CN207105126U - A kind of electric chain saw - Google Patents

A kind of electric chain saw Download PDF

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Publication number
CN207105126U
CN207105126U CN201720753832.XU CN201720753832U CN207105126U CN 207105126 U CN207105126 U CN 207105126U CN 201720753832 U CN201720753832 U CN 201720753832U CN 207105126 U CN207105126 U CN 207105126U
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China
Prior art keywords
guide plate
nutted rod
elastic component
casing
spring
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Active
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CN201720753832.XU
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Chinese (zh)
Inventor
陈洁
万立军
张进
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Zhejiang YAT Electrical Appliance Co Ltd
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Zhejiang YAT Electrical Appliance Co Ltd
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Priority to CN201720753832.XU priority Critical patent/CN207105126U/en
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Abstract

The utility model discloses a kind of electric chain saw, belong to power tools technology field, including casing, motor, guide plate and saw chain, motor is in casing, the rear end of guide plate is connected to casing, saw chain drives on guide plate and by motor, motor drives saw chain to be realized along guide plate circumference shuttling movement and cut, also include the tensioning apparatus on casing, tensioning apparatus includes nutted rod, governor motion and elastic component, the front end of nutted rod is connected to guide plate, rear end is connected to elastic component, elastic component is located between nutted rod and governor motion, governor motion is used to adjust elastic component, elastic component is in compressive state when locking guide plate, and elastic component drives guide plate reach tensioning saw chain when unclamping guide plate by nutted rod.Electric chain saw provided by the utility model, the purpose of driving guide plate reach tensioning saw chain being realized by the effect of elastic component, tensioning action is simple, is easy to implement the purpose of quick tensioning saw chain, and without being equipped with or carrying the regulation instrument for being exclusively used in being tensioned saw chain.

Description

A kind of electric chain saw
Technical field
It the utility model is related to power tools technology field, more particularly to a kind of electric chain saw.
Background technology
With the development and popularization of electric tool, electric tool has been widely used in the fields such as family, gardens, electric chain saw It is then a kind of conventional electric tool.Electric chain saw is typically worked using electricity as power source drive motor, and motor driven has cutting The saw chain circulation high-speed motion of sword is cut to timber or branch.During electric chain saw use, saw chain can because cutting timber or Branch and be worn, while can because of cutting expanded by heating.Abrasion and expansion can cause saw chain to relax, the elasticity meeting of saw chain Become improper, if being continuing with that cutting-rate decline or even generation saw chain can be made situations such as escape, to influence to use from guide plate Security.Therefore, when saw chain relaxes, it is necessary to the elasticity of saw chain be adjusted in time, so that electric chain saw energy normal work, avoids sending out Raw security incident.
Existing known saw chain tension method is roughly divided into two kinds:A kind of method be by special regulation instrument directly or To realize the purpose of tensioning saw chain, such a tensioning method needs user to take with oneself for indirect turn adjusting screw rod and fastening binding nut Band regulation instrument, electric chain saw complete machine it is complicated, be not easy to realize the purpose of quick tensioning saw chain;Another method is to pass through Rotatable handle drives a series of adjustment mechanism motions to realize the purpose for being tensioned saw chain and resting guide, at present, such a adjustment Mechanism generally existing is complicated, dismounting difficulty, poor reliability, locks the problems such as unreliable, and saw chain tension effect is poor.
Utility model content
In order to solve shortcoming and defect present in above-mentioned prior art, the utility model provides one kind and is easy to quick The electric chain saw of tight saw chain.
In order to realize above-mentioned technical purpose, electric chain saw provided by the utility model, including casing, motor, guide plate and saw chain, Motor is in casing, and the rear end of guide plate is connected to casing, and saw chain drives on guide plate and by motor, motor driving saw chain edge Guide plate circumference shuttling movement realizes cutting, in addition to the tensioning apparatus on casing, and tensioning apparatus includes nutted rod, regulation machine Structure and elastic component, the front end of nutted rod is connected to guide plate, rear end is connected to elastic component, and elastic component is located at nutted rod and governor motion Between, governor motion is used to adjust elastic component, and elastic component is in compressive state when locking guide plate, and elastic component is unclamping guide plate When pass through nutted rod drive guide plate reach tensioning saw chain.
Preferably, the elastic component is spring, and spring housing is located at the rear end of nutted rod, and nutted rod is provided with spacing ring, bullet The front end of spring is contacted with spacing ring, rear end is contacted with governor motion.
Preferably, the governor motion includes gear and the rack engaged with gear, and the rear end of spring is contacted with rack, tooth Compression spring when wheel drive rack moves forward.
Preferably, the rack is provided with the jack for tensioning rod rear end insertion, and the rear end of nutted rod is in jack, bullet Spring is partially or fully in jack, and the rear end of spring is contacted with the inwall of jack.
Preferably, the governor motion also includes being used for the handle for driving pinion rotation, and gear is provided with axially projecting The jack-post of formation, casing are provided with limited post outwardly and for spacing handle, and one end of handle is connected by pin rotation It is connected to jack-post, the other end is provided with the spacing hole passed through for limited post.
Preferably, the casing, which is provided with, is used for the installation portion for installing governor motion and the cover plate for covering installation portion, Installation portion includes arc and the platen below arc, and pinion rotation is in arc, and rack is on platen, lid Plate is provided with the through hole stretched out for jack-post, and handle is located at the outside of cover plate.
Preferably, the front end of the nutted rod is provided with projection, the protrusion direction of projection perpendicular to nutted rod length direction, Guide plate is provided with driving hole, realizes that nutted rod is connected to guide plate in projection insertion driving hole.
Preferably, the casing includes main casing, and the outer wall of main casing front end is provided with the boss for being used for installing guide plate, convex Platform is provided with the stopper slot matched with nutted rod front end, and the front end of nutted rod is in stopper slot.
Preferably, the electric chain saw also includes the pressing plate being fixed on boss, and pressing plate is provided with the bar shaped stretched out for projection Hole, the length direction of bar hole are consistent with the length direction of nutted rod.
Preferably, the casing also includes the side cover on main casing, and side cover is provided with the platen for being used for locking guide plate, Tensioning apparatus is located between main casing and side cover, and boss is provided with bolt, and pressing plate is provided with the sets of holes for supplying bolt to pass through, on guide plate Provided with the slotted eye passed through for bolt, side cover is provided with the circular hole passed through for bolt, and platen is provided with the screwed hole matched with bolt, Platen, which is tightened against on bolt, realizes locking guide plate.
After adopting the above technical scheme, electric chain saw provided by the utility model has the following advantages that:
1st, electric chain saw provided by the utility model, the structure for being used to be tensioned saw chain on existing electric chain saw is improved, Having added includes the tensioning apparatus of nutted rod, governor motion and elastic component, and the front end of nutted rod is connected to guide plate, rear end passes through bullet Property part be connected to governor motion, governor motion is used to adjust elastic component.
When installing guide plate, governor motion unclamps elastic component, elastic component is in free state, eliminates elastic component and nutted rod Between active force, avoid nutted rod because by the active force of elastic component to the installation of guide plate caused by interfere.Guide plate installation Afterwards, elastic component is made to be in compressive state by governor motion.When relaxation occurs for saw chain after electric chain saw works a period of time, unclamp Guide plate, because the elastic component of compression has active force to nutted rod, nutted rod moves forward in the presence of elastic component, nutted rod reach When drive guide plate reach tensioning saw chain.The utility model realizes driving guide plate reach tensioning saw chain by the effect of elastic component Purpose, tensioning action is simple, is easy to implement the purpose of quick tensioning saw chain.Further, since it need to only unclamp guide plate during tensioning saw chain , without being equipped with or carrying the regulation instrument for being exclusively used in being tensioned saw chain, the acquisition cost of user is advantageously reduced, reduces operation Difficulty.
2nd, elastic component uses spring, and spring has larger deformation range, needs to adjust when being well positioned to meet saw chain relaxation Whole size range requirement.In addition, having larger elastic force during spring-compressed, guide plate reach tensioning saw chain is well positioned to meet When requirement to amount of force.Furthermore the elastic force action response of spring is very fast, making for quick tensioning saw chain is well positioned to meet With requiring.
3rd, governor motion includes pitch wheel and rack, and the rear end of spring is contacted with rack, drives during pinion rotation Carry-over bar moves back and forth, compression or trip spring when rack moves back and forth, and is easy to adjust the state of spring by governor motion.
4th, jack is opened up on rack, the rear end of nutted rod is inserted in jack, and spring is partially or fully located in jack, spring Both ends be contacted with the inwall of spacing ring and jack respectively, the structure of governor motion is simple, is easy to assemble spring and nutted rod. In the rear end insertion jack of tight bar, it is easy to improve the overall mounting stability of tensioning apparatus, and then ensure the use of tensioning apparatus Stability.
5th, governor motion also includes handle, and one end of handle is connected to the jack-post on gear by pin, and handle can phase Rotated upwardly and downwardly for gear.Limited post is set on casing, spacing hole is set on handle.After being completed, rotational handle makes spacing In post insertion spacing hole, avoid handle from being rotated when body works, cause shifting release bullet after rack after preventing gear loose Spring, make spring is stable after finishing assembly be in compressive state, spring can drive guide plate reach to be tensioned when ensureing to unclamp guide plate Saw chain.
6th, installation portion and cover plate, gear and rack is set to enclose the sky to be formed located at casing, installation portion and cover plate on casing In, the stability of governor motion is improved, while be convenient for assembling.
7th, the front end of nutted rod sets projection, and driving hole is set on guide plate, is realized and opened by the cooperation of projection and driving hole The tightly connection between bar and guide plate, attachment structure between the two is simple, and transmission effect is good, and is convenient for assembling.
The 8th, stopper slot is set on boss, the stability of nutted rod is easy to improve in the front end of nutted rod in stopper slot.Together When, the inwall of stopper slot has guide effect to nutted rod, can effectively improve stationarity when nutted rod moves back and forth and effectively Property.
The 9th, the bar hole stretched out for projection is set on pressing plate, projection moves back and forth in bar hole, and bar hole has to projection Limited location acts on, and can further improve the stationarity and validity when nutted rod moves back and forth.
10th, set on side cover and be tightened against the purpose that locking guide plate is realized on bolt with bolted platen, platen.Pass through Platen and bolt coordinate simple for the structure of locking guide plate, are easy to unclamp guide plate, tensioning saw chain when saw chain relaxes, platen is torn open Unload it is simple to operate, without be equipped with or carry be exclusively used in dismantle platen instrument, be easy to use.
Brief description of the drawings
Fig. 1 is the overall schematic diagram of the electric chain saw of the utility model embodiment one;
Fig. 2 is the part explosive view of the electric chain saw of the utility model embodiment one;
Fig. 3 is the part explosive view of casing, tensioning apparatus and guide plate in the electric chain saw of the utility model embodiment one;
Fig. 4 is the part explosive view of tensioning apparatus, guide plate and pressing plate in the electric chain saw of the utility model embodiment one;
Fig. 5 is the connection diagram of tensioning apparatus and guide plate in the electric chain saw of the utility model embodiment one.
In figure, 1- casings, 11- main casings, 111- boss, 112- bolts, 113- stopper slots, 12- cases, 13- side covers, 131- ports, 132- platens, 133- circular holes, 14- drives, 15- cover plates, 151- through holes, 16- arcs, 17- platens, 18- limits Position post, 19- pressing plates, 191- sets of holes, 192- bar holes, 2- guide plates, 21- slotted eyes, 22- driving holes, 3- saw chains, 4- nutted rods, 41- Spring, 42- spacing rings, 43- projections, 5- gears, 51- jack-posts, the pin-and-holes of 52- first, 6- racks, 61- jacks, 7- handles, 71- pins Follow closely, 72- lugs, the pin-and-holes of 73- second, 74- spacing holes, 81- front handlebars, handle after 82-, 83- brake baffle plates.
Embodiment
The utility model is described in further detail with specific embodiment below in conjunction with the accompanying drawings.It is it is to be appreciated that following The indicating position such as " on ", " under ", "left", "right", " longitudinal direction ", " transverse direction ", " interior ", " outer ", " vertical ", " level ", " top ", " bottom " Or the word of position relationship is based only upon orientation shown in the drawings or position relationship, only for the purposes of description the utility model and simplification Description, rather than device/element of instruction or hint meaning must have specific orientation or with specific azimuth configuration and behaviour Make, therefore it is not intended that to limitation of the present utility model.
Embodiment one
As shown in Figure 1 and Figure 2, the electric chain saw that the utility model embodiment one provides, including casing 1, motor (do not show in figure Go out), guide plate 2 and saw chain 3, casing 1 includes main casing 11, the case 12 located at the vertical side of main casing and vertical located at main casing The side cover 13 of opposite side.In case 12, main casing 11 is provided with and is connected in the transmission of motor power output shaft motor Wheel 14, drive are located between main casing 11 and side cover 13.The rear end of guide plate 2 is connected to main casing 11, and saw chain 3 is enclosed located at guide plate Circumference, while saw chain is sheathed on drive 14.When electric chain saw works, electrical power work, pass through power output shaft, transmission Circumferential shuttling movement of the driving saw chain 3 of wheel 14 along guide plate 2 realizes the purpose of cutting timber or branch.
As shown in Fig. 3, Fig. 4, Fig. 5, the electric chain saw of the present embodiment also includes the tensioning apparatus on casing 1, tensioning dress Put including nutted rod 4, governor motion and spring 41, governor motion includes gear 5, the rack 6 engaged with gear and for driving The handle 7 of pinion rotation.The front end of nutted rod 4 is connected to guide plate 2, rear end is connected to rack 6, and spring 41 is located at tensioning rod rear end Between rack.
The outer wall of main casing 11, which is provided with, is used for the installation portion for installing governor motion and the cover plate 15 for covering installation portion, Installation portion includes arc 16 and the platen 17 below arc, and gear 5 rotates in arc 16 and is located at main casing Between body 11 and cover plate 15, rack 6 on platen 17 and between main casing 11 and cover plate 13, by screw fixed by cover plate In on installation portion.Gear and rack are enclosed in the space to be formed located at main casing, installation portion and cover plate, are easy to improve governor motion Stability, while be convenient for assembling.
In the present embodiment, one end of handle 7 is rotationally connected with gear 5 by pin 71, and handle is located at the outer of cover plate 15 Side, i.e. handle are located at side of the cover plate away from main casing 11.Side cover 13 is provided with the port 131 for device handle, side cover Lower edge is provided with the groove for pressing handle 7.Gear 5 is provided with towards one end of side cover 13 and axially extends the jack-post to be formed 51, jack-post is provided with the first pin-and-hole 52 that supply and marketing nail 71 passes through, and cover plate 15 is provided with the through hole 151 stretched out for jack-post.Handle 7 One end is provided with two symmetrically arranged lugs 72, and two lugs are provided with the second pin-and-hole 73 that supply and marketing nail 71 passes through, and handle 7 passes through The cooperation of the pin-and-hole 52 of pin 71 and first, the second pin-and-hole 73 is rotationally connected with the jack-post 51 on gear 5.
For spacing handle 7, main casing 11 is provided with positioned at the lower section of platen 17 and the limited post 18 to be formed that stretches out, hand Handle 7 is provided with the spacing hole 74 for limited post insertion in one end away from gear 5.Guide plate 2 is completed fixed and is compressed to spring 41 Behind position, rotating down handle 7 makes limited post 18 insert in spacing hole 74.Then side cover 13 is fixed, handle is located at port 131 It is interior, and side cover pushes down the end of handle 7 by groove.So avoid handle 7 from being rotated when body works, prevent gear 5 Cause to move trip spring 41 after rack 6 after loosening, make spring is stable to be after finishing assembly in compressive state, ensure that release is led Spring 41 can drive the reach tensioning saw chain 3 of guide plate 2 during plate 2.
Rack 6 is provided with the jack 61 for the insertion of the rear end of nutted rod 4, and the rear end of nutted rod 4 is inserted in jack, 41 sets of spring Located at the rear end of nutted rod, and spring is partially or fully located in jack 61.For limit spring 41, nutted rod 4 is provided with position Spacing ring 42 in the front of rack 6, the front end of spring 41 is contacted with spacing ring, rear end is contacted with the inwall of jack 61.Nutted rod 4 Rear end be connected with rack 6, spring 41 is in the jack 61 on the rack, is easy to improve the overall installation of tensioning apparatus stable Property, and then ensure the stability in use of tensioning apparatus.
Specific in the present embodiment, length direction of the jack 61 along rack 6 is set through rack, and jack is stepped bore, The internal diameter of jack front end is big compared with the internal diameter of rear end, and the step for transition is provided between the front end of jack and the rear end of jack Face.Spring 41 is partially or fully located at the inside of jack front end, and the rear end of spring is butted on step surface.The rear end of jack 61 is with opening The backend space of tight bar 4 coordinates, and jack 61 is set through rack 6, and nutted rod is big relative to the moveable stroke range of rack, keeps away Exempt from nutted rod 4 cause because shift motion is restricted guide plate can not move forward in place fully tensioning saw chain.
The front end of main casing 11 is provided with the boss 111 for being used for installing guide plate 2 on the outer wall towards side cover 13, and boss is provided with It is axially perpendicular to the bolt 112 of boss.Casing 1 also includes the pressing plate 19 being fixed on boss, and pressing plate is provided with and worn for bolt 112 The sets of holes 191 crossed.Side cover 13 is provided with the platen 132 for being used for locking guide plate 2, and side cover is provided with the circular hole passed through for bolt 112 133, platen 132 is provided with the screwed hole matched with bolt.
Guide plate 2 is provided with and passed through for bolt 112 and elongated slotted eye 21, pressing plate 19 are fixed on boss 111, bolt 112 circular holes 133 penetrated on slotted eye 21 and side cover on guide plate 2, platen 132 by the cooperation of screwed hole and bolt 112 twist in On bolt.Coordinated by platen and bolt simple for the structure of locking guide plate, be easy to unclamp guide plate, tensioning when saw chain relaxes Saw chain, platen disassembling section is simple, without being equipped with or carrying the instrument for being exclusively used in dismantling platen, is easy to use.
The front end of nutted rod 4 is provided with projection 43, the protrusion direction of projection perpendicular to nutted rod length direction, on guide plate 2 Provided with the driving hole 22 for projection insertion, projection 43 is inserted in driving hole 22 so that nutted rod 4 is connected to guide plate 2.Between the two Attachment structure it is simple, transmission effect is good, and is convenient for assembling.
Boss 111 is provided with the stopper slot 113 matched with the front end of nutted rod 4, and the front end of nutted rod 4 is located in stopper slot, Pressing plate 19 is provided with the bar hole 192 stretched out for projection 43, the length direction of slotted eye 21, the length direction and bar of stopper slot 113 The length direction in shape hole 192 is consistent with the length direction of nutted rod 4, and projection 43 inserts guide plate after passing through the bar hole on pressing plate In driving hole 22 on 2.It is easy to improve the stability of nutted rod, the inwall of stopper slot in stopper slot in the front end of nutted rod There is guide effect to nutted rod, stationarity and validity when nutted rod moves back and forth can be effectively improved.Projection is in bar hole When inside moving back and forth, bar hole has position-limiting action to projection, can further improve stationarity when nutted rod moves back and forth and Validity.
As shown in figure 5, during installation guide plate 2, rotated clockwise with moving gear 5 by handle 7, moved after making rack 6, unclamp bullet Spring 41, spring are in free state, eliminate the active force between spring and nutted rod 4, avoid nutted rod 4 because being made by spring Firmly the installation to guide plate 2 causes to interfere.
After guide plate 2, the installation of saw chain 3, bolt 112 is inverse with moving gear 5 by handle 7 through the slotted eye 21 on guide plate 2 Hour hands rotate, and make the reach compression spring 41 of rack 6.After spring 41 compresses to a certain degree, handle 7 is set to turn downwards relative to gear 5 Dynamic, limited post 18 is inserted in the spacing hole 74 on handle, handle 7 is carried out by the cooperation of limited post and spacing hole it is spacing, from And gear 5 and rack 6 is set to be in stable state.Side cover 13 is placed on main casing 11, is coordinated by screw thread and twists platen 132 Tightly on bolt 112, platen locks guide plate 2, and side cover is fixed on a main housing.
It is reversely appropriate to rotate platen 132 when relaxation occurs for saw chain 3 after electric chain saw works a period of time, guide plate 2 is unclamped, Because the spring 41 of compression has active force to nutted rod 4, nutted rod 4 moves forward under the elastic force effect of spring, and nutted rod 4 moves forward When drive guide plate 2 reach tensioning saw chain 3.After the tensioning of saw chain 3, platen 132 is tightened again, fixes guide plate 2.
When saw chain 3, which wears, to be needed to change to a certain extent, platen 132 is backed out, side cover 13 is removed from main casing 11. Rotational handle 7 trip spring 41, removes guide plate 2 and saw chain 3 with being moved after carry-over bar 6.After the saw chain more renewed, pass through above-mentioned note The step of installation guide plate of load, is installed.
The present embodiment realizes the purpose of driving guide plate reach tensioning saw chain by the effect of spring, and tensioning action is simple, It is easy to implement the purpose of quick tensioning saw chain.Further, since guide plate need to be only unclamped during tensioning saw chain, without being equipped with or carrying It is exclusively used in being tensioned the regulation instrument of saw chain, advantageously reduces the acquisition cost of user, reduce operation difficulty.
In the present embodiment, casing 1 is provided with front handlebar 81, rear handle 82 and brake baffle plate 83, is provided with and is connected in casing The brake gear of brake baffle plate, for realizing the purpose of brake hard.
" front end " of above-mentioned each part refers to the one end of each part away from rear handle, and " rear end " of above-mentioned each part refers to each part Close to one end of rear handle, " reach " of above-mentioned each part refers to each part and moved towards the direction away from rear handle, above-mentioned each part " then move " refer to each part and moved towards close to the direction of rear handle.
It is understood that screw can also be passed through between nutted rod 4 and guide plate 2 in the present embodiment or other modes are real Now connect.
It is understood that the projection 43 in the present embodiment can also be formed by the front end 90-degree bent of nutted rod 4.
It is understood that the spacing ring 42 and nutted rod 4 in the present embodiment can use integrally formed structure, also may be used With using the structure of split type assembled formation.Likewise, projection 43 and nutted rod 4 can also use integrally formed structure or divide The structure of body formula assembled formation.
It is understood that the spring 41 in the present embodiment can also use other flexible parts to substitute, only need The requirement of deformation driving nutted rod reach can be recovered when compressing and unclamp after meeting stress.
It is understood that the governor motion in the present embodiment can also use other structures to substitute, such as slide block structure, It need to only meet compress or the requirement of trip spring during motion.
In addition to above preferred embodiment, the utility model also has other embodiments, and those skilled in the art can root It is variously modified and deforms according to the utility model, without departing from spirit of the present utility model, the utility model all should be belonged to Scope as defined in the claims.

Claims (10)

1. a kind of electric chain saw, including casing, motor, guide plate and saw chain, for motor in casing, the rear end of guide plate is connected to machine Shell, saw chain drive on guide plate and by motor, and motor drives saw chain to be realized along guide plate circumference shuttling movement and cut, and its feature exists In, in addition to the tensioning apparatus on the casing, tensioning apparatus includes nutted rod, governor motion and elastic component, before nutted rod End is connected to guide plate, rear end is connected to elastic component, and elastic component is located between nutted rod and governor motion, and governor motion is used to adjust Elastic component, elastic component is in compressive state when locking guide plate, and elastic component drives guide plate when unclamping guide plate by nutted rod Reach tensioning saw chain.
2. electric chain saw according to claim 1, it is characterised in that the elastic component is spring, and spring housing is located at nutted rod Rear end, nutted rod is provided with spacing ring, and the front end of spring is contacted with spacing ring, rear end is contacted with governor motion.
3. electric chain saw according to claim 2, it is characterised in that the governor motion includes gear and engaged with gear Rack, the rear end of spring are contacted with rack, compression spring when gear driving rack moves forward.
4. electric chain saw according to claim 3, it is characterised in that the rack is provided with inserting for tensioning rod rear end insertion Hole, the rear end of nutted rod is in jack, and spring is partially or fully in jack, and the rear end of spring is contacted with the interior of jack Wall.
5. electric chain saw according to claim 3, it is characterised in that the governor motion also includes being used to drive pinion rotation Handle, gear is provided with the jack-post of axially projecting formation, and casing is provided with outwardly and spacing for spacing handle Post, one end of handle are connected to jack-post, the other end provided with the spacing hole passed through for limited post by pin rotation.
6. electric chain saw according to claim 5, it is characterised in that the casing is provided with the peace for being used for installing governor motion Dress portion and the cover plate for covering installation portion, installation portion includes arc and the platen below arc, pinion rotation are set In in arc, for rack on platen, cover plate is provided with the through hole stretched out for jack-post, and handle is located at the outside of cover plate.
7. according to the electric chain saw described in claim any one of 1-6, it is characterised in that the front end of the nutted rod is provided with projection, For the protrusion direction of projection perpendicular to the length direction of nutted rod, guide plate is provided with driving hole, is realized in projection insertion driving hole Tight bar is connected to guide plate.
8. electric chain saw according to claim 7, it is characterised in that the casing includes main casing, main casing front end it is outer Wall is provided with the boss for being used for installing guide plate, and boss is provided with the stopper slot matched with nutted rod front end, and the front end of nutted rod is set In in stopper slot.
9. electric chain saw according to claim 8, it is characterised in that the electric chain saw also includes the pressure being fixed on boss Plate, pressing plate are provided with the bar hole stretched out for projection, and the length direction of bar hole is consistent with the length direction of nutted rod.
10. electric chain saw according to claim 9, it is characterised in that the casing also includes the side cover on main casing, Side cover is provided with the platen for being used for locking guide plate, and tensioning apparatus is located between main casing and side cover, and boss is provided with bolt, pressing plate The sets of holes passed through for bolt are provided with, guide plate is provided with the slotted eye passed through for bolt, and side cover is provided with the circular hole passed through for bolt, Platen is provided with the screwed hole matched with bolt, and platen, which is tightened against on bolt, realizes locking guide plate.
CN201720753832.XU 2017-06-27 2017-06-27 A kind of electric chain saw Active CN207105126U (en)

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Application Number Priority Date Filing Date Title
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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107234674A (en) * 2017-06-27 2017-10-10 浙江亚特电器有限公司 A kind of electric chain saw
CN108834822A (en) * 2018-08-08 2018-11-20 浙江亚特电器有限公司 A kind of chain saw
CN110587722A (en) * 2019-10-18 2019-12-20 常州格力博有限公司 Chain saw
CN113146750A (en) * 2021-04-13 2021-07-23 浙江亚特电器有限公司 Chain saw

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107234674A (en) * 2017-06-27 2017-10-10 浙江亚特电器有限公司 A kind of electric chain saw
CN108834822A (en) * 2018-08-08 2018-11-20 浙江亚特电器有限公司 A kind of chain saw
CN110587722A (en) * 2019-10-18 2019-12-20 常州格力博有限公司 Chain saw
CN113146750A (en) * 2021-04-13 2021-07-23 浙江亚特电器有限公司 Chain saw
CN113146750B (en) * 2021-04-13 2023-08-18 浙江亚特电器股份有限公司 Chain saw

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Address after: No. 150 Wenlong Road, Yuxin Town, Nanhu District, Jiaxing City, Zhejiang Province

Patentee after: Zhejiang Yate Electric Appliance Co.,Ltd.

Address before: 314100 No. 150 Wenlong Road, Yuxin Town, Nanhu District, Jiaxing City, Zhejiang Province

Patentee before: ZHEJIANG YAT ELECTRICAL APPLIANCE Co.,Ltd.