CN215870466U

CN215870466U - Dual-power cabinet for outdoor use

Info

Publication number: CN215870466U
Application number: CN202122368930.0U
Authority: CN
Inventors: 卢跃宇; 陈林海; 卢生; 卢怡铮; 胡海清; 陈博静
Original assignee: Zhejiang Aloyi Electric Co ltd
Current assignee: Zhejiang Aloyi Electric Co ltd
Priority date: 2021-09-27
Filing date: 2021-09-27
Publication date: 2022-02-18
Anticipated expiration: 2031-09-27

Abstract

The utility model discloses a dual-power cabinet for outdoor use, which adopts the technical scheme that the dual-power cabinet comprises a distribution box, a dual-power automatic switching device and related electronic components, wherein the dual-power automatic switching device and the related electronic components are positioned in the distribution box, an air inlet below a door is formed in the side wall of the distribution box hinged with the door, air outlets are formed in the side walls of two distribution boxes adjacent to the side wall where the air inlet is positioned, a controller electrically connected with the dual-power automatic switching device, a temperature sensor electrically connected with the controller, a linear motor electrically connected with the controller and positioned at the top of the distribution box, two baffles respectively used for shielding the two air outlets and a connecting piece fixedly connecting the two baffles with the output shaft of the linear motor are arranged in the distribution box, the temperature in the distribution box is monitored by the temperature sensor and fed back to the controller, so that the linear motor drives the two baffles to move linearly, and the problem that the prior art cannot guarantee that the electronic components in the distribution box are in a positive state under the low-temperature condition is solved The problem of frequent work.

Description

Dual-power cabinet for outdoor use

Technical Field

The utility model relates to the field of power distribution cabinets, in particular to a dual-power cabinet for outdoor use.

Background

The dual-power cabinet mainly comprises a dual-power automatic switching device and a power distribution cabinet, and can be automatically switched between a common power supply and a standby power supply as required, so that the reliability and the continuity of power supply are ensured. The power supply device is widely applied to important places needing uninterrupted power supply, such as high-rise buildings, post and telecommunications communication, industrial and mining enterprises, ship transportation and the like.

The dual-power automatic switching device and related electrical components in the distribution box have a working temperature range and generate heat when in use, if the heat is accumulated in the distribution box and cannot be discharged in time, the temperature in the distribution box exceeds the maximum temperature required by the safe operation of the dual-power automatic switching device and related electrical components, so that the dual-power automatic switching device and related electrical components are damaged, the attention in the prior art is to reduce the temperature in the distribution box and to adopt a mode of arranging an air inlet and an air outlet on the distribution box for heat dissipation inside the distribution box, but the minimum working temperature of the dual-power automatic switching device and related electrical components is ignored, the atmospheric temperature of the environment of the outdoor dual-power cabinet is influenced by factors such as four seasons, geographical positions, day and night temperature difference, and the atmospheric temperature is lower than the minimum temperature required by the operation of the dual-power automatic switching device and related electrical components, and the atmospheric temperature passes through the air inlet When the opening enters the distribution box, heat generated by the dual-power automatic switching device and related electrical components is rapidly taken away or dispersed away, and the temperature in the distribution box is rapidly reduced, so that the dual-power automatic switching device and the related electrical components cannot work normally.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model aims to provide a dual-power cabinet which is strong in outdoor environment adaptation capability and has controllability.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a dual supply cabinet of outdoor use, includes the block terminal, is located dual supply automatic switching control equipment and relevant electronic components of block terminal, articulated have a door set up the air intake that is located the door below on the lateral wall of block terminal, two adjacent with the lateral wall at air intake place all seted up the air outlet on the lateral wall of block terminal, be provided with in the block terminal with dual supply automatic switching control equipment electricity be connected the controller, with the controller electricity be connected temperature sensor, with the controller electricity be connected and be located the linear electric motor at block terminal top, two be used for sheltering from the baffle of two air outlets respectively and one with two baffles all with linear electric motor's output shaft fixed connection's connecting piece, through the temperature sensor monitoring block terminal in the temperature and feed back to the controller and make linear electric motor drive two baffle rectilinear movement.

As a further improvement of the utility model, a plurality of air outlets are arranged on the side walls of the two distribution boxes in an array, the two baffle plates are respectively provided with vent holes which are arranged in an array and correspond to the air outlets one by one, and the speed of the gas flowing out of the distribution boxes is controlled by changing the size of the space where the vent holes and the air outlets are communicated.

As a further improvement of the utility model, two baffle plates are respectively provided with an insect-proof net sheltered at the vent.

As a further improvement of the utility model, the moving direction of the output shaft of the linear motor is perpendicular to the side wall of the distribution box where the air inlet is located.

As a further improvement of the utility model, the inner wall of the distribution box is provided with two supporting bars which are respectively positioned below the two baffles and used for supporting the baffles.

As a further improvement of the utility model, the connecting piece comprises a connecting rod fixedly connected with the output shaft of the linear motor, two sleeves fixedly connected with the two baffles respectively and two adjusting nuts in threaded connection with the connecting rod, one ends of the two sleeves are sleeved outside the two ends of the connecting rod respectively and can move axially relative to the connecting rod, and the baffles are limited between the inner wall of the distribution box and the adjusting nuts by rotating the adjusting nuts.

As a further improvement of the utility model, the bottom of the distribution box is provided with a blocking net positioned above the height of the air inlet.

The utility model has the beneficial effects that: a temperature sensor, a controller, a linear motor and a baffle plate connected with an output shaft of the linear motor by a connecting rod are arranged in the distribution box, the temperature sensor and the linear motor are both electrically connected with the controller, the temperature sensor monitors the temperature in the distribution box and feeds back information to the controller, when the temperature in the distribution box is lower than or exceeds the temperature set by the controller, the controller sends a signal to the linear motor, the linear motor drives the baffle plate to move, so that the ventilation caliber of the air outlet can be changed, compared with the prior art, the design has the advantages that the step of regulating the internal temperature of the distribution box under the low-temperature condition is added, the automatic dual-power switching device and related electronic components in the distribution box can work normally when the environment outside the distribution box is at low temperature, the application range and the environment adapting capability of the intelligent power distribution box are improved, and the intelligent regulation function is realized; all set up the air outlet on two lateral walls and compare prior art and adopted the design of an air outlet to increase the multi-directionality of gas flow path and improve the ventilation efficiency of block terminal.

Drawings

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

FIG. 2 is a front view of the present invention;

FIG. 3 is a partial perspective view of FIG. 1;

fig. 4 is a main partial sectional view of fig. 3.

Reference numerals: 1. a distribution box; 2. a dual power automatic switching device; 3. an electronic component; 4. an air inlet; 5. an air outlet; 6. a controller; 7. a temperature sensor; 8. a linear motor; 9. a baffle plate; 10. a connecting member; 11. a vent; 12. a supporting strip; 13. a connecting rod; 14. a sleeve; 15. adjusting the nut; 16. an insect-proof net; 17. a barrier net.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. In which like parts are designated by like reference numerals.

Referring to fig. 1 to 4, the dual power supply cabinet for outdoor use of the present embodiment includes a distribution box 1, a dual power supply automatic switching device 2 and a related electronic component 3 located in the distribution box 1, and an air inlet 4 located below a door is formed in a side wall of the distribution box 1 hinged with the door;

based on the prior art, the side walls of two distribution boxes 1 adjacent to the side wall where the air inlet 4 is located are both provided with air outlets 5, a controller 6 is fixedly connected in the distribution box 1 and electrically connected with the dual-power automatic switching device 2, a temperature sensor 7 is positioned in the distribution box 1, the height of the temperature sensor 7 is lower than that of the air outlets 5, the design reduces or avoids that when the distribution box 1 is blown from the side, the gas entering the distribution box 1 influences the monitoring of the temperature sensor 7, the body of a linear motor 8 is fixedly connected on the inner wall of the distribution box 1, the height of the linear motor 8 is higher than that of all electronic components in the distribution box 1, the linear motor 8 and the temperature sensor 7 are both electrically connected with the controller 6, two baffles 9 are respectively and fixedly connected on the two ends of a connecting piece 10, then the middle part of the connecting piece 10 is fixedly sleeved on the output shaft of the linear motor 8 and fixed by nuts, the outline of the baffle 9 is larger than the outline size of the air outlet 5; the moving direction of the output shaft of the linear motor 8 has two conditions, the first is that the moving direction of the output shaft of the linear motor 8 is vertical to the top surface of the distribution box 1, the maximum elongation of the output shaft of the linear motor 8 is limited by the distance between the output shaft of the linear motor 8 and the electronic component 3 below the output shaft, the second is that the moving direction of the output shaft of the linear motor 8 is vertical to the side wall of the distribution box 1 where the air inlet 4 is positioned, the maximum elongation of the output shaft of the linear motor 8 is limited by the distance between the output shaft of the linear motor and the side wall of the door of the distribution box 1, and preferably, the latter has small limitation, does not interfere with the electronic component 3 in the distribution box 1, and fully utilizes the space above the distribution box 1;

in an initial state, the baffle 9 is positioned at one side of the air outlet 5, a temperature range suitable for working in the distribution box 1 is set in the controller 6, the linear motor 8 corresponds to the elongation with different temperatures, and the interval time after the linear motor 8 drives the connecting piece 10 to move twice, in the using process, the dual-power automatic switching device 2 in the distribution box 1, the related electronic components 3 and the controller 6 generate heat to cause the air in the distribution box 1 to change from cold to hot, the hot air moves upwards and flows through the temperature sensor 7, then flows out of the distribution box 1 through the air outlets 5 on two side walls of the distribution box 1, meanwhile, the cold air flow outside the distribution box 1 enters the distribution box 1 from the air inlet 4 at the bottom of the distribution box 1 and flows upwards through the electronic components 3, the dual-power automatic switching device 2 and the controller 6, the circulation is carried out, and the temperature sensor 7 can monitor the temperature of the gas flowing through the air inlet, if the temperature of the gas around the distribution box 1 is low due to the temperature difference between day and night, the change of four seasons or the influence of severe environment, cold air enters the distribution box 1 and rapidly takes away heat in the distribution box 1, so that the dual-power automatic switching device 2, the related electronic components 3 and the controller 6 are all in the low-temperature environment, thereby affecting the normal working efficiency, the temperature sensor 7 feeds back a temperature signal to the controller 6 in real time, if the fed back temperature is lower than the lowest temperature set in the controller 6, the controller 6 sends a signal to the linear motor 8, the linear motor 8 drives the two baffles 9 to move simultaneously through the connecting piece 10, the linear motor 8 stops after the linear motor 8 extends to a first set extension amount, the air outlets 5 on the two side walls of the distribution box 1 are partially blocked by the baffles 9, the amount of the gas flowing out of the distribution box 1 is reduced, thereby reducing the amount of the air entering at the air inlet 4, the gas flow in the distribution box 1 is weakened, the temperature in the distribution box 1 is gradually increased by heat generated by the dual-power automatic switching device 2, the related electronic component 3 and the controller 6, if the temperature in the distribution box 1 reaches the proper temperature at the interval time set by the controller 6, the linear motor 8 cannot be restarted, and if the temperature in the distribution box 1 does not reach the proper temperature at the interval time set by the controller 6, the controller 6 sends a signal to the linear motor 8 again so that the linear motor 8 drives the two baffles 9 to move simultaneously, and the ventilation area of the air outlet 5 is further reduced; if the environmental temperature rises again later, the heat dissipation of the distribution box 1 is not timely to cause that the internal temperature exceeds the highest temperature of the set temperature, the controller 6 sends a signal to the linear motor 8 to drive the two baffle plates 9 to move simultaneously, the ventilation area of the air outlet 5 is increased, and therefore the heat dissipation in the distribution box 1 is accelerated to cause that the temperature in the distribution box 1 is reduced to be within the proper temperature range;

compared with the prior art, the design increases the step of regulating the internal temperature of the distribution box 1 under the condition of low temperature, ensures that the dual-power automatic switching device 2 and the related electronic components 3 in the distribution box 1 can normally work when the environment outside the distribution box 1 is at low temperature, improves the application range and the environment adapting capability of the intelligent temperature regulation system, and realizes the function of intelligent regulation; all set up air outlet 5 on two lateral walls and compared prior art and adopted the design of an air outlet 5 to increase the multi-directionality of gas flow path and improve block terminal 1's ventilation efficiency.

