CN212366544U

CN212366544U - Emergency lighting centralized power supply case

Info

Publication number: CN212366544U
Application number: CN202021008815.1U
Authority: CN
Inventors: 胡广江
Original assignee: SHENZHEN HEGUANG MEASUREMENT CONTROL TECHNOLOGY CO LTD
Current assignee: SHENZHEN HEGUANG MEASUREMENT CONTROL TECHNOLOGY CO LTD
Priority date: 2020-06-04
Filing date: 2020-06-04
Publication date: 2021-01-15
Anticipated expiration: 2030-06-04

Abstract

The utility model belongs to the technical field of electronic box equipment, especially, relate to an emergency lighting centralized power supply machine case, include: the backplate, closing cap board and a plurality of curb plate, a plurality of curb plate end to end, the one end side sealing connection of end to end's curb plate in the backplate, the sealed closing cap of closing cap board is in the one end side of end to end's curb plate, the backplate, closing cap board and a plurality of curb plate enclose and close formation assembly space, wherein, at least one curb plate is opened has at least one assembly through-hole, the assembly through-hole is linked together with assembly space, the sealed ventilator cap that is equipped with of assembly through-hole, the ventilator cap includes body and waterproof ventilative rete, the body is equipped with the air vent, assembly space passes through air vent and external intercommunication, the one end of keeping away from assembly space of air vent is equipped with. By the technical scheme, the problem that the dustproof and waterproof performance and the air permeability of the conventional power supply case cannot be combined is solved.

Description

Emergency lighting centralized power supply case

Technical Field

The utility model belongs to the technical field of electronic box equipment, especially, relate to an emergency lighting centralized power supply machine case.

Background

At present, most of cases with protection grades meeting IP65(IP represents the protection grade; 6 is for completely preventing invasion of foreign objects and dust; 5 is for preventing invasion of sprayed water, namely, low-pressure water spraying lasting at least 3 minutes) adopt sealing structures and various sealing strips to realize the sealing performance of the interior of the case because the dust prevention aspect is to completely prevent dust from entering and the waterproof aspect is to realize low-pressure spraying at any angle without influence. The maintenance-free lead-acid storage battery can release a small amount of sulfuric acid gas in the charging and discharging and normal working processes, and the potential safety hazard is very large along with the accumulation of the sulfuric acid gas in a completely sealed case, and even the risk of explosion can be caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an emergency lighting centralized power supply machine case aims at solving the dustproof and waterproof performance that current power supply machine case exists and the problem that air permeability can't have concurrently.

In order to achieve the above object, the utility model adopts the following technical scheme: an emergency lighting centralized power supply cabinet, comprising: the backplate, closing cap board and a plurality of curb plate, a plurality of curb plate end to end, the one end side sealing connection of end to end's curb plate in the backplate, the sealed closing cap of closing cap board is in the one end side of end to end's curb plate, the backplate, closing cap board and a plurality of curb plate enclose and close formation assembly space, wherein, at least one curb plate is opened has at least one assembly through-hole, the assembly through-hole is linked together with assembly space, the sealed ventilator cap that is equipped with of assembly through-hole, the ventilator cap includes body and waterproof ventilative rete, the body is equipped with the air vent, assembly space passes through air vent and external intercommunication, the one end of keeping away from assembly space of air vent is equipped with.

Optionally, the number of the side plates is four, the four side plates, the back plate and the cover sealing plate are enclosed to form a rectangular box body, the four side plates are respectively a top wall, a bottom wall, a first side wall and a second side wall of the rectangular box body, the first side wall and the second side wall are respectively provided with at least one assembling through hole, and each assembling through hole is assembled with a ventilation cap.

Optionally, a first sealing strip is arranged in a gap at a connecting seam between the side plate and the back plate.

Optionally, a side of the cover plate is provided with a door hanger, the first side wall or the second side wall is provided with a matching seat, the door hanger is rotatably connected to the matching seat, the other side of the cover plate, which is opposite to the side provided with the door hanger, is provided with a locking member, and one corresponding side plate is provided with a locking matching seat locked with the locking member in a matching manner.

