CN217581916U

CN217581916U - Steel fireproof door convenient to install

Info

Publication number: CN217581916U
Application number: CN202221136407.3U
Authority: CN
Inventors: 张梦姣; 吴健; 胥海军; 宗杰
Original assignee: Jiangsu Jinyida Fire Technology Co ltd
Current assignee: Jiangsu Jinyida Fire Technology Co ltd
Priority date: 2022-05-12
Filing date: 2022-05-12
Publication date: 2022-10-14
Anticipated expiration: 2032-05-12

Abstract

The utility model provides a fire door is prevented to steel convenient to installation, includes the door frame, one end rotates in the door frame and is connected with the rotary column, and the equal fixed mounting in rotary column one side both ends has smooth box, and common sliding connection has the insulated door in two smooth boxes, rotates in the rotary column cavity and installs two-way screw rod, the utility model has the advantages of it is following: the heat insulation door is placed on the two sliding boxes, and the heat insulation door is pushed to move towards the rotating column, so that the inserting blocks are continuously inserted into the corresponding short grooves, the two corner blocks at one end of the inserting blocks are extruded by the heat insulation door to rotate into the corresponding grooves, the inserting blocks are completely inserted into the short grooves, and when the heat insulation door does not extrude the corner blocks, the corner blocks are guaranteed to rebound under the driving of the corresponding torsion springs and are embedded into the inclined grooves of the corresponding short grooves, and the two inserting blocks are guaranteed to play a role in fixing the heat insulation door; the installation process of the fireproof door is more convenient, multiple persons are not needed to participate, the occupied number of operators is reduced, and the installation efficiency of the fireproof door is greatly improved.

Description

Steel fireproof door convenient to install

Technical Field

The utility model relates to a prevent fire door technical field, concretely relates to fire door is prevented to steel convenient to installation.

Background

The fireproof door can meet the requirements of heat insulation and fire resistance in a certain time interval, most of the fireproof doors adopt a steel shell, and heat insulation fireproof materials are filled in the fireproof doors, and are generally arranged in evacuation staircases, vertical shafts, safety exits and the like.

Fire door is indispensable when taking place the conflagration, but the process of fire door is prevented in the installation and loaded down with trivial details, often needs many people to participate in the installation jointly, leads to the installation to occupy a large amount of operating personnel, greatly reduced prevent fire door installation effectiveness.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is that, prevent fire door indispensable when the conflagration breaing out, but the process and the trouble of preventing fire door are prevented in the installation, often need many people to participate in the installation jointly, lead to the installation to occupy a large amount of operating personnel, greatly reduced prevent fire door installation effectiveness, specially provide a steel of being convenient for the installation prevent fire door, make it can effectual solution above-mentioned problem.

The utility model provides a technical scheme that technical problem adopted is: a steel fire rated door convenient to install, comprising: the improved thermal insulation door comprises a door frame, one end in the door frame is rotatably connected with a rotary column, two sliding boxes are fixedly mounted at two ends of one side of the rotary column, two thermal insulation doors are slidably connected in the sliding boxes together, a bidirectional screw is rotatably mounted in a cavity of the rotary column, two limiting plates are sleeved at two ends of the bidirectional screw respectively and are in threaded connection with the bidirectional screw, each limiting plate is slidably connected with the rotary column, a plurality of square blocks are fixedly mounted at one side, away from each other, of each limiting plate, an elongated slot is formed in one side, close to the rotary column, of each thermal insulation door, a plurality of square grooves are formed in two opposite sides in the elongated slot respectively, one end of each bidirectional screw penetrates through the rotary column and is connected with a crank in an inserting mode, the thermal insulation doors are placed between the two sliding boxes, the thermal insulation doors are moved towards the rotary column, the two limiting plates are inserted into the elongated slots in the thermal insulation doors, the bidirectional screws are driven to rotate through the cranks, the two limiting plates in threaded connection with the rotary bidirectional screws in a reverse moving mode is driven, one side of each limiting plate is enabled to be attached to one side, corresponding one side of each square groove, and the corresponding square groove is enabled to be inserted into the corresponding square groove, and the two limiting plates to be capable of fixing effect can be achieved.

As an optimal technical solution of the utility model: the corner post is close to insulated door one side fixed mounting has two inserted blocks, every the inserted block is close to insulated door one end and all rotates and be connected with two hornblocks, insulated door is close to corner post one side and has seted up two short slots, every the inserted block is pegged graft with the insulated door through the short slot that corresponds respectively, and the insulated door moves when the corner post, and two inserted blocks constantly get into during the short slot that corresponds, make two hornblocks of two inserted block one ends receive the extrusion of insulated door to take place to rotate to go into in the groove that corresponds, ensure to insert the short slot completely at the inserted block, when the insulated door is not at the extrusion horn block, the horn block can kick-back and the card is gone into the oblique inslot that corresponds in the short slot under the torsional spring drive that corresponds, guarantee that two can insulated door play further fixed effect.

As an optimal technical solution of the utility model: the crank is close to two-way screw rod one side fixed mounting and has the quadrangular prism, the quadrangular prism is pegged graft with two-way screw rod, works as after the insulated door installation is accomplished, unloads the crank, this moment sealed piece has been pegged graft in the two-way screw rod one end recess, through with sealed piece plug two-way screw rod notch in inserting the recess of two-way screw rod one end, make the unable two-way screw rod of inserting of foreign object, avoid taking place that non professional mistake touches and lead to the insulated door not hard up condition to appear.

As an optimal technical solution of the utility model: a fireproof adhesive tape is adhered to one side, close to the rotary column, in the door frame, when the fireproof door is closed, the fireproof adhesive tape seals a gap on the side face of the connecting part of the rotary column, and therefore the sealing performance of the closed fireproof door is guaranteed to be further improved.

As an optimal technical solution of the utility model: the observation window has been seted up on the insulated door, and when the conflagration breaing out, the condition of a rescue personnel another side is tentatively judged through the observation window, ensures that the rescue personnel can carry out the most effective rescue in the very first time.

The utility model has the advantages of it is following: the heat insulation door is placed on the two sliding boxes, and the heat insulation door is pushed to move towards the rotating column, so that the inserting blocks are continuously inserted into the corresponding short grooves, the two corner blocks at one end of the inserting blocks are extruded by the heat insulation door to rotate into the corresponding grooves, the inserting blocks are completely inserted into the short grooves, and when the heat insulation door does not extrude the corner blocks, the corner blocks are guaranteed to rebound under the driving of the corresponding torsion springs and are embedded into the inclined grooves of the corresponding short grooves, and the two inserting blocks are guaranteed to play a role in fixing the heat insulation door; the two limiting plates are inserted into the long grooves in the heat insulation door, the crank is rotated to drive the two-way screw, the two-way screw is rotated to drive the two limiting plates to move reversely, one side of the two limiting plates with the square blocks is attached to the corresponding side of the long grooves with the square grooves, the corresponding square blocks are embedded into the corresponding square grooves, and the two limiting plates can further fix the heat insulation door; the installation process of the fireproof door is more convenient, multiple persons are not needed to participate, the occupied number of operators is reduced, and the installation efficiency of the fireproof door is greatly improved.

Drawings

Fig. 1 is a schematic front view of a steel fire door according to a preferred embodiment of the present invention;

fig. 2 is a schematic perspective view of a pillar structure of a fireproof steel door according to a preferred embodiment of the present invention;

FIG. 3 is a schematic cross-sectional view of a steel fire door hinge according to a preferred embodiment of the present invention;

FIG. 4 is a schematic side view of a fire rated door constructed in accordance with a preferred embodiment of the present invention;

FIG. 5 is a schematic cross-sectional view of the steel fire door at A in accordance with a preferred embodiment of the present invention;

fig. 6 is a schematic cross-sectional view of the fire door insulation door according to a preferred embodiment of the present invention.

Description of reference numerals: 1. a door frame; 2. rotating the column; 3. a slide box; 4. a heat-insulating door; 41. a long groove; 411. a square groove; 42. a short slot; 43. an observation window; 5. a bidirectional screw; 51. a sealing block; 6. a limiting plate; 61. a square block; 7. a crank; 71. a quadrangular prism; 8. inserting a block; 81. a corner block; 9. a fireproof adhesive tape.

Detailed Description

The technical solution of the present invention will be clearly and completely described with reference to the accompanying drawings. In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The present invention will be further explained with reference to the accompanying drawings.

The steel fireproof door convenient to install as shown in fig. 1-6 comprises a door frame 1, a rotating column 2 is rotatably connected to one end of the door frame 1, two sliding boxes 3 are respectively and fixedly installed at two ends of one side of the rotating column 2, a heat insulation door 4 is jointly and slidably connected to the two sliding boxes 3, a rotating column 2 is rotatably installed in a cavity of the rotating column 5, two limiting plates 6 are respectively sleeved on two ends of the two-way screw 5 and are respectively in threaded connection with the two-way screw 5, two limiting plates 6 are respectively and slidably connected with the rotating column 2, a plurality of blocks 61 are respectively and fixedly installed at one sides, far away from each other, of the corresponding limiting plates 6, an elongated slot 41 is formed in one side, close to the rotating column 2, of the heat insulation door 4, a plurality of square slots 411 are respectively formed in opposite sides of the elongated slot 41, a crank 7 is inserted into one end of the rotating column 2, when the heat insulation door 4 moves towards the rotating column 2, the two limiting plates 6 are jointly inserted into the elongated slot 41 on the heat insulation door 4, the two-way screw 5 is driven to drive the two limiting plates 6 to reversely move, and ensure that the two limiting plates 6 are fixed in the long slots 411.

Wherein, two inserted blocks 8 are fixed mounting respectively and are close to insulated door 4 one side at the corner post 2, two inserted blocks 8 keep away from corner post 2 one end and rotate respectively and be connected with two hornblocks 81, two short slots 42 are seted up and are being close to corner post 2 one side at insulated door 4, two inserted blocks 8 rely on corresponding short slot 42 respectively and are pegged graft with insulated door 4, when insulated door 4 moves to corner post 2, inserted block 8 can slowly insert in the short slot 42 that corresponds, two hornblocks 81 of inserted block 8 one end can rotate the inslot that corresponds on inserted block 8 by insulated door 4's oppression, in inserted block 8 inserts short slot 42 completely, insulated door 4 is not oppressing hornblock 81, angle block 81 rebounds and blocks the oblique inslot in short slot 42 under the drive of torsion spring in corresponding junction this moment, make two inserted blocks 8 fix in insulated door 4's short slot 42, ensure that two inserted blocks 8 accomplish the fixed to insulated door 4.

Wherein, quadrangular 71 fixed mounting is close to two-way screw rod 5 one side at crank 7, and quadrangular 71 pegs graft with two-way screw rod 5, and after the installation of insulated door 4 was accomplished, demolish crank 7, sealed piece 51 pegs graft in two-way screw rod 5 one end recess this moment, with the notch of sealed piece 51 plug in the groove of two-way screw rod 5, prevent that non-staff's mistake from touching and lead to insulated door 4 not hard up.

Wherein, the adhesive tape 9 of preventing fires is pasted and is close to 2 one sides of rotary column in door frame 1, and when the fire door was closed, through the space of the sealed 2 junction sides of rotary column of adhesive tape 9 of preventing fires, guarantee to promote the leakproofness after closing of preventing fires.

Wherein, observation window 43 sets up on insulated door 4, and the seting up of observation window 43 makes when the conflagration appears, and emergency personnel can see through insulated door 4 and observe the condition of another side to in the very first time take the most effective action.

Specifically, when the fireproof door is installed, firstly, the door frame 1 is fixedly installed at a position where the fireproof door needs to be installed, then the rotating column 2 is rotated, the two sliding boxes 3 slide out of the door frame 1, then the heat insulation door 4 is inserted into the sliding ways of the two sliding boxes 3, the heat insulation door 4 is continuously pushed towards the rotating column 2, as the heat insulation door 4 continuously moves towards the rotating column 2, the two insertion blocks 8 are respectively inserted into the corresponding short grooves 42, the two corresponding corner blocks 81 on the two insertion blocks 8 are respectively rotated back to the grooves on the corresponding insertion blocks 8 under the extrusion of the heat insulation door 4, when the two insertion blocks 8 are inserted into a certain depth, the heat insulation door 4 does not extrude the two corresponding corner blocks 81 on the two insertion blocks 8, at the moment, each corner block 81 is rebounded under the driving of the torsion spring in the corresponding connection part and is embedded into the chute in the corresponding short groove 42, so as to ensure that the two insertion blocks 8 play a primary fixing role on the heat insulation door 4, along with insulated door 4 constantly moves towards rotary column 2, two limiting plates 6 insert in the elongated slot 41 on insulated door 4, insert crank 7 in the inslot of two-way screw rod 5 one end after that, rotate crank 7 and drive two-way screw rod 5 and rotate, make two limiting plates 6 reverse movement, ensure that two limiting plates 6 keep away from a plurality of diamonds 61 on one side each other and imbed in the square groove 411 that corresponds, guarantee under two limiting plates 6's common fixed, insulated door 4 can firm fix on rotary column 2, unload crank 7 at last, and insert the inslot of two-way screw rod 5 one end with sealed block 51, the notch of shutoff two-way screw rod 5 one end, avoid leading to the not hard up condition of insulated door 4 because of non-operator's curiosity, cause this fire door's installation easy operation convenient, need not many people to participate in, the installation effectiveness of fire door has been improved greatly.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Other parts not described in detail in the present invention belong to the prior art, and are not described herein again.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims

1. The utility model provides a fire door is prevented to steel convenient to installation which characterized in that includes: door frame (1), one end rotates in door frame (1) and is connected with rotary column (2), the equal fixed mounting in rotary column (2) one side both ends has smooth box (3), two sliding connection has insulated door (4) jointly in smooth box (3), rotate in rotary column (2) cavity and install two-way screw rod (5), the cover is equipped with limiting plate (6), two respectively outside two-way screw rod (5) both ends limiting plate (6) all with two-way screw rod (5) threaded connection, every limiting plate (6) all with rotary column (2) sliding connection, every limiting plate (6) keep away from the equal fixed mounting in one side each other and have a plurality of squares (61), elongated slot (41) have been seted up near rotary column (2) one side in insulated door (4), a plurality of square groove (411) have been seted up respectively on relative both sides in elongated slot (41), two-way screw rod (5) one end pierces through rotary column (2) and pegs graft and has crank (7).

2. The steel fireproof door convenient to install as claimed in claim 1, wherein two inserts (8) are fixedly installed on one side of the rotary column (2) close to the heat insulation door (4), one end of each insert (8) close to the heat insulation door (4) is rotatably connected with two corner blocks (81), two short grooves (42) are formed on one side of the heat insulation door (4) close to the rotary column (2), and each insert (8) is respectively inserted into the heat insulation door (4) through the corresponding short groove (42).

3. The steel fireproof door convenient to install as claimed in claim 1, wherein a quadrangular prism (71) is fixedly installed on one side of the crank (7) close to the bidirectional screw (5), the quadrangular prism (71) is inserted into the bidirectional screw (5), when the installation of the heat insulation door (4) is completed, the crank (7) is removed, and a sealing block (51) is inserted into a groove at one end of the bidirectional screw (5).

4. An easy to install steel fire door according to claim 1, characterized in that the door frame (1) has a fire-resistant strip (9) glued to the side close to the turning post (2).

5. The fireproof steel door easy to install according to claim 1, characterized in that the insulating door (4) is provided with a viewing window (43).