CN205413509U - Equipment of petroleum casing pipe coupling inner wall coating nanometer antifriction coating - Google Patents
Equipment of petroleum casing pipe coupling inner wall coating nanometer antifriction coating Download PDFInfo
- Publication number
- CN205413509U CN205413509U CN201620217754.7U CN201620217754U CN205413509U CN 205413509 U CN205413509 U CN 205413509U CN 201620217754 U CN201620217754 U CN 201620217754U CN 205413509 U CN205413509 U CN 205413509U
- Authority
- CN
- China
- Prior art keywords
- coupling
- casing pipe
- petroleum casing
- equipment
- kettle
- 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.)
- Expired - Fee Related
Links
Landscapes
- Accessories For Mixers (AREA)
- Coating Apparatus (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
Abstract
The utility model discloses an equipment of petroleum casing pipe coupling inner wall coating nanometer antifriction coating, including storage mechanism, feeding mechanism and work piece rotary mechanism, storage mechanism includes a stirred tank and a driving motor, feeding mechanism includes base, lead screw, movable block and the 2nd driving motor, install tear drop pipe and paint brush on the movable block, work piece rotary mechanism includes drive roll, driven voller and the 3rd driving motor. The utility model relates to a novel reasonable, it is convenient to realize, application scope is wide, and excellent in use effect utilizes the utility model discloses the petroleum casing pipe coupling work piece that can coat fast finally reaches the purpose that improves oily casing coupling anti -sticky buckle performance.
Description
Technical field
This utility model belongs to coatings application technology field, is specifically related to the equipment of a kind of coupling of petroleum casing pipe inwall coated with nano wear-reduced coating.
Background technology
Novel nano wear-reduced coating has splendid antifriction quality, is coated in coupling of petroleum casing pipe inwall and can greatly reduce moment of friction.Owing to this product is the coating of current research, there is no the coating equipment of its correspondence in the market, in order to realize the industrial applications of nanometer wear-reduced coating, improve the service life of tubing and casing, study the coating equipment corresponding with this kind of novel nano wear-reduced coating significant.
Existing tubing and casing is in order to prevent thread gluing problem during upper shackle, in general, box cupling typically carries out bonderizing, though to cannot the rustless steel of phosphatization and nickel-base alloy etc. or have phosphate coating but still be difficult to avoid that the box cupling of thread gluing then carries out copper plating treatment.Phosphatization and copper plating treatment not only drastically increase production cost, and produce a large amount of discharging of waste liquid, particularly copper facing, owing to containing cyanide in raw material, then huger to the destruction of natural environment.
The harshest due to producing formation, in the material that various tubing and casing are used, uses the use of the tubing and casing of the P110S grade of steel of high standard hydrogen sulfide corrosion resistant to get more and more.Owing to parkerized P110S box cupling can produce serious thread gluing, so copper plating treatment technology commonly used to P110S box cupling the most at present.But use copper facing to need strict, specification and perfect process technique and production line, drastically increase production cost, and owing to plating solution containing cyanide, produce a large amount of discharging of waste liquid, huger to the destruction of natural environment, belong to country and limit and forbid the industry newly set up.Thus, reduce cost, green production to replace copper-plating technique with regard to the main purpose of cost coating agent.Nanometer wear-reduced coating is used to substitute copper-plating technique, it has also become effective method.The design of the most corresponding coating equipment is also that the industrial applications realizing nanometer wear-reduced coating provides effectively popularization.
Therefore, need the technical research carried out about at coupling of petroleum casing pipe inwall coated with nano wear-reduced coating badly to work.
Utility model content
Technical problem to be solved in the utility model is for above-mentioned deficiency of the prior art, it is provided that the equipment of a kind of coupling of petroleum casing pipe inwall coated with nano wear-reduced coating.This device structure is simply, novel in design reasonable, it is achieved convenient, practical, using effect is good, it is simple to promote, and utilizes this equipment quickly can overlap tube workpiece by coating oil, is finally reached the purpose improving coupling of petroleum casing pipe anti-galling performance.
nullFor solving above-mentioned technical problem，The technical solution adopted in the utility model is: the equipment of a kind of coupling of petroleum casing pipe inwall coated with nano wear-reduced coating，It is characterized in that: include feed mechanism on the table and workpiece rotating mechanism are installed，Described feed mechanism is connected with material storage mechanism，Described material storage mechanism includes the stirred tank for containing nanometer wear-reduced coating and the first driving motor being arranged on stirred tank，Described feed mechanism includes pedestal and the second driving motor being arranged on pedestal，Described second drives the clutch end of motor to be connected with leading screw，Described leading screw is connected with movable block by feed screw nut，Tear drop pipe is installed on described movable block and is arranged at the paint brush below tear drop pipe，The feed end of described tear drop pipe is connected with stirred tank，The discharge end of described tear drop pipe and the brushing end of paint brush are respectively positioned in coupling of petroleum casing pipe workpiece，Described workpiece rotating mechanism includes drive roll、Driven voller and the 3rd drives motor，3rd drives the clutch end of motor to be connected with drive roll，Described drive roll is identical with the structure of driven voller and the two is laid in the bottom of coupling of petroleum casing pipe workpiece side by side.
The equipment of above-mentioned a kind of coupling of petroleum casing pipe inwall coated with nano wear-reduced coating, it is characterized in that: described stirred tank includes kettle, kettle cover and stirring paddle, described autoclave body bottom is provided with leg, described kettle cover is arranged at kettle top, the lower end of described stirring paddle is positioned at kettle, the upper end of described stirring paddle drives motor to connect through kettle cover and first, charging aperture and air vent is offered on described kettle cover, described kettle bottom offers discharging opening, and described discharging opening is connected with the feed end of tear drop pipe by pipeline.
The equipment of above-mentioned a kind of coupling of petroleum casing pipe inwall coated with nano wear-reduced coating, it is characterised in that: being provided with liquidometer on described kettle cover, the Level Detection end of described liquidometer stretches in kettle through kettle cover.
The equipment of above-mentioned a kind of coupling of petroleum casing pipe inwall coated with nano wear-reduced coating, it is characterized in that: described kettle is made up of inner bag and the outer gallbladder being arranged at outside inner bag, a chamber being used for heating in water bath is formed between described inner bag and outer gallbladder, the side wall upper part of described outer gallbladder offers water inlet, and the lower sidewall of described outer gallbladder offers outlet.
The equipment of above-mentioned a kind of coupling of petroleum casing pipe inwall coated with nano wear-reduced coating, it is characterised in that: described charging aperture, discharging opening, water inlet and water outlet are provided with ball valve.
The equipment of above-mentioned a kind of coupling of petroleum casing pipe inwall coated with nano wear-reduced coating, it is characterised in that: the bottom of described kettle is provided with the filter connected with discharging opening.
The equipment of above-mentioned a kind of coupling of petroleum casing pipe inwall coated with nano wear-reduced coating, it is characterized in that: described stirring paddle includes the main slurry being vertically arranged and the first deutoplasm being symmetricly set in main slurry both sides and the second deutoplasm, described main slurry bottom be shaped as spiral type, the shape of described first deutoplasm and the second deutoplasm is inverted "L" shaped.
The equipment of above-mentioned a kind of coupling of petroleum casing pipe inwall coated with nano wear-reduced coating, it is characterised in that: on described workbench and be positioned at the lower section of paint brush and be provided with material collecting tank.
The equipment of above-mentioned a kind of coupling of petroleum casing pipe inwall coated with nano wear-reduced coating, it is characterised in that: described tear drop pipe and paint brush are and are horizontally disposed with.
This utility model compared with prior art has the advantage that
1, this utility model simple in construction, novel in design reasonable, it is achieved convenient, practical, using effect is good, it is simple to promote.
2, utilize equipment described in the utility model can quickly coat box cupling workpiece, reach to improve the purpose of petroleum casing screw anti-galling performance.
3, equipment described in the utility model can make the coat thickness uniformity of coupling of petroleum casing pipe inwall, thus effectively prevents thread gluing problem.
When 4, utilizing the coupling of petroleum casing pipe after equipment described in the utility model coating can reduce tubing and casing connection, the frictional force between sleeve pipe and box cupling, contingent thread gluing phenomenon when reducing shackle on oil pipe, improves relevant dependability.
5, equipment described in the utility model can successfully replace copper facing equipment, utilizing the coupling of petroleum casing pipe after equipment described in the utility model coating and copper facing to obtain box cupling prevents thread gluing effect suitable, reduces production cost simultaneously, alleviates the serious muscle power operation of workman and improve the purpose of commercial production level.
6, equipment described in the utility model can substitute copper facing equipment, it is meant that the cyanide waste liquor discharge during copper-plating technique produces is contained, reduces environmental pollution, it is achieved that greenization produces, it is achieved economic sustainable development.
Below by drawings and Examples, the technical solution of the utility model is described in further detail.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of the equipment of this utility model coupling of petroleum casing pipe inwall coated with nano wear-reduced coating.
Fig. 2 is the structural representation of this utility model material storage mechanism.
Fig. 3 is the annexation schematic diagram that this utility model stirred tank and first drives motor.
Description of reference numerals:
1 workbench；2 first drive motor；3 kettlies；
3-1 discharging opening；3-2 inner bag；The outer gallbladder of 3-3；
3-4 water inlet；3-5 outlet；4 kettle covers；
4-1 charging aperture；4-2 air vent；5 stirring paddles；
The main slurry of 5-1；5-2 the first deutoplasm；5-3 the second deutoplasm；
6 legs；7 pedestals；8 leading screws；
9 movable blocks；10 second drive motor；11 tear drop pipes；
12 pipelines；13 material collecting tanks；14 drive rolls；
15 driven vollers；16 the 3rd drive motor；17 ball valves；
18 filters；19 paint brushes；20 feed screw nuts.
21 coupling of petroleum casing pipe workpiece.
Detailed description of the invention
nullSuch as 1、Shown in Fig. 2 and Fig. 3，This utility model includes the material storage mechanism for containing nanometer wear-reduced coating、For the feed mechanism that the nanometer wear-reduced coating contained is sent into for the workpiece rotating mechanism of rotary oil casing coupling workpiece 21，Described feed mechanism and workpiece rotating mechanism are installed on workbench 1，Described feed mechanism is connected with material storage mechanism，Described material storage mechanism includes for containing nanometer wear-reduced coating the stirred tank being stirred it and being arranged on stirred tank and for driving the first driving motor 2 of stirring，Described feed mechanism includes pedestal 7 and the second driving motor 10 being arranged on pedestal 7，Described second drives the clutch end of motor 10 to be connected with leading screw 8，Described leading screw 8 is threadeded with feed screw nut 20，Described feed screw nut 20 is fixing with movable block 9 to be connected，Tear drop pipe 11 for dripping nanometer wear-reduced coating is installed on described movable block 9 and is arranged at below tear drop pipe 11 and for accepting and brush the paint brush 19 of dripped nanometer wear-reduced coating，The feed end of described tear drop pipe 11 is connected with stirred tank，The discharge end of described tear drop pipe 11 and the brushing end of paint brush 19 are respectively positioned in coupling of petroleum casing pipe workpiece 21，Described workpiece rotating mechanism includes drive roll 14、Driven voller 15 and the 3rd drives motor 16，3rd drives the clutch end of motor 16 to be connected with drive roll 14，Described drive roll 14 is identical with the structure of driven voller 15 and the two is laid in the bottom of coupling of petroleum casing pipe workpiece 21 side by side.
As shown in Figure 3, described stirred tank includes kettle 3, kettle cover 4 and stirring paddle 5, it is provided with leg 6 bottom described kettle 3, described kettle cover 4 is arranged at kettle 3 top, the lower end of described stirring paddle 5 is positioned at kettle 3, and the upper end of described stirring paddle 5 drives motor 2 to be connected through kettle cover 4 with first, and described kettle cover 4 offers charging aperture 4-1 and air vent 4-2, described kettle 3 bottom is offered discharging opening 3-1, described discharging opening 3-1 and is connected with the feed end of tear drop pipe 11 by pipeline 12.
In the present embodiment, being additionally provided with the liquidometer 26 (as depicted in figs. 1 and 2) being easy to detect the liquid level of the nanometer wear-reduced coating contained in stirred tank in real time on described kettle cover 4, the Level Detection end of described liquidometer 26 stretches in kettle 3 through kettle cover 4.
As shown in Figure 3, described kettle 3 is made up of inner bag 3-2 and the outer gallbladder 3-3 two parts being arranged at outside inner bag 3-2, one is formed for the heating chamber that the nanometer wear-reduced coating contained is carried out heating in water bath between described inner bag 3-2 and outer gallbladder 3-3, the side wall upper part of described outer gallbladder 3-3 offers water inlet 3-4, and the lower sidewall of described outer gallbladder 3-3 offers outlet 3-5.It is so designed that and the ratio of viscosities room temperature under condition of water bath heating of the nanometer wear-reduced coating in kettle 3 can be made little that good fluidity is more easy to coating.
As it is shown in figure 1, be provided with ball valve 17 at described charging aperture 4-1, discharging opening 3-1, water inlet 3-4 and outlet 3-5, in order to regulation nanometer wear-reduced coating or the turnover amount of water water for shower.
As it is shown in figure 1, on described workbench 1 and be positioned at the lower section of paint brush 19 and be provided with material collecting tank 13, this material collecting tank 13 can accept the nanometer wear-reduced coating dropped onto on workbench 1 in time, it is ensured that material can be continuing with, and coats lossless, and free from environmental pollution.
As in figure 2 it is shown, the bottom of described kettle 3 is provided with the filter 18 being connected with discharging opening 3-1, nanometer wear-reduced coating to be coated can be filtered by this filter 8, filters solid impurity.
As it is shown in figure 1, described tear drop pipe 11 and paint brush 19 are and are horizontally disposed with.
As shown in Figure 3, described stirring paddle 5 includes the main slurry 5-1 being vertically arranged and is symmetricly set in the first deutoplasm 5-2 and the second deutoplasm 5-2 of main slurry 5-1 both sides, described main slurry 5-1 bottom be shaped as spiral type, the shape of described first deutoplasm 5-2 and the second deutoplasm 5-3 is inverted "L" shaped.Being so designed that can make that nanometer wear-reduced coating stirs more uniform, viscous consistency is consistent.
In conjunction with Fig. 1, Fig. 2 and Fig. 3, equipment described in the utility model is utilized to comprise the following steps in the method for coupling of petroleum casing pipe inwall coated with nano wear-reduced coating:
Step one, coupling of petroleum casing pipe workpiece to be coated is positioned over drive roll 14 and the top of driven voller 15, then utilize the 3rd driving motor 16 to drive drive roll 14 and driven voller 15 to rotate, thus drive coupling of petroleum casing pipe workpiece to rotate around Pivot Point Center with the speed of rotation of 15r/min～18r/min；
Step 2, unlatching the first driving motor 2, then join nanometer wear-reduced coating in stirred tank and stir；Described nanometer wear-reduced coating is existing coating, uses Application No. 201210518195.X, nanometer wear-reduced coating disclosed in invention entitled " a kind of composite Nano anti-thread gluing industrial coating and industrial process thereof and application " in specific implementation process.
In specific implementation process, the nanometer wear-reduced coating in stirred tank can be stirred under the conditions of hot bath so that it is ratio of viscosities room temperature is little, good fluidity, be more easy to coating；
Step 3, pipeline 12 is utilized the nanometer wear-reduced coating that stirs in step 2 to be sent in tear drop pipe 11, drop on paint brush 19 through the discharge end of tear drop pipe 11, the inwall utilizing the paint brush 19 coupling of petroleum casing pipe workpiece to rotating in step one is brushed, the second driving motor 10 is utilized to drive leading screw 8 to make gyration while brushing, so that tear drop pipe 11 to connect paint brush 19 reciprocating with the movement rate of 0.5m/min～0.8m/min along leading screw 8 length direction together, make the inwall uniform coated with nano wear-reduced coating of coupling of petroleum casing pipe workpiece；The thickness of described coating is 25 μm～30 μm；
Step 4, the coupling of petroleum casing pipe workpiece being coated with nanometer wear-reduced coating in step 3 being dried process, finally the inwall at coupling of petroleum casing pipe workpiece obtains nanometer friction coat.
The coupling of petroleum casing pipe using its inwall of obtaining of said method to be coated with nanometer wear-reduced coating coating is applied to job site, finds uniform coating thickness, consistent, it is possible to effectively prevent thread gluing problem.When coupling of petroleum casing pipe after coating can reduce petroleum casing pipe connection, the frictional force between sleeve pipe and box cupling, contingent thread gluing phenomenon when reducing shackle on oil pipe, improves relevant dependability.
The above; it it is only preferred embodiment of the present utility model; not this utility model is imposed any restrictions; every any simple modification, change and equivalent structure change made above example according to this utility model technical spirit, all still falls within the protection domain of technical solutions of the utility model.
Claims (9)
- null1. the equipment of a coupling of petroleum casing pipe inwall coated with nano wear-reduced coating，It is characterized in that: include being arranged on the feed mechanism on workbench (1) and workpiece rotating mechanism，Described feed mechanism is connected with material storage mechanism，Described material storage mechanism includes the stirred tank for containing nanometer wear-reduced coating and the first driving motor (2) being arranged on stirred tank，Described feed mechanism includes pedestal (7) and the second driving motor (10) being arranged on pedestal (7)，Described second drives the clutch end of motor (10) to be connected with leading screw (8)，Described leading screw (8) is connected with movable block (9) by feed screw nut (20)，Tear drop pipe (11) is installed on described movable block (9) and is arranged at the paint brush (19) of tear drop pipe (11) lower section，The feed end of described tear drop pipe (11) is connected with stirred tank，The discharge end of described tear drop pipe (11) and the brushing end of paint brush (19) are respectively positioned in coupling of petroleum casing pipe workpiece (21)，Described workpiece rotating mechanism includes drive roll (14)、Driven voller (15) and the 3rd drives motor (16)，3rd drives the clutch end of motor (16) to be connected with drive roll (14)，Described drive roll (14) is identical with the structure of driven voller (15) and the two is laid in the bottom of coupling of petroleum casing pipe workpiece (21) side by side.
- The equipment of a kind of coupling of petroleum casing pipe inwall coated with nano wear-reduced coating the most according to claim 1, it is characterized in that: described stirred tank includes kettle (3), kettle cover (4) and stirring paddle (5), described kettle (3) bottom is provided with leg (6), described kettle cover (4) is arranged at kettle (3) top, the lower end of described stirring paddle (5) is positioned at kettle (3), the upper end of described stirring paddle (5) drives motor (2) to be connected through kettle cover (4) with first, charging aperture (4-1) and air vent (4-2) is offered on described kettle cover (4), described kettle (3) bottom offers discharging opening (3-1), described discharging opening (3-1) is connected with the feed end of tear drop pipe (11) by pipeline (12).
- The equipment of a kind of coupling of petroleum casing pipe inwall coated with nano wear-reduced coating the most according to claim 2, it is characterized in that: on described kettle cover (4), be provided with liquidometer (26), in the Level Detection end of described liquidometer (26) stretches into kettle (3) through kettle cover (4).
- The equipment of a kind of coupling of petroleum casing pipe inwall coated with nano wear-reduced coating the most according to claim 2, it is characterized in that: described kettle (3) is by inner bag (3-2) and is arranged at inner bag (3-2) outer gallbladder (3-3) outward and forms, a chamber being used for heating in water bath is formed between described inner bag (3-2) and outer gallbladder (3-3), the side wall upper part of described outer gallbladder (3-3) offers water inlet (3-4), and the lower sidewall of described outer gallbladder (3-3) offers outlet (3-5).
- The equipment of a kind of coupling of petroleum casing pipe inwall coated with nano wear-reduced coating the most according to claim 4, it is characterised in that: described charging aperture (4-1), discharging opening (3-1), water inlet (3-4) and outlet (3-5) place are provided with ball valve (17).
- The equipment of a kind of coupling of petroleum casing pipe inwall coated with nano wear-reduced coating the most according to claim 2, it is characterised in that: the bottom of described kettle (3) is provided with the filter (18) connected with discharging opening (3-1).
- The equipment of a kind of coupling of petroleum casing pipe inwall coated with nano wear-reduced coating the most according to claim 2, it is characterized in that: described stirring paddle (5) includes the main slurry (5-1) being vertically arranged and the first deutoplasm (5-2) being symmetricly set in main slurry (5-1) both sides and the second deutoplasm (5-2), described main slurry (5-1) bottom be shaped as spiral type, the shape of described first deutoplasm (5-2) and the second deutoplasm (5-3) is inverted "L" shaped.
- The equipment of a kind of coupling of petroleum casing pipe inwall coated with nano wear-reduced coating the most according to claim 1 and 2, it is characterised in that: described workbench (1) is upper and is positioned at the lower section of paint brush (19) and is provided with material collecting tank (13).
- The equipment of a kind of coupling of petroleum casing pipe inwall coated with nano wear-reduced coating the most according to claim 1 and 2, it is characterised in that: described tear drop pipe (11) and paint brush (19) are and are horizontally disposed with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620217754.7U CN205413509U (en) | 2016-03-22 | 2016-03-22 | Equipment of petroleum casing pipe coupling inner wall coating nanometer antifriction coating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620217754.7U CN205413509U (en) | 2016-03-22 | 2016-03-22 | Equipment of petroleum casing pipe coupling inner wall coating nanometer antifriction coating |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205413509U true CN205413509U (en) | 2016-08-03 |
Family
ID=56520772
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620217754.7U Expired - Fee Related CN205413509U (en) | 2016-03-22 | 2016-03-22 | Equipment of petroleum casing pipe coupling inner wall coating nanometer antifriction coating |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205413509U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105583126A (en) * | 2016-03-22 | 2016-05-18 | 西安科技大学 | Device and method for coating inner wall of oil casing coupling with anti-friction nano coating |
| CN108397670A (en) * | 2018-04-13 | 2018-08-14 | 盐城士联凯精密机电制造有限公司 | A kind of mechanical automation refueling device |
| CN110976222A (en) * | 2019-12-18 | 2020-04-10 | 先导薄膜材料（广东）有限公司 | Target coating device |
-
2016
- 2016-03-22 CN CN201620217754.7U patent/CN205413509U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105583126A (en) * | 2016-03-22 | 2016-05-18 | 西安科技大学 | Device and method for coating inner wall of oil casing coupling with anti-friction nano coating |
| CN108397670A (en) * | 2018-04-13 | 2018-08-14 | 盐城士联凯精密机电制造有限公司 | A kind of mechanical automation refueling device |
| CN110976222A (en) * | 2019-12-18 | 2020-04-10 | 先导薄膜材料（广东）有限公司 | Target coating device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105583126A (en) | Device and method for coating inner wall of oil casing coupling with anti-friction nano coating | |
| CN205413509U (en) | Equipment of petroleum casing pipe coupling inner wall coating nanometer antifriction coating | |
| CN205896429U (en) | Steel pipe with in real time from cleaning function | |
| CN205587217U (en) | Portable in pipeline anticorrosive flush coater for petrochemical | |
| CN206435132U (en) | A kind of machining mixes transloading equipment with cutting fluid | |
| CN207430833U (en) | A kind of petroleum pipeline cleaning and dredging device | |
| CN205995340U (en) | A kind of shock reducing type chemical industry high-efficiency stirring mixing arrangement being easy to clean | |
| CN102698625A (en) | High-pressure rotational flow mixing device | |
| CN209379267U (en) | A kind of auto parts and components antirust oiling station | |
| CN205187902U (en) | Water treatment drug adding device | |
| CN207814744U (en) | A kind of thin oil fuel tank pipe leakage Quick repairing device | |
| CN211411224U (en) | A filter equipment for chemical industry waste residue | |
| CN212397103U (en) | Environment-friendly machinery is with iron drum paint coating device | |
| CN212106928U (en) | Straight-through stop valve with good tightness | |
| CN206747093U (en) | A kind of metal erosion region cleaning plant | |
| CN204339973U (en) | A kind of device spraying releasing agent | |
| CN209613359U (en) | Full-automatic stirring spray equipment | |
| CN207813973U (en) | A kind of high efficiency fiberglass submerged pump | |
| CN208083968U (en) | A kind of cutting fluid agitation making-up air device | |
| CN206715701U (en) | A kind of damping type chemical industry solutions mixing apparatus | |
| CN207237992U (en) | Waste lubrication oil regeneration complexing tank | |
| CN211756371U (en) | Cast iron pipe paint spraying apparatus for machining | |
| CN104815732A (en) | Sediment knapper | |
| CN206607207U (en) | A kind of OIL IN LUBRICATING OIL PRODUCTION conveyance conduit with immixture | |
| CN220901442U (en) | Lubrication system for tungsten-molybdenum wire drawing |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160803 Termination date: 20170322 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |