CN109323927A - A kind of armored concrete experimental rig - Google Patents
A kind of armored concrete experimental rig Download PDFInfo
- Publication number
- CN109323927A CN109323927A CN201811374934.6A CN201811374934A CN109323927A CN 109323927 A CN109323927 A CN 109323927A CN 201811374934 A CN201811374934 A CN 201811374934A CN 109323927 A CN109323927 A CN 109323927A
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- CN
- China
- Prior art keywords
- cabinet
- hydraulic cylinder
- control system
- experimental rig
- pressure control
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N17/00—Investigating resistance of materials to the weather, to corrosion, or to light
- G01N17/002—Test chambers
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N17/00—Investigating resistance of materials to the weather, to corrosion, or to light
- G01N17/006—Investigating resistance of materials to the weather, to corrosion, or to light of metals
-
- 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
-
- 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
-
- 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
- G01N3/56—Investigating resistance to wear or abrasion
- G01N3/567—Investigating resistance to wear or abrasion by submitting the specimen to the action of a fluid or of a fluidised material, e.g. cavitation, jet abrasion
-
- 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
- G01N2203/0017—Tensile
-
- 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
-
- 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
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/022—Environment of the test
- G01N2203/0236—Other environments
- G01N2203/024—Corrosive
Abstract
A kind of armored concrete experimental rig of the present invention includes water tank, water pressure control system, water pipe head, oil pressure control system, hydraulic cylinder；The water tank includes cabinet and case lid；The case lid is equipped with a valve；The cabinet, left end transverse direction siding are equipped with water pipe head and are connected to water pressure control system；The longitudinal left side of the cabinet, the inside of forward and backward siding are respectively symmetrically fixedly connected at least a pair of of baltimore groove, and notch is opposite；One piece of tailgate is inserted between notch；The middle part of the cabinet right end transverse direction siding is equipped with a mounting hole；Hydraulic cylinder piston rod enters in cabinet, and hydraulic cylinder sealing is fixed on to the outside of cabinet right end transverse direction siding from right end outside cabinet across mounting hole；The movement of the oil pressure control system control piston in hydraulic cylinder and pressure；The piston rod, left end are flexibly connected a block pressur plate；Cooperate the durability test under with the more lotus roots of ballast for carrying out saline and alkaline erosion to reinforced concrete member.
Description
Technical field
The present invention relates to a kind of armored concrete experimental rig, refers in particular to a kind of concrete component and holds lotus erosion test device,
Belong to concrete test apparatus field.
Background technique
In recent years, China has built a large amount of reinforced concrete structure building in coastal area, economical quick for meeting
The needs of development.However found in using these architectural processes, many buildings do not reach design life and but send out
Raw structure is destroyed, durability damage.
To find out its cause, coastal building mostly uses reinforced concrete structure, pile foundation will cause reinforcing bar in containing salt affected soil
Reinforcing bar in concrete corrodes too early, rebar corrosion, then concrete surface layer is caused to crack, causes reinforced concrete structure durable
Property failure.For the durable Journal of Sex Research of armored concrete, true environment is generally simulated using single factor test in the lab, such as by steel
Reinforced concrete component submerges in the seawater, but the big academician in Wuzhong points out, the armored concrete durability under true nature environment
Failure is often the common results of multiple factors, and the durable Journal of Sex Research of concrete is considered as relative multiple factors.Just
It is often used the stage, reinforced concrete member always undergos the multiple actions such as load and saline and alkaline erosion, coastal in order to effectively assess
The endurance quality of steel bar concrete pile component under regional service state, it is necessary to carry out saline and alkaline erosion and cooperate to use with the more lotus roots of ballast
Under durability test.
Summary of the invention
The present invention provides a kind of armored concrete test dress for technical deficiency present in above-mentioned existing experimental rig
Set, the device not only can taking human as control corrosion rate medium composition, concentration and water pressure, while can also to concrete component into
Row compression test, and the load adjustable of compression test, realize high l-G simulation test.
