CN106840898A - The inner bearing type measuring head of steel cylinder water press testing machine - Google Patents
The inner bearing type measuring head of steel cylinder water press testing machine Download PDFInfo
- Publication number
- CN106840898A CN106840898A CN201710194770.8A CN201710194770A CN106840898A CN 106840898 A CN106840898 A CN 106840898A CN 201710194770 A CN201710194770 A CN 201710194770A CN 106840898 A CN106840898 A CN 106840898A
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- Prior art keywords
- water filling
- filling bar
- steel cylinder
- inner support
- measuring head
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
- G01N3/10—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces generated by pneumatic or hydraulic pressure
- G01N3/12—Pressure testing
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
- G01M3/32—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for containers, e.g. radiators
- G01M3/3209—Details, e.g. container closure devices
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
- G01M3/32—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for containers, e.g. radiators
- G01M3/3236—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for containers, e.g. radiators by monitoring the interior space of the containers
- G01M3/3272—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for containers, e.g. radiators by monitoring the interior space of the containers for verifying the internal pressure of closed containers
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0014—Type of force applied
- G01N2203/0016—Tensile or compressive
- G01N2203/0019—Compressive
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/003—Generation of the force
- G01N2203/0042—Pneumatic or hydraulic means
- G01N2203/0048—Hydraulic means
Abstract
The invention provides a kind of inner bearing type measuring head of steel cylinder water press testing machine, belong to field of mechanical technique.It solves the problems, such as that the operating efficiency of the inner bearing type measuring head of existing steel cylinder water press testing machine is not high and sealing effectiveness is undesirable.The inner bearing type measuring head of this steel cylinder water press testing machine, including fixed plate, support tube is fixed with the downside of fixed plate, the lower end of support tube is coaxially fixed with tubular inner support axle bed, support tube is equipped with water filling bar, fixed plate is provided with actuator, air flue is formed between the outside of water filling bar and inner support axle bed, the lower surface of inner support axle bed is positioned with sealing gasket, the lower end of water filling bar passes through inner support axle bed and sealing gasket, the internal supporting block that tubular internal supporting block and water filling bar can be relatively described is arranged with the middle part of water filling bar to move back and forth, taper surface is provided with the middle part of water filling bar and taper surface can promote the lower end of internal supporting block to open.The inner bearing type measuring head of this steel cylinder water press testing machine has the advantages that sealing effectiveness preferably and operating efficiency is higher.
Description
Technical field
The invention belongs to field of mechanical technique, it is related to a kind of measuring head, particularly a kind of inner support of steel cylinder water press testing machine
Formula measuring head.
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, the water pressure test is opened manually water filling, gas injection valve and completes test using manually single steel cylinder is moved to test position, 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, work
Intensity is big, time-consuming, yield poorly；During test, water filling pressure head is placed first in steel cylinder valve seat plane, to water filling in steel cylinder, filled
Pressurizeed after water, thrust is acted on bottle by water filling pressure head, steel cylinder bottle when pressurize is pressurizeed receives external force, and steel cylinder exists outer
The bottle deformation that power causes, influences measuring accuracy.Above-mentioned test equipment can only be inspected by random samples to the steel cylinder for producing, therefore be existed tight
The potential safety hazard of weight.
A kind of cylinder water pressure experiment automatic test machine (application number as disclosed in Chinese patent literature：201410186966.9)
Its structure includes：Frame, there is automatic bottle gripper, seal bar in frame；Seal bar connects moving drive mechanism and rotation is driven
Motivation structure, moving drive mechanism drives seal bar to move up and down in insertion steel cylinder or exited from interior of steel bottle；Rotary drive mechanism
Driving seal bar rotation makes in the valve seat screwed hole that its sealing rotary fits over steel cylinder, is easy to seal bar to insert gas injection, water filling in steel cylinder
Carry out water pressure test test.The automatic test machine rotary drive mechanism drives seal bar to rotate, and realizes the valve of seal bar and steel cylinder
The thread seal connection of seat screwed hole, therefore its operating efficiency is not high and sealing effectiveness is undesirable.
The content of the invention
The purpose of the present invention is directed to existing technology and there is above mentioned problem, it is proposed that a kind of sealing effectiveness is preferable and works
The inner bearing type measuring head of efficiency steel cylinder water press testing machine higher.
The purpose of the present invention can be realized by following technical proposal：The inner bearing type measuring head of steel cylinder water press testing machine, bag
Fixed plate is included, downward opening support tube is fixed with the downside of described fixed plate, the lower end of described support tube is coaxially connected
Have a tubular inner support axle bed, described support tube is coaxially provided with water filling bar, described fixed plate be provided with can drive it is described
The reciprocal axial translation of water filling bar actuator, form air flue between the outside of described water filling bar and described inner support axle bed,
Characterized in that, the lower surface of described inner support axle bed is positioned with sealing gasket, the lower end of described water filling bar is interior described in
Support axle bed and sealing gasket, are arranged with tubular internal supporting block and described water filling bar can be relative in the middle part of described water filling bar
Described internal supporting block is moved back and forth, and is provided with taper surface in the middle part of described water filling bar and described taper surface can promote described
Open the lower end of internal supporting block.
Steel cylinder water press testing machine is provided with the moving drive mechanism that fixed plate can be driven to move back and forth, operationally, steel
Bottle is placed on delivery board, and moving drive mechanism drives fixed plate to decline, and sealing gasket is pressed on the side of the screw thread bottleneck of steel cylinder
Edge, then actuator drive water filling bar lifting, the taper surface on water filling bar promotes internal supporting block to open, makes the lower end outside of internal supporting block
Wall against and be connected on the inner face of bottleneck, and make internal supporting block drive steel cylinder up side shifting make the bottleneck end of steel cylinder with it is close
Packing forms sealing, and now moving drive mechanism drives fixed plate up to move, and the lower end of steel cylinder is departed from delivery board and is in
Hanging state.During test, by water filling bar toward water filling in steel cylinder, air in steel cylinder through air flue emptying, after after steel cylinder stabilization,
By pressure gauge to carrying out pressure test in steel cylinder.Then promoted toward compressed gas, compressed gas are sent into steel cylinder by air flue
Waterfront economy water bar discharge in steel cylinder, weighs, you can draw the volume of steel cylinder by the water discharged.It is mobile after test
Drive mechanism drives fixed plate to move down and steel cylinder is placed on delivery board, drives water filling bar to move down by actuator, now bores
Shape emaciated face resets from internal supporting block, the lower end of internal supporting block, and now moving drive mechanism drives fixed plate to rise and water filling bar is increased
And depart from steel cylinder, complete the test to steel cylinder.This inner bearing type measuring head has sealing effectiveness preferably and higher excellent of operating efficiency
Point.Moving drive mechanism class drives the reciprocal lifting of fixed plate using cylinder or by motor by the transmission of screw mandrel screw.
In the inner bearing type measuring head of above-mentioned steel cylinder water press testing machine, inner support activity is provided with described inner support axle bed
Set, described water filling bar is through described inner support movable sleeve, and the lower end of described inner support movable sleeve is upper with described internal supporting block
End is fixedly connected with, and spring is provided between the upper end of described inner support movable sleeve and described inner support axle bed, and the two ends of spring are supported respectively
Lean against the upper end of inner support movable sleeve and the inner face of support tube.When internal supporting block and inner support movable sleeve are up moved, water filling bar
Taper surface promote internal supporting block lower end simultaneously spring-compressed, spring is played a part of buffer limit, after test, driving
When part drives water filling bar to move down, spring promotes inner support movable sleeve and internal supporting block to move down, and is easy to the elasticity of the lower end of internal supporting block to answer
Position, enables that work is smooth to be carried out.
In the inner bearing type measuring head of above-mentioned steel cylinder water press testing machine, it is arranged with the outside of described water filling bar spacing
Set, described stop collar is located in described support tube, and the upper end of described stop collar can be resisted against described support tube
Inner face, the lower end of described stop collar is resisted against the upper surface of described inner support movable sleeve.By setting stop collar, limit
The shift position of inner support movable sleeve and internal supporting block relative support cylinder, it is to avoid the lower end of taper surface promotion internal supporting block makes under internal supporting block
End is excessively opened, with the reasonable reliable advantage of work.
In the inner bearing type measuring head of above-mentioned steel cylinder water press testing machine, if the lower end of described internal supporting block is provided with dry elasticity
Convex body, described taper surface can promote described elastic convex body to open.When the taper surface of water filling bar departs from the lower end of internal supporting block
When, by the elastic reset of elastic convex body, make the reset effect of elastic convex body.
In the inner bearing type measuring head of above-mentioned steel cylinder water press testing machine, elastic ring is arranged with the outside of described internal supporting block
And described elastic ring can promote described elastic convex body to be resetted toward inner side.When the taper surface of water filling bar departs under internal supporting block
During end, resetted by the elastic reset and elastic ring of elastic convex body band dynamic elasticity convex body, make the reset effect of elastic convex body compared with
It is preferable advantage.
In the inner bearing type measuring head of above-mentioned steel cylinder water press testing machine, described actuator is for cylinder body is connected in described
Cylinder in fixed plate, the lower end of the piston rod of described cylinder is fixed with the contiguous block with water channel, described water filling bar
Upper end is fixedly connected with described contiguous block and described water filling bar is connected with described contiguous block.Actuator uses cylinder, makes
The speed of the translation of water filling bar, and with the more reliable advantage of work, by setting above-mentioned contiguous block, with being easy to
The advantage of connecting water pipe.
In the inner bearing type measuring head of above-mentioned steel cylinder water press testing machine, the upper end of described inner support movable sleeve is provided with spacing
Convex shoulder one, the madial wall of described inner support axle bed is provided with spacing convex shoulder two and described spacing convex shoulder one can be resisted against it is described
On spacing convex shoulder two.Spacing convex shoulder one can be resisted against on spacing convex shoulder two, it is to avoid inner support movable sleeve is taken off from the inner support axle bed
Fall.
In the inner bearing type measuring head of above-mentioned steel cylinder water press testing machine, the lateral wall of described inner support movable sleeve with it is described
Inner support axle bed madial wall between be provided with sealing ring, be provided with what is be connected with described air flue on the outside of described inner support axle bed
Interface, described interface is located at the downside of described sealing ring.
In the inner bearing type measuring head of above-mentioned steel cylinder water press testing machine, described inner support axle bed is logical with described fixed plate
Cross some connecting poles to be fixedly connected with, described contiguous block is located between some described connecting poles.Contiguous block is located between connecting pole,
When contiguous block and external pipeline is connected, it is to avoid interference, there is simple structure and easy to use.
In the inner bearing type measuring head of above-mentioned steel cylinder water press testing machine, the lower end of described water filling bar is provided with telescoping tube,
The upper end of described telescoping tube is plugged in the lower end of described water filling bar, the lateral wall and described water filling bar of described telescoping tube
Between formed sealing.Water filling bar is provided with telescoping tube, and when actuator drives the lifting of water filling bar, the taper surface on water filling bar promotes inner support
Block opens, make the lower end outside wall of internal supporting block against and be connected to when on the inner face of bottleneck, telescoping tube is in and stretches out state, makes
The lower end of telescoping tube can recline the bottom surface of nearly steel cylinder, after test is completed, when actuator promotes water filling bar to move down, and telescoping tube
Bounce back in water filling bar, enabling water filling bar move down, make the test more accurate and relatively simple advantage of structure.
In the inner bearing type measuring head of above-mentioned steel cylinder water press testing machine, between described telescoping tube and described water filling bar
Spring two is provided with, the two ends of described spring two are born against between water filling bar and telescoping tube, described spring two promotes institute
The telescoping tube stated is translated downwards.Spring two promotes telescoping tube to move down, and telescoping tube is in all the time and stretches out in water filling bar, and pastes
By the inner bottom surface of steel cylinder.
Compared with prior art, the inner bearing type measuring head of this steel cylinder water press testing machine has advantages below：
1st, actuator drives water filling bar to be moved with respect on internal supporting block, enables the lower end of the taper surface internal supporting block of water filling bar
Open, make the inner port phase clamping of internal supporting block and steel cylinder, water filling bar drives steel cylinder up to move and make the bottle of steel cylinder by internal supporting block
Mouth end, into sealing, has the advantages that sealing effectiveness preferably and operating efficiency is higher with gasket-like；
2nd, by setting stop collar, the shift position of inner support movable sleeve and internal supporting block relative support cylinder is limited, it is to avoid cone
The lower end of shape face promotion internal supporting block makes the lower end of internal supporting block excessively open, with the reasonable reliable advantage of work；
3rd, the spacing convex shoulder one of inner support movable sleeve can be resisted against on the spacing convex shoulder two of inner support axle bed, it is to avoid inner support work
Dynamic set comes off from inner support axle bed.
Brief description of the drawings
Fig. 1 is the schematic perspective view of this inner bearing type measuring head.
Fig. 2 is the schematic cross-sectional view of this inner bearing type measuring head.
Fig. 3 is the operating diagram of this inner bearing type measuring head.
In figure, 1, fixed plate；2nd, support tube；3rd, water filling bar；3a, taper surface；4th, actuator；4a, cylinder；5th, air flue；6、
Sealing gasket；7th, internal supporting block；7a, elastic convex body；8th, inner support movable sleeve；8a, spacing convex shoulder one；9th, inner support axle bed；9a, spacing convex shoulder
Two；10th, spring；11st, stop collar；12nd, elastic ring；13rd, sealing ring；14th, connecting pole；15th, delivery board；16th, moving drive mechanism；
17th, contiguous block；18th, telescoping tube；19th, spring two.
Specific embodiment
The following is specific embodiment of the invention and with reference to accompanying drawing, technical scheme is further described,
But the present invention is not limited to these embodiments.
As shown in Figures 1 to 3, the inner bearing type measuring head of steel cylinder water press testing machine, including fixed plate 1, the downside of fixed plate 1 is consolidated
Downward opening support tube 2 is connected with, inner support axle bed 9 is fixedly connected with fixed plate 1 by four connecting poles 14.The lower end of support tube 2
Tubular inner support axle bed 9 is coaxially fixed with, support tube 2 is coaxially provided with water filling bar 3, and fixed plate 1 is provided with can drive water filling
The actuator 4 of the reciprocal axial translation of bar 3, actuator 4 is connected in the cylinder 4a in fixed plate 1, the piston rod of cylinder 4a for cylinder body
Lower end be fixed with the contiguous block 17 with water channel, upper end and the contiguous block 17 of water filling bar 3 be fixedly connected with and water filling bar 3 water injection hole
It is connected with contiguous block 17, contiguous block 17 is located between four connecting poles 14, when contiguous block 17 is connected with external pipeline, keeps away
Interference is exempted from, there is simple structure and easy to use.
Air flue 5 is formed between the outside of water filling bar 3 and inner support axle bed 9, the lower surface of inner support axle bed 9 is positioned with sealing gasket 6,
The lower end of water filling bar 3 passes through inner support axle bed 9 and sealing gasket 6, and the middle part of water filling bar 3 is arranged with tubular internal supporting block 7, water filling
Bar 3 can be moved back and forth with respect to internal supporting block 7, and the middle part of water filling bar 3 is provided with taper surface 3a, and the lower end of internal supporting block 7 is provided with some bullets
Property convex body 7a, taper surface 3a can promote elastic convex body 7a to be opened toward outside, and the outside of internal supporting block 7 is arranged with elastic ring 12 and bullet
Property circle 12 can promote elastic convex body 7a toward inner side reset.
Be provided with inner support movable sleeve 8 in inner support axle bed 9, water filling bar 3 passes through inner support movable sleeve 8, the lower end of inner support movable sleeve 8 with
The upper end of internal supporting block 7 is fixedly connected with, and the upper end of inner support movable sleeve 8 is provided with the 8a of spacing convex shoulder one, and the madial wall of inner support axle bed 9 is provided with limit
The position 9a of convex shoulder two, the 8a of spacing convex shoulder one can be resisted against on the 9a of spacing convex shoulder two.The upper end of inner support movable sleeve 8 and inner support axle bed 9
Between be provided with spring 10, the two ends of spring 10 bear against the inner face in the upper end of inner support movable sleeve 8 and support tube 2.Note
The outside of water bar 3 is arranged with stop collar 11, and stop collar 11 is located in support tube 2, and the upper end of stop collar 11 can be resisted against support
The inner face of cylinder 2, the lower end of stop collar 11 is resisted against the upper surface of inner support movable sleeve 8, limits inner support movable sleeve 8 and internal supporting block
The displacement of 7 relative supports cylinder 2, it is to avoid the lower end of taper surface 3a promotion internal supporting blocks 7 makes the lower end of internal supporting block 7 excessively open,
With the reasonable reliable advantage of work.
Sealing ring 13 is provided between the lateral wall of inner support movable sleeve 8 and the madial wall of inner support axle bed 9, outside inner support axle bed 9
Side is provided with the interface being connected with air flue 5, and interface is located at the downside of sealing ring 13.
The lower end of water filling bar 3 is provided with telescoping tube 18, and the upper end of telescoping tube 18 is plugged in the lower end of water filling bar 3, telescoping tube 18
Lateral wall and water filling bar 3 between formed sealing.Spring 2 19, the two of spring 2 19 are provided between telescoping tube 18 and water filling bar 3
End is born against between water filling bar 3 and telescoping tube 18, and spring 2 19 promotes described telescoping tube 18 to translate downwards.
Steel cylinder water press testing machine is provided with the moving drive mechanism 16 that fixed plate 1 can be driven to move back and forth, operationally,
Steel cylinder is placed on delivery board 15, and moving drive mechanism 16 drives fixed plate 1 to decline, and extend into water filling bar 3 and internal supporting block 7
In steel cylinder, and sealing gasket 6 is set to be pressed on the edge of the screw thread bottleneck of steel cylinder, and exhaust hood 4a drives water filling bar 3 to be lifted, water filling bar
Taper surface 3a on 3 promotes the elastic convex body 7a of internal supporting block 7 to open, make the lateral wall of elastic convex body 7a against and be connected to bottleneck
Inner face on, and up side shifting makes the bottleneck end of steel cylinder form sealing with sealing gasket 6 internal supporting block 7 is driven steel cylinder, this
When spring 2 19 promote the telescoping tube 18 lower end of telescoping tube 18 is reclined the inner bottom surface of nearly steel cylinder, the now band of moving drive mechanism 16
Dynamic fixed plate 1 is up moved, and the lower end of steel cylinder is departed from delivery board 15 and in hanging state, then test steel cylinder.
During test, by water filling bar 3 toward water filling in steel cylinder, the air in steel cylinder through the emptying of air flue 5, after steel cylinder fills water and stabilization,
By pressure gauge to carrying out pressure test in steel cylinder；Then promoted toward compressed gas, compressed gas are sent into steel cylinder by air flue 5
Waterfront economy water bar 3 in steel cylinder is discharged, and is weighed by the water discharged, you can draw the volume of steel cylinder.It is mobile after test
Drive mechanism 16 drives fixed plate 1 to move down and steel cylinder is placed on delivery board 15, drives water filling bar 3 to move down by cylinder 4a,
Telescoping tube 18 is set to overcome the elastic force of spring 2 19 to bounce back simultaneously, now taper surface 3a departs from internal supporting block 7, by elastic convex body 7a's
Elastic reset and elastic ring 12 reset with dynamic elasticity convex body 7a, drive fixed plate 1 to rise and make by moving drive mechanism 16
Water filling bar 3 and internal supporting block 7 rise and depart from steel cylinder, complete the test to steel cylinder.This inner bearing type measuring head has sealing effectiveness
Preferable and operating efficiency advantage higher.The class of moving drive mechanism 16 is using cylinder 4a or by motor by screw mandrel screw
Transmission drives the reciprocal lifting of fixed plate 1.
When internal supporting block 7 and inner support movable sleeve 8 are up moved, the taper surface 3a of water filling bar 3 promotes the lower end of internal supporting block 7 same
When compress spring 10, spring 10 plays a part of buffer limit, after having tested, when actuator 4 drives water filling bar 3 to move down,
Spring 10 promotes inner support movable sleeve 8 and internal supporting block 7 to move down, and is easy to the elastic reset of the lower end of internal supporting block 7, enables work suitable
Freely carry out.
Specific embodiment described herein is only to the spiritual explanation for example of the present invention.Technology neck belonging to of the invention
The technical staff in domain can be made various modifications or supplement to described specific embodiment or be replaced using similar mode
Generation, but without departing from spirit of the invention or surmount scope defined in appended claims.
Although more used herein fixed plate 1, support tube 2, water filling bar 3, taper surface 3a, actuator 4, cylinder 4a,
Air flue 5, sealing gasket 6, internal supporting block 7, elastic convex body 7a, inner support movable sleeve 8, the 8a of spacing convex shoulder one, inner support axle bed 9, spacing convex shoulder
Two 9a, spring 10, stop collar 11, elastic ring 12, sealing ring 13, connecting pole 14, delivery board 15, moving drive mechanism 16, connection
The terms such as block 17, telescoping tube 18, spring 2 19, but it is not precluded from using the possibility of other terms.Using these terms only
It is to more easily describe and explain essence of the invention；Being construed as any additional limitation is all and this hair
What bright spirit was disagreed.
Claims (10)
1. the inner bearing type measuring head of steel cylinder water press testing machine, including fixed plate (1), is fixed with the downside of described fixed plate (1)
Downward opening support tube (2), the lower end of described support tube (2) is coaxially fixed with tubular inner support axle bed (9), described
Support tube (2) is coaxially provided with water filling bar (3), and described fixed plate (1) is provided with can drive the reciprocal axle of described water filling bar (3)
To the actuator (4) of translation, air flue (5) is formed between the outside of described water filling bar (3) and described inner support axle bed (9), its
It is characterised by, the lower surface of described inner support axle bed (9) is positioned with sealing gasket (6), and the lower end of described water filling bar (3) passes through institute
The inner support axle bed (9) and sealing gasket (6) stated, tubular internal supporting block (7) and institute are arranged with the middle part of described water filling bar (3)
The water filling bar (3) stated can be relatively described internal supporting block (7) move back and forth, be provided with taper surface in the middle part of described water filling bar (3)
(3a) and described taper surface (3a) can promote the lower end of described internal supporting block (7) to open.
2. the inner bearing type measuring head of steel cylinder water press testing machine according to claim 1, it is characterised in that described inner support axle
Inner support movable sleeve (8) is provided with seat (9), described water filling bar (3) through described inner support movable sleeve (8), live by described inner support
The lower end of dynamic set (8) is fixedly connected with the upper end of described internal supporting block (7), the upper end of described inner support movable sleeve (8) with it is described
Spring (10) is provided between inner support axle bed (9), the two ends of spring (10) are born against in the upper end of inner support movable sleeve (8) and branch
The inner face of support cylinder (2).
3. the inner bearing type measuring head of steel cylinder water press testing machine according to claim 2, it is characterised in that described water filling bar
(3) stop collar (11), described stop collar (11) stop collar interior positioned at described support tube (2), described are arranged with the outside of
(11) upper end can be resisted against the inner face of described support tube (2), and the lower end of described stop collar (11) is resisted against described
Inner support movable sleeve (8) upper surface.
4. the inner bearing type measuring head of the steel cylinder water press testing machine according to claim 1 or 2 or 3, it is characterised in that described
Internal supporting block (7) if lower end be provided with dry elasticity convex body (7a), described taper surface (3a) can promote described elastic convex body
(7a) opens.
5. the inner bearing type measuring head of steel cylinder water press testing machine according to claim 4, it is characterised in that described internal supporting block
(7) elastic ring (12) is arranged with the outside of and described elastic ring (12) can promotes described elastic convex body (7a) to be answered toward inner side
Position.
6. the inner bearing type measuring head of the steel cylinder water press testing machine according to claim 1 or 2 or 3, it is characterised in that described
Actuator (4) is the cylinder (4a) in cylinder body is connected in described fixed plate (1), the lower end of the piston rod of described cylinder (4a)
The contiguous block (17) with water channel is fixed with, the upper end of described water filling bar (3) is fixedly connected with and institute with described contiguous block (17)
The water filling bar (3) stated is connected with described contiguous block (17).
7. the inner bearing type measuring head of the steel cylinder water press testing machine according to Claims 2 or 3, it is characterised in that described is interior
The upper end of support movable sleeve (8) is provided with spacing convex shoulder one (8a), and the madial wall of described inner support axle bed (9) is provided with spacing convex shoulder two
(9a) and described spacing convex shoulder one (8a) can be resisted against on described spacing convex shoulder two (9a).
8. the inner bearing type measuring head of steel cylinder water press testing machine according to claim 7, it is characterised in that described inner support is lived
Sealing ring (13), described inner support axle bed are provided between the lateral wall and the madial wall of described inner support axle bed (9) of dynamic set (8)
(9) interface being connected with described air flue (5) is provided with the outside of, described interface is located under described sealing ring (13)
Side.
9. the inner bearing type measuring head of steel cylinder water press testing machine according to claim 6, it is characterised in that described inner support axle
Seat (9) is fixedly connected with described fixed plate (1) by some connecting poles (14), and described contiguous block (17) is positioned at some described
Between connecting pole (14).
10. the inner bearing type measuring head of the steel cylinder water press testing machine according to claim 1 or 2 or 3, it is characterised in that described
The lower end of water filling bar (3) be provided with telescoping tube (18), the upper end of described telescoping tube (18) is plugged in described water filling bar (3)
Lower end, forms sealing between the lateral wall and described water filling bar (3) of described telescoping tube (18), described telescoping tube (18) with
Be provided with spring two (19) between described water filling bar (3), the two ends of described spring two (19) bear against water filling bar (3) with
Between telescoping tube (18), described spring two (19) promotes described telescoping tube (18) to translate downwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710194770.8A CN106840898A (en) | 2017-03-29 | 2017-03-29 | The inner bearing type measuring head of steel cylinder water press testing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710194770.8A CN106840898A (en) | 2017-03-29 | 2017-03-29 | The inner bearing type measuring head of steel cylinder water press testing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106840898A true CN106840898A (en) | 2017-06-13 |
Family
ID=59142654
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710194770.8A Pending CN106840898A (en) | 2017-03-29 | 2017-03-29 | The inner bearing type measuring head of steel cylinder water press testing machine |
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| Country | Link |
|---|---|
| CN (1) | CN106840898A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107643209A (en) * | 2017-10-24 | 2018-01-30 | 天津市长龙宏业燃气设备有限公司 | Cylinder water pressure experiment water injection pipe position detecting device |
| CN109141760A (en) * | 2018-11-01 | 2019-01-04 | 金华华鼎科技有限公司 | Hydrostatic testing machine |
| CN109738273A (en) * | 2018-12-17 | 2019-05-10 | 余姚市超成机械制造有限公司 | Pneumatic drainage arrangement and its water discharge method on a kind of steel cylinder pressure-detecting device |
-
2017
- 2017-03-29 CN CN201710194770.8A patent/CN106840898A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107643209A (en) * | 2017-10-24 | 2018-01-30 | 天津市长龙宏业燃气设备有限公司 | Cylinder water pressure experiment water injection pipe position detecting device |
| CN107643209B (en) * | 2017-10-24 | 2024-02-27 | 天津市长龙宏业燃气设备有限公司 | Water injection pipe position detection device for steel cylinder hydrostatic test |
| CN109141760A (en) * | 2018-11-01 | 2019-01-04 | 金华华鼎科技有限公司 | Hydrostatic testing machine |
| CN109738273A (en) * | 2018-12-17 | 2019-05-10 | 余姚市超成机械制造有限公司 | Pneumatic drainage arrangement and its water discharge method on a kind of steel cylinder pressure-detecting device |
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