CN-118029689-B - Concrete interception device and application method thereof

CN118029689BCN 118029689 BCN118029689 BCN 118029689BCN-118029689-B

Abstract

The application discloses a concrete interception device and a using method thereof, belonging to the technical field of concrete interception devices, the device comprises a concrete interception and separation interception strip and a flexible interception unit which are required to be simultaneously inserted into a pouring template and intercept concrete with different labels in the pouring template. According to the beam column pouring construction operation, the blocking strips and the flexible blocking units are used for blocking concrete of different labels adopted by pouring beams and columns, the flexible blocking units are placed at the steel bars bound and fixed in the pouring templates and used for blocking and blocking the steel bars bound and fixed in the pouring templates, corresponding elastic deformation can be generated according to the shape of the steel bars, the blocking device is convenient for constructors to install, meanwhile blocking blind areas are reduced, the blocking effect of the device on the concrete is improved, and when the concrete is initially set, the flexible blocking units and the blocking