阅读说明：本技术 一种具有手电双起动系统的油锯 (Chain saw with flashlight double-starting system ) 是由 刘英奎 于 2021-06-04 设计创作，主要内容包括：一种具有手电双起动系统的油锯,涉及油锯技术领域,包括壳体,所述壳体的内壁转动连接有输出轴,输出轴起到带动转盘转动的作用,输出轴带动油锯进行正常工作,壳体的内壁转动连接有与输出轴外侧固定连接的转盘,转盘起到带动判定机构工作的作用。该具有手电双起动系统的油锯,通过判定机构和电控装置的配合使用,当油锯在工作过程中遇到硬物突然停止时,这时判定机构会判断出油锯突然停止,并且通过电控装置来控制油锯电路的连通状态,使油锯电路断开,这时油锯处于停止工作的状态,与现有油锯相比,增加了判断机制以及停止机制,有效避免强硬工作,有效保护油锯的完整性,避免油锯动力设备出现磨损,提高了使用寿命。(The utility model provides a chain saw with two starting systems of flashlight, relates to chain saw technical field, which comprises a housin, the inner wall of casing rotates and is connected with the output shaft, and the output shaft plays and drives carousel pivoted effect, and the output shaft drives the chain saw and normally works, and the inner wall of casing rotates and is connected with the carousel with output shaft outside fixed connection, and the carousel plays the effect that drives decision mechanism work. This chain saw with two starting systems of flashlight, cooperation through decision maker and electrically controlled device is used, when the chain saw runs into hard thing in the course of the work and stops suddenly, at this moment decision maker can judge that the chain saw stops suddenly, and come the connected state of control chain saw circuit through electrically controlled device, make the chain saw circuit disconnection, at this moment the chain saw is in the state of stop work, compare with current chain saw, judge mechanism and stop mechanism have been increased, effectively avoid hard work, effectively protect the integrality of chain saw, avoid chain saw power equipment wearing and tearing to appear, service life is prolonged.)

1. The utility model provides a chain saw with two starting systems of flashlight which characterized in that: the automatic control device is characterized by comprising a shell (1), wherein an output shaft (2) is connected to the inner wall of the shell (1) in a rotating mode, a rotary disc (3) fixedly connected with the outer side of the output shaft (2) is connected to the inner wall of the shell (1) in a rotating mode, a judging mechanism (4) is fixedly connected to the inner wall of the rotary disc (3), and an electric control device (5) is fixedly connected to the inner side, close to the judging mechanism (4), of the inner wall of the rotary disc (3).

2. The chain saw with a flashlight dual start system as set forth in claim 1, wherein: the back fixedly connected with power device of output shaft (2) and power device's model is 1E45F, and during normal operating, output shaft (2) clockwise rotation, the shape of carousel (3) is cylindric and the size of carousel (3) is less than the size of casing (1).

3. The chain saw with a flashlight dual start system as set forth in claim 1, wherein: the judging mechanism (4) comprises a sliding groove (41), the inner wall of the rotary table (3) is provided with uniformly distributed sliding grooves (41), the inner wall of each sliding groove (41) is fixedly connected with a first spring (42), the inner side of each first spring (42) is fixedly connected with a sliding block (43) which is in sliding connection with the inner wall of each sliding groove (41), the inner wall of each sliding block (43) is fixedly connected with an iron block (44), one side, far away from the first spring (42), of each sliding block (43) is fixedly connected with a movable contact (45), the inner wall of each sliding groove (41) is fixedly connected with a fixed contact (46) close to the movable contact (45), and the inner wall of the rotary table (3) is fixedly connected with an electromagnet (47) close to one side of the fixed contact (46).

4. The chain saw with a flashlight dual start system as set forth in claim 1, wherein: the size of spout (41) is less than the size of carousel (3) and the quantity of spout (41) is six, and the diameter of spring (42) is less than the width of spout (41), and the size of slider (43) is less than the size of spout (41), the material of iron plate (44) is iron alloy material and iron plate (44) have magnetism.

5. The chain saw with a flashlight dual start system as set forth in claim 3, wherein: the movable contact (45) is electrically connected with a power supply circuit of the chain saw, the fixed contact (46) is electrically connected with the electromagnet (47), and the magnetic force generated after the electromagnet (47) is electrified is larger than the elastic force of the spring I (42).

