CN203463244U - Slush pump, crankcase, combination machine body and device using combination machine body - Google Patents
Slush pump, crankcase, combination machine body and device using combination machine body Download PDFInfo
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- CN203463244U CN203463244U CN201320465718.9U CN201320465718U CN203463244U CN 203463244 U CN203463244 U CN 203463244U CN 201320465718 U CN201320465718 U CN 201320465718U CN 203463244 U CN203463244 U CN 203463244U
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Abstract
A slush pump comprises a machine body, a connection-rod-less reciprocation and rotation motion conversion mechanism in the machine body and a cylinder sleeve. The machine body is a combination machine body. The combination machine body comprises a crankcase, runway bases arranged on the crankcase in a detachable mode and guide tracks arranged on the runway bases. The guide tracks of the runway bases on opposite lateral walls of the combination machine body are aligned to each other. Two ends of a crank shaft of the connection-rod-less reciprocation and rotation motion conversion mechanism are arranged in an upper main bearing hole and a lower main bearing hole respectively. The moving directions of two reciprocating moving pieces are perpendicular to each other, guiding portions of the reciprocating moving pieces are arranged in the crankcase and matched with corresponding guide tracks, working portions of the reciprocating moving pieces are arranged on the outer side of the crankcase, connection portions are driven by piston rods on the runway bases to extend out through holes, and the guiding portions and the connection portions are connected integrally. The machine body of the slush pump is convenient to machine and low in manufacture cost. The utility model further relates to the crankcase, the combination machine body and a device using the combination machine body.
Description
The application requires to submit on 05 02nd, 2013 the preference of the Chinese patent application that Patent Office of the People's Republic of China, application number are 201320232342.7, denomination of invention is " slurry pump, crankcase, combination body and the equipment of applying this combination body ", and combination is in this application by reference for its full content.
Technical field
The utility model relates to to-and-fro motion and rotatablely moves mutual switch technology field.Be particularly related to and apply connection rod-free reciprocating again and the slurry pump of the equipment of rotation movement mutual conversion mechanism.The utility model also relates to a kind of crankcase simultaneously, combine body and use the equipment of described combination body.
Background technique
Slurry pump, refers in drilling process to the machinery of the washing solutions such as slurry conveyed in boring or water.Slurry pump is the important component part of drilling equipment.Zhong conventional direct circulation probing ﹐ it be by earth's surface flushing medium--Qing Shui ﹑ mud or polymer flush fluid are under certain pressure, through the bottom of too high pressure soft pipe ﹑ water tap and drill string center hole direct sending drill bit, reaching cooling drill bit, the landwaste cutting is removed and is transported to the object on earth's surface.
Conventional slurry pump is piston type or plunger type, is driven the crank up of pump by power engine, and bent axle drives piston or plunger to move reciprocatingly in pumping cylinder by crosshead again.Under the alternating action of suction and expulsion valve, realize the object of force feed and circulating flushing washing lotion.That is to say, the to-and-fro motion in conventional slurry pump is all to adopt the existing connecting rod that is applied to internal-combustion engine and compressor China with the motion transformational structure rotatablely moving.In existing connecting rod, due to the existence of connecting rod, the equipment such as internal-combustion engine, compressor and slurry pump that connecting rod forms has the defects such as bulky, heavy, balance quality is poor.
Based on this, Chinese patent literature CN85200358B discloses a kind of " crankshaft circular slide block reciprocating piston internal combustion engine "; Chinese patent literature CN85100359B discloses a kind of " crankshaft circalar slide block reciprocating piston compressor "; In internal-combustion engine in above-mentioned Chinese patent literature and the to-and-fro motion of compressor and the switching mechanism that rotatablely moves, with circular slider-crank mechanism, replaced connecting rod.Wherein, circular slider-crank mechanism comprises smooth block, piston and bent axle, is provided with eccentric circular hole on smooth block.On the piston seat of piston, be provided with circular slider accommodation hole.During assembling, smooth block is placed in to described circular slider accommodation hole, smooth block can rotate in described circular slider accommodation hole; The crank pin of bent axle is assemblied in described eccentric circular hole, and crank pin can rotate in described eccentric circular hole.
Take internal combustion engine as example, the movement process of mechanism is as follows: the combustion gas in firing chamber expand and promote piston movement, the smooth block being arranged at wherein by piston driving moves reciprocatingly, and smooth block rotates in described piston simultaneously, described to-and-fro motion rotates with the synthetic central axis of the central axis flexing axle of the eccentric circular hole on smooth block that makes rotatablely moving; And the dead in line of the central axis of described eccentric circular hole and the crank pin of bent axle, thereby can realize the conversion rotatablely moving that reciprocates to bent axle of piston.Compressor can adopt identical structure, by driven by motor crankshaft rotating, by the matching relationship between smooth block, bent axle and piston, realizes the to-and-fro motion of piston, and then compressed medium is done work.
