A kind of construction protection distribution box
Technical field
The present invention relates to a kind of Building class Protection Product, more particularly to a kind of construction protection distribution box.
Background technology
Construction refers to the production activity of engineering construction implementation phase, is the building course of all kinds of buildings, can also
Say it is various lines on design drawing, in specified place, become process in kind.It includes basic engineering construction, master
Body structure construction, roof construction, decorative engineering construction etc..The place of construction operation is referred to as " construction site " or cried
" job site ", is also named building site.
Construction is because the appliance power used is big, when carrying out distribution operation, fuel factor caused by substantial amounts of electric current
Accumulation can cause greatly to damage to circuit element, it is therefore desirable to the transformation certain to distribution box progress, and traditional distribution box
Radiating effect is poor, adaptation to environment is poor, is subject to destroy, therefore needs a kind of good heat dissipation effect of research and development badly, environment is used
Ability is strong, is not easily susceptible to the construction protection distribution box of damage.
The content of the invention
(1) technical problems to be solved
Traditional distribution box radiating effect is poor, adaptation to environment is poor, is subject to lacking for destruction in order to overcome by the present invention
Point, the technical problem to be solved in the present invention is to provide a kind of good heat dissipation effect, to strong environmental adaptability, be not easily susceptible to damage
Construction protection distribution box.
(2) technical scheme
In order to solve the above-mentioned technical problem, the invention provides such a construction protection distribution box, include
Distribution box, protection mechanism, bracing wire, draw ring and ventilating mechanisms, the inside of distribution box are provided with protection mechanism, the movement of protection mechanism
It is connected with bracing wire on part, the tail end of bracing wire is connected with draw ring, and the left end of distribution box is provided with ventilating mechanisms, at the top of distribution box
The right side of left side and bottom is provided with threading hole.
Preferably, protection mechanism includes pull bar, spring base, the first spring, L-type plate and fusible link, distribution box bottom
Center-right position is provided with first through hole, is provided with pull bar in first through hole, the top of pull bar is provided with spring base, spring base and distribution
The first spring is connected between case, pull bar passes through the first spring, and distribution box bottom is provided with the left and right sides of the position of first through hole
L-type plate is arranged with, fusible link is placed with L-type plate, pull bar is through first through hole and is provided with its bottom and fusible link cooperation
Fixing groove, bracing wire is connected to the top of pull bar.
Preferably, ventilating mechanisms include the first circular cylinder, mounting rod, motor, blade and the first web plate, distribution box bottom
Left side be provided with the first circular cylinder with distribution box inner space UNICOM, is provided with mounting rod, the right side of mounting rod in the first circular cylinder
Side is provided with motor, and blade is connected with the output shaft of motor, and the right side air-out position of the first circular cylinder is provided with the first web plate.
Preferably, sealing mechanism is also included, the position that distribution box is provided with threading hole is provided with sealing mechanism, sealing mechanism
Include the second circular cylinder, swing seat, the first pressing plate, second spring, buffering sponge and bolt, threading hole is provided with and distribution box
Second circular cylinder of inner space UNICOM, the second circular medial wall of the tube are provided with swing seat, the first pressure are hingedly connected with swing seat
Second spring, the bottom of the first pressing plate and the second circular cylinder are connected between the inner roof wall of plate, the first pressing plate and the second circular cylinder
Interior downside wall on be equipped with buffering sponge, the centre at the top of the second circular cylinder is provided with screwed hole, is provided with screwed hole and matches somebody with somebody therewith
The bolt of conjunction.
Preferably, fixed mechanism is also included, the left and right ends at the top of distribution box are symmetrically installed with fixed mechanism, fixed machine
Structure includes the first pole, connecting rod, the second pole, limited block and lock, and the top vertical of distribution box is connected with the first pole, the
The rear side level of one pole inwards be connected with connecting rod, the rear side of connecting rod is provided with the second pole, opened in the middle part of the second pole
There is the second through hole, connecting rod passes through the second through hole, and the rear end of connecting rod is provided with third through-hole, and connecting rod is provided with limited block, limit
Position block is provided with matched lock between the second through hole and third through-hole in third through-hole.
Preferably, the second web plate is also included, the top on the right side of distribution box is provided with the with distribution box inner space UNICOM
Two web plates.
Preferably, L-type baffle plate is also included, the right side at the top of distribution box is connected with L-type baffle plate.
