CN211958489U

CN211958489U - Block terminal for municipal works

Info

Publication number: CN211958489U
Application number: CN202020747244.7U
Authority: CN
Inventors: 田建华; 张毅; 沈俊男; 龙泽鑫
Original assignee: Guizhou Investment And Construction Co ltd
Current assignee: Guizhou Investment And Construction Co ltd
Priority date: 2020-05-08
Filing date: 2020-05-08
Publication date: 2020-11-17
Anticipated expiration: 2030-05-08

Abstract

The utility model discloses a distribution box for municipal engineering, which comprises a box body (1); a box body; n-shaped grooves (12) are symmetrically arranged on two sides of the base; one end is provided with a vent (2); the N-shaped groove; a V-shaped transit tube (3) and an L-shaped air duct (4) are embedded; a fan is arranged in the V-shaped transfer pipe; the top of the box body is provided with a heat dissipation port (5) which is provided with a box cover (6); two ends of the bottom surface of the box cover are respectively connected with a boss (8) at the bottom of the heat radiating port through a lifting rod (7); a heat insulation plate (9) which is vertically arranged is arranged in the center of the inner cavity of the box body; the top of the cavity at two sides of the heat insulation plate is respectively provided with a temperature sensor (10), and the temperature sensors are electrically connected with a display screen (11) arranged on the front surface of the box body through a PLC control panel. The utility model prolongs the air circulation path in the box body through the heat insulation plate, and when the temperature in the box body exceeds 30 ℃, the heat dissipation port can be automatically opened, thereby improving the heat dissipation effect; prevent the internal components of the box body from being burnt due to high temperature.

Description

Block terminal for municipal works

Technical Field

The utility model relates to a block terminal for municipal works belongs to distribution equipment technical field.

Background

Most of existing distribution boxes adopt simple fans to work to drive air circulation to dissipate heat, but the range covered by the air circulation is limited, so that the heat dissipation effect is poor. Therefore, the prior art has the defects and needs to be further improved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a block terminal for municipal works. To solve the defects of the prior art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model discloses a distribution box for municipal engineering, which comprises a box body; n-shaped grooves are symmetrically formed in two sides of the box body, and one ends of the N-shaped grooves are provided with ventilation openings; a V-shaped transit tube and an L-shaped air duct are embedded in the N-shaped groove; a fan is arranged in the L-shaped air duct; the top of the box body is provided with a heat dissipation port, and the heat dissipation port is provided with a box cover; two ends of the bottom surface of the box cover are respectively connected with the lug bosses at the bottom of the heat radiating openings through the lifting rods; a heat insulation plate which is vertically arranged is arranged in the center of the inner cavity of the box body; the top of the cavity on two sides of the heat insulation plate is respectively provided with a temperature sensor which is electrically connected with a display screen arranged on the front surface of the box body through a PLC control panel.

In the distribution box for municipal engineering, a box cover sealing strip is arranged at the edge of a heat dissipation opening at the top of the box body; the front end of the box body is provided with a mounting opening, and the edge of the mounting opening is provided with a box door sealing strip; one side of the mounting opening is provided with a hinge; the hinge is connected with the box door; the other side of the mounting opening is provided with a lock catch which is buckled with a handle on the box door; the center of the upper parts of the two outer sides of the box body is provided with a carrying groove; a rotating handle is arranged in the carrying groove.

In the aforementioned distribution box for municipal works, be equipped with the drawer on the L shape air duct, the drawer of L shape air duct and the air inlet of V-arrangement transit pipe all are equipped with the dust cover.

Since the technical scheme is used, compared with the prior art, the utility model discloses a heat insulating board, air duct and fan, with the external air suction box internal and discharge. Due to the existence of the heat insulation plate, the air circulation path in the box body is prolonged, the heat of parts at each position in the box body can be effectively discharged, and the heat dissipation effect is improved; the dust cover is arranged in the drawer, so that the dust cover can be conveniently cleaned by opening the drawer, and the heat dissipation effect is prevented from being deteriorated due to dust accumulation; through setting up temperature sensor, PLC board, thermovent, lifter and lamina tecti, when temperature sensor detected the temperature and exceeded 30 degrees centigrade, PLC board drive lifter extension and drive lamina tecti and box separation to open the thermovent, make the heat disperse away more fast, prevent that the box inner part from burning out because of high temperature.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic structural view of the case;

FIG. 3 is a schematic structural view of the L-shaped airway tube and the V-shaped transit tube.

The labels in the figures are: 1-box body, 2-ventilation opening, 3-V-shaped transit tube, 4-L-shaped air duct, 5-heat dissipation opening, 6-box cover, 7-lifting rod, 8-boss, 9-heat insulation plate, 10-temperature sensor, 11-display screen, 12-N-shaped groove, 13-box cover sealing strip, 14-installation opening, 15-box door sealing strip, 16-hinge, 17-box door, 18-lock catch, 19-handle, 20-carrying groove, 21-rotating handle, 22-drawer, 23-handle and 24-dust cover.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings

The utility model relates to a distribution box for municipal engineering, which comprises a box body 1 as shown in figures 1 and 2; n-shaped grooves 12 are symmetrically arranged on two sides of the box body 1, and one ends of the N-shaped grooves 12 are provided with ventilation openings 2; a V-shaped transit pipe 3 and an L-shaped air duct 4 are embedded in the N-shaped groove 12; a fan is arranged in the L-shaped air duct 4; the top of the box body 1 is provided with a heat dissipation port 5, and the heat dissipation port 5 is provided with a box cover 6; two ends of the bottom surface of the box cover 6 are respectively connected with a boss 8 at the bottom of the heat dissipation port 5 through a lifting rod 7; a heat insulation plate 9 which is vertically arranged is arranged in the center of the inner cavity of the box body 1; the top of the cavity on the two sides of the heat insulation board 9 is respectively provided with a temperature sensor 10, and the temperature sensors 10 are electrically connected with a display screen 11 arranged on the front surface of the box body 1 through a PLC control board. A box cover sealing strip 13 is arranged at the edge of the heat dissipation opening 5 at the top of the box body 1; the front end of the box body 1 is provided with a mounting opening 14, and the edge of the mounting opening 14 is provided with a box door sealing strip 15; a hinge 16 is arranged at one side of the mounting opening 14; the hinge 16 is connected with the box door 17; a lock catch 18 is arranged at the other side of the mounting opening 14, and the lock catch 18 is buckled with a handle 19 on the box door 17; the center of the upper parts of the two outer sides of the box body 1 is provided with a carrying groove 20; a turning handle 21 is provided in the carrying recess 20. As shown in figure 3, a drawer 22 is arranged on the L-shaped air duct 4, and dust-proof covers 23 are arranged on the drawer 22 of the L-shaped air duct 4 and the air inlet of the V-shaped transfer pipe 3.

In specific implementation, as shown in fig. 1 to 3. The box body 1 is provided with a mounting opening 14 on the front surface, and the electric elements can be mounted on the box body 1 through the mounting opening 14.

The two outer sides of the box body 1 are respectively provided with an N-shaped groove 12, a V-shaped transit pipe 3 and an L-shaped air duct 4 are arranged in the N-shaped groove 12, and the V-shaped transit pipe 3 is connected with the L-shaped air duct 4; by bending the V-shaped transit pipe 3, dust contained in the air is easy to stay at the bent part when the air passes through the bending, thereby reducing the amount of dust entering the box body 1. A fan is arranged in the inner cavity of the L-shaped air duct 4, and the fan is electrically connected with an external power supply and keeps the fan continuously working. A drawer 22 is arranged on one side of the L-shaped air duct 4, a handle 23 is arranged on the panel of the drawer 22, the drawer 22 is a bottomless drawer, and dust covers 24 are arranged in the drawer 22 and at the air inlets of the V-shaped transit tube 3 and can filter dust in the air. The dust cover 24 in the drawer 22 is fixedly bonded with the inner side face of the drawer 22, the outer side face of the drawer 22 is attached to a drawer socket on the L-shaped air guide tube 4, a handle 23 is arranged on a panel of the drawer 22, and after the drawer 22 is completely inserted into the drawer socket, the dust cover 24 in the drawer 22 can cover the inner cavity of the L-shaped air guide tube 4, so that air circulating in the L-shaped air guide tube 4 needs to pass through the dust cover 24. The outlet of the L-shaped air duct 4 penetrates through the ventilation opening 2 on the side surface of the box body 1 and is communicated with the inner cavity of the box body, and the other end of the L-shaped air duct 4 is communicated with the inner cavity of the V-shaped transfer pipe 3.

The top surface of the box body 1 is provided with a heat dissipation port 5, and the edge of the heat dissipation port 5 is bonded with a box cover sealing strip 13 which is attached to the edge of the heat dissipation port 5; the case lid 6 is installed to thermovent 5, and 6 bottom surface both ends of case lid are connected with 7 one end of lifter respectively, and the other end of lifter 7 is connected with the 8 top surfaces of the boss that stretch out in 5 bottom both sides of thermovent.

A PLC board and two temperature sensors 10 are further installed in the box body 1, the PLC board is of an S7-200 model, and the temperature sensors 10 can be of a pt100 model. A display screen 11 is embedded in the front face of the box body 1, and the temperature sensor 10, the display screen 11 and the lifting rod 7 are electrically connected with the PLC board. Two temperature sensors 10 are respectively arranged on two sides of the top surface of the inner cavity of the box body 1, a spacer plate 9 is vertically arranged in the center of the inner cavity of the box body 1, and the spacer plate 9 can be an asbestos plate with good heat insulation effect. After the fan is turned on, air enters the cavity on one side of the spacer plate 9 from one side of the box body 1, and then enters the cavity on the other side of the spacer plate 9 from a gap at the top of the spacer plate 9, so that the circulation path of the air in the box body 1 is prolonged, and further, heat in more spaces of the box body 1 is taken away; the front end and the rear end of the spacer plate 9 are respectively attached to the box door 17 and the rear wall of the box body 1.

Carrying grooves 20 are formed in the two outer side faces of the box body 1, rotating handles 21 are arranged in the carrying grooves 20, the rotating handles 21 are in omega shapes, and rotating shafts at the two ends of each rotating handle 21 are hinged to the box body 1 at the two ends of each carrying groove 20. The turning handle 21 can be rotated within a range of 90 degrees within the carrying recess 20. Carry the utility model discloses a during the device, with turning handle 21 back-out from carrying recess 20, hold turning handle 21 and mention the device, put down the device after, turning handle 21 contracts to carrying recess 20 in the dead weight effect is automatic, occupation space not.

Bosses 8 at two ends of the inner side of the heat dissipation port 5 are kept horizontal and welded with two ends of the inner side of the heat dissipation port 5, and extend out of the inner side of the heat dissipation port 5, so that a lifting rod 7 is installed, and the lifting rod 7 is an electric lifting rod.

The hinge 16 is vertically arranged on one side of the opening of the inner cavity of the box body 1, and the box body 1 is in transmission connection with the box door 17 through the hinge 16. In specific implementation, the door seal 15 may be bonded to the inner edge of the door 17 as shown in fig. 1, or may be bonded to the edge of the mounting opening 14 as shown in fig. 2. The sealing strip 15 for bonding the door should be attached to the heat insulation plate 9 or the position of the door 17 corresponding to the heat insulation plate 9, so that the heat insulation plate 9 and the door 17 are sealed, and air enters the next cavity from the top of the heat insulation plate 9 as far as possible. After the door 17 is rotated along the hinge 16, the door seal 15 closes the mounting opening 14 of the cabinet 1 and also closes the two cavities separated by the heat insulation panel 9. Thereby providing the case 1 with good sealability.

Use the utility model discloses a during the block terminal, at first all arrange the electrical components that municipal works used in 1 inner chamber of box (and distribute in the cavity on heat insulating board 9 both sides), then with chamber door 17 along the rotatory box 1 that seals of hinge 16 to through 18 dead with 17 locks of chamber door, then to the block terminal power supply, make each electrical components of incasement normally work. When the box body 1 runs, heat is generated, and a fan in the L-shaped air guide pipe 4 at one side of the box body 1 sucks air into the transfer pipe 5 and the L-shaped air guide pipe 4 and sends the air into the inner cavity of the box body 1; meanwhile, a fan in the L-shaped air duct 4 at the other side of the box body 1 sucks hot air in the cavity of the box body 1 into the transfer pipe 5 and the L-shaped air duct 4 and sends the hot air out of the box body 1; the heat in the inner cavity of the box body 1 is taken away, air circulation is completed, and the heat is smoothly discharged out of the box body 1. When one of them temperature sensor 10 detected that the box internal temperature reached 30 degrees centigrade, temperature sensor 10 signal of telecommunication passed to the PLC board (the PLC board can be installed at 1 inner chamber top surface of box), and the PLC board transmits the signal of telecommunication to two lifter 7, makes two lifter 7 extend simultaneously and drive case lid 6 and box 1 separation to utilize thermovent 5 to dispel the heat more fast. Maintenance personnel should periodically inspect the dust caps 24 in the drawers 22 and in the air inlets of the V-shaped transit tube 3 and clean both sets of dust caps 24. When the distribution box needs to be carried, the rotating handles 21 on the two sides of the box body 1 are rotated to be kept horizontal, and a person can conveniently lift the distribution box by respectively holding the rotating handles 21 with two hands.

The utility model discloses a heat insulating board, L shape air duct and fan, with the external air suction box internal and discharge. Due to the existence of the heat insulation plate, the air circulation path in the box body is prolonged, the heat of parts at each position in the box body can be effectively discharged, and the heat dissipation effect is improved; the dust cover is arranged in the drawer, so that the dust cover can be conveniently cleaned by opening the drawer, and the heat dissipation effect is prevented from being deteriorated due to dust accumulation; through setting up temperature sensor, PLC board, thermovent, lifter and lamina tecti, when temperature sensor detected the temperature and exceeded 30 degrees centigrade, PLC board drive lifter extension and drive lamina tecti and box separation to open the thermovent, make the heat disperse away more fast, prevent that the box inner part from burning out because of high temperature.

Claims

1. A distribution box for municipal engineering comprises a box body (1); the method is characterized in that: n-shaped grooves (12) are symmetrically arranged on two sides of the box body (1), and one ends of the N-shaped grooves (12) are provided with ventilation openings (2); a V-shaped transit tube (3) and an L-shaped air duct (4) are embedded in the N-shaped groove (12); a fan is arranged in the L-shaped air duct (4); the top of the box body (1) is provided with a heat dissipation opening (5), and the heat dissipation opening (5) is provided with a box cover (6); two ends of the bottom surface of the box cover (6) are respectively connected with a lug boss (8) at the bottom of the heat dissipation port (5) through a lifting rod (7); a heat insulation plate (9) which is vertically arranged is arranged in the center of the inner cavity of the box body (1); the top of the cavity on the two sides of the heat insulation plate (9) is respectively provided with a temperature sensor (10), and the temperature sensors (10) are electrically connected with a display screen (11) arranged on the front surface of the box body (1) through a PLC control panel.

2. The distribution box for municipal engineering according to claim 1, wherein: a box cover sealing strip (13) is arranged at the edge of the heat dissipation opening (5) at the top of the box body (1); the front end of the box body (1) is provided with a mounting opening (14), and the edge of the mounting opening (14) is provided with a box door sealing strip (15); a hinge (16) is arranged on one side of the mounting opening (14); the hinge (16) is connected with the box door (17); a lock catch (18) is arranged on the other side of the mounting opening (14), and the lock catch (18) is buckled with a handle (19) on the box door (17); the center of the upper parts of the two outer sides of the box body (1) is provided with a carrying groove (20); a rotating handle (21) is arranged in the carrying groove (20).

3. The distribution box for municipal engineering according to claim 2, wherein: and a drawer (22) is arranged on the L-shaped air guide pipe (4), and dust covers (23) are arranged at the drawer (22) of the L-shaped air guide pipe (4) and the air inlet of the V-shaped transit pipe (3).