CN204677520U - Hydraulic system, frame set and disintegrator - Google Patents
Hydraulic system, frame set and disintegrator Download PDFInfo
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- CN204677520U CN204677520U CN201520219359.8U CN201520219359U CN204677520U CN 204677520 U CN204677520 U CN 204677520U CN 201520219359 U CN201520219359 U CN 201520219359U CN 204677520 U CN204677520 U CN 204677520U
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Abstract
The utility model discloses a kind of hydraulic system, frame set and disintegrator.Hydraulic system comprises oil hydraulic pump, control valve group and executive module, control valve group has pressure oil port, oil drain out, the first actuator port and the second actuator port, executive module comprises oil hydraulic cylinder and pressurize assembly, pressurize assembly comprises bidirectional hydraulic lock or equilibrium valve, oil hydraulic cylinder comprises cylinder body and piston, piston is positioned at cylinder body and cylinder interior is divided into the first chamber and the second chamber, the first chamber and the second chamber respectively by pressurize assembly and control valve group the first actuator port and the second actuator port is corresponding is connected.This hydraulic system is suitable for the movable parts such as the upper shell of drive shell assembly, to make the movable part fast moving such as the upper shell of frame set and can realize reliably stopping on the position needed.
Description
Technical field
The utility model relates to technical field of mechanical equipment, particularly a kind of hydraulic system, frame set and disintegrator.
Background technique
Disintegrator is a kind of systemic disintegrating apparatus.Such as crawler disintegrator is that one integrates crawler travel, vibrating feed, broken main frame, the vibration function such as discharging, belt conveyor, high concentration can the disintegrator of automatic moving.When disintegrator maintenance down, need the upper shell opening its housing, enclosure interior is overhauled.
For impact breaker, the enclosure interior of impact breaker, be evenly distributed with the wearing plate being called main frame bar of four row's rectangles along shaft circumference on its rotor, for impacting the material entered in main frame chamber under High Rotation Speed, material is strikeed back and rushes at counterpunch board fast, carry out collision and realize broken material.Need to carry out inspection and maintenance after disintegrator uses a period of time, comprise and check host board hammer wear extent and carry out replacing process; Or in running, occur that heavy overload gets stuck, need the overstocked material clearing up crusher shell inside, all need shutdown to overhaul, open the upper shell of disintegrator.
But generally, because disintegrator is in outage state, engine misses, consider that will realize hydraulic pressure assists the upper shell opening disintegrator to need extra power source to provide hydraulic oil, realize supporting unlatching upper shell to promote oil hydraulic cylinder.Therefore, in prior art, will overhaul disintegrator, usually use jack to open the upper shell of disintegrator, for this reason, upper shell majority adopts bolt to be fixedly connected with lower shell body, and arranges jack connecting base.
Fig. 1 comprises the structural representation of the frame set of crusher shell and jack when being disintegrator maintenance in prior art.
As shown in Figure 1, the frame set of disintegrator mainly comprises locking branch 1 ', upper shell fixed hinge 2 ', hinge pin 3 ', jack folder ear muff 4 ', jack manual lever 5 ', upper-lower casing hinge axis 6 ', hydraulic jack 7 ', hinge 8 ', lower shell body fixed hinge seat 9 ', feeding funnel 10 ', upper shell 11 ', transmission supporting base 12 ', upper-lower casing close connecting bolt 13 ' and lower shell body 14 ' under jack.
When opening upper shell 11 ', first the upper-lower casing connecting upper shell 11 ' and lower shell body 14 ' is closed connecting bolt 13 ' to dismantle, again hydraulic jack 7 ' is installed on upper shell fixed hinge 2 ' and lower shell body fixed hinge seat 9 ', shake jack manual lever 5 ' afterwards, then the upper shell 11 ' of disintegrator is slowly hoisted by jack-up under the effect of hydraulic jack 7 ', upper shell 11 ' rotates around upper-lower casing hinge axis 6 ', realizes the action of opening upper shell 11 '.Locking branch 1 ', for after opening upper shell 11 ', makes upper shell 11 ' relative to lower shell body 14 ' mechanical position limitation, ensures the Security of service work.
Realizing in process of the present utility model, inventor finds that the frame set of above disintegrator has following deficiency:
Because needs configure the attachment toolss such as hydraulic jack in addition, need before unlatching to install hydraulic jack and fix, operation is loaded down with trivial details, and maintenance efficiency is low, and main frame is long for standby time, is inconvenient to carry out rapid-maintenance; Do not have hydraulic booster, open upper shell, need manpower to open upper shell, inefficiency by hydraulic jack, opening process is slow, and the personnel attrition that needs repairing is physical in a large number.
Model utility content
The purpose of this utility model is to provide a kind of hydraulic system, frame set and disintegrator, this hydraulic system can realize the pressure maintaining effect to oil hydraulic cylinder, be suitable for the movable parts such as the upper shell of drive shell assembly, to make the movable part fast moving such as the upper shell of frame set and can realize reliably stopping on the position needed.
The utility model first aspect provides a kind of hydraulic system, comprise oil hydraulic pump, control valve group and executive module, described control valve group has pressure oil port, oil drain out, first actuator port and the second actuator port, described executive module comprises oil hydraulic cylinder and pressurize assembly, described pressurize assembly comprises bidirectional hydraulic lock or equilibrium valve, described oil hydraulic cylinder comprises cylinder body and piston, described piston is positioned at described cylinder body and described cylinder interior is divided into the first chamber and the second chamber, described first chamber and described second chamber respectively by described pressurize assembly and described control valve group the first actuator port and the second actuator port is corresponding is connected.
Further, described pressurize assembly comprises bidirectional hydraulic lock and throttle element, and described throttle element is arranged on the stream between described first chamber and described bidirectional hydraulic lock.
Further, described throttle element is restriction, and described restriction is arranged on described cylinder body.
Further, described control valve group comprises selector valve, described selector valve has pressure oil port, oil drain out, the first actuator port and the second actuator port, and the pressure oil port of described selector valve, oil drain out, the first actuator port and the second actuator port connect one to one with the pressure oil port of described control valve group, oil drain out, the first actuator port and the second actuator port respectively.
Further, described control valve group also comprises relief valve, and the import of described relief valve is connected with the pressure oil port of described control valve group, and the outlet of described relief valve is connected with the oil drain out of described control valve group.
Further, described control valve group also comprises one-way valve, and the import of described one-way valve is connected with the pressure oil port of described control valve group, and the outlet of described one-way valve is connected with the pressure oil port of described selector valve.
Further, described oil hydraulic pump is for adopting battery-driven direct current pump.
Further, described hydraulic system also comprises push-button switch, and described push-button switch is series between described oil hydraulic pump and described storage battery.
Further, described hydraulic system comprises the described executive module be arranged in parallel more than two.
The utility model second aspect provides a kind of frame set, comprise upper shell and lower shell body, described frame set also comprises the hydraulic system described in any one of the utility model first aspect, wherein, described oil hydraulic cylinder also comprises the cylinder bar be connected with described piston, described cylinder body is connected with in described upper shell and described lower shell body, and described cylinder bar is connected with another in described upper shell and described lower shell body, and described first chamber is positioned at below described second chamber.Further, described frame set also comprises the mechanical locking device for carrying out mechanical position limitation relative to the position of described lower shell body to described upper shell when described upper shell is opened.
The utility model third aspect provides a kind of disintegrator, comprises frame set, and described frame set is the frame set described in the utility model second aspect.
Further, described disintegrator comprises motor, by being that described oil hydraulic pump is powered for the storage battery of described engine ignition.
Based on hydraulic system, frame set and disintegrator that the utility model provides, hydraulic system comprises oil hydraulic pump, control valve group and executive module, and executive module comprises oil hydraulic cylinder and pressurize assembly.Pressurize assembly can realize the pressure maintaining effect to oil hydraulic cylinder, and therefore, this hydraulic system is suitable for the movable parts such as the upper shell of drive shell assembly, to make the movable part fast moving such as the upper shell of frame set and can realize reliably stopping on the position needed.This hydraulic system applications, on frame set, can make the upper shell of frame set open fast, and then the maintenance quickly and easily realized the machinery such as disintegrator comprising frame set and process.
By referring to the detailed description of accompanying drawing to exemplary embodiment of the present utility model, further feature of the present utility model and advantage thereof will become clear.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide further understanding of the present utility model, and form a application's part, schematic description and description of the present utility model, for explaining the utility model, is not formed improper restriction of the present utility model.In the accompanying drawings:
When Fig. 1 is disintegrator maintenance in prior art, it comprises the structural representation of the frame set of crusher shell and jack.
Fig. 2 is the structural representation of the frame set of the utility model embodiment.
The principle schematic of hydraulic system of Fig. 3 for adopting in the frame set shown in Fig. 2.
In Fig. 2 and Fig. 3, each reference character represents respectively:
1, oil hydraulic pump;
2, control valve group;
P, (control valve group) pressure oil port;
T, (control valve group) oil drain out;
A, (control valve group) first actuator port;
B, (control valve group) second actuator port;
21, selector valve;
P1, (selector valve) pressure oil port;
T1, (selector valve) oil drain out;
A1, (selector valve) first actuator port;
B1, (selector valve) second actuator port;
C1, (selector valve) first lead to hydraulic fluid port;
D1, (selector valve) second lead to hydraulic fluid port;
22, relief valve;
23, one-way valve;
3, bidirectional hydraulic lock;
4, oil hydraulic cylinder;
5, upper-lower casing hinge axis;
6, mechanical locking device;
7, upper shell hydraulic cylinder connecting support;
8, upper shell oil hydraulic cylinder connects bearing pin;
9, lower shell body oil hydraulic cylinder connects bearing pin;
10, lower shell body hydraulic cylinder connecting support;
11, lower shell body;
12, hydraulic pipe line;
13, upper shell;
14, push-button switch;
15, throttle element;
16, fuel tank.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technological scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Illustrative to the description only actually of at least one exemplary embodiment below, never as any restriction to the utility model and application or use.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Unless specifically stated otherwise, otherwise positioned opposite, the numerical expression of the parts of setting forth in these embodiments and step and numerical value do not limit scope of the present utility model.Meanwhile, it should be understood that for convenience of description, the size of the various piece shown in accompanying drawing is not draw according to the proportionate relationship of reality.May not discuss in detail for the known technology of person of ordinary skill in the relevant, method and apparatus, but in the appropriate case, described technology, method and apparatus should be regarded as a part of authorizing specification.In all examples with discussing shown here, any occurrence should be construed as merely exemplary, instead of as restriction.Therefore, other example of exemplary embodiment can have different values.It should be noted that: represent similar terms in similar label and letter accompanying drawing below, therefore, once be defined in an a certain Xiang Yi accompanying drawing, then do not need to be further discussed it in accompanying drawing subsequently.
Fig. 2 is the structural representation of the frame set of the utility model embodiment.
As shown in Figure 2, this frame set mainly comprises hydraulic system, upper-lower casing hinge axis 5, mechanical locking device 6, upper shell hydraulic cylinder connecting support 7, upper shell oil hydraulic cylinder connects bearing pin 8, lower shell body oil hydraulic cylinder connects bearing pin 9, lower shell body hydraulic cylinder connecting support 10, lower shell body 11, upper shell 13 and push-button switch 14.
The principle schematic of hydraulic system of Fig. 3 for adopting in the frame set shown in Fig. 2.Make below in conjunction with the hydraulic system of Fig. 2 and Fig. 3 to the present embodiment and illustrating in further detail.
Hydraulic system is in the present embodiment for driving upper shell 13 to open.As shown in Figures 2 and 3, this hydraulic system mainly comprises oil hydraulic pump 1, control valve group 2 and two groups of executive modules be arranged in parallel.Often organize executive module and comprise pressurize assembly and oil hydraulic cylinder 4.Each hydraulic element in hydraulic system are connected by hydraulic pipe line 12.
In the present embodiment, pressurize assembly mainly comprises bidirectional hydraulic lock 3.Bidirectional hydraulic lock 3 forms primarily of a pair hydraulic pressure control one-way valve, be a kind of can realize oil hydraulic cylinder action servo-actuated with stopping, the hydrovalve of pressurize.
Oil hydraulic pump 1 realizes converting electric energy to the Hydraulic power units of pressure energy for hydraulic system.Push-button switch 14 is by pressing and unclamping the electrical apparatus element realizing control circuit break-make.In the present embodiment, push-button switch 14 is for the startup of hydraulic control pump 1 and stopping.
