CN207213296U - 60 millimeters of Direct Travel power-off restoration intelligent frequency-conversion hydraulic electric actuators - Google Patents
60 millimeters of Direct Travel power-off restoration intelligent frequency-conversion hydraulic electric actuators Download PDFInfo
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- CN207213296U CN207213296U CN201720899648.6U CN201720899648U CN207213296U CN 207213296 U CN207213296 U CN 207213296U CN 201720899648 U CN201720899648 U CN 201720899648U CN 207213296 U CN207213296 U CN 207213296U
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- inner cylinder
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- stage clip
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Abstract
The utility model discloses 60 millimeters of Direct Travel power-off restoration intelligent frequency-conversion hydraulic electric actuators, valve actuator includes outer barrel, support and controller, outer barrel top is provided with top cover, support is fixed on outer barrel bottom, outer barrel is provided with inner cylinder tube, electromagnetic pump and magnetic valve are set in inner cylinder tube, regulation cavity is left between outer barrel and inner cylinder tube, in regulation cavity precompressed elastic device is provided with around inner cylinder tube, inner cylinder tube bottom is connected with the jointed coupling for folding hydraulic valve by coupling nut, precompressed elastic device is synchronous with inner cylinder tube to move up and down, pass through the closure and opening operation of the up and down motion control hydraulic valve of inner cylinder tube；The actuator prevents the generation of potential safety hazard in existing maintenance process using precompressed elastic device, the delivery stroke of actuator extends, more pump voltage supply, ensure the requirement of stroke, it is safe and reliable, and when breaking down, can be under the rebound effect of pre-compressed spring, inner cylinder tube is set gradually to reset, valve is closed.
Description
Technical field
It the utility model is related to a kind of 60 millimeters of Direct Travel power-off restoration intelligent frequency-conversion hydraulic electric actuators.
Background technology
For many years, actuator like product and with product in industry, with the variation of some domestic district work modes, production
There are some problems in product:
1st, valve is not opened.2nd, it is inadequate to open stroke.3rd, because design defect, it is assembled is both needed to be difficult to what is moved with maintenance
Special equipment, 4, product great potential safety hazard be present：Assembling and easily causing the unexpected opening of spring in maintenance process, because
The dynamics of spring is bigger, and operator is often because spring-force driven dual is injured by parts.1,2, due to product can not
Meets the needs of client, so the problem of existing after use is exactly：In spite of the qualified products for the kind because stroke and
The reason for thrust, can not all meet the requirement of client, cause the thing of client returns often to occur.In view of the demand in market
With the problem of product is present in industry, we have developed new product of new generation according to the needs of client, to meet that market is new to product
Requirement：1st, high thrust.2nd, extended stroke.3rd, production is easy, safe and reliable with repairing.
The content of the invention
For above-mentioned problem, the utility model is intended to 60 millimeters of Direct Travel power-off restoration intelligent frequency-conversion hydraulic electrics
Actuator, the actuator prevent the generation of potential safety hazard in existing maintenance process using precompressed elastic device, actuator it is defeated
Go out lengthened stroke, more pump voltage supply, ensure the requirement of stroke, it is safe and reliable, and when occurring powering off or other failures, energy
Enough inner cylinder tube is gradually resetted under the rebound effect of pre-compressed spring, valve is closed.
To achieve these goals, technical scheme is as follows used by the utility model：
60 millimeters of Direct Travel power-off restoration intelligent frequency-conversion hydraulic electric actuators, the hydraulic electric actuator include outer
Cylinder, support and controller, the outer barrel top are provided with top cover, and the support is fixed on the outer barrel bottom, and passes through pin
Positioning and screw are fixed, it is ensured that inner cylinder tube and support are unlikely to interfere and rubbed；The top cap central position connects downwards
Have a screw rod, the outer barrel is provided with inner cylinder tube, sets electromagnetic drive mechanism in the inner cylinder tube, the outer barrel and inner cylinder tube it
Between leave regulation cavity, around the inner cylinder tube be provided with precompressed elastic device, the inner cylinder tube bottom in the regulation cavity
Jointed coupling for folding hydraulic valve is connected with by coupling nut, the precompressed elastic device and the inner cylinder tube are same
Step is moved up and down, and the closure and opening operation of hydraulic valve are controlled by the up and down motion of the inner cylinder tube.
