CN210977169U - Multi-open type anti-prying primary and secondary door - Google Patents

Abstract

The utility model discloses a multi-opening type anti-prying door and mother door, which comprises a door frame, a window frame is arranged above the door frame, a window sash panel is arranged in the window frame, and a connection between the window sash panel and the window frame is provided There is a glass bead, a mother door panel is hinged on one side of the door frame, and a child door panel is hinged on the other side of the door frame. The mother door panel is used in cooperation with the child door panel. A lock tongue protrudes from the lock, a lock hole is arranged on the sub-door plate, an L-shaped plate is arranged on the outer side of the lock hole, and the lock tongue penetrates the L-shaped plate and extends into the lock hole, and the main door plate is located in the lock hole. The lock tongue is provided with a guide groove, the guide groove is provided with a steel sleeve, and the steel sleeve is sleeved on the outer side of the lock tongue. When used together, the overall appearance is more beautiful. You can open the main door panel during normal use. When carrying large items such as furniture, open the main door panel and the sub-door panel at the same time.

Description

A kind of multi-open anti-pry door

technical field

The utility model relates to the technical field of building materials, in particular to a multi-opening anti-prying child and mother door.

Background technique

The mother-in-law door is generally customized according to the needs of customers, and it is specially designed for special use. It can be widely used in residential houses, villas, townhouses, small yards, storefronts and other entry doors to facilitate the handling of large items. The existing anti-theft child and mother doors are correspondingly hinged on the door frames on both sides through hinges. The anti-theft lock is installed on the mother door and the mother door is locked on the child door through the anti-theft lock. Due to the large matching gap between the main door and the sub-door, the anti-theft performance is greatly affected, and the expected anti-pry effect cannot be achieved. Therefore, we propose a multi-open type. Burglar proof door.

Utility model content

The purpose of this utility model is to provide a kind of multi-open anti-prying sub-mother door, in order to solve the problem in the above-mentioned background technology that although the sub-door and the main door are provided with corresponding anti-prying grooves and anti-prying hook edges, due to The matching gap between the mother door and the sub-door is large, which greatly affects the anti-theft performance and cannot achieve the problem of the due anti-prying effect.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a multi-opening anti-pry door, comprising a door frame, a window frame is arranged above the door frame, a window sash panel is arranged in the window frame, and the window sash is provided. A glass bead is provided at the connection between the panel and the window frame, a mother door panel is hinged on one side of the door frame, and a child door panel is hinged on the other side of the door frame, and the mother door panel is used in cooperation with the child door panel. A door lock is provided, a lock tongue protrudes from the door lock, a lock hole is arranged on the sub-door plate, an L-shaped plate is arranged on the outside of the lock hole, and the lock tongue penetrates the L-shaped plate and extends into the lock In the hole, the mother door plate is provided with a guide groove at the lock tongue, the guide groove is provided with a steel sleeve, the steel sleeve is sleeved on the outer side of the lock tongue, and the L-shaped plate is provided with the same diameter as the steel sleeve. The lock tongue is provided with a blocking ring, the blocking ring is fitted with the steel sleeve, the outer side of the lock tongue is provided with a spring, one end of the spring is connected with the groove wall of the guide groove, and the spring The other end is connected to the steel sleeve.

Preferably, the retaining ring is fixedly installed at one end of the lock tongue close to the locking hole, and the diameter of the retaining ring is smaller than the diameter of the steel sleeve.

Preferably, both the mother door panel and the sub-door panel are made of steel plates, and the mother door panel and the sub-door panel are formed by hot pressing of steel plates.

Preferably, the mother door panel and the sub-door panel are filled with fireproof material, and the fireproof material is perlite, and the outer surfaces of the mother door panel and the sub-door panel are coated with a polymer resin material layer.

Preferably, a latch is provided on the upper side of the sub-door panel, and the upper end of the latch is inserted into the door frame.

Preferably, an opening is provided in the middle of the mother door panel, a ventilation net is provided at the opening, and one side of the sealing door is hinged on the rear surface of the mother door panel at the position corresponding to the opening, and the other side of the sealing door is connected to the opening. The mother door board is snapped.

