CN219475129U

CN219475129U - Test mould for detecting strength of centrifugal concrete

Info

Publication number: CN219475129U
Application number: CN202320712793.4U
Authority: CN
Inventors: 陈磊; 王翠
Original assignee: Shandong Tongke Engineering Technology Co ltd
Current assignee: Shandong Tongke Engineering Technology Co ltd
Priority date: 2023-03-30
Filing date: 2023-03-30
Publication date: 2023-08-04
Anticipated expiration: 2033-03-30

Abstract

The utility model discloses a test die for detecting the strength of centrifugal concrete, and belongs to the technical field of concrete detection. Test mould for centrifugal concrete strength detection, including the mould, still include: the through hole is formed in the bottom of the die, the sealing plug is detachably connected in the through hole, the contact end of the sealing plug is attached to the inner wall of the through hole, the locking assembly is arranged at the bottom of the die, and the locking assembly is matched with the sealing plug; the connecting cylinder is detachably connected in the die, wherein the connecting cylinder is attached to the inner wall of the die, the die is fixedly connected with a support column, and the support column is matched with the connecting cylinder; the utility model can reduce the adhesion quantity of concrete on the inner wall of the connecting cylinder so as to improve the integrity of subsequent demoulding, and can also improve the demoulding efficiency of the connecting cylinder.

Description

Test mould for detecting strength of centrifugal concrete

Technical Field

The utility model relates to the technical field of concrete detection, in particular to a test die for detecting centrifugal concrete strength.

Background

The existing detection method of concrete for the prestressed concrete pipe pile is that the mixed concrete is filled into a concrete triple test mould, and after the concrete triple test mould is subjected to plug-in compaction and maintenance by the same technology as the pipe pile, the compressive strength value of a standard cube represents the strength value of the prestressed concrete, but after the concrete for the prestressed high-strength concrete pipe pile is centrifuged, the water cement ratio of the concrete for the prestressed high-strength concrete pipe pile is reduced, and the structure, compactness and the like of different concrete of the centrifugal technology are greatly changed, so that the actual strength of the concrete of the pile body and the stress surface of the pipe pile after centrifugation is an important quality index for guaranteeing the prestressed high-strength concrete pipe pile, so that the test mould for detecting the strength of the centrifuged concrete is urgently needed at present.

In the prior art, the phenomenon of adhering to the inner wall easily occurs when a common mold testing tool is used for demolding concrete, so that the demolding time is longer, and the demolding efficiency of the concrete is easily reduced.

Disclosure of Invention

The utility model aims to solve the problems that in the prior art, a common test tool is easy to adhere to the inner wall when demoulding concrete, so that the demoulding time is long and the demoulding efficiency is easy to be reduced.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

test mould for centrifugal concrete strength detection, including the mould, still include: the through hole is formed in the bottom of the die, a sealing plug is detachably connected in the through hole, the contact end of the sealing plug is attached to the inner wall of the through hole, a locking assembly is arranged at the bottom of the die, and the locking assembly is matched with the sealing plug; the connecting cylinder is detachably connected in the die, the connecting cylinder is attached to the inner wall of the die, the supporting column is fixedly connected to the die, and the supporting column is matched with the connecting cylinder.

In order to be convenient for seal the through hole, preferably, the locking subassembly includes the locking bolt, threaded hole has been seted up to the mould bottom, fixedly connected with connecting plate on the sealing plug, locking bolt runs through connecting plate threaded connection at threaded hole.

In order to improve the effect of through hole sealing, further, the threaded hole and the locking bolt are symmetrically provided with two groups, and the locking bolt is made of stainless steel or alloy steel.

In order to improve the sealing effect of the sealing plug, further, the sealing plug is made of rubber or silica gel, a sealing gasket is arranged on the inner wall of the through hole, and the sealing plug is matched with the sealing gasket.

In order to facilitate demoulding of concrete, preferably, an extension disc is fixedly connected to the connecting cylinder, the bottom of the extension disc abuts against the support column, and the bottom of the connecting cylinder is attached to the bottom of the mould.

In order to facilitate sealing of the die, further, a sealing cover is connected to the die in a clamping mode, and the sealing cover is arranged above the extension disc.

Compared with the prior art, the utility model provides a test die for detecting the strength of centrifugal concrete, which has the following beneficial effects:

1. this centrifugal concrete intensity detects with examination mould is through twisting rotatory to the connecting cylinder to reduce the quantity of adhering of concrete on the connecting cylinder inner wall, with the integrality that improves follow-up drawing of patterns, thereby be convenient for the staff carry out further detection to it.

2. This centrifugal concrete intensity detects with examination mould through detachable sealing plug, can seal the bottom of mould on the one hand, guarantees its sealed effect when centrifugal detection, and on the other hand can also make through-hole and external air intercommunication, makes the atmospheric pressure in the mould keep stable with external atmospheric pressure to improve the drawing of patterns efficiency of connecting cylinder.

3. This centrifugal concrete intensity detects with examination mould can seal the concrete in the mould through sealed lid to guarantee subsequent centrifugal efficiency, prevent that concrete from leaking, guarantee sealed effect.

The device has no part which is the same as or can be realized by adopting the prior art, on one hand, the utility model can reduce the adhesion quantity of the concrete on the inner wall of the connecting cylinder so as to improve the integrity of the subsequent demoulding, and on the other hand, the demoulding efficiency of the connecting cylinder can be improved.

Drawings

FIG. 1 is a schematic diagram of a test mold for detecting strength of centrifugal concrete according to the present utility model;

FIG. 2 is a schematic diagram of a test mold for detecting the strength of centrifugal concrete;

FIG. 3 is a schematic view of a first view angle of a test mold for detecting the strength of centrifugal concrete according to the present utility model;

fig. 4 is a schematic structural diagram of a second view angle of a test mold for detecting centrifugal concrete strength according to the present utility model;

FIG. 5 is a schematic structural view of a test-mould sealing cover for detecting the strength of centrifugal concrete;

fig. 6 is a schematic structural view of a test die connecting cylinder for detecting the strength of centrifugal concrete according to the present utility model.

In the figure: 1. a mold; 2. a through hole; 3. a threaded hole; 4. a sealing plug; 401. a connecting plate; 5. a locking bolt; 6. a connecting cylinder; 601. an extension tray; 7. a support column; 8. sealing cover.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Examples:

referring to fig. 1 to 6, a test die for detecting centrifugal concrete strength comprises a die 1 with a base, three groups of supporting plates are further installed on the base and used for supporting and placing the die 1, a sealing cover 8 is further installed on the die 1, concrete in the die 1 can be sealed through the sealing cover 8, so that subsequent centrifugal efficiency is guaranteed, concrete leakage is prevented, sealing effect is guaranteed, in order to reduce the adhesion quantity of the concrete on the inner wall of the die 1 during demolding, a detachable connecting cylinder 6 is installed in the die 1, an extending disc 601 is installed on the connecting cylinder 6, three groups of supporting columns 7 are further installed on the die 1, the bottom of the connecting cylinder 6 is propped against the bottom of the die 1, then the extending disc 601 is propped against the supporting columns 7, when concrete needs to be injected into the die 1, after centrifugal treatment drying, the outer disc of the extending disc 601 is fixed, then the extending disc 601 is twisted, so that the connection strength between the concrete and the connecting cylinder 6 is reduced, and the demolding efficiency is improved continuously when the concrete is twisted.

Here, the sealing plug 4 is first disassembled, and then the connecting cylinder 6 is twisted to rotate, so that the adhesion quantity of concrete on the inner wall of the connecting cylinder 6 is reduced, the integrity of subsequent demolding is improved, and further detection of the concrete by workers is facilitated.

In order to improve the integrality of concrete drawing of patterns, through-hole 2 has still been seted up in the bottom of mould 1, and can dismantle in the through-hole 2 and be connected with sealing plug 4, sealing plug 4's contact end is laminated mutually with through-hole 2 inner wall, screw hole 3 has still been seted up in the bottom of mould 1, and screw hole 3 and locking bolt 5 are all symmetry and are provided with two sets of, the material of locking bolt 5 is stainless steel or alloy steel, thereby improve locking bolt 5's life, and sealing plug 4's material is rubber or silica gel, be provided with sealed the pad on the through-hole 2 inner wall, thereby improve sealing plug 4's sealed effect, bottom fixedly connected with connecting plate 401 at sealing plug 4, reuse locking bolt 5 runs through connecting plate 401 threaded connection at screw hole 3 later and seals through-hole 2.

Here, through detachable sealing plug 4, on the one hand can seal the bottom of mould 1, guarantees its sealed effect when centrifugal detection, on the other hand can also make through-hole 2 and external air intercommunication, makes the atmospheric pressure in the mould 1 keep stable with external atmospheric pressure to improve the drawing of patterns efficiency of connecting cylinder 6.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a centrifugal concrete intensity detects with examination mould, includes mould (1), its characterized in that still includes:

a through hole (2) arranged at the bottom of the die (1),

the through hole (2) is internally detachably connected with a sealing plug (4), the contact end of the sealing plug (4) is attached to the inner wall of the through hole (2), a locking assembly is arranged at the bottom of the die (1), and the locking assembly is matched with the sealing plug (4);

a connecting cylinder (6) detachably connected in the die (1),

the connecting cylinder (6) is attached to the inner wall of the die (1), a supporting column (7) is fixedly connected to the die (1), and the supporting column (7) is matched with the connecting cylinder (6).

2. The test die for detecting the strength of the centrifugal concrete according to claim 1, wherein the locking assembly comprises a locking bolt (5), a threaded hole (3) is formed in the bottom of the die (1), a connecting plate (401) is fixedly connected to the sealing plug (4), and the locking bolt (5) penetrates through the connecting plate (401) to be in threaded connection with the threaded hole (3).

3. The test die for detecting the strength of the centrifugal concrete according to claim 2, wherein two groups of threaded holes (3) and locking bolts (5) are symmetrically arranged, and the locking bolts (5) are made of stainless steel or alloy steel.

4. A test mould for detecting the strength of centrifugal concrete according to claim 3, wherein the sealing plug (4) is made of rubber or silica gel, a sealing gasket is arranged on the inner wall of the through hole (2), and the sealing plug (4) is matched with the sealing gasket.

5. The test die for detecting the strength of the centrifugal concrete according to claim 1, wherein an extension disc (601) is fixedly connected to the connecting cylinder (6), the bottom of the extension disc (601) is propped against the support column (7), and the bottom of the connecting cylinder (6) is attached to the bottom of the die (1).

6. The test die for detecting the strength of centrifugal concrete according to claim 5, wherein a sealing cover (8) is connected to the die (1) in a clamping manner, and the sealing cover (8) is arranged above the extension plate (601).