CN205154790U - In foaming machine drive mixing head hydraulic pressure oil circuit in control valve block - Google Patents

In foaming machine drive mixing head hydraulic pressure oil circuit in control valve block Download PDF

Info

Publication number
CN205154790U
CN205154790U CN201520955753.8U CN201520955753U CN205154790U CN 205154790 U CN205154790 U CN 205154790U CN 201520955753 U CN201520955753 U CN 201520955753U CN 205154790 U CN205154790 U CN 205154790U
Authority
CN
China
Prior art keywords
mouth
valve
oil
mixing head
oil duct
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn - After Issue
Application number
CN201520955753.8U
Other languages
Chinese (zh)
Inventor
王汉力
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ZHANGJIAGANG STRENGTH AND INDUSTRIOUS MACHINERY CO Ltd
Original Assignee
ZHANGJIAGANG STRENGTH AND INDUSTRIOUS MACHINERY CO Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by ZHANGJIAGANG STRENGTH AND INDUSTRIOUS MACHINERY CO Ltd filed Critical ZHANGJIAGANG STRENGTH AND INDUSTRIOUS MACHINERY CO Ltd
Priority to CN201520955753.8U priority Critical patent/CN205154790U/en
Application granted granted Critical
Publication of CN205154790U publication Critical patent/CN205154790U/en
Withdrawn - After Issue legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The utility model discloses a significantly reduce leakage point in the hydraulic pressure oil circuit, and can make things convenient for the in foaming machine drive mixing head hydraulic pressure oil circuit in control valve block that the hydraulic oil road check repaiied and safeguarded, include: the check valve of the integrated installation on the valve body, the choke valve, magenetic exchange valve, valve body surface is provided with the A mouth, the B mouth, the C mouth, the D mouth, oil channel's import is the D mouth in the valve body, the export is the B mouth, D mouth and B mouth are linked together with the oil -out and the oil return opening of oil tank respectively, the setting is connected in oil channel to check valve and choke valve, oil channel between check valve and the choke valve goes up the intercommunication has the output oil duct, the export A mouth of output oil duct is linked together with the hydraulic oil import of mixing head, the export and the B mouth of the oil return oil duct in the valve body are linked together, the imported C mouth of oil return oil duct is linked together with the export of the hydraulic oil of mixing head, magenetic exchange valve connects in the pressure boost oil duct that sets up in the valve body, the both ends of pressure boost oil duct are linked together with oil channel's D mouth and B mouth respectively.