The disclosed internal-combustion engine of above-mentioned Chinese patent literature and compressor are single cylinder structure, when circular slider-crank mechanism moves, have the some problem of living, and when piston movement is to top dead center, have the uncertain phenomenon of motion state.For this reason, adopt internal gear to pay structure and solve this problem in above-mentioned Chinese patent literature, concrete setting and structure can, referring to above-mentioned Chinese patent literature, not done too much description at this.This makes this circular slider-crank mechanism complicated, and owing to being single cylinder mechanism, Higher-order inertia link power is difficult to balance, and its dynamic balancing effect is also undesirable.
The problems referred to above based on single cylinder crank round slider machine, disclose a kind of " crank and double-round slide reciprocating piston internal combustion engine " at Chinese patent literature CN1067741C; Chinese patent literature CN1067742C discloses a kind of " crank and multi-round slide reciprocating piston internal combustion engine ".Above-mentioned problem is improved.Particularly, by circular slider-crank mechanism, be set to comprise the circular slider set structure of two or three smooth blocks, corresponding, each smooth block arranges corresponding piston, adjacent smooth block phase difference is 180 degree settings, is arranged as mutually vertical in this corresponding piston.Orthogonal piston is when to-and-fro motion, can overcome mutually the some problem of living, and reciprocal inertia force separately can be converted to rotating inertia force, rotating inertia force can be easy to by the configuration block arranging on bent axle be balanced, and also solved the problem that single cylinder engine is difficult to balance Higher-order inertia link power.In addition, the two ends of piston can select to arrange different working part as required, for example, internal combustion engine head, compressor piston head, or wherein a piston does not arrange any working part, only for another piston overcomes, to live point and transform inertial force, this can be described as dynamic balance slide block.
The crank circular slider structure visible, the circular slider set of double-round slide or three smooth blocks forms, has and can overcome live point and the effective effect of dynamic balancing.With respect to traditional combustion engine, compressor, it also can have compact structure, lightweight, noise is little, shake the advantages such as little.Be understood that, above-mentioned circular slider-crank mechanism can be applied in slurry pump, substitutes the connecting rod in existing slurry pump, with realize rotatablely move and to-and-fro motion between conversion.
But, as mentioned above, in the crank circular slider structure of double-round slide or three smooth blocks, need to there is mutual vertically disposed piston (or the dynamic balance slide block of moving direction, and that bent axle also requires is all vertical with above-mentioned two-piston (or dynamic balance slide block), be subject to this vertically disposed requirement, need on the body of the equipment matching with this circular slider-crank mechanism, corresponding structure be set, , hold two-piston (dynamic balance slide block) and provide the cylinder (or runway) of guiding mutually vertical, and simultaneously all vertical with front and back crankshaft bearing centerline hole, this has proposed very high requirement to machining cylinder block, and, process slightly deviation, can be easy to cause scuffing of cylinder bore, the problems such as other cylinder, when serious, circular slider-crank mechanism can be by locked and cannot turn round.
Model utility content
The utility model provides a kind of slurry pump, to solve existing connection rod-free reciprocating again and the problems referred to above of the slurry pump of the equipment of rotation movement mutual conversion mechanism.The utility model provides a kind of crankcase in addition, combine body and use the equipment of described combination body.
A kind of slurry pump that the utility model provides, comprises body and is arranged at the multiple and rotary motion conversion mechanism of connection rod-free reciprocating in body, cylinder sleeve;
Described body is combination body, and described combination body comprises crankcase, is dismantled and assembledly arranged at the runway seat on described crankcase and is arranged at the guide rail on described runway seat;
Described crankcase for by antetheca, rear wall, Zuo Bi, You Bi, upper wall and lower wall enclose form and inside be the cavity of cavity; On the upper lower wall of described crankcase, be provided with the through hole for accommodating crankshaft bearing, be called main bearing hole and lower main axis holds hole; In described antetheca, rear wall, Zuo Bi and right wall outside, be provided with runway seat mating face, be called side runway seat mating face; On described crankcase front wall, rear wall, Zuo Bi and right wall, be also provided with the perforate that is communicated with crankcase internal cavities;
Described runway seat comprises runway seat body and the guide rail base being wholely set with described runway seat body; Wherein, on described runway seat body, relative both sides arrange respectively the crankcase attachment face that matches with runway seat mating face and for the cylinder sleeve mounting structure of cylinder sleeve is installed; On described runway seat body, be also provided with run through its thickness direction and described crankcase attachment face and cylinder sleeve mounting structure opening pass through hole, be called piston rod and pass through hole; Described guide rail base is arranged at a side identical with crankcase attachment face on runway seat body, is provided with the guide rail that reciprocating part is provided to guiding at guide rail base top; Described guide rail base center line and described piston rod are by center, the hole predetermined distance that staggers;
Antetheca, rear wall, Zuo Bi and right wall outside at described combination body are provided with described runway seat; Guide rail base on each runway seat enters in crankcase internal cavities by the perforate on crankcase wall, and on the crankcase attachment face of runway seat and crankcase, corresponding runway seat mating face fits, and by fastening structure, runway seat is assemblied on crankcase; The guide rail of the runway seat in combination body opposing sidewalls aligns; Runway outside in described antetheca, rear wall, Zuo Bi and right wall setting is all fixedly installed described cylinder sleeve;
Described connection rod-free reciprocating is answered and rotational motion mechanism comprises bent axle and two reciprocating parts, and the two ends of described bent axle are arranged at respectively described upper main bearing hole and lower main axis holds hole; Two reciprocating part moving direction are vertical setting mutually, and each reciprocating part includes guide portion, working part and connects the joint of the two, and the guide portion of reciprocating part is arranged in described crankcase, and matches with corresponding guide rail; Working part is arranged at outside crankcase, and joint is stretched out by hole by the piston rod on described runway seat, and guide portion and joint are connected as a single entity, and working part is arranged in described cylinder sleeve.
