CN213088681U

CN213088681U - Make things convenient for gear of dismouting

Info

Publication number: CN213088681U
Application number: CN202021670002.9U
Authority: CN
Inventors: 庄海涛; 谭国强; 赖汉源; 庄文俏; 聂伟雄; 彭文瀚
Original assignee: Shaoguan Bohan Machinery Technology Co ltd
Current assignee: Shaoguan Bohan Machinery Technology Co ltd
Priority date: 2020-08-12
Filing date: 2020-08-12
Publication date: 2021-04-30
Anticipated expiration: 2030-08-12

Abstract

The utility model relates to the technical field of gears, and a make things convenient for gear of dismouting is disclosed, including left half gear, the right side fixed mounting of left side half gear has right half gear, the right side of left side half gear is provided with right gear cooperation groove, the left side of right side half gear is provided with left gear cooperation and swells, the teeth of a cogwheel are cup jointed in the outside of right side half gear. This make things convenient for gear of dismouting, through being divided into left half gear and right half pick wheel with the gear, set up right gear mating groove at left half gear and right half pick wheel matched with face, it is protruding to set up the left gear cooperation of looks adaptation on right half gear, set up the outer rack movable groove inside the gear, set up the outer rack wheel in outer rack movable groove inside, the outer rack wheel leaves in left half gear when not splicing, need overlap when the bearing with left and right half gear along right gear mating groove with the protruding adaptation of left gear cooperation after, utilize press the switch to stir along the slip track and press groove department and press down.

Description

Make things convenient for gear of dismouting

Technical Field

The utility model relates to the technical field of gears, specifically be a make things convenient for gear of dismouting.

Background

The gear is a mechanical element with teeth on a rim and capable of continuously meshing to transmit motion and power, and is a toothed mechanical part capable of meshing with each other, the diameter of a large gear is one time of that of a small gear, the application of the gear in transmission is very early, and the problem of transmitting rotary motion by using bronze or cast iron gears is explained in mechanical problems of ancient Greek philosophers, Asia-Shi-Dode, more than 300 years ago in the year of the year before. The principle of generating the cutting method and the successive appearance of the special machine tool and the cutter for cutting teeth by using the principle make the gear processing have a complete means, and the running stability of the gear is emphasized along with the development of production.

With the innovation of the development technology of science and technology, the technology of the common gear is also replaced, the common gear usually only comprises a separate gear framework and external gear teeth, although the common gear is firm, the common gear has certain defects in practicability, when the gear is assembled on a bearing, the common gear needs to be sleeved in from one side of the bearing and taken out from the same side, if external parts are arranged on the common gear, the common gear needs to be assembled and disassembled together, the common gear is inconvenient, and meanwhile, the simple gear does not have the anti-theft capacity.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

To prior art not enough, the utility model provides a make things convenient for gear of dismouting, possess and make things convenient for the dismouting, take advantages such as theftproof self-locking function, the present ordinary gear has been solved, only solitary gear skeleton constitutes with the outside teeth of a cogwheel usually, though firm but have certain disappearance on the practicality, when assembling the gear to the bearing, need embolia from one side of bearing, take out to need follow again and take out with one side, if there is and outer part installation needs dismouting in the lump on it, it is very inconvenient, the simple gear does not have the problem of theftproof ability simultaneously.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a gear convenient to disassemble and assemble comprises a left half gear, a right half gear is fixedly installed on the right side of the left half gear, a right gear matching groove is formed in the right side of the left half gear, a left gear matching protrusion is arranged on the left side of the right half gear, gear teeth are sleeved on the outer side of the right half gear, an outer rack moving groove is formed in the left half gear, an outer rack gear limiting spring is fixedly connected inside the outer rack moving groove, an outer rack gear is fixedly connected on the left side of the outer rack gear limiting spring, oblique outer teeth are fixedly connected on the inner side of the outer rack gear, a press switch is movably inserted in the middle of the outer rack gear, an inner rack moving space is formed in the outer rack moving groove, an inner rack gear is arranged inside the inner rack moving space, and oblique inner teeth are fixedly connected on the outer side of the inner rack gear, the bottom of the internal rack gear is movably connected with an internal rack gear rotating shaft, and the internal of the internal rack gear is fixedly connected with a pressure spring plate.

Preferably, the top of the pressure spring plate is provided with a spring plate bending opening, and the top of the spring plate bending opening is provided with a rotary switch groove.

