CN218021904U - Guide wheel convenient to assembly - Google Patents

Guide wheel convenient to assembly Download PDF

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Publication number
CN218021904U
CN218021904U CN202221953404.9U CN202221953404U CN218021904U CN 218021904 U CN218021904 U CN 218021904U CN 202221953404 U CN202221953404 U CN 202221953404U CN 218021904 U CN218021904 U CN 218021904U
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China
Prior art keywords
wheel body
annular
wheel
support
shaft
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CN202221953404.9U
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Chinese (zh)
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温北京
项华
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Quanzhou Jinte Construction Machinery Co ltd
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Quanzhou Jinte Construction Machinery Co ltd
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Priority to CN202221953404.9U priority Critical patent/CN218021904U/en
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Abstract

The utility model discloses a guide wheel convenient to assembly, concretely relates to guide wheel technical field, including the wheel body, the wheel body is inside to be run through and to be equipped with the shaft, both ends all are equipped with the support around the shaft, and two support outside covers are equipped with the metal covering, first annular anti-blocking groove has all been seted up to both sides around the wheel body. The utility model discloses an unpack support and shaft apart earlier, align the centre bore on the wheel body with the shaft and insert, simultaneously at two third sealing washers of shaft outer wall cover, after the third sealing washer has been overlapped, will fix two supports again, utilize the support both ends to play limiting displacement around the wheel body, then unscrew the screw of screw hole inside, pour into lubricating oil toward threaded hole inside, lubricating oil prevents stifled inslot and first annular through the second annular and prevents stifled inslot and flow annular oil storage tank inside, play the lubrication action between shaft and wheel body, it can on the support to block the metal covering card again at last, moreover, the steam generator is simple in structure, it is very convenient to assemble.

Description

Guide wheel convenient to assembly
Technical Field
The utility model relates to a guide wheel technical field, the more specifically guide wheel convenient to assembly that says so.
Background
Along with the construction of continuous operation of basic setting in China, the demand on engineering machinery is more and more, a crawler type travelling mechanism is a travelling mode commonly used by large-scale machinery such as cranes, bulldozers and the like, the crawler type travelling mechanism mainly comprises a guide wheel, a tensioning device, a track frame, a supporting wheel, a driving device, a supporting wheel, a track shoe and the like, and the guide wheel in the crawler type travelling mechanism is mainly used for guiding a track to correctly revolve so as to prevent the track from deviating and crossing the track, and can play a role in tensioning and buffer the impact of external loads on the whole machine.
The existing guide wheel is worn and torn on the surface after being used for a long time, so that the using effect is influenced, the guide wheel is required to be checked and replaced by a worker regularly, but the existing guide wheel is very compact in structure for sealing performance, and the assembly and disassembly are inconvenient.
SUMMERY OF THE UTILITY MODEL
In order to overcome the above-mentioned defect of prior art, the utility model provides a guide wheel convenient to assembly to solve the problem that appears in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a guide wheel convenient to assembly, includes the wheel body, the wheel body is inside to run through and is equipped with the shaft, both ends all are equipped with the support around the shaft, and two support outside covers are equipped with the metal covering, first annular anti-blocking groove has all been seted up to both sides around the wheel body, the annular oil storage tank has been seted up to wheel body inside, the annular oil storage tank prevents stifled inslot with two first annulars and communicates mutually, and two supports are close to wheel body one side and have all seted up the second annular and prevent stifled groove, the second annular prevents stifled groove and prevents stifled inslot with first annular and communicate mutually, and two first annulars prevent stifled inslot portions and all are equipped with floating oil blanket and first sealing washer.
In a preferred embodiment, a central hole is formed in the front end of the wheel body, the wheel shaft is arranged in the central hole and used for mounting the wheel shaft, the two supports are fixedly connected with the wheel shaft through bolts, and the supports and the wheel shaft are conveniently mounted and fixed through the bolts.
In a preferable embodiment, a threaded hole is formed in the rear side surface of the bracket at the rear end of the axle, the front end of the threaded hole is communicated with the second annular anti-blocking groove, a screw is connected in the threaded hole in a threaded manner, a second sealing ring is arranged between the screw and the threaded hole, and the second sealing ring is used for sealing between the screw and the threaded hole.
In a preferred embodiment, the outer wall of the bracket is sleeved with two third sealing rings, the two third sealing rings are respectively arranged at the front end and the rear end of the wheel body and are in contact with the surfaces of the front end and the rear end of the wheel body, and the third sealing rings are used for sealing between the wheel body and the wheel shaft so as to prevent lubricating oil from leaking out of a gap between the wheel shaft and the wheel body.
In a preferred embodiment, the third sealing ring, the second sealing ring and the first sealing ring are all made of nitrile rubber, and the nitrile rubber is produced by a low-temperature emulsion polymerization method, so that the oil resistance is excellent, the wear resistance is high, the heat resistance is good, the bonding force is strong, and the sealing effect can be improved.
In a preferred embodiment, the two metal sleeves are respectively connected with the two brackets through elastic fixing pins, so that the metal sleeves are conveniently sleeved on the brackets for use.
In a preferred embodiment, the two support bottom ends are connected with long rods, a mounting plate is arranged between the two long rods and fixedly connected with the two supports through two screws respectively, and the whole device is conveniently connected with external equipment.
The utility model discloses a technological effect and advantage:
1. the utility model discloses a unpack support and shaft apart earlier, aim at the shaft centre bore on the wheel body and insert, establish two third sealing washers at the shaft outer wall cover simultaneously, then fix two supports again, utilize the support to play limiting displacement at both ends around the wheel body, then unscrew the screw in the screw hole inside, pour into lubricating oil into the screw hole inside, lubricating oil flows to annular oil storage tank inside through second annular anti-blocking groove and first annular anti-blocking groove, play the lubrication action between shaft and wheel body, it can to block the metal covering on the support again at last, moreover, the steam generator is simple in structure, it is very convenient to assemble;
2. through taking apart the metal covering earlier, then unscrew the bolt between support and the shaft, take apart the support from the shaft, pull down the third sealing washer of shaft front end again, just can follow the shaft with the wheel body and pull down, through prevent stifled inslot installation first ring type seal and floating oil seal at first ring type, utilize first ring type seal and floating oil seal can prevent stifled groove and second ring type with first ring type and prevent that the exit in stifled groove is prevented to the groove, both can avoid external dust impurity to enter into the inslot, can avoid the oil leak again, and the leakproofness is high.
Drawings
FIG. 1 is a sectional view of the overall structure of the present invention;
FIG. 2 is a schematic view of the wheel shaft and the bracket of the present invention;
FIG. 3 is a schematic view of the metal jacket structure of the present invention;
fig. 4 is an enlarged view of a portion a of fig. 1 according to the present invention;
fig. 5 is a schematic view of the structure of the bracket and the mounting plate of the present invention.
The reference signs are: 1. a wheel body; 2. a wheel axle; 3. a support; 4. a metal sheath; 5. a first annular anti-blocking groove; 6. an annular oil storage tank; 7. a second annular anti-blocking groove; 8. floating oil seal; 9. a first seal ring; 10. a central bore; 11. a threaded hole; 12. a screw; 13. a second seal ring; 14. a third seal ring; 15. an elastic pin; 16. a long rod; 17. and (7) mounting the plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
Referring to the attached drawings 1-5 of the specification, the utility model provides a guide wheel convenient to assemble, including wheel body 1, wheel shaft 2 runs through inside wheel body 1, wheel body 1 front end has seted up centre bore 10, wheel shaft 2 is established inside centre bore 10, is used for the installation of wheel shaft 2 to use, both ends all are equipped with support 3 around wheel shaft 2, and two supports 3 all pass through bolt and wheel shaft 2 fixed connection, utilize the bolt to conveniently install fixedly support 3 and wheel shaft 2, and two supports 3 outside cover are equipped with metal covering 4, first annular anti-blocking groove 5 has all been seted up to wheel body 1 front and back both sides, annular oil storage tank 6 has been seted up to wheel body 1 inside, annular oil storage tank 6 is linked together with two first annular anti-blocking grooves 5, and two supports 3 are close to wheel body 1 one side and all seted up second annular anti-blocking groove 7, second annular anti-blocking groove 7 is linked together with first annular groove 5, and two first annular grooves 5 and two second annular grooves 7 inside all are equipped with floating seal 8 and first sealing washer 9;
the rear side surface of the support 3, which is located at the rear end of the wheel shaft 2, is provided with a threaded hole 11, the front end of the threaded hole 11 is communicated with a second annular anti-blocking groove 7, a screw 12 is in threaded connection with the inside of the threaded hole 11, a second sealing ring 13 is arranged between the screw 12 and the threaded hole 11, the second sealing ring 13 is used for sealing between the screw 12 and the threaded hole 11, two third sealing rings 14 are sleeved on the outer wall of the support 3, the two third sealing rings 14 are respectively arranged at the front end and the rear end of the wheel body 1 and are in surface contact with the front end and the rear end of the wheel body 1, the third sealing rings 14 are used for sealing between the wheel body 1 and the wheel shaft 2, lubricating oil is prevented from leaking from a gap between the wheel shaft 2 and the wheel body 1, and the two metal sleeves 4 are respectively connected with the two supports 3 through elastic fixing pins 15, and the metal sleeves 4 are conveniently sleeved on the support 3 for use.
When assembling, the worker loosens the bolt between the bracket 3 and the wheel shaft 2, disassemble the bracket 3 and the wheel shaft 2, then insert the wheel shaft 2 into the center hole 10 on the wheel body 1, at the same time, sleeve two third sealing rings 14 on the outer wall of the wheel shaft 2, sleeve the third sealing rings 14, then reinstall the two brackets 3 on the wheel shaft 2, utilize the bracket 3 to play a limiting role at the front and back ends of the wheel body 1, then unscrew the screws 12 inside the threaded holes 11, inject lubricating oil into the threaded holes 11, the lubricating oil flows into the annular oil storage groove 6 through the second annular anti-blocking groove 7 and the first annular anti-blocking groove 5, play a lubricating role between the wheel shaft 2 and the wheel body 1, use the first sealing ring 9 and the floating oil seal 8 to block the outlets of the first annular anti-blocking groove 5 and the second annular anti-blocking groove 7, both can avoid the external dust and impurities from entering the grooves, can avoid oil leakage, have high sealing performance, finally clamp the metal sleeve 4 on the bracket 3, and play a protection role outside the bracket 3.
Referring to the attached drawings 1-5 of the specification, the third sealing ring 14, the second sealing ring 13 and the first sealing ring 9 are all made of nitrile rubber, the nitrile rubber is produced by a low-temperature emulsion polymerization method, the oil resistance is excellent, the wear resistance is high, the heat resistance is good, the bonding force is strong, the sealing effect can be improved, the long rods 16 are connected to the bottom ends of the two supports 3, the mounting plate 17 is arranged between the two long rods 16, the mounting plate 17 is fixedly connected with the two supports 3 through two screws respectively, the whole device is conveniently connected with external equipment, when the device needs to be disassembled, a worker firstly disassembles the metal sleeve 4, then unscrews the bolt between the support 3 and the wheel shaft 2, disassembles the support 3 from the wheel shaft 2, and then disassembles the third sealing ring 14 at the front end of the wheel shaft 2, the wheel body 1 can be disassembled from the wheel shaft 2, the structure is simple, and the assembly is very convenient.
And finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (7)

1. A guide wheel convenient to assemble, includes wheel body (1), its characterized in that: wheel body (1) is inside to be run through and to be equipped with shaft (2), both ends all are equipped with support (3) around shaft (2), and two support (3) outside covers are equipped with metal covering (4), first annular anti-blocking groove (5) have all been seted up to both sides around wheel body (1), annular oil storage tank (6) have been seted up to wheel body (1) inside, annular oil storage tank (6) are linked together with two first annular anti-blocking groove (5), and two support (3) are close to wheel body (1) one side and have all been seted up the second annular and prevent stifled groove (7), the second annular is prevented stifled groove (7) and is linked together with first annular anti-blocking groove (5), and two first annular are prevented stifled groove (5) and two second annular and prevent stifled groove (7) inside and all be equipped with unsteady oil blanket (8) and first sealing washer (9).
2. A guide wheel for facilitating assembly according to claim 1, wherein: center hole (10) have been seted up to wheel body (1) front end, wheel axle (2) are established inside center hole (10), and two supports (3) all pass through bolt and wheel axle (2) fixed connection.
3. A guide wheel for facilitating assembly according to claim 1, wherein: the rear side surface of the support (3) at the rear end of the wheel shaft (2) is provided with a threaded hole (11), the front end of the threaded hole (11) is communicated with the second annular anti-blocking groove (7), a screw (12) is connected to the inner thread of the threaded hole (11), and a second sealing ring (13) is arranged between the screw (12) and the threaded hole (11).
4. A guide wheel for facilitating assembly according to claim 3, wherein: the outer wall of the support (3) is sleeved with two third sealing rings (14), and the two third sealing rings (14) are respectively arranged at the front end and the rear end of the wheel body (1) and are in surface contact with the front end and the rear end of the wheel body (1).
5. The guide wheel facilitating assembly of claim 4, wherein: and the third sealing ring (14), the second sealing ring (13) and the first sealing ring (9) are all made of nitrile rubber.
6. A guide wheel for facilitating assembly according to claim 1, wherein: the two metal sleeves (4) are respectively connected with the two brackets (3) through elastic fixing pins (15).
7. A guide wheel for facilitating assembly according to claim 1, wherein: the bottom ends of the two supports (3) are respectively connected with a long rod (16), a mounting plate (17) is arranged between the two long rods (16), and the mounting plate (17) is fixedly connected with the two supports (3) through two screws.
CN202221953404.9U 2022-07-27 2022-07-27 Guide wheel convenient to assembly Active CN218021904U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202221953404.9U CN218021904U (en) 2022-07-27 2022-07-27 Guide wheel convenient to assembly

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202221953404.9U CN218021904U (en) 2022-07-27 2022-07-27 Guide wheel convenient to assembly

Publications (1)

Publication Number Publication Date
CN218021904U true CN218021904U (en) 2022-12-13

Family

ID=84385778

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202221953404.9U Active CN218021904U (en) 2022-07-27 2022-07-27 Guide wheel convenient to assembly

Country Status (1)

Country Link
CN (1) CN218021904U (en)

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