CN217355465U - Transmission chain wheel convenient to dismantle and maintain - Google Patents
Transmission chain wheel convenient to dismantle and maintain Download PDFInfo
- Publication number
- CN217355465U CN217355465U CN202220361005.7U CN202220361005U CN217355465U CN 217355465 U CN217355465 U CN 217355465U CN 202220361005 U CN202220361005 U CN 202220361005U CN 217355465 U CN217355465 U CN 217355465U
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- sprocket
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Abstract
The utility model discloses a driving sprocket convenient to dismantle and maintain relates to sprocket technical field. This driving sprocket convenient to dismantle and maintain, including sprocket, annular piece and tight positioning mechanism of clamp, sprocket has seted up mounting hole and four group's standing grooves, and the quantity of annular piece is four groups and respectively slidable mounting in four group's standing grooves. This driving sprocket convenient to dismantle and maintain, through the cushion, the sleeve, the threaded rod, the cooperation of bearing and nut is used, conveniently order about four group's annular pieces and location inserted sheet and carry out the tight installation of clamp that the syntropy removed and realize the sprocket, compare in interference fit's mode, make the sprocket have the effect of being convenient for install and dismantlement, and then conveniently maintain the sprocket, avoided the sprocket to be difficult to the inconvenience that the installation brought with the dismantlement, and the installation is also comparatively fastened, can also install on the size slightly has the epaxial of difference, and then apparent improvement the fault-tolerant rate and the practicality of this sprocket.
Description
Technical Field
The utility model relates to a sprocket technical field, in particular to drive sprocket convenient to dismantle and maintain.
Background
The sprocket is a wheel of taking cogged formula sprocket for with the accurate block of pitch mesh on the chain link or the cable, partial sprocket generally all adopts interference fit's mode when the installation, and interference fit's process is not only comparatively loaded down with trivial details and dismantle very inconveniently, is unfavorable for the maintenance in sprocket later stage, consequently, provides a drive sprocket convenient to dismantle and maintain now.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve one of the technical problem that exists among the prior art at least, provide a drive sprocket convenient to dismantle and maintain, can solve the process of interference fit not only comparatively loaded down with trivial details and dismantle very inconvenient problem.
In order to achieve the above object, the utility model provides a following technical scheme: a transmission chain wheel convenient to disassemble and maintain comprises a chain wheel, annular blocks and a clamping and positioning mechanism, wherein the chain wheel is provided with mounting holes and four groups of placing grooves, and the annular blocks are four groups and are respectively slidably mounted in the four groups of placing grooves;
the clamping and positioning mechanism is arranged on the chain wheel and comprises four groups of positioning insertion sheets, and the positioning insertion sheets are fixedly arranged on the outer wall of the annular block.
Preferably, press from both sides tight positioning mechanism and still include cushion, sleeve, threaded rod and nut, seted up four groups of holes on the sprocket, the sleeve sets up in the hole, and the screw thread groove has been seted up to telescopic inner wall, and the threaded rod screw thread is installed in the screw thread groove, and nut fixed mounting is in telescopic outer wall, conveniently stirs telescopic rotation.
Preferably, the cushion block is fixedly installed on the outer wall of the annular block, one end of the threaded rod is fixedly connected with the cushion block, the annular cavity is formed in the chain wheel, the bearing is fixedly installed on the inner wall of the annular cavity, and the inner wall of the bearing is in interference fit with the outer wall of the sleeve, so that the sleeve has the rotating capacity.
Preferably, the chain wheel is provided with an opening, the chain wheel is provided with a connecting block, the connecting block is clamped and installed in the opening, the outer wall of the connecting block is fixedly provided with a threaded column, threads of the threaded column are installed in the hole, a straight hole is formed in the connecting block, and the connecting block and the threaded column are conveniently detached.
Preferably, the chain wheel is provided with a limiting hole, the limiting hole is internally provided with a sliding block in a sliding manner, the outer wall of the sliding block is fixedly provided with a connecting rod, and one end of the connecting rod is fixedly connected with the annular block, so that the annular block can be limited when moving.
Preferably, the front side and the rear side of the chain wheel are fixedly provided with reinforcing plates, the reinforcing plates are positioned on the front sides of the holes, and the chain wheel is provided with four groups of lightening holes, so that the weight of the chain wheel can be reduced.
Compared with the prior art, the beneficial effects of the utility model are that:
this driving sprocket convenient to dismantle and maintain, through the cushion, the sleeve, the threaded rod, the cooperation of bearing and nut is used, conveniently order about four group's annular pieces and location inserted sheet and carry out the tight installation of clamp that the syntropy removed and realized the sprocket, compare in interference fit's mode, make the sprocket have the effect of being convenient for installation and dismantlement, and then conveniently maintain the sprocket, avoided the sprocket to be difficult to the inconvenience that the installation brought with the dismantlement, and the installation is also comparatively fastened, can also install epaxially at the size slightly has the difference, and then apparent improvement fault-tolerant rate and the practicality of this sprocket, through the connecting block, the setting in screw thread post and a word hole, conveniently carry out sealing process with the hole, the phenomenon of corrosion can appear after having avoided the nut to use for a certain time.
Drawings
The invention will be further described with reference to the following figures and examples:
fig. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of part A of the present invention;
FIG. 3 is an enlarged view of the portion B of the present invention;
fig. 4 is a front view of the present invention.
Reference numerals: sprocket 1, annular piece 2, location inserted sheet 3, cushion 4, sleeve 5, threaded rod 6, bearing 7, nut 8, sliding block 9, connecting rod 10, connecting block 11, screw post 12, slotted hole 13, reinforcement piece 14.
Detailed Description
This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.
The first embodiment is as follows:
referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a driving sprocket convenient to dismantle and maintain, includes sprocket 1, annular block 2 and presss from both sides tight positioning mechanism, has seted up mounting hole and four standing grooves of group on the sprocket 1, and the quantity of annular block 2 is four groups and sliding mounting respectively in four standing grooves of group, presss from both sides tight positioning mechanism and sets up on sprocket 1, presss from both sides tight positioning mechanism including four group's location inserted sheet 3, location inserted sheet 3 fixed mounting in the outer wall of annular block 2.
Furthermore, a limiting hole is formed in the chain wheel 1, a sliding block 9 is arranged in the limiting hole in a sliding mode, a connecting rod 10 is fixedly arranged on the outer wall of the sliding block 9, and one end of the connecting rod 10 is fixedly connected with the annular block 2.
Furthermore, the front side and the rear side of the chain wheel 1 are both fixedly provided with reinforcing plates 14, the reinforcing plates 14 are positioned on the front side of the holes, and four groups of lightening holes are formed in the chain wheel 1.
Example two:
referring to fig. 1-4, on the basis of the first embodiment, the clamping and positioning mechanism further includes a cushion block 4, a sleeve 5, a threaded rod 6 and a nut 8, four sets of holes are formed on the sprocket 1, the sleeve 5 is disposed in the holes, a threaded groove is formed on an inner wall of the sleeve 5, the threaded rod 6 is threadedly mounted in the threaded groove, and the nut 8 is fixedly mounted on an outer wall of the sleeve 5.
Further, a cushion block 4 is fixedly arranged on the outer wall of the annular block 2, one end of a threaded rod 6 is fixedly connected with the cushion block 4, an annular cavity is arranged on the chain wheel 1, a bearing 7 is fixedly arranged on the inner wall of the annular cavity, the inner wall of the bearing 7 is in interference fit with the outer wall of the sleeve 5, a tool is inserted into the hole and is screwed to rotate a nut 8, and then the threaded rod 6 is driven to extend outwards, then the annular block 2 and the positioning insertion piece 3 are driven to move towards the mounting hole, the four groups of annular blocks 2 and the positioning insertion pieces 3 are conveniently driven to move in the same direction to realize the clamping and mounting of the chain wheel 1, compared with the interference assembly mode, the chain wheel 1 has the effect of convenient mounting and dismounting, thereby facilitating the maintenance of the chain wheel 1, avoiding the inconvenience caused by the difficult installation and disassembly of the chain wheel 1, and the installation is also comparatively firm, can also install on the axle that the size slightly has the difference, and then showing improvement the fault-tolerant rate and the practicality of this sprocket.
Furthermore, the chain wheel 1 is provided with an opening, the chain wheel 1 is provided with the connecting block 11, the connecting block 11 is clamped and installed in the opening, the outer wall of the connecting block 11 is fixedly provided with the threaded column 12, the threaded column 12 is installed in the hole in a threaded mode, the connecting block 11 is provided with the linear hole 13, the linear screwdriver is used immediately to be inserted into the linear hole 13, the connecting block 11 and the threaded column 12 are taken down, the hole is conveniently subjected to sealing treatment, and the phenomenon that the nut 8 is corroded after being used for a certain time is avoided.
The working principle is as follows: the mounting hole is sleeved on a shaft to be mounted, a straight screwdriver is immediately inserted into the straight hole 13 to remove the connecting block 11 and the threaded column 12, then a tool is inserted into the hole and the nut 8 is screwed to rotate, the threaded rod 6 is immediately driven to extend outwards, and then the annular block 2 and the positioning insertion piece 3 are driven to move into the mounting hole.
The embodiments of the present invention have been described in detail with reference to the drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.
Claims (6)
1. The utility model provides a driving sprocket convenient to dismantle and maintain, includes sprocket (1), annular piece (2) and presss from both sides tight positioning mechanism, its characterized in that: the chain wheel (1) is provided with mounting holes and four groups of placing grooves, and the annular blocks (2) are four groups and are respectively slidably mounted in the four groups of placing grooves;
the clamping and positioning mechanism is arranged on the chain wheel (1) and comprises four groups of positioning insertion sheets (3), and the positioning insertion sheets (3) are fixedly arranged on the outer wall of the annular block (2).
2. The drive sprocket for facilitating disassembly and maintenance of claim 1, wherein: the clamping and positioning mechanism further comprises a cushion block (4), a sleeve (5), a threaded rod (6) and a nut (8), four groups of holes are formed in the chain wheel (1), the sleeve (5) is arranged in the holes, a threaded groove is formed in the inner wall of the sleeve (5), the threaded rod (6) is installed in the threaded groove in a threaded mode, and the nut (8) is fixedly installed on the outer wall of the sleeve (5).
3. A drive sprocket for facilitating disassembly for maintenance as claimed in claim 2, wherein: cushion (4) fixed mounting has seted up the annular chamber in the outer wall of annular block (2), the one end and cushion (4) fixed connection of threaded rod (6) on sprocket (1), bearing (7) fixed mounting in the inner wall of annular chamber, the inner wall of bearing (7) and the outer wall interference fit of sleeve (5).
4. A drive sprocket for facilitating disassembly for maintenance as claimed in claim 3, wherein: the chain wheel is characterized in that an opening is formed in the chain wheel (1), a connecting block (11) is arranged on the chain wheel (1), the connecting block (11) is clamped and installed in the opening, a threaded column (12) is fixedly installed on the outer wall of the connecting block (11), the threaded column (12) is installed in the hole in a threaded mode, and a straight hole (13) is formed in the connecting block (11).
5. The drive sprocket for facilitating disassembly and maintenance of claim 4, wherein: the chain wheel (1) is provided with a limiting hole, a sliding block (9) is arranged in the limiting hole in a sliding mode, a connecting rod (10) is fixedly arranged on the outer wall of the sliding block (9), and one end of the connecting rod (10) is fixedly connected with the annular block (2).
6. The drive sprocket for facilitating disassembly and maintenance of claim 5, wherein: all fixed mounting has reinforcement piece (14) around sprocket (1), and reinforcement piece (14) are located the front side in hole, have seted up four groups lightening hole on sprocket (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220361005.7U CN217355465U (en) | 2022-02-22 | 2022-02-22 | Transmission chain wheel convenient to dismantle and maintain |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220361005.7U CN217355465U (en) | 2022-02-22 | 2022-02-22 | Transmission chain wheel convenient to dismantle and maintain |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217355465U true CN217355465U (en) | 2022-09-02 |
Family
ID=83045988
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220361005.7U Active CN217355465U (en) | 2022-02-22 | 2022-02-22 | Transmission chain wheel convenient to dismantle and maintain |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217355465U (en) |
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2022
- 2022-02-22 CN CN202220361005.7U patent/CN217355465U/en active Active
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