CN209949724U

CN209949724U - Communication power supply

Info

Publication number: CN209949724U
Application number: CN201822117320.1U
Authority: CN
Inventors: 姜宏
Original assignee: Jujuyuan Electronic Technology Co Ltd
Current assignee: Jujuyuan Electronic Technology Co Ltd
Priority date: 2018-12-17
Filing date: 2018-12-17
Publication date: 2020-01-14
Anticipated expiration: 2028-12-17

Abstract

The utility model discloses a communication power supply, the power distribution box comprises a box body, the upper end of box is equipped with protector, the front of box is rotated through the hinge and is connected with the chamber door, the front of chamber door is fixed with the lock body corresponding with the box, the inside of box is equipped with the cavity, be equipped with the backup pad in the cavity, bottom and the interior bottom fixedly connected with damping device of cavity of backup pad, the upper end fixedly connected with circuit board of backup pad, the relative lateral wall of box all is equipped with the round hole, the both sides of circuit board all are equipped with the telescopic link, fixedly connected with fixed block on the telescopic link, fixed block and cavity inside wall fixed connection. The utility model discloses novel structure has heat dissipation and heating function, can use in the environment that the temperature is different.

Description

Communication power supply

Technical Field

The utility model relates to a power technical field, concretely relates to communication power supply.

Background

The communication power supply system is suitable for unattended power supply equipment of telecommunication communication, mobile communication, a program controlled switch, microwave communication, optical fiber communication, power carrier waves and other communication equipment, and resistive loads with adjustable current are required in a test voltage stabilization precision test, a direct current output adjustable range test, a system efficiency test and the like. The existing communication power supply can be installed in an environment with higher temperature or lower temperature for communication, but at the moment, the communication power supply can not be used due to overhigh temperature and overlow temperature.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to overcome the defects of the prior art, a communication power supply is provided, which can normally work in a low-temperature or high-temperature environment.

(II) technical scheme

The utility model discloses a following technical scheme realizes: the utility model provides a communication power supply, which comprises a box body, wherein the upper end of the box body is provided with a protective device, the front of the box body is rotationally connected with a box door through a hinge, the front of the box door is fixedly provided with a lock body corresponding to the box body, the inside of the box body is provided with a cavity, a supporting plate is arranged in the cavity, the bottom end of the supporting plate is fixedly connected with a damping device at the inner bottom end of the cavity, the upper end of the supporting plate is fixedly connected with a circuit board, the opposite side walls of the box body are provided with round holes, both sides of the circuit board are provided with telescopic rods, the telescopic rods are fixedly connected with fixed blocks, the fixed blocks are fixedly connected with the inner side walls of the cavity, the upper end of the telescopic rods is fixedly connected with a baffle plate, both sides, the improved heat dissipation device is characterized in that a sliding rod is fixedly connected in the sliding groove, a sliding block is sleeved on the sliding rod in a sliding mode and is fixedly connected with the baffle, a heat dissipation device corresponding to the round hole is arranged in the cavity, and a heating plate is fixedly connected to the top end in the cavity.

Furthermore, damping device includes damper cylinder, snubber block and rubber ring, the bottom and the interior bottom end fixed connection of cavity of damper cylinder the bottom of rubber ring and the interior bottom end fixed connection of damper cylinder, the upper end of rubber ring and the bottom fixed connection of snubber block, the upper end of snubber block and the bottom fixed connection of backup pad.

Further, heat abstractor includes flabellum, servo motor and connecting rod, the connecting rod is connected with the interior top of cavity, the bottom and the servo motor fixed connection of connecting rod, the flabellum cup joints with servo motor's output shaft end is fixed.

Further, the protection device comprises a cover plate and a spring, the bottom end of the spring is fixedly connected with the upper end of the box body, and the upper end of the spring is fixedly connected with the bottom end of the cover plate.

Furthermore, the telescopic rod adopts an electric telescopic rod.

Furthermore, a dust screen is fixedly connected in the round hole.

(III) advantageous effects

Compared with the prior art, the utility model, following beneficial effect has:

1) when this power setting in the lower environment of temperature, start the telescopic link this moment, then baffle rebound blocks the round hole completely, avoids the cold air in the external environment to carry out in the box, then starts the hot plate, sends the heat, starts servo motor and drives the flabellum rotation, with the hot-air at the box inner loop, the action that guarantee inside electronic component can be normal.

