A domestic distribution box convenient to disassemble

Abstract

The utility model belongs to the technical field of distribution box, concretely relates to a domestic distribution box convenient to dismount, including support seat, box and dismounting mechanism, the installation groove is set up on the wall body, the support seat is installed in the installation groove, the front side wall on support seat is set up and has put in the slot, is used for putting in the box, the box can be slidably set in the put in the slot, the dismounting mechanism sets up at the top of box, the dismounting mechanism includes locating block and detachable connecting assembly, locating block fixed connection is at the top of box, the front side wall on support seat is set up and has the locating slot with locating block, and the locating slot is located above the put in the slot and is connected with the put in the slot, and locating block can be slidably fitted in the locating slot, detachable connecting assembly can be put in the locating slot, and with the locating slot detachable connection, the installation and dismounting of the scheme distribution box are all simple and quick.

Description

Technical Field

[0001] This utility model belongs to the field of electrical distribution box technology, and more specifically, it relates to a household electrical distribution box that is easy to disassemble and assemble. Background Technology

[0002] Household electrical distribution boxes are widely used in households. They consist of a distribution box body, a flip cover, a main circuit breaker, and branch circuit breakers. The input of the main circuit breaker is connected to a 220V power supply, and its output is connected to each branch circuit breaker. The output of each branch circuit breaker is connected to the electrical equipment in each room. This type of household electrical distribution box can trip and cut off the power in the event of a short circuit or other electrical fault in the home, thus protecting various electrical appliances and also protecting personal safety.

[0003] Traditional household electrical distribution box installation involves cutting a vertical or horizontal groove in the wall according to the size of the distribution box, embedding the distribution box into the wall, ensuring the distribution box is embedded in the groove, and fixing it with expansion bolts. Then, mortar is used to fill the gap between the distribution box and the wall to complete the installation. The above installation method is not only cumbersome, but also a fixed installation. If the electrical components inside the distribution box malfunction or age, or if the distribution box needs to be upgraded or modified, the fixed installation of the distribution box is inconvenient to disassemble. Utility Model Content

[0004] To address the aforementioned technical problems, this utility model provides a household distribution box that is easy to install and disassemble, thus solving the problem that existing fixed-installation distribution boxes are not only cumbersome to install, but also inconvenient to disassemble.

[0005] The technical solution adopted in this utility model is as follows:

[0006] A household electrical distribution box that is easy to assemble and disassemble includes: a support base, a box body, and an assembly / disassembly mechanism;

[0007] The support base is used to be installed in the wall. The wall has an installation groove for installing the support base. The front side wall of the support base has an insertion groove for inserting the box. The box can be slidably fitted into the insertion groove.

[0008] The disassembly and assembly mechanism is located on the top of the housing, and the disassembly and assembly mechanism includes a positioning block and a detachable connecting component;

[0009] The positioning block is fixedly connected to the top of the box. The front side wall of the support base is provided with a positioning groove corresponding to the positioning block. The positioning groove is located above the insertion groove and communicates with the insertion groove. The positioning block can slide and fit in the positioning groove.

[0010] The detachable connection component can be placed into the positioning slot and detachably connected to the positioning slot.

[0011] Furthermore, the detachable connection components are provided in two sets, and are respectively located on the left and right sides of the positioning block;

[0012] The detachable connection assembly includes a lever, a slide bar, a spring, and a wedge block;

[0013] The positioning block has a movable groove on its front side wall facing backward. The lever is horizontally arranged in the movable groove along the front-back direction. The front end of the lever extends forward out of the movable groove. The rear end of the lever is fixedly connected to the inner end of the slide rod. The slide rod extends along the left-right direction and is slidably sleeved on the positioning block.

[0014] The positioning block has telescopic grooves on its left and right side walls corresponding to the sliding rods on the left and right sides. The sliding rods are slidably sleeved on the side wall between the movable groove and the telescopic groove. The outer end of the sliding rod is located in the telescopic groove and is fixedly connected to the inner end of the wedge block. The inclined surface of the wedge block is located on the rear side of the wedge block.

[0015] The inner and outer ends of the spring are fixedly connected to the inner wall of the telescopic groove and the inner side wall of the wedge block, respectively, and the wedge block can be located on the outside of the telescopic groove.

[0016] Limiting grooves are provided on the left and right inner walls of the insertion groove corresponding to the wedge blocks on the left and right sides. The limiting grooves are used to limit the wedge blocks, and the wedge blocks can slide and fit in the limiting grooves.

[0017] Furthermore, the disassembly and assembly mechanism also includes a protective cover, which is located in front of the movable groove and can cover the front end of the lever block. The rear end of the top of the protective cover is hinged to the front side wall of the positioning block.

[0018] Furthermore, the box body has a hollow structure and a first operating port is provided on the front side wall. A cover plate is snapped onto the front side of the box body. The cover plate covers the front side of the box body and can cover the first operating port. The left and right sides of the rear side wall of the cover plate are respectively provided with clip heads. The inner side wall of the box body is provided with a corresponding clip head and a clip seat. The clip head and the clip seat are snapped together.

[0019] Furthermore, a second operating port is provided on the cover plate corresponding to the first operating port, and a transparent plate is hinged to the cover plate, which covers the front side of the second operating port.

[0020] Compared with the prior art, the present invention has the following beneficial effects:

[0021] 1. The distribution box of this utility model is inserted into the insertion groove of the support base by sliding, and is positioned and guided by the positioning block and positioning groove of the disassembly and assembly mechanism. Then, it is detachably connected to the positioning groove through the detachable component to realize the automatic locking of the box. The detachable connection component realizes the non-destructive disassembly and assembly of the box. The installation and disassembly are simple and quick.

[0022] 2. In this solution, the spring of the detachable connecting component pushes the wedge block out of the telescopic groove in its natural state. When the box slides in, the inclined surface of the wedge block is squeezed by the opening of the positioning groove, which drives the slide rod to retract the spring and return to the telescopic groove. When the wedge block is aligned with the limiting groove, the spring resets and pushes the wedge block into the limiting groove, realizing "automatic snap-fit ​​without external force", thus completing the installation of the box. When disassembling, it is only necessary to push the pusher block inward to release the snap-fit ​​between the wedge block and the limiting groove, and slide the box directly out of the insertion groove, making disassembly convenient. Attached Figure Description

[0023] Figure 1 This is an exploded structural diagram of the present invention (first-person perspective).

[0024] Figure 2 This is a schematic diagram of the exploded structure of this utility model (second perspective).

[0025] Figure 3 This is a structural schematic diagram (first-person view) of the disassembly and assembly mechanism in this utility model.

[0026] Figure 4 This is a structural schematic diagram (second perspective) of the disassembly and assembly mechanism in this utility model.

[0027] Figure 5 This is a partial sectional view of the disassembly and assembly mechanism in this utility model.

[0028] In the diagram, the correspondence between component names and drawing numbers is as follows:

[0029] 1. Wall, 11. Mounting groove, 2. Support base, 21. Insertion groove, 22. Positioning groove, 23. Limiting groove, 3. Box, 31. First operating port, 32. Cover plate, 33. Clip head, 34. Clip seat, 35. Second operating port, 36. Transparent plate, 4. Disassembly and assembly mechanism, 41. Positioning block, 42. Protective cover, 43. Movable groove, 44. Telescopic groove, 5. Detachable connecting assembly, 51. Toggle block, 52. Slide rod, 53. Spring, 54. Wedge block. Detailed Implementation

[0030] The embodiments of this utility model will be described in further detail below with reference to the accompanying drawings and examples. The following examples are for illustrative purposes only and should not be construed as limiting the scope of this utility model.

[0031] In the description of this utility model, unless otherwise stated, "a plurality of" means two or more; the terms "upper," "lower," "left," "right," "inner," "outer," "front end," "rear end," "head," "tail," etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings, and are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of this utility model. In addition, the terms "first," "second," "third," etc., are used for descriptive purposes only and should not be construed as indicating or implying relative importance.

[0032] In the description of this utility model, it should be noted that, unless otherwise explicitly specified and limited, the terms "connected" and "linked" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium. Those skilled in the art can understand the specific meaning of the above terms in this utility model based on the specific circumstances.

[0033] Example 1:

[0034] As attached Figure 1 To be continued Figure 5 As shown:

[0035] This utility model provides a household electrical distribution box that is easy to disassemble and assemble, including: a support base 2, a box body 3, and a disassembly and assembly mechanism 4;

[0036] The support base 2 is used to be installed inside the wall 1. The wall 1 has an installation groove 11 for installing the support base 2. The front side wall of the support base 2 has an insertion groove 21 for inserting the box 3. The box 3 can be slidably fitted into the insertion groove 21.

[0037] The disassembly and assembly mechanism 4 is located on the top of the housing 3, and the disassembly and assembly mechanism 4 includes a positioning block 41 and a detachable connecting component 5;

[0038] The positioning block 41 is fixedly connected to the top of the box 3. The front side wall of the support base 2 is provided with a positioning groove 22 corresponding to the positioning block 41. The positioning groove 22 is located above the insertion groove 21 and communicates with the insertion groove 21. The positioning block 41 can slide and fit in the positioning groove 22.

[0039] The detachable connection component 5 can be placed into the positioning groove 22 and detachably connected to the positioning groove 22.

[0040] In this embodiment, mounting lugs are provided at the four corners of the outer peripheral wall of the support base 2. Mounting lugs have mounting holes for bolts to pass through. Positioning holes are provided on the wall 1 corresponding to the mounting holes. The support base 2 can be fixedly connected to the wall 1 using bolts. When disassembling and assembling the distribution box 3, the distribution box 3 can be installed on or removed from the support base 2 using the disassembly and assembly mechanism 4. The front opening of the insertion groove 21 should have a chamfer, and the front opening of the positioning groove 22 should have rounded corners to guide the box 3 and positioning block 41 to slide smoothly into each other and avoid jamming.

[0041] As a preferred embodiment, the detachable connection assembly 5 is provided in two sets, and is respectively located on the left and right sides of the positioning block 41;

[0042] The detachable connection assembly 5 includes a lever 51, a slide bar 52, a spring 53, and a wedge block 54;

[0043] The positioning block 41 has a movable groove 43 on its front side wall facing backward. The toggle block 51 is horizontally arranged in the movable groove 43 in the front-back direction. The front end of the toggle block 51 extends forward out of the movable groove 43. The rear end of the toggle block 51 is fixedly connected to the inner end of the slide rod 52. The slide rod 52 extends in the left-right direction and is slidably sleeved on the positioning block 41.

[0044] The positioning block 41 has telescopic grooves 44 on its left and right side walls corresponding to the sliding rods 52 on the left and right sides. The sliding rods 52 are slidably sleeved on the side wall between the movable groove 43 and the telescopic groove 44. The outer end of the sliding rod 52 is located in the telescopic groove 44 and is fixedly connected to the inner end of the wedge block 54. The inclined surface of the wedge block 54 is located on the rear side of the wedge block 54.

[0045] The inner and outer ends of the spring 53 are fixedly connected to the inner wall of the telescopic groove 44 and the inner side wall of the wedge block 54, respectively, and the wedge block 54 can be located on the outside of the telescopic groove 44.

[0046] Limiting grooves 23 are provided on the left and right inner walls of the insertion groove 21 corresponding to the wedge blocks 54 on the left and right sides. The limiting grooves 23 are used to limit the wedge blocks 54, and the wedge blocks 54 can slide and fit in the limiting grooves 23.

