CN219773999U

CN219773999U - Combined fireproof antitheft door

Info

Publication number: CN219773999U
Application number: CN202321206177.8U
Authority: CN
Inventors: 刘永江
Original assignee: Janus Door Industry Tianjin Co ltd
Current assignee: Janus Door Industry Tianjin Co ltd
Priority date: 2023-05-18
Filing date: 2023-05-18
Publication date: 2023-09-29
Anticipated expiration: 2033-05-18

Abstract

The utility model relates to the technical field of fireproof and anti-theft doors, and discloses a combined fireproof and anti-theft door which comprises a door frame, wherein an anti-theft door body is rotatably connected to the inside of the door frame, and a bolt is inserted into one side surface of the inside of the anti-theft door body. The combined fireproof anti-theft door has the advantages that when the anti-theft door body and the door frame are closed, the bolt can be automatically locked, the conventional closing effect is achieved, the key is inserted into the key hole II to control the transmission rod to rotate, the transmission gear is driven to rotate, and the transmission gear can drive the movable block to move due to the mutual meshing relationship between the transmission gear and the tooth slot, so that the top end of the movable rod is inserted into the reinforcing hole at the top of the door frame to play a fixed role, the bottom end of the movable rod can be moved out of the wedge-shaped groove, one end of the inserted rod can be inserted into the limiting hole on the rotating rod under the elastic force of the limiting spring, and the door handle is not allowed to rotate at the moment, so that the effect of preventing technical prying is achieved, and the principle of the door lock must be understood to correctly open the door when prying.

Description

Combined fireproof antitheft door

Technical Field

The utility model relates to the technical field of fireproof and anti-theft doors, in particular to a combined fireproof and anti-theft door.

Background

People pay more attention to the safety of families and property, the burglary-resisting door becomes an effective safety measure, the burglary-resisting door is an important safety measure, the safety of personnel and property can be effectively protected, along with the development of society and the progress of technology, the manufacturing technology of the burglary-resisting door is continuously improved, the design and the manufacturing of the burglary-resisting door are more and more in line with the demands and the expectations of people, and the burglary-resisting door becomes a safety device which is more and more important for people.

According to the combined steel fireproof burglary-resisting door disclosed by the patent number CN217400752U, the top and the bottom of the inner cavity of the door frame are provided with the slots, the bottom ends of the inserting rods penetrate through the mounting frame, and the inserting rods are clamped and fixed with the slots, so that the burglary-resisting door body is convenient to fix; the first regulating block and the second regulating block are arranged in the regulating groove, the embedded plate is connected with the inner cavity wall of the mounting frame in a sliding manner, a linkage rod is connected between the top end of the embedded plate and the sliding block through a rotating shaft, two fixing grooves are formed in the inner cavity wall of the mounting frame, the clamping block penetrates through the inner wall of the mounting frame and the inner wall of the connecting block, and the clamping block is fixed with the fixing grooves in a clamping manner, so that the embedded plate can conveniently drive the clamping block to separate from the fixing grooves through the pulling of the second regulating block and the regulating rod, the position of the connecting block is regulated by the first regulating block, the lifting and the lowering of the embedded rod are achieved, the anti-theft effect is facilitated, and people with different heights can use the anti-theft effect more conveniently.

However, the following problems still exist in the actual use process:

(1) In addition to the conventional side latch locks, the top of the better steel burglary-resisting door in the current market also has a multiple protection function by a fixing pin, and if the top and the side latches cannot be connected, a certain potential safety hazard exists.

(2) The burglary-resisting door adopts metal material to make generally, in case the conflagration breaks out, and the metal can be because of high temperature deformation, can lead to the door unable normal opening to increase the degree of difficulty and the risk that personnel flee for one's life, burglary-resisting door does not have the fire prevention measure moreover, in case the conflagration breaks out, the door can lose the fireproof effect, can't prevent the intensity of a fire diffusion effectively, thereby aggravate the harm of conflagration.

Therefore, the utility model provides a combined fireproof anti-theft door.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a combined fireproof anti-theft door, which has the advantages of multiple lock bolts and fireproof anti-theft and solves the problems in the background art.

The utility model provides the following technical scheme: the utility model provides a combination formula fire prevention burglary-resisting door, includes the door frame, the inside rotation of door frame is connected with the burglary-resisting door body, the inside one side surface grafting of burglary-resisting door body has the bolt, the one end of bolt is located the inside of door frame, one side surface rotation of burglary-resisting door body is connected with the door handle, one side surface of burglary-resisting door body is provided with key hole one and key hole two, the inside rotation of burglary-resisting door body is connected with the dwang, spacing hole has been seted up on the surface of dwang, the one end fixed connection of dwang AND gate handle, cavity one and cavity two have been seted up to the inside of burglary-resisting door body, cavity one communicates with each other with cavity two, the inside sliding connection of cavity one end and spacing hole have been seted up the wedge groove, the inside sliding connection of cavity two has the carriage release lever, the one end of carriage release lever is identical with the model of wedge groove.

Preferably, the inside of burglary-resisting door body is including strengthening layer, flame retardant coating and sealing layer, the material of strengthening layer is galvanized steel sheet, the thickness of strengthening layer is 20-50 millimeters, the material of flame retardant coating is aluminum silicate board, the thickness of flame retardant coating is 40-80 millimeters, the material of sealing layer is fire prevention sealing strip, the thickness of sealing layer is 5-10 millimeters.

Preferably, the inside rotation of burglary-resisting door body is connected with drive gear and transfer line, the fixed surface connection of one end and drive gear of transfer line, the one end of drive gear and the one end fixed connection of key hole two.

Preferably, the surface of the movable rod is sleeved with a movable block, a plurality of tooth grooves are formed in the surface of the movable block, and the inner parts of the tooth grooves are meshed with the surface of the transmission gear.

Preferably, the inner wall of the door frame is provided with a reinforcing hole, and the reinforcing hole is matched with the model of the movable rod.

Preferably, the fixed block is fixedly connected with the surface of the inserted link, the limiting spring is sleeved on the surface of the inserted link, one end of the limiting spring is fixedly connected with one side surface of the fixed block, and the other end of the limiting spring is fixedly connected with the groove wall of the first cavity.

Compared with the prior art, the utility model has the following beneficial effects:

1. this kind of combination formula fire prevention burglary-resisting door, through being provided with movable rod and drive gear and transfer line and spacing spring, when burglary-resisting door body and door frame were closed, the bolt can be locked voluntarily, play conventional effect of closing, through inserting key in key hole two internal control transfer line rotation, thereby drive the drive gear rotation, because the relationship of intermeshing when drive gear and tooth's socket, the drive gear can drive the movable block and remove, make the movable block upwards remove, thereby make the top of movable rod insert the reinforcement downthehole fixed effect that plays at door frame top, the wedge inslot can be shifted out to the bottom of movable rod this moment, under spacing spring's elasticity effect, can make the one end of inserted into the spacing downthehole of on the movable rod, will not allow the door handle to rotate this moment, thereby play the effect that prevents technical pry lock, make must understand the door lock principle and can correctly open the door when pry lock.

2. This kind of combination formula fire prevention burglary-resisting door, through being provided with reinforcement layer and flame retardant coating and sealing layer, thereby when burglary-resisting door body is closed, thereby fire prevention sealing strip all around can receive extrusion deformation to block up door crack department, daily effect that can play gives sound insulation, when the conflagration takes place, sealing strip thermal expansion, can block up door crack department effectively, prevent that the flame from the door crack drunkenness, aluminum silicate plate a high temperature insulating material, have fine fire behavior and high temperature resistance, the flame retardant coating can play thermal-insulated and fire prevention's effect, can prevent the fire from spreading effectively, protection personnel and property's safety, galvanized steel sheet is a corrosion resistant material, its surface is through galvanization processing, can keep the roughness and the finish of surface under high temperature, the reinforcement layer has good fire behavior, can resist the erosion of high temperature conflagration to the door effectively.

Drawings

FIG. 1 is a schematic diagram of a structural body of the present utility model;

FIG. 2 is a schematic view of the internal structure of the burglarproof door body of the present utility model;

FIG. 3 is a schematic cross-sectional view of the present utility model shown in FIG. 1;

FIG. 4 is a schematic view of the split structure of FIG. 2;

FIG. 5 is a schematic diagram of the material composition structure of the burglarproof door body of the present utility model.

