CN212958112U

CN212958112U - Hook locking type spring lock for sliding door

Info

Publication number: CN212958112U
Application number: CN202021095965.0U
Authority: CN
Inventors: 蓝兴远; 王宇驰; 陈文政; 于建丽; 臧晓东; 类晓敏; 聂猛; 聂明允
Original assignee: Qingdao Shengjiu Railway Track Equipment Co ltd
Current assignee: Qingdao Shengjiu Railway Track Equipment Co ltd
Priority date: 2020-06-15
Filing date: 2020-06-15
Publication date: 2021-04-13
Anticipated expiration: 2030-06-15

Abstract

The utility model provides a hook locking formula sliding door spring lock, including fixed setting up in the first fixed box of fixed door edge be provided with first opening towards fixed door one side, sliding door one side edge is provided with the fixed box of second, be provided with hook spring bolt and gleitbretter in the fixed box of second, sliding door one side is provided with the fixed plate, the fixed box of second rotates and is connected with the first in command, the fixed plate rotates and is connected with the second handle, through square pole fixed connection between the first in command and the second in command, the square pole runs through the quad slit on the hook spring bolt, sliding door one side fixedly connected with pin is kept away from to the gleitbretter, all be provided with the complex key hole on the fixed box of second and the fixed plate. The utility model has the advantages that: the door lock has the advantages of being reasonable in design, simple in structure, safe, reliable, convenient to install, capable of simplifying the complex structure of the inherent door lock, capable of effectively reducing the failure rate and saving the cost.

Description

Hook locking type spring lock for sliding door

Technical Field

The utility model relates to a tool to lock technical field especially relates to a hook locking formula sliding door spring lock.

Background

Nowadays, most current sliding door locks generally all are at the locking of door upper portion, and the lock body is longer, and the installation is more troublesome, and the lintel needs to be dismantled to the detail inspection lock inner member in-process after sale, and work load is great, and current lock body structure is complicated, and inner member is many, and the processing cost is high.

How to solve the above technical problems is the subject faced by the present invention.

SUMMERY OF THE UTILITY MODEL

In order to solve the defects of the prior art, the utility model provides a reasonable in design, simple structure, safe and reliable, it is convenient to install, can reduce the hook locking formula sliding door spring lock of fault rate.

The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a hook locking type sliding door latch lock, which comprises a first fixed box fixedly arranged at the edge of a fixed door, wherein the first fixed box is coincided with the edge of the fixed door towards one side of the sliding door, and a first opening is arranged on one side of the fixed door towards the first fixed box;

a second fixed box is arranged at the edge of one side of the sliding door, the second fixed box is arranged at the same side of the sliding door and the first fixed box, a hook lock tongue and a sliding sheet are arranged in the second fixed box, and the sliding sheet is connected in the second fixed box in a sliding manner;

the end part of the hook lock tongue is in a hook shape, and when the sliding door is closed by being attached to the fixed door, the hook end of the hook lock tongue penetrates through the first opening, is positioned in the first fixed box and is matched and clamped with the hanging part in the first fixed box;

one side of the second fixing box is connected with one side of the sliding door, the other side of the sliding door is provided with a fixing plate, and the fixing plate is fixedly connected with the second fixing box through a screw;

a first handle is rotatably connected to one side, away from the sliding door, of the second fixing box, a second handle is rotatably connected to one side, away from the sliding door, of the fixing plate, the first handle and the second handle are fixedly connected through a square rod, and the square rod penetrates through a square hole in the hook lock tongue;

a through hole is formed in the sliding piece, one end of the through hole is a rectangle matched with the square rod, the other end of the through hole is a circle with the diameter larger than the side length of the cross section of the square rod, and a pin is fixedly connected to one side, away from the sliding door, of the sliding piece;

and the second fixing box and the fixing plate are provided with matched key holes.

The hook lock tongue is characterized in that a square hole of the hook lock tongue is matched and clamped with the square rod, a spring part is arranged between the top end of the hook lock tongue and one side of the sliding sheet close to the hook lock tongue, and the initial state of the hook lock tongue is a horizontal state.

The hook end of the hook lock tongue is downward hook-shaped, the hanging part is arranged below the first opening of the first fixing box, and when the hook lock tongue is in a horizontal state, the hook lock tongue is matched and clamped with the hanging part.

One side, far away from the sliding door, of the second fixed box is provided with a transverse sliding groove, the transverse sliding groove penetrates through a side plate of the second fixed box, and the pin penetrates through the transverse sliding groove and is located outside the second fixed box.

A connecting rod is fixedly connected to one side, close to the fixed plate, of the sliding sheet, a display plate is fixedly connected to the connecting rod, and longitudinal idle characters and occupied characters are marked at the left end and the right end, close to the fixed plate, of the display plate respectively;

the fixing plate is provided with a longitudinal through groove, and the width of the longitudinal through groove is matched with the width of a character occupied by the vacant space on the display panel.

A contact is fixedly arranged at one end, close to the first fixing box, of the sliding piece, a contact switch is arranged in the first fixing box, a contact end of the contact switch is arranged close to one side of the second fixing box, a second opening is formed in one side, close to the second fixing box, of the first fixing box, the second opening corresponds to the contact switch, and when the fixing door is closed in a fit mode with the sliding door and the sliding piece moves to be close to the first fixing box, the contact penetrates through the second opening and is fitted with the contact switch;

and the contact end of the contact switch sends a signal when contacting with the contact.

The rectangular end of the through hole is far away from the first fixing box, and the circular end of the through hole is close to the first fixing box.

The idle characters of the display panel are arranged at the position, close to the first fixing box, of the display panel, and the occupied characters are arranged at the position, far away from the first fixing box, of the display panel.

The key hole on the sliding piece slides towards the first fixed box when a key enters and rotates towards the first fixed box.

The utility model discloses during the in-service use: the first fixed box and the second fixed box are respectively arranged at the same side edge of the fixed door and the sliding door, the fixed plate is arranged at the other side of the sliding door opposite to the second fixed box, when the sliding door is jointed with the fixed door, the hook lock tongue can automatically slide into the first fixed box through the first opening and is matched and clamped with the hanging piece, when the first handle or the second handle is rotated at two sides of the door, the square rod rotates and drives the hook lock tongue to rotate, the hook end is lifted, the hook lock tongue is separated from the hanging piece to pull the sliding door open, when the door needs to be locked, the sliding piece in the second fixed box can be pushed towards one side of the first fixed box by stirring a pin at the inner side of the door or rotating a key at the outer side of the door, in the process, the square rod is changed from a circular end positioned at a through hole of the sliding piece to a rectangular end positioned at the through hole, and is limited, so that the square rod cannot rotate, thereby limiting the hook lock tongue end of, when the sliding sheet moves towards the first fixed box and locks the sliding door, the contact enters the first fixed box and contacts with the contact switch, a signal that a room is occupied can be sent out, meanwhile, the display panel can occupy characters for external display in the longitudinal through groove, and when the lock is opened and the sliding sheet returns, the display panel can display idle characters for the external display in the longitudinal through groove.

The utility model has the advantages that: the door lock has the advantages that the structure is simple, the design is reasonable, the scheme is that two common lock tongues are locked by one hook lock tongue instead of being locked, the locking mode is changed, the rectangular end and the circular end of the through hole in the sliding sheet are used for limiting the square rod to fix the hook lock tongue, the door is locked conveniently, the appearance of the lock body is small, parts are easy to process, the hook lock tongue can be used for impacting and locking, the hook lock tongue is stressed under the action of the spring part, the lifting height of the hook lock tongue is controlled on the other hand, the existing complex mechanism is simplified, the cost is reduced, and the failure rate is reduced;

the scheme is further provided with a contact switch, a contact and a display panel, so that the occupation state of personnel outside the room is displayed and the signal is sent when the system is locked, and the system is convenient to operate and practical.

Drawings

Fig. 1 is a front view of the present invention.

Fig. 2 is a schematic view of a three-dimensional structure of the present invention.

Fig. 3 is a schematic view of a three-dimensional structure of the present invention.

Fig. 4 is a front view of the sliding door of the present invention when opened.

Fig. 5 is a front view of the inside of the second fixing box when the sliding door of the present invention is opened.

Fig. 6 is a front view of the sliding door according to the present invention.

Fig. 7 is a schematic perspective view of the sliding door according to the present invention.

Fig. 8 is a front view of the sliding door according to the present invention when closed and locked.

Fig. 9 is a front view of the inside of the second fixing box when the sliding door of the present invention is closed and locked.

Fig. 10 is a schematic view of the internal three-dimensional structure of the second fixing box when the sliding door of the present invention is closed and locked.

Wherein the reference numerals are: 1. a first stationary box; 101. a first opening; 102. a hanging member; 103. a second opening; 2. a second stationary box; 201. a first handle; 202. a transverse chute; 3. a hook bolt; 301. a square hole; 4. sliding blades; 401. a through hole; 402. a pin; 403. a spring member; 5. a fixing plate; 501. a second handle; 502. a square rod; 503. a longitudinal through groove; 6. a key hole; 7. a connecting rod; 701. a display panel; 8. a contact; 801. a contact switch.

Detailed Description

Technical characteristics of the scheme can be clearly explained, and the scheme is explained through a specific implementation mode.

Referring to fig. 1 to 10, the present embodiment is a hook locking type latch lock for a sliding door, including a first fixed box 1 fixedly disposed at an edge of a fixed door, wherein a side of the first fixed box 1 facing the sliding door is overlapped with the edge of the fixed door, and a first opening 101 is disposed at a side of the first fixed box 1 facing the fixed door.

Sliding door one side edge is provided with the fixed box of second 2, and the fixed box of second 2 sets up in sliding door and 1 homonymy of first fixed box, is provided with hook spring bolt 3 and gleitbretter 4 in the fixed box of second 2, and gleitbretter 4 sliding connection is in the fixed box of second 2.

The tip of hook spring bolt 3 is the hook form, and when the sliding door was closed with the fixed door laminating, the hook end of hook spring bolt 3 ran through first opening 101 and was located first fixed box 1, and with the cooperation chucking of the piece 102 that leans on in the first fixed box 1, the hook end of hook spring bolt 3 is down unciform, first fixed box 1's first opening 101 below sets up and leans on the piece 102, when hook spring bolt 3 was in the horizontality, hook spring bolt 3 and the cooperation chucking of the piece 102 that leans on.

One side of the sliding door is connected with one side of the second fixing box 2, the other side of the sliding door is provided with a fixing plate 5, and the fixing plate 5 is fixedly connected with the second fixing box 2 through screws.

The fixed box 2 of second is kept away from sliding door one side and is rotated and be connected with first handle 201, fixed plate 5 is kept away from sliding door one side and is rotated and be connected with second handle 501, through square pole 502 fixed connection between first handle 201 and the second handle 501, square pole 502 runs through the quad slit 301 on the hook spring bolt 3, the quad slit 301 and the quad slit 502 cooperation chucking of hook spring bolt 3, be provided with spring part 403 between the top of hook spring bolt 3 and the one side that gleitbretter 4 is close to hook spring bolt 3, the initial condition of hook spring bolt 3 is the horizontality.

Be provided with through-hole 401 on gleitbretter 4, through-hole 401 one end be with square pole 502 complex rectangle, the other end is that the diameter is greater than the circular of square pole 502 cross-section length of side, first fixed box 1 is kept away from to the rectangle end of through-hole 401, the circular end of through-hole 401 is close to first fixed box 1, gleitbretter 4 keeps away from sliding door one side fixedly connected with pin 402, the fixed box 2 one side of keeping away from the sliding door of second is provided with horizontal spout 202, horizontal spout 202 runs through the fixed box 2 curb plates of second, pin 402 runs through horizontal spout 202 and is located the fixed box 2 outsides of second.

The second fixing box 2 and the fixing plate 5 are both provided with a matched key hole 6, and the key hole 6 slides towards the first fixing box 1 when a key enters and rotates towards the first fixing box 1.

The gleitbretter 4 is close to 5 one side fixedly connected with connecting rod 7 of fixed plate, connecting rod 7 fixedly connected with display panel 701, both ends mark respectively and have fore-and-aft idle and occupy the typeface about the fixed plate 5 one side is close to display panel 701, set up vertical logical groove 503 on the fixed plate 5, the width that vertically leads to groove 503 and the idle and occupy one of them typeface width cooperation on the display panel 701, the idle typeface of display panel 701 sets up and is close to first fixed box 1 department in display panel 701, it sets up and keeps away from first fixed box 1 department in display panel 701 to occupy the type.

One end of the sliding sheet 4 close to the first fixing box 1 is fixedly provided with a contact 8, a contact switch 801 is arranged in the first fixing box 1, a contact end of the contact switch 801 is arranged close to one side of the second fixing box 2, one side of the first fixing box 1 close to the second fixing box 2 is provided with a second opening 103, the second opening 103 corresponds to the contact switch 801, when the fixing door is closed in a fit manner with the sliding door and the sliding sheet 4 moves to be close to the first fixing box 1, the contact 8 penetrates through the second opening 103 and is fitted with the contact switch 801, and a signal is sent out when the contact end of the contact switch 801 is contacted with the contact 8.

The utility model discloses during the in-service use: the first fixed box 1 and the second fixed box 2 are respectively arranged at the same side edge of the fixed door and the sliding door, the fixed plate 5 is arranged at the other side of the sliding door opposite to the second fixed box 2, when the sliding door is jointed with the fixed door, the hook bolt 3 can automatically slide into the first fixed box 1 through the first opening 101 and is matched and clamped with the hanging part 102, when the first handle 201 or the second handle 501 is rotated at two sides of the door, the square rod 301 rotates and drives the hook bolt 3 to rotate, the hook end is lifted, the hook bolt 3 is separated from the hanging part 102, the sliding door can be pulled open, when the door needs to be locked, the sliding piece 4 in the second fixed box 2 can be pushed towards one side of the first fixed box 1 by toggling the pin 402 at the inner side of the door or rotating the key at the outer side of the door, in the process, the square rod 502 is changed from the round end positioned at the through hole 401 of the sliding piece 4 to the rectangular end positioned at the through hole 401, and the square rod 502, thereby make square pole 502 unable rotation restriction hook spring bolt 3 hook end and hang and lean on piece 102, after the gleitbretter 4 removed and locks the sliding door to first fixed box 1, the contact gets into first fixed box 1 and contacts with contact switch 801, can send the signal that the room was occupied, display panel 701 can occupy the word to outside demonstration in vertical logical groove 503 simultaneously, and when the lock was opened, when gleitbretter 4 playback, display panel 701 can be to outside demonstration idle word in vertical logical groove 503.

The technical features that the utility model has not been described can be realized through or adopt prior art, and no longer give unnecessary details here, and of course, the above-mentioned explanation is not right the utility model discloses a restriction, the utility model discloses also not only be limited to the above-mentioned example, ordinary skilled person in this technical field is in the utility model discloses a change, modification, interpolation or replacement made in the essential scope also should belong to the utility model discloses a protection scope.

Claims

1. A hook locking type sliding door latch lock is characterized by comprising a first fixed box (1) fixedly arranged at the edge of a fixed door, wherein one side, facing a sliding door, of the first fixed box (1) is overlapped with the edge of the fixed door, and a first opening (101) is formed in one side, facing the fixed door, of the first fixed box (1);

a second fixed box (2) is arranged at the edge of one side of the sliding door, the second fixed box (2) is arranged on the same side of the sliding door as the first fixed box (1), a hook lock tongue (3) and a sliding sheet (4) are arranged in the second fixed box (2), and the sliding sheet (4) is connected in the second fixed box (2) in a sliding manner;

the end part of the hook bolt (3) is in a hook shape, and when the sliding door is attached to the fixed door and closed, the hook end of the hook bolt (3) penetrates through the first opening (101) and is positioned in the first fixed box (1), and is matched and clamped with the hanging part (102) in the first fixed box (1);

one side of the second fixing box (2) is connected with one side of the sliding door, the other side of the sliding door is provided with a fixing plate (5), and the fixing plate (5) is fixedly connected with the second fixing box (2) through a screw;

a first handle (201) is rotatably connected to one side, away from the sliding door, of the second fixing box (2), a second handle (501) is rotatably connected to one side, away from the sliding door, of the fixing plate (5), the first handle (201) and the second handle (501) are fixedly connected through a square rod (502), and the square rod (502) penetrates through a square hole (301) in the hook lock tongue (3);

a through hole (401) is formed in the sliding piece (4), one end of the through hole (401) is a rectangle matched with the square rod (502), the other end of the through hole is a circle with the diameter larger than the side length of the cross section of the square rod (502), and a pin (402) is fixedly connected to one side, away from the sliding door, of the sliding piece (4);

the second fixing box (2) and the fixing plate (5) are provided with matched key holes (6).

2. A hook-locking sliding door latch according to claim 1, characterized in that the square hole (301) of the hook latch (3) is fitted and clamped with the square rod (502), a spring member (403) is provided between the top of the hook latch (3) and the side of the slide (4) close to the hook latch (3), and the initial state of the hook latch (3) is horizontal.

3. A hook-locked sliding door latch according to claim 2, characterized in that the hook end of the hook latch (3) is downwardly hook-shaped, and the abutment member (102) is arranged below the first opening (101) of the first stationary box (1), and the hook latch (3) cooperates with the abutment member (102) to grip when the hook latch (3) is in a horizontal position.

4. A hook-locking push-pull door latch according to claim 1, characterized in that the side of the second stationary box (2) remote from the sliding door is provided with a transverse chute (202), said transverse chute (202) extending through the second stationary box (2) side plate, said pin (402) extending through said transverse chute (202) being located outside the second stationary box (2).

5. A hook-locking sliding door latch according to claim 1 wherein said slider (4) is fixedly connected to a connecting rod (7) on the side near said fixed plate (5), said connecting rod (7) is fixedly connected to a display plate (701), and the left and right ends of said display plate (701) on the side near said fixed plate (5) are respectively marked with longitudinal free and occupied characters;

the fixing plate (5) is provided with a longitudinal through groove (503), and the width of the longitudinal through groove (503) is matched with the width of a character occupied by the idle display plate (701).

6. A hook-locked push-pull door latch according to claim 5, wherein a contact (8) is fixedly arranged at one end of the sliding piece (4) close to the first fixed box (1), a contact switch (801) is arranged in the first fixed box (1), a contact end of the contact switch (801) is arranged close to one side of the second fixed box (2), a second opening (103) is arranged at one side of the first fixed box (1) close to the second fixed box (2), the second opening (103) corresponds to the contact switch (801), and when the fixed door is closed with the sliding door in an abutting manner and the sliding piece (4) moves close to the first fixed box (1), the contact (8) penetrates through the second opening (103) and abuts with the contact switch (801);

the contact switch (801) sends a signal when the contact end is in contact with the contact (8).

7. A hook-locking sliding door latch according to claim 1, characterized in that the rectangular end of the through hole (401) is remote from the first stationary box (1) and the circular end of the through hole (401) is close to the first stationary box (1).

8. A hook-locking push-pull door latch according to claim 6, characterized in that said display panel (701) has a free typeface arranged at said display panel (701) close to said first stationary box (1) and an occupied typeface arranged at said display panel (701) far from said first stationary box (1).

9. A hook-locking push-pull door latch according to claim 1, characterized in that the key hole (6) in the slide (4) slides towards the first stationary box (1) when a key is entered and turned towards the first stationary box (1).