CN216082246U - Test piece forming die for tensile bonding strength test - Google Patents
Test piece forming die for tensile bonding strength test Download PDFInfo
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- CN216082246U CN216082246U CN202122680148.2U CN202122680148U CN216082246U CN 216082246 U CN216082246 U CN 216082246U CN 202122680148 U CN202122680148 U CN 202122680148U CN 216082246 U CN216082246 U CN 216082246U
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Abstract
The utility model discloses a test piece forming die for a tensile bonding strength test, which comprises a base, a first die frame and a second die frame, wherein the first die frame comprises two rectangular end plates and two rectangular partition plates, and the two rectangular end plates and the two rectangular partition plates are arranged on the base to form a first die cavity for placing a concrete test block; the second mould frame comprises two convex end plates and two convex partition plates, a gap for placing a concrete test block is arranged between the bottoms of the convex end plates and the convex partition plates and the upper end surface of the base, and a second mould cavity for pouring mortar is formed between the two convex end plates and the two convex partition plates. The utility model has reasonable structural design and wide application range, can ensure that the test mortar can be well bonded with the concrete test block, ensures that the test mortar is tightly bonded with one side of the concrete test block, and ensures the reliability of the test result of the bonding property of the test mortar and the concrete test block.
Description
Technical Field
The utility model belongs to the technical field of building material forming dies, and particularly relates to a test piece forming die for a tensile bonding strength test.
Background
In recent years, with the rapid development of national economy, the traffic industry of China has been developed rapidly, and concrete is widely applied to projects such as buildings, bridges, roads, tunnels and the like as a building material with the largest use amount in civil engineering. However, under the influence of various factors, various defects of the concrete material still inevitably occur. The concrete repair mortar is produced along with the concrete repair mortar, and the quality of the bonding property of the repair mortar and the old concrete matrix determines whether the repair mortar can better exert the function. The existing method generally adopts a mould to add mortar on an old concrete test block and then a test piece formed is subjected to a tensile bonding strength test. However, the operation of the existing mould for forming the bonding test block is difficult, and the operation is difficult when the matrix test block is placed on the base plate; the mold stripping is complex after the test mortar is formed, and the phenomena of test block edge damage, peeling and the like are easy to occur. The forming of the adhesive property test block and the working efficiency in the test process are seriously influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that the defects in the prior art are overcome, and the test piece forming die for the tensile bonding strength test is provided, has a reasonable structural design and a wide application range, can well bond test mortar with a concrete test block, ensures that the test mortar is tightly bonded with one side of the concrete test block, ensures the reliability of the test result of the bonding property of the test mortar and the concrete test block, and can effectively avoid the phenomena of edge damage, peeling and the like of the test block formed by the test mortar due to the difficulty in removing the die of the traditional die.
In order to solve the technical problems, the utility model adopts the technical scheme that: the utility model provides a tensile bonding strength is test with test piece forming die which characterized in that: the concrete test block mould comprises a base, a first mould frame arranged on the base and a second mould frame arranged in the first mould frame, wherein the first mould frame comprises two rectangular end plates and two rectangular partition plates, the two rectangular end plates are oppositely arranged, the rectangular partition plates are detachably clamped between the two rectangular end plates, and the two rectangular end plates and the two rectangular partition plates are arranged on the base to form a first mould cavity for placing a concrete test block;
the second mould frame comprises two convex end plates and two convex partition plates, the convex end plates are detachably clamped between the two rectangular end plates, the convex partition plates are detachably clamped between the two convex end plates, a gap for placing a concrete test block is formed between the bottoms of the convex end plates and the convex partition plates and the upper end face of the base, and a second mould cavity for pouring mortar is formed between the convex end plates and the two convex partition plates.
Foretell test piece forming die for tensile bonding strength test, its characterized in that: the base comprises a bottom plate, a screw rod arranged on the front side of the bottom plate and used for fixing one rectangular end plate, and a positioning block arranged on the rear side of the bottom plate and used for positioning the other rectangular end plate.
Foretell test piece forming die for tensile bonding strength test, its characterized in that: the front side of the bottom plate is provided with a screw rod mounting plate, the screw rod mounting plate is perpendicular to the bottom plate, the screw rod mounting plate is parallel to the rectangular end plate, and the middle part of the screw rod mounting plate is provided with a threaded hole matched with a screw rod;
and a hand wheel is arranged at one end of the screw rod, and the other end of the screw rod passes through a threaded hole in the screw rod mounting plate from front to back and then is tightly attached to the rectangular end plate on the front side of the bottom plate.
Foretell test piece forming die for tensile bonding strength test, its characterized in that: two positioning pins are arranged on the left side or the right side of the bottom plate, and one rectangular partition plate is arranged close to the positioning pins.
Foretell test piece forming die for tensile bonding strength test, its characterized in that: the rectangular partition plate is perpendicular to the rectangular end plate, and the rectangular end plate and the rectangular partition plate are perpendicular to the upper end face of the base;
the bottom of the rectangular end plate and the bottom of the rectangular partition plate are tightly attached to the upper end face of the base and are arranged, and the height of the rectangular partition plate is smaller than that of the rectangular end plate.
Foretell test piece forming die for tensile bonding strength test, its characterized in that: the convex end plate is parallel to the rectangular partition plate, and the convex partition plate is parallel to the rectangular end plate;
the top of type end plate and type baffle all with the top parallel and level of rectangle end plate, be provided with the clearance that supplies the concrete test block to place between the up end of the bottom of type end plate and type baffle and base.
Foretell test piece forming die for tensile bonding strength test, its characterized in that: the inner sides of two ends of the rectangular end plate are respectively provided with two upper clamping grooves for mounting the convex end plate, the upper clamping grooves are positioned on the upper side of the rectangular end plate, and the upper clamping grooves are communicated with the upper side wall of the rectangular end plate;
the inboard bottom of rectangle end plate is provided with two lower draw-in grooves that supply the installation of rectangle baffle, draw-in groove link up with the lower lateral wall of rectangle end plate down.
Foretell test piece forming die for tensile bonding strength test, its characterized in that: the both ends inboard of type end plate is provided with two spacing draw-in grooves that supply the installation of type baffle respectively, spacing draw-in groove is located the upside of type end plate, spacing draw-in groove link up with the upside wall of type end plate.
Compared with the prior art, the utility model has the following advantages:
1. according to the utility model, the two rectangular end plates and the two rectangular partition plates are arranged on the base to form the first mold cavity, so that the concrete test block can be effectively positioned and fixed, and the bonding of the test mortar and the concrete test block is conveniently realized.
2. According to the utility model, the two convex-shaped end plates and the two convex-shaped partition plates are arranged in the first mould cavity to form the second mould cavity, and the second mould cavity for pouring the mortar is formed between the convex-shaped end plates and the two convex-shaped partition plates, so that the test mortar can be well bonded with the concrete test block, the test mortar is tightly bonded with one side of the concrete test block, and the reliability of the test result of the bonding property of the test mortar and the concrete test block can be effectively ensured.
3. The utility model can improve the working efficiency and effectively avoid the phenomena of edge damage, peeling and the like of the test block formed by the test mortar due to difficult form removal of the traditional mould.
In conclusion, the utility model has reasonable structural design and wide application range, can ensure that the test mortar can be well bonded with the concrete test block, ensures that the test mortar is tightly bonded with one side of the concrete test block, ensures the reliability of the test result of the bonding property of the test mortar and the concrete test block, and can effectively avoid the phenomena of edge damage, peeling and the like of the test block formed by the test mortar due to difficult form removal of the traditional mould.
The technical solution of the present invention is further described in detail by the accompanying drawings and embodiments.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural diagram of the base of the present invention.
Fig. 3 is a schematic structural view of a rectangular end plate of the present invention.
Fig. 4 is a schematic structural view of the convex end plate of the present invention.
Fig. 5 is a schematic structural view of the troweling fitting of the present invention.
Description of reference numerals:
1-a bottom plate; 2, a screw rod; 2-1-hand wheel;
3, positioning a block; 4-lead screw mounting plate; 5, positioning pins;
6-rectangular end plate; 6-1-upper card slot; 6-2-lower clamping groove;
7-rectangular partition board; 8-convex end plate; 8-1-limiting clamping groove;
9-convex clapboard; 10-1-brush board in shape of Chinese character 'tu'; 10-2-handle.
Detailed Description
As shown in fig. 1 to 5, the present invention includes a base, a first mold frame disposed on the base, and a second mold frame disposed in the first mold frame, wherein the first mold frame includes two rectangular end plates 6 and two rectangular partition plates 7, the two rectangular end plates 6 are disposed oppositely, the rectangular partition plate 7 is detachably clamped between the two rectangular end plates 6, and the two rectangular end plates 6 and the two rectangular partition plates 7 are disposed on the base to form a first mold cavity for placing a concrete test block;
the second mould frame comprises two convex end plates 8 and two convex partition plates 9, the convex end plates 8 are detachably clamped between the two rectangular end plates 6, the convex partition plates 9 are detachably clamped between the two convex end plates 8, a gap for placing a concrete test block is formed between the bottoms of the convex end plates 8 and the convex partition plates 9 and the upper end face of the base, and a second mould cavity for pouring mortar is formed between the convex end plates 8 and the two convex partition plates 9.
During the in-service use, form first mould chamber through setting up two rectangle end plates 6 and two rectangle baffles 7 on the base, can effectively carry out the fixed of location to the concrete test block, be convenient for realize the bonding of test mortar and concrete test block.
It should be noted that, a second mold cavity is formed by arranging two end plates 8 in the shape of Chinese character 'tu' and two partition plates 9 in the shape of Chinese character 'tu' in the first mold cavity, and a second mold cavity for pouring mortar is formed between the end plates 8 in the shape of Chinese character 'tu' and the two partition plates 9 in the shape of Chinese character 'tu', so that the test mortar can be well bonded with the concrete test block, the test mortar is tightly bonded with one side of the concrete test block, and the reliability of the test result of the bonding property of the test mortar and the concrete test block can be effectively ensured.
During concrete implementation, first mould frame and second mould frame all can be dismantled for the base, can have the work efficiency that improves, can effectively avoid the emergence of test block edge damage after the test mortar shaping that traditional mould leads to because of the form removal difficulty, fall phenomenons such as skin simultaneously.
In this embodiment, the base includes a bottom plate 1, a screw rod 2 installed on the front side of the bottom plate 1 for fixing one rectangular end plate 6, and a positioning block 3 installed on the rear side of the bottom plate 1 for positioning another rectangular end plate 6.
In practical use, the number of the positioning blocks 3 is preferably two, the positioning blocks 3 have a limiting surface perpendicular to the upper end surface of the base plate 1, and the positioning blocks 3 and the base plate 1 are integrally formed.
During specific implementation, the screw rod 2 is parallel to the bottom plate 1, the screw rod 2 is perpendicular to the rectangular end plate 6, the positioning block 3 can effectively limit the longitudinal position of the first die frame, and the screw rod 2 can effectively fix the first die frame.
As shown in fig. 2, in this embodiment, a screw rod mounting plate 4 is disposed on the front side of the base plate 1, the screw rod mounting plate 4 is perpendicular to the base plate 1, the screw rod mounting plate 4 is parallel to the rectangular end plate 6, and a threaded hole matched with the screw rod 2 is formed in the middle of the screw rod mounting plate 4;
one end of the screw rod 2 is provided with a hand wheel 2-1, and the other end of the screw rod 2 passes through a threaded hole in the screw rod mounting plate 4 from front to back and then is tightly attached to a rectangular end plate 6 on the front side of the bottom plate 1.
In practical use, the lead screw mounting plate 4 is a rectangular plate, and the hand wheel 2-1 is arranged, so that the rotation of the lead screw 2 can be controlled manually.
In this embodiment, two positioning pins 5 are disposed on the left side or the right side of the bottom plate 1, and one rectangular partition plate 7 is disposed to be closely attached to the positioning pins 5.
During the in-service use, locating pin 5 is located the outside of first mould frame, and the setting of locating pin 5 can carry out effective location to the horizontal position of first mould frame.
In this embodiment, the rectangular partition plate 7 is perpendicular to the rectangular end plate 6, and both the rectangular end plate 6 and the rectangular partition plate 7 are perpendicular to the upper end surface of the base;
the bottom of rectangle end plate 6 and rectangle baffle 7 all hugs closely the up end cloth of base and establishes, the height that highly is less than rectangle end plate 6 of rectangle baffle 7.
In this embodiment, the convex-shaped end plate 8 is parallel to the rectangular partition plate 7, and the convex-shaped partition plate 9 is parallel to the rectangular end plate 6;
the top of the convex end plate 8 and the convex clapboard 9 are flush with the top of the rectangular end plate 6.
In practical use, the special shapes of the convex end plate 8 and the convex clapboard 9 are designed, so that the clamping is convenient.
As shown in fig. 3, in this embodiment, two upper clamping grooves 6-1 for mounting the end plate 8 in a shape like a Chinese character 'tu' are respectively formed in inner sides of two ends of the rectangular end plate 6, the upper clamping grooves 6-1 are located on an upper side of the rectangular end plate 6, and the upper clamping grooves 6-1 are communicated with an upper side wall of the rectangular end plate 6;
the bottom of the inner side of the rectangular end plate 6 is provided with two lower clamping grooves 6-2 for mounting the rectangular partition plate 7, and the lower clamping grooves 6-2 are communicated with the lower side wall of the rectangular end plate 6.
During actual use, the inner sides of the two ends of the rectangular end plate 6 are respectively provided with two upper clamping grooves 6-1 for mounting the convex end plate 8, so that the forming die can be suitable for three concrete test blocks with different sizes, free conversion and flexible conversion of the size of a die cavity are realized, the forming die is suitable for the test block requirements of different test conditions, and the working efficiency is improved.
It should be noted that the upper clamping groove 6-1 is communicated with the upper side wall of the rectangular end plate 6 to facilitate the installation and the disassembly of the convex end plate 8, and the lower clamping groove 6-2 is communicated with the lower side wall of the rectangular end plate 6 to facilitate the installation and the disassembly of the rectangular partition plate 7.
During specific implementation, the convex edge of the convex-shaped end plate 8 is just clamped in the upper clamping groove 6-1, the height of the rectangular partition plate 7 is equal to that of the lower clamping groove 6-2, and one end of the rectangular partition plate 7 can be just clamped in the lower clamping groove 6-2.
As shown in fig. 4, in this embodiment, two limiting clamping grooves 8-1 for installing the convex partition plates 9 are respectively formed on inner sides of two ends of the convex end plate 8, the limiting clamping grooves 8-1 are located on an upper side of the convex end plate 8, and the limiting clamping grooves 8-1 are communicated with an upper side wall of the convex end plate 8.
In practical use, the inner sides of the two ends of the end plate 8 are respectively provided with two limiting clamping grooves 8-1 for mounting the baffle plate 9, so that the forming die can form a plurality of test mortar test blocks with different sizes.
In specific implementation, the convex edge of the convex clapboard 9 is just clamped in the limiting clamping groove 8-1.
As shown in fig. 5, the present embodiment further includes a floating fitting adapted to the size of the second mold cavity.
In practical use, the troweling accessory comprises a convex brush plate 10-1 and a handle 10-2 arranged on the convex brush plate 10-1, wherein the handle 10-2 is positioned at one end, with the larger size, of the convex brush plate 10-1.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and all simple modifications, changes and equivalent structural changes made to the above embodiment according to the technical spirit of the present invention still fall within the protection scope of the technical solution of the present invention.
Claims (8)
1. The utility model provides a tensile bonding strength is test with test piece forming die which characterized in that: the concrete test block mould comprises a base, a first mould frame arranged on the base and a second mould frame arranged in the first mould frame, wherein the first mould frame comprises two rectangular end plates (6) and two rectangular partition plates (7), the two rectangular end plates (6) are oppositely arranged, the rectangular partition plates (7) are detachably clamped between the two rectangular end plates (6), and the two rectangular end plates (6) and the two rectangular partition plates (7) are arranged on the base to form a first mould cavity for placing a concrete test block;
the second mould frame comprises two convex end plates (8) and two convex partition plates (9), the convex end plates (8) are detachably clamped between the two rectangular end plates (6), the convex partition plates (9) are detachably clamped between the two convex end plates (8), a gap for placing a concrete test block is formed between the bottoms of the convex end plates (8) and the convex partition plates (9) and the upper end face of the base, and a second mould cavity for pouring mortar is formed between the convex end plates (8) and the two convex partition plates (9).
2. The test piece forming die for the tensile bond strength test according to claim 1, characterized in that: the base comprises a bottom plate (1), a screw rod (2) arranged on the front side of the bottom plate (1) and used for fixing one rectangular end plate (6), and a positioning block (3) arranged on the rear side of the bottom plate (1) and used for positioning the other rectangular end plate (6).
3. The test piece forming die for the tensile bond strength test according to claim 2, characterized in that: the front side of the bottom plate (1) is provided with a screw rod mounting plate (4), the screw rod mounting plate (4) is perpendicular to the bottom plate (1), the screw rod mounting plate (4) is parallel to the rectangular end plate (6), and the middle of the screw rod mounting plate (4) is provided with a threaded hole matched with the screw rod (2);
one end of the screw rod (2) is provided with a hand wheel (2-1), and the other end of the screw rod (2) passes through a threaded hole in the screw rod mounting plate (4) from front to back and then is tightly attached to a rectangular end plate (6) on the front side of the bottom plate (1).
4. The test piece forming die for the tensile bond strength test according to claim 2, characterized in that: two positioning pins (5) are arranged on the left side or the right side of the bottom plate (1), and one rectangular partition plate (7) is arranged to be attached to the positioning pins (5).
5. The test piece forming die for the tensile bond strength test according to claim 1, characterized in that: the rectangular partition plate (7) is perpendicular to the rectangular end plate (6), and the rectangular end plate (6) and the rectangular partition plate (7) are perpendicular to the upper end face of the base;
the bottom of the rectangular end plate (6) and the bottom of the rectangular partition plate (7) are tightly attached to the upper end face of the base and are arranged, and the height of the rectangular partition plate (7) is smaller than that of the rectangular end plate (6).
6. The test piece forming die for the tensile bond strength test according to claim 1, characterized in that: the convex end plate (8) is parallel to the rectangular partition plate (7), and the convex partition plate (9) is parallel to the rectangular end plate (6);
the top of type end plate (8) and type baffle (9) all with the top parallel and level of rectangle end plate (6), be provided with the clearance that supplies the concrete test block to place between the up end of the bottom of type end plate (8) and type baffle (9) and base.
7. The test piece forming die for the tensile bond strength test according to claim 1, characterized in that: the inner sides of two ends of the rectangular end plate (6) are respectively provided with two upper clamping grooves (6-1) for mounting the convex end plate (8), the upper clamping grooves (6-1) are positioned on the upper side of the rectangular end plate (6), and the upper clamping grooves (6-1) are communicated with the upper side wall of the rectangular end plate (6);
the bottom of the inner side of the rectangular end plate (6) is provided with two lower clamping grooves (6-2) for mounting the rectangular partition plate (7), and the lower clamping grooves (6-2) are communicated with the lower side wall of the rectangular end plate (6).
8. The test piece forming die for the tensile bond strength test according to claim 1, characterized in that: the two ends of the convex end plate (8) are respectively provided with two limiting clamping grooves (8-1) for installing the convex partition plates (9), the limiting clamping grooves (8-1) are located on the upper side of the convex end plate (8), and the limiting clamping grooves (8-1) are communicated with the upper side wall of the convex end plate (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122680148.2U CN216082246U (en) | 2021-11-03 | 2021-11-03 | Test piece forming die for tensile bonding strength test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122680148.2U CN216082246U (en) | 2021-11-03 | 2021-11-03 | Test piece forming die for tensile bonding strength test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216082246U true CN216082246U (en) | 2022-03-18 |
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ID=80643925
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122680148.2U Active CN216082246U (en) | 2021-11-03 | 2021-11-03 | Test piece forming die for tensile bonding strength test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216082246U (en) |
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2021
- 2021-11-03 CN CN202122680148.2U patent/CN216082246U/en active Active
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