CN106826210B - A kind of mounting device of dual control up and down and its application method of triaxial test sealing ring - Google Patents

A kind of mounting device of dual control up and down and its application method of triaxial test sealing ring Download PDF

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Publication number
CN106826210B
CN106826210B CN201710012552.8A CN201710012552A CN106826210B CN 106826210 B CN106826210 B CN 106826210B CN 201710012552 A CN201710012552 A CN 201710012552A CN 106826210 B CN106826210 B CN 106826210B
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China
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operating stick
ring
sealing ring
mounting device
sample
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CN106826210A (en
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王伟
吴刚
李娜
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University of Shaoxing
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University of Shaoxing
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23PMETAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P19/00Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
    • B23P19/04Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for assembling or disassembling parts
    • B23P19/08Machines for placing washers, circlips, or the like on bolts or other members
    • B23P19/084Machines for placing washers, circlips, or the like on bolts or other members for placing resilient or flexible rings, e.g. O-rings, circlips

Abstract

The present invention relates to a kind of dual control mounting device up and down of triaxial test sealing ring, including support system, the upper and lower part of support system is mounted on activity mounting ring, and the middle part of support system is equipped with pin rotation system, is equipped with self-locking system in pin rotation system.The present invention not only can be convenient sealing snare in the soil sample for being surrounded by rubber membrane, and structure is simple, convenience and high-efficiency, time saving and energy saving.

Description

A kind of mounting device of dual control up and down and its application method of triaxial test sealing ring
Technical field
The invention belongs to geotechnical engineering technical field of test equipment, above and below a kind of triaxial test sealing ring Dual control mounting device and its application method.
Background technique
In geotechnical study, triaxial test is in addition to for going back other than measuring intensive parameter cohesive strength c and internalfrictionangleφ For soil body pore pressure dissipation test, static side pressure ratio test and permeability test etc., compare remaining soil strength Test method (simple shear, staight scissors etc.), the result of triaxial test is closer in engineering.Since the superiority and inferiority that sample seals dress sample is direct The accuracy of test result is influenced, therefore, the sealing dress sample of triaxial test sample is particularly important.In triaxial test, warp It is mounted in relatively thin rubber membrane frequently with by sample, prevents the initial deformation of the soil body, and rubber membrane will by upper and lower side sealing ring It is fixed on pedestal and loading device, to keep sample to seal.When covering sealing ring, generally requires two people and cooperates to complete, Wherein a people helps the sample to be tested wrapped up by rubber membrane, and sealing ring is firmly strutted enough size by another people's both hands, and is covered The firmly rubber membrane outside soil sample.This manual method is cumbersome and time consuming, often sample can also be touched askew or even fractureed;And sometimes Break or draw not dynamic seal ring at all, even if in place, but finger is difficult therefrom to release set sometimes, there are it is many it is unfavorable it Place.
Authorization Notice No. is the utility model patent " triaxial test soil sample rubber Membrane cover muscle device " of CN 203324086U, is mentioned A kind of set muscle device using hand support bifurcated steel pole is supplied.But the patent has the following disadvantages: (1) program stops in the air Position can not be fixed, and be easily damaged sample when shift position during manual operation;(2) program is strutted by two steel poles Sealing ring be rectangle, be difficult to match with circular cross-section;(3) the bifurcated steel pole of the program does not have locking device, it is difficult to ensure that Tensioning degree meets corresponding sample requirement when installing sealing ring;(4) program object is rubber band, rather than the current international practice Sealing ring can not directly strut the sealing ring that dynamics is much larger than rubber band using the strength that hand supports, and use scope is limited.
In conclusion the device and its application method of a kind of new installation rubber membrane sealing ring are needed when triaxial test, While ensuring that installation site is accurate, sealing ring can be strutted up and down while rationally, and is reached and sample to be tested cross-sections match Circular dimension, to reach stabilization, fast, effortlessly purpose, the carry out triaxial test soil sample test of convenience and high-efficiency.
Summary of the invention
For the above-mentioned technical problem of the prior art, the object of the present invention is to provide above and below a kind of triaxial test sealing ring Dual control mounting device and its application method, the device not only can be convenient sealing snare in the soil sample for being surrounded by rubber membrane, And structure is simple, convenience and high-efficiency, time saving and energy saving.
In order to achieve the above objectives, the present invention is achieved by the following technical solutions:
A kind of dual control mounting device up and down of triaxial test sealing ring, including support system, the top of the support system Activity mounting ring is mounted on lower part, and the middle part of support system is equipped with pin rotation system, in the pin rotation system Self-locking system is installed.
The support system includes door shaped stent, sets that there are two vertical connection supporting steels arranged side by side on the door shaped stent Part, the both ends of the connection support steel part are equipped with reserved groove, and the reserved groove is equipped with reserved pin hole, connection support The junction of steel part and door shaped stent is equipped with fixed steel loop, and the fixation steel loop is equipped with platform steel disc, the platform steel On piece is equipped with fixing pin.
The activity mounting ring includes the dynamic semicircular ring of left-hand rotation and dynamic semicircular ring of turning right, and the dynamic semicircular ring of left-hand rotation is equipped with Turn left dynamic male member, and the right-hand rotation moves semicircular ring and is equipped with dynamic male member of turning right, and the left-hand rotation moves male member and turns right on dynamic male member It is equipped with connecting pin nail hole.
The pin rotation system includes starting steel disc, and the starting steel disc is connected with arc steel plate, the arc Left operating stick and right operating stick are connected on shape steel disc, the left operating stick and right operating stick are equipped with operating stick preformed hole, and Support spring is equipped between left operating stick and right operating stick.
The self-locking system includes locking strip, compressing secure button and lock slots, and the locking strip is connected to left operation On bar, the lock slots are arranged in right operating stick, and the locking strip is equipped with compressing secure button, when locking, compression peace Full button is fastened with lock slots.
A kind of application method of the mounting device of dual control up and down of triaxial test sealing ring, comprising the following steps:
(1) sealing ring is inserted in and is maintained on the outside of activity mounting ring;
(2) three axis samples to be tested are tentatively installed: three axis samples to be tested are mounted on instrument base, and it is to be measured to adjust three axis The rubber membrane of sample lower end is contacted with instrument base matching;
(3) entire mounting device is placed on predetermined position: entire mounting device and subsidiary sealing ring is passed through to be measured Sample simultaneously lies in it on instrument base;
(4) lock pin swing system: the end by compressing left operating stick and right operating stick will be compressed in self-locking system Safety buckle snaps in lock slots, and two starting steel discs move inward simultaneously is then in stationary state, at the same time, activity The left-hand rotation of mounting ring is moved semicircular ring and is started turning with dynamic semicircular ring of turning right, its end diameter reduces but still is slightly larger than sample when static Outer diameter;
(5) sealing ring of sample upper and lower ends is placed.
(6) it withdraws mounting device: unlocking self-locking system, nature is returned under the action of support spring, withdraw entire Mounting device is properly placed.
The step (1) the following steps are included:
(1-A) adjusts self-locking system, compressing secure button is put into lock by the end of compression left operating stick and right operating stick Determine in slot, the device is made to keep lock state, at this point, the diameter of activity mounting ring end slightly reduces, convenient for the set of sealing ring Enter;
Sealing ring is inserted on the outside of two activity mounting rings up and down by (1-B), it is made respectively to be distributed two sealing rings 5 up and down;
Self-locking system is unlocked in the end that (1-C) compresses left operating stick and right operating stick, and compressing secure button is removed to lock Determine outside slot, steel disc will be started by spring force and recoiled on the inside of connection support steel part, the rotation of prevention activity mounting ring makes to seal Circle is maintained in two activity mounting rings up and down.
The step (5) the following steps are included:
Sample cap with data transfer conduit is correctly seated in the rubber membrane of three axis sample to be tested upper ends by (5-A);
(5-B) adjusts the tie point of the data transfer conduit in sample cap, it is made to be in the indentation, there of activity mounting ring;
(5-C) distinguishes four sealing rings of its upper and lower ends under strip, is tightly placed on the rubber membrane of three axis samples to be tested, complete At the sealing of sample;
The present invention first covers upper seal in the up and down mounting ring of device, and device is then mounted on three axis to be measured again The design position of sample;To pin rotation system apply external force, make upper and lower two activity mounting rings end diameter reduce but still Slightly larger than sample outer diameter, then passes through both hands strip lower seal and cover on three axis samples, under the premise of not damaging sample to be tested, The sealing state of rubber membrane is kept with sealing ring.
The mounting device of dual control up and down and its application method of triaxial test sealing ring of the present invention are the stylish peace of triaxial test The device and its application method for filling rubber membrane sealing ring can rationally supports simultaneously up and down while ensuring that installation site is accurate Sealing ring is opened, and reaches the circular dimension with sample to be tested cross-sections match, to reach stabilization, fast, effortlessly purpose, facilitates height The carry out triaxial test soil sample test of effect.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention;
Fig. 2 is the structural schematic diagram of the support system in the present invention;
The structural schematic diagram of activity mounting ring in Fig. 3 present invention;
Fig. 4 is the structural schematic diagram of the pin rotation system in the present invention;
Fig. 5 is the structural schematic diagram of the self-locking system in invention;
Fig. 6 is use state diagram of the invention;
Wherein:
1- support system, 11- door shaped stent, 12- connection support steel part, and 13- reserves groove, and 14- reserves pin hole, 15- Fixed steel loop, 16- platform steel disc, 17- fixing pin;
2- activity mounting ring, 21-, which turns left, moves semicircular ring, and 22-, which turns right, moves semicircular ring, the dynamic male member of 23- left-hand rotation, and 24- right-hand rotation is dynamic Male member, 25- connecting pin nail hole;
3- pin rotation system, 31- start steel disc, 32- arc steel plate, the left operating stick of 33-, the right operating stick of 34-, 35- behaviour Make bar preformed hole, 36- support spring;
The self-locking system of 4-, 41- locking strip, 42- compressing secure button, 43- lock slots;
5- sealing ring;Tri- axis sample to be tested of 6-;7- instrument base;8- sample cap.
Specific embodiment
The present invention is further illustrated combined with specific embodiments below, but protection scope of the present invention is not limited to This.
As shown in figures 1 to 6, the dual control mounting device up and down of triaxial test sealing ring of the present invention, including support system 1, support The upper and lower part of system 1 is mounted on activity mounting ring 2, and the middle part of support system 1 is equipped with pin rotation system 3, and pin turns Self-locking system 4 is installed on kinety system 3.
Support system 1 in the present invention includes door shaped stent 11, and connection support steel part 12 reserves groove 13, reserves pin Hole 14, fixed steel loop 15, platform steel disc 16, fixing pin 17.Door shaped stent 11 is the rectangle steelframe of lower openings, symmetrical In 1 left and right sides of support system, cradle top is equipped with the hyphen girder steel in horizontal direction, 11 opening branch of door shaped stent Seat and lower part test apparatus cushion cap face contact, support whole device weight.The height of connection support steel part 12 length and sample Match, both ends is descended respectively symmetrically to be equipped with reserved groove 13 and reserved pin hole 14 on it, two connection support steel parts 12 are vertical right Claim the left and right sides for being distributed in support system 1, and is connect by horizontal stroke girder steel with door shaped stent 11.Reserved groove 13 is distributed 12 upper and lower ends of steel part are supported in connection, upward, downward, opening depth is 1.5cm to lower ending opening to upper end opening.Reserved pin Hole 14 is symmetrically distributed in the middle part of reserved 13 two sides of groove, and at circular hole, diameter matches with pin size.Fixed steel loop 15 with a thickness of 0.6cm, internal diameter is 0.5cm bigger than sample outer diameter to 1cm, preferably 0.8cm.Fixed steel loop 15 is arranged in support system 1 medium position connect support 12 level of steel part with the left and right sides and is fixedly connected, entire support system 1 is made to keep stable structure. The rectangular sheet of platform steel disc 16, thickness is identical as fixed steel loop 15, and setting is levels operation on the outside of fixed 15 middle part of steel loop Control platform is provided, lock operation is facilitated.Fixing pin 17 is vertically set on 16 upper surface of platform steel disc and leans at cylindrical shape Nearly outside.
Activity mounting ring 2 in the present invention includes dynamic semicircular ring 21 of turning left, and dynamic semicircular ring 22 of turning right, turn left dynamic male member 23, It turns right and moves male member 24, connecting pin nail hole 25.Dynamic semicircular ring 21 of turning left and dynamic semicircular ring 22 of turning right, for the semicircle of bilateral symmetry distribution Ring is reserved with the gap 2cm among two halves annulus.Dynamic semicircular ring 21 of turning left is half-circle-arc shape, and circular arc internal diameter is bigger than sample outer diameter 0.5cm, arc height are 3cm, and with a thickness of 0.5cm, middle and lower part position is preset with the dynamic male member 23 of left-hand rotation on the outside.It turns right and moves semicircle Ring 22 is also half-circle-arc shape, and curved inner radius, height and thickness are identical as the dynamic semicircular ring 21 of left-hand rotation, and middle and lower part position is pre- on the outside Equipped with dynamic male member 24 of turning right.Turning left to move male member 23 is cuboid, and size matches with reserved groove 13, turn left dynamic male member 23 and a left side Bottom centre's point of rotation semicircular ring 21 is fixedly connected.Dynamic male member 24 of turning right is cuboid, and size matches with reserved groove 13, Dynamic male member 24 of turning right is fixedly connected with the bottom centre's point for dynamic semicircular ring 22 of turning right.Connecting pin nail hole 25 is hole shape, diameter Match with pin size, the center of circle is overlapped with the respective centroid of turn left dynamic male member 23 and dynamic male member 24 of turning right, and turn left dynamic semicircle Ring 21, dynamic semicircular ring 22 of turning right are connected by pin with support 12 end of steel part is connect, and activity mounting ring 2 is allow to pass through pin It is freely rotated.
Pin rotation system 3 in the present invention includes starting steel disc 31, arc steel plate 32, left operating stick 33, right operating stick 34, operating stick preformed hole 35, support spring 36.Start steel disc 31 main body be piece strip, piece thickness be 0.4cm, width 1cm, Two 12 insides of connection support steel part are tightly attached to, length is slightly larger than the length of connection support steel part 12, and upper/lower terminal is respectively than even It connects support steel part 12 and grows 1cm.Arc steel plate 32 totally two, it is distributed horizontally to the right and left, width, thickness with starting steel disc 31 Spend identical, bending radius is slightly less than the internal diameter of fixed steel loop 15, and arc steel plate 32 is fixed on 31 middle part of starting steel disc.Left operating stick 33 section is the square of side length 0.6cm, is fixed on the end of the arc steel plate 32 on the right, and length meets and platform steel disc 16 match.The section of right operating stick 34 is also the square of side length 0.6cm, is fixed on the end of the arc steel plate 32 on the left side End, length satisfaction are matched with platform steel disc 16.Operating stick preformed hole 35 is located at left operating stick 33 and right 34 phase of operating stick The middle part of friendship, diameter are slightly larger than the outer diameter of fixing pin 17, and left operating stick 33 is cut with scissors with right operating stick 34 by fixing pin 17 It is connected on platform steel disc 16, the two arc shape steel discs in left and right is freely rotated.Support spring 36 is located at away from left operating stick 33 With inside at the one third of right 34 end of operating stick, size, which meets, matches use with left operating stick 33 and right operating stick 34, For making left operating stick 33 and right operating stick 34 keep softened state, that is, two starting steel discs 31 is made to be held against left and right two A 12 inside of connection support steel part, prevents upper and lower two activity mounting rings 2 to be freely rotated around pin.
Self-locking system 4 in the present invention includes locking strip 41, compressing secure button 42, lock slots 43.The main body of locking strip 41 For flexible flat-shaped band, it is articulated with the tail portion of left operating stick 33.Compressing secure button 42 be it is rectangular poroid, be arranged in locking strip 41 Tail portion, size be slightly larger than left operating stick 33 section side length.Lock slots 43 are located at the tail portion side of right operating stick 34, are square Connected in star, geometric dimension are matched with compressing secure button 42, for matching with compressing secure button 42, are prevented because of support spring 36 elastic force and make pin rotation system 3 around fixing pin 17 rotate.
Sealing ring 5 in the present invention is also known as " O-ring ", usually rubber material, round, and diameter is slightly less than to be sealed Three axis samples to be tested 6 diameter, pass through itself tensile elasticity complete sealing function;Its cross section is circle.
It is cylindrical soil sample inside three axis samples to be tested 6 in the present invention, is typically provided with filter paper, soil sample both ends on the outside of soil sample It is typically provided with the relatively thin permeable stone of same diameter, is cased with rubber membrane on the outside of soil sample and filter paper;The length of rubber membrane is greater than soil sample The strong point part of the sum of length and permeable stone thickness, both ends is used for subsequent sealing.
The present invention first passes through the end of left operating stick 33 and right operating stick 34 in compression pin swing system 3, adjusts self-locking Compressing secure button 42 is put into lock slots 43 by system 4, and the device is made to keep lock state, at this point, activity mounting ring end Diameter slightly reduces, then sealing ring 5 is inserted in two 2 outsides of activity mounting ring up and down, makes its respectively two sealing of distribution up and down Circle 5, self-locking system 4 is unlocked in the end for recompressing left operating stick 33 and right operating stick 34, and compressing secure button 42 is removed to lock Determine outside slot 43, steel disc 31 will be started by spring force and recoil to 12 inside of connection support steel part, 2 turns of prevention activity mounting ring It is dynamic, it is maintained at sealing ring 5 in two activity mounting rings 2 up and down, then passes through entire mounting device and subsidiary sealing ring 5 Sample to be tested 6 simultaneously lies in it on instrument base 7, manually compresses the end of left operating stick 33 and right operating stick 34, makes two Starting steel disc 31 moves inward, and compressing secure button 41 and lock slots 43 is in the lock state, the end of activity mounting ring 2 is straight Diameter will reduce but still be slightly larger than sample outer diameter, at this point it is possible to pass through both hands strip lower seal 5 and cover on three axis samples, reach Under the premise of not damaging sample to be tested, the sealing state of rubber membrane is kept with sealing ring 5.
Specific example
Certain geotechnical engineering will carry out the triaxial test of soil body larger size, experimental program are as follows: three axis samples to be tested 6, it is internal Cylindrical soil sample diameter be 5.0cm, a height of 10.0cm;After adding filter paper, rubber membrane, diameter is increased to 5.2cm;Upper and lower ends Permeable stone is the cake of diameter 5.0cm, high 0.4cm;The length of rubber membrane is 14.8cm, is greater than cylindrical soil sample and two saturating The 2.0cm that respectively grows of the total height 10.8cm of water stone, both ends are used for subsequent sealing.
According to the geometric dimension of three axis samples to be tested, sealing ring 5 and the corresponding size of activity mounting ring 2 are selected in the present invention Are as follows: sealing ring 5, the annular diameters of nature are 4.0cm, and the diameter of cross section is 0.3cm;Activity mounting ring 2, in circular arc Diameter is 5.5cm, and arc height is reserved with the gap 2cm for 3cm with a thickness of 0.5cm among two halves annulus.
Using steps are as follows:
(1) sealing ring 5 that annular diameters are 4.0cm is inserted in and is maintained at 2 outside of activity mounting ring that height is 3cm. This step includes following procedure:
(1-A) adjusts self-locking system 4, by compressing secure button by the end of compression left operating stick 33 and right operating stick 34 42 are put into lock slots 43, and the device is made to keep lock state, at this point, the diameter of activity mounting ring end slightly reduces, are convenient for Sealing ring is inserted in;
Sealing ring 5 is inserted in two 2 outsides of activity mounting ring up and down by (1-B), it is made respectively to be distributed two sealing rings up and down 5;
Self-locking system 4 is unlocked in the end that (1-C) compresses left operating stick 33 and right operating stick 34, by compressing secure button 42 It removes to outside lock slots 43, starting steel disc 31 can be recoiled to 12 inside of connection support steel part, prevention activity by spring force at this time Mounting ring 2 rotates, and is maintained at sealing ring 5 in two activity mounting rings 2 up and down.
(2) the three axis samples to be tested 6 of a height of 10.0cm are tentatively installed.Three axis samples to be tested 6 are mounted on instrument base 7 On, and the rubber membrane for adjusting three axis samples to be tested, 6 lower end is contacted with the matching of instrument base 7.
(3) entire mounting device is placed on predetermined position.By entire mounting device and subsidiary sealing ring 5 pass through to Test specimens 6 simultaneously lie in it on instrument base 7.
(4) pin swing system 3 is locked.By compressing the end of left operating stick 33 and right operating stick 34, by self-locking system Compressing secure button 42 snaps in lock slots 43 in 4, and two starting steel discs 31 move inward simultaneously is then in stationary state, At the same time, the left-hand rotation of activity mounting ring 2 is moved semicircular ring 21 and is started turning with dynamic semicircular ring 22 of turning right, its end diameter when static It reduces but still is slightly larger than sample outer diameter.
(5) sealing ring 5 that sample upper end annular diameters are 4.0cm is placed.This step includes following procedure:
Sample cap 8 with data transfer conduit is correctly seated in the rubber membrane of three axis samples to be tested, 6 upper end by (5-A) In;
(5-B) adjusts the tie point of the data transfer conduit in sample cap 8, it is made to be in the notch of activity mounting ring 2 Place;
(5-C) distinguishes four sealing rings 5 of its upper and lower ends under strip, is tightly placed on the rubber membrane of three axis samples to be tested 6, Complete the sealing of sample;
(6) mounting device is withdrawn.Self-locking system 4 is unlocked, returns to nature under the action of support spring 36, is withdrawn Entire mounting device is properly placed.
Above-described embodiment is only used for illustrating inventive concept of the invention, rather than the restriction to rights protection of the present invention, It is all to be made a non-material change to the present invention using this design, protection scope of the present invention should all be fallen into.

Claims (7)

1. a kind of dual control mounting device up and down of triaxial test sealing ring, it is characterised in that: including support system, the supporter The upper and lower part of system is mounted on activity mounting ring, and the middle part of support system is equipped with pin rotation system, and the pin turns Self-locking system is installed on kinety system;
The support system includes door shaped stent, is set on the door shaped stent there are two vertical connection support steel part arranged side by side, The both ends of the connection support steel part are equipped with reserved groove, and the reserved groove is equipped with reserved pin hole, connects supporting steel The junction of part and door shaped stent is equipped with fixed steel loop, and the fixation steel loop is equipped with platform steel disc, the platform steel disc Equipped with fixing pin.
2. the dual control mounting device up and down of triaxial test sealing ring as described in claim 1, it is characterised in that: the activity peace Filling ring includes turning left to move semicircular ring and dynamic semicircular ring of turning right, described to turn left to move semicircular ring equipped with the dynamic male member that turns left, the right side It rotates semicircular ring and is equipped with dynamic male member of turning right, be equipped with connecting pin nail hole on the dynamic male member of the left-hand rotation and dynamic male member of turning right.
3. the dual control mounting device up and down of triaxial test sealing ring as described in claim 1, it is characterised in that: the pin turns Kinety system includes starting steel disc, and the starting steel disc is connected with arc steel plate, left operation is connected on the arc steel plate Bar and right operating stick, the left operating stick and right operating stick are equipped with operating stick preformed hole, and left operating stick and right operating stick it Between be equipped with support spring.
4. the dual control mounting device up and down of triaxial test sealing ring as described in claim 1, it is characterised in that: the self-locking body System includes locking strip and lock slots, and the locking strip is connected in left operating stick, and the lock slots are arranged in right operating stick On, the locking strip is equipped with compressing secure button, and when locking, compressing secure button and lock slots are fastened.
5. a kind of application method of the mounting device of dual control up and down of triaxial test sealing ring, it is characterised in that the following steps are included:
(1) sealing ring is inserted in and is maintained on the outside of activity mounting ring;
(2) three axis samples to be tested are tentatively installed: three axis samples to be tested are mounted on instrument base, and adjust three axis samples to be tested The rubber membrane of lower end is contacted with instrument base matching;
(3) entire mounting device is placed on predetermined position: entire mounting device and subsidiary sealing ring is passed through into sample to be tested And lie in it on instrument base;
(4) pin swing system is locked: the end by compressing left operating stick and right operating stick, by compressing secure in self-locking system Button snaps in lock slots, and two starting steel discs move inward simultaneously is then in stationary state, at the same time, activity installation The left-hand rotation of ring is moved semicircular ring and is started turning with dynamic semicircular ring of turning right, its end diameter reduces but still slightly larger than outside sample when static Diameter;
(5) sealing ring of sample upper and lower ends is placed;
(6) it withdraws mounting device: unlocking self-locking system, nature is returned under the action of support spring, withdraw entire installation Device is properly placed.
6. the application method of the mounting device of dual control up and down of triaxial test sealing ring as stated in claim 5, it is characterised in that institute The step of stating (1) the following steps are included:
(1-A) adjusts self-locking system, compressing secure button is put into lock slots by the end of compression left operating stick and right operating stick It is interior, so that the device is kept lock state, at this point, the diameter of activity mounting ring end slightly reduces, convenient for being inserted in for sealing ring;
Sealing ring is inserted on the outside of two activity mounting rings up and down by (1-B), it is made respectively to be distributed two sealing rings 5 up and down;
Self-locking system is unlocked in the end that (1-C) compresses left operating stick and right operating stick, and compressing secure button is removed to lock slots Outside, steel disc will be started by spring force to recoil on the inside of connection support steel part, the rotation of prevention activity mounting ring protects sealing ring It holds in upper and lower two activity mounting rings.
7. the application method of the mounting device of dual control up and down of triaxial test sealing ring as stated in claim 5, it is characterised in that institute The step of stating (5) the following steps are included:
Sample cap with data transfer conduit is correctly seated in the rubber membrane of three axis sample to be tested upper ends by (5-A);
(5-B) adjusts the tie point of the data transfer conduit in sample cap, it is made to be in the indentation, there of activity mounting ring;
(5-C) distinguishes four sealing rings of its upper and lower ends under strip, is tightly placed on the rubber membrane of three axis samples to be tested, completes examination The sealing of sample.
CN201710012552.8A 2017-01-09 2017-01-09 A kind of mounting device of dual control up and down and its application method of triaxial test sealing ring Active CN106826210B (en)

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