CN217028483U

CN217028483U - Bus driver surrounding door lock

Info

Publication number: CN217028483U
Application number: CN202120903729.5U
Authority: CN
Inventors: 陈天立; 罗坚
Original assignee: Rui'an Jieneng Auto Parts Co ltd
Current assignee: Rui'an Jieneng Auto Parts Co ltd
Priority date: 2021-04-28
Filing date: 2021-04-28
Publication date: 2022-07-22
Anticipated expiration: 2031-04-28

Abstract

A bus driver surrounding door lock comprises an inner lock body and an outer lock body, wherein an inner handle and an inner locking button are arranged on the inner lock body, a spring bolt and a locking plate for locking the spring bolt are arranged in the inner lock body, a reset spring is arranged between an inner end face of the spring bolt and the inner lock body, a rotating shaft for controlling the spring bolt to move is arranged on the inner lock body through the inner handle, the surface of the outer lock body is rotationally connected with a handle through a handle shaft, a push arm is arranged on the handle, a transmission arm is arranged on the rotating shaft of the inner handle, a transmission plate is arranged between the transmission arm and the push arm, a glass cover plate is arranged on the surface of the outer lock body, an alarm device and an outer unlocking knob are arranged in the glass cover plate of the outer lock body, and the outer unlocking knob is connected with the inner locking button; the utility model has the advantages of simple structure, reasonable design, convenient installation, small finishing size, convenient opening, convenient use and the like.

Description

Bus driver surrounding door lock

Technical Field

The utility model belongs to the technical field of protective isolation facilities in an automobile driving area, and particularly relates to a bus driver surrounding door lock.

Background

The bus is the most common transportation means for people to go out, but in recent years, the behavior that a plurality of passengers invade a bus driver occurs all over the country, even the situation that the passengers attack the bus driver or even grab a steering wheel can occur, the safe operation of the bus is extremely influenced, and the serious casualties and financial loss are caused. Creating a bad social impact. In order to further strengthen the operation safety guarantee work of urban automobiles, the transportation department issues the standards of bus surrounding doors. Therefore, the safe and reliable surrounding door lock is a basic guarantee for the use of the bus surrounding door. The alarm device of the traditional surrounding door lock adopts a separation structure with the lock body, the lock body of the structure is extremely complex when being installed, the maintenance cost is also very high, the inside and the outside of the surrounding door lock are opened by adopting handles, the outside handle structure is adopted, the opening is not only laborious, the outside handle protrudes to the outside of the lock body, passengers can easily touch the outside handle when passing by from the surrounding door edge, and certain trouble is caused to the use of the surrounding door lock.

Disclosure of Invention

The utility model aims to solve the defects of the prior art and provides the bus driver surrounding door lock which is simple in structure, reasonable in design, convenient to install, small in arrangement size, convenient to open and convenient to use.

The technical scheme adopted by the utility model for solving the technical problems is as follows: a bus driver surrounding door lock comprises an inner lock body and an outer lock body, wherein an inner handle is rotatably connected on the inner lock body, a lock tongue is movably arranged in the inner lock body, a return spring is arranged between the inner end surface of the lock tongue and the inner lock body, the inner handle is provided with a rotating shaft for controlling the bolt to move on the inner lock body, the inner lock body is also rotatably connected with an inner locking button, a locking plate for locking the lock tongue is movably arranged in the inner lock body, the inner locking button drives the locking plate to move in the inner lock body, the surface of the outer lock body is rotationally connected with a buckle through a handle shaft, the buckle is provided with a push arm, the rotating shaft of the inner handle is provided with a transmission arm, the outer lock body is characterized in that a transmission plate is arranged between the transmission arm and the push arm, a glass cover plate is arranged on the surface of the outer lock body, an alarm device and an outer unlocking knob are arranged in the glass cover plate of the outer lock body, and the outer unlocking knob is connected with the inner locking knob.

Preferably, the inner lock body and the outer lock body are connected through mounting screws, an inner mounting surface is arranged on the inner side of the outer lock body, an outer mounting surface is arranged on the outer side of the inner lock body, the outer lock body and the inner lock body are mounted on the door panel of the surrounding door through the inner mounting surface and the outer mounting surface, the distance between the inner mounting surface and the outer mounting surface is 38-40 mm, and a cover plate is arranged on the outer mounting surface of the inner lock body.

Preferably, the inner locking button is provided with a turntable in the inner lock body, the turntable is provided with a shifting arm, the shifting arm is connected with the locking plate, and the inner locking button drives the locking plate to move in the inner lock body through the shifting arm.

As preferred, the interior lock body is equipped with the limiting plate in the both sides of lock plate, the lock plate slides between two limiting plates, the lock plate be equipped with the carousel on dial arm assorted locking waist groove, dial the arm and drive the round trip movement of lock plate in the interior lock body through locking waist groove, still be equipped with the locking strip that is used for the locking spring bolt on the lock plate, the lock plate is equipped with the spacing groove of avoiding the locking strip to touch the spring bolt towards spring bolt one side, still be equipped with the spacing post that matches earlier with the spacing groove in the interior lock body.

Preferably, the two ends of the transmission plate are respectively riveted with the transmission arm and the push arm, gaskets are arranged between the two ends of the transmission plate and the transmission arm and between the two ends of the transmission plate and the push arm, and a return spring used for returning the handle is sleeved on the handle shaft.

Preferably, the alarm device comprises a press-off switch and a buzzer, the press-off switch is abutted against the glass cover plate, the buzzer is arranged in the inner lock body, and a sound transmission hole is formed in the surface of the inner lock body, opposite to the buzzer.

Preferably, the geometric middle part of the spring bolt is a driving hole connected with a rotating shaft of the inner handle, the outer end of the spring bolt is an insertion part matched with the lock catch, a damping rubber block is arranged on the insertion part of the spring bolt, and side stop blocks used for limiting the contraction and extension positions of the spring bolt are arranged on two sides of the spring bolt.

Preferably, the side block of the latch tongue facing the locking plate abuts against the locking bar on the locking plate in the locked state.

According to the utility model, the alarm device is integrated into the outer lock body, and the traditional outer handle is replaced by the handle, so that the handle, the packaging device and the surface of the outer lock body are kept level, the overall size of the door lock is greatly reduced, the installation and the use of the door lock are convenient, the door lock is opened by adopting the handle mode, compared with the traditional outer handle mode, the labor is saved, the convenience is realized, the damping rubber block is arranged on the lock tongue, the damping effect can be realized between the lock tongue and the lock catch, the sound generated when the lock tongue collides with the lock catch is reduced, the handle is connected with the rotating shaft of the inner handle by adopting the push arm, the transmission plate and the transmission arm, and the situation that the other side is driven to rotate when the inner side or the outer side is opened is avoided; the utility model has the advantages of simple structure, reasonable design, convenient installation, small size of arrangement, convenient opening, convenient use and the like.

Drawings

FIG. 1 is a side view of an embodiment of the present invention;

figure 2 is a schematic view of one construction of the outer lock body of the present invention;

figure 3 is an internal structural view of the outer lock body of the present invention;

FIG. 4 is a schematic structural view of the inner lock body of the present invention

Figure 5 is an internal block diagram of the inner lock body of the present invention.

In the figure: 1. an inner lock body; 11. mounting screws; 12. an outer mounting surface; 13. a cover plate; 2. an outer lock body; 21. an inner mounting surface; 3. an inner handle; 31. a rotating shaft; 4. a latch bolt; 41. a return spring; 42. a drive aperture; 43. an insertion portion; 44. a shock-absorbing rubber block; 45. a side stop block; 5. an inner locking button; 51. a turntable; 52. a shifting arm; 6. a lock plate; 61. a limiting plate; 62. locking the waist groove; 63. a locking bar; 64. a limiting groove; 65. a limiting post; 7. buckling a handle; 71. a handle shaft; 72. a push arm; 73. a drive arm; 74. a drive plate; 75. a gasket; 76. a return spring; 8. an alarm device; 81. a glass cover plate; 82. an external unlocking knob; 83. pressing an off switch; 84. a buzzer; 85. the sound transmission hole.

Detailed Description

The technical solution of the present invention is further specifically described below by way of specific examples in conjunction with the accompanying drawings.

The embodiment is as follows:

as shown in fig. 1-5 a bus driver encloses lock, including interior lock body 1, outer lock body 2, interior lock body 1, outer lock body 2 are connected through mounting

screw

11, 2 inboard outer lock bodies are equipped with interior installation face 21, the interior lock body 1 outside is equipped with outer installation face 12, outer lock body 2 and interior lock body 1 install on enclosing a door plant and interior installation face 21 and outer installation face 12 interval between face 12 is 40mm through interior installation face 21, interior lock body 1 is equipped with apron 13 on outer installation face 12.

An inner handle 3 is rotatably connected to the inner lock body 1, a bolt 4 is arranged in the inner lock body 1, a return spring 41 is arranged between the inner end face of the bolt 4 and the inner lock body 1, and a rotating shaft 31 for controlling the bolt 4 to move is arranged on the inner lock body 1 of the inner handle 3; the inner lock body 1 is also rotationally connected with an inner locking button 5, the inner locking button 5 is provided with a turntable 51 in the inner lock body 1, a dial arm 52 is arranged on the turntable 51, a locking plate 6 for locking the bolt 4 is arranged in the inner lock body 1, the shifting arm 52 is connected with the locking plate 6, the inner lock body 1 is provided with limiting plates 61 at two sides of the locking plate 6, the locking plate 6 slides between the two limit plates 61, the locking plate 6 is provided with a locking waist groove 62 matched with the shifting arm 52 on the turntable 51, the toggle arm 52 drives the locking plate 6 to move back and forth in the inner lock body 1 through the locking waist groove 62, still be equipped with the locking strip 63 that is used for locking spring bolt 4 on the lock plate 6, lock plate 6 is equipped with the spacing groove 64 of avoiding locking strip 63 to touch spring bolt 4 towards spring bolt 4 one side, still be equipped with in the interior lock body 1 with spacing post 65 that spacing groove 64 matches earlier.

The surface of the outer lock body 2 is rotatably connected with a handle 7 through a handle shaft 71, a return spring 76 for resetting the handle 7 is sleeved on the handle shaft 71, a push arm 72 is arranged on the handle 7, a transmission arm 73 is arranged on a rotating shaft 31 of the inner handle 3, a transmission plate 74 is arranged between the transmission arm 73 and the push arm 72, two ends of the transmission plate 74 are respectively riveted with the transmission arm 73 and the push arm 72, and gaskets 75 are arranged between two ends of the transmission plate 74 and the transmission arm 73 and the push arm 72; the surface of the outer lock body 2 is provided with a glass cover plate 81, the outer lock body 2 is provided with an alarm device 8 and an outer unlocking knob 82 in the glass cover plate 81, the outer unlocking knob 82 is connected with the inner locking knob 5, the alarm device 8 comprises a press off switch 83 and a buzzer 84, the press off switch 83 is abutted against the glass cover plate 81, the buzzer 84 is arranged in the inner lock body 1, and a sound transmission hole 85 is formed in the surface of the inner lock body 1 opposite to the buzzer 84.

The driving hole 42 that the pivot 31 of spring bolt 4 is connected for the geometric middle part with the inner handle 3, the outer end of spring bolt 4 be with hasp assorted inserted part 43, be equipped with the cushion gum piece 44 on the inserted part 43 of spring bolt 4, the both sides of spring bolt 4 all are equipped with the side dog 45 that is used for spacing spring bolt 4 shrink and extended position, spring bolt 4 towards the side dog 45 of 6 one sides of lock plate under the lock-up state with the locking strip 63 looks butt on the lock plate 6.

The above-described embodiment is a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and other variations and modifications may be made without departing from the spirit and scope of the utility model as defined in the appended claims.

Claims

1. The utility model provides a bus driver encloses lock, includes interior lock body (1), outer lock body (2), it is connected with interior handle (3) to rotate on interior lock body (1), it is provided with spring bolt (4) to remove in interior lock body (1), be equipped with reset spring (41) between the interior terminal surface of spring bolt (4) and interior lock body (1), be equipped with pivot (31) that are used for controlling spring bolt (4) and remove on interior lock body (1) including interior handle (3), still rotate on interior lock body (1) and be connected with interior locking button (5), it is provided with locking plate (6) that are used for locking spring bolt (4) to remove in interior lock body (1), interior locking button (5) drive locking plate (6) including in lock body (1) and remove its characterized in that: outer lock body (2) surface is rotated through handle axle (71) and is connected with attacker (7), be equipped with on attacker (7) and push away arm (72), be equipped with driving arm (73) on pivot (31) of interior handle (3), be equipped with driving plate (74) between driving arm (73) and the arm (72) of pushing away, outer lock body (2) surface is equipped with glass apron (81), outer lock body (2) are equipped with alarm device (8), outer unblock knob (82) in glass apron (81), outer unblock knob (82) are connected with interior locking knob (5).

2. The bus driver's door lock according to claim 1, wherein: interior lock body (1), outer lock body (2) are connected through mounting screw (11), outer lock body (2) inboard is equipped with interior installation face (21), interior lock body (1) outside is equipped with outer installation face (12), outer lock body (2) and interior lock body (1) install on the enclosing door plant and interior installation face (21) and the interval between outer installation face (12) be 38mm ~ 40mm through interior installation face (21) and outer installation face (12), interior lock body (1) is equipped with apron (13) on outer installation face (12).

3. The bus driver's door lock according to claim 1, wherein: the inner locking button (5) is arranged in the inner lock body (1) and is provided with a turntable (51), the turntable (51) is provided with a shifting arm (52), and the shifting arm (52) is connected with the locking plate (6).

4. A bus driver door lock according to claim 3, wherein: interior lock body (1) is equipped with limiting plate (61) in the both sides of lock plate (6), lock plate (6) slide between two limiting plates (61), lock plate (6) be equipped with carousel (51) on dial arm (52) assorted locking waist groove (62), dial arm (52) drive lock plate (6) round trip movement in lock body (1) including lock waist groove (62), still be equipped with locking strip (63) that are used for locking spring bolt (4) on lock plate (6), lock plate (6) are equipped with spacing groove (64) of avoiding locking strip (63) to touch spring bolt (4) towards spring bolt (4) one side, still be equipped with spacing post (65) that match earlier with spacing groove (64) in interior lock body (1).

5. The bus driver's door lock according to claim 1, wherein: the both ends of driving plate (74) are riveted with driving arm (73), push arm (72) respectively, all be equipped with packing ring (75) between the both ends of driving plate (74) and driving arm (73), push arm (72), the cover is equipped with return spring (76) that are used for attacker (7) to reset on handle axle (71).

6. The bus driver's door lock as set forth in claim 1, wherein: the alarm device (8) comprises a press switch (83) and a buzzer (84), the press switch (83) is connected with the glass cover plate (81) in a butting mode, the buzzer (84) is arranged in the inner lock body (1), and a sound transmission hole (85) is formed in the surface of the inner lock body (1) relative to the buzzer (84).

7. The bus driver's door lock as set forth in claim 1, wherein: the utility model discloses a lock bolt, including spring bolt, lock bolt, spring bolt, lock bolt, lock bolt, lock bolt, lock bolt, lock.

8. The bus driver's door lock according to claim 1, 4 or 7, wherein: the side stop block (45) of the lock tongue (4) facing one side of the locking plate (6) is abutted against the locking strip (63) on the locking plate (6) in a locking state.