CN217931287U

CN217931287U - Concrete impermeability test device

Info

Publication number: CN217931287U
Application number: CN202220984368.6U
Authority: CN
Inventors: 孟庆龙
Original assignee: Fuyang Longhao Commercial Concrete Co ltd
Current assignee: Fuyang Longhao Commercial Concrete Co ltd
Priority date: 2022-04-25
Filing date: 2022-04-25
Publication date: 2022-11-29
Anticipated expiration: 2032-04-25

Abstract

The utility model discloses a concrete impermeability test device relates to impervious test field, which comprises a base, it has six groups to try the mould to peg graft on the base, the top of trying the mould is provided with the connection pad, the top of trying the mould is provided with water tank and ring flange, the partition disc is installed to the inside bottom of trying the mould, the annular has been seted up on the connection pad, the inner wall of trying the mould has been seted up and has been erected the groove, erect groove and annular intercommunication, install the bulge loop on the partition disc, seted up the through-hole on the partition disc, put prefabricated test piece into in the examination mould, through the annular to erecting inslot injection liquid paraffin, refrigerated liquid paraffin can be full of between test piece and the examination mould to when carrying out impervious experiment, the test piece only has the test surface on top and test water contact, guarantees test pressure's stability, and after the test is accomplished, the through-hole of accessible examination mould bottom is light simultaneously, ejecting the test piece to the paraffin of packing also has the effect that makes things convenient for the test piece roll-off.

Description

Concrete impermeability test device

Technical Field

The utility model relates to a concrete impermeability experiment technical field specifically is a concrete impermeability test device.

Background

In modern buildings, concrete is indispensable material, to the building of difference, the quality requirement to the concrete is also different, because the concrete is when using, inside can be indispensable to have various small holes, and outside various harmful substance can be dissolved in aquatic, inside liquid water infiltration concrete of rethread, cause the damage to concrete body and inside reinforcing bar, its impermeability needs to detect to the concrete that different buildings used for this, in order to avoid using the not up to standard concrete of quality, make the building have the potential safety hazard.

For concrete impermeability detection, a water seepage height method and a water seepage quantity method are mainly used, the two methods are required to be put into a test mould and then are subjected to experimental detection, but the conventional experimental detection device has the problem of osmotic pressure dispersion because the test piece is prefabricated and then put into the test mould, and in order to ensure the impermeability of the test mould, most of the test moulds adopt a single-opening mode, so that the test piece is difficult to take out, and therefore, the concrete impermeability test device is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a concrete impermeability test device to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a concrete impermeability test device, includes the base, it has six groups to try the mould to peg graft on the base, the top of trying the mould is provided with the connection pad, the top of trying the mould is provided with water tank and flange dish, the spacer disc is installed to the inside bottom of trying the mould, the annular has been seted up on the connection pad, the inner wall of trying the mould has been seted up and has been erected the groove, erect groove and annular intercommunication, install the bulge loop on the spacer disc, set up the through-hole on the spacer disc, put prefabricated test piece into the test mould, pour into liquid paraffin into through the annular to erecting the inslot into, refrigerated liquid paraffin can be full of between test piece and the test mould to when carrying out the impervious experiment, the test piece only has the test surface on top and tests the water contact, guarantees test pressure's stability, and after the test is accomplished, the through-hole of accessible test mould bottom simultaneously, easily with the test piece ejecting.

Preferably, the annular has been seted up on the connection pad, the inner wall of examination mould has been seted up a plurality of perpendicular grooves, and every perpendicular groove all link up the upper and lower end of examination mould inner wall, and every perpendicular groove all communicates with the annular, injects liquid paraffin into the annular, and liquid paraffin flows in to erect the inslot, fills the space between full test piece and the examination mould, when carrying out impervious experiment, because the stopping of paraffin, can guarantee that the test piece only has the test surface on top to receive the infiltration of test water, can guarantee the accuracy of test result.

Preferably, the partition plate is provided with a through hole, the through hole penetrates through the inner end and the outer end of the test mold, the inner wall of the convex ring is aligned with the through hole, the outer wall of the convex ring is not in contact with the inner wall of the test mold, the through hole is used for ejecting the test piece out of the test mold from the through hole after the test is completed, the convex ring is set, a gap can flow out between the test piece and the partition plate, and liquid paraffin flows into the gap, so that the test piece can be conveniently taken out subsequently.

Preferably, the tooth's socket has been seted up to the bottom of examination mould, install in the base and connect the platform, connect in the platform inserts the through-hole, and with the separation disc parallel and level, connect the outside of platform and seted up another a set of tooth's socket, two sets of tooth's socket block are connected, through connecting platform and tooth's socket, guarantee the stability of examination mould installation.

Preferably, the sealing ring is installed to the bottom of ring flange, the ring flange docks with the connection pad, in the sealing ring insert ring groove, when carrying out impervious experiment, test water flows to the examination mould from the ring flange in, and the pressure boost is guaranteed to stabilize and is transmitted to test water to the butt joint of flange plate and connection pad, makes in its infiltration test piece.

Preferably, water injection pipe and forcing pipe are installed respectively to the top of water tank, water injection pipe and outside water source intercommunication, and install the check valve in the water injection pipe, the forcing pipe is connected with outside booster compressor, and the booster compressor passes through the forcing pipe and to the pressure boost in the water tank, and the check valve guarantees to apply pressure and transmits the test aquatic to the water tank in for test water can permeate the test piece.

Preferably, the water tank is connected with the flange plate through a guide pipe, the diameter of the guide pipe is smaller than that of the inner wall of the test mold, the diameter of the guide pipe is smaller, and the water injection pipe and the pressurizing pipe are sealed when the water tank is lifted away subsequently, so that test water in the water tank can be prevented from flowing away from the guide pipe.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the inner wall of the test mould is provided with a plurality of groups of vertical grooves, after a test piece is placed in the test mould, liquid paraffin is injected into the annular groove at the upper part, the paraffin flows into the vertical grooves, after the paraffin is cooled and solidified, a diaphragm is formed between the test piece and the test mould, and after the top of the test mould is connected with an upper water tank, water cannot permeate into the paraffin, so that the water can only permeate from the top of the test piece and cannot permeate into the side wall of the test piece, the osmotic pressure cannot be dispersed, the stability of the osmotic pressure is ensured, and a more accurate osmotic test result can be obtained;

2. the through-hole has been seted up to the bottom of examination mould, and when putting into the base with examination mould, the butt joint of the platform of being connected on through-hole and the base guarantees the sealed of examination mould bottom, and the bellied bulge loop in the inside bottom of collocation examination mould uses, can avoid the leakage of paraffin, when needs take out the test piece from examination mould, can directly pull out examination mould is whole simultaneously, through the through-hole of examination mould below, can be more convenient with the test piece from examination mould in the ejection.

Drawings

Fig. 1 is a schematic view of the overall appearance structure of the present invention;

FIG. 2 is a schematic view of the test mold structure of the present invention;

FIG. 3 is a schematic view of the structure of the water injection device of the present invention;

fig. 4 is a schematic view of the butt structure between the test mold and the base of the present invention.

In the figure: 1. a base; 2. a water tank; 3. a water injection pipe; 4. a pressurizing pipe; 5. a flange plate; 6. testing a mold; 7. a platform groove; 8. connecting the disc; 9. a ring groove; 10. a vertical slot; 11. a convex ring; 12. a separation disc; 13. a through hole; 14. a tooth socket; 15. a seal ring; 16. a connecting table.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Referring to fig. 1 to 4, the present invention provides a technical solution of a concrete impermeability test apparatus: the utility model provides a concrete impermeability test device, as shown in fig. 1 to 4, including base 1, platform groove 7 has been seted up on the top of base 1, it has six groups examination mould 6 to peg graft on platform groove 7, the top hoist and mount of examination mould 6 have water tank 2, water tank 2 adopts outside simple and easy loop wheel machine to hoist, water injection pipe 3 and forcing pipe 4 are installed to the top of water tank 2, water injection pipe 3 and outside water source intercommunication, forcing pipe 4 is connected with the outside booster compressor, the bottom of water tank 2 has ring flange 5 through pipe connection, the bottom of ring flange 5 is provided with sealing ring 15, the top externally mounted of examination mould 6 has connection pad 8, annular 9 has been seted up on connection pad 8, a plurality of groups vertical groove 10 have been seted up to the inside of examination mould 6, vertical groove 10 link up the inside upper and lower extreme of examination mould 6, set up the chute intercommunication between vertical groove 10 and the annular 9, the bottom of examination mould 6 is provided with separating disc 12, through-hole 13 has been seted up to the intermediate position of separating disc 12, bulge loop 11 is installed to the top of through-hole 13, bulge loop 11 does not contact with the inner wall of

examination mould

6, 14 has been seted up to the bottom of examination mould 6, the internally mounted of base 1 has connection platform 16, and this a set of connection platform 16 is provided with the butt joint 16 in addition, and this external connection platform 14.

The working principle is as follows: the prefabrication of test pieces belongs to the prior art, and has a prefabrication standard, so that excessive statements are not made, the diameter of the test piece is required to be slightly smaller than the inner diameter of a test mold 6, when an anti-permeability experiment is required, six groups of test pieces under different standards are firstly respectively placed into each group of test molds 6, the bottom ends of the test pieces are positioned on a convex ring 11, the outer walls of the test pieces are not contacted with the inner walls of the test molds 6, at the moment, liquid paraffin is continuously poured into a ring groove 9 by hand, the liquid paraffin flows into a vertical groove 10 from the ring groove 9, gaps between the test molds 6 and the test pieces are gradually filled from bottom to top, meanwhile, a heating strip is also arranged outside a circular groove for accommodating the test molds 6 on a base 1, when the paraffin is poured, the test molds 6 can be heated, the paraffin is prevented from being cooled and solidified in the pouring process, the pouring is not sufficient, when the pouring is finished, the paraffin height is equal to the top end of a test piece, paraffin is prevented from reaching the top end of the test piece, then the heating strip is closed, the paraffin is cooled naturally, the top end of the test piece without the paraffin needs to be polished by using abrasive paper, the paraffin is removed, the influence on the experiment is avoided, at the moment, when the penetration experiment is carried out, only the test surface at the top end of the test piece is exposed and can be contacted with a water source, then a water tank 2 is hoisted on each test mould 6, the flange 5 is butted with the connecting disc 8, the sealing ring 15 is inserted into the annular groove 9, the air tightness of the butt joint of the water tank 2 and the test mould 6 is ensured, then water is injected into the water tank 2 through the water injection pipe 3, the check valve is installed in the water injection pipe 3, after the water injection into the water tank 2 is finished, the external booster works, the water tank 2 is pressurized through the pressure pipe 4, so as to accelerate the penetration speed of water into the test piece, what need provide is that water tank 2 adopts transparent material, after the pressure boost time, just can calculate the impervious effect of test piece according to the figure that the test water reduces in the water tank 2, accomplishes impervious experiment, later with forcing pipe 4 and water injection pipe 3 sealed, can hang away water tank 2 and ring flange 5, then extract examination mould 6 from base 1, then from the through-hole 13 of examination mould 6 bottom ejecting with the test piece can, to solid-state paraffin, can heat examination mould 6, it can to melt out paraffin.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise. Furthermore, the terms "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a concrete impermeability test device, includes base (1), its characterized in that: six groups of test molds (6) are inserted into the base (1), a connecting disc (8) is arranged at the top end of each test mold (6), a water tank (2) and a flange disc (5) are arranged above each test mold (6), a partition disc (12) is arranged at the bottom end inside each test mold (6), and a convex ring (11) is arranged on each partition disc (12).

2. The concrete impermeability test device of claim 1, wherein: annular groove (9) have been seted up on connection pad (8), a plurality of perpendicular grooves (10) have been seted up to the inner wall of examination mould (6), and every perpendicular groove (10) all link up the upper and lower end of examination mould (6) inner wall, and every perpendicular groove (10) all communicates with annular groove (9).

3. The concrete impermeability test device of claim 1, wherein: the partition disc (12) is provided with a through hole (13), the through hole (13) penetrates through the inner end and the outer end of the test mold (6), the inner wall of the convex ring (11) is aligned with the through hole (13), and the outer wall of the convex ring (11) is not in contact with the inner wall of the test mold (6).

4. The concrete impermeability test device of claim 1, wherein: tooth's socket (14) have been seted up to the bottom of examination mould (6), install in base (1) and connect platform (16), connect in platform (16) insert through-hole (13), and with separation disc (12) parallel and level, connect the outside of platform (16) and seted up another a set of tooth's socket (14), two sets of tooth's socket (14) block connection.

5. The concrete impermeability test device of claim 1, wherein: sealing ring (15) are installed to the bottom of ring flange (5), ring flange (5) and connection pad (8) butt joint, sealing ring (15) insert in annular (9).

6. The concrete impermeability test device of claim 1, wherein: water injection pipe (3) and forcing pipe (4) are installed respectively to the top of water tank (2), water injection pipe (3) and outside water source intercommunication, and install the check valve in water injection pipe (3), forcing pipe (4) are connected with outside booster compressor.

7. The concrete impermeability test device of claim 1, wherein: the water tank (2) is connected with the flange plate (5) through a guide pipe, and the diameter of the guide pipe is smaller than that of the inner wall of the test mold (6).