CN220134557U

CN220134557U - Duplex spur gear

Info

Publication number: CN220134557U
Application number: CN202321662317.2U
Authority: CN
Inventors: 林邦才
Original assignee: Taizhou Zhongbang Gear Co ltd
Current assignee: Taizhou Zhongbang Gear Co ltd
Priority date: 2023-06-28
Filing date: 2023-06-28
Publication date: 2023-12-05
Anticipated expiration: 2033-06-28

Abstract

The utility model belongs to the technical field of gears, in particular to a duplex straight gear which comprises a first gear; a pair of slots are formed in the middle of the gear I; the inside of the slot is connected with a plugboard in a sliding way; the end part of the plugboard is fixedly connected with a connecting piece; the end part of one end, far away from the plugboard, of the connecting piece is fixedly connected with a gear II; the end part of the plugboard is provided with a through hole; a latch plate is slidably matched in the through hole; the bolt plate is arranged in an arc shape; the through hole is also arc-shaped corresponding with the bolt plate, and when the gear is required to be replaced, the second inserting plate is pulled out of the slot through pinching the second gear, so that the second gear is separated from the first gear, then the second gear with a new proper size is inserted, and the second gear is replaced in size, so that the second gear is more suitable for a transmission structure.

Description

Duplex spur gear

Technical Field

The utility model belongs to the technical field of gears, and particularly relates to a duplex straight gear.

Background

Gears are widely used in various industries as conventional transmission devices.

The double gear is two gears which are connected into a whole and are separated by a certain distance, and is widely used in a transmission, the double gear is divided into a straight gear and a bevel gear according to different gear teeth, the straight gear is suitable for occasions of reducing speed and increasing torque, and the bevel gear is more suitable for occasions of needing stronger bearing capacity and higher contact ratio.

In long-time use observation, it is found that when the existing duplex straight gear needs to be replaced according to the matched connecting structure, the whole gear needs to be completely detached, and time and labor are wasted.

To this end, the utility model provides a double spur gear.

Disclosure of Invention

In order to overcome the deficiencies of the prior art, at least one technical problem presented in the background art is solved.

The technical scheme adopted for solving the technical problems is as follows: the utility model relates to a duplex straight gear, which comprises a first gear; a pair of slots are formed in the middle of the gear I; the inside of the slot is connected with a plugboard in a sliding way; the end part of the plugboard is fixedly connected with a connecting piece; the end part of the connecting piece far away from the plugboard is fixedly connected with a gear II, and the gear II is more suitable for a transmission structure by changing the size of the gear II.

Preferably, the end part of the plugboard is provided with a through hole; the through hole is internally provided with a latch plate in a sliding fit manner, so that the stability and the safety of the device during working are improved.

Preferably, the latch plate is arranged in an arc shape; the through holes are also arc-shaped corresponding to the bolt plates, so that the bolt plates can be more stable in fixing the plugboards.

Preferably, the side wall of the bolt plate is fixedly connected with an elastic sheet; the elastic pieces are arranged at two ends of the bolt plate, so that the stability of the bolt plate to the fixation of the inserting plate is improved.

Preferably, the side wall of the latch plate is provided with a plurality of grooves; the elastic sheet corresponds to the groove in size, and can be attached to the inside of the groove when being extruded, so that friction resistance is increased, and sliding of the bolt plate is reduced.

Preferably, a pair of sponge strips are fixedly connected to one side wall of the gear; the sponge strips are arranged around the slots, so that the inserting plates can be better inserted into the slots.

The beneficial effects of the utility model are as follows:

1. according to the duplex straight gear, the inserting plate is pulled out of the inserting groove, so that the gear II is separated from the gear I, then a new gear II with a proper size is inserted, and the size of the gear II is replaced, so that the gear II is more suitable for a transmission structure.

2. According to the duplex straight gear, the pin board is clamped between the inserting plate and the gear I, so that the inserting plate is fixed, the problem that the inserting plate possibly slides out of the inside of the slot during working is solved, and the stability and safety of the duplex straight gear are improved during working.

Drawings

The utility model is further described below with reference to the accompanying drawings.

FIG. 1 is a perspective view of the present utility model;

FIG. 2 is a schematic view of the structure of a latch plate according to the present utility model;

FIG. 3 is a schematic view of the structure of the sponge strip of the present utility model;

FIG. 4 is a schematic structural view of a spring plate according to the present utility model;

in the figure: 1. a first gear; 11. a slot; 12. inserting plate; 13. a connecting piece; 14. a second gear; 2. a through hole; 21. a latch plate; 3. a groove; 31. a spring plate; 4. a sponge strip.

Detailed Description

The utility model is further described in connection with the following detailed description in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

As shown in fig. 1 to 3, a duplex spur gear according to an embodiment of the present utility model includes a gear 1; a pair of slots 11 are formed in the middle of the gear I1; the inside of the slot 11 is connected with a plugboard 12 in a sliding way; the end part of the plugboard 12 is fixedly connected with a connecting piece 13; the connecting piece 13 is far away from picture peg 12 one end tip rigid coupling has gear two 14, and during operation is when needs change the gear, through holding gear two 14, draws picture peg 12 from slot 11 in, makes gear two 14 and gear one 1 separate, then inserts new gear two 14 of suitable size, and then changes the size of gear two 14, makes gear two 14 more be suitable for the transmission structure.