Description

The control valve block in the hydraulic circuit of mixing head is driven in foaming machine
Technical field
The utility model relates to foaming machine technical field, is specifically related to the control valve driven in foaming machine in the hydraulic circuit of mixing head.
Background technique
In high-presure polyurethane foaming machine, the action of mixing head is driven by hydraulic circuit and realizes.In order to the flow to hydraulic oil, pressure etc. control, hydraulic circuit between mixing head and fuel tank is provided with the multiple valve of solenoid directional control valve, throttle valve, one-way valve etc., this just makes that the tie point on hydraulic circuit is numerous and oil circuit is numerous and diverse, thus not only cause the leakage point on the hydraulic circuit between mixing head and fuel tank many, and the inspection and maintenance of oil circuit is very inconvenient.
Model utility content
The purpose of this utility model is: provide a kind of can greatly reduce hydraulic circuit leakage point and inspection and maintenance can be made to drive control valve block in the hydraulic circuit of mixing head all very easily in foaming machine.
For achieving the above object, the technical solution adopted in the utility model is: drive the control valve block in the hydraulic circuit of mixing head in foaming machine, comprise: valve body, on valve body, integrated installation has one-way valve, throttle valve, solenoid directional control valve, valve body surface is provided with A mouth, B mouth, C mouth, D mouth, an oil transportation channel is provided with in valve body, the import of oil transportation channel is D mouth, the outlet of oil transportation channel is B mouth, described D mouth is used for being connected with the oil outlet of fuel tank, described B mouth is used for being connected with the return opening of fuel tank, the throughput direction of described one-way valve and throttle valve hydraulic oil in transfer passage is connected successively and is arranged in oil transportation channel, oil transportation channel between one-way valve and throttle valve is communicated with output oil duct, the outlet exporting oil duct is A mouth, described A mouth is used for being connected with the hydraulic oil inlet of mixing head, oil return oil duct is also provided with in valve body, the outlet of oil return oil duct is connected with B mouth, the import of oil return oil duct is C mouth, C mouth is used for being connected with the hydraulic oil outlet of mixing head, supercharging oil duct is also provided with in valve body, described solenoid directional control valve connection is arranged in supercharging oil duct, the two ends of supercharging oil duct are connected with B mouth with the D mouth of oil transportation channel respectively.
Further, the control valve block in the hydraulic circuit of mixing head is driven in aforesaid foaming machine, wherein, valve body is gone back integrated installation and have relief valve, an overflow oil duct is also provided with in valve body, relief valve connection is arranged in overflow oil duct, and the import of overflow oil duct is connected with D mouth, and the outlet of overflow oil duct is connected with B mouth.
Further, drive the control valve block in the hydraulic circuit of mixing head in aforesaid foaming machine, wherein, described valve body is rectangular shape.
Further, drive the control valve block in the hydraulic circuit of mixing head in aforesaid foaming machine, wherein, A mouth and B mouth are positioned on the same sidewall of valve body, and C mouth and D mouth are positioned on same sidewall relative with B mouth with A mouth on valve body.
Further, drive the control valve block in the hydraulic circuit of mixing head in aforesaid foaming machine, wherein, valve body surface is provided with M mouth, and described M mouth is spare interface, and described spare interface is connected with oil transportation channel.
Further, drive the control valve block in the hydraulic circuit of mixing head in aforesaid foaming machine, wherein, valve body surface is also provided with the K mouth be connected with oil transportation channel, and described K mouth is used for setting pressure table.
The utility model has the advantages that: one-way valve, throttle valve, solenoid directional control valve be the structure of integrated installation on valve body all; the tie point on the hydraulic circuit in polyurethane foaming machine between mixing head and fuel tank can be greatly reduced; thus the leakage point that also just can greatly reduce on the hydraulic circuit between mixing head and fuel tank; this effectively can not only guarantee the normal work of mixing head; the pipeline that can also simplify the hydraulic circuit in polyurethane foaming machine between mixing head with fuel tank is connected, and makes the inspection and maintenance of the hydraulic circuit between mixing head and fuel tank become very convenient.
Accompanying drawing explanation
Fig. 1 is the structural representation of the control valve block driven in foaming machine described in the utility model in the hydraulic circuit of mixing head.
Fig. 2 is the mounting point schematic diagram of A mouth on valve body, B mouth.
Fig. 3 is the structural principle schematic diagram of the control valve block driven in foaming machine described in the utility model in the hydraulic circuit of mixing head.
Embodiment
Below in conjunction with accompanying drawing and preferred embodiment, the utility model is described in further detail.
As shown in Figure 1, Figure 2, Figure 3 shows, the control valve block in the hydraulic circuit of mixing head is driven in foaming machine, comprise: valve body 1, described valve body 1 is in cuboid shape, on valve body 1, integrated installation has one-way valve 2, throttle valve 3, solenoid directional control valve 4, the surface of valve body 1 is provided with A mouth 5, B mouth 6, C mouth 7, D mouth 8, and described A mouth 5 and B mouth 6 are positioned on the same sidewall of valve body 1, and C mouth 7 and D mouth 8 are positioned on same sidewall relative with B mouth 6 with A mouth 5 on valve body 1.An oil transportation channel 9 is provided with in valve body 1, the import of oil transportation channel 9 is D mouth 8, the outlet of oil transportation channel 9 is B mouth 6, described D mouth 8 is for being connected with the oil outlet of fuel tank, described B mouth 6 is for being connected with the return opening of fuel tank, described one-way valve 2 is connected successively with the throughput direction of throttle valve 3 hydraulic oil in oil transportation channel 9 and is arranged in oil transportation channel 9, oil transportation channel 9 between one-way valve 2 and throttle valve 3 is communicated with and exports oil duct 10, the outlet exporting oil duct 10 is A mouth 5, described A mouth 5 is for being connected with the hydraulic oil inlet of mixing head, oil return oil duct 11 is also provided with in valve body 1, the outlet of oil return oil duct 11 is connected with B mouth 6, the import of oil return oil duct 11 is C mouth 7, C mouth 7 is for being connected with the hydraulic oil outlet of mixing head, supercharging oil duct 12 is also provided with in valve body 1, solenoid directional control valve 4 connection is arranged in supercharging oil duct 12, the two ends of supercharging oil duct 12 are connected with B mouth 6 with the D mouth 8 of oil transportation channel 9 respectively.In the present embodiment, valve body 1 is gone back integrated installation and have relief valve 13, be also provided with an overflow oil duct 14 in valve body 1, relief valve 13 connection is arranged in overflow oil duct 14, and the import of overflow oil duct 14 is connected with D mouth 8, and the outlet of overflow oil duct 14 is connected with B mouth 6.In addition, valve body 1 is provided with M mouth 15, described M mouth 15 is spare interface, and spare interface is connected with oil transportation channel 9, in use spare interface is not provided with sealing cover; Valve body 1 is also provided with the K mouth 16 be connected with oil transportation channel 9, described K mouth 16, for being provided with pressure gauge, can recognize the pressure in oil transportation channel 9 by pressure gauge.
Working principle is as follows: during mixing head work, fuel tank is energized, solenoid directional control valve 4 is in turnoff state, thus constantly oil dropping apparatus supercharging, hydraulic oil in fuel tank enters to oil transportation channel 9 from D mouth 8, hydraulic oil in oil transportation channel 9 enters to export after in oil duct 10 through one-way valve 2 and enters in mixing head through the hydraulic oil inlet of A mouth 5 from mixing head, thus drives mixing head action, and one-way valve 2 can effectively prevent hydraulic oil reverse reflux in oil transportation channel 9 to D mouth; Hydraulic oil in mixing head enters in oil return oil duct 11 from the hydraulic oil outlet of mixing head through C mouth 7, and the hydraulic oil in oil return oil duct 11 is back in fuel tank through the return opening of B mouth 6 from fuel tank.In working procedure, when the pressure in oil transportation channel 9 is higher than setting value, throttle valve 3 is opened, thus the pressure slowly reduced in oil transportation channel 9 is to normal working pressure, thus effectively ensures the normal work of whole hydraulic circuit; The effect of relief valve 13 is: when rising to certain force value when the pressure anomaly in oil transportation channel 9, relief valve 13 is opened thus the hydraulic oil in fuel tank is directly back in fuel tank from B mouth 6 through overflow oil duct 14 from D mouth 8, thus can effectively avoid because hydraulic circuit internal pressure is excessive and cause accident to occur.
The utility model has the advantage of: one-way valve 2, throttle valve 3, solenoid directional control valve 4, and relief valve 13 all the structure of integrated installation on valve body 1 can greatly reduce in polyurethane foaming machine between mixing head and fuel tank hydraulic circuit on tie point, thus the leakage point that also just can greatly reduce on the hydraulic circuit in polyurethane foaming machine between mixing head and fuel tank, this effectively can not only guarantee the normal work of mixing head, the pipeline that can also simplify the hydraulic circuit in polyurethane foaming machine between mixing head with fuel tank is connected, and make the inspection and maintenance of the hydraulic circuit between mixing head and fuel tank become very convenient.

Claims (6)

1. in foaming machine, drive the control valve block in the hydraulic circuit of mixing head, comprise: valve body, it is characterized in that: on valve body, integrated installation has one-way valve, throttle valve, solenoid directional control valve, valve body surface is provided with A mouth, B mouth, C mouth, D mouth, an oil transportation channel is provided with in valve body, the import of oil transportation channel is D mouth, the outlet of oil transportation channel is B mouth, described D mouth is used for being connected with the oil outlet of fuel tank, described B mouth is used for being connected with the return opening of fuel tank, the throughput direction of described one-way valve and throttle valve hydraulic oil in transfer passage is connected successively and is arranged in oil transportation channel, oil transportation channel between one-way valve and throttle valve is communicated with output oil duct, the outlet exporting oil duct is A mouth, described A mouth is used for being connected with the hydraulic oil inlet of mixing head, oil return oil duct is also provided with in valve body, the outlet of oil return oil duct is connected with B mouth, the import of oil return oil duct is C mouth, C mouth is used for being connected with the hydraulic oil outlet of mixing head, supercharging oil duct is also provided with in valve body, described solenoid directional control valve connection is arranged in supercharging oil duct, the two ends of supercharging oil duct are connected with B mouth with the D mouth of oil transportation channel respectively.
2. in foaming machine according to claim 1, drive the control valve block in the hydraulic circuit of mixing head, it is characterized in that: valve body being gone back integrated installation has relief valve, an overflow oil duct is also provided with in valve body, relief valve connection is arranged in overflow oil duct, the import of overflow oil duct is connected with D mouth, and the outlet of overflow oil duct is connected with B mouth.
3. drive the control valve block in the hydraulic circuit of mixing head in foaming machine according to claim 1 and 2, it is characterized in that: described valve body is rectangular shape.
4. drive the control valve block in the hydraulic circuit of mixing head in foaming machine according to claim 3, it is characterized in that: A mouth and B mouth are positioned on the same sidewall of valve body, C mouth and D mouth are positioned on same sidewall relative with B mouth with A mouth on valve body.
5. drive the control valve block in the hydraulic circuit of mixing head in foaming machine according to claim 1 and 2, it is characterized in that: valve body surface is provided with M mouth, described M mouth is spare interface, and described spare interface is connected with oil transportation channel.
6. drive the control valve block in the hydraulic circuit of mixing head in foaming machine according to claim 1 and 2, it is characterized in that: valve body surface is provided with the K mouth be connected with oil transportation channel, described K mouth is used for setting pressure table.
CN201520955753.8U 2015-11-26 2015-11-26 In foaming machine drive mixing head hydraulic pressure oil circuit in control valve block Withdrawn - After Issue CN205154790U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520955753.8U CN205154790U (en) 2015-11-26 2015-11-26 In foaming machine drive mixing head hydraulic pressure oil circuit in control valve block

