CN202212390U - Tank enclosed self-locking cleaning device - Google Patents
Tank enclosed self-locking cleaning device Download PDFInfo
- Publication number
- CN202212390U CN202212390U CN2011202540082U CN201120254008U CN202212390U CN 202212390 U CN202212390 U CN 202212390U CN 2011202540082 U CN2011202540082 U CN 2011202540082U CN 201120254008 U CN201120254008 U CN 201120254008U CN 202212390 U CN202212390 U CN 202212390U
- Authority
- CN
- China
- Prior art keywords
- self
- cleaning device
- groove
- blow
- locking
- 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- Withdrawn - After Issue
Links
Images
Landscapes
- Cleaning In General (AREA)
Abstract
The utility model relates to a tank enclosed self-locking cleaning device comprising at least two rigid segment and telescoping segments disposed between the adjacent rigid segments. Bottom ends of the rigid segments are connected with a tank wall of the tank in an adapted and enclosed manner. Pressing covers are disposed on top ends of the rigid segments, and are provided with steam air inlet pipes communicated with the inside of the tank and drainage pipes communicated with the bottom end of the tank. The inner side of each of the rigid segments is provided with at least one group of self-locking mechanisms, which are cooperated with the inner side corners of the tank wall in a buckled manner. The tank enclosed self-locking cleaning device provided in the utility model adopts the positive pressure tank washing technology, thereby under the condition of ensuring that the safety requirements of the equipment can be satisfied, the steam in the tank can be fully used, the usage rate of the steam heat energy can be increased, the atmosphere pollution can be reduced, and a certain quantity of materials can be recycled. Thereby the tank enclosed self-locking cleaning device has advantages of environmental protection, energy saving, high efficiency, and low costs.
Description
Technical field
The utility model relates to the airtight car washing installation of a kind of tank car, particularly relates to the airtight self-locking cleaning device of a kind of groove jar.
Background technology
In railway freight or highway freight, the tank car of transportation usefulness often need carry out groove jar washing and cleaning operation.At present, the rinse bath jar is continued to use uncovered steaming always and is washed technology.Though this kind technology is generally used, be uncovered steaming washing method because it adopts, jar mouthful unlimited; So in the process of carwash; Most of steam carries out certain partial circulating in jar after, just can volatilize away by the jar mouth at once, cause the steam utilization rate low.This has not only wasted a large amount of cleaning steam, and a jar interior part position also is difficult to steam wash clean.
To sum up, existing open trough can washing apparatus mainly has following technological deficiency with technology:
1) steam utilization is low, and the waste of steam amount is more, and car-cleaning cost is higher;
2) temperature generally can only reach about 80～90 ℃ in the groove jar, and it is clean to cause jar interior some position to be difficult to boiling;
3) digestion time is long, and carwash efficient is low, and workman's operation intensity is bigger;
4) residual article (oil product, chemicals etc.) evaporate into the atmosphere from the jar mouth with steam in the groove jar, and air pollution is serious, and it is relatively poor that environment is made at the scene, and operator safety is affected;
5) during the washing trough jar, the steam noise is big.
The utility model content
The purpose of the utility model is to propose the airtight self-locking cleaning device of a kind of groove jar simple in structure, easy to loading and unloading, safety and environmental protection.
For realizing above-mentioned purpose; The utility model provides a kind of groove jar airtight self-locking cleaning device; Comprise and be divided at least two sections rigid section and be arranged on the telescopic section between the said adjacent rigid section; The bottom of said rigid section and adaptive airtight linking to each other of the groove tank skin of groove jar; The top of said rigid section is provided with friction top, is equipped with on the said friction top to lead to inner steam inlet duct of groove jar and the blow-off pipe that leads to the groove pot bottom, is provided with at least one group of self-locking mechanism that is clasped mutually with the inboard corner of said groove tank skin in the inboard of said rigid section.
Preferably, said self-locking mechanism is rotationally connected through the pivot pin end on top and the inboard of said rigid section, and self-locking mechanism is clasped with the inboard corner of said groove tank skin through the buckle end of its bottom mutually.
More preferably, said cleaning device also comprises release mechanism, and said release mechanism comprises that an end is fixed on the steel wire or the steel chain in self-locking mechanism stage casing, and the other end of steel wire or steel chain is fixed on the drive block of blow-off pipe top setting.
Further, also be provided with the slip through hole that matches with said blow-off pipe on the said friction top, have the distance that matches with said self-locking mechanism buckle displacement between said drive block and the said friction top.
Preferably, said drive block is fixedly installed on the top of said blow-off pipe.
Preferably, said drive block is slidingly arranged in the top of said blow-off pipe, and said blow-off pipe below also is provided with the block that matches with said drive block.
Preferably, between said two sections rigid section inboard, also be provided with the axial support bar that axially parallels with said rigid section at least, an end of said axial support bar is provided with sliding limitation structure.
Preferably, the bottom of said blow-off pipe also includes the sleeve that matches with the blow-off pipe size, and on said blow-off pipe, is provided with pulley, and an end of rope is walked around said pulley and is fixed on the said steam inlet duct, and the other end of rope is fixed on the said sleeve.
More preferably, in the inside of said groove jar, said blow-off pipe also links to each other with said steam inlet duct through lead.
Further, the gathering sill of axial setting is installed also on the said steam inlet duct, is slidingly matched between said gathering sill and the said lead.
Preferably, also be provided with the safeguard protection assembly on the said friction top.
More preferably, said safeguard protection assembly comprises monitoring groove jar pressure inside mechanism for monitoring, temperature monitoring mechanism and steam outlet.
Based on technique scheme, the utility model has the advantages that:
The airtight self-locking cleaning device of the groove jar of the utility model has adopted malleation washing trough jar technology, is guaranteeing that groove jar internal pressure meets the condition of safety equipment requirement, makes full use of steam as far as possible in the groove jar; Improve the steam thermal energy utilization rate, reduce atmosphere pollution, and can reclaim certain material (oil product; Chemicals etc.); Therefore, the utility model has solved traditional uncovered steam carwash technical disadvantages effectively, and tradition is washed uncovered steam carwash technology has following advantage:
1) improves a jar interior temperature, improve the carwash operating efficiency, reduce labour intensity;
2) improve the steam utilization rate, practice thrift the steam use amount, reduce car-cleaning cost;
3) airtight cleaning reduces discharge of steam amount and air pollution, reduces the worker health potential safety hazard;
4) the residual material of accumulator tank jar is created certain economic benefits;
Noise when 5) reducing the rinse bath jar.
Description of drawings
Accompanying drawing described herein is used to provide the further understanding to the utility model, constitutes the application's a part, and illustrative examples of the utility model and explanation thereof are used to explain the utility model, do not constitute the improper qualification to the utility model.In the accompanying drawings:
Fig. 1 is the structural representation of the utility model;
Fig. 2 is the vertical view of structure shown in Figure 1;
Fig. 3 is the structural representation of the another kind of embodiment of the utility model.
The specific embodiment
Through accompanying drawing and embodiment, the technical scheme of the utility model is done further detailed description below.
Referring to Fig. 1 and Fig. 2; The preferred embodiment of the airtight self-locking cleaning device of a kind of groove jar of the utility model shown in it; Comprise the rigid section 6-30 that is divided at least two sections and be arranged on the telescopic section 6-3 between the said adjacent rigid section 6-30, the utility model can comprise rigid section 6-30 and at least one telescopic section 6-3 of multistage.In the present embodiment; Include two sections rigid section 6-30, between two sections rigid section 6-30 telescopic section 6-3 is set, preferably; Said rigid section 6-30 can adopt the metal tub structure; Said telescopic section 6-3 can adopt bellows structure or other stretching structures, and its material can be metal, also can be for nonmetal.
Wherein, 4 adaptive airtight the linking to each other of groove tank skin of the bottom of said rigid section 6-30 and groove jar, the described groove tank skin 4 of the utility model is mainly depended on the groove tank skin at nearly groove jar mouth place.And the top of said rigid section 6-30 is provided with friction top 3; Be equipped with on the said friction top 3 and lead to inner steam inlet duct 1-1 of groove jar and the blow-off pipe 2-1 that leads to the groove pot bottom, be provided with at least one group of self-locking mechanism 6-1 that is clasped mutually with said groove tank skin 4 inboard corners in the inboard of said rigid section 6-30.The utility model is isolated inboard the sealing with the outside of groove jar through said self-locking mechanism 6-1, and in the groove jar, squeezes into steam through steam inlet duct 1-1, carries out airtight cleaning; Simultaneously, the barotropic state that matter utilization groove jar inside such as the waste water after will cleaning via the blow-off pipe 2-1 that leads to the groove pot bottom, waste liquid, waste gas are in is automatically outside the drain tank.
The described self-locking mechanism 6-1 of the utility model is preferably hook formation, and is as shown in Figure 1, and its number is preferably two, three or four or six etc., and the setting that is centrosymmetric.In the present embodiment, be provided with four hook-shaped self-locking mechanism 6-1 that are centrosymmetric with respect to blow-off pipe 2-1.
Further, the said self-locking mechanism 6-1 of the utility model is rotationally connected through the pivot pin end on top and the inboard of said rigid section 6-30, and self-locking mechanism 6-1 is clasped with said groove tank skin 4 inboard corners through the buckle end of its bottom mutually, and is as shown in Figure 1.Need to prove; The described groove tank skin of the utility model 4 inboard corners can be position that is similar to the right angle or the structure (as shown in Figure 1) that forms naturally near groove jar mouth place, also can be bead or the lug, nib structure (not shown) that is provided with near groove jar mouth place.
As shown in Figure 2; Said cleaning device also comprises release mechanism; Said release mechanism comprises steel wire or steel chain 6-6 and the fixing drive block 6-5 of steel wire or steel chain; Wherein the end of steel wire or steel chain 6-6 is fixed on the stage casing of self-locking mechanism 6-1, and the other end of steel wire or steel chain 6-6 is fixed on the drive block 6-5 of blow-off pipe 2-1 top setting.In the present embodiment; Said drive block 6-5 is fixed on the blow-off pipe 2-1; When blow-off pipe 2-1 moves up; Drive block 6-5 also moves thereupon, so through steel wire or steel chain 6-6 spur described self-locking mechanism 6-1 break away from its with groove tank skin 4 inboard corners between be clasped, accomplish release and move.
Further, also be provided with the slip through hole that matches with said blow-off pipe 2-1 on the said friction top 3, have the distance that matches with said self-locking mechanism 6-1 buckle displacement between said drive block 6-5 and the said friction top 3.When situation in the non-application of force of said steel wire or steel chain 6-6, drive block 6-5 is in the nature hang; And when carrying out the release action; Drive block 6-5 is under the drive that blow-off pipe 2-1 moves upward; Produce displacement upwards, said steel wire or steel chain 6-6 are in shift length application of force state under at least greater than making the needed distance that is clasped between said self-locking mechanism 6-1 disengaging itself and the groove tank skin 4 inboard corners.
Referring to Fig. 3, the structural representation of the another kind of embodiment of the utility model shown in it.The difference of present embodiment and the foregoing description is that said drive block 6-5 simultaneously, also is provided with the block 6-8 that matches with said drive block 6-5 for being slidably disposed on the said blow-off pipe 2-1 below said blow-off pipe 2-1.Preferably, said block 6-8 is provided with the bead structure that stretch out at least two item outsides, in the present embodiment, is provided with four bead structures that are centrosymmetric, and is as shown in Figure 3.When the starting stage that blow-off pipe 2-1 moves up, drive block 6-5 does not move thereupon.This moment, steel wire or steel chain 6-6 also were in lax hang, and drive block 6-5 also is positioned at lowermost end under the gravity effect.
And when carrying out the release action, blow-off pipe 2-1 continues to move up, and contacting with said drive block 6-5 and promote said drive block 6-5 until described block 6-8 moves upward.When said steel wire or steel chain 6-6 are in top; Further moving up of blow-off pipe 2-1 will make block 6-8 promote drive block 6-5; And applying pulling force upwards to steel wire or steel chain 6-6, said steel wire or steel chain 6-6 are in upwards application of force state shift length down at least greater than making the needed distance that is clasped between said self-locking mechanism 6-1 disengaging itself and the groove tank skin 4 inboard corners.
Referring to Fig. 1 and Fig. 3; For two kinds of above-mentioned embodiment of the utility model; Between said two sections rigid section 6-30 inboard, also be provided with the axial support bar 6-4 that axially parallels with said rigid section 6-30 at least, the end of said axial support bar 6-4 is provided with sliding limitation structure 6-7.When said telescopic section 6-3 produced axial relative motion under steam pressure, this axial support bar 6-4 can guarantee axial relative position between each rigid section 6-30.And; Described sliding limitation structure 6-7 can prevent the excessive extension of telescopic section 6-3; After the flexible distance of telescopic section 6-3 is enough to guarantee that buckle end and the groove tank skin 4 inboard corners of self-locking mechanism 6-1 bottom closely are clasped each other, to telescopic section 6-3 further to extend into line slip spacing.
Bottom referring to Fig. 1; The bottom of said blow-off pipe 2-1 also includes the sleeve 2-3 that matches with blow-off pipe 2-1 size; And on said blow-off pipe 2-1, be provided with pulley 2-4; The end of rope 2-5 is walked around said pulley 2-4 and is fixed on the said steam inlet duct 1-1, and the other end of rope 2-5 is fixed on the said sleeve 2-3.Preferably, in the inside of said groove jar, said blow-off pipe 2-1 also links to each other with said steam inlet duct 1-1 through lead 2-6.The gathering sill 2-7 of axial setting also is installed on the said steam inlet duct 1-1, is slidingly matched between said gathering sill 2-7 and the said lead 2-6.Via above-mentioned pulley 2-4 structure, make blow-off pipe 2-1 in the unit distance that rises, said sleeve 2-3 two unit distances that can rise the bottom thus, have shortened the utility model to a great extent and have hung hoisting depth used in the process.
In addition, also be provided with the safeguard protection assembly on the said friction top 3 of the utility model.Said safeguard protection assembly comprises monitoring groove jar pressure inside mechanism for monitoring 7-2, the 7-3 of temperature monitoring mechanism and steam outlet 7-1.
Particularly, the course of work of the utility model is:
Promote the hanger 2-2 position that blow-off pipe 2-1 top is provided with through outside lifting device (like crane or jack machinism); After drainpipe 2-1 raises up; Can simultaneously or successively drive the upwards rise of drive block 6-5 on the blow-off pipe 2-1, steel wire or steel chain 6-6 that drive block 6-5 can draw when upwards rising above it rise, and apply pulling force upwards to self-locking mechanism 6-1; Self-locking mechanism 6-1 will gather like this, and convenient whole cleaning device gets in the jar.
After lifting device lifted the jar mouth with the cleaning device of the utility model, lifting device discharged hanger 2-2, and blow-off pipe 2-1 will fall like this.At this moment; Drive block 6-5 also falls after rise downwards naturally; Steel wire above it or steel chain 6-6 are in non-tension; Self-locking mechanism 6-1 can open by nature under the effect of gravity, and the buckle end of self-locking mechanism 6-1 will put under jar tank skin of mouthful periphery, is clasped mutually with said groove tank skin 4 inboard corners.
Behind hoisted in position, the cleaning device of the utility model passes through the Jar opening sealer of sealing ring 5 and groove jar, and through past jar of interior steam that leads to of steam inlet duct 1-1.When the rising of jar internal pressure, friction top 3 upwards stretches under the promotion of steam pressure with telescopic section 6-3.When being stretched over certain position, the buckle end of self-locking mechanism 6-1 just can be adjacent to groove tank skin 4 inboard corners each other, like this, the cleaning device of the utility model just with the jar effected of groove jar auto lock.
When the jar internal pressure maintains safe pressure following time, carry out airtight positive pressure and clean the tank car operation.Materials such as the condensed water in jar, waste water, waste liquid pass through blow-off pipe 2-1 outside the automatic drain tank of positive pressure.After cleaning finishes, close air inlet, a jar internal pressure falls back to atmosphere pressure state automatically.Telescopic section 6-3 begins to descend under the gravity effect of friction top 3, and when retracting to certain position, the buckle end of self-locking mechanism 6-1 just can be separated from the tank skin of groove tank skin 4 inboard corners, reaches the automatic unlocking state.
At this moment, 2-2 up rises when lifting device traction hanger, and drive block 6-5 follows rising, and steel wire or steel chain 6-6 pulling self-locking mechanism 6-1 gather to the center, and the cleaning device of the utility model just can successfully leave from the lifting of jar mouth like this.
