CN204592191U - A kind of graden machine crankshaft rod assembly and graden machine motor - Google Patents
A kind of graden machine crankshaft rod assembly and graden machine motor Download PDFInfo
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- CN204592191U CN204592191U CN201420791880.4U CN201420791880U CN204592191U CN 204592191 U CN204592191 U CN 204592191U CN 201420791880 U CN201420791880 U CN 201420791880U CN 204592191 U CN204592191 U CN 204592191U
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- crank
- graden machine
- rod assembly
- pin
- crankshaft rod
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Abstract
The utility model discloses a kind of graden machine crankshaft rod assembly, comprise: the first crank, the second crank and crank pin, wherein, described first crank and described crank pin are integral type structure, form integrated type first crank, described second crank is connected with described crank pin pin.In addition, the invention also discloses a kind of graden machine motor, comprise graden machine crankshaft rod assembly as described above.Because described first crank and described crank pin are integral type structure, improve described crankshaft rod assembly bear engine load varies moment produce the ability of larger torsion, improve the working life of described graden machine crankshaft rod assembly, improve the working life of described graden machine motor, reduce the noise of described graden machine motor, vibration.
Description
Technical field
The utility model relates to graden machine and manufactures field, particularly a kind of graden machine crankshaft rod assembly and graden machine motor.
Background technique
Crankshaft rod assembly is the vitals of graden machine motor, and wherein left crank is the clutch end of motor.The impact in use of graden machine motor is very large, load change is frequent and amplitude is large, and applying working condition is severe, also very large at the moment impact of engine start, therefore very large torsion is born in the left crank of crankshaft rod assembly and the cooperation place of crank pin, easily produces relative rotation.
Crankshaft rod assembly of the prior art, as shown in Figure 1, assembled by left crank 1, connecting rod 2, needle bearing 3, right crank 4, crank pin 5, for ensureing that crankshaft rod assembly bears the ability of above-mentioned torsion, realize with the magnitude of interference of crank pin 5 by increasing left crank 1, but thing followed problem is: because magnitude of interference is larger, crackle is there is sometimes around the pin-and-hole of left crank 1, cause fatigue ruption, premature engine failure, just directly split around the pin-and-hole of the short time inside crank of indivedual severe patient after bent axle assembling, bent axle is scrapped; Even if crackle does not occur lost efficacy, left crank 1 also can produce relative rotation because bearing larger torsion with the cooperation place of crank pin 5, causes motor to produce noise, vibration.
Model utility content
The purpose of this utility model is to provide a kind of graden machine crankshaft rod assembly and graden machine motor, improve described crankshaft rod assembly bear engine load varies moment produce the ability of larger torsion, reduce the noise of motor generation, vibration, improve the working life of motor.
For solving the problems of the technologies described above, the utility model embodiment provides a kind of graden machine crankshaft rod assembly, comprise: the first crank, the second crank and crank pin, wherein, described first crank and described crank pin are integral type structure, form integrated type first crank, described second crank is connected with described crank pin pin.
Preferably, the cross section of the axle body of described first crank or described second crank is rectangle or circle.
Preferably, the cross section of the described connecting rod of the connecting rod of described connecting rod bearing is circular or square.
Preferably, described first crank is also provided with magnetogenerator.
In addition, the utility model embodiment still provides a kind of graden machine motor, comprises the graden machine crankshaft rod assembly as described in above-mentioned any one.
The graden machine crankshaft rod assembly that the utility model embodiment provides and graden machine motor, compared with prior art, have the following advantages:
The graden machine crankshaft rod assembly that the utility model embodiment provides, comprise: the first crank, the second crank and crank pin, wherein, described first crank and described crank pin are integral type structure, form integrated type first crank, described second crank is connected with described crank pin pin.Because described first crank and described crank pin are integral type structure, improve intensity between described first crank and described crank pin with rigidity, improve described graden machine crankshaft rod assembly bear engine load varies moment produce the ability of larger torsion; Because described first crank and described crank pin are integral type structure, after avoiding the assembling of described graden machine crankshaft rod assembly, because increasing described first crank pin hole and described crank pin magnitude of interference and causing occurring around described first shank pin hole rupturing or the phenomenon of crackle, thus improve the working life of motor; Due to integrated type first crank, the bar portion of described first crank and the positional accuracy in pin portion improve, and the precision of such as parallelism, centre distance etc. improves, thus reduces noise, the vibration of motor.
In sum, the graden machine crankshaft rod assembly that the utility model embodiment provides and graden machine motor, improve described crankshaft rod assembly bear engine load varies moment produce the ability of larger torsion, improve the working life of motor, reduce the noise of motor, vibration.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technological scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of crankshaft rod assembly of the prior art when left crank and crank pin independently manufacture;
Structural representation in a kind of embodiment of the crankshaft rod assembly that Fig. 2 provides for the utility model embodiment.
Embodiment
Just as described in the background section, crankshaft rod assembly of the prior art, because left crank and crank pin are the parts independently manufactured, make in use, there is crackle sometimes around the pin-and-hole of described left crank, cause fatigue ruption, premature engine failure, just directly split around the pin-and-hole of the short time inside crank of indivedual severe patient after bent axle assembling, bent axle is scrapped; The cooperation place of described left crank and described crank pin also can produce relative rotation because bearing larger torsion, causes motor to produce noise, vibration.
Based on this, the utility model embodiment provides a kind of graden machine crankshaft rod assembly, comprise: the first crank, the second crank and crank pin, wherein, described first crank and described crank pin are integral type structure, form integrated type first crank, described second crank is connected with described crank pin pin.
In addition, the utility model embodiment still provides a kind of graden machine motor, comprises graden machine crankshaft rod assembly as described above.
In sum, the graden machine crankshaft rod assembly that the utility model embodiment provides and graden machine motor, because described first crank and described crank pin are integral structures, described first crank and described crank pin would not produce relative sliding, intensity between the outdoor described crank pin of described first crank and rigidity improve greatly, improve described crankshaft rod assembly bear engine load varies moment produce the ability of larger torsion; Because described first crank and described crank pin are integral structures, avoid described first crank pin hole and described crank pin magnitude of interference and cause occurring around described first crank pin hole rupturing or the phenomenon of crackle, thus improve the working life of motor; Because described first crank and described crank pin are integral structures, the bar portion of described first crank and the positional accuracy in pin portion improve, and the precision of such as parallelism, centre distance etc. improves, and reduces the noise of motor, vibration.
For enabling above-mentioned purpose of the present utility model, feature and advantage more become apparent, and are described in detail embodiment of the present utility model below in conjunction with accompanying drawing.
Set forth detail in the following description so that fully understand the utility model.But the utility model can be different from alternate manner described here to implement with multiple, those skilled in the art can when doing similar popularization without prejudice to when the utility model intension.Therefore the utility model is not by the restriction of following public concrete enforcement.
Please refer to Fig. 2, the schematic diagram of a kind of embodiment of the crankshaft rod assembly that Fig. 2 provides for the utility model embodiment.
In a kind of embodiment, described graden machine crankshaft rod assembly, comprise: the first crank 11, second crank 12 and crank pin 13, wherein, described first crank 11 is integral type structure with described crank pin 13, form integrated type first crank, described second crank 12 is sold with described crank pin 13 and is connected.
Preferably, the cross section of the axle body of described first crank 11 or described second crank 12 is rectangle or circle.The cross section of the axle body of described first crank 11 or described second crank 12 is rectangle or circle, the axle body of described first crank 11 or described second crank 12 can be made when same volume and length, the ability of the torsion that can bear improves, thus improve performance and the working life of described graden machine engine crankshaft, and then improve the working life of described graden machine motor.
It should be noted that, the cross section of the axle body of described first crank 11 or described second crank 12 is rectangle or circular just two kinds of special cases, the cross section of the axle body of the first crank 11 or described second crank 12 described in the utility model, it can also be other shape, as long as the axle body contributing to stating described in improving the first crank 11 or described second crank 12 bears the ability of torsion, the utility model is not specifically limited this.
On the basis of above-described embodiment, in a kind of embodiment of the present utility model, the cross section of the described connecting rod of the connecting rod of described connecting rod bearing is circular or square.Cross section due to the described connecting rod of the connecting rod of described connecting rod bearing is circular or square, the connecting rod of described connecting rod bearing at identical volume time, the ability of bearing torsion everywhere of the connecting rod of described connecting rod bearing is substantially identical, the torque capability that the connecting rod of described connecting rod bearing is born gets a promotion, and then the ability of bearing torsion of described graden machine crankshaft rod assembly and corresponding motor is got a promotion.Meanwhile, the figure due to the cross section of the connecting rod of described connecting rod bearing is regular figure, and the technique of manufacture can become simple, is conducive to reducing manufacture cost.
It should be noted that, described in the utility model, the cross section of the connecting rod of connecting rod bearing can also be other figure, as long as the ability of bearing torsion of described connecting rod can be improved, whether the cross section figure of the utility model to each position of described connecting rod be identical, and described cross section is that what concrete figure is not specifically limited.
On the basis of above-described embodiment, in a kind of embodiment of the present utility model, described first crank 11 is also provided with magnetogenerator.First crank 11 of described integrated type first crank is provided with described magnetogenerator, when described first crank 11 normally works, described magnetogenerator is driven to generate electricity, for providing electric energy for miscellaneous part, and without the need to independently arranging other power supply part in addition, as storage battery etc.
It should be noted that, on described first crank 11 when being provided with magnetogenerator, can also arrange other functional part, the utility model does not limit this, the dimensional parameters of the utility model to described magnetogenerator is not specifically limited, and the parameter of described magnetogenerator is in conjunction with concrete engine settings.
In addition, the utility model embodiment still provides a kind of graden machine motor, comprises the graden machine crankshaft rod assembly as described in above-mentioned any one.Described first crank of described graden machine crankshaft rod assembly and described crank pin are integral type structure, improve intensity between described first crank and described crank pin with rigidity, improve described graden machine crankshaft rod assembly bear engine load varies moment produce the ability of larger torsion; Described first crank and described crank pin are integral type structure, after avoiding the assembling of described graden machine crankshaft rod assembly, because increasing the pin-and-hole of described first crank and described crank pin magnitude of interference and causing occurring around the pin-and-hole of described first crank rupturing or the phenomenon of crackle, thus improve the working life of described graden machine crankshaft rod assembly; Because described first crank and described crank pin are integral type structure, the bar portion of described first crank and the positional accuracy in pin portion improve, and the precision of such as parallelism, centre distance etc. improves.Due to described graden machine motor, comprise described graden machine crankshaft rod assembly, the performance of described graden machine motor is got a promotion, also reduces the noise of graden machine motor, vibration, thus add the life-span of described graden machine motor.
In sum, the graden machine crankshaft rod assembly that the utility model embodiment provides and graden machine motor, improve described crankshaft rod assembly bear engine load varies moment produce the ability of larger torsion, improve the working life of described graden machine crankshaft rod assembly, improve the working life of described graden machine motor, reduce the noise of graden machine motor, vibration.
Above graden machine crankshaft rod assembly provided by the utility model and graden machine motor are described in detail.Apply specific case herein to set forth principle of the present utility model and mode of execution, the explanation of above embodiment just understands method of the present utility model and core concept thereof for helping.Should be understood that; for those skilled in the art; under the prerequisite not departing from the utility model principle, can also carry out some improvement and modification to the utility model, these improve and modify and also fall in the protection domain of the utility model claim.
Claims (4)
1. a graden machine crankshaft rod assembly, is characterized in that, comprising: the first crank, the second crank and crank pin, wherein, described first crank and described crank pin are integral type structure, and form integrated type first crank, described second crank is connected with described crank pin pin.
2. graden machine crankshaft rod assembly as claimed in claim 1, it is characterized in that, the cross section of the axle body of described first crank or described second crank is rectangle or circle.
3. the graden machine crankshaft rod assembly as described in any one of claim 1-2, is characterized in that, described first crank is also provided with magnetogenerator.
4. a graden machine motor, is characterized in that, comprises the graden machine crankshaft rod assembly as described in any one of claim 1-3.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420791880.4U CN204592191U (en) | 2014-12-12 | 2014-12-12 | A kind of graden machine crankshaft rod assembly and graden machine motor |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420791880.4U CN204592191U (en) | 2014-12-12 | 2014-12-12 | A kind of graden machine crankshaft rod assembly and graden machine motor |
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| CN204592191U true CN204592191U (en) | 2015-08-26 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104482149A (en) * | 2014-12-12 | 2015-04-01 | 青岛德盛机械制造有限公司 | Garden machine crankshaft connecting rod assembly and garden machine engine |
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2014
- 2014-12-12 CN CN201420791880.4U patent/CN204592191U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104482149A (en) * | 2014-12-12 | 2015-04-01 | 青岛德盛机械制造有限公司 | Garden machine crankshaft connecting rod assembly and garden machine engine |
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