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CN-122016608-A - Impervious detection device of concrete structure spare

CN122016608ACN 122016608 ACN122016608 ACN 122016608ACN-122016608-A

Abstract

The invention discloses an anti-permeability detection device for a concrete structural member, which is characterized in that a through hole is formed in a concrete sample, a display component is arranged in the through hole and consists of a sealing component and a detection column, wherein the detection column is arranged on the sealing component in a sliding manner, the detection column and the sealing component are detachably designed, the sealing component is used for sealing the through hole, a plurality of pieces of water-detecting paper are uniformly fixed on the detection column, the water-detecting paper adopts a material which can change color when meeting water, and when in anti-permeability detection, the through hole is sealed by the sealing component firstly, then the detection column is in sliding fit with the concrete sample, so that the water-detecting paper is in fit with the concrete sample, and when the concrete sample is permeated by water, the water-detecting paper which is in fit with the concrete sample can change color in sequence, so that the concrete sample is judged to be permeated by water, and the experimental result is more accurate.

Inventors

  • HU YIN
  • ZHOU SHENG
  • Hong Tianyao
  • HE CHUANG
  • WANG SHIFANG

Assignees

  • 温岭市建筑工程质量检测有限公司

Dates

Publication Date
20260512
Application Date
20260402

Claims (8)

  1. 1. The anti-seepage detection device for the concrete structural member comprises a box body (11), wherein a plurality of detection groups (14) are arranged on the box body (11), the detection groups (14) are formed by a lower die (15) and an upper die (16), the lower die (15) is fixedly arranged on the box body (11), the upper die (16) is detachably fixed on the lower die (15), and the anti-seepage detection device is characterized in that a concrete sample (18) is arranged in the upper die (16), a through hole (19) is formed through the concrete sample (18), a display assembly is arranged in the through hole (19), the display assembly is formed by a sealing assembly and a detection column (20), the detection column (20) is arranged on the sealing assembly in a sliding mode, the detection column (20) and the sealing assembly is detachably designed, and the sealing assembly is used for sealing the through hole (19), and a plurality of water measuring papers (27) are fixed on the detection column (20).
  2. 2. A concrete structure impermeability test apparatus according to claim 1, wherein a plurality of bolts (25) penetrating said upper die (16) are fixed to said lower die (15), said bolts (25) are provided with nuts (26), and said upper die (16) and said lower die (15) are compacted by tightening said nuts (26).
  3. 3. The anti-seepage detection device for the concrete structural member according to claim 2, wherein the water measuring paper (27) is cobalt chloride test paper and has the characteristics of changing red when meeting water, changing blue when losing water and being capable of being reused.
  4. 4. A concrete structure impermeability test apparatus according to claim 3, wherein a handle (21) is fixedly mounted on said test column (20) to facilitate the taking and placing of said test column (20).
  5. 5. A impermeability test apparatus for a concrete structure according to claim 4, wherein a water outlet (42) is formed in said lower die (15), said water outlet (42) is opposite to said concrete sample (18), a water pump is mounted on said tank (11) to pump water from said water outlet (42), and a switch (13) is fixed on said tank (11) for control.
  6. 6. The anti-seepage detection device for the concrete structural member according to claim 5, wherein the sealing assembly comprises a fixing cylinder (32) fixed on the lower die (15), an air inflation block (41) fixed with the lower die (15) is arranged in the fixing cylinder (32), an air inflation cavity (36) is formed in the air inflation block (41), a piston (38) is slidably mounted in the air inflation cavity (36), a spring (37) fixed with the lower die (15) is arranged at the bottom of the piston (38), a circle of air bag (33) is fixed on the fixing cylinder (32), an air outlet pipe (35) is fixedly communicated with the bottom of the air inflation cavity (36), the air outlet pipe (35) is communicated with the air bag (34) through a connecting pipe, a thread block (40) is connected with the air inflation block (41) in a threaded mode, a pushing block (39) is fixed at the bottom of the thread block (40), and the pushing block (39) abuts against the piston (38).
  7. 7. The device for detecting the seepage resistance of the concrete structural member according to claim 6, wherein the vertical rod (31) is fixed at the top of the threaded block (40), the vertical rod (31) penetrates through the fixed cylinder (32), the bearing disc (30) is fixed at the top of the vertical rod (31), the slot (29) is formed in the bearing disc (30), the inserting strip (28) is fixed at the bottom of the detecting column (20), the inserting strip (28) is in sliding connection with the slot (29), and the inserting strip (28) can be pulled out of the slot (29).
  8. 8. A concrete structure permeation resistant inspection device according to claim 7, wherein a plurality of seal rings are embedded in said piston (38) to ensure tightness between said piston (38) and said air-filled block (41).

Description

Impervious detection device of concrete structure spare Technical Field The invention relates to the field of concrete detection, in particular to an anti-seepage detection device for a concrete structural member. Background Concrete is a very widely used building material, and is commonly used as a main material in the construction of modern buildings due to its high strength and high durability. In the construction of special building structures, there is a higher requirement for concrete, for example, in building species such as basements, civil air defense walls, underground tunnels and the like, there is a higher requirement for the impermeability of the concrete. Thus, for high-end concrete, the impermeability is also one of the quality detection criteria. The existing equipment for detecting the impermeability of concrete is an impermeability detector, which is generally characterized in that a cylinder-like concrete sample is installed in an upper half test die and then fixed with a lower half test die, and after the fixing, the impermeability detector continuously discharges water through a water outlet in the lower half test die for impermeability detection. And a detector periodically observes the condition of the concrete sample, and finds out the water seepage at the top and records the water seepage in time. The impermeability detector is generally provided with six groups of test molds, and the top water seepage positioning experiment ending signals of the concrete samples in the three groups of test molds are used. The existing anti-seepage detector has defects when carrying out anti-seepage detection on concrete, and the key point is that the seepage condition of a concrete sample cannot be judged in the middle, only the result after complete seepage can be observed, and errors are easy to generate. Disclosure of Invention The invention aims to provide an anti-seepage detection device for a concrete structural member, which aims to solve the problems. The technical aim of the invention is achieved by the following technical scheme that the anti-seepage detection device for the concrete structural member comprises a box body, wherein a plurality of detection groups are arranged on the box body, each detection group consists of a lower die and an upper die, the lower die is fixedly arranged on the box body, and the upper die is detachably fixed on the lower die; The upper die is internally provided with a concrete sample, a through hole is formed through the concrete sample, a display assembly is arranged in the through hole, the display assembly consists of a sealing assembly and a detection column, the detection column is arranged on the sealing assembly in a sliding manner, the detection column and the sealing assembly are detachably designed, the sealing assembly is used for sealing the through hole, and a plurality of pieces of water measuring paper are fixed on the detection column. Preferably, a plurality of bolts penetrating the upper die are fixed on the lower die, the bolts are provided with nuts, and the upper die and the lower die are compacted by tightening the nuts. Preferably, the water-measuring paper adopts cobalt chloride test paper, and has the characteristics of changing red when meeting water, changing blue when losing water and being capable of being reused. Preferably, a handle is fixedly arranged on the detection column, so that the detection column is convenient to take and place. Preferably, a water outlet is formed in the lower die, the water outlet is opposite to the concrete sample, a water pump is arranged on the box body to discharge water from the water outlet, and a switch is fixed on the box body for control. Preferably, the sealing assembly comprises a fixed cylinder fixed on the lower die, an air charging block fixed with the lower die is arranged in the fixed cylinder, an air charging cavity is arranged in the air charging block, a piston is slidably mounted in the air charging cavity, a spring fixed with the lower die is arranged at the bottom of the piston, a circle of air bag is fixed on the fixed cylinder, the bottom of the air charging cavity is fixedly communicated with an air outlet pipe, the air outlet pipe is communicated with the air bag through a connecting pipe, the air charging block is in threaded connection with a threaded block, threads are arranged on the threaded block and in the fixed cylinder, a pushing block is fixed at the bottom of the threaded block, and the pushing block abuts against the piston. Preferably, the screw thread piece top is fixed the pole setting, the pole setting runs through fixed section of thick bamboo the fixed tray that holds in pole setting top, set up the slot in the tray that holds, the fixed cutting in detection post bottom, the cutting with slot sliding connection, the cutting can follow in the slot. Preferably, a plurality of sealing rings are embedded on the piston to ensure the tightness between the pist