CN204054293U - Grouted-aggregate concrete column test piece mould - Google Patents
Grouted-aggregate concrete column test piece mould Download PDFInfo
- Publication number
- CN204054293U CN204054293U CN201420209672.9U CN201420209672U CN204054293U CN 204054293 U CN204054293 U CN 204054293U CN 201420209672 U CN201420209672 U CN 201420209672U CN 204054293 U CN204054293 U CN 204054293U
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- matrix
- grouted
- base
- test piece
- column test
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Abstract
The utility model relates to a kind of grouted-aggregate concrete column test piece mould, belongs to field of civil engineering.Mould is made up of two matrixs, base, die cover, several clamping screws etc., between matrix and and utilize the elastic caoutchouc be placed in seal groove to seal between base and die cover.Base and die cover can be installed into slurry assembly and pulp assembly respectively, also can in die cover setting pressure sensor cluster.This utility model can keep the sealing in mould, and during can mud jacking being tested and subsequently mould inner pressure.This mould also can be used for the column test specimen making normal concrete, and during being specially adapted to be produced on mud jacking, slurries just have the grouted-aggregate concrete column test specimen of high-expansion.
Description
Technical field
The utility model relates to a kind of grouted-aggregate concrete column test piece mould, belongs to field of civil engineering.
Background technology
Grouted-aggregate concrete refers to and adopts without pressure or the mode having pressure (also referred to as slip casting), slurries is poured into the concrete formed after sand, stone etc. gather materials.Because the column test piece mould of routine is when pouring into slurries, mould is uncovered, and the making state that test specimen two ends concrete experiences exists difference, can have an impact to result of the test; Conventional column test piece mould is not closed, can not real simulation pressure grouting; Particularly for the situation that slurries expand when being in the milk or after grouting, conventional column test piece mould is inapplicable.
Utility model content
For overcoming the deficiencies in the prior art, the utility model provides a kind of grouted-aggregate concrete column test piece mould.This mould has seal, not spillage during mud jacking, and after the demoulding, surface of test piece is smooth, and before test, polishing workload is very little.
For solving its technical problem, the scheme that the utility model adopts is: provide a kind of grouted-aggregate concrete column test piece mould, composition comprises equiform base and die cover, the same and the sheet matrix that is semicircular in shape inside cross section of two shapes, several clamping screw, the cylindrical diameter of inner institute and test specimen equal diameters after two matrix clamping screw combinations wherein, and claim this assembly for assembly first, assembly and be called secondary assembly with being provided with after the base combination of slurry assembly first, secondary assembly is after the die cover of mounting strap pressure sensor assembly and pulp assembly, form complete mould.When mud jacking, except slurry-feeding hole and controlled slurry outlet, whole set of die is sealing.
Mould cross section is hexagon or cylindrical.
Further, base and mould are stamped a circular trough lower than surrounding, and assembly is circular in end outer surface first, surrounding can put into closely connectedly, claim this groove to be locating slot.
Further, matrix surrounding is carved with continuous print sulculus, can place elastic rubber band, mutually pushes against and pushes against rear joint seal with base or die cover.
Further, base and die cover respectively there is a tapped hole, the assembly of mould also comprises the slurry-feeding hole assembly of an end band external screw thread and slurry-inlet valve door simultaneously, with the slurry outlet assembly of an end band external screw thread and pulp valve, structure and the grouting lance end at the grouting mouth place, outside of slurry-feeding hole assembly are supporting.
Two matrixs can without seal groove in its end, and corresponding seal groove is engraved in the locating slot bottom margin place of base and die cover.
Further, along height of specimen direction, only on a matrix, there is seal groove.
Further, in die cover except slurry outlet, also has one for installing the hole of miniature pressure cell.
Further, assembly three pairs of clamping screws connect first, wherein be positioned at the centre position of length direction for a pair, another two to being arranged symmetrically in two-end part, there are two pairs of clamping screws the end of the assembly first of base, die cover and correspondence, they are symmetrical in central distribution, are connected with the centre position of matrix end.
Further, each matrix is axially having continuous print sulculus, and another side leaves convex stupefied, and is carved with continuous print sulculus near periphery in the locating slot of base and die cover, and all little groove bottom have one deck resilient rubbber cushion.
The using method of described grouted-aggregate concrete column test piece mould: first two matrix clamping screws are connected, again be installed into the base starching assembly and be connected, vertical placement, pour in cylinder and gather materials, remove and exceed gathering materials of nozzle, die cover with pressure sensor assembly and slurry outlet assembly is installed, tester starts to read pressure sensor data by certain frequency, open slurry-inlet valve door and pulp valve, start grouting, slurries are had to flow out on a small quantity from pulp valve, close pulp valve, continue mud jacking one minute, close slurry-inlet valve door, after waiting for specimen molding, unscrew each clamping screw, mold disintegration, test specimen stripping forming.
The beneficial effects of the utility model are: provide a kind of column test piece mould being mainly used in grouted-aggregate concrete, during being specially adapted to be produced on mud jacking, slurries just have the grouted-aggregate concrete column test specimen of high-expansion, each establishment of component is simple, assembling and dismounting are easily, clamping screw and locating slot are all conducive to accurate location, sample dimensions precision is high, and shaping test piece end face is smooth, and before specimen test, polishing workload is very little.
Accompanying drawing explanation
Fig. 1 overall schematic of the present utility model;
Fig. 2 Endless seal groove matrix schematic diagram;
Fig. 3 belt end seal groove matrix schematic diagram;
The matrix schematic cross-sectional view of Fig. 4 band two axial seal grooves;
Fig. 5 band axial seal groove and a convex stupefied matrix schematic cross-sectional view of axis;
Fig. 6 die cover schematic longitudinal section;
Fig. 7 is without the die cover schematic longitudinal section of seal groove;
Fig. 8 base schematic longitudinal section;
Fig. 9 is without the base schematic longitudinal section of seal groove;
Figure 10 is without the base schematic longitudinal section of slurry-feeding hole;
The mould schematic cross-sectional view of Figure 11 hexagonal external feature;
The mould schematic cross-sectional view of a kind of profile of Figure 12.
Mark in figure: 1. right matrix, 2. left matrix, 3. base, 4. die cover, 5. clamping screw, 6. base slurry-feeding hole, 7. die cover slurry outlet, 8. gauge hole, 9. base locating slot, 10. base seal groove, 11. base seal circles, 12. die cover locating slots, 13. die cover seal grooves, 14. die cover sealing rings, 15 matrix axial seal grooves, 16. matrix axial seal raised lines, 17. matrix axial seals are convex stupefied, 18. matrix end seals grooves, 19. matrix gasket seals.
Detailed description of the invention
Fig. 1 is overall schematic of the present utility model, Fig. 2 and Fig. 3 is the schematic diagram of matrix, corresponding matrix termination is without seal groove and the situation being with seal groove respectively, and the seal approach of matrix axis comprise as shown in Figure 4 be with two axial seal grooves and as shown in Figure 5 band an axial seal groove and an axis convex stupefied, in two kinds of situations, two matrixs of one set of die are all just the same, namely whole set of die only has the matrix of a specification, is convenient to produce.
Fig. 6 and Fig. 7 be respectively have, without the die cover schematic longitudinal section of seal groove, respectively with the termination corresponding to Fig. 2 and Fig. 3 without seal groove be with the matrix of seal groove supporting.Fig. 8 and Fig. 9 has, without the base schematic longitudinal section of seal groove.Figure 10 is without slurry-feeding hole base schematic longitudinal section.Figure 11 and Figure 12 is two kinds of appearance schematic diagram of mould.
First embodiment of the present utility model is the matrix that matrix adopts termination band seal groove (18) as shown in Figure 3, installs the sealing strip of outstanding notch in seal groove (18).Matrix cross section as shown in Figure 4, there is seal groove (15) axial both sides, and install the sealed batten (16) of outstanding notch in seal groove (15), two matrixs form assembly first and utilize clamping screw (5) to connect, sealing strip extrudes mutually, guarantees sealing.Then, assembly end is connected with clamping screw with the base shown in Fig. 9 first, quick position when base locating slot (9) is convenient to connect.In base slurry-feeding hole (6), mounting strap is supporting externally threadedly enters to starch assembly.Cylindrical shell is vertically placed, pours in cylinder and gather materials, remove and exceed gathering materials of nozzle.At die cover (4) upper installation slurry outlet assembly, the external pressure nipple of slurry outlet assembly end and the internal thread of die cover slurry outlet (7) supporting, pressure sensor is overlapped a TR thin rubber cover, data wire outwards passes from die cover (4) inner side, pressure sensor enters the space supporting with it, outwards gently draws data wire.An effect of rubber sleeve ensures that pressure sensor and concrete disengage, and sealing is guaranteed in another effect.Install rear pressure sensor end face concordant with die cover inner face.Start to be in the milk the tester of front opening pressure sensor, starts by certain frequency reading.Open slurry-inlet valve door and pulp valve, have slurries to flow out on a small quantity from pulp valve, close pulp valve, after continuing mud jacking stipulated time section, close slurry-inlet valve door; After waiting for specimen molding, unscrew each clamping screw, mold disintegration, test specimen stripping forming.
Second embodiment of the present utility model improves first embodiment, use the matrix of the seal groove of Endless shown in Fig. 2 form instead, correspondingly, base adopts form shown in Fig. 8, there is seal groove (10) in the locating slot (9) of base (3), bottom seal groove, have base seal circle (11).Adopt the die cover (4) shown in Fig. 6, in its locating slot (12), have seal groove (13), in seal groove (13), place die cover sealing ring (14).
3rd embodiment of the present utility model improves second embodiment, adopts cross-sectional form matrix as shown in Figure 5, because the relative matrix sealed batten (16) of matrix sealing gasket (19) has disguise, not fragile, and quantity decreases.
4th embodiment correspondence of the present utility model does not install the situation of pressure sensor or other sensor, the die cover in the 3rd embodiment is used instead another base as shown in Figure 8.
5th embodiment correspondence of the present utility model does not need the situation of pressure grouting, cancels the die cover in the 3rd embodiment, uses the base shown in Figure 10 instead.Now, the column test specimen without prepacked concrete can be made, also can make the column test specimen of conventional concrete.
The several conventional specification of the utility model: matrix internal diameter is 100mm, base and die cover spacing 200 mm; Matrix internal diameter is 150mm, base and die cover spacing 300 mm; Matrix internal diameter is 75mm, base and die cover spacing 145mm; Matrix internal diameter is 140mm, base and die cover spacing 75mm.
These are only the preferred embodiment of the utility model embodiment; not in order to limit the utility model embodiment, within all spirit in the utility model embodiment and principle, any amendment done; equivalent replacement, improvement etc., all should be included in the protection domain of the utility model embodiment.
Claims (9)
1. a grouted-aggregate concrete column test piece mould, it is characterized in that: composition comprises the matrix of the inner side semicircular in shape in two cross sections, close two circular lids of these two matrix assembly ends, for the sealing gasket between matrix and between matrix and lid, the clamping screw of number cover for connecting two die blade and die blade and lid, and with externally threaded slurry-feeding hole assembly supporting with lid internal thread, slurry outlet assembly and pressure sensor assembly, after assembling, whole set of die is except band valve thus be airtight except controlled slurry-feeding hole and slurry outlet, profile is column.
2. grouted-aggregate concrete column test piece mould as claimed in claim 1, it is characterized in that: mould uses and is often in heeling condition or vertical state, so a lid is called base, another is die cover, they respectively have one lower than the circular trough of surrounding, groove internal diameter is equal with the external diameter of matrix assembly end, and thus circular trough is the locating slot of matrix assembly.
3. grouted-aggregate concrete column test piece mould as claimed in claim 2, is characterized in that: base and die cover respectively have a tapped hole, respectively with an end band externally threaded slurry-feeding hole assembly and slurry outlet assembly supporting.
4. grouted-aggregate concrete column test piece mould as claimed in claim 3, is characterized in that: matrix surrounding is carved with continuous print sulculus, can place elastic sealing strip, and matrix pushes against mutually and to push against rear seam airtight with base and die cover.
5. grouted-aggregate concrete column test piece mould as claimed in claim 3, is characterized in that: two matrix sides are carved with continuous print sulculus, has seal groove in base and die cover by periphery, places elastic sealing strip or sealing gasket in groove.
6. grouted-aggregate concrete column test piece mould as claimed in claim 3, is characterized in that: only have a matrix dual-side to have axial seal groove, has seal groove in base and die cover by periphery, places elastic sealing strip or sealing gasket in groove.
7. grouted-aggregate concrete column test piece mould as claimed in claim 3, is characterized in that: each matrix only has seal groove at a side and joins sealing gasket, and another side has axially convex stupefied, has seal groove in base and die cover, places sealing gasket in groove.
8. grouted-aggregate concrete column test piece mould as claimed in claim 3, is characterized in that: die cover has a pressure sensor assembly hole, draws data wire for fixation pressure sensor.
9. grouted-aggregate concrete column test piece mould according to claim 3, is characterized in that: two matrix three cover locking bolts connect, wherein a set of centre position being positioned at length direction, and another two covers are arranged symmetrically near two-end part; In the end of mould, base, die cover are respectively connected with matrix by two cover locking bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420209672.9U CN204054293U (en) | 2014-04-27 | 2014-04-27 | Grouted-aggregate concrete column test piece mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420209672.9U CN204054293U (en) | 2014-04-27 | 2014-04-27 | Grouted-aggregate concrete column test piece mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204054293U true CN204054293U (en) | 2014-12-31 |
Family
ID=52195875
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420209672.9U Expired - Fee Related CN204054293U (en) | 2014-04-27 | 2014-04-27 | Grouted-aggregate concrete column test piece mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204054293U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105957440A (en) * | 2016-07-05 | 2016-09-21 | 浙江天煌科技实业有限公司 | Reusable mechanical installation and debugging pedestal and mechanical installation and debugging practical training platform |
-
2014
- 2014-04-27 CN CN201420209672.9U patent/CN204054293U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105957440A (en) * | 2016-07-05 | 2016-09-21 | 浙江天煌科技实业有限公司 | Reusable mechanical installation and debugging pedestal and mechanical installation and debugging practical training platform |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141231 Termination date: 20180427 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |