CN212105615U

CN212105615U - Safety protection prevents fire door

Info

Publication number: CN212105615U
Application number: CN201922407582.6U
Authority: CN
Inventors: 不公告发明人
Original assignee: Bao Shikang
Current assignee: Bao Shikang
Priority date: 2019-12-27
Filing date: 2019-12-27
Publication date: 2020-12-08
Anticipated expiration: 2029-12-27

Abstract

The utility model discloses a safety protection prevents fire door, including the door frame, be equipped with in the door frame and prevent fire door body, prevent two installation pieces that fire door body one side fixedly connected with symmetry set up, be equipped with two mounting grooves that correspond with the installation piece in the door frame, two be equipped with the cavity between the mounting groove, the cavity internal thread is inserted and is equipped with the screw rod, fixed the cup joint has first gear on the screw rod, the door frame outer wall rotates to insert and is equipped with the bull stick, bull stick one end fixedly connected with handle. The utility model discloses a slewing mechanism who sets up makes to prevent that fire door installation and dismantlement are more convenient, is convenient for change the fire door that is not conform to the requirement, improves the security of preventing fire door, is worth promoting.

Description

Safety protection prevents fire door

Technical Field

The utility model relates to a prevent fire door technical field, especially relate to a safety protection prevents fire door.

Background

The fireproof door is a door which can meet the requirements of fire-resistant stability, integrity and heat insulation within a certain time, and is a fireproof partition which is arranged between fireproof partitions, evacuation staircases, vertical shafts and the like and has certain fire resistance. The fireproof door has the functions of a common door, has the functions of preventing the fire from spreading and the smoke from diffusing, and can prevent the fire from spreading within a certain time to ensure the evacuation of people.

However, most existing fireproof doors are fixedly installed on a door frame, the fireproof doors need to be regularly detected for safety performance, and the fireproof doors with unqualified safety performance are inconvenient to replace and have certain defects.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving present preventing that fire door is the fixed mounting mostly on the door frame, and preventing that fire door needs its security performance of periodic detection, to the unqualified fire door that prevents of security performance, change very inconvenient problem, and the fire door that prevents of a safety protection that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a safety protection fireproof door comprises a door frame, wherein a fireproof door body is arranged in the door frame, two symmetrically arranged installation blocks are fixedly connected to one side of the fireproof door body, two installation grooves corresponding to the installation blocks are formed in the door frame, a cavity is formed between the two installation grooves, a screw rod is inserted into the cavity in a threaded manner, a first gear is fixedly sleeved on the screw rod, a rotating rod is rotatably inserted into the outer wall of the door frame, a handle is fixedly connected to one end of the rotating rod, a clamping rod is slidably inserted into one end of the handle, a plurality of clamping grooves corresponding to the clamping rods are formed in the outer wall of the door frame in a surrounding manner, a clamping sleeve is fixedly sleeved at the end, close to the door frame, of the clamping rod, a clamping sleeve is fixedly sleeved on the end, far away from the handle, of the rotating rod penetrates through the outer wall of the door frame and extends into the cavity, two one side that the slider is relative is equipped with the telescopic link, the both ends of telescopic link respectively with two slider fixed connection, two the equal fixedly connected with slide bar of the opposite one end of slider, two the one end that the slider was kept away from to the slide bar runs through top and interior bottom in the cavity respectively and extends to the mounting groove, be equipped with the through-hole that corresponds with the slide bar on the installation piece.

Preferably, an anti-slip sleeve is fixedly sleeved on the handle.

Preferably, the clamping rod is sleeved with a first spring, and two ends of the first spring are fixedly connected with the handle and the clamping sleeve respectively.

Preferably, the rotating rod is rotatably sleeved with two supporting sleeves, and one opposite sides of the two supporting sleeves are respectively abutted to the outer wall of the door frame and the side wall of the cavity.

Preferably, the telescopic rod is sleeved with a second spring, and two ends of the second spring are fixedly connected with one side of the two sliding blocks opposite to each other respectively.

Preferably, the front of the fireproof door body is fixedly connected with a handle, a lock hole is arranged below the handle, and an anti-theft lock is fixedly connected in the lock hole.