Optionally, in the cylinder sleeve of the runway seat arranged outside of the setting of described combined machine body sidewall, having a cylinder sleeve at least is mud slurry pump cylinder jacket.
Optionally, in the runway seat outside of the setting of described combined machine body sidewall, be provided with cylinder sleeve, described reciprocating part is two-way ram; The working part of each piston is all arranged in corresponding cylinder sleeve.
Optionally, the multiple and rotational motion mechanism of described connection rod-free reciprocating is circular slider-crank mechanism or moving axis-end axis mechanism.
Optionally, the side runway seat mating face of described crankcase opposing sidewalls is parallel to each other, and the side runway seat mating face of adjacent wall is mutually vertical, and all sides on the run seat mating face all parallel with the described upper and lower main bearing hole line of centres.
Optionally, described guide rail and described guide rail base are one-body molded, guide rail away from guide rail base one side, be set to coordinate with the reciprocating part of circular slider-crank mechanism the guide surface of guiding.
Optionally, described guide rail is elongated, is provided with the guide surface that coordinates guiding with reciprocating part thereon; Described guide rail and described guide rail base are dismantled and assembled structure.
Optionally, also comprise locating stud; Opposite position on described runway seat and crankcase wall is also respectively arranged with the positioning pin hole matching with locating stud; During assembling, on runway seat and crankcase wall, the positioning pin hole of relevant position aligns, and locating stud inserts in positioning pin hole.
Optionally, in the cylinder sleeve of the runway seat arranged outside of the setting of described combined machine body sidewall, having a cylinder sleeve at least is mud slurry pump cylinder jacket, and to have an other cylinder sleeve at least be internal combustion engine cylinder jacket.
The utility model also provides a kind of combination body, comprises crankcase, is dismantled and assembledly arranged at the runway seat on described crankcase and is arranged at the guide rail on described runway seat;
Described crankcase for by antetheca, rear wall, Zuo Bi, You Bi, upper wall and lower wall enclose form and inside be the cavity of cavity; On the upper lower wall of described crankcase, be provided with the through hole for accommodating crankshaft bearing, be called main bearing hole and lower main axis holds hole; In described antetheca, rear wall, Zuo Bi and right wall outside, be provided with runway seat mating face, be called side runway seat mating face; On described crankcase front wall, rear wall, Zuo Bi and right wall, be also provided with the perforate that is communicated with crankcase internal cavities;
Described runway seat comprises runway seat body and the guide rail base being wholely set with described runway seat body; Wherein, on described runway seat body, relative both sides arrange respectively the crankcase attachment face that matches with runway seat mating face and for the cylinder sleeve mounting structure of cylinder sleeve is installed; On described runway seat body, be also provided with run through its thickness direction and described crankcase attachment face and cylinder sleeve mounting structure opening pass through hole, be called piston rod and pass through hole; Described guide rail base is arranged at a side identical with crankcase attachment face on runway seat body, is provided with the guide rail that reciprocating part is provided to guiding at guide rail base top; Described guide rail base center line and described piston rod are by center, the hole predetermined distance that staggers;
Antetheca, rear wall, Zuo Bi and right wall outside at described combination body are provided with described runway seat; Guide rail base on each runway seat enters in crankcase internal cavities by the perforate on crankcase wall, and on the crankcase attachment face of runway seat and crankcase, corresponding runway seat mating face fits, and by fastening structure, runway seat is assemblied on crankcase; The guide rail of the runway seat in combination body opposing sidewalls aligns.
The utility model also provides a kind of crankcase, described crankcase for by antetheca, rear wall, Zuo Bi, You Bi, upper wall and lower wall enclose form and inside be the cavity of cavity; On the upper lower wall of described crankcase, be provided with the through hole for accommodating crankshaft bearing, be called main bearing hole and lower main axis holds hole; In described antetheca, rear wall, Zuo Bi and right wall outside, be provided with runway seat mating face, be called side runway seat mating face; On described crankcase front wall, rear wall, Zuo Bi and right wall, be also provided with the perforate that is communicated with crankcase internal cavities.
The utility model also provides a kind of and adopts connection rod-free reciprocating again and the equipment of the mechanism of conversion mutually that rotatablely moves, and this equipment is applied above-mentioned combination body.
Compared with prior art, the utlity model has following advantage: the utility model slurry pump, it adopts combination body, its crankcase is except bearing hole, portion is without any finished surface within it, and outer wall surface does not arrange and the structure of cylinder sleeve combination and the structure of other specific use, what need processing is only common plane (runway seat mating face) and for tapped hole and the perforate of runway seat are installed; The runway seat of combination body by the runway seat mating face on crankcase wall and location and installation to crankcase; The guide rail arranging on runway seat can be one-body molded with runway, also can process separately and be assembled into one with runway seat; Visible, because crankcase, runway seat and guide rail all can be processed separately, during installation, only by plane, position the geometrical relationship of different piece, not only processing is simple, and assembling is also simple, and this greatly reduces difficulty and the manufacture cost of manufacture.
In addition, owing to being also provided with cylinder liner mounting structure on runway seat, thereby making between cylinder liner and crankcase is no longer integral structure, with respect to traditional cylinder sleeve and the integrated structure of crankcase, greatly simplified the processing technology of the crankcase of body.
Accompanying drawing explanation
Fig. 1 is the embodiment's of slurry pump of the present utility model structural representation;
Fig. 2 is the structural representation of the body in the embodiment of slurry pump of the present utility model;
Fig. 3 and Fig. 4 be respectively the slurry pump that forms embodiment of the present utility model combination body crankcase one of structural representation and two;
Fig. 5 is the structural representation of the runway seat of the combination body of composition the utility model embodiment's slurry pump;
Fig. 6 is the structural representation of the guide rail in embodiment's of the present utility model slurry pump;
Fig. 7 for assembling the structural representation of cylinder sleeve and guide rail on runway seat;
Fig. 8 is the structural representation that is applied to the piston of slurry pump of the present utility model;
Fig. 9 is the bent axle smooth block assembly that is applied to embodiment of the present utility model.
Embodiment
A lot of details have been set forth in the following description so that fully understand the utility model.But the utility model can be implemented to be much different from alternate manner described here, and those skilled in the art can do similar popularization without prejudice to the utility model intension in the situation that, so the utility model is not subject to the restriction of following public concrete enforcement.
Below in conjunction with accompanying drawing, combination body of the present utility model is elaborated.
Please refer to Fig. 1, its embodiment's who is slurry pump of the present utility model structural representation.
In the present embodiment, described slurry pump comprises body 5, is arranged at connection rod-free reciprocating reciprocating motion and rotary motion conversion mechanism, cylinder sleeve 4 and cylinder cap 6 in body.Also not shown in Fig. 1 about slurry pump other details except above-mentioned parts and structure, these unshowned structures and ins and outs are not the emphasis that embodiment of the present utility model pays close attention to, then this will not discuss.Below in conjunction with accompanying drawing, respectively the body of the slurry pump of the present embodiment, connection rod-free reciprocating reciprocating motion and rotary motion conversion mechanism, cylinder sleeve 4 and cylinder cap 6 are elaborated.
Please refer to Fig. 2, the structural representation of the body 5 in its embodiment who is slurry pump of the present utility model.In the present embodiment, described body 5 is combination body.This combination body comprises crankcase 1 and dismantled and assembled runway seat 2a, runway seat 2b, runway seat 2c and the runway seat 2d being arranged on described crankcase, is provided with guide rail (scheming not shown) on described runway seat.Wherein, can be one-body molded between described guide rail and described runway seat 2, can be also dismantled and assembled structure.
Please refer to Fig. 3 and Fig. 4, its be respectively the crankcase that forms combination body of the present utility model one of structural representation and two.Described crankcase 1 comprise antetheca 1-3, rear wall 1-4, left wall 1-5, right wall 1-6, upper wall 1-1 and lower wall 1-2 enclose form and inside be the cavity of cavity.Its inner space can be for accommodating bent axle, through the smooth block of crankshaft pin and the piston seat of accommodating smooth block, (this body of sentencing circular slider-crank mechanism is that example describes, other connection rod-free reciprocating is answered and rotation mutual conversion mechanism, the accommodating corresponding movement parts in crankcase inner space).
On described upper wall 1-1 and lower wall 1-2, be respectively arranged with the through hole for accommodating crankshaft bearing, be called main bearing hole 1-1a and lower main axis and hold hole 1-2a.Wherein, it is corresponding that described upper main bearing hole 1-1a and lower main axis hold hole 1-2a setting position, and the two line of centres is crankshaft rotating axle.
Described upper and lower main bearing hole for the bent axle of slurry pump is provided support, is the strength and stiffness that improve body, and in the present embodiment, described two main bearing holes prolong axially and stretch out outside body, thereby this bearing hole axial width is increased.In addition, can also further improve by stiffening rib is set the strength and stiffness of body, as shown in Figure 4 stiffening rib 1-2c.
