CN205996910U - A kind of electric wrench of excellent heat radiation performance - Google Patents
A kind of electric wrench of excellent heat radiation performance Download PDFInfo
- Publication number
- CN205996910U CN205996910U CN201620851442.1U CN201620851442U CN205996910U CN 205996910 U CN205996910 U CN 205996910U CN 201620851442 U CN201620851442 U CN 201620851442U CN 205996910 U CN205996910 U CN 205996910U
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- Prior art keywords
- fan
- fixedly connected
- positive
- fin
- electric wrench
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Abstract
The utility model discloses a kind of electric wrench of excellent heat radiation performance, including fuselage, the bottom of fuselage inwall is provided with support bar, the bottom of support bar is fixedly connected with positive and negative motor, the surface of positive and negative motor is socketed with heat transfer cylinder, the surface of heat transfer cylinder is fixedly connected with fin, the surface of positive and negative motor output shaft is fixedly connected with the first fan and the second fan, and second fan be located at the first fan left side, the output shaft of positive and negative motor is fixedly connected with one end of power transmission shaft, the other end of power transmission shaft is fixedly connected with sprocket, the surface of sprocket is engaged with snap ring, the side of snap ring is fixedly connected with sleeve pipe.This utility model passes through setting heat transfer cylinder and fin, make positive and negative by conduction of heat, heat to be dispersed into rapidly on fin after the motor feels hot, by arranging projection, area of dissipation is made to increase, so that electric wrench radiates faster, first fan and the second fan autorotation, take away the air of fuselage interior, thus reducing the temperature of electric wrench.
Description
Technical field
This utility model is related to hardware ＆ tools technical field, specially a kind of electric wrench of excellent heat radiation performance.
Background technology
Electric wrench is exactly the spanner with power supply or battery as power, is a kind of instrument tightening high-strength bolt, cries again
High-strength bolt rifle, electric wrench is mainly used in Steel Structure Installation industry, specially installs steel structure high strength bolt, in electric motor car life
Produce in assembling process, the manufacture of extensive utilization and electric motor car skeleton；Electric wrench on market is essentially plastic fuselage, inside it
Being provided with motor drives pullover to rotate, and reaches the purpose conveniently turning bolt；But this kind of electric wrench is after continuous running, electricity
Machine is easy to heating, affects work efficiency, or even damage motor.
Utility model content
The purpose of this utility model is to provide a kind of electric wrench of excellent heat radiation performance, possesses automatic heat radiation and radiating rate
The advantage of block, solves the problems, such as that electric wrench continuous running is easily hot.
For achieving the above object, this utility model provides following technical scheme：A kind of electric wrench of excellent heat radiation performance, including
Fuselage, the bottom of described fuselage inwall is provided with support bar, and the bottom of described support bar is fixedly connected with positive and negative motor, described just
The surface of anti-motor is socketed with heat transfer cylinder, and the surface of described heat transfer cylinder is fixedly connected with fin, described positive and negative motor output shaft
Surface be fixedly connected with the first fan and the second fan, and described second fan is located at the left side of the first fan, described positive and negative
The output shaft of motor is fixedly connected with one end of power transmission shaft, and the other end of described power transmission shaft is fixedly connected with sprocket, described tooth
The surface of wheel post is engaged with snap ring, and the side of described snap ring is fixedly connected with sleeve pipe, and the surface of described fuselage is fixedly connected with handle
Handss, the surface of described handle is provided with switch, and the surface of described handle is fixedly connected with insulating barrier, and the bottom of described handle is fixed
It is connected with power pack, described power pack is passed through switch and electrically connected with positive and negative motor.
Preferably, the surface of described fuselage is provided with ventilation slot.
Preferably, the quantity of described fin is 20, and 20 fin are arranged in the way of annular array
The surface of heat transfer cylinder.
Preferably, the surface of described fin is provided with projection, and the surface of each fin is provided with six projections.
Preferably, the twice of the diameter of a diameter of first fan of described second fan, and the second fan and the first fan
Between at least five centimetres of distance.
Compared with prior art, the beneficial effects of the utility model are as follows：
1st, this utility model passes through to arrange fin, the first fan and the second fan, has reached during electric wrench operating certainly
Dynamic radiating and the effect of rapid heat dissipation.
2nd, this utility model passes through setting heat transfer cylinder and fin, makes that positive and negative to pass through conduction of heat after the motor feels hot fast by heat
Speed is dispersed on fin, so that electric wrench temperature is reduced, and by arranging projection, so that area of dissipation is increased, so that electronic pull
Handss radiate faster, arrange the first fan and the second fan, and when so that electric wrench is operated, the first fan and the second fan voluntarily revolve
Turn, make air flow, take away the air of fuselage interior, thus reducing the temperature of electric wrench.
Brief description
Fig. 1 is the cross-sectional view of this utility model front view；
Fig. 2 is the structural representation of this utility model positive and negative motor right view；
Fig. 3 is the structural representation of this utility model front view；
Fig. 4 is the structural representation of this utility model top view.
In figure：1 fuselage, 2 support bars, 3 positive and negative motors, 4 heat transfer cylinders, 5 fin, 6 first fans, 7 second wind dissipate, 8 biographies
Moving axis, 9 sprockets, 10 snap rings, 11 sleeve pipes, 12 handles, 13 switches, 14 insulating barriers, 15 power packs, 16 projections.
Specific embodiment
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out
Clearly and completely description is it is clear that described embodiment is only a part of embodiment of this utility model rather than whole
Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not under the premise of making creative work
The every other embodiment being obtained, broadly falls into the scope of this utility model protection.
Refer to Fig. 1-4, this utility model provides a kind of technical scheme：A kind of electric wrench of excellent heat radiation performance, including machine
Body 1, the surface of fuselage 1 is provided with ventilation slot, arranges ventilation slot, so that air can be flowed, such that it is able to distribute heat, fuselage 1
The bottom of inwall is provided with support bar 2, and the bottom of support bar 2 is fixedly connected with positive and negative motor 3, the surface socket of positive and negative motor 3
There is heat transfer cylinder 4, heat transfer cylinder 4 is Heat Conduction Material, so that the temperature on positive and negative motor 3 surface can be transmitted rapidly, the surface of heat transfer cylinder 4 is solid
Surely it is connected with fin 5, the quantity of fin 5 is 20, and 20 fin 5 are arranged on biography in the way of annular array
Heat, by setting heat transfer cylinder 4 and fin 5, is dissipated rapidly after making positive and negative motor 3 heating by the surface of hot cylinder 4 by conduction of heat
It is dealt on fin 5, so that electric wrench temperature is reduced, the surface of fin 5 is provided with projection 16, and the table of each fin 5
Face is provided with six projections 16, by arranging projection 16, so that area of dissipation is increased, so that electric wrench radiates faster, all
Even setting fin 5 and projection 16, make radiating evenly, the surface of positive and negative motor 3 output shaft is fixedly connected with the first fan 6 He
Second fan 7, and the second fan 7 is located at the left side of the first fan 6, the two of the diameter of a diameter of first fan 6 of the second fan 7
Times, and at least five centimetres of the distance between the second fan 7 and the first fan 6, setting the first fan 6 and the second fan 7, make electronic
During spanner running, the first fan 6 and the second fan 7 autorotation, make air flow, take away the air within fuselage 1, thus dropping
The temperature of low electric wrench, and setting the first fan 6 and the second fan 7 make air flow faster, radiating effect is more preferable, positive and negative electricity
The output shaft of machine 3 is fixedly connected with one end of power transmission shaft 8, and the other end of power transmission shaft 8 is fixedly connected with sprocket 9, sprocket 9
Surface is engaged with snap ring 10, and the side of snap ring 10 is fixedly connected with sleeve pipe 11, and the surface of fuselage 1 is fixedly connected with handle 12,
The surface of handss 12 is provided with switch 13, and the surface of handle 12 is fixedly connected with insulating barrier 14, arranges insulating barrier 14, prevent electronic pulling
Handss leak electricity, and ensure life safety, and the bottom of handle 13 is fixedly connected with power pack 15, and power pack 15 passes through to switch 13 and positive and negative electricity
Machine 3 electrically connects, and arranges power pack 15, makes electric wrench can carry use, convenient and swift.
Operation principle：Push switch 13, positive and negative motor 3 rotates, and drives the first fan 6 and the second fan 7 to rotate simultaneously, makes
The flowing of fuselage 1 inner air is so that electric wrench radiating and cooling.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with multiple changes in the case of without departing from principle of the present utility model and spirit, repair
Change, replace and modification, scope of the present utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of electric wrench of excellent heat radiation performance, including fuselage（1）It is characterised in that：Described fuselage（1）The bottom setting of inwall
There is support bar（2）, described support bar（2）Bottom be fixedly connected with positive and negative motor（3）, described positive and negative motor（3）Surface set
It is connected to heat transfer cylinder（4）, described heat transfer cylinder（4）Surface be fixedly connected with fin（5）, described positive and negative motor（3）Output shaft
Surface is fixedly connected with the first fan（6）With the second fan（7）, and described second fan（7）Positioned at the first fan（6）A left side
Side, described positive and negative motor（3）Output shaft and power transmission shaft（8）One end be fixedly connected, described power transmission shaft（8）The other end fix
It is connected with sprocket（9）, described sprocket（9）Surface be engaged with snap ring（10）, described snap ring（10）Side be fixedly connected
There is sleeve pipe（11）, described fuselage（1）Surface be fixedly connected with handle（12）, described handle（12）Surface be provided with switch
（13）, described handle（12）Surface be fixedly connected with insulating barrier（14）, described handle（13）Bottom be fixedly connected with power supply
Box（15）, described power pack（15）By switch（13）With positive and negative motor（3）Electrical connection.
2. a kind of excellent heat radiation performance according to claim 1 electric wrench it is characterised in that：Described fuselage（1）Surface
It is provided with ventilation slot.
3. a kind of excellent heat radiation performance according to claim 1 electric wrench it is characterised in that：Described fin（5）Number
Measure as 20, and 20 fin（5）It is arranged on heat transfer cylinder in the way of annular array（4）Surface.
4. a kind of excellent heat radiation performance according to claim 1 electric wrench it is characterised in that：Described fin（5）Table
Face is provided with projection（16）, and each fin（5）Surface be provided with six projections（16）.
5. a kind of excellent heat radiation performance according to claim 1 electric wrench it is characterised in that：Described second fan（7）'s
A diameter of first fan（6）Diameter twice, and the second fan（7）With the first fan（6）Between at least five centimetres of distance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620851442.1U CN205996910U (en) | 2016-08-09 | 2016-08-09 | A kind of electric wrench of excellent heat radiation performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620851442.1U CN205996910U (en) | 2016-08-09 | 2016-08-09 | A kind of electric wrench of excellent heat radiation performance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205996910U true CN205996910U (en) | 2017-03-08 |
Family
ID=58199735
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620851442.1U Expired - Fee Related CN205996910U (en) | 2016-08-09 | 2016-08-09 | A kind of electric wrench of excellent heat radiation performance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205996910U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106041840A (en) * | 2016-08-09 | 2016-10-26 | 无锡尊宝电动车有限公司 | Electric wrench excellent in heat dissipation |
| CN110919580A (en) * | 2019-11-29 | 2020-03-27 | 国网山东省电力公司栖霞市供电公司 | Insulated electric wrench |
-
2016
- 2016-08-09 CN CN201620851442.1U patent/CN205996910U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106041840A (en) * | 2016-08-09 | 2016-10-26 | 无锡尊宝电动车有限公司 | Electric wrench excellent in heat dissipation |
| CN110919580A (en) * | 2019-11-29 | 2020-03-27 | 国网山东省电力公司栖霞市供电公司 | Insulated electric wrench |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170308 Termination date: 20170809 |