Preferably, the lower end of the regulation cavity is provided with the annular positioning groove being fixedly connected with the outer barrel and sealing dress
Put, make product that there is moistureproof dust reduction capability.The inner cylinder tube top margin is provided with the installation feeler to stretch out, the pre- compression elasticity dress
The bottom of the top set end insertion installation feeler is set, and the bottom of the precompressed elastic device is arranged on the annular positioning groove
It is interior.
Preferably, the precompressed elastic device include set, pre- stage clip on pre- stage clip trap, pre-compressed spring and spring pressure
Tight ring, it is socketed on the pre- stage clip in the pre- stage clip traps, the spring compression ring, which is connected on the pre- stage clip, to be covered
Top, between the pre-compressed spring is arranged on the spring compression ring and the pre- stage clip is trapped base, and the pre-compressed spring
On the pre- stage clip set and pre- stage clip trap periphery setting.
Preferably, it is the columnar structured of top and bottom opening that set is trapped with pre- stage clip on the pre- stage clip, institute
State and top margin is covered on pre- stage clip be outwards machined with several on the outer latch of set, pre- stage clip top margin of trapping inwardly is machined with several
Trap interior latch, and annular slab is machined with pre- stage clip base outer side edges of trapping.
Preferably, it is provided with the spring compression ring top margin madial wall and latch matches outside the upper set neck.
Preferably, being also machined with mobile cavity on the inside of the outer barrel, the mobile cavity upper end is provided with adjustment seat, the regulation
Regulation ring is set in seat, and the regulation ring is connected with the spring compression ring, and leverage is additionally provided with the mobile cavity, described
Leverage is connected with the movable plate being arranged in the controller.
Preferably, the inner cylinder tube upper end is set by seal cap sealing.
Preferably, the electromagnetic drive mechanism includes at least one to two magnetic valve, piston and at least one to three
Electromagnetic pump, each magnetic valve is arranged on the piston with each electromagnetic pump, on the piston rod of the piston
The locating rack for positioning each electromagnetic pump is socketed, spaced set one draws a circle to approve position latch on the locating rack.
Preferably, the manual open-and-close mechanism of power-off is additionally provided with the top cover.
Preferably, the manual open-and-close mechanism of power-off includes crank and little gear, gear wheel, the little gear connection
In the bottom of crank, the gear wheel is connected on screw rod, and the little gear engages with the gear wheel.
The beneficial effects of the utility model are：Compared with prior art, it is of the present utility model to the improvement is that, 1. pistons
Diameter design is 140, and in the pressure limit that electromagnetic pump purchased in market is fixed, its thrust is up to 0N to 20000N, much larger than in industry
Existing product, overcome the situation that valve is not opened；
2. structure brand-new design, the delivery stroke of actuator meets the requirement in market up to 0-60mm；
3. using more pump voltage supply, the electromagnetic pump inside set magnetic valve 1 ~ 2, ensure that the 60mm of customer requirement as 1 ~ 3
The stroke rise time, fall time was 0 ~ 50 second at 0 ~ 150 second；
4. the power-off restoration device of machine employs precompressed elastic device, its advantage is：
1. safe, existing product uses special tooling in final assembly by spring at present（9000N or so）Press by force
Enter, then secured the stand to again with screw on outer barrel.The situation for once occurring spring ejection during detachable maintaining and hurting sb.'s feelings；
And precompressed elastic device of the present utility model be by 2 about collar by spring constraint in the working range only needed, and install additional anti-
Rotary device, it is ensured that security when it assembles, repairs and worked, and precompressed elastic device can be protected during lifting
Hold and do not tilt, do not offset, remain moving up and down on the same line for inner cylinder tube.
2. the assembling of current existing product with maintenance because its spring assemble the reason for, its assembling is both needed to be difficult to remove with maintenance
Dynamic special equipment, special equipment is now not required to by the assembling and maintenance of precompressed spring designs actuator, it is more square
Client field maintenance.
Brief description of the drawings
Fig. 1 is the utility model schematic front view.
Fig. 2 is the utility model left view schematic diagram.
Fig. 3 is the utility model section figure.
Fig. 4 is the profile that the utility model inner cylinder tube moves downward.
Fig. 5 is that set, pre- stage clip are trapped scheme of installation on the utility model inner cylinder tube and pre- stage clip.
Fig. 6 is to cover stereogram on the pre- stage clip of the utility model.
