CN205534982U - Fuel pump assembly of branches of tall trees saw - Google Patents
Fuel pump assembly of branches of tall trees saw Download PDFInfo
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- CN205534982U CN205534982U CN201521054340.9U CN201521054340U CN205534982U CN 205534982 U CN205534982 U CN 205534982U CN 201521054340 U CN201521054340 U CN 201521054340U CN 205534982 U CN205534982 U CN 205534982U
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- oil pump
- fuel feed
- feed pump
- plunger
- pump plunger
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Abstract
The utility model discloses a fuel pump assembly of branches of tall trees saw, down cup joint in proper order including the fuel feed pump plunger and from last oil pump bearing on the fuel feed pump plunger, oil pump gear, stroke overlap and are used for sealing the terminal oily pump base of fuel feed pump plunger, wherein, the end of fuel feed pump plunger has cup jointed at least one O type sealing washer. The utility model discloses the well joining fuel pump assembly who has branches of tall trees saw drive mechanism prevents operation in -process branches of tall trees saw card machine with arrival, reduces the beneficial effect that the motor burnt out the accident.
Description
Technical field
This utility model relates to a kind of oil pump assembly, more particularly, to the oil pump assembly of a kind of Gao Zhiju, belongs to gardens field of power tools.
Background technology
At present, when trees being felled or ornamental trees and shrubs carry out pruning operation, cutting equipment to be used, and the advantage such as Gao Zhiju is efficient with it, laborsaving is by called optical imaging.
The major structural member of existing Gao Zhiju is: tabular chain saw gripper shoe；Main body, it supports chain saw gripper shoe, and its chain saw being accommodated in chain saw gripper shoe periphery winding drives motor；Handle, it is connected with main body and is held by operator；Control portion, it is arranged on the place that holds of handle, convenient working person manipulation.
In these Gao Zhijus, when Gao Zhiju is at the bigger trunk of cutting diameter or branch, often causes chain saw to block because cutting deep, motor time serious, can be caused to burn out.Therefore, a kind of volume is little, weight light and be difficult to the Gao Zhiju of card machine be market in the urgent need to.
Utility model content
For weak point present in above-mentioned technology, the purpose of this utility model is to provide the oil pump assembly of a kind of Gao Zhiju, existing Gao Zhiju is carried out optimization functionally, by addition oil pump assembly in Gao Zhiju drive mechanism to reach to prevent Gao Zhiju card machine in operation process, reduce motor and burn out accident.
In order to realize according to these purposes of the present utility model and other advantages, provide the oil pump assembly of a kind of Gao Zhiju, including fuel feed pump plunger and the oil pump bearing that is socketed in the most successively on described fuel feed pump plunger, oil pump gear, stroke overlaps and for closing the oil pump base of described fuel feed pump plunger end, wherein, the end of described fuel feed pump plunger is socketed with at least one O RunddichtringO, described stroke puts the short transverse being provided with along described fuel feed pump plunger and first rises the ring-shaped guide rail groove declined afterwards, the guide being meshed with described ring-shaped guide rail groove integrally it is provided with on described oil pump base.
Preferably, described fuel feed pump plunger position in Gao Zhiju is limited by described oil pump bearing, and described oil pump bearing can rotate around the axis of described fuel feed pump plunger.
Preferably, described oil pump gear and stroke set are affixed with described fuel feed pump plunger.
Preferably, described oil pump base can reciprocatingly slide along the short transverse of described fuel feed pump plunger.
Preferably, having certain space thus constitute oil pump room between described oil pump base and the end of described fuel feed pump plunger, the outside of described oil pump base is symmetrical and is provided with inlet nozzle and oil outlet communicatively.
Preferably, described inlet nozzle is socketed with oil inlet pipe, and described oil outlet is socketed with flowline.
This utility model is compared with prior art, it provides the benefit that: first rise, owing to described stroke puts the short transverse being provided with along described fuel feed pump plunger, the ring-shaped guide rail groove declined afterwards, the guide being meshed with described ring-shaped guide rail groove integrally it is provided with on described oil pump base, so that described stroke is enclosed within while rotating with described fuel feed pump plunger can realize the short transverse reciprocating motion along described fuel feed pump plunger of the described oil pump base by guide, thus realize the pump functional oil of oil pump.
Part is embodied by other advantages of the present utility model, target and feature by description below, and part also will be by being understood by the person skilled in the art research of the present utility model and practice.
Accompanying drawing explanation
Fig. 1 is the axonometric drawing of the drive mechanism of the Gao Zhiju of this utility model one embodiment；
Fig. 2 is the front view of the drive mechanism of the Gao Zhiju of this utility model one embodiment；
Fig. 3 is the top view of the drive mechanism of the Gao Zhiju of this utility model one embodiment；
Fig. 4 is the explosive view of the drive mechanism of the Gao Zhiju of this utility model one embodiment；
Fig. 5 be the Gao Zhiju of this utility model one embodiment drive mechanism in the axonometric drawing of tooth case；
Fig. 6 be the Gao Zhiju of this utility model one embodiment drive mechanism in the structural representation of electric machine assembly and gear assembly；
Fig. 7 is another axonometric chart of the drive mechanism of the Gao Zhiju of this utility model one embodiment；
Fig. 8 be the Gao Zhiju of this utility model one embodiment drive mechanism in the front view of oil pump assembly；
Fig. 9 is the sectional view in A-A direction in Fig. 8；
Figure 10 be the Gao Zhiju of this utility model one embodiment drive mechanism in oil pump assembly schematic diagram when being in oil suction state；
Figure 11 be the Gao Zhiju of this utility model one embodiment drive mechanism in oil pump assembly schematic diagram when being in oil suction state.
Detailed description of the invention
Being described in further detail this utility model below in conjunction with the accompanying drawings, foregoing end other objects of the present utility model, feature, aspect and advantage will be apparent from, to make those skilled in the art can implement according to this with reference to description word.
Referring to figs. 1 through 4 and Fig. 6, the drive mechanism 100 of Gao Zhiju includes: electric machine assembly 110, tooth case 120, tooth case lid 130, oil pump assembly 140 and gear assembly 150, and by bolt group 121a, 131 realize secure fit, wherein, electric machine assembly 110 includes travelling gear 112 and the fin 113 that motor 111 connects with the power transmission shaft of motor 111；Tooth case 120 has gear resettlement section 123 and motor resettlement section 124, gear resettlement section 123 in its side open wide be formed uncovered, tooth case 120 has the first axis hole 121 and the second axis hole 122, first axis hole 121 is located on the sidewall of tooth case 120, second axis hole is located at the bottom of tooth case 120, so that the axis of the first axis hole 121 and the second axis hole 122 is mutually perpendicular to；Tooth case lid 130 is detachably coupled to the open-mouth of gear resettlement section 123 to form closing；Gear assembly 150 uncovered is located in gear resettlement section 123 by described, gear assembly 150 includes the gear shaft 151 that conical gear 152 is coaxial and affixed with conical gear 152, travelling gear 112 engages each other it is thus possible to gear shaft 151 rotates through the first axis hole 121 with conical gear 152, and gear shaft 151 is connected with synchronous pulley 151a through the end of the second axis hole 122 and gear shaft 151.
With reference to Fig. 5, the side-wall outer side on tooth case 120 with the first axis hole 121 is provided with the first fixed plate 125 and the second fixed plate 126, between first fixed plate 125 and the second fixed plate 126, there is certain space thus constitute and there is the motor resettlement section 124 accommodating space, wherein, the sidewall of motor resettlement section 124 is provided with at least one opening so that motor 111 has heat-dissipating space.As a kind of embodiment, before and after motor resettlement section 124, sidewall is equipped with the radiating opening of motor 111.As another embodiment, the outside of the first fixed plate 125 and the second fixed plate 126 is equipped with reinforcement 125a, 126a of the genesis analysis along tooth case 120.
With reference to Fig. 1, Fig. 2 and Fig. 7, the other end coaxial sleeve of gear shaft 151 is connected to worm screw 153, and worm screw 153 adjoins with conical gear 152.Additionally, the inner side of tooth case lid 130 is provided with oil pump assembly 140, worm screw 153 engages with oil pump assembly 140 thus drives oil pump assembly 140 to transmit lubricating oil.
With reference to Fig. 8 and Fig. 9, oil pump assembly 140 includes fuel feed pump plunger 147 and the oil pump bearing 147a being socketed in the most successively on fuel feed pump plunger 147, oil pump gear 146, stroke set 145 and for closing the oil pump base 144 of fuel feed pump plunger 147 end, wherein, the end of fuel feed pump plunger 147 is socketed with at least one O RunddichtringO 148.As a kind of embodiment, the end of fuel feed pump plunger 147 is socketed with two O RunddichtringOs 148 to reach better seal effect.Additionally, have certain space between the end of oil pump base 144 and fuel feed pump plunger 147 thus constitute oil pump room, the outside of oil pump base 144 is symmetrical and is provided with inlet nozzle 144c and oil outlet 144b communicatively.Wherein, the fuel feed pump plunger 147 position in Gao Zhiju is limited by oil pump bearing 147a, and described oil pump bearing 147a can rotate around the axis of fuel feed pump plunger 147, oil pump gear 146 and stroke set 145 are affixed with fuel feed pump plunger 147, and oil pump base 144 can reciprocatingly slide along the short transverse of fuel feed pump plunger 147.
With reference to Figure 10 and Figure 11, stroke set 145 is provided with the short transverse along fuel feed pump plunger 147 and first rises the ring-shaped guide rail groove 145a declined afterwards, oil pump base 144 is integrally provided with the guide 144a being meshed with this ring-shaped guide rail groove 145a.Inlet nozzle 144c is socketed with oil inlet pipe 143, and oil outlet 144b is socketed with flowline 142.
Referring again to Fig. 2, Fig. 3, Fig. 4 and Fig. 5, the bottom of tooth case 120 extends one section for the flowline mating part 127 connecting flowline 142.
Operation principle: motor 111 band nutating gear 112 rotates, engage owing to travelling gear 112 intersects formula with conical gear 150 one-tenth, intersect formula transmission reduce the volume and weight of drive mechanism by being changed traditional Gao Zhiju kind of drive into conical gear by internal gear run-in index transmission, owing to gear shaft 151 is coaxial with conical gear 152 and affixed, the rotation of the rotation of conical gear 152 driven gear axle 151 again, and power transmission, to on the synchronous pulley of gear shaft 151 joining distal ends, thus realizes the primary drive function of the drive mechanism 100 of Gao Zhiju the most at last；The side-wall outer side on tooth case 120 with the first axis hole 121 is provided with the first fixed plate 125 and the second fixed plate 126, between first fixed plate 125 and the second fixed plate 126, there is certain space thus constitute and there is the motor resettlement section 124 accommodating space, wherein, the sidewall of motor resettlement section 124 is provided with at least one opening so that motor 111 has heat-dissipating space, so that tooth case 120 1 aspect is capable of installing the function of fixed gear assembly 150, on the other hand the function that electric machine assembly 110 connects with tooth case 120 and finally realizes transmission kinetic energy it is capable of again, this structure is used to further reduce the volume and weight of drive mechanism；The other end coaxial sleeve of gear shaft 151 is connected to worm screw 153, and worm screw 153 adjoins with conical gear 152, in addition, the inner side of tooth case lid 130 is provided with oil pump assembly 140, worm screw 153 engages with oil pump assembly 140 thus drives oil pump assembly 140 to transmit lubricating oil, so that conical gear 152 1 aspect can drive coordination belt wheel 151a, on the other hand oil pump assembly 140 can be driven to realize pump functional oil by geared worm 153, finally realize Gao Zhiju can the chain saw of Gao Zhiju be lubricated when cutting trunk operation simultaneously, prevent chain saw card machine.
Number of devices described herein and treatment scale are used to simplify explanation of the present utility model.Application of the present utility model, modifications and variations be will be readily apparent to persons skilled in the art.
As it has been described above, according to this utility model, it is possible to bring its some beneficial effect lower:
1, owing to gear assembly 150 includes conical gear 152, the gear shaft 151 coaxial and affixed with conical gear 152, tooth case 120 has the first axis hole 121 and the second axis hole 122, first axis hole 121 is located on the sidewall of tooth case 120, second axis hole 122 is located at the bottom of tooth case 120 so that the axis of the first axis hole 121 and the second axis hole 122 is mutually perpendicular to, travelling gear 112 engages each other it is thus possible to gear shaft 151 rotates through the first axis hole 121 with conical gear 153, make it possible to become the drive mechanism of traditional internal gear run-in index volume and the relatively small conical gear of weight intersects the drive mechanism of formula；
2, it is provided with the first fixed plate 125 and the second fixed plate 126 owing to having the side-wall outer side of the first axis hole 121 on tooth case 120, between first fixed plate 125 and the second fixed plate 126, there is certain space thus constitute and there is the motor resettlement section 124 accommodating space, so that tooth case 120 is while providing the receiving space of gear assembly 150, the installing space being connected with motor 111 can be provided, save space further, thus be conducive to reducing the volume and weight of drive mechanism；
3, it is provided with at least one opening due to the sidewall of motor resettlement section 124, so that motor 111 has again enough spaces to dispel the heat while providing power；
4, it is connected to worm screw 153 due to the other end coaxial sleeve of gear shaft 151, and worm screw 153 adjoins with conical gear 152, in addition, the inner side of tooth case lid 130 is provided with oil pump assembly 140, worm screw 153 engages with oil pump assembly 140 thus drives oil pump assembly 140 to transmit lubricating oil, so that the drive mechanism 100 of Gao Zhiju is on the premise of ensureing that volume is sufficiently small, moreover it is possible to realize providing the function of lubricating oil to chain saw；
5, first rise, owing to stroke set 145 is provided with the short transverse along fuel feed pump plunger 147, the ring-shaped guide rail groove 145a declined afterwards, the guide 144a being meshed with ring-shaped guide rail groove 145a integrally it is provided with on oil pump base 144, so that stroke set 145 can realize the oil pump base 144 short transverse reciprocating motion along fuel feed pump plunger 147 by guide 144a while rotating with fuel feed pump plunger 147, thus realize the pump functional oil of oil pump 140.
Although embodiment of the present utility model is disclosed as above, but it is not limited in description and embodiment listed utilization, it can be applied to various applicable field of the present utility model completely, for those skilled in the art, it is easily achieved other amendment, therefore, under the general concept limited without departing substantially from claim and equivalency range, this utility model is not limited to specific details and shown here as the legend with description.
Claims (6)
1. the oil pump assembly of a Gao Zhiju, it is characterized in that, the oil pump bearing that including fuel feed pump plunger and is socketed in the most successively on described fuel feed pump plunger, oil pump gear, stroke set and for closing the oil pump base of described fuel feed pump plunger end, wherein, the end of described fuel feed pump plunger is socketed with at least one O RunddichtringO, described stroke puts the short transverse being provided with along described fuel feed pump plunger and first rises the ring-shaped guide rail groove declined afterwards, and described oil pump base is integrally provided with the guide being meshed with described ring-shaped guide rail groove.
2. the oil pump assembly of Gao Zhiju as claimed in claim 1, it is characterised in that described fuel feed pump plunger position in Gao Zhiju is limited by described oil pump bearing, and described oil pump bearing can be around the axis rotation of described fuel feed pump plunger.
3. the oil pump assembly of Gao Zhiju as claimed in claim 2, it is characterised in that described oil pump gear and stroke set are affixed with described fuel feed pump plunger.
4. the oil pump assembly of Gao Zhiju as claimed in claim 3, it is characterised in that described oil pump base can reciprocatingly slide along the short transverse of described fuel feed pump plunger.
5. the oil pump assembly of Gao Zhiju as claimed in claim 4, it is characterized in that, having certain space between described oil pump base and the end of described fuel feed pump plunger thus constitute oil pump room, the outside of described oil pump base is symmetrical and is provided with inlet nozzle and oil outlet communicatively.
6. the oil pump assembly of Gao Zhiju as claimed in claim 5, it is characterised in that described inlet nozzle is socketed with oil inlet pipe, and described oil outlet is socketed with flowline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521054340.9U CN205534982U (en) | 2015-12-17 | 2015-12-17 | Fuel pump assembly of branches of tall trees saw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521054340.9U CN205534982U (en) | 2015-12-17 | 2015-12-17 | Fuel pump assembly of branches of tall trees saw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205534982U true CN205534982U (en) | 2016-08-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521054340.9U Active CN205534982U (en) | 2015-12-17 | 2015-12-17 | Fuel pump assembly of branches of tall trees saw |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205534982U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105402581A (en) * | 2015-12-17 | 2016-03-16 | 苏州金莱克精密机械有限公司 | Oil pump assembly of pole saw |
-
2015
- 2015-12-17 CN CN201521054340.9U patent/CN205534982U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105402581A (en) * | 2015-12-17 | 2016-03-16 | 苏州金莱克精密机械有限公司 | Oil pump assembly of pole saw |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |