure and ingenious design, and the handle, the lock head, the transmission assembly and the mandril shaft are preassembled into the fixing assembly, so that the modularization degree is high, the installation is convenient, the installation time is saved, and the installation cost is greatly reduced; meanwhile, the fixing assembly and the support frame are fixed at two points, so that the processing requirement on the subway sliding door is low, and the processing cost of the subway sliding door is reduced; and the utility model discloses easy maintenance, maintenance duration is short, only need directly with whole direct replacement can, reduced the influence to subway normal operating because of the maintenance greatly.

Drawings

Fig. 1 is an overall perspective view of a side-pull type handle sliding door lock for a subway of the present invention;

fig. 2 is a schematic view of the connection between the lower cover and the handle of the side pull type handle sliding door lock for the subway of the present invention;

fig. 3 is a schematic view of the connection between the lock assembly and the lower cover of the side pull type handle sliding door lock for subway of the present invention;

fig. 4 is a perspective view of the lock head assembly of the side pull type handle sliding door lock for subway of the present invention;

fig. 5 is a schematic view of the connection between the handle and the upper cover of the side pull type handle sliding door lock for subway of the present invention;

FIG. 6 is a schematic view of the connection between the top cover and the top bar assembly of the side pull type handle sliding door lock for subway of the present invention;

fig. 7 is a schematic view of the connection between the lock assembly and the upper cover of the sliding door lock with handle pulled laterally on the subway of the present invention.

Detailed Description

In order to better understand the purpose, function and specific design scheme of the present invention, the sliding door lock of the present invention is further described in detail with reference to the attached drawings.

As shown in fig. 1, the side-pull type handle sliding door lock for the subway of the present invention comprises a handle 1, a lock head assembly 2, a fixing assembly 3, a transmission assembly 4 and a push rod assembly 5, wherein the handle 1 is rotatably arranged on the fixing assembly 3, the lock head assembly 2 is connected with the handle 1, and the lock head assembly 2 can drive the handle 1 to rotate; handle 1 links to each other with drive assembly 4, and drive assembly 4 links to each other with ejector pin subassembly 5, and the rotation through handle 1 can make ejector pin subassembly 5 stretch out and jack-up electromagnetic lock, and then opens the sliding door.

Specifically, as shown in fig. 1 and 2, the fixing assembly includes an upper cover 31 and a lower cover 32, the upper cover 31 is connected to the lower cover 32, a handle accommodating cavity 321 is formed in the lower cover 32, and a rotating shaft 6 is disposed in the handle accommodating cavity 321; the handle 1 comprises a holding part 11 and a connecting part 12, wherein the holding part 11 is connected with the connecting part 12, and the connecting part 12 is provided with a first through hole; the connecting part 12 of the handle 1 is sleeved on the rotating shaft 6, and the rotating shaft 6 can drive the handle 1 to rotate. Preferably, the first through hole is square, and correspondingly, the part of the rotating shaft 6 connected with the handle 1 is also square, so as to avoid the sliding between the rotating shaft 6 and the handle 1 to influence the rotation of the handle 1.

The transmission assembly 4 comprises a first pin shaft 41, a connecting rod 42 and a second pin shaft 43, a first pin shaft hole is formed in the connecting portion 12 of the handle 1, the first pin shaft 41 is contained in the first pin shaft hole, the first pin shaft 41 is connected with the connecting rod 42, the connecting rod 42 is connected with the second pin shaft 43, the second pin shaft 43 is connected with the ejector rod assembly 5 to form a crank-link mechanism, and the ejector rod assembly can extend or retract by rotating the handle 1.

As shown in fig. 3 and 4, the lock cylinder assembly 2 includes a lock cylinder 21 and a lock cylinder 22, the lock cylinder 21 is connected to the lock cylinder 22, and the lock cylinder 22 can be rotated by rotating a key after the key is inserted into the lock cylinder 21; the lock core 22 is a quadrangular prism, correspondingly, the rotating shaft 6 is provided with a square passage along the axis thereof, the lock core 22 is accommodated in the square passage of the rotating shaft 6, and the lock core 22 can drive the rotating shaft 6 to rotate.