[0047] In this embodiment, when the positioning block 41 is installed into the positioning groove 22, the pusher block 51 is not subjected to external force, the spring 53 is in a naturally extended state, and the wedge block 54 is located outside the telescopic groove 44. When the distribution box body 3 needs to be installed into the insertion groove 21, the positioning block 41 and the positioning groove 22 guide and position the box body 3, and slide the box body 3 backward into the insertion groove 21. During the backward movement, the inclined surface of the rear side of the wedge block 54 abuts against the front groove opening of the positioning groove 22, squeezing the wedge block 54 until the wedge block 54 completely slides into the telescopic groove 44, and the inner groove wall of the positioning groove 22 presses the wedge block 54 into the telescopic groove 44. At this time, the wedge block 54 drives the slide rod 52 to slide inward and compress the spring 53, and continues to move backward until the wedge block The position of 54 corresponds to the limiting groove 23. At this time, the wedge block 54 is no longer pressed by the inner wall of the positioning groove 22. The spring 53 resets and pushes the wedge block 54 and the slide rod 52 to move outward until the wedge block 54 slides completely into the limiting groove 23. At this time, the rear side wall of the positioning block 41 abuts against the inner groove wall of the positioning groove 22, completing the positioning of the positioning block 41 in the positioning groove 22 and realizing the installation of the distribution box 3 in the insertion groove 21. When it is necessary to disassemble the box 3, the two left and right levers 51 are moved inward, so that the two levers 51 drive the corresponding left and right slide rods 52 to slide towards each other, and drive the wedge block 54 connected to the left and right slide rods 52 to move inward until the wedge block 54 completely enters the telescopic groove 44, which makes it easy to disassemble the box 3 from the insertion groove 21. The two sets of components are located on the left and right sides of the positioning block 41, forming a symmetrical force structure. When the housing 3 is snapped in, the wedge blocks 54 on the left and right sides are simultaneously embedded into the limiting groove 23. The lever 51 is rigidly connected to the slide rod 52. Pushing the lever 51 inward will cause the slide rod 52 to retract synchronously, so that the wedge block 54 is disengaged from the limiting groove 23, achieving quick unlocking without the need for tools. During installation, there is no need to manually control the snap-fit ​​structure. The spring 53 automatically locks it. During disassembly, only the lever 51 needs to be pushed with both hands.

[0048] As a preferred embodiment, the disassembly and assembly mechanism 4 further includes a protective cover 42, which is positioned in front of the movable groove 43 and can cover the front end of the lever block 51. The top rear end of the protective cover 42 is hinged to the front side wall of the positioning block 41.

[0049] In this embodiment, a protective cover 42 that covers the front end of the lever 51 is provided in front of the movable slot 43 to prevent others from accidentally touching the lever 51. The top of the protective cover 42 is hinged to the positioning block 41. When opened, it can be flipped upwards without occupying operating space; when closed, it closes naturally by its own weight.

[0050] As a preferred embodiment, the housing 3 has a hollow structure and a first operating port 31 is provided on the front side wall. A cover plate 32 is snapped onto the front side of the housing 3. The cover plate 32 covers the front side of the housing 3 and can cover the first operating port 31. The left and right sides of the rear side wall of the cover plate 32 are respectively provided with locking heads 33. A locking seat 34 is provided on the inner side wall of the housing 3 corresponding to the locking heads 33. The locking heads 33 and the locking seats 34 are snapped together.

[0051] In this embodiment, two latches 33 are respectively provided on the left and right sides of the rear sidewall of the cover plate 32. The two latches 33 on the left and right sides are distributed vertically at intervals. The outer sidewall of the latches 33 is provided with an active mating component with a protruding structure. The protruding structure is embedded in the recessed groove opened on the inner sidewall of the latch seat 34 to realize the latching of the latches 33 and the latch seat 34, thereby forming a limit on the cover plate 32 on the box body 3. The cover plate 32 covers the surface of the box body 3 and can cover the gap between the box body 3 and the support base 2, making the box body 3 more aesthetically pleasing after installation.

[0052] During disassembly, after removing the cover plate 32 from the box body 3, one hand can move the lever 51, and the other hand can reach into the box body 3 through the first operating port 31 to pull the box body 3 forward and slide it out of the insertion slot 21 to achieve disassembly; the operator can also reach into the box body 3 through the second operating port 35 and the first operating port 31 in sequence to pull the box body 3 to slide.

[0053] As a preferred embodiment, the cover plate 32 has a second operating port 35 corresponding to the first operating port 31, and a transparent plate 36 is hinged to the cover plate 32, which covers the front side of the second operating port 35.

[0054] In this embodiment, the transparent cover 32 facilitates observation of the electronic components inside the enclosure 3. The on / off status of the main circuit breaker and branch circuit breaker inside the enclosure 3 can be observed through the second operation port 35 without opening the cover 32. The transparent plate 36 covers the front side of the second operation port 35, forming a double barrier of the cover 32 and the transparent plate 36, which does not affect observation and can further prevent dust and foreign objects from entering the enclosure 3.

[0055] The embodiments of this utility model are given for illustrative and descriptive purposes only, and are not intended to be exhaustive or to limit the utility model to the forms disclosed. Many modifications and variations will be apparent to those skilled in the art. The embodiments were chosen and described in order to better illustrate the principles and practical applications of this utility model, and to enable those skilled in the art to understand this utility model and design various embodiments with various modifications suitable for a particular purpose.

Claims

1. A household electrical distribution box that is easy to assemble and disassemble, characterized in that, include: Support base (2), housing (3), and disassembly / assembly mechanism (4); The support base (2) is used to be installed in the wall (1). The wall (1) has an installation groove (11) for installing the support base (2). The front side wall of the support base (2) has an insertion groove (21) for inserting the box (3). The box (3) can be slidably fitted in the insertion groove (21). The disassembly and assembly mechanism (4) is located on the top of the housing (3), and the disassembly and assembly mechanism (4) includes a positioning block (41) and a detachable connecting assembly (5); The positioning block (41) is fixedly connected to the top of the box (3). The front side wall of the support base (2) is provided with a positioning groove (22) corresponding to the positioning block (41). The positioning groove (22) is located above the insertion groove (21) and communicates with the insertion groove (21). The positioning block (41) can slide and fit in the positioning groove (22). The detachable connection component (5) can be placed into the positioning groove (22) and detachably connected to the positioning groove (22).

2. A household electrical distribution box that is easy to assemble and disassemble as described in claim 1, characterized in that: The detachable connection assembly (5) is provided in two sets, and is respectively located on the left and right sides of the positioning block (41); The detachable connection assembly (5) includes a lever (51), a slide bar (52), a spring (53), and a wedge block (54); The positioning block (41) has a movable groove (43) on its front side wall facing backward. The push block (51) is horizontally arranged in the movable groove (43) in the front-back direction. The front end of the push block (51) extends forward out of the movable groove (43). The rear end of the push block (51) is fixedly connected to the inner end of the slide rod (52). The slide rod (52) extends in the left-right direction and is slidably sleeved on the positioning block (41). The positioning block (41) has telescopic grooves (44) on its left and right side walls corresponding to the sliding rods (52) on the left and right sides. The sliding rods (52) are slidably sleeved on the side wall between the movable groove (43) and the telescopic groove (44). The outer end of the sliding rod (52) is located in the telescopic groove (44) and is fixedly connected to the inner end of the wedge block (54). The inclined surface of the wedge block (54) is located on the rear side of the wedge block (54). The inner and outer ends of the spring (53) are fixedly connected to the inner wall of the telescopic groove (44) and the inner side wall of the wedge block (54), respectively, and the wedge block (54) can be located on the outside of the telescopic groove (44). Limiting grooves (23) are provided on the left and right inner walls of the insertion groove (21) corresponding to the left and right sides of the wedge blocks (54). The limiting grooves (23) are used to limit the wedge blocks (54), and the wedge blocks (54) can slide and fit in the limiting grooves (23).

3. A household electrical distribution box that is easy to assemble and disassemble as described in claim 2, characterized in that: The disassembly and assembly mechanism (4) also includes a protective cover (42), which is placed in front of the movable groove (43) and can cover the front end of the lever (51). The top rear end of the protective cover (42) is hinged to the front side wall of the positioning block (41).

4. A household electrical distribution box that is easy to assemble and disassemble as described in claim 1, characterized in that: The box (3) has a hollow structure and a first operating port (31) is provided on the front side wall. A cover plate (32) is snapped onto the front side of the box (3). The cover plate (32) covers the front side of the box (3) and can cover the first operating port (31). The left and right sides of the rear side wall of the cover plate (32) are respectively provided with a locking head (33). A locking seat (34) is provided on the inner side wall of the box (3) corresponding to the locking head (33). The locking head (33) and the locking seat (34) are snapped together.

5. A household electrical distribution box that is easy to assemble and disassemble as described in claim 4, characterized in that: The cover plate (32) has a second operating port (35) corresponding to the first operating port (31). A transparent plate (36) is hinged to the cover plate (32) and covers the front side of the second operating port (35).

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