CN207048829U - Bent axle extension power pump housing drive mechanism - Google Patents
Bent axle extension power pump housing drive mechanism Download PDFInfo
- Publication number
- CN207048829U CN207048829U CN201720970893.1U CN201720970893U CN207048829U CN 207048829 U CN207048829 U CN 207048829U CN 201720970893 U CN201720970893 U CN 201720970893U CN 207048829 U CN207048829 U CN 207048829U
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- Prior art keywords
- lever
- water tank
- regulating block
- control volume
- pressure regulation
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- 230000007246 mechanism Effects 0.000 title claims abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 60
- 230000003028 elevating effect Effects 0.000 claims abstract description 11
- 238000010276 construction Methods 0.000 claims abstract description 7
- 238000007789 sealing Methods 0.000 claims abstract description 5
- 230000008878 coupling Effects 0.000 claims abstract description 4
- 238000010168 coupling process Methods 0.000 claims abstract description 4
- 238000005859 coupling reaction Methods 0.000 claims abstract description 4
- 230000001105 regulatory effect Effects 0.000 claims description 25
- 239000004744 fabric Substances 0.000 claims 1
- 238000001727 in vivo Methods 0.000 abstract description 3
- 238000005457 optimization Methods 0.000 abstract 1
- 230000004044 response Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000008450 motivation Effects 0.000 description 2
- 230000003750 conditioning effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000003752 improving hair Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009329 sexual behaviour Effects 0.000 description 1
Abstract
A kind of bent axle extension power pump housing drive mechanism of technical field of mechanical design, including adjusting body, control volume, stretch rod, pressure regulation water pump, water tank, surge pipe, perform body, lifter plate, elevating lever, lever, supporter, control volume is cuboid hollow-core construction, pressure regulation water pump, water tank, perform body, supporter is arranged in control volume, one end of rotary shaft is connected by chain with engine crankshaft, the other end of rotary shaft through control volume left wall face after together with the coupling of shaft system of pressure regulation water pump, lifter plate is arranged in execution in vivo and the wall with performing body is in sealing contact, lever arrangement is on supporter.In the utility model, when engine speed is higher, inlet valve lift is big；When engine speed is smaller, inlet valve lift is smaller.The utility model is designed reasonably, it is simple in construction, suitable for engine air valve lift variable system optimization design.
Description
Technical field
It is particularly a kind of suitable the utility model relates to a kind of variable valve lift system of technical field of mechanical design
The bent axle extension power pump housing drive mechanism associated with engine speed for valve stroke.
Background technology
The valve stroke of traditional petrol engine is fixed immutable, that is, the cam profile of camshaft only has one
Kind, this, which has resulted in the lift, engine is all obtained good response in high velocity and low regime.Conventional gasoline machine is sent out
The valve stroke of motivation is that design of cam contour line is the balance Sexual behavior mode under full working scope to engine, the result is that engine was both
It cannot get optimal high speed efficiency, also cannot get optimal low speed torque, but obtained best balanced performance under full working scope.It is variable
The use of valve stroke, engine is set to be met the valve stroke of demand in high velocity and low regime, so as to improve hair
Motivation high-speed power and low speed torque.
Found by the retrieval to prior art literature, China Patent No. application number 200910190522.1, patent name：
A kind of hydraulic valve mechanism of lift range variable, the patented technology provide a kind of device of variable valve lift, can be preferably
Take into account the high and low rotating speed operating mode of engine.It is very high to sealing requirements but its design is the hydraulic mechanism utilized, it is poorly sealed
If easily cause fluid seepage；And because liquid has certain compressibility, the response speed of valve stroke change has
Certain retardance.
The content of the invention
This utility model is directed to above-mentioned the deficiencies in the prior art, there is provided a kind of mechanical conditioning type variable valve lift system
System, the response speed that can change valve stroke are very fast.
The utility model is achieved through the following technical solutions, and the utility model includes air inlet pipe, blast pipe, cylinder
Body, piston, cylinder cap, inlet valve, exhaust valve, lever, tappet epimere, regulation body, rotary shaft, control volume, stretch rod, pressure regulation water
Pump, outlet pipe, water tank, water inlet pipe, surge pipe, perform body, adjustable spring, lifter plate, elevating lever, lever, supporter, pillar,
Traction wheel, pull rope, regulating block, sliding shoe, tappet hypomere, return spring, cylinder body, piston, cylinder cap form engine sheet together
Body, inlet valve, exhaust valve are connected with cylinder cap respectively, and inlet valve, exhaust valve are arranged on cylinder cap, the both ends difference of lever
It is connected with the upper end of inlet valve, tappet epimere, regulating block is arranged in regulation in vivo, and the right side bit strip of regulating block has circular hole,
Sliding shoe is arranged in the circular hole of regulating block, and the top of sliding shoe is domatic structure, one end of pull rope and the right side of regulating block
Wall is connected, and the other end of pull rope after traction wheel with the lower end of stretch rod around being connected, and the left side wall of regulating block is by returning
Position spring is connected with the internal face of regulation body, and the lower end of tappet epimere is through the top after the upper wall surface for adjusting body with sliding shoe
It is in contact, the upper end of tappet hypomere is touched through the bottom connection after the lower wall surface of regulation body with sliding shoe, the left side band of regulating block
There is ramp type groove, the upper end of pillar is in contact with lever, and the lower end of pillar is through being arranged in regulation after the upper wall surface of regulation body
In the groove of block；Control volume is cuboid hollow-core construction, and pressure regulation water pump, water tank, execution body, supporter are arranged in control volume
Interior, one end of rotary shaft is connected by chain with engine crankshaft, and the other end of rotary shaft is through behind the left wall face of control volume
Together with the coupling of shaft system of pressure regulation water pump, one end of outlet pipe is connected with the delivery port of pressure regulation water pump, the outlet pipe other end
The top of water tank is arranged in after through the upper wall surface of water tank, outlet pipe arrangement carries throat structure at this end of tank top, entered
One end of water pipe is connected with the water inlet of pressure regulation water pump, and the other end of water inlet pipe is connected with the bottom of water tank, and water tank is built-in
There is recirculated water, execution body is cuboid hollow-core construction, and lifter plate is arranged in execution in vivo and the wall with performing body is in sealing contact,
The bottom of lifter plate is connected by adjustable spring with performing the lower wall surface of body, and one end of surge pipe is connected with outlet pipe, is adjusted
The other end of pressure pipe is connected with the execution body upper chamber of lifter plate upper end, and the lower end of elevating lever and the upper wall surface of lifter plate are consolidated
Knot together, through hinged with the left end of lever after the upper wall surface for performing body, propping up for the upper end of elevating lever by lever arrangement
On support body, the right-hand member of lever and the upper end of stretch rod are hinged.
Compared with prior art, the utility model have the advantages that for：The utility model is designed reasonably, structure letter
Single, valve stroke can followed by the rotating speed started and be changed.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the structural representation of A-A sections in Fig. 1；
Fig. 3 is the profile of control volume in the utility model；
Fig. 4 is the structural representation of B-B sections in Fig. 3；
Wherein：1st, air inlet pipe, 2, blast pipe name, 3, cylinder body, 4, piston, 5, cylinder cap, 6, inlet valve, 7, exhaust valve, 8, thick stick
Bar, 9, tappet epimere, 10, regulation body, 11, rotary shaft, 12, control volume, 13, stretch rod, 14, pressure regulation water pump, 15, outlet pipe,
16th, water tank, 17, water inlet pipe, 18, surge pipe, 19, perform body, 20, adjustable spring, 21, lifter plate, 22, elevating lever, 23, thick stick
Bar, 24, supporter, 25, pillar, 26, traction wheel, 27, pull rope, 28, regulating block, 29, sliding shoe, 30, tappet hypomere, 31,
Return spring.
Embodiment
Embodiment of the present utility model is elaborated below in conjunction with the accompanying drawings, the present embodiment is with the utility model technical side
Premised on case, detailed embodiment and specific operating process are given, but the scope of protection of the utility model is not limited to down
The embodiment stated.
Embodiment
As shown in Figures 1 to 4, the utility model includes air inlet pipe 1, blast pipe 2, cylinder body 3, piston 4, cylinder cap 5, inlet valve
6th, exhaust valve 7, lever 8, tappet epimere 9, regulation body 10, rotary shaft 11, control volume 12, stretch rod 13, pressure regulation water pump 14, water outlet
Pipe 15, water tank 16, water inlet pipe 17, surge pipe 18, execution body 19, adjustable spring 20, lifter plate 21, elevating lever 22, lever 23, branch
Support body 24, pillar 25, traction wheel 26, pull rope 27, regulating block 28, sliding shoe 29, tappet hypomere 30, return spring 31, cylinder body
3rd, piston 4, cylinder cap 5 form engine body together, and inlet valve 6, exhaust valve 7 are connected with cylinder cap 5 respectively, inlet valve 6, exhaust
Door 7 is arranged on cylinder cap 5, and the upper end of the both ends of lever 8 respectively with inlet valve 6, tappet epimere 9 is connected, regulating block 28
It is arranged in regulation body 10, the right side bit strip of regulating block 28 has circular hole, and sliding shoe 29 is arranged in the circular hole of regulating block 28, sliding
The top of motion block 29 is domatic structure, and one end of pull rope 27 is connected with the right side wall of regulating block 28, pull rope 27 it is another
End is connected after bypassing traction wheel 26 with the lower end of stretch rod 13, and the left side wall of regulating block 28 passes through return spring 31 and regulation body
10 internal face is connected, the lower end of tappet epimere 9 through being in contact with the top of sliding shoe 29 after the upper wall surface of regulation body 10,
The upper end of tappet hypomere 30 with the bottom connection of sliding shoe 29 through touching after the lower wall surface of regulation body 10, the left side band of regulating block 28
There is ramp type groove, the upper end of pillar 25 is in contact with lever 8, and the lower end of pillar 25 is through arranging after the upper wall surface of regulation body 10
In the groove of regulating block 28；Control volume 12 is cuboid hollow-core construction, pressure regulation water pump 14, water tank 16, performs body 19, supporter
24 are arranged in control volume 12, and one end of rotary shaft 11 is connected by chain with engine crankshaft, rotary shaft 11 it is another
After holding through the left wall face of control volume 12 together with the coupling of shaft system of pressure regulation water pump 14, one end and the pressure regulation water pump of outlet pipe 15
14 delivery port is connected, and the other end of outlet pipe 15 is through being arranged in the top of water tank 16, outlet pipe after the upper wall surface of water tank 16
15 this end for being arranged in the top of water tank 16 carry throat structure, and one end of water inlet pipe 17 is connected with the water inlet of pressure regulation water pump 14
Connect, the other end of water inlet pipe 17 is connected with the bottom of water tank 16, and for water tank 16 built with recirculated water, it is that cuboid is empty to perform body 19
Core structure, lifter plate 21 is arranged in execution body 19 and the wall with performing body 19 is in sealing contact, and the bottom of lifter plate 21 passes through
Adjustable spring 20 is connected with performing the lower wall surface of body 19, and one end of surge pipe 18 is connected with outlet pipe 15, surge pipe 18
The other end is connected with the upper chamber of execution body 19 of the upper end of lifter plate 21, the lower end of elevating lever 22 and the upper wall surface of lifter plate 21
It is consolidated, the upper end of elevating lever 22 passes through, lever hinged with the left end of lever 23 after the upper wall surface for performing body 19
23 are arranged on supporter 24, and the upper end of the right-hand member and stretch rod 13 of lever 23 is hinged.
In the course of work of the present utility model, when the rotating speed of engine 4 increases, turn of rotary shaft 11 and pressure regulation water pump 14
Speed also increases, and outlet pipe 15 and the hydraulic pressure performed in the upper chamber of body 19 also become big, and lifter plate 21 is moved down and compressed flexible
Spring 20, lever 23 drive stretch rod 13 to move up, so that stretch rod 13 drives regulating block 28, sliding shoe 29 to move right
Dynamic, the lift of inlet valve 6 becomes big.When the rotating speed of engine 4 reduces, outlet pipe 15 and the hydraulic pressure performed in the upper chamber of body 19 become
Small, lifter plate 21 moves up in the presence of adjustable spring 20, and lever 23 drives stretch rod 13 to move down, so that regulation
Block 28, sliding shoe 29 are moved to the left in the presence of return spring 31, and the lift of inlet valve 6 diminishes.
Claims (1)
1. a kind of bent axle extension power pump housing drive mechanism, including air inlet pipe (1), blast pipe (2), cylinder body (3), piston (4), cylinder cap
(5), inlet valve (6), exhaust valve (7), cylinder body (3), piston (4), cylinder cap (5) form engine body together, inlet valve (6),
Exhaust valve (7) is connected with cylinder cap (5) respectively, and inlet valve (6), exhaust valve (7) are arranged on cylinder cap (5), and its feature exists
In, in addition to lever (8), tappet epimere (9), regulation body (10), rotary shaft (11), control volume (12), stretch rod (13), pressure regulation
Water pump (14), outlet pipe (15), water tank (16), water inlet pipe (17), surge pipe (18), execution body (19), adjustable spring (20), liter
Plate (21), elevating lever (22), lever (23), supporter (24), pillar (25), traction wheel (26), pull rope (27), regulating block drop
(28), sliding shoe (29), tappet hypomere (30), return spring (31), the both ends of lever (8) respectively with inlet valve (6), tappet
The upper end of section (9) is connected, and regulating block (28) is arranged in regulation body (10), and the right side bit strip of regulating block (28) has circular hole,
Sliding shoe (29) is arranged in the circular hole of regulating block (28), and the top of sliding shoe (29) is domatic structure, and the one of pull rope (27)
End is connected with the right side wall of regulating block (28), the other end of pull rope (27) bypass traction wheel (26) afterwards with stretch rod (13)
Lower end is connected, and the left side wall of regulating block (28) is connected by return spring (31) with the internal face of regulation body (10), tappet
The lower end of epimere (9) through regulation body (10) upper wall surface after with being in contact at the top of sliding shoe (29), tappet hypomere (30)
Through being touched with the bottom connection of sliding shoe (29) after the lower wall surface of regulation body (10), the left side of regulating block (28) carries slope for upper end
Type groove, the upper end of pillar (25) are in contact with lever (8), and the lower end of pillar (25) passes through cloth after the upper wall surface for adjusting body (10)
Put in the groove of regulating block (28)；Control volume (12) is cuboid hollow-core construction, pressure regulation water pump (14), water tank (16), is performed
Body (19), supporter (24) are arranged in control volume (12), and one end of rotary shaft (11) passes through chain and engine crankshaft phase
Connection, the other end of rotary shaft (11) is through the coupling of shaft system behind the left wall face of control volume (12) with pressure regulation water pump (14) one
Rise, one end of outlet pipe (15) is connected with the delivery port of pressure regulation water pump (14), and outlet pipe (15) other end passes through water tank (16)
Upper wall surface after be arranged in the tops of water tank (16), this end that outlet pipe (15) is arranged at the top of water tank (16) carries necking knot
Structure, one end of water inlet pipe (17) are connected with the water inlet of pressure regulation water pump (14), the other end and the water tank (16) of water inlet pipe (17)
Bottom be connected, water tank (16) is built with recirculated water, and it is cuboid hollow-core construction to perform body (19), and lifter plate (21) is arranged in
Perform in body (19) and the wall with performing body (19) is in sealing contact, the bottom of lifter plate (21) is by adjustable spring (20) with holding
The lower wall surface of row body (19) is connected, and one end of surge pipe (18) is connected with outlet pipe (15), the other end of surge pipe (18)
It is connected with execution body (19) upper chamber of lifter plate (21) upper end, the lower end of elevating lever (22) and the upper wall of lifter plate (21)
Face is consolidated, and the upper end of elevating lever (22) is hinged on one through the left end after the upper wall surface for performing body (19) with lever (23)
Rise, lever (23) is arranged on supporter (24), and the upper end of the right-hand member and stretch rod (13) of lever (23) is hinged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720970893.1U CN207048829U (en) | 2017-08-05 | 2017-08-05 | Bent axle extension power pump housing drive mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720970893.1U CN207048829U (en) | 2017-08-05 | 2017-08-05 | Bent axle extension power pump housing drive mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207048829U true CN207048829U (en) | 2018-02-27 |
Family
ID=61500040
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720970893.1U Withdrawn - After Issue CN207048829U (en) | 2017-08-05 | 2017-08-05 | Bent axle extension power pump housing drive mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207048829U (en) |
-
2017
- 2017-08-05 CN CN201720970893.1U patent/CN207048829U/en not_active Withdrawn - After Issue
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190114 Address after: Room 3052, Building B, 555 Dongchuan Road, Minhang District, Shanghai, 200241 Patentee after: SHANGHAI LUJIAO MEASUREMENT AND CONTROL TECHNOLOGY Co.,Ltd. Address before: Room H3044, 3rd floor, 41st block, 398 Heqing Road, Minhang District, Shanghai, 200240 Patentee before: SHANGHAI RUIYU INTELLECTUAL PROPERTY SERVICE CO.,LTD. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20221201 Address after: 313199 No. 1155, ChenWang Road, Taihu street, Changxing County, Huzhou City, Zhejiang Province Patentee after: Zhejiang Hexia Technology Co.,Ltd. Address before: Room 3052, Building B, 555 Dongchuan Road, Minhang District, Shanghai, 200241 Patentee before: SHANGHAI LUJIAO MEASUREMENT AND CONTROL TECHNOLOGY Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20180227 Effective date of abandoning: 20240130 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20180227 Effective date of abandoning: 20240130 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |