CN204988826U - A appurtenance for making slip casting material compressive strength test sample - Google Patents
A appurtenance for making slip casting material compressive strength test sample Download PDFInfo
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- CN204988826U CN204988826U CN201520650357.4U CN201520650357U CN204988826U CN 204988826 U CN204988826 U CN 204988826U CN 201520650357 U CN201520650357 U CN 201520650357U CN 204988826 U CN204988826 U CN 204988826U
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- China
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- upper cover
- test sample
- circular groove
- lower capping
- capping
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Abstract
There be not not enough that side limit compressive strength test sample exists to preparation in the standard, the utility model provides an appurtenance for making slip casting material compressive strength test sample which comprises go up closing cap, metal semicircle pipe, lower closing cap, fastening bolt and the injected hole closing cap. The bottom of last closing cap open there is one on the closing cap circular slot. Closing cap screw on one has been opened respectively in the four corners of last closing cap. It has an injected hole to open on last closing cap circular slot. Is furnished with an injected hole closing cap on the injected hole. The top bottom of closing cap is opened and is had a lower closing cap circular slot under. A lower closing cap screw has been opened respectively in the four corners of closing cap under. Profitable technological effect: the utility model has the advantages of there is not side limit compressive strength test sample preparation convenient operation, the easy drawing of patterns and do not damage the sample, and adopt the compressive strength test sample leakage prevention material phenomenon of this appurtenance preparation, sample preparation quality is easily guaranteed.
Description
Technical field
The utility model belongs to building accessory technical field, is specifically related to a kind of aid for making injecting paste material intensity test sample.
Background technology
High polymer grouting, chemical slip casting material that in the field such as highway, building, engineering such as roadbed (or ground) reinforcement and strengthening, crack repairing etc. is used, unconfined compressive strength is important performance indexes, and standard also specify the Method and Technology index request of unconfined compressive strength test.Give the right cylinder die trial shape and size requirement making sample in " polyurethane grouting material " (JC/T2041-2010) industry standard, the standardization of sample production can be ensured by right cylinder die trial, but it also comes with some shortcomings, specific as follows:
(1) adopt seamless circular cylindricality metal tube as sample forming die, and injecting paste material have stronger cohesiveness usually, is subject to destruction with the shaping rear demoulding of test sample.Namely directly adopting the forming method described in industry standard, there is the problem being difficult to form removal in the later stage.
(2) injecting paste material has certain expansivity, produces larger bulging force during material expansion to die trial.Therefore, directly make style with seamless metal pipe, exist and be difficult to close-connected for the both ends open of this seamless metal pipe technical barrier, and then cause injecting paste material slit source material along the both ends open place of metal tube when expanding.
(3) reaction velocity of injecting paste material is fast, and seamless metal pipe carries out the complex procedures of two ends sealing, length consuming time, causes the time storehouse of practical operation, easily goes out Wrong, missing material.
In sum, adopt the unconfined compressive strength test sample that existing mode makes, exist: sample demoulding difficulty, capping and metal tube are not fastenedly connected, material poring rate is slow, so that the sample being difficult to ensure to make is complete and don't can leak material, the problems such as test sample quality is uneven, cause test findings variability large, have impact on the authenticity of material test test result.Market is badly in need of a kind of aid of making injecting paste material intensity test sample of new construction.
Utility model content
The purpose of the present utility model is exactly the deficiency for making unconfined compressive strength test sample in standard and existing, and provides a kind of easy to operate, the easy demoulding, standard can make the aid of unconfined compressive strength test sample.
The object of the present invention is achieved like this:
For making an aid for injecting paste material intensity test sample, comprise upper cover 1, metal semi-circular tube 2, lower capping 3, fastening bolt 4 and grouting hole capping 5.
A upper cover circular groove 11 is had in the bottom of upper cover 1.A upper cover screw 12 is had in the corner of upper cover 1.Upper cover circular groove 11 has a grouting hole 13, and described grouting hole 13 is through hole.Grouting hole 13 is furnished with a grouting hole capping 5.
A lower capping circular groove 31 is had at the top/bottom part of lower capping 3.A lower capping screw 32 is had in the corner of lower capping 3.
Described upper cover circular groove 11, lower capping circular groove 31 are blind hole, and upper cover circular groove 11 is mutually corresponding with the position of lower capping circular groove 31.Described upper cover screw 12, lower capping screw 32 are through hole, and upper cover screw 12 is mutually corresponding with the position of lower capping screw 32.By fastening bolt 4, the upper cover screw 12 of correspondence and lower capping screw 32 are linked together.
Pair of metal semi-circular tube 2 is provided with between upper cover circular groove 11 and lower capping circular groove 31.Described metal semi-circular tube 2 forms a pipe jointly.
Namely by upper cover 1 and on upper cover circular groove 11, lower capping 3 and on lower capping circular groove 31, fastening bolt 4 jointly 2 metal semi-circular tubes 2 are removably linked together.
One is jointly crossed for making the space of injecting paste material intensity test sample by upper cover 1, lower capping 3, metal semi-circular tube 2 and grouting hole capping 5.
useful technique effect
The utility model has unconfined compressive strength test sample and makes easy to operate, the easy demoulding and do not damage sample, and the intensity test sample adopting this aid to make expects phenomenon without leakage, and sample production quality such as easily to ensure at the advantage.
The utility model is particularly suitable for road high polymer grouting, high polymer chemistry injecting paste material intensity test sample production is used.
Accompanying drawing explanation
Fig. 1 is assembling schematic diagram of the present utility model.
Embodiment
Now be described with reference to the accompanying drawings design feature of the present utility model.
See Fig. 1, a kind of aid for making injecting paste material intensity test sample, comprises upper cover 1, metal semi-circular tube 2, lower capping 3, fastening bolt 4 and grouting hole capping 5.
A upper cover circular groove 11 is had in the bottom of upper cover 1.A upper cover screw 12 is had in the corner of upper cover 1.Upper cover circular groove 11 has a grouting hole 13, and described grouting hole 13 is through hole.Grouting hole 13 is furnished with a grouting hole capping 5.
A lower capping circular groove 31 is had at the top/bottom part of lower capping 3.A lower capping screw 32 is had in the corner of lower capping 3.
Described upper cover circular groove 11, lower capping circular groove 31 are blind hole, and upper cover circular groove 11 is mutually corresponding with the position of lower capping circular groove 31.Described upper cover screw 12, lower capping screw 32 are through hole, and upper cover screw 12 is mutually corresponding with the position of lower capping screw 32.By fastening bolt 4, the upper cover screw 12 of correspondence and lower capping screw 32 are linked together.
Pair of metal semi-circular tube 2 is provided with between upper cover circular groove 11 and lower capping circular groove 31.Described metal semi-circular tube 2 forms a pipe jointly.
Namely by upper cover 1 and on upper cover circular groove 11, lower capping 3 and on lower capping circular groove 31, fastening bolt 4 jointly 2 metal semi-circular tubes 2 are removably linked together.
One is jointly crossed for making the space of injecting paste material intensity test sample by upper cover 1, lower capping 3, metal semi-circular tube 2 and grouting hole capping 5.
Furtherly, diameter 60mm, the dark 5mm of upper cover circular groove 11.The diameter 60mm of lower capping circular groove 31, dark 5mm.
Furtherly, external diameter 60mm, the internal diameter 50mm of metal semi-circular tube 2.
See Fig. 1, furtherly, the limit that 2 metal semi-circular tubes 2 are adjacent is tongue-and-groove structure.
Furtherly, upper cover screw 12 is 10mm with the diameter of lower capping screw 32.
Furtherly, the diameter of grouting hole 13 is 20mm.
Furtherly, grouting hole capping 5 is bolt, and the external diameter of grouting hole capping 5 is 20mm.
Furtherly, the kraft of 1 layer of immersion oil is lined with between the vertical edge contacted at 2 metal semi-circular tubes 2.
Furtherly, the round tube inner wall jointly surrounded by 2 metal semi-circular tubes 2 is lined with the kraft of 1 layer of immersion oil.
Furtherly, at the top of upper cover circular groove 11, the bottom of lower capping circular groove 31 is lined with the kraft of 1 layer of immersion oil respectively.
Tongue and groove between metal semi-circular tube 2 complements one another, and plays the gap passage intercepting slip and reveal, solves Lou material problem better.
When the two ends up and down of metal semi-circular tube 2 are enclosed within upper cover circular groove 11, lower capping circular groove 31 respectively, adopt together with upper cover 1, lower capping 3 firmly fix with metal semi-circular tube 2 by the fastening bolt 4 of 4 diameter 10mm.
To be injected by grouting hole after the cylinder be made up of 2 metal semi-circular tubes 2 until injecting paste material, adopt the grouting hole capping 5 of diameter 20mm easily and quickly by grouting hole 13 capping, and ensure that grouting hole capping 5 can not destroy the smooth of surface of test piece.
The utility model can disposable making 1 sample, without the need to secondary cut.The flow process adopting the utility model to carry out sample production is:
(1) obliterating release agent: before slip casting, first 2 pieces of metal semi-circular tubes 2 are opened, evenly coat lubricating oil at its tongue and groove sidewall, inner wall of metal tube and pad the kraft of 1 layer of immersion oil, also evenly coat lubricating oil at upper cover circular groove 11, lower capping circular groove 31 inwall and pad kraft simultaneously, to play sealing function, avoid Lou expecting.
(2) combine aid: coat lubricating oil and after the upper kraft of pad, adopt together with upper cover 1, lower capping 3 firmly fix with metal semi-circular tube 2 by fastening bolt 4.
(3) pour into a mould injecting paste material: rapidly the injecting paste material stirred is injected aid by grouting hole, treat that grouting hole 13 seals with grouting hole capping 5 before expanding by material reaction in time.
(4) maintenance is shaping: under uniform temperature condition, and after health to some strength, sample production completes, and is generally preferably 30min.
(5) demoulding: after health to some strength, removes the demoulding of this aid sample, completes sample production.
Claims (10)
1. for making an aid for injecting paste material intensity test sample, it is characterized in that: comprise upper cover (1), metal semi-circular tube (2), lower capping (3), fastening bolt (4) and grouting hole capping (5);
A upper cover circular groove (11) is had in the bottom of upper cover (1); A upper cover screw (12) is had in the corner of upper cover (1); Upper cover circular groove (11) has a grouting hole (13), and described grouting hole (13) is through hole; Grouting hole (13) is furnished with a grouting hole capping (5);
A lower capping circular groove (31) is had at the top/bottom part of lower capping (3); A lower capping screw (32) is had in the corner of lower capping (3);
Described upper cover circular groove (11), lower capping circular groove (31) are blind hole, and upper cover circular groove (11) is mutually corresponding with the position of lower capping circular groove (31); Described upper cover screw (12), lower capping screw (32) are through hole, and upper cover screw (12) is mutually corresponding with the position of lower capping screw (32); By fastening bolt (4), the upper cover screw (12) of correspondence and lower capping screw (32) are linked together;
Pair of metal semi-circular tube (2) is provided with between upper cover circular groove (11) and lower capping circular groove (31); Described metal semi-circular tube (2) forms a pipe jointly;
Namely by upper cover (1) and on upper cover circular groove (11), lower capping (3) and on lower capping circular groove (31), fastening bolt (4) jointly 2 metal semi-circular tubes (2) are removably linked together;
One is jointly crossed for making the space of injecting paste material intensity test sample by upper cover (1), lower capping (3), metal semi-circular tube (2) and grouting hole capping (5).
2. a kind of aid for making injecting paste material intensity test sample according to claim 1, is characterized in that: the diameter 60mm of upper cover circular groove (11), dark 5mm; The diameter 60mm of lower capping circular groove (31), dark 5mm.
3. a kind of aid for making injecting paste material intensity test sample according to claim 1, is characterized in that: the external diameter 60mm of metal semi-circular tube (2), internal diameter 50mm.
4. a kind of aid for making injecting paste material intensity test sample according to claim 1, is characterized in that: the adjacent limit of 2 metal semi-circular tubes (2) is tongue-and-groove structure.
5. a kind of aid for making injecting paste material intensity test sample according to claim 1, is characterized in that: upper cover screw (12) is 10mm with the diameter of lower capping screw (32).
6. a kind of aid for making injecting paste material intensity test sample according to claim 1, is characterized in that: the diameter of grouting hole (13) is 20mm.
7. a kind of aid for making injecting paste material intensity test sample according to claim 1, it is characterized in that: grouting hole capping (5) is bolt, and the external diameter of grouting hole capping (5) is 20mm.
8. a kind of aid for making injecting paste material intensity test sample according to claim 1, is characterized in that: the kraft being lined with 1 layer of immersion oil between the vertical edge that 2 metal semi-circular tubes (2) contact.
9. a kind of aid for making injecting paste material intensity test sample according to claim 1, is characterized in that: the kraft being lined with 1 layer of immersion oil on the round tube inner wall jointly surrounded by 2 metal semi-circular tubes (2).
10. a kind of aid for making injecting paste material intensity test sample according to claim 1, is characterized in that: at the top of upper cover circular groove (11), the bottom of lower capping circular groove (31) is lined with the kraft of 1 layer of immersion oil respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520650357.4U CN204988826U (en) | 2015-08-26 | 2015-08-26 | A appurtenance for making slip casting material compressive strength test sample |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520650357.4U CN204988826U (en) | 2015-08-26 | 2015-08-26 | A appurtenance for making slip casting material compressive strength test sample |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204988826U true CN204988826U (en) | 2016-01-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520650357.4U Expired - Fee Related CN204988826U (en) | 2015-08-26 | 2015-08-26 | A appurtenance for making slip casting material compressive strength test sample |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204988826U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108181178A (en) * | 2017-12-18 | 2018-06-19 | 山东科技大学 | Breaking surrounding rock prestressing force anchor pouring reinforcement simulation test device and test method |
-
2015
- 2015-08-26 CN CN201520650357.4U patent/CN204988826U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108181178A (en) * | 2017-12-18 | 2018-06-19 | 山东科技大学 | Breaking surrounding rock prestressing force anchor pouring reinforcement simulation test device and test method |
| CN108181178B (en) * | 2017-12-18 | 2020-02-21 | 山东科技大学 | Simulation test device and test method for broken surrounding rock prestressed anchorage injection reinforcement |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160120 Termination date: 20210826 |