CN212462410U

CN212462410U - Sealing mechanism for power distribution cabinet

Info

Publication number: CN212462410U
Application number: CN202021172215.9U
Authority: CN
Inventors: 徐茂彬
Original assignee: JIANGSU DESHUNXIANG ELECTRIC CO Ltd
Current assignee: Xinjiang Zhongke Electric Power Construction Co ltd
Priority date: 2020-06-22
Filing date: 2020-06-22
Publication date: 2021-02-02
Anticipated expiration: 2030-06-22

Abstract

The utility model discloses a sealing mechanism for a power distribution cabinet, wherein the outer walls of the two sides of a cabinet body of a cabinet are provided with sunken ventilating grooves, the top parts of the sunken ventilating grooves are provided with ventilating openings, and the upper end of the ventilation opening is provided with an activated carbon box in a fitting manner, the arrangement of the sunken ventilation groove and the ventilation opening is beneficial to the heat dissipation and ventilation of the electric elements in the cabinet body, and rainwater cannot enter the cabinet body, the activated carbon box can absorb the moisture entering the cabinet body from the ventilation opening, ensure the dry environment in the cabinet body, avoid the burning of the electric elements, a sealing mechanism is arranged in a wire passing hole arranged on the side wall of the cabinet body, the shaft sleeve is fastened in the wire passing hole by utilizing a fastening cutting sleeve, cross-shaped opening sealing gaskets are arranged on the inner wall of the port of the shaft sleeve in the cabinet body and the inner wall of the end cover, and set up the sealing ring, fully ensure the leakproofness of cable business turn over switch board, avoid the moisture to follow the cable and get into the cabinet internal damage to electric elements from crossing the downthehole entering of line.

Description

Sealing mechanism for power distribution cabinet

Technical Field

The utility model relates to an electrical equipment technical field specifically is a sealing mechanism for switch board.

Background

With the development of the cabling process of the power distribution network, when independent loads with small capacity are distributed more intensively, the power distribution cabinet can be used for connecting multiple branches of cables, and the branch boxes cannot directly operate each path. The power distribution cabinet is only used as a cable branch, the power distribution cabinet is mainly used for shunting or switching cables, the cable shunting function and the cable switching function are mainly achieved, and when the cable shunting, switching and switching are carried out, a cable inlet and a cable outlet are required to be formed in a cable box and used for leading in and out the cables.

However, some existing outdoor power distribution cabinets have poor sealing performance, and the power distribution cabinets are easy to seep rainwater and moisture after being used for a period of time, so that internal electrical elements are burnt and damaged; meanwhile, the power distribution cabinet in the prior art cannot effectively solve the problem of heat dissipation and ventilation of internal electrical elements, the complete sealing mode is not favorable for heat dissipation of the electrical elements, and the ventilation opening is formed to further enable the sealing performance of the power distribution cabinet to be poor.

SUMMERY OF THE UTILITY MODEL

For defect and not enough among the solution prior art, the utility model aims to provide a sealing mechanism for switch board, border department sets up the magnetic seal through the cabinet door body inner wall at the switch board and inhales the strip all around to set up sunken ventilation groove and vent on the outer wall of the cabinet body both sides of rack, utilize the active carbon box to adsorb the moisture that the vent got into, and set up sealing mechanism in the line hole of crossing of seting up on the cabinet body lateral wall, thereby solved the problem that proposes among the background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a sealing mechanism for switch board, includes cabinet door and rack, swing joint has the cabinet door on one side outer wall of rack, its characterized in that:

the cabinet door comprises a cabinet door body, observation windows, transparent toughened glass, magnetic sealing suction strips and hinges, wherein two observation windows are respectively arranged in the cabinet door body side by side, the transparent toughened glass is embedded in each observation window, the magnetic sealing suction strips are fixedly arranged at the peripheral edges of the inner wall of the cabinet door body, the hinges are respectively arranged at the upper end and the lower end of the inner side of the cabinet door body, and the cabinet door body is movably connected with the outer wall of one side of the cabinet through the hinges;

the rack includes the cabinet body, T type baffle, the indent air channel, the vent, the activated carbon box, plug-in type wiring end, cross line hole and sealing mechanism, wherein, the fixed T type baffle that is provided with in inside of the cabinet body, and T type baffle separates the internal portion of cabinet into first cavity, second cavity and third cavity, the indent air channel has been seted up on the internal wall of cabinet of first cavity and third cavity both sides respectively, the vent has all been seted up at the top of the indent air channel, all install the activated carbon box on the inner wall of first cavity and the third cavity of vent upper end, be located and install plug-in type wiring end on the internal wall of cabinet of the activated carbon box upper end of first cavity, cross the line hole and evenly set up respectively on the lateral wall of first cavity and second cavity, and all cup jointed sealing mechanism in the line hole.

Further, the cabinet body includes metal casing, heat preservation thermal-insulated sheet layer and dry layer, and the laminating is provided with heat preservation thermal-insulated sheet layer on metal casing's the inner wall, and the laminating is provided with the dry layer on heat preservation thermal-insulated sheet layer's the inner wall, and metal casing, heat preservation thermal-insulated sheet layer and dry layer are through gluing pressfitting fixed connection.

Further, the metal shell is made of stainless steel materials, the heat preservation and insulation plate layer is made of polyurethane materials, and the drying layer is made of silica gel materials.

Further, the thickness of the heat preservation and insulation board layer is larger than the thickness of the metal shell and the thickness of the drying layer.

Furthermore, through holes are uniformly formed in the side wall of the T-shaped partition plate.

Furthermore, a dust screen is arranged between the inner walls of the ventilation openings.

Furthermore, the activated carbon box is close to the vent and is provided with dense filter holes uniformly on the side wall of the activated carbon box, and dust screens are arranged between the inner walls of the filter holes.

Further, sealing mechanism includes axle sleeve, sealing ring, fastening cutting ferrule and end cover, and the axle sleeve cup joints in crossing the line downthehole and extend to cabinet body outside, and the periphery cover that is located the axle sleeve of cabinet body inside is equipped with the sealing ring of hugging closely the setting with cabinet body inner wall, and the periphery cover that is located the axle sleeve of cabinet body outside is equipped with the fastening cutting ferrule of hugging closely the setting with cabinet body outer wall, and the end cover cup joints on the outer wall of the inside and outside tip of axle sleeve.

Furthermore, the inner walls of the end covers are provided with cross-shaped opening sealing gaskets.

Furthermore, an end cover sleeved on the outer wall of the inner end part of the shaft sleeve is tightly attached to the sealing ring.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1) the utility model provides a pair of a sealing mechanism for switch board, set up the ventilation groove that caves in on the inner wall of the cabinet body both sides of rack, the vent is seted up at the top of the ventilation groove that caves in, and correspond in the vent upper end and set up the activated carbon box, the ventilation of the internal electric elements's of cabinet heat dissipation that does benefit to is provided with of ventilation groove and vent that caves in, and the rainwater can not get into the internal portion of cabinet smoothly, can carry out the effective absorption from the internal moisture of vent entering cabinet through the activated carbon box, guarantee the internal dry environment of cabinet, further avoid the inside electric elements of switch board to damage.

2) The utility model provides a pair of a sealing mechanism for switch board, be metal casing with the cabinet body design, the multilayer mechanism on thermal-insulated sheet layer and dry layer keeps warm, and correspond respectively and choose stainless steel material for use, polyurethane material and silica gel material preparation form, stainless steel material can prolong the life of switch board, avoid it to receive the rainwater corrosion damage, and polyurethane material can guarantee the constancy relatively of cabinet internal temperature, reduce the influence of ambient temperature to the switch board, silica gel material's water absorption performance further eliminates the inside moisture of switch board.

3. The utility model provides a pair of a sealing mechanism for switch board, the line downthehole sealing mechanism that sets up of crossing that sets up on cabinet side wall utilizes the fastening cutting ferrule to fasten the axle sleeve downthehole crossing the line to in the cabinet internal, outside axle sleeve tip all sets up the sealed pad of cross opening, sets up the sealing ring simultaneously, the leakproofness of fully ensureing cable business turn over switch board avoids the moisture to be in the same direction as the cable from crossing the downthehole electric components that get into the cabinet internal to the cabinet body and cause the damage.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the cabinet door structure of the present invention;

fig. 3 is a schematic structural view of the cabinet body of the present invention;

fig. 4 is a sectional view of the cabinet body of the present invention;

fig. 5 is a schematic view of the sealing mechanism of the present invention.

In the figure: 1. a cabinet door; 11. a cabinet door body; 12. an observation window; 13. transparent toughened glass; 14. magnetic sealing suction strips; 15. a hinge; 2. a cabinet; 21. a cabinet body; 211. a metal housing; 212. a heat insulation plate layer; 213. drying the layer; 22. a T-shaped partition plate; 23. invagination and ventilation; 24. a vent; 25. an activated carbon box; 26. a plug-in type terminal; 27. a wire passing hole; 28. a sealing mechanism; 281. a shaft sleeve; 282. a seal ring; 283. fastening the clamping sleeve; 284. an end cap; 285. a cross-shaped opening gasket; 29. and a through hole.

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 figures 1-5 of the drawings,

a sealing mechanism for a power distribution cabinet comprises a cabinet door 1 and a cabinet 2, wherein the outer wall of one side of the cabinet 2 is movably connected with the cabinet door 1,

the cabinet door 1 comprises a cabinet door body 11, observation windows 12, transparent toughened glass 13, magnetic sealing absorption strips 14 and hinges 15, wherein two observation windows 12 are respectively arranged in the cabinet door body 11 side by side, the transparent toughened glass 13 is embedded in each observation window 12, the magnetic sealing absorption strips 14 are fixedly arranged at the peripheral edges of the inner wall of the cabinet door body 11, the hinges 15 are respectively arranged at the upper end and the lower end of the inner side of the cabinet door body 11, and the cabinet door body 11 is movably connected with the outer wall of one side of the cabinet 2 through the hinges 15;

the cabinet 2 includes the cabinet body 21, T type baffle 22, the sunken air duct 23, vent 24, activated carbon box 25, plug-in type wiring end 26, cross line hole 27 and sealing mechanism 28, wherein, the fixed T type baffle 22 that is provided with in inside of the cabinet body 21, and T type baffle 22 separates into first cavity with cabinet body 21 internal, second cavity and third cavity, sunken air duct 23 has been seted up on the cabinet body 21 inner wall of first cavity and third cavity both sides respectively, vent 24 has all been seted up at the top of sunken air duct 23, all install activated carbon box 25 on the inner wall of first cavity and third cavity of vent 24 upper end, be located and install plug-in type wiring end 26 on the cabinet body 21 inner wall of activated carbon box 25 upper end of first cavity, cross line hole 27 and evenly open respectively on the lateral wall of first cavity and second cavity, and cross and all cup jointed sealing mechanism 28 in the line hole 27.

Specifically, the cabinet body 21 includes metal casing 211, heat preservation and insulation board layer 212 and dry layer 213, and the laminating is provided with heat preservation and insulation board layer 212 on metal casing 211's the inner wall, and the laminating is provided with dry layer 213 on heat preservation and insulation board layer 212's the inner wall, and metal casing 211, heat preservation and insulation board layer 212 and dry layer 213 are through gluing pressfitting fixed connection.

Specifically, metal casing 211 chooses for use the stainless steel material preparation to form, and heat preservation insulation board layer 212 chooses for use the polyurethane material preparation to form, and silica gel material preparation is chosen for use to dry layer 213 and forms, and stainless steel material can prolong switch board life, avoids it to receive the rainwater corrosion to damage, and the polyurethane material can guarantee the constancy relatively of the internal temperature of cabinet 21, reduces the influence of ambient temperature to the switch board, and the inside moisture of switch board is further eliminated to silica gel material's water absorption performance.

Specifically, the thickness of the heat insulation board layer 212 is greater than the thickness of the metal shell 211 and the drying layer 213, so as to effectively ensure the constant temperature inside the cabinet with sufficient thickness.

Specifically, the side walls of the T-shaped partition plate 22 are uniformly provided with the through holes 29, so that the weight reduction and the cost reduction of the T-shaped partition plate 22 are effectively realized on the basis of realizing the air circulation inside the first chamber and the second and third chambers to effectively realize the heat dissipation.

Specifically, be provided with the dust screen between the inner wall of vent 24, also avoid outside dust impurity to get into the internal portion of cabinet when effectively realizing the internal portion heat dissipation of cabinet.

Specifically, activated carbon box 25 is close to vent 24 and sets up, and evenly has seted up intensive filtration pore on activated carbon box 25's the lateral wall, all is provided with the dust screen between the inner wall of filtration pore, avoids the tiny powder of active carbon to drop vent 24.

Specifically, sealing mechanism 28 includes axle sleeve 281, the sealing ring 282, fastening cutting ferrule 283 and end cover 284, axle sleeve 281 cup joints in crossing line hole 27 and to the outside extension of cabinet body 21, the periphery cover that is located the inside axle sleeve 281 of cabinet body 21 is equipped with the sealing ring 282 that hugs closely the setting with the internal wall of cabinet body 21, the periphery cover that is located the outside axle sleeve 281 of cabinet body 21 is equipped with the fastening cutting ferrule 283 that hugs closely the setting with the external wall of cabinet body 21, end cover 284 cup joints in the axle sleeve 281 on the outer wall of outer tip, the leakproofness of full guarantee cable business turn over switch board, avoid the moisture to cause the damage to the electrical components of the internal portion of cabinet along the cable from crossing.

Specifically, cross-opening gaskets 285 are provided on the inner walls of the end caps 284.

Specifically, an end cap 284 sleeved on the outer wall of the inner end of the sleeve 281 is disposed closely to the sealing ring 282, so as to facilitate installation and positioning while effectively ensuring internal sealing.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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

1. The utility model provides a sealing mechanism for switch board, includes cabinet door (1) and rack (2), swing joint has cabinet door (1), its characterized in that on the one side outer wall of rack (2):

the cabinet door (1) comprises a cabinet door body (11), observation windows (12), transparent tempered glass (13), magnetic sealing suction strips (14) and hinges (15), wherein the inside of the cabinet door body (11) is provided with the two observation windows (12) side by side, the inside of each observation window (12) is inlaid with the transparent tempered glass (13), the magnetic sealing suction strips (14) are fixedly arranged at the peripheral edges of the inner wall of the cabinet door body (11), the upper end and the lower end of the inner side of the cabinet door body (11) are respectively provided with the hinges (15), and the cabinet door body (11) is movably connected with the outer wall of one side of the cabinet (2) through the hinges (15);

the cabinet (2) comprises a cabinet body (21), T-shaped partition plates (22), an invaginated ventilating slot (23), a ventilating opening (24), an activated carbon box (25), a plug-in wiring terminal (26), a wire passing hole (27) and a sealing mechanism (28), wherein the T-shaped partition plates (22) are fixedly arranged inside the cabinet body (21), the T-shaped partition plates (22) divide the inside of the cabinet body (21) into a first chamber, a second chamber and a third chamber, the invaginated ventilating slot (23) is respectively arranged on the inner walls of the cabinet body (21) at the two sides of the first chamber and the third chamber, the ventilating opening (24) is respectively arranged at the top of the invaginated ventilating slot (23), the activated carbon box (25) is respectively arranged on the inner walls of the first chamber and the third chamber at the upper ends of the ventilating opening (24), the plug-in wiring terminal (26) is arranged on the inner wall of the cabinet body (21) at, the wire passing holes (27) are respectively and uniformly arranged on the side walls of the first cavity and the second cavity, and sealing mechanisms (28) are sleeved in the wire passing holes (27).

2. The sealing mechanism for the power distribution cabinet according to claim 1, characterized in that: the cabinet body (21) includes metal casing (211), heat preservation and insulation board layer (212) and dry layer (213), and the laminating is provided with heat preservation and insulation board layer (212) on the inner wall of metal casing (211), and the laminating is provided with dry layer (213) on the inner wall of heat preservation and insulation board layer (212), and metal casing (211), heat preservation and insulation board layer (212) and dry layer (213) through gluing pressfitting fixed connection.

3. The sealing mechanism for the power distribution cabinet according to claim 2, characterized in that: the metal shell (211) is made of stainless steel materials, the heat-preservation and heat-insulation plate layer (212) is made of polyurethane materials, and the drying layer (213) is made of silica gel materials.

4. A sealing mechanism for electrical distribution cabinets according to claim 3, characterized in that: the thickness of the heat preservation and insulation board layer (212) is larger than that of the metal shell (211) and the drying layer (213).

5. The sealing mechanism for the power distribution cabinet according to claim 1, characterized in that: through holes (29) are uniformly formed in the side wall of the T-shaped partition plate (22).

6. The sealing mechanism for the power distribution cabinet according to claim 1, characterized in that: and a dust screen is arranged between the inner walls of the ventilation openings (24).

7. The sealing mechanism for the power distribution cabinet according to claim 1, characterized in that: the activated carbon box (25) is arranged close to the ventilation opening (24), dense filter holes are uniformly formed in the side wall of the activated carbon box (25), and dust screens are arranged between the inner walls of the filter holes.

8. The sealing mechanism for the power distribution cabinet according to claim 1, characterized in that: sealing mechanism (28) are including axle sleeve (281), sealing ring (282), fastening cutting ferrule (283) and end cover (284), axle sleeve (281) cup joint in crossing line hole (27) and extend to cabinet body (21) outside, the periphery cover that is located axle sleeve (281) of cabinet body (21) inside is equipped with sealing ring (282) of hugging closely the setting with cabinet body (21) inner wall, the periphery cover that is located axle sleeve (281) of cabinet body (21) outside is equipped with fastening cutting ferrule (283) of hugging closely the setting with cabinet body (21) outer wall, end cover (284) cup joint in axle sleeve (281) the interior, on the outer wall of outer tip.

9. The sealing mechanism for the power distribution cabinet according to claim 8, characterized in that: and cross-shaped opening sealing gaskets (285) are arranged on the inner walls of the end covers (284).

10. The sealing mechanism for the power distribution cabinet according to claim 8, characterized in that: an end cover (284) sleeved on the outer wall of the inner end part of the shaft sleeve (281) is closely attached to the sealing ring (282).