The present invention is achieved through the following technical solutions:
A kind of armored concrete experimental rig includes water tank, water pressure control system, water pipe head, oil pressure control system, liquid
Cylinder pressure；It is characterized by: the water tank, includes cabinet and case lid；The cabinet is cuboid flute profile, and notch is upward, in notch
It is equipped with flange, gasket, case lid is arranged in sequence on flange；It is fixedly connected between the flange and case lid；On the case lid also
Equipped with a valve；The cabinet, left end transverse direction siding, top place placed in the middle are equipped with a cabinet inlet opening, intake in cabinet
The outside in hole is equipped with water pipe head；The water pipe head is connected to water pressure control system；The longitudinal left side of the cabinet, front and back walls
The inside of plate, erects symmetrically be fixedly connected at least a pair of of baltimore groove respectively, and notch is opposite；The baltimore groove, in its corresponding groove
Between mouthful, it is inserted with one piece of tailgate for being not higher than cabinet wall height；The tailgate, middle part are equipped with a connecting hole；The case
The middle part of body right end transverse direction siding is equipped with a mounting hole；The hydraulic cylinder is single-piston-rod hydraulic cylinder, and piston rod is outside cabinet
Portion's right end, enters in cabinet across mounting hole, and using the fixation hole on the end cap of hydraulic cylinder left end, hydraulic cylinder sealing is fixed on case
The outside of body right end transverse direction siding；The movement of the oil pressure control system control piston in hydraulic cylinder and pressure；The piston rod,
Its left end is flexibly connected a block pressur plate；
The end cap of the aforementioned hydraulic cylinder, left locating journal and right locating journal set up end cap both ends separately, and middle part shape is platform
Scalariform, left side are circle, and right side is square, and side length is less than or equal to the circular inscribed square side length in left side, so that end
It covers that left thrust surface is round and right thrust surface is rectangular, and is correspondingly provided with B seal groove and C seal groove on left and right thrust surface；Institute
That states end cap is axially arranged with piston rod pilot hole；In the pilot hole it is axial from left to right, be arranged in sequence E seal groove, converge liquid bath,
F seal groove；In square surrounding plane in the middle part of the end cap, each in-plane is equipped with the row being connected to remittance liquid bath
Let out hole.
The aforementioned water tank, material are metal material.
The aforementioned metal material is No. 20 carbon constructional quality steels.
The aforementioned water tank, surface are equipped with protective layer.
The aforementioned protective layer is epoxy resin.
The aforementioned water pipe head, the one end connecting with cabinet are flange, and the other end is flexible water conduit quick coupling, connection
Water pressure control system.
The aforementioned water pressure control system is height-adjustable flexible water conduit
The aforementioned flexible water conduit is fire hose.
The aforementioned baltimore groove, the width and depth and trough rim thickness of notch are not less than the thickness of tailgate,
The aforementioned tailgate, shape be it is rectangular, thickness be not less than 15 millimeters.
The aforementioned connecting hole, axis and piston rod axis are concentric.
The aforementioned connecting hole is additionally provided with the hook attachment for doing and being flexibly connected with the hole.
The aforementioned tailgate, is inserted in baltimore groove, and matching between tailgate and baltimore groove is combined into clearance fit, and gap is not small
In 0.5 millimeter.
The aforementioned piston rod, left end are equipped with a hinge hole.
To be flexibly connected between the aforementioned piston rod and pressing plate, movable connection method is hinge connection.
The aforementioned hinge hole also is provided with making the hook attachment being flexibly connected with the hole.
The advantages of the present invention:
It is an advantage of the invention that the arrangement achieves concrete components to hold lotus and infiltration while the target carried out, meets and " seep
Stream-stress field " coupling test needs, which not only can pass through hydraulic pressure taking human as control corrosion rate medium composition, concentration
Control system can control to concrete component water pressure；Compression test is carried out to concrete component using hydraulic cylinder simultaneously,
There is the oil hydraulic system of hydraulic cylinder to adjust the pressure size of hydraulic cylinder, to realize the high l-G simulation test to concrete component.Hydraulic cylinder
Left end cap is by two-way sealing ring, and adds remittance liquid bath, porus excretorius, realizes an end cap two way seal.
In addition, if installation hook attachment on tailgate and piston rod can also be subjected to tension test to concrete component,
Give full play to the test function of the experimental rig.Piston rod automatically adjusts length, is adapted to different size of concrete structure
Part.；Therefore, which not only realizes that concrete component is multifactor while testing, but also can pass through the piston rod of hydraulic cylinder
Regulatory function adapts to various sizes of concrete component test requirements document.
The advantages and features of the present invention will be illustrated and explained by the non-limitative illustration of preferred embodiment below,
These embodiments only provide as an example referring to attached drawing.
Detailed description of the invention
Fig. 1 is device longitudinal sectional view；
Fig. 2 is the top view that Fig. 1 removes case lid；
Fig. 3 is 25 axial sectional view of end cap；
Fig. 4 is the sectional view along A-A of Fig. 3.
Wherein: 1, case lid, 2, gasket, 3, valve, 4, baltimore groove, 5, tailgate, 6, A screw, 7, A sealing ring, 8, water pipe
Connector, 9, B screw, 10, cabinet, 10a, cabinet inlet opening, 10c, mounting hole, 20, cushion, 21, pressing plate, 22, pin shaft, 23, work
Stopper rod, 24, B sealing ring, 25, end cap, 26, E sealing ring, 27, C sealing ring, 28, F sealing ring, 29, hydraulic cylinder.
2501, left thrust surface, 2502, left locating journal, 2503, E seal groove, 2504, piston rod pilot hole, 2505, B it is close
Sealing groove, 2506, fixation hole, 2507, porus excretorius, 2508, C seal groove, 2509, converge liquid bath, 2510, F seal groove, 2511, right fixed
Position axle journal, 2512, right thrust surface, 2513, mounting surface, 2514, hydraulic cylinder fixation hole.
Specific embodiment
To keep the purpose of the present invention and technical solution clearer, below in conjunction with attached drawing, to technical solution of the present invention
It is further described.
Those skilled in the art of the present technique are appreciated that unless otherwise defined, all terms used herein (including technology art
Language and scientific term) there is meaning identical with the general understanding of those of ordinary skill in fields of the present invention.
When the meaning of heretofore described " left, right, front and rear " refers to reader's face attached drawing, the left side of reader
As left, the right of reader is the right side, apart from reader it is close be before, apart from reader it is remote be after, rather than to this
The specific restriction of invention.
The meaning of heretofore described " connection " can be between component be directly connected to be also possible to pass through between component
Other components are indirectly connected with.
As shown in Figure 1, Figure 2, shown, a kind of armored concrete experimental rig, main body is a metal carbon constructional steel plate weldering
Water tank made of connecing, the water tank contain cabinet 10 and case lid 1；Cabinet 10 is cuboid flute profile, and notch is upward, in notch to peripheral hardware
There is flange, in the upper surface of flange, gasket 2, case lid 1 is arranged in sequence, the material of gasket 2 is rubber；Case lid 1 and cabinet 10
It is fixedly connected between flange by A screw 6；A valve 3 is additionally provided on the case lid 1, when for pouring water to cabinet 10, emptying
Its inner air；The left end transverse direction siding of cabinet 10, top place placed in the middle is equipped with a cabinet inlet opening 10a, in cabinet inlet opening
The outside of 10a is equipped with water pipe head 8, and water pipe head 8 and inlet opening 10a is made to keep concentric, and one end of water pipe head 8 is method
Orchid is fixedly connected by B screw 9, A sealing ring 7 with cabinet 10, and the other end of water pipe head 8 is fire hose quick coupling.It is logical
It crosses fire hose quick coupling and is connected to fire hose, fire hose pressure resistance is 2.5 megapascal, and length is 25 meters, when test, is passed through
The height of fire hose is raised and lowered, adjusts the hydraulic pressure in cabinet 10；Concrete test component is the bottom placed in cabinet 10
On plate.
The longitudinal left side of the cabinet 10, the inside of forward and backward siding erect symmetrically be fixedly connected two pairs of baltimore grooves 4 respectively,
Notch is opposite, between corresponding notch, is inserted with one piece of tailgate 5 for being lower than about 15 millimeters of 10 inside wall height of cabinet；Tailgate 5 is rectangular
Body, 25 millimeters of thickness, matching between tailgate 5 and baltimore groove 4 is combined into clearance fit, and gap is 1 millimeter.
In addition, it is equipped with a connecting hole 5a at the middle part of tailgate 5, and it is concentric with 23 axis of piston rod, to facilitate installation to link up with
Attachment carries out tension test for concrete component；Two pairs of baltimore grooves 4 are arranged in the present embodiment, and the purpose is to facilitate installation different big
Small concrete component.
The middle part of the 10 right end transverse direction siding of cabinet is equipped with a mounting hole 10c；The hydraulic cylinder 29 is single-piston rod
Hydraulic cylinder, piston rod 23 enter in cabinet outside cabinet right end across mounting hole 10c, utilize 29 upper end cover 25 of hydraulic cylinder
Fixation hole 2506, by hydraulic cylinder 29 by B sealing ring 24, i.e. O-ring seals, sealing is fixed on 10 right end transverse direction siding of cabinet
Outside, hydraulic cylinder 29 are controlled by oil pressure control system, guarantee to carry out concrete component required load when compression test, and compress
The load of test is adjustable as needed；The left end of piston rod 23 is hingedly connected at together, pressing plate using pin shaft 22 with pressing plate 21
21 lower plane be equipped with cushion 20, it is therefore an objective to the pressing force on crush board 21, can stepless action on concrete component.
As shown in Figure 3, Figure 4, the end cap 25 of hydraulic cylinder 29, left locating journal 2502 and right locating journal 2511 set up end cap separately
25 left and right ends, middle part shape be it is step-like, left side be circle, right side be the circular inscribed square in left side, that is to say, that
The left thrust surface 2501 of end cap 25 is circle, and right thrust surface 2515 is rectangular, and it is close to be correspondingly provided on left and right thrust surface annular B
Sealing groove 2505 and C seal groove 2508；The internal diameter of B seal groove 2505 and C seal groove 2508 respectively with left locating journal 2502 and the right side
The outer diameter of locating journal 2511 is identical, to facilitate the installation of B sealing ring 24 and C sealing ring 27, B sealing ring 24 and C sealing ring 27
It is O-ring；Hydraulic cylinder fixation hole 2514 is symmetricly set on the quadrangle of right thrust surface 2512, is used to end cap 25 and hydraulic cylinder
Cylinder is fixedly connected；It fixation hole 2506 totally four, is symmetricly set on the symmetry axis of mounting surface 2513, fixation hole 2506 exists
The position of correspondence threaded hole on 10 right end siding of cabinet is arranged, and is be symmetricly set on mounting hole 10c vertically and horizontally symmetrical
On line.After guaranteeing that end cap 25 is fixedly connected with cabinet 10, distribution of the fixation hole 2506 on 10 right end siding of cabinet is respectively
Up and down.
End cap 25 is axially arranged with piston rod pilot hole 2504；The axial direction of the piston rod pilot hole 2504, from left to right,
E seal groove 2503, remittance liquid bath 2509, F seal groove 2510 is arranged in sequence, is respectively equipped in E seal groove 2503 and F seal groove 2510
E sealing ring 26 and F sealing ring 28, E sealing ring 26 and F sealing ring 28 are hole YXShape sealing ring, the opening direction of E sealing ring 26
To the left, for the hydraulic pressure in seal case 10；The opening direction of F sealing ring 28 to the right, for the oil pressure in sealed cylinder 29；Institute
In the rectangular surrounding plane of right thrust surface 2515 for stating 25 middle part of end cap, every face is equipped with the excretion being connected to remittance liquid bath 2509
Hole 2507, and make the axis of porus excretorius 2507 smooth vertical and horizontal, it is ensured that after end cap 25 is installed, always there is a porus excretorius 2507 vertical
Downwards, porus excretorius 2507 is kidney slot.
It converges the setting of liquid bath 2509, is for storing the water leaked out from cabinet 10 through E sealing ring 26, and from hydraulic
The oil that cylinder 29 is leaked out through F sealing ring 28；After avoiding the remittance storage of liquid bath 2509 full, water and hydraulic cylinder 29 in cabinet 10
Interior oil is ganged up mutually, end cap 25 provided with porus excretorius 2507, the present apparatus in four square sides up and down of end cap 25,
Being equipped with a porus excretorius 2507 always has the downward drain in the aperture of a porus excretorius 2507 after that is, end cap 25 is fixed to cabinet 10,
Upward hole can be used as port simultaneously, and left and right hole both can guarantee to converge liquid bath 2509 and big with drain or with intake and exhaust
Gas connection, and air pressure balance is kept, and it is unobstructed that porus excretorius 2507 is drained, realize an end cap two way seal.
Claims (9)
- It include water tank 1. a kind of armored concrete experimental rig, water pressure control system, water pipe head, oil pressure control system is hydraulic Cylinder；It is characterized by: the water tank, includes cabinet and case lid；The cabinet is cuboid flute profile, and notch is upward, on notch Equipped with flange, gasket, case lid are arranged in sequence on flange；It is fixedly connected between the flange and case lid；It is also set on the case lid There is a valve；The cabinet, left end transverse direction siding, top place placed in the middle is equipped with a cabinet inlet opening, in cabinet inlet opening Outside, be equipped with water pipe head；The water pipe head is connected to water pressure control system；The longitudinal left side of the cabinet, forward and backward siding Inside, erect symmetrically is fixedly connected at least a pair of of baltimore groove respectively, notch is opposite；The baltimore groove, in its correspondence notch Between, it is inserted with one piece of tailgate for being not higher than cabinet wall height；The tailgate, middle part are equipped with a connecting hole；The cabinet The middle part of right end transverse direction siding is equipped with a mounting hole；The hydraulic cylinder is single-piston-rod hydraulic cylinder, and piston rod is outside cabinet Right end enters in cabinet across mounting hole, and using the fixation hole on the end cap of hydraulic cylinder left end, hydraulic cylinder sealing is fixed on cabinet The outside of right end transverse direction siding；The movement of the oil pressure control system control piston in hydraulic cylinder and pressure；The piston rod, Left end is flexibly connected a block pressur plate；The end cap of the aforementioned hydraulic cylinder, left locating journal and right locating journal set up end cap both ends separately, middle part shape be it is step-like, Left side is circle, and right side is square, and side length is less than or equal to the circular inscribed square side length in left side, so that an end cap left side is stopped Pushing surface is that round and right thrust surface is rectangular, and B seal groove and C seal groove are correspondingly provided on left and right thrust surface；The end cap Be axially arranged with piston rod pilot hole；In the pilot hole axially from left to right, E seal groove, remittance liquid bath, F sealing is arranged in sequence Slot；In square surrounding plane in the middle part of the end cap, each in-plane is equipped with the porus excretorius being connected to remittance liquid bath.
- 2. a kind of armored concrete experimental rig according to claim 1, it is characterised in that: the water tank, material are Metal material.
- 3. a kind of armored concrete experimental rig according to claim 1, it is characterised in that: the water tank, surface are set There is protective layer.
- 4. a kind of armored concrete experimental rig according to claim 1, it is characterised in that: the water pipe head, with case One end of body connection is flange, and the other end is flexible water conduit quick coupling, is connected to water pressure control system.
- 5. a kind of armored concrete experimental rig according to claim 1, it is characterised in that: the water pressure control system is Height-adjustable flexible water conduit.
- 6. a kind of armored concrete experimental rig according to claim 1, it is characterised in that: the connecting hole be additionally provided with Make the hook attachment being flexibly connected in the hole.
- 7. a kind of armored concrete experimental rig according to claim 1, it is characterised in that: the tailgate is inserted in baltimore groove Interior, matching between tailgate and baltimore groove is combined into clearance fit, and gap is not less than 0.5 millimeter.
- 8. a kind of armored concrete experimental rig according to claim 1, it is characterised in that: the piston rod, left end Equipped with a hinge hole.
- 9. a kind of armored concrete experimental rig according to claim 1, it is characterised in that: the piston rod and pressing plate it Between for be flexibly connected, movable connection method be hinge connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811374934.6A CN109323927A (en) | 2018-11-19 | 2018-11-19 | A kind of armored concrete experimental rig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811374934.6A CN109323927A (en) | 2018-11-19 | 2018-11-19 | A kind of armored concrete experimental rig |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109323927A true CN109323927A (en) | 2019-02-12 |
Family
ID=65258566
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811374934.6A Withdrawn CN109323927A (en) | 2018-11-19 | 2018-11-19 | A kind of armored concrete experimental rig |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109323927A (en) |
-
2018
- 2018-11-19 CN CN201811374934.6A patent/CN109323927A/en not_active Withdrawn
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Application publication date: 20190212 |
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