CN208596870U - A kind of water-tight device for power distribution cabinet - Google Patents

Abstract

The utility model discloses a kind of water-tight devices for power distribution cabinet, including main cabinet, air intake casing and support frame, the both side surface of the main cabinet is all equipped with detection shell, the air inlet end surfaces of the air intake casing are equipped with air permeable waterproof plate, the first waterproof shell is welded at the top of the air intake casing, the inside of support frame as described above is equipped with water blocking rack, the inside of the water blocking rack is equipped with radiating shell, the outlet top end surface of the radiating shell is welded with limit sliding chutes, the surface of the limit sliding chutes, which is mounted, removable cover, the second waterproof shell is installed inside the water blocking rack of the radiating shell side, the inside of second waterproof shell is equipped with screw motor, machine cap is installed at the top of support frame as described above.The utility model is by being provided with a series of structure, so that the device while not influencing power distribution cabinet heat dissipation ventilation, realizes whole waterproofing protection, and has self unlatching and sealing function.

Description

A kind of water-tight device for power distribution cabinet

Technical field

The utility model relates to power safety technique field, specially a kind of water-tight device for power distribution cabinet.

Background technique

Power distribution cabinet is that switchgear, measuring instrumentss, protection electric appliance and ancillary equipment are assembled in envelope by electrical wiring requirement Close or semiclosed metal safe in or screen width on, constitute low-voltage distribution equipment, be all electricity consumers in some region it is total circuit distribution Bin is often installed in outdoor environment according to reasons, power distribution cabinets such as circuit-line distributions, and outdoor environment is severe, is meeting with In the case where meeting rain and snow weather, rainwater is easy to penetrate into inside power distribution cabinet, and for the infiltration of anti-water-stop body, power supply company is in design distribution The leakproofness of power distribution cabinet entirety is often considered when cabinet, to realize waterproof effect, only the strong power distribution cabinet of leakproofness is not often allowed Easy heat radiation, power distribution cabinet radiate amount of heat at work, and heat can not distribute, and inside forms high temperature and can cause in performance to circuit Influence, even short circuit or fire mode, in actual use, under especially southern thunderstorm weather, power distribution cabinet Surrounding is easy to happen waterlogging, or even is flooded by water body, and for common power distribution cabinet, water-tight device design is unreasonable, and water body is not It is evitable to enter inside power distribution cabinet, cause serious destruction.

Utility model content

The purpose of this utility model is to provide a kind of water-tight devices for power distribution cabinet, to solve in above-mentioned background technique The problem of proposition.

To achieve the above object, the utility model provides the following technical solutions: a kind of water-tight device for power distribution cabinet, packet Main cabinet, air intake casing and support frame are included, the surface of the main cabinet is equipped with sealing door body by hinge, the main cabinet Both side surface is all equipped with detection shell, and the inside for detecting shell is equipped with level sensor, below the detection shell One side surface of main cabinet is equipped with air intake casing, and the air inlet end surfaces of the air intake casing are equipped with air permeable waterproof plate, it is described into It is welded with the first waterproof shell at the top of gas shell, support frame, the inside of support frame as described above are installed at the top of the main cabinet Water blocking rack is installed, the inside of the water blocking rack is equipped with radiating shell, and radiating shell extends to the inside of main cabinet, The outlet top end surface of the radiating shell is welded with limit sliding chutes, and the surface of the limit sliding chutes, which is mounted, removable cover Plate is equipped with the second waterproof shell, the inside peace of second waterproof shell inside the water blocking rack of the radiating shell side Equipped with screw motor, and single-chip microcontroller is installed inside the second waterproof shell of screw motor side, the screw motor output shaft Surface is equipped with ball-screw, and ball-screw extends to above removable cover, and the surface of the ball-screw is equipped with screw thread Sliding block, and thread slider is fixedly connected with removable cover surface, and machine cap is equipped at the top of support frame as described above.

Preferably, the removable cover and the gap location of limit sliding chutes are equipped with waterproof apron.

Preferably, the surface of support frame as described above is provided with ventilation opening, and the surface of ventilation opening be equipped with by bolt it is dust-proof Net.

Preferably, the inside of the air intake casing is equipped with switch valve block, switchs and is equipped with bullet at the marginal surface of valve block Property cushion rubber, the inside of the second waterproof shell is equipped with switching motor, and the output shaft of switching motor extends to inside air intake casing It is connect with switch valve block.

Preferably, the main cabinet top between support frame as described above and water blocking rack is provided with sluicing through-hole, and sluicing through-hole Extending to main cabinet both side surface obliquely, the inside of sluicing through-hole is equipped with hard sealing rubber ring, and hard sealing rubber ring Bottom end is equipped with elastomeric cap by spring.

Compared with prior art, the utility model has the beneficial effects that the water-tight device for being used for power distribution cabinet passes through installation Have machine cap, can to the top of the device carry out dustproof and waterproof protection, and in rain and snow under, rainwater is guided, is passed through Be provided with ventilation opening, can frame internal heat dissipating easy to support while, surface is equipped with Air Filter, can prevent external dust enter should Inside device, by being equipped with water blocking rack, the water body entered inside the device from ventilation opening can be blocked, and drawn Under guiding, by being equipped with sluicing through-hole, the water body under water blocking rack blocks can be discharged outside the device, and by being equipped with bullet Property lid and hard sealing rubber ring the one-way conduction effect, it can be achieved that sluicing through-hole is used in combination, prevent outside body of water logical through sluicing Hole enters in the device, by being equipped with ball-screw, can be acted on down by screw motor, and removable cover is driven to carry out left and right shifting It is dynamic, realize the unlatching and closure effect of radiating shell, convenient for the realization with water-proof function of radiating, by being equipped with waterproof apron, The sealing effect between removable cover and limit sliding chutes can be achieved, realize water-proof function, by being equipped with switching motor, and and open It closes valve block to be used in combination, the air inlet cavity inside air intake casing can be opened or be sealed, convenient for carrying out waterproof to its inside Operation.

Detailed description of the invention

Fig. 1 is the overall structure diagram of the utility model；

Fig. 2 is the machine cap internal structure chart of the utility model；

Fig. 3 is the air intake casing schematic diagram of internal structure of the utility model；

Fig. 4 is the removable cover structural schematic diagram of the utility model.

In figure: 1, detecting shell；2, main cabinet；3, machine cap；4, air permeable waterproof plate；5, air intake casing；501, elastic gum Circle；502, valve block is switched；6, the first waterproof shell；601, switching motor；7, door body is sealed；8, support frame；9, sluicing through-hole； 10, hard sealing rubber ring；11, water blocking rack；12, ventilation opening；13, level sensor；14, elastomeric cap；15, radiating shell；16, Second waterproof shell；17, screw motor；18, ball-screw；19, limit sliding chutes；20, removable cover；21, thread slider；22, Waterproof apron.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

In the description of the present invention, it should be noted that term " on ", "lower", "inner", "outside" " front end ", " after The orientation or positional relationship of the instructions such as end ", " both ends ", " one end ", " other end " is that orientation based on the figure or position are closed System, is merely for convenience of describing the present invention and simplifying the description, rather than the device or element of indication or suggestion meaning are necessary It with specific orientation, is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, Term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.

In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified Dress ", " being provided with ", " connection " etc., shall be understood in a broad sense, such as " connection ", may be a fixed connection, be also possible to detachably connect It connects, or is integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, intermediate matchmaker can also be passed through Jie is indirectly connected, and can be the connection inside two elements.It for the ordinary skill in the art, can be with concrete condition Understand the concrete meaning of above-mentioned term in the present invention.

