CN210993647U - Dampproofing system of cable branch case - Google Patents

Abstract

The utility model discloses a dampproofing system of cable branch box, including the box, be equipped with the studio in the box, be equipped with drying chamber between studio and the box, be equipped with air inlet and exhaust drying unit, internal circulation drying unit and initiative exhaust drying unit in the box, through air inlet and exhaust drying unit in the passageway of taking a breath of air inlet, dry the clearing damp to the air current, avoid the entering of humid gas, play good dampproofing effect in the link of taking a breath of air inlet; moisture is absorbed in an internal convection environment through an internal circulation drying unit, and a good drying effect is realized in the internal circulation; and the active exhaust drying unit actively exhausts the damp gas in the working chamber to blow air and eliminate dampness in the working chamber. Through the cooperative work of the air exhaust drying unit, the internal circulation drying unit and the active exhaust drying unit, the cable branch box is effectively dried, moistureproof and damp-proof, and the influence of a damp factor on the cable branch box is avoided.

Description

Dampproofing system of cable branch case

Technical Field

The utility model relates to a cable branch box field specifically is a cable branch box dampproofing system.

Background

When the underground main line cable needs to realize multi-loop branch power distribution at a certain distance, the cable branch box is adopted as important corollary equipment for power distribution, and the method is economical, convenient and safe. The cable branch box is only used for cable branch, and the main function of the cable branch box is to tap or transfer cables, and the cable branch box mainly plays a role in cable tapping and cable transferring.

The service condition environment of the cable branch box has a requirement on humidity, the daily average relative humidity value is not more than 95%, and the monthly average relative humidity value is not more than 90%; in case humidity is too big then can cause the working effect of cable to cause adverse effect, leads to life to subtract weak point or operational failure, causes the potential safety hazard even, consequently, in order to guarantee the permanent safe handling of cable branch box, needs a cable branch box dampproofing system that can carry out drying to service environment.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cable branch box dampproofing system to solve the problem that proposes among the above-mentioned background art.

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

the utility model provides a dampproofing system of cable branch case, includes the box that sets up on the base, be equipped with the studio that is used for installing cable shunting switching element in the box, be equipped with the dry cavity of door type between studio and box, be equipped with air inlet and exhaust drying unit and inside circulation drying unit in the box: the second air inlet row drying unit comprises a drying cylinder, a plurality of outer through holes are formed in the outer side of the box body, a plurality of inner through holes communicated with the drying chamber are formed in the two sides and the top of the working chamber, the drying cylinder is installed between each outer through hole and the corresponding inner through hole, a mesh plate is installed in the drying cylinder, and drying agents are filled in meshes of the mesh plate; the dry unit of inner loop includes that a plurality of settings are at the dry subassembly that dispels the damp of dry in dry chamber, the dry subassembly that dispels the damp includes dry package, cutting ferrule and connector link, the connector link is installed on the inner wall of box, and fixed connection cutting ferrule is gone up to the connector link, installs dry package in the cutting ferrule, and dry package detachable installs in the draw-in groove structure of cutting ferrule.

As a further aspect of the present invention: the drying agent filled in the mesh plate is a silica gel drying agent.

As a further aspect of the present invention: the drying bag is filled with a calcium chloride drying agent.

As a further aspect of the present invention: the number of the mesh plates in the drying cylinder is not less than two.

As a further aspect of the present invention: the drying chamber is internally provided with a guide rail matched with the drying cylinder, and the drying cylinder is detachably arranged in the box body through the guide rail.

As a further aspect of the present invention: be equipped with dry cavity seal assembly in the box, dry cavity seal assembly includes apron, No. two apron and No. three apron setting are in the studio both sides, and an apron setting is at the studio top, and an apron, No. two apron and No. three apron covers to be installed on the terminal surface of dry cavity towards the chamber door, apron, No. two apron and No. three apron are all installed on the box through a plurality of spinner detachablelies.

As a further aspect of the present invention: still be equipped with initiative exhaust drying unit in the box, initiative exhaust drying unit includes fan, temperature detect component and automatically controlled door, a plurality of fans are installed through the mounting bracket in the bottom of studio, and the output of fan sets up, and the upper end of box is equipped with the exhaust valve relative with the fan output, installs automatically controlled door on the exhaust valve, still be equipped with the temperature detect component who carries out real-time detection to humidity in the studio in the box, temperature detect component passes through the controller and connects fan and automatically controlled door.

