Shielding door cover convenient to open and close

Abstract

The utility model relates to the field of protective devices, in particular to a shielding door cover convenient to open and close, which comprises a door plate, a cover frame and a buckle assembly, and the buckle assembly is provided with a buckling unit and a flicking unit and can elastically buckle and eject the door plate from the back of the door plate. The buckle assembly is hidden between the back face of the door plate and the cover frame, the buckle assembly is provided with the buckling unit and the bouncing-off unit, the buckling unit is provided with the clamping hook, the wedge block and the pushing and pressing rod, the clamping hook can be connected to a clamping groove in the door plate in a buckled mode, and the wedge block fixedly connected to the door plate is used for pushing the pushing and pressing rod matched with the wedge block to drive the clamping hook to be unhooked; and the door plate can be quickly bounced off by utilizing the bouncing-off unit, so that the flat door plate can be conveniently closed and opened under the condition that convex-concave objects such as lock catches and handles are not arranged on the surface of the flat door plate, and the concealment and the convenience of functional equipment as well as the coordination and the overall attractiveness of the functional equipment and the surrounding environment can be improved.

Description

Technical Field

[0001] The utility model relates to the field of protective devices, in particular to a shielding door cover which is convenient to open and close. Background Art

[0002] Some functional equipment installed indoors, such as fire hydrants and fire hoses, are mostly built with an inward-recessed pit on the wall when the wall is built. The box for installing these functional equipment is embedded in the pit and covered with a box cover. Sometimes a lock or handle is required on the box cover to close and open the box cover. If a box with such equipment is installed on a delicately decorated wall, it will look particularly abrupt and inconsistent with the elegant indoor environment, affecting the overall appearance. The external lock or handle on the box cover sometimes accumulates dust and causes bumps. If there is a shielding door cover that can replace the box cover on such functional boxes, the outer surface of the shielding door cover can be as flat as the wall and painted with a color that is consistent with the wall. It can also make the door cover easy to open and close without convex and concave objects such as locks and handles on the surface, so as to improve the concealment and convenience of the functional equipment, as well as the coordination with the surrounding environment and the overall aesthetics. This is a problem to be solved in this case. Utility Model Content

[0003] In order to overcome the deficiencies in the prior art, the utility model discloses a shielding door cover which is convenient to open and close, comprising a door panel, a cover frame and a snap assembly, wherein the snap assembly is provided with a snap-fitting unit and a spring-opening unit, which can elastically snap-fit ​​and elastically push open the door panel from the back side of the door panel, one side of the door panel is hinged to the cover frame, and the other side of the door panel is snapped to the cover frame by the snap assembly, and the snapped side can be elastically resisted by a spring provided in the spring-opening unit of the snap assembly to form a gap between the door panel and the cover frame. The utility model hides the snap assembly between the back side of the door panel and the cover frame, the snap assembly is provided with a snap-on unit and a spring-open unit, the snap-on unit is provided with a snap-on hook, a wedge block and a pushing rod, the snap-on hook can be snapped on the snap-on groove inside the door panel, and the wedge block fixed to the door panel is used to push the pushing rod matched with it to drive the snap-on hook to disengage; and the spring-open unit can be used to quickly spring open the door panel, so that the flat door panel can be conveniently closed and opened when there are no convex or concave objects such as lock buckles and handles on the surface, thereby improving the concealment and convenience of the functional equipment, as well as the coordination with the surrounding environment and the overall aesthetics.

[0004] In order to achieve the above purpose, the technical solution adopted by the utility model is as follows:

[0005] A shielding door cover which is easy to open and close, characterized in that it includes a door panel, a cover frame and a snap assembly, the snap assembly being provided with a snap component which can be elastically snapped to the door panel from the back of the door panel and a pop-up component which can elastically push open the disengaged door panel from the back of the door panel, the main body of the cover frame being a frame-shaped component surrounded by four sides of the frame, the snap assembly being embedded in the frame of the cover frame, the door panel being placed in front of the cover frame and one side of the door panel being hinged to the frame of the cover frame, and the other side of the door panel being snapped to the snap assembly, after the door panel is snapped to the snap assembly, the snapped side can be elastically resisted by the elastic part provided by the pop-up component of the snap assembly to form a gap between the door panel and the cover frame.

