CN202883292U - Ultra-high-pressure ball transmission rotary extrusion pump - Google Patents
Ultra-high-pressure ball transmission rotary extrusion pump Download PDFInfo
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- CN202883292U CN202883292U CN 201220549782 CN201220549782U CN202883292U CN 202883292 U CN202883292 U CN 202883292U CN 201220549782 CN201220549782 CN 201220549782 CN 201220549782 U CN201220549782 U CN 201220549782U CN 202883292 U CN202883292 U CN 202883292U
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Abstract
The utility model discloses an ultra-high-pressure ball transmission rotary extrusion pump, and belongs to the technical field of ultra-high-pressure oil pumps. The pump comprises a gear box, two pump bodies are connected to the gear box and are connected with pump barrels in a sealing mode, the bottom of each pump barrel is provided with a one-way input valve and a one-way output valve, the inner side of any pump body is provided with a gear sleeve, the two gear sleeves are connected to a drive device and are controlled by the drive device, the drive device is connected to a detection control system, ball circulators are matched with the inner sides of the gear sleeves and are sleeved at the upper ends of plungers placed in the pump bodies and the pump barrels, and the lower ends of the plungers are provided with sealing groups sealing the inner walls of the pump barrels. The pump is compact in structure, light in weight, convenient to maintain, low in cost, high in transmission efficiency due to ball transmission, energy-saving, high in safety, strong in reliability, long in service life, high in cost performance and suitable for being popularized and used.
Description
Technical field
The utility model relates to a kind of superpressure pump, particularly a kind of ultrahigh pressure spinning pump.
Background technique
At present, the conventional superpressure oil pump that uses, it is quite difficult that its pressure will reach 250MPa, because oil pump will be elevated to pressure this force value, it is activated the restriction of the multiple conditions such as mode, sealing, bearing capacity, so superpressure oil pump becomes those skilled in the art's a great problem to be solved always.Traditional superpressure oil pump, general what adopt is horizontal type structure, and force value will reach the ultrahigh pressure level, the volume of its body needs very large, oversize, then is unfavorable for using aborning.In traditional oil pump, reach ultrahigh pressure, there is very large problem in the sealing of its oil pump, and pressure increases a little, will produce leakage, can not satisfy the production and application needs.Traditional oil pump comprises gear pump, the horizontal reciprocating pump of bent axle, vertical swash plate operated pump, centrifugal reciprocating pump etc., the liquid medium of carrying on its pump, and a kind of is water, another kind then is transporting oil, both generally are can not dual-purpose, and its using scope is little, is not suitable for applying.Traditional oil pump, its force value is constant, and flow is also constant, needs the force value of a model, just needs to select an oil pump, when needs use multiple pressure simultaneously, can't realize by same oil pump.
The general employing of existing spinning pump commonly used screw thread, bent axle or eccentric gearing, high-pressure service pump then adopts plunger pump, little so that the high-pressure service pump of the short diameter of the stroke of plunger suffers restraints, in order to reach necessary pressure and flow, can only increase multi-cylinder and short stroke, this also is the congenital shortcoming of bent axle or eccentric gearing high-pressure service pump.
The model utility content
Goal of the invention of the present utility model is: for the problem of above-mentioned existence, provide a kind of compact structure, and lightweight, easy to maintenance, ultrahigh pressure rolling ball transmission spinning pump with low cost, the mode of rolling ball transmission are realized energy-conservation effect so that transmission efficiency is higher, and safe, reliability is strong, and is lightweight, and the life-span is long, cost performance is high, is fit to apply.
The technical solution adopted in the utility model is as follows:
Ultrahigh pressure rolling ball transmission spinning pump of the present utility model, comprise gear-box, be connected with two pump housings on the described gear-box, all be sealedly connected with pump barrel on two pump housings, be provided with one-way input valve and unidirectional delivery valve in the bottom of pump barrel, be provided with geared sleeve in arbitrary pump housing, two geared sleeves are connected on the drive unit and by its control, described drive unit is connected in and detects on the control system, in geared sleeve, be combined with the ball-recirculation device, described ball-recirculation device is placed in the upper end of plunger, and described plunger is positioned at the pump housing and pump barrel, and the lower end of described plunger is provided with the sealing group with the pump barrel inner wall sealing.
Owing to having adopted said structure, drive unit drives two geared sleeve motions in the pump housing simultaneously by the gear transmission in the gear-box, all be sealedly connected with pump barrel on arbitrary pump housing, so that the pump housing and pump barrel form the active chamber of a sealing, cover has the ball-recirculation device in the upper end of plunger, thereby when geared sleeve moves in this active chamber, under the effect of ball-recirculation device, make between itself and the ball-recirculation device and can relatively rotate, thereby can move by drive plunger in the vertical direction in pump barrel, thereby make plunger at the inner bottom part of pump barrel medium be formed ultrahigh pressure, simultaneously because the inner wall sealing of plunger and pump barrel, guaranteed its sealing effect, avoid leaking, so that the cavity between plunger and the pump barrel can form the place of medium compression, medium is compacted into the medium of ultrahigh pressure under the effect of plunger, thereby can realize the output of ultrahigh pressure medium, the action that plunger in while two pump housings carries out is just opposite, during any pumping pressure oiling, then another oil suction, be provided with in the bottom of pump that one-way input valve carries out oil suction and unidirectional delivery valve oil supply cooperates in harmony, coordinate equably reciprocal fuel feeding, thereby two pumps cooperates in harmony simultaneously, drive unit moves in pump barrel by the gear pair drive plunger, medium is transformed boil down to ultrahigh pressure medium, thereby can provide ultrahigh pressure for the external world, need simultaneously drive unit is connected on the detection control system, one side is for detection of the operating state of whole spinning pump, on the other hand can be according to its rotating speed, by detecting control system control motor main story or counter-rotating, normally work thereby come and go when can realize in two pump housings, avoid plunger motion downwards in the pump housing or pump barrel, with the inner bottom part of pump barrel to collision, thereby infringement pump barrel, avoid plunger upwards motion in the pump housing, the infringement body.Ultrahigh pressure rolling ball transmission spinning pump of the present utility model, compact structure, volume is little, lightweight, easy to maintenance, with low cost, can realize variable pressure and changeable flow, and can be in parallel between a plurality of pumps, satisfy the energy supply at heavy hydraulic station, its good airproof performance, life-span is long, reliability is high, and cost performance is high, is fit to apply.Plunger is positioned at the pump housing and pump barrel; the lower end of described plunger is provided with the sealing group with the pump barrel inner wall sealing; sealing group adopts stack shape; its feature is that ultrahigh pressure and high pressure differentiation are worked; front sealing is born ultrahigh pressure; the rear portion is high pressure; this is inseparable stack combinations; it is the important component part in this spinning pump; can guarantee the sealing effect of whole spinning pump, thereby can be issued in the situation of ultrahigh pressure preferably sealing effect, the travelling speed of plunger is very slow; to guarantee the forming ultrahigh pressure situation in the pump barrel; sealing group under being in dynamically is under high-pressure situations, and travelling speed is faster, and the wearing and tearing of sealing group are just faster; thereby the life-span is just shorter, and the reduce travelling speed reaches long-life purpose.
Ultrahigh pressure rolling ball transmission spinning pump of the present utility model, be provided with ball channel in the described ball-recirculation device, be provided with the ball grooves that holds ball that cooperatively interacts on the outer wall of described ball-recirculation device and the inwall of geared sleeve, be provided with the ball that continuous circulation rolls in ball grooves on ball-recirculation device outer wall and the ball channel, make between geared sleeve and the ball-recirculation device and can relatively rotate.
