CN207201414U - A kind of length adjustable electric saw - Google Patents
A kind of length adjustable electric saw Download PDFInfo
- Publication number
- CN207201414U CN207201414U CN201721139124.3U CN201721139124U CN207201414U CN 207201414 U CN207201414 U CN 207201414U CN 201721139124 U CN201721139124 U CN 201721139124U CN 207201414 U CN207201414 U CN 207201414U
- Authority
- CN
- China
- Prior art keywords
- shaft
- bevel gear
- outer tube
- hollow
- inner sleeve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of length adjustable electric saw, including outer tube, inner sleeve, sawed-off mechanism, interior hollow shaft, first bevel gear, hollow outer shaft, second bevel gear, connecting tube, motor, connector, rotating shaft, third hand tap gear, handle, during work, motor drives the third hand tap gear being connected with rotating shaft to rotate by connector, so as to drive second bevel gear to rotate, because limition orientation bar and stopper slot cooperate, when second bevel gear rotates, first bevel gear also synchronous axial system, so as to drive the 4th bevel gear to rotate, and then the saw blade being connected with power transmission shaft is driven to rotate, so as to carry out cut-out operation.The apparatus structure is simple, and using telescopic design, the relative position of shut-off mechanism is adjustable, is applicable the finishing of different height trees, and easy to adjust quick, efficiency high.
Description
Technical field
It the utility model is related to a kind of mechanical device, more particularly to a kind of length adjustable electric saw.
Background technology
Power supply department is to ensure public safety with Electrical Safety, it is necessary to growth is cut close to the branch of high-tension apparatus, with
Exempt to cause potential safety hazard, influence personal safety and power equipment safety operation.Operating personnel typically carry out branch using electric saw
Trimming, because traditional electric saw uses Chain conveyer or belt transmission more, the centre-to-centre spacing of motor and saw blade is fixed, and length is non-adjustable, very
Difficulty meets the changeable and complicated live needs of situation.In view of disadvantages described above, is necessary to design a kind of length adjustable electric saw in fact.
Utility model content
The purpose of this utility model is to provide a kind of length adjustable electric saw, and the length adjustable electric saw is using telescopic
Design, adjustable length, the finishing of different height trees is applicable, and it is easy to adjust quick.
In order to solve the above technical problems, the technical solution of the utility model is：A kind of length adjustable electric saw, including overcoat
Pipe, inner sleeve, sawed-off mechanism, interior hollow shaft, first bevel gear, hollow outer shaft, second bevel gear, connecting tube, motor, connection
Head, rotating shaft, third hand tap gear, handle, described inner sleeve right side are stretched into outer tube, described inner sleeve and overcoat ligament
It is connected, described sawed-off mechanism is located on the outside of outer tube, and described sawed-off mechanism is weldingly connected with outer tube, and described is interior hollow
Axle position is on the inside of inner sleeve, and described interior hollow shaft is rotatedly connected with inner sleeve, and described first bevel gear is located at interior hollow shaft
Outside and it is located at sawed-off mechanism lower end, described first bevel gear is connected with interior hollow shaft close-fitting and engages phase with sawed-off mechanism
Even, stretched on the right side of described interior hollow shaft on the inside of hollow outer shaft, described hollow outer shaft is connected with interior hollow shaft clearance, described
Second bevel gear is located on the outside of hollow outer shaft, and described second bevel gear is connected with hollow outer shaft close-fitting, described connecting tube position
On the inside of the outer tube and stretch on the inside of hollow outer shaft, described connecting tube be rotatedly connected with outer tube and with interior welding hollow shaft phase
Even, described motor is located at outer sleeve upper, and described motor is connected with overcoat pipe screw thread, and described connector is located under motor
End, described connector are connected with motor close-fitting, and described rotating shaft is located at connector lower end, and described rotating shaft is with being connected head thread
It is connected, described third hand tap gear is located at rotating shaft lower end, and described handle is located on the outside of outer tube, described handle and outer tube
Screw thread is connected.
The utility model further improves as follows：
Further, described outer tube is additionally provided with adjusting screw, and described adjusting screw runs through outer tube, described tune
Section screw is connected with overcoat pipe screw thread.
Further, described outer tube is additionally provided with positive stop strip, and described positive stop strip is located on the inside of outer tube, described limit
Position bar is weldingly connected with outer tube.
Further, described inner sleeve is additionally provided with anti-rotation groove, and described anti-rotation groove is located on the outside of inner sleeve, and described is anti-
Turn trough is not through inner sleeve.