Preferably, a sliding track is arranged on the front side of the right half gear, and a pressing groove is arranged on the front side of the right half gear.

Preferably, the push switch is arranged at the top of the push groove, and the bottom of the push switch is matched with the inside of the push groove.

Preferably, the inner portion of the right gear fitting groove is fitted to the left gear fitting protrusion, and one side of the oblique outer teeth is fitted to one side of the oblique inner teeth.

Preferably, the rotating shaft of the internal rack gear is movably inserted into the left half gear, the external rack gear is located inside the left half gear, and the internal rack gear is located inside the left half gear.

Compared with the prior art, the utility model provides a make things convenient for gear of dismouting possesses following beneficial effect:

1. this make things convenient for gear of dismouting, through being divided into left half gear and right half pick wheel with the gear, set up right gear mating groove at left half gear and right half pick wheel matched with face, set up the left gear cooperation of looks adaptation on right half gear and protruding, set up the outer rack movable groove inside the gear, set up the outer rack wheel in outer rack movable groove inside, the outer rack wheel leaves in left half gear when not splicing, need overlap when the bearing with left and right half gear along right gear mating groove with the protruding adaptation of left gear cooperation after, utilize press switch to stir along the slip track and press groove department and press down, insert half of outer rack wheel and splice completion in the right half pick wheel, removed the trouble that the bearing top was inserted from the shaft.

2. This make things convenient for gear of dismouting, through setting up external rack wheel and internal rack wheel when needs concatenation two halves gear, need insert anticlockwise rotation in the rotation switch slot with the key that rotates switch slot looks adaptation earlier, press the inside rotation of pressure shell fragment with shell fragment bending hole for the internal rack wheel rotates certain angle along the internal rack wheel axis of rotation and is convenient for the external rack wheel to change over to right half pick wheel from left half gear, prevent burglary through this kind of mode of taking the key unblock.

Drawings

FIG. 1 is a top sectional view of the structure of the present invention;

FIG. 2 is a top view of the present invention;

fig. 3 is a side sectional view of the structure of the present invention.

Wherein: 1. a left half gear; 2. a right half gear; 3. a right gear mating groove; 4. a left gear mating projection; 5. gear teeth are sleeved on the outer side; 6. an outer rack movable groove; 7. an external rack wheel limit spring; 8. an external rack wheel; 9. oblique outer teeth; 10. a push switch; 11. the inner rack is movable space; 12. an internal rack gear; 13. inclined inner teeth; 14. an internal rack gear rotating shaft; 15. a pressure spring plate; 16. a spring plate bending opening; 17. rotating the switch slot; 18. a sliding track; 19. and pressing the groove.

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. 1-3, a gear convenient for disassembly and assembly comprises a left half gear 1, a right half gear 2 is fixedly installed on the right side of the left half gear 1, a right gear mating groove 3 is formed in the right side of the left half gear 1, the interior of the right gear mating groove 3 is matched with the left gear mating protrusion 4, one side of an oblique outer tooth 9 is matched with one side of an oblique inner tooth 13, the left side of the right half gear 2 is provided with the left gear mating protrusion 4, gear teeth 5 are sleeved on the outer side of the right half gear 2, an outer rack movable groove 6 is formed in the left half gear 1, an outer rack wheel limiting spring 7 is fixedly connected to the interior of the outer rack movable groove 6, the outer rack wheel limiting spring 7 is convenient for rebounding of the outer rack wheel 8 when the outer rack wheel limiting spring 7 is disassembled, the outer rack wheel 8 is fixedly connected to the left side of the outer rack wheel limiting spring 7, and an oblique outer tooth 9 is fixedly connected, a push switch 10 is movably inserted in the middle of the external rack wheel 8, an internal rack moving space 11 is arranged inside the external rack moving groove 6, an internal rack wheel 12 is arranged inside the internal rack moving space 11, inclined internal teeth 13 are fixedly connected to the outer side of the internal rack wheel 12, an internal rack wheel rotating shaft 14 is movably connected to the bottom of the internal rack wheel 12, the internal rack wheel rotating shaft 14 is movably inserted in the left half gear 1, the external rack wheel 8 is positioned in the left half gear 1, the internal rack wheel 12 is positioned in the left half gear 1, a pressure spring plate 15 is fixedly connected inside the internal rack wheel 12, a spring plate bending opening 16 is arranged at the top of the pressure spring plate 15, a rotation switch groove 17 is arranged at the top of the spring plate bending opening 16, the rotation switch groove 17 can be rotated only by inserting a key with the same shape, and the protruded position of the rotation switch groove 17 is positioned at the inner side of the spring plate bending opening 16, the front side of the right half gear 2 is provided with a pressing groove 19, half of the pressing groove 19 is positioned on the left half gear 1, half of the pressing groove is positioned on the right half gear 2, the pressing switch 10 is arranged at the top of the pressing groove 19, and the bottom of the pressing switch 10 is matched with the inside of the pressing groove 19.

When the device is used, the left half gear 1 and the right half gear 2 are symmetrically placed on two sides of a bearing to be installed, the right gear matching groove 3 and the left gear matching protrusion 4 are firstly matched, a key is inserted into the rotary switch groove 17 to rotate anticlockwise, the rotary switch groove 17 and the key are pressed to the elastic sheet bending opening 16, the pressure elastic sheet 15 is pressed inwards to drive the inner rack gear 12 to rotate for a certain angle along the inner rack gear rotating shaft 14, the inclined inner teeth 13 do not block the entering of the inclined outer teeth 9, the press switch 10 is shifted along the sliding track 18 at the moment, the press switch 10 drives the outer rack gear 8 to rotate, the press switch 10 rotates to the upper side of the press groove 19 and presses downwards, the press switch 10 and the outer rack gear 8 are fixed, at the moment, one half of the outer rack gear 8 is positioned in the right half gear 2, the key pressure elastic sheet 15 is released at the same time, the inclined outer teeth 9 and the inclined inner teeth 13 are clamped, the installation is fixed to be accomplished, when needing to dismantle, presses push switch 10 and makes it kick-back, inserts the anticlockwise rotation in the key arrives the rotary switch groove 17 simultaneously, makes oblique external tooth 9 no longer block with oblique internal tooth 13, and external rack wheel 8 is along the spacing spring 7 rebound of external rack wheel, accomplishes the dismantlement.

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.

Claims

1. The utility model provides a make things convenient for gear of dismouting, includes left half gear (1), its characterized in that: a right half gear (2) is fixedly mounted on the right side of the left half gear (1), a right gear matching groove (3) is formed in the right side of the left half gear (1), a left gear matching protrusion (4) is formed in the left side of the right half gear (2), gear teeth (5) are sleeved on the outer side of the right half gear (2), an outer rack movable groove (6) is formed in the left half gear (1), an outer rack wheel limiting spring (7) is fixedly connected to the inner portion of the outer rack movable groove (6), an outer rack wheel (8) is fixedly connected to the left side of the outer rack wheel limiting spring (7), oblique outer teeth (9) are fixedly connected to the inner side of the outer rack wheel (8), a press switch (10) is movably inserted in the middle of the outer rack wheel (8), an inner rack movable space (11) is formed in the outer rack movable groove (6), the inner rack type pressure spring plate is characterized in that an inner rack wheel (12) is arranged inside the inner rack moving space (11), oblique inner teeth (13) are fixedly connected to the outer side of the inner rack wheel (12), an inner rack wheel rotating shaft (14) is movably connected to the bottom of the inner rack wheel (12), and a pressure spring plate (15) is fixedly connected to the inner portion of the inner rack wheel (12).

2. A gear for facilitating disassembly and assembly according to claim 1, wherein: the top of the pressure spring plate (15) is provided with a spring plate bending opening (16), and the top of the spring plate bending opening (16) is provided with a rotary switch groove (17).

3. A gear for facilitating disassembly and assembly according to claim 1, wherein: a sliding track (18) is arranged on the front side of the right half gear (2), and a pressing groove (19) is arranged on the front side of the right half gear (2).

4. A gear for facilitating disassembly and assembly according to claim 3, wherein: the press switch (10) is arranged at the top of the press groove (19), and the bottom of the press switch (10) is matched with the interior of the press groove (19).

5. A gear for facilitating disassembly and assembly according to claim 1, wherein: the inside and the left gear cooperation of right gear cooperation groove (3) are protruding (4) mutual adaptation, one side and the one side mutual adaptation of oblique internal tooth (13) of oblique external tooth (9).

6. A gear for facilitating disassembly and assembly according to claim 1, wherein: the internal rack gear rotating shaft (14) is movably inserted into the left half gear (1), the external rack gear (8) is located inside the left half gear (1), and the internal rack gear (12) is located inside the left half gear (1).