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520955753.8U CN205154790U (en) 2015-11-26 2015-11-26 In foaming machine drive mixing head hydraulic pressure oil circuit in control valve block

Publications (1)

Publication Number Publication Date
CN205154790U true CN205154790U (en) 2016-04-13

Family

ID=55690491

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201520955753.8U Withdrawn - After Issue CN205154790U (en) 2015-11-26 2015-11-26 In foaming machine drive mixing head hydraulic pressure oil circuit in control valve block

Country Status (1)

Country Link
CN (1) CN205154790U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105332965A (en) * 2015-11-26 2016-02-17 张家港力勤机械有限公司 Control valve block in hydraulic oil way driving mixing head of foaming machine

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105332965A (en) * 2015-11-26 2016-02-17 张家港力勤机械有限公司 Control valve block in hydraulic oil way driving mixing head of foaming machine
CN105332965B (en) * 2015-11-26 2017-05-17 张家港力勤机械有限公司 Control valve block in hydraulic oil way driving mixing head of foaming machine

Similar Documents

Publication Publication Date Title
CN202316710U (en) Servo hydraulic hybrid bender hydraulic system
CN201433948Y (en) Fluid differential circuit
CN205154790U (en) In foaming machine drive mixing head hydraulic pressure oil circuit in control valve block
CN203384136U (en) Speed exchange circuit with parallel speed control valves
CN201372983Y (en) Hydraulic control system of vulcanizing machine using sequential action
CN203384138U (en) Speed exchange circuit with serially-connected speed control valves
CN105332965A (en) Control valve block in hydraulic oil way driving mixing head of foaming machine
CN205740444U (en) A kind of new automatic reverse osmosis water treatment system
CN204851810U (en) Hydraulic power station
CN204206700U (en) A kind of ocean platform generating set efficient cooling system
CN203627346U (en) Five-in-one hydraulic system winch
CN205187852U (en) Vehicle -mounted oxygenerator
CN201283672Y (en) Oil supply system for slide block and hydraulic pad of hydraulic press
CN203975207U (en) A kind of electrical generator emergency cooling water system
CN203822732U (en) Pilot oil source control block
CN203657971U (en) Moving type pressure testing device
CN205422917U (en) Vehicle cooling control system
CN203114797U (en) Oil-returning and oil-filtering device for mine hoist hydraulic station
CN207660916U (en) A kind of associated four cylinders system of hydraulic pressure car unloader Hydraulic Double
CN204566774U (en) The hydraulic pressure overload device of enclosed 4 punching machines
CN209483727U (en) Using the hydraulic power station of series connection constant displacement pump variable
CN203051108U (en) Convex platform structure for pump body blank process of high-pressure gear pump
CN202849030U (en) Material conveying system
CN202381669U (en) Cooling device for pre-pressing speed reducing machine
CN201579968U (en) Pre-plasticizing mould-clearing hydraulic loop of injection machine

Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
AV01 Patent right actively abandoned
AV01 Patent right actively abandoned

Granted publication date: 20160413

Effective date of abandoning: 20170517