CN204041415U - A kind of mesohigh water pump test device - Google Patents
A kind of mesohigh water pump test device Download PDFInfo
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- CN204041415U CN204041415U CN201420480486.9U CN201420480486U CN204041415U CN 204041415 U CN204041415 U CN 204041415U CN 201420480486 U CN201420480486 U CN 201420480486U CN 204041415 U CN204041415 U CN 204041415U
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- 238000012360 testing method Methods 0.000 title claims abstract description 67
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 13
- 239000002699 waste material Substances 0.000 claims abstract description 27
- 238000002474 experimental method Methods 0.000 claims abstract description 18
- 230000008878 coupling Effects 0.000 claims abstract description 17
- 238000010168 coupling process Methods 0.000 claims abstract description 17
- 238000005859 coupling reaction Methods 0.000 claims abstract description 17
- 230000008676 import Effects 0.000 description 8
- 230000000694 effects Effects 0.000 description 6
- 238000009434 installation Methods 0.000 description 6
- 239000007788 liquid Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 239000002253 acid Substances 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- -1 consuming time Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 239000008246 gaseous mixture Substances 0.000 description 1
- 229910001338 liquidmetal Inorganic materials 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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Abstract
The utility model relates to a kind of test pump and intake pipe and waste pipe mesohigh water pump test device easy to connect.The motor shaft of experiment electric motor is connected with the input shaft of gearbox, and the output shaft of gearbox is connected with coupling; Or the motor shaft of experiment electric motor is connected with coupling; Lap joint flange, 90 degree of elbows, No. two 90 degree of elbows, No. two lap joint flanges, No. three lap joint flanges, No. three 90 degree of elbows, horizontal straight tube, No. four 90 degree of elbows, vertical straight tube, No. four lap joint flanges are connected and fixed successively.Lap joint flange one end for one of them mesohigh assembling pipe joint is used for being bolted with inlet's flange of test pump fixing and being communicated with, and No. four lap joint flange one end are bolted with water-in flange interface to be fixed and is communicated with; Another lap joint flange one end is used for being bolted with the outlet port flange of test pump fixing and being communicated with, and No. four lap joint flange one end are bolted with drainage flange interface to be fixed and is communicated with.
Description
Technical field
The utility model relates to a kind of mesohigh water pump test device.
Background technique
Pump is mainly used to conveying liquid and comprises water, oil, acid & alkali liquid, emulsified liquid, suspended emulsion and liquid metal etc., also can carry liquid, gaseous mixture and the liquid containing suspended solids.
In the production of chemical industry and oil sector, pump serves the effect of the pressure flow carried liquid and provide chemical reaction, no matter aircraft, rocket, tank, submarine or drilling well, mining, train, boats and ships, or daily life, need with pump everywhere, grow on trees pump in operation, so pump is as universal machine, is the product that in mechanical industry, a class is very main.As all kinds of pump manufacturer, when product export, all need to do various corresponding pump testing.
For various big-and-middle-sized pump factory, because consider that experiment electric motor power is large, volume weight is huge, installation leveling bothers, and in ordinary test place, experiment electric motor once mounting no longer frequently adjusts after putting in place, i.e. the test form of fixation test motor, inlet and outlet pipe lines in place is also generally do not adjust after being in place, during each test, only according to installation and coupling requirement, the position of on-the-spot Adjustment Tests pump and subsidiary engine.
The device of general pump testing, by experiment electric motor, gearbox, coupling and import and export adapter composition, test pump for equal-wattage all can be tested in the place of same fixation test motor, and the situation in this place be experiment electric motor and import and export pipeline be fixed installation put in place, and gearbox, coupling, test pump needs to change according to actual conditions adjustment, so cause the position of test pump all can adjust to some extent when carrying out test at every turn, now just there is a problem, the connectivity problem of namely fixing inlet and outlet pipe lines and the test pump be on the move, for mesohigh pump, the application of the flexible pipe such as flexible pipe or metallic hose cannot adapt to such Intermediate High Pressure test pipe and connect, way is in the past the connection rigid pipe that processing and fabricating much overlaps different length, be used for the import and export of joint test pump and the fixed interface of on-the-spot inlet and outlet pipe lines, test is once dismantled once, often secondaryly in a collection of connecting tube for subsequent use, select one, the shortcoming of this mode have following some: 1. need to make the connecting tube that a lot of length differs, pipeline due to mesohigh pump is general all at more than 200mm, not little by material amount, the cost adding factory drops into, 2. because backup line is generally all deposited near test site, be convenient to select dismounting, therefore the place of stacking occupies the production area of factory, wastes the space of factory, the remote-effects manufacturing efficiency of factory, 3. each dismounting and change connecting tube, needs the operations such as lifting, docking, installation, not only increases man-hour and manpower consumption, relates to the job that requires special skills of crane lifting, if frequent test and replacing, adds the probability of security incident.
In sum, out-of-date methods consumptive material, consuming time, waste factory resources, increase factory operating cost, improve the probability that factory safety accident occurs.
Model utility content
The purpose of this utility model is to overcome above shortcomings in prior art, and provides a kind of reasonable in design, test pump and intake pipe and waste pipe mesohigh water pump test device easy to connect.
The technical scheme in the invention for solving the above technical problem is: a kind of mesohigh water pump test device, comprises experiment electric motor, gearbox, coupling, intake pipe, waste pipe; The motor shaft of experiment electric motor is connected with the input shaft of gearbox, and the output shaft of gearbox is connected with coupling; Or the motor shaft of experiment electric motor is connected with coupling; Be fixed with water-in flange interface in the side of intake pipe, water-in flange interface communicates with intake pipe; Be fixed with drainage flange interface in the side of waste pipe, drainage flange interface communicates with waste pipe;
It is characterized in that: also comprise mesohigh assembling pipe joint; Mesohigh assembling pipe joint comprises first paragraph and second segment, second segment comprises a lap joint flange, 90 degree of elbows, No. two 90 degree of elbows, No. two lap joint flanges, and first paragraph comprises No. three lap joint flanges, No. three 90 degree of elbows, horizontal straight tube, No. four 90 degree of elbows, vertical straight tube, No. four lap joint flanges;
A described lap joint flange, its one end is used for being bolted with inlet's flange of test pump or outlet port flange fixing and being communicated with, and the other end is fixed with one end of 90 degree of elbows and is communicated with; Described 90 degree of elbows, its one end is fixed with one end of a lap joint flange and is communicated with, and the other end is fixed with one end of No. two 90 degree of elbows and is communicated with; No. two described 90 degree of elbows, its one end is fixed with one end of 90 degree of elbows and is communicated with, and the other end is fixed with one end of No. two lap joint flanges and is communicated with, and 90 degree of elbows and No. two 90 degree of elbows are oppositely arranged; No. two described lap joint flanges, its one end is fixed with one end of No. two 90 degree of elbows and is communicated with, and the other end is bolted with one end of No. three lap joint flanges and is communicated with; No. three described lap joint flanges, its one end is bolted with one end of No. two lap joint flanges and is communicated with, and the other end is fixed with one end of No. three 90 degree of elbows and is communicated with; No. three described 90 degree of elbows, its one end is fixed with one end of No. three lap joint flanges and is communicated with, and the other end is fixed with one end of horizontal straight tube and is communicated with; Described horizontal straight tube, its one end is fixed with one end of No. three 90 degree of elbows and is communicated with, and the other end is fixed with one end of No. four 90 degree of elbows and is communicated with; No. four described 90 degree of elbows, its one end is fixed with one end of horizontal straight tube and is communicated with, and the other end is fixed with one end of vertical straight tube and is communicated with; Described vertical straight tube, its one end is fixed with one end of No. four 90 degree of elbows and is communicated with, and the other end is fixed with one end of No. four lap joint flanges and is communicated with; No. four described lap joint flanges, its one end is fixed with one end of vertical straight tube and is communicated with, and the other end is used for being bolted with water-in flange interface or drainage flange interface fixing and being communicated with;
Described mesohigh assembling pipe joint is two; Lap joint flange one end for one of them mesohigh assembling pipe joint is used for being bolted with inlet's flange of test pump fixing and being communicated with, and No. four lap joint flange one end are bolted with water-in flange interface to be fixed and is communicated with; Lap joint flange one end for another mesohigh assembling pipe joint is used for being bolted with the outlet port flange of test pump fixing and being communicated with, and No. four lap joint flange one end are bolted with drainage flange interface to be fixed and is communicated with.
Intake pipe described in the utility model is communicated with waste pipe; Be fixed with knock out drum in the connectivity part of intake pipe and waste pipe, knock out drum and intake pipe and waste pipe are connected; In knock out drum, heat exchanger coiled pipe is installed.
Horizontal straight tube described in the utility model is horizontally disposed with.
Vertical straight tube described in the utility model is vertically arranged.
The utility model compared with prior art, has the following advantages and effect: 1, do not need to make backup line, only need set of device, saves material and stacks space; 2, not exclusively dismantle, save manpower and time; 3, on-line tuning, abutting joint, improves the efficiency of test; 4, there is each, test pump adjustable to installation dimension import and export and dock with intake pipe and waste pipe features such as facilitating, position scalability is good, be specially adapted to experiment electric motor and intake-discharge pipe is fixed, the occasion of frequent replacing test pump position.
Accompanying drawing explanation
Structural representation when Fig. 1 is the utility model embodiment first time test.
Fig. 2 be Fig. 1 A-A to structural representation.
Structural representation when Fig. 3 is the test of the utility model embodiment second time.
Fig. 4 is the utility model embodiment mesohigh assembling pipe joint principle schematic that first paragraph and second segment regulate when testing.
Embodiment
Below in conjunction with accompanying drawing, also by embodiment, the utility model is described in further detail, and following examples are that the utility model is not limited to following examples to explanation of the present utility model.
See Fig. 1 ~ Fig. 4, the utility model embodiment comprises experiment electric motor 13, gearbox 14, coupling 15, intake pipe 16, waste pipe 17, heat exchanger coiled pipe 18, mesohigh assembling pipe joint 11, knock out drum 21.
The motor shaft of experiment electric motor 13 is connected with the input shaft of gearbox 14, and the output shaft of gearbox 14 is connected with coupling 15.Or the motor shaft of experiment electric motor 13 is directly connected with coupling 15.
Be fixed with water-in flange interface 19 in the side of intake pipe 16, water-in flange interface 19 communicates with intake pipe 16.
Be fixed with drainage flange interface 20 in the side of waste pipe 17, drainage flange interface 20 communicates with waste pipe 17.
Intake pipe 16 and waste pipe 17 are fixedly installed in the venue.Intake pipe 16 is communicated with waste pipe 17, so only needs a water supply installation and a drainage means.Be fixed with knock out drum 21 in the connectivity part of intake pipe 16 and waste pipe 17, knock out drum 21 is connected with intake pipe 16 and waste pipe 17, and knock out drum 21 pairs of current play the effect of buffering.Heat exchanger coiled pipe 18 is installed in knock out drum 21, current in heat exchanger coiled pipe 18 pairs of intake pipes 16 and waste pipe 17 play cooling action, after testing apparatus connection is complete, start to test according to corresponding specification and buyer requirements, when testing apparatus water temperature is beyond code requirement, by regulating the circulating cooling coolant-temperature gage in heat exchanger coiled pipe 18 and flow, the current in intake pipe 16 and waste pipe 17 are cooled.
Mesohigh assembling pipe joint 11 comprises first paragraph and second segment, second segment comprises a lap joint flange 1,90 degree of elbow 2, No. two 90 degree of elbows 3, No. two lap joint flanges 4, and first paragraph comprises No. three lap joint flanges 5, No. three 90 degree of elbows 6, horizontal straight tube 7, No. four 90 degree of elbows 8, vertical straight tube 9, No. four lap joint flanges 10.
A lap joint flange 1, its one end is used for being bolted with inlet's flange of test pump 12 or outlet port flange fixing and being communicated with, and the other end is welded and fixed with one end of 90 degree of elbows 2 and is communicated with.
90 degree of elbows 2, its one end is welded and fixed with one end of a lap joint flange 1 and is communicated with, and the other end is welded and fixed with one end of No. two 90 degree of elbows 3 and is communicated with.
No. two 90 degree of elbows 3, its one end is welded and fixed with one end of 90 degree of elbows 2 and is communicated with, and the other end is welded and fixed with one end of No. two lap joint flanges 4 and is communicated with, and 90 degree of elbows 2 and No. two 90 degree of elbows 3 are oppositely arranged.
No. two lap joint flanges 4, its one end is welded and fixed with one end of No. two 90 degree of elbows 3 and is communicated with, and the other end is bolted with one end of No. three lap joint flanges 5 and is communicated with.
No. three lap joint flanges 5, its one end is bolted with one end of No. two lap joint flanges 4 and is communicated with, and the other end is welded and fixed with one end of No. three 90 degree of elbows 6 and is communicated with.
No. three 90 degree of elbows 6, its one end is welded and fixed with one end of No. three lap joint flanges 5 and is communicated with, and the other end is welded and fixed with one end of horizontal straight tube 7 and is communicated with.
Horizontal straight tube 7, its one end is welded and fixed with one end of No. three 90 degree of elbows 6 and is communicated with, and the other end is welded and fixed with one end of No. four 90 degree of elbows 8 and is communicated with.Horizontal straight tube 7 is horizontally disposed with.
No. four 90 degree of elbows 8, its one end is welded and fixed with one end of horizontal straight tube 7 and is communicated with, and the other end is welded and fixed with one end of vertical straight tube 9 and is communicated with.
Vertical straight tube 9, its one end is welded and fixed with one end of No. four 90 degree of elbows 8 and is communicated with, and the other end is welded and fixed with one end of No. four lap joint flanges 10 and is communicated with.Vertical straight tube 9 is vertically arranged.
No. four lap joint flanges 10, its one end is welded and fixed with one end of vertical straight tube 9 and is communicated with, and the other end is used for being bolted with water-in flange interface 19 or drainage flange interface 20 fixing and being communicated with.
The import and export of test pump 12 towards with water-in flange interface 19, drainage flange interface 20 is towards unanimously, and have certain level and vertical distance, and 90 degree of elbows can play the effect changing and turn to, horizontal straight tube can solve the snap action between two interface horizontal equivalents, and vertical straight tube can solve the effect that interface exists the vertical discrepancy in elevation, therefore by selecting 90 degree of elbows 2, No. two 90 degree of elbows 3, No. three 90 degree of elbows 6, No. four 90 degree of elbows 8, with the use of horizontal straight tube 7 and vertical straight tube 9, above-mentioned annexation is adopted to come two towards unanimously again, but the connectivity problem between two interfaces that there is certain level and vertical distance.
Mesohigh assembling pipe joint 11 of the present utility model is two.Lap joint flange 1 one end for one of them mesohigh assembling pipe joint 11 is used for being bolted with inlet's flange of test pump 12 fixing and being communicated with, and No. four lap joint flange 10 one end are bolted with water-in flange interface 19 to be fixed and is communicated with; Lap joint flange 1 one end for another mesohigh assembling pipe joint 11 is used for being bolted with the outlet port flange of test pump 12 fixing and being communicated with, and No. four lap joint flange 10 one end are bolted with drainage flange interface 20 to be fixed and is communicated with.
The mesohigh assembling pipe joint 11 selecting B circle is example, and 1 ~ accompanying drawing 3 illustrates enforcement principle by reference to the accompanying drawings.When not having pump testing at ordinary times, No. four lap joint flanges 10 and the water-in flange interface 19 of mesohigh assembling pipe joint 11 are joined with bolts, and a lap joint flange 1 is in free end.
When first time tests, the motor shaft of experiment electric motor 13 is connected with the input shaft of gearbox 14, and the output shaft of gearbox 14 is connected with coupling 15.After the pump shaft of pump 12 to be tested is connected with coupling 15, next exactly will by test pump 12 and intake pipe 16 and waste pipe 17 to connecting, now unclamp the bolt between No. four lap joint flanges 10 and water-in flange interface 19, ensure that vertical straight tube 9 can rotate, also unclamp bolt between No. two lap joint flanges 4 and No. three lap joint flanges 5 to rotatable state simultaneously, now this device become 2 sections can the pipeline of flexible rotating, our arm similar, first segment length with it, the hand of second segment is just as free end.Free end is stretched to the inlet of test pump 12 by workman, first paragraph and second segment can be selected to put in place accordingly, can analyze according to Der Grundsatz der Maschinen and obtain can meeting such status requirement by two positions, as shown in FIG., which position of concrete selection, can be determined according to site space situation by workman, for the position of solid line, when a lap joint flange 1 of free end is bolted to connection after connecting with the import of test pump 12, then by the bolt between No. two lap joint flanges 4 and No. three lap joint flanges 5, No. four lap joint flanges 10 are tightened successively with the bolt of water-in flange interface 19.Pipe connecting method for test pump 12 outlet port is identical, namely said method is passed through, lap joint flange 1 one end for the mesohigh assembling pipe joint 11 of A circle is bolted with the outlet port flange of test pump 12 to be fixed and is communicated with, No. four lap joint flange 10 one end are bolted with drainage flange interface 20 to be fixed and is communicated with, specifically be not repeated, so just whole system is installed, the state as shown in first time test in accompanying drawing 1.After having tested, turn on inlet's bolt of a lap joint flange 1 and test pump 12, unscrew the bolt between No. two lap joint flanges 4 and No. three lap joint flanges 5, bolt between a lap joint flange 1 and drainage flange interface 20, outlet end is similar, and then workman pulls open connecting tube and just can remove test pump 12.
When second time is tested, this test pump 12 does not need gearbox 14 to transmit, and the motor shaft of experiment electric motor 13 is directly connected with coupling 15, and reposition is adjusted to by original position in the position of test pump 12.Now two mesohigh assembling pipe joints 11 adjust to new position from origin-location accordingly, as shown in second time test in accompanying drawing 3, mode of operation is similar to above-mentioned, for the connection of test pump 12 entrance point, unclamp the bolt between No. four lap joint flanges 10 and water-in flange interface 19, also unscrew the connecting bolt extremely rotatable state between No. two lap joint flanges 4 and No. three lap joint flanges 5 simultaneously, free end is stretched to the new position of test pump 12 import from original position, then the import of free end lap joint flange 1 with test pump 12 is bolted to connection, by the bolt between No. two lap joint flanges 4 and No. three lap joint flanges 5, the bolt of No. four lap joint flanges 10 and water-in flange interface 19 is tightened fixing successively, operation is exactly so simple.
The maximum join domain of mesohigh assembling pipe joint 11 is centered by connected water-in flange interface 19 or drainage flange interface 20, with within the scope of the horizontal projection length sum of first paragraph and the second segment circle that is radius, can be connected in theory, as A circle and the B circle scope of accompanying drawing 4, the size of regulation range depends on the length of horizontal straight tube 7.
In addition, it should be noted that, the specific embodiment described in this specification, the shape, institute's title of being named etc. of its parts and components can be different, and the above content described in this specification is only to the explanation of the utility model structure example.
Claims (4)
1. a mesohigh water pump test device, comprises experiment electric motor, gearbox, coupling, intake pipe, waste pipe; The motor shaft of experiment electric motor is connected with the input shaft of gearbox, and the output shaft of gearbox is connected with coupling; Or the motor shaft of experiment electric motor is connected with coupling; Be fixed with water-in flange interface in the side of intake pipe, water-in flange interface communicates with intake pipe; Be fixed with drainage flange interface in the side of waste pipe, drainage flange interface communicates with waste pipe;
It is characterized in that: also comprise mesohigh assembling pipe joint; Mesohigh assembling pipe joint comprises first paragraph and second segment, second segment comprises a lap joint flange, 90 degree of elbows, No. two 90 degree of elbows, No. two lap joint flanges, and first paragraph comprises No. three lap joint flanges, No. three 90 degree of elbows, horizontal straight tube, No. four 90 degree of elbows, vertical straight tube, No. four lap joint flanges;
A described lap joint flange, its one end is used for being bolted with inlet's flange of test pump or outlet port flange fixing and being communicated with, and the other end is fixed with one end of 90 degree of elbows and is communicated with; Described 90 degree of elbows, its one end is fixed with one end of a lap joint flange and is communicated with, and the other end is fixed with one end of No. two 90 degree of elbows and is communicated with; No. two described 90 degree of elbows, its one end is fixed with one end of 90 degree of elbows and is communicated with, and the other end is fixed with one end of No. two lap joint flanges and is communicated with, and 90 degree of elbows and No. two 90 degree of elbows are oppositely arranged; No. two described lap joint flanges, its one end is fixed with one end of No. two 90 degree of elbows and is communicated with, and the other end is bolted with one end of No. three lap joint flanges and is communicated with; No. three described lap joint flanges, its one end is bolted with one end of No. two lap joint flanges and is communicated with, and the other end is fixed with one end of No. three 90 degree of elbows and is communicated with; No. three described 90 degree of elbows, its one end is fixed with one end of No. three lap joint flanges and is communicated with, and the other end is fixed with one end of horizontal straight tube and is communicated with; Described horizontal straight tube, its one end is fixed with one end of No. three 90 degree of elbows and is communicated with, and the other end is fixed with one end of No. four 90 degree of elbows and is communicated with; No. four described 90 degree of elbows, its one end is fixed with one end of horizontal straight tube and is communicated with, and the other end is fixed with one end of vertical straight tube and is communicated with; Described vertical straight tube, its one end is fixed with one end of No. four 90 degree of elbows and is communicated with, and the other end is fixed with one end of No. four lap joint flanges and is communicated with; No. four described lap joint flanges, its one end is fixed with one end of vertical straight tube and is communicated with, and the other end is used for being bolted with water-in flange interface or drainage flange interface fixing and being communicated with;
Described mesohigh assembling pipe joint is two; Lap joint flange one end for one of them mesohigh assembling pipe joint is used for being bolted with inlet's flange of test pump fixing and being communicated with, and No. four lap joint flange one end are bolted with water-in flange interface to be fixed and is communicated with; Lap joint flange one end for another mesohigh assembling pipe joint is used for being bolted with the outlet port flange of test pump fixing and being communicated with, and No. four lap joint flange one end are bolted with drainage flange interface to be fixed and is communicated with.
2. mesohigh water pump test device according to claim 1, is characterized in that: described intake pipe is communicated with waste pipe; Be fixed with knock out drum in the connectivity part of intake pipe and waste pipe, knock out drum and intake pipe and waste pipe are connected; In knock out drum, heat exchanger coiled pipe is installed.
3. mesohigh water pump test device according to claim 1, is characterized in that: described horizontal straight tube is horizontally disposed with.
4. mesohigh water pump test device according to claim 1, is characterized in that: described vertical straight tube is vertically arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420480486.9U CN204041415U (en) | 2014-08-25 | 2014-08-25 | A kind of mesohigh water pump test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420480486.9U CN204041415U (en) | 2014-08-25 | 2014-08-25 | A kind of mesohigh water pump test device |
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| Publication Number | Publication Date |
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| CN204041415U true CN204041415U (en) | 2014-12-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420480486.9U Expired - Lifetime CN204041415U (en) | 2014-08-25 | 2014-08-25 | A kind of mesohigh water pump test device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109737047A (en) * | 2019-03-21 | 2019-05-10 | 马鞍山钢铁股份有限公司 | A kind of high-pressure shock absorber and the high pressure dephosphorization system using the damper |
-
2014
- 2014-08-25 CN CN201420480486.9U patent/CN204041415U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109737047A (en) * | 2019-03-21 | 2019-05-10 | 马鞍山钢铁股份有限公司 | A kind of high-pressure shock absorber and the high pressure dephosphorization system using the damper |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141224 |