As shown in fig. 2 and 3, the end of the plugboard 12 is provided with a through hole 2; the through-hole 2 is inside to be slidingly matched with has the bolt board 21, and during operation is through inserting the picture peg 12 to inside slot 11 after, inserts the bolt board 21 to inside the through-hole 2, makes bolt board 21 card between picture peg 12 and gear one 1, fixes picture peg 12, reduces picture peg 12 and probably follow the inside problem of roll-off of slot 11 during operation, increases the stability and the security of this device during operation.

As shown in fig. 3 and 4, the latch plate 21 is provided in an arc shape; the through hole 2 is also corresponding to the latch plate 21 and is in an arc-shaped arrangement, and in operation, because the latch plate 21 is in an arc-shaped arrangement, after being inserted into the through hole 2, the latch plate 21 is not easy to slide out of the through hole 2, so that the latch plate 21 is more stable in fixing the plugboard 12.

As shown in fig. 4, the side wall of the latch plate 21 is fixedly connected with a spring piece 31; the shell fragment 31 all is equipped with a pair of at the both ends of bolt board 21, and during operation is equipped with shell fragment 31 on bolt board 21, can make bolt board 21 insert through-hole 2, receives the extrusion shell fragment 31 of through-hole 2 to draw in to bolt board 21 side, after bolt board 21 inserts through-hole 2 completely, loses the extrusion shell fragment 31 of through-hole 2 and can pop out, and then plays a restriction effect to bolt board 21, reduces the gliding possibility of bolt board 21, improves the stability that bolt board 21 is fixed to picture peg 12.

As shown in fig. 4, the side wall of the latch plate 21 is provided with a plurality of grooves 3; the shell fragment 31 corresponds with recess 3 size, can laminate inside recess 3 when shell fragment 31 is extruded, during operation, when shell fragment 31 is extruded by through-hole 2, can make shell fragment 31 extrude into recess 3 inside, reduce shell fragment 31 and occupy the space between through-hole 2 and the latch board 21, make through-hole 2 and latch board 21 can closely laminate, increase frictional resistance, reduce latch board 21 and slide.

As shown in fig. 3, a pair of sponge strips 4 are fixedly connected to the side wall of the gear 1; the sponge strip 4 is arranged around the slot 11, and when the inserting plate 12 is inserted into the slot 11, the sponge strip 4 can clean the surface of the inserting plate 12, so that the inserting plate 12 can be better inserted into the slot 11.

During operation, when needing to change the gear, through holding gear two 14, take out picture peg 12 from slot 11 in, make gear two 14 and gear one 1 separate, then insert new suitable size gear two 14, and then change the size of gear two 14, through inserting picture peg 12 to slot 11 inside after, insert bolt board 21 to inside the through-hole 2, make bolt board 21 card between picture peg 12 and gear one 1, fix picture peg 12, because bolt board 21 is the arc setting, after inserting to inside the through-hole 2, be difficult for sliding out from inside the through-hole 2 more, through be equipped with shell fragment 31 on bolt board 21, can make bolt board 21 insert through-hole 2 when, receive the extrusion shell fragment 31 of through-hole 2 to draw in to bolt board 21 side, after bolt board 21 inserts through-hole 2 completely, lose the extrusion shell fragment 31 of through-hole 2 and can pop out, and then play a restriction effect to bolt board 21, when bolt 31 is extruded by through-hole 2, can make 31 extrude into inside recess 3, reduce 31 and occupy space between through-hole 2 and board 21, can make the picture peg 21 closely laminate to inside the through-hole 12 when inserting into the through-hole 12, can be closely laminated when inserting into the picture peg board 12.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A duplex straight gear, comprising a gear I (1); the method is characterized in that: a pair of slots (11) are formed in the middle of the first gear (1); the inside of the slot (11) is connected with a plugboard (12) in a sliding way; a connecting piece (13) is fixedly connected to the end part of the plugboard (12); the end part of one end of the connecting piece (13) far away from the plugboard (12) is fixedly connected with a gear II (14).

2. A twin spur gear as defined in claim 1 in which: the end part of the plugboard (12) is provided with a through hole (2); the through hole (2) is internally provided with a latch plate (21) in a sliding fit manner.

3. A twin spur gear as defined in claim 2 in which: the bolt plate (21) is arranged in an arc shape; the through holes (2) are also arranged in an arc shape corresponding to the bolt plates (21).

4. A twin spur gear as defined in claim 3 in which: an elastic sheet (31) is fixedly connected to the side wall of the bolt plate (21); the elastic sheet (31) is provided with a pair at two ends of the bolt plate (21).

5. A twin spur gear as defined in claim 4 in which: a plurality of grooves (3) are formed in the side wall of the bolt plate (21); the elastic piece (31) corresponds to the groove (3) in size, and the elastic piece (31) can be attached to the inside of the groove (3) when being extruded.

6. A twin spur gear as defined in claim 5 in which: a pair of sponge strips (4) are fixedly connected to the side wall of the gear I (1); the sponge strip (4) is arranged around the slot (11).