CN210977222U - Connecting device for mounting primary and secondary doors - Google Patents

Abstract

The utility model discloses a connecting device that installation of primary and secondary door was used, including the door frame, be provided with primary door in the door frame, be provided with secondary door in the primary door, be connected through first hinge between door frame and the primary door, one side of primary door is provided with first baffle, be connected through the second hinge between primary door and the secondary door, the one end of secondary door is provided with the second baffle, be provided with the fixed lock of primary door on the primary door, the fixed orifices has been seted up on the door frame, be close to the fixed orifices be provided with first magnetic path in the door frame. This connecting device of primary and secondary door installation usefulness uses fixed slide bar to realize the connection and the separation of female door and door frame, and fixed slide bar is difficult to take place deformation than the bolt, and is more durable, and when the door frame blocked female door because of external reason, can not influence opening and shutting of secondary door, can guarantee the safe handling of the device constantly at the crisis to have good theftproof function, female door receives great impact when can preventing to close the door, can not rock with guaranteeing female door.

Description

Connecting device for mounting primary and secondary doors

Technical Field

The utility model relates to a pay off rack technical field specifically is a connecting device of primary and secondary door installation usefulness.

Background

The primary and secondary door is a kind of door which is installed in a larger door opening, including a primary door and a secondary door, the primary door is convenient for people to get in and out at ordinary times, when an object with a larger volume needs to be carried, two doors are opened, and the primary and secondary door is a common and practical door in daily life.

Various primary and secondary doors are available on the market, but the secondary doors of the primary and secondary doors on the market are less used, so that the secondary doors are mostly fixed on a door frame or the ground by bolts, and the primary doors are closed to impact the secondary doors and move down for a long time, so that the secondary doors are not firmly fixed and are easy to shake.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a connecting device of primary and secondary door installation usefulness, because less use is solved to the secondary door of the current primary and secondary door that proposes in the above-mentioned background art, adopt the bolt to fix at door frame or subaerial more, the closure of primary and secondary door can strike the secondary door in addition, it is lasting down, make the secondary door fixed unstable, rock easily, if use traditional great door bolt, then comparatively pleasing to the eye, and traditional primary and secondary door shares a narrower door frame, if take place emergency, lead to the door frame to be crushed and block the primary and secondary door like the earthquake, the user just is difficult to the problem of fleing.

In order to achieve the above object, the utility model provides a following technical scheme: a connecting device for mounting a primary door and a secondary door comprises a door frame, wherein the door frame is internally provided with the primary door, the primary door is internally provided with the secondary door, wherein,

the door frame is connected with the primary door through a first hinge, a first baffle is arranged on one side of the primary door, the primary door is connected with the secondary door through a second hinge, a second baffle is arranged at one end of the secondary door, a primary door fixing lock is arranged on the primary door, a fixing hole is formed in the door frame, and a first magnetic block is arranged in the door frame and close to the fixing hole.

Preferably, the second baffle includes connecting plate, outside protection steel sheet and yielding rubber board, be connected with outside protection steel sheet on the connecting plate, be close to female door one side of outside protection steel sheet is provided with the yielding rubber board.

Preferably, the height of the second baffle is less than that of the sub-door, and the sum of the thicknesses of the partial protection steel plate and the shock absorption rubber plate is greater than that of the connecting plate.

Preferably, the fixed lock of mother's door includes shell, knob, rotation snap ring, latch, fixed fixture block, spout, fixed slide bar, recess and second magnetic path, be provided with the knob on the shell, be connected with the rotation snap ring on the knob, be provided with the latch on the rotation snap ring, be provided with fixed fixture block on the rotation snap ring, the spout has been seted up in the shell, be provided with fixed slide bar in the spout, set up flutedly on the fixed slide bar, the one end of fixed slide bar is provided with the second magnetic path.

Preferably, the number of the latch and the number of the groove are 4, the 4 latch and the groove are correspondingly arranged, and the sizes of the 4 latch and the groove are matched.

Preferably, the fixed sliding rod and the shell form a sliding connection through a sliding groove.