Owing to having adopted said structure, traditional ball-recirculation device, its circulator, also be that the roller passage all is arranged on the nut, the utility model will be the circulator design on screw rod, namely be passage and the carrier that in screw rod, circulates as spin, can reduce the weight of screw rod, in addition plunger and ball-recirculation device are joined together to form integral body, can guarantee on the one hand bearing capacity and the requirement of strength of plunger, solve manufacturing feasibility on the one hand in addition, satisfied again the different demand of various performances and material.Be provided with ball grooves at the outer wall of ball-recirculation device and the inwall of geared sleeve, ball grooves on the two complements each other to form the hole shape structure, can hold ball rolls within it, when guaranteeing to relatively rotate between ball-recirculation device and the geared sleeve, ball is continuous circulation in ball grooves, guarantee the normal rotation operation between the two, be provided with ball in ball grooves on ball-recirculation device outer wall and the ball channel, can roll on continuous circulation ground between its these balls, and spin circulates with the rotation between ball-recirculation device and the geared sleeve, wherein be provided with ball in the ball grooves of the part that contacts with geared sleeve of ball-recirculation device outer wall, ball continuous rolling in the ball channel in the ball of this part and the ball-recirculation device, thereby so that can relatively rotate between geared sleeve and the ball-recirculation device, thereby can drive the plunger that is connected with the ball-recirculation device under the effect of feather key, the movement of in the vertical direction, thereby make plunger compression hydraulic oil in the pump housing form high pressure and ultrahigh pressure, guarantee the normal operation of this transmission spinning pump.
Ultrahigh pressure rolling ball transmission spinning pump of the present utility model, be provided with guiding groove on the sidewall of described plunger, be provided with the spin key on the sidewall of described pump barrel, described spin key is matched with in the guiding groove, makes plunger mobile with respect to the pump barrel vertical direction under the effect of spin key.
Owing to having adopted said structure, sidewall at pump barrel arranges the spin key, and this spin key can be matched with in the guiding groove on the sidewall of plunger, so that the rotation of geared sleeve can be converted into movement on the plunger straight line, thereby make plunger mobile with respect to the pump barrel vertical direction under the effect of spin key, realize that plunger compresses hydraulic oil or the hydraulic pressure water in the pump housing in pump barrel, form high pressure even ultrahigh pressure, then from unidirectional delivery valve output.
Ultrahigh pressure rolling ball transmission spinning pump of the present utility model, described spin key comprises spin and roller, and described roller is fixed on the sidewall of pump barrel, and described roller is limited to spin in the guiding groove.
Owing to having adopted said structure, the spin key is to be combined by spin and roller, roller is limited to spin in the guiding groove, thereby so that plunger is under the restriction of spin key, very successfully make traveling priority, the rotation of geared sleeve, the rolling of the continuous circulation by the ball in the ball-recirculation device, because the ball in the ball-recirculation device circulates continuously, so that the rotation of geared sleeve is converted into the movement on the plunger straight line, reduced the resistance consumption of sliding, this spin key is to be combined by spin and roller, after the frictional loss between spin and the plunger, be convenient to take out roller and spin is changed.
Ultrahigh pressure rolling ball transmission spinning pump of the present utility model, described drive unit comprises two motors, all be connected with reducing gear on the described motor, all be connected with small gear on the output shaft of described reducing gear, two small gears mesh with the gearwheel that is positioned at gear-box simultaneously, be provided with middle gear at gear-box, described middle gear and gearwheel coaxial rotation, described middle gear simultaneously with two pump housings in the geared sleeve engagement.
Owing to having adopted said structure, by the reducing gear that all connects on two motors, the resultant gear ratio of two groups of retarders, just can satisfy the extremely slowly needs that plunger moves, and can increase moment of torsion, increase the thrust of plunger, and all be connected with small gear on the output shaft of reducing gear, two small gears simultaneously with gear-box in the gearwheel engagement, with the coaxial middle gear of gearwheel simultaneously with the pump housing in the geared sleeve engagement, thereby the driven gear cover rotates, the rotation of geared sleeve drives plunger by the ball-recirculation device again and rotates, the inwall of plunger and pump barrel is fitted, and plunger can rotate with respect to pump barrel, can produce ultrahigh pressure for spinning pump provides enough power, and two interior plungers of the pump housing rotate simultaneously, the rotation direction of two plunger is opposite, guarantee that the spinning pump in two pump housings works simultaneously, and different working staties is provided, when forming super high pressure oil output in one of them pump housing, then form the oil suction operation in the pump housing in another pump housing, namely when carrying out hydraulic fluid work for one, another then for imbibition, is worked in two pump housings simultaneously, make in the general arrangement of pump compacter and flexible, thereby improve its working efficiency, so that compact structure reduces its cost.Ultrahigh pressure rolling ball transmission spinning pump of the present utility model, cover has thrust-bearing on the upper end outer wall of described geared sleeve, and geared sleeve is rotated with respect to the pump housing, and the upper and lower end of described thrust-bearing is fixed by thrust-bearing loam cake and thrust-bearing lower cover respectively.
Owing to having adopted said structure, at the necessary fit on bearing of the upper end of geared sleeve, this bearing adopts thrust-bearing, make this thrust-bearing not only can bear geared sleeve with and the component of the upper all parts that connects, simultaneously can also guarantee that geared sleeve rotates with respect to the pump housing, thereby geared sleeve can be run well under the drive of drive unit, wherein fix by thrust-bearing loam cake and thrust-bearing lower cover respectively at the upper and lower end of this thrust-bearing, thereby can limit in a longitudinal direction this thrust-bearing, when avoiding geared sleeve to rotate, thrust-bearing is beated.This thrust-bearing can be so that geared sleeve when rotating with respect to the pump housing, when geared sleeve rotates, geared sleeve can produce reaction force under the effect of ultrahigh pressure medium, can rotate when therefore this thrust-bearing also needs to bear this reaction force, again this reaction force is delivered on the body, therefore this thrust-bearing need to bear larger active force, particularly reach 250MPa when above when force value, more need to guarantee its normal use, avoid occuring security incident, so that its structure is surely leaned on safe and feasible.Ultrahigh pressure rolling ball transmission spinning pump of the present utility model, wherein bearing structure and size can be accomplished maximization, and so-called maximization is exactly the maximization of bearing size, and the maximization of size means that the bearing capacity in life-span is maximum, and comparative lifetime is the longest.Moreover the intensive bearing structure of employing, this bearing be do not establish bearing isolating ring (claiming again bearing bracket) like this arrangement of bearing be closely, increased undoubtedly the load-carrying ability of bearing, the load situation of this bearing can only be could be rationally in slow-revving situation, when very end revolution turned round, this bearing bore sizable load again.
Ultrahigh pressure rolling ball transmission spinning pump of the present utility model has outer pump barrel at pump barrel outer wall cover, and described outer pump barrel is sealedly attached on the pump housing.
Owing to having adopted said structure, outside pump barrel, set up again outer sleeve, form the structure of suit cylinder barrel, application to the cylinder barrel material is more reasonable, has also realized interchangeability of parts simultaneously, and the pump barrel bearing capacity partly of the below of the pump housing is increased, so that whole spinning pump can be according to actual needs, selection pressure 120,250,400,500, the pump of the multiple pressure such as 600MPa, thereby increased the versatility of this spinning pump, be more suitable for applying.
Ultrahigh pressure rolling ball transmission spinning pump of the present utility model, described detection control system comprises speed detector and control system, described speed detector is positioned on the gear-box, detects the rotating speed of small gear and signal is passed to control system, and described control system connects and the control motor.
By being arranged at the speed detector on the gear-box, gear in the gear pair is carried out rotating speed to be detected, then testing signal is passed on the control system, control system is according to default program, be used for forward or the counter-rotating of control motor, thereby can control the opposite action of formation between two pump housings, when compressed media forms the ultrahigh pressure medium in one pump housing, then in the pump housing, suck medium in another pump housing, this medium can be water or oil, and when the action in two pump housings was near completion, speed detector detected the speed conditions of gear, control system is controlled immediately motor and is stopped operating, and then control its counter-rotating, and just beginning in the pump housing of so originally superzapping toward interior suction medium, script sucks in the pump housing of medium and then begins superzapping, so repeatedly, so that between two pump housings constantly circulation carry out repeatedly superzapping, suck the action of medium, the interlock of two pump housings, thereby so that efficient is higher, cost is cheaper, is more suitable for applying.
In sum, owing to having adopted technique scheme, the beneficial effects of the utility model are:
1, ultrahigh pressure rolling ball transmission spinning pump of the present utility model, compact structure, lightweight, easy to maintenance, with low cost;
2, ultrahigh pressure rolling ball transmission spinning pump of the present utility model, the mode of rolling ball transmission realizes energy-conservation effect so that transmission efficiency is higher, and safe, and reliability is strong, and is lightweight, and the life-span is long, and cost performance is high, is fit to apply.
Description of drawings
Fig. 1 is the structural representation of ultrahigh pressure rolling ball transmission spinning pump of the present utility model;
Fig. 2 is the structural representation of spinning pump part among Fig. 1;
Fig. 3 is the structural representation of the superpressure pump of double-deck cylinder body.
Mark among the figure: 1-small gear, 2-gearwheel, 3-geared sleeve, 4-plunger, the 5-pump housing, 6-pump barrel, 7-sealing group, 8-spin key, 9-roller, 10-spin, 11-one-way input valve, the unidirectional delivery valve of 12-, 13-thrust-bearing lower cover, 14-ball-recirculation device, 15-thrust-bearing loam cake, 16-ball, 17-motor, 18-gear-box, the outer pump barrel of 19-.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in detail.
In order to make the purpose of this utility model, technological scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explaining the utility model, and be not used in restriction the utility model.
Embodiment 1, as depicted in figs. 1 and 2, ultrahigh pressure rolling ball transmission spinning pump of the present utility model, comprise gear-box 18, be connected with two pump housings 5 on the described gear-box 18, all be sealedly connected with pump barrel 6 on two pump housings 5, be provided with one-way input valve 11 and unidirectional delivery valve 12 in the bottom of pump barrel 6, be provided with geared sleeve 3 in arbitrary pump housing 5, cover has thrust-bearing on the upper end outer wall of described geared sleeve 3, geared sleeve 3 is rotated with respect to the pump housing 5, the upper and lower end of described thrust-bearing is fixing by thrust-bearing loam cake 15 and thrust-bearing lower cover 13 respectively, two geared sleeves 3 are connected on the drive unit and by its control, described drive unit comprises two motors 17, all be connected with reducing gear on the described motor 17, all be connected with small gear 1 on the output shaft of described reducing gear, two small gears 1 mesh with the gearwheel 2 that is positioned at gear-box 18 simultaneously, be provided with middle gear at gear-box 18, described middle gear and gearwheel 2 coaxial rotation, described middle gear simultaneously with two pump housings 5 in geared sleeve 3 engagements, described drive unit is connected in and detects on the control system, described detection control system comprises speed detector and control system, described speed detector is positioned on the gear-box 18, detect the rotating speed of small gear 1 and signal is passed to control system, described control system connects and control motor 17, in geared sleeve 3, be combined with ball-recirculation device 14, described ball-recirculation device 14 is placed in the upper end of plunger 4, be provided with ball channel in the wherein said ball-recirculation device 14, be provided with the ball grooves that holds ball 16 that cooperatively interacts on the inwall of the outer wall of described ball-recirculation device 14 and geared sleeve 3, be provided with the ball 16 that continuous circulation rolls in ball grooves on ball-recirculation device 14 outer walls and the ball channel, make between geared sleeve 3 and the ball-recirculation device 14 and can relatively rotate, described plunger 4 is positioned at the pump housing 5 and pump barrel 6, and the lower end of described plunger 4 is provided with the sealing group 7 with pump barrel 6 inner wall sealings, sidewall at plunger 4 is provided with guiding groove, be provided with spin key 8 on the sidewall of described pump barrel 6, described spin key 8 is matched with in the guiding groove, described spin key 8 comprises spin 10 and roller 9, described roller 9 is fixed on the sidewall of pump barrel 6, described roller 9 is limited to spin 10 in the guiding groove, makes plunger 4 mobile with respect to pump barrel 6 vertical direction under the effect of spin key 8.