The cylinder bar that oil hydraulic cylinder 4 comprises cylinder body, piston and is connected with piston.Piston is positioned at cylinder body and cylinder interior is divided into the first chamber and the second chamber.In the present embodiment, the first chamber is positioned at below the second chamber.First chamber is rodless cavity, and the second chamber is rod chamber.Wherein, cylinder body is connected in hinged mode with lower shell body 11, and cylinder bar is connected in hinged mode with upper shell 13.Because one end of oil hydraulic cylinder is connected with upper shell 13, the other end is connected with lower shell body 11, thus, when the cylinder bar of oil hydraulic cylinder stretches, can be used for opening upper shell 13.
Control valve group 2 has pressure oil port P, oil drain out T, the first actuator port A and the second actuator port B.The rodless cavity of oil hydraulic cylinder 4 and rod chamber respectively by bidirectional hydraulic lock 3 and control valve group 2 the first actuator port A and the second actuator port B is corresponding is connected.
, pressurize assembly also comprise throttle element, and throttle element 15 be arranged at stream rodless cavity and bidirectional hydraulic lock 3 between on as shown in Figure 3, in the present embodiment preferably.
Due to the negative load condition that the direction of action angle that there is gravitational direction and oil hydraulic cylinder 4 in hydraulic system is less than 90 degree, now oil hydraulic cylinder 4 can produce back pressure, easily there is creeping phenomenon, throttle element 15 the creeping phenomenon that can solve preferably when oil hydraulic cylinder 4 is retracted is set.
Throttle element 15 can be restriction.Restriction is the through-flow aperture arranged on oil circuit, valve block or joint, is used for limiting or regulator solution force feed through-current capacity.Namely the present embodiment adopts the mode oil circuit of oil hydraulic cylinder 4 in hydraulic system being arranged restriction to limit the movement speed of oil hydraulic cylinder 4, realizes oil hydraulic cylinder smooth motion, and succinctly, economical.
In this enforcement, by throttle element 15 for being arranged at the restriction on the cylinder body of oil hydraulic cylinder 4.Restriction can be arranged on the outside of oil hydraulic cylinder 4, also can be integrated in the inside of oil hydraulic cylinder 4.Calculate through hydraulic simulation optimization and show, restriction is arranged on the cylinder body of oil hydraulic cylinder 4, best position for other position on stream throttle element 15 is arranged between oil hydraulic cylinder 4 and bidirectional hydraulic lock 3, installing restriction in this position can, while the crawling problems effectively solving oil hydraulic cylinder 4, make the noise of hydraulic system and vibration have obvious reduction.
As shown in Figure 3, in the present embodiment, control valve group 2 comprises selector valve 21.Selector valve 21 has pressure oil port P1, oil drain out T1, the first actuator port A1 and the second actuator port B1.And the pressure oil port P1 of selector valve 21, oil drain out T1, the first actuator port A1 and the second actuator port B1 connect one to one with pressure oil port P, the oil drain out T of control valve group 2, the first actuator port A and the second actuator port B respectively.
Further, selector valve 21 has the first working position, the second working position and Median Function.
In the first working position of selector valve 21, the pressure oil port P1 of selector valve 21 is communicated with the first actuator port A1, and the oil drain out T1 of selector valve 21 is communicated with the second actuator port B1.In the second working position of selector valve 21, the pressure oil port P1 of selector valve 21 is communicated with the second actuator port B1, and the oil drain out T1 of selector valve 21 is communicated with the first actuator port A1.At the meta of selector valve 21, pressure oil port P1, oil drain out T1, the first actuator port A1 and the second actuator port B1 of selector valve 21 all disconnect each other.
In the present embodiment, selector valve 21 is preferably hand-operated direction valve.Manually operated valve selector valve is the hydraulic control component manually realizing oil-feed and oil return switching in hydraulic system.Adopt hand-operated direction valve can coordinate with push-button switch 14 and Non-follow control is carried out to oil hydraulic cylinder 4.
In the present embodiment, selector valve 21 is specially three six-way transfer valves, these three six-way transfer valves, except having previously described pressure oil port P1, oil drain out T1, the first actuator port A1 and the second actuator port B1, also have the logical hydraulic fluid port D1 of the first logical hydraulic fluid port C1 and second.First logical hydraulic fluid port C1 is connected with the pressure oil port P of control valve group 2, and the second logical hydraulic fluid port D1 is connected with the oil drain out T of control valve group 2.In the first working position and second working position of these three six-way transfer valves, the logical hydraulic fluid port D1 of the first logical hydraulic fluid port C1 and second disconnects.At the meta of these three six-way transfer valves, the first logical hydraulic fluid port C1 is communicated with the second logical hydraulic fluid port D1.
Control valve group 2 also comprises relief valve 22, and the import of relief valve 22 is connected with the pressure oil port P of control valve group 2, and the outlet of relief valve 22 is connected with the oil drain out T of control valve group 2.The overpressure arranging hydraulic system when load can be prevented excessive of relief valve 22 damages oil hydraulic pump 1.
Control valve group 2 also comprises one-way valve 23, and the import of one-way valve 23 is connected with the pressure oil port P of control valve group 2, and the outlet of one-way valve 23 is connected with the pressure oil port P1 of selector valve 21.
In the present embodiment, oil hydraulic pump 1 is in particular direct current pump.Preferably, oil hydraulic pump 1 passes through storage battery power supply.This programme be with 24V storage battery for power source for direct current pump is powered.
More preferably, in the machinery with motor, such as, when having adopted this frame set in disintegrator, the oil hydraulic pump 1 in the hydraulic system of this frame set adopt the machinery such as disintegrator for the storage battery power supply for engine ignition.The machinery such as disintegrator motor when overhauling is in flameout state, therefore, can apply its storage battery and powers on oil hydraulic pump 1 and do not affect the normal work of motor.
Consider that the power supply capacity of storage battery is limited, over-discharge can affect engine ignition function.Energy-conservation in order to realize, push-button switch 14 is series between oil hydraulic pump 1 and storage battery, realizes, with servo-actuated, need not cutting off the electricity supply at any time, thus save battery electric power.For ensureing Security, push-button switch 14 is preferably often drives button, and when needing oil hydraulic pump 1 to work, push-button switch 14 should be pressed always, and push-button switch 14 is once unclamp the power supply that will disconnect oil hydraulic pump 1.
Oil hydraulic pump 1 realizes stretching out of oil hydraulic cylinder 4 by control valve group 2 and retracts, and drives the action of disintegrator upper shell 13, thus realizes the opening and closing of upper shell 13.Oil hydraulic cylinder 4 action is to when making upper shell 13 be in maintenance position, and meta got back to by hand-operated direction valve, and bidirectional hydraulic lock 3 realizes pressurize, makes oil hydraulic cylinder 4 keep existing position motionless.
For guaranteeing the personal safety of maintenance man, except bidirectional hydraulic lock 3, frame set is provided with the mechanical locking device 6 when upper shell 13 is opened, upper shell 13 being carried out to mechanical position limitation relative to lower shell body 11, loses efficacy to prevent bidirectional hydraulic lock 3.Use mechanical locking device 6 to carry out mechanical position limitation and adopt bidirectional hydraulic lock 3 to realize the measure of pressurize double layer security, improve Security during maintenance.
The frame set of the present embodiment can, under the state of the main shut-down system of disintegrator, engine misses, by the auxiliary upper shell 13 opening crusher shell assembly of oil hydraulic cylinder 1, realize overhauling easily and quickly disintegrator.Adopt storage battery power supply, oil hydraulic pump 1 pressure oil output promotes oil hydraulic cylinder 4, realizes opening upper shell 13 fast under the power-assisted of oil hydraulic cylinder 4, can save manpower, save the repair time, enhance productivity.
The process operated upper shell 13 by hydraulic system is as follows:
When disintegrator needs unlatching upper shell 13 to overhaul, press the button switch 14, to oil hydraulic pump 1 power transmission, oil hydraulic pump 1 is started working.Now, hand-operated direction valve is in meta, and Median Function pressure oil is communicated with fuel tank 16, and hydraulic oil manually valve 2 flows back to fuel tank 16.While pressing the button switch 14, the action of operation manually operated valve 2 makes the rodless cavity oil-feed of oil hydraulic cylinder 4, pressure oil is through hand-operated direction valve, the rodless cavity of oil hydraulic cylinder 4 is entered into again through bidirectional hydraulic lock 3, the pressure oil of rodless cavity passes through the hydraulically-controlled one-way valve of oil circuit control to bidirectional hydraulic lock 3 oil outlet of bidirectional hydraulic lock 3, when control-oil pressure reaches the threshold values of setting, bidirectional hydraulic lock 3 opens the oil circuit of oil hydraulic cylinder 4, the piston rod extend action of oil hydraulic cylinder 4, promote upper shell 13 to rotate around upper-lower casing hinge axis 5, realize the breakdown action of upper shell 13.After the piston rod of oil hydraulic cylinder 4 reaches and makes upper shell 13 be in maintenance position, meta got back to by hand-operated direction valve, release button switch 14, plugs mechanical locking device 6 and ensures that mechanical position limitation is effective, can complete the open function of disintegrator upper shell 13.
After maintenance, manual releasing mechanical locking device 6, press the button switch 14, primer fluid press pump 1, operation hand-operated direction valve makes the rod chamber oil-feed of oil hydraulic cylinder 4, rodless cavity oil return, the piston rod of oil hydraulic cylinder 4 is retracted and is driven upper shell 13 to close, until upper shell 13 and lower shell body 11 completely closed, meta got back to by hand-operated direction valve, and release button switch 14 can complete the closed action of upper shell 13.
Bidirectional hydraulic lock 3 has pressure maintaining effect, ensures that oil hydraulic cylinder can not misoperation when hand-operated direction valve is in meta, and can realize servo-actuated with stopping, facilitate the position of mechanical position limitation to adjust.The rodless cavity oil outlet of oil hydraulic cylinder 4 adds restriction, can limit the movement speed of oil hydraulic cylinder 4 and avoid under load effect, occurs creeping phenomenon, cause the violent shake of equipment when the piston rod of oil hydraulic cylinder 4 is retracted.
Except above embodiment, the utility model also other numerous embodiments available realizes.Such as: pressurize assembly can also be equilibrium valve; Selector valve 21 can adopt selector valve of other kind such as three position four-way directional control valve, 3 position-5 way valve of N-shaped Median Function etc.
Known according to above description, above embodiment's tool of the present utility model has the following advantages:
Use bidirectional hydraulic lock to make oil hydraulic cylinder can be in arbitrary distance of run and keep motionless.Further, bidirectional hydraulic lock can realize the servo-actuated with stopping of oil hydraulic cylinder, facilitates position adjustment and the plug-in mounting of mechanical locking device.
Oil hydraulic cylinder rodless cavity oil outlet installs throttle element, and throttle element effectively can improve the action of creeping of the oil hydraulic cylinder caused due to load when oil hydraulic cylinder is retracted.
Upper shell is opened by hydraulic booster, convenient and strength-saving, greatly can also shorten the repair time, improve maintenance efficiency.
Use storage battery as power source, utilize oil hydraulic pump to be pressure energy by electric energy conversion, make equipment can realize oil hydraulic cylinder auxiliary movement under outage state.
The setting of push-button switch, makes only when push-button switch is pressed, and reversing valve operatedly could realize oil hydraulic cylinder action, meet the design principle of ergonomics, can realizing servo-actuated with stopping, saving the power consumption of storage battery, the potential safety hazard simultaneously selector valve misoperation can also being avoided to cause.
Use the control valve group of built-in relief valve, reduce hydraulic element quantity, space is arranged succinct.
During selector valve meta, pressure oil port takes back fuel tank, and prexxure of the hydraulic pump unloads, energy-conservation, efficiency is high.
Finally should be noted that: above embodiment is only in order to illustrate that the technical solution of the utility model is not intended to limit; Although be described in detail the utility model with reference to preferred embodiment, those of ordinary skill in the field have been to be understood that: still can modify to embodiment of the present utility model or carry out equivalent replacement to portion of techniques feature; And not departing from the spirit of technical solutions of the utility model, it all should be encompassed in the middle of the technological scheme scope of the utility model request protection.
Claims (13)
1. a hydraulic system, it is characterized in that, comprise oil hydraulic pump (1), control valve group (2) and executive module, described control valve group (2) has pressure oil port (P), oil drain out (T), first actuator port (A) and the second actuator port (B), described executive module comprises oil hydraulic cylinder (4) and pressurize assembly, described pressurize assembly comprises bidirectional hydraulic lock (3) or equilibrium valve, described oil hydraulic cylinder (4) comprises cylinder body and piston, described piston is positioned at described cylinder body and described cylinder interior is divided into the first chamber and the second chamber, described first chamber and described second chamber respectively by described pressurize assembly and described control valve group (2) the first actuator port (A) and the second actuator port (B) is corresponding is connected.
2. hydraulic system according to claim 1, it is characterized in that, described pressurize assembly comprises bidirectional hydraulic lock (3) and throttle element, and described throttle element (15) is arranged on the stream between described first chamber and described bidirectional hydraulic lock (3).
3. hydraulic system according to claim 2, is characterized in that, described throttle element (15) is restriction, and described restriction is arranged on described cylinder body.
4. hydraulic system according to claim 1, it is characterized in that, described control valve group (2) comprises selector valve (21), described selector valve (21) has pressure oil port (P1), oil drain out (T1), first actuator port (A1) and the second actuator port (B1), and the pressure oil port (P1) of described selector valve (21), oil drain out (T1), first actuator port (A1) and the second actuator port (B1) respectively with the pressure oil port (P) of described control valve group (2), oil drain out (T), first actuator port (A) and the second actuator port (B) connect one to one.
5. hydraulic system according to claim 4, it is characterized in that, described control valve group (2) also comprises relief valve (22), the import of described relief valve (22) is connected with the pressure oil port (P) of described control valve group (2), and the outlet of described relief valve (22) is connected with the oil drain out (T) of described control valve group (2).
6. hydraulic system according to claim 5, it is characterized in that, described control valve group (2) also comprises one-way valve (23), the import of described one-way valve (23) is connected with the pressure oil port (P) of described control valve group (2), and the outlet of described one-way valve (23) is connected with the pressure oil port (P1) of described selector valve (21).
7. hydraulic system according to claim 1, is characterized in that, described oil hydraulic pump (1) is for adopting battery-driven direct current pump.
8. hydraulic system according to claim 7, is characterized in that, described hydraulic system also comprises push-button switch, and described push-button switch (14) is series between described oil hydraulic pump (1) and described storage battery.
9. hydraulic system according to any one of claim 1 to 8, is characterized in that, described hydraulic system comprises the described executive module be arranged in parallel more than two.
10. a frame set, comprise upper shell (13) and lower shell body (11), it is characterized in that, described frame set also comprises hydraulic system according to any one of claim 1 to 9, wherein, described oil hydraulic cylinder (4) also comprises the cylinder bar be connected with described piston, described cylinder body is connected with in described upper shell (13) and described lower shell body (11), described cylinder bar is connected with another in described upper shell (13) and described lower shell body (11), and described first chamber is positioned at below described second chamber.
11. frame sets according to claim 10, it is characterized in that, described frame set also comprises the mechanical locking device (6) for carrying out mechanical position limitation relative to the position of described lower shell body (11) to described upper shell (13) when described upper shell (13) is opened.
12. 1 kinds of disintegrators, comprise frame set, it is characterized in that, described frame set is the frame set according to claim 10 or 11.
13. disintegrators according to claim 12, is characterized in that, described disintegrator comprises motor, by for the storage battery of described engine ignition being described oil hydraulic pump (1) power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520219359.8U CN204677520U (en) | 2015-04-13 | 2015-04-13 | Hydraulic system, frame set and disintegrator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520219359.8U CN204677520U (en) | 2015-04-13 | 2015-04-13 | Hydraulic system, frame set and disintegrator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204677520U true CN204677520U (en) | 2015-09-30 |
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ID=54177216
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520219359.8U Expired - Fee Related CN204677520U (en) | 2015-04-13 | 2015-04-13 | Hydraulic system, frame set and disintegrator |
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| CN (1) | CN204677520U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110500343A (en) * | 2019-08-26 | 2019-11-26 | 柳州柳工挖掘机有限公司 | Excavator dozer blade hydraulic system |
| CN112761098A (en) * | 2019-11-05 | 2021-05-07 | 长沙普罗科环境装备有限责任公司 | Sweeping disc system for vehicle and vehicle |
-
2015
- 2015-04-13 CN CN201520219359.8U patent/CN204677520U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110500343A (en) * | 2019-08-26 | 2019-11-26 | 柳州柳工挖掘机有限公司 | Excavator dozer blade hydraulic system |
| CN112761098A (en) * | 2019-11-05 | 2021-05-07 | 长沙普罗科环境装备有限责任公司 | Sweeping disc system for vehicle and vehicle |
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