2) When this power setting in the higher environment of temperature, start the telescopic link this moment, then the baffle removes downwards, and the round hole is not blockked, and it is rotatory to start servo motor and drive the flabellum, blows off the hot-air in the box, and in the cold-air admission box body among the external environment, the convection current of cold and hot air was realized, the action that inside electronic component can be normal is ensured.

3) The damping device and the protection device guarantee that the power supply can work stably and safely.

Drawings

Fig. 1 is an internal structure diagram of a communication power supply.

Fig. 2 is a front view of a communication power supply.

Fig. 3 is a side view of an internal structure of a communication power supply.

Fig. 4 is an enlarged view of a communication power supply a.

1-cover plate, 2-spring, 3-hinge, 4-door, 5-box, 6-lock, 7-circuit board, 8-support plate, 9-shock absorber, 10-fixed block, 11-telescopic rod, 12-dust screen, 13-baffle, 14-fan blade, 15-servo motor, 16-heating plate, 17-connecting rod, 18-sliding rod, 19-sliding block, 20-cushion block, 21-shock absorber block, and 22-rubber ring.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

A communication power supply as shown in fig. 1-4, which comprises a box body 5, wherein a protection device is arranged at the upper end of the box body 5 to prevent foreign objects from smashing the power supply, the front surface of the box body 5 is rotatably connected with a box door 4 through a hinge 3 to facilitate opening of the box door 4, a lock body 6 corresponding to the box body 5 is fixed at the front surface of the box door 4 to facilitate locking of the box door 4 and the box body 5, a cavity is arranged inside the box body 5, a supporting plate 8 is arranged in the cavity, a damping device is fixedly connected between the bottom end of the supporting plate 8 and the inner bottom end of the cavity to increase the stability of the whole structure and prevent internal electronic components from being damaged due to vibration, a circuit board 7 is fixedly connected at the upper end of the supporting plate 8, the circuit board 7 is used for communication, round holes are arranged on the opposite side walls of the box body 5, telescopic rods 11, the upper end of the telescopic rod 11 is fixedly connected with a baffle 13, two sides of the baffle 13 are respectively provided with a cushion block 20, the cushion blocks 20 are fixedly connected with the inner side wall of the cavity, one opposite sides of the two cushion blocks 20 are respectively provided with a sliding groove, a sliding rod 18 is fixedly connected in the sliding grooves, a sliding block 19 is sleeved on the sliding rod 18 in a sliding way, the sliding block 19 is fixedly connected with the baffle 13, a heat dissipation device corresponding to a round hole is arranged in the cavity, the heat dissipation device is used for dissipating heat of a power supply, when the power supply is arranged in an environment with higher temperature, the telescopic rod 11 is started at the moment, then the baffle 13 moves downwards, the round hole is not blocked, the servo motor 15 is started to drive the fan blades 14 to rotate, hot air in the box body 5 is blown out, cold air in an external environment enters the box body 5, convection of the cold and hot air is realized, normal action, at this time, the telescopic rod 11 is started, then the baffle 13 moves upwards to completely block the circular hole, so that cold air in the external environment is prevented from entering the box body 5, then the heating plate 16 is started to emit heat, the servo motor 15 is started to drive the fan blades 14 to rotate, hot air is circulated in the box body 5, and the normal action of internal electronic components is guaranteed.

The damping device comprises a damping cylinder 9, a damping block 21 and a rubber ring 22, the bottom end of the damping cylinder 9 and the bottom end of the cavity inner bottom end are fixedly connected with the bottom end of the rubber ring 22 and the inner bottom end of the damping cylinder 9, the upper end of the rubber ring 22 and the bottom end of the damping block 21 are fixedly connected, the upper end of the damping block 21 and the bottom end of the supporting plate 8 are fixedly connected, the stability of the supporting plate 8 is improved, the upper circuit board 7 is guaranteed not to be interfered by vibration, and the normal work can be realized; the heat dissipation device comprises fan blades 14, a servo motor 15 and a connecting rod 17, the connecting rod 17 is connected with the top end in the cavity, the bottom end of the connecting rod 17 is fixedly connected with the servo motor 15, the fan blades 14 are fixedly sleeved with the tail end of an output shaft of the servo motor 15, the servo motor 15 is started to drive the fan blades 14 to rotate, hot air in the box body 5 is accelerated to flow out, and external cold air flows into the box body 5; the telescopic rod 11 is an electric telescopic rod, so that the telescopic rod 11 can be conveniently controlled to stretch; the dust screen 12 is fixedly connected in the round hole, so that dust is prevented from entering the box body 5, and the poor heat dissipation effect is avoided.

The utility model provides a communication power supply, when this power sets up in the environment that the temperature is lower, this moment starts telescopic link 11, then baffle 13 moves upwards, block the round hole completely, avoid the cold air in the external environment to carry on in the box 5, then start hot plate 16, give out heat, start servo motor 15 and drive flabellum 14 rotatory, circulate hot air in box 5, ensure that internal electronic component can normal action, when this power sets up in the environment that the temperature is higher, this moment starts telescopic link 11, then baffle 13 moves down, the round hole is not blockked, start servo motor 15 and drive flabellum 14 rotatory, blow off the hot air in box 5, the cold air in the external environment gets into in box 5, realize the convection current of cold and hot air, ensure that internal electronic component can normal action, damping device avoids external vibrations interference to cause internal electronic component to rock or scatter, and then cause the unable normal work of communication, protector avoids the foreign object to pound the communication power bad, ensures the work that the power can stabilize safety. The utility model discloses novel structure has heat dissipation and heating function, can use in the environment that the temperature is different.

The above-described embodiments are merely illustrative of the preferred embodiments of the present invention and are not intended to limit the spirit and scope of the present invention. Without departing from the design concept of the present invention, various modifications and improvements made by the technical solution of the present invention by those skilled in the art should fall into the protection scope of the present invention, and the technical contents claimed by the present invention have been fully recorded in the claims.

Claims

1. A communication power supply comprises a box body (5), and is characterized in that: the protective device is arranged at the upper end of the box body (5), the front of the box body (5) is rotatably connected with a box door (4) through a hinge (3), a lock body (6) corresponding to the box body (5) is fixed on the front of the box door (4), a cavity is arranged inside the box body (5), a supporting plate (8) is arranged in the cavity, a damping device is fixedly connected between the bottom end of the supporting plate (8) and the inner bottom end of the cavity, a circuit board (7) is fixedly connected to the upper end of the supporting plate (8), round holes are formed in the opposite side walls of the box body (5), telescopic rods (11) are arranged on two sides of the circuit board (7), fixed blocks (10) are fixedly connected to the telescopic rods (11), the fixed blocks (10) are fixedly connected with the inner side walls of the cavity, a baffle (13) is fixedly connected to the upper end of the telescopic rods (, cushion (20) and cavity inside wall fixed connection, two one side that cushion (20) are relative all is equipped with the spout, fixedly connected with slide bar (18) in the spout, sliding sleeve has cup jointed slider (19) on slide bar (18), slider (19) and baffle (13) fixed connection, be equipped with the heat abstractor corresponding with the round hole in the cavity, top end fixedly connected with hot plate (16) in the cavity.

2. A communication power supply according to claim 1, wherein: damping device includes damper cylinder (9), snubber block (21) and rubber ring (22), the bottom and the cavity inner bottom end fixed connection of damper cylinder (9) the bottom of rubber ring (22) and the inner bottom end fixed connection of damper cylinder (9), the upper end of rubber ring (22) and the bottom fixed connection of snubber block (21), the upper end of snubber block (21) and the bottom fixed connection of backup pad (8).

3. A communication power supply according to claim 1, wherein: the heat dissipation device comprises fan blades (14), a servo motor (15) and a connecting rod (17), the connecting rod (17) is connected with the top end in the cavity, the bottom end of the connecting rod (17) is fixedly connected with the servo motor (15), and the fan blades (14) are fixedly sleeved with the tail end of an output shaft of the servo motor (15).

4. A communication power supply according to claim 1, wherein: the protection device comprises a cover plate (1) and a spring (2), the bottom end of the spring (2) is fixedly connected with the upper end of a box body (5), and the upper end of the spring (2) is fixedly connected with the bottom end of the cover plate (1).

5. A communication power supply according to claim 1, wherein: the telescopic rod (11) adopts an electric telescopic rod.

6. A communication power supply according to claim 1, wherein: the round hole is internally and fixedly connected with a dust screen (12).