CN108105046B - A kind of more discharge reciprocating pumps of size double-crankshaft - Google Patents
A kind of more discharge reciprocating pumps of size double-crankshaft Download PDFInfo
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- CN108105046B CN108105046B CN201711350435.9A CN201711350435A CN108105046B CN 108105046 B CN108105046 B CN 108105046B CN 201711350435 A CN201711350435 A CN 201711350435A CN 108105046 B CN108105046 B CN 108105046B
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- piston
- connecting rod
- crankshaft
- component
- clutch
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B1/00—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B15/00—Pumps adapted to handle specific fluids, e.g. by selection of specific materials for pumps or pump parts
- F04B15/02—Pumps adapted to handle specific fluids, e.g. by selection of specific materials for pumps or pump parts the fluids being viscous or non-homogeneous
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
- F04B53/14—Pistons, piston-rods or piston-rod connections
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
- F04B53/14—Pistons, piston-rods or piston-rod connections
- F04B53/144—Adaptation of piston-rods
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
- F04B53/16—Casings; Cylinders; Cylinder liners or heads; Fluid connections
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B9/00—Piston machines or pumps characterised by the driving or driven means to or from their working members
- F04B9/02—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being mechanical
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Transmission Devices (AREA)
- Reciprocating Pumps (AREA)
Abstract
The invention discloses a kind of more discharge reciprocating pumps of size double-crankshaft of reciprocal pump technical field, including shell, pump head component, first piston component, second piston component, first crankshaft, second crankshaft, first connecting rod component, second connecting rod component, first arrangement of clutch, second arrangement of clutch, input shaft, the present invention is by being arranged the first crankshaft and the second crankshaft of different sizes, flow when second piston component operation is set to be less than first piston component, the first crankshaft and the second crankshaft is set individually or simultaneously to work by the first arrangement of clutch and the second arrangement of clutch, first piston component and second piston component is set individually or simultaneously to work respectively by first connecting rod group and second connecting rod component again, so that the revolving speed of pump is constant, and flow can be divided into it is small, in, big Three models, both the demand to reciprocating pump changes in flow rate had been solved, meet again Revolving speed is constant and then reduces sealing ring and casing wall sliding speed variation range, improves its service life.
Description
Technical field
The present invention relates to reciprocal pump technical field, specially a kind of more discharge reciprocating pumps of size double-crankshaft.
Background technique
Reciprocating pump is mainly used for oil field, coal-bed flooding, oiling, oil recovery, hydro-blasting, and chemical fertilizer factory conveys ammoniacal liquor etc., if mistake
When stream unit is stainless steel, corrosive liquids can transport；High temperature tar, mine can also be conveyed according further to the difference of structure material
Mud, high concentration mortar, high viscosity liquid etc..When reciprocal pump work, usually crank is driven to connect by reduction gearing mechanism by motor
Bar drives reciprocating motion of the pistons, generates hydraulic pressure and water flow, generally utilizes variable speed electric motors, particularly to adjust pump in the occasion for needing to convert flow
Revolving speed, can achieve adjust flow purpose.Sealing ring on reciprocating piston pump bar cannot be too high with casing wall sliding speed, with
Exempt from serious wear, so the movement speed of reciprocating piston pump bar cannot change too greatly.In the big occasion of changes in flow rate, using speed change
Motor adjusts the revolving speed of pump, and the rotation speed change range of pump can be made very big, substantially reduce the service life of sealing ring, serious to restrict
The normal use of reciprocating pump.Patent announcement number is that the utility model patent of CN200978785 discloses a kind of changeable single cylinder
The Flow Proportional Distribution Multi Cylinderpump of effective discharge, by the crank throw for being equipped with several different eccentricities on same root crankshaft
Delivery flow is adjusted with the method for changing diameter of plunger, still, which is difficult to operate in practice, and it is extremely inconvenient, meanwhile, it should
Invention can reduce the intensity of critical component crankshaft and plunger using the method for the eccentricity and diameter of plunger that change crankshaft, reduce past
The service life pumped again.
Based on this, the present invention devises a kind of more discharge reciprocating pumps of size double-crankshaft, to solve the above problems.
Summary of the invention
The purpose of the present invention is to provide a kind of more discharge reciprocating pumps of size double-crankshaft, to solve to mention in above-mentioned background technique
Out the problem of.
To achieve the above object, the invention provides the following technical scheme: a kind of more discharge reciprocating pumps of size double-crankshaft, including
Shell, pump head component, first piston component, second piston component, the first crankshaft, the second crankshaft, first connecting rod component, second connect
Bar assembly, the first arrangement of clutch, the second arrangement of clutch, input shaft；
First crankshaft and the second crankshaft are arranged in parallel, and one end of first crankshaft and the second crankshaft turns with shell
Dynamic connection, the other end are correspondingly connected with the first arrangement of clutch and the second arrangement of clutch respectively, first crankshaft and the second crankshaft
It is correspondingly connected with respectively by crank throw and first connecting rod component and second connecting rod component, and the crank throw radius of the first crankshaft is greater than second
The crank throw radius of crankshaft；
First arrangement of clutch includes the first gear wheel, the first drive plate, first gear and the first shift fork, the first gear
The side of wheel is along the circumferential direction evenly arranged with several mounting grooves, and the first steel ball and the first spring, institute are equipped in mounting groove
The side for stating the first drive plate is correspondingly provided with mounting blocks, and the mounting blocks are installed in mounting groove, and company corresponding with the first steel ball
It connects, the other side of first drive plate is equipped with drive block, is correspondingly provided with driving groove in the first gear, and pass through driving groove
It being correspondingly connected with drive block and the first drive plate, on the shell, lower end is correspondingly connected with the first gear wheel for the first shift fork installation,
First shift fork is additionally provided with unblock button and self-lock pin；
Second arrangement of clutch includes the second gear wheel, the second drive plate, second gear and the second shift fork, the second gear
The side of wheel is along the circumferential direction evenly arranged with several mounting grooves, and the second steel ball and second spring, institute are equipped in mounting groove
The side for stating the second drive plate is correspondingly provided with mounting blocks, and the mounting blocks are installed in mounting groove, and company corresponding with the second steel ball
It connects, the other side of second drive plate is equipped with drive block, is correspondingly provided with driving groove in the second gear, and pass through driving groove
It being correspondingly connected with drive block and the second drive plate, on the shell, lower end is correspondingly connected with the second gear wheel for the second shift fork installation,
Unblock button and self-lock pin are additionally provided on second shift fork；
The input shaft is installed in shell and is rotatablely connected with shell, and one end is through and out shell, the input
Axis is equipped with input gear, and input gear is engaged with first gear and second gear；
The pump head component includes the pump housing, and the two sides of the pump housing are equipped with valve seat, and the both ends of the valve seat are equipped with baffle,
And valve spring is installed between baffle and valve seat；The pump housing is equipped with piston cylinder, is equipped with cylinder sleeve, the pump housing in piston cylinder
The position of upper corresponding piston cylinder is equipped with cylinder cap, and cylinder cap pressing plate is equipped on the cylinder cap；
The first piston component includes first piston and First piston bar, and one end of the First piston bar is connected with
One crosshead, the other end are fixedly connected with first piston, and the first piston is installed in the cylinder sleeve of pump head component, and along cylinder sleeve
Inner wall it is mobile, first crosshead is equipped with the hole of the first pin shaft of installation, and passes through the first pin shaft and first connecting rod component
Connection；
The second piston component includes second piston and second piston bar, and one end of the second piston bar is connected with
Two crossheads, the other end are fixedly connected with second piston, and the second piston is installed in the cylinder sleeve of pump head component, and along cylinder sleeve
Inner wall it is mobile, second crosshead is equipped with the hole of the second cross pin shaft of installation, and passes through the second cross pin shaft and second
Link assembly connection；
The first connecting rod component includes first connecting rod body, and the major part of the first connecting rod body is fixedly connected with first connecting rod
Big skull, the big skull of first connecting rod are equipped with the first bearing shell, and the first connecting rod body passes through the big skull of first connecting rod and first axle
It watt is mounted on the crank throw of the first crankshaft, the microcephaly of the first connecting rod body is circular ring structure, is equipped with first in the hole of annulus
First crosshead of bushing, the first piston component is mounted in the microcephaly of first connecting rod body by the first pin shaft, and with
The rotation connection of one gonnecting rod body；
The second connecting rod component includes second connecting rod body, and the major part of the second connecting rod body is fixedly connected with second connecting rod
Big skull, the big skull of second connecting rod are equipped with the second bearing shell, and the second connecting rod body passes through the big skull of second connecting rod and the second axis
It watt is mounted on the crank throw of the second crankshaft, the microcephaly of the second connecting rod body is circular ring structure, is equipped with second in the hole of annulus
Second crosshead of bushing, the second piston component is mounted in the microcephaly of second connecting rod body by the second pin shaft, and with
The rotation connection of two gonnecting rod bodies.
Preferably, one end of the First piston bar is sequentially installed with first piston seat, first piston, the first adjustment pad
Piece, first piston rise block, the first adjustment swivel nut and the first fastening nut, and the first piston is mounted on first piston seat, lead to
It crosses the first adjustment gasket and the first piston block that rises to connect, and passes through the fixed position of the first fastening nut.
Preferably, one end of the second piston bar is sequentially installed with second piston seat, second piston, second adjustment pad
Piece, second piston rise block, second adjustment swivel nut and the second fastening nut, and the second piston is mounted on second piston seat, lead to
It crosses second adjustment gasket and the second piston block that rises to connect, and passes through the fixed position of the second fastening nut.
Preferably, one end that first crankshaft is connect with the first arrangement of clutch is equipped with spline, and passes through spline and first
The first gear wheel in arrangement of clutch is correspondingly connected with.
Preferably, one end that second crankshaft is connect with the second arrangement of clutch is equipped with spline, and passes through spline and second
The second gear wheel in arrangement of clutch is correspondingly connected with.
Preferably, the pump housing is equipped with connection screw bolt and nut, the cylinder cap and cylinder cap pressing plate by connection bolt and
Nut is fixedly connected with the pump housing.
Preferably, the first connecting rod major part covers the hole for being equipped with the first bolt and the first nut, and passes through the first spiral shell
Bolt and the first nut are fixedly connected with the major part of first connecting rod body.
Preferably, the second connecting rod major part covers the hole for being equipped with the second bolt and the second nut, and passes through the second spiral shell
Bolt and the second nut are fixedly connected with the major part of second connecting rod body.
Compared with prior art, the beneficial effects of the present invention are: the present invention by be arranged the first crankshaft of different sizes and
Second crankshaft, flow when making second piston component operation are less than first piston component, by the first arrangement of clutch and second from
Attaching together to set makes the first crankshaft and the second crankshaft individually or simultaneously work, then is made respectively by first connecting rod group and second connecting rod component
First piston component and second piston component individually or simultaneously work so that pump revolving speed it is constant, and flow can be divided into it is small,
In, big Three models, flow adjustment range is big, not only solved the demand to reciprocating pump changes in flow rate, but also meet revolving speed it is constant into
And reduce sealing ring and casing wall sliding speed variation range, improve its service life.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, will be described below to embodiment required
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for ability
For the those of ordinary skill of domain, without creative efforts, it can also be obtained according to these attached drawings other attached
Figure.
Fig. 1 is schematic structural view of the invention (shell is not drawn into)；
Fig. 2 is the top view of internal structure of the present invention；
Fig. 3 is the side view of internal structure of the present invention；
Fig. 4 is external structure schematic diagram of the present invention；
Fig. 5 is the cooperation schematic diagram of first gear of the present invention and second gear；
Fig. 6 is the perspective view of the explosion of the second arrangement of clutch of the invention；
Fig. 7 is the perspective view of the explosion of the first arrangement of clutch of the invention；
Fig. 8 is the configuration schematic diagram of pump head component of the present invention；
Fig. 9 is the perspective view of the explosion of first connecting rod component of the present invention；
Figure 10 is the perspective view of the explosion of second connecting rod component of the present invention；
Figure 11 is the perspective view of the explosion of second piston component of the present invention；
Figure 12 is the perspective view of the explosion of first piston component of the present invention.
In attached drawing, parts list represented by the reference numerals are as follows:
1- shell, 201- nut, 202- cylinder cap pressing plate, 203- cylinder cap, 204- connection bolt, the 205- pump housing, 206- gear
Plate, 207- valve spring, 208- valve seat, 209- cylinder sleeve, 3- first piston component, the first pin shaft of 301-, the first crosshead of 302-,
303- First piston bar, 304- first piston seat, 305- first piston, 306- the first adjustment gasket, 307- first piston rise
Block, 308- the first adjustment swivel nut, the first fastening nut of 309-, 4- second piston component, the second pin shaft of 401-, the second cross of 402-
Head, 403- second piston bar, 404- second piston seat, 405- second piston, 406- second adjustment gasket, 407- second piston rise
Block, 408- second adjustment swivel nut, the second fastening nut of 409-, 5- first connecting rod component, the first bushing of 501-, 502- first connect
The body of rod, the first nut of 503-, the first bearing shell of 504-, the big skull of 505- first connecting rod, the first bolt of 506-, 6- second connecting rod group
Part, the second bushing of 601-, 602- second connecting rod body, the second nut of 603-, the second bearing shell of 604-, the big skull of 605- second connecting rod,
The second bolt of 606-, the second shift fork of 701-, the second gear wheel of 702-, the second steel ball of 703-, 704- second spring, 705- second are passed
Moving plate, 706- second gear, the first shift fork of 801-, the first gear wheel of 802-, the first steel ball of 803-, the first spring of 804-, 805-
First drive plate, 806- first gear, 9- input shaft, the first crankshaft of 10-, the second crankshaft of 11-.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments, is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts all other
Embodiment shall fall within the protection scope of the present invention.
Attached drawing 1-12 is please referred to, the present invention provides a kind of technical solution: a kind of more discharge reciprocating pumps of size double-crankshaft, including
Shell 1, pump head component, first piston component 3, second piston component 4, the first crankshaft 10, the second crankshaft 11, first connecting rod group
Part 5, second connecting rod component 6, the second arrangement of clutch, the first arrangement of clutch, input shaft 9.
First crankshaft 10 and the second crankshaft 11 are arranged in parallel, and one end of first crankshaft 10 and the second crankshaft 11 is equal
It is rotatablely connected with shell 1, the other end is equipped with spline, and corresponding with the first arrangement of clutch and the second arrangement of clutch by spline respectively
Connection, first crankshaft 10 and the second crankshaft 11 are right by crank throw and first connecting rod component 5 and second connecting rod component 6 respectively
It should connect, and the crank throw radius of the first crankshaft 10 is greater than the crank throw radius of the second crankshaft 11；The first connecting rod component 5 is mounted on
On first crankshaft 10, the first crankshaft 10 will pass to first connecting rod group 5 from the rotary motion of the first arrangement of clutch 8, make
One link assembly 5 does plane motion；The second connecting rod component 6 is mounted on the second crankshaft 11, and the second crankshaft 11 will be from
The rotary motion of second arrangement of clutch passes to second connecting rod component 6, and second connecting rod component 6 is made to do plane motion；
First arrangement of clutch includes the first gear wheel 802, the first drive plate 805, first gear 806 and the first shift fork
801, the side of first gear wheel 802 is along the circumferential direction evenly arranged with several mounting grooves, is equipped with first in mounting groove
Steel ball 803 and the first spring 804, effect is the energy buffered from the first drive plate 805, first drive plate 805
Side be correspondingly provided with mounting blocks, the mounting blocks are installed in mounting groove, and are correspondingly connected with the first steel ball 803, are acted on and are
Energy transmission in first gear 806 to the first gear wheel 802 and is ultimately transferred to the first crankshaft 10, first drive plate
805 other side is equipped with drive block, is correspondingly provided with driving groove in the first gear 806, and by driving groove and drive block with
First drive plate 805 is correspondingly connected with, and first shift fork 801 is mounted on shell 1, and lower end is correspondingly connected with the first gear wheel 802,
It is additionally provided with unblock button and self-lock pin on first shift fork 801, when not operated to the first shift fork 801, the first transmission
Disk 805 separates on one side with the first gear 806 that is mounted on shell 1, power is not transmitted, if grasping to the first shift fork 801
Make, that is, stirs the first shift fork 801 and cause it to move to self-locking position and fix its movement, made by the active force of the first shift fork 801
Drive block on first drive plate 805 enters in the driving groove in first gear 806, to will be moved by the first arrangement of clutch
It is transferred on the first crankshaft 10, first shift fork 801 will be operated when not needing the work of the first crankshaft 10, that is, press the
Unblock button on one shift fork 801, self-lock pin move to inside the first shift fork 801, self-locking releasing, the first drive plate 805 and peace
The one side of first gear 806 on shell 1 separates, and disconnects power transmitting.