Fig. 7 is that the pre- stage clip of the utility model is trapped stereogram.
Fig. 8 is the stereogram of the utility model spring compression ring.
Fig. 9 is the stereogram of the utility model pre-compressed spring.
Figure 10 is the stereogram of the utility model piston.
Figure 11 is the schematic top plan view of the utility model piston.
Figure 12 is the stereogram of the utility model electromagnetic drive mechanism.
Figure 13 is the schematic front view that the utility model hydraulic electric actuator is connected with hydraulic valve.
Figure 14 is the left view schematic diagram that the utility model hydraulic electric actuator is connected with hydraulic valve.
Wherein：1- top covers, 2-12 core plug sockets, 3-2 core plug sockets, 4- outer barrels, 5- liquid crystal boards, 6- buttons, 7- connection
Connected nut, 8- jointed couplings, 9- supports, 10- gripping blocks, 11- screw rods, 12- closures, 13- pump compact heaps, 14- electromagnetic pumps,
15- polytetrafluoro circles, 16- check valves, 17-Y type sealing rings, 18- piston pressing plates, the universal attachment pegs of 19-, 20- hex nuts, 21-
Adjustment seat, 22- regulation rings, 23-O type circles, 24- control panels, 25- movable plates, 26- leverages, 27- precompressed elastic devices,
Covered on the pre- stage clips of 271-, the pre- stage clips of 272- are trapped, 273- pre-compressed springs, 274- spring compression rings, 28- magnetic valves, 29- inner casings
Cylinder, 30- pistons, 31- regulation cavitys, 32- mobile cavities, the outer latch of set on 33-, 34- trap interior latch, 35- annular slabs, and 36- pacifies
Fill feeler, 37- annular positioning grooves, 38- locating racks, 39- positioning latches, 40- necks, 41- controllers, 42- outer toroids side, 43-
Hydraulic valve, 44- alarm lamps, 45- gear wheels, 46- little gears, 47- cranks, A- have pressure chamber without pressure chamber, B-.
Embodiment
In order that one of ordinary skill in the art is better understood on the technical solution of the utility model, with reference to attached
Figure and embodiment are further described to the technical solution of the utility model.
Referring to the drawings the intelligent hydraulic hydraulic electric actuator shown in 1-14, the hydraulic electric actuator include outer barrel 4,
Support 9 and controller 41, the top of outer barrel 4 are provided with top cover 1, and the upper surface of top cover 1 also has additional alarm lamp 44, the report
Alert indicator lamp 44 can carry out various malfunction coefficients, and playing a part of alarm and early warning, alarm lamp 44 includes LED and lamp
Cover, center acts on to screw rod 11, screw rod 11 is had on top cover 1：1st, adjust inner cylinder tube 29 initial position, 2, regulation ten thousand
To the distance between connector 8 and valve, it is easy to both cooperations, top cover 1 is detachably arranged at described by hex nut 20
On outer barrel 4, controller 41 is provided with 12 core plug sockets 32,2 core plug sockets 3, liquid crystal board 5 and button 6, in controller 41
Portion is provided with control panel 24, and the support 9 is fixed on the bottom of outer barrel 4, and the inside of outer barrel 4 is provided with inner cylinder tube 29, described interior
The upper end of cylinder barrel 29 is tightly connected between closure 12 and inner cylinder tube 29 by O-ring 23 by the sealed set of closure 12, described
The electromagnetism pump housing is set in inner cylinder tube 29, and the electromagnetic drive mechanism includes at least one magnetic valve 28, piston 30 and at least one
Individual electromagnetic pump 14,28 actual setting of magnetic valve 1 ~ 2,14 actual setting of electromagnetic pump 1 ~ 3, set according to different thrust requirements
Different numbers, electromagnetic pump 14 are provided with pump compact heap 13, ensure the stability that electromagnetic pump 14 works, the bottom of electromagnetic pump 14 is also
Provided with check valve 16, the magnetic valve 28 is arranged on the piston 30 with multiple electromagnetic pumps 14, piston 30 and inner casing
Cylinder 29 between be provided with polytetrafluoro circle 15 and y-type seal ring 17, by polytetrafluoro circle 15 and y-type seal ring 17 raising piston 30 with it is interior
Sealing between cylinder barrel 29, piston pressing plate 18 is additionally provided with the bottom of piston 30, in the upper cover of piston rod of the piston 30
The locating rack 38 for positioning each electromagnetic pump 14 is connect, spaced set one draws a circle to approve position latch 39 on the locating rack 38,
An electromagnetic pump 14 is set between two positioning latches 39, each electromagnetic pump 14 positioned by positioning latch 39, it is fixed,
Ensure the stability of electromagnetic pump 14；Regulation cavity 31 is left between the outer barrel 4 and inner cylinder tube 29, in the regulation cavity 31
Precompressed elastic device 27 is provided with around the inner cylinder tube 29, the bottom of inner cylinder tube 29 is connected with for opening by coupling nut 7
Close the jointed coupling 8 of hydraulic valve 43, jointed coupling 8 is provided with universal attachment pegs 19, the precompressed elastic device 27 and
The inner cylinder tube 29 is synchronous to be moved up and down, and the closure and opening of hydraulic valve 43 are controlled by the up and down motion of the inner cylinder tube 29
Operation.
In the utility model, the lower end of the regulation cavity 31 is provided with the circular orientation being fixedly connected with the outer barrel 4
Groove 37, the top margin of inner cylinder tube 29 are provided with the installation feeler 36 that stretches out, described in the top of precompressed elastic device 27 insertion
The bottom for installing feeler 36 is set, and the bottom of the precompressed elastic device 27 is arranged in the annular positioning groove 37, described
Precompressed elastic device 27 includes set 271, pre- stage clip on pre- stage clip and trapped 272, pre-compressed spring 273 and spring compression ring 274, institute
State on pre- stage clip set 271 and be socketed in the pre- stage clip and trap in 272, the spring compression ring 274 is connected on the pre- stage clip
Cover 271 tops, between the pre-compressed spring 273 is arranged on the spring compression ring 274 and the pre- stage clip is trapped 272 bases,
And the pre-compressed spring 273 set 271 and pre- stage clip on the pre- stage clip are trapped the setting of 272 peripheries, are covered on the pre- stage clip
271 to be trapped with pre- stage clip 272 be the columnar structured of top and bottom opening, and 271 top margins are covered on the pre- stage clip to additional
Work, which has, covers outer latch 33 on several, the pre- stage clip 272 top margins of trapping inwardly are machined with several interior latches 34 of trapping, and
The pre- stage clip 272 base outer side edges of trapping are machined with annular slab 35, be provided with the top margin madial wall of spring compression ring 274 with
The neck 40 that the outer latch 33 of the upper set matches；During assembling, pre- stage clip trap 272 internal diameter is more than set 271 on pre- stage clip
Internal diameter, rotation install set 271 and pre- stage clip on pre- stage clip and trap 272, cover the upper set wild card on 271 bases on pre- stage clip by adjusting
Tooth 33 and trap interior latch 34, the outer latch 33 of set is stuck in the interior lower section of latch 34 of trapping, then pre- stage clip is trapped 272 top margins
The outer latch 33 of upper set it is corresponding be stuck in the neck 40 of spring compression ring 274, the top margin of spring compression ring 274 is machined with outer toroid side
42, when pre-compressed spring 273 is installed, trapped installed in the outer toroid side 42 of the top margin of spring compression ring 274 and pre- stage clip 272 annular
Between plate 35, under the drive of piston 30, spring compression ring 274 is flexible up and down together with set 271 on pre- stage clip, is covered on pre- stage clip
271 trap in pre- stage clip is moved up and down in 272, and piston 30 is promoted during inner cylinder tube 29 moves up and down, to hydraulic valve 43
Opening or closed procedure are realized, during inner cylinder tube 29 moves up and down, the device of pre-compressed spring 273 is in pre-compressed spring 273
Cushioning effect under stretch, trap 272 annular slab 35 of pre- stage clip is arranged in annular positioning groove 37, can so ensure tieing up
Security during repairing, prevent pre-compressed spring 273 suddenly ejection and with longer range and caused by injury to personnel problem
Occur；Pre-compressed spring 273 in the utility model is coil component spring, and the shape of the pre-compressed spring 273 can also be rectangle, rectangle
The pre-compressed spring of structure is adapted to larger thrust requirements to use.
In the utility model, the inner side of outer barrel 4 is also machined with mobile cavity 32, and the upper end of mobile cavity 32 is provided with regulation
Seat 21, the adjustment seat 21 is interior to set regulation ring 22, and the regulation ring 22 is connected with the spring compression ring 274, the movement
Leverage 26 is additionally provided with chamber 32, the leverage 26 is connected with the movable plate 25 being arranged in the controller 41；
The effect of leverage 26：During inner cylinder tube 29 moves down 60mm, Lever machine is driven by regulation ring 22, adjustment seat 21
Structure 26 it is long-armed, the ratio between 26 long galianconism of leverage be 3：1, then galianconism swing 20mm, galianconism drive movable plate 25 to move again
20mm, movable plate 25 drive the linear potentiometer on control panel 24 to move 20mm, realize the items of actuator based on this again
Function.
The manual open-and-close mechanism of power-off is additionally provided with the utility model, the manual open-and-close mechanism of power-off includes gear wheel
45th, little gear 46 and crank 47, the little gear 46 are connected to the bottom of crank 47, and the gear wheel 45 is connected to screw rod 11
On, the little gear 46 engages with the gear wheel 45；Hydraulic valve can not be carried out by electromagnetic drive mechanism after power-off
During opening and closing operation, rotated by crank 47 and drive little gear 46 to rotate, little gear 46 drives gear wheel 45 to rotate, then
Drive screw rod 11 to rotate, drive piston and inner cylinder tube to move down to appropriate location, pass through 7 coupling nuts and 8 jointed couplings
Connection, then returns to original position by shaking the above-mentioned action of inverted repeat by inner cylinder tube again；The upper end of screw rod 11 passes through key and gear wheel
45 keyway connection, lower end is connected through a screw thread with piston 30, and middle bench is limited in inside outer cylinder, can only rotate without
It can move up, the gear wheel is connected on screw rod 11 by key and keyway, and the screw rod 11 is limited in outer by limited step
Linked together at the top of cylinder barrel and by screw thread and piston, screw rod 11, which can only rotate, to be risen.
Operating process：
1st, gripping block 10 is unloaded, support 9 coordinates with valve body, then gripping block 10 is coupled with 2 M6 screws with support 9, with
Valve body is fixed.
2nd, jointed coupling 8 couples and fixed with valve shaft, if distance be present with the connection slot of valve, can unload top cover 1, with pulling
Hand rotates hex nut 20, and with the distance between adjustment, adjustment finishes screws to origin-location by hex nut 20 again.
3rd, appropriate location will be pushed under piston by crank, little gear, gear wheel, screw rod, by coupling nut with it is universal
Connector couples, and inner cylinder tube then is returned into original position by crank again.
4th, according to client's needs, corresponding sensor is accessed by core plug socket.
5th, it is bright by core plug socket incoming transport 24V power supplys, display screen.
6th, operated according to specification by button 6.
Operation principle is sketched
A) inner cylinder tube is divided into without pressure chamber A and has pressure chamber B by inner cylinder tube 29 by piston 30 and y-type seal ring 17 about 29.
Magnetic valve 28, which is powered, when b) working is closed, and electromagnetic pump 14 is started working and establishes pressure, has pressure chamber to be formed, because of piston
30 be fixed, so inner cylinder tube 29, which moves down, opens valve to the stroke set, inner cylinder tube 29 is to the process moved down
In simultaneously compression spring.
When c) being stopped or power off suddenly, magnetic valve 28 is opened, and the hydraulic oil for having pressure chamber enters without pressure chamber, because of pressure
Chamber is without pressure, and in the presence of the screen resilience of pre-compressed spring 273, inner cylinder tube 29 is resetted, and valve is closed.
D) inner cylinder tube 29 passes through regulation ring 22, adjustment seat 21, leverage 26, movable plate during moving up and down
Linear potentiometer on 25 drive control panels 24 does corresponding movement, and various functions are realized with this.
E）When machine is normal, LED is green；LED is red when machine breaks down.
Function declaration on 60 millimeters of Direct Travel power-off restoration intelligent frequency-conversion hydraulic electric actuator control boards：
1. the function declaration of actuator；60 millimeters of Direct Travel power-off restoration intelligent frequency-conversion hydraulic electric actuators have with
Lower function；8 kinds of control models are optional；A, heating mode control B, refrigeration mode control C, the vacant D of humidity pattern, pressure pattern
Control, E, liquid level Schema control F, without unit Schema control, G, PLC Schema control H, GPRS Schema control and Ethernet control.
2. the input mode of 4 kinds of sensings；The input of voltage signal and the signal input of electric current, the sensing of variable resistor
Device PT1000 and NI1000 mode use as sensor option.
3. the function narration that actuator is realized；1st, actuator carries LED display alarm function, on the top of actuator
The LED work display function of three colors is enclosed with one, when actuator is down walked（Display blueness）During actuator back shrinkage
(display is red) is when actuator breaks down（Show yellow）, three of the above lamp brightness can pass through the circuit of actuator
Parameter adjustable section, LED on plate can select；If it is bright with do not work, the lamp on actuator do not work be exactly an ornament, rise
To the decorative effect of actuator.
4. self-setting function；Actuator needs to do down stroke calibration guarantee stroke with valve when linking with valve
Reliability, the stroke of actuator can be set from 0-60 millimeters.
5. degradation function；Actuator after factory assembles, carry out degradation function including the rise time,
Downgoing time, work timing, action frequency, the quality for ensureing according to these parameters actuator.
6. data preserve function；The total run time of the energization number of actuator, conduction time, rising, descending total fortune
The use personal labels of the data as actuator such as row time, production time, time for going wrong.
7. defencive function；The situation that actuator occurs valve internal in action process and has welding slag and its block can be entered
Row protection, reach ensure equipment trouble free service, etc. resume operation again after artificial processing.
8. the work functions of actuator conversion system；Actuator can carry out selectivity according to using the situation at scene
The adjustment of speed including the downstream rate of actuator.
9th, can support the access of a variety of 0-10V or 4-20mA output transducers, and provide the interface that is available for user to operate with
The parameter of sensor target is set, and by certain algorithm, the ginseng for getting to set sensor target is made by control valve
Number；
10th, stroke self calibration can be carried out, by automatic running, it is automatic calibrate stroke at the beginning of the beginning position and maximum it is spacing；
11st, automatic identification stroke failure, when stroke is unable to reach 100%, the failure of automatic decision stroke, and it is again whole
Determine range；
12nd, there is circuit breaking protective system, when control circuit powers off, automatically can close valve；
13rd, record head office number of passes, number of run, run time, and with output datas such as screen, textual forms automatically；
The 14th, the operate interface for the governing speed for being available for user to set valve is provided；
The 15th, bluetooth, WIFI controlled in wireless modes can be provided.
The advantages of general principle of the present utility model, principal character and the utility model has been shown and described above.One's own profession
The technical staff of industry is it should be appreciated that the utility model is not restricted to the described embodiments, described in above-described embodiment and specification
Simply illustrate principle of the present utility model, on the premise of the spirit and scope of the utility model is not departed from, the utility model is also
Various changes and modifications are had, these changes and improvements are both fallen within claimed the scope of the utility model.The utility model
Claimed scope is by appended claims and its equivalent thereof.
Claims (10)
1.60 millimeters of Direct Travel power-off restoration intelligent frequency-conversion hydraulic electric actuators, the hydraulic electric actuator include outer barrel,
Support and controller, the outer barrel top are provided with top cover, and the support is fixed on the outer barrel bottom, it is characterised in that：Institute
State top cap central position and be connected with screw rod downwards, the outer barrel is provided with inner cylinder tube, electromagnetic drive is set in the inner cylinder tube
Mechanism, regulation cavity is left between the outer barrel and inner cylinder tube, precompressed is provided with around the inner cylinder tube in the regulation cavity
Elastic device, the inner cylinder tube bottom is connected with the jointed coupling for folding hydraulic valve by coupling nut, described pre-
Compression elasticity device is synchronous with the inner cylinder tube to be moved up and down, and the closure of hydraulic valve is controlled by the up and down motion of the inner cylinder tube
And opening operation.
2. 60 millimeters of Direct Travels power-off restoration intelligent frequency-conversion hydraulic electric actuator according to claim 1, its feature exist
In：The lower end of the regulation cavity is provided with the annular positioning groove that is fixedly connected with the outer barrel, the inner cylinder tube top margin be provided with to
The installation feeler of outer extension, the bottom of the precompressed elastic device top insertion installation feeler is set, and the precompressed bullet
The bottom of property device is arranged in the annular positioning groove.
3. 60 millimeters of Direct Travels power-off restoration intelligent frequency-conversion hydraulic electric actuator according to claim 1, its feature exist
In：The precompressed elastic device include set, pre- stage clip on pre- stage clip trap, pre-compressed spring and spring compression ring, the precompressed
It is socketed on spring in the pre- stage clip traps, the spring compression ring, which is connected on the pre- stage clip, covers top, the precompressed
Between spring is arranged on the spring compression ring and the pre- stage clip is trapped base, and the pre-compressed spring surrounds the pre- stage clip
It is upper set and pre- stage clip trap periphery setting.
4. 60 millimeters of Direct Travels power-off restoration intelligent frequency-conversion hydraulic electric actuator according to claim 3, its feature exist
In：It is the columnar structured of top and bottom opening that set is trapped with pre- stage clip on the pre- stage clip, and top is covered on the pre- stage clip
Side, which is outwards machined with several, covers outer latch, and pre- stage clip top margin of trapping inwardly is machined with several interior latches of trapping, and
Annular slab is machined with pre- stage clip base outer side edges of trapping.
5. 60 millimeters of Direct Travels power-off restoration intelligent frequency-conversion hydraulic electric actuator according to claim 4, its feature exist
In：It is provided with the spring compression ring top margin madial wall and latch matches outside the upper set neck.
6. 60 millimeters of Direct Travels power-off restoration intelligent frequency-conversion hydraulic electric actuator according to claim 5, its feature exist
In：Mobile cavity is also machined with the inside of the outer barrel, the mobile cavity upper end is provided with adjustment seat, regulation is set in the adjustment seat
Ring, the regulation ring are connected with the spring compression ring, leverage are additionally provided with the mobile cavity, the leverage is with setting
The movable plate put in the controller is connected.
7. 60 millimeters of Direct Travels power-off restoration intelligent frequency-conversion hydraulic electric actuator according to claim 1, its feature exist
In：The inner cylinder tube upper end is set by seal cap sealing.
8. 60 millimeters of Direct Travels power-off restoration intelligent frequency-conversion hydraulic electric actuator according to claim 1, its feature exist
In：The electromagnetic drive mechanism includes at least one magnetic valve, piston and at least one electromagnetic pump, each magnetic valve with
Each electromagnetic pump is arranged on the piston, is connect in the upper cover of piston rod of the piston for positioning each electromagnetism
The locating rack of pump, spaced set one draws a circle to approve position latch on the locating rack.
9. 60 millimeters of Direct Travel power-off restoration intelligent frequency-conversion hydraulic electric actuators according to claim any one of 1-8,
It is characterized in that：The manual open-and-close mechanism of power-off is additionally provided with the top cover.
10. 60 millimeters of Direct Travels power-off restoration intelligent frequency-conversion hydraulic electric actuator according to claim 9, its feature exist
In：The manual open-and-close mechanism of power-off includes crank, little gear and gear wheel, screw rod, and the little gear is connected to crank
Bottom, the little gear engage with the gear wheel.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201720899648.6U CN207213296U (en) | 2017-07-24 | 2017-07-24 | 60 millimeters of Direct Travel power-off restoration intelligent frequency-conversion hydraulic electric actuators |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201720899648.6U CN207213296U (en) | 2017-07-24 | 2017-07-24 | 60 millimeters of Direct Travel power-off restoration intelligent frequency-conversion hydraulic electric actuators |
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| CN207213296U true CN207213296U (en) | 2018-04-10 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107191660A (en) * | 2017-07-24 | 2017-09-22 | 刘建宏 | 60 millimeters of Direct Travel power-off restoration intelligent frequency-conversion hydraulic electric actuators |
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2017
- 2017-07-24 CN CN201720899648.6U patent/CN207213296U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107191660A (en) * | 2017-07-24 | 2017-09-22 | 刘建宏 | 60 millimeters of Direct Travel power-off restoration intelligent frequency-conversion hydraulic electric actuators |
| CN107191660B (en) * | 2017-07-24 | 2024-03-19 | 刘建宏 | 60mm straight Cheng Duandian reset intelligent variable-frequency hydraulic electric actuator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200103 Address after: No. 10-1, group 10, Fengyi village, Fengyi Township, Zongyang County, Anqing City, Anhui Province 246000 Patentee after: Liu Jin Address before: 621000, No. 13, building 6, 1, building 8, 4, South West, South Road, Fucheng District, Mianyang, Sichuan Patentee before: Liu Jianhong |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180410 |