CN208820679U - A kind of control device of the reversed breaking circuit of metal-oxide-semiconductor - Google Patents
A kind of control device of the reversed breaking circuit of metal-oxide-semiconductor Download PDFInfo
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- CN208820679U CN208820679U CN201821770403.4U CN201821770403U CN208820679U CN 208820679 U CN208820679 U CN 208820679U CN 201821770403 U CN201821770403 U CN 201821770403U CN 208820679 U CN208820679 U CN 208820679U
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Abstract
The utility model discloses a kind of control devices of the reversed breaking circuit of metal-oxide-semiconductor, including mounting seat, shell, circuit board and fixture block, central position inside the mounting seat is fixed with radiator, and one end of radiator is evenly arranged with suction ventilator, the side of the mounting seat is equipped with shell, and central position of the mounting seat close to shell side is connected with shell, four corners of the shell are provided with screw hole, and it is connect by the first fixing bolt with mounting seat on screw hole, the shell is internally provided with cavity, the rubber resistance to compression layer is provided with flame-retardant layer far from the side of carbon steel enhancement layer, the outer application of the shell has polytetrafluoroethylene (PTFE) anti-corrosion layer.The utility model is provided with installation sheet, third fixing bolt is respectively and fixedly provided on installation sheet by being equipped with mounting seat, the edge of mounting seat, convenient for the fixed installation and disassembly of device, conducive to the use of device.
Description
Technical field
The utility model relates to control device technical field, the control of specially a kind of reversed breaking circuit of metal-oxide-semiconductor is filled
It sets.
Background technique
In Switching Power Supply application aspect, it is often necessary to which the regular turn-on and turn-off of metal-oxide-semiconductor, mos pipe are metal-oxides-
Semiconductor field effect transistor, because of the smaller more power saving of metal-oxide-semiconductor, they are in many applications instead of ambipolar
Transistor, many lithium battery charging circuits, battery protecting circuit can all guarantee forward and reverse all thorough pass with back-to-back metal-oxide-semiconductor
It is disconnected, and control device is needed in the reversed breaking circuit of metal-oxide-semiconductor to control the starting of motor, speed regulation, braking and reversed master
It enables.
The existing most structure of control device is simple, has a single function, and such device is not easy to be fixedly mounted and dismantle, simultaneously
The result of ventilating heat dissipation of such device is bad, and the internal amount of heat generated gathers and can not shed over time, can make circuit board
By heat ageing, there are the danger of electric leakage, also will affect the service life of device, and between the shell and pedestal of such device
Leakproofness is bad, is easy the use of device to be influenced, although the control device good airproof performance of part weldedization into ash or leak
But it is detrimental to turnaround of unit, and the intensity of such device is bad with compressive property, is easily damaged, does not also have fire-retardant function
Can, therefore it is badly in need of a kind of control device of reversed breaking circuit of metal-oxide-semiconductor to meet the needs of people.
Utility model content
The purpose of this utility model is to provide a kind of control devices of the reversed breaking circuit of metal-oxide-semiconductor, above-mentioned to solve
The existing control device proposed in background technique is not easy to that disassembly is fixedly mounted, and poor heat radiation, leakproofness is bad, does not have anti-
The function of fire and the problem of be easily damaged.
To achieve the above object, the utility model provides the following technical solutions: a kind of control of the reversed breaking circuit of metal-oxide-semiconductor
Device processed, including mounting seat, shell, circuit board and fixture block, the central position inside the mounting seat are fixed with heat dissipation
Device, and one end of radiator is evenly arranged with suction ventilator, the side of the mounting seat is equipped with shell, and mounting seat is close
The central position of shell side is connected with shell, and four corners of the shell are provided with screw hole, and on screw hole
It is connect by the first fixing bolt with mounting seat, the shell is internally provided with cavity, and the inner sidewall of cavity is provided with
Metal net layer, the inside of the cavity is fixed with mounting plate, and circuit board is equipped on mounting plate, and four of the circuit board turn
Pass through the second fixing bolt at angle to connect with mounting plate, the housing sidewall is internally provided with carbon steel enhancement layer, and carbon steel
The two sides of enhancement layer are provided with rubber resistance to compression layer, and the rubber resistance to compression layer is provided with fire-retardant far from the side of carbon steel enhancement layer
Layer, the outer application of the shell have polytetrafluoroethylene (PTFE) anti-corrosion layer.
