CN105840450A - Intelligent liquid adding pump - Google Patents

Abstract

The invention relates to a liquid pump, and particularly provides an intelligent liquid adding pump. The intelligent liquid adding pump comprises a base, a motor drive device, a connecting rod drive mechanism, a plunger, a plunger cylinder, a motor forward and reverse rotation controller and a remote control system. The plunger cylinder and the motor drive device are both fixedly connected to the base. The motor drive device is connected to the connecting rod drive mechanism. The connecting rod drive mechanism is connected to one end of the plunger. The plunger is in sliding connection with the plunger cylinder. The plunger cylinder is provided with a liquid inlet and a liquid outlet. The liquid inlet and the liquid outlet are each provided with a one-way valve. The motor forward and reverse rotation controller is connected to the motor drive device and connected with the remote control system. When a motor of the motor drive device rotates forwardly, the plunger moves in the direction close to the connecting rod drive mechanism; and when the motor of the motor drive device rotates reversely, the plunger moves in the direction far away from the connecting rod drive mechanism. According to the intelligent liquid adding pump, the inner structure of the liquid adding pump is simplified, regular and quantitative automatic liquid adding is achieved, and the using performance of an existing liquid adding pump is improved.

Description

Intelligence fluid filling pump

Technical field

The present invention relates to a kind of liquid pump, in particular to a kind of intelligence fluid filling pump.

Background technology

The system airtight with pressure of the chemical fields such as reactor, oil well, gathering line is (if oil well is in exploitation During to the circulation system with pressure of oil well casing, sealed oil well with liquid preparation (corrosion inhibiter, sterilization The liquid preparations such as agent, antisludging agent, demulsifier, thinner, wax-proofing agent) will temporally add liquid Medicament), general every day, average liquid feeding 1～5kg, used dosing pump to be quantitatively adding liquid now, and it is used for The fluid filling pump of dosing mainly has plunger displacement pump, screw pump, membrane pump etc., and present fluid filling pump needs manually to enter Row switch, and structure is complicated, long time running abrasion is the worst, and frequency of maintenance is high, therefore, existing Fluid filling pump exist in-convenience in use, structure is complicated, adds and forces down, and with pressure starts difficulty, and energy consumption height uses High in cost of production problem.

Summary of the invention

It is an object of the invention to provide a kind of intelligence fluid filling pump.To simplify the internal structure of fluid filling pump, Realize automatic liquid-feeding at regular time and quantity, improve the serviceability of existing fluid filling pump.

The present invention is achieved in that

A kind of intelligence fluid filling pump, including pedestal, motor driver, bar-link drive, plunger, Plunger case, positive and negative rotating controller for motor and remote control system, plunger case, motor driver are equal Being fixedly connected on pedestal, motor driver is connected to bar-link drive, and bar-link drive connects In one end of plunger, plunger is slidably connected to plunger case, and plunger case is provided with inlet and liquid outlet, Inlet and liquid outlet are provided with check valve, and positive and negative rotating controller for motor is connected to motor driver, Positive and negative rotating controller for motor is connected with remote control system, when the motor of motor driver rotates forward, and post Fill near the motion of the direction of bar-link drive, during the motor reversal of motor driver, plunger to Move in direction away from bar-link drive.

Further, in presently preferred embodiments of the present invention, above-mentioned motor driver be electric pushrod or Electrohydraulic push rod.

Further, in presently preferred embodiments of the present invention, above-mentioned bar-link drive include drive rod, Support bar, connecting rod, one end of support bar is fixedly connected on plunger case, and the other end of support bar rotates even Being connected to one end of drive rod, drive rod is connected to push rod or the electricity of electric pushrod away from one end of support bar The push rod of liquid push rod, one end of connecting rod is rotationally connected with the middle part of drive rod, and the other end is rotationally connected with One end of plunger.

Further, in presently preferred embodiments of the present invention, the push rod of above-mentioned drive rod and electric pushrod or Being additionally provided with pulling force buffering band between the push rod of Electrohydraulic push rod, one end of pulling force buffering band is fixedly connected on The push rod of electric pushrod or the push rod of Electrohydraulic push rod, the other end is fixedly connected on drive rod.