At antetheca 1-3, the rear wall 1-4 of described crankcase 1, left wall 1-5 and right wall 1-6 outer side wall, be provided with the runway seat mating face matching with runway seat, be called front runway seat mating face 1-3b, rear runway seat mating face (not shown), left runway seat mating face 1-5a and right runway seat mating face 1-6b.Under a kind of optional situation, described left runway seat mating face 1-5b is parallel with right runway seat mating face 1-6b, and front runway seat mating face 1-3b is parallel with rear runway seat mating face, and left runway seat mating face 1-5b is vertical with front runway seat mating face 1-3b.Described four runway seat mating faces are all parallel with described main bearing hole up and down (upper main bearing hole 1-1a holds hole 1-2a with the lower main axis) line of centres.The fitting surface of above-mentioned runway seat mating face during not only as the assembling of crankcase and runway seat, but also as the guide rail on runway seat and two main bearing hole line geometrical relationships, and other runway seat on the locating face of geometrical relationship of guide rail.
At antetheca 1-3, the rear wall 1-4 of described crankcase, left wall 1-5 and right wall 1-6, be also respectively arranged with the perforate that is communicated with crankcase internal cavities, be called the first perforate 1-3a, the second perforate 1-4a, the 3rd perforate 1-5a and the 4th perforate 1-6a.Described the first perforate 1-3a, the second perforate 1-4a, the 3rd perforate 1-5a and the 4th perforate 1-6a are all positioned on corresponding runway seat mating face at the opening in crankcase wall outside, for example, the 3rd perforate 1-5a's is positioned on described soft strip seat mating face 1-5b in crankcase wall outer openings.Described in the present embodiment, in the first perforate 1-3a, the second perforate 1-4a, the 3rd perforate 1-5a, be rectangular perforate, its along long side direction bore size need meet guide rail base on runway seat thus perforate be fitted in crankcase internal cavities.Meeting under the situation of above-mentioned matching requirements, described perforate can have various shape, will not enumerate here.
In addition, in described crankcase front wall 1-3, rear wall 1-4, left wall 1-5 and right wall 1-6 outside, be also provided with a plurality of pilot holes, described pilot hole is tapped hole, for coordinating with bolt, runway seat is anchored on to this crankcase 1.
For further improving the strength and stiffness of crankcase 1 integral body, at crankcase 1 cavity inner wall, stiffening rib can also be set.Here repeat no more.
Please refer to Fig. 5, it is for forming the structural representation of the runway seat of combination body of the present utility model.Four described runway seat stand structures are identical, take that one of them describes as example at this.In the present embodiment, runway seat comprises runway seat body 2-1 and the guide rail base 2-2 being wholely set with described runway seat body.Wherein, the upper relative both sides of described runway seat body 2-1 arrange respectively the crankcase attachment face 2-1a that matches with runway seat mating face on crankcase and for the cylinder sleeve mounting structure 2-1b of cylinder sleeve is installed.In the present embodiment, described runway seat body 2-1 is prolate platy structure, at its edge, along its thickness direction, is provided with the through hole 2-1d corresponding with pilot hole on crankcase.Described through hole 2-1d is common through hole, can be also tapped hole.
On described runway seat body 2-1, be also provided with run through its thickness direction and described crankcase attachment face and cylinder sleeve mounting structure opening pass through hole 2-4, described by hole 2-4 for the piston rod through reciprocating part, be called piston rod by hole 2-4.
Described guide rail base 2-2 is arranged at a side identical with crankcase attachment face 2-1a on runway seat body, and in the present embodiment, described guide rail base 2-2 is long strip structure, and it is along the long side direction setting of runway seat body 2-1.The center line of described guide rail base 2-2 and described piston rod are by the hole predetermined distance e that staggers.Described predetermined distance e is the distance between two reciprocating parts of the equipment with mutual up-and-down movement part of the above-mentioned crankcase of application.
At the top of described guide rail base 2-2, (away from described runway seat body 2-1 a side) is also provided with the guide rail 2-3 that reciprocating part is provided to guiding.In the present embodiment, described guide rail 2-3 and described guide rail base 2-2 are separate type.Fig. 6 shows the structure of the guide rail of the present embodiment, and described guide rail 2-3 is elongated, is provided with the first guide surface 2-3a that coordinates guiding with reciprocating part thereon.Described the first guide surface 2-3a can be for being concave arc surface, convex face, V-arrangement face or plane.It in the present embodiment, is plane.It is discrete individual components that guide rail is set, and can process separately, and can select the material different from guide rail base.Therefore can select as required the material of guide rail base and guide rail, take into account weight, cost and intensity.In a further embodiment, described guide rail 2-3 and described guide rail base also can be one-body molded.Here repeat no more.
Please refer to Fig. 7, it for assembling the structural representation of cylinder sleeve 4 and guide rail 2-3 on runway seat 3.