Compared with the prior art, the beneficial effect of the present utility model is: a multi-open anti-prying child and mother door, which has the following advantages:

(1) The mother door panel and the child door panel are used together, and the overall appearance is relatively beautiful. You can open the mother door panel during normal use. When transporting large items such as furniture, open the mother door panel and the child door panel at the same time;

(2) The mother door panel and the sub-door panel are composited by hot pressing of steel plates. The mother door panel and the sub-door panel are filled with fire-resistant materials. The fire-resistant material is perlite. Perlite has the characteristics of light apparent density, low thermal conductivity and good chemical stability. It is non-toxic and tasteless, and plays the role of sound absorption and noise reduction while preventing fire. The outer surfaces of the mother door panel and the daughter door panel are coated with a polymer resin material layer, which increases the wear resistance of the mother door panel and the daughter door panel, thereby improving the service life;

(3) When locking the door, the lock tongue moves toward the lock hole through the L-shaped plate 10, and the blocking ring moves with the lock tongue. At this time, the steel sleeve is not blocked by the blocking ring, and is pushed to the L-shaped by the elastic force of the spring. The plate 10 moves and passes through the opening on the L-shaped plate against the retaining ring on the lock tongue again. With the existence of , the crowbar cannot directly act on the lock tongue, and it is difficult to pull out the lock tongue from the lock hole, which improves the anti-priming performance of the sub-mother door.

Description of drawings

Fig. 1 is the front view structure schematic diagram of the utility model when the door is closed;

Fig. 2 is the front view structure schematic diagram of the utility model when opening the door;

3 is a schematic view of the cross-sectional structure in the direction A of FIG. 1 of Embodiment 1;

4 is a schematic view of the cross-sectional structure in the direction A of FIG. 1 of Embodiment 2;

FIG. 5 is a schematic diagram of a rear view of the structure of Embodiment 3. FIG.

In the picture: 1-door frame, 2-window frame, 3-window sash panel, 4-glass bead, 5-main door panel, 6-sub-door panel, 7-door lock, 8-lock tongue, 9-lock hole, 10-L Shaped plate, 11-guide groove, 12-steel sleeve, 13-stop ring, 14-spring, 15-fireproof material, 16-bolt, 17-ventilating net, 18-sealing door.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

Embodiment 1, this embodiment provides a technical solution: a multi-opening anti-pry door, please refer to FIG. 1 and FIG. 3, including a door frame 1, a window frame 2 is arranged above the door frame 1, and the The window frame 2 is provided with a sash panel 3, and the connection between the window sash panel 3 and the window frame 2 is provided with a glass bead 4, and the light transmittance is increased by arranging the window frame 2 and the window sash panel 3 in the window frame 2. One side of the door frame 1 is hinged with a mother door panel 5, and the other side of the door frame 1 is hinged with a sub-door panel 6. The mother door panel 5 is used in conjunction with the sub-door panel 6, and the whole is more beautiful, and the main door panel 5 can be opened during normal use. , When carrying large items such as furniture, open the mother door panel 5 and the sub-door panel 6 at the same time; please refer to FIG. 2, the mother door panel 5 is provided with a door lock 7, and the door lock 7 is protruded with a lock tongue 8, so The child door panel 6 is provided with a lock hole 9, the outer side of the lock hole 9 is provided with an L-shaped plate 10, the lock tongue 8 penetrates the L-shaped plate 10 and protrudes into the lock hole, and the mother door panel 5 is on the lock tongue. 8 are provided with guide grooves 11, the guide groove 11 is provided with a steel sleeve 12, the steel sleeve 12 is sleeved on the outside of the lock tongue 8, and the L-shaped plate 10 is provided with the same diameter as the steel sleeve. The locking tongue 8 is provided with a blocking ring 13, the blocking ring 13 is fitted with the steel sleeve 12, the outer side of the locking tongue 8 is provided with a spring 14, and one end of the spring 14 is connected to the groove of the guide groove 11. The other end of the spring 14 is connected with the steel sleeve 12. When the door is locked, the lock tongue 8 moves through the L-shaped plate 10 to the lock hole 9, and the blocking ring 13 moves with the lock tongue 8. When the steel sleeve 12 is not blocked by the retaining ring 13, it moves toward the L-shaped plate 10 under the elastic force of the spring 14, and passes through the opening on the L-shaped plate 10 to abut against the retaining ring 13 on the lock tongue 8 again. , even if the criminals use violence to insert tools such as a crowbar into the gap between the mother door panel 5 and the sub-door panel 6, due to the existence of the steel sleeve 12, the crowbar cannot directly act on the lock tongue 8, and it is difficult to make the lock tongue 8 from the lock hole 9. When the door is opened, the lock tongue 8 is pulled out from the lock hole and retracted into the door lock 7, and the retaining ring 13 on the lock tongue 8 drives the steel sleeve 12 to compress the spring 14, And withdraw from the opening on the L-shaped plate 10 to open the door.

Specifically, the baffle ring 13 is fixedly installed at one end of the lock tongue 8 close to the lock hole, and the diameter of the baffle ring 13 is smaller than the diameter of the steel sleeve.

Specifically, a plug 16 is provided on the upper side of the sub-door panel 6 , and the upper end of the plug 16 is inserted into the door frame 1 .

Working principle: The utility model increases the light transmittance by arranging the window frame 2 and the sash panel in the window frame 2. The mother door panel 5 is used in conjunction with the sub-door panel 6, and the whole is relatively beautiful. The mother door panel 5 can be opened during normal use. When carrying large items such as furniture, open the main door panel 5 and the sub-door panel 6 at the same time. When the door is locked, the lock tongue 8 moves through the L-shaped plate 10 to the lock hole, and the retaining ring 13 moves with the lock tongue 8. The sleeve 12 is not blocked by the retaining ring 13, and is moved to the L-shaped plate 10 by the elastic force of the spring 14, and passes through the opening on the L-shaped plate 10 to abut the retaining ring 13 on the lock tongue 8 again, even if The criminals use violence to insert tools such as a crowbar into the gap between the mother door panel 5 and the sub-door panel 6. Due to the existence of the steel sleeve 12, the crowbar cannot directly act on the lock tongue 8, and it is difficult to pull the lock tongue 8 out of the lock hole. , improves the anti-prying performance of the mother-in-law door; when opening the door, the lock tongue 8 is pulled out from the lock hole 9 and retracted into the door lock 7, and the retaining ring 13 on the lock tongue 8 drives the steel sleeve 12 to compress the spring 14, and from The door can be opened by withdrawing from the opening on the L-shaped plate 10 .

