CN215364532U - Lubricated two filling device of round pin axle and have its grab bucket - Google Patents
Lubricated two filling device of round pin axle and have its grab bucket Download PDFInfo
- Publication number
- CN215364532U CN215364532U CN202120724587.6U CN202120724587U CN215364532U CN 215364532 U CN215364532 U CN 215364532U CN 202120724587 U CN202120724587 U CN 202120724587U CN 215364532 U CN215364532 U CN 215364532U
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- Prior art keywords
- oil
- pin
- pin shaft
- oiling device
- axle
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- 230000001050 lubricating effect Effects 0.000 claims abstract description 9
- 238000005461 lubrication Methods 0.000 claims description 17
- 230000009977 dual effect Effects 0.000 claims description 8
- 239000003921 oil Substances 0.000 abstract description 65
- 239000010687 lubricating oil Substances 0.000 abstract description 11
- 238000012423 maintenance Methods 0.000 abstract description 5
- 210000002445 nipple Anatomy 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model provides a lubricated two filling device of round pin axle and have its grab bucket, wherein, the lubricated two filling device of round pin axle includes round pin axle, axle bush, axle sleeve, first glib talker, second glib talker, is equipped with the oil duct in the round pin axle, and first glib talker is installed on the one end terminal surface of round pin axle, is equipped with first oilhole on the axle bush, is equipped with the second oilhole that sets up along radial on the axle sleeve, and the second glib talker is installed on the outer wall of axle sleeve, still is equipped with the oil storage tank that communicates with the second oilhole in the axle sleeve. The pin shaft lubricating double-oiling device can be arranged at the hinged position of a support rod and a bucket petal of the grab bucket, the hinged position of the support rod and an upper bearing beam and the hinged position of the bucket petal and a lower bearing beam, lubricating oil can be filled from a first oil nozzle on the pin shaft and can also be filled from a second oil nozzle on the shaft sleeve during daily oiling and maintenance, the double oil nozzles ensure the filling of the lubricating oil and ensure the mechanicalness of the hinged position; certain lubricating oil is stored in the oil storage tank, so that the use requirement of the grab bucket for a long time can be met, and the workload of daily oiling and maintenance is reduced.
Description
Technical Field
The utility model belongs to the technical field of grab bucket lubrication, and particularly relates to a pin shaft lubrication double-oiling device and a grab bucket with the same.
Background
At present, various grab bucket loading and unloading operations are commonly adopted at ports, wharfs and the like, a pin shaft on a traditional grab bucket generally adopts a oiling mode of filling lubricating oil into the pin shaft, but in actual use, due to various reasons, an oil passage of the pin shaft is often blocked, an oil nozzle on the pin shaft is arranged and cannot be used for oiling, the pin shaft and a bearing bush cannot be lubricated in time, and the pin shaft and the bearing bush generate dry friction, so that the bearing bush and the pin shaft are seriously abraded, and the service life of the grab bucket is directly influenced.
SUMMERY OF THE UTILITY MODEL
Aiming at the problems, the utility model provides a pin shaft lubricating double-oiling device and a grab bucket with the same.
The purpose of the utility model can be realized by the following technical scheme: a pin shaft lubrication double-oiling device comprises a pin shaft, a bearing bush, a shaft sleeve and a first oil nozzle, wherein an oil duct is arranged in the pin shaft, the first oil nozzle is installed on one end face of the pin shaft, a first oil hole is formed in the bearing bush, a second oil hole is formed in the shaft sleeve in the radial direction, the pin shaft lubrication double-oiling device further comprises a second oil nozzle, and the second oil nozzle is installed on the outer wall of the shaft sleeve; and an oil storage groove communicated with the second oil hole is also formed in the shaft sleeve.
Preferably, the first oil holes of the bearing shell are radially arranged and more than one in number. Further, more than two first oil holes are uniformly distributed along the circumferential direction of the bearing bush.
Preferably, the number of the second oil holes of the sleeve is more than one. Further, more than two second oil holes are uniformly distributed along the circumferential direction of the shaft sleeve.
Preferably, the oil storage groove of the shaft sleeve is circumferentially arranged on the inner wall of the shaft sleeve.
Preferably, the oil passage of the pin shaft comprises an axial oil passage and a radial oil passage.
The grab bucket with the pin shaft lubricating double-oiling device comprises a stay bar, a bucket petal, an upper bearing beam and a lower bearing beam, wherein at least one of the hinged position of the stay bar and the bucket petal, the hinged position of the stay bar and the upper bearing beam and the hinged position of the bucket petal and the lower bearing beam is provided with the pin shaft lubricating double-oiling device.
Compared with the prior art, the utility model has the beneficial effects that: the hinge joint of the stay bar and the bucket flap of the grab bucket, the hinge joint of the stay bar and the upper bearing beam and the hinge joint of the bucket flap and the lower bearing beam can be provided with the pin shaft lubrication double oiling devices, so that lubricating oil can be filled from the first oil nipple on the pin shaft and can also be filled from the second oil nipple on the shaft sleeve during daily oiling maintenance, and the double oil nipples ensure the filling of the lubricating oil, thereby avoiding the dry friction between the pin shaft and the bearing bush and ensuring the mechanicalness of the hinge joint; meanwhile, as the oil storage tank is arranged in the shaft sleeve and stores certain lubricating oil, the lubricating oil in the oil storage tank can automatically flow to a position between the pin shaft and the bearing bush under the vibration effect generated by the operation of the grab bucket, so that the longer-time use requirement of the grab bucket is met, and the workload of daily oiling and maintenance is reduced; simple structure, practicality, and can be used for multi-petal grab buckets and bivalve grab buckets of various types and specifications.
Drawings
FIG. 1 is a schematic structural view of a grab bucket with a pin shaft lubricating double oiling device;
FIG. 2 is a cross-sectional view of one embodiment of the pin lubrication dual oil addition device at A-A of FIG. 1;
FIG. 3 is a partial enlarged view of the pin lubrication dual oil addition device of FIG. 2;
fig. 4 is a sectional view of B-B in fig. 3.
The reference numbers are as follows:
1-pin shaft lubrication double-oiling device
2 brace rod
3 bucket petal
4 upper bolster
5 lower bolster
6 round pin axle
7 bearing shell
8 axle sleeve
9 first oil nozzle
10 second oil nozzle
11 oil duct
12 first oil hole
13 second oil hole
14 reservoir.
Detailed Description
The following detailed description of the embodiments of the present invention will be given in conjunction with the accompanying drawings to make it clear to those skilled in the art how to practice the present invention. While the utility model has been described in connection with preferred embodiments thereof, these embodiments are merely illustrative, and not restrictive, of the scope of the utility model.
In the description of the technical solution of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which are only for convenience of describing the present patent and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the technical solutions of the present invention, it should be further noted that, unless explicitly stated or limited otherwise, the terms "disposed," "mounted," "connected," and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. Specific meanings of the above terms in the technical solutions of the present invention can be understood by those of ordinary skill in the art according to specific situations.
A pin shaft lubrication double-oiling device comprises a pin shaft, a bearing bush, a shaft sleeve, a first oil nozzle and a second oil nozzle. Referring to fig. 1, the pin shaft lubricating double-oiling device can be applied to the hinged part of the lower end of a support rod 2 and the middle part of a bucket petal 3 of a grab bucket, the hinged part of the upper end of the support rod 2 and an upper bearing beam 4, and the hinged part of the upper end of the bucket petal 3 and a lower bearing beam 5.
Taking the pin shaft lubrication dual-oiling device 1 at the hinged position of the lower end of the stay bar 2 and the middle part of the bucket petal 3 as an example, referring to fig. 2 to 4, the pin shaft lubrication dual-oiling device 1 comprises a pin shaft 6, a bearing bush 7, a shaft sleeve 8, a first oil nozzle 9 and a second oil nozzle 10.
The pin shaft 6 is provided with an oil duct 11, and the oil duct 11 can be composed of an axial oil duct and more than one radial oil duct. The axial oil duct is arranged along the axis of the pin shaft 6, one end of the axial oil duct is arranged on the end face of one end of the pin shaft 6 and is connected with a first oil nozzle 9, and the other end of the axial oil duct is arranged in the middle of the axis of the pin shaft 6. Each radial oil duct is arranged along the radial direction of the pin shaft 6, one end of each radial oil duct is positioned on the side wall of the pin shaft 6, and the other end of each radial oil duct is communicated with the other end of the axial oil duct.
More than one first oil hole 12 is formed in the bearing bush 7, the more than two first oil holes 12 can be uniformly distributed along the circumferential direction of the bearing bush 7, each first oil hole 12 is arranged along the radial direction of the bearing bush 7, one end of each first oil hole 12 is located on the outer wall of the bearing bush 7, and the other end of each first oil hole 12 is located on the inner wall of the bearing bush 7. Referring to fig. 4, six first oil holes 12 are uniformly distributed in the circumferential direction in the bearing shell 7 of the present embodiment.
The shaft sleeve 8 can be the steel bushing, has seted up more than one second oilhole 13 on the shaft sleeve 8, and the circumference evenly distributed of shaft sleeve 8 can be followed to two more than second oilholes 13, and every second oilhole 13 sets up along the radial of shaft sleeve 8, and the one end of second oilhole 13 is located the outer wall of shaft sleeve 8 to be connected with second glib talker 10, the other end is located the inner wall of shaft sleeve 8. Wherein, the inner wall of the shaft sleeve 8 is provided with an oil storage tank 14 which is inwards concave along the circumferential direction and is connected with the other ends of all the second oil holes 13, and the oil storage tank 14 is used for increasing the oil storage capacity.
When the grab bucket is daily refueled and maintained, to the lubricated two filling device 1 of round pin axle, both can follow first glib talker 9 on the round pin axle 6 and fill lubricating oil in the oil duct, can follow second glib talker 10 on the axle sleeve 8 again and fill lubricating oil in second oilhole 13. Meanwhile, as the oil storage tank 14 is arranged in the shaft sleeve 8, lubricating oil does not need to be filled for a long time, the workload of daily oiling and maintenance of the grab bucket is reduced, the normal work of the grab bucket is ensured, and the service life of the grab bucket is prevented from being reduced due to the dry friction generated by the pin shaft 6 and the bearing bush 7.
It should be noted that many variations and modifications of the embodiments of the present invention fully described are possible and are not to be considered as limited to the specific examples of the above embodiments. The above examples are given by way of illustration of the utility model and are not intended to limit the utility model. In conclusion, the scope of the present invention should include those changes or substitutions and modifications which are obvious to those of ordinary skill in the art.
Claims (8)
1. The pin shaft lubrication double-oiling device comprises a pin shaft, a bearing bush, a shaft sleeve and a first oil nozzle, wherein an oil duct is arranged in the pin shaft, and the first oil nozzle is arranged on one end face of the pin shaft; and an oil storage groove communicated with the second oil hole is also formed in the shaft sleeve.
2. The dual oiling device for pin lubrication of grapple according to claim 1, wherein the number of the first oil holes of the bearing bush is more than one and is arranged along the radial direction.
3. The dual oiling device for pin lubrication of grapple according to claim 2, wherein more than two first oil holes are uniformly distributed along the circumferential direction of the bearing shell.
4. The dual oiling device for pin lubrication of grapple according to claim 1, wherein the number of the second oil holes of the bushing is more than one.
5. The dual oiling device for pin lubrication of grapple according to claim 4, wherein more than two second oil holes are uniformly distributed along the circumferential direction of the bushing.
6. The pin lubricating dual oiling device for the grab bucket according to claim 1, wherein the oil storage groove of the shaft sleeve is circumferentially arranged on the inner wall of the shaft sleeve.
7. The dual oiling device for pin lubrication of grapple of claim 1 wherein the oil passages of the pin comprise an axial oil passage and a radial oil passage.
8. A grab bucket with a pin shaft lubricating double oiling device comprises a stay bar, a bucket petal, an upper bearing beam and a lower bearing beam, and is characterized in that at least one of the hinged position of the stay bar and the bucket petal, the hinged position of the stay bar and the upper bearing beam and the hinged position of the bucket petal and the lower bearing beam is provided with the pin shaft lubricating double oiling device according to any one of claims 1 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120724587.6U CN215364532U (en) | 2021-04-09 | 2021-04-09 | Lubricated two filling device of round pin axle and have its grab bucket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120724587.6U CN215364532U (en) | 2021-04-09 | 2021-04-09 | Lubricated two filling device of round pin axle and have its grab bucket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215364532U true CN215364532U (en) | 2021-12-31 |
Family
ID=79626391
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120724587.6U Active CN215364532U (en) | 2021-04-09 | 2021-04-09 | Lubricated two filling device of round pin axle and have its grab bucket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215364532U (en) |
-
2021
- 2021-04-09 CN CN202120724587.6U patent/CN215364532U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A double oil lubrication device for a pin shaft and a grab bucket with it Granted publication date: 20211231 Pledgee: Bank of China Limited Shanghai Yangtze River Delta Integration Demonstration Zone Branch Pledgor: SHANGHAI GLOBAL MACHINERY Co.,Ltd. Registration number: Y2024980001446 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |