CN218438802U

CN218438802U - Horizontal sliding fireproof door lock

Info

Publication number: CN218438802U
Application number: CN202222678312.0U
Authority: CN
Inventors: 张季冬
Original assignee: Jiangsu Dongguan Intelligent Technology Co ltd
Current assignee: Jiangsu Dongguan Intelligent Technology Co ltd
Priority date: 2022-10-12
Filing date: 2022-10-12
Publication date: 2023-02-03
Anticipated expiration: 2032-10-12

Abstract

The utility model provides a flat push formula fire prevention lock relates to fire prevention escape device technical field. This flat push formula fire prevention lock, including preventing fire door, the push formula fire prevention lock is installed in the fire door outside, the inside dwang that is used for the switch that is equipped with in the push formula fire prevention lock outside, dwang outside fixedly connected with knob, dwang fixedly connected with gear, this flat push formula fire prevention lock, personnel make the step down move through trampling with the foot, because the step extends to inside the curb plate to carry on spacingly through the stopper rod to the step, can make step pulling wire rope, change wire rope's direction of motion through the fixed pulley, and through wire rope pulling rack downstream, make the rack drive the gear revolve that the meshing is connected to make the gear drive fixed connection's dwang rotate, thereby open the push formula fire prevention lock, accomplish what fleed.

Description

Horizontal sliding fireproof door lock

Technical Field

The utility model relates to a flat push formula fire prevention lock specifically is flat push formula fire prevention lock belongs to fire prevention escape device technical field.

Background

An escape door lock is a door lock widely applied to an emergency passage outlet in a public place. The horizontal pushing type escape door lock is characterized in that a lock body push plate is pushed downwards through horizontal pushing to drive a deflector rod to rotate, and the deflector rod drives a lock tongue or a top and bottom pin to be retracted so as to realize the unlocking of the door lock.

The improved fireproof door lock is mainly aimed at improving the linkage mode of a fireproof door lock bolt control structure and a handle pressing structure, so that an operator directly presses a handle in a forward pushing mode to pull a door lock bolt to move, and the effect of smoothly opening the door lock is achieved. The first opening unit is arranged in the fireproof door leaf to drive the lock bolt of the door lock to move in a stretching way, meanwhile, the first opening unit can also be used for driving a pressing handle arranged in a pressing frame seat of a second opening unit arranged on the fireproof door, when the pressing handle is pressed downwards under stress, a connecting rod is driven to move horizontally, the connecting rod is connected with a driving lever to generate swinging motion, a pulley arranged at one end of the driving lever extends into the first opening unit to push a lock bolt seat connected with the lock bolt to move horizontally, and then the lock bolt stretches into the door lock to generate the action of opening the door lock.

However, in the above solutions, when a person is in a fire, the rotating handle has a high temperature, so that the person cannot directly rotate or horizontally push the handle with a hand, and the person cannot open the horizontal-push type fireproof door lock in other ways, thereby causing casualty risks.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model aims at providing a horizontal sliding type fireproof door lock just for solving above-mentioned problem to when solving among the prior art when personnel is in the conflagration, because the rotation handle can have higher temperature, thereby personnel can't directly go to rotate or horizontal sliding handle with the hand, and personnel can't use other modes to open horizontal sliding type fireproof door lock, thereby cause the problem of casualties risk.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: horizontal pushing-type fire prevention lock, including preventing fire door, the pushing-type fire prevention lock is installed in the fire door outside, the inside dwang that is used for the switch that is equipped with in the pushing-type fire prevention lock outside, dwang outside fixedly connected with knob, dwang fixedly connected with gear, the meshing of gear outside is connected with the rack, the rack outside is equipped with elastic component, fire door outside fixedly connected with mounting panel, the mounting panel sets up in preventing fire door top, the mounting panel outside is equipped with the pedal, fixedly connected with wire rope between pedal and the rack.

Preferably, the elastic component includes a fixing plate, the fixing plate is fixedly connected to the outer side of the pushing-type fireproof door lock, a telescopic rod and a first spring are fixedly connected between the fixing plate and the rack, the outer side of the telescopic rod is sleeved with the first spring, and the rack is pulled by the first spring to automatically reset.

Preferably, the rack outside fixedly connected with connecting plate, connecting plate one side fixedly connected with catch bar, the pushing-type fireproof door lock outside fixedly connected with connection box, the inside buffer solution that is equipped with of connection box.

Preferably, the pushing rod penetrates through the connecting frame and is in sliding connection with the connecting frame, a pushing plate is fixedly connected to one side of the pushing rod, and the pushing plate is arranged inside the connecting frame.

Preferably, the tapered slot has been seted up in the slurcam outside, the tapered slot is close to catch bar one side notch radius and is greater than the opposite side notch, through the design of tapered slot, can make the rack slowly move and reset.

Preferably, the outer sides of the fireproof door and the push-type fireproof door lock are fixedly connected with a plurality of fixed pulleys used for steering the steel wire rope so as to guide the steel wire rope.

Preferably, a side plate is fixedly connected to the outer side of the mounting plate, a chute is formed in the outer side of the side plate, the pedal extends to the inside of the chute formed in the side plate, a limiting rod and a second spring are arranged in the chute, the limiting rod penetrates through the pedal and is in sliding connection with the pedal, the limiting rod is fixedly connected with the side plate, and the second spring is sleeved on the outer side of the limiting rod, so that the pedal can move horizontally and stably.

The utility model provides a flat push formula fire door lock, its beneficial effect who possesses as follows:

1. this flat pushing type fire prevention lock, personnel are through trampling the step board with the foot, make the step board downstream, because inside the step board extends to the curb plate, and carry on spacingly to the step board through the gag lever post, can make step board pulling wire rope, change wire rope's direction of motion through the fixed pulley, and through wire rope pulling rack downstream, make the rack drive the gear revolve that the meshing is connected, thereby make the gear drive fixed connection's dwang rotate, thereby open the pushing-type fire prevention lock, accomplish what flee.

2. This flat pushing type fire prevention lock, when the rack resets simultaneously, at rack outside fixedly connected with connecting plate, make the connecting plate promote the catch bar, make the catch bar promote the slurcam and slide in the link frame, because the bell jar has been seted up in the catch bar outside, can cushion the slurcam when the inside buffer solution of link frame passes the slurcam, avoid the rack to remove to produce violent sound too fast, have the effect of a protection, prolong the life of pushing type fire prevention lock.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic structural view of the steel wire rope of the present invention;

fig. 3 is a schematic view of the rack structure of the present invention;

fig. 4 is a schematic diagram of the side plate structure of the present invention.

In the figure: 1. a fire door; 2. a push-type fireproof door lock; 3. a rotating knob; 4. rotating the rod; 5. a gear; 6. a rack; 7. a fixing plate; 8. a first spring; 9. a telescopic rod; 10. a connecting frame; 11. a connecting plate; 12. a push rod; 13. a push plate; 14. a wire rope; 15. a fixed pulley; 16. a side plate; 17. treading a pedal; 18. a limiting rod; 19. a second spring; 20. and (7) mounting the plate.

Detailed Description

The embodiment of the utility model provides a flat push formula fire door lock.

Please refer to fig. 1, fig. 2, fig. 3 and fig. 4, including the fire door 1, a push-type fire door lock 2 is installed outside the fire door 1, a rotating rod 4 for opening and closing is installed inside the push-type fire door lock 2, a rotating button 3 is fixedly connected to the outside of the rotating rod 4, a gear 5 is fixedly connected to the rotating rod 4, a rack 6 is engaged and connected to the outside of the gear 5, an elastic component is installed outside the rack 6, an installation plate 20 is fixedly connected to the outside of the fire door 1, the installation plate 20 is installed on the top of the fire door 1, a pedal 17 is installed on the outside of the installation plate 20, and a steel wire rope 14 is fixedly connected between the pedal 17 and the rack 6.

Elastic component includes fixed plate 7, and fixed plate 7 fixed connection is in the 2 outsides of pushing-type fireproof door lock, fixedly connected with telescopic link 9 and first spring 8 between fixed plate 7 and the rack 6, and the 9 outsides of telescopic link are located to the 8 covers of first spring, carry out automatic re-setting through 8 pulling racks 6 of first spring. The outer sides of the fireproof door 1 and the push-type fireproof door lock 2 are fixedly connected with a plurality of fixed pulleys 15 for steering the steel wire rope 14, and the steel wire rope 14 is guided.

Mounting panel 20 outside fixedly connected with curb plate 16, the spout has been seted up in the curb plate 16 outside, and inside pedal 17 part extended to curb plate 16 and offered the spout, the inside gag lever post 18 and the second spring 19 of being equipped with of spout, gag lever post 18 run through pedal 17 and with pedal 17 sliding connection, gag lever post 18 and curb plate 16 fixed connection, the gag lever post 18 outside is located to second spring 19 cover, makes pedal 17 can carry out the steady horizontal migration.

Specifically, with the installation of pushing-type fireproof door lock 2 and prevent the fire door 1 outside, drive dwang 4 through rotating knob 3, make dwang 4 drive the inside lock core of pushing-type fireproof door lock 2 and contract and open, specific locking mode, do not describe here further.

When meetting the conflagration personnel and flee, personnel are sparse through preventing fire door 1, need carry out the unblock with its fire door 1 and open through rotating knob 3, because the temperature is higher during the conflagration, knob 3 often is overheated, personnel can't directly grip and appear danger, in this scheme because install mounting panel 20 in preventing fire door 1 outside, personnel are through trampling pedal 17 with the foot, make pedal 17 move down, because pedal 17 extends to inside the curb plate 16, and carry out spacingly through gag lever post 18 to pedal 17, can make pedal 17 spur wire rope 14, change wire rope 14's direction of motion through fixed pulley 15, and through wire rope 14 spur rack 6 and move down, make rack 6 drive the gear 5 rotation of meshing connection, thereby make gear 5 drive fixed connection's dwang 4 rotate, thereby open pushing-type fireproof door lock 2, accomplish the escape.

Please refer to fig. 1, fig. 2, fig. 3 and fig. 4 again, the rack 6 outside fixedly connected with connecting plate 11, connecting plate 11 one side fixedly connected with catch bar 12, the 2 outside fixedly connected with connection frame 10 of pushing-type fireproof door lock, the inside buffer solution that is equipped with of connection frame 10, catch bar 12 runs through connection frame 10 and with connection frame 10 sliding connection, catch bar 12 one side fixedly connected with catch bar 13, catch bar 13 sets up inside connection frame 10, the bell jar has been seted up in the catch bar 13 outside, the bell jar is close to catch bar 12 one side notch radius and is greater than the opposite side notch, through the design of bell jar, can make rack 6 carry out the slow movement and reset.

It is specific, simultaneously when being equipped with telescopic link 9 and first spring 8 in the rack 6 outside, carry on spacingly through telescopic link 9 to rack 6, make reciprocating that rack 6 can be stable, and carry out automatic re-setting through the pulling rack 6 of first spring 8, simultaneously when rack 6 resets, at rack 6 outside fixedly connected with connecting plate 11, make connecting plate 11 promote catch bar 12, make catch bar 12 promote catch plate 13 and slide in link frame 10, because the bell jar has been seted up in the catch plate 13 outside, can cushion catch plate 13 when the inside buffer solution of link frame 10 passes catch plate 13, avoid rack 6 to remove to produce violent sound too fast, the effect of a protection has, prolong the life of pushing-type fireproof door lock 2.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the above embodiments and descriptions are only illustrative of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the present invention, and all such changes and modifications fall within the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. Horizontal push formula fireproof door lock, including preventing fire door (1), push formula fireproof door lock (2) are installed in preventing fire door (1) outside, inside dwang (4) that are used for the switch that are equipped with in push formula fireproof door lock (2) outside, dwang (4) outside fixedly connected with knob (3), its characterized in that: dwang (4) fixedly connected with gear (5), gear (5) outside meshing is connected with rack (6), the rack (6) outside is equipped with elastic component, prevent fire door (1) outside fixedly connected with mounting panel (20), mounting panel (20) set up in preventing fire door (1) top, the mounting panel (20) outside is equipped with pedal (17), fixedly connected with wire rope (14) between pedal (17) and rack (6).

2. A horizontal push type fire door lock according to claim 1, wherein: the elastic component comprises a fixing plate (7), the fixing plate (7) is fixedly connected to the outer side of the pushing-type fireproof door lock (2), a telescopic rod (9) and a first spring (8) are fixedly connected between the fixing plate (7) and the rack (6), and the telescopic rod (9) is sleeved with the first spring (8).

3. A sliding fire door lock according to claim 1, wherein: rack (6) outside fixedly connected with connecting plate (11), connecting plate (11) one side fixedly connected with catch bar (12), pushing-type fireproof door lock (2) outside fixedly connected with connection frame (10), inside buffer solution that is equipped with of connection frame (10).

4. A flat push fire door lock according to claim 3, wherein: the push rod (12) penetrates through the connecting frame (10) and is in sliding connection with the connecting frame (10), a push plate (13) is fixedly connected to one side of the push rod (12), and the push plate (13) is arranged inside the connecting frame (10).

5. A flat push fire door lock according to claim 4, wherein: the outside of the pushing plate (13) is provided with a conical groove, and the radius of the notch on one side of the conical groove close to the pushing rod (12) is larger than that of the notch on the other side.

6. A sliding fire door lock according to claim 1, wherein: the outer sides of the fireproof door (1) and the push-type fireproof door lock (2) are fixedly connected with a plurality of fixed pulleys (15) used for steering the steel wire rope (14).

7. A horizontal push type fire door lock according to claim 1, wherein: mounting panel (20) outside fixedly connected with curb plate (16), the spout has been seted up in the curb plate (16) outside, inside footboard (17) part extended to curb plate (16) and seted up the spout, inside gag lever post (18) and the second spring (19) of being equipped with of spout, gag lever post (18) run through footboard (17) and with footboard (17) sliding connection, gag lever post (18) and curb plate (16) fixed connection, the gag lever post (18) outside is located in second spring (19) cover.