CN208707554U - A kind of new structure for the fixed insulation of soft start heat sink - Google Patents
A kind of new structure for the fixed insulation of soft start heat sink Download PDFInfo
- Publication number
- CN208707554U CN208707554U CN201821620762.1U CN201821620762U CN208707554U CN 208707554 U CN208707554 U CN 208707554U CN 201821620762 U CN201821620762 U CN 201821620762U CN 208707554 U CN208707554 U CN 208707554U
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- heat sink
- bolt
- connecting piece
- shell
- insulated connecting
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Abstract
The utility model relates to a kind of new structures for the fixed insulation of soft start heat sink, including shell, the shell is equipped with the first conductive contact, second conductive contact, thyristor, upper heat sink and lower heat sink, first conductive contact is electrically connected with upper heat sink, second conductive contact is electrically connected with lower heat sink, the thyristor is located between heat sink and lower heat sink, insulated connecting piece is equipped between lower heat sink and the inside bottom surface of shell, the insulated connecting piece is equipped with screw rod in the side far from lower heat sink, the bottom surface of shell is equipped with the first through hole worn for screw rod, the end that screw rod stretches out shell is installed with nut, bolt is equipped on the upper heat sink and lower heat sink, insulated connecting piece is equipped with the first threaded hole being adapted to bolt, bolt rotation is set to insulated connecting piece.By using above scheme, a kind of new structure for the fixed insulation of soft start heat sink is provided, structure is simple, easy for installation.
Description
Technical field
It is especially a kind of for the new of the fixed insulation of soft start heat sink the utility model relates to circuit arrangement technical field
Type structure.
Background technique
Soft starter (soft activator) be it is a kind of collect electric machine soft starting, soft stop, light-load energy saving and multi-protective function in
The novel motor control assembly of one, foreign countries are known as Soft Starter, its main composition is to be serially connected with power supply and controlled electricity
Three-phase inverse parallel brake tube and its electronic control circuit between machine, the angle of flow of its internal thyristor of soft-starter control, make electricity
Machine input voltage is gradually increasing from zero with preset function relationship, until proceed-to-send, imparting motor full voltage, as soft start,
In Soft Start-up Process, electric motor starting torque is gradually increased, and revolving speed also gradually increases.
Existing soft activator, including shell, shell be equipped with conductive contact, thyristor, upper heat sink, lower heat sink with
And insulation board, thyristor are placed between heat sink and lower heat sink, lower heat sink is pressed on insulation board, and insulation board is pressed on
In the inside bottom surface of shell, upper heat sink, lower heat sink, insulation board and shell realize location and installation, the head of bolt by bolt
Portion is pressed on the upper surface of heat sink, and the bar portion of bolt sequentially passes through the bottom of heat sink, lower heat sink, insulation board and shell
Face, and be screwed on nut in the end that bolt stretches out shell.Above-mentioned technical proposal there are the problem of: sequentially passed through since bolt will pass through
The length of the bottom surface of upper heat sink, lower heat sink, insulation board and shell, bolt is longer, and the installation of bolt is inconvenient.
Summary of the invention
The utility model overcomes the deficiencies in the prior art, provides a kind of for the new of the fixed insulation of soft start heat sink
Type structure, structure is simple, easy for installation.
To achieve the goals above, the technical solution adopted in the utility model is: one kind is fixed for soft start heat sink
The new structure of insulation, including shell, the shell are equipped with the first conductive contact, the second conductive contact, thyristor, upper heat dissipation
Plate and lower heat sink, the first conductive contact are electrically connected with upper heat sink, and the second conductive contact is electrically connected with lower heat sink, the crystalline substance
Brake tube clip is set between upper heat sink and lower heat sink, and insulation connection is equipped between the lower heat sink and the inside bottom surface of shell
Part, the insulated connecting piece are equipped with screw rod in the side far from lower heat sink, and the bottom surface of shell is equipped with the worn for screw rod
One through-hole, the end that screw rod stretches out shell are installed with nut, are equipped with bolt on the upper heat sink and lower heat sink, insulate
Connector is equipped with the first threaded hole being adapted to bolt, and bolt rotation is set to insulated connecting piece.
By using above scheme, upper heat sink, thyristor, lower heat sink and insulated connecting piece are from top to bottom successively set
It sets, by metalwork and plastics integrated injection molding in insulated connecting piece, metalwork is equipped with the first threaded hole, outside insulated connecting piece
Side is adopted made of plastic, avoids lower heat sink and housing conductive, plays good insulation effect, insulated connecting piece be by screw rod with
Plastics integrated injection molding, the screw rod in insulated connecting piece are stretched out from first through hole, can be revolved in its end and be set nut, realize insulation
Connector is fixedly connected with shell, and connection structure is simple, easy to disassemble, and bolt is connect by insulated connecting piece with shell, can
The length of bolt is reduced, and during installation, first insulated connecting piece can be mounted on the bottom surface of shell, is then dissipated again by upper
Hot plate and lower heat sink are placed in insulated connecting piece, and by wearing bolt, the head of bolt is pressed on the upper surface of heat sink
On, the bar portion of bolt passes through upper heat sink and lower heat sink, and the rotation of its end is located in the first threaded hole of insulated connecting piece,
Upper heat sink, lower heat sink, insulated connecting piece can be achieved to be fixedly connected with shell, structure is simple, and bolt is easy for installation.
The utility model is further arranged so that the head of the bolt is pressed on the upper surface of heat sink, upper to dissipate
Hot plate is equipped with the second through-hole worn for the bar portion of bolt, and lower heat sink is equipped with the second screw thread set for the bar portion rotation of bolt
Hole.
It by using above scheme, is bolted between heat sink and lower heat sink by three groups on every group, is located at upper dissipate
The bolt at hot plate both ends is located in corresponding insulated connecting piece through the rotation of the second threaded hole respectively, the spiral shell in the middle part of upper heat sink
Bolt, which only revolves, to be located at the second threaded hole of lower heat sink, is not only able to achieve being stably connected with for heat sink and lower heat sink in this way,
Also it is able to achieve that lower heat sink is stable to be mounted in the inside bottom surface of shell.
The utility model is further arranged so that the bolt coat has insulation sleeve, and the shape of insulation sleeve and bolt is mutually fitted
Match, insulation sleeve includes pressure section and cannula portion, and pressure section is pressed on the upper surface of heat sink, and it is logical that cannula portion is inserted in second
Hole.
By using above scheme, since upper heat sink is electrically connected with the first conductive contact, in order to avoid upper heat sink with
Lower heat sink is directly connected by bolt, therefore sets insulation sleeve in bolt coat, and the head of bolt is placed in the pressure section of insulation sleeve
Interior, the bar portion that bolt passes through upper heat sink is placed in the cannula portion of insulation sleeve, and insulation sleeve is made of insulating materials such as plastics, is risen
To good insulation effect.
The utility model is further arranged so that the insulated connecting piece is arranged at column, the insulated connecting piece
Lateral surface is equipped with the operation portion of polygon.
By using above scheme, when insulated connecting piece is fixedly connected with the casing, due to being equipped on the outside of insulated connecting piece
The operation portion of polygon can clamp the operation portion with tools such as spanners, and limitation insulated connecting piece is rotated, such nut ability
It is tightened on the screw rod of insulated connecting piece, structure is simple, and design is reasonable.
The utility model is further described with reference to the accompanying drawing.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model embodiment；
Fig. 2 is the attachment structure schematic diagram of upper heat sink and lower heat sink；
Fig. 3 is the configuration schematic diagram of Fig. 2；
Fig. 4 is the bottom substance schematic diagram of shell；
Fig. 5 is the structural schematic diagram of insulated connecting piece；
Fig. 6 is the structural schematic diagram of insulation sleeve.
Specific embodiment
As shown in figs 1 to 6, a kind of new structure for the fixed insulation of soft start heat sink, including shell 1, shell 1
It is equipped with the first conductive contact 21, the second conductive contact 22, thyristor 3, upper heat sink 4 and lower heat sink 5, the first conductive contact
21, the second conductive contact 22, thyristor 3, upper heat sink 4 and lower heat sink 5 are provided with three groups, and the first conductive contact 21 passes through spiral shell
It follows closely to be fixedly connected with upper heat sink 4 and realizes being electrically connected for the two, the second conductive contact 22 connects by the way that screw and lower heat sink 5 are fixed
The electrical connection for realizing the two is connect, thyristor 3 is located between heat sink 4 and lower heat sink 5, and lower heat sink 5 is interior with shell 1
Insulated connecting piece 6 is equipped between the bottom surface of side, insulated connecting piece 6 is arranged at column, and the both ends of lower heat sink 5, which respectively correspond, to be provided with
One insulated connecting piece 6, insulated connecting piece 6 are fixedly connected with shell 1, are equipped with bolt 7 on upper heat sink 4 and lower heat sink 5,
Insulated connecting piece 6 is equipped with the first threaded hole 61 being adapted to bolt 7, and the rotation of bolt 7 is set to insulated connecting piece 6.Certainly insulation connects
Fitting 6 can also be integrated plate setting.
In the present embodiment, insulated connecting piece 6 is equipped with screw rod 62, screw rod 62 and plastics in the side far from lower heat sink 5
Integrated injection molding, the bottom surface of shell 1 are equipped with the first through hole 11 worn for screw rod 62, the screw rod 62 in insulated connecting piece 6
It is stretched out from first through hole 11, the end that screw rod 62 stretches out shell 1 is installed with nut 8, and realization insulated connecting piece 6 is consolidated with shell 1
Fixed connection, connection structure is simple, easy to disassemble.Certain insulated connecting piece 6 can also use the structure in double thread hole, in shell 1
Upper fixation has been wholely set positioning screw, and insulated connecting piece, which can directly revolve, is located at positioning screw.Certain insulated connecting piece may be used also
The modes such as welding are directlyed adopt to be directly anchored on shell 1.
In the present embodiment, the head of bolt 7 is pressed on the upper surface of heat sink 4, and upper heat sink 4 is equipped with for spiral shell
The second through-hole 41 that the bar portion of bolt 7 is worn, lower heat sink 5 are equipped with the second threaded hole 51 set for the bar portion rotation of bolt 7.Every group
It is connected between upper heat sink 4 and lower heat sink 5 by three groups of bolts 7, the bolt 7 positioned at upper 4 both ends of heat sink is respectively through second
The rotation of threaded hole 51 is located in corresponding insulated connecting piece 6, and 7, the bolt rotations positioned at upper 4 middle part of heat sink are located at lower heat sink 5
The second threaded hole 51 at, be not only able to achieve being stably connected with for heat sink 4 and lower heat sink 5 in this way, moreover it is possible to realize lower heat dissipation
Plate 5 is stable to be mounted in the inside bottom surface of shell 1.
In the present embodiment, it is cased with insulation sleeve 9 outside bolt 7, insulation sleeve 9 is adapted with the shape of bolt 7, and insulation sleeve 9 wraps
Pressure section 91 and cannula portion 92 are included, pressure section 91 is pressed on the upper surface of heat sink 4, and cannula portion 92 is inserted in the second through-hole
41, the head of bolt 7 is placed in the pressure section 91 of insulation sleeve 9, and the bar portion that bolt 7 passes through upper heat sink 4 is placed in the set of insulation sleeve 9
In pipe portion 92, good insulation effect is played absolutely.
In the present embodiment, the lateral surface of insulated connecting piece 6 is equipped with the operation portion 63 of polygon.
Above embodiments, only one kind of the utility model preferably specific embodiment, those skilled in the art are in this reality
It is included in the protection scope of the utility model with the usual variations and alternatives carried out in new technique aspects.
Claims (4)
1. a kind of new structure for the fixed insulation of soft start heat sink, including shell, it is conductive that the shell is equipped with first
Contact, the second conductive contact, thyristor, upper heat sink and lower heat sink, the first conductive contact are electrically connected with upper heat sink, and second
Conductive contact is electrically connected with lower heat sink, and the thyristor is located between heat sink and lower heat sink, it is characterised in that: institute
It states and is equipped with insulated connecting piece between lower heat sink and the inside bottom surface of shell, the insulated connecting piece is in one far from lower heat sink
Side is equipped with screw rod, and the bottom surface of shell is equipped with the first through hole worn for screw rod, and the end that screw rod stretches out shell is installed with nut,
Bolt is equipped on the upper heat sink and lower heat sink, insulated connecting piece is equipped with the first threaded hole being adapted to bolt,
Bolt rotation is set to insulated connecting piece.
2. a kind of new structure for the fixed insulation of soft start heat sink according to claim 1, it is characterised in that: institute
The head for stating bolt is pressed on the upper surface of heat sink, and upper heat sink is equipped with second worn for the bar portion of bolt and leads to
Hole, lower heat sink are equipped with the second threaded hole set for the bar portion rotation of bolt.
3. a kind of new structure for the fixed insulation of soft start heat sink according to claim 2, it is characterised in that: institute
Stating bolt coat has insulation sleeve, and insulation sleeve is adapted with the shape of bolt, and insulation sleeve includes pressure section and cannula portion, and pressure section supports
It is pressed on the upper surface of heat sink, cannula portion is inserted in the second through-hole.
4. a kind of new structure for the fixed insulation of soft start heat sink according to claim 1 or 2 or 3, feature
Be: the insulated connecting piece is arranged at column, and the lateral surface of the insulated connecting piece is equipped with the operation portion of polygon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821620762.1U CN208707554U (en) | 2018-09-30 | 2018-09-30 | A kind of new structure for the fixed insulation of soft start heat sink |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821620762.1U CN208707554U (en) | 2018-09-30 | 2018-09-30 | A kind of new structure for the fixed insulation of soft start heat sink |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208707554U true CN208707554U (en) | 2019-04-05 |
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ID=65947469
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821620762.1U Active CN208707554U (en) | 2018-09-30 | 2018-09-30 | A kind of new structure for the fixed insulation of soft start heat sink |
Country Status (1)
| Country | Link |
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| CN (1) | CN208707554U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021218963A1 (en) * | 2020-04-29 | 2021-11-04 | 株洲中车时代半导体有限公司 | Thyristor element, thyristor element assembly structure and soft starter |
-
2018
- 2018-09-30 CN CN201821620762.1U patent/CN208707554U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021218963A1 (en) * | 2020-04-29 | 2021-11-04 | 株洲中车时代半导体有限公司 | Thyristor element, thyristor element assembly structure and soft starter |
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