[0006] The door panel is a flat plate with a snap-in groove on one side of its back. The snap-in groove is a hook-shaped stepped groove recessed from the back of the door panel to the panel body. The transverse groove of the snap-in groove is a trumpet-shaped groove with an upper wall that slopes downward from outside to inside.

[0007] The cover frame comprises a frame body and a hinge. The frame body is surrounded by four sides of the frame body. One side of the frame body is provided with an inwardly recessed groove. The hinge is composed of two pieces. The two hinges are fixedly connected to the other side of the frame body and are symmetrically arranged up and down.

[0008] The side portion of the door panel away from the clamping groove is fixedly connected with two hinges so as to be hinged on the frame body of the cover frame.

[0009] The buckle assembly comprises a buckle unit and a spring-open unit, and the buckle unit and the spring-open unit are arranged between the door panel and the cover frame and placed in the sink groove of the frame body.

[0010] The snap-fit ​​unit comprises a snap hook and a hinge support. The snap hook is a horizontal L-shaped component, one end of which is hinged in the recessed groove of the frame of the cover frame by the hinge support, and the end of which is an inclined surface. The snap hook can be inserted into the snap groove and can be hooked on the step in the snap groove.

[0011] The locking unit also includes a wedge block, a pushing rod, a cross support plate and a first spring. The upper end of the pushing rod is provided with an inclined surface matching the inclined surface of the wedge block, and the lower end thereof can slide through a through hole provided in the cross support plate and be fixedly connected to the cross bar of the snap hook. The first spring is sleeved on the pushing rod and placed between the cross support plate and the cross bar of the snap hook and contacts the cross support plate and the cross bar of the snap hook. One end of the cross support plate is fixedly connected to the sink groove of the frame body of the cover frame, and one end of the wedge block is fixedly connected to the back side of the door panel.

[0012] The snap-fit ​​unit also includes a second spring and a bracket. The bracket is a component with a short column on a flat plate. The bracket is placed below the snap-fit ​​hook and one end of its flat plate is fixedly connected to the recessed groove of the frame body of the cover frame. The second spring is sleeved on the short column of the bracket and placed between the cross bar of the snap-fit ​​hook and the flat plate of the bracket. The second spring contacts the cross bar of the snap-fit ​​hook and the flat plate of the bracket, but the short column of the bracket does not contact the cross bar of the snap-fit ​​hook.

[0013] The pop-up unit includes a third spring and a core column. The third spring is sleeved on the horizontal core column. One end of the core column and the third spring are fixed in the recessed groove of the frame body of the cover frame. When the snap hook is hooked with the snap groove, the other end of the third spring contacts the back of the door panel, and the core column does not contact the back of the door panel.

[0014] Furthermore, the first spring, the second spring and the third spring are all compression springs.

[0015] As can be seen from the above description, the advantages of the conveniently opened and closed shielding door cover provided by the utility model are: the buckle assembly is hidden between the back of the door panel and the cover frame, the buckle assembly is provided with a buckle unit and a spring-open unit, the buckle unit is provided with a snap hook, a wedge block and a push rod, the snap hook can be buckled on the snap groove inside the door panel, and the wedge block fixed to the door panel is used to push the push rod matched with it to drive the snap hook to disengage; and the spring-open unit can be used to quickly spring open the door panel, so that the flat door panel can be conveniently closed and opened without convex and concave objects such as lock buckles and handles on the surface, thereby improving the concealment and convenience of functional equipment, as well as the coordination with the surrounding environment and the overall aesthetics. The utility model has a reasonable design, a simple structure, low cost, and is easy to promote. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a general schematic diagram of a shielding door cover that is convenient to open and close according to the utility model;

[0017] Figure 2 for Figure 1 AA schematic diagram in;

[0018] Figure 3 for Figure 2 A magnified schematic diagram of part B in FIG.

[0019] Figure 4 is an enlarged schematic diagram of the snap-fit ​​unit;

[0020] Figure 5 is an enlarged schematic diagram of the pop-up unit;

[0021] Figure 6 is a schematic diagram of a mask frame;

[0022] Figure 7It is an enlarged schematic diagram of the card slot.