In the figure: 1. a door frame; 2. an anti-theft door body; 3. a door handle; 4. a key hole I; 5. a key hole II; 6. reinforcing the hole; 7. a reinforcing layer; 8. a fire-blocking layer; 9. a sealing layer; 10. a plug pin; 11. a rod; 12. a limit spring; 13. wedge-shaped grooves; 14. a fixed block; 15. a moving block; 16. a moving rod; 17. a transmission gear; 18. a transmission rod; 19. a rotating lever; 20. a limiting hole; 21. a first cavity; 22. a cavity II; 23. tooth slots.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, a combined fireproof anti-theft door comprises a door frame 1, wherein an anti-theft door body 2 is rotatably connected in the door frame 1, a bolt 10 is inserted into one side surface of the interior of the anti-theft door body 2, one end of the bolt 10 is positioned in the door frame 1, a door handle 3 is rotatably connected to one side surface of the anti-theft door body 2, a key hole I4 and a key hole II 5 are arranged on one side surface of the anti-theft door body 2, a rotating rod 19 is rotatably connected in the anti-theft door body 2, a limiting hole 20 is arranged on the surface of the rotating rod 19, one end of the rotating rod 19 is fixedly connected with one end of a door handle 3, a cavity I21 and a cavity II 22 are arranged in the anti-theft door body 2, the cavity I21 is communicated with the cavity II 22, the inside sliding connection of cavity one 21 has inserted bar 11, the inside sliding connection of one end and spacing hole 20 of inserted bar 11, wedge groove 13 has been seted up on the surface of inserted bar 11, the inside sliding connection of cavity two 22 has movable rod 16, the one end of movable rod 16 is identical with the model of wedge groove 13, when burglary-resisting door body 2 and door frame 1 are closed, bolt 10 can lock automatically, play conventional closing effect, when the bottom of movable rod 16 shifts out in wedge groove 13, under the elasticity effect of spacing spring 12, can make the one end of inserted bar 11 insert in spacing hole 20 on the swivelling lever 19, will not allow door handle 3 to rotate at this moment, thereby play the effect of preventing technical prying, make must the lock principle in the time of prying and can correctly open the door.

Wherein; the inside of burglary-resisting door body 2 includes reinforcement layer 7, flame retardant coating 8 and sealing layer 9, reinforcement layer 7's material is galvanized steel sheet, reinforcement layer 7's thickness is 20-50 millimeters, flame retardant coating 8's material is aluminum silicate board, flame retardant coating 8's thickness is 40-80 millimeters, sealing layer 9's material is fire-proof sealing strip, sealing layer 9's thickness is 5-10 millimeters, thereby when burglary-resisting door body 2 closes, thereby all around fire-proof sealing strip can receive extrusion deformation to block up crack department, daily can play the effect of giving sound insulation, when the conflagration breaks out, sealing strip thermal expansion can block up crack department effectively, prevent the flame from the drunkenness of crack department, aluminum silicate board's a high temperature insulation material has fine fire behavior and high temperature resistant ability, flame retardant coating 8 can play thermal-insulated and fire prevention's effect, can prevent the fire from spreading effectively, protection personnel and property's safety, galvanized steel sheet is a kind of corrosion-resistant material, the roughness and the finish of surface can keep under high temperature, reinforcement layer 7 has good performance to the fire erosion resistance effectively.

Wherein; the inside rotation of burglary-resisting door body 2 is connected with drive gear 17 and transfer line 18, and the one end and the fixed surface connection of drive gear 17 of transfer line 18, and the one end fixed connection of key hole two 5 of transfer gear 17 are through inserting the key in key hole two 5 control transfer line 18 rotation to drive transfer gear 17 rotation.

Wherein; the surface of the moving rod 16 is sleeved with a moving block 15, the surface of the moving block 15 is provided with a plurality of tooth grooves 23, the inner parts of the tooth grooves 23 are meshed with the surface of the transmission gear 17, and the transmission gear 17 drives the moving block 15 to move due to the mutual meshed relation between the transmission gear 17 and the tooth grooves 23.

Wherein; the inner wall of the door frame 1 is provided with a reinforcing hole 6, and the reinforcing hole 6 is matched with the model of the movable rod 16.

Wherein; the fixed block 14 is fixedly connected to the surface of the inserting rod 11, the limiting spring 12 is sleeved on the surface of the inserting rod 11, one end of the limiting spring 12 is fixedly connected with one side surface of the fixed block 14, the other end of the limiting spring 12 is fixedly connected with the groove wall of the first cavity 21, when the moving rod 16 moves downwards, the bottom end of the moving rod is inserted into the wedge-shaped groove 13, the inserting rod 11 overcomes the elasticity of the limiting spring 12 to move, and therefore one end of the inserting rod 11 moves out of the limiting hole 20, and the burglary-resisting door body 2 can be normally opened at the moment.

When the anti-theft door is used, when the anti-theft door body 2 and the door frame 1 are closed, the bolt 10 can automatically lock to play a conventional closing effect, the transmission rod 18 is controlled to rotate by inserting a key into the key hole II 5, so that the transmission gear 17 is driven to rotate, the transmission gear 17 and the tooth groove 23 are in a mutual meshed relationship, the transmission gear 17 can drive the moving block 15 to move, so that the moving block 15 moves upwards, the top end of the moving rod 16 is inserted into the reinforcing hole 6 at the top of the door frame 1 to play a fixed role, at the moment, the bottom end of the moving rod 16 can be moved out of the wedge-shaped groove 13, under the elastic force of the limiting spring 12, one end of the inserting rod 11 can be inserted into the limiting hole 20 on the rotating rod 19, at the moment, the door handle 3 is not allowed to rotate, and when the moving rod 16 moves downwards, the bottom end of the inserting rod 11 can be inserted into the wedge-shaped groove 13, so that the inserting rod 11 overcomes the elastic force of the limiting spring 12, and one end of the inserting rod 11 moves out of the limiting hole 20, at the moment, the anti-theft door body 2 can be normally opened.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a combination formula fire prevention burglary-resisting door, includes door frame (1), its characterized in that: the inside rotation of door frame (1) is connected with burglary-resisting door body (2), the inside one side surface grafting of burglary-resisting door body (2) has bolt (10), the one end of bolt (10) is located the inside of door frame (1), one side surface rotation of burglary-resisting door body (2) is connected with door handle (3), one side surface of burglary-resisting door body (2) is provided with key hole one (4) and key hole two (5), the inside rotation of burglary-resisting door body (2) is connected with dwang (19), spacing hole (20) have been seted up on the surface of dwang (19), the one end fixed connection of dwang (19) and one end of door handle (3), cavity one (21) and cavity two (22) have been seted up to the inside of burglary-resisting door body (2), the inside sliding connection of cavity one (21) has inserted bar (11), the one end of inserted bar (11) and the inside sliding connection of spacing hole (20), the one end of inserted bar (11) is equipped with wedge bar (16) of wedge bar (16), the wedge bar (16) is connected with the wedge bar (16).

2. A combination fire and theft protection door as defined in claim 1, wherein: the anti-theft door is characterized in that the anti-theft door body (2) comprises a reinforcing layer (7), a fireproof layer (8) and a sealing layer (9), wherein the reinforcing layer (7) is made of galvanized steel plates, the reinforcing layer (7) is 20-50 mm thick, the fireproof layer (8) is made of aluminum silicate plates, the fireproof layer (8) is 40-80 mm thick, the sealing layer (9) is made of fireproof sealing strips, and the sealing layer (9) is 5-10 mm thick.

3. A combination fire and theft protection door as defined in claim 1, wherein: the anti-theft door is characterized in that a transmission gear (17) and a transmission rod (18) are rotatably connected in the anti-theft door body (2), one end of the transmission rod (18) is fixedly connected with the surface of the transmission gear (17), and one end of the transmission gear (17) is fixedly connected with one end of the key hole II (5).

4. A combination fire and theft protection door as defined in claim 1, wherein: the surface of the moving rod (16) is sleeved with a moving block (15), a plurality of tooth grooves (23) are formed in the surface of the moving block (15), and the inner parts of the tooth grooves (23) are meshed with the surface of the transmission gear (17).

5. A combination fire and theft protection door as defined in claim 1, wherein: reinforcing holes (6) are formed in the inner wall of the door frame (1), and the reinforcing holes (6) are matched with the type of the movable rod (16).

6. A combination fire and theft protection door as defined in claim 1, wherein: the surface fixedly connected with fixed block (14) of inserted bar (11), the surface of inserted bar (11) has cup jointed spacing spring (12), one end and the one side surface fixedly connected of fixed block (14) of spacing spring (12), the cell wall fixed connection of the other end and cavity one (21) of spacing spring (12).