Please refer to Fig. 8, it is the structural representation that is applied to the piston of slurry pump of the present utility model.The piston of the present embodiment is two-way ram, and this piston comprises piston seat 5-1, first piston bar 5-4a, the second piston rod 5-4b, first piston head 5-5a and the second piston head 5-5b.On described piston seat 5-1, through-thickness is provided with through hole 5-2, and it is the circular slider accommodation hole for accommodating smooth block, is also provided with the second guide surface 5-3 matching with the first guide surface 2-3a of guide rail 2-3 in the both sides of piston seat 5-1.After assembling, the first guide surface 2-3a and the second guide surface 5-3 match, and can the piston as reciprocating part be led.First piston bar 5-4a and the second piston rod 5-4b are divided into the two ends of piston seat 5-1, and it can, for integral type connects, can be also dismantled and assembled structure.Another piston head is arranged at the outer end of piston rod, as the working part of slurry pump.It should be noted that, at this, take two-way ram and describe as example, but this piston also can be arranged at single-acting form.
Please refer to Fig. 9, it is the bent axle smooth block assembly that is applied to embodiment of the present utility model, and bent axle comprises crank throw and crank 6.Smooth block 7a and smooth block 7b and counterweight 8 are set on crankshaft pin, smooth block 7a and smooth block 7b form double-round slide structure, other details of relevant bent axle smooth block assembly and circular slider-crank mechanism can, with reference to existing circular slider-crank mechanism and equipment thereof, no longer be launched to discuss here.
By after above-mentioned assembled, bent axle, smooth block and piston form circular slider-crank mechanism, are arranged in above-mentioned crankcase, and four runway seats are arranged at respectively antetheca, rear wall, Zuo Bi and the right wall outside of crankcase.When runway seat and crankcase wall assembling, in the internal cavities that guide rail base on runway seat is fitted into crankcase by the perforate on crankcase wall, and, on the crankcase attachment face of runway seat and crankcase, corresponding runway seat mating face fits, simultaneously, through hole on runway seat body and the pilot hole on crankcase wall align, and by bolt, runway seat and crankcase are fastened as a whole.After assembling, the runway seat of opposing sidewalls setting and the piston rod on runway seat align by hole, and the guide rail guide surface on the guide rail base of opposing sidewalls runway seat and runway seat aligns, guide direction is parallel to each other, and the plane that determines of the center line of the two guide surface comprise other opposing sidewalls runway seat on piston rod by center, hole.Runway seat in opposing sidewalls and the piston rod on runway seat are perpendicular with the guide rail guide direction on runway seat separately by the hole line of centres.
The piston rod of two vertically disposed pistons is stretched out by hole by the piston rod combining on body, and among the cylinder sleeve of piston head as for and right wall arranged outside forward and backward, left in combination body, as shown in Figure 1, thus form the slurry pump that cross four cylinder structures are arranged.In four described cylinders, one of them cylinder is as slurry pump cylinder body, other can cylinder can also be as the cylinder sleeve of internal-combustion engine or compressor.
Slurry pump in above-described embodiment in use both can be with state as shown in Figure 1, and crankshaft center line vertically arranges, and reciprocating part (piston) vibration-direction is horizontally disposed with; Also can it vertically be arranged 90 degree of machine integral-rotation as shown in Figure 1, crankshaft center line is horizontally disposed with, reciprocating part (piston) vibration-direction be in vertical plane.Certainly, described slurry pump can also be set to other state according to actual needs, will not enumerate description here.
In addition, the positioning precision when improving runway seat with crankcase assembling, can also arrange respectively positioning pin hole at described runway seat and crankcase wall opposite position, and the locating stud by positioning pin hole and cooperation with it positions the two.While being assembled into one, on runway seat and crankcase wall, the positioning pin hole of relevant position aligns, and locating stud inserts in positioning pin hole.
In the slurry pump of above-described embodiment, adopt combination body, its crankcase is except bearing hole, portion is without any finished surface within it, and outer wall surface does not arrange and the structure of cylinder sleeve combination and the structure of other specific use, what need processing is only common plane (runway seat mating face) and for tapped hole and the perforate of runway seat are installed.The runway seat of combination body by the runway seat mating face on crankcase wall and location and installation to crankcase.The guide rail arranging on runway seat can be one-body molded with runway, also can process separately and be assembled into one with runway seat.Visible, because crankcase, runway seat and guide rail all can be processed separately, during installation, only by plane, position the geometrical relationship of different piece, not only processing is simple, and assembling is also simple, and this greatly reduces difficulty and the manufacture cost of manufacture.And owing to being also provided with cylinder sleeve mounting structure on runway seat, thereby to make between cylinder sleeve and crankcase be no longer integral structure, with respect to traditional cylinder sleeve and the integrated structure of crankcase, greatly simplified the processing technology of the crankcase of body.And the cylinder sleeve also making can be selected different materials as required from crankcase.
Above-mentioned combination body not only can form the slurry pump of above-described embodiment, but also can realize the different purposes such as internal-combustion engine, vacuum pump, compressor, slurry pump but all adopt the machine of connection rod-free reciprocating reciprocating motion mechanism can share a platform, take into account the consideration of cost and function (particularly intensity) aspect.This reduces manufacture, the operation and maintenance cost of machine greatly.For example, in the above embodiments, in four cylinder sleeves, can be all internal-combustion engine, compressor, slurry pump, vacuum pump, or have a cylinder sleeve at least as the cylinder body of above-mentioned machine, and other cylinder sleeve be as the cylinder body of other machines, realizes the combination of different machines.Especially, can be integrated on a body by internal-combustion engine with other machine, can be without external connection power source, the compressor of the formation that can be, vacuum pump or slurry pump work, this expands the using scope of this machine greatly, needn't rely on electric wire just can provide the motor of power depending on.
In addition, above-mentioned combination body can combine and form the body of above-mentioned various modification with the mechanism of the conversion mutually that rotatablely moves again with any connection rod-free reciprocating, described connection rod-free reciprocating is multiple can be made circular slider-crank mechanism with rotation movement mutual conversion mechanism or be moving axis-end axle construction, repeats no more here.
Although the utility model with preferred embodiment openly as above; but it is not for limiting the utility model; any those skilled in the art are not within departing from spirit and scope of the present utility model; can make possible change and modification, the scope that therefore protection domain of the present utility model should be defined with the utility model claim is as the criterion.
Claims (12)
1. a slurry pump, is characterized in that: comprise body and be arranged at the multiple and rotary motion conversion mechanism of connection rod-free reciprocating in body, cylinder sleeve;
Described body is combination body, and described combination body comprises crankcase, is dismantled and assembledly arranged at the runway seat on described crankcase and is arranged at the guide rail on described runway seat;
Described crankcase for by antetheca, rear wall, Zuo Bi, You Bi, upper wall and lower wall enclose form and inside be the cavity of cavity; On the upper lower wall of described crankcase, be provided with the through hole for accommodating crankshaft bearing, be called main bearing hole and lower main axis holds hole; In described antetheca, rear wall, Zuo Bi and right wall outside, be provided with runway seat mating face, be called side runway seat mating face; On described crankcase front wall, rear wall, Zuo Bi and right wall, be also provided with the perforate that is communicated with crankcase internal cavities;
Described runway seat comprises runway seat body and the guide rail base being wholely set with described runway seat body; Wherein, on described runway seat body, relative both sides arrange respectively the crankcase attachment face that matches with runway seat mating face and for the cylinder sleeve mounting structure of cylinder sleeve is installed; On described runway seat body, be also provided with run through its thickness direction and described crankcase attachment face and cylinder sleeve mounting structure opening pass through hole, be called piston rod and pass through hole; Described guide rail base is arranged at a side identical with crankcase attachment face on runway seat body, is provided with the guide rail that reciprocating part is provided to guiding at guide rail base top; Described guide rail base center line and described piston rod are by center, the hole predetermined distance that staggers;
Antetheca, rear wall, Zuo Bi and right wall outside at described combination body are provided with described runway seat; Guide rail base on each runway seat enters in crankcase internal cavities by the perforate on crankcase wall, and on the crankcase attachment face of runway seat and crankcase, corresponding runway seat mating face fits, and by fastening structure, runway seat is assemblied on crankcase; The guide rail of the runway seat in combination body opposing sidewalls aligns; Runway outside in described antetheca, rear wall, Zuo Bi and right wall setting is all fixedly installed described cylinder sleeve;
Described connection rod-free reciprocating is answered and rotational motion mechanism comprises bent axle and two reciprocating parts, and the two ends of described bent axle are arranged at respectively described upper main bearing hole and lower main axis holds hole; Two reciprocating part moving direction are vertical setting mutually, and each reciprocating part includes guide portion, working part and connects the joint of the two, and the guide portion of reciprocating part is arranged in described crankcase, and matches with corresponding guide rail; Working part is arranged at outside crankcase, and joint is stretched out by hole by the piston rod on described runway seat, and guide portion and joint are connected as a single entity, and working part is arranged in described cylinder sleeve.
2. slurry pump according to claim 1, is characterized in that: in the cylinder sleeve of the runway seat arranged outside of the setting of described combined machine body sidewall, having a cylinder sleeve at least is mud slurry pump cylinder jacket.
3. slurry pump according to claim 2, is characterized in that, in the runway seat outside of the setting of described combined machine body sidewall, is provided with cylinder sleeve, and described reciprocating part is two-way ram; The working part of each piston is all arranged in corresponding cylinder sleeve.
4. according to the slurry pump described in claim 1 or 2 or 3, it is characterized in that: described connection rod-free reciprocating is answered and rotational motion mechanism is circular slider-crank mechanism or moving axis-end axis mechanism.
5. according to the slurry pump described in claim 1 or 2 or 3, it is characterized in that: the side runway seat mating face of described crankcase opposing sidewalls is parallel to each other, the side runway seat mating face of adjacent wall is mutually vertical, and all sides on the run seat mating face all parallel with the described upper and lower main bearing hole line of centres.
6. according to the slurry pump described in claim 1 or 2 or 3, it is characterized in that: described guide rail and described guide rail base are one-body molded, guide rail away from guide rail base one side, be set to coordinate with the reciprocating part of circular slider-crank mechanism the guide surface of guiding.
7. according to the slurry pump described in claim 1 or 2 or 3, it is characterized in that: described guide rail is elongated, be provided with the guide surface that coordinates guiding with reciprocating part thereon; Described guide rail and described guide rail base are dismantled and assembled structure.
8. slurry pump according to claim 1 and 2, is characterized in that: also comprise locating stud; Opposite position on described runway seat and crankcase wall is also respectively arranged with the positioning pin hole matching with locating stud; During assembling, on runway seat and crankcase wall, the positioning pin hole of relevant position aligns, and locating stud inserts in positioning pin hole.
9. according to the slurry pump described in claim 1 or 2 or 3, it is characterized in that: in the cylinder sleeve of the runway seat arranged outside of the setting of described combined machine body sidewall, having a cylinder sleeve at least is mud slurry pump cylinder jacket, and to have an other cylinder sleeve at least be internal combustion engine cylinder jacket.
10. a combination body, is characterized in that: comprise crankcase, be dismantled and assembledly arranged at the runway seat on described crankcase and be arranged at the guide rail on described runway seat;
Described crankcase for by antetheca, rear wall, Zuo Bi, You Bi, upper wall and lower wall enclose form and inside be the cavity of cavity; On the upper lower wall of described crankcase, be provided with the through hole for accommodating crankshaft bearing, be called main bearing hole and lower main axis holds hole; In described antetheca, rear wall, Zuo Bi and right wall outside, be provided with runway seat mating face, be called side runway seat mating face; On described crankcase front wall, rear wall, Zuo Bi and right wall, be also provided with the perforate that is communicated with crankcase internal cavities;
Described runway seat comprises runway seat body and the guide rail base being wholely set with described runway seat body; Wherein, on described runway seat body, relative both sides arrange respectively the crankcase attachment face that matches with runway seat mating face and for the cylinder sleeve mounting structure of cylinder sleeve is installed; On described runway seat body, be also provided with run through its thickness direction and described crankcase attachment face and cylinder sleeve mounting structure opening pass through hole, be called piston rod and pass through hole; Described guide rail base is arranged at a side identical with crankcase attachment face on runway seat body, is provided with the guide rail that reciprocating part is provided to guiding at guide rail base top; Described guide rail base center line and described piston rod are by center, the hole predetermined distance that staggers;
Antetheca, rear wall, Zuo Bi and right wall outside at described combination body are provided with described runway seat; Guide rail base on each runway seat enters in crankcase internal cavities by the perforate on crankcase wall, and on the crankcase attachment face of runway seat and crankcase, corresponding runway seat mating face fits, and by fastening structure, runway seat is assemblied on crankcase; The guide rail of the runway seat in combination body opposing sidewalls aligns.
11. 1 kinds of crankcases, is characterized in that: described crankcase for by antetheca, rear wall, Zuo Bi, You Bi, upper wall and lower wall enclose form and inside be the cavity of cavity; On the upper lower wall of described crankcase, be provided with the through hole for accommodating crankshaft bearing, be called main bearing hole and lower main axis holds hole; In described antetheca, rear wall, Zuo Bi and right wall outside, be provided with runway seat mating face, be called side runway seat mating face; On described crankcase front wall, rear wall, Zuo Bi and right wall, be also provided with the perforate that is communicated with crankcase internal cavities.
12. 1 kinds adopt connection rod-free reciprocating multiple with the equipment of the mechanism of conversion mutually that rotatablely moves, it is characterized in that the combination body described in application the claims 10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320465718.9U CN203463244U (en) | 2013-05-02 | 2013-08-01 | Slush pump, crankcase, combination machine body and device using combination machine body |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320232342.7 | 2013-05-02 | ||
| CN201320232342 | 2013-05-02 | ||
| CN201320465718.9U CN203463244U (en) | 2013-05-02 | 2013-08-01 | Slush pump, crankcase, combination machine body and device using combination machine body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203463244U true CN203463244U (en) | 2014-03-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320465718.9U Expired - Lifetime CN203463244U (en) | 2013-05-02 | 2013-08-01 | Slush pump, crankcase, combination machine body and device using combination machine body |
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| Country | Link |
|---|---|
| CN (1) | CN203463244U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103603784A (en) * | 2013-05-02 | 2014-02-26 | 北京中清能发动机技术有限公司 | Slush pump, crank case, combined machine body and equipment using combined machine body |
-
2013
- 2013-08-01 CN CN201320465718.9U patent/CN203463244U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103603784A (en) * | 2013-05-02 | 2014-02-26 | 北京中清能发动机技术有限公司 | Slush pump, crank case, combined machine body and equipment using combined machine body |
| CN103603784B (en) * | 2013-05-02 | 2016-05-04 | 北京中清能发动机技术有限公司 | Slush pump, crankcase, combination body and apply the equipment of this combination body |
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Granted publication date: 20140305 |