Preferably, four corners of the mounting seat are mounted on installation sheet, and installation sheet is with mounting seat
Weldedization structure is respectively and fixedly provided with third fixing bolt on the installation sheet.
Preferably, the shell is evenly arranged with fixture block close to the side of mounting seat, and mounting seat is close to shell
Side is evenly arranged with the card slot being mutually matched with fixture block, and the junction of the fixture block and card slot is provided with rubber gasket.
Preferably, the radiator is equidistantly arranged with metal heat-conducting column close to the side of shell.
Preferably, the flame-retardant layer is internally provided with flame-retardant acrylic fibre single thread and flame-resistant terylene single thread, and flame-retardant acrylic fibre list
Yarn and flame-resistant terylene single thread mutually wind arrangement.
Preferably, the inside of the carbon steel enhancement layer is evenly arranged with reinforcing rib, and reinforcing rib is in dies.
Compared with prior art, the utility model has the beneficial effects that
(1) control device of the reversed breaking circuit of the metal-oxide-semiconductor is by being equipped with mounting seat, the edge of mounting seat
It is provided with installation sheet, third fixing bolt is respectively and fixedly provided on installation sheet, convenient for the fixed installation and disassembly of device, is conducive to device
Use.
(2) control device of the reversed breaking circuit of the metal-oxide-semiconductor is all provided with by being equipped with shell, four corners of shell
It is equipped with screw hole, carries out locking limit, while shell and installation bottom uniformly through the first fixing bolt between shell and mounting seat
The junction of seat is evenly arranged with fixture block, is evenly arranged in mounting seat and the mutually matched card slot of fixture block, card slot and fixture block
Between be provided with rubber gasket, further increase the tight type connected between shell and mounting seat, increase device sealing
Property, avoid water body and dust from penetrating into internal.
(3) control device of the reversed breaking circuit of the metal-oxide-semiconductor is by being equipped with radiator and suction ventilator, on radiator
It is evenly arranged with metal heat-conducting column, convenient for the heat that inside when absorption plant work generates, suction ventilator generates suction, heat is inhaled
Receive, the side wall of mounting seat is evenly arranged with heat release hole, convenient for the heat that sheds, avoid heat gather long do not dissipate make internal circuit board by
Heat ageing avoids the occurrence of electric leakage, improves the service life for extending device while safety.
(4) control device of the reversed breaking circuit of the metal-oxide-semiconductor by be equipped with carbon steel enhancement layer, rubber resistance to compression layer and
Flame-retardant layer so that convenient for improve device structural strength and compressive property so that device by the external world collision or squeeze when, no
It being easily damaged, the inside of flame-retardant layer is respectively arranged with the flame-retardant acrylic fibre single thread and flame-resistant terylene single thread of mutually winding arrangement, thus
So that flame-retardant layer internal structure stablize, avoid using when catch fire.
(5) control device of the reversed breaking circuit of the metal-oxide-semiconductor in shell by being equipped with mounting plate, on mounting plate
It is even to be provided with preformed hole, it is convenient for the fixed installation and disassembly of circuit board, preformed hole equidistantly arranges, convenient for fixed different big
The circuit board of small dimension, it is easy to use.
Detailed description of the invention
Fig. 1 is the positive structure diagram of the utility model；
Fig. 2 faces the schematic diagram of the section structure for the utility model；
Fig. 3 is the side elevational cross-section structural schematic diagram of the utility model；
Fig. 4 is the housing sidewall the schematic diagram of the section structure of the utility model；
Fig. 5 is amplification profile structural schematic diagram at A in Fig. 3 of the utility model.
In figure: 1, mounting seat；2, shell；3, the first fixing bolt；4, installation sheet；5, screw hole；6, cavity；7, metal mesh
Layer；8, circuit board；9, mounting plate；10, the second fixing bolt；11, third fixing bolt；12, suction ventilator；13, radiator；14,
Polytetrafluoroethylene (PTFE) anti-corrosion layer；15, flame-retardant layer；16, flame-retardant acrylic fibre single thread；17, flame-resistant terylene single thread；18, rubber resistance to compression layer；
19, carbon steel enhancement layer；20, reinforcing rib；21, fixture block；22, card slot；23, rubber gasket.
Specific embodiment
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 describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-5 is please referred to, a kind of embodiment provided by the utility model: a kind of control of the reversed breaking circuit of metal-oxide-semiconductor
Device, including mounting seat 1, shell 2, circuit board 8 and fixture block 21, the central position inside mounting seat 1 are fixed with heat dissipation
The model of device 13, radiator 13 can be T400i, and one end of radiator 13 is evenly arranged with suction ventilator 12, and radiator 13 is close
The side of shell 2 is equidistantly arranged with metal heat-conducting column, is convenient for uniform pickup heat, four corners of mounting seat 1 are pacified
Equipped with installation sheet 4, and installation sheet 4 and mounting seat 1 are weldedization structure, are respectively and fixedly provided with third on installation sheet 4 and fix
Bolt 11, convenient for the fixed installation and disassembly of device, the side of mounting seat 1 is equipped with shell 2, and shell 2 is close to mounting seat 1
Side be evenly arranged with fixture block 21, and mounting seat 1 is evenly arranged with close to the side of shell 2 and is mutually matched with fixture block 21
The junction of card slot 22, fixture block 21 and card slot 22 is provided with rubber gasket 23, further increases shell 2 and mounting seat 1
Between the tight type that connects, increase device leakproofness, avoid water body and dust from penetrating into internal, and mounting seat 1 is close to shell 2 one
The central position of side is connected with shell 2, and four corners of shell 2 are provided with screw hole 5, and by the on screw hole 5
One fixing bolt 3 is connect with mounting seat 1, and shell 2 is internally provided with cavity 6, and the inner sidewall of cavity 6 is provided with metal mesh
Layer 7, the inside of cavity 6 is fixed with mounting plate 9, and circuit board 8 is equipped on mounting plate 9, and four corners of circuit board 8 are logical
It crosses the second fixing bolt 10 to connect with mounting plate 9,2 side wall of shell is internally provided with carbon steel enhancement layer 19, carbon steel enhancement layer 19
Inside be evenly arranged with reinforcing rib 20, and reinforcing rib 20 is in dies, improves apparatus structure intensity, is not easy it
Damage, and the two sides of carbon steel enhancement layer 19 are provided with rubber resistance to compression layer 18, rubber resistance to compression layer 18 is far from carbon steel enhancement layer 19
Side is provided with flame-retardant layer 15, and flame-retardant layer 15 is internally provided with flame-retardant acrylic fibre single thread 16 and flame-resistant terylene single thread 17, and hinders
Fire the mutually winding arrangement of acrylic fibers single thread 16 and flame-resistant terylene single thread 17 so that the internal structure of flame-retardant layer 15 is stablized, avoid using
When catch fire, the outer application of shell 2 has polytetrafluoroethylene (PTFE) anti-corrosion layer 14.
Working principle: it in use, circuit board 8 is mounted on mounting plate 9 first, is evenly arranged on mounting plate 9 reserved
Shell 2 and mounting seat 1 are attached, the four of shell 2 by hole later convenient for circuit board 8 of different specifications and sizes is fixedly mounted
A corner is provided with screw hole 5, limit is fixed by the first fixing bolt 3 and mounting seat 1, shell 2 is close to installation bottom
The side of seat 1 is evenly arranged with fixture block 21, is provided with the card slot 22 being mutually matched with fixture block 21 in mounting seat 1, card slot 22 with
The junction of fixture block 21 is provided with rubber gasket 23, further increase connected between shell 2 and mounting seat 1 it is close
Property, it avoids water body and dust from penetrating into internal, device is fixed by installation by third fixing bolt 11 later, work in device
When inside generate heat, the metal heat-conducting column on radiator 13 absorbs heat, while suction ventilator 12 generates suction, and heat is inhaled
It receives, the side wall of mounting seat 1 is evenly arranged with heat release hole, and convenient for the heat that sheds, avoiding heat, poly- do not dissipate makes internal circuit board 8 long
By heat ageing, electric leakage is avoided the occurrence of, improves the service life for extending device while safety, is pacified in the inside of 2 side wall of shell
The structural strength and compressive property of device are improved equipped with carbon steel enhancement layer 19 and rubber resistance to compression layer 18 so that device by
When to external world's collision or squeezing, it is not easy to damage, while the inside of the flame-retardant layer 15 of device setting is respectively arranged with mutual winding
The flame-retardant acrylic fibre single thread 16 and flame-resistant terylene single thread 17 of arrangement, avoid using when catch fire, improve safety, 6 inner sidewall of cavity sets
It is equipped with metal net layer 7, by outside electromagnetic interference when the anti-locking apparatus of energy uses.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
Claims (6)
1. a kind of control device of the reversed breaking circuit of metal-oxide-semiconductor, including mounting seat (1), shell (2), circuit board (8) and card
Block (21), it is characterised in that: the internal central position of the mounting seat (1) is fixed with radiator (13), and radiator
(13) one end is evenly arranged with suction ventilator (12), and the side of the mounting seat (1) is equipped with shell (2), and mounting seat
(1) central position close to shell (2) side is connected with shell (2), and four corners of the shell (2) are provided with
Screw hole (5), and connect by the first fixing bolt (3) with mounting seat (1) on screw hole (5), the inside of the shell (2) is set
It is equipped with cavity (6), and the inner sidewall of cavity (6) is provided with metal net layer (7), the inside of the cavity (6) is fixed with mounting plate
(9), it and on mounting plate (9) is equipped with circuit board (8), four corners of the circuit board (8) pass through the second fixing bolt
(10) it is connect with mounting plate (9), shell (2) side wall is internally provided with carbon steel enhancement layer (19), and carbon steel enhancement layer
(19) two sides are provided with rubber resistance to compression layer (18), and side of the rubber resistance to compression layer (18) far from carbon steel enhancement layer (19) is equal
It is provided with flame-retardant layer (15), the outer application of the shell (2) has polytetrafluoroethylene (PTFE) anti-corrosion layer (14).
2. a kind of control device of the reversed breaking circuit of metal-oxide-semiconductor according to claim 1, it is characterised in that: the peace
Four corners of dress pedestal (1) are mounted on installation sheet (4), and installation sheet (4) and mounting seat (1) are weldedization
Structure is respectively and fixedly provided with third fixing bolt (11) on the installation sheet (4).
3. a kind of control device of the reversed breaking circuit of metal-oxide-semiconductor according to claim 1, it is characterised in that: the shell
Body (2) is evenly arranged with fixture block (21) close to the side of mounting seat (1), and mounting seat (1) is equal close to the side of shell (2)
Even to be provided with the card slot (22) being mutually matched with fixture block (21), the fixture block (21) and the junction of card slot (22) are provided with rubber
Glue gasket (23).
4. a kind of control device of the reversed breaking circuit of metal-oxide-semiconductor according to claim 1, it is characterised in that: described to dissipate
Hot device (13) is equidistantly arranged with metal heat-conducting column close to the side of shell (2).
5. a kind of control device of the reversed breaking circuit of metal-oxide-semiconductor according to claim 1, it is characterised in that: the resistance
Combustion layer (15) is internally provided with flame-retardant acrylic fibre single thread (16) and flame-resistant terylene single thread (17), and flame-retardant acrylic fibre single thread (16) and resistance
Fire terylene single thread (17) mutually winding arrangement.
6. a kind of control device of the reversed breaking circuit of metal-oxide-semiconductor according to claim 1, it is characterised in that: the carbon
The inside of steel enhancement layer (19) is evenly arranged with reinforcing rib (20), and reinforcing rib (20) is in dies.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821770403.4U CN208820679U (en) | 2018-10-30 | 2018-10-30 | A kind of control device of the reversed breaking circuit of metal-oxide-semiconductor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821770403.4U CN208820679U (en) | 2018-10-30 | 2018-10-30 | A kind of control device of the reversed breaking circuit of metal-oxide-semiconductor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208820679U true CN208820679U (en) | 2019-05-03 |
Family
ID=66280392
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821770403.4U Active CN208820679U (en) | 2018-10-30 | 2018-10-30 | A kind of control device of the reversed breaking circuit of metal-oxide-semiconductor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208820679U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113613442A (en) * | 2021-08-25 | 2021-11-05 | 杭州中芯微电子有限公司 | Small UWB positioning card |
-
2018
- 2018-10-30 CN CN201821770403.4U patent/CN208820679U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113613442A (en) * | 2021-08-25 | 2021-11-05 | 杭州中芯微电子有限公司 | Small UWB positioning card |
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