CN108548709A - Detachable movable pressure break test piece mould and its making, assembling and application method - Google Patents
Detachable movable pressure break test piece mould and its making, assembling and application method Download PDFInfo
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- CN108548709A CN108548709A CN201810397434.8A CN201810397434A CN108548709A CN 108548709 A CN108548709 A CN 108548709A CN 201810397434 A CN201810397434 A CN 201810397434A CN 108548709 A CN108548709 A CN 108548709A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/36—Embedding or analogous mounting of samples
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/36—Embedding or analogous mounting of samples
- G01N2001/366—Moulds; Demoulding
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Abstract
Detachable movable pressure break test piece mould, including bottom plate, coaming plate and connector, floor level is arranged, bottom base plate four corners are respectively equipped with hand foldable component, the four corners of plate upper surface offer threaded hole, connector includes four connecting rods being arranged in vertical, the lower end of connecting rod is threaded in the threaded hole of plate upper surface, coaming plate includes front side board, left plate, back side panel and right plate, front side board, left plate, back side panel and right plate are encircled into rectangular cylinder structure, front side board, left plate, the rectangular cylinder structure that back side panel and right plate are encircled into is correspondingly arranged at plate upper surface surrounding and connecting rod is respectively positioned on the inside of above-mentioned rectangular parallelepiped structure, it is additionally provided with positioning component between front side board right edge and right plate front side edge；The present invention discloses detachable movable pressure break test piece mould and its making, assembling and application method, the configuration of the present invention is simple, reasonable design can efficiently manufacture hydraulic fracturing test specimen.
Description
Technical field
The invention belongs to hydraulic fracturing technology fields, and in particular to detachable movable pressure break test piece mould and its making,
Assembling and application method.
Background technology
In hydraulic fracturing simulated experiment design, test specimen selection is a particularly significant problem used by testing, by
In the formation rock that the construction object of hydraulic fracturing is a few km depths located underground, therefore, practical core obtains difficult and takes
With sufficiently expensive, and many times it is limited to drilling technology, the core of taking-up is dimensionally less than normal, and is difficult to meet pressure in size
Requirement of experiment is split, therefore, artificial specimen just becomes a more satisfactory selection, and artificial specimen generally passes through engineering mold system
It makes, but engineering mold common at present is non-dismountable, demoulding is difficult, moreover, the place to mold added material is generally not applicable
With for doing the place of material solidification, many molds can not all move, these problems undoubtedly cause many to our experiment
Difficulty brings many inconvenience to the R＆D institution and production unit for needing progress hydraulic fracturing experiments.
Invention content
The present invention in order to solve shortcoming in the prior art, provide it is a kind of simple in structure, easy to operate, can fast demoulding
Detachable movable pressure break test piece mould and its making, assembling and application method.
In order to solve the above technical problems, the present invention adopts the following technical scheme that：Detachable movable pressure break test piece mould, packet
Bottom plate, coaming plate, connector and back-up roller wheel, floor level setting are included, bottom base plate four corners are opened up respectively there are one square groove,
The four corners of plate upper surface offer threaded hole, and connector includes four connecting rods being arranged in vertical, every
The lower end of connecting rod is threaded in the threaded hole of plate upper surface, and coaming plate is arranged on bottom plate and positioned at four connections
On the outside of bar, the rectangular fluid chamber of open top is formed between coaming plate and bottom plate；
Back-up roller wheel is arranged by foldable assembly in square groove, and the structure of two hand foldable components of front side is identical and controls
Symmetrically, two hand foldable modular constructions of rear side are identical and symmetrical, two hand foldable components of front side and rear side
It is symmetrical one by one before and after two hand foldable components；
A hand foldable component positioned at left part on front side of bottom plate includes that connecting shaft, round ring flat-plate and spring, bottom plate front side wall are left
The front side wall and rear wall of the square groove of side offer through-hole and blind hole, the center of through-hole and blind hole respectively along anterior-posterior horizontal direction
Line overlaps, and the first keyway and the second keyway are in axial direction offered on the hole wall of through-hole, and the first keyway is located at the bottom of through-hole,
Second keyway is located at the right part of through-hole, and the angle of the plane where plane and the second keyway where the first keyway is 90 °；
Connecting shaft is plugged in along anterior-posterior horizontal in through-hole and blind hole, and the front end of connecting shaft is equipped with flat key, and the flat key is slidably matched
In the second keyway, the coaxial rear portion for being fixedly connected on connecting shaft of round ring flat-plate, spring is set in connecting shaft and positioned at circle
On rear side of shape ring flat-plate；Back-up roller wheel is arranged in the middle part of connecting shaft by mounting bracket and back-up roller wheel is generally aligned in the same plane with flat key, leads to
Front side in hole is equipped with plug, and the front side in the first keyway and the second keyway is all provided with that there are one sprue, the front ends of sprue and plug
Flushed with bottom plate front side wall, sprue rear end is located at the rear side of plug rear end, both ends of the spring respectively with square groove rear wall and circle
Top pressure cooperation on rear side of shape ring flat-plate, under the action of the spring, flat key front end is contacted with sprue rear end top pressure.
Coaming plate includes front side board, left plate, back side panel and right plate, and the left side of front side board and the front side edge of left plate are logical
It is hinged to cross the first hinge, the back side edge of left plate and the left side of back side panel are hinged by the second hinge, the right edge of back side panel
Hinged by third hinge with the back side edge of right plate, front side board, left plate, back side panel and right plate are encircled into transparent
Rectangular cylinder structure, rectangular cylinder structure setting in plate upper surface, four connecting rods be located on the inside of rectangular cylinder structure and with
Rectangular cylinder structure contacts, and positioning component is equipped between front side board right edge and right plate front side edge.
Positioning component includes extemal plate and several bolts, and extemal plate is fixed on the right side front surface of front side board and to the right
It is extended, the right side opening of extemal plate is equipped with several mounting holes, and several mounting hole settings side by side up and down, each mounting hole is edge
The slot hole of horizontal direction, if bolt stem is fixed on front side of right plate, if corresponding inserted is distinguished in several installations in the front end of bolt stem
The nut for compressing extemal plate is threaded in hole, on bolt.
The upper end of connecting rod is equipped with spanner bayonet arrangement.
Detachable movable pressure break test piece mould and its making, assembling and application method, include the following steps：
（1）Coaming plate is made, casting is reserved, and there are four the bottom plate of square groove and the stationary positioned components on coaming plate；
（2）Process bottom plate；
（3）Back-up roller wheel and hand foldable component are installed,
（4）Connecting rod and coaming plate are installed on bottom plate；
（5）Make hydraulic fracturing test specimen.
Step（1）The detailed process of stationary positioned component is on middle making coaming plate and coaming plate：Process the same length of side is in just
Rectangular front side board, left plate, back side panel and right plate, processes one piece of rectangular extemal plate, and the length of extemal plate is less than
Equal to the length of side of front side board, the mounting hole of several settings side by side up and down is opened up on the right side of extemal plate, each mounting hole is along water
Square to slot hole, the front side edge of the left side of front side board and left plate is hinged by the first hinge, the back side edge of left plate
Hinged by the second hinge with the left side of back side panel, the right edge of back side panel and the back side edge of right plate are cut with scissors by third hinge
It connects, the left side rear surface of extemal plate is then welded on front surface on the right side of front side board, if bolt stem is welded along anterior-posterior horizontal direction
It is connected on the front side of right plate, bolt is arranged in a one-to-one correspondence in height with mounting hole.
Step（2）It is middle processing bottom plate detailed process be：Due to two through-holes and two blind holes on front side of bottom plate
It is symmetrical set respectively, and positioned at two through-holes of floor rear and two blind holes and two through-holes on front side of bottom plate
And two blind holes are symmetrical one by one, the first keyway and the second keyway on each through-hole are also arranged in the manner described above, here, only
It is other no longer to repeat one by one to being described positioned at through-hole, the first keyway and the second keyway processing method of left part on front side of bottom plate,
Through-hole, blind hole, the first keyway and the second keyway processing method positioned at left part on front side of bottom plate are：Left part bores first on front side of bottom plate
One is taken through the through-hole for being located at left part square groove on front side of bottom plate, after the completion of through-hole drills through, is drilled through on square groove rear wall blind
Hole, blind hole are coaxially set with through-hole, open up the first keyway and the second keyway in the axial direction respectively on the hole wall of through-hole, the
One keyway is located at via bottoms, and the second keyway is located at through-hole right part, and the angle of the first keyway and the second keyway is 90 °, and keyway is opened
If after the completion, drilling through four threaded holes in the four corners of plate upper surface.
Step（3）Middle installation back-up roller wheel and the detailed process of hand foldable component are：Two due to front side are rolled over manually
The structure of stacked group part is identical and symmetrical, and two hand foldable modular constructions of rear side are identical and symmetrical, and the two of front side
It is symmetrical one by one before and after two hand foldable components of a hand foldable component and rear side, here, only to being located at left part on front side of bottom plate
Hand foldable component and its back-up roller wheel mounting means described, it is other no longer to repeat one by one, be located at bottom plate on front side of left part
Hand foldable component mounting means be：Flat key is welded on connecting shaft front outsides first, connecting shaft is plugged into the bottom of positioned at
In through-hole on plate leading flank, flat key is made to be slidably fitted in the first keyway, is then placed into round ring flat-plate and spring horizontal
It in square groove, is sequentially sleeved in connecting shaft from the rear end of connecting shaft, selects suitable position that round ring flat-plate is welded on connection
On axis, after round ring flat-plate is fixed, continue to plug connecting shaft into blind hole, installation is complete for connecting shaft；Then mounting bracket is welded
It is mounted on mounting bracket in connecting shaft bottom and by back-up roller wheel, back-up roller wheel is after installation is complete, before plug is fixed on through-hole
End for blocking through-hole, by two sprues be separately fixed at the front end of the first keyway and the second keyway for block the first keyway and
Second keyway；
Step（4）In and connecting rod and coaming plate are installed to detailed process on bottom plate are：Connecting rod is threaded on bottom plate
In the threaded hole of surface four corners, then the rear surface of front side board, the right surface of left plate, the leading flank of back side panel and the right side
The left side of side plate, which applies to spread, prevents material from gluing glutinous oily material, then front side board, left plate, back side panel and right plate
Transparent rectangular cylinder structure is encircled into close to four connecting rods, four connecting shafts are located at rectangular cylinder structure four corners,
Then the bolt on right plate is passed through the mounting hole in extemal plate and is screwed on bolt with nut and compress extemal plate.
Step（5）Make hydraulic fracturing test specimen detailed process be：This mold is pushed to by the material for test being stirred
Side takes in back-up roller wheel in square groove, this mold is placed on shaking device, the material of making test specimen pour into coaming plate and
In the chamber of bottom plate composition, opens shaking device and the indoor material of chamber is shaken, shaking device is closed after ram-jolt, open branch
Idler wheel is supportted, mold and test specimen, which are moved to test specimen, places room, and test specimen is handled after a week in room temperature condensation, moisturizing, demoulded；
The detailed process of demoulding is：Nut is backed out first, front side board, left plate, back side panel and right plate is fully open, so
Spanner bayonet arrangement is blocked using spanner afterwards, four connecting rods are backed out from threaded hole respectively, after connecting rod is backed out,
Hydraulic fracturing test specimen can be removed easily, and the demoulding of the test specimen of hydraulic fracturing is completed.
Since the structure of two hand foldable components of front side is identical and symmetrical, two hand foldable components of rear side
Structure is identical and symmetrical, and one is a pair of before and after two hand foldable components of front side and two hand foldable components of rear side
Claim, here, only on front side of the bottom plate back-up roller wheel of left part take in the mode in square groove and describe, it is other no longer one by one
It repeats, back-up roller wheel, which is taken in the detailed process in square groove, is：First being lifted up on front side of the bottom plate of the present apparatus, branch is held
Idler wheel is supportted, will be pulled back positioned at the connecting shaft of left part on front side of bottom plate, the bullet being located between round ring flat-plate and square groove rear wall
Spring is squeezed, and is moved to after flat key and is detached from the first keyway, and be then rotatably connected axis and back-up roller wheel, and flat key is made to be directed at the second key
Slot slowly unclamps back-up roller wheel, and under the action of the spring, flat key is inserted into the first keyway, and so far, back-up roller wheel, which is folded, puts
Enter in square groove.
Above-mentioned technical proposal is used, the invention has the advantages that：Using present invention manufacture hydraulic fracturing test specimen
When mold, it can will manufacture the material used in mold and pour bottom plate and front side board, left plate, back side panel and right plate composition into
Easy to operate in cube structure, connecting rod is connected to by threaded hole on bottom plate respectively, and the upper end of connecting rod is additionally provided with spanner
Bayonet arrangement, in this way design make test specimen after the setting and can remove connecting rod to remove test specimen, front side board, left plate,
Back side panel and right plate surround transparent rectangular cylinder structure, extemal plate are equipped on front side board, and pass through bolt and nut
Material leaks when extemal plate compression is put only added material, can remove coaming plate and connecting rod together after test specimen solidification,
The demoulding of more convenient test specimen, setting is there are four square groove on four angles of the bottom plate of mold, on bottom plate front side wall and rear wall
Equipped with through-hole and blind hole, through-hole, come the flat key in axis and its connecting shaft that is connected, leads to equipped with the first keyway and the second keyway
Hole is equipped with plug, and the first keyway and the second keyway are equipped with sprue, and plug and sprue can limit connecting shaft anterior-posterior horizontal side
Upward movement, spring top pressure circle ring flat-plate and rectangular groove sidewall provide when can be rotated to the connecting shaft of hand foldable component
Pretightning force in one horizontal direction, make back-up roller wheel packs up and takes out more convenient, and the setting of plug and sprue is also more
Facilitate the processing, manufacture and assembling of the present apparatus.
Description of the drawings
Fig. 1 is structural schematic diagram of the present invention under wheel collapsed state；
Fig. 2 is the upward view of the present invention；
Fig. 3 is the enlarged drawing at A in Fig. 2；
Fig. 4 is the schematic diagram of the foldable wheel mechanism of the present invention；
Fig. 5 is the transverse cross-sectional view of square groove in the present invention.
Specific implementation mode
As Figure 1-Figure 5, detachable movable pressure break test piece mould of the invention, including bottom plate 1, coaming plate, connector
With back-up roller wheel 13, bottom plate 1 is horizontally disposed, is opened up respectively at 1 bottom four corners of bottom plate there are one square groove 7,1 upper surface of bottom plate
Four corners offer threaded hole, and connector includes four connecting rods being arranged in vertical 2, under every connecting rod 2
End is threaded in the threaded hole of 1 upper surface of bottom plate, and coaming plate is arranged on bottom plate 1 and on the outside of four connecting rods 2,
The rectangular fluid chamber of open top is formed between coaming plate and bottom plate 1；
Back-up roller wheel 13 by foldable assembly be arranged in square groove 7, the structure of two hand foldable components of front side it is identical and
Symmetrical, two hand foldable modular constructions of rear side are identical and symmetrical, and two hand foldable components of front side are with after
It is symmetrical one by one before and after two hand foldable components of side；
A hand foldable component positioned at 1 front side left part of bottom plate includes connecting shaft 11, round ring flat-plate 14 and spring 15, bottom plate 1
The front side wall and rear wall of square groove 7 on the left of front side wall offer through-hole 8 and blind hole 20, through-hole respectively along anterior-posterior horizontal direction
8 and the center line of blind hole 20 overlap, in axial direction offer the first keyway 9 and the second keyway 10 on the hole wall of through-hole 8, first
Keyway 9 is located at the bottom of through-hole 8, and the second keyway 10 is located at the right part of through-hole 8, the plane where the first keyway 9 and the second keyway
The angle of plane where 10 is 90 °；
Connecting shaft 11 is plugged in along anterior-posterior horizontal in through-hole 8 and blind hole 20, and the front end of connecting shaft 11 is equipped with flat key 12, the flat key
12 are slidably fitted in the second keyway 10, and the coaxial rear portion for being fixedly connected on connecting shaft 11 of round ring flat-plate 14, spring 15 is arranged
In connecting shaft 11 and positioned at 14 rear side of round ring flat-plate；Back-up roller wheel 13 is arranged at 11 middle part of connecting shaft and is supported by mounting bracket
Idler wheel 13 is generally aligned in the same plane with flat key 12, and the front side in through-hole 8 is equipped with plug 19, in the first keyway 9 and the second keyway 10
Front side is all provided with there are one sprue 18, and the front end of sprue 18 and plug 19 is flushed with 1 front side wall of bottom plate, and 18 rear end of sprue is located at plug
The rear side of 19 rear ends coordinates at 15 both ends of spring with 7 rear wall of square groove and 14 rear side top pressure of round ring flat-plate, respectively in spring 15
Under the action of, 12 front end of flat key is contacted with 18 rear end top pressure of sprue.
Coaming plate includes front side board 3, left plate 4, back side panel 5 and right plate 6, before the left side and left plate 4 of front side board 3
Side is hinged by the first hinge, and the back side edge of left plate 4 and the left side of back side panel 5 are hinged by the second hinge, back side panel 5
Right edge and right plate 6 back side edge it is hinged by third hinge, front side board 3, left plate 4, back side panel 5 and right plate 6 close
Transparent rectangular cylinder structure is surrounded, rectangular cylinder structure setting is located at rectangle in 1 upper surface of bottom plate, four connecting rods 2
It is contacted on the inside of tube structure and with rectangular cylinder structure, positioning group is equipped between 6 front side edge of 3 right edge of front side board and right plate
Part.
Positioning component includes extemal plate 16 and several bolts 17, and extemal plate 16 is fixed on table before the right side of front side board 3
It face and is extended to the right, the right side opening of extemal plate 16 is equipped with several mounting holes 21,21 setting side by side up and down of several mounting holes, often
A mounting hole 21 is slot hole in the horizontal direction, if bolt stem 17 is fixed on 6 front side of right plate, if the front end of bolt stem 17 point
Other corresponding inserted is threaded with the nut for compressing extemal plate 16 in several mounting holes 21 on bolt 17.
The upper end of connecting rod 2 is equipped with spanner bayonet arrangement.
Detachable movable pressure break test piece mould and its making, assembling and application method, include the following steps：
（1）Coaming plate is made, casting is reserved, and there are four the bottom plate 1 of square groove 7 and the stationary positioned components on coaming plate；
（2）Process bottom plate 1；
（3）Back-up roller wheel 13 and hand foldable component are installed,
（4）Connecting rod 2 and coaming plate are installed on bottom plate 1；
（5）Make hydraulic fracturing test specimen.
Step（1）The detailed process of stationary positioned component is on middle making coaming plate and coaming plate：Process the same length of side is in just
Rectangular front side board 3, left plate 4, back side panel 5 and right plate 6 processes one piece of rectangular extemal plate 16, extemal plate 16
Length is less than or equal to the length of side of front side board 3, and the right side of extemal plate 16 opens up the mounting hole 21, Mei Gean of several settings side by side up and down
Dress hole 21 is slot hole in the horizontal direction, and the front side edge of the left side of front side board 3 and left plate 4 is cut with scissors by the first hinge
It connects, the back side edge of left plate 4 and the left side of back side panel 5 are hinged by the second hinge, the right edge and right plate 6 of back side panel 5
Back side edge it is hinged by third hinge, the left side rear surface of extemal plate 16 is then welded on 3 right side front surface of front side board,
If bolt stem 17 is welded on the front side of right plate 6 along anterior-posterior horizontal direction, bolt 17 corresponds in height with mounting hole 21
Setting.
Step（2）It is middle processing bottom plate 1 detailed process be：Due to positioned at the front side of bottom plate 1 two through-holes 8 and two it is blind
Hole 20 is symmetrical set respectively, and is located at two through-holes 8 on rear side of bottom plate 1 and two blind holes 20 and is located at 1 front side of bottom plate
Two through-holes 8 and two blind holes 20 it is symmetrical one by one, the first keyway 9 and the second keyway 10 on each through-hole 8 are also according to upper
The mode of stating is arranged, here, only to through-hole 8, the first keyway 9 and 10 processing method of the second keyway positioned at 1 front side left part of bottom plate into
Row narration, it is other no longer to repeat one by one, it is located at through-hole 8, blind hole 20, the first keyway 9 and the second keyway 10 of 1 front side left part of bottom plate
Processing method is：One is drilled through through the through-hole 8 positioned at 1 front side left part square groove 7 of bottom plate in 1 front side left part of bottom plate first, is led to
After the completion of hole 8 drills through, blind hole 20 is drilled through on 7 rear wall of square groove, blind hole 20 is coaxially set with through-hole 8, in the hole of through-hole 8
Open up the first keyway 9 and the second keyway 10 on wall in the axial direction respectively, the first keyway 9 is located at 8 bottom of through-hole, the second keyway 10
Positioned at 8 right part of through-hole, the angle of the first keyway 9 and the second keyway 10 is 90 °, after the completion of keyway opens up, in 1 upper surface of bottom plate
Four corners drill through four threaded holes.
Step（3）Middle installation back-up roller wheel 13 and the detailed process of hand foldable component are：Two due to front side are manual
The structure of foldable assembly is identical and symmetrical, and two hand foldable modular constructions of rear side are identical and symmetrical, front side
It is symmetrical one by one before and after two hand foldable components of two hand foldable components and rear side, here, only left to being located at 1 front side of bottom plate
The hand foldable component and its 13 mounting means of back-up roller wheel in portion are described, other no longer to repeat one by one, are located at 1 front side of bottom plate
The hand foldable component mounting means of left part is：Flat key 12 is welded on 11 front outsides of connecting shaft first, connecting shaft 11 is inserted
If into the through-hole 8 on 1 leading flank of bottom plate, flat key 12 is made to be slidably fitted in the first keyway 9, then by round ring flat-plate 14
It is horizontally arranged in square groove 7 with spring 15, is sequentially sleeved in connecting shaft 11 from the rear end of connecting shaft 11, select suitable position
It sets and round ring flat-plate 14 is welded in connecting shaft 11, after round ring flat-plate 14 is fixed, continue to plug connecting shaft 11 into blind hole 20,
Installation is complete for connecting shaft 11；Then mounting bracket is welded on 11 bottom of connecting shaft and back-up roller wheel 13 is mounted on mounting bracket,
Back-up roller wheel 13 is after installation is complete, and plug 18 is fixed on 8 front end of through-hole for blocking through-hole 8, and two sprues 19 are solid respectively
The front end of the first keyway 9 and the second keyway 10 is scheduled on for blocking the first keyway 9 and the second keyway 10；
Step（4）In and connecting rod 2 and coaming plate are installed to detailed process on bottom plate 1 are：Connecting rod 2 is threaded in bottom plate
In the threaded hole of 1 upper surface four corners, then the rear surface of front side board 3, the right surface of left plate 4, back side panel 5 leading flank
And the left side of right plate 6 applies to spread and prevents material from gluing glutinous oily material, then front side board 3, left plate 4, rear side
Plate 5 and right plate 6 are encircled into transparent rectangular cylinder structure close to four connecting rods 2, and four connecting shafts 11 are located at rectangle
Bolt 17 on right plate 6 is then passed through the mounting hole 21 in extemal plate 16 and is screwed in spiral shell with nut by tube structure four corners
Extemal plate 16 is compressed on bolt 17.
Step（5）Make hydraulic fracturing test specimen detailed process be：This mold is pushed to by the material for test being stirred
Side takes in back-up roller wheel 13 in square groove 7, this mold is placed on shaking device, and the material of making test specimen is poured into and is enclosed
In the chamber that plate and bottom plate 1 form, opens shaking device and the indoor material of chamber is shaken, shaking device is closed after ram-jolt,
Open back-up roller wheel 13, by mold and test specimen be moved to test specimen place room, test specimen room temperature condense, moisturizing processing after a week, into
Row demoulding；
The detailed process of demoulding is：Nut is backed out first, front side board 3, left plate 4, back side panel 5 and right plate 6 are all beaten
It opens, then blocks spanner bayonet arrangement using spanner, four connecting rods 2 are backed out from threaded hole respectively, when connecting rod 2 is screwed
After lower, hydraulic fracturing test specimen can be removed easily, and the demoulding of the test specimen of hydraulic fracturing is completed.
Since the structure of two hand foldable components of front side is identical and symmetrical, two hand foldable components of rear side
Structure is identical and symmetrical, and one is a pair of before and after two hand foldable components of front side and two hand foldable components of rear side
Claim, here, only described to takeing in the mode in square groove 7 positioned at the back-up roller wheel 13 of 1 front side left part of bottom plate, it is other no longer
It repeats one by one, back-up roller wheel 13, which is taken in the detailed process in square groove 7, is：First the lift upwards of 1 front side of the bottom plate of the present apparatus
It rises, holds back-up roller wheel 13, will be pulled back positioned at the connecting shaft 11 of 1 front side left part of bottom plate, be located at round ring flat-plate 14 and rectangular
Spring 15 between 7 rear wall of slot is squeezed, and is moved to after flat key 12 and is detached from the first keyway 9, and be then rotatably connected axis 11 and branch
Idler wheel 13 is supportted, so that flat key 12 is directed at the second keyway 10, slowly unclamps back-up roller wheel 13, under the action of spring 15, flat key 12 is inserted
Enter into the first keyway 9, so far, back-up roller wheel 13, which is folded, to be put into square groove 7.
The present embodiment is not to be made any form of restriction to shape, material, the structure etc. of the present invention, every according to this hair
Bright technical spirit belongs to the technology of the present invention side to any simple modification, equivalent change and modification made by above example
The protection domain of case.
Claims (10)
1. detachable movable pressure break test piece mould, it is characterised in that：Including bottom plate, coaming plate, connector and back-up roller wheel, bottom plate
Horizontally disposed, bottom base plate four corners are opened up respectively there are one square groove, and the four corners of plate upper surface offer threaded hole,
Connector includes four connecting rods being arranged in vertical, and the lower end of every connecting rod is threaded in bottom plate upper table
In the threaded hole in face, coaming plate is arranged on bottom plate and on the outside of four connecting rods, forms open top between coaming plate and bottom plate
Rectangular fluid chamber；
Back-up roller wheel is arranged by foldable assembly in square groove, and the structure of two hand foldable components of front side is identical and controls
Symmetrically, two hand foldable modular constructions of rear side are identical and symmetrical, two hand foldable components of front side and rear side
It is symmetrical one by one before and after two hand foldable components；
A hand foldable component positioned at left part on front side of bottom plate includes that connecting shaft, round ring flat-plate and spring, bottom plate front side wall are left
The front side wall and rear wall of the square groove of side offer through-hole and blind hole, the center of through-hole and blind hole respectively along anterior-posterior horizontal direction
Line overlaps, and the first keyway and the second keyway are in axial direction offered on the hole wall of through-hole, and the first keyway is located at the bottom of through-hole,
Second keyway is located at the right part of through-hole, and the angle of the plane where plane and the second keyway where the first keyway is 90 °；
Connecting shaft is plugged in along anterior-posterior horizontal in through-hole and blind hole, and the front end of connecting shaft is equipped with flat key, and the flat key is slidably matched
In the second keyway, the coaxial rear portion for being fixedly connected on connecting shaft of round ring flat-plate, spring is set in connecting shaft and positioned at circle
On rear side of shape ring flat-plate；Back-up roller wheel is arranged in the middle part of connecting shaft by mounting bracket and back-up roller wheel is generally aligned in the same plane with flat key, leads to
Front side in hole is equipped with plug, and the front side in the first keyway and the second keyway is all provided with that there are one sprue, the front ends of sprue and plug
Flushed with bottom plate front side wall, sprue rear end is located at the rear side of plug rear end, both ends of the spring respectively with square groove rear wall and circle
Top pressure cooperation on rear side of shape ring flat-plate, under the action of the spring, flat key front end is contacted with sprue rear end top pressure.
2. detachable movable pressure break test piece mould according to claim 1, it is characterised in that：Coaming plate include front side board,
Left plate, back side panel and right plate, the left side of front side board and the front side edge of left plate are hinged by the first hinge, left plate
The left side of back side edge and back side panel is hinged by the second hinge, and the right edge of back side panel and the back side edge of right plate pass through third
Hinge is hinged, and front side board, left plate, back side panel and right plate are encircled into transparent rectangular cylinder structure, rectangular cylinder knot
Structure is arranged in plate upper surface, and four connecting rods are located on the inside of rectangular cylinder structure and are contacted with rectangular cylinder structure, front side board
Positioning component is equipped between right edge and right plate front side edge.
3. detachable movable pressure break test piece mould according to claim 2, it is characterised in that：Positioning component includes external
Plate and several bolts, extemal plate are fixed on the right side front surface of front side board and are extended to the right, the right side opening of extemal plate
Equipped with several mounting holes, several mounting hole settings side by side up and down, each mounting hole is slot hole in the horizontal direction, if bolt stem
Be fixed on front side of right plate, if the front end difference corresponding inserted of bolt stem be threaded in several mounting holes, on bolt by
The nut that extemal plate compresses.
4. detachable movable pressure break test piece mould according to claim 1, it is characterised in that：The upper end of connecting rod is all provided with
There is spanner bayonet arrangement.
5. using detachable movable pressure break test piece mould and its making as claimed in claim 4, assembling and application method,
It is characterized in that：Include the following steps：
（1）Coaming plate is made, casting is reserved, and there are four the bottom plate of square groove and the stationary positioned components on coaming plate；
（2）Process bottom plate；
（3）Back-up roller wheel and hand foldable component are installed,
（4）Connecting rod and coaming plate are installed on bottom plate；
（5）Make hydraulic fracturing test specimen.
6. making according to claim 5, assembling and application method, it is characterised in that：Step（1）Middle making coaming plate simultaneously encloses
The detailed process of stationary positioned component is on plate：Process square front side board, left plate, back side panel and the right side of the same length of side
Side plate, processes one piece of rectangular extemal plate, and the length of extemal plate is less than or equal to the length of side of front side board, the right side opening of extemal plate
If the mounting hole of several settings side by side up and down, each mounting hole is slot hole in the horizontal direction, by the left side of front side board and
The front side edge of left plate is hinged by the first hinge, and the back side edge of left plate and the left side of back side panel are cut with scissors by the second hinge
It connects, the right edge of back side panel and the back side edge of right plate are hinged by third hinge, then by the left side rear surface weldering of extemal plate
It is connected on front surface on the right side of front side board, if bolt stem is welded on along anterior-posterior horizontal direction the front side of right plate, bolt and mounting hole
It is arranged in a one-to-one correspondence in height.
7. making according to claim 6, assembling and application method, it is characterised in that：Step（2）The tool of middle processing bottom plate
Body process is：Due on front side of bottom plate two through-holes and two blind holes be symmetrical set respectively, and after the bottom plate
Two through-holes of side and two blind holes on front side of bottom plate two through-holes and two blind holes it is symmetrical one by one, each through-hole
On the first keyway and the second keyway be also arranged in the manner described above, here, only to the through-hole of left part, first on front side of the bottom plate
Keyway and the second keyway processing method are described, other no longer to repeat one by one, be located at the through-hole of left part on front side of bottom plate, blind hole,
First keyway and the second keyway processing method are：Left part drills through one through positioned at left part side on front side of bottom plate on front side of bottom plate first
The through-hole of shape slot after the completion of through-hole drills through, drills through blind hole on square groove rear wall, and blind hole is coaxially set with through-hole, logical
Open up the first keyway and the second keyway on the hole wall in hole in the axial direction respectively, the first keyway is located at via bottoms, the second keyway
Positioned at through-hole right part, the angle of the first keyway and the second keyway is 90 °, after the completion of keyway opens up, in the quadrangle of plate upper surface
Place drills through four threaded holes.
8. making according to claim 7, assembling and application method, it is characterised in that：Step（3）Middle installation back-up roller wheel
Detailed process with hand foldable component is：Since the structure of two hand foldable components of front side is identical and symmetrical, after
Two hand foldable modular constructions of side are identical and symmetrical, and two hand foldable components of front side and two of rear side are manually
It is symmetrical one by one before and after foldable assembly, here, only to positioned at left part on front side of bottom plate hand foldable component and its back-up roller wheel install
Mode is described, other no longer to repeat one by one, and the hand foldable component mounting means positioned at left part on front side of bottom plate is：First will
Flat key is welded on connecting shaft front outsides, and connecting shaft is plugged into the through-hole on bottom plate leading flank, and flat key sliding is made to match
It closes in the first keyway, then round ring flat-plate and spring horizontal is placed into square groove, are arranged successively from the rear end of connecting shaft
It in connecting shaft, selects suitable position that round ring flat-plate is welded in connecting shaft, after round ring flat-plate is fixed, continues connecting shaft
It plugs into blind hole, installation is complete for connecting shaft；Then mounting bracket is welded on connecting shaft bottom and back-up roller wheel is mounted on peace
It shelves, back-up roller wheel is fixed on the front end of the through hole for blocking through-hole after installation is complete, by plug, and two sprues are fixed respectively
In the front end of the first keyway and the second keyway for blocking the first keyway and the second keyway；
Step（4）In and connecting rod and coaming plate are installed to detailed process on bottom plate are：Connecting rod is threaded on bottom plate
In the threaded hole of surface four corners, then the rear surface of front side board, the right surface of left plate, the leading flank of back side panel and the right side
The left side of side plate, which applies to spread, prevents material from gluing glutinous oily material, then front side board, left plate, back side panel and right plate
Transparent rectangular cylinder structure is encircled into close to four connecting rods, four connecting shafts are located at rectangular cylinder structure four corners,
Then the bolt on right plate is passed through the mounting hole in extemal plate and is screwed on bolt with nut and compress extemal plate.
9. making according to claim 8, assembling and application method, it is characterised in that：Step（5）Make hydraulic fracturing examination
The detailed process of part is：This mold is pushed to beside the material for test being stirred, back-up roller wheel is taken in square groove, incite somebody to action this
Mold is placed on shaking device, in the chamber for the material of making test specimen being poured into coaming plate and bottom plate composition, opens shaking device
The indoor material of chamber is shaken, shaking device is closed after ram-jolt, back-up roller wheel is opened, mold and test specimen is moved to test specimen
Room is placed, test specimen is handled after a week in room temperature condensation, moisturizing, demoulded；
The detailed process of demoulding is：Nut is backed out first, front side board, left plate, back side panel and right plate is fully open, so
Spanner bayonet arrangement is blocked using spanner afterwards, four connecting rods are backed out from threaded hole respectively, after connecting rod is backed out,
Hydraulic fracturing test specimen can be removed easily, and the demoulding of the test specimen of hydraulic fracturing is completed.
10. making according to claim 9, assembling and application method, it is characterised in that：Two due to front side are rolled over manually
The structure of stacked group part is identical and symmetrical, and two hand foldable modular constructions of rear side are identical and symmetrical, and the two of front side
It is symmetrical one by one before and after two hand foldable components of a hand foldable component and rear side, here, only to being located at left part on front side of bottom plate
Back-up roller wheel take in the mode in square groove and described, it is other no longer to repeat one by one, back-up roller wheel is taken in square groove
Detailed process be：First being lifted up on front side of the bottom plate of the present apparatus, back-up roller wheel is held, it will be positioned at left part on front side of bottom plate
Connecting shaft pulls back, and the spring between round ring flat-plate and square groove rear wall is squeezed, and disengaging is moved to after flat key
One keyway, be then rotatably connected axis and back-up roller wheel, so that flat key is directed at the second keyway, back-up roller wheel is slowly unclamped, in spring
Under effect, flat key is inserted into the first keyway, and so far, back-up roller wheel, which is folded, to be put into square groove.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810397434.8A CN108548709A (en) | 2018-04-28 | 2018-04-28 | Detachable movable pressure break test piece mould and its making, assembling and application method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810397434.8A CN108548709A (en) | 2018-04-28 | 2018-04-28 | Detachable movable pressure break test piece mould and its making, assembling and application method |
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| CN108548709A true CN108548709A (en) | 2018-09-18 |
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| CN201810397434.8A Pending CN108548709A (en) | 2018-04-28 | 2018-04-28 | Detachable movable pressure break test piece mould and its making, assembling and application method |
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| CN109406273A (en) * | 2018-10-26 | 2019-03-01 | 太原理工大学 | Adhesive type tests the dumbbell shape test piece mould and test method that concrete axial draws performance |
| CN110057636A (en) * | 2019-04-15 | 2019-07-26 | 中国矿业大学 | The production method of the mold and rock sample of production plus anchor pole rock sample containing crack |
| CN110398408A (en) * | 2019-08-14 | 2019-11-01 | 中国科学院深圳先进技术研究院 | Imbedded mold and its application method |
| CN111596037A (en) * | 2020-07-01 | 2020-08-28 | 西南石油大学 | Dynamic crack width simulation experiment device for cracks |
| CN112065350A (en) * | 2020-08-05 | 2020-12-11 | 河南理工大学 | Hydraulic fracturing fracture propagation mechanism and fracturing after-effect test system and method |
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