6. The chain saw with a flashlight dual start system as set forth in claim 3, wherein: electric control device (5) is including spring two (51), the outside fixedly connected with spring two (51) of slider (43), the outside fixedly connected with conducting block (52) of spring two (51), the inner wall fixedly connected with of carousel (3) and conducting block (52) outside sliding connection's resistance piece (53), the inner wall fixedly connected with piezo-resistor (54) of carousel (3), the inner wall of carousel (3) just is close to inboard fixedly connected with spring three (55) of spout (41), the inboard fixedly connected with of spring two (51) leads electrical pillar (56), the inner wall fixedly connected with electromagnetic block (57) of leading electrical pillar (56).

7. The chain saw with a flashlight dual start system as set forth in claim 6, wherein: the size of the second spring (51) is smaller than that of the slider (43), the conductive block (52) is made of copper and is electrically connected with the equipment power supply, and one end of the resistance block (53) is electrically connected with the conductive block (52) and the other end of the resistance block is electrically connected with the piezoresistor (54).

8. The chain saw with a flashlight dual start system as set forth in claim 6, wherein: the piezoresistor (54) is electrically connected with the electromagnetic block (57), when the circuit voltage is greater than the working voltage of the piezoresistor (54), the piezoresistor (54) is in an open circuit state, the number of the conductive columns (56) is two, one conductive column (56) is electrically connected with a power circuit of equipment, the other conductive column (56) is electrically connected with a power circuit of equipment driving equipment, and when the electromagnetic block (57) is electrified, the magnetism generated by the opposite surfaces is opposite.

Technical Field

The invention relates to the technical field of chain saws, in particular to a chain saw with a manual and electric double-starting system.

Background

The chain saw is generally divided into a power chain saw, a non-power chain saw and the like, and the existing chain saw is often clamped when in use because the sheared object has higher hardness, so that the clamping can be caused, and the clamping possibly causes the engine of the chain saw to break down, the engine to be damaged and the service life to be shortened.

In the chain saw working process, once meet hard object and will cause the chain saw to block, people often can increase the throttle when using the chain saw to meet this kind of condition, improve power, saw off hard object, it is wrong to do so, correct way should be to stop the chain saw operation, take off the chain saw, adjust again, do not take off and just directly increase the throttle, can cause huge damage to the engine of chain saw, and still probably lead to the engine to burn out, the life of chain saw has been shortened greatly.

Therefore, we propose a chain saw with a manual and electric dual start system to solve the above problems.

Disclosure of Invention

The invention adopts the following technical scheme for realizing the technical purpose: the utility model provides a chain saw with two starting systems of flashlight, which comprises a housin, the inner wall of casing rotates and is connected with the output shaft, the output shaft plays and drives carousel pivoted effect, the output shaft drives the chain saw and carries out normal work, the inner wall of casing rotates and is connected with the carousel with output shaft outside fixed connection, the carousel plays the effect that drives decision maker work, the inner wall fixedly connected with decision maker of carousel, decision maker plays the effect of judging whether the chain saw stops work suddenly, the inner wall of carousel just is close to the inboard fixedly connected with electrically controlled device who decides the mechanism, electrically controlled device plays the effect that the control chain saw opens circuit, effectively protect the safety of chain saw.

Furthermore, the back of the output shaft is fixedly connected with a power device, the model of the power device is 1E45F, the output shaft rotates clockwise when the rotary table works normally, the rotary table is cylindrical, and the size of the rotary table is smaller than that of the shell.

Further, the judging mechanism comprises a chute, the inner wall of the turntable is provided with the chute which is uniformly distributed, the chute plays a role in facilitating the movement of the sliding block, the inner wall of the chute is fixedly connected with a first spring which plays a role in contracting the sliding block to one side of the first spring to avoid the contact between a movable contact and a fixed contact in a normal state, the inner side of the first spring is fixedly connected with a sliding block which is in sliding connection with the inner wall of the chute, the sliding block plays a role in transmission, the inner wall of the sliding block is fixedly connected with an iron block which plays a role in magnetic attraction and movement, one side of the sliding block, which is far away from the first spring, is fixedly connected with the movable contact, and the movable contact and the fixed contact play a role in controlling the electrical connection of the electromagnet together, the inner wall of spout and the one side fixedly connected with that is close to the movable contact decide the contact, the inner wall of carousel and the one side fixedly connected with electromagnet that is close to decide the contact, the electromagnet plays magnetic adsorption and the effect of fixed slide position.

Further, the size of spout is less than the size of carousel and the quantity of spout is six, and the diameter of spring one is less than the width of spout, and the size of slider is less than the size of spout, the material of iron plate is iron alloy material and the iron plate has magnetism.

Furthermore, the movable contact is electrically connected with a power supply circuit of the chain saw, the fixed contact is electrically connected with the electromagnet, and the magnetic force generated after the electromagnet is electrified is larger than the elastic force of the first spring.

Further, electrically controlled device includes spring two, the outside fixedly connected with spring two of slider, the outside fixedly connected with conducting block of spring two, the inner wall fixedly connected with and the conducting block outside sliding connection's of carousel resistance piece, the inner wall fixedly connected with piezo-resistor of carousel, the inner wall of carousel and the inboard fixedly connected with spring three that is close to the spout, the inboard fixedly connected with of spring two leads electrical pillar, leads the inner wall fixedly connected with electromagnetic block of electrical pillar.

Furthermore, the size of the second spring is smaller than that of the sliding block, the conductive block is made of copper and is electrically connected with an equipment power supply, and one end of the resistance block is electrically connected with the conductive block and the other end of the resistance block is electrically connected with the piezoresistor.

Furthermore, the piezoresistor is electrically connected with the electromagnetic block, when the circuit voltage is greater than the working voltage of the piezoresistor, the piezoresistor is in an open circuit state, the number of the conductive columns is two, one of the conductive columns is electrically connected with the equipment power circuit, the other conductive column is electrically connected with the equipment driving equipment power circuit, and when the electromagnetic block is electrified, the magnetism generated by the opposite surfaces is opposite.

The invention has the following beneficial effects:

1. this chain saw with two starting systems of flashlight, cooperation through decision maker and electrically controlled device is used, when the chain saw runs into hard thing in the course of the work and stops suddenly, at this moment decision maker can judge that the chain saw stops suddenly, and come the connected state of control chain saw circuit through electrically controlled device, make the chain saw circuit disconnection, at this moment the chain saw is in the state of stop work, compare with current chain saw, judge mechanism and stop mechanism have been increased, effectively avoid hard work, effectively protect the integrality of chain saw, avoid chain saw power equipment wearing and tearing to appear, service life is prolonged.

2. This chain saw with two starting systems of flashlight, cooperation through electromagnetic block and piezo-resistor is used, during the normal use chain saw, at this moment the electromagnet is in the on state, electromagnetic block magnetism is inhaled mutually, make and lead electrical connection, effectively guarantee the circuit connected state, and improved and led the stability of electrical connection, and the circuit intercommunication situation of piezo-resistor effective control electromagnetic block, compare with current, can be timely prevent that power equipment from transshipping the use, the practicality is improved, power equipment's life has been prolonged.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged partial view of portion A of FIG. 1;

FIG. 3 is a schematic diagram of the moving contact structure of the present invention;

FIG. 4 is an enlarged partial view of the portion B in FIG. 3 according to the present invention.

In the figure: 1. a housing; 2. an output shaft; 3. a turntable; 4. a determination means; 41. a chute; 42. a first spring; 43. a slider; 44. an iron block; 45. a movable contact; 46. fixing a contact point; 47. an electromagnet; 5. an electric control device; 51. a second spring; 52. a conductive block; 53. a resistance block; 54. a voltage dependent resistor; 55. a third spring; 56. a conductive post; 57. an electromagnetic block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The first embodiment is as follows:

referring to fig. 1-4, a chain saw with a flashlight double-start system comprises a housing 1, an output shaft 2 is rotatably connected to the inner wall of the housing 1, a power device is fixedly connected to the back of the output shaft 2, the model of the power device is 1E45F, during normal operation, the output shaft 2 rotates clockwise, the turntable 3 is cylindrical, the size of the turntable 3 is smaller than that of the housing 1, the output shaft 2 drives the turntable 3 to rotate, the output shaft 2 drives the chain saw to operate normally, the inner wall of the housing 1 is rotatably connected with a turntable 3 fixedly connected to the outer side of the output shaft 2, the turntable 3 drives a determination mechanism 4 to operate, the inner wall of the turntable 3 is fixedly connected with a determination mechanism 4, the determination mechanism 4 determines whether the chain saw stops operating suddenly, an electric control device 5 is fixedly connected to the inner wall of the turntable 3 and close to the determination mechanism 4, the electric control device 5 plays a role in controlling the chain saw to be broken, and the safety of the chain saw is effectively protected.

The determination mechanism 4 comprises a sliding chute 41, the inner wall of the turntable 3 is provided with sliding chutes 41 which are uniformly distributed, the sliding chute 41 plays a role in facilitating the movement of a sliding block 43, the size of the sliding chute 41 is smaller than that of the turntable 3, the number of the sliding chutes 41 is six, the diameter of a spring I42 is smaller than the width of the sliding chute 41, the size of the sliding block 43 is smaller than that of the sliding chute 41, the material of an iron block 44 is iron alloy, the iron block 44 has magnetism, the inner wall of the sliding chute 41 is fixedly connected with the spring I42, the spring I42 plays a role in contracting the sliding block 43 to one side of the spring I42, the contact between the movable contact 45 and a fixed contact 46 in a normal state is avoided, the inner side of the spring I42 is fixedly connected with the sliding block 43 which is in sliding connection with the inner wall of the sliding chute 41, the sliding block 43 plays a role in transmission, the inner wall of the sliding block 43 is fixedly connected with the iron block 44, the iron block 44 plays a role in magnetic attraction and movement, one side of the sliding block 43, which is far away from the spring I42 is fixedly connected with the movable contact 45, the movable contact 45 and the fixed contact 46 together play a role in controlling the electric connection of the electromagnet 47, the movable contact 45 is electrically connected with a power supply circuit of the chain saw, the fixed contact 46 is electrically connected with the electromagnet 47, the magnetic force generated after the electromagnet 47 is electrified is greater than the elastic force of the first spring 42, the fixed contact 46 is fixedly connected to the inner wall of the chute 41 and one side close to the movable contact 45, the electromagnet 47 is fixedly connected to the inner wall of the turntable 3 and one side close to the fixed contact 46, and the electromagnet 47 plays a role in magnetically adsorbing and fixing the position of the sliding block 43.

Example two:

referring to fig. 1-4, a chain saw with a flashlight double-starting system comprises a housing 1, an output shaft 2 is rotatably connected to the inner wall of the housing 1, the output shaft 2 plays a role in driving a rotary table 3 to rotate, the output shaft 2 drives the chain saw to normally work, the inner wall of the housing 1 is rotatably connected with the rotary table 3 fixedly connected to the outer side of the output shaft 2, the rotary table 3 plays a role in driving a judging mechanism 4 to work, the inner wall of the rotary table 3 is fixedly connected with a judging mechanism 4, the judging mechanism 4 plays a role in judging whether the chain saw suddenly stops working, an electric control device 5 is fixedly connected to the inner wall of the rotary table 3 and the inner side close to the judging mechanism 4, the electric control device 5 plays a role in controlling the circuit of the chain saw, and the safety of the chain saw is effectively protected.

The back of output shaft 2 is fixedly connected with power device and power device's model is 1E45F, and during normal operating, output shaft 2 clockwise rotation, the shape of carousel 3 is cylindric and the size of carousel 3 is less than the size of casing 1.

The judging mechanism 4 comprises a chute 41, the inner wall of the turntable 3 is provided with the chutes 41 which are uniformly distributed, the chute 41 plays a role of facilitating the movement of a sliding block 43, the inner wall of the chute 41 is fixedly connected with a first spring 42, the first spring 42 plays a role of contracting the sliding block 43 to one side of the first spring 42 to avoid the contact of the movable contact 45 and a fixed contact 46 under a normal state, the inner side of the first spring 42 is fixedly connected with the sliding block 43 which is in sliding connection with the inner wall of the chute 41, the sliding block 43 plays a role of transmission, the inner wall of the sliding block 43 is fixedly connected with an iron block 44, the iron block 44 plays a role of magnetic attraction and movement, one side of the sliding block 43 far away from the first spring 42 is fixedly connected with the movable contact 45, the movable contact 45 and the fixed contact 46 together play a role of controlling the electric connection of an electromagnet 47, one side of the inner wall of the chute 41 and near the movable contact 45 is fixedly connected with the fixed contact 46, one side of the inner wall of the turntable 3 and near the fixed contact 46 is fixedly connected with the electromagnet 47, the electromagnet 47 functions to magnetically attract and fix the position of the slider 43.

The size of the sliding chute 41 is smaller than that of the rotating disc 3, the number of the sliding chutes 41 is six, the diameter of the first spring 42 is smaller than the width of the sliding chute 41, the size of the sliding block 43 is smaller than that of the sliding chute 41, the material of the iron block 44 is ferrous alloy material, and the iron block 44 has magnetism.

The movable contact 45 is electrically connected with a power supply circuit of the chain saw, the fixed contact 46 is electrically connected with the electromagnet 47, and the magnetic force generated after the electromagnet 47 is electrified is larger than the elastic force of the first spring 42.

The electric control device 5 comprises a second spring 51, a second spring 51 is fixedly connected to the outer side of the sliding block 43, a conductive block 52 is fixedly connected to the outer side of the second spring 51, a resistance block 53 is fixedly connected to the inner wall of the rotary disc 3 and slidably connected to the outer side of the conductive block 52, a pressure sensitive resistor 54 is fixedly connected to the inner wall of the rotary disc 3, a third spring 55 is fixedly connected to the inner wall of the rotary disc 3 and close to the sliding groove 41, a conductive column 56 is fixedly connected to the inner side of the second spring 51, and an electromagnetic block 57 is fixedly connected to the inner wall of the conductive column 56.

The size of the second spring 51 is smaller than that of the slider 43, the conductive block 52 is made of copper, the conductive block 52 is electrically connected with the equipment power supply, and one end of the resistance block 53 is electrically connected with the conductive block 52 and the other end is electrically connected with the piezoresistor 54.

The voltage dependent resistor 54 is electrically connected to the electromagnetic block 57, when the circuit voltage is greater than the operating voltage of the voltage dependent resistor 54, the voltage dependent resistor 54 is in an open circuit state, the number of the conductive columns 56 is two, one of the conductive columns 56 is electrically connected to the device power circuit, the other conductive column 56 is electrically connected to the device driving device power circuit, and when the electromagnetic block 57 is energized, the magnetic properties generated by the opposite surfaces are opposite.

The working principle is as follows: when the chain saw normally works, as shown in the first drawing, the power device drives the output shaft 2 to rotate clockwise at this time, the turntable 3 rotates along with the output shaft 2, the slider 43 is kept stable under the action of the first spring 42, the movable contact 45 is not electrically connected with the fixed contact 46, the conductive block 52 is electrically connected with the resistance block 53, the length of the resistance block 53 connected into the circuit is large, so that the voltage flowing out of the resistance block 53 is small and is smaller than the working voltage of the piezoresistor 54, the piezoresistor 54 is in a passage state, the electromagnetic block 57 is in a passage state and generates magnetism, the conductive posts 56 are mutually attached together under the action of magnetic attraction of the electromagnetic block 57, and the chain saw circuit is in the passage state;

when the chain saw suddenly stops rotating, the sliding block 43 continues moving in the sliding groove 41 under the action of inertia, and finally the movable contact 45 is electrically connected with the fixed contact 46, so that the electromagnet 47 is in circuit connection and generates magnetism, the sliding block and the iron block 44 are magnetically attracted, the movable contact 45 and the fixed contact 46 are relatively fixed, the circuit is effectively ensured to be stably electrified, and meanwhile, the position of the conductive block 52 is changed, so that the length of the resistance block 53 connected into the circuit is reduced to the minimum, the voltage flowing out of the resistance block 53 is at the maximum value and is greater than the working voltage of the piezoresistor 54, the piezoresistor 54 is disconnected, the electromagnetic block 57 is also disconnected, the conductive post 56 is disconnected from electrical connection, the chain saw does not work in an overload state, power equipment is effectively protected, further abrasion is avoided, and the service life of the chain saw is prolonged.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.