The utility model has been realized the positive-pressure closing steam clean of groove jar through above-mentioned cleaning device, makes that volatile substances can not volatilize away in atmosphere easily in steam and the groove jar.At certain direct draught, steam is fully condensation in jar, because the groove jar is in low-pressure state, the groove tank skin is heated comparatively evenly like this, has solved traditional uncovered steaming washing trough tank skin problem of non-uniform of being heated.In addition, owing to be in low-pressure state, the more traditional uncovered steaming washing trough temperature of groove jar internal temperature has improved degree (can regulate according to washing trough jar technology) more than 10-40 ℃.Because temperature improves, and makes cooking speed improve greatly.And,, also solved traditional uncovered steaming washing trough air pollution, waste of steam is big, car-cleaning cost is high problem because the groove jar is in the positive seal state.Further, because the groove jar is in the positive seal state, solved the high-decibel noise problem that a large amount of steam of traditional uncovered steaming washing trough spread generation rapidly.Therefore, the utlity model has advantages such as environmental protection, energy-conservation, efficient, low cost.
Obviously, those of ordinary skill in the art can use the airtight self-locking cleaning device of a kind of groove jar of the utility model, constitutes various types of self-locking mechanisms.
Should be noted that at last: above embodiment only in order to the explanation the utility model technical scheme but not to its restriction; Although with reference to preferred embodiment the utility model has been carried out detailed explanation, the those of ordinary skill in affiliated field is to be understood that: still can make amendment to the specific embodiment of the utility model perhaps is equal to replacement to the part technical characterictic; And not breaking away from the spirit of the utility model technical scheme, it all should be encompassed in the middle of the technical scheme scope that the utility model asks for protection.
Claims (10)
1. airtight self-locking cleaning device of groove jar; It is characterized in that: comprise the rigid section (6-30) that is divided at least two sections and be arranged on the telescopic section (6-3) between the said adjacent rigid section (6-30); Adaptive airtight the linking to each other of groove tank skin (4) of the bottom of said rigid section (6-30) and groove jar; The top of said rigid section (6-30) is provided with friction top (3); Be equipped with on the said friction top (3) and lead to inner steam inlet duct (1-1) of groove jar and the blow-off pipe (2-1) that leads to the groove pot bottom, be provided with at least one group of self-locking mechanism (6-1) that is clasped mutually with the inboard corner of said groove tank skin (4) in the inboard of said rigid section (6-30).
2. the airtight self-locking cleaning device of groove jar according to claim 1; It is characterized in that: said self-locking mechanism (6-1) is rotationally connected through the pivot pin end on top and the inboard of said rigid section (6-30), and self-locking mechanism (6-1) is clasped with the inboard corner of said groove tank skin (4) through the buckle end of its bottom mutually.
3. the airtight self-locking cleaning device of groove jar according to claim 2; It is characterized in that: said cleaning device also comprises release mechanism; Said release mechanism comprises that an end is fixed on the steel wire or the steel chain (6-6) in self-locking mechanism (6-1) stage casing, and the other end of steel wire or steel chain (6-6) is fixed on the drive block (6-5) of blow-off pipe (2-1) top setting.
4. the airtight self-locking cleaning device of groove jar according to claim 3; It is characterized in that: also be provided with the slip through hole that matches with said blow-off pipe (2-1) on the said friction top (3), have the distance that matches with said self-locking mechanism (6-1) buckle displacement between said drive block (6-5) and the said friction top (3).
5. according to claim 3 or the airtight self-locking cleaning device of 4 described groove jars, it is characterized in that: said drive block (6-5) is fixedly installed on the top of said blow-off pipe (2-1).
6. according to claim 3 or the airtight self-locking cleaning device of 4 described groove jars; It is characterized in that: said drive block (6-5) is slidingly arranged in the top of said blow-off pipe (2-1), and said blow-off pipe (2-1) below also is provided with the block (6-8) that matches with said drive block (6-5).
7. the airtight self-locking cleaning device of groove jar according to claim 1; It is characterized in that: between said two sections rigid section (6-30) inboard, also be provided with the axial support bar (6-4) that axially parallels with said rigid section (6-30) at least, an end of said axial support bar (6-4) is provided with sliding limitation structure (6-7).
8. the airtight self-locking cleaning device of groove jar according to claim 1; It is characterized in that: the bottom of said blow-off pipe (2-1) also includes the sleeve (2-3) that matches with blow-off pipe (2-1) size; And on said blow-off pipe (2-1), be provided with pulley (2-4); One end of rope (2-5) is walked around said pulley (2-4) and is fixed on the said steam inlet duct (1-1), and the other end of rope (2-5) is fixed on the said sleeve (2-3).
9. the airtight self-locking cleaning device of groove jar according to claim 8 is characterized in that: in the inside of said groove jar, said blow-off pipe (2-1) also links to each other with said steam inlet duct (1-1) through lead (2-6).
10. the airtight self-locking cleaning device of groove jar according to claim 9 is characterized in that: the gathering sill (2-7) of axial setting also is installed on the said steam inlet duct (1-1), is slidingly matched between said gathering sill (2-7) and the said lead (2-6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202540082U CN202212390U (en) | 2011-07-19 | 2011-07-19 | Tank enclosed self-locking cleaning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202540082U CN202212390U (en) | 2011-07-19 | 2011-07-19 | Tank enclosed self-locking cleaning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202212390U true CN202212390U (en) | 2012-05-09 |
Family
ID=46011661
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202540082U Withdrawn - After Issue CN202212390U (en) | 2011-07-19 | 2011-07-19 | Tank enclosed self-locking cleaning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202212390U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102284454A (en) * | 2011-07-19 | 2011-12-21 | 中国石油化工股份有限公司 | Closed self-locking cleaning device of tank |
-
2011
- 2011-07-19 CN CN2011202540082U patent/CN202212390U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102284454A (en) * | 2011-07-19 | 2011-12-21 | 中国石油化工股份有限公司 | Closed self-locking cleaning device of tank |
| CN102284454B (en) * | 2011-07-19 | 2013-10-30 | 中国石油化工股份有限公司 | Closed self-locking cleaning device of tank |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102284454B (en) | Closed self-locking cleaning device of tank | |
| CN102357497B (en) | Locking mechanism of tank positive-pressure cleaning equipment | |
| CN101244414B (en) | Full-automatic dipping lacquer drying stove | |
| CN202212390U (en) | Tank enclosed self-locking cleaning device | |
| CN210952118U (en) | Trolley type gas drying furnace | |
| CN107350208A (en) | Possesses the cleaning case for fixed point pause hydro-peening of advancing | |
| CN105841439A (en) | Cleaning spin-dry equipment with drying function | |
| CN202860909U (en) | Cleaning machine | |
| CN201136839Y (en) | High-pressure auto washing and drying machine | |
| CN206240854U (en) | For the automated ultrasonic cleaning equipment of Barrel of Hydraulic Cylinders | |
| CN101879495B (en) | Automatic primer dipping and coating mechanism for plastic-coated spline shaft without sagging | |
| CN106091668B (en) | A kind of bell opposite opened shaft furnace for facilitating mounting hanger | |
| CN205989400U (en) | Bamboo and wood products's Oleum Verniciae fordii heat treatment automatic production line | |
| CN207345763U (en) | A kind of work car car glass washing device | |
| CN205843331U (en) | A kind of bell opposite opened shaft furnace facilitating mounting hanger | |
| CN113967642B (en) | Harmless automatic cleaning system and method for petroleum drill pipe | |
| CN102294335B (en) | Locking device for positive-pressure washing equipment of tank | |
| CN202224415U (en) | Sealed positive pressure cleaning device for tank | |
| CN102357496A (en) | Closed positive pressure cleaning device for tank | |
| CN209613686U (en) | A kind of Full-automatic ultrasonic cleaner | |
| CN106363744A (en) | Tung oil thermal treatment automatic production line for bamboo and wood products | |
| CN110131984A (en) | A kind of heat exchange kiln for raw material of wood-charcoal drying equipment | |
| CN203356150U (en) | Tank steam airtight cleaning device | |
| CN207566792U (en) | A kind of textile printing and dyeing factory material automatic lifting device | |
| CN207317505U (en) | The lifting device of dry furnace top cover |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120509 Effective date of abandoning: 20131030 |
|
| RGAV | Abandon patent right to avoid regrant |