Preferably, grooves are formed in the bottom and the top of the cavity, a plurality of balls are inserted into the grooves in a rotating mode, and the edges of the balls are in contact with the sliding rod.

Has the advantages that:

1. when dismantling that fire door carried out the installation, rotate the handle earlier, the handle passes through the bull stick and drives the second gear rotation, and the second gear drives the screw rod through first gear and rotates, and the screw rod drives the slider and reciprocates, and the slider drives the slide bar and reciprocates to fixed and the dismantlement of the installation piece to both sides. In the utility model; through the slewing mechanism who sets up, it is more convenient to make to prevent fire door installation and dismantlement, is convenient for change the fire door that is not conform to the requirement, improves the security of preventing fire door, is worth promoting.

2. Set up the antiskid cover on hand, be convenient for rotate the handle, the elasticity that first spring provided is effectively fixed to the handle, and handle and pickproof lock are convenient for open and protect fire door, set up the ball in the recess, and the slide bar of being convenient for slides.

Drawings

Fig. 1 is a schematic structural view of a safety protection fireproof door provided by the present invention;

fig. 2 is the utility model provides a cavity inner structure schematic diagram of fire door is prevented in safety protection.

In the figure: the fireproof door comprises a door frame 1, a fireproof door body 2, an installation block 3, a screw rod 4, a first gear 5, a rotating rod 6, a handle 7, a clamping rod 8, a clamping sleeve 9, a second gear 10, a sliding block 11, a telescopic rod 12, a sliding rod 13, a first spring 14, a support sleeve 15, a second spring 16, a handle 17, an anti-theft lock 18 and a ball 19.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-2, a safety protection fireproof door comprises a door frame 1, a fireproof door body 2 is arranged in the door frame 1, and the fire spreading during fire is prevented, two symmetrically arranged installation blocks 3 are fixedly connected to one side of the fireproof door body 2 and used for fixing the fireproof door body 2, two installation grooves corresponding to the installation blocks 3 are arranged in the door frame 1, a cavity is arranged between the two installation grooves, a screw rod 4 is inserted in the cavity through a thread and used for driving a sliding block 11 to move up and down, a first gear 5 is fixedly connected to the screw rod 4 and used for driving the screw rod 4 to rotate, a rotating rod 6 is inserted on the outer wall of the door frame 1 in a rotating manner and used for driving a second gear 10 to rotate, a handle 7 is fixedly connected to one end of the rotating rod 6 and used for driving the rotating rod 6 to rotate, a clamping rod 8 is inserted at one end of the handle 7 in a, clamping bar 8 is close to the fixed cover of one end of door frame 1 and has been connect cutting ferrule 9, prevent that clamping bar 8 from droing, the one end that handle 7 was kept away from to bull stick 6 runs through door frame 1 outer wall and extends to the cavity in, the fixed cover of one end that bull stick 6 extends has second gear 10 with first gear 5 meshing, be used for driving first gear 5 and rotate, threaded sleeve is equipped with two sliders 11 of relative setting on the screw rod 4, be used for driving slide bar 13 and reciprocate, two one sides that slider 11 is relative are equipped with telescopic link 12, prevent that slider 11 from rocking, the both ends of telescopic link 12 respectively with two slider 11 fixed connection, the equal fixedly connected with slide bar 13 of one end that two sliders 11 are opposite, be used for fixed mounting piece 3, the one end that slider 11 was kept away from to two slide bars 13 runs through top and interior bottom and extend to the mounting groove respectively in the.

In the embodiment, an anti-slip sleeve is fixedly sleeved on the handle 7 to facilitate rotation of the handle 7, a first spring 14 is sleeved on the clamping rod 8 to provide certain elastic force for the clamping sleeve 9, two ends of the first spring 14 are fixedly connected with the handle 7 and the clamping sleeve 9 respectively, the rotating rod 6 is rotatably sleeved with two supporting sleeves 15 to support the rotating rod 6, opposite sides of the two supporting sleeves 15 are abutted against the outer wall of the doorframe 1 and the side wall of the cavity respectively, a second spring 16 is sleeved on the telescopic rod to prevent the sliding block 11 from shaking, two ends of the second spring 16 are fixedly connected with opposite sides of the two sliding blocks 11 respectively, a handle 17 is fixedly connected in front of the fireproof door body 2 to facilitate opening of the fireproof door body 2, a lock hole is arranged below the handle 17, an anti-theft lock 18 is fixedly connected in the lock hole to lock the fireproof door body 2, grooves are arranged at the bottom and the inner top of the cavity, so that the slide bar 13 slides, the edge of the ball 19 contacts the slide bar 13.

In this embodiment, when the dismantlement of carrying out the installation to preventing fire door, rotate handle 7 earlier, handle 7 drives second gear 10 through bull stick 6 and rotates, second gear 10 drives screw rod 4 through first gear 5 and rotates, screw rod 4 drives slider 11 and reciprocates, slider 11 drives slide bar 13 and reciprocates, thereby fixed and the dismantlement of installation piece 3 to both sides, set up the antiskid cover on the handle 7, be convenient for rotate handle 7, the elasticity that first spring 14 provided is effective fixed to handle 7, handle 17 and pickproof lock 18, be convenient for open and protect preventing fire door, set up ball 19 in the recess, slide bar 13 of being convenient for slides.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a safety protection prevents fire door, includes door frame (1), its characterized in that: the fireproof door is characterized in that a fireproof door body (2) is arranged in the door frame (1), two mounting blocks (3) which are symmetrically arranged are fixedly connected to one side of the fireproof door body (2), two mounting grooves corresponding to the mounting blocks (3) are arranged in the door frame (1), a cavity is arranged between the two mounting grooves, a screw rod (4) is inserted into the cavity in an inserted mode, a first gear (5) is fixedly sleeved on the screw rod (4), a rotating rod (6) is rotatably inserted into the outer wall of the door frame (1), a handle (7) is fixedly connected to one end of the rotating rod (6), a clamping rod (8) is slidably inserted into one end of the handle (7), a plurality of clamping grooves corresponding to the clamping rod (8) are arranged on the outer wall of the door frame (1) in a surrounding mode, a clamping sleeve (9) is fixedly connected to one end, close to the door frame (1), of the clamping sleeve (6), far away from the handle (7), penetrates, fixed cover of one end that bull stick (6) extend has connect second gear (10) with first gear (5) meshing, threaded sleeve is equipped with two slider (11) that set up relatively, two on screw rod (4) slider (11) relative one side is equipped with telescopic link (12), the both ends of telescopic link (12) respectively with two slider (11) fixed connection, two the equal fixedly connected with slide bar (13) of one end opposite slide bar (11), two the one end that slide bar (13) were kept away from slider (11) runs through top and interior bottom respectively in the cavity and to extending in the mounting groove, be equipped with the through-hole that corresponds with slide bar (13) on installation piece (3).

2. A fire rated door as claimed in claim 1, wherein: an anti-skid sleeve is fixedly sleeved on the handle (7).

3. A fire rated door as claimed in claim 1, wherein: the clamp rod (8) is sleeved with a first spring (14), and two ends of the first spring (14) are fixedly connected with the handle (7) and the clamp sleeve (9) respectively.

4. A fire rated door as claimed in claim 1, wherein: the rotating rod (6) is rotatably sleeved with two supporting sleeves (15), and one sides, opposite to the supporting sleeves (15), of the two supporting sleeves are respectively abutted to the outer wall of the door frame (1) and the side wall of the cavity.

5. A fire rated door as claimed in claim 1, wherein: the telescopic rod is sleeved with a second spring (16), and two ends of the second spring (16) are fixedly connected with one side, opposite to the two sliding blocks (11), respectively.

6. A fire rated door as claimed in claim 1, wherein: the front of the fireproof door body (2) is fixedly connected with a handle (17), a lock hole is arranged below the handle (17), and an anti-theft lock (18) is fixedly connected in the lock hole.

7. A fire rated door as claimed in claim 1, wherein: grooves are formed in the bottom and the top of the cavity, a plurality of balls (19) are inserted into the grooves in a rotating mode, and the edges of the balls (19) are in contact with the sliding rod (13).