CN206035751U - Novel flow control plunger pump is used in gardens - Google Patents
Novel flow control plunger pump is used in gardens Download PDFInfo
- Publication number
- CN206035751U CN206035751U CN201620941059.5U CN201620941059U CN206035751U CN 206035751 U CN206035751 U CN 206035751U CN 201620941059 U CN201620941059 U CN 201620941059U CN 206035751 U CN206035751 U CN 206035751U
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- CN
- China
- Prior art keywords
- variable
- pump
- pump housing
- piston
- plunger
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a novel flow control plunger pump is used in gardens, include transmission shaft, ring flange, the pump body, pump case, return stroke dish, variable head, proportion electro -magnet, go up flange, calibrated scale, variable piston, variable casing, piston shoes, plunger, cylinder body, join in marriage food tray, export, skeleton oil blanket and end cover, pump body one end is provided with the transmission shaft through the bearing connection, be provided with the pump case through bolted connection on the pump body, the connection of the pump body other end is provided with the variable casing, the inside variable piston that is provided with of variable casing. The utility model has the advantages of reasonable design, operation convenient to use has advantages such as rated pressure height, compact structure, work efficiency height, and it has extensively been used in the various flow control's of needs occasion now, has very big using value.
Description
Technical field
This utility model is related to a kind of novel garden Flow-rate adjustment plunger displacement pump.
Background technology
Existing axial plunger pump, is produced from the 70's till now always, and the wall thickness of foundry goods is not more corrected one's mistakes, foundry goods
Heaviness, wastes raw material, with respect to falling behind relatively for present casting level；And in main body in be enclosed within pump work
During when be stuck in overcoat, cause inner body to break.Variable part drives variable to live using hand wheel rotating adjusting screw rod
Plug motion, bearing pin drive swash plate to swing with the upper and lower motion of variable piston, change between swash plate and thrust plate and power transmission shaft
Angle changes come the flow for realizing pump, and whole stroking mechanism volume is big, high cost.Thus to existing manual variable pump stroking mechanism
Redesign, and the part in main body is added and improved.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of simple structure, easy to operate novel garden flow
Pilot plunger pump.
For solving the above problems, this utility model is adopted the following technical scheme that：
A kind of novel garden Flow-rate adjustment plunger displacement pump, including power transmission shaft, ring flange, the pump housing, pump case, return plate, variable
Head, proportion electro-magnet, upper flange, graduated disc, variable piston, variable shell, piston shoes, plunger, cylinder body, oil distribution casing, outlet, skeleton
Oil sealing and end cap, described pump housing one end are connected with power transmission shaft by bearing, be bolted and be provided with the pump housing
Pump case, the pump housing other end are connected with variable shell, and the variable shell is internally provided with variable piston, the variable
Push rod is connected with above piston, and the variable piston is connected with proportion electro-magnet by push rod Jing upper flanges, the variable
Housing bottom is provided with end cap, is connected with variable head, is provided with back on the variable head on the variable piston medial surface
Journey disk, is connected with worm screw by spring assembly on the return plate, and the worm screw is connected with power transmission shaft, the pump housing inner bottom
Portion is provided with outlet, and the pump body is provided with cylinder body, and the cylinder interior is provided with plunger, connect setting on the plunger
There are piston shoes, the plunger is connected with return plate by piston shoes.
Preferably, the power transmission shaft is provided with outside framework oil seal with pump housing connecting place.
Preferably, the pump housing inner bottom part is provided with oil distribution casing in the lower section of outlet.
Preferably, being connected with closure by ring flange on one end for connecting with power transmission shaft of the pump housing.
This utility model reasonable in design, it is easy for operation, with rated pressure height, compact conformation, work efficiency
High advantage, which has extensively been used in the various occasions for needing Flow-rate adjustment now, with very big using value.
Description of the drawings
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, below will be to embodiment
Or accompanying drawing to be used is briefly described needed for description of the prior art, it should be apparent that, drawings in the following description are only
It is some embodiments of the present utility model, for those of ordinary skill in the art, in the premise for not paying creative work
Under, can be with according to these other accompanying drawings of accompanying drawings acquisition.
Fig. 1 is structural representation of the present utility model.
Specific embodiment
Below in conjunction with the accompanying drawings preferred embodiment of the present utility model is described in detail, so that advantage of the present utility model
Can be easier to be readily appreciated by one skilled in the art with feature, it is apparent clear and definite so as to make to protection domain of the present utility model
Define.
Refering to shown in Fig. 1, a kind of novel garden Flow-rate adjustment plunger displacement pump, including power transmission shaft 1, ring flange 2, the pump housing 3, pump
Shell 4, return plate 5, variable head 6, proportion electro-magnet 7, upper flange 8, graduated disc 9, variable piston 10, variable shell 11, piston shoes 12,
Plunger 13, cylinder body 14, oil distribution casing 15, outlet 16, outside framework oil seal 17 and end cap 18,3 one end of the pump housing are set by bearing connection
Power transmission shaft 1 is equipped with, is bolted on the pump housing 3 and is provided with pump case 4,3 other end of the pump housing is connected with variable
Housing 11, the variable shell 11 are internally provided with variable piston 10, are connected with push rod, institute above the variable piston 10
State variable piston 10 to be connected with proportion electro-magnet 7 by push rod Jing upper flanges 8,11 bottom of the variable shell is provided with end cap
18, variable head 6 is connected with 10 medial surface of variable piston, is provided with return plate 5 on the variable head 6, described time
Worm screw is connected with by spring assembly on journey disk 5, the worm screw is connected with power transmission shaft 1,3 inner bottom part of the pump housing is provided with
Outlet 16, the pump housing 3 is internally provided with cylinder body 14, and the cylinder body 14 is internally provided with plunger 13, connects on the plunger 13
Piston shoes 12 are provided with, the plunger 13 is connected with return plate 5 by piston shoes 12, is provided with observation window, the pump on the pump housing 3
3 bottom of body is provided with building base.
It should be noted that the power transmission shaft 1 is provided with outside framework oil seal 17 with 3 connecting place of the pump housing.
It should be noted that 3 inner bottom part of the pump housing is provided with oil distribution casing 15 in the lower section of outlet 16.
It should be noted that being connected with sealing by ring flange 2 on the one end that connects with power transmission shaft 1 of the pump housing 3
Lid.
This utility model ring flange, the pump housing, pump case, return plate, swash plate, end cap, outside framework oil seal, import export, oil distribution casing,
The elements such as plunger, piston shoes constitute plunger displacement pump, and wherein plunger and plunger bushing is a pair of precision pairs, can not be mutual Jing after pairing grinding
Change, it is desirable to the wearability for having high precision and fineness to become reconciled, its radial clearance is 0.002～0.003mm plunger head cylinders
Skewed slot is cut with face, and is communicated with top by radial hole, axial hole, its objective is to change fuel delivery per cycle；Make on plunger bushing
Have into, spill port, communicate with internal low pressure oil chamber on pump, after plunger bushing loads pump upper body, position using Positioning screw.
The position of plunger head skewed slot is different, and the method for changing fuel delivery is also different.Delivery valve and delivery valve seat are also one
To precision pair, can not exchange after pairing grinding, its fit clearance is 0.01mm.Delivery valve is a check valve, in spring pressure
Under power effect, valve upper cone face is tightly coordinated with valve seat, and its effect is when stopping supplying, by high-pressure oil pipe and its upper end cavity
Isolation, prevents the oil in high-pressure oil pipe from blowing back in injection pump.
The bottom of delivery valve is in cross section, can be oriented to, and can pass through diesel oil.Have under the conical surface of delivery valve one it is little
The face of cylinder, referred to as pressure-reducing ring band, its effect is, when fuel feeding is ended, the oil pressure in high-pressure oil pipe is declined rapidly, it is to avoid spray orifice
Place produces oil dripping phenomenon.Top volume is then made to increase when annulus is fallen in valve seat quickly, pressure reduces rapidly, and stop-spraying is rapid.
The standardized element that this utility model is used can commercially, shaped piece according to description and accompanying drawing
Record can carry out customized, the concrete connected mode of each part is using bolt ripe in prior art, rivet, weldering
The conventional meanses such as connect, machinery, part and equipment using in prior art, conventional model, add circuit be connected by it is existing
In technology, conventional connected mode, will not be described in detail herein.
Ultimate principle of the present utility model and principal character and advantage of the present utility model has been shown and described above.One's own profession
The technical staff of industry it should be appreciated that this utility model is not restricted to the described embodiments, described in above-described embodiment and description
Simply illustrate principle of the present utility model, on the premise of without departing from this utility model spirit and scope, this utility model is also
Various changes and modifications are had, these changes and improvements are both fallen within the range of claimed this utility model.This utility model
Claimed scope is by appending claims and its equivalent thereof.
Claims (4)
1. a kind of novel garden Flow-rate adjustment plunger displacement pump, it is characterised in that：Including power transmission shaft（1）, ring flange（2）, the pump housing
（3）, pump case（4）, return plate（5）, variable head（6）, proportion electro-magnet（7）, upper flange（8）, graduated disc（9）, variable piston
（10）, variable shell（11）, piston shoes（12）, plunger（13）, cylinder body（14）, oil distribution casing（15）, outlet（16）, outside framework oil seal（17）
And end cap（18）, the pump housing（3）One end is connected with power transmission shaft by bearing（1）, the pump housing（3）It is upper to be connected by bolt
Connect and be provided with pump case（4）, the pump housing（3）The other end is connected with variable shell（11）, the variable shell（11）It is internal
It is provided with variable piston（10）, the variable piston（10）Top is connected with push rod, the variable piston（10）By top
Bar Jing upper flanges（8）With proportion electro-magnet（7）It is connected, the variable shell（11）Bottom is provided with end cap（18）, the variable
Piston（10）Variable head is connected with medial surface（6）, the variable head（6）On be provided with return plate（5）, the return plate
（5）On worm screw, the worm screw and power transmission shaft are connected with by spring assembly（1）It is connected, the pump housing（3）Inner bottom part is arranged
There is outlet（16）, the pump housing（3）It is internally provided with cylinder body（14）, the cylinder body（14）It is internally provided with plunger（13）, it is described
Plunger（13）On be connected with piston shoes（12）, the plunger（13）By piston shoes（12）With return plate（5）It is connected.
2. a kind of novel garden Flow-rate adjustment plunger displacement pump according to claim 1, it is characterised in that：The power transmission shaft
（1）With the pump housing（3）Connecting place is provided with outside framework oil seal（17）.
3. a kind of novel garden Flow-rate adjustment plunger displacement pump according to claim 1, it is characterised in that：The pump housing（3）
Inner bottom part is in outlet（16）Lower section be provided with oil distribution casing（15）.
4. a kind of novel garden Flow-rate adjustment plunger displacement pump according to claim 1, it is characterised in that：The pump housing（3）
With power transmission shaft（1）Pass through ring flange on the one end for connecting（2）It is connected with closure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620941059.5U CN206035751U (en) | 2016-08-26 | 2016-08-26 | Novel flow control plunger pump is used in gardens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620941059.5U CN206035751U (en) | 2016-08-26 | 2016-08-26 | Novel flow control plunger pump is used in gardens |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206035751U true CN206035751U (en) | 2017-03-22 |
Family
ID=58305281
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620941059.5U Expired - Fee Related CN206035751U (en) | 2016-08-26 | 2016-08-26 | Novel flow control plunger pump is used in gardens |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206035751U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106884787A (en) * | 2017-03-31 | 2017-06-23 | 山东立辉重工有限公司 | Piston of nuclear submarine rudder arrangement servo variable pump and preparation method thereof |
| CN114310152A (en) * | 2021-10-13 | 2022-04-12 | 宁波正元铜合金有限公司 | Processing technology and device for planar oil distribution disc of plunger pump |
-
2016
- 2016-08-26 CN CN201620941059.5U patent/CN206035751U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106884787A (en) * | 2017-03-31 | 2017-06-23 | 山东立辉重工有限公司 | Piston of nuclear submarine rudder arrangement servo variable pump and preparation method thereof |
| CN114310152A (en) * | 2021-10-13 | 2022-04-12 | 宁波正元铜合金有限公司 | Processing technology and device for planar oil distribution disc of plunger pump |
| CN114310152B (en) * | 2021-10-13 | 2023-12-05 | 宁波正元铜合金有限公司 | Processing technology and device for plane oil distribution disc of plunger pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170322 Termination date: 20170826 |