CN203249810U - Pressing equipment for small block mould simulating rock mass structure - Google Patents
Pressing equipment for small block mould simulating rock mass structure Download PDFInfo
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- CN203249810U CN203249810U CN 201320220608 CN201320220608U CN203249810U CN 203249810 U CN203249810 U CN 203249810U CN 201320220608 CN201320220608 CN 201320220608 CN 201320220608 U CN201320220608 U CN 201320220608U CN 203249810 U CN203249810 U CN 203249810U
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Abstract
The utility model relates to pressing equipment for a small block mould simulating a rock mass structure, and belongs to the technical field of geomechanics mould tests. The equipment comprises a frame style base, as well as a small block mould, a mould upper top block, a push-and-pull cover plate, a pressure lever and a range limiting pull rod, which are fixed on the frame style base, wherein the small block mould and the push-and-pull cover plate are mounted on the upper surface of the frame style base; the mould upper top block is arranged at the lower part of the small block mould; the upper end surface of the mould upper top block is inserted in a cavity of the small block mould simulating the rock mass; the range limiting pull rod is arranged at one end of the pressure lever. The equipment can greatly increase the manufacturing speed of the small block mould, enhances the quality of the small block mould, saves vast manpower and material resources, meanwhile can adjust the size, the shape and the height of the small block as required, and provides security for the smooth proceeding of the geomechanics model test.
Description
Technical field
The utility model belongs to the geomechanical model testing technology field, particularly for the meticulous quick press device of small blocks model of simulation rock mass structure.
Background technology
Geomechanical model test can be simulated the characteristics of geotechnical engineering structure, again can approximate simulation rock mass tomography etc. geologic agent on the impact of engineering stability, it has played extremely important effect and has been widely used in the design of the rock engineerings such as water conservancy, mining, tunnel, for example the big-and-middle-sized arch dam of China was substantially all done geomechanical model test.
According to the likelihood requirement of model test, the mechanical property of the analog material of basic rock mass had higher requirement around geomechanical model test reached the simulation dam body.The composite material that Department of Water Conservancy of Tsing-Hua University uses ground barium sulfate, bentonitic clay, special glue etc. to form is made the small blocks model; Build into the small blocks mould processing by laying bricks or stones corresponding dam body or rock mass structure again.
The method for making of early stage small blocks model is to water after the compound of the ground barium sulfate that will mix by a certain percentage, bentonitic clay, special glue stirs to build up blank in special mould, builds processing by laying bricks or stones after to be dried again.But a model test often needs up to ten thousand even more than 10 ten thousand small blocks models, and dry workload was great again after the small blocks model was built one by one, took time and effort; Simultaneously, the rock mass parameter of dam body and basic rock mass diverse location is different, and namely to make parameter different for the proportioning of small blocks model etc.; And making mold shape, the size of small blocks are single, and these have all restricted test progress and the technical development of geomechanical model test greatly.
The utility model content
The purpose of this utility model is in order to solve the problem of fast, efficiently making of the medium and small Block Model of geomechanical model test, to shorten the fabrication cycle of small blocks, a kind of small blocks model press device of simulating rock mass structure being provided.The utility model can be accelerated the manufacturing speed of small blocks model greatly, improves the quality of small blocks model, saves a large amount of human and material resources; Can regulate as required simultaneously size, shape and the height of small blocks; Be providing safeguard smoothly of geomechanical model test.
A kind of meticulous quick press device of small blocks model of simulating rock mass structure that the utility model proposes, it is characterized in that, this equipment comprises the frame-type base, is fixed on jacking block, push-and-pull cover plate, pressure lever and limit journey pull bar on small blocks mould on the frame-type base, the mould; Wherein, small blocks mould and push-and-pull cover plate are installed in the frame-type base upper surface, and jacking block is arranged on small blocks mould bottom on the mould, and insert in the cavity of the small blocks mould of simulating rock mass its upper surface, and limit journey pull bar places pressure lever one end.
Useful result of the present utility model is:
This equipment can be produced the small blocks model of different densities (being different mechanical properties) according to the difference of the mixture quality that adds; Simultaneously, this equipment can be regulated size, shape and the height of small blocks model, produces as required corresponding small blocks model.
This equipment has not only improved the efficient of small blocks modelling greatly, and the small blocks moulded dimension of making is accurate, and Density Distribution evenly, accurately builds that to add man-hour also more convenient by laying bricks or stones; Manual pressure one-shot forming on this equipment need not other processing.Simultaneously, also reduce water, shortened the airing time.
Equipment is easy to use, can be compressed on quick, meticulous, efficiently the small blocks model of simulating dam body and rock mass foundation structure in the geomechanical model test, can greatly improve manufacturing speed and the quality of small blocks model, reduce the human and material resources consumption of model test; Equipment is simple, is adapted to promote.
Description of drawings
Fig. 1 is the side diagrammatic cross-section that equipment of the present utility model forms:
Fig. 2 is equipment vertical view of the present utility model:
1 is the frame-type base, and 11 is the base entablature, and 12 is the base sill; 2 is the small blocks mould, and 21 is the shell of mould, and 22 is the punching block of enclosure; 3 is jacking block on the mould, and 31 is iron jacking block, and 32 is push rod; 4 for the push-and-pull cover plate, wherein 41 for iron cover plate (being formed by irony cover plate 411 and auxiliary connecting rod 412), 42 for connecting rod, 43 for lever (by vertical support bar 431 and level to lever 432 form); 5 is pressure lever, and wherein 51 is that pressure rod member, 52 is that hollow round bar, 53 is that vertical iron, 54 is fixture; The 6 journey pull bars that are limited, wherein 61 is that pull bar, 62 is the rotation axis of vertical iron plate 63 with holes for back-moving spring, 63 for iron regulating part, 631 with holes.
Embodiment
A kind of meticulous quick press device of small blocks model of simulating rock mass structure that the utility model proposes, in conjunction with being described in detail as follows such as drawings and Examples:
Press device structure of the present utility model as shown in Figure 1, this equipment comprises frame-type base 1, is fixed on jacking block 3 on small blocks mould 2 on the frame-type base 1, the mould, push-and-pull cover plate 4, pressure lever 5 and limit journey pull bar 6; Wherein, small blocks mould 2 and push-and-pull cover plate 4 are installed in frame-type base 1 upper surface, and jacking block 3 is arranged on small blocks mould 2 bottoms on the mould, and insert in the cavity of the small blocks mould 2 of simulating rock mass its upper surface, and limit journey pull bar 6 places pressure lever 5 one ends.
A kind of embodiment of this equipment as shown in Figure 1 and Figure 2, the embodiment of each parts is respectively described below:
The frame-type base 1 of the present embodiment is welded by channel-section steel, high approximately 60cm, and the bottom is " worker " font steelframe, size 130cm*130cm makes integral device keep in use stability.The middle part arranges two-layer crossbeam (entablature 11 and sill 12).
The small blocks mould 2 of the present embodiment is by the shell 21 of upper lower open mouth and be arranged on punching block 22 in the shell inner cavity; (the present embodiment has designed the upper lower open mouth punching block of multiple interior thorax shape according to the concrete needs of simulation rock mass as shown in Figure 1, 2, one total 2cm*2cm is to 16cm*8cm, the steel mold of totally 12 kinds of geomeries such as rectangle, triangle etc., can process the meticulous small blocks model of 12 kinds of difformity sizes, can select according to actual needs assembling during use in the enclosure).The high 20cm of the present embodiment shell, external dimensions 18cm*10cm, inside dimension is 16cm*8cm, shell upper has a horizontal through hole, inserts for cover plate, makes the sealing of mould upper end open.
Jacking block 3 is comprised of integrally welded iron jacking block 31 and push rod 32 on the mould of the present embodiment, the shape of jacking block is identical with the interior thorax shape of punching block, also have and 12 kinds of steel mold shapes corresponding 12 kinds of jacking blocks one by one, in the end opening of mould 2 inserts punching block the thorax, and can in interior thorax, move up and down; Push rod is the round bar of 3cm diameter, and the round bar lower end is inserted in the aperture of a vertical diameter 3cm at 11 layers of center of entablature of base, moves up and down along vertical direction all the time in order to guarantee push rod 32.The middle part of push rod 32 and pressure lever 5 are the bolt hinge knot of 2.5cm by diameter.
The pressure lever 5 of the present embodiment comprises pressure rod member 51, hollow round bar 52, vertical iron 53 and fixture 54; Pressure lever 5 is arranged on frame-type base middle part, and the cross section of the pressure rod member 51 of left end is the square of length of side 5cm; Hollow round bar 52 cross sections of right-hand member are diameter 3cm, weld mutually with pressure rod member 51 right-hand members; The cross section of vertical iron 53 is rectangle, and vertical iron 53 tops are hinged by the rotating bolt of diameter 2.5cm with the pressure rod member 51 middle part sections of taking back, and it is hinged that the fixture 54 on 12 layers of vertical iron 53 bottoms and the sills that is fixed on base passes through rotating bolt.Push rod 32 middle parts of jacking block 3 are hinged on pressure rod member 51 left parts and the mould, make push rod 32 with pressure rod member 5 interlocks.When the hollow round bar 52 of pressure lever 5 right-hand members pressed down, push rod 32 rose simultaneously and keeps vertically making jacking block 31 upwards to push up in mould, and the powder in the mould is squeezed into the small blocks model.
The limit journey pull bar 6 of the present embodiment comprises pull bar 61, back-moving spring 62, iron regulating part 63 and rotating shaft 631 with holes.Limit journey pull bar 6 is fixed on frame-type base 1 left frame, be arranged on the top of pressure lever 5 left parts, pull bar 61 right-hand parts are screw rod, a stop nut is established in the screw rod left part, and pull bar passes the aperture of frame-type base 1 left frame, and back-moving spring 62 is enclosed within on the pull bar 61, place in the frame, and make spring be in compressive state by stop nut always, and also being provided with a nut at the limit journey pull bar 6 of frame aperture right-hand member, the minimum that is used for steady brace 61 is pulled out length; Vertical iron plate with holes 63 is below rotating shaft 631 places are hinged on frame-type base top board, top and pull bar 61 left ends are hinged, the lower end withstands on the pressure rod member 51, vertical iron plate with holes 63 can 631 be rotated around the shaft, the maximum of regulating pressure lever 5 presses down size, and then the height that pushes up on the maximum of control jacking block 3, make the height of small blocks mould controlled.
The push-and-pull cover plate 4 of the present embodiment is comprised of the iron cover plate 41, connecting rod 42 and the lever 43 that connect successively as shown in Figure 2.Iron cover plate 41 is comprised of cover plate 411 and auxiliary connecting rod 412, and auxiliary connecting rod 412 is parallel to cover plate 411 push-and-pull directions, and its right-hand member and the welding of cover plate 411 left ends; Connecting rod 42 right-hand members and auxiliary connecting rod 412 are by bolted splice, and left end and lever 43 are by bolted splice; As shown in Figure 1, lever 43 by vertical support bar 431 and level to lever 432 forms two parts and forms, vertical support bar 431 and irony cover plate 41 are contour, bottom welding on base upper surface, top and level to lever 432 by bolted splice.When cover plate is opened, exert oneself clockwise to lever 432 afterbodys in level, its lever 432 is around clockwise rotating drivening rod 42 motions, and then 41 translations left of drive irony cover plate.
This equipment is in pressure process, and the deadweight of powder can be ignored than the pressure size, so the levels of powder can be approximated to be even pressurization, namely the small blocks mold materials is evenly distributed; Experience shows, the better quality that adds from bottom to top the Block Model that pressure ratio presses from the top down of powder, and Density Distribution is more even, so this equipment is from bottom to top pressure transmission compacting; The precipitation that weighs powder in the dry process in the module of building before having avoided causes lower heavy light.This equipment is provided with a plurality of levers such as lever 432 of pressure rod member 5, push-and-pull cover plate 4, greatly facilitates personnel operation.The utility model is tried out in geomechanical model test, and practice shows that the manufacturing speed of small blocks model is greatly improved, and the small blocks model quality that is pressed into is evenly distributed intensity and caking ability Pass Test requirement.
The course of work of this equipment is described as follows:
Set-up procedure
(1) ground barium sulfate, bentonitic clay, special glue etc. are mixed according to certain proportioning, powder is stirred up and down;
(2) as required, select suitable punching block shape, jacking block 3 shapes on the corresponding mould, and it is installed in the shell 21 on base 1 top; Small blocks mold height is as requested regulated the right-hand member nut of limit journey pull bar 6;
(3) as requested small blocks model density, size, shape is calculated the quality of small blocks model;
Small blocks modelling process:
(4) use lever 432 to open the push-and-pull cover plate 4 of mould 2, take by weighing the mixed powder of setting quality, add in the mould 2 with funnel, close push-and-pull cover plate 4;
(5) manually exert pressure downwards at pressure lever 52 right-hand members, to press motionless till; Power is by the conversion of lever, makes jacking block with the powder bottom plus-pressure in the punching block thorax body and is configured as the small blocks model of setting height;
(6) use lever 432 to open the push-and-pull cover plate 4 of mould 2, will limit journey pull bar 6 to pull out, re-use pressure lever 52 the small blocks model that suppresses is slowly ejected from mould 2;
(7) repeating step 4)-6) carry out next small blocks modelling.
Claims (6)
1. a small blocks model press device of simulating rock mass structure is characterized in that, this equipment comprises the frame-type base, is fixed on jacking block, push-and-pull cover plate, pressure lever and limit journey pull bar on small blocks mould on the frame-type base, the mould; Wherein, small blocks mould and push-and-pull cover plate are installed in the frame-type base upper surface, and jacking block is arranged on small blocks mould bottom on the mould, and insert in the cavity of the small blocks mould of simulating rock mass its upper surface, and limit journey pull bar places pressure lever one end.
2. equipment as claimed in claim 1 is characterized in that, described small blocks mould is comprised of the shell of upper lower open mouth and the punching block that is arranged in the shell inner cavity; Described punching block comprises the punching block of the upper lower open mouth of multiple interior thorax shape, and described shell upper has a horizontal through hole.
3. equipment as claimed in claim 2, it is characterized in that, jacking block is comprised of integrally welded iron jacking block and push rod on the described mould, the shape of jacking block is identical with the interior thorax shape of punching block, comprise and multiple steel mold shape corresponding multiple jacking block one by one, jacking block and can move up and down in interior thorax in the end opening of mould inserts punching block the thorax; The push rod lower end is inserted in a vertical hole of the entablature of base; The middle part of push rod and pressure lever are by bolt hinge knot.
4. equipment as claimed in claim 1 is characterized in that, described pressure lever comprises pressure rod member, hollow round bar, vertical iron and fixture; Pressure lever is arranged on frame-type base middle part, and the cross section of the pressure rod member of left end is square; The hollow round bar of right-hand member welds mutually with pressure rod member right-hand member; The cross section of vertical iron is rectangle, and the section of taking back is hinged by rotating bolt in vertical iron top and the pressure rod member, and vertical iron bottom is hinged by rotating bolt with the fixture on the sill that is fixed on base; The push rod of jacking block middle part is hinged on pressure rod member left part and the mould.
5. equipment as claimed in claim 1 is characterized in that, described limit journey pull bar comprises pull bar, back-moving spring, iron regulating part and rotating shaft with holes; Limit journey pull bar is fixed on the frame-type base left frame, be arranged on the top of pressure lever left part, the pull bar right-hand part is screw rod, a stop nut is established in the screw rod left part, pull bar passes the aperture of frame-type base left frame, back-moving spring is enclosed within on the pull bar, places in the frame, also is provided with a nut at the limit journey pull bar of frame aperture right-hand member; Vertical iron plate with holes is below rotating shaft place is hinged on frame-type base top board, and top and pull bar left end are hinged, and the lower end withstands on the pressure rod member, and vertical iron plate with holes rotates around the axis.
6. equipment as claimed in claim 1 is characterized in that, described push-and-pull cover plate is comprised of the iron cover plate, connecting rod and the lever that connect successively; Iron cover plate is comprised of cover plate and auxiliary connecting rod, and auxiliary connecting rod is parallel to cover plate push-and-pull direction, and its right-hand member and the welding of cover plate left end; Connecting rod right-hand member and auxiliary connecting rod are by bolted splice, and left end and lever are by bolted splice; Lever by vertical support bar and level to lever two parts form, vertical support bar and irony cover plate are contour, bottom welding on base upper surface, top and level to lever by bolted splice.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320220608 CN203249810U (en) | 2013-04-26 | 2013-04-26 | Pressing equipment for small block mould simulating rock mass structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320220608 CN203249810U (en) | 2013-04-26 | 2013-04-26 | Pressing equipment for small block mould simulating rock mass structure |
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| Publication Number | Publication Date |
|---|---|
| CN203249810U true CN203249810U (en) | 2013-10-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320220608 Expired - Lifetime CN203249810U (en) | 2013-04-26 | 2013-04-26 | Pressing equipment for small block mould simulating rock mass structure |
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| CN (1) | CN203249810U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103234796A (en) * | 2013-04-26 | 2013-08-07 | 清华大学 | Small block model pressing equipment for simulating rock mass structure |
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2013
- 2013-04-26 CN CN 201320220608 patent/CN203249810U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103234796A (en) * | 2013-04-26 | 2013-08-07 | 清华大学 | Small block model pressing equipment for simulating rock mass structure |
| CN103234796B (en) * | 2013-04-26 | 2015-06-24 | 清华大学 | Small block model pressing equipment for simulating rock mass structure |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131023 |
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| CX01 | Expiry of patent term |