CN214757426U

CN214757426U - Electric box with lead hole waterproof structure

Info

Publication number: CN214757426U
Application number: CN202121267331.3U
Authority: CN
Inventors: 王国明
Original assignee: Ningbo Ykl Electrical Co ltd
Current assignee: Ningbo Ykl Electrical Co ltd
Priority date: 2021-06-08
Filing date: 2021-06-08
Publication date: 2021-11-16
Anticipated expiration: 2031-06-08
Also published as: DE202021103658U1

Abstract

The utility model discloses an electric box with lead wire hole waterproof construction, comprises a box body, the upper portion of box body front side is provided with the breach, is provided with the insert in the breach, is formed with a plurality of lead wire hole along the horizontal direction distribution between insert and the box body, the bottom of insert and the bottom of breach are inlayed respectively and are equipped with first sealing strip and the second sealing strip that extends along the horizontal direction, be formed with a plurality of lead wire passageways along the horizontal direction distribution between first sealing strip and the second sealing strip, first sealing strip and second sealing strip are used for pasting with the outer wall of cable in order to form labyrinth seal structure; a vertical edge is arranged on the rear side of the second sealing strip, a plurality of deformation parts distributed in the horizontal direction are formed on the upper portion of the vertical edge, each deformation part is arranged in front-back correspondence with one of the lead channels, each deformation part gradually protrudes backwards from bottom to top and forms a spout-shaped structure, and the upper edge of each deformation part is higher than the lead channel; the utility model discloses can improve the water-proof effects of electric box.

Description

Electric box with lead hole waterproof structure

Technical Field

The utility model relates to an electric box technical field, concretely relates to electric box with pin hole waterproof construction.

Background

The electrical box is a device for holding electrical equipment, all be provided with the pin hole that is used for supplying the cable to pass on the lateral wall of the electrical box that uses on the market at present, in order to avoid the rainwater to enter into the electrical box along the lower border of cable, pin hole department in the electrical box on the market at present all is provided with waterproof construction, but the waterproof construction who sets up at pin hole department at present has the poor shortcoming of water-proof effects, so, rainwater among the external environment still enters into the electrical box easily, thereby lead to electrical equipment among the electrical box to appear leaking electricity, short circuit or the phenomenon of damage because of being soaked by the rainwater easily.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides an electric box with pin hole waterproof construction, its water-proof effects that can improve electric box.

The utility model discloses an electric box with pin hole waterproof construction, comprises a box bod, the upper portion of box body front side is provided with the breach, be provided with the insert in the breach, insert and box body detachable connection, be formed with a plurality of pin hole along the horizontal direction distribution between insert and the box body, the bottom of insert and the bottom of breach are inlayed respectively and are equipped with first sealing strip and the second sealing strip that extends along the horizontal direction, be formed with a plurality of lead wire channels along the horizontal direction distribution between first sealing strip and the second sealing strip, each lead wire channel all is corresponding the setting around with one of them pin hole, when the cable passes from the lead wire channel, first sealing strip and second sealing strip are used for pasting with the outer wall of cable in order to form labyrinth seal structure; the rear side of second sealing strip is provided with vertical limit, and the upper portion on vertical limit is formed with the deformation portion that a plurality of distributed along the horizontal direction, and every deformation portion corresponds the setting around all being with one of them lead wire passageway, and every deformation portion all is by supreme backward protrusion gradually down and form kettle mouth column structure, and the last border of every deformation portion all is higher than the lead wire passageway.

The utility model discloses an electric box with lead hole waterproof construction, wherein, the middle part of every deformation portion all is provided with the attenuate district, and the attenuate district is located the middle part of deformation portion vertical direction; through the setting in the region that reduces, when the cable wants to introduce the box body from deformation portion, deformation portion can produce deformation more easily to make things convenient for the cable to introduce in the box body through deformation portion department.

The utility model discloses an electric box with pin hole waterproof construction, wherein, be provided with a plurality of on the bottom surface of first sealing strip by the first gasket that distributes backward forward, be provided with a plurality of on the top surface of second sealing strip by the second gasket that distributes backward forward, the lower extreme of every first gasket all inserts in the clearance that two adjacent second gaskets formed, the lower extreme of every first gasket all supports with the second sealing strip and leans on and seals, the first half of lead wire passageway forms on first gasket, the latter half of lead wire passageway forms on the second gasket, when the cable passes from the lead wire passageway, first gasket and second gasket are used for pasting in order to form labyrinth seal structure with the outer wall of cable; through the setting of first gasket and second gasket, and the first half of lead wire passageway forms on first gasket, and the latter half of lead wire passageway forms on the second gasket, so, when the cable passes from the lead wire passageway, first gasket and second gasket homoenergetic are pasted mutually with the outer wall of cable, thereby can make and form labyrinth seal structure between first gasket and second gasket and the cable, so, can effectively block water or other liquid in the external environment and enter into the box body along the outer wall of cable.

The utility model discloses an electric box with pin hole waterproof construction, wherein, the bottom of the insert that is located the first sealing strip front side inlays and is equipped with the first adhesive tape that extends along the horizontal direction, and the bottom of the breach that is located the second sealing strip front side inlays and is equipped with the second adhesive tape that extends along the horizontal direction, and the lower border of first adhesive tape supports with the last border of second adhesive tape and leans on and seals; through the setting of first adhesive tape and second adhesive tape, when no cable passes in pin hole and the lead wire passageway, the lower border of first adhesive tape can lean on and seal with the last border of second adhesive tape, so, can effectively block water or other liquid in the external environment and enter into the lead wire passageway through the pin hole.

The utility model discloses an electric box with pin hole waterproof construction, wherein, the thickness of border department is attenuate gradually from top to bottom under the first adhesive tape, and the thickness of border department is attenuate gradually from bottom to top on the second adhesive tape; after adopting this kind of structure, when having the cable to pass in pin hole and the lead wire passageway, the lower border of first adhesive tape and the last border of second adhesive tape can produce deformation more easily to make things convenient for the cable to pass between first adhesive tape and the second adhesive tape.

The utility model discloses an electric box with pin hole waterproof construction, wherein, all be provided with the location slot on the outer wall of the left and right sides of inserting, all be provided with the location inserted block on the inner wall of the left and right sides of breach, after installing in the breach, every location slot all pegs graft with the location inserted block cooperation of corresponding side; by adopting the structure, after the insert is installed in the notch, each positioning slot can be matched and plugged with the positioning insert block on the corresponding side, so that the insert can be positioned.

The utility model discloses an electric box with pin hole waterproof construction, wherein, the left and right ends of inserting block all are provided with the pothook, are located the box body of breach both sides and all are provided with the ka tai, after inserting block and installing in the breach, every pothook cooperates the joint with one of them ka tai respectively; after the structure is adopted, after the insert is installed in the notch, the clamping hook can be clamped with the clamping table in a matched mode, and therefore the insert can be conveniently assembled with the box body.

The utility model discloses an electric box with a waterproof structure of a lead hole, wherein, the lower end of each hook is provided with an extension section which is used for being pulled by fingers so as to facilitate the hook to be separated from a clamping platform; through the setting of extension section, when needs will insert and dismantle from the box body, the extension section can supply the finger to pull, so, can make things convenient for the pothook to break away from the ka tai to can bring the convenience for the process of inserting and dismantling from the box body.

The utility model discloses an electric box with pin hole waterproof construction, wherein, the bottom of breach is provided with a plurality of double-screw bolts that distribute along the horizontal direction, and every double-screw bolt all extends along vertical direction, is provided with the first through-hole that is used for supplying every double-screw bolt to pass one by one in the first sealing strip, is provided with the second through-hole that is used for supplying every double-screw bolt to pass one by one in the second sealing strip, is provided with a plurality of bolt holes that set up with the double-screw bolt one-to-one in inserting, inserts and fixes with the box body through the bolt that wears to establish in the bolt hole and with double-screw bolt threaded connection; by adopting the structure, the insert can be more reliably and firmly fixed with the box body.

