CN106439041A - Flow adjustable high-low conversion valve for hydraulic oil - Google Patents
Flow adjustable high-low conversion valve for hydraulic oil Download PDFInfo
- Publication number
- CN106439041A CN106439041A CN201611004403.9A CN201611004403A CN106439041A CN 106439041 A CN106439041 A CN 106439041A CN 201611004403 A CN201611004403 A CN 201611004403A CN 106439041 A CN106439041 A CN 106439041A
- Authority
- CN
- China
- Prior art keywords
- cylinder body
- valve
- inner cylinder
- piston
- interconnected
- 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.)
- Granted
Links
- 239000010720 hydraulic oil Substances 0.000 title claims abstract description 20
- 238000006243 chemical reaction Methods 0.000 title abstract 2
- 239000007788 liquid Substances 0.000 claims abstract description 14
- 238000001125 extrusion Methods 0.000 claims description 25
- 230000037361 pathway Effects 0.000 claims description 14
- 239000011148 porous material Substances 0.000 claims description 12
- 230000000903 blocking effect Effects 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 abstract 1
- 239000000446 fuel Substances 0.000 description 6
- 238000009434 installation Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 210000003739 neck Anatomy 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/08—Characterised by the construction of the motor unit
- F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
- F15B15/16—Characterised by the construction of the motor unit of the straight-cylinder type of the telescopic type
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/20—Other details, e.g. assembly with regulating devices
- F15B15/24—Other details, e.g. assembly with regulating devices for restricting the stroke
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
- F16K31/122—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a piston
Abstract
The invention discloses a flow adjustable high-low conversion valve for hydraulic oil with a wide range of application. The valve comprises a valve body, a flange plate connected to the upper end of the valve body, a lower cylinder cover connected to the upper end of the flange plate, an outer cylinder body connected to the upper end of the lower cylinder cover and an upper cylinder cover connected to the upper end of the outer cylinder body; a liquid inlet channel and a liquid outlet channel are formed in the valve body; a valve seat is arranged in one side, close to the liquid inlet channel, of the valve body; a valve clack matched with the valve seat is arranged in the valve body; the upper end of the valve clack is connected to a valve rod; an inner cylinder body is slidably arranged at the lower end in the outer cylinder body; a piston is slidably arranged in the inner cylinder body; the upper end of the valve rod successively penetrating through the flange plate, the lower cylinder cover and the inner cylinder cover is connected to the piston; an adjusting disc is slidably arranged at the upper end in the outer cylinder body; and the upper end of the adjusting disc is connected to an adjusting screw.
Description
Technical field
The present invention relates to a kind of valve, more particularly, to a kind of hydraulic oil adjustable flow height switching valve.
Background technology
Need to use hydraulic system in numerous areas such as oil, chemical industry, machineries, and need in hydraulic system to use hydraulic pressure
Fuel tap is controlling circulation and the cut-out of hydraulic oil.Existing hydraulic pressure fuel tap can only play the effect of opening and closing, and some necks
The requirement to hydraulic pressure fuel tap for the domain is harsher it is desirable to be able to regulation hydraulic oil flows through the uninterrupted of hydraulic valve, existing hydraulic pressure
Fuel tap does not enable this function, and function is more single, the scope of application little it is impossible to meet making of each field diversification instantly well
Use demand.
Content of the invention
The technical problem to be solved is：A kind of hydraulic oil adjustable flow height applied widely is provided to change
Valve.
In order to solve above-mentioned technical problem, the technical solution used in the present invention is：Hydraulic oil adjustable flow height switching valve,
Including：Valve body, the ring flange being connected with valve body upper end, the lower cylinder cap being connected with ring flange upper end, with lower cylinder cap upper end phase
The outer cylinder body connecting, the upper cylinder cover being connected with outer cylinder body upper end, it is provided with feed pathway and liquid outlet channel in described valve body,
In described valve body, the side of feed pathway is provided with valve seat, is provided with described valve seat and feed pathway and to go out liquid logical
The interface channel that road is interconnected, is provided with the flap cooperating with valve seat in described valve body, the upper end of described flap with
Valve rod is connected, and slides in the interior lower end of described outer cylinder body and is provided with inner cylinder body, slides and be provided with work in described inner casing body
Plug, the upper end of described valve rod sequentially passes through ring flange, lower cylinder cap is connected with piston with inner cylinder body, in the inside of described outer cylinder body
Slide and be provided with adjustment disk in upper end, the upper end of described adjustment disk is connected with adjusting screw rod, and the upper end of described adjusting screw rod is stretched out
Upper cylinder cover, is provided with the lower end of described adjustment disk and stretches into the upper limit plate being cooperated with piston in inner casing body, on described
Enterprising gas port is provided with cylinder cap, is provided with enterprising air cavity between described adjustment disk and upper cylinder cover, described adjustment disk sets
It is equipped with the first enterprising pore being interconnected with enterprising air cavity and the second enterprising pore, arrange between described piston and adjustment disk
There is extrusion chamber on first being interconnected with the first air admission hole, be provided between described inner cylinder body and adjustment disk and the second air inlet
Hole be interconnected second on extrusion chamber, the middle part of described outer cylinder body be provided with middle part air inlet, described outer cylinder body with interior
It is provided with the first middle part inlet chamber between cylinder body, the interior lower end of described inner cylinder body is provided with the lower limit cooperating with piston
Position step, is provided with inlet chamber in the middle part of in the of second, described first middle part inlet chamber is by being arranged on down in described lower limit step
Middle part air admission hole in limited step is interconnected with the second middle part inlet chamber, is provided with the inner casing body of described piston
The middle part extrusion chamber being interconnected with the second middle part inlet chamber, is provided with lower air inlet, in described inner casing on described lower cylinder cap
Be provided with the lower extrusion chamber being interconnected with lower air inlet between the bottom of body and lower cylinder cap, described outer cylinder body and lower cylinder cap,
It is respectively arranged with the first sealing-plug between upper cylinder cover and inner cylinder body, second being cooperated with flap is provided with described flap
Sealing-plug, is provided with the 3rd sealing-plug, in described adjusting screw rod between described valve rod and lower cylinder cap, inner cylinder body and piston
It is provided with the 4th sealing-plug and upper cylinder cover between.
It is an advantage of the invention that：Above-mentioned hydraulic oil adjustable flow height switching valve, structure is novel, easy for installation, can adjust
Section hydraulic oil flows through the uninterrupted of hydraulic valve, and function diversification is applied widely, disclosure satisfy that the use of each field diversification
Demand.
Brief description
Fig. 1 is the structural representation of hydraulic oil adjustable flow height switching valve of the present invention.
In figure：1st, valve body, 2, ring flange, 3, lower cylinder cap, 4, outer cylinder body, 5, upper cylinder cover, 6, feed pathway, 7, go out liquid and lead to
Road, 8, valve seat, 81, interface channel, 9, flap, 10, valve rod, 11, inner cylinder body, 12, piston, 13, adjustment disk, 14, adjusting screw rod,
15th, upper limit plate, 16, enterprising gas port, 17, enterprising air cavity, the 18, first enterprising pore, the 19, second enterprising pore, on 20, first
Extrusion chamber, extrusion chamber on 21, second, the 22, middle part air inlet, 23, first middle part inlet chamber, 24, lower limit step, 25, second
Middle part inlet chamber, 26, middle part air admission hole, 27, middle part extrusion chamber, 28, lower air inlet, 29, lower extrusion chamber, the 30, first sealing-plug,
31st, the second sealing-plug, the 32, the 3rd sealing-plug, the 33, the 4th sealing-plug.
Specific embodiment
Describe in detail the particular content of the present invention below in conjunction with the accompanying drawings with specific embodiment.
As shown in figure 1, hydraulic oil adjustable flow height switching valve, including：Valve body 1, the flange being connected with valve body 1 upper end
Disk 2, the lower cylinder cap 3 being connected with ring flange 2 upper end, it is connected with lower cylinder cap 3 upper end
Outer cylinder body 4, the upper cylinder cover 5 being connected with outer cylinder body 4 upper end, it is provided with feed pathway 6 in described valve body 1 and go out liquid and lead to
Road 7, in described valve body 1, the side near feed pathway 6 is provided with valve seat 8, is provided with and feed pathway in described valve seat 8
6 and the interface channel 81 that is interconnected of liquid outlet channel 7, it is provided with the flap 9 cooperating with valve seat 8, institute in described valve body 1
The upper end stating flap 9 is connected with valve rod 10, slides in the interior lower end of described outer cylinder body 4 and is provided with inner cylinder body 11, described
Slide in inner cylinder body 11 and be provided with piston 12, the upper end of described valve rod 10 sequentially passes through ring flange 2, lower cylinder cap 3 and inner cylinder body 11
Be connected with piston 12, slide in the inner upper end of described outer cylinder body 4 and be provided with adjustment disk 13, the upper end of described adjustment disk 13 with
Adjusting screw rod 14 is connected, and upper cylinder cover 5 is stretched out in the upper end of described adjusting screw rod 14, is provided with the lower end of described adjustment disk 13 and stretches
Enter the upper limit plate 15 cooperating with piston 12 in inner cylinder body 11, described upper cylinder cover 5 is provided with enterprising gas port 16, in institute
State and between adjustment disk 13 and upper cylinder cover 5, be provided with enterprising air cavity 17, described adjustment disk 13 is provided with and enterprising air cavity 17 phase
The first intercommunicated enterprising pore 18 and the second enterprising pore 19, are provided with and first between described piston 12 and adjustment disk 13
Air admission hole 18 be interconnected first on extrusion chamber 20, be provided with and the second air inlet between described inner cylinder body 11 and adjustment disk 13
Hole 19 be interconnected second on extrusion chamber 21, the middle part of described outer cylinder body 4 be provided with middle part air inlet 22, in described outer shell
It is provided with the first middle part inlet chamber 23 between body 4 and inner cylinder body 11, be provided with and piston in the interior lower end of described inner cylinder body 11
The lower limit step 24 that 12 cooperate, is provided with inlet chamber 25 in the middle part of in the of second in described lower limit step 24, and described first
Middle part inlet chamber 23 is interconnected with the second middle part inlet chamber 25 by the middle part air admission hole 26 being arranged in lower limit step 24,
In described piston 12
It is provided with the middle part extrusion chamber 27 being interconnected with the second middle part inlet chamber 25, in described lower cylinder in the inner cylinder body 11 of lower end
It is provided with lower air inlet 28 on lid 3, be provided with mutual with lower air inlet 28 between the bottom of described inner cylinder body 11 and lower cylinder cap 3
The lower extrusion chamber 29 of connection, is respectively arranged with first close between described outer cylinder body 4 and lower cylinder cap 3, upper cylinder cover 5 and inner cylinder body 11
Blocking 30, is provided with the second sealing-plug 31 cooperating with flap 9 on described flap 8, in described valve rod 10 and lower cylinder cap
3rd, it is provided with the 3rd sealing-plug 32 between inner cylinder body 11 and piston 12, be provided between described adjusting screw rod 14 and upper cylinder cover 5
4th sealing-plug 33.
When above-mentioned hydraulic oil adjustable flow height switching valve needs to block hydraulic fluid flow rate, the air inlet of enterprising gas port 16, middle part
Air inlet 22 and lower air inlet 28 stop air inlet, and the gas in enterprising gas port 16 enters in enterprising air cavity 17, enterprising air cavity 17
Interior gas enters into from the second enterprising pore 19 and is pressed down against inner cylinder body 11 in extrusion chamber 21 second, and inner cylinder body 11 is in outer shell
In body 4, slide downward is until offset with lower cylinder cap 3, and the gas in enterprising air cavity 17 enters into the from the first enterprising pore 18 simultaneously
Downward extrusion piston 12 in extrusion chamber 20 on, piston 12 in inner cylinder body 11 slide downward drive valve rod 10 move down until
Flap 9 is offseted with valve seat 8, and interface channel 81 is shut, and now, feed pathway 6 is thoroughly blocked with liquid outlet channel 7, thus real
Show blocking of hydraulic pressure fuel tap flow.
When above-mentioned hydraulic oil adjustable flow height switching valve needs hydraulic oil low discharge, enterprising gas port 16 and middle part air inlet
22 air inlets, lower air inlet 23 stops air inlet, and the gas in middle part air inlet 22 sequentially enters the first middle part inlet chamber 23, middle part
Air admission hole 26 and the second middle part inlet chamber 25 reach in middle part extrusion chamber 27 to
Upper extrusion piston 12, piston 12 in inner cylinder body 11 upward sliding thus carrying ovable valve stem 10 to move upwards, valve rod 10 drives
Flap 9 is separated with valve seat 8, and now interface channel 81 is opened, and feed pathway 6 is mutually interconnected by interface channel 81 with liquid outlet channel 7
Logical, meanwhile, the gas in enterprising gas port 16 enters in enterprising air cavity 17, and the gas in enterprising air cavity 17 is enterprising from second
Pore 19 enters into and is pressed down against inner cylinder body 11 in extrusion chamber 21 on second, inner cylinder body 11 in outer cylinder body 4 slide downward until
Offset with lower cylinder cap 3, the gas in enterprising air cavity 17 simultaneously from the first enterprising pore 18 enter in extrusion chamber 20 first to
Lower extrusion piston 12, piston 12 slide downward in inner cylinder body 11 drives valve rod 10 to move downward, because extruding simultaneously is lived up and down
Plug 12, makes piston 12 be maintained at specified location it is ensured that flap 9 is smaller with the gap that valve seat 8 departs from, so that feed pathway 6
The flow that can enter in liquid outlet channel 7 is smaller, thus realizing the low discharge circulation of hydraulic pressure fuel tap.
When above-mentioned hydraulic oil adjustable flow height switching valve needs hydraulic oil high flow capacity, the air inlet of lower air inlet 28, upper air
Mouthfuls 16 and middle part air inlet 22 stop air inlet, the gas in lower air inlet 28 enters in lower extrusion chamber 29 upwardly inner cylinder body
11, inner cylinder body 11 upward sliding in outer cylinder body 4, inner cylinder body 11 upward sliding is extremely offseted with adjustment disk 13, in inner cylinder body 11
Lower limit step 24 carries piston 12 upward sliding, and piston 12 carries ovable valve stem 10 upward sliding, and valve rod 10 drives flap 9 and valve seat
8 separate to maximal clearance, so that feed pathway 6 can enter the maximum flow in liquid outlet channel 7, thus realizing hydraulic valve
High flow capacity circulates, and adjustment disk 13 can be driven to slide up and down in outer cylinder body 4 thus playing regulation inner casing by adjusting screw rod 14
Body 11 and the up and down scope of piston 12.
Above-mentioned hydraulic oil adjustable flow height switching valve, structure is novel, easy for installation, can adjust hydraulic oil and flow through hydraulic pressure
The uninterrupted of valve, function diversification, applied widely, disclosure satisfy that the use demand of each field diversification.
Claims (1)
1. hydraulic oil adjustable flow height switching valve it is characterised in that：Including：Valve body（1）, with valve body（1）Upper end is connected
Ring flange（2）, with ring flange（2）The lower cylinder cap that upper end is connected（3）, with lower cylinder cap（3）The outer cylinder body that upper end is connected（4）,
With outer cylinder body（4）The upper cylinder cover that upper end is connected（5）, in described valve body（1）Inside it is provided with feed pathway（6）And liquid outlet channel
（7）, in described valve body（1）Interior close feed pathway（6）Side be provided with valve seat（8）, in described valve seat（8）Inside be provided with
Feed pathway（6）And liquid outlet channel（7）The interface channel being interconnected（81）, in described valve body（1）Inside it is provided with and valve seat（8）
The flap cooperating（9）, described flap（9）Upper end and valve rod（10）It is connected, in described outer cylinder body（4）Interior lower end
Slip is provided with inner cylinder body（11）, in described inner cylinder body（11）Interior slip is provided with piston（12）, described valve rod（10）Upper end
Sequentially pass through ring flange（2）, lower cylinder cap（3）And inner cylinder body（11）With piston（12）It is connected, in described outer cylinder body（4）Inside
Slide and be provided with adjustment disk in upper end（13）, described adjustment disk（13）Upper end and adjusting screw rod（14）It is connected, described regulation spiral shell
Bar（14）Upper end stretch out upper cylinder cover（5）, in described adjustment disk（13）Lower end be provided with and stretch into inner cylinder body（11）Interior and piston
（12）The upper limit plate cooperating（15）, in described upper cylinder cover（5）On be provided with enterprising gas port（16）, in described adjustment disk
（13）With upper cylinder cover（5）Between be provided with enterprising air cavity（17）, in described adjustment disk（13）On be provided with and enterprising air cavity（17）
The first enterprising pore being interconnected（18）With the second enterprising pore（19）, in described piston（12）With adjustment disk（13）Between set
It is equipped with and the first air admission hole（18）Extrusion chamber on first being interconnected（20）, in described inner cylinder body（11）
With adjustment disk（13）Between be provided with and the second air admission hole（19）Extrusion chamber on second being interconnected（21）, described outer
Cylinder body（4）Middle part be provided with middle part air inlet（22）, in described outer cylinder body（4）With inner cylinder body（11）Between be provided with first
Portion's inlet chamber（23）, in described inner cylinder body（11）Interior lower end be provided with and piston（12）The lower limit step cooperating
（24）, in described lower limit step（24）Inside it is provided with the second middle part inlet chamber（25）, described first middle part inlet chamber（23）Logical
Cross and be arranged on lower limit step（24）Interior middle part air admission hole（26）With the second middle part inlet chamber（25）It is interconnected, in described work
Plug（12）The inner cylinder body of lower end（11）Inside it is provided with and the second middle part inlet chamber（25）The middle part extrusion chamber being interconnected（27）,
Described lower cylinder cap（3）On be provided with lower air inlet（28）, in described inner cylinder body（11）Bottom and lower cylinder cap（3）Between be provided with
With lower air inlet（28）The lower extrusion chamber being interconnected（29）, in described outer cylinder body（4）With lower cylinder cap（3）, upper cylinder cover（5）With interior
Cylinder body（11）Between be respectively arranged with the first sealing-plug（30）, in described flap（8）On be provided with and flap（9）Cooperate
Second sealing-plug（31）, in described valve rod（10）With lower cylinder cap（3）, inner cylinder body（11）And piston（12）Between to be provided with the 3rd close
Blocking（32）, in described adjusting screw rod（14）With upper cylinder cover（5）Between be provided with the 4th sealing-plug（33）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611004403.9A CN106439041B (en) | 2016-11-15 | 2016-11-15 | Hydraulic oil adjustable flow height switching valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611004403.9A CN106439041B (en) | 2016-11-15 | 2016-11-15 | Hydraulic oil adjustable flow height switching valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106439041A true CN106439041A (en) | 2017-02-22 |
| CN106439041B CN106439041B (en) | 2018-10-09 |
Family
ID=58208081
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611004403.9A Active CN106439041B (en) | 2016-11-15 | 2016-11-15 | Hydraulic oil adjustable flow height switching valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106439041B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111971500A (en) * | 2018-04-26 | 2020-11-20 | 川崎重工业株式会社 | Lift type flow control valve |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB483835A (en) * | 1936-11-03 | 1938-04-27 | Ivor Gwynne Perrett | Improvements in valves |
| JPH04312271A (en) * | 1991-04-09 | 1992-11-04 | Nippon Daiyabarubu Kk | Valve driver |
| CN103672125A (en) * | 2013-12-25 | 2014-03-26 | 中国船舶重工集团公司第七�三研究所 | Baffle valve device |
| CN203685760U (en) * | 2013-12-23 | 2014-07-02 | 中国航天科技集团公司第六研究院第十一研究所 | Variable-area piston device |
| CN104235478A (en) * | 2014-09-10 | 2014-12-24 | 永一阀门集团有限公司 | Impulse safety valve |
| CN206329742U (en) * | 2016-11-15 | 2017-07-14 | 盐城市汉铜智能铸造设备有限公司 | Hydraulic oil adjustable flow height switching valve |
-
2016
- 2016-11-15 CN CN201611004403.9A patent/CN106439041B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB483835A (en) * | 1936-11-03 | 1938-04-27 | Ivor Gwynne Perrett | Improvements in valves |
| JPH04312271A (en) * | 1991-04-09 | 1992-11-04 | Nippon Daiyabarubu Kk | Valve driver |
| CN203685760U (en) * | 2013-12-23 | 2014-07-02 | 中国航天科技集团公司第六研究院第十一研究所 | Variable-area piston device |
| CN103672125A (en) * | 2013-12-25 | 2014-03-26 | 中国船舶重工集团公司第七�三研究所 | Baffle valve device |
| CN104235478A (en) * | 2014-09-10 | 2014-12-24 | 永一阀门集团有限公司 | Impulse safety valve |
| CN206329742U (en) * | 2016-11-15 | 2017-07-14 | 盐城市汉铜智能铸造设备有限公司 | Hydraulic oil adjustable flow height switching valve |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111971500A (en) * | 2018-04-26 | 2020-11-20 | 川崎重工业株式会社 | Lift type flow control valve |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106439041B (en) | 2018-10-09 |
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Address after: 224052, Jiangsu, Yancheng City Province, salt street, pan Huang Street treasure neighborhood committee 1 (E) Applicant after: Yancheng City Han copper intelligent Casting Equipment Co., Ltd. Address before: 224052 Jiangsu province Yancheng City Pavilion Lake area Nanyang town three pointed neighborhood committee seven group 8 buildings Applicant before: Yancheng City Han copper intelligent Casting Equipment Co., Ltd. |
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Effective date of registration: 20210827 Address after: 223900 south side of Jinshajiang Road, Sihong Economic Development Zone, Sihong County, Suqian City, Jiangsu Province Patentee after: Zhuojie (Jiangsu) Industrial Intelligent Equipment Co.,Ltd. Address before: 224052 Building 1 (E), Baocai neighborhood committee, panhuang street, Yandu District, Yancheng City, Jiangsu Province Patentee before: HANTONG INTELLIGENT CASTING EQUIPMENT Co.,Ltd. |
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