CN216101341U - Dust-proof structure of caster - Google Patents
Dust-proof structure of caster Download PDFInfo
- Publication number
- CN216101341U CN216101341U CN202122059022.3U CN202122059022U CN216101341U CN 216101341 U CN216101341 U CN 216101341U CN 202122059022 U CN202122059022 U CN 202122059022U CN 216101341 U CN216101341 U CN 216101341U
- Authority
- CN
- China
- Prior art keywords
- gear
- chuck
- fixedly connected
- caster
- sides
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 238000007790 scraping Methods 0.000 claims abstract description 16
- 230000001681 protective effect Effects 0.000 claims abstract description 14
- 238000001125 extrusion Methods 0.000 claims abstract description 13
- 239000000428 dust Substances 0.000 claims abstract description 7
- 238000005096 rolling process Methods 0.000 claims description 24
- 235000012046 side dish Nutrition 0.000 claims description 7
- 239000004677 Nylon Substances 0.000 claims description 3
- 229920001778 nylon Polymers 0.000 claims description 3
- 230000002265 prevention Effects 0.000 claims 1
- 239000012535 impurity Substances 0.000 abstract description 6
- 238000004140 cleaning Methods 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 3
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a dust-proof structure of a caster, which comprises a fixing device, wherein protective devices are inserted into the two sides of the fixing device in a sliding manner, a scraping device is fixedly installed in the fixing device and comprises a fixing sleeve, a chuck, a scraper, a sliding key and an extrusion spring, the extrusion spring is fixedly connected in the fixing sleeve, the chuck is fixedly connected to the bottom end of the extrusion spring, the sliding key is fixedly connected to the two sides of the chuck, the scraper is fixedly connected to the bottom of one end of the chuck, the protective device comprises a positioning spring, a first gear, a limiting slide block, a contact piece and a rotating wheel, the rotating wheel is rotatably connected in the limiting slide block, the first gear is fixedly connected to one end of the rotating wheel, and the contact piece is symmetrically and fixedly connected to the outer ring of the rotating wheel. According to the utility model, through the arrangement of the scraping device and the protective device, the phenomenon that excessive external dust and impurities enter the caster wheel can be avoided.
Description
Technical Field
The utility model relates to the technical field of transportation parts, in particular to a dust-proof structure of a caster.
Background
The bottom at equipment or object is generally installed to the truckle, the truckle can be in convenient when removing, play the work of support equipment, setting through the truckle, but lifting means or object convenience when removing, and the truckle has strong adaptability, stability is high and characteristics such as low in cost, make the equipment bottom that needs the removal in the mill inside all can install the truckle additional, thereby be convenient for adjustment and the removal in equipment later stage, current truckle when using, because the truckle is nearer with ground, and ground dust is more, when the truckle is when removing, can drive inside the rotation position that the dust got into the truckle, can lead to the truckle card pause or the inflexible phenomenon for a long time, consequently need an equipment to improve it to above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to a dust-proof structure of a caster, which solves the above problems of the related art.
In order to achieve the purpose, the utility model provides the following technical scheme: the dust-proof structure of the caster comprises a fixing device, protective devices are inserted in the two sides of the fixing device in a sliding manner, the scraping device is fixedly arranged in the fixing device and comprises a fixing sleeve, a chuck, a scraper, a sliding key and an extrusion spring, the extrusion spring is fixedly connected inside the fixed sleeve, the chuck is fixedly connected at the bottom end of the extrusion spring, the sliding keys are fixedly connected with the two sides of the chuck, the scraper is fixedly connected with the bottom of one end of the chuck, the protection device comprises a positioning spring, a first gear, a limiting slide block, a contact piece and a rotating wheel, the rotating wheel is rotatably connected inside the limiting slide block, the first gear is fixedly connected on one end of the rotating wheel, the contact pieces are symmetrically and fixedly connected on the outer ring of the rotating wheel, and the contact pieces are distributed in an annular shape, and the positioning spring is fixedly connected to the center of the side end of the limiting sliding block.
Preferably, the fixing device comprises a connecting base, a second gear, a rolling wheel and a protection side disc, the rolling wheel is rotatably connected inside the bottom end of the connecting base, the second gear is fixedly connected to the centers of two sides of the rolling wheel, the protection side disc is sleeved on two sides of the rolling wheel in a threaded manner, and the protection side disc is located between the second gear and the rolling wheel.
Preferably, the two sides of the connecting base are rotatably connected with protective side plates, and the top end of the connecting base is fixedly provided with a sliding groove plate matched with the sliding key.
Preferably, the bottom end of the chuck is connected with contact pulleys in an equidistance rotating mode.
Preferably, a clamping groove matched with the limiting sliding block is formed in the bottom end of the connecting base.
Preferably, the first gear is meshed with the second gear, and the contact piece is made of nylon.
Compared with the prior art, the utility model has the following beneficial effects:
the scraping device is fixedly arranged in the fixing device, the extruding device in the scraping device can drive the contact device in the scraping device to be in contact with the moving device in the fixing device, so that the sticky impurities on the moving device can be removed, the protecting device is arranged at the two ends of the fixing device, the moving device in the scraping device can drive the protecting device to rotate simultaneously when rotating, the protecting device can be driven to complete the cleaning work, and a large amount of dust and impurities can be prevented from being reserved on the moving device.
Through the internally mounted of the fixing device, the isolating device is arranged, so that the phenomenon that excessive external dust is adsorbed between a crack between the moving device and the protecting device can be avoided, the auxiliary contact device is arranged inside the scraping device, and the contact stability between the moving device and the scraping device can be improved through the arrangement of the auxiliary contact device.
Drawings
FIG. 1 is a schematic view of the main structure of the present invention;
fig. 2 is a schematic view of the scraping device of the present invention;
FIG. 3 is a schematic view of the structure of the protection device of the present invention;
fig. 4 is a schematic structural diagram of the fixing device of the present invention.
In the figure: 1-a scraping device, 2-a protection device, 3-a fixing device, 4-a fixing sleeve, 5-a chuck, 6-a scraper, 7-a sliding key, 8-an extrusion spring, 9-a positioning spring, 10-a first gear, 11-a limiting slide block, 12-a contact piece, 13-a rotating wheel, 14-a connecting base, 15-a second gear, 16-a rolling wheel and 17-a protection side disc.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, an embodiment of the present invention is shown: the dust-proof structure of the caster comprises a fixing device 3, protective devices 2 are inserted into the two sides of the fixing device 3 in a sliding mode, a scraping device 1 is fixedly installed inside the fixing device 3, the scraping device 1 comprises a fixing sleeve 4, a chuck 5, a scraper 6, a sliding key 7 and an extrusion spring 8, the extrusion spring 8 is fixedly connected inside the fixing sleeve 4, the chuck 5 is fixedly connected to the bottom end of the extrusion spring 8, the sliding key 7 is fixedly connected to the two sides of the chuck 5, the scraper 6 is fixedly connected to the bottom of one end of the chuck 5, the protective device 2 comprises a positioning spring 9, a first gear 10, a limiting slider 11, a contact piece 12 and a rotating wheel 13, the rotating wheel 13 is rotatably connected inside the limiting slider 11, the first gear 10 is fixedly connected to one end of the rotating wheel 13, the contact piece 12 is symmetrically and fixedly connected to the outer ring of the rotating wheel 13, and the contact pieces 12 are distributed in an annular shape, the positioning spring 9 is fixedly connected to the center of the side end of the limiting slide block 11.
The two sides of the connecting base 14 are rotatably connected with protective side plates, and the top end of the connecting base 14 is fixedly provided with a chute plate matched with the sliding key 7, so that the chuck 5 can be ensured to move up and down along a straight line.
The bottom end of the chuck 5 is connected with a contact pulley in an equidistance rotating way, so that the contact stability between the chuck 5 and the rolling wheel 16 is improved.
The bottom of the connecting base 14 is internally provided with a clamping groove matched with the limiting slide block 11, so that the limiting slide block 11 can be ensured to move along a straight line.
The first gear 10 is in gear engagement with the second gear 15, the contact piece 12 is made of nylon, the rotating wheel 13 drives the contact piece 12 to be in contact with the side end of the rolling wheel 16, and impurities attached to the side end of the rolling wheel 16 can be removed.
The working principle is as follows: before use, the external screws penetrate through the mounting holes on the base 14 to fix the device on the bottom end of the equipment, meanwhile, the protective side discs 17 can be screwed inwards respectively until the external screws are contacted with the two sides of the rolling wheel 16, so that external dust can be prevented from entering the inside of the rolling wheel 16, meanwhile, when the rolling wheel 16 rotates, the second gear 15 can be driven to rotate, when the second gear 15 rotates, the first gear 10 can be driven to rotate simultaneously, when the first gear 10 rotates, the rolling wheel 13 and the contact sheet 12 can be driven to rotate simultaneously, at the moment, the contact sheet 12 is continuously contacted with the side end of the rolling wheel 16, so that external impurities can be prevented from being hung and buckled on the two sides of the rolling wheel 16, and the cleaning brush is fixedly connected to the side end of the rolling wheel 13, and is contacted with the protective side discs 17 through the cleaning brush, so that the cleanliness on the side end of the protective side discs 17 can be maintained, meanwhile, the chuck 5 is pressed to be in downward contact with the rolling wheel 16 through the pressing spring 8, so that the scraper 6 can be driven to complete the cleaning work of the impurities attached to the outer ring of the rolling wheel 16, the sliding key 7 is inserted into the sliding groove plate on the side end of the connecting base 14 in a sliding mode, the chuck 5 can be guaranteed to move up and down along a straight line, when the device needs to perform daily maintenance work, the first gear 10 can be moved outwards, the first gear 10 can be driven to be separated from the second gear 15, meanwhile, the protection side disc 17 can be screwed outwards, the protection side disc 17 can be separated from the two sides of the rolling wheel 16, and maintenance is facilitated.
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 utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. Truckle dust prevention structure, including fixing device (3), its characterized in that: the scraping device comprises a fixing device (3), a protective device (2) is inserted into the two sides of the fixing device (3) in a sliding mode, a scraping device (1) is fixedly installed inside the fixing device (3), the scraping device (1) comprises a fixing sleeve (4), a chuck (5), a scraper (6), a sliding key (7) and an extrusion spring (8), the extrusion spring (8) is fixedly connected inside the fixing sleeve (4), the chuck (5) is fixedly connected to the bottom end of the extrusion spring (8), the sliding key (7) is fixedly connected to the two sides of the chuck (5), the scraper (6) is fixedly connected to the bottom of one end of the chuck (5), the protective device (2) comprises a positioning spring (9), a first gear (10), a limiting sliding block (11), a contact piece (12) and a rotating wheel (13), and the rotating wheel (13) is rotatably connected inside the limiting sliding block (11), first gear (10) fixed connection rotates one end of wheel (13) on, contact piece (12) symmetry fixed connection rotates on the outer lane of wheel (13), just contact piece (12) are the annular and distribute, positioning spring (9) fixed connection is in the side center of spacing slider (11).
2. The caster dustproof structure as claimed in claim 1, wherein: fixing device (3) are including connecting base (14), second gear (15), rolling wheel (16) and protection side dish (17), rolling wheel (16) rotate to be connected inside the bottom of connecting base (14), second gear (15) fixed connection is in the both sides center of rolling wheel (16), protection side dish (17) screw thread cup joints on the both sides of rolling wheel (16), just protection side dish (17) are located between second gear (15) and rolling wheel (16).
3. The caster dustproof structure as claimed in claim 2, wherein: the protective side plates are rotatably connected to two sides of the connecting base (14), and the top end of the connecting base (14) is fixedly provided with a sliding groove plate matched with the sliding key (7).
4. The caster dustproof structure as claimed in claim 3, wherein: the bottom end of the chuck (5) is connected with a contact pulley in an equidistance rotating mode.
5. The caster dustproof structure as claimed in claim 4, wherein: the bottom of the connecting base (14) is internally provided with a clamping groove matched with the limiting slide block (11).
6. The caster dustproof structure as claimed in claim 5, wherein: the first gear (10) is in gear engagement with the second gear (15), and the contact piece (12) is made of nylon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122059022.3U CN216101341U (en) | 2021-08-30 | 2021-08-30 | Dust-proof structure of caster |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122059022.3U CN216101341U (en) | 2021-08-30 | 2021-08-30 | Dust-proof structure of caster |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216101341U true CN216101341U (en) | 2022-03-22 |
Family
ID=80729385
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122059022.3U Expired - Fee Related CN216101341U (en) | 2021-08-30 | 2021-08-30 | Dust-proof structure of caster |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216101341U (en) |
-
2021
- 2021-08-30 CN CN202122059022.3U patent/CN216101341U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220322 |