As an improved specific embodiment, referring to fig. 1 and fig. 3, the air outlets 5 on the side walls of the two distribution boxes 1 are all arranged in a plurality of arrays, the two baffles 9 are both provided with air vents 11 arranged in an array and corresponding to the air outlets 5 one by one, the contour dimension of the air vent 11 is equal to the contour dimension of the air outlet 5, here, taking a row of three air outlets 5 in the row as an example, the air vents 11 are also three and arranged in a row on the baffles 9, the contours of the air outlets 5 and the air vents 11 are both rectangular, the distance between each air outlet 5 is greater than or equal to the length of the air vent 11 along the length direction of the baffles 9, in an initial state, the three air vents 11 completely correspond to the three air outlets 5 corresponding to each other, at this time, the heat dissipation speed of the distribution box 1 is fastest, when the baffles 9 move, the three air vents 11 are all dislocated with the three air outlets 5 corresponding to each other, finally, complete dislocation, the radiating rate of block terminal 1 reduces to zero gradually in this process, and the design of comparing air outlet 5 and only having one can improve the radiating speed of block terminal 1 regulation in the unit interval to and reduce linear electric motor 8 and drive the distance that baffle 9 removed, reduce linear electric motor 8's specification demand, practice thrift the cost.

As an improved specific embodiment, referring to fig. 3, two baffle plates 9 are both provided with an insect-proof net 16 shielding at the vent 11, a net groove can be formed in the upper surface of each baffle plate 9, the net groove is communicated with the vent 11, the insect-proof net 16 is inserted into the net groove, the vent 11 is shielded by the insect-proof net 16, the insect-proof net 16 can be pulled out of the net groove and replaced when the insect-proof net 16 is damaged, the insect-proof net 16 is designed to prevent external flying insects from flying into the distribution box 5 or climbing into the distribution box 1 to gnaw a line to cause line damage, the insect-proof net 16 is arranged on the baffle plates 9, compared with the design that the insect-proof net 16 is arranged on the distribution box 1 and shields the air outlet 5, the situation that the insect-proof net 16 is exposed outside and is easy to accumulate dust or block up can be alleviated, and the service life of the insect-proof net 16 can be prolonged.

As an improved specific implementation manner, referring to fig. 1 and fig. 2, two supporting bars 12 which are respectively located below two baffles 9 and are used for supporting the baffles 9 are arranged on the inner wall of the distribution box 1, the supporting bars 12 can be formed by stamping the side walls of the distribution box 1 or are directly and fixedly connected to the inner wall of the distribution box 1, the two supporting bars 12 are used for respectively supporting the two baffles 9, the design that the baffles 9 are suspended in the air can avoid the phenomenon that the two ends of the connecting piece 10 are bent by the gravity of the baffles 9 to cause the upper and lower dislocation of the vent 11 and the air outlet 5, and the structural stability of the connecting piece 10 is indirectly improved.

As an improved specific embodiment, referring to fig. 2 to 4, the connecting member 10 mainly comprises a connecting rod 13, two sleeves 14 and two adjusting nuts 15, wherein an external thread is provided on an outer wall of a middle portion of the connecting rod 13 and a hole for passing through an output shaft of the linear motor 8 is formed on the outer wall, both the two adjusting nuts 15 are screwed to the middle portion of the connecting rod 13, inner holes of the two sleeves 14 are countersunk holes, an inner diameter of a large end is greater than or equal to an outer diameter of the middle portion of the connecting rod 13, an inner diameter of a small end is the same as an end diameter of the connecting rod 13, in order to prevent the sleeves 14 from rotating relative to the connecting rod 13, a bump is provided on an outer wall of the end portion of the connecting rod 13, a groove for sliding the bump is formed on a hole wall of the small hole of the sleeve 14, end portions of the small inner holes of the two sleeves 14 are respectively welded to the two baffles 9, the two sleeves 14 are respectively sleeved on two ends of the connecting rod 13 so that a distance between the two baffles 9 is smaller than an opening width of the distribution box 1, locate linear electric motor 8's output shaft with connecting rod 13 cover and utilize nut and linear electric motor 8's output shaft tip threaded connection, connecting rod 13 fixed connection is on linear electric motor 8's output shaft, at last through rotating adjusting nut 15 and promoting sleeve pipe 14 make baffle 9 and block terminal 1's inner wall laminating nevertheless not sticis, baffle 9 is located the support bar 12 top, then linear electric motor 8, connecting rod 13, sleeve pipe 14, adjusting nut 15 and baffle 9 install in place in block terminal 1, so the design is compared directly can adjust the distance between two baffles 9 with connecting rod 13 and baffle 9 integrated into one piece's design with adaptation block terminal 1, application scope is wide, and the demand that has reduced the machining precision and the degree of difficulty that has reduced the installation.

As an improved specific implementation manner, as shown in fig. 1, the bottom of the distribution box 1 is provided with the separation net 17 located above the height of the air inlet 4, a plurality of connecting columns engraved with internal threads are integrally formed on the inner wall of the distribution box 1, the connecting columns are uniformly distributed with the contour surrounded by the inner wall of the distribution box 1 and are higher than the height of the air inlet 4, holes are formed in the edge of the separation net 17, the edge of the separation net 17 is placed on the connecting columns and is in threaded connection with the connecting columns through a plurality of bolts, the separation net 17 is limited on the connecting columns through the bolts, the crawler separation can be climbed into the separation net 17 from the air inlet 4 through the design, the condition that the crawler continuously climbs up to gnaw the circuit is avoided, and the stability of the circuit is ensured.

The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the utility model may occur to those skilled in the art without departing from the principle of the utility model, and are considered to be within the scope of the utility model.

Claims

1. The utility model provides a dual supply cabinet of outdoor use, includes block terminal (1), is located dual supply automatic switching control equipment (2) and relevant electronic components (3) of block terminal (1), and articulated have a door offer air intake (4) that are located the door below on the lateral wall of block terminal (1), its characterized in that: two adjacent with the lateral wall at air intake (4) place all seted up air outlet (5) on the lateral wall of block terminal (1), be provided with in block terminal (1) controller (6) of being connected with dual supply automatic switching device (2) electricity, temperature sensor (7) of being connected with controller (6) electricity, be connected with controller (6) electricity and be located linear electric motor (8) at block terminal (1) top, two baffle (9) and one that are used for sheltering from two air outlets (5) respectively with two baffle (9) all with linear electric motor (8) output shaft fixed connection's connecting piece (10), through temperature sensor (7) monitoring block terminal (1) in the temperature and feed back to controller (6) make linear electric motor (8) drive two baffle (9) rectilinear movement.

2. The dual power cabinet of claim 1, wherein: two air outlet (5) on block terminal (1) lateral wall are a plurality of and array settings, two all offer on baffle (9) be array setting and with a plurality of air outlet (5) one-to-one vent (11), control the outer speed of gas outflow block terminal (1) through the size that changes both intercommunication spaces of vent (11) and air outlet (5).

3. The dual power cabinet of claim 2, wherein: two baffle plates (9) are provided with insect-proof nets (16) which are sheltered at the air vents (11).

4. The dual power cabinet of claim 1, 2 or 3, wherein: the moving direction of the output shaft of the linear motor (8) is perpendicular to the side wall of the distribution box (1) where the air inlet (4) is located.

5. The dual power cabinet of claim 4, wherein: the inner wall of the distribution box (1) is provided with two supporting bars (12) which are respectively positioned below the two baffle plates (9) and used for supporting the baffle plates (9).

6. The dual power cabinet of claim 1, 2 or 3, wherein: connecting piece (10) including with linear electric motor (8) output shaft fixed connection's connecting rod (13), two respectively with two baffle (9) fixed connection's sleeve pipe (14) and two all with connecting rod (13) threaded connection's adjusting nut (15), two the one end of sleeve pipe (14) overlaps respectively and locates outside connecting rod (13) both ends and can relative connecting rod (13) axial displacement, makes baffle (9) spacing between block terminal (1) inner wall and adjusting nut (15) through rotatory adjusting nut (15).

7. The dual power cabinet of claim 1, 2 or 3, wherein: and a blocking net (17) positioned above the height of the air inlet (4) is arranged at the bottom of the distribution box (1).