CN216278430U - Chain saw with adjustable oil quantity - Google Patents

Abstract

The utility model discloses an oil quantity adjustable chain saw, which comprises a machine shell, an oil pump assembly and an oil tank, wherein oil is arranged in the oil tank, the oil pump assembly comprises a pump body and a control unit, the pump body is arranged in the oil tank and is immersed in the oil, the control unit comprises a regulator and a controller, the controller is respectively electrically connected with the regulator and the pump body, the regulator is used for sending a regulating signal to the controller, the controller is used for controlling the output quantity of the pump body, the control unit is arranged on the surface of the machine shell, and the oil outlet quantity of the chain saw can be regulated according to requirements.

Description

Chain saw with adjustable oil quantity

[ technical field ] A method for producing a semiconductor device

The utility model relates to a chain saw with adjustable oil quantity, and belongs to the technical field of chain saws.

[ background of the utility model ]

A chain saw is a commonly used electric tool that uses a motor and an engine as driving devices to drive a cutting portion to perform a cutting operation on a material such as wood, stone, or the like. The cutting part needs a saw chain to circularly operate to realize continuous cutting of materials, friction is generated between the saw chain and a chain plate and a matching part in the cutting process, and the friction can cause heating, so a set of lubricating system is generally arranged, the lubricating system can lubricate the chain in the whole cutting process, so higher cutting efficiency can be obtained, most chain saws are provided with the structure of the lubricating system, general oil pumps can independently form a part and are generally arranged in a chain saw shell and positioned between an oil tank and the chain saw cutting system, some oil pumps can not be adjusted by an operator, a plurality of adjustable structures can only be adjusted on the mechanical structure of the oil pump, and the oil pump is generally arranged in the shell, so the adjustment can be realized by turning over a machine and using tools, and the design is very unfriendly for the operator, the online adjustment of the oil pump cannot be realized during the cutting work, the self heating and lubrication of the oil pump are insufficient, and the service life and the reliability of the oil pump can be reduced after the oil pump works in a closed shell for a long time.

[ Utility model ] content

The utility model aims to provide a chain saw with adjustable oil quantity, and the oil quantity of the chain saw can be adjusted according to requirements.

The technical scheme adopted by the utility model is as follows:

the utility model provides an oil mass adjustable chain saw, includes casing, oil pump subassembly and oil tank, be equipped with fluid in the oil tank, the oil pump subassembly includes the pump body and the control unit, the pump body is established inside and submergence of oil tank in fluid, the control unit includes regulator and controller, the controller respectively with the regulator with pump body electricity is connected, the regulator be used for to the controller sends regulation signal, the controller is used for control the output quantity of the pump body, the control unit is established the casing surface.

The beneficial effects of the utility model are as follows:

the chain saw comprises a machine shell, an oil pump assembly and an oil tank, wherein the oil pump assembly comprises a pump body and a control unit, the pump body is arranged in the oil tank and is immersed in oil, so that the pump body can be sufficiently lubricated, the pump body is prevented from being damaged due to insufficient lubrication, and the service life of the pump body can be prolonged; secondly, in the moving process of the pump body, heat can be generated by parts in the pump body due to the influence of current and friction, the pump body is directly contacted with oil liquid, the oil liquid can take away the heat of the pump body, the heating speed of the pump body can be reduced, the pump body is kept at a safe temperature, the damage of the pump body due to overhigh temperature is reduced, the structural stability of the oil pump can be ensured, and the single operation time of the pump body and the service life of the pump body can be greatly improved; in addition, when the oil pump works in a low-temperature environment, the temperature of the oil can be raised by heat generated by the motion of the pump body, so that the fluidity of the oil is improved, and the lubrication of other parts is facilitated.

In addition, the control unit comprises a regulator and a controller, the controller is respectively electrically connected with the regulator and the pump body, the control unit is arranged on the surface of the machine shell, when the hardness of an object to be cut changes, a user can enable the regulator to send a regulating signal to the controller by regulating the regulator, and the controller changes the output quantity of the pump body according to the regulating signal, so that the cutting machine can cut objects with different hardness, the application range of the cutting machine is improved, in addition, the oil output quantity of the pump body is changed according to the hardness of the cut object, the loss of oil can be saved, the oil consumption is saved, and the working time of the cutting machine is prolonged.

Preferably, the regulator includes an operation unit and an adjustable resistor, and the operation unit changes a resistance value of the adjustable resistor.

Preferably, the adjustable resistor is a potentiometer or a sliding resistor.

Preferably, the operation unit is a multi-gear switch, a coding switch, a knob or a key.

Preferably, the control unit is provided with an alarm unit for detecting the oil level in the oil tank.

Preferably, the alarm unit comprises an alarm for emitting an alarm signal and a detector for detecting the current change or the temperature change of the pump body.

Preferably, the alarm is an acoustic alarm, an optical signal alarm or an audible and visual alarm.

Preferably, the chain saw comprises a cutting device, the pump body comprising a drive member, a moving member and an oil tube, the oil tube being connected to the cutting device.

Preferably, the oil tank is provided with an oil tank port, the oil tank port is located on the surface of the machine shell, and an oil tank cover is arranged at the oil tank port.

Other features and advantages of the present invention will be disclosed in more detail in the following detailed description of the utility model and the accompanying drawings.

[ description of the drawings ]

The utility model is further described below with reference to the accompanying drawings:

FIG. 1 is a front view of an embodiment of the present invention.

Reference numerals: 1 machine shell, 2 oil tank, 21 oil tank cover, 22 oil, 3 cutting device, 4 pump body, 41 moving part, 42 driving part, 43 oil pipe, 5 control unit, 51 regulator and 52 alarm.

[ detailed description ] embodiments

The technical solutions of the embodiments of the present invention are explained and illustrated below with reference to the drawings of the embodiments of the present invention, but the following embodiments are only preferred embodiments of the present invention, and not all embodiments. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative effort belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless explicitly defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be 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. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

As shown in fig. 1, the present embodiment shows a chain saw with adjustable oil amount, which includes a housing 1, an oil pump assembly, an oil tank 2 and a cutting device 3, wherein oil 22 is installed in the oil tank 2, the oil pump assembly includes a pump body 4 and a control unit 5, the pump body 4 is disposed inside the oil tank 2, and the pump body 4 is completely immersed in the oil 22, the pump body 4 includes a driving part 42, a moving part 41 and an oil pipe 43, the oil pipe 43 is connected with the cutting device 3, and the pump body 4 provides the oil 22 to the cutting device 3 through the oil pipe 43.

In the embodiment, the pump body 4 is arranged inside the oil tank 2 and is immersed in the oil liquid 22, so that both the driving part 42 and the moving part 41 of the pump body 4 can be sufficiently lubricated, the pump body 4 is prevented from being damaged due to insufficient lubrication, and the service life of the pump body 4 can be prolonged; secondly, in the moving process of the pump body 4, the driving component 42 inside the pump body 4 generates heat due to current, and the moving component 41 also generates heat due to friction, but in this embodiment, the pump body 4 directly contacts with oil 22, the oil 22 can take away the heat of the pump body 4, so that the temperature rise speed of the pump body 4 can be reduced, the pump body 4 is kept at a safe temperature, the damage of the pump body 4 due to over-high temperature is reduced, the structural stability of the oil pump can be ensured, and the single operation time of the pump body 4 and the service life of the pump body 4 can be greatly improved; in addition, when the present embodiment works in a low temperature environment, the heat generated by the motion of the pump body 4 can raise the temperature of the oil 22, which is beneficial to improving the fluidity of the oil 22 and is beneficial to lubricating other components of the present embodiment.

In addition, in this embodiment, the control unit 5 includes an adjuster 51 and a controller, the controller is electrically connected to the adjuster 51 and the pump body 4, respectively, the control unit 5 is disposed on the surface of the housing 1, where the adjuster 51 includes an operation unit and an adjustable resistor, it should be noted that the adjustable resistor may be a potentiometer or a sliding resistor, the operation unit may be a multi-stage switch, a coded switch, a knob or a button, when the hardness of the object to be cut is changed in this embodiment, a user may change the resistance value of the adjustable resistor through adjusting the operation unit by adjusting the operation unit, so that the adjuster 51 sends an adjustment signal to the controller, and the controller changes the output quantity of the pump body 4 according to the adjustment signal, thereby changing the oil feeding quantity of the cutting device 3, so that the cutting device 3 can be suitable for cutting various objects with different hardness, the application range of this embodiment has been improved, in addition, the oil yield of the pump body 4 is changed according to the difference of cutting object hardness, also can practice thrift the loss of fluid 22, saves the consumption of fluid 22, improves the operating time of this embodiment.

In this embodiment, the control unit 5 is provided with an alarm unit for detecting the oil level in the oil tank 2, the alarm unit includes an alarm 52 for sending an alarm signal and a detector for detecting the current change or the temperature change of the pump body 4, the alarm 52 is an audible and visual alarm 52 in this embodiment, it can be understood that the alarm 52 can also be an audible alarm 52 or a light alarm 52, the oil tank 2 is provided with an oil tank opening, the oil tank opening is located on the surface of the housing 1, the oil tank cover 21 is arranged on the oil tank opening, after the embodiment operates for a period of time, the oil 22 is consumed, at this time, the oil 22 is absent in the pump body 4, the working load of the driving component 42 of the pump body 4 is reduced, the current or the temperature of the pump body 4 can be changed, and after the detector detects, the alarm 52 is triggered to send an alarm signal, remind the user to add fluid 22, the user opens behind the fuel tank cap 21 and can directly follow oil tank port department and add fluid 22, its convenient operation is simple, works as 4 redrive fluid 22 propelling movement to cutting device 3 of the pump body, the load of driver part 42 increases thereupon, the detector detects load increase back control alarm 52 contact warning can avoid this embodiment to move under the starved condition, plays the guard action to this embodiment, can improve the life of this embodiment.

While the utility model has been described with reference to specific embodiments thereof, it will be understood by those skilled in the art that the utility model is not limited thereto, and may be embodied in many different forms without departing from the spirit and scope of the utility model as set forth in the following claims. Any modification which does not depart from the functional and structural principles of the present invention is intended to be included within the scope of the claims.

Claims (9)

1. The utility model provides an oil mass adjustable chain saw which characterized in that: including casing, oil pump assembly and oil tank, be equipped with fluid in the oil tank, oil pump assembly includes the pump body and the control unit, the pump body is established inside and submergence of oil tank in fluid, the control unit includes regulator and controller, the controller respectively with the regulator with pump body electricity is connected, the regulator be used for to the controller sends regulation signal, the controller is used for control the output quantity of the pump body, the control unit establishes the casing surface.

2. The chain saw with the adjustable oil quantity as recited in claim 1, wherein: the regulator comprises an operation unit and an adjustable resistor, wherein the resistance value of the adjustable resistor is changed by the operation unit.

3. The chain saw with the adjustable oil quantity as recited in claim 2, wherein: the adjustable resistor is a potentiometer or a sliding resistor.

4. The chain saw with the adjustable oil quantity as recited in claim 2, wherein: the operation unit is a multi-gear switch, a coding switch, a knob or a key.

5. The chain saw with the adjustable oil quantity as recited in claim 1, wherein: and the control unit is provided with an alarm unit for detecting the oil level in the oil tank.

6. The chain saw with the adjustable oil quantity as recited in claim 5, wherein: the alarm unit comprises an alarm for sending out an alarm signal and a detector for detecting current change or temperature change of the pump body.

7. The chain saw with the adjustable oil quantity as recited in claim 6, wherein: the alarm is an acoustic alarm or an optical signal alarm or an audible and visual alarm.

8. The chain saw with the adjustable oil quantity as recited in claim 1, wherein: the chain saw comprises a cutting device, the pump body comprises a driving part, a moving part and an oil pipe, and the oil pipe is connected with the cutting device.

9. The chain saw with the adjustable oil quantity as recited in claim 1, wherein: the oil tank is equipped with the oil tank mouth, the oil tank mouth is in the casing surface, oil tank mouth department is equipped with the fuel tank cap.

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