CN210371924U - Sprocket convenient to dismantle - Google Patents
Sprocket convenient to dismantle Download PDFInfo
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- CN210371924U CN210371924U CN201921197431.6U CN201921197431U CN210371924U CN 210371924 U CN210371924 U CN 210371924U CN 201921197431 U CN201921197431 U CN 201921197431U CN 210371924 U CN210371924 U CN 210371924U
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- disc
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- inner disc
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Abstract
The utility model discloses a sprocket convenient to dismantle, include: the outer edges of the at least two outer arc plates are detachably provided with gear tooth assemblies; the inner disc is matched with each outer arc disc to form a chain wheel disc; the side wall of each outer arc disc matched with the inner disc is provided with a limiting groove for accommodating the inner disc, and the outer side wall of each outer arc disc is provided with an arc-shaped step at the position matched with the limiting groove; the inner disc is configured to have an inner disc surface extending into the defining groove, and a defining portion matched with the step of the arc-shaped step is arranged on the inner ring of the inner disc. The utility model provides a sprocket convenient to dismantle, it can be through the structural design to the rim plate for convenient to detach between its outer dish and the inner disc the two, and structural stability between the two is better, and when the rotational speed increased, its torsional forces can be even transmit to outer dish, can not cause the influence to the junction of outer arc dish, and the life of equipment can obviously strengthen.
Description
Technical Field
The utility model relates to a device that uses under the mechanical transmission condition. More specifically, the present invention relates to a sprocket for use in a sprocket drive environment that is easy to disassemble.
Background
The chain transmission has many advantages, compared with the belt transmission, the chain transmission has no elastic sliding and slipping phenomena, the average transmission ratio is accurate, the work is reliable, and the efficiency is high; the transmission power is large, the overload capacity is strong, and the transmission size under the same working condition is small; the required tension is small, and the pressure acting on the shaft is small; can work in severe environments such as high temperature, humidity, dustiness, pollution and the like. The chain wheel is an important component in chain transmission, and the chain wheel is a wheel with embedded tooth type sprocket teeth and is used for meshing with blocks with accurate pitch on a chain link or a cable.
Present drive sprocket is in-service use, when the partial teeth of a cogwheel on the sprocket wear and tear and lead to appearing skidding the phenomenon between chain and the sprocket, must change whole sprocket, cause the waste of resource, the cost is increased, there is the patent technology through setting up the outer dish into segmentation structure, set the teeth of a cogwheel into detachable structure, so that it can change it according to use and the wearing and tearing condition, its shortcoming lies in, the cooperation in-process of outer dish and inner disc, the transmission in-process is done in the effect of its inner disc, the embedded piece on its partial moment transmission inner disc, and then make it can be too big because the effort that drives in the use, make its embedded piece produce deformation, and then influence its life, the transmission degree of consistency of the two power of cooperation in-process is not enough simultaneously, influence its holistic life.
SUMMERY OF THE UTILITY MODEL
An object of the present invention is to solve at least the above problems and/or disadvantages and to provide at least the advantages which will be described later.
The utility model discloses it is still another purpose to provide a sprocket convenient to dismantle, it can be through the structural design to the rim plate for convenient to detach between its outer dish and the inner disc the two, and structural stability between the two is better, and when the rotational speed increase, its torsional forces can be even transmit to outer dish, can not cause the influence to the combination department of outer arc dish, and the life of equipment can obviously strengthen.
To achieve these objects and other advantages in accordance with the purpose of the invention, a sprocket for facilitating disassembly is provided, including:
the outer edges of the at least two outer arc plates are detachably provided with gear tooth assemblies;
the inner disc is matched with each outer arc disc to form a chain wheel disc;
wherein, the end parts of the adjacent outer arc plates are connected through a limiting groove and a limiting block matched with the limiting groove;
the side wall of each outer arc disc matched with the inner disc is provided with a limiting groove for accommodating the inner disc, and the outer side wall of each outer arc disc is provided with an arc-shaped step at the position matched with the limiting groove;
the inner disc is configured to be provided with an inner disc surface extending into a limiting groove, the inner ring of the inner disc is provided with a limiting part which covers the disc surface of each outer arc disc and is matched with the ladder of the arc step, the limiting groove is internally provided with a positioning groove, and the inner disc surface is provided with a positioning block matched with the positioning groove;
the limiting blocks and the limiting grooves on the outer arc discs are further connected through positioning holes penetrating through the limiting parts and the inner disc surfaces and bolt assemblies matched with the limiting holes.