Further, in presently preferred embodiments of the present invention, above-mentioned remote control system include computer, Receiver of remote-control sytem, positive and negative rotating controller for motor, computer are connected to receiver of remote-control sytem.

Further, in presently preferred embodiments of the present invention, the plunger that is internally provided with of above-mentioned plunger case is lived Dynamic chamber, feed pathway, liquid outlet channel, feed pathway and plunger activity chamber are away from bar-link drive One end connects, and the connectivity part in feed pathway and plunger activity chamber with plunger away from bar-link drive One rectifies right, and liquid outlet channel connects with the sidepiece in plunger activity chamber, and liquid outlet channel and plunger activity chamber Connectivity part be positioned at plunger activity chamber near one end of feed pathway.

Further, in presently preferred embodiments of the present invention, above-mentioned check valve includes annular protrusion, steel ball, The one side of annular protrusion is the arc-shaped concave coordinated with steel ball, and steel ball is positioned over the arc of annular protrusion In concave surface, annular protrusion is arranged at feed pathway or plunger case inwall corresponding to liquid outlet channel.

Further, in presently preferred embodiments of the present invention, above-mentioned intelligence fluid filling pump also includes for surveying The Pressure gauge of examination plunger case internal hydraulic pressure.

Further, in presently preferred embodiments of the present invention, above-mentioned plunger case is near bar-link drive One end is provided with the steel bushing for closing plunger case, and plunger case removably connects with steel bushing.

Further, in presently preferred embodiments of the present invention, it is additionally provided with between above-mentioned steel bushing and plunger case Sealing ring.

The beneficial effect that the present invention realizes: control positive and negative rotating controller for motor by remote control system fixed Time control motor driver move, motor driver acts on bar-link drive, connecting rod Drive mechanism drives plunger to move reciprocatingly in plunger case again, thus sucks from the inlet of plunger case Quantitative liquid, then extrude from plunger case liquid outlet, the most reciprocal so that this intelligence fluid filling pump Filling operation can be carried out at regular time and quantity.Meanwhile, the simple in construction of this intelligence fluid filling pump, operation side Just, pump pressure height, the difficulty that starts with pressure, energy-saving and cost-reducing, greatly increase the use of existing fluid filling pump Performance.

Accompanying drawing explanation

In order to be illustrated more clearly that the technical scheme of the embodiment of the present invention, below will be to required in embodiment Accompanying drawing to be used is briefly described, it will be appreciated that the following drawings illustrate only some of the present invention Embodiment, is therefore not construed as the restriction to scope, for those of ordinary skill in the art, On the premise of not paying creative work, it is also possible to obtain other relevant accompanying drawings according to these accompanying drawings.

The structural representation of the intelligent fluid filling pump that Fig. 1 provides for embodiments of the invention.

Reference collects: intelligence fluid filling pump 100；Nut 101；Screw 102；Pulling force buffering band 103； Pressure gauge 104；Sealing ring 105；Pedestal 110；Motor driver 120；Motor 121；Push rod 122；Bar-link drive 130；Drive rod 131；Support bar 132；Connecting rod 133；Plunger 140； Plunger case 150；Liquid outlet 151；Inlet 152；Plunger activity chamber 153；Feed pathway 154；Go out Liquid passage 155；Positive and negative rotating controller for motor 160；Remote control system 170；Steel bushing 180；Unidirectional Valve 190a；Annular protrusion 191a；Steel ball 192a；Check valve 190b；Annular protrusion 191b；Steel ball 192b。

Detailed description of the invention

Below by specific embodiment and combine accompanying drawing the present invention is described in further detail.

Seeing accompanying drawing 1, a kind of intelligence fluid filling pump 100 that embodiments of the invention provide, including pedestal 110, motor driver 120, bar-link drive 130, plunger 140, plunger case 150, motor Positive and negative rotating controller 160 and remote control system 170.

Pedestal 110 primarily serves the effect supporting and fixing other structures, in the present embodiment, pedestal 110 Be shaped as rectangular tabular, certainly, in other embodiments, it is also possible to select according to actual needs The pedestal 110 of other shapes, the bottom of pedestal 110 may be provided for the spike etc. supported. The material of pedestal 110 selects metal material, preferably stainless steel, and it has stronger mechanical strength, It is not easy damaged or corrosion such that it is able to well other structures of intelligence fluid filling pump 100 are carried out Support.Certainly, in other embodiments, pedestal 110 can also select the preferable material of other mechanical strengths Matter, such as fiberglass etc..

Motor driver 120 is power set, and its effect is the plunger for intelligence fluid filling pump 100 The reciprocating motion of 140 provides original power.In the present embodiment, motor driver 120 pushes away for electronic Bar, and electric pushrod is vertically arranged, is mainly used in discharge opeing pressure less than 50Mpa, and lifting rate is less than The situation of 20kg/h.Certainly, in other embodiments, it is also possible to according to actual needs to electric pushrod Angle is adjusted.Electric pushrod, also known as push-rod electric machine, electric cylinder and linear actuators.Electronic push away Bar is the driven by power dress of a kind of straight reciprocating motion that the rotary motion of motor is changed into push rod Putting, it is prior art.Electric pushrod includes that motor 121, motor 121 are fixedly connected on pedestal 110, Electric pushrod also includes reduction gearing, screw rod, nut, guide pipe, guide pin bushing, push rod 122, stroke Reversing switch, motor 121 connects reduction gearing, and reduction gearing connects screw rod, and nut sleeve is located at screw rod On, guide pin bushing is sheathed on nut, and guide pin bushing is connected to push rod 122.

When motor 121 rotates forward, motor 121 drives reduction gearing to rotate, and reduction gearing is just driving screw rod To rotation, screw rod band nut moves axially in guide pipe, and nut drives guide bush movement, guide pin bushing again Push rod 122 is promoted to move upward.When motor 121 inverts, motor 121 drives reduction gearing to rotate, Reduction gearing drives screw rod to rotate backward, and screw rod drives nut to move axially in guide pipe, nut Driving guide bush movement again, guide pin bushing drives push rod 122 to move downward.

Certainly, in other embodiments, motor driver 120 can also be Electrohydraulic push rod, similarly, Electrohydraulic push rod is also vertically arranged.Electrohydraulic push rod is a kind of mechanical, electrical, liquid integrated Novel flexible-transmission Mechanism, it is with executing agency's (oil cylinder), controlling organization (hydraulic control valve group) and power source (Oil pump electrical machinery Deng) composition.Various structures form can be had according to in-site installation space and user's service condition Electrohydraulic push rod. Motor drives the positive and negative pressure oil output of bidirectional hydraulic pump by rotating, delivers to oil cylinder through hydraulic control valve, Also the reciprocating motion of piston rod is realized.It is mainly used in discharge opeing pressure and is more than 50Mpa, and lifting rate is more than The situation of 20kg/h.When motor rotates forward, driven by motor bidirectional hydraulic pump rotates forward, and pressure oil is through liquid Pressure control valve delivers to oil cylinder, and piston rod moves upward, and promotes push rod to move upward by guide pin bushing.Motor When rotating backward, driven by motor bidirectional hydraulic pump rotates backward, and pressure oil delivers to oil through hydraulic control valve Cylinder, piston rod moves downward, and promotes push rod to move downward by guide pin bushing.

Bar-link drive 130 is the mechanical machine for connecting motor driver 120 and plunger 140 Structure, by bar-link drive 130 so that motor driver 120 can be real simply and easily Now to the plunger 140 reciprocating control in plunger case 150.Specifically, bar-link drive 130 include drive rod 131, support bar 132, connecting rod 133, and support bar 132 primarily serves driving The effect that bar 131 is supported, one end of support bar 132 is fixedly connected on the outer wall of plunger case 150 On, certainly, in other embodiments, support bar 132 can also be connected directly between on pedestal 110.? The other end of strut 132 is rotationally connected with one end of drive rod 131, and drive rod 131 is away from support bar One end of 132 is connected to the push rod 122 of electric pushrod, and in other embodiments, drive rod 131 is away from propping up One end of strut 132 can also be connected to the push rod of Electrohydraulic push rod.So that push rod 122 is upper and lower Motion housing drives the top around support bar 132 of drive rod 131 to rotate upwardly and downwardly.Connecting rod 133 One end be rotationally connected with the middle part of drive rod 131, the other end of connecting rod 133 is rotationally connected with plunger One end of 140, thus drive rod 131 under the effect of push rod 122 on the top of support bar 132 During lower rotation, drive plunger 140 to move up and down in plunger case 150 the most simultaneously.Certainly, other are real Executing in example, it is suitable that connecting rod 133 and the link position of drive rod 131 can be carried out according to actual needs Adjust, as long as its link position is between the junction at drive rod 131 two ends.

If direct for push rod 122 and drive rod 131 one end is linked together, at push rod 122 During the Long-Time Service that drive drive rod 131 rotates upwardly and downwardly between push rod 122 and drive rod 131 just Property effect, easily can cause certain infringement to motor driver 120.Therefore, in the present embodiment, Drive rod 131 is additionally provided with pulling force buffering band 103, pulling force buffering band with the push rod 122 of electric pushrod One end of 103 is fixedly connected on the push rod 122 of electric pushrod, and the other end is fixedly connected on drive rod 131. The end of drive rod 131 and the end of push rod 122 are provided with connecting hole for connecting pulling force buffering band 103, the material of pulling force buffering band 103 can be quality of rubber materials, it is also possible to for steel rope etc. other Material, so that it has durability.Make push rod 122 in effect by pulling force buffering band 103 When drive rod 131, there is certain buffering such that it is able to be effectively prevented motor driver 120 damage.

Plunger case 150 is fixedly connected on pedestal 110, and plunger 140 is slidably connected in plunger case 150, In the present embodiment, the direction of plunger 140 motion is vertical direction, to meet connecting rod 133 to plunger 140 Driving.Certainly, in other embodiments, it is also possible to the direction of motion of plunger 140 is adjusted. Further, seeing accompanying drawing 1, in the present embodiment, the bottom of plunger case 150 passes pedestal 110, then To be locked between plunger case 150 and pedestal 110 by the cooperation of nut 101 and screw 102. Wherein the quantity of screw 102 can be designed as required.

Further, in the present embodiment, plunger case 150 sets near one end of bar-link drive 130 Being equipped with the steel bushing 180 for closing plunger case 150, plunger case 150 removably connects with steel bushing 180, Specifically, i.e. embed steel bushing 180 at the top of plunger case 150, steel bushing 180 and plunger case 150 it Between can be connected by bolt etc..The activity to plunger 140 is allowed to by the setting of steel bushing 180 Limit so that it can not depart from from plunger case 150, and can take off steel when installing Set 180, embeds steel bushing 180 again, thus beneficially coupled columns plug is replaced and keeps in repair after installation.

Further, in the present embodiment, between steel bushing 180 and plunger case 150, it is additionally provided with sealing ring 105, sealing ring 105 is the sealing ring of " O " shape, can be to steel bushing 180 He by sealing ring 105 The junction of plunger case 150 seals so that have preferably sealing, post in plunger case 150 When plug 140 moves in plunger case 150, it is possible to preferably draw liquid into and extrude, so that The using effect of this intelligence fluid filling pump 100 is more preferable.

Plunger case 150 is provided with inlet 152 and liquid outlet 151, and inlet 152 is provided with list To valve 190a so that liquid can only enter from inlet 152, it is impossible to discharges from inlet 152, goes out Liquid mouth 151 is provided with check valve 190b so that liquid outlet 151 can only allow liquid go out, it is impossible to allow liquid Body enters.

Specifically, see accompanying drawing 1, the plunger activity that the is internally provided with chamber 153 of plunger case 150, feed liquor Passage 154, liquid outlet channel 155, plunger activity chamber 153 is mainly used in the activity of plunger 140, this reality Executing in example, feed pathway 154 connects with the bottom in plunger activity chamber 153, and feed pathway 154 with The connectivity part in plunger activity chamber 153 is the most right with the bottom of plunger 140, and liquid outlet channel 155 is lived with plunger The sidepiece in dynamic chamber 153 connects, and the connectivity part in liquid outlet channel 155 and plunger activity chamber 153 is positioned at post Plug activity chamber 153 near one end of feed pathway 154, i.e. liquid outlet channel 155 and plunger activity chamber 153 Sidepiece bottom connection, feed pathway 154 connects with inlet 152, liquid outlet channel 155 with go out Liquid mouth 151 connects.Thus plunger 140 is when moving upward under the effect of connecting rod 133, by liquid from The inlet 152 of bottom sucks, and is entered in plunger activity chamber 153 by feed pathway 154.Post When plug 140 moves downward under the effect of connecting rod 133 again, the liquid in plunger activity chamber 153 is led to Extrude from liquid outlet 151 after crossing liquid outlet channel 155.

Further, see accompanying drawing 1, in the present embodiment, check valve 190a include annular protrusion 191a, Steel ball 192a, the bottom diameter of feed pathway 154 is conducive to more greatly the entrance of liquid, annular protrusion 191a Being arranged on the inwall of feed pathway 154 correspondence, the upper surface of annular protrusion 191a is and steel ball 192a The arc-shaped concave of surface engagement, thus steel ball 192a can be placed on the upper surface of annular protrusion 191a Feed pathway 154 is closed, when liquid enters feed pathway 154 from bottom, can be by steel ball 192a jack-up and enter plunger activity chamber 153, and when liquid is extruded plunger case 150, liquid can be pressed Compel steel ball 192a feed pathway 154 is closed, thus realize unidirectional opening and closing.Similarly, unidirectional Valve 190b includes annular protrusion 191b, steel ball 192b, and liquid outlet channel 155 is provided with one section of vertical section, Annular protrusion 191b is arranged on the inwall that the vertical section of liquid outlet channel 155 is corresponding, annular protrusion 191b Upper surface be and the arc-shaped concave of steel ball 192b surface engagement.Thus steel ball 192b can be placed on Liquid outlet channel 155 is closed by the upper surface of annular protrusion 191b, and liquid enters out liquid and leads to from bottom When road 155 passes through, steel ball 192b jack-up can be extruded from liquid outlet 151, and when sucking liquid, Can make steel ball 192b that liquid outlet channel 155 is closed, thus realize unidirectional opening and closing.Certainly, its In his embodiment, it is also possible to the check valve of routine is set at inlet 152 and liquid outlet 151.

In the present embodiment, positive and negative rotating controller for motor 160 is connected to motor driver 120, specifically Ground, it is connected to motor 121, such that it is able to control motor 121 by positive and negative rotating controller for motor 160 Rotating, with reach control push rod 122 stroke, further reach control liquid volume added.Meanwhile, Further, in the present embodiment, remote control system 170 includes computer, receiver of remote-control sytem, distant Control receiver is connected to be connected to positive and negative rotating controller for motor 160, receiver of remote-control sytem and computer Signal connects, thus remote controller can receive instructing motor 121 from computer program Rotating is timed control.Certainly, in other embodiments, it is also possible to by remote controller or other Control terminal receiver of remote-control sytem transmission signal is controlled.Thus can by remote control system 170 To reach the control at regular time and quantity of the liquid feeding to intelligence fluid filling pump 100.

Further, in the present embodiment, intelligence fluid filling pump 100 also includes for test pole plug cylinder 150 Between the Pressure gauge 104 of internal hydraulic pressure, Pressure gauge 104 and check valve 190b and plunger activity chamber 153 Liquid outlet channel 155 connect, thus can be internal to plunger case 150 well by Pressure gauge 104 Pressure detect so that can to output pressure accurately regulate.

The use liquid feeding principle of intelligence fluid filling pump 100:

When motor driver 120 uses electric pushrod, by remote control system 170 remote control or set Control motor 121 of fixing time rotates forward and drives reduction gearing to rotate, and reduction gearing drives screw rod to rotate forward, Screw rod promotes nut to move axially in guide pipe, then promotes push rod 122 to move upward by guide pin bushing, Push rod 122 promotes drive rod 131 to move upward by pulling force buffering band, drives plunger 140 upwards to transport Dynamic, in negative pressure in plunger case 150, thus liquid is sucked through check valve 190a from inlet 152 Entering in plunger activity chamber 153, push rod 122 arrives predetermined stroke to be believed by return of stroke switch feedback Number.Then, then motor 121 is controlled by remote control system 170 remote control or the time of setting the most reverse Rotating, reduction gearing drives screw rod to rotate backward, and screw rod drives nut to move axially in guide pipe, By guide pin bushing drive push rod move downward, push rod 122 by pulling force buffering band pull drive rod 131 to Lower motion, thus drive plunger 140 to move downward, liquid is pressurizeed by plunger case, passes through check valve 190b discharges liquid.Push rod 122 arrives predetermined stroke to be stopped by return of stroke switch feedback signal, Realize an imbibition discharge opeing stroke.

Certainly, promote in other embodiments replacing electric pushrod with Electrohydraulic push rod: pass through remote pilot System remote control or setting time control motor rotating forward and drive bidirectional hydraulic pump to rotate forward, and pressure oil is through liquid Pressure control valve delivers to oil cylinder, and piston rod moves upward, and promotes push rod to move upward by guide pin bushing, passes through Pulling force buffering band promotes boosting-rod to move upward, and drives plunger to move upward, and liquid is inhaled by check valve Entering plunger case, push rod arrives predetermined stroke by return of stroke switch feedback signal.Then, by distant Control control system remote control or setting time control motor and rotate backward, drive bidirectional hydraulic pump reversely to turn Dynamic, pressure oil delivers to oil cylinder through hydraulic control valve, and piston rod moves downward, and promotes push rod by guide pin bushing Move downward, promote boosting-rod to move downward by pulling force buffering band, drive post to move downward, liquid Pressurizeed by plunger case, discharge liquid by check valve, it is achieved an imbibition discharge opeing stroke.

In sum, the simple in construction of this intelligence fluid filling pump 100, easy to operate, greatly increase The serviceability of existing fluid filling pump.It can Remote or set start, close down etc. and to automate at any time Programming Control, simple to operate, compact conformation, can startup with pressure close down, energy-saving and cost-reducing, seal grinds Damaging few, maintenance cost is low.This intelligence fluid filling pump 100 can also realize low consumption of the liquid ten milliliters to tens kilograms Remote or design self-timing quantitative liquid feeding, save manual operation, it is achieved automation.

For making the purpose of the embodiment of the present invention, technical scheme and advantage clearer, above in conjunction with this Accompanying drawing in bright embodiment, has carried out clearly and completely retouching to the technical scheme in the embodiment of the present invention State, it is clear that described embodiment is a part of embodiment of the present invention rather than whole embodiments. Generally herein described in accompanying drawing and the assembly of the embodiment of the present invention that represents can be with various different Configuration is arranged and is designed.

Therefore, the detailed description of the above embodiments of the invention to providing in the accompanying drawings is not intended to limit The scope of claimed invention processed, but it is merely representative of the selected embodiment of the present invention.Based on this Embodiment in invention, those of ordinary skill in the art are obtained under not making creative work premise The every other embodiment obtained, broadly falls into the scope of protection of the invention.

In describing the invention, it should be noted that term " on ", D score, " vertically ", " interior ", Orientation or the position relationship of the instruction such as " outward " are based on orientation shown in the drawings or position relationship, or should The orientation usually put or position relationship when invention product uses, be for only for ease of the description present invention and Simplify describe rather than instruction or the hint device of indication or element must have specific orientation, with Specific azimuth configuration and operation, be therefore not considered as limiting the invention.

In describing the invention, in addition it is also necessary to explanation, unless otherwise clearly defined and limited, Term " is arranged ", " installation ", " being connected ", " connection " should be interpreted broadly, for example, it may be fixing even Connect, it is also possible to be to removably connect, or be integrally connected；Can be to be mechanically connected, it is also possible to be electricity Connect；Can be to be joined directly together, it is also possible to be indirectly connected to by intermediary, can be two elements Internal connection.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition Language concrete meaning in the present invention.

Claims (10)

1. an intelligent fluid filling pump, it is characterised in that include pedestal, motor driver, connecting rod Drive mechanism, plunger, plunger case, positive and negative rotating controller for motor and remote control system, described post Plug cylinder, described motor driver are fixedly connected with in described pedestal, and described motor driver connects In described bar-link drive, described bar-link drive is connected to described plunger, and described plunger slides Being connected to described plunger case, described plunger case is provided with inlet and liquid outlet, described inlet and Described liquid outlet is provided with check valve, and described positive and negative rotating controller for motor is connected to described motor and drives Device, described positive and negative rotating controller for motor is connected with described remote control system, and described motor drives dress When the motor put rotates forward, described plunger is near the motion of the direction of described bar-link drive, described electricity During the motor reversal of machine actuating device, described plunger moves to the direction away from described bar-link drive.

Intelligence fluid filling pump the most according to claim 1, it is characterised in that described motor drives Device is electric pushrod or Electrohydraulic push rod.

Intelligence fluid filling pump the most according to claim 2, it is characterised in that described connecting rod drives Mechanism includes that drive rod, support bar, connecting rod, one end of described support bar are fixedly connected on described plunger Cylinder, the other end of described support bar is rotationally connected with one end of described drive rod, described drive rod away from One end of described support bar is connected to push rod or the push rod of described Electrohydraulic push rod of described electric pushrod, institute The one end stating connecting rod is rotationally connected with the middle part of described drive rod, and the other end is rotationally connected with described plunger One end.

The most according to claim 3 intelligence fluid filling pump, it is characterised in that described drive rod with It is additionally provided with pulling force buffering band, institute between the push rod of described electric pushrod or the push rod of described Electrohydraulic push rod The one end stating pulling force buffering band is fixedly connected on the push rod of described electric pushrod or pushing away of described Electrohydraulic push rod Bar, the other end is fixedly connected on described drive rod.

Intelligence fluid filling pump the most according to claim 1, it is characterised in that described remote pilot System includes computer, receiver of remote-control sytem, and described positive and negative rotating controller for motor, described computer are respectively It is connected to described receiver of remote-control sytem.

Intelligence fluid filling pump the most according to claim 1, it is characterised in that described plunger case It is internally provided with plunger activity chamber, feed pathway, liquid outlet channel, described feed pathway and described plunger Movable chamber connects away from one end of described bar-link drive, and described feed pathway is lived with described plunger It is right that the connectivity part in dynamic chamber and described plunger are rectified away from the one of bar-link drive, described liquid outlet channel and The sidepiece connection in described plunger activity chamber, and the connectivity part in described liquid outlet channel and described plunger activity chamber It is positioned at described plunger activity chamber near one end of described feed pathway.

Intelligence fluid filling pump the most according to claim 5, it is characterised in that described check valve bag Including annular protrusion, steel ball, the one side of described annular protrusion is the arc-shaped concave coordinated with described steel ball, Described steel ball is positioned in the arc-shaped concave of described annular protrusion, described annular protrusion be arranged at described in enter Liquid passage or described plunger case inwall corresponding to described liquid outlet channel.

Intelligence fluid filling pump the most according to claim 1, it is characterised in that described intelligence liquid feeding Pump also includes the Pressure gauge for testing described plunger case internal hydraulic pressure.

Intelligence fluid filling pump the most according to claim 1, it is characterised in that described plunger case leans on One end of nearly described bar-link drive is provided with the steel bushing for closing described plunger case, described plunger Cylinder removably connects with described steel bushing.

Intelligence fluid filling pump the most according to claim 9, it is characterised in that described steel bushing and institute State and between plunger case, be additionally provided with sealing ring.