CN209739991U

CN209739991U - Sprocket capable of effectively reducing maintenance cost

Info

Publication number: CN209739991U
Application number: CN201920044905.7U
Authority: CN
Inventors: 曹明鑫
Original assignee: Nantong Tuoxin Automation Equipment Technology Co Ltd
Current assignee: Nantong Tuoxin Automation Equipment Technology Co Ltd
Priority date: 2019-01-10
Filing date: 2019-01-10
Publication date: 2019-12-06
Anticipated expiration: 2029-01-10

Abstract

The utility model discloses a sprocket capable of effectively reducing maintenance cost, which relates to the technical field of transmission and aims to solve the technical problem that the maintenance cost of the sprocket is higher after one sprocket is damaged; the side walls of the half wheel discs which are mutually attached are respectively provided with a connecting plate; the two connecting plates are correspondingly provided with communicating holes, and a detachable connecting assembly for fixing the two connecting plates is arranged in the two communicating holes in a penetrating way; when one of the sprockets is damaged, the detachable connecting assembly is detached, then the two half wheel discs are separated, the half wheel disc with the damaged sprocket is taken down, the other half wheel disc and a new half wheel disc are spliced, and then the detachable connecting assembly is used for fixing, so that the chain wheel is continuously used; because when the sprocket damages the back, need not to change whole sprocket, so effectively reduce cost of maintenance.

Description

Sprocket capable of effectively reducing maintenance cost

Technical Field

The utility model relates to a conveying technical field, more specifically say, it relates to an effectively reduce cost of maintenance's sprocket.

Background

The chain wheel is a wheel with chain teeth, and the chain teeth are buckled with the conveyor belt; the conveying belt is driven to move through the rotation of the conveying belt, so that the object is conveyed.

The structure of a chain wheel in the prior art refers to fig. 1, and the chain wheel comprises a chain wheel disc 1, wherein two side walls of the chain wheel disc 1 are provided with reinforcing ribs 4 so as to improve the strength of the chain wheel disc 1; the outer circumferential side wall of the sprocket wheel disc 1 is integrally formed with a sprocket ring 12 to increase the area of the outer circumferential side wall of the sprocket wheel; the sprocket teeth 122 are integrally formed on the outer side wall of the chain wheel 12 for engaging with a conveyor belt (not shown).

However, in the using process, the teeth 122 and the conveyor belt are continuously worn, when one of the teeth 122 falls off due to fatigue damage, the driving force of the sprocket disc 1 to the conveyor belt is insufficient, the whole sprocket disc 1 is scrapped, and thus the whole sprocket disc 1 needs to be replaced, which results in higher maintenance cost of the sprocket wheel and needs to be improved.

SUMMERY OF THE UTILITY MODEL

not enough to prior art exists, the utility model aims to provide an effectively reduce cost of maintenance's sprocket, it has the advantage that effectively reduces sprocket cost of maintenance.

In order to achieve the above purpose, the utility model provides a following technical scheme:

A chain wheel capable of effectively reducing maintenance cost comprises a chain wheel disc and a chain wheel ring positioned on the side wall of the outer circumference of the chain wheel disc, wherein chain teeth are arranged on the outer side wall of the chain wheel ring, and the chain wheel disc comprises two half wheel discs which are attached to each other; the side walls of the half wheel discs which are mutually attached are respectively provided with a connecting plate; two the corresponding intercommunicating pore that is provided with of connecting plate, two run through jointly in the intercommunicating pore and be provided with the coupling assembling dismantled that is used for fixed two connecting plates.

By adopting the technical scheme, after one of the chain teeth is damaged, the detachable connecting assembly is detached, then the two half wheel discs are separated, the half wheel disc with the damaged chain teeth is taken down, the other half wheel disc and the new half wheel disc are spliced, and then the detachable connecting assembly is used for fixing, so that the chain wheel is continuously used; because when the sprocket damages the back, need not to change whole sprocket, so effectively reduce cost of maintenance.

Further, the detachable connection assembly includes a connection screw and a connection nut.

By adopting the technical scheme, the connecting screw and the connecting nut are directly bought in the market, and the adaptability is strong. On the other hand, the connecting nut and the connecting nut can be locked through a screwdriver.

Furthermore, the chain wheel ring is provided with a dismounting hole in a penetrating mode, and the dismounting hole corresponds to the communication hole.

By adopting the technical scheme, when the screwdriver is used, the screwdriver extends to the connecting screw through the dismounting hole, and the screwdriver is axially consistent with the connecting screw, so that the connecting screw can be conveniently rotated.

further, two lateral walls of half rim plate are provided with a plurality of strengthening rib respectively, are located strengthening rib between disassembly hole and the intercommunicating pore all is provided with the groove of stepping down, the groove of stepping down is corresponding with the intercommunicating pore.

Through adopting above-mentioned technical scheme, the strengthening rib can effectively improve the intensity of half rim plate, and the setting in groove of stepping down can be convenient for the screwdriver and remove smoothly to intercommunicating pore department.

Furthermore, the half wheel disc is provided with an embedding hole at the position of the communication hole, and a magnetic part for magnetically adsorbing the connecting screw and the connecting nut is arranged in the embedding hole.

Through adopting above-mentioned technical scheme, after connecting screw and coupling nut take off, connecting screw and coupling nut adsorb respectively on corresponding magnetic part to prevent losing of connecting screw and coupling nut.

Furthermore, a positioning lug is arranged on the side wall of one of the connecting plates facing to the other connecting plate, and a positioning groove for the insertion of the positioning lug is arranged on the other connecting plate.

Through adopting above-mentioned technical scheme, when two half rim plates butt joint, two connecting plates laminate each other, and the location lug inserts in the positioning groove to play predetermined position's effect to the butt joint of two half rim plates.

furthermore, the inner side wall of the positioning groove is provided with a middle partition plate, and the positioning lug is provided with a middle groove matched with the middle partition plate.

By adopting the technical scheme, the middle partition plate is positioned in the middle groove while the positioning convex block is inserted into the positioning groove, so that the two half wheel discs are accurately positioned.

Furthermore, one of the connecting plates is provided with a mounting groove, and an elastic piece which is abutted against the other connecting plate is arranged in the mounting groove.

Through adopting above-mentioned technical scheme, when connecting screw and coupling nut fastening, the elastic component exerts the motive force along the axial of connecting screw to connecting screw and coupling nut along the axial of connecting screw to it is not hard up each other to avoid connecting screw and coupling nut.

Furthermore, the other connecting plate is provided with an extrusion groove corresponding to the mounting groove.

Through adopting above-mentioned technical scheme, when the elastic component offseted with another connecting plate, insert the extrusion inslot with the tip of elastic component to avoid the relative connecting plate of elastic component to slide.

Furthermore, one end of the connecting plate is provided with an inclined splicing surface, and the other end of the connecting plate is provided with an inclined splicing convex block which is attached to the inclined splicing surface.

through adopting above-mentioned technical scheme, slope concatenation face and slope concatenation lug are laminated mutually to make the both ends laminating of connecting plate inseparabler, thereby effectively reduce impurity such as piece and get into between two sprocket plates.

To sum up, the utility model discloses following beneficial effect has:

1. When one of the chain teeth is damaged, the damaged half wheel disc is directly replaced, and the other half wheel disc is spliced with a new half wheel disc, so that the waste of the whole chain wheel is avoided, and the maintenance cost is effectively reduced;

2. After the connecting screw and the connecting nut are disassembled, the connecting screw and the connecting nut can be respectively adsorbed on the corresponding magnetic parts, so that the connecting screw and the connecting nut are prevented from being lost.

Drawings

FIG. 1 is a schematic view of a sprocket of the prior art;

FIG. 2 is a schematic view of a sprocket assembly according to an embodiment effective to reduce maintenance costs;

FIG. 3 is a schematic illustration of the disassembly between two half discs in the embodiment;

FIG. 4 is an enlarged view of portion A of FIG. 3;

FIG. 5 is a schematic structural diagram illustrating a butting relationship between two connecting plates in the embodiment;

Fig. 6 is an enlarged view of a portion B in fig. 5.

in the figure: 1. a sprocket plate; 11. a half wheel disc; 111. embedding holes; 12. a chain wheel rim; 121. disassembling the hole; 122. a sprocket; 2. a connecting plate; 21. a communicating hole; 22. positioning the bump; 221. a middle groove; 23. a positioning groove; 231. a middle partition plate; 24. installing a groove; 241. an elastic member; 25. extruding a groove; 26. the splicing surfaces are inclined; 27. the splicing convex blocks are inclined; 3. a detachable connection assembly; 31. a connecting screw; 32. a connecting nut; 4. reinforcing ribs; 41. a yielding groove; 5. strength ribs; 6. a magnetic member.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

example (b):

A sprocket capable of effectively reducing maintenance cost is disclosed, referring to FIG. 2, which comprises a sprocket wheel 1 and a sprocket ring 12 located on the side wall of the outer circumference of the sprocket wheel 1; the outer side wall of the chain wheel ring 12 is provided with chain teeth 122, and the chain teeth 122 and the chain wheel ring 12 are integrally formed; the sprocket wheel 1 includes two half-wheel discs 11 attached to each other, and the sprocket ring 12 is divided into two parts and is integrally formed with the corresponding half-wheel discs 11, respectively.

Referring to fig. 2 and 3, the side walls of the half wheel discs 11, which are attached to each other, are respectively provided with a connecting plate 2, and the connecting plates 2 and the half wheel discs 11 are integrally formed; the two connecting plates 2 are correspondingly provided with communicating holes 21.

referring to fig. 4, the two communication holes 21 are provided with a detachable connection assembly 3 for fixing the two connection plates 2. The detachable connection assembly 3 comprises a connection screw 31 and a connection nut 32. The chain wheel ring 12 is provided with a dismounting hole 121 in a penetrating way, the dismounting hole 121 corresponds to the communication hole 21, so that a screwdriver can penetrate through the dismounting hole 121 to screw the connecting screw 31; the two outer side walls of the half wheel disc 11 are respectively provided with a plurality of reinforcing ribs 4, and the reinforcing ribs 4 and the half wheel disc 11 are integrally formed; the reinforcing ribs 4 between the dismounting holes 121 and the communication holes 21 are provided with relief grooves 41, and the relief grooves 41 correspond to the communication holes 21 so that the screwdriver can extend to the connecting screw 31.

Referring to fig. 3 and 4, two outer side walls of the half wheel disc 11 and two sides of the abdicating groove 41 are respectively provided with the strength rib 5, and the strength rib 5 and the reinforcing rib 4 are arranged in a staggered manner, so that the strength of the half wheel disc 11 at the abdicating groove 41 is effectively improved.

referring to fig. 3 and 4, the half wheel disc 11 is provided with an embedding hole 111 at the communicating hole 21, the magnetic member 6 is arranged in the embedding hole 111 in an embedding manner, and the magnetic member 6 is a magnet; by means of magnetic attraction, for attracting the connection screw 31 and the connection nut 32; when the connection screw 31 and the connection nut 32 are detached, the connection screw 31 and the connection nut 32 are prevented from being lost by being attracted to the magnetic member 6.

Referring to fig. 5 and 6, a positioning protrusion 22 is disposed on a side wall of one of the connection plates 2 facing the other connection plate 2, and a positioning groove 23 is disposed on the other connection plate 2 for inserting the positioning protrusion 22; when the two half-wheel discs 11 are butted, the function of pre-positioning can be achieved. The middle partition 231 is arranged on the inner side wall of the positioning groove 23, the middle partition 231 is arranged along the radial direction of the half wheel disc 11 in the length direction, the middle groove 221 is arranged on the positioning convex block 22, and the middle groove 221 is matched with the middle partition 231 so as to accurately position the two half wheel discs 11.

Referring to fig. 4 and 6, one of the connection plates 2 is provided with a mounting groove 24, and an elastic member 241 is disposed in the mounting groove 24, and the elastic member 241 abuts against the other connection plate 2, so that the connection screw 31 and the connection nut 32 are subjected to a force along the axial direction thereof, and the connection nut 32 is prevented from loosening on the connection screw 31. The elastic member 241 is preferably a rubber block fixed to the inner sidewall of the mounting groove 24 by adhesion. The other connecting plate 2 is provided with an extrusion groove 25 to facilitate the direct insertion of the rubber block, and when the rubber block is extruded, the rubber block is prevented from sliding relative to the connecting plate 2.

One end of each connecting plate 2 is provided with an inclined splicing surface 26, the other end of each connecting plate is provided with an inclined splicing lug 27, the inclined splicing lugs 27 are attached to the inclined splicing surfaces 26, the attaching tightness of the two connecting plates 2 is improved, and the entering of sundry scraps between the two connecting plates 2 is reduced.

The working principle is as follows:

When one of the sprockets 122 is damaged, the connecting screw 31 and the connecting nut 32 are disassembled by a screwdriver and a wrench, and then the two half wheel discs 11 are separated; and (3) taking off the half wheel disc 11 with the damaged chain teeth 122, splicing the other half wheel disc 11 with a new half wheel disc 11, and fixing by using the connecting screw 31 and the connecting nut 32 to keep the whole chain wheel to be continuously used.

After one of the chain teeth 122 is damaged, only the corresponding half wheel disc 11 needs to be replaced, so that the whole chain wheel disc 1 is prevented from being scrapped, and the maintenance cost of the chain wheel is reduced.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims

1. The utility model provides an effective cost of maintenance's sprocket, includes sprocket dish (1) and sprocket wheel (12) that are located sprocket dish (1) outer circumference lateral wall, sprocket wheel (12) lateral wall is provided with sprocket (122), its characterized in that: the chain wheel disc (1) comprises two half wheel discs (11) which are attached to each other; the side walls of the half wheel discs (11) which are mutually attached are respectively provided with a connecting plate (2); two connecting plate (2) are provided with intercommunicating pore (21) correspondingly, two intercommunicating pore (21) run through jointly in be provided with can dismantle coupling assembling (3) that are used for fixed two connecting plate (2).

2. The sprocket as set forth in claim 1, wherein: the detachable connecting component (3) comprises a connecting screw (31) and a connecting nut (32).

3. A sprocket effective to reduce maintenance costs according to claim 2, wherein: the chain wheel ring (12) is provided with a dismounting hole (121) in a penetrating mode, and the dismounting hole (121) corresponds to the communication hole (21).

4. A sprocket effective to reduce maintenance costs according to claim 3, wherein: two lateral walls of half rim plate (11) are provided with a plurality of strengthening rib (4) respectively, are located strengthening rib (4) between disassembly hole (121) and intercommunicating pore (21) all are provided with groove of stepping down (41), groove of stepping down (41) is corresponding with intercommunicating pore (21).

5. A sprocket effective to reduce maintenance costs according to claim 2, wherein: the semi-wheel disc (11) is provided with an embedding hole (111) at the position of the communicating hole (21), and a magnetic part (6) used for magnetically adsorbing the connecting screw (31) and the connecting nut (32) is arranged in the embedding hole (111).

6. The sprocket as set forth in claim 1, wherein: one of the connecting plates (2) is provided with a positioning lug (22) towards the side wall of the other connecting plate (2), and the other connecting plate (2) is provided with a positioning groove (23) for the insertion of the positioning lug (22).

7. The sprocket as set forth in claim 6, wherein: the inner side wall of the positioning groove (23) is provided with a middle partition plate (231), and the positioning lug (22) is provided with a middle groove (221) matched with the middle partition plate (231).

8. The sprocket as set forth in claim 1, wherein: one of the connecting plates (2) is provided with a mounting groove (24), and an elastic piece (241) which is abutted against the other connecting plate (2) is arranged in the mounting groove (24).

9. The sprocket as set forth in claim 8, wherein: and the other connecting plate (2) is provided with an extrusion groove (25) corresponding to the mounting groove (24).

10. The sprocket as set forth in claim 1, wherein: one end of the connecting plate (2) is provided with an inclined splicing surface (26), and the other end of the connecting plate is provided with an inclined splicing lug (27) which is attached to the inclined splicing surface (26).