The utility model discloses a setting of first sealing strip and second sealing strip, when the cable passes from the lead wire passageway that forms between first sealing strip and the second sealing strip, at first can form labyrinth's seal structure between the outer wall of first sealing strip and second sealing strip and cable, after then in the cable is introduced the box body from deformation portion, deformation portion can produce deformation and the last border of deformation portion can hug closely with the lower border of cable all the time, so, can further block during the rainwater enters into the electric box along the lower border of cable, thereby can improve the water-proof effects of electric box, and then can effectively avoid the electric equipment in the electric box to appear leaking electricity because of being soaked by the rainwater, the phenomenon of short circuit or damage.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of the three-dimensional structure of the present invention with part of the structure removed;

FIG. 3 is a schematic cross-sectional view of FIG. 2;

FIG. 4 is a schematic perspective cross-sectional view of the structure of FIG. 2;

FIG. 5 is another schematic perspective cross-sectional view of FIG. 2;

FIG. 6 is an enlarged view of the structure at A in FIG. 4;

FIG. 7 is an enlarged view of the structure at B in FIG. 5;

FIG. 8 is a partially exploded perspective view of FIG. 2;

FIG. 9 is an enlarged view of the structure at C in FIG. 8;

fig. 10 is a schematic perspective view of the embedded first weatherstrip, the first rubber strip and the insert.

Detailed Description

In the following description, numerous implementation details are set forth in order to provide a more thorough understanding of the present invention. It should be understood, however, that these implementation details should not be used to limit the invention. That is, in some embodiments of the invention, details of these implementations are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.

In addition, the descriptions related to "first", "second", etc. in the present invention are only for description purposes, not specifically referring to the order or sequence, and are not intended to limit the present invention, but only to distinguish the components or operations described in the same technical terms, and are not to be construed as indicating or implying any relative importance or implicit indication of the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

The utility model discloses an electric box with lead wire hole waterproof construction, including box body 1, the upper portion of box body 1 front side is provided with breach 11, be provided with insert 2 in the breach 11, insert 2 and box body 1 detachable connection, be formed with a plurality of lead wire hole 3 along the horizontal direction distribution between insert 2 and the box body 1, the bottom of insert 2 and the bottom of breach 11 are inlayed respectively and are equipped with first sealing strip 4 and the second sealing strip 5 that extends along the horizontal direction, be formed with a plurality of lead wire passageway 6 along the horizontal direction distribution between first sealing strip 4 and the second sealing strip 5, every lead wire passageway 6 all is the corresponding setting around with one of them lead wire hole 3, when the cable passes through from lead wire passageway 6, first sealing strip 4 and second sealing strip 5 are used for pasting so as to form labyrinth's seal structure with the outer wall of cable; a vertical edge 51 is arranged on the rear side of the second sealing strip 5, a plurality of deformation parts 511 distributed along the horizontal direction are formed on the upper portion of the vertical edge 51, each deformation part 511 is arranged in front-back correspondence with one of the lead channels 6, each deformation part 511 gradually protrudes backwards from bottom to top and forms a spout-shaped structure, and the upper edge of each deformation part 511 is higher than the lead channel 6; the first sealing strip and the second sealing strip can be made of rubber materials.

The middle part of each deformation part 511 is provided with a thinning area 512, and the thinning area 512 is positioned in the middle part of the deformation part 511 in the vertical direction; through the setting in the region that reduces, when the cable wants to introduce the box body from deformation portion, deformation portion can produce deformation more easily to make things convenient for the cable to introduce in the box body through deformation portion department.

The bottom surface of the first sealing strip 4 is provided with a plurality of first sealing sheets 41 distributed from front to back, the top surface of the second sealing strip 5 is provided with a plurality of second sealing sheets 52 distributed from front to back, the lower end of each first sealing sheet 41 is inserted into a gap formed by two adjacent second sealing sheets 52, the lower end of each first sealing sheet 41 is abutted against and sealed with the second sealing strip 5, the upper half part of the lead channel 6 is formed on the first sealing sheet 41, the lower half part of the lead channel 6 is formed on the second sealing sheets 52, and when a cable passes through the lead channel 6, the first sealing sheets 41 and the second sealing sheets 52 are attached to the outer wall of the cable to form a labyrinth sealing structure; through the setting of first gasket and second gasket, and the first half of lead wire passageway forms on first gasket, and the latter half of lead wire passageway forms on the second gasket, so, when the cable passes from the lead wire passageway, first gasket and second gasket homoenergetic are pasted mutually with the outer wall of cable, thereby can make and form labyrinth seal structure between first gasket and second gasket and the cable, so, can effectively block water or other liquid in the external environment and enter into the box body along the outer wall of cable.

The bottom of the insert 2 positioned on the front side of the first sealing strip 4 is embedded with a first adhesive tape 7 extending along the horizontal direction, the bottom of the notch 11 positioned on the front side of the second sealing strip 5 is embedded with a second adhesive tape 8 extending along the horizontal direction, and the lower edge of the first adhesive tape 7 is abutted against and sealed with the upper edge of the second adhesive tape 8; through the setting of first adhesive tape and second adhesive tape, when no cable passes in pin hole and the lead wire passageway, the lower border of first adhesive tape can lean on and seal with the last border of second adhesive tape, so, can effectively block water or other liquid in the external environment and enter into the lead wire passageway through the pin hole.

The thickness of the lower edge of the first rubber strip 7 is gradually reduced from top to bottom, and the thickness of the upper edge of the second rubber strip 8 is gradually reduced from bottom to top; after adopting this kind of structure, when having the cable to pass in pin hole and the lead wire passageway, the lower border of first adhesive tape and the last border of second adhesive tape can produce deformation more easily to make things convenient for the cable to pass between first adhesive tape and the second adhesive tape.

The outer walls of the left side and the right side of the insert 2 are respectively provided with a positioning slot 21, the inner walls of the left side and the right side of the notch 11 are respectively provided with a positioning insert block 12, and after the insert 2 is installed in the notch 11, each positioning slot 21 is matched and inserted with the positioning insert block 12 on the corresponding side; by adopting the structure, after the insert is installed in the notch, each positioning slot can be matched and plugged with the positioning insert block on the corresponding side, so that the insert can be positioned.

The left end and the right end of the insert 2 are respectively provided with a clamping hook 22, the box body 1 positioned at the two sides of the notch 11 is respectively provided with a clamping table 13, and after the insert 2 is arranged in the notch 11, each clamping hook 22 is respectively matched and clamped with one clamping table 13; after the structure is adopted, after the insert is installed in the notch, the clamping hook can be clamped with the clamping table in a matched mode, and therefore the insert can be conveniently assembled with the box body.

The lower end of each hook 22 is provided with an extension section 23, and the extension section 23 is used for being pulled by fingers to facilitate the hook 22 to be separated from the clamping platform 13; through the setting of extension section, when needs will insert and dismantle from the box body, the extension section can supply the finger to pull, so, can make things convenient for the pothook to break away from the ka tai to can bring the convenience for the process of inserting and dismantling from the box body.

The bottom of the notch 11 is provided with a plurality of studs 14 distributed along the horizontal direction, each stud 14 extends along the vertical direction, a first through hole 42 through which each stud 14 passes one by one is arranged in the first sealing strip 4, a second through hole 53 through which each stud 14 passes one by one is arranged in the second sealing strip 5, a plurality of bolt holes 24 which correspond to the studs 14 one by one are arranged in the insert 2, and the insert 2 is fixed with the box body 1 through bolts which are arranged in the bolt holes 24 in a penetrating manner and are in threaded connection with the studs 14; by adopting the structure, the insert can be more reliably and firmly fixed with the box body.

The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. The utility model provides an electric box with pin hole waterproof construction, includes box body (1), the upper portion of box body (1) front side is provided with breach (11), be provided with in breach (11) and insert (2), insert (2) and box body (1) detachable connection, be formed with pin hole (3) that a plurality of distributes along the horizontal direction between insert (2) and box body (1), its characterized in that: the bottom of the insert (2) and the bottom of the notch (11) are respectively embedded with a first sealing strip (4) and a second sealing strip (5) which extend along the horizontal direction, a plurality of lead channels (6) distributed along the horizontal direction are formed between the first sealing strip (4) and the second sealing strip (5), each lead channel (6) is arranged in a front-back corresponding manner with one lead hole (3), and when a cable passes through the lead channels (6), the first sealing strip (4) and the second sealing strip (5) are used for being attached to the outer wall of the cable to form a labyrinth type sealing structure; the rear side of second sealing strip (5) is provided with vertical limit (51), the upper portion of vertical limit (51) is formed with deformation portion (511) that a plurality of distributed along the horizontal direction, every deformation portion (511) all is the front and back with one of them lead wire passageway (6) and corresponds the setting, every deformation portion (511) all by supreme lower projection backward gradually and form kettle mouth column structure, every the last border of deformation portion (511) all is higher than lead wire passageway (6).

2. The electrical box with a waterproof structure of a lead hole according to claim 1, wherein a thinned region (512) is provided in the middle of each deformation portion (511), and the thinned region (512) is located in the middle of the deformation portion (511) in the vertical direction.

3. The electrical box with the lead hole waterproof structure according to claim 1 or 2, wherein a plurality of first sealing sheets (41) distributed from front to back are arranged on the bottom surface of the first sealing strip (4), a plurality of second sealing sheets (52) distributed from front to back are arranged on the top surface of the second sealing strip (5), the lower end of each first sealing sheet (41) is inserted into a gap formed by two adjacent second sealing sheets (52), the lower end of each first sealing sheet (41) is abutted against and sealed with the second sealing strip (5), the upper half part of the lead channel (6) is formed on the first sealing sheet (41), the lower half part of the lead channel (6) is formed on the second sealing sheet (52), and when a cable passes through the lead channel (6), the first sealing sheets (41) and the second sealing sheets (52) are used for being attached to the outer wall of the cable to form a labyrinth type sealing structure .

4. The electrical box with the waterproof structure of the lead hole according to claim 1, wherein a first adhesive tape (7) extending in the horizontal direction is embedded in the bottom of the insert (2) located on the front side of the first sealing tape (4), a second adhesive tape (8) extending in the horizontal direction is embedded in the bottom of the notch (11) located on the front side of the second sealing tape (5), and the lower edge of the first adhesive tape (7) abuts against and seals the upper edge of the second adhesive tape (8).

5. The electrical box with waterproof structure of wire hole of claim 4, wherein the thickness of the first adhesive tape (7) at the lower edge is gradually reduced from top to bottom, and the thickness of the second adhesive tape (8) at the upper edge is gradually reduced from bottom to top.

6. The electrical box with the waterproof structure of the lead hole according to claim 1, wherein the insert (2) is provided with positioning insertion grooves (21) on the outer walls of the left and right sides, the notch (11) is provided with positioning insertion blocks (12) on the inner walls of the left and right sides, and after the insert (2) is installed in the notch (11), each positioning insertion groove (21) is inserted into the corresponding positioning insertion block (12) in a matching manner.

7. The electrical box with the waterproof structure of the lead hole according to claim 1, wherein the insert (2) is provided with hooks (22) at both left and right ends, the box body (1) at both sides of the notch (11) is provided with clamping platforms (13), and after the insert (2) is installed in the notch (11), each hook (22) is in fit and clamping connection with one of the clamping platforms (13).

8. The electrical box with the waterproof structure of the lead hole as claimed in claim 7, wherein the lower end of each hook (22) is provided with an extension (23), and the extension (23) is used for being pulled by fingers to facilitate the hook (22) to be separated from the clamping platform (13).

9. The electrical box with the lead hole waterproof structure according to claim 1, 7 or 8, wherein a plurality of studs (14) are distributed in the horizontal direction at the bottom of the notch (11), each stud (14) extends in the vertical direction, a first through hole (42) for each stud (14) to pass through is formed in the first sealing strip (4), a second through hole (53) for each stud (14) to pass through is formed in the second sealing strip (5), a plurality of bolt holes (24) corresponding to the studs (14) are formed in the insert (2), and the insert (2) is fixed to the box body (1) through bolts penetrating through the bolt holes (24) and connected with the studs (14) in a threaded manner.