CN214626601U

CN214626601U - Fixing structure of electric chain saw motor

Info

Publication number: CN214626601U
Application number: CN202121212563.9U
Authority: CN
Inventors: 朱位江
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-06-01
Filing date: 2021-06-01
Publication date: 2021-11-05
Anticipated expiration: 2031-06-01

Abstract

The utility model discloses a fixed knot of electric chain saw motor constructs relates to electric chain saw equipment technical field, including casing, side cap, work box, cavity, motor lid, first pivot, first gear, second pivot, second gear, sprocket, two-way lead screw, third gear, fourth gear, splint, first push rod, movable block, second push rod, spout, arc piece, compression spring, main handle, air outlet, through-hole board and filter screen. The utility model discloses a set up splint and motor cover, movable block and splint cooperation are fixed all around to driving motor simultaneously, guarantee driving motor's fixed effect, the motor cover plays the supporting role to one side of driving motor, avoid vibrations to cause the damage to it, the work effect of device has been guaranteed, through setting up through-hole board and filter screen, the filter screen blocks the piece, when guaranteeing device radiating effect, avoid the dust to influence driving motor's work, the work effect of device has been guaranteed.

Description

Fixing structure of electric chain saw motor

Technical Field

The utility model relates to an electricity chain saw equipment technical field specifically is a fixed knot of electricity chain saw motor constructs.

Background

With the development of electric tools, which have been widely used in the fields of homes, gardens, etc., an electric chain saw is a woodworking and electrician tool that works by a rotating chain saw blade, and is generally used to perform trimming work or forest work, such as felling, pruning, cutting, etc., of trees. The electric chain saw generally uses electricity as a power source to drive a motor to work, and the motor drives a saw chain with a cutting edge to circularly move at a high speed to cut wood or branches. Electric chain saw uses driving motor to come as power unit usually, and driving motor rotates through driving the sprocket to the control chain rotates, works to trees, and the outside of chain is equipped with the baffle for support and conduction saw chain, and one side of chain is equipped with chain brake, is used for the rotation of quick stop chain, belongs to one of the safety function.

The existing electric chain saw is usually lack of a fixing structure for an internal motor, the device can vibrate in a small amplitude when working, the internal motor is easily damaged, the safety and the service life of the motor are influenced, and therefore the working effect of the device is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fixed knot of electric chain saw motor constructs to solve the problem that proposes among the above-mentioned background art.

In order to solve the technical problem, the utility model provides a following technical scheme: a fixing structure of a motor of an electric chain saw comprises a shell, wherein a side cover is arranged on one side of the outer wall of the shell, a working box is arranged on one side of the outer wall of the shell, which is far away from the side cover, a cavity is formed in the inner portion of the working box, which is close to one side of the shell, the cavity is communicated with the shell, a motor cover is arranged on one side of the cavity in a matching manner on the inner wall of the shell, one end of the motor cover extends into the cavity, a transmission mechanism is arranged on one side of the outer wall of the motor cover, two rotatably connected bidirectional screw rods are symmetrically arranged on two sides of the top of the inner wall of the cavity, one end of each bidirectional screw rod extends to the top of the working box and is sleeved with a third gear, a rotatably connected fourth gear is arranged on one side of the third gear on the top of the working box, the two third gears are both engaged with the fourth gear, two slidably connected clamping plates are symmetrically arranged on two sides of the inner wall of the cavity, and are rotatably connected with the two bidirectional screw rods simultaneously, one of them splint are close to another splint one side symmetry is equipped with the first push rod of rotation connection, first push rod one end is equipped with the movable block that rotates the connection, the movable block bottom is equipped with the second push rod of rotation connection, the second push rod and another the splint top rotates to be connected, movable block outer wall one side is equipped with extrusion mechanism, casing outer wall one side is equipped with main handle, the inside one side of cavity is equipped with filtering mechanism.

Furthermore, the transmission mechanism comprises a first rotating shaft, the first rotating shaft is rotatably arranged on the inner side of the motor cover, one end of the first rotating shaft, which is far away from the cavity, is sleeved with a first gear, the first rotating shaft is positioned on one side of the cavity, the outer wall of the motor cover is positioned on one side of the first rotating shaft and is provided with a second rotating shaft in a rotating connection mode, the outer wall of the second rotating shaft is sleeved with a second gear on one side of the first gear, the first gear is meshed with the second gear, and one end of the second rotating shaft is sleeved with a sprocket on one side of the second gear.

Further, the extrusion mechanism includes two spouts, two the spout is symmetrically seted up respectively in two the adjacent one side of movable block outer wall, the spout inner wall matches and is equipped with sliding connection's arc piece, the arc piece outer wall is close to spout one side is equipped with compression spring, compression spring one end with spout fixed connection extrudees driving motor, has guaranteed the centre gripping effect of device.

Furthermore, a bolt for rotary connection is arranged on one side of the outer wall of the side cover, a pull rod is arranged at the top of the fourth gear, the bolt ensures the disassembly efficiency of the side cover, and the fourth gear is driven to rotate through the pull rod.

Further, work box top one side is equipped with vice handle, the casing outer wall in vice handle one side is equipped with the hand protector baffle, and vice handle has guaranteed fixing device's stability with the cooperation of main handle, and the hand protector baffle blocks the piece that work produced.

Furthermore, splint inside be equipped with two-way lead screw assorted screw nut, the cavity top be equipped with fourth gear assorted ball bearing drives splint through screw nut and moves, and ball bearing has guaranteed the stability when fourth gear rotates.

Furthermore, the inner wall of the sliding groove is provided with a sliding rail matched with the arc-shaped blocks, two friction blocks are matched with one side, adjacent to the outer wall of each arc-shaped block, of each friction block, the sliding rail ensures the movement direction of each arc-shaped block, and the friction blocks ensure the stability of the device for fixing the driving motor.

Further, filtering mechanism includes the air outlet, the air outlet is seted up in the cavity inner wall is kept away from casing one side, the air outlet inner wall matches and is equipped with the through-hole board of rotation connection, the cavity inner wall in through-hole board one side matches and is equipped with the filter screen, and when the device is radiating, avoid inside the dust piece entering device.

Compared with the prior art, the utility model discloses the beneficial effect who reaches is:

1. the utility model discloses a set up splint, movable block, motor cover and arc piece, the movable block cooperates with splint, to driving motor's the work of fixing all around simultaneously, has guaranteed the device to driving motor's fixed effect, and the motor cover plays the supporting role to one side of driving motor, avoids vibrations to cause the damage to it, has guaranteed the work effect of device.

2. The utility model discloses a set up through-hole board and filter screen, the filter screen blocks the piece, when guaranteeing the device radiating effect, avoids the dust to influence driving motor's work, has guaranteed the working effect of device.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a top sectional view of the present invention with the side cover removed as a whole;

FIG. 2 is a front view of the present invention as a whole;

FIG. 3 is a front view of the present invention with the side cover removed as a whole;

FIG. 4 is a side sectional view of the work box of the present invention;

in the figure: 1. a housing; 2. a side cover; 3. a work box; 4. a cavity; 5. a motor cover; 6. a first rotating shaft; 7. a first gear; 8. a second rotating shaft; 9. a second gear; 10. a sprocket; 11. a bidirectional screw rod; 12. a third gear; 13. a fourth gear; 14. a splint; 15. a first push rod; 16. a movable block; 17. a second push rod; 18. a chute; 19. an arc-shaped block; 20. a compression spring; 21. a main handle; 22. an air outlet; 23. a through hole plate; 24. and (5) filtering by using a filter screen.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a fixing structure of an electric chain saw motor comprises a shell 1, wherein a side cover 2 is arranged on one side of the outer wall of the shell 1, a working box 3 is arranged on one side, far away from the side cover 2, of the outer wall of the shell 1, a cavity 4 is formed in the working box 3, the side, close to the shell 1, of the inner wall of the shell 1 is communicated with the shell 1, a motor cover 5 is arranged on one side of the cavity 4 in a matched mode on the inner wall of the shell 1, one end of the motor cover 5 extends into the cavity 4, a transmission mechanism is arranged on one side of the outer wall of the motor cover 5 and comprises a first rotating shaft 6, the first rotating shaft 6 is rotatably arranged on the inner side of the motor cover 5, a first gear 7 is sleeved on one end, far away from the cavity 4, of the first rotating shaft 6 is located on one side of the cavity 4, and a second rotating shaft 8 which is rotatably connected with the outer wall of the motor cover 5 on one side of the first rotating shaft 6, the outer wall of the second rotating shaft 8 is sleeved with a second gear 9 on one side of the first gear 7, the first gear 7 is meshed with the second gear 9, one end of the second rotating shaft 8 is sleeved with a sprocket 10 on one side of the second gear 9, two-way screws 11 which are connected in a rotating mode are symmetrically arranged on two sides of the top of the inner wall of the cavity 4, one end of each two-way screw 11 extends to the top of the working box 3 and is sleeved with a third gear 12, a fourth gear 13 which is connected in a rotating mode is arranged on one side of the third gear 12 on the top of the working box 3, the two third gears 12 are both meshed with the fourth gear 13, clamping plates 14 which are connected in a sliding mode are symmetrically arranged on two sides of the inner wall of the cavity 4, the clamping plates 14 are connected with the two-way screws 11 in a rotating mode simultaneously, one of the clamping plates 14 is symmetrically provided with a first push rod 15 which is connected in a rotating mode on one side of the clamping plate 14, first push rod 15 one end is equipped with the movable block 16 that rotates the connection, 16 bottoms of movable block are equipped with the second push rod 17 that rotates the connection, second push rod 17 and another 14 tops of splint rotate the connection, 16 outer wall one side of movable block is equipped with extrusion mechanism, extrusion mechanism includes two spout 18, two spout 18 symmetry respectively is seted up in two the adjacent one side of 16 outer walls of movable block, 18 inner walls of spout match and are equipped with sliding connection's arc piece 19, the arc piece 19 outer wall is close to 18 one side of spout is equipped with compression spring 20, compression spring 20 one end with 18 fixed connection of spout, 1 outer wall one side of casing is equipped with main handle 21.

2 outer wall one side of side cap is equipped with the bolt of rotation connection, fourth gear 13 top is equipped with the pull rod, and casing 1 passes through bolted connection with side cap 2, has guaranteed the stability of device structure, drives fourth gear 13 through the pull rod and rotates, has guaranteed the convenience of device.

3 top one side of work box is equipped with vice handle, 1 outer wall of casing in vice handle one side is equipped with the hand protector baffle, and vice handle uses with the cooperation of main handle 21, has guaranteed the stability when the device is fixed, and the hand protector baffle blocks the piece that work produced, has guaranteed the security of device.

The inside lead screw nut that is equipped with two-way lead screw 11 phase-match of splint 14, cavity 4 top be equipped with fourth gear 13 phase-match ball bearing, two-way lead screw 11 and lead screw nut rotate relatively, drive lead screw nut and move, splint 14 moves along with it, replaces the rotation through setting up ball bearing, has guaranteed the smooth when fourth gear 13 rotates.

The inner wall of the sliding groove 18 is provided with a sliding rail matched with the arc-shaped block 19, two friction blocks are matched and arranged on one side, adjacent to the outer wall of the arc-shaped block 19, of each friction block, the sliding rail limits the movement direction of the arc-shaped block 19, the stability of the arc-shaped block 19 in the movement process is guaranteed, the friction force between the arc-shaped block 19 and the driving motor is increased through the friction blocks, and the clamping effect of the device is guaranteed

The implementation mode is specifically as follows: when the device is used, the clamping plates 14, the movable blocks 16, the motor cover 5 and the arc-shaped blocks 19 are arranged, before work, the chain is arranged on the inner sides of the shell 1 and the side cover 2, the chain is meshed with the chain teeth 10, when the driving motor is arranged, the driving motor is placed in the cavity 4 and is positioned on the inner sides of the two clamping plates 14, one side of the driving motor is in contact with the motor cover 5 at the moment, the motor cover 5 plays a supporting role for the driving motor, the fourth gear 13 is manually rotated to drive the third gear 12 to rotate, the third gear 12 drives the bidirectional screw rod 11 to rotate so as to drive the two clamping plates 14 to approach each other, when the two clamping plates 14 approach each other, the first push rod 15 and the second push rod 17 rotate along with the first push rod to drive the two movable blocks 16 to approach each other, along with the movement, the arc-shaped blocks 19 firstly contact with the two sides of the driving motor, and the movement continues, the movable block 16 moves, the compression spring 20 is compressed, the arc-shaped block 19 is pushed to be tightly attached to two sides of the driving motor, at the moment, the two clamping plates 14 are contacted with the other two sides of the driving motor, meanwhile, the periphery of the driving motor is fixed, the fixing effect of the device on the driving motor is ensured, when the driving motor is fixed, one side of the driving motor is contacted with one side of the motor cover 5, the supporting function is played for the driving motor, the damage to the driving motor caused by vibration is avoided, the working effect of the device is ensured, after the driving motor is installed, the output shaft of the motor is fixedly connected with the first rotating shaft 6, when the driving motor works, the first rotating shaft 6 moves along with the motor, thereby driving the first gear 7 to rotate, the second gear 9 rotates therewith, thereby driving the second rotating shaft 8 to rotate, the second rotating shaft 8 drives the sprocket 10 to rotate, and the control device works.

Referring to fig. 1, the present invention provides a technical solution: the utility model provides a fixed knot of electric chain saw motor constructs, still including set up in the filtering mechanism of 4 inner wall one sides of cavity, filtering mechanism includes air outlet 22, air outlet 22 is seted up in 4 inner walls of cavity are kept away from 1 one side of casing, the matching of 22 inner walls of air outlet is equipped with the through-hole board 23 that rotates the connection, 4 inner walls of cavity in the matching of 23 one side of through-hole board is equipped with filter screen 24.

The implementation mode is specifically as follows: during the use, through setting up through-hole board 23 and filter screen 24, driving motor works the back for a long time, the temperature of self is higher easily, through setting up air outlet 22 and through-hole board 23, make the inside circulation of air of cavity 4, carry out the work of dispelling the heat to driving motor, the device carries out the during operation to trees, produce a large amount of dust pieces easily, the piece gets into the inside of cavity 4 easily, influence driving motor's work, block the piece through setting up filter screen 24, when guaranteeing device radiating effect, avoid dust to influence driving motor's work, the work effect of device has been guaranteed.

The utility model discloses a theory of operation:

referring to the attached drawings 1-4 of the specification, by arranging the clamping plate 14, the movable block 16, the motor cover 5 and the arc-shaped block 19, the movable block 16 is matched with the clamping plate 14, meanwhile, the periphery of the driving motor is fixed, the fixing effect of the device on the driving motor is guaranteed, the motor cover 5 plays a supporting role for one side of the driving motor, the damage to the driving motor caused by vibration is avoided, and the working effect of the device is guaranteed.

Further, referring to the attached drawing 1 of the specification, through setting up the through hole plate 23 and the filter screen 24, the filter screen 24 blocks the piece, and when guaranteeing the heat dissipation effect of the device, the work of avoiding the dust to influence the driving motor has guaranteed the working effect of the device.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A fixed knot of electric chain saw motor constructs, includes casing (1), its characterized in that: the motor is characterized in that a side cover (2) is arranged on one side of the outer wall of the shell (1), a working box (3) is arranged on one side of the outer wall of the shell (1) far away from the side cover (2), a cavity (4) is formed in the working box (3) and is close to one side of the shell (1), the cavity (4) is communicated with the shell (1), a motor cover (5) is arranged on one side of the cavity (4) in a matched mode on the inner wall of the shell (1), one end of the motor cover (5) extends into the cavity (4), a transmission mechanism is arranged on one side of the outer wall of the motor cover (5), two-way screw rods (11) which are connected in a rotating mode are symmetrically arranged on two sides of the top of the inner wall of the cavity (4), one end of each two-way screw rod (11) extends to the top of the working box (3) and is sleeved with a third gear (12), a fourth gear (13) which is connected in a rotating mode is arranged on one side of the top of the working box (3), two third gear (12) all with fourth gear (13) meshing, cavity (4) inner wall bilateral symmetry is equipped with sliding connection's splint (14), splint (14) simultaneously with two-way lead screw (11) rotate to be connected, one of them splint (14) are close to another splint (14) lateral symmetry is equipped with first push rod (15) of rotating the connection, first push rod (15) one end is equipped with movable block (16) of rotating the connection, movable block (16) bottom is equipped with second push rod (17) of rotating the connection, second push rod (17) and another splint (14) top are rotated and are connected, movable block (16) outer wall one side is equipped with extrusion mechanism, casing (1) outer wall one side is equipped with main handle (21), cavity (4) inside one side is equipped with filtering mechanism.

2. The fixing structure of the motor of the electric chain saw as set forth in claim 1, wherein: drive mechanism includes first pivot (6), first pivot (6) rotate set up in the inboard of motor lid (5), keep away from first pivot (6) cavity (4) pot head is equipped with first gear (7), first pivot (6) are located cavity (4) one side, motor lid (5) outer wall in first pivot (6) one side is equipped with second pivot (8) that rotate the connection, second pivot (8) outer wall in first gear (7) one side cover is equipped with second gear (9), first gear (7) with second gear (9) meshing, second pivot (8) one end in second gear (9) one side cover is equipped with sprocket (10).

3. The fixing structure of the motor of the electric chain saw as set forth in claim 1 or 2, wherein: the extrusion mechanism comprises two sliding grooves (18), the two sliding grooves (18) are symmetrically arranged on two adjacent sides of the outer wall of the movable block (16), the inner wall of each sliding groove (18) is matched with an arc-shaped block (19) in sliding connection, the outer wall of each arc-shaped block (19) is close to one side of each sliding groove (18) and is provided with a compression spring (20), and one end of each compression spring (20) is fixedly connected with the corresponding sliding groove (18).

4. The fixing structure of the motor of the electric chain saw as set forth in claim 3, wherein: and a bolt connected in a rotating manner is arranged on one side of the outer wall of the side cover (2), and a pull rod is arranged at the top of the fourth gear (13).

5. The fixing structure of the motor of the electric chain saw as set forth in claim 1 or 4, wherein: work box (3) top one side is equipped with vice handle, casing (1) outer wall in vice handle one side is equipped with the hand protector baffle.

6. The fixing structure of the motor of the electric chain saw as set forth in claim 1 or 4, wherein: the inner part of the clamping plate (14) is provided with a screw nut matched with the bidirectional screw rod (11), and the top of the cavity (4) is provided with a ball bearing matched with the fourth gear (13).

7. The fixing structure of the motor of the electric chain saw as set forth in claim 3, wherein: the inner wall of the sliding groove (18) is provided with a sliding rail matched with the arc-shaped blocks (19), and two adjacent sides of the outer wall of the arc-shaped blocks (19) are provided with friction blocks in a matching manner.

8. The fixing structure of the motor of the electric chain saw as claimed in claim 1, 4 or 7, wherein: filtering mechanism includes air outlet (22), air outlet (22) are seted up in cavity (4) inner wall is kept away from casing (1) one side, air outlet (22) inner wall matching is equipped with through-hole board (23) that rotate the connection, cavity (4) inner wall in through-hole board (23) one side matching is equipped with filter screen (24).