The bottom of the handle accommodating cavity 321 of the lower cover 32 is provided with a rotating shaft mounting hole, one end of the lock cylinder 22 away from the lock head 21 is provided with a threaded hole, a square channel of the rotating shaft 6 corresponds to the rotating shaft mounting hole at the bottom of the handle accommodating cavity 321, and a screw 7 passes through the rotating shaft mounting hole to be inserted into the square channel and is in threaded connection with the lock cylinder 22, so that the rotating shaft 6 is fixed on the lower cover 32. It should be noted that, a limiting flange 61 is disposed at one end of the rotating shaft 6 connected to the lower cover, and the limiting flange 61 can limit the positions of the rotating shaft 6 and the lower cover 32, so as to prevent the rotating shaft 6 from coming out through the rotating shaft mounting hole. Preferably, a self-lubricating copper sleeve 8 is arranged between the rotating shaft 6 and the lower cover 32, and the self-lubricating copper sleeve 8 can reduce the resistance when the rotating shaft 6 rotates, so that the rotating shaft 6 can rotate more flexibly.

As shown in fig. 5 and 6, the upper cover 31 is provided with a circular channel, the push rod assembly 5 includes a push rod shaft 51, the push rod shaft 51 of the push rod assembly 5 is partially accommodated in the circular channel, the upper cover 31 is further provided with a long through hole 312, the long through hole 312 is disposed through the circular channel, the second pin 43 is inserted into the long through hole 312 and connected with the push rod shaft 51 of the push rod assembly 5 in the circular channel, and the long through hole 312 can guide and limit the second pin 43. As shown in fig. 7, a rotating shaft accommodating cavity 311 is further formed in the upper cover 31, a through hole is formed in a top portion of the rotating shaft accommodating cavity 311, and the rotating shaft 6 is disposed through the through hole. Preferably, a self-lubricating copper sleeve 8 is arranged between the rotating shaft 6 and the upper cover 31, and the self-lubricating copper sleeve 8 can reduce the resistance when the rotating shaft 6 rotates, so that the rotating shaft 6 can rotate more flexibly. Preferably, the outer side of the rotating shaft 6 is further sleeved with a torsion spring 9, one end of the torsion spring 9 is connected with the handle 1, the other end of the torsion spring is connected with the cavity wall of the accommodating cavity 313 of the rotating shaft, and the handle 1 and the lock head assembly 2 can be automatically reset under the action of the torsion spring 9.

As shown in fig. 1 and 6, the ejector rod assembly 5 further includes an ejector rod 52 and an ejector rod bracket 53, a second pin shaft hole is formed in a side wall of one end of the ejector rod shaft 51, the second pin shaft 43 is connected to the ejector rod shaft 51 through the second pin shaft hole, a threaded hole is formed in the other end of the ejector rod shaft 51 along the axial direction, an external thread is formed in one end of the ejector rod 52, and the ejector rod 52 is in threaded connection with the ejector rod shaft 51. The other end of the push rod 52 is provided with a limit flange 521, the push rod 51 passes through the push rod bracket 53, a return spring 54 is arranged between the push rod bracket 53 and the limit flange 521 of the push rod 52, and the push rod 52 can automatically reset under the action of the return spring 54.

The utility model discloses when using, a handle, the tapered end, transmission assembly and ejector pin axle are pre-installed in fixed subassembly when dispatching from the factory, fix subassembly 3 in the inboard of sliding door (one side that is close to the subway is inboard), tapered end 2 passes the lockhole of predetermineeing on the subway sliding door and fixes in the outside of sliding door (one side that is close to the platform is the outside), then pass through threaded connection with ejector pin 52 and ejector pin axle 51 in the fixed subassembly 3, establish reset spring 54 and ejector pin support 53 cover on ejector pin 52 again, fix ejector pin support 53 at last and can accomplish the installation in the inboard of subway sliding door, when sliding door needs to be opened to the people inboard of sliding door, rotate handle 1 and can open, when sliding door need be opened to the people in the sliding door outside, can open sliding door through wrench movement tapered end 2 by the staff with the key.

The present invention has been further described with reference to specific embodiments, but it should be understood that the specific description herein should not be construed as limiting the spirit and scope of the present invention, and that various modifications to the above-described embodiments, which would occur to persons skilled in the art after reading this specification, are within the scope of the present invention.

Claims

1. A side-pull type handle sliding door lock for a subway is characterized by comprising a handle, a lock head assembly, a fixing assembly, a transmission assembly and a push rod assembly, wherein the handle is rotatably connected with the fixing assembly; the fixed subassembly is fixed to be set up in the inboard of subway sliding door, and the tapered end subassembly passes the subway sliding door and sets up in the outside, can make the ejector pin subassembly stretch out and jack-up electromagnetic lock through the rotation of handle, and then opens the sliding door.

2. The sliding door lock with handle pulled laterally for subway as claimed in claim 1, wherein said fixing member comprises an upper cover and a lower cover, said upper cover is connected to said lower cover, said lower cover is provided with a handle receiving cavity, said handle receiving cavity is provided with a rotation shaft, said handle is sleeved on said rotation shaft.

3. The sliding door lock with the side-pull type handle for the subway as claimed in claim 2, wherein the handle includes a holding portion and a connecting portion, the holding portion is connected to the connecting portion, and the connecting portion is provided with a first through hole; the connecting part of the handle is sleeved on the rotating shaft through the first through hole.

4. The sliding door lock with handle pulled laterally on subway as claimed in claim 3, wherein said first through hole is square, and the portion of said rotation shaft connected to said handle is matched with said first through hole to prevent the sliding between said rotation shaft and said handle from affecting the rotation of said handle.

5. The subway side-pull handle sliding door lock as claimed in claim 2, wherein said lock assembly includes a lock head and a lock cylinder, said lock head is connected to said lock cylinder, said lock cylinder is connected to said rotation shaft, said lock cylinder can drive said handle to rotate through said rotation shaft.

6. The sliding door lock with handle pulled laterally for subway as claimed in claim 2, wherein said driving assembly includes a first pin, a connecting rod and a second pin, a first pin hole is formed on the connecting portion of the handle, said first pin is received in said first pin hole, said first pin is connected to said connecting rod, said connecting rod is connected to said second pin, said second pin is connected to said push rod assembly, so as to form a crank-link mechanism.

7. The sliding door lock with handle pulled laterally for subway as claimed in claim 6, wherein said upper cover is provided with a circular channel, said push rod assembly is partially received in said circular channel, said push rod assembly can slide in said circular channel.

8. The sliding door lock with handle pulled laterally on subway as claimed in claim 7, wherein said upper cover is further provided with an elongated through hole, said elongated through hole is disposed through said circular channel, said second pin is inserted into said elongated through hole and connected to said pin assembly in said circular channel, said elongated through hole can guide said second pin.

9. The subway side-pull handle sliding door lock as claimed in claim 6, wherein said push rod assembly comprises a push rod shaft, a push rod and a push rod bracket, a second pin shaft hole is provided on the side wall of one end of the push rod shaft, the second pin shaft is connected with the push rod shaft through the second pin shaft hole, a threaded hole is provided on the other end of the push rod shaft along the axial direction, an external thread is provided on one end of the push rod, and the push rod is in threaded connection with the push rod shaft; the ejector rod support is fixed on the subway sliding door, and one end of an ejector rod shaft far away from the ejector rod is connected with the ejector rod support in a sliding mode.

10. The sliding door lock with handle pulled laterally for subway as claimed in claim 9, wherein a limit flange is provided on an end of said push rod far from the push rod shaft, said push rod is disposed through said push rod bracket, a return spring is provided between said push rod bracket and said limit flange of said push rod, said push rod can be automatically returned by said return spring.