Compared with the prior art, the beneficial effects of the utility model are that: the connecting device for installing the primary and secondary doors is mainly designed for closing door openings:

1. the primary door on the connecting device for mounting the primary and secondary doors is provided with the primary door fixing lock for fixing the primary door and the door frame, the fixed sliding rod slides by rotating the primary door fixing lock knob, so that the fixed sliding rod is clamped on the door frame or slides into the sliding groove, the connection between the primary door and the door frame is realized, the operation is convenient, and the fixed sliding rod is designed in the primary door, so that the fixed sliding rod with larger size can be used, the bolt is difficult to deform, the appearance is not influenced, and the primary door fixing lock is more durable;

2. the connecting device for mounting the primary and secondary doors improves the original primary and secondary doors into a primary door integrally, and the secondary door is arranged in the primary door, so that when the primary door is clamped by a door frame due to external reasons, the opening and closing of the secondary door are not influenced, and the safe use of the device can be ensured at the time of crisis;

3. the connecting device for installing the primary and secondary doors is characterized in that a connecting plate is arranged on the outer side of the secondary door, the outer side of the connecting plate is an external protective steel plate, a good anti-theft function is achieved, the inner side of the connecting plate is a damping rubber plate, and the primary door can be prevented from being impacted greatly when the door is closed, so that the primary door can not shake.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic rear view of the present invention;

FIG. 3 is a schematic view of the structure of the primary door lock of the present invention;

fig. 4 is a schematic view of the right side structure of the second baffle of the present invention;

fig. 5 is a schematic top view of the second baffle of the present invention.

In the figure: 1. a door frame; 2. a female door; 3. a sub-door; 4. a first hinge; 5. a first baffle plate; 6. a second hinge; 7. a second baffle; 701. a connecting plate; 702. an outer protective steel plate; 703. a damping rubber plate; 8. a primary door fixed lock; 801. a housing; 802. a knob; 803. rotating the snap ring; 804. clamping teeth; 805. fixing the fixture block; 806. a chute; 807. fixing the sliding rod; 808. a groove; 809. a second magnetic block; 9. a fixing hole; 10. a first magnetic block.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a connecting device for mounting a primary door and a secondary door comprises a door frame 1, the primary door 2, the secondary door 3, a first hinge 4, a first baffle 5, a second hinge 6, a second baffle 7, a primary door fixing lock 8, a fixing hole 9 and a first magnet block 10, wherein the primary door 2 is arranged in the door frame 1, the secondary door 3 is arranged in the primary door 2,

the door frame 1 is connected with the main door 2 through a first hinge 4, one side of the main door 2 is provided with a first baffle 5, the main door 2 is connected with the sub door 3 through a second hinge 6, one end of the sub door 3 is provided with a second baffle 7, the second baffle 7 comprises a connecting plate 701, an external protective steel plate 702 and a damping rubber plate 703, the connecting plate 701 is connected with the external protective steel plate 702, one side of the external protective steel plate 702, which is close to the main door 2, is provided with the damping rubber plate 703, the height of the second baffle 7 is smaller than that of the sub door 3, the sum of the thicknesses of the external protective steel plate 702 and the damping rubber plate 703 is larger than that of the connecting plate 701 so as to ensure that the damping rubber plate 703 can play a good damping role, the main door 2 is provided with a main door fixing lock 8, the main door fixing lock 8 comprises a shell 801, a knob 802, a rotating snap ring 803 and a rotating snap ring 803, The door comprises a latch 804, a fixed clamping block 805, a sliding groove 806, a fixed sliding rod 807, a groove 808 and a second magnetic block 809, wherein a knob 802 is arranged on the housing 801, the knob 802 is connected with a rotary clamping ring 803, the rotary clamping ring 803 is provided with the latch 804, the rotary clamping ring 803 is provided with the fixed clamping block 805, the housing 801 is internally provided with the sliding groove 806, the sliding groove 806 is internally provided with the fixed sliding rod 807, the fixed sliding rod 807 is provided with the groove 808, one end of the fixed sliding rod 807 is provided with the second magnetic block 809, the latch 804 and the groove 808 are respectively provided with 4 latches 804 and grooves 808, the positions of the 4 latches 804 and the grooves 808 are correspondingly arranged, and the sizes of the 4 latches 804 and the grooves 808 are matched, so that when the clamping ring 803 is rotated, the latch 804 can drive the fixed sliding rod 807 to slide, the fixed sliding rod 807 and the housing 801 are in sliding connection through the sliding groove 806, which is, meanwhile, the connection between the door frame 1 and the female door 2 is convenient to remove, the door frame 1 is provided with a fixing hole 9, and a first magnetic block 10 is arranged in the door frame 1 close to the fixing hole 9.

The working principle is as follows: before using the connecting device for installing the primary and secondary doors, firstly, the connecting device for installing the whole primary and secondary doors needs to be simply understood in structure, after the primary and secondary doors are installed, a user only needs to rotate the second hinge 6 to open the secondary door 3 when entering and exiting at ordinary times, when the secondary door 3 is closed, the damping rubber plate 703 on the second baffle 7 can reduce the impact strength of the primary door 2 and the secondary door 3, when the primary door 2 needs to be opened, only the knob 802 needs to be rotated, the fixed sliding rod 807 slides in the sliding groove 806 under the action of the latch 804 and the groove 808, the second magnetic block 809 is separated from the first magnetic block 10, so that the fixed sliding rod 807 does not block the door frame 1, and the primary door 2 can be opened along the first hinge 4.

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

Claims (6)

1. The utility model provides a connecting device that primary and secondary door installation was used, includes door frame (1), its characterized in that: a primary door (2) is arranged in the door frame (1), a secondary door (3) is arranged in the primary door (2), wherein,

the door is characterized in that the door frame (1) is connected with the primary door (2) through a first hinge (4), one side of the primary door (2) is provided with a first baffle (5), the primary door (2) is connected with the secondary door (3) through a second hinge (6), one end of the secondary door (3) is provided with a second baffle (7), the primary door (2) is provided with a primary door fixing lock (8), the door frame (1) is provided with a fixing hole (9), and the door frame (1) is close to the fixing hole (9) and is internally provided with a first magnetic block (10).

2. A coupling device for installing a parent door and a child door according to claim 1, wherein: the second baffle (7) comprises a connecting plate (701), an external protection steel plate (702) and a damping rubber plate (703), the connecting plate (701) is connected with the external protection steel plate (702), and one side, close to the main door (2), of the external protection steel plate (702) is provided with the damping rubber plate (703).

3. A coupling device for installing a parent door and a child door according to claim 2, wherein: the height of the second baffle (7) is smaller than that of the sub-door (3), and the sum of the thicknesses of the part protection steel plate (702) and the damping rubber plate (703) is larger than that of the connecting plate (701).

4. A coupling device for installing a parent door and a child door according to claim 1, wherein: the female door fixing lock (8) comprises a shell (801), a knob (802), a rotating clamping ring (803), a clamping tooth (804), a fixing clamping block (805), a sliding groove (806), a fixing sliding rod (807), a groove (808) and a second magnetic block (809), wherein the knob (802) is arranged on the shell (801), the rotating clamping ring (803) is connected onto the knob (802), the clamping tooth (804) is arranged on the rotating clamping ring (803), the fixing clamping block (805) is arranged on the rotating clamping ring (803), the sliding groove (806) is formed in the shell (801), the fixing sliding rod (807) is arranged in the sliding groove (806), the groove (808) is formed in the fixing sliding rod (807), and the second magnetic block (809) is arranged at one end of the fixing sliding rod (807).

5. A connecting device for installing a primary door and a secondary door as claimed in claim 4, wherein: the latch (804) and the groove (808) are provided with 4, the positions of the 4 latch (804) and the groove (808) are correspondingly arranged, and the sizes of the 4 latch (804) and the groove (808) are matched.

6. A connecting device for installing a primary door and a secondary door as claimed in claim 4, wherein: the fixed sliding rod (807) and the shell (801) form sliding connection through a sliding groove (806).

Images