Preferably, button, the second pressing plate and indicator lamp are also included, the left side horizontal connection of spring base has the second pressing plate,
The interior downside wall of distribution box is provided with button, and button is located at the underface of the second pressing plate, and the top of distribution box is provided with indicator lamp, pressed
There is circuit connection between button and indicator lamp.
Preferably, also include fixed block and heater strip, fixed block is arranged with the top and bottom of the first circular cylinder, Gu
Determine the side to the left that block is located at the first circular cylinder air-out position, heater strip to be connected between the fixed block of both up and down.
Operation principle:After the present invention is installed, cable is entered in distribution box and connected by threading hole
In operating position, protection mechanism can protect when fire occurs by bracing wire by the draw ring bracing wire hung on contactor and and
When power off, while ventilating mechanisms can prevent distribution in-box electric appliance accumulated temperature generate heat.
Because protection mechanism includes pull bar, spring base, the first spring, L-type plate and fusible link, the centre of distribution box bottom
Position to the right is provided with first through hole, is provided with pull bar in first through hole, and the top of pull bar is provided with spring base, spring base and distribution box it
Between be connected with the first spring, pull bar passes through the first spring, and the left and right sides that distribution box bottom is provided with the position of first through hole is symmetrical
Provided with L-type plate, fusible link is placed with L-type plate, pull bar passes through first through hole and is provided with its bottom to be consolidated with what fusible link coordinated
Determine groove, bracing wire is connected to the top of pull bar.During generation fire incident, fusible link fuses at high temperature, in the effect of the first spring
Pull bar is driven to move down under power, pull bar moves downwards through bracing wire and drives draw ring to move down, and draw ring, which moves down, to incite somebody to action
Contactor is closed, and so can reach the effect powered off in time.
Because ventilating mechanisms include the first circular cylinder, mounting rod, motor, blade and the first web plate, distribution box bottom
Left side is provided with the first circular cylinder with distribution box inner space UNICOM, and mounting rod, the right side of mounting rod are provided with the first circular cylinder
Motor is installed, blade is connected with the output shaft of motor, the right side air-out position of the first circular cylinder is provided with the first web plate.Start
Motor work, motor driven blade rotate, blade rotate produce air-flow by the first circular cylinder enter distribution box in, so can will
One suitable environment of maintenance in distribution box, ensures internal electrical equipment normal operation, and debris can be blocked in the by the first web plate
The outside of one circular cylinder, prevent from damaging the electronic component in distribution box.
Because also including sealing mechanism, the position that distribution box is provided with threading hole is provided with sealing mechanism, sealing mechanism bag
Included the second circular cylinder, swing seat, the first pressing plate, second spring, buffering sponge and bolt, threading hole be provided with distribution box
Second circular cylinder of portion space UNICOM, the second circular medial wall of the tube are provided with swing seat, the first pressing plate are hingedly connected with swing seat,
Second spring is connected between first pressing plate and the inner roof wall of the second circular cylinder, the bottom of the first pressing plate is interior with the second circular cylinder
It is equipped with downside wall and buffers sponge, the centre at the top of the second circular cylinder is provided with screwed hole, is provided with screwed hole matched
Bolt.Operator turns bolt so that the first pressing plate forms certain space with buffering sponge, by cable through the first pressing plate and
Buffer in spongiotic space, turn bolt again, bolt drives the first pressing plate to be moved down by fulcrum of swing seat, by line
Cable can stop turning fixing bolt after being fixed on buffering sponge, can so provide a closed environment, prevent miscellaneous
Thing enters in distribution box to be damaged to circuit.
Because also including fixed mechanism, the left and right ends at the top of distribution box are symmetrically installed with fixed mechanism, fixed mechanism
Including the first pole, connecting rod, the second pole, limited block and lock, the top vertical of distribution box is connected with the first pole, and first
The rear side level of pole inwards be connected with connecting rod, the rear side of connecting rod is provided with the second pole, is provided with the middle part of the second pole
Second through hole, connecting rod pass through the second through hole, and the rear end of connecting rod is provided with third through-hole, and connecting rod is provided with limited block, spacing
Block is provided with matched lock between the second through hole and third through-hole in third through-hole.The present invention will lock after installing
Hang on third through-hole, the present invention can be fixed on to specific position after lock is pinned, prevent from making this hair because of extraneous factor
Bright loss and movement.
Because also including the second web plate, the top on the right side of distribution box is provided with the second net with distribution box inner space UNICOM
Plate.Second web plate can make distribution box air circulation, coordinate ventilating mechanisms to protect distribution box internal environment.
Because also including L-type baffle plate, the right side at the top of distribution box is connected with L-type baffle plate.L-type baffle plate can prevent rainwater
The circuit of inside is caused to damage into distribution box.
Because also including button, the second pressing plate and indicator lamp, the left side horizontal connection of spring base has the second pressing plate, distribution
The interior downside wall of case is provided with button, and button is located at the underface of the second pressing plate, and the top of distribution box is provided with indicator lamp, button with
There is circuit connection between indicator lamp.When protection mechanism in fire at work, band flexible spring seat moves down, and spring base is to moving down
Dynamic that the second pressing plate can be driven to move down, while circuitry cuts, the second pressing plate touches button, and button is by indicator lamp
Circuit is connected, and prompts people's circuitry cuts, can so improve the using effect of the present invention.
Because also including fixed block and heater strip, fixed block is arranged with the top and bottom of the first circular cylinder, it is fixed
Block is located at the side to the left of the first circular cylinder air-out position, and heater strip is connected between the fixed block of both up and down.When in distribution box
Portion's environment can now connect the circuit of heater strip, heating wire works are to through ventilating mechanisms due to extraneous change and by the time of tide
Caused air-flow is heated, and the air-flow after heating can keep the environmental drying in distribution box so that electronic component can be just
Often operation.
(3) beneficial effect
The present invention carries out certain maintenance to the environment in distribution box, together by the cooperation of protection mechanism and ventilating mechanisms
When can adapt to different environment, recycle the optimization of sealing mechanism and fixed mechanism, reached good heat dissipation effect, environment is made
With ability it is strong, be not easily susceptible to the effect of damage.
Brief description of the drawings
Fig. 1 is the first main structure diagram of the present invention.
Fig. 2 is second of main structure diagram of the present invention.
Fig. 3 is the left view structural representation of fixed mechanism of the present invention.
Fig. 4 is the third main structure diagram of the present invention.
Mark in accompanying drawing for:1- distribution boxs, 2- protection mechanisms, 21- first through hole, 22- pull bars, 23- spring bases, 24-
First spring, 25-L templates, 26- fusible links, 27- fixing grooves, 3- bracing wires, 4- draw rings, 5- ventilating mechanisms, the circular cylinders of 51- first,
52- mounting rods, 53- motors, 54- blades, the web plates of 55- first, 6- threading holes, 7- sealing mechanisms, the circular cylinders of 71- second, 72- pendulum
Dynamic seat, the pressing plates of 73- first, 74- second springs, 75- buffering sponges, 76- screwed holes, 77- bolts, 8- fixed mechanisms, 81- first
Pole, 82- connecting rods, the poles of 83- second, the through holes of 84- second, 85- limited blocks, 86- third through-holes, 87- locks, the nets of 9- second
Plate, 10-L type baffle plates, 11- buttons, the pressing plates of 12- second, 13- indicator lamps, 14- fixed blocks, 15- heater strips.
Embodiment
The present invention is further illustrated with reference to the accompanying drawings and examples.
Embodiment 1
A kind of construction protection distribution box, as Figure 1-4, include distribution box 1, protection mechanism 2, bracing wire 3, drawing
Ring 4 and ventilating mechanisms 5, the inside of distribution box 1 are provided with protection mechanism 2, bracing wire 3 are connected with the moving parts of protection mechanism 2,
The tail end of bracing wire 3 is connected with draw ring 4, and the left end of distribution box 1 is provided with ventilating mechanisms 5, the left side at the top of distribution box 1 and bottom
Right side is provided with threading hole 6.
Embodiment 2
A kind of construction protection distribution box, as Figure 1-4, include distribution box 1, protection mechanism 2, bracing wire 3, drawing
Ring 4 and ventilating mechanisms 5, the inside of distribution box 1 are provided with protection mechanism 2, bracing wire 3 are connected with the moving parts of protection mechanism 2,
The tail end of bracing wire 3 is connected with draw ring 4, and the left end of distribution box 1 is provided with ventilating mechanisms 5, the left side at the top of distribution box 1 and bottom
Right side is provided with threading hole 6.
Protection mechanism 2 includes pull bar 22, spring base 23, the first spring 24, L-type plate 25 and fusible link 26, the bottom of distribution box 1
The center-right position in portion is provided with first through hole 21, is provided with pull bar 22 in first through hole 21, the top of pull bar 22 is provided with spring base
23, the first spring 24 is connected between spring base 23 and distribution box 1, pull bar 22 passes through the first spring 24, and the bottom of distribution box 1 is provided with
L-type plate 25 is arranged with left and right sides of the position of first through hole 21, fusible link 26 is placed with L-type plate 25, pull bar 22 passes through
First through hole 21 is simultaneously provided with the fixing groove 27 coordinated with fusible link 26 in its bottom, and bracing wire 3 is connected to the top of pull bar 22.
Embodiment 3
A kind of construction protection distribution box, as Figure 1-4, include distribution box 1, protection mechanism 2, bracing wire 3, drawing
Ring 4 and ventilating mechanisms 5, the inside of distribution box 1 are provided with protection mechanism 2, bracing wire 3 are connected with the moving parts of protection mechanism 2,
The tail end of bracing wire 3 is connected with draw ring 4, and the left end of distribution box 1 is provided with ventilating mechanisms 5, the left side at the top of distribution box 1 and bottom
Right side is provided with threading hole 6.
Protection mechanism 2 includes pull bar 22, spring base 23, the first spring 24, L-type plate 25 and fusible link 26, the bottom of distribution box 1
The center-right position in portion is provided with first through hole 21, is provided with pull bar 22 in first through hole 21, the top of pull bar 22 is provided with spring base
23, the first spring 24 is connected between spring base 23 and distribution box 1, pull bar 22 passes through the first spring 24, and the bottom of distribution box 1 is provided with
L-type plate 25 is arranged with left and right sides of the position of first through hole 21, fusible link 26 is placed with L-type plate 25, pull bar 22 passes through
First through hole 21 is simultaneously provided with the fixing groove 27 coordinated with fusible link 26 in its bottom, and bracing wire 3 is connected to the top of pull bar 22.
Ventilating mechanisms 5 include the first circular cylinder 51, mounting rod 52, motor 53, the web plate 55 of blade 54 and first, distribution box
The left side of 1 bottom is provided with the first circular cylinder 51 with the inner space UNICOM of distribution box 1, and mounting rod is provided with the first circular cylinder 51
52, the right side of mounting rod 52 is provided with motor 53, and blade 54, the right side of the first circular cylinder 51 are connected with the output shaft of motor 53
Air-out position is provided with the first web plate 55.
Embodiment 4
A kind of construction protection distribution box, as Figure 1-4, include distribution box 1, protection mechanism 2, bracing wire 3, drawing
Ring 4 and ventilating mechanisms 5, the inside of distribution box 1 are provided with protection mechanism 2, bracing wire 3 are connected with the moving parts of protection mechanism 2,
The tail end of bracing wire 3 is connected with draw ring 4, and the left end of distribution box 1 is provided with ventilating mechanisms 5, the left side at the top of distribution box 1 and bottom
Right side is provided with threading hole 6.
Protection mechanism 2 includes pull bar 22, spring base 23, the first spring 24, L-type plate 25 and fusible link 26, the bottom of distribution box 1
The center-right position in portion is provided with first through hole 21, is provided with pull bar 22 in first through hole 21, the top of pull bar 22 is provided with spring base
23, the first spring 24 is connected between spring base 23 and distribution box 1, pull bar 22 passes through the first spring 24, and the bottom of distribution box 1 is provided with
L-type plate 25 is arranged with left and right sides of the position of first through hole 21, fusible link 26 is placed with L-type plate 25, pull bar 22 passes through
First through hole 21 is simultaneously provided with the fixing groove 27 coordinated with fusible link 26 in its bottom, and bracing wire 3 is connected to the top of pull bar 22.
Ventilating mechanisms 5 include the first circular cylinder 51, mounting rod 52, motor 53, the web plate 55 of blade 54 and first, distribution box
The left side of 1 bottom is provided with the first circular cylinder 51 with the inner space UNICOM of distribution box 1, and mounting rod is provided with the first circular cylinder 51
52, the right side of mounting rod 52 is provided with motor 53, and blade 54, the right side of the first circular cylinder 51 are connected with the output shaft of motor 53
Air-out position is provided with the first web plate 55.
Also include sealing mechanism 7, the position that distribution box 1 is provided with threading hole 6 is provided with sealing mechanism 7, and sealing mechanism 7 wraps
The second circular cylinder 71, swing seat 72, the first pressing plate 73, second spring 74, buffering sponge 75 and bolt 77 are included, on threading hole 6
Provided with the second circular cylinder 71 with the inner space UNICOM of distribution box 1, the madial wall of the second circular cylinder 71 is provided with swing seat 72, swing seat
The first pressing plate 73 is hingedly connected with 72, second spring is connected between the first pressing plate 73 and the inner roof wall of the second circular cylinder 71
74, the bottom of the first pressing plate 73 is pushed up with being equipped with buffering sponge 75, the second circular cylinder 71 on the interior downside wall of the second circular cylinder 71
The centre in portion is provided with screwed hole 76, and matched bolt 77 is provided with screwed hole 76.