Optionally, a second sealing strip is arranged at a connecting gap between the side plate and the cover plate, wherein the second sealing strip is connected to the cover plate, and the edge of the cover plate and the corresponding side plate press the second sealing strip to form a sealing assembly.

Optionally, the emergency lighting centralized power supply chassis further comprises an inner partition plate, the inner partition plate is connected to the back plate, two ends of the inner partition plate extend to the first side wall and the second side wall respectively, the inner partition plate partitions an assembly space into a first space and a second space, the first space is provided with a lead-acid battery pack, the lead-acid battery pack is connected to the bottom wall, the second space is provided with an electrical component, the electrical component is connected to the back plate, and the electrical component is electrically connected with the lead-acid battery pack; the top wall is provided with at least one cable hole, the conductive cable led out from the electrical assembly penetrates out of the cable hole, and the outer wall of the conductive cable and the hole wall of the cable hole are arranged in a sealing mode.

Optionally, the diapire is equipped with the battery mount, and the spacing installation of lead-acid batteries group is in the battery mount.

Optionally, the ventilator cap still includes shelters from the lid, shelters from the lid and connects in the tip of body through a plurality of spliced poles, and a plurality of spliced pole intervals set up, shelter from the tip interval setting of lid and body, shelter from the lid just to the export of air duct, and this exit sets up waterproof ventilative rete.

Optionally, the outer wall of the body is provided with a first thread, the hole wall of the assembling through hole is provided with a second thread, and the first thread is in sealing threaded connection with the second thread.

Optionally, the body is sleeved with a sealing ring, and when the first thread is in threaded connection with the second thread in a sealing manner, the sealing ring is squeezed between the head of the body and the side plate.

The utility model discloses following beneficial effect has at least:

through the backplate, the closure flap board and a plurality of curb plate enclose to close and form inclosed assembly space, and through at least assembling a ventilator cap on the curb plate, because adopted in the ventilator cap and can breathe freely but have the waterproof ventilative rete of hydrophobicity, make this emergency lighting centralized power supply machine case can realize dustproof, waterproof protection, make power supply machine case compatible dustproof waterproof performance and air permeability simultaneously, so, the sulphuric acid gas of lead-acid batteries group release just can be released to the external world through the ventilator cap in charge-discharge and working process and can not amass in the assembly space, the potential safety hazard in the power supply machine case use has been eliminated.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.

Fig. 1 is a schematic perspective view of an emergency lighting centralized power supply chassis according to an embodiment of the present invention;

fig. 2 is a front view of an emergency lighting centralized power supply cabinet according to an embodiment of the present invention;

FIG. 3 is a left side view of FIG. 2;

FIG. 4 is a top view of FIG. 2;

fig. 5 is a front view of an assembly structure between a ventilator cap and a sealing ring of a ventilator cap in an emergency lighting centralized power supply chassis according to an embodiment of the present invention;

fig. 6 is a partial cross-sectional view of a ventilator cap of an emergency lighting centralized power supply chassis according to an embodiment of the present invention.

Wherein, in the figures, the respective reference numerals:

10. a back plate; 20. sealing the cover plate; 21. a door hanger; 22. a locking member; 30. a side plate; 31. assembling the through hole; 32. a mating seat; 33. a cable hole; 34. a battery holder; 35. hanging a lug; 40. a ventilator cap; 41. a body; 411. an air duct; 412. a first thread; 413. a seal ring; 42. a waterproof breathable film layer; 43. a shielding cover; 431. connecting columns; 50. a second seal strip; 60. an inner partition plate; 71. a lead-acid battery pack; 72. an electrical component; 721. a force button; 722. a weak current power supply; 723. a fuse; 724. an air switch; 725. a wire slot; 726. an electronic control box.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely 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 thus, 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, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

As shown in fig. 1 to 6, the utility model provides an emergency lighting centralized power supply case, the lead-acid battery group is installed in this power supply case and power is supplied to outside emergency lighting etc.. In this embodiment, this emergency lighting centralized power supply chassis includes backplate 10, closing cap board 20 and a plurality of curb plate 30, a plurality of curb plates 30 end to end, the sealed connection in backplate 10 of one end side of the curb plate 30 end to end, closing cap board 20 sealed the closing cap in the one end side of the curb plate 30 end to end, backplate 10, closing cap board 20 and a plurality of curb plate 30 enclose and close and form assembly space, that is to say, backplate 10, closing cap board 20 and a plurality of curb plate 30 constitute the power supply chassis of keeping apart with the external world. And at least one side plate 30 is provided with at least one assembling through hole 31, the assembling through hole 31 is communicated with the assembling space, the ventilating cap 40 is assembled in a sealing way through the assembling through hole 31, the ventilating cap 40 comprises a body 41 and a waterproof ventilating film layer 42, the waterproof ventilating film layer 42 has a water repellent property, and the waterproof ventilating film layer 42 can penetrate through air, so that the air flow exchange between the assembling space and the external environment is realized. The body 41 of the cowl 40 is provided with the air duct 411, the assembly space is communicated with the outside through the air duct 411, and one end of the air duct 411, which is far away from the assembly space, is provided with the waterproof and breathable film layer 42, so that water flowing into the assembly space to damage the electrical component 72 can be prevented by the water repellency of the waterproof and breathable film layer 42 no matter from which direction the water is sprayed, and the gas in the assembly space and the gas in the outside can be exchanged through the waterproof and breathable film layer 42.

The lead-acid battery pack 71 is arranged by applying the emergency lighting centralized power supply case provided by the utility model to supply power for the outdoor or indoor emergency lighting lamp, a closed assembly space is formed by enclosing the back panel 10, the cover panel 20 and the plurality of side panels 30, and by assembling at least one ventilation cap 40 on the side panels 30, because the ventilating hood 40 adopts the waterproof ventilating film layer 42 which can ventilate but has water repellency, the case of the emergency lighting centralized power supply can realize dustproof and waterproof protection, and the protection level of IP65 is reached, so that the power supply case can be compatible with dustproof and waterproof performance and air permeability simultaneously, therefore, sulfuric acid gas released by the lead-acid battery pack 71 in the charging, discharging and working processes can be released to the outside through the ventilating cap 40 without accumulating in an assembly space, and potential safety hazards in the use process of the power supply case are eliminated.

In this embodiment, the number of the side plates 30 is four, four side plates 30, the back plate 10 and the cover plate 20 enclose to form a rectangular box body, and four side plates 30 are respectively a top wall, a bottom wall, a first side wall and a second side wall of the rectangular box body (of course, the number of the side plates 30 may also be 3, 5, 6 or more, so as to enclose with the back plate 10 and the cover plate 20 to form other polygonal box bodies, or the side plates 30 enclose to form a circle, so as to enclose with the back plate 10 and the cover plate 20 to form an oblate box body). In the power supply case of the rectangular case, the first side wall and the second side wall are respectively provided with at least one assembling through hole 31, in this embodiment, preferably, the first side wall is provided with 2 assembling through holes 31, the second side wall is also provided with 2 assembling through holes 31, and the 2 assembling through holes 31 of the second side wall are arranged opposite to the 2 assembling through holes 31 of the first side wall, and each assembling through hole 31 is provided with a ventilator cap 40. In order to achieve a good airtight dustproof and waterproof effect, a first sealing strip (not shown) is disposed at a joint gap between the side plate 30 and the back plate 10, and a second sealing strip 50 is disposed at a joint gap between the side plate 30 and the cover plate 20, wherein the second sealing strip 50 is connected to the cover plate 20, and an edge of the cover plate 20 and the corresponding side plate 30 press the second sealing strip 50 to form a sealing assembly.

As shown in fig. 1, a door hanging lug 21 is disposed on one side of the cover plate 20, a mating seat 32 is disposed on the first side wall or the second side wall, the door hanging lug 21 is rotatably connected to the mating seat 32, and the cover plate 20 is a door that can be opened and closed by turning around a single longitudinal side. The other side of the cover plate 20 opposite to the side provided with the door hanger 21 is provided with a locking piece 22, and the corresponding side plate 30 is provided with a locking matching seat (not shown) matched and locked with the locking piece 22. Thus, after the cover plate 20 is closed, the locking member 22 is connected with the locking mating seat, and at this time, the second sealing strip 50 is pressed between the edge of the cover plate 20 and the side plate 30 to form a sealing connection; after the locking member 22 and the locking mating seat are unlocked, and the cover plate 20 is opened, the second sealing strip 50 returns to the original state under the action of the elastic force of the second sealing strip.

Further, the emergency lighting centralized power supply chassis further includes an inner partition plate 60, the inner partition plate 60 is connected to the back panel 10, two ends of the inner partition plate 60 respectively extend to the first side wall and the second side wall, the inner partition plate 60 divides the assembly space into a first space (not shown) and a second space (not shown), the lead-acid battery pack 71 is installed in the first space, the lead-acid battery pack 71 is connected to the bottom wall, the electrical component 72 is installed in the second space, the electrical component 72 is connected to the back panel 10, and the electrical component 72 is electrically connected to the lead-acid battery pack 71. And, the roof is opened there is at least one cable hole 33, the electric conduction cable that the electric assembly 72 draws forth is worn out by cable hole 33, and seal setting between the pore wall of cable hole 33 and the outer wall of electric conduction cable to prevent that dust, water from oozing into the fitting space and damaging electric assembly 72.

In this embodiment, electrical components 72 include a force button 721, a low current power source 722, a fuse 723, an air switch 724, a wire chase 725, and an electrical control box 726. The charge-discharge function and the normal operation function of the lead-acid battery pack 71 are cut off by operating the force button 721, and the fuse 723 protects the current and the voltage of the whole power transmission line; the conductive wires in the fitting space are arranged through the wire slots 725 and can be led out of the wire slots 725 and come out of the cable holes 33.

The bottom wall is provided with a battery fixing frame 34, and the lead-acid battery pack 71 is limited and arranged on the battery fixing frame 34. After the electrical components 72 are assembled into the assembly space and the cover panel 20 is closed, the power supply case is integrally assembled to the wall surface by the hanging lugs 35 provided at the four corners of the rectangular case.

As shown in fig. 5 and 6, the ventilator cap 40 of the present embodiment further includes a shielding cover 43, the shielding cover 43 is connected to the end portion of the body 41 through a plurality of connecting posts 431, the connecting posts 431 are arranged at intervals, the shielding cover 43 is arranged at intervals with the end portion of the body 41, the shielding cover 43 faces the outlet of the air duct 411, and the waterproof breathable film layer 42 is arranged at the outlet, so that the shielding cover 43 can protect the waterproof breathable film layer 42 in the front direction, and prevent a sharp object from puncturing and damaging the waterproof breathable film layer 42. The outer wall of the body 41 is provided with a first thread 412, the hole wall of the assembling through hole 31 is provided with a second thread, and the first thread 412 is in sealing threaded connection with the second thread. In order to further ensure the sealing connection between the ventilator cap 40 and the assembly through hole 31, the body 41 of the ventilator cap 40 is sleeved with a sealing ring 413, and after the first thread 412 and the second thread are screwed in a sealing manner, the sealing ring 413 is squeezed between the head of the body 41 and the side plate 30. In this embodiment, the waterproof breathable film layer 42 is preferably a polytetrafluoroethylene film.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. An emergency lighting centralized power supply cabinet, comprising: a back plate (10), a cover plate (20) and a plurality of side plates (30), wherein the side plates (30) are connected end to end, one end side of the side plates (30) is connected with the back plate (10) in an end to end manner, the cover plate (20) is sealed and covered on one end side of the side plates (30) connected end to end manner, the back plate (10), the cover plate (20) and the side plates (30) are enclosed to form an assembly space, wherein at least one side plate (30) is provided with at least one assembly through hole (31), the assembly through hole (31) is communicated with the assembly space, the assembly through hole (31) is hermetically assembled with a ventilator cap (40), the ventilator cap (40) comprises a body (41) and a waterproof breathable film layer (42), the body (41) is provided with a vent passage (411), and the assembly space is communicated with the outside through the vent passage (411), and one end of the air duct (411) far away from the assembly space is provided with a waterproof breathable film layer (42).

2. The case of emergency lighting centralized power supply according to claim 1, wherein the number of the side plates (30) is four, four side plates (30), the back plate (10) and the cover plate (20) enclose to form a rectangular box body, the four side plates (30) are respectively a top wall, a bottom wall, a first side wall and a second side wall of the rectangular box body, the first side wall and the second side wall are respectively provided with at least one assembling through hole (31), and each assembling through hole (31) is assembled with the ventilation cap (40).

3. The emergency lighting concentrated power cabinet according to claim 1 or 2, characterized in that a first sealing strip is arranged at a connecting seam between the side plate (30) and the back plate (10).

4. The case of emergency lighting centralized power supply according to claim 2, wherein a door hanger (21) is provided on one side of the cover plate (20), a mating seat (32) is provided on the first side wall or the second side wall, the door hanger (21) is rotatably connected to the mating seat (32), a locking member (22) is provided on the other side of the cover plate (20) opposite to the side provided with the door hanger (21), and a locking mating seat for mating and locking with the locking member (22) is provided on the corresponding one of the side plates (30).

5. The emergency lighting concentrated power cabinet according to claim 4, characterized in that a second sealing strip (50) is arranged at a connecting gap between the side plate (30) and the cover plate (20), wherein the second sealing strip (50) is connected to the cover plate (20), and an edge of the cover plate (20) and the corresponding side plate (30) press the second sealing strip (50) to form a sealing assembly.

6. The emergency lighting centralized power supply cabinet of claim 2,

the emergency lighting centralized power supply cabinet further comprises an inner partition plate (60), the inner partition plate (60) is connected to the back plate (10), two ends of the inner partition plate (60) respectively extend to the first side wall and the second side wall, the inner partition plate (60) divides the assembly space into a first space and a second space, the first space is provided with a lead-acid battery pack (71), the lead-acid battery pack (71) is connected to the bottom wall, the second space is provided with an electrical component (72), the electrical component (72) is connected to the back plate (10), and the electrical component (72) is electrically connected with the lead-acid battery pack (71);

the top wall is provided with at least one cable hole (33), the conductive cable led out from the electrical assembly (72) penetrates out of the cable hole (33), and the outer wall of the conductive cable and the hole wall of the cable hole (33) are arranged in a sealing mode.

7. The case of emergency lighting centralized power supply according to claim 6, characterized in that the bottom wall is provided with a battery holder (34), and the lead-acid battery pack (71) is mounted in a limiting manner on the battery holder (34).

8. The emergency lighting centralized power supply cabinet according to claim 1, wherein the ventilator cap (40) further comprises a shielding cover (43), the shielding cover (43) is connected to the end of the body (41) through a plurality of connecting columns (431), the connecting columns (431) are arranged at intervals, the shielding cover (43) is arranged at intervals with the end of the body (41), the shielding cover (43) faces an outlet of the air duct (411), and the outlet is provided with the waterproof breathable film layer (42).

9. The case according to claim 1 or 8, characterized in that the outer wall of the body (41) is provided with a first thread (412), the wall of the assembly through hole (31) is provided with a second thread, and the first thread (412) is screwed with the second thread in a sealing manner.

10. The emergency lighting concentrated power cabinet according to claim 9, characterized in that the body (41) is sleeved with a sealing ring (413), and when the first thread (412) and the second thread are screwed in a sealing manner, the sealing ring (413) is squeezed between the head of the body (41) and the side plate (30).