Further, described interior hollow shaft is additionally provided with the limition orientation bar that quantity is no less than 2, described limition orientation
Bar is located on the outside of hollow shaft, and described limition orientation bar is connected with welding hollow shaft.
Further, described hollow outer shaft is additionally provided with stopper slot, and described stopper slot is located on the inside of hollow outer shaft, described
Stopper slot not through hollow outer shaft.
Further, described sawed-off mechanism also includes support set, pivoted housing, power transmission shaft, the 4th bevel gear, described support
On the outside of outer tube, described support set is weldingly connected set with outer tube, and described pivoted housing is located on the inside of support set, described
Pivoted housing is connected with thread of supporting sleeves, and described power transmission shaft runs through pivoted housing, and described power transmission shaft is rotatedly connected with pivoted housing, and described
Four bevel gears are located at power transmission shaft lower end and are located at first bevel gear upper end, the 4th described bevel gear be connected with power transmission shaft close-fitting and
Engage and be connected with first bevel gear.
Compared with prior art, the length adjustable electric saw, during regulation, adjusting screw is unscrewed, by inner sleeve from overcoat
Extracted out in pipe, the positive stop strip being arranged on outer tube and the anti-rotation groove being arranged on inner sleeve cooperate so that inner sleeve exists
Do not deflected during extraction, meanwhile, the limition orientation bar being arranged in interior hollow shaft and the stopper slot being arranged on hollow outer shaft
Cooperate so that interior hollow shaft does not deflect with hollow outer shaft so that relative position of the first bevel gear in interior hollow shaft
Fixed, because connecting tube and hollow outer shaft are connected, therefore, relative position of the second bevel gear on hollow outer shaft is also fixed
, tighten adjusting screw and cause inner sleeve and outer tube fixation, during work, motor is driven by connector and is connected with rotating shaft
Third hand tap gear rotate, so as to drive second bevel gear to rotate, because limition orientation bar and stopper slot cooperate, the second cone
During pinion rotation, first bevel gear also synchronous axial system, so as to drive the 4th bevel gear to rotate, and then drive what is be connected with power transmission shaft
Saw blade rotates, so as to carry out cut-out operation.The apparatus structure is simple, and using telescopic design, the relative position of shut-off mechanism can
Adjust, be applicable the finishing of different height trees, and easy to adjust quick, efficiency high.
Brief description of the drawings
Fig. 1 shows the utility model front view
Fig. 2 shows the utility model outer tube side view
Fig. 3 shows the utility model inner sleeve structural representation
Fig. 4 shows the sawed-off mechanism structural representation of the utility model
Fig. 5 shows hollow axis side view in the utility model
Fig. 6 shows the utility model hollow outer shaft side view
The inner sleeve 2 of outer tube 1
Hollow shaft 4 in sawed-off mechanism 3
The hollow outer shaft 6 of first bevel gear 5
The connecting tube 8 of second bevel gear 7
The connector 10 of motor 9
The third hand tap gear 12 of rotating shaft 11
Shake hands 13 adjusting screws 101
The anti-rotation groove 201 of positive stop strip 102
The stopper slot 601 of limition orientation bar 401
The pivoted housing 302 of support set 301
The bevel gear 304 of power transmission shaft 303 the 4th
Embodiment
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5, Fig. 6, a kind of length adjustable electric saw, including outer tube 1, inner sleeve 2,
Sawed-off mechanism 3, interior hollow shaft 4, first bevel gear 5, hollow outer shaft 6, second bevel gear 7, connecting tube 8, motor 9, connector 10,
Rotating shaft 11, third hand tap gear 12, handle 13, the described right side of inner sleeve 2 are stretched into outer tube 1, described inner sleeve 2 and overcoat
The gap of pipe 1 is connected, and described sawed-off mechanism 3 is located at the outside of outer tube 1, and described sawed-off mechanism 3 is weldingly connected with outer tube 1,
Described interior hollow shaft 4 is located at the inner side of inner sleeve 2, and described interior hollow shaft 4 is rotatedly connected with inner sleeve 2, the described first cone
Gear 5 is positioned at the interior outside of hollow shaft 4 and is located at the sawed-off lower end of mechanism 3, described first bevel gear 5 and the interior close-fitting phase of hollow shaft 4
Engage even and with sawed-off mechanism 3 and be connected, the inner side of hollow outer shaft 6, described hollow outer shaft 6 are stretched into the described right side of interior hollow shaft 4
Be connected with the interior gap of hollow shaft 4, described second bevel gear 7 is located at the outside of hollow outer shaft 6, described second bevel gear 7 with it is outer
The close-fitting of hollow shaft 6 is connected, and described connecting tube 8 is located at the inner side of outer tube 1 and stretches into the inner side of hollow outer shaft 6, described connecting tube 8
It is rotatedly connected with outer tube 1 and is weldingly connected with interior hollow shaft 4, described motor 9 is located at the upper end of outer tube 1, described motor 9
It is connected with the screw thread of outer tube 1, described connector 10 is located at the lower end of motor 9, and described connector 10 is connected with the close-fitting of motor 9,
Described rotating shaft 11 is located at the lower end of connector 10, and described rotating shaft 11 is connected with the screw thread of connector 10, described third hand tap gear
12 are located at the lower end of rotating shaft 11, and described handle 13 is located at the outside of outer tube 1, and described handle 13 is connected with the screw thread of outer tube 1, institute
The outer tube 1 stated is additionally provided with adjusting screw 101, and described adjusting screw 101 runs through outer tube 1, described adjusting screw 101 with
The screw thread of outer tube 1 is connected, and described outer tube 1 is additionally provided with positive stop strip 102, and described positive stop strip 102 is located at the inner side of outer tube 1,
Described positive stop strip 102 is weldingly connected with outer tube 1, and described inner sleeve 2 is additionally provided with anti-rotation groove 201, described anti-rotation groove 201
Positioned at the outside of inner sleeve 2, for described anti-rotation groove 201 not through inner sleeve 2, described interior hollow shaft 4 is additionally provided with quantity no less than 2
The limition orientation bar 401 of part, described limition orientation bar 401 are located on the outside of hollow shaft, described limition orientation bar 401 with it is hollow
Axle is weldingly connected, and described hollow outer shaft 6 is additionally provided with stopper slot 601, and described stopper slot 601 is located at the inner side of hollow outer shaft 6, institute
The stopper slot 601 stated also includes support set 301, pivoted housing 302, power transmission shaft not through hollow outer shaft 6, described sawed-off mechanism 3
303rd, the 4th bevel gear 304, described support set 301 are located at the outside of outer tube 1, and described support set 301 welds with outer tube 1
It is connected, described pivoted housing 302 is located at the inner side of support set 301, and described pivoted housing 302 is connected with the screw thread of support set 301, described biography
Moving axis 303 runs through pivoted housing 302, and described power transmission shaft 303 is rotatedly connected with pivoted housing 302, and the 4th described bevel gear 304 is positioned at biography
The lower end of moving axis 303 and it is located at the upper end of first bevel gear 5, the 4th described bevel gear 304 is connected with the close-fitting of power transmission shaft 303 and with
The engagement of one bevel gear 5 is connected, and the length adjustable electric saw, during regulation, adjusting screw 101 is unscrewed, by inner sleeve 2 from outer tube
Extracted out in 1, the positive stop strip 102 being arranged on outer tube 1 cooperates with the anti-rotation groove 201 being arranged on inner sleeve 2 so that interior
Sleeve pipe 2 does not deflect when extracting out, meanwhile, the limition orientation bar 401 being arranged in interior hollow shaft 4 is with being arranged on hollow outer shaft
Stopper slot 601 on 6 cooperates so that interior hollow shaft 4 does not deflect with hollow outer shaft 6 so that including first bevel gear 5
The relative position of hollow shaft 4 is fixed, and because connecting tube 8 and hollow outer shaft 6 are connected, therefore, second bevel gear 7 is in hollow outer shaft 6
On relative position be also fixed, tighten adjusting screw 101 and cause inner sleeve 2 and the fixation of outer tube 1, during work, electricity
Machine 9 drives the third hand tap gear 12 being connected with rotating shaft 11 to rotate by connector 10, so as to drive second bevel gear 7 to rotate, by
Cooperated in limition orientation bar 401 and stopper slot 601, when second bevel gear 7 rotates, the also synchronous axial system of first bevel gear 5, from
And drive the 4th bevel gear 304 to rotate, and then drive the saw blade 305 being connected with power transmission shaft 303 to rotate, so as to carry out cut-out work
Industry.The apparatus structure is simple, and using telescopic design, the relative position of shut-off mechanism 3 is adjustable, is applicable repairing for different height trees
It is whole and easy to adjust quick, efficiency high.
The utility model is not limited to above-mentioned specific embodiment, and one of ordinary skill in the art visualizes from above-mentioned
Hair, without performing creative labour, a variety of conversion made, all falls within the scope of protection of the utility model.
Claims (7)
1. a kind of length adjustable electric saw, it is characterised in that including outer tube, inner sleeve, sawed-off mechanism, interior hollow shaft, the first cone
Gear, hollow outer shaft, second bevel gear, connecting tube, motor, connector, rotating shaft, third hand tap gear, handle, described inner sleeve
Right side is stretched into outer tube, and described inner sleeve is connected with overcoat ligament, and described sawed-off mechanism is located on the outside of outer tube, institute
Sawed-off mechanism and the outer tube stated are weldingly connected, and described interior hollow shaft is located on the inside of inner sleeve, described interior hollow shaft with it is interior
Sleeve pipe is rotatedly connected, and described first bevel gear is located on the outside of interior hollow shaft and is located at sawed-off mechanism lower end, the described first cone
Gear is connected with interior hollow shaft close-fitting and engaged with sawed-off mechanism and is connected, and is stretched on the right side of described interior hollow shaft in hollow outer shaft
Side, described hollow outer shaft are connected with interior hollow shaft clearance, and described second bevel gear is located on the outside of hollow outer shaft, and described the
Two bevel gears are connected with hollow outer shaft close-fitting, and described connecting tube is located on the inside of outer tube and stretched on the inside of hollow outer shaft, described
Connecting tube be rotatedly connected with outer tube and be connected with interior welding hollow shaft, described motor is located at outer sleeve upper, described
Motor is connected with overcoat pipe screw thread, and described connector is located at motor lower end, and described connector is connected with motor close-fitting, described
Rotating shaft be located at connector lower end, described rotating shaft is connected with being connected head thread, and described third hand tap gear is located at rotating shaft lower end,
Described handle is located on the outside of outer tube, and described handle is connected with overcoat pipe screw thread.
2. length adjustable electric saw as claimed in claim 1, it is characterised in that described outer tube is additionally provided with adjusting screw, institute
The adjusting screw stated runs through outer tube, and described adjusting screw is connected with overcoat pipe screw thread.
3. length adjustable electric saw as claimed in claim 1, it is characterised in that described outer tube is additionally provided with positive stop strip, described
Positive stop strip be located on the inside of outer tube, described positive stop strip is weldingly connected with outer tube.
4. length adjustable electric saw as claimed in claim 1, it is characterised in that described inner sleeve is additionally provided with anti-rotation groove, described
Anti-rotation groove be located on the outside of inner sleeve, described anti-rotation groove is not through inner sleeve.
5. length adjustable electric saw as claimed in claim 1, it is characterised in that it is many that described interior hollow shaft is additionally provided with quantity
In the limition orientation bar of 2, described limition orientation bar is located on the outside of hollow shaft, described limition orientation bar and welding hollow shaft
It is connected.
6. length adjustable electric saw as claimed in claim 1, it is characterised in that described hollow outer shaft is additionally provided with stopper slot, institute
The stopper slot stated is located on the inside of hollow outer shaft, and described stopper slot is not through hollow outer shaft.
7. length adjustable electric saw as claimed in claim 1, it is characterised in that described sawed-off mechanism also includes support set, turned
Set, power transmission shaft, the 4th bevel gear, described support set are located on the outside of outer tube, and described support set is weldingly connected with outer tube,
Described pivoted housing is located on the inside of support set, and described pivoted housing is connected with thread of supporting sleeves, and described power transmission shaft runs through pivoted housing, described
Power transmission shaft be rotatedly connected with pivoted housing, the 4th described bevel gear is located at power transmission shaft lower end and is located at first bevel gear upper end, institute
The 4th bevel gear stated is connected with power transmission shaft close-fitting and engaged with first bevel gear and is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721139124.3U CN207201414U (en) | 2017-09-07 | 2017-09-07 | A kind of length adjustable electric saw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721139124.3U CN207201414U (en) | 2017-09-07 | 2017-09-07 | A kind of length adjustable electric saw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207201414U true CN207201414U (en) | 2018-04-10 |
Family
ID=61823343
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721139124.3U Expired - Fee Related CN207201414U (en) | 2017-09-07 | 2017-09-07 | A kind of length adjustable electric saw |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207201414U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111106571A (en) * | 2020-03-10 | 2020-05-05 | 国网山东省电力公司龙口市供电公司 | Transmission line clearance sacrifice device |
-
2017
- 2017-09-07 CN CN201721139124.3U patent/CN207201414U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111106571A (en) * | 2020-03-10 | 2020-05-05 | 国网山东省电力公司龙口市供电公司 | Transmission line clearance sacrifice device |
| CN111106571B (en) * | 2020-03-10 | 2021-05-14 | 国网山东省电力公司龙口市供电公司 | Transmission line clearance sacrifice device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180410 Termination date: 20180907 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |