Utility model content
The main purpose of the utility model is to provide a kind of mine anti-explosion dry type change for combining explosion-proof and thermal diffusivity
Depressor, it is intended to solve defect existing for mine anti-explosion dry-type transformer in the prior art.
To achieve the above object, the utility model proposes technical solution be:
A kind of mine anti-explosion dry-type transformer, including cabinet, water-cooling system and air cooling system；The cabinet is in for cross section
The box cube of " n " font；The cabinet includes the through middle part shell of front end-plate, end plate and integrated molding and front and back
Body, the front end-plate are set to the front of the central enclosure, and the end plate is set to the rear portion of the central enclosure, described
Front end-plate and the end plate seal the central enclosure, and the front end-plate, the end plate and the central enclosure are equal
For high-strength stainless steel material；
The water-cooling system includes water cooling tube, water inlet pipe, outlet pipe, water pump and cooling water tank；The water cooling tube is shape
In the hollow tube of " n " shape, and multiple water cooling tubes are set to the box house, and the water cooling tube includes water inlet and water outlet
Mouth, the water inlet and the water outlet are arranged in the lower wall of the central enclosure；The water inlet pipe and the outlet pipe are equal
It is connected on the outside of the lower wall of the central enclosure, and is hollow tube parallel to each other, the water inlet is connected with the water inlet pipe
Logical, the water outlet is connected with the outlet pipe；The water inlet pipe and the outlet pipe are close to the position of the cooling water tank
It is communicated with water pump, the water pump is connected to setting with the cooling water tank；
The air cooling system includes air duct, air blower and air grid；The air duct is to be opened in the central enclosure wall
In continuous hollow pipeline, and around the central enclosure and along the axial direction of the central enclosure by the end plate direction before
Into extension；The air blower is set to outside the cabinet, and the air intake vent of the air blower is provided with the air grid；Institute
The input end for stating air duct is connected by blast pipe with the air blower, and the outlet end in the air duct is connected with discharge pipe.
Preferably, the transformer further includes transformation element, and the transformation element is set to the box house centre bit
It sets；The section of the water cooling tube is oblong, and the straight flange in the section of the water cooling tube is parallel to the end plate setting；It is multiple
The water cooling tube is equally spaced along the central enclosure axis direction, and the spacing is set as 8-10cm；The water cooling tube packet
Include high water cooling tube and low water cooling tube；The high water cooling tube is arranged around the transformation element；The height of the low water cooling tube is lower than
The high water cooling tube, and the neighbouring transformation element is arranged.
Preferably, multiple radiating fins are vertically installed in the outside wall surface for being parallel to the end plate of the water cooling tube,
And the radiating fin is parallel to the central enclosure bottom surface；Multiple radiating fin settings equally spaced from each other, spacing distance
For 2-4cm, and the radiating fin is the aluminium flake that thickness is no more than 0.2cm.
Preferably, the cooling water tank is fixed by the bracket in the end plate by lower part, the bracket and the rear end
Rubber sheet gasket is provided between plate；Mask is additionally provided at the top of the cooling water tank；The central enclosure bottom is additionally provided with shifting
Dynamic idler wheel.
Preferably, the wall thickness of the central enclosure is not less than 2cm；The cross section in the air duct is circle, and diameter is set
It is set to 1-1.5cm, the distance between described air duct of axially adjacent two is set as 3-4cm；In the central enclosure lower wall
The air duct be arranged in a staggered manner with the water inlet and the water outlet.
Preferably, the discharge pipe is disposed in proximity to the central enclosure top outer of the end plate, the air inlet
Pipe and the air blower are all set in the central enclosure top outer close to the front end-plate.
Preferably, high pressure leading-in box is provided on the front end-plate；The side of the high pressure leading-in box far from the front end-plate
2 high pressure entrance holes to wear cable are provided on face, the high pressure entrance hole is round, on the high pressure inlet wire hole wall
It is embedded with annular rubber ring；The high pressure sealing binding post for being arranged in the front end-plate is provided in the high pressure inlet wire case, it is described
High pressure sealing binding post and front end-plate insulation；
Low-pressure line-outgoing box is provided on the end plate；It is arranged on the side of the low-pressure line-outgoing box far from the end plate
There are 2 low-pressure line-outgoing holes to wear cable, the low-pressure line-outgoing hole is circle, is embedded with ring on the low-pressure line-outgoing hole wall
Shape rubber ring；The low pressure seal binding post for being arranged in the end plate, the low pressure seal are provided in the low-pressure line-outgoing case
Binding post and end plate insulation.
Preferably, it is provided with to break in the high pressure leading-in box and closes the emergency switch of high pressure inlet wire cable, it is described promptly to open
Close is that explosion-proof button formula switchs；The high pressure leading-in box further includes feeler lever, and the feeler lever is actively located in the high pressure leading-in box
Side wall, and one end of the feeler lever is contacted with the emergency switch, and the other end is set on the outside of the high pressure leading-in box.
Preferably, a plurality of sheet reinforcing rib is connected on the outside of the central enclosure；The vertical institute of the sheet reinforcing rib
State central enclosure setting, and be parallel to the front end-plate, the sheet reinforcing rib with a thickness of 0.2-0.5cm, the sheet adds
The height of strengthening tendons is 3-4cm, and it is 5-6cm that a plurality of sheet reinforcing rib, which is spaced each other distance,.
Preferably, the front end-plate and the end plate pass through high-strength bolt and are anchored on the central enclosure,
And seal washer is provided between the front end-plate and the central enclosure and between the end plate and the central enclosure；
It is provided with humidity sensor and dehumidizer in the central enclosure, is additionally provided with and the humidity sensor outside the central enclosure
The warning light of connection.
Compared with prior art, the utility model at least have it is following the utility model has the advantages that
The utility model proposes a kind of mine anti-explosion dry-type transformer, including cabinet, water-cooling system and air cooling system；Case
Body includes central enclosure, front end-plate and end plate, and three is made of high-strength stainless steel, wherein central enclosure be even more one at
Type, front end-plate and end plate are tightly connected with central enclosure respectively, and the machine of entire cabinet is effectively guaranteed by above-mentioned means
Tool intensity and leakproofness have outstanding explosion-proof performance.
By the way that water-cooling system is arranged, under the action of water pump, cooling water is according to cooling water tank → water pump → water inlet pipe → water
Cold pipe → outlet pipe → water pump → cooling water tank is recycled, and carries out efficient water cooling to transformer with this, air-cooled by being arranged
System, under the action of air blower, outside air enters then from air inlet around central enclosure inner wall flow progresses and from out
Air hose discharge, is efficiently gas-cooled to transformer with this, comprehensive two kinds of cooling heat radiation systems, so that the thermal diffusivity of this transformer
It can further be promoted；It is to reduce risk of explosion for the dust in mistake air filtering that air grid, which is arranged,；Simultaneously in central enclosure wall
In open up air duct also and can reinforce the impact resistance of central enclosure；The utility model proposes a kind of mine anti-explosion dry-type transformer
Explosion-proof and thermal diffusivity can be combined, structure is relatively simple, it is easy to accomplish and promote.
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describing, it is clear that described embodiment is only a part of the embodiment of the utility model, rather than all
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise
Under every other embodiment obtained, fall within the protection scope of the utility model.
It is to be appreciated that the directional instruction (such as up, down, left, right, before and after ...) of institute in the utility model embodiment
It is only used for explaining in relative positional relationship, the motion conditions etc. under a certain particular pose (as shown in the picture) between each component, such as
When the fruit particular pose changes, then directionality instruction also correspondingly changes correspondingly.
In addition, the description for being such as related to " first ", " second " in the present invention is used for description purposes only, and cannot manage
Solution is its relative importance of indication or suggestion or the quantity for implicitly indicating indicated technical characteristic.Define as a result, " the
One ", the feature of " second " can explicitly or implicitly include at least one of the features.It is " more in the description of the present invention,
It is a " it is meant that at least two, such as two, three etc., unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " connection ", " fixation " etc. should do broad sense reason
Solution, for example, " fixation " may be a fixed connection, may be a detachable connection, or integral；It can be mechanical connection, it can also
To be electrical connection；It can be directly connected, the connection inside two elements can also be can be indirectly connected through an intermediary
Or the interaction relationship of two elements, unless otherwise restricted clearly.It for the ordinary skill in the art, can be with
The concrete meaning of above-mentioned term in the present invention is understood as the case may be.
It in addition, the technical solution between each embodiment of the utility model can be combined with each other, but must be with ability
Based on domain those of ordinary skill can be realized, it will be understood that when the combination of technical solution appearance is conflicting or cannot achieve
The combination of this technical solution is not present, also not within the protection scope of the requires of the utility model.
The utility model proposes a kind of mine anti-explosion dry-type transformers.
As shown in attached drawing 1- attached drawing 8, transformer includes cabinet, water-cooling system and air cooling system, and cabinet is that cross section is in " n "
The box cube of font；Cabinet includes front end-plate 102, end plate 103 and is integrally formed and the through central enclosure in front and back
101, front end-plate 102 is set to the front of central enclosure 101, and end plate 103 is set to the rear portion of central enclosure 101, front end-plate
102 and end plate 103 be used to seal central enclosure 101, and front end-plate 102, end plate 103 and central enclosure 101 are height
Intensity stainless steel material.
The mechanical strength and leakproofness of entire cabinet are effectively guaranteed by above-mentioned means, there is outstanding explosion-proof
As shown in attached drawing 3, attached drawing 4 and attached drawing 8, water-cooling system includes water cooling tube 300, water inlet pipe 304, outlet pipe 309, water
Pump 305 and cooling water tank 306；Water cooling tube 300 is the hollow tube that shape is in " n " shape, and multiple water cooling tubes 300 are set in cabinet
Portion, water cooling tube 300 include water inlet 310 and water outlet 311, and water inlet 310 and water outlet 311 are arranged in central enclosure 101
Lower wall；Water inlet pipe 304 and outlet pipe 309 are all connected on the outside of the lower wall of central enclosure 101, and are parallel to each other hollow
Pipe, water inlet 310 are connected with water inlet pipe 304, and water outlet 311 is connected with outlet pipe 309；Water inlet pipe 304 and outlet pipe 309
Position close to cooling water tank 306 is communicated with water pump 305, and water pump 305 is connected to setting with cooling water tank 306.
By the way that water-cooling system is arranged, under the action of water pump 305, cooling water is by as follows: 306 → water pump of cooling water tank 305
305 → cooling water tank of → water inlet pipe 304 → water cooling tube, 300 → outlet pipe, 309 → water pump 306 is recycled, with this to transformer
Carry out efficient water cooling.
As shown in attached drawing 1, attached drawing 4 and attached drawing 5, air cooling system includes air duct 501, air blower 503 and air grid 504；
Air duct 501 is the continuous hollow pipeline being opened in 101 wall of central enclosure, and around entire central enclosure 101 and along middle part shell
The axial direction of body 101 is advanced by the direction of end plate 103 and is extended；Air blower 503 is set to outside cabinet, and air blower 503 enters
Air port is provided with air grid 504；The input end in air duct 501 is connected by blast pipe 502 with air blower 503, and air duct 501 goes out
Mouth end is connected with discharge pipe 505.
By the way that air cooling system is arranged, under the action of air blower 503, outside air enters air duct 501 from air grid 504
It is then discharged around 101 inner wall flow progresses of central enclosure and from discharge pipe 505, is efficiently gas-cooled with this to transformer,
Comprehensive two kinds of cooling heat radiation systems, so that the heat dissipation performance of this transformer is further promoted；It is for mistake that air grid 504, which is arranged,
Dust in air filtering reduces risk of explosion；Central enclosure can also be reinforced by opening up air duct 501 in 101 wall of central enclosure simultaneously
101 impact resistance；The utility model proposes a kind of mine anti-explosion dry-type transformer can combine explosion-proof and dissipate
Hot, structure is relatively simple, it is easy to accomplish and promote.
As shown in Fig. 3, transformer further includes transformation element 201, and transformation element 201 is set to inside central enclosure 101
Center；The section of water cooling tube 300 is oblong, and the straight flange in the section of water cooling tube 300 is parallel to the setting of end plate 103；
Multiple water cooling tubes 300 are equally spaced, and spacing is set as 8-10cm；Water cooling tube 300 includes high water cooling tube 301 and low water cooling tube
302, high water cooling tube 301 is arranged around transformation element 201, and the height of low water cooling tube 302 is lower than high water cooling tube 301, and neighbouring change
Element 201 is pressed to be arranged.
It is the contact area that oblong can increase its its interior air and box house air that water cooling tube 300, which is set as section,
Improving radiating effect；Material is saved while in order to guarantee heat dissipation effect, it is reasonable that the distance between each water cooling tube 300 should be arranged in
In the range of, the present embodiment is preferably 8cm；Setting 2 kinds of different height for water cooling tube 300 is to cooperate transformation element
As shown in Fig. 3, multiple heat radiating fins are vertically installed in the outside wall surface for being parallel to end plate 103 of water cooling tube 300
Piece 303, and radiating fin 303 is parallel to 101 bottom surface of central enclosure, radiating fin 303 can effectively increase water cooling tube 300 and air
Exchange the area of heat；Meanwhile for the heat dissipation effect of heat radiation fin 303, radiating fin 303 is set as aluminum sheet
Structure, the setting equally spaced from each other of radiating fin 303, and it is set to 2-4cm (the present embodiment is preferably 4cm), radiating fin
303 thickness is no more than 0.2cm (the present embodiment is preferably 0.2cm).
As shown in Fig. 4, cooling water tank 306 is fixed on end plate 103 by lower part, bracket 307 and rear end by bracket 307
It is provided with rubber sheet gasket between plate 103, is transmitted with reducing the vibration generated when cooling water tank 306 works to cabinet；Cooling water tank
306 tops are additionally provided with mask 308, to reduce influence of the cooling water tank 306 to transformer other elements；The central enclosure
101 bottoms are additionally provided with shifting roller 401, are used to driving transformer, to adapt to complex environment under mine.
Meanwhile the mechanical strength in order to guarantee central enclosure 101, the wall thickness of central enclosure 101 are not less than 2cm (this reality
Applying example is preferably 2cm)；The cross section in air duct 501 is circle, is more conducive to air in this way and flows in it, and diameter is set as 1-
1.5cm (the present embodiment 1 be preferably 1.2cm), to guarantee enough air mass flows, between the air duct 501 of axially adjacent two
Distance be set as 3-4cm (the present embodiment is preferably 3.5cm), to guarantee that there are enough total lengths in air duct 501；Meanwhile being located at
Air duct 501 in 101 lower wall of central enclosure is arranged in a staggered manner with water inlet 310 and water outlet 311.
As shown in Fig. 4, discharge pipe 505 is disposed in proximity to 101 top outer of central enclosure of end plate 103, blast pipe
502, air blower 503 and air grid 504 are all set in 101 top outer of central enclosure close to front end-plate 102, by blast pipe
502, it is because of position higher position that air blower 503, air grid 504 and discharge pipe 505, which are all set at the top of central enclosure 101,
Air quality is better than close to the air quality at ground.
As shown in attached drawing 2 and attached drawing 6, high pressure leading-in box 601 is provided on front end-plate 102；High pressure leading-in box 601 is far from before
2 high pressure entrance holes 602 to wear cable are provided on the side of end plate 102, high pressure entrance hole 602 is circle, high pressure
Annular rubber ring 605 is embedded on 602 wall of entrance hole；The high pressure sealing for being arranged in front end-plate 102 is provided in high pressure inlet wire case
Binding post 1001, high pressure sealing binding post 1001 and front end-plate 102 insulate；When transformer works, high pressure inlet wire cable is from high pressure
Entrance hole 602 enters high pressure leading-in box 601, and connect with the high pressure sealing binding post 1001 in box, on high pressure entrance hole 602
Annular rubber ring 605 can be kept in contact high pressure inlet wire cable with lift-off seal, and setting can be while inlet wire in this way
The high leakproofness of entire cabinet is kept, to promote the integrated explosion proof system performance of transformer.
As shown in attached drawing 2 and attached drawing 7, low-pressure line-outgoing box 701 is provided on end plate 103；Low-pressure line-outgoing box 701 is far from after
2 low-pressure line-outgoing holes 702 to wear cable are provided on the side of end plate 103, low-pressure line-outgoing hole 702 is circle, low pressure
Annular rubber ring 605 is embedded on 702 wall of outlet hole；The low pressure seal for being arranged in end plate 103 is provided in low-pressure line-outgoing case
Binding post 1002, low pressure seal binding post 1002 and end plate 103 insulate.When transformer works, in low-pressure line-outgoing cable and box
Low pressure seal binding post 1002 connect, be then pierced by from low-pressure line-outgoing hole 702, the annular rubber ring on low-pressure line-outgoing hole 702
605 can be kept in contact low-pressure line-outgoing cable with lift-off seal, and setting in this way can keep entire case while outlet
The high leakproofness of body, to promote the integrated explosion proof system performance of transformer.
As shown in attached drawing 1 and attached drawing 6, it is provided with to break in high pressure leading-in box 601 and closes the emergency switch of high pressure inlet wire cable
604, emergency switch 604 is explosion-proof button formula switch；High pressure leading-in box 601 further includes feeler lever 603, and feeler lever 603 wears the height
It is pressed into wire box 601, and one end of feeler lever 603 is contacted with emergency switch 604, the other end is set to 601 outside of high pressure leading-in box, touching
Bar 603 can move back and forth relative to high pressure leading-in box 601 and press emergency switch 604 with this；Emergency switch 604 is set to
Emergency switch 604 is manipulated indirectly in high pressure leading-in box 601 and with feeler lever 603, is set to emergency switch 604 compared to conventional
The mode directly manipulated outside box, it is safer, because the dust in air content in high pressure leading-in box 601 is well below box outer space
Content in gas is can be avoided in this way because exploding caused by pressing emergency switch 604 there may be spark.
As shown in Fig. 1, it is connected with a plurality of sheet reinforcing rib 801 on the outside of central enclosure 101, sheet reinforcing rib is set
801 are able to ascend the rigidity and shock resistance of central enclosure 101, moreover it is possible to enhance heat dissipation performance to a certain extent；While in order to
Guarantee said effect, sheet reinforcing rib 801 is arranged perpendicular to central enclosure 101, and is parallel to front end-plate 102, sheet reinforcing rib
801 with a thickness of 0.2-0.5cm (the present embodiment is preferably 0.3cm), the height of the sheet reinforcing rib 801 is 3-4cm (this reality
Applying example is preferably 4cm), the sheet adds the distance that is spaced each other of reinforcing rib to be 5-6cm (the present embodiment is preferably 6cm).
As shown in Fig. 3, front end-plate 102 and end plate 103 by high-strength bolt be anchored on central enclosure 101 it
On, further enhance the mechanical strength of cabinet；And between front end-plate 102 and central enclosure 101 and end plate 103 and central enclosure
Seal washer (not shown) is provided between 101, to guarantee sealing performance；Humidity sensor is additionally provided in central enclosure 101
Device 901 and dehumidizer 902 increase transformer to guarantee that the air in central enclosure 101 is maintained with a more dry environment
Safety；It is additionally provided with the warning light (not shown) connected with humidity sensor 901 outside central enclosure 101, works as central enclosure
Dehumidizer 902 in 101 will lead to humidity in central enclosure 101 and rise when being exhausted, so that it is glittering to mention to trigger alarm device
The staff that wakes up, which unpacks, replaces dehumidizer 902.
The above is only the preferred embodiment of the present invention, and therefore it does not limit the scope of the patent of the utility model,
Under all utility models in the utility model are conceived, equivalent structure made based on the specification and figures of the utility model
Transformation, or directly/be used in other related technical areas indirectly and be included in the scope of patent protection of the utility model.