CN109507088A - A kind of combined type experimental rig - Google Patents
A kind of combined type experimental rig Download PDFInfo
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- CN109507088A CN109507088A CN201811374343.9A CN201811374343A CN109507088A CN 109507088 A CN109507088 A CN 109507088A CN 201811374343 A CN201811374343 A CN 201811374343A CN 109507088 A CN109507088 A CN 109507088A
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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
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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
- G01N3/02—Details
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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
- 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
- G01N3/20—Investigating strength properties of solid materials by application of mechanical stress by applying steady bending forces
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- 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
- G01N2203/0001—Type of application of the stress
- G01N2203/0003—Steady
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- 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
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- 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
- G01N2203/0023—Bending
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- 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
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- 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
- G01N2203/023—Pressure
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- 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
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- 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
- G01N2203/025—Geometry of the test
- G01N2203/0254—Biaxial, the forces being applied along two normal axes of the specimen
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Abstract
A kind of combined type experimental rig of the present invention includes water tank, water pressure control system, water pipe head, oil pressure control system, hydraulic cylinder；It is characterized by: the water tank, includes cabinet and case lid；The case lid is equipped with a mounting hole between two parties；The hydraulic cylinder is single-piston-rod hydraulic cylinder, and piston rod enters in cabinet from case lid top across mounting hole, and hydraulic cylinder sealing is fixed on case lid；A valve is additionally provided on the case lid；A hydraulic cylinder also is provided in the middle part of cabinet right end siding；The cabinet, left end transverse direction siding, top place placed in the middle are equipped with a cabinet inlet opening, are connected to by water pipe head with water pressure control system；The cabinet, bottom plate are equipped with window aperture between two parties, are equipped with the axle sleeve with flange A in the window aperture, and between the lower plane and box baseplate of the A flange, ecto-entad is equipped with supporting studs and sealed bladder；Cooperate the durability test under with the more lotus roots of resultant force ballast for carrying out saline and alkaline erosion to reinforced concrete member.
Description
Technical field
The present invention relates to a kind of combined type experimental rig, refers in particular to a kind of concrete component and hold 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, such as tunnel traffic.Tunnel is walked from underground, the massif even bottom of Jiang Hai, is not take up earth's surface soil, is shortened
Mileage alleviates traffic pressure, brings great convenience to people's life.It is well known that the lining cutting in tunnel is mixed for reinforcing bar
Solidifying soil, bears the strata pressure of rock mass in tunnel by armored concrete, while underground water is on the outside of reinforced concrete lining layer,
It is applied with biggish infiltration hydraulic pressure, therefore, tunnel-liner is chronically at " stress field ", under the collective effect of " seepage field "；This
Outside, tunnel-liner also suffers the erosion of the corrosive mediums such as the sulfate contained in underground water, chloride ion.
In order to which can the concrete that understand for tunnel-liner meet local tunnel " stress field ", " seepage field " and corrosion
The erosion of medium improves tunnel service life to the maximum extent, needs in advance to emulate the concrete component of tunnel-liner
Test, by the test to concrete component, determines the design of the concrete of tunnel-liner.
Currently, to the testing equipment of concrete component, mostly individual event mesh experimental rig cannot effectively reflect tunnel-liner reality
Border working condition cannot do high l-G simulation test.
Summary of the invention
The present invention provides a kind of combined type experimental rig for technical deficiency present in above-mentioned existing experimental rig,
The device not only can be taking human as control corrosion rate medium composition, concentration and water pressure, while can also carry out to concrete component
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 combined type experimental rig includes water tank, water pressure control system, water pipe head, oil pressure control system, hydraulic cylinder；Its
Be characterized in that: the water tank includes cabinet and case lid；The cabinet is cuboid flute profile, and notch is upward, and method is equipped on notch
Gasket, case lid is arranged in sequence on flange in orchid；It is fixedly connected between the flange and case lid；The cabinet, left end transverse wall
Plate, top place placed in the middle are equipped with a cabinet inlet opening, in the outside of cabinet inlet opening, are equipped with water pipe head；The water pipe head
It is connected to water pressure control system；The middle part of the cabinet right end transverse direction siding is equipped with a mounting hole；The hydraulic cylinder is single living
Stopper rod hydraulic cylinder, piston rod are entered in cabinet, the fixation covered using cylinder ends from right end outside cabinet across mounting hole
Hydraulic cylinder sealing is fixed on the outside of cabinet right end transverse direction siding by hole；The oil pressure control system controls piston in hydraulic cylinder
Movement and pressure；The piston rod, left end are flexibly connected a block pressur plate；The cabinet, bottom are additionally provided with case foot；
The cabinet, bottom plate are equipped with window aperture between two parties, are equipped with axle sleeve, axle sleeve and window aperture clearance fit in the window aperture；
The upper oral part of the axle sleeve is equipped with A flange；The A flange, radial middle part, at least provided with flat above and below three uniformly perforation A flange
The threaded hole in face；The upper plane of the A flange is equipped with rubber sheet gasketing；The rubber gasket on piece places concrete test
Component；Between the lower plane and box baseplate of the A flange, ecto-entad is equipped with supporting studs and sealed bladder；The support spiral shell
Column upper end is connected in threaded hole；Locking nut is additionally provided in the supporting studs；The supporting studs lower end is supported on cabinet
On bottom plate；The sealed bladder surrounds axle sleeve；The top of the sealed bladder is fixedly connected on the lower flat of A flange using top board
Face；The bottom of the sealed bladder is fixedly connected in box baseplate using lower platen；
The longitudinal left side of the cabinet, the inside of forward and backward siding is respectively symmetrically fixedly connected at least a pair of upstanding baltimore groove, slot
Mouth is opposite；The baltimore groove corresponds between notch at it, is inserted with one piece of tailgate for being not higher than cabinet wall height；The tailgate
It is equipped with adjustment mechanism；Baffle is equipped on the right side of the tailgate；The adjustment mechanism is connect with baffle, regulating fender left-right position；
It also is provided with an A mounting hole in the middle part of the case lid, second set of hydraulic cylinder is installed；Second set of hydraulic cylinder and aforementioned hydraulic
Cylinder structure is identical；A valve is additionally provided on the case lid.
The end cap of the 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 circle, 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.
The aforementioned water tank, material are metal material.
The aforementioned water tank, surface are equipped with protective layer.
The aforementioned water pressure control system is height-adjustable flexible water conduit.
The aforementioned water pipe head is tubular both ends formula, and the one end connecting with cabinet is flange, and the other end is fast quick access
Head matches with flexible water conduit one end and connect.
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.Of the invention
Advantages and beneficial effects:
It is an advantage of the invention that the arrangement achieves concrete components to hold lotus and infiltration while the target carried out, meet " seepage flow-
Stress field " coupling test needs, which not only can pass through hydraulic pressure control taking human as control corrosion rate medium composition, concentration
System can control to concrete component water pressure；Compression bending resistance is carried out to concrete component using double hydraulic cylinder simultaneously to try
It tests, the pressure size of hydraulic cylinder is adjusted by the oil hydraulic system of hydraulic cylinder, to realize the high l-G simulation test to concrete component.It is 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.
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, 1a, A mounting hole, 2, gasket, 3, valve, 4, baltimore groove, 5, tailgate, 6, A screw, 7, A it is close
Seal, 8, water pipe head, 9, B screw, 10, cabinet, 10a, cabinet inlet opening, 10b, window aperture, 10c, mounting hole, 11, case
Foot, 12, locking nut, 13, supporting studs, 15, rubber sheet gasketing, 16, top board, 17, sealed bladder, 18, lower platen, 19,
Axle sleeve, 19a, axle sleeve hole, 19b, A flange, 20, cushion, 21, pressing plate, 22, pin shaft, 23, piston rod, 24, B sealing ring, 25, end
Lid, 26, E sealing ring, 27, C sealing ring, 28, F sealing ring, 29, hydraulic cylinder, 30, second sets of hydraulic cylinders, 51, adjustment screw, 52,
Carry screw rod, 53, split washer, 54, baffle；
2501, left thrust surface, 2502, left locating journal, 2503, E seal groove, 2504, piston rod pilot hole, 2505, B sealing
Slot, 2506, fixation hole, 2507, porus excretorius, 2508, C seal groove, 2509, remittance liquid bath, 2510, F seal groove, 2511, right positioning
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 combined type experimental rig, main body be the welding of metal carbon constructional steel plate and
At water tank, which contains cabinet 10 and case lid 1；Cabinet 10 is cuboid flute profile, and notch is upward, in notch to being externally provided with method
Gasket 2, case lid 1 is arranged in sequence in the upper surface of flange in orchid, and the material of gasket 2 is rubber；The flange of case lid 1 and cabinet 10
Between be fixedly connected by A screw 6；The left end transverse direction siding of cabinet 10, top place placed in the middle are equipped with a cabinet inlet opening 10a,
In the outside of cabinet inlet opening 10a, it is equipped with water pipe head 8, and water pipe head 8 and inlet opening 10a is made to keep concentric, water pipe head
8 one end is flange, 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 extinguisher canvas hose
Quick coupling.It is connected to fire hose by fire-fighting water pipe quick joint, the pressure resistance of fire hose is 2.5 megapascal, length 25
Rice when test, by the way that the height of extinguishing pipe is raised and lowered, adjusts the hydraulic pressure in cabinet 10；
The cabinet 10, bottom plate are equipped with window aperture 10b between two parties, are equipped with axle sleeve 19, axle sleeve 19 and window in the window aperture 10b
Hole 10b clearance fit；The upper oral part of the axle sleeve 19 is equipped with A flange 19b；The radial middle part the A flange 19b, is equipped with four
Cloth penetrates through the threaded hole of A flange 19b lower planes, and the upper plane of A flange 19b is equipped with rubber sheet gasketing 15, in rubber seal
Above gasket 15, concrete component to be tested is placed；Between 10 bottom plate of lower plane and cabinet of A flange 19b, ecto-entad is set
There are supporting studs 13 and sealed bladder 17；13 upper end of supporting studs is connected in threaded hole；It is also set in the supporting studs 13
There is locking nut 12；13 lower end of supporting studs is supported in box baseplate；The sealed bladder 17 surrounds axle sleeve 19；It is described
The top of sealed bladder 17 is fixedly connected on the lower plane of A flange 19b using top board 16；Under the bottom of the sealed bladder 17 utilizes
Pressing plate 18 is fixedly connected on 10 bottom plate of cabinet；The core of the axle sleeve 19 is equipped with the axle sleeve hole 19a of perforation, and shape is circle
Shape simulates culvert.
The longitudinal left side of the cabinet 10, the inside of forward and backward siding are respectively symmetrically fixedly connected a pair of upstanding baltimore groove 4,
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.The tailgate 5 is equipped with
Adjustment mechanism；Baffle 54 is equipped on the right side of the tailgate 5；The adjustment mechanism is connect with baffle 54,54 left-right position of regulating fender；
The purpose is to facilitate the different size of concrete component of installation, the adjustment mechanism of the present embodiment is that perforation is equipped in the middle part of tailgate 5
Screw hole, is equipped with an adjustment screw 51 in perforation screw hole, and 51 right side of adjustment screw utilizes 54 activity of split washer 53 and baffle
Connection is used to 54 left and right displacement of regulating fender；Around adjustment screw 51, four carrying screw rods 52 are also evenly distributed on tailgate 5, with tail
Plate 5 is threadedly coupled, and is used to supporting baffle 54, when testing concrete component, the load being applied on baffle 54, by carrying spiral shell
Bar 52 is transmitted on tailgate 5.
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 required load when testing concrete component, and compress bending resistance
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.
The cabinet 10, bottom are additionally provided with case foot 11, and it is highly 85 millimeters that case foot 11, which is that angle bar is welded on cabinet,.
The middle part of the case lid 1 is equipped with an A mounting hole 1a, installs second set hydraulic cylinder 30, second set of hydraulic cylinder 30 and
The structure of aforementioned hydraulic cylinder 29 is identical；So that concrete had both been born the pressure of horizontal direction, while being also subjected to vertical direction
Pressure, so as to more accurate simulation concrete nature stress；A valve is additionally provided on the case lid 1
3, when for pouring water to cabinet 10, empty its inner air；
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 25 separately
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 end cap
25 left thrust surfaces 2501 are circle, and right thrust surface 2515 is rectangular, and annular B seal groove is correspondingly provided on left and right thrust surface
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 right positioning
The outer diameter of axle journal 2511 is identical, and to facilitate the installation of B sealing ring 24 and C sealing ring 27, B sealing ring 24 and C sealing ring 27 are O
Shape circle；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
It is fixedly connected；It fixation hole 2506 totally four, is symmetricly set on the symmetry axis of mounting surface 2513, fixation hole 2506 is in cabinet
The position of correspondence threaded hole on 10 right end sidings is arranged, and is symmetricly set on the vertically and horizontally line of symmetry of mounting hole 10c.
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 left up and down
It is right.
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 YX shape 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 the middle part of end cap 25, every Middle face be equipped with one with converge what liquid bath 2509 was connected to
Porus excretorius 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
Vertically downward, 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 Kong Jike can also guarantee to converge liquid bath 2509 and big with drain 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 (8)
1. a kind of combined type experimental rig includes water tank, water pressure control system, water pipe head, oil pressure control system, hydraulic cylinder；
It is characterized by: the water tank, includes cabinet and case lid；The cabinet is cuboid flute profile, and notch is upward, is equipped on notch
Gasket, case lid is arranged in sequence on flange in flange；It is fixedly connected between the flange and case lid；The cabinet, left end are lateral
Siding, top place placed in the middle are equipped with a cabinet inlet opening, in the outside of cabinet inlet opening, are equipped with water pipe head；The water pipe connects
Head is connected to water pressure control system；The middle part of the cabinet right end transverse direction siding is equipped with a mounting hole；The hydraulic cylinder is single
Hydraulic piston rod cylinder, piston rod enter in cabinet outside cabinet right end across mounting hole, the fixation covered using cylinder ends
Hydraulic cylinder sealing is fixed on the outside of cabinet right end transverse direction siding by hole；The oil pressure control system controls piston in hydraulic cylinder
Movement and pressure；The piston rod, left end are flexibly connected a block pressur plate；The cabinet, bottom are additionally provided with case foot；
The cabinet, bottom plate are equipped with window aperture between two parties, are equipped with axle sleeve, axle sleeve and window aperture clearance fit in the window aperture；
The upper oral part of the axle sleeve is equipped with A flange；The A flange, radial middle part, at least provided with flat above and below three uniformly perforation A flange
The threaded hole in face；The upper plane of the A flange is equipped with rubber sheet gasketing；The rubber gasket on piece places concrete test
Component；Between the lower plane and box baseplate of the A flange, ecto-entad is equipped with supporting studs and sealed bladder；The support spiral shell
Column upper end is connected in threaded hole；Locking nut is additionally provided in the supporting studs；The supporting studs lower end is supported on cabinet
On bottom plate；The sealed bladder surrounds axle sleeve；The top of the sealed bladder is fixedly connected on the lower flat of A flange using top board
Face；The bottom of the sealed bladder is fixedly connected in box baseplate using lower platen；
The longitudinal left side of the cabinet, the inside of forward and backward siding is respectively symmetrically fixedly connected at least a pair of upstanding baltimore groove, slot
Mouth is opposite；The baltimore groove corresponds between notch at it, is inserted with one piece of tailgate for being not higher than cabinet wall height；The tailgate
It is equipped with adjustment mechanism；Baffle is equipped on the right side of the tailgate；The adjustment mechanism is connect with baffle, regulating fender left-right position；
It also is provided with an A mounting hole in the middle part of the case lid, second set of hydraulic cylinder is installed；Second set of hydraulic cylinder and aforementioned hydraulic
Cylinder structure is identical；A valve is additionally provided on the case lid；
The end cap of the hydraulic cylinder, left locating journal and right locating journal set up end cap both ends separately, and middle part shape is step-like, left side
For circle, right side is square, and side length is less than or equal to the circular inscribed square side length in left side, so that the left thrust surface of end cap
For circle, right thrust surface is rectangular, and B seal groove and C seal groove are correspondingly provided on left and right thrust surface；The axis of the end cap
To equipped with piston rod pilot hole；In the pilot hole axially from left to right, E seal groove, remittance liquid bath, F seal groove is arranged in sequence；Institute
It states in the square surrounding plane in the middle part of end cap, each in-plane is equipped with the porus excretorius being connected to remittance liquid bath.
2. a kind of combined type experimental rig according to claim 1, it is characterised in that: the water tank, material are metal
Material.
3. a kind of combined type experimental rig according to claim 1, it is characterised in that: the water tank, surface are equipped with anti-
Sheath.
4. a kind of combined type experimental rig according to claim 1, it is characterised in that: the water pressure control system, for height
Spend adjustable flexible water conduit.
5. a kind of combined type experimental rig according to claim 1, it is characterised in that: the water pipe head is tubular two
End formula, the one end connecting with cabinet are flange, and the other end is quick coupling, matches with flexible water conduit one end and connect.
6. a kind of combined type experimental rig according to claim 1, it is characterised in that: the tailgate is inserted in baltimore groove,
Matching between its tailgate and baltimore groove is combined into clearance fit, and gap is not less than 0.5 millimeter.
7. a kind of combined type experimental rig according to claim 1, it is characterised in that: the piston rod, left end are equipped with
One hinge hole.
8. a kind of combined type experimental rig according to claim 1, it is characterised in that: be between the piston rod and pressing plate
It is flexibly connected, movable connection method is hinge connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811374343.9A CN109507088A (en) | 2018-11-19 | 2018-11-19 | A kind of combined type experimental rig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811374343.9A CN109507088A (en) | 2018-11-19 | 2018-11-19 | A kind of combined type experimental rig |
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| Publication Number | Publication Date |
|---|---|
| CN109507088A true CN109507088A (en) | 2019-03-22 |
Family
ID=65749011
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811374343.9A Withdrawn CN109507088A (en) | 2018-11-19 | 2018-11-19 | A kind of combined type experimental rig |
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| CN (1) | CN109507088A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111781066A (en) * | 2020-07-14 | 2020-10-16 | 华北水利水电大学 | Building pressure test device for quality detection and implementation method thereof |
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2018
- 2018-11-19 CN CN201811374343.9A patent/CN109507088A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111781066A (en) * | 2020-07-14 | 2020-10-16 | 华北水利水电大学 | Building pressure test device for quality detection and implementation method thereof |
| CN111781066B (en) * | 2020-07-14 | 2023-03-10 | 华北水利水电大学 | Building pressure test device for quality detection and implementation method thereof |
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Application publication date: 20190322 |