Fig. 1-4 is please referred to, a kind of embodiment provided by the utility model: a kind of water-tight device for power distribution cabinet, including Main cabinet 2, air intake casing 5 and support frame 8, before use, main cabinet 2 as power distribution cabinet entirety use, and to the device into Row is correctly fixedly mounted, and connects external power supply, and the surface of main cabinet 2 is equipped with sealing door body 7 by hinge, seals door body 7 Water-proof strip is installed in the gap location with main cabinet 2, the sealing effect of water proof and dust proof, main cabinet can be carried out to the surface of main cabinet 2 The both side surface of body 2 is all welded with detection shell 1, has the function of detecting water body, in power distribution cabinet normal use, inside needs When carrying out perflation ventilation, 2 one side surface of main cabinet of detection shell 1 lower section is welded with air intake casing 5,5 inside of air intake casing with Main cabinet 2 is connected, and the air inlet end surfaces of air intake casing 5 are equipped with air permeable waterproof plate 4 by screw, and 4 surface of air permeable waterproof plate is A thin layer of Waterproof cotton has certain waterproofness, outside air can be after air permeable waterproof plate 4 while having air permeability effect Enter inside main cabinet 2 from air intake casing 5, the top of air intake casing 5 is welded with the first waterproof shell 6, has waterproof and fixation Function, the top of main cabinet 2 are welded with support frame 8, can transmit support force, and the top of support frame 8 is welded with machine cap 3, and machine Top cover 3 extends downwardly, and certain package is carried out to support frame 8, under normal circumstances, can carry out water proof and dust proof to the device top Protection, when meeting with biggish rainwater weather, rainwater can pass through 3 bottom end of machine cap enter inside support frame 8, support frame 8 it is interior Portion is welded with water blocking rack 11, and the mesh of water blocking rack 11 is smaller, and certain occlusion effect, water blocking rack 11 can be played to rainwater Interior welds have radiating shell 15, and radiating shell 15 extends to the inside of main cabinet 2, more due to being equipped with inside power distribution cabinet A electric appliance component often generates a large amount of heat when in use, need to be guided heat by radiating shell 15, and realize Internal ventilation ventilation effect, the outlet top end surface of radiating shell 15 are welded with limit sliding chutes 19, have the mobile function of limit Can, the surface of limit sliding chutes 19, which is mounted, removable cover 20, and removable cover 20 can be under the effect of external force in limit sliding chutes 19 surfaces are moved, and are sealed to gas outlet, realize that waterproofing protection need to open air inlet in radiation processes It opens, 11 interior welds of water blocking rack of 15 side of radiating shell have the second waterproof shell 16, and the inside of the second waterproof shell 16 is logical It crosses bolt and screw motor 17 is installed, the model of this screw motor 17 is chosen as YE2-112M motor, can be powered by external power supply In the case where, turning moment is generated, single-chip microcontroller, practical monolithic are installed inside the second waterproof shell 16 of 17 side of screw motor Machine realizes control by being electrically connected inside conducting wire and screw motor 17,16 inside of the second waterproof shell and detection shell 1 The inside of effect processed, detection shell 1 is equipped with level sensor 13 by bolt, liquid level sensor is similar to, when experience is risen Etc. natural calamities when, level sensor 13 can incude external liquid level situation of change, and liquid level variation is integrated into current information Single-chip microcontroller is passed to by conducting wire, is handled by single-chip microcontroller, subsequent start-up screw motor 17,17 output shaft surface of screw motor There is ball-screw 18 by pin shaft, and ball-screw 18 extends to 20 top of removable cover, can transmit the generation of screw motor 17 Turning moment, realizes synchronous rotates effe, and the surface of ball-screw 18 is equipped with thread slider 21, and screw thread by threaded body Sliding block 21 is fixedly connected with 20 surface of removable cover, since ball-screw 18 is connect with thread slider 21 by threaded body, is being rolled Thread slider 21 when ballscrew 18 rotates thereon moves along a straight line, and removable cover 20 is pushed to be moved, and realizes to heat dissipation The sealing effect on 15 top of shell, anti-water-stop body enter inside power distribution cabinet through radiating shell 15.

Further, removable cover 20 and the gap location of limit sliding chutes 19 are equipped with waterproof apron 22.In embodiment, match at this When electric cabinet is integrally corroded by water body, waterproof apron 22 can be sealed removable cover 20 and the gap of limit sliding chutes 19, keep away Exempt from water body to enter inside main cabinet 2 from gap location.

Further, the surface of support frame 8 is provided with ventilation opening 12, and the surface of ventilation opening 12 be equipped with by bolt it is dust-proof Net.In embodiment, in the distribution cabinet heat radiation, hot-air can be discharged outside the device through ventilation opening 12, and outside air entrance should When inside device, Air Filter can be filtered dust in air, avoid dust accumulation portion in the device.

Further, the inside of air intake casing 5 is equipped with switch valve block 502 by rotary shaft, and switch valve block 502 is ellipse Shape, and full-size is slightly less than 5 internal diameter of air intake casing, switchs and is mounted by means of screws with bullet at the marginal surface of valve block 502 Property cushion rubber 501, the inside of the first waterproof shell 6 is equipped with switching motor 601, and the output shaft of switching motor 601 by bolt It extends to 5 inside of air intake casing to connect with switch valve block 502, switching motor 601 passes through inside conducting wire and the first waterproof shell 6 Single-chip microcontroller is electrically connected.List in embodiment, when 2 entirety of main cabinet is by rain erosion, inside the first waterproof shell 6 Piece machine is controllable to start switch motor 601, and the model of switching motor 601 is chosen as Y2-711-2 motor, and switching motor 601 rotates Switch valve block 502 is driven, switch valve block 502 is similar to the blade in valve, can change indirectly air intake casing 5 in rotary course Internal diameter, convenient for gas import or directly close air intake casing 5, realization air intake casing 5 waterproof effect, due to flexible rubber ring 501 elasticity are larger, can realize sealing effect with 5 inside-wall surface contact of air intake casing.

Further, 2 top of main cabinet between support frame 8 and water blocking rack 11 is provided with sluicing through-hole 9, and sluicing through-hole 9 extend to 2 both side surface of main cabinet obliquely, and the inside of sluicing through-hole 9 is fixedly installed with hard sealing rubber ring 10, and hard is close The bottom end of sealing rubber ring 10 is equipped with elastomeric cap 14 by spring.In embodiment, sluicing through-hole 9 can be by support frame 8 and water blocking rack Water body between 11 is drained, and water body is affected by gravity the elastic force for overcoming 14 upper spring of elastomeric cap, thus opens elastomeric cap 14 Water body is discharged outside the device, when external water body is internal into its through 9 bottom end of sluicing through-hole, even if water body can overcome spring Elastic force, can the top of elastomeric cap 14 blocked by hard sealing rubber ring 10, and the two forms sealing, can anti-water-stop body enter.

It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting Related claim.

Claims (5)

1. a kind of water-tight device for power distribution cabinet, including main cabinet (2), air intake casing (5) and support frame (8), feature exists In: the surface of the main cabinet (2) is equipped with sealing door body (7) by hinge, and the both side surface of the main cabinet (2) is all installed Have detection shell (1), and the inside for detecting shell (1) is equipped with level sensor (13), the master below detection shell (1) (2) one side surface of cabinet body is equipped with air intake casing (5), and the air inlet end surfaces of the air intake casing (5) are equipped with air permeable waterproof plate (4), it is welded with the first waterproof shell (6) at the top of the air intake casing (5), support is installed at the top of the main cabinet (2) Frame (8), the inside of support frame as described above (8) are equipped with water blocking rack (11), and the inside of the water blocking rack (11) is equipped with heat dissipation Shell (15), and radiating shell (15) extends to the inside of main cabinet (2), the outlet top end surface weldering of the radiating shell (15) It is connected to limit sliding chutes (19), the surface of the limit sliding chutes (19), which is mounted, removable cover (20), the radiating shell (15) it is equipped with the second waterproof shell (16) inside the water blocking rack (11) of side, the inside peace of second waterproof shell (16) Single-chip microcontroller, the spiral shell are installed equipped with screw motor (17), and inside second waterproof shell (16) of screw motor (17) side Rotation motor (17) output shaft surface is equipped with ball-screw (18), and ball-screw (18) extends to above removable cover (20), The surface of the ball-screw (18) is equipped with thread slider (21), and thread slider (21) is fixed with removable cover (20) surface It connects, machine cap (3) is installed at the top of support frame as described above (8).

2. a kind of water-tight device for power distribution cabinet according to claim 1, it is characterised in that: the removable cover (20) Waterproof apron (22) are installed with the gap location of limit sliding chutes (19).

3. a kind of water-tight device for power distribution cabinet according to claim 1, it is characterised in that: support frame as described above (8) Surface is provided with ventilation opening (12), and the surface of ventilation opening (12) is equipped with Air Filter by bolt.

4. a kind of water-tight device for power distribution cabinet according to claim 1, it is characterised in that: the air intake casing (5) Inside switch valve block (502) is installed, switch and be equipped with flexible rubber ring (501) at the marginal surface of valve block (502), first is anti- The inside of water hull body (6) is equipped with switching motor (601), and the output shaft of switching motor (601) extends in air intake casing (5) Portion is connect with switch valve block (502).

5. a kind of water-tight device for power distribution cabinet according to claim 1, it is characterised in that: support frame as described above (8) with Main cabinet (2) top between water blocking rack (11) is provided with sluicing through-hole (9), and sluicing through-hole (9) extends to master obliquely Cabinet body (2) both side surface, the inside of sluicing through-hole (9) are equipped with hard sealing rubber ring (10), and hard sealing rubber ring (10) Bottom end is equipped with elastomeric cap (14) by spring.