Compared with the prior art, the beneficial effects of the utility model are that: the air inlet and exhaust drying unit is arranged in the air inlet ventilation channel to dry and eliminate damp for the air flow, particularly the air flow entering the box body, so that the entry of damp air is avoided, and a good damp-proof effect is achieved in the air inlet ventilation link; the internal circulation drying unit absorbs moisture in the internal convection environment and converts the moisture into gel, so that an adsorption effect is achieved, and a good drying effect is realized in the internal circulation; and the active exhaust drying unit actively exhausts the damp gas in the working chamber to blow air and eliminate dampness in the working chamber. Through the collaborative work of gas exhaust drying unit, inner loop drying unit and initiative exhaust drying unit, constitute complete cable branch box dampproofing system, effectually carry out drying and dampproofing the dispelling damp to the cable branch box, avoid the influence of moist factor to the cable branch box.

Drawings

Fig. 1 is a schematic structural diagram of a moisture-proof system of a cable branch box.

Fig. 2 is a schematic diagram of a drying chamber seal assembly in a cable breakout box moisture barrier system.

Fig. 3 is a schematic structural diagram of a drying cylinder in a moisture-proof system of a cable branch box.

Wherein: the drying and damp-clearing device comprises a box body 1, a working chamber 2, an electric control door 3, an exhaust valve 4, an inner through hole 5, a drying and damp-clearing component 6, a drying bag 61, a clamping sleeve 62, a connecting buckle 63, a base 7, an outer through hole 8, a drying cylinder 9, an installation frame 10, a fan 11, a humidity detection component 12, a box door 13, a first cover plate 14, a second cover plate 15, a third cover plate 16, a turnbuckle 17, a guide rail 18 and a mesh plate 19.

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.

Example 1:

referring to fig. 1-3, in an embodiment of the present invention, a moisture-proof system for a cable branch box includes a box body 1 disposed on a base 7, a working chamber 2 for installing a cable tapping switching element is disposed in the box body 1, a door-shaped drying chamber is disposed between the working chamber 2 and the box body 1, and an air inlet and exhaust drying unit and an internal circulation drying unit are disposed in the box body 1:

the air inlet and outlet second drying unit comprises a drying cylinder 9, a plurality of outer through holes 8 are formed in the outer side of the box body 1, a plurality of inner through holes 5 communicated with the drying chamber are formed in the two sides and the top of the working chamber 2, the drying cylinder 9 is installed between each outer through hole 8 and the corresponding inner through hole 5, air inlet and air exchange in the working chamber 2 are achieved through the outer through holes 8, the drying cylinder 9 and the corresponding inner through holes 5, smooth internal air flow is guaranteed, a mesh plate 19 is installed in the drying cylinder 9, a silica gel drying agent is filled in meshes of the mesh plate 19, the silica gel drying agent is of a superfine pore network structure, the pores can absorb moisture and retain the moisture through physical attraction force of the pores, and the air inlet and outlet second drying unit has the advantages of high adsorption performance, good thermal stability, stable chemical property, high mechanical strength and the like, and air flow, particularly air flow entering the box body is dried and dehumidified in an air inlet, the damp-proof air exchange device has the advantages that the damp-proof effect is achieved in the air intake and air exchange link;

the internal circulation drying unit comprises a plurality of drying and damp-clearing components 6 arranged in the drying chamber, the drying chamber is communicated with the working chamber 2 through a plurality of inner through holes 5, the temperature of the gas in the working chamber 2 is raised due to the heat generated by the working of electrical elements, the temperature difference of the gas in the drying chamber in the inner through holes 5 is generated, and then realizes the convection circulation with the air in the box body 1 through the inner through hole 5, the drying and damp-clearing component 6 comprises a drying bag 61, a cutting sleeve 62 and a connecting buckle 63, the connecting buckle 63 is arranged on the inner wall of the box body 1, the connecting buckle 63 is fixedly connected with the cutting sleeve 62, the drying bag 61 is arranged in the cutting sleeve 62, the drying bag 61 is detachably arranged in the clamping groove structure of the cutting sleeve 62, the drying bag 61 is preferably a calcium chloride drying agent which is a high-efficiency adsorption material and mainly comprises calcium chloride and gelatinized starch. The water molecules and the calcium chloride are subjected to chemical reaction in a chemical mode, moisture is absorbed from the surrounding environment and is converted into gel, the adsorption effect is achieved, and a good drying effect is achieved in internal circulation.

Specifically, in order to promote the drying effect of mesh plate 19 and silica gel drier to admitting air in drying cylinder 9, two-layer is no less than to the figure of mesh plate 19 in drying cylinder 9, and through the multiple mesh plate 19 that sets up in interval, carry out drying many times to admitting air, promote drying effect.

Specifically, in order to change the drying cylinder 9 conveniently, the drying chamber is internally provided with a guide rail 18 matched with the drying cylinder 9, and the drying cylinder 9 is detachably installed in the box body 1 through the guide rail 18, so that the drying cylinder 9 can be changed regularly.

In addition, still be equipped with on the box 1 with box 1 assorted chamber door 13, be equipped with dry chamber seal assembly in the box 1, dry chamber seal assembly includes apron 14, No. two apron 15 and No. three apron 16 set up in 2 both sides of studio, and No. one apron 14 sets up at 2 tops of studio, and No. one apron 14, No. two apron 15 and No. three apron 16 cover and install on dry chamber towards the terminal surface of chamber door 13 to seal dry chamber, avoid the influence to dry chamber such as the switch of maintenance operation and chamber door 13 in the studio 2. No. one apron 14, No. two apron 15 and No. three apron 16 all install on box 1 through a plurality of spinner 17 detachable, are convenient for change and maintain each subassembly in the dry chamber.

Example 2:

please refer to fig. 1-3, the embodiment of the present invention provides a function upgrade for a moisture-proof system of a cable branch box on the basis of embodiment 1, specifically comprising: the box body 1 is also internally provided with an active exhaust drying unit which comprises a fan 11, a temperature detection assembly 12 and an electric control door 3, the bottom of the working chamber 2 is provided with a plurality of fans 11 through an installation frame 10, the output end of each fan 11 is arranged upwards, the upper end of the box body 1 is provided with an exhaust valve 4 opposite to the output end of each fan 11, the exhaust valve 4 is provided with the electric control door 3, the box body 1 is also internally provided with the temperature detection assembly 12 for detecting the humidity in the working chamber 2 in real time, the temperature detection assembly 12 is connected with the fans 11 and the electric control door 3 through a controller, when the box body works, when the temperature detection assembly 12 detects that the ambient humidity in the working chamber 2 reaches a set value, the humidity damages the work of various electrical components, the electric control door 3 is opened through the controller and the fans 11 work, and the humid gas in the working chamber 2 is discharged through the, blow and dispel the damp in the studio 2, the staff also detects the change to the relevant drying cylinder 9 and the subassembly 6 that dispels the damp of drying by the work reaction of initiative exhaust drying unit.

The utility model discloses a theory of operation is: the box body 1 is provided with an air inlet and exhaust drying unit, an internal circulation drying unit and an active exhaust drying unit: the air inlet exhaust second drying unit comprises a drying cylinder 9, a mesh plate 19 is installed in the drying cylinder 9, silica gel drying agents are filled in meshes of the mesh plate 19, and air flow, particularly air flow entering a box body, is dried and eliminated in an air inlet ventilation channel, so that the entry of damp gas is avoided, and a good damp-proof effect is achieved in an air inlet ventilation link; the dry unit of inside circulation includes that a plurality of settings are at the dry subassembly 6 that dispels the damp of drying in dry chamber, the dry subassembly 6 that dispels the damp includes dry package 61, cutting ferrule 62 and connector link 63, the connector link 63 is installed on the inner wall of box 1, fixed connection cutting ferrule 62 on the connector link 63, installs dry package 61 in the cutting ferrule 62, and dry package 61 detachable installs in the draw-in groove structure of cutting ferrule 62, dry package 61 is preferred to be the calcium chloride drier, and the calcium chloride drier is a high-efficient adsorption material, and the principal ingredients are calcium chloride, starch gum. The water molecules and calcium chloride are chemically reacted in a chemical mode, moisture is absorbed from the surrounding environment and is converted into gel, the adsorption effect is achieved, and a good drying effect is achieved in internal circulation; still be equipped with initiative exhaust drying unit in the box 1, initiative exhaust drying unit includes fan 11, temperature detect subassembly 12 and automatically controlled door 3, at the during operation, when temperature detect subassembly 12 detected 2 interior ambient humidity of studio and reached the setting value, open automatically controlled door 3 and fan 11 work through the controller promptly, through the humid gas of effect discharge studio 2 of blowing, blow and dispel the damp in the studio 2, the staff also detects the change by the work reaction of initiative exhaust drying unit to relevant drying cylinder 9 and dry subassembly 6 that dispels the damp. Through the collaborative work of gas exhaust drying unit, inner loop drying unit and initiative exhaust drying unit, constitute complete cable branch box dampproofing system, effectually carry out drying and dampproofing the dispelling damp to the cable branch box, avoid the influence of moist factor to the cable branch box.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "top", "bottom", "inner", "outer", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, in the description of the present invention, "a plurality" means two or more unless otherwise specified. A feature defined as "first," "second," etc. may explicitly or implicitly include one or more of the feature.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (7)

1. The utility model provides a dampproofing system of cable branch case, includes box (1) of setting on base (7), its characterized in that, be equipped with studio (2) that are used for installing cable shunting adapter element in box (1), be equipped with the dry chamber of door type between studio (2) and box (1), be equipped with air inlet and exhaust drying unit and inside circulation drying unit in box (1):

the air inlet and outlet second drying unit comprises a drying cylinder (9), a plurality of outer through holes (8) are formed in the outer side of the box body (1), a plurality of inner through holes (5) communicated with the drying chamber are formed in the two sides and the top of the working chamber (2), the drying cylinder (9) is installed between each outer through hole (8) and the corresponding inner through hole (5), a mesh plate (19) is installed in the drying cylinder (9), and drying agents are filled in meshes of the mesh plate (19);

the inside circulation drying unit includes that a plurality of settings are at the dry subassembly (6) that dispel the damp of drying in dry chamber, the dry subassembly (6) that dispel the damp includes dry package (61), cutting ferrule (62) and connector link (63), connector link (63) are installed on the inner wall of box (1), fixed connection cutting ferrule (62) on connector link (63), install dry package (61) in cutting ferrule (62), and dry package (61) detachable installs in the draw-in groove structure of cutting ferrule (62).

2. The cable branch box moisture protection system according to claim 1, wherein the desiccant filled in the mesh plate (19) is silica gel desiccant.

3. The cable breakout box moisture protection system according to claim 1, wherein the desiccant packet (61) is a calcium chloride desiccant.

4. The cable breakout box moisture protection system according to claim 1, wherein the number of mesh sheets (19) in the drying cylinder (9) is not less than two.

5. The moisture-proof system for the cable branch box according to claim 1, wherein a guide rail (18) matched with the drying cylinder (9) is arranged in the drying chamber, and the drying cylinder (9) is detachably arranged in the box body (1) through the guide rail (18).

6. The moisture-proof system for the cable branch box according to claim 1, wherein a drying chamber sealing assembly is arranged in the box body (1), the drying chamber sealing assembly comprises a first cover plate (14), a second cover plate (15) and a third cover plate (16), the second cover plate (15) and the third cover plate (16) are arranged on two sides of the working chamber (2), the first cover plate (14) is arranged at the top of the working chamber (2), the first cover plate (14), the second cover plate (15) and the third cover plate (16) are covered and installed on the end face, facing the box door (13), of the drying chamber, and the first cover plate (14), the second cover plate (15) and the third cover plate (16) are detachably installed on the box body (1) through a plurality of turnbuckles (17).

7. The moisture-proof system for the cable branch box according to claim 1, wherein an active exhaust drying unit is further arranged in the box body (1), the active exhaust drying unit comprises a fan (11), a temperature detection assembly (12) and an electric control door (3), the plurality of fans (11) are mounted at the bottom of the working chamber (2) through a mounting frame (10), the output end of each fan (11) is arranged upwards, an exhaust valve (4) opposite to the output end of each fan (11) is arranged at the upper end of the box body (1), the electric control door (3) is mounted on each exhaust valve (4), the temperature detection assembly (12) for detecting the humidity in the working chamber (2) in real time is further arranged in the box body (1), and the temperature detection assembly (12) is connected with the fans (11) and the electric control door (3) through a controller.

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