CN206804440U - A kind of water filling bar assembly of steel cylinder water press testing machine - Google Patents
A kind of water filling bar assembly of steel cylinder water press testing machine Download PDFInfo
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- CN206804440U CN206804440U CN201720313925.0U CN201720313925U CN206804440U CN 206804440 U CN206804440 U CN 206804440U CN 201720313925 U CN201720313925 U CN 201720313925U CN 206804440 U CN206804440 U CN 206804440U
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- water filling
- filling bar
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- steel cylinder
- testing machine
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Abstract
The utility model provides a kind of water filling bar assembly of steel cylinder water press testing machine, belongs to field of mechanical technique.It solves the problems, such as that a kind of water filling bar assembly structure of existing steel cylinder water press testing machine is complex.A kind of this water filling bar assembly of steel cylinder water press testing machine, including lifter plate, lifter plate is provided with support tube, the lower end that the water filling bar that can be rotated and water filling bar are equipped with support tube stretches out in the lower surface of support tube, the lateral wall of water filling bar is provided with external screw thread, water filling bar is provided with water channel, the lower end of support tube is fixed with axle sleeve, water filling bar passes through described axle sleeve, the madial wall of axle sleeve forms air flue with the lateral wall of water filling bar and axle sleeve is provided with the interface being connected with described air flue, is provided with detent in the middle part of the lower surface of axle sleeve and detent is embedded with sealing ring.A kind of this water filling bar assembly of steel cylinder water press testing machine has the advantages of structure is relatively simple.
Description
Technical field
The utility model belongs to field of mechanical technique, is related to a kind of steel cylinder water press testing machine, particularly a kind of steel cylinder hydraulic pressure
The water filling bar assembly of test machine.
Background technology
According to international standard and national standard to steel seamless steel cylinder, repeatable filling welding steel cylinder, aluminium alloy seamless steel
Bottle and winding steel cylinder are intended to carry out the water pressure test, and it is even more important especially to carry out the water pressure test to liquefied petroleum gas steel cylinder.Existing skill
In art, water filling, gas injection valve completion test is opened manually using manually single steel cylinder is moved to test position in the water pressure test, existing
With the presence of the following defect of cylinder water pressure experiment test equipment：Steel cylinder is placed, test position is moved away from and is completed by artificial lift, is worked
Intensity is big, time-consuming, yield poorly；During test, water filling pressure head is placed first in steel cylinder valve seat plane, the water filling into steel cylinder, is filled
Pressurizeed after water, thrust is acted on bottle by water filling pressure head, and steel cylinder bottle when pressurizeing pressurize is existed outer by external force, steel cylinder
Bottle caused by power deforms, and influences measuring accuracy.Above-mentioned test equipment can only be inspected by random samples to the steel cylinder of production, therefore exist tight
The potential safety hazard of weight.
A kind of intelligent rotating disc type liquefied petroleum gas steel cylinder water pressure test quick detection line as disclosed in Chinese patent literature
(application number：201610409160.0) include Multi-Position Auto-Test Machine, upper bottle conveyer belt, lower bottle conveyer belt, hydrojet to survey and contain
Put, weighing steel cylinder device, dynamic code-reading apparatus.Multi-Position Auto-Test Machine includes several single-station water test units, institute
State single-station water test unit include frame, upper movable disk, lower movable disk, the first lifting cylinder, the second lifting cylinder and
Water/gas double-channel rotating joint, water/gas double-channel rotating joint include outer tube, swingle, threaded sleeve, compressed gas cylinder sleeve
And encapsulant, connected between swingle and the outer tube by bearing seal, bottom and the compressed gas cylinder sleeve of outer tube
Top threaded connection, compressed gas cylinder sleeve bore lower seal slide fit is equipped with compression piston；The bottom of compression piston is provided with sealing
Material, encapsulant coordinate with bottle port sealing；The threaded sleeve top is connected with the swingle, and bottom carries outer spiral shell
Line.But after the swingle drives threaded sleeve to be connected with steel cylinder screw thread, encapsulant and steel bottle are made by compression piston movement
Mouth forms sealing, therefore structure is complex.
The content of the invention
The purpose of this utility model is above mentioned problem be present for existing technology, it is proposed that a kind of steel cylinder simple in construction
The water filling bar assembly of water press testing machine.
The purpose of this utility model can be realized by following technical proposal：A kind of water filling bar group of steel cylinder water press testing machine
Part, including lifter plate, described lifter plate are provided with support tube, be equipped with described support tube the water filling bar that can rotate and
The lower end of described water filling bar stretches out in the lower surface of described support tube, and the lateral wall of described water filling bar is provided with external screw thread,
Characterized in that, described water filling bar is provided with water channel, the lower end of described support tube is fixed with axle sleeve, and described water filling bar is worn
Described axle sleeve is crossed, is set on the madial wall of described axle sleeve and the lateral wall formation air flue of described water filling bar and described axle sleeve
There is the interface being connected with described air flue, detent and described detent are provided with the middle part of the lower surface of described axle sleeve
It is embedded with sealing ring.
The frame of steel cylinder water press testing machine, which is provided with, can drive the moving drive mechanism that lifter plate back and forth lifts, mobile to drive
Motivation structure can use cylinder or motor and screw mandrel screw component.The moving down of lifter plate, which makes water filling bar be inserted into steel cylinder, makes water filling
The external screw thread of bar is rotated the bottle of water filling bar precession steel cylinder close to the internal thread of the bottle mouth position of steel cylinder by motor driven water filling bar
Mouthful, sealing is formed between the bottleneck of steel cylinder and the sealing ring of axle sleeve, has simple in construction and sealing effectiveness preferable, reduces manufacture
Cost.
In a kind of water filling bar assembly of above-mentioned steel cylinder water press testing machine, the upper end of described support tube is fixed with can
The floating shelf that OQ t plate floats, described floating shelf are provided with motor, and the housing of described motor is connected in described float
In moving frame, the rotating shaft of described motor is fixedly connected with described water filling bar.Because water filling bar and motor are arranged on floating shelf,
Therefore even if the axiality of the bottleneck of water filling bar and steel cylinder is offset, floating shelf can the movement of OQ t plate, make motor belt motor
Dynamic water filling bar rotates and makes the smooth bottleneck that must screw in steel cylinder of water filling bar, has the advantages of reliable operation.
In a kind of water filling bar assembly of above-mentioned steel cylinder water press testing machine, if dry milling is located on described lifter plate
Pearl, the lower surface of described floating shelf are resisted against on described ball.Ball is provided between lifter plate and floating shelf, is easy to float
Frame can be moved smoothly, be easy to automatically adjusting for floating rack position.
In a kind of water filling bar assembly of above-mentioned steel cylinder water press testing machine, described lifter plate be provided with positioning sleeve and
The press cylinder that described positioning sleeve can be driven back and forth to lift, described positioning sleeve are set in the outside of described floating shelf,
Described press cylinder can promote described positioning sleeve that described floating shelf is positioned on lifter plate.Moving down for lifter plate makes
Water filling bar is inserted into when making the external screw thread of water filling bar in steel cylinder close to the internal thread of the bottle mouth position of steel cylinder, and now press cylinder drives
Positioning sleeve rise, make positioning sleeve depart from floating shelf, now floating shelf can OQ t plate float, pass through motor driven water filling bar
Rotate, enable water filling bar is smooth to be connected with the whorl of bottleneck of steel cylinder, after completing to test, press cylinder promotes pressure positioning sleeve will
Floating shelf is pressed on lifter plate, the screw thread on water filling bar is departed from steel bottle mouth by motor reversal.
In a kind of water filling bar assembly of above-mentioned steel cylinder water press testing machine, the lower end inside edge of described positioning sleeve is set
There is inclined plane one, the inclined plane two relative with described inclined plane one is provided with the outer ledge of described floating shelf, it is described
The gap that can be moved for floating shelf is formed between inclined plane one and described inclined plane two.Do not connect in irrigation sleeve with steel bottle mouth
When connecing, inclined plane two is pressed on by inclined plane one, floating shelf is positioned on lifter plate, have locating effect preferably excellent
Point, before water filling bar is threadedly coupled with steel bottle mouth, floating shelf lifting is driven by press cylinder, departs from inclined plane one and tilts
Face two, the gap floated for floating shelf is formed between inclined plane one and inclination two, avoids floating shelf from excessively moving, makes reliable operation
And connection effect it is preferable the advantages of.
In a kind of water filling bar assembly of above-mentioned steel cylinder water press testing machine, the quantity of described press cylinder for two and
The both sides of described positioning sleeve are symmetricly set on, the piston rod of two press cylinders is fixedly connected with positioning sleeve respectively.Two binders
The piston rod of cylinder is fixedly connected with the both sides of positioning sleeve respectively, makes press cylinder promote positioning sleeve preferably to be compressed to floating shelf fixed
Position.
In the water filling bar assembly of above-mentioned steel cylinder water press testing machine, the madial wall of described support tube and described water filling
The lateral wall of bar forms annular seal space, and the inner of described water filling bar is connected with described annular seal space, outside described support tube
Side wall is provided with the interface one being connected with described annular seal space.Water filling bar forms water channel with annular seal space and interface one, makes water filling
Bar is threadedly coupled mouth with steel bottle mouth, by water filling bar toward water filling in steel cylinder, after it is stable, by air flue toward being sent into steel cylinder
Compressed gas, the water in steel cylinder is discharged by the interface one on the sealed chamber of water filling bar and support tube, the water of discharge is entered
Capable test of weighing.
In a kind of water filling bar assembly of above-mentioned steel cylinder water press testing machine, the lower end of described water filling bar, which is provided with, stretches
Pipe, is provided with spring between described telescoping tube and described water filling bar and described spring promotes the lower end of described telescoping tube to stretch
For the lower end of described water filling bar.Telescoping tube is promoted by spring, the lower end of telescoping tube is reclined the interior of near described steel cylinder
Bottom surface, the advantages of having test more accurate and be not likely to produce interference when dismounting.
In a kind of water filling bar assembly of above-mentioned steel cylinder water press testing machine, described support tube and described lifter plate phase
It is connected.Support tube is fixedly connected with lifter plate, has the advantages of simple in construction and installation is more convenient.
Compared with prior art, a kind of this water filling bar assembly of steel cylinder water press testing machine has advantages below：
1st, rotated by motor driven water filling bar by the bottleneck of water filling bar precession steel cylinder, the sealing of the bottleneck and axle sleeve of steel cylinder
Sealing is formed between circle, there is simple in construction and sealing effectiveness preferably to reduce manufacturing cost；
2nd, before water filling bar is threadedly coupled with steel bottle mouth, floating shelf lifting is driven by press cylinder, makes inclined plane one de-
From inclined plane two, the gap floated for floating shelf is formed between inclined plane one and inclination two, avoids floating shelf from excessively moving, makes work
Make the advantages of reliable and connection effect is preferable；
3rd, when the axiality of water filling bar and the bottleneck of steel cylinder is offset, floating shelf can OQ t plate movement, make electricity
Machine drives water filling bar to rotate and make the smooth bottleneck that must screw in steel cylinder of water filling bar, has the advantages of reliable operation；
4th, telescoping tube is promoted by spring, the lower end of telescoping tube is reclined the inner bottom surface of near described steel cylinder, there is test
The advantages of interference being not likely to produce during more accurate and dismounting.
Brief description of the drawings
Fig. 1 is the schematic cross-sectional view of the embodiment one of this water filling bar assembly.
Fig. 2 is the schematic perspective view of this water filling bar assembly embodiment two.
Fig. 3 is the schematic cross-sectional view of water filling bar assembly embodiment two.
Fig. 4 is Fig. 3 enlarged diagram.
In figure, 1, lifter plate；2nd, axle sleeve；2a, interface；2b, detent；3rd, support tube；3a, interface one；3b, sealing
Chamber；4th, water filling bar；5th, motor；6th, water channel；7th, air flue；8th, ball；9th, positioning sleeve；9a, inclined plane one；9b, boss；10th, binder
Cylinder；11st, buffer bar；12nd, floating shelf；12a, inclined plane two；13rd, sealing ring；14th, telescoping tube.
Embodiment
It is specific embodiment of the utility model and with reference to accompanying drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these embodiments.
As shown in figure 1, the water filling bar assembly of steel cylinder water press testing machine, including lifter plate 1, support is fixed with lifter plate 1
Cylinder 3, water filling bar 4 is equipped with support tube 3, the lower end of water filling bar 4 stretches out in the lower surface of support tube 3.The lower end of support tube 3 is consolidated
Axle sleeve 2 is connected with, water filling bar 4 passes through axle sleeve 2, and air flue 7, axle sleeve 2 are formed between the lateral wall of water filling bar 4 and the madial wall of axle sleeve 2
On be connected with the interface 2a being connected with air flue 7.
The lower surface of axle sleeve 2 is coaxially provided with detent 2b, and detent 2b is embedded with sealing ring 13.Described water filling bar
4 lateral wall is provided with external screw thread, and floating shelf 12 is provided with motor 5, and motor 5 can drive water filling bar 4 to rotate, be set on water filling bar 4
There is water channel 6, the madial wall of support tube 3 forms annular seal space 3b, the inner of water filling bar 4 and annular seal space 3b phases with the lateral wall of water filling bar 4
Connection, the lateral wall of support tube 3 are provided with the 3a of interface one being connected with annular seal space 3b.
The lower end of water filling bar 4 is provided with telescoping tube 14, and spring and spring are provided between described telescoping tube 14 and water filling bar 4
The lower end of telescoping tube 14 is promoted to stretch out in the lower end of water filling bar 4.
The frame of steel cylinder water press testing machine, which is provided with, can drive the moving drive mechanism that lifter plate 1 back and forth lifts, mobile
Drive mechanism can use cylinder or motor and screw mandrel screw component.During work, moving drive mechanism drives moving down for lifter plate 1
Water filling bar 4 is inserted into the internal thread for making the external screw thread of water filling bar 4 close to the bottle mouth position of steel cylinder in steel cylinder, driven by motor 5
Water filling bar 4 is rotated the bottleneck of the precession steel cylinder of water filling bar 4, by axle sleeve 2 and extruding of the steel bottle mouth to sealing ring 13, is made close
The end face of seal 13 and steel cylinder, which is formed, to be sealed, and is had simple in construction and sealing effectiveness preferable, is reduced manufacturing cost.When testing
Afterwards, motor 5 drives water filling bar 4 to invert, and water filling bar 4 is departed from steel cylinder.
Embodiment two
The present embodiment and the structure and principle of embodiment one are essentially identical, and difference is：As shown in Figures 2 to 4, steel cylinder hydraulic pressure
The water filling bar assembly of test machine, including lifter plate 1, lifter plate 1 are provided with the floating shelf 12 for being capable of the floating of OQ t plate 1, floated
Being equipped with and being fixed with support tube 3 for moving frame 12, is equipped with water filling bar 4 in support tube 3, the lower end of water filling bar 4 stretches out in branch
The lower surface of cylinder 3 is supportted, the lateral wall of described water filling bar 4 is provided with external screw thread, and described floating shelf 12 is provided with motor 5, motor 5
Described water filling bar 4 can be driven to rotate, water filling bar 4 is provided with water channel 6, and water filling bar 4 and/or support tube 3 have air flue 7.
Some balls 8 are located on lifter plate 1, the lower surface of floating shelf 12 is resisted against on ball 8, is easy to the energy of floating shelf 12
It is enough smoothly to move, it is easy to the automatically adjusting for position of floating shelf 12.The upside of lifter plate 1 is provided with positioning sleeve 9 and can driven
The press cylinder 10 that positioning sleeve 9 back and forth lifts, the quantity of press cylinder 10 is two and is symmetricly set on the both sides of positioning sleeve 9,
The piston rod of two press cylinders 10 is fixedly connected with positioning sleeve 9 respectively.The piston rod of two press cylinders 10 respectively with positioning sleeve
9 both sides are fixedly connected with, and make press cylinder 10 promote positioning sleeve 9 preferably to compress positioning to floating shelf 12.
Positioning sleeve 9 is set in the outside of floating shelf 12, and press cylinder 10 can promote positioning sleeve 9 to be positioned at floating shelf 12
On lifter plate 1, the lower end inside edge of positioning sleeve 9 is provided with the 9a of inclined plane one, is provided with and inclination at the outer ledge of floating shelf 12
Formed between inclined plane two 12a, the 9a of inclined plane one and the 12a of the inclined plane two relative 9a of face one between being moved for floating shelf 12
Gap.
Buffer bar 11 vertically is provided with lifting platform, spring, the upper end of positioning sleeve 9 are provided between buffer bar 11 and lifter plate 1
Boss 9b is equipped with, buffer bar 11 can be resisted against the lower surface of convex body.
The madial wall of support tube 3 forms annular seal space 3b, the inner of water filling bar 4 and annular seal space 3b phases with the lateral wall of water filling bar 4
Connection, the lateral wall of support tube 3 are provided with the 3a of interface one being connected with annular seal space 3b.The lower end of support tube 3 is fixed with axle sleeve 2,
Water filling bar 4 passes through axle sleeve 2, and air flue 7 is formed between the lateral wall of water filling bar 4 and the madial wall of axle sleeve 2, be connected with axle sleeve 2 with
The interface 2a that air flue 7 is connected.The lower surface of axle sleeve 2 is coaxially provided with detent 2b, and detent 2b is embedded with sealing ring 13.
The lower end of water filling bar 4 is provided with telescoping tube 14, and spring and spring are provided between described telescoping tube 14 and water filling bar 4
The lower end of telescoping tube 14 is promoted to stretch out in the lower end of water filling bar 4.
The frame of steel cylinder water press testing machine, which is provided with, can drive the moving drive mechanism that lifter plate 1 back and forth lifts, mobile
Drive mechanism can use cylinder or motor 5 and screw mandrel screw component.When not working, press cylinder 10 drives positioning sleeve 9 to make to incline
The 9a of inclined-plane one is pressed on the 12a of inclined plane two, floating shelf 12 is positioned on lifter plate 1.During work, moving drive mechanism, which drives, to be risen
Moving down for plate 1 of drop makes water filling bar 4 be inserted into the internal thread for making the external screw thread of water filling bar 4 close to the bottle mouth position of steel cylinder in steel cylinder, this
When press cylinder 10 drive the lifting of positioning sleeve 9, the 9a of inclined plane one is departed from the 12a of inclined plane two, the now OQ t of floating shelf 12
Plate 1 is in quick condition, drives water filling bar 4 to rotate the bottleneck of the precession steel cylinder of water filling bar 4 by motor 5, due to water filling bar 4 with
And motor 5 is arranged on floating shelf 12, therefore even if when the axiality of the bottleneck of water filling bar 4 and steel cylinder is offset, floating shelf 12
Can the movement of OQ t plate 1 and counter roller slide, make motor 5 drive water filling bar 4 to rotate and make water filling bar 4 is smooth must screw in
The bottleneck of steel cylinder, there is the advantages of reliable operation.When water filling bar 4 is threadedly coupled with steel cylinder, steel cylinder is pressed on by sealing ring 13
End face formed sealing, have sealing effectiveness it is preferable the advantages of.
During test, water filling bar 4 and annular seal space 3b and the 3a of interface one form water channel 6, make water filling bar 4 and steel bottle mouth screw thread
Connection, by water filling bar 4 toward water filling in steel cylinder, after it is stable, by air flue 7 toward compressed gas is sent into steel cylinder, make steel cylinder
Interior water carries out survey of weighing by the 3a of interface one discharges on the sealed chamber 3b of water filling bar 4 and support tube 3 to the water of discharge
Examination.
After completing to test, press cylinder 10 promotes pressure positioning sleeve 9 that floating shelf 12 is pressed on lifter plate 1, passes through electricity
Machine 5, which inverts, makes the screw thread on water filling bar 4 depart from steel bottle mouth.Telescoping tube 14 is promoted by spring, pastes the lower end of telescoping tube 14
Close to the inner bottom surface of described steel cylinder, there is the advantages of test more accurately and when dismounting is not likely to produce interference.
Specific embodiment described herein is only to the utility model spirit explanation for example.The utility model institute
Category those skilled in the art can make various modifications or supplement to described specific embodiment or using similar
Mode substitute, but without departing from spirit of the present utility model or surmount scope defined in appended claims.
Although more used herein lifter plate 1, axle sleeve 2, interface 2a, detent 2b, support tube 3, the 3a of interface one,
Annular seal space 3b, water filling bar 4, motor 5, water channel 6, air flue 7, ball 8, positioning sleeve 9, the 9a of inclined plane one, boss 9b, press cylinder
10th, the term such as buffer bar 11, floating shelf 12, the 12a of inclined plane two, sealing ring 13, telescoping tube 14, but be not precluded from using other arts
The possibility of language.It is used for the purpose of more easily describing and explaining essence of the present utility model using these terms；They are solved
Any additional limitation is interpreted into all to disagree with the utility model spirit.
Claims (9)
1. a kind of water filling bar assembly of steel cylinder water press testing machine, including lifter plate (1), described lifter plate (1) is provided with support
Cylinder (3), the water filling bar (4) that can be rotated is equipped with described support tube (3) and the lower end of described water filling bar (4) stretches out in
The lower surface of described support tube (3), the lateral wall of described water filling bar (4) are provided with external screw thread, it is characterised in that described note
Water bar (4) is provided with water channel (6), and the lower end of described support tube (3) is fixed with axle sleeve (2), and described water filling bar (4) passes through institute
The axle sleeve (2) stated, the lateral wall of the madial wall of described axle sleeve (2) and described water filling bar (4) form air flue (7) and described
Axle sleeve (2) is provided with the interface (2a) being connected with described air flue (7), and it is fixed to be provided with the middle part of the lower surface of described axle sleeve (2)
Position groove (2b) and described detent (2b) be embedded with sealing ring (13).
A kind of 2. water filling bar assembly of steel cylinder water press testing machine according to claim 1, it is characterised in that described support
The upper end of cylinder (3) is fixed with the floating shelf (12) for being capable of OQ t plate (1) floating, and described floating shelf (12) is provided with motor
(5), the housing of described motor (5) is connected on described floating shelf (12), the rotating shaft of described motor (5) and described note
Water bar (4) is fixedly connected with.
A kind of 3. water filling bar assembly of steel cylinder water press testing machine according to claim 2, it is characterised in that described lifting
Some balls (8) are located on plate (1), the lower surface of described floating shelf (12) is resisted against on described ball (8).
A kind of 4. water filling bar assembly of steel cylinder water press testing machine according to claim 2, it is characterised in that described lifting
Plate (1) is provided with positioning sleeve (9) and the press cylinder (10) that described positioning sleeve (9) can be driven back and forth to lift, described
Positioning sleeve (9) is set in the outside of described floating shelf (12), and described press cylinder (10) can promote described positioning sleeve
(9) described floating shelf (12) is positioned on lifter plate (1).
A kind of 5. water filling bar assembly of steel cylinder water press testing machine according to claim 4, it is characterised in that described positioning
The lower end inside edge of set (9) is provided with inclined plane one (9a), at the outer ledge of described floating shelf (12) provided with it is described
The relative inclined plane two (12a) of inclined plane one (9a), shape between described inclined plane one (9a) and described inclined plane two (12a)
Into the gap that can be moved for floating shelf (12).
6. the water filling bar assembly of a kind of steel cylinder water press testing machine according to claim 4 or 5, it is characterised in that described
The quantity of press cylinder (10) is two and is symmetricly set on the both sides of described positioning sleeve (9), two press cylinders (10)
Piston rod is fixedly connected with positioning sleeve (9) respectively.
A kind of 7. water filling bar assembly of steel cylinder water press testing machine according to claim 1, it is characterised in that described support
The madial wall of cylinder (3) and the lateral wall of described water filling bar (4) form annular seal space (3b), the inner of described water filling bar (4) with
Described annular seal space (3b) is connected, and the lateral wall of described support tube (3) is provided with what is be connected with described annular seal space (3b)
Interface one (3a).
A kind of 8. water filling bar assembly of steel cylinder water press testing machine according to claim 1, it is characterised in that described water filling
The lower end of bar (4) is provided with telescoping tube (14), and spring and described is provided between described telescoping tube (14) and described water filling bar (4)
Spring promote the lower end of described telescoping tube (14) to stretch out in the lower end of described water filling bar (4).
9. the water filling bar assembly of a kind of steel cylinder water press testing machine according to claim 1 or 7 or 8, it is characterised in that described
Support tube (3) be fixedly connected with described lifter plate (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720313925.0U CN206804440U (en) | 2017-03-29 | 2017-03-29 | A kind of water filling bar assembly of steel cylinder water press testing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720313925.0U CN206804440U (en) | 2017-03-29 | 2017-03-29 | A kind of water filling bar assembly of steel cylinder water press testing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206804440U true CN206804440U (en) | 2017-12-26 |
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ID=60730067
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|---|---|---|---|
| CN201720313925.0U Active CN206804440U (en) | 2017-03-29 | 2017-03-29 | A kind of water filling bar assembly of steel cylinder water press testing machine |
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| Country | Link |
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| CN (1) | CN206804440U (en) |
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2017
- 2017-03-29 CN CN201720313925.0U patent/CN206804440U/en active Active
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