Embodiment 2, this embodiment provides a technical solution: a multi-opening anti-pry door, please refer to FIG. 1 and FIG. 3, including a door frame 1, a window frame 2 is arranged above the door frame 1, and the A window sash panel 3 is arranged in the window frame 2, and a glass bead 4 is arranged at the connection between the window sash panel 3 and the window frame 2. The light transmittance is increased by arranging the window frame 2 and the window sash panel in the window frame 2. The door frame One side of the 1 is hinged with a mother door panel 5, and the other side of the door frame 1 is hinged with a sub-door panel 6. The mother door panel 5 is used in conjunction with the sub-door panel 6, and the whole is relatively beautiful, and the mother door panel 5 can be opened during normal use. When carrying large items such as furniture, open the mother door panel 5 and the child door panel 6 at the same time; the mother door panel 5 and the child door panel 6 are both made of steel plates, and the mother door panel 5 and the child door panel 6 are formed by hot pressing of steel plates. The mother door panel 5 and the sub-door panel 6 are filled with a fireproof material 15, and the fireproof material 15 is perlite. To the effect of sound absorption and noise reduction, the outer surfaces of the mother door panel 5 and the child door panel 6 are coated with a polymer resin material layer, which increases the wear resistance of the mother door panel 5 and the child door panel 6, thereby improving the service life; please refer to the figure 2. A door lock 7 is provided in the mother door panel 5, a lock tongue 8 protrudes from the door lock 7, a lock hole is provided on the sub-door panel 6, and an L-shaped plate 10 is provided on the outside of the lock hole. , the lock tongue 8 penetrates the L-shaped plate 10 and extends into the lock hole 9, the mother door plate 5 is provided with a guide groove 11 at the lock tongue 8, and a steel sleeve 12 is arranged in the guide groove 11. The sleeve 12 is sleeved on the outer side of the lock tongue 8, the L-shaped plate 10 is provided with an opening with the same diameter as the steel sleeve 12, the lock tongue 8 is provided with a blocking ring 13, and the blocking ring 13 is connected with the steel sleeve 12. Fitting, the outer side of the lock tongue 8 is provided with a spring 14, one end of the spring 14 is connected with the groove wall of the guide groove 11, and the other end of the spring 14 is connected with the steel sleeve 12, when the door is locked, The lock tongue 8 moves through the L-shaped plate 10 to the lock hole 9, and the blocking ring 13 moves together with the locking tongue 8. At this time, the steel sleeve 12 is not blocked by the blocking ring 13, and is pushed to the L-shaped plate by the elastic force of the spring 14. 10 moves, and passes through the opening on the L-shaped plate 10 against the retaining ring 13 on the lock tongue 8 again, even if the criminals use violence to insert tools such as a crowbar into the gap between the mother door panel 5 and the sub-door panel 6 , Due to the existence of the steel sleeve 12, the crowbar cannot directly act on the lock tongue 8, and it is difficult to pull the lock tongue 8 out of the lock hole, which improves the anti-prying performance of the mother-child door; when the door is opened, the lock tongue 8 is removed from the lock hole. Pulled out and retracted into the door lock 7, the retaining ring 13 on the lock tongue 8 drives the steel sleeve 12 to compress the spring 14, and withdraws from the opening on the L-shaped plate 10 to open the door.

Specifically, the blocking ring 13 is fixedly installed at one end of the lock tongue 8 close to the locking hole, and the diameter of the blocking ring 13 is smaller than the diameter of the steel sleeve 12 .

Specifically, a plug 16 is provided on the upper side of the sub-door panel 6 , and the upper end of the plug 16 is inserted into the door frame 1 .

Working principle: The main door panel 5 of the utility model is used in conjunction with the sub-door panel 6, and the whole is relatively beautiful. The main door panel 5 can be opened during normal use. When carrying large items such as furniture, the main door panel 5 and the sub-door panel 6 are opened at the same time. 5 and the sub-door panel 6 are composited by hot pressing of steel plates. The mother door panel 5 and the sub-door panel 6 are filled with fireproof material 15. The fireproof material 15 is made of perlite. Perlite has the characteristics of light apparent density, low thermal conductivity and good chemical stability. , non-toxic and odorless, it plays the role of sound absorption and noise reduction while preventing fire. The outer surfaces of the mother door panel 5 and the sub-door panel 6 are coated with a polymer resin material layer, which increases the wear resistance of the mother door panel 5 and the sub-door panel 6, thereby The service life is improved; when the door is locked, the lock tongue 8 moves through the L-shaped plate 10 to the lock hole 9, and the blocking ring 13 moves with the lock tongue 8. At this time, the steel sleeve 12 is not blocked by the blocking ring 13. The elastic force of the spring 14 pushes it to move towards the L-shaped plate 10, and passes through the opening on the L-shaped plate 10 to abut against the retaining ring 13 on the lock tongue 8 again, even if the criminals use violence to insert tools such as a crowbar into the L-shaped plate 10. In the gap between the mother door panel 5 and the sub-door panel 6, due to the existence of the steel sleeve, the crowbar cannot directly act on the lock tongue 8, and it is difficult to pull out the lock tongue 8 from the lock hole 9, which improves the anti-prying performance of the mother-child door. When opening the door, the lock tongue 8 is pulled out from the lock hole and retracted into the door lock 7, and the retaining ring 13 on the lock tongue 8 drives the steel sleeve 12 to compress the spring 14, and withdraws from the opening on the L-shaped plate 10, that is, Open the door.