[0023] Reference numerals:

[0024] 1 door panel; 11 snap-fit ​​groove; 2 cover frame; 21 frame body; 211 sink groove; 22 hinge; 3 snap-fit ​​assembly; 31 snap-fit ​​unit; 311 wedge block; 312 push rod; 313 cross support plate; 314 first spring; 315 snap-fit ​​hook; 316 hinge support; 317 second spring; 318 bracket; 32 pop-up unit; 321 third spring; 322 core column. DETAILED DESCRIPTION

[0025] The present invention is further described below through specific implementation methods.

[0026] like Figure 1 to Figure 2 As shown, the utility model describes a shielding door cover that is easy to open and close, comprising a door panel 1, a cover frame 2 and a snap assembly 3. The snap assembly 3 is provided with a snap component that can be elastically snapped to the door panel 1 from the back of the door panel 1 and a pop-up component that can elastically push open the disengaged door panel 1 from the back of the door panel 1. The main body of the cover frame 2 is a frame-shaped component surrounded by four sides of the frame. The snap assembly 3 is embedded in the frame of the cover frame 2. The door panel 1 is placed in front of the cover frame 2 and one side of it is hinged on the frame of the cover frame 2, and the other side can be snapped with the snap assembly 3. After the door panel 1 is snapped with the snap assembly 3, the snapped side can be elastically resisted by the elastic part provided by the pop-up component of the snap assembly 3 to form a gap between the door panel 1 and the cover frame 2.

[0027] like Figure 1 , Figure 2 , Figure 3 and Figure 7 As shown, the door panel 1 described in the utility model is a flat plate, and a snap-in groove 11 is provided on one side of the back side thereof. The snap-in groove 11 is a hook-shaped stepped groove recessed from the back side of the door panel 1 to the plate body, and the transverse groove of the snap-in groove 11 is a trumpet-shaped groove, and the upper wall of the transverse groove is inclined downward from the outside to the inside.

[0028] like Figure 1 , Figure 2 , Figure 3 and Figure 6 As shown, the cover frame 2 of the utility model comprises a frame body 21 and a hinge 22. The frame body 21 is surrounded by four frames. One side frame of the frame body 21 is provided with an inwardly recessed groove 211. The hinge 22 is composed of two pieces. The two hinges 22 are both fixedly connected to the other side frame of the frame body 21 and are arranged symmetrically up and down. The side portion of the door panel 1 away from the clamping groove 11 is fixedly connected to the two hinges 22, so that it is hinged to the frame body 21 of the cover frame 2.

[0029] like Figures 1 to 5As shown, the buckle assembly 3 of the utility model includes a buckle unit 31 and a pop-up unit 32, and the buckle unit 31 and the pop-up unit 32 are arranged between the door panel 1 and the cover frame 2 and placed in the sink 211 of the frame body 21. The buckle unit 31 includes a wedge block 311, a push rod 312, a horizontal support plate 313, a first spring 314, a snap hook 315, a hinge support 316, a second spring 317 and a bracket 318. The snap hook 315 is a horizontal L-shaped component, one end of which is hinged to the sink 211 of the frame body 21 of the cover frame 2 by the hinge support 316, and the end of the vertical hook is an inclined surface. The snap hook 315 can be inserted into the snap groove 11 and can be hooked on the step in the snap groove 11. The upper end of the pushing rod 312 is provided with an inclined surface matching the inclined surface of the wedge block 311, and the lower end thereof can slide through the through hole set in the horizontal support plate 313 and be fixedly connected to the cross bar of the snap hook 315. The first spring 314 is sleeved on the pushing rod 312 and placed between the horizontal support plate 313 and the cross bar of the snap hook 315 and abuts against the horizontal support plate 313 and the cross bar of the snap hook 315. One end of the horizontal support plate 313 is fixedly connected to the sink groove 211 of the frame body 21 of the cover frame 2, and one end of the wedge block 311 is fixedly connected to the back side of the door panel 1. The bracket 318 is a component with a short column on a flat plate. The bracket 318 is placed below the snap hook 315 and one end of its flat plate is fixed to the recess 211 of the frame 21 of the cover frame 2. The second spring 317 is sleeved on the short column of the bracket 318 and placed between the cross bar of the snap hook 315 and the flat plate of the bracket 318. The second spring 317 is in contact with the cross bar of the snap hook 315 and the flat plate of the bracket 318, but the short column of the bracket 318 does not conflict with the cross bar of the snap hook 315. The pop-up unit 32 includes a third spring 321 and a core column 322. The third spring 321 is sleeved on the horizontal core column 322. One end of the core column 322 and the third spring 321 are fixedly connected to the sink 211 of the frame body 21 of the cover frame 2. When the clamping hook 315 is hooked with the clamping groove 11, the other end of the third spring 321 contacts the back of the door panel 1, and the core column 322 does not contact the back of the door panel 1. The first spring 314, the second spring 317 and the third spring 321 are all compression springs.

[0030] The method of using the conveniently opened and closed shielding door cover described in the utility model is as follows:

[0031] If it is necessary to install functional equipment such as fire hydrants, fire hoses, etc. indoors, the box can be first embedded and fixed in the hole reserved on the wall, and the cover frame 2 of the shielding door cover can be fixed in the hole on the box opening so that the front of the door panel 1 is flush with the wall.

[0032] When the door panel 1 needs to be closed, the door panel 1 hinged on the cover frame 2 can be gently pushed so that the snap hook 315 of the snap unit 31 of the snap assembly 3 is inserted into the trumpet-shaped snap groove 11 on the door panel 1 and snapped onto the inner step of the snap groove 11; at this time, the third spring 321 of the pop-up unit 32 of the snap assembly 3 contacts the back of the door panel 1 to form a gap between the door panel 1 and the cover frame 2, and the wedge block 311 and the pushing rod 312 on the back of the door panel 1 are still in a non-contact state.

[0033] When the door panel 1 needs to be opened, the door panel 1 can be pushed toward the cover frame 2 by gravity, so that the inclined surface of the wedge block 311 contacts the top inclined surface of the pushing rod 312 and pushes the pushing rod 312 to move downward, driving the snap hook 315 to rotate downward and disengage from the step of the snap groove 11, at this time the second spring 317 is compressed; when the push on the door panel 1 is released, the rebound force of the third spring 321 of the pop-up unit 32 quickly pops the door panel 1 open, and the downward pressure of the pushing rod 312 on the snap hook 315 is also released as the door panel 1 pops open, and under the elastic force of the second spring 317, the snap hook 315 can gradually return to a horizontal state to facilitate snap connection when the door is closed next time.

[0034] The utility model hides the snap assembly 3 between the back side of the door panel 1 and the cover frame 2. The snap assembly 3 is provided with a snap-fitting unit 31 and a pop-up unit 32. The snap-fitting unit 31 is provided with a snap-fitting hook 315, a wedge block 311 and a pushing rod 312. The snap-fitting hook 315 can be snapped on the snap-fitting groove 11 inside the door panel 1. The wedge block 311 fixed to the door panel 1 pushes the pushing rod 312 matched therewith to drive the snap-fitting hook 315 to be unhooked. The pop-up unit 32 can be used to quickly pop open the door panel 1, so that the flat door panel 1 can be conveniently closed and opened without convex or concave objects such as lock buckles and handles on the surface, thereby improving the concealment and convenience of the functional equipment, as well as the coordination with the surrounding environment and the overall aesthetics.

[0035] The above is only a specific embodiment of the present utility model, but the design concept of the present utility model is not limited to this. Any non-substantial changes to the present utility model using this concept shall be deemed as an infringement of the protection scope of the present utility model.

Claims

1. A shielding door cover that is easy to open and close. Features: The invention comprises a door panel (1), a cover frame (2) and a snap assembly (3), wherein the snap assembly (3) is provided with a snap component that can be elastically snapped to the door panel (1) from the back of the door panel (1) and a spring-open component that can elastically push open the door panel (1) that has been detached from the back of the door panel (1). The main body of the cover frame (2) is a frame-shaped component surrounded by four frames. The snap assembly (3) is embedded in the frame of the cover frame (2). The door panel (1) is placed in front of the cover frame (2) and one side of the door panel (1) is hinged to the frame of the cover frame (2), and the other side of the door panel (1) can be snapped to the snap assembly (3). After the door panel (1) and the snap assembly (3) are snapped, the snapped side can be elastically resisted by the elastic member provided by the spring-open component of the snap assembly (3), so that a gap is formed between the door panel (1) and the cover frame (2).

