CN201095911Y - Fireproof escape lock body - Google Patents

Abstract

The utility model relates to the technical field of anti-theft locks, in particular to a fire escape lock body, which comprises a bottom plate, an upper cover, an oblique lock tongue and a square lock tongue. The main feature is that a three-angle unlocking structure is adopted in the lock body, wherein two adjacent diamond-shaped corners are fixedly connected as a whole by a square bar, and the square bar is fixedly connected to a handle. In the room, the door lock can be easily opened by simply rotating the handle, which can buy precious time for escape in case of emergency.

Description

Fire escape lock body

Technical field:

The utility model relates to the technical field of anti-theft locks, in particular to a fire escape lock body.

Background technique:

At present, the general lock body only has a single anti-theft function, but does not have an escape function. That is, in the case of an emergency, the key and the knob must be used to open the side tongue and the safety, which will delay the escape time and easily cause accidents. unnecessary casualties.

Utility model content:

The purpose of the utility model is to provide a fire escape lock body aiming at the deficiencies in the prior art.

In order to achieve the above object, the technical solution adopted by the utility model is: it includes a base plate, an upper cover, an oblique lock tongue, and a square lock tongue. hole, one end of the oblique bolt is fixedly connected with a deadbolt rod, the deadbolt rod passes through the positioning plate fixed on the bottom plate, the deadbolt rod is provided with a step at the end close to the oblique bolt, and the deadbolt rod is between the step and the positioning plate The spring is socketed, and the feature is that: one end of the square lock bolt is fixedly connected with a slider, a safety plate is arranged under the slider, a positioning column is arranged on the safety plate, a chute is provided on the slider to cooperate with the positioning column, and a safety plate is arranged on the upper side of the safety plate. There is a chute, and the bottom plate is provided with a column matching the chute of the insurance board; there are two notches on the side of the slider, and the hook block matching the notch is provided on the side of the insurance board, and the bottom plate is provided with a stopper beside the insurance board. A spring is arranged between the insurance plate and the block, and the insurance plate is also equipped with a safety hook plate, which is sleeved on the pin of the bottom plate; the bottom plate is provided with three stacked ones between the deadbolt rod and the slider. , mutually independent water chestnuts, upper and lower water chestnuts are provided with a tongue plate, the tongue plate is located between the positioning plate and the oblique tongue dial, and the oblique tongue dial is sleeved on the deadbolt rod; the middle water chestnut is provided with "V"-shaped plate, wherein, one end of the safety hook plate is located in the bayonet of the "V"-shaped plate; the slider is provided with a square lock tongue toggle pin at the end close to the square lock tongue, and the square lock tongue toggle pin is matched with a side The deadbolt toggle plate, the square deadbolt toggle plate is sleeved on the pin of the bottom plate, and one end of the square deadbolt toggle plate is also formed with a hook block that matches the "V" shaped plate.

The end of the deadbolt rod is provided with a glyph groove, and the end of the deadbolt rod is formed with a step, and a spring is arranged between the step and the slanted tongue shifting plate.

A toggle plate is also arranged in the lock body, one end of the toggle plate is positioned on the slide block through a pin, and the other end is positioned in the positioning groove of the deadbolt bar.

The beneficial effect of the utility model is that two adjacent water chestnuts of the utility model can be fixed together through the square bar, the square bar is fixedly connected with a handle, and the door can be easily opened indoors by simply rotating the handle Lock, in the event of an emergency, can win valuable time for escape.

Description of drawings:

Fig. 1 is a structural representation of the utility model;

Fig. 2 is a schematic diagram of the internal structure of the utility model;

Fig. 3 is the structural representation of the utility model insurance board;

Fig. 4 is a schematic structural view of the slider and the square dead bolt of the present invention.

Detailed ways:

See shown in Fig. 1, 2, 3, 4, the utility model comprises base plate 1, loam cake 2, oblique deadbolt 3, square deadbolt 4, bottom plate 1 front end is fixedly connected with baffle 5, and baffle 5 is provided with oblique Deadbolt hole 51 and square deadbolt hole 52, one end of oblique deadbolt 3 is fixedly connected with deadbolt bar 6, and deadbolt bar 6 passes through the positioning plate 7 that is fixed on the base plate 1, and deadbolt bar 6 leans on the oblique deadbolt 3 that end is provided with a step 61, and the deadbolt lever 6 is sleeved with a spring 8 between the step 61 and the positioning plate 7, and a slide block 9 is fixedly connected to one end of the square dead bolt 4, and a safety plate 10 is arranged below the slide block 9 for safety. The board 10 is provided with a positioning post 101, the slider 9 is provided with a chute 91 to cooperate with the positioning post 101, the upper part of the insurance board 10 is provided with a chute 102, and the base plate 1 is provided with a column matching the chute 102 of the insurance board 10 11. There are two notches 92 on the side of the slider 9, and hook blocks 103 matching the notches 92 are provided on the side of the safety plate 10. The bottom plate 1 is provided with a stopper 12 next to the safety plate 10. Between the safety plate 10 and the stopper 12 A spring 13 is provided, and the safety plate 10 is also equipped with a safety hook plate 14, which is sleeved on the pin 15 of the bottom plate 1; Together, mutually independent water chestnuts 16, the upper and lower water chestnuts 16 are all provided with dial 17, the dial 17 is located between the positioning plate 7 and the oblique tongue dial 18, and the oblique tongue dial 18 is sleeved on the dead bolt On the rod 6; the water chestnut 16 in the middle is provided with a "V" shaped plate 161, wherein one end of the safety hook plate 14 is located in the bayonet of the "V" shaped plate 161; The square tongue toggle pin 19 is matched with a square bolt toggle plate 20, the square bolt toggle plate 20 is socketed on the pin post 21 of the bottom plate 1, and one end of the square bolt toggle plate 20 A hook block 201 cooperating with the "V" shaped plate 161 is also molded.

The end of deadbolt bar 6 is provided with a glyph groove, and deadbolt bar 6 ends are provided with gasket 62, and spring 22 is arranged between gasket 62 and oblique bolt shifting plate 18, when lock body needs reversing installation, It is only necessary to depress the deadbolt lever 6 in batches and rotate to make the oblique deadbolt 3 reversing.

A toggle plate 23 is also arranged in the lock body, one end of the toggle plate 23 is positioned on the slide block 9 by a pin, and the other end is positioned in the positioning groove 63 of the deadbolt bar 6, and the oblique lock can also be opened by the toggle plate 23. Tongue3.

The principle of unlocking: when the door is locked, both the oblique bolt 3 and the square bolt 4 are stuck in the door body, when it is necessary to open the oblique bolt 3 and the square bolt 4 at the same time, only two of them of the utility model are locked by the square bar. Two adjacent water chestnuts 16 are fixedly connected as a whole, and the square bar is fixedly connected with a handle. The handle is rotated indoors, and the handle drives two water chestnuts 16 to rotate. The middle water chestnut 16 rotates at the same time, the middle water chestnut 16 drives the safety hook plate 14 to rotate, the safety hook plate 14 catches the safety plate 10 and slides, and the hook piece 103 of the safety plate 10 breaks away from the gap 92 of the slider 9, thereby releasing the safety plate 10 against the sliding block 9, at this time, the middle water chestnut 16 rotates through a certain angle and touches the square deadbolt toggle plate 20, and the square deadbolt toggle plate 20 drives the slider 9 to move, thereby opening the square deadbolt 4, so far, Oblique dead bolt 3 and square dead bolt 4 are opened simultaneously. Therefore, as long as the handle is turned indoors, the oblique deadbolt 3 and the square deadbolt 4 can be opened simultaneously.

Of course, the above-described embodiments are only preferred examples of the present utility model, and are not intended to limit the scope of implementation of the present utility model, so all equivalents done according to the structure, features and principles described in the scope of patent application for the present utility model Changes or modifications are all included in the patent scope of the utility model application.

Claims (3)

1, fire prevention escape lock body, it comprises base plate, loam cake, oblique dead bolt, Square lock bolt, the base plate front end is connected with baffle plate, offer oblique dead bolt hole and Square lock bolt hole on the baffle plate, tiltedly dead bolt one end is connected with the dead bolt bar, the dead bolt bar passes the location-plate that is fixed on the base plate, the dead bolt bar is being provided with step by that end of oblique dead bolt, the dead bolt bar is socketed with spring between step and location-plate, it is characterized in that: Square lock bolt one end is connected with slide block, and the slide block below is provided with safeguard, safeguard is provided with reference column, offer chute on the slide block and cooperate with reference column, safeguard top offers chute, and base plate is provided with the column with the chute of safeguard coupling; The slide block side offers two breach, the safeguard side is provided with the piece that colludes with the breach coupling, and base plate is provided with block on the safeguard next door, is provided with spring between safeguard and the block, safeguard also is combined with an insurance and colludes plate, and insurance is colluded on the pin that sleeve-board is connected on base plate; Base plate is provided with three water caltrops that be stacked together, separate between dead bolt bar and slide block, upper and lower water caltrop all is provided with dials hyoplastron, dials hyoplastron and dials between the plate at location-plate and oblique tongue, and oblique tongue is dialled plate and is socketed on the dead bolt bar; Middle water caltrop is provided with " V " shape plate, wherein, insures the bayonet socket that an end that colludes plate is positioned at " V " shape plate; Slide block is provided with Square lock bolt at the end near Square lock bolt and stirs pin, and Square lock bolt is stirred pin and is combined with a Square lock bolt swinging plate, and the Square lock bolt swinging plate is socketed on the pin of base plate, and Square lock bolt swinging plate one end also forms the hooked scarf that cooperates with " V " shape plate.

2, fire prevention escape lock body according to claim 1, it is characterized in that: the end of dead bolt bar offers the in-line groove, and the dead bolt rod end forms step, and step and oblique tongue are dialled and are provided with spring between the plate.

3, fire prevention escape lock body according to claim 1, it is characterized in that: also be provided with a swinging plate in lock body, swinging plate one end is positioned on the slide block by pin, and the other end is positioned in the locating slot of dead bolt bar.

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