Embodiment 3, this embodiment provides a technical solution: a multi-opening anti-pry door, please refer to FIG. 1 and FIG. 3, including a door frame 1, a window frame 2 is arranged above the door frame 1, and the A window sash panel 3 is arranged in the window frame 2, and a glass bead 4 is arranged at the connection between the window sash panel 3 and the window frame 2. The light transmittance is increased by arranging the window frame 2 and the window sash panel in the window frame 2. The door frame One side of the 1 is hinged with a mother door panel 5, and the other side of the door frame 1 is hinged with a sub-door panel 6. The mother door panel 5 is used in conjunction with the sub-door panel 6, and the whole is relatively beautiful, and the mother door panel 5 can be opened during normal use. When carrying large items such as furniture, open the main door panel 5 and the sub-door panel 6 at the same time; please refer to FIG. 2 , the main door panel 5 is provided with a door lock 7, and a latch 8 protrudes from the door lock 7. The child door panel 6 is provided with a lock hole, the outer side of the lock hole is provided with an L-shaped plate 10, the lock tongue 8 penetrates the L-shaped plate 10 and protrudes into the lock hole, and the mother door panel 5 is opened at the lock tongue 8 There is a guide groove 11, the guide groove 11 is provided with a steel sleeve 12, the steel sleeve 12 is sleeved on the outer side of the lock tongue 8, and the L-shaped plate 10 is provided with an opening with the same diameter as the steel sleeve 12, so The locking tongue 8 is provided with a blocking ring 13, the blocking ring 13 is fitted with the steel sleeve 12, the outer side of the locking tongue 8 is provided with a spring 14, and one end of the spring 14 is connected with the groove wall of the guide groove 11 , the other end of the spring 14 is connected with the steel sleeve 12. When the door is locked, the lock tongue 8 moves through the L-shaped plate 10 to the lock hole, and the retaining ring 13 moves with the lock tongue 8. At this time, the steel sleeve 12 Without the blocking of the blocking ring 13, it moves to the L-shaped plate 10 under the elastic force of the spring 14, and passes through the opening on the L-shaped plate 10 to abut the blocking ring 13 on the lock tongue 8 again. Use violence to insert a tool such as a crowbar into the gap between the mother door panel 5 and the sub-door panel 6. Due to the existence of the steel sleeve, the crowbar cannot directly act on the lock tongue 8, and it is difficult to pull out the lock tongue 8 from the lock hole 9. When opening the door, the lock tongue 8 is pulled out from the lock hole 9 and retracted into the door lock 7, and the retaining ring 13 on the lock tongue 8 drives the steel sleeve to compress the spring 14, and from the L-shaped plate The door can be opened by withdrawing from the opening on 10. The middle part of the mother door panel 5 is provided with an opening, and the opening is provided with a ventilating mesh 17. The rear surface of the mother door panel 5 is hinged with a sealing door 18 at the position corresponding to the opening. The other side of the sealed door 18 is clamped with the mother door panel 5. When sufficient lighting is required in the room, it is only necessary to open the closed door to allow the light to enter the room, and at the same time, the air can be circulated. , to prevent the entry of mosquitoes, flies and flying sand, and keep the room clean and hygienic.

Specifically, the blocking ring 13 is fixedly installed at one end of the lock tongue 8 close to the locking hole 9 , and the diameter of the blocking ring 13 is smaller than the diameter of the steel sleeve 12 .

Specifically, a plug 16 is provided on the upper side of the sub-door panel 6 , and the upper end of the plug 16 is inserted into the door frame 1 .

Working principle: The utility model increases the light transmittance by arranging the window frame 2 and the sash panel in the window frame 2. The mother door panel 5 is used in conjunction with the sub-door panel 6, and the whole is relatively beautiful. The mother door panel 5 can be opened during normal use. When carrying large items such as furniture, open the main door panel 5 and the sub-door panel 6 at the same time. When the door is locked, the lock tongue 8 moves through the L-shaped plate 10 to the lock hole, and the retaining ring 13 moves with the lock tongue 8. The sleeve is not blocked by the retaining ring 13, and is moved to the L-shaped plate 10 by the elastic force of the spring 14, and passes through the opening on the L-shaped plate 10 to abut the retaining ring 13 on the lock tongue 8 again, even if illegal Molecules use violence to insert tools such as a crowbar into the gap between the mother door panel 5 and the sub-door panel 6. Due to the existence of the steel sleeve 12, the crowbar cannot directly act on the lock tongue 8, and it is difficult to make the lock tongue 8 pull out from the lock hole 9. , which improves the anti-prying performance of the sub-mother door; when opening the door, the lock tongue 8 is pulled out from the lock hole and retracted into the door lock 7, and the retaining ring 13 on the lock tongue 8 drives the steel sleeve to compress the spring 14, and from the L-shaped The door can be opened by withdrawing from the opening on the plate 10. When sufficient lighting is required in the room, only the closed door needs to be opened to let the light enter the room and the air can be circulated at the same time. Enter, keep the room clean and hygienic.

In the description of the present invention, unless otherwise expressly specified and limited, the terms "installed", "connected", "connected" and "fixed" should be understood in a broad sense, for example, it may be a fixed connection or a detachable connection Connection, or integration; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, and it can be the internal communication between the two elements or the interaction relationship between the two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood in specific situations.

The standard parts used in the utility model can be purchased from the market, the special-shaped parts can be customized according to the description in the specification and the drawings, and the specific connection method of each part adopts the mature bolts, rivets and welding in the prior art. and other conventional means, the machinery, parts and equipment all adopt the conventional models in the prior art, and the circuit connection adopts the conventional connection manner in the prior art, which will not be described in detail here.

Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes and modifications can be made to these embodiments without departing from the principles and spirit of the present invention , alternatives and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (6)

1. The utility model provides a many open pick-proof primary and secondary door, includes door frame (1), its characterized in that the top of door frame (1) is equipped with window frame (2), be equipped with casement panel (3) in window frame (2), the junction of casement panel (3) and window frame (2) is equipped with glazing bead (4), one side of door frame (1) articulates there is female door board (5), the opposite side of door frame (1) articulates there is child door plant (6), female door board (5) and child door plant (6) cooperation are used, be equipped with lock (7) in female door board (5), it has spring bolt (8) to stretch out in door lock (7), be equipped with lockhole (9) on child door plant (6), the outside of lockhole (9) is equipped with L shaped plate (10), spring bolt (8) run through L shaped plate (10) and stretch into in spring bolt (9), female door board (5) have seted up guide way (11) in spring bolt (8) department, be equipped with steel bushing (12) in guide way (11), steel bushing (12) cover is in the outside of lockhole (8), be equipped with spring bolt (13) and steel bushing ring (13) keep off the trompil, be equipped with steel bushing (13) the spring bolt (13) the trompil is connected with steel bushing 12) the guide way (14) the spring 12) the one end of steel bushing 12) is connected.

2. The multiple-open pick-proof composite door according to claim 1, characterized in that: the blocking ring (13) is fixedly arranged at one end, close to the lock hole (9), of the lock tongue (8), and the diameter of the blocking ring (13) is smaller than that of the steel sleeve (12).

3. The multiple-open pick-proof composite door according to claim 1, characterized in that: the door is characterized in that the main door plate (5) and the sub door plate (6) are both made of steel plates, and the main door plate (5) and the sub door plate (6) are formed by hot-pressing and compounding the steel plates.

4. The multiple-open pick-proof composite door according to claim 3, characterized in that: the fireproof door is characterized in that fireproof materials (15) are filled in the female door plate (5) and the sub door plate (6), the fireproof materials (15) are perlite, and polymer resin material layers are coated on the outer surfaces of the female door plate (5) and the sub door plate (6).

5. The multiple-open pick-proof composite door according to claim 1, characterized in that: the upper side of the sub-door plate (6) is provided with a bolt (16), and the upper end of the bolt (16) is inserted into the door frame (1).

6. The multiple-open pick-proof composite door according to claim 1, characterized in that: the middle part of the female door plate (5) is provided with an opening, the opening is provided with a breathable net (17), the rear surface of the female door plate (5) is hinged with one side of a sealing door (18) corresponding to the position of the opening, and the other side of the sealing door (18) is clamped with the female door plate (5).

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