Preferably, a plurality of elliptical heat dissipation holes are formed in the circumferential direction of the outer arc disc; the outer arc disc is provided with a sinking groove between adjacent heat dissipation holes, and the limiting part is provided with a plurality of radial reinforcing ribs matched with the sinking grooves.
Preferably, wherein the cog assembly is configured to include a plurality of cog mechanisms, each cog mechanism including at least two cogs;
a plurality of mounting grooves matched with the gear tooth mechanism are formed in the circumferential direction of each outer arc disc;
the mounting groove is provided with a first fixing hole for inserting a fixing pin;
the end part of the fixing pin is provided with a second fixing hole for inserting a fixing bolt;
the outer arc disc is provided with a sunk groove matched with the fixed end of the fixed pin at the edge matched with the first fixed hole.
Preferably, wherein an end portion of each of the gear teeth is configured to have an arc-shaped portion;
the structure of arc portion is set up to inside cavity, and the surface of each teeth of a cogwheel is provided with the wearing layer, and the bottom of each teeth of a cogwheel mechanism is provided with the silica gel shock-absorbing layer, the height of the teeth of a cogwheel is higher than chain degree of depth 1-5 mm.
The utility model discloses at least, include following beneficial effect: one of the two, the utility model discloses can be through the structural design to the rim plate for convenient to detach between its outer dish and the inner disc the two, and structural stability between the two is better, and when the rotational speed increased, its torsional forces can be even transmit to outer dish, can not cause the influence to the junction of outer arc dish, and the life of equipment can obviously strengthen.
And secondly, the utility model discloses grouping the gear and setting up, its single tooth replacement for prior patent technology, the transmission stability of its rotatory time power is better, and the stationarity is higher, and is better with the structural stability of outer dish cooperation in-process simultaneously, and life is longer.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
FIG. 1 is a schematic cross-sectional view of a sprocket assembly for facilitating disassembly according to an embodiment of the present invention;
FIG. 2 is a schematic top view of a sprocket according to another embodiment of the present invention;
fig. 3 is a schematic structural view of a gear tooth mechanism according to another embodiment of the present invention;
fig. 4 is a schematic structural diagram of an outer arc disc according to another embodiment of the present invention.
Detailed Description
The present invention is further described in detail below with reference to the drawings so that those skilled in the art can implement the invention with reference to the description.
It will be understood that terms such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.
Fig. 1-4 show an implementation form of a sprocket convenient to disassemble according to the present invention, which includes:
the outer edges of the at least two outer arc plates 1 are detachably provided with the gear tooth assemblies 2, and the gear tooth assemblies are detachably arranged, so that compared with the traditional chain wheel, gear teeth with large abrasion degree can be replaced according to requirements without integral replacement, the integral service life of the whole chain wheel is prolonged, and the cost is controllable;
an inner disc 3 which is matched with each outer arc disc to form a chain wheel disc;
the end parts of the adjacent outer arc discs are connected through a limiting groove 4 and a limiting block 5 matched with the limiting groove, and the outer arc discs with the sectional structures are integrally assembled through the matching of the limiting block and the limiting groove to form the outer discs;
each outer arc disc is provided with a limiting groove 6 for accommodating the inner disc on the side wall matched with the inner disc, the limiting groove is used for clamping the inner disc, so that the combination of the inner disc and the outer arc disc is tighter, the force transmission is more uniform, the deformation is not easy to generate, meanwhile, the stability of the combination between the inner disc and the outer arc disc can be ensured by adding a wear-resistant layer and an anti-skid layer on the inner side wall, an arc-shaped step 7 is arranged on the outer side wall of the outer arc disc at the position matched with the limiting groove and used for the function of the arc-shaped step, so that the outer disc is provided with a groove at the position combined with the inner disc;
the inner disc is configured to be provided with an inner disc surface 8 extending into a limiting groove and used for being matched with the outer disc to enable the combination stability of the inner disc and the outer disc to be better, and further enable the working force of the inner disc to be transmitted to the inner side wall of the outer disc from inside to outside, the inner ring of the inner disc is provided with a disc surface covering each outer arc disc, the limiting part 9 matched with the ladder of the arc step is used for transmitting the working force of the inner disc to the outer side wall of the outer disc from inside to outside, and the force is transmitted uniformly and better from outside to inside, and cannot be deformed due to insufficient transmission uniformity of torque force during action, so that the service life of the whole equipment is influenced, the limiting groove is internally provided with a positioning groove 10, the inner disc surface is provided with a positioning block 11 matched with the positioning groove, and the positioning block is used for limiting the initial positions of the outer disc and the inner disc when the outer disc and the, the structural stability in the assembling process is further ensured, meanwhile, the acting force can be partially transmitted to the outer disc, and compared with the prior art, the transmission of the acting force is obviously reduced due to the structural design of the inner disc, the deformation possibility of the inner disc is reduced by 2/3, and the service life of the outer disc and the service life of the inner disc are integrally prolonged by 2 times;
the limiting blocks and the limiting grooves on the outer arc discs are further connected with the limiting grooves through the limiting portions, the positioning holes 12 of the inner disc face and the bolt assemblies matched with the limiting grooves, and the limiting blocks and the limiting grooves are used for fixing the preliminarily fixed outer discs and the preliminarily fixed inner discs for the second time through the bolt assemblies 13 so as to guarantee the structural stability of the outer discs.
In another example, as shown in fig. 2, a plurality of elliptical heat dissipation holes 14 are arranged on the circumference of the outer arc disc; it is used for getting rid of the heat that the during operation produced, its oval-shaped structural design for its radiating surface increases, and cooperatees with the structural design of outer dish, and the heat of production can effectively be got rid of, outer arc dish is provided with heavy groove (not shown) between adjacent louvre, be provided with a plurality of radials on the restriction portion, and with heavy groove matched with strengthening rib 15, it is through setting up heavy groove on outer dish, sets up the strengthening rib on the inner disc, inserts heavy inslot through the strengthening rib, further fixes it through matched with screw, guarantees the stability of the two structure, makes the transmission effect of power more stable simultaneously, and is more even, and when increasing to rotation speed, the possibility of its deformation is showing and is reducing.
In another example, as shown in fig. 1 and 3, the gear tooth assembly is configured to include a plurality of gear tooth mechanisms 16, each gear tooth mechanism includes at least two gear teeth, and the gear tooth assembly is designed in a grouping manner, so that when the gear tooth assembly is replaced, at least two adjacent gear teeth can be replaced at the same time, and therefore, the gear tooth assembly is ensured not to have a height difference between a new gear tooth and an old gear tooth on the adjacent gear teeth after being replaced, and further, the transmission stability and smoothness of the gear tooth assembly are ensured;
a plurality of mounting grooves 17 matched with the gear tooth mechanism are formed in the circumferential direction of each outer arc disc and used for preliminarily fixing gear teeth, and meanwhile, the force transmission performance is better;
the mounting groove is provided with a plurality of first fixing holes 18 for inserting fixing pins 19, and the first fixing holes can be matched with the gear tooth mechanism and used for fixing the gear tooth structure on the outer disc through the structural design of the fixing pins;
the end of the fixing pin is provided with a second fixing hole (not shown) for inserting the fixing bolt 20, and the fixing bolt is used for enabling the fixing property of the fixing bolt and the fixing bolt to be better through the structure of the fixing bolt, and of course, the fixing bolt can be arranged on the fixing bolt with a conical surface as required, so that the embedding degree and the combining property of the fixing bolt are ensured;
outer arc dish is provided with fixed pin stiff end matched with heavy groove 21 at the edge with first fixed orifices complex, and it is used for guaranteeing that the fixed pin inserts the back, and the exterior structure of outer dish is not influenced, avoids causing the interference with other equipment, and the work position of chain is avoided in the position design of fixed pin, gim peg simultaneously, and then guarantees the stability and the stationarity of its work.
In another example, as shown in fig. 3, the end of each of said teeth is configured with an arc 22, which serves to reduce the running-in of the teeth with the chain, both initially and after maintenance replacement, ensuring a stable degree of transmission and at the same time ensuring a controlled noise during its use;
the structure of arc portion is set up to inside cavity, and it is used for reducing the noise that produces in the work, and the surface of each teeth of a cogwheel is provided with the wearing layer, and it is used for guaranteeing its life, each the bottom of teeth of a cogwheel mechanism is provided with the silica gel shock absorber layer, the height of the teeth of a cogwheel is higher than the chain degree of depth 1-5mm, and it is used for guaranteeing to use the stability of work, guarantees simultaneously that the transmission noise that produces is controllable in its use.
The above embodiments are merely illustrative of a preferred embodiment, but not limiting. When the utility model is implemented, the proper replacement and/or modification can be carried out according to the requirements of users.
The number of apparatuses and the scale of the process described here are intended to simplify the description of the present invention. Applications, modifications and variations of the present invention to a sprocket that is easy to disassemble will be apparent to those skilled in the art.
While embodiments of the invention have been disclosed above, it is not intended to be limited to the applications listed in the specification and the examples. It can be applicable to various and be fit for the utility model discloses a field completely. Additional modifications will readily occur to those skilled in the art. The invention is therefore not to be limited to the specific details and illustrations shown and described herein, without departing from the general concept defined by the claims and their equivalents.
Claims (4)
1. A sprocket for facilitating disassembly, comprising:
the outer edges of the at least two outer arc plates are detachably provided with gear tooth assemblies;
the inner disc is matched with each outer arc disc to form a chain wheel disc;
wherein, the end parts of the adjacent outer arc plates are connected through a limiting groove and a limiting block matched with the limiting groove;
the side wall of each outer arc disc matched with the inner disc is provided with a limiting groove for accommodating the inner disc, and the outer side wall of each outer arc disc is provided with an arc-shaped step at the position matched with the limiting groove;
the inner disc is configured to be provided with an inner disc surface extending into a limiting groove, the inner ring of the inner disc is provided with a limiting part which covers the disc surface of each outer arc disc and is matched with the ladder of the arc step, the limiting groove is internally provided with a positioning groove, and the inner disc surface is provided with a positioning block matched with the positioning groove;
the limiting blocks and the limiting grooves on the outer arc discs are further connected through positioning holes penetrating through the limiting parts and the inner disc surfaces and bolt assemblies matched with the limiting holes.
2. The easy-to-disassemble sprocket as claimed in claim 1, wherein said outer arc disk is provided with a plurality of oval heat dissipation holes in the circumferential direction; the outer arc disc is provided with a sinking groove between adjacent heat dissipation holes, and the limiting part is provided with a plurality of radial reinforcing ribs matched with the sinking grooves.
3. The easy to disassemble sprocket of claim 1, wherein the cog assembly is configured to include a plurality of cog mechanisms, each cog mechanism including at least two cogs;
a plurality of mounting grooves matched with the gear tooth mechanism are formed in the circumferential direction of each outer arc disc;
the mounting groove is provided with a first fixing hole for inserting a fixing pin;
the end part of the fixing pin is provided with a second fixing hole for inserting a fixing bolt;
the outer arc disc is provided with a sunk groove matched with the fixed end of the fixed pin at the edge matched with the first fixed hole.
4. The removable sprocket as set forth in claim 3, wherein an end portion of each of said teeth is configured to have an arcuate portion;
the structure of arc portion is set up to inside cavity, and the surface of each teeth of a cogwheel is provided with the wearing layer, and the bottom of each teeth of a cogwheel mechanism is provided with the silica gel shock-absorbing layer, the height of the teeth of a cogwheel is higher than chain degree of depth 1-5 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921197431.6U CN210371924U (en) | 2019-07-26 | 2019-07-26 | Sprocket convenient to dismantle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921197431.6U CN210371924U (en) | 2019-07-26 | 2019-07-26 | Sprocket convenient to dismantle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210371924U true CN210371924U (en) | 2020-04-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921197431.6U Active CN210371924U (en) | 2019-07-26 | 2019-07-26 | Sprocket convenient to dismantle |
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| Country | Link |
|---|---|
| CN (1) | CN210371924U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112253723A (en) * | 2020-10-29 | 2021-01-22 | 常州市鼎顺金属科技有限公司 | Sprocket of quick concatenation |
-
2019
- 2019-07-26 CN CN201921197431.6U patent/CN210371924U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112253723A (en) * | 2020-10-29 | 2021-01-22 | 常州市鼎顺金属科技有限公司 | Sprocket of quick concatenation |
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