Also include fixed mechanism 8, the left and right ends at the top of distribution box 1 are symmetrically installed with fixed mechanism 8, fixed mechanism 8
Include the first pole 81, connecting rod 82, the second pole 83, limited block 85 and lock 87, the top vertical of distribution box 1 is connected with the
One pole 81, the rear side level of the first pole 81 inwards be connected with connecting rod 82, the rear side of connecting rod 82 is provided with the second pole
83, the middle part of the second pole 83 is provided with the second through hole 84, and connecting rod 82 passes through the second through hole 84, and the rear end of connecting rod 82 is provided with
Three through holes 86, connecting rod 82 are provided with limited block 85, and limited block 85 is between the second through hole 84 and third through-hole 86, threeway
Matched lock 87 is provided with hole 86.
Also include the second web plate 9, the top on the right side of distribution box 1 is provided with the second net with the inner space UNICOM of distribution box 1
Plate 9.
Also include L-type baffle plate 10, the right side at the top of distribution box 1 is connected with L-type baffle plate 10.
Also include button 11, the second pressing plate 12 and indicator lamp 13, the left side horizontal connection of spring base 23 has the second pressing plate
12, the interior downside wall of distribution box 1 is provided with button 11, and button 11 is located at the underface of the second pressing plate 12, and the top of distribution box 1 is set
There is indicator lamp 13, there is circuit connection between button 11 and indicator lamp 13.
Also including fixed block 14 and heater strip 15, the top and bottom of the first circular cylinder 51 are arranged with fixed block 14,
Fixed block 14 is located at the side to the left of the air-out position of the first circular cylinder 51, and heater strip is connected between the fixed block 14 of both up and down
15。
Operation principle:After the present invention is installed, cable is entered in distribution box 1 and connected by threading hole 6
Operating position is connected on, protection mechanism 2, which can be protected, is drawn the draw ring 4 hung on contactor by bracing wire 3 when fire occurs
Line 3 and power off in time, while ventilating mechanisms 5 can prevent in distribution box 1 electrical equipment accumulated temperature to generate heat.
Because protection mechanism 2 includes pull bar 22, spring base 23, the first spring 24, L-type plate 25 and fusible link 26, distribution
The center-right position of the bottom of case 1 is provided with first through hole 21, is provided with pull bar 22 in first through hole 21, the top of pull bar 22 is provided with bullet
Spring abutment 23, is connected with the first spring 24 between spring base 23 and distribution box 1, pull bar 22 passes through the first spring 24, the bottom of distribution box 1
It is provided with left and right sides of the position of first through hole 21 and is arranged with L-type plate 25, fusible link 26, pull bar 22 is placed with L-type plate 25
The fixing groove 27 coordinated with fusible link 26 is provided with through first through hole 21 and in its bottom, bracing wire 3 is connected to the top of pull bar 22.
During generation fire incident, fusible link 26 fuses at high temperature, drives pull bar 22 to move down under the active force of the first spring 24,
Pull bar 22 moves downwards through bracing wire 3 and drives draw ring 4 to move down, and draw ring 4, which moves down, to close contactor, so
It can reach the effect powered off in time.
Because ventilating mechanisms 5 include the first circular cylinder 51, mounting rod 52, motor 53, the web plate 55 of blade 54 and first, match somebody with somebody
The left side of the bottom of electronic box 1 is provided with the first circular cylinder 51 with the inner space UNICOM of distribution box 1, and installation is provided with the first circular cylinder 51
Bar 52, the right side of mounting rod 52 are provided with motor 53, and blade 54, the right side of the first circular cylinder 51 are connected with the output shaft of motor 53
Side air-out position is provided with the first web plate 55.Start motor 53 to work, motor 53 rotates with movable vane piece 54, and blade 54, which rotates, produces gas
Stream is entered in distribution box 1 by the first circular cylinder 51, so can be by one suitable environment of maintenance in distribution box 1, in guarantee
Debris can be blocked in the outside of the first circular cylinder 51, prevent in distribution box 1 by portion's electrical equipment normal operation, the first web plate 55
Electronic component damages.
Because also including sealing mechanism 7, the position that distribution box 1 is provided with threading hole 6 is provided with sealing mechanism 7, sealer
Structure 7 includes the second circular cylinder 71, swing seat 72, the first pressing plate 73, second spring 74, buffering sponge 75 and bolt 77, threading
Hole 6 is provided with the second circular cylinder 71 with the inner space UNICOM of distribution box 1, and the madial wall of the second circular cylinder 71 is provided with swing seat 72,
The first pressing plate 73 is hingedly connected with swing seat 72, second is connected between the first pressing plate 73 and the inner roof wall of the second circular cylinder 71
Spring 74, the bottom of the first pressing plate 73 is with being equipped with buffering sponge 75, the second circular cylinder on the interior downside wall of the second circular cylinder 71
The centre at 71 tops is provided with screwed hole 76, and matched bolt 77 is provided with screwed hole 76.Operator turns bolt 77 so that
First pressing plate 73 forms certain space with buffering sponge 75, the sky that cable is formed through the first pressing plate 73 and buffering sponge 75
Between in, turn bolt 77 again, bolt 77 drives the first pressing plate 73 to be moved down with swing seat 72 for fulcrum, and cable is fixed on
It can stop turning fixing bolt 77 after on buffering sponge 75, a closed environment can be so provided, prevent debris from entering
Enter and circuit is damaged in distribution box 1.
Because also including fixed mechanism 8, the left and right ends at the top of distribution box 1 are symmetrically installed with fixed mechanism 8, fixed machine
Structure 8 includes the first pole 81, connecting rod 82, the second pole 83, limited block 85 and lock 87, the top vertical connection of distribution box 1
Have the first pole 81, the rear side level of the first pole 81 inwards be connected with connecting rod 82, the rear side of connecting rod 82 is provided with second
Pole 83, the middle part of the second pole 83 are provided with the second through hole 84, and connecting rod 82 passes through the second through hole 84, and the rear end of connecting rod 82 is opened
There is third through-hole 86, connecting rod 82 is provided with limited block 85, and limited block 85 is between the second through hole 84 and third through-hole 86, and
Matched lock 87 is provided with three through holes 86.The present invention hangs over lock 87 on third through-hole 86 after installing, by the lock of lock 87
87 live after the present invention can be fixed on to specific position, prevent from making because of extraneous factor the present invention to lose and mobile.
Because also including the second web plate 9, the top on the right side of distribution box 1 is provided with the with the inner space UNICOM of distribution box 1
Two web plates 9.Second web plate 9 can make the air circulation of distribution box 1, coordinate ventilating mechanisms 5 to protect the internal environment of distribution box 1
Shield.
Because also including L-type baffle plate 10, the right side at the top of distribution box 1 is connected with L-type baffle plate 10.L-type baffle plate 10 can
Prevent rainwater enters in distribution box 1 from causing to damage to the circuit of inside.
Because also including button 11, the second pressing plate 12 and indicator lamp 13, the left side horizontal connection of spring base 23 has second
Pressing plate 12, the interior downside wall of distribution box 1 are provided with button 11, and button 11 is located at the underface of the second pressing plate 12, the top of distribution box 1
Portion is provided with indicator lamp 13, there is circuit connection between button 11 and indicator lamp 13.When protection mechanism 2 in fire at work, drive
Spring base 23 moves down, and spring base 23, which moves down, can drive the second pressing plate 12 to move down, while circuitry cuts,
Second pressing plate 12 touches button 11, and button 11 connects the circuit of indicator lamp 13, prompts people's circuitry cuts, can so carry
The using effect of the high present invention.
Because also including fixed block 14 and heater strip 15, the top and bottom of the first circular cylinder 51 are arranged with fixed block
14, fixed block 14 is located at the side to the left of the air-out position of the first circular cylinder 51, and heating is connected between the fixed block 14 of both up and down
Silk 15.When the internal environment of distribution box 1 is due to the change in the external world and by the time of tide, the circuit of heater strip 15, heating can be now connected
For the work of silk 15 to being heated through air-flow caused by ventilating mechanisms 5, the air-flow after heating can keep the environment in distribution box 1 to do
It is dry so that electronic component being capable of normal operation.
Embodiment described above only expresses the preferred embodiment of the present invention, and its description is more specific and detailed, but simultaneously
Therefore the limitation to the scope of the claims of the present invention can not be interpreted as.It should be pointed out that for one of ordinary skill in the art
For, without departing from the inventive concept of the premise, some deformations can also be made, improves and substitutes, these belong to this hair
Bright protection domain.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.