2. A conveniently opened and closed shielding door cover according to claim 1, Features: The door panel (1) is a flat plate, and a snap-in groove (11) is provided on one side of the back side of the door panel (1). The snap-in groove (11) is a hook-shaped stepped groove recessed from the back side of the door panel (1) toward the panel body, and the transverse groove of the snap-in groove (11) is in the shape of a trumpet.

3. A conveniently opened and closed shielding door cover according to claim 2, Features: The cover frame (2) comprises a frame body (21) and a hinge (22). The frame body (21) is formed by surrounding frames on all sides. A side frame of the frame body (21) is provided with a sink groove (211). The hinge (22) is composed of two pieces. The two hinges (22) are both fixedly connected to the other side frame of the frame body (21) and are arranged symmetrically up and down.

4. A conveniently opened and closed shielding door cover according to claim 3, Features: A side portion of the door panel (1) away from the clamping groove (11) is fixedly connected to two hinges (22).

5. A conveniently opened and closed shielding door cover according to claim 4, Features: The buckle assembly (3) comprises a buckle unit (31) and a spring-open unit (32); the buckle unit (31) and the spring-open unit (32) are arranged between the door panel (1) and the cover frame (2) and are placed in a sink groove (211) of the frame body (21).

6. A conveniently opened and closed shielding door cover according to claim 5, Features: The snap-fit ​​unit (31) comprises a snap-fit ​​hook (315) and a hinge support (316). The snap-fit ​​hook (315) is a horizontal L-shaped component, one end of the cross bar of which is hinged in the sink groove (211) of the cover frame (2) by the hinge support (316), and the end of the vertical hook is an inclined surface. The snap-fit ​​hook (315) can be inserted into the snap-fit ​​groove (11) and can be hooked on the step in the snap-fit ​​groove (11).

7. A conveniently opened and closed shielding door cover according to claim 6, Features: The locking unit (31) further comprises a wedge block (311), a pushing rod (312), a transverse support plate (313) and a first spring (314); the upper end of the pushing rod (312) is provided with an inclined surface matching the inclined surface of the wedge block (311); the lower end of the pushing rod (312) can slide through a through hole provided in the transverse support plate (313) and be fixedly connected to the transverse rod of the snap hook (315); the first spring (314) is sleeved on the pushing rod (312) and is placed between the transverse support plate (313) and the transverse rod of the snap hook (315) and contacts the transverse support plate (313) and the transverse rod of the snap hook (315); one end of the transverse support plate (313) is fixedly connected to the sink groove (211) of the cover frame (2); one end of the wedge block (311) is fixedly connected to the back side of the door panel (1).

8. A conveniently opened and closed shielding door cover according to claim 7, Features: The buckling unit (31) further comprises a second spring (317) and a bracket (318). The bracket (318) is a component with a short column on a flat plate. The bracket (318) is placed below the snap hook (315) and one end of the flat plate is fixedly connected to the recess (211) of the cover frame (2). The second spring (317) is sleeved on the short column of the bracket (318) and placed between the cross bar of the snap hook (315) and the flat plate of the bracket (318). The second spring (317) contacts the cross bar of the snap hook (315) and the flat plate of the bracket (318), but the short column of the bracket (318) does not contact the cross bar of the snap hook (315).

9. A conveniently opened and closed shielding door cover according to claim 8, Features: The pop-up unit (32) comprises a third spring (321) and a core column (322), wherein the third spring (321) is sleeved on the transverse core column (322), and one end of the core column (322) and the third spring (321) are both fixedly connected to the recessed groove (211) of the cover frame (2). When the engaging hook (315) is hooked with the engaging groove (11), the other end of the third spring (321) contacts the back side of the door panel (1), while the core column (322) does not contact the back side of the door panel (1).

10. A conveniently opened and closed shielding door cover according to claim 9, Features: The first spring (314), the second spring (317) and the third spring (321) are all compression springs.

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