Ultrahigh pressure rolling ball transmission spinning pump of the present utility model, when needs use, can rotate by drive motor 17, motor 17 slows down by reducing gear, output shaft driving pinion 1 at reducing gear rotates, two small gears 1 drive simultaneously gearwheel 2 and rotate, the middle gear coaxial with gearwheel rotates simultaneously, the geared sleeve 3 that middle gear drives in two pump housings rotates with respect to the pump housing 5, the rotation of geared sleeve 3 is so that ball 16 circulating rolling continuously in ball grooves, thereby relatively rotate so that form between geared sleeve 3 and the ball-recirculation device 14, because the rotation of geared sleeve 3 has driven the ball channel of ball 16 in ball-recirculation device 14, ball grooves on geared sleeve 3 inwalls, roll in the ball grooves on ball-recirculation device 14 outer walls, because the sidewall at pump barrel 6 is provided with spin key 8, this spin key 8 is defined in the guiding groove on the plunger 4, and the upper end of plunger 4 and ball-recirculation device 14 are fixing, therefore when the ball in the ball-recirculation device 14 continuously rolls, can the ball-recirculation device 14 the rotation of geared sleeve 3 can be converted into movement on plunger 4 vertical directions with plunger 4, plunger 4 and pump barrel 6 inner wall sealings, thereby the movement of plunger 4 can be to hydraulic medium boil down to high pressure oil and the super high pressure oil in the pump barrel 6, and from unidirectional delivery valve output ultrahigh-pressure hydraulic medium, also can in pump barrel 6, be compressed into pressure from the medium that one-way input valve sucks low pressure simultaneously.Adopt two motors 17 and two pump barrels 6 in the utility model, the action that the plunger in while two pump housings carries out is just opposite, during any pumping pressure oiling, and then another oil suction.Can control forward or the counter-rotating of motor in the utility model, thereby can control the opposite action of formation between two pump housings, when compressed media forms the ultrahigh pressure medium in one pump housing, then in the pump housing, suck medium in another pump housing, this medium can be water or oil, when the action in two pump housings is near completion, speed detector detects the speed conditions of gear, control system is controlled immediately motor and is stopped operating, and then control its counter-rotating, and just beginning in the pump housing of so originally superzapping toward interior suction medium, script sucks in the pump housing of medium and then begins superzapping, so repeatedly, so that between two pump housings constantly circulation carry out repeatedly superzapping, suck the action of medium, the interlock of two pump housings, thereby so that efficient is higher, cost is cheaper, is more suitable for applying.
Embodiment 2 as shown in Figure 3, on embodiment 1 basis, at pump barrel 6 outer wall covers outer pump barrel 19 is arranged, described outer pump barrel 19 is sealedly attached on the pump housing 5, the bearing capacity of pump barrel part of the below of the pump housing is increased so that whole spinning pump can be according to actual needs, selection pressure 120,250,400,500, the pump of the multiple pressure such as 600MPa, thereby increased the versatility of this spinning pump, be more suitable for applying.
Ultrahigh pressure rolling ball transmission spinning pump of the present utility model, the left-right rotary design makes the work alternation of pump, has realized the alternately continuously uninterrupted feed flow of pump liquid.The design of dual-motor, leave larger space for the configuration of power, the double reduction device, realized movement at a slow speed, in the working life of greatly having improved motive sealing, the 3 stops that totally is set to of pump has realized power, transmission and pump barrel be function independently, make the most of the advantage separately, vertical design, pump barrel is immersed in and makes hydraulic station design more compact and reasonable in the fuel tank.Adopt the ball leading screw driving mode, transmission efficiency is brought up to the highest level, thereby realizes energy-saving effect, and the diversity of pump liquid can be water, also can be oil, emulsified liquid etc.Realized standardization and interchangeability, reduced manufacture cost, more be conducive to volume production, made things convenient for simultaneously maintenance and repair, the overall setting of pump has greatly realized the compactness of structure, and attractive in appearance, proper, lightweight, easy to use, the life-span is long, the advantage that Security waits well.
The above only is preferred embodiment of the present utility model; not in order to limit the utility model; all any modifications of within spirit of the present utility model and principle, doing, be equal to and replace and improvement etc., all should be included within the protection domain of the present utility model.
Claims (8)
1. ultrahigh pressure rolling ball transmission spinning pump, it is characterized in that: it comprises gear-box (18), be connected with two pump housings (5) on the described gear-box (18), all be sealedly connected with pump barrel (6) on two pump housings (5), be provided with one-way input valve (11) and unidirectional delivery valve (12) in the bottom of pump barrel (6), be provided with geared sleeve (3) in arbitrary pump housing (5), two geared sleeves (3) are connected on the drive unit and by its control, described drive unit is connected in and detects on the control system, in geared sleeve (3), be combined with ball-recirculation device (14), described ball-recirculation device (14) is placed in the upper end of plunger (4), described plunger (4) is positioned at the pump housing (5) and pump barrel (6), and the lower end of described plunger (4) is provided with the sealing group (7) with pump barrel (6) inner wall sealing.
2. ultrahigh pressure rolling ball transmission spinning pump as claimed in claim 1, it is characterized in that: be provided with ball channel in the described ball-recirculation device (14), be provided with the ball grooves that holds ball (16) that cooperatively interacts on the inwall of the outer wall of described ball-recirculation device (14) and geared sleeve (3), be provided with the ball (16) that continuous circulation rolls in ball grooves on ball-recirculation device (14) outer wall and the ball channel, make between geared sleeve (3) and the ball-recirculation device (14) and can relatively rotate.
3. ultrahigh pressure rolling ball transmission spinning pump as claimed in claim 1 or 2, it is characterized in that: be provided with guiding groove on the sidewall of described plunger (4), be provided with spin key (8) on the sidewall of described pump barrel (6), described spin key (8) is matched with in the guiding groove, makes plunger (4) mobile with respect to pump barrel (6) vertical direction under the effect of spin key (8).
4. ultrahigh pressure rolling ball transmission spinning pump as claimed in claim 3, it is characterized in that: described spin key (8) comprises spin (10) and roller (9), described roller (9) is fixed on the sidewall of pump barrel (6), and described roller (9) is limited to spin (10) in the guiding groove.
5. such as claim 2 or 4 described ultrahigh pressure rolling ball transmission spinning pumps, it is characterized in that: described drive unit comprises two motors (17), described motor all is connected with reducing gear on (17), all be connected with small gear (1) on the output shaft of described reducing gear, two small gears (1) mesh with the gearwheel that is positioned at gear-box (18) (2) simultaneously, be provided with middle gear at gear-box (18), described middle gear and gearwheel (2) coaxial rotation, described middle gear simultaneously with two pump housings (5) in geared sleeve (3) engagement.
6. ultrahigh pressure rolling ball transmission spinning pump as claimed in claim 5, it is characterized in that: cover has thrust-bearing on the upper end outer wall of described geared sleeve (3), geared sleeve (3) is rotated with respect to the pump housing (5), and the upper and lower end of described thrust-bearing is fixing by thrust-bearing loam cake (15) and thrust-bearing lower cover (13) respectively.
7. such as claim 1 or 2 or 4 or 6 described ultrahigh pressure rolling ball transmission spinning pumps, it is characterized in that: at pump barrel (6) outer wall cover outer pump barrel (19) is arranged, described outer pump barrel (19) is sealedly attached on the pump housing (5).
8. such as claim 1 or 2 or 4 or 6 described ultrahigh pressure rolling ball transmission spinning pumps, it is characterized in that: described detection control system comprises speed detector and control system, described speed detector is positioned on the gear-box (18), detect the rotating speed of small gear (1) and signal is passed to control system, described control system connects and control motor (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220549782 CN202883292U (en) | 2012-10-25 | 2012-10-25 | Ultra-high-pressure ball transmission rotary extrusion pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220549782 CN202883292U (en) | 2012-10-25 | 2012-10-25 | Ultra-high-pressure ball transmission rotary extrusion pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202883292U true CN202883292U (en) | 2013-04-17 |
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ID=48074727
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220549782 Expired - Fee Related CN202883292U (en) | 2012-10-25 | 2012-10-25 | Ultra-high-pressure ball transmission rotary extrusion pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202883292U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107575379A (en) * | 2017-10-27 | 2018-01-12 | 吉林省云动力智能装备制造有限公司 | High efficiency smart adjustable hydraulic pump and its pumping station system of application |
-
2012
- 2012-10-25 CN CN 201220549782 patent/CN202883292U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107575379A (en) * | 2017-10-27 | 2018-01-12 | 吉林省云动力智能装备制造有限公司 | High efficiency smart adjustable hydraulic pump and its pumping station system of application |
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