Second arrangement of clutch includes the second gear wheel 702, the second drive plate 705, second gear 706 and the second shift fork
701, the side of second gear wheel 702 is along the circumferential direction evenly arranged with several mounting grooves, is equipped with second in mounting groove
Steel ball 703 and second spring 704, effect is the energy buffered from the second drive plate 705, second drive plate 705
Side be correspondingly provided with mounting blocks, the mounting blocks are installed in mounting groove, and are correspondingly connected with the second steel ball 703, are acted on and are
Energy transmission in second gear 706 to the second gear wheel 702 and is ultimately transferred to the second crankshaft 11, second drive plate
705 other side is equipped with drive block, is correspondingly provided with driving groove in the second gear 706, and by driving groove and drive block with
Second drive plate 705 is correspondingly connected with, and second shift fork 701 is mounted on shell 1, and lower end is correspondingly connected with the second gear wheel 702,
It is additionally provided with unblock button and self-lock pin on second shift fork 701, when not operated to the second shift fork 701, the second transmission
Disk 705 separates on one side with the second gear 706 that is mounted on shell 1, power is not transmitted, if grasping to the second shift fork 701
Make, that is, stirs the second shift fork 701 and cause it to move to self-locking position and fix its movement, made by the active force of the second shift fork 701
Drive block on second drive plate 705 enters in the driving groove in second gear 706, to will be moved by the second arrangement of clutch
It is transferred on the second crankshaft 10, second shift fork 701 will be operated when not needing the work of the second crankshaft 11, that is, press the
Unblock button on two shift forks 701, self-lock pin move to inside the second shift fork 701, self-locking releasing, the second drive plate 705 and peace
The one side of second gear 706 on shell 1 separates, and disconnects power transmitting.
The input shaft 9 is installed in shell 1 and is rotatablely connected with shell 1, and one end is through and out shell 1, described
Input shaft 9 is equipped with input gear, and input gear is engaged with first gear 806 and second gear 706.
The pump head component includes the pump housing 205 and cylinder sleeve 209, and the two sides of the pump housing 205 are equipped with valve seat 208, described
The both ends of valve seat 208 are equipped with baffle 206, and valve spring 207 is equipped between baffle 206 and valve seat 208；On the pump housing 205
Equipped with piston cylinder, cylinder sleeve 209 being installed in piston cylinder, the position that piston cylinder is corresponded on the pump housing 205 is equipped with cylinder cap 203,
Cylinder cap pressing plate 202 is equipped on the cylinder cap 203, the pump housing 205 is equipped with connection bolt 204 and nut 201, the cylinder cap
203 and cylinder cap pressing plate 202 by connection bolt 204 and nut 201 be fixedly connected with the pump housing 205, the pump head component is reciprocal
The main working parts of pump change piston by the first piston component 3 and second piston component 4 that are mounted in its cylinder sleeve 209
The volume of cylinder, to realize the effect for being pumped into and pumping out.
The first piston component 3 include the first pin shaft 301, First piston bar 303 and first piston 305, described first
One end of piston rod 303 is connected with the first crosshead 302, the other end be sequentially installed with first piston seat 304, first piston 305,
The first adjustment gasket 306, first piston rise block 307, the first adjustment swivel nut 308 and the first fastening nut 309, the first piston
305 are installed in the cylinder sleeve 209 of pump head component, and move along the inner wall of cylinder sleeve 209, are equipped in first crosshead 302
The hole of first pin shaft 301, and connect by the first pin shaft 301 with first connecting rod component 5；First piston component 3 will be from
The movement of one link assembly 5 is converted to the reciprocating motion of itself, and then changes the volume of pump head component inner piston cylinder, to make to pump
Head assembly work.
The second piston component 4 include the second pin shaft 401, second piston bar 403 and second piston 405, described second
One end of piston rod 403 is connected with the second crosshead 402, the other end be sequentially installed with second piston seat 404, second piston 405,
Second adjustment gasket 406, second piston rise block 407, second adjustment swivel nut 408 and the second fastening nut 409, the second piston
405 are installed in the cylinder sleeve 209 of pump head component, and move along the inner wall of cylinder sleeve 209, and second crosshead 402 is equipped with peace
The hole of the second pin shaft 401 is filled, and is connect by the second pin shaft 401 with second connecting rod component 6；Second piston component 4 will be from
The movement of second connecting rod component 6 is converted to the reciprocating motion of itself, and then changes the volume of pump head component inner piston cylinder, to make
Pump head component work.
The first connecting rod component 5 includes first connecting rod body 502, and the major part of the first connecting rod body 502 is connected with first
Connecting rod cap 505, is equipped with the hole of the first bolt 506 and the first nut 503 on the big skull 505 of first connecting rod, and passes through the
One bolt 506 and the first nut 503 are fixedly connected with the major part of first connecting rod body 502, and the big skull 505 of first connecting rod is equipped with
First bearing shell 504, the first connecting rod body 502 are mounted on the first song by the big skull 505 of first connecting rod and the first bearing shell 504
On the crank throw of axis 10, the microcephaly of the first connecting rod body 502 is circular ring structure, is equipped with the first bushing 501, institute in the hole of annulus
The first crosshead 302 for stating first piston component 3 is mounted in the microcephaly of first connecting rod body 502 by the first pin shaft 301, and with
First connecting rod body 502 is rotatablely connected, and the first connecting rod component 5 transmits the movement on the first crankshaft 10 by itself
To first piston component 3, move first piston component 3 in the cylinder sleeve 209 of pump head component.
The second connecting rod component 6 includes second connecting rod body 602, and the major part of the second connecting rod body 602 is connected with second
Connecting rod cap 605, is equipped with the hole of the second bolt 606 and the second nut 603 on the big skull 605 of second connecting rod, and passes through the
Two bolts 606 and the second nut 603 are fixedly connected with the major part of second connecting rod body 602, and the big skull 605 of second connecting rod is equipped with
Second bearing shell 604, the second connecting rod body 602 are mounted on the second crankshaft by the big skull 605 of second connecting rod and the second bearing shell 604
On 11 crank throw, the microcephaly of the second connecting rod body 602 is circular ring structure, is equipped with the second bushing 601 in the hole of annulus, described
Second crosshead 402 of second piston component 4 is mounted in the microcephaly of second connecting rod body 602 by the second pin shaft 401, and with the
The rotation connection of two gonnecting rod bodies 602, the second connecting rod component 5 pass to the movement on the second crankshaft 11 by itself
Second piston component 4 moves second piston component 4 in the cylinder sleeve 209 of pump head component.
The operation principle of the present invention is that: the power that external power supply provides acts directly on input shaft 9, makes input shaft 9
On input gear rotation, the rotation of input shaft 9 will drive the engaged in the first arrangement of clutch and the second arrangement of clutch
One gear and second gear rotation, the first arrangement of clutch and the second arrangement of clutch connect with the first crankshaft 10 and the second crankshaft 11 respectively
It is connected together, so that the first crankshaft 10 and the second crankshaft 11 rotate, the rotation fortune of the first crankshaft 10 and the second crankshaft 11
It is dynamic that first connecting rod component 5 and second connecting rod component 6 is driven to do plane motion respectively, and first connecting rod component 5 and second connecting rod group
The movement of part 6 drives first piston component 3 and second piston component 4 to move reciprocatingly respectively again；Due to first piston component 3
It is moved in the cylinder sleeve 209 in pump head component with second piston component 4, thus change the volume of piston cylinder, and then play and be pumped into,
The effect pumped out；When the first crankshaft 10 and the second crankshaft 11 work at the same time, the output flow of pump is maximum, when stirring first group
Fork 801 separates the drive block on the first drive plate 805 of the first arrangement of clutch 8 with the driving groove in first gear 806, so that
First crankshaft 10 does not work and the second crankshaft 11 works, and realizes the smallest flow output, similarly, is stirring the second shift fork 701,
So that the second crankshaft 11 does not work and the work of the first crankshaft 10, the output flow of pump is median.
In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means
Particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one implementation of the invention
In example or example.In the present specification, schematic expression of the above terms may not refer to the same embodiment or example.
Moreover, particular features, structures, materials, or characteristics described can be in any one or more of the embodiments or examples to close
Suitable mode combines.
Present invention disclosed above preferred embodiment only illustrates the present invention with help.Preferred embodiment is chatted there is no detailed
All details are stated, are not limited the invention to the specific embodiments described.It obviously, can according to the content of this specification
It makes many modifications and variations.These embodiments are chosen and specifically described to this specification, is in order to better explain the present invention
Principle and practical application, so that skilled artisan be enable to better understand and utilize the present invention.The present invention only by
The limitation of claims and its full scope and equivalent.
Claims (8)
1. a kind of more discharge reciprocating pumps of size double-crankshaft, it is characterised in that: including shell (1), pump head component, first piston component
(3), second piston component (4), the first crankshaft (10), the second crankshaft (11), first connecting rod component (5), second connecting rod component
(6), the second arrangement of clutch, the first arrangement of clutch, input shaft (9)；
First crankshaft (10) and the second crankshaft (11) are arranged in parallel, and the one of first crankshaft (10) and the second crankshaft (11)
End is rotatablely connected with shell (1), and the other end is correspondingly connected with the first arrangement of clutch and the second arrangement of clutch respectively, and described first
Crankshaft (10) and the second crankshaft (11) are correspondingly connected with by crank throw with first connecting rod component (5) and second connecting rod component (6) respectively,
And first crankshaft (10) crank throw radius be greater than the second crankshaft (11) crank throw radius；
First arrangement of clutch includes the first gear wheel (802), the first drive plate (805), first gear (806) and the first shift fork
(801), the side of first gear wheel (802) is along the circumferential direction evenly arranged with several mounting grooves, is equipped in mounting groove
The side of first steel ball (803) and the first spring (804), first drive plate (805) is correspondingly provided with mounting blocks, the installation
Block is installed in mounting groove, and is correspondingly connected with the first steel ball (803), and the other side of first drive plate (805), which is equipped with, to be passed
Motion block is correspondingly provided with driving groove on the first gear (806), and passes through driving groove and drive block and the first drive plate (805)
It being correspondingly connected with, first shift fork (801) is mounted on shell (1), and lower end is correspondingly connected with the first gear wheel (802), and described
One shift fork is additionally provided with unblock button and self-lock pin on (801)；
Second arrangement of clutch includes the second gear wheel (702), the second drive plate (705), second gear (706) and the second shift fork
(701), the side of second gear wheel (702) is along the circumferential direction evenly arranged with several mounting grooves, is equipped in mounting groove
The side of second steel ball (703) and second spring (704), second drive plate (705) is correspondingly provided with mounting blocks, the installation
Block is installed in mounting groove, and is correspondingly connected with the second steel ball (703), and the other side of second drive plate (705), which is equipped with, to be passed
Motion block is correspondingly provided with driving groove on the second gear (706), and passes through driving groove and drive block and the second drive plate (705)
It being correspondingly connected with, second shift fork (701) is mounted on shell (1), and lower end is correspondingly connected with the second gear wheel (702), and described
Two shift forks are additionally provided with unblock button and self-lock pin on (701)；
The input shaft (9) is installed in shell (1) and is rotatablely connected with shell (1), and one end is through and out shell (1),
The input shaft (9) is equipped with input gear, and input gear is engaged with first gear (806) and second gear (706)；
The pump head component includes the pump housing (205) and cylinder sleeve (209), and the two sides of the pump housing (205) are equipped with valve seat (208),
The both ends of the valve seat (208) are equipped with baffle (206), and valve spring (207) are equipped between baffle (206) and valve seat (208)；
The pump housing (205) is equipped with piston cylinder, is equipped with cylinder sleeve (209) in piston cylinder, corresponds to piston cylinder on the pump housing (205)
Position is equipped with cylinder cap (203), is equipped with cylinder cap pressing plate (202) on the cylinder cap (203)；
The first piston component (3) includes the second pin shaft (301), First piston bar (303) and first piston (305), described
One end of First piston bar (303) is connected with the first crosshead (302), and the other end is fixedly connected with first piston (305), described
First piston (305) is installed in the cylinder sleeve (209) of pump head component, and mobile along the inner wall of cylinder sleeve (209), first cross
Head (302) is equipped with the hole of installation the first pin shaft (301), and is connect by the first pin shaft (301) with first connecting rod component (5)；
The second piston component (4) includes the second pin shaft (401), second piston bar (403) and second piston (405), described
One end of second piston bar (403) is connected with the second crosshead (402), and the other end is fixedly connected with second piston (405), described
Second piston (405) is installed in the cylinder sleeve (209) of pump head component, and mobile along the inner wall of cylinder sleeve (209), second cross
Head (402) is equipped with the hole of installation the second pin shaft (401), and is connect by the second pin shaft (401) with second connecting rod component (6)；
The first connecting rod component (5) includes first connecting rod body (502), and the major part of the first connecting rod body (502) is fixedly connected
There is the big skull of first connecting rod (505), the big skull of first connecting rod (505) is equipped with the first bearing shell (504), the first connecting rod body
(502) it is mounted on the crank throw of the first crankshaft (10) by the big skull of first connecting rod (505) and the first bearing shell (504), described the
The microcephaly of one gonnecting rod body (502) is circular ring structure, is equipped with the first bushing (501) in the hole of annulus, the first piston component 3
The first crosshead (302) be mounted in the microcephaly of first connecting rod body (502) by the first pin shaft (301), and and first connecting rod
Body (502) rotation connection；
The second connecting rod component (6) includes second connecting rod body (602), and the major part of the second connecting rod body (602) is fixedly connected
There is the big skull of second connecting rod (605), the big skull of second connecting rod (605) is equipped with the second bearing shell (604), the second connecting rod body
(602) it is mounted on the crank throw of the second crankshaft (11) by the big skull of second connecting rod (605) and the second bearing shell (604), described the
The microcephaly of two gonnecting rod bodies (602) is circular ring structure, is equipped with the second bushing (601) in the hole of annulus, the second piston component
(4) the second crosshead (402) is mounted in the microcephaly of second connecting rod body (602) by the second pin shaft (401), and is connected with second
The body of rod (602) rotation connection.
2. the more discharge reciprocating pumps of size double-crankshaft according to claim 1, it is characterised in that: the First piston bar
(303) one end is sequentially installed with first piston seat (304), first piston (305), the first adjustment gasket (306), first piston
Rise block (307), the first adjustment swivel nut (308) and the first fastening nut (309), and it is living that the first piston (305) is mounted on first
On obturating plug (303), it is connect by the first adjustment gasket (306) and the first piston block (307) that rises, and pass through the first fastening nut
(309) fixed position.
3. the more discharge reciprocating pumps of size double-crankshaft according to claim 1, it is characterised in that: the second piston bar
(403) one end is sequentially installed with second piston seat (404), second piston (405), second adjustment gasket (406), second piston
Rise block (407), second adjustment swivel nut (408) and the second fastening nut (409), and it is living that the second piston (405) is mounted on second
On obturating plug (403), it is connect by second adjustment gasket (406) and the second piston block (407) that rises, and pass through the second fastening nut
(409) fixed position.
4. the more discharge reciprocating pumps of size double-crankshaft according to claim 1, it is characterised in that: first crankshaft (10) with
One end of first arrangement of clutch connection is equipped with spline, and corresponding with the first gear wheel (802) in the first arrangement of clutch by spline
Connection.
5. the more discharge reciprocating pumps of size double-crankshaft according to claim 1, it is characterised in that: second crankshaft (11) with
One end of second arrangement of clutch connection is equipped with spline, and corresponding with the second gear wheel (702) in the second arrangement of clutch by spline
Connection.
6. the more discharge reciprocating pumps of size double-crankshaft according to claim 1, it is characterised in that: set on the pump housing (205)
There are connection bolt (204) and nut (201), the cylinder cap (203) and cylinder cap pressing plate (202) pass through connection bolt (204) and spiral shell
Female (201) are fixedly connected with the pump housing (205).
7. the more discharge reciprocating pumps of size double-crankshaft according to claim 1, it is characterised in that: the big skull of first connecting rod
(505) hole of the first bolt (506) and the first nut (503) is installed on, and passes through the first bolt (506) and the first nut
(503) it is fixedly connected with the major part of first connecting rod body (502).
8. the more discharge reciprocating pumps of size double-crankshaft according to claim 1, it is characterised in that: the big skull of second connecting rod
(605) hole of the second bolt (606) and the second nut (603) is installed on, and passes through the second bolt (606) and the second nut
(603) it is fixedly connected with the major part of second connecting rod body (602).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711350435.9A CN108105046B (en) | 2017-12-15 | 2017-12-15 | A kind of more discharge reciprocating pumps of size double-crankshaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711350435.9A CN108105046B (en) | 2017-12-15 | 2017-12-15 | A kind of more discharge reciprocating pumps of size double-crankshaft |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108105046A CN108105046A (en) | 2018-06-01 |
| CN108105046B true CN108105046B (en) | 2019-04-09 |
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ID=62217319
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711350435.9A Active CN108105046B (en) | 2017-12-15 | 2017-12-15 | A kind of more discharge reciprocating pumps of size double-crankshaft |
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| Country | Link |
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| CN (1) | CN108105046B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1645607A1 (en) * | 1987-12-07 | 1991-04-30 | Полтавский инженерно-строительный институт | Eccentric crank gear with controlled slide block stroke |
| CN102365470A (en) * | 2009-05-06 | 2012-02-29 | 威伯科有限公司 | Compressor having a clutch device |
| CN106089617A (en) * | 2016-08-02 | 2016-11-09 | 山东科瑞泵业有限公司 | A kind of drilling mud shaking pump |
-
2017
- 2017-12-15 CN CN201711350435.9A patent/CN108105046B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1645607A1 (en) * | 1987-12-07 | 1991-04-30 | Полтавский инженерно-строительный институт | Eccentric crank gear with controlled slide block stroke |
| CN102365470A (en) * | 2009-05-06 | 2012-02-29 | 威伯科有限公司 | Compressor having a clutch device |
| CN106089617A (en) * | 2016-08-02 | 2016-11-09 | 山东科瑞泵业有限公司 | A kind of drilling mud shaking pump |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108105046A (en) | 2018-06-01 |
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