CN220972272U - Oil leakage prevention structure and electric tool with same - Google Patents
Oil leakage prevention structure and electric tool with same Download PDFInfo
- Publication number
- CN220972272U CN220972272U CN202322277071.3U CN202322277071U CN220972272U CN 220972272 U CN220972272 U CN 220972272U CN 202322277071 U CN202322277071 U CN 202322277071U CN 220972272 U CN220972272 U CN 220972272U
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- CN
- China
- Prior art keywords
- oil
- electric tool
- oil receiving
- leakage preventing
- preventing structure
- Prior art date
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- 230000002265 prevention Effects 0.000 title abstract description 5
- 239000003921 oil Substances 0.000 claims abstract description 120
- 230000008878 coupling Effects 0.000 claims abstract description 31
- 238000010168 coupling process Methods 0.000 claims abstract description 31
- 238000005859 coupling reaction Methods 0.000 claims abstract description 31
- 239000010687 lubricating oil Substances 0.000 claims abstract description 10
- 239000007788 liquid Substances 0.000 claims abstract description 8
- 238000005086 pumping Methods 0.000 claims description 7
- 238000005461 lubrication Methods 0.000 claims description 5
- 230000004308 accommodation Effects 0.000 claims description 2
- 230000004888 barrier function Effects 0.000 claims description 2
- 238000012423 maintenance Methods 0.000 abstract description 2
- 238000007789 sealing Methods 0.000 description 5
- 230000000284 resting effect Effects 0.000 description 3
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000010705 motor oil Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Portable Power Tools In General (AREA)
Abstract
The utility model provides an oil leakage prevention structure and a corresponding electric tool, which are applied to the electric tool with a lubricating oil system, and comprise: a coupling part for detachably connecting with the electric tool; the oil receiving part is arranged outside the electric tool and covers part or all of the outer side of the electric tool, and the oil receiving part is used for receiving liquid leaked from the electric tool. The utility model is convenient for assembly, maintenance and replacement, avoids pollution of leaked greasy dirt to the surrounding environment, and keeps the surrounding environment clean.
Description
Technical Field
The utility model relates to the technical field of electric tools, in particular to an oil leakage preventing structure and a corresponding electric tool such as a chain saw.
Background
Chain saw, also called chain saw, is one of the electric garden instrument of ordinary use, because the chain saw has the oil feed system, and the machine is easy to have greasy dirt to adsorb at the machine surface after long-time the use, perhaps because after long-time the use, the damage of sealing member causes lubricating oil to flow, can cause the machine periphery to form the greasy dirt when placing in ground from this, is difficult to clear up, influences the environment clean and tidy.
The utility model provides a chain saw of easy to assemble in patent number CN201921247868.6, includes casing, motor, saw chain, baffle, gear box and oil feeding system, oil feeding system includes oilcan, oil pump, advances oil pipe, goes out oil pipe and goes out oil pipe, the gear box includes gear box upper cover and gear box casing, sealing connection between gear box upper cover and the gear box casing, the oil pump includes plunger, oil pump main part, oil inlet tap and oil outlet tap, be provided with the elasticity reset piece between plunger and the oil pump main part, in extending into the gear box in one side of oil pump main part, oil inlet tap and oil outlet tap fixed connection in one side that the plunger was kept away from to the oil pump main part, advance oil pipe and oil inlet tap all set up in the gear box outside. The utility model has the effects that when oil leakage occurs in the oil pump, lubricating oil gathers in the sealed gear box of the integrated gear box, so as to lubricate the gear and reduce the probability of damaging the control element positioned in the shell.
The utility model discloses a chain saw in patent number CN201310096230.8, including casing, motor, saw chain, install the gear box in the casing, by motor drive and hold the drive mechanism that drives saw chain motion in the gear box, to saw chain guide support's baffle, with casing complex apron and switch, the chain saw still includes an oil feeding system, oil feeding system includes an oilcan, an oil pump assembly who is connected and is used for supplying oil to the saw chain through the oil feed pipe with the oilcan, the gear box includes gear box and installs the gear box lid on the gear box, oil pump assembly sets up in the gear box, and the gear box is sealed through the sealing washer with the junction of gear box lid, consequently can prevent that chain saw lubricating engine oil from leaking the waste and the environmental pollution that arouses outside the host computer, improves stability and the reliability of whole pump oil system, has solved a great deal of inconvenience that the oil leakage brought for the user.
However, the above-mentioned structure for solving oil leakage is formed inside the casing, and the inside sealing structure still has aging problems to cause sealing failure, and meanwhile, the structure is not easy to observe and replace and maintain in time.
Disclosure of utility model
The utility model provides an oil leakage prevention structure convenient to use and a corresponding electric tool, aiming at avoiding the defects in the prior art.
The utility model solves the technical problems by adopting the following technical scheme: an oil leakage prevention structure for a power tool having a lubrication oil system, comprising:
a coupling part for detachably connecting with the electric tool;
The oil receiving part is arranged outside the electric tool and covers part or all of the outer side of the electric tool, and the oil receiving part is used for receiving liquid leaked from the electric tool.
In several embodiments, the coupling part is provided with a coupling hole, and the coupling part is sleeved on the electric tool through the coupling hole.
In several embodiments, the oil receiving portion includes a housing and an oil receiving plate extending from an opening end of the housing, the coupling portion is connected to the housing, and the oil receiving plate is used for shielding a position of an oil leakage in the electric tool.
In several embodiments, the oil receiving plate body has protrusions throughout its body and forms a plurality of barriers that fit the power tool and are configured to confine liquids within the oil receiving portion.
In several embodiments, the oil receiving plate body at least covers the bottom surface of the electric tool.
In several embodiments, the side surface of the oil receiving plate body facing the electric tool is concavely provided with an oil receiving groove.
In several embodiments, a sheath portion is detachably or integrally disposed on one side of the coupling portion, and the sheath portion is configured to be sleeved outside the working head of the electric tool.
And, an electric tool with above-mentioned leak protection oil structure includes:
A housing portion having an accommodation space therein;
the working part comprises a motor, and the motor drives the chain to move along the guide plate;
The oil supply part comprises an oil tank and an oil pumping system, and the oil pumping system is used for conveying lubricating oil in the oil tank to the chain and/or the motor;
The connecting part is sleeved on the guide plate and positioned at the outer side of the shell part, and the oil receiving part extends to the shell part and covers all or part of the outer side of the shell part.
In several embodiments, the sheath portion is used to cover the guide plate and cover the guide plate exposed outside the housing portion.
In several embodiments, one side of the sheath part forms an inlet section, and the inlet section is used for penetrating into the coupling hole and connecting and fixing with the coupling part.
In several embodiments, the housing part has a placement end surface on which the housing part is stably placed, and the oil receiving part is used for covering the placement end surface.
In several embodiments, the sheath portion is integrally formed with the coupling portion.
The utility model has the following beneficial effects:
1. The utility model is convenient for assembly, maintenance and replacement, avoids pollution of leaked greasy dirt to the surrounding environment, and keeps clean.
2. The utility model can select the assembled assembly of single or multiple components according to the requirement, has convenient installation and flexible use.
3. The utility model adopts an external leakage-proof structure, is convenient for observing leakage-proof conditions in time and overhauls and maintains in time.
Drawings
The drawings described herein are for illustration purposes only of selected embodiments and are not intended to represent all possible implementations and should not be construed as limiting the scope of the present utility model.
FIG. 1 schematically illustrates the overall structure of a chain saw having an oil leakage preventing structure in one embodiment;
FIG. 2 schematically illustrates the structure of FIG. 1 in a bottom view;
FIG. 3 schematically illustrates the explosive structure of FIG. 2;
FIG. 4 schematically illustrates a perspective view of an oil leakage preventing structure in an embodiment;
FIG. 5 schematically illustrates the structure of the oil containment structure of FIG. 1 in combination with a protective jacket;
Fig. 6 schematically illustrates the separation structure of fig. 5.
Reference numerals:
The coupling part 10, the coupling hole 11, the oil receiving part 20, the housing 21, the oil receiving plate body 22, the blocking body 23, the sheath part 30, the inlet section 31, the housing part 40, the end cover 41, the guard handle 42, the handle 43, the motor 51, the chain 52, the guide plate 53, the oil tank 61, and the oil pumping system 62.
Detailed Description
In the following, embodiments of the present utility model will be described in detail, for the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, and in the following, technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments.
Thus, the following detailed description of the embodiments of the utility model, which is provided herein, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model, based on which all other embodiments, as derived by a person of ordinary skill in the art without making any inventive effort, are within the scope of the utility model.
The terminology used herein is for the purpose of describing embodiments and is not intended to be limiting and/or limiting of the utility model.
Example 1
As shown in fig. 1 to 3, the oil leakage preventing structure of the present embodiment is used in a power tool having a lubrication system, particularly a chain saw, which is composed of a housing portion 40, a working portion and an oil supply portion, and is conventional, in which the housing portion 40 has a receiving space for assembling the working portion and the oil supply portion, an end cover 41, a guard handle 42 and a handle 43 are conventionally provided on the housing portion 40, tightness of the working portion can be adjusted by a knob to which the end cover 41 is coupled, a portable operation is facilitated by the handle 43, and locking and unlocking of the working state is achieved by the guard handle 42, which is a conventional structure in the art, and is not further limited.
And the working part comprises a motor 51, a chain 52 and a guide plate 53, and the chain 52 is driven by the motor 51 to move along the guide plate 53 so as to realize a shearing function.
And, the oil supply part includes an oil tank 61, an oil pumping system 62, the oil pumping system 62 being used to convey the lubricating oil in the oil tank 61 to the chain 52 and/or the motor 51 for lubrication.
On the housing portion 40 there is a resting end surface for stable resting thereof, which is of a generally smooth construction, by means of which stable resting on the ground for storage is facilitated.
In this case, there is inevitably a residue of lubricating oil on the inner wall of the housing portion 40 due to the presence of the lubrication system, and when the chain saw is not used for storage, the lubricating oil is deposited at the position of the placement end face and leaks out into the surrounding environment, thereby providing an oil leakage preventing structure for processing.
As shown in fig. 4 to 5, the oil leakage preventing structure comprises a coupling part 10 for detachably connecting with the electric tool and an oil receiving part 20 extending from the coupling part 10, wherein the oil receiving part 20 is arranged outside the electric tool, the oil receiving part 20 covers part or all of the outer side of the chain saw, and the oil receiving part 20 is used for receiving liquid leaked from the chain saw.
That is, the oil receiving portion 20 extends to the housing portion 40 and covers all or part of the outer side of the housing portion 40, and the oil receiving portion 20 may cover all of the housing portion 40 in the chain saw or may cover only the oil leakage position.
The oil receiving portion 20 includes a housing 21, the housing 21 adopts a box-packed structure with an opening at one end, and an oil receiving plate 22 extending from the opening at one end of the housing 21, the connecting portion 10 is connected to the housing 21, and the oil receiving plate 22 is used for shielding a position of an electric tool where oil leakage occurs, such as a position of a placement end surface, which is generally a bottom surface of the electric tool.
The periphery of the oil receiving plate 22 is provided with a plurality of protruding baffle bodies 23 like straight plates, so that the oil receiving plate 22 forms a container structure, the baffle bodies 23 are attached to the whole body of the placing end face, and accordingly leaked lubricating oil is limited in the oil receiving part 20 by being matched with the oil receiving plate 22, and the lubricating oil is prevented from flowing outwards. Further, a recessed oil receiving groove is formed on the side of the oil receiving plate 22 facing the electric tool, so that the bottom surface of the electric tool can be prevented or reduced from being in contact with the liquid, so that the liquid attached to the bottom surface of the electric tool can be avoided or reduced after the oil leakage preventing structure is removed from the electric tool.
Meanwhile, a coupling hole 11 is provided at the coupling part 10, and the coupling part 10 may be sleeved on the guide plate 53 of the chain saw through the coupling hole 11.
Meanwhile, a sheath portion 30 is detachably or integrally provided on one side of the coupling portion 10, the sheath portion 30 is arranged to be sleeved on the guide plate 53 and to cover the guide plate 53 exposed outside the housing portion 40, and when the coupling portion 10 and the sheath portion 30 are integrally formed, they are not detachable.
As shown in fig. 6, when the coupling part 10 and the sheathing part 30 are in a separate structure, an inlet section 31 is formed at one side of the sheathing part 30, and the inlet section 31 is inserted into the coupling hole 11 and is fixedly coupled with the coupling part 10.
It should be noted that, a detachable connection structure of the oil receiving portion 20 and the housing portion 40, such as a structure of a fastener such as a bolt, a quick clip, or the like, may be used to achieve connection and engagement between the oil receiving portion 20 and the housing portion 40.
The illustrative examples, embodiments, and particular forms of the utility model have been illustrated and described in detail in the drawings and the foregoing description, and are to be considered as illustrative and not restrictive. The description of particular features in one embodiment does not imply that those particular features must be limited to that one embodiment. Features of one embodiment may be used in combination with features of other embodiments, as will be appreciated by those of ordinary skill in the art, whether or not explicitly so described. The exemplary embodiments have been shown and described, and all changes and modifications that come within the spirit of the utility model are desired to be protected.
Claims (10)
1. An oil leakage preventing structure for an electric tool having a lubrication oil system, comprising:
a coupling part for detachably connecting with the electric tool;
The oil receiving part is arranged outside the electric tool and covers part or all of the outer side of the electric tool, and the oil receiving part is used for receiving liquid leaked from the electric tool.
2. The oil leakage preventing structure according to claim 1, wherein the coupling portion is provided with a coupling hole, and the coupling portion is sleeved on the electric tool through the coupling hole.
3. The oil leakage preventing structure according to claim 2, wherein the oil receiving portion comprises a housing and an oil receiving plate extending from an opening end of the housing, the coupling portion is connected to the housing, and the oil receiving plate is used for shielding an oil leakage position in the electric tool.
4. The oil leakage preventing structure according to claim 3, wherein the oil receiving plate body has protrusions on its entire body and forms a plurality of barriers which are fitted to the electric tool and serve to restrict the liquid in the oil receiving portion.
5. The oil leakage preventing structure according to claim 4, wherein the coupling portion is provided with a sheath portion detachably or integrally on one side thereof, the sheath portion being adapted to be fitted over the outside of the working head of the power tool.
6. The oil leakage preventing structure according to claim 5, wherein the oil receiving plate body at least covers a bottom surface of the electric tool.
7. The oil leakage preventing structure according to claim 6, wherein the oil receiving plate is provided with an oil receiving groove in a recessed manner on a side surface facing the power tool.
8. A power tool having the oil leakage preventing structure according to any one of claims 1 to 7, comprising:
A housing portion having an accommodation space therein;
the working part comprises a motor, and the motor drives the chain to move along the guide plate;
The oil supply part comprises an oil tank and an oil pumping system, and the oil pumping system is used for conveying lubricating oil in the oil tank to the chain and/or the motor;
The connecting part is sleeved on the guide plate and positioned at the outer side of the shell part, and the oil receiving part extends to the shell part and covers all or part of the outer side of the shell part.
9. The power tool of claim 8, wherein the sheath portion is configured to fit over the guide plate and to cover the guide plate exposed outside the housing portion.
10. The power tool of claim 9, wherein the housing portion has a mounting end surface on which the housing portion is stably mounted, and the oil receiving portion is configured to cover the mounting end surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322277071.3U CN220972272U (en) | 2023-08-22 | 2023-08-22 | Oil leakage prevention structure and electric tool with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322277071.3U CN220972272U (en) | 2023-08-22 | 2023-08-22 | Oil leakage prevention structure and electric tool with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220972272U true CN220972272U (en) | 2024-05-17 |
Family
ID=91062353
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322277071.3U Active CN220972272U (en) | 2023-08-22 | 2023-08-22 | Oil leakage prevention structure and electric tool with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220972272U (en) |
-
2023
- 2023-08-22 CN CN202322277071.3U patent/CN220972272U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |