CN107991171A - Structural plane shear box based on combined multi-stage limiting plate - Google Patents
Structural plane shear box based on combined multi-stage limiting plate Download PDFInfo
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- CN107991171A CN107991171A CN201711351153.0A CN201711351153A CN107991171A CN 107991171 A CN107991171 A CN 107991171A CN 201711351153 A CN201711351153 A CN 201711351153A CN 107991171 A CN107991171 A CN 107991171A
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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
- G01N3/24—Investigating strength properties of solid materials by application of mechanical stress by applying steady shearing 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
- G01N2203/0014—Type of force applied
- G01N2203/0025—Shearing
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Abstract
A kind of structural plane shear box based on combined multi-stage limiting plate, including upper disk shear box and lower wall shear box；Upper disk shear box includes on the left of upper disk shear box and right side compoboard, upper disk shear box front side and rear side compoboard, top plate, upper disk shear box fixing bolt, upper No. 1 limiting plate and upper No. 2 limiting plates, combination bayonet and limiting slot are equipped with the left of upper disk shear box and on the compoboard of right side, combination bayonet is equipped with front side and rear side compoboard, top plate fixes bayonet, limiting slot and fixing bolt slot；Lower wall shear box includes on the left of lower wall shear box and right side compoboard, lower wall shear box front side and rear side compoboard, lower wall shear box fixing bolt, lower No. 1 limiting plate and lower No. 2 limiting plates, combination bayonet and limiting slot are equipped with the left of lower wall shear box and on the compoboard of right side, combination bayonet, limiting slot and fixing bolt slot are equipped with front side and rear side compoboard.Good test effect of the present invention, easy to operate, short time limit, low cost, occupy little space.
Description
Technical field
The present invention relates to a kind of structural plane shear box based on combined multi-stage limiting plate, suitable for sizes structural plane
The indoor and outdoor direct shear test of sample, belongs to field of engineering technology.
Background technology
In Human dried bloodstains, the engineering accident as caused by rock mass deformation and unstability emerges in an endless stream, and causes huge life
Order property loss., be into and the research of rock structural face dimensional effect is of great significance the stability for instructing rock mass engineering project
Row array of sizes (300mm × 300mm, 250mm × 250mm, 200mm × 200mm, 150mm × 150mm, 100mm × 100mm,
150mm×100mm、200mm×100mm、250mm×100mm、300mm×100mm、200mm×150mm、250mm×
150mm, 300mm × 150mm, 250mm × 200mm, 250mm × 200mm, 300mm × 200mm, 300mm × 250mm) rock knot
The direct shear test in structure face, then need the rock structural face shear box of corresponding size, it is common practice that the rock of each size
Stone structure interview sample needs a shear box to match with the specimen size, the shear box quantity that this way not only needs
More, cost height, occupied space are big, but also need to configure and the supporting connection of the serial corresponding direct shear apparatus of sizes shear box
Device, easily causes the deficiencies of test result is unreliable and complicated with installation procedure and the test period is long.
The content of the invention
In order to overcome in the experiment of structural face shear strength dimensional effect routinely using the quantity of serial sizes shear box
The deficiencies of more, complex procedures, data are unreliable, the test period is long, occupied space is big, the present invention provide a kind of more based on combined type
The structural plane shear box of level limiting plate, has good test effect, easy to operate, short time limit, low cost, the spy such as occupy little space
Point.
The technical solution adopted by the present invention to solve the technical problems is：
A kind of structural plane shear box based on combined multi-stage limiting plate, the structural plane shear box include upper disk shear box
With lower wall shear box；
The upper disk shear box includes combining on the left of upper disk shear box and with rear side on front side of right side compoboard, upper disk shear box
Plate, top plate, upper disk shear box fixing bolt, upper No. 1 limiting plate and upper No. 2 limiting plates, wherein, it is on the left of the upper disk shear box and right
Combination bayonet and limiting slot are equipped with the compoboard of side, composite card is equipped with the upper disk shear box front side and rear side compoboard
Mouth, top plate fixation bayonet, limiting slot and fixing bolt slot, normal direction loading force of the top plate for carrying direct shear apparatus, described upper 1
Number limiting plate both ends are equipped with spacing bayonet, and upper No. 2 limiting plates are equipped with chimeric card slot, and the upper disk shear box fixing bolt is used
In fixed upper 1, No. 2 limiting plate；
The lower wall shear box includes combining on the left of lower wall shear box and with rear side on front side of right side compoboard, lower wall shear box
Plate, lower wall shear box fixing bolt, lower No. 1 limiting plate and lower No. 2 limiting plates, wherein, the lower wall shear box left side and right group
Be equipped with combination bayonet and limiting slot on plywood, be equipped with front side of the lower wall shear box and on rear side compoboard combination bayonet,
Limiting slot and fixing bolt slot, the lower No. 1 limiting plate both ends are equipped with spacing bayonet, and lower No. 2 limiting plates are equipped with chimeric
Card slot, the lower wall shear box fixing bolt are used for fixed lower 1, No. 2 limiting plate.
Further, the left side of the upper and lower disk shear box is identical with right side combined board structure, is equipped with combination bayonet and limit
Position groove, wherein, left side and right side compoboard assemble to form shear box outer framework with front side and rear side compoboard by combining bayonet,
The limiting slot of left side and right side compoboard is used to insert No. 2 limiting plates.
Further, the front side of the upper and lower disk shear box is identical with rear side combined board structure, the front side and rear side group
Plywood is equipped with the fixation bayonet of combination bayonet, fixed bayonet, limiting slot and fixing bolt slot, the front side and rear side compoboard
Being connected with top plate fixes it, and the limiting slot of the front side and rear side compoboard is used to insert No. 1 limiting plate, and the front side is with after
The fixing bolt slot of side compoboard is used to insert fixing bolt, No. 1 limiting plate is fixed with shear box outer framework.
Further, No. 1 limiting plate both ends are equipped with limit fastener, are limited for fixing bolt slot, fixing bolt and with No. 2
The position mutual buckle of board mouth, makes upper and lower disk shear box outer framework be fixed with limiting plate.
No. 2 limiting plates are equipped with chimeric bayonet, realize No. 1 limiting plate, No. 2 orthogonal buckles of limiting plate.
The upper and lower disk shear box fixing bolt, for No. 1 limiting plate bayonet connection, fix No. 1 limiting plate.
A kind of structural plane shear box of the present invention, although shear box only has one, can realize the structure of array of sizes
Interview sample direct shear test, can meet 100mm × 100mm, 150mm × 150mm, 200mm × 200mm, 250mm × 250mm,
300mm×300mm、150mm×100mm、200mm×100mm、250mm×100mm、300mm×100mm、200mm×
150mm、250mm×150mm、300mm×150mm、250mm×200mm、250mm×200mm、300mm×200mm、300mm
The direct shear test of × 250mm totally 16 kinds of dimensional structures interview samples, has reliable test data, easy to operate, short time limit, cost
Low, the features such as occupying little space.
Beneficial effects of the present invention are mainly manifested in：(1) reliable test result.Structural plane dimensional effect needs series a variety of
The joint straight shear test of size, and a shear box of traditional direct shear apparatus can only realize the knot of size corresponding with the shear box
Structure interviews sample, to realize the direct shear test of array of sizes structural fece sample, it is necessary to the shear box of serial sizes and with series
The corresponding direct shear apparatus jointed complete set of sizes shear box, it is unreliable to easily cause test result.It is provided by the invention to cut
Cut box and there was only one, can realize serial sizes joint straight shear test, corollary apparatus is single, and test result is more reliable.(2)
Low cost and occupy little space.The shearing test of sizes structural plane is carried out, then needs the structural plane of a variety of corresponding sizes
Shear box, the invention only need a shear box to realize the shearing test in the more dimensional structure faces of series, relatively traditional multiple to cut
For cutting box, there is low cost, occupy little space.(3) it is easy to operate and safe.The shear box by compoboard,
Limiting plate and the progress of some components are assembled, and single part quality is smaller.Therefore, installation process is convenient, safe, and tradition is cut
It is larger to cut box sole mass, it is excessively heavy, it usually needs to be installed by external device, there are larger security risk.
Brief description of the drawings
Fig. 1 is shear box overall schematic.
Fig. 2 is upper disk shear box front view.
Fig. 3 is upper disk shear box K-K profiles.
Fig. 4 is lower wall shear box front view.
Fig. 5 is lower wall shear box H-H profiles.
Fig. 6 is on the left of upper and lower shear box and right side compoboard three-view diagram.
Fig. 7 is on front side of upper disk shear box and rear side compoboard three-view diagram.
Fig. 8 is on front side of lower wall shear box and rear side compoboard three-view diagram.
Fig. 9 is No. 1 limiting plate three-view diagram.
Figure 10 is No. 2 limiting plate three-view diagrams.
Embodiment
The invention will be further described below in conjunction with the accompanying drawings.
With reference to Fig. 1~Figure 10, a kind of structural plane shear box based on combined multi-stage limiting plate, wherein A is on structural plane
Disk sample, B are structural plane lower wall sample, and C is sample structure face, and M is upper disk shear box, and N is lower wall shear box, realizes the multistage
The upper disk shear box M of the structural plane shear box of limiting plate is included on the left of upper disk shear box and on front side of right compoboard 2, upper disk shear box
With rear side compoboard 1, top plate 3, upper disk shear box fixing bolt 7, upper No. 1 limiting plate, upper No. 2 limiting plates, lower wall shear box N includes
On the left of lower wall shear box and on front side of right side compoboard 2, lower wall shear box and rear side compoboard 6, lower wall shear box fixing bolt 8, lower 1
Number limiting plate, lower No. 2 limiting plates；Upper No. 1 limiting plate and lower No. 1 limiting plate use mutually isostructural No. 1 limiting plate 5, upper No. 2
Limiting plate uses mutually isostructural No. 2 limiting plates 4 with lower No. 2 limiting plates.The upper disk shear box M and lower wall shear box N groups
Dress process is separate.The upper disk shear box is identical with lower wall shear box 1,2 limiting plate combinations and position.The upper disk
On front side of shear box and rear side compoboard 1 is equipped with combination bayonet 102, fixed bayonet 101, limiting slot 104, fixing bolt slot 103,
On front side of wherein upper disk shear box and rear side compoboard 1 passes through chimeric combination bayonet with upper disk shear box left side and right side compoboard 2
102 form outer framework, and fixed bayonet 101 is connected with top plate 3 and fixes it, and limiting slot 104 is used to insert No. 1 limiting plate 6, Gu
Determine bolt slot 103 to be used to insert disk shear box fixing bolt 7, No. 1 limiting plate is fixed with shear box outer framework, anti-anti-avulsion
Fall.Combination bayonet 601, limiting slot 603, fixing bolt slot are equipped with front side of the lower wall shear box N and on rear side compoboard 6
602, wherein on front side of lower wall shear box and rear side compoboard 6 passes through chimeric combination with lower wall shear box left side and right side compoboard 2
601 groups of formation lower wall shear box outer frameworks of bayonet, limiting slot 603 are used to insert lower No. 1 limiting plate, and fixing bolt slot 602 is used for
Lower wall shear box fixing bolt 8 is inserted, lower No. 1 compoboard is fixed with cutting box outer framework, prevents from coming off.No. 1 limiting plate two
End is equipped with spacing bayonet 501, upper lower burrs shear box outer framework is fixed with limiting plate, prevents No. 1 limiting plate in shear history
Loosened with No. 2 limiting plates with coming off.No. 2 limiting plates 4 are equipped with chimeric bayonet 401, realize 5, No. 2 limiting plates 4 of No. 1 limiting plate
Orthogonal Composite.The upper and lower disk shear box fixing bolt 7,8, for fixing No. 1 limiting plate spacing bayonet 501, so as to fixing 2
Number limiting plate 4.
The structural plane shear box assemble method based on combined multi-stage limiting plate of the present embodiment, includes the following steps：
1) test structure face specimen size is selected：According to the corresponding structural fece sample of design experiment Scheme Choice and under
State process and carry out direct shear test.
2) lower wall shear box left side and right side compoboard 2 are placed：Placed on the left of lower wall shear box with the alignment of right side compoboard 2
On direct shear apparatus internal base platform.
3) it is fitted together on front side of lower wall shear box and rear side compoboard 6：Placed on the left of above-mentioned lower wall shear box with right side compoboard 2
After the completion of, will be on front side of lower wall shear box and rear side compoboard combination bayonet 601 aligns on the left of lower wall shear box and right side compoboard
Combination bayonet 201 is assembled, and forms lower part shear box outer framework.
4) lower disc interview sample N is placed：Lower disc interview sample is placed in the lower part shear box outer framework in step 2,
Lower disc interview sample surrounding outer side edges are alignd with lower wall shear box limiting slot 202,603.
5) No. 1 and No. 2 limiting plates 5,4 of lower wall direct shear box are installed：First by two No. 2 limiting plates 4 be inserted into respectively left side and
In right side compoboard limiting slot 202, two No. 1 limiting plates 5 are then inserted into front side respectively respectively again and rear side compoboard is spacing
In groove 602, for fixing lower disc interview sample.
6) lower wall shear box fixing bolt 8 is inserted into fixing bolt slot 602：After the completion of lower disc interview sample is fixed, in lower wall
Fixing bolt 8 is placed on front side of shear box and on rear side compoboard fixing bolt slot 602, lower wall shear box outer framework and No. 1 is spacing
Plate is fixed, while fixes No. 2 limiting plates 4, prevents in shear history No. 1 and No. 2 limiting plates are loosened with coming off.
7) upper dish structure interview sample M is placed：After the completion of lower disc interview sample M is placed and is fixed, by upper dish structure face
Sample M is placed on lower disc interview sample N, and requires upper disk and lower disc interview sample to coincide.
8) No. 1 and No. 2 limiting plates 5,4 of disk shear box are installed：By being fitted together to bayonet 401, by No. 1 and No. 2 limiting plates 5,4
It is fitted on the outside of dish structure interview sample M and is installed, preliminary fixed upper dish structure interview sample M.
9) it is fitted together on the left of upper disk shear box and right side compoboard 2：By on the left of No. 2 limiting plates 4 and upper disk shear box and right side
Compoboard limiting slot 202 is chimeric, makes on the left of disk shear box and right side compoboard 2 combines fixation with No. 2 limiting plates 4 respectively.
10) it is fitted together on front side of upper disk shear box and rear side compoboard 1：By upper disk shear box front side and rear side compoboard bayonet
102 carry out chimeric, the outer framework of shear box in formation with upper disk shear box left side and right side compoboard bayonet 202.
11) top plate 3 is inserted：Upper disk shear box top plate 3 is fixed into bayonet 107 along upper shear box front side and with rear side compoboard
Insertion, for carrying the normal direction loading force of direct shear apparatus.
12) it is inserted into upper disk shear box fixing bolt 7：Fixing bolt is plugged on front side and rear side compoboard fixing bolt slot 103
7, disk shear box outer framework and upper No. 1, No. 2 limiting plates of disk shear box in fixation, prevent in shear history No. 1 and No. 2 it is spacing
Plate is loosened with coming off.
Upper disk shear box and lower wall shear box full-size, that is, outer rim size 300mm × 300mm, upper disk are cut in this example
It is 160mm to cut box external height, and wherein 30mm is fitted together to height for upper plate, i.e., internal height is 130mm；Outside lower wall shear box
Highly it is 150mm, wherein 20mm is connected height with direct shear apparatus shear box for compoboard in base is put, i.e., internal height is 130mm,
Specific assembled dimension is formulated according to structural fece sample.
This example preferred dimension interviews sample shear box for 200mm × 200mm × 150mm saw-tooth-type structures.
Upper disk shear box left side and right side compoboard thickness 30mm, long 420mm, high 160mm, wherein combination bayonet depth 65mm,
Wide 30mm, four limiting slots, spacing groove width 20mm, deep 20mm, high 130mm are set from both ends combination bayonet 30mm, 80mm respectively.
On front side of upper disk shear box and rear side combines thickness of slab 30mm, long 420mm, high 160mm, wherein combination bayonet depth 65mm, wide 30mm, from
Combination bayonet 30mm, 80mm set four limiting slots, spacing groove width 20mm, deep 20mm, high 100mm, from compoboard respectively at both ends
Top 15mm, combination bayonet side 20mm or so respectively set a fixing bolt slot, and fixing bolt slot long 90mm, wide 20mm are deep
20mm.No. 1 limiting plate long 340mm, wide 20mm, high 100mm, the wherein high 15mm of limiting plate bayonet, deep 20mm, wide 20mm, are set
At the both ends 15mm of limiting plate top.No. 2 limiting plate long 340mm, wide 20mm, high 100mm, wherein limiting card mouth width 20mm are deep
50mm, is arranged at No. 2 limiting plate both ends border 50mm, 100mm, 4 spacing bayonets totally.
Lower wall shear box left side and right side compoboard thickness 30mm, long 420mm, high 150mm, wherein combination bayonet depth 75mm,
Wide 30mm, four limiting slots, spacing groove width 20mm, deep 20mm, high 130mm are set from both ends combination bayonet 30mm, 80mm respectively.
On front side of lower wall shear box and rear side combines thickness of slab 30mm, long 420mm, high 150mm, wherein combination bayonet depth 75mm, wide 30mm, from
Combination bayonet 30mm, 80mm set four limiting slots respectively at both ends, and spacing groove width 20mm, deep 20mm, high 100mm, cuts from front and rear
At cutting plate top 10mm, left hand edge 50mm set a high 20mm fixation bayonet, for fixed dimension for 320mm × 320mm ×
The top plate of 20mm, 15mm following from compoboard, combination bayonet side 20mm or so respectively sets a fixing bolt slot, fixing bolt slot
Long 90mm, wide 20mm, deep 20mm.No. 1 limiting plate long 340mm, wide 20mm, high 100mm, the wherein high 15mm of limiting plate bayonet are deep
20mm, wide 20mm are arranged at the 15mm of Ban Ding both ends.No. 2 limiting plates long 340mm, wide 20mm, wherein high 100mm, spacing bayonet
Wide 20mm, deep 50mm, are arranged at No. 2 limiting plate both ends border 50mm, 100mm, 4 spacing bayonets totally.
In upper disk shear box, limiting slot at bayonet 30mm is combined from the left of upper disk shear box and right side compoboard both ends,
Two No. 2 limiting plates are inserted into respectively, from limiting slot at the combination bayonet 30mm of on front side of upper disk shear box and rear side compoboard both ends, are divided
Not Cha Ru two No. 1 limiting plates, realize size be 200mm × 200mm upper disk shear box.
In lower wall shear box, limiting slot at bayonet 30mm is combined from the left of lower wall shear box and right side compoboard both ends,
Two No. 2 limiting plates are inserted into respectively, from limiting slot at the combination bayonet 30mm of on front side of lower wall shear box and rear side compoboard both ends, are divided
Not Cha Ru two No. 1 limiting plates, realize size be 200mm × 200mm lower wall shear box.
It is identical with right side compoboard model on the left of upper and lower disk shear box in this example, amount to 4；On front side of upper shear box and
Rear side compoboard model is identical, amounts to 2；It is identical with rear side compoboard model on front side of lower wall shear box, amount to 2；No. 1 spacing
Template number is identical, amounts to two；No. 2 limiting plate models are identical, amount to 2, and fixing bolt model is identical, amount to 8.
Structural plane direct shear apparatus is used to measure structural plane under different normal stresses, to carry out shearing test, to obtain structural plane
The parameters such as shear stress, detrusion during destruction, the structural plane that the present invention can rapidly make combined multi-stage limiting plate are cut
Box is cut, easily and fast, practical.
Embodiment of the present invention is：
1) test structure face specimen size is selected：According to the corresponding structural fece sample of design experiment Scheme Choice and under
State process and carry out direct shear test.
2) lower wall shear box left side and right side compoboard 2 are placed：Placed on the left of lower wall shear box with the alignment of right side compoboard 2
On direct shear apparatus internal base platform.
3) it is fitted together on front side of lower wall shear box and rear side compoboard 6：Placed on the left of above-mentioned lower wall shear box with right side compoboard 2
After the completion of, will be on front side of lower wall shear box and rear side compoboard combination bayonet 601 aligns on the left of lower wall shear box and right side compoboard
Combination bayonet 201 is assembled, and forms lower part shear box outer framework.
4) lower disc interview sample N is placed：Lower disc interview sample is placed in the lower part shear box outer framework in step 2,
Lower disc interview sample surrounding outer side edges are alignd with lower wall shear box limiting slot 202,603.
5) No. 1 and No. 2 limiting plates 5,4 of lower wall direct shear box are installed：First by two No. 2 limiting plates 4 be inserted into respectively left side and
In right side compoboard limiting slot 202, two No. 1 limiting plates 5 are then inserted into front side respectively respectively again and rear side compoboard is spacing
In groove 602, for fixing lower disc interview sample.
6) lower wall shear box fixing bolt 8 is inserted into fixing bolt slot 602：After the completion of lower disc interview sample is fixed, in lower wall
Fixing bolt 8 is placed on front side of shear box and on rear side compoboard fixing bolt slot 602, lower wall shear box outer framework and No. 1 is spacing
Plate is fixed, while fixes No. 2 limiting plates 4, prevents in shear history No. 1 and No. 2 limiting plates are loosened with coming off.
7) upper dish structure interview sample M is placed：After the completion of lower disc interview sample M is placed and is fixed, by upper dish structure face
Sample M is placed on lower disc interview sample N, and requires upper disk and lower disc interview sample to coincide.
8) No. 1 and No. 2 limiting plates 5,4 of disk shear box are installed：By being fitted together to bayonet 401, by No. 1 and No. 2 limiting plates 5,4
It is fitted on the outside of dish structure interview sample M and is installed, preliminary fixed upper dish structure interview sample M.
9) it is fitted together on the left of upper disk shear box and right side compoboard 2：By on the left of No. 2 limiting plates 4 and upper disk shear box and right side
Compoboard limiting slot 202 is chimeric, makes on the left of disk shear box and right side compoboard 2 combines fixation with No. 2 limiting plates 4 respectively.
10) it is fitted together on front side of upper disk shear box and rear side compoboard 1：By upper disk shear box front side and rear side compoboard bayonet
102 carry out chimeric, the outer framework of shear box in formation with upper disk shear box left side and right side compoboard bayonet 202.
11) top plate 3 is inserted：Upper disk shear box top plate 3 is fixed into bayonet 107 along upper shear box front side and with rear side compoboard
Insertion, for carrying the normal direction loading force of direct shear apparatus.
12) it is inserted into upper disk shear box fixing bolt 7：Fixing bolt is plugged on front side and rear side compoboard fixing bolt slot 103
7, disk shear box outer framework and upper No. 1, No. 2 limiting plates of disk shear box in fixation, prevent in shear history No. 1 and No. 2 it is spacing
Plate is loosened with coming off.
Claims (6)
- A kind of 1. structural plane shear box based on combined multi-stage limiting plate, it is characterised in that：The structural plane shear box includes Upper disk shear box and lower wall shear box；The upper disk shear box includes on the left of upper disk shear box and right side compoboard, on front side of upper disk shear box and rear side compoboard, Top plate, upper disk shear box fixing bolt, upper No. 1 limiting plate and upper No. 2 limiting plates, on the left of upper disk shear box and on the compoboard of right side Equipped with combination bayonet and limiting slot, be equipped with combination bayonet on front side of upper disk shear box and on rear side compoboard, top plate fixes bayonet, Limiting slot and fixing bolt slot；The lower wall shear box is included on the left of lower wall shear box and before right side compoboard, lower wall shear box Side and rear side compoboard, lower wall shear box fixing bolt, lower No. 1 limiting plate and lower No. 2 limiting plates, wherein, the lower wall shear box Combination bayonet and limiting slot are equipped with left side and right side compoboard, is all provided with the lower wall shear box front side and rear side compoboard There are combination bayonet, limiting slot and fixing bolt slot, the lower No. 1 limiting plate both ends to be equipped with spacing bayonet, lower No. 2 limiting plates Chimeric card slot is equipped with, the lower wall shear box fixing bolt is used for fixed lower 1, No. 2 limiting plate.
- 2. the structural plane shear box based on combined multi-stage limiting plate as claimed in claim 1, it is characterised in that：On described, The left side of lower wall shear box is identical with right side combined board structure, is equipped with combination bayonet and limiting slot, wherein, left side and right group Plywood assembles to form shear box outer framework with front side and rear side compoboard by combining bayonet, left side and right side compoboard it is spacing Groove is used to insert No. 2 limiting plates.
- 3. the structural plane shear box based on combined multi-stage limiting plate as claimed in claim 2, it is characterised in that：On described, The front side of lower wall shear box is identical with rear side combined board structure, and the front side and rear side compoboard are equipped with combination bayonet, fixation The fixation bayonet of bayonet, limiting slot and fixing bolt slot, the front side and rear side compoboard is connected with top plate and fixes it, described The limiting slot of front side and rear side compoboard is used for the fixing bolt slot use for inserting No. 1 limiting plate, the front side and rear side compoboard In inserting fixing bolt, No. 1 limiting plate is set to be fixed with shear box outer framework.
- 4. the structural plane shear box based on combined multi-stage limiting plate as described in one of claims 1 to 3, it is characterised in that： No. 1 limiting plate both ends are equipped with limit fastener, for fixing bolt slot, fixing bolt and with No. 2 mutual buckles of limiting plate bayonet, Upper and lower disk shear box outer framework is set to be fixed with limiting plate.
- 5. the structural plane shear box based on combined multi-stage limiting plate as described in one of claims 1 to 3, it is characterised in that： No. 2 limiting plates are equipped with chimeric bayonet, realize No. 1 limiting plate, No. 2 orthogonal buckles of limiting plate.
- 6. the structural plane shear box based on combined multi-stage limiting plate as described in one of claims 1 to 3, it is characterised in that： The upper and lower disk shear box fixing bolt, for No. 1 limiting plate bayonet connection, fix No. 1 limiting plate.
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| CN201711351153.0A CN107991171A (en) | 2017-12-15 | 2017-12-15 | Structural plane shear box based on combined multi-stage limiting plate |
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| CN201711351153.0A CN107991171A (en) | 2017-12-15 | 2017-12-15 | Structural plane shear box based on combined multi-stage limiting plate |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111089782A (en) * | 2020-01-16 | 2020-05-01 | 中国科学院武汉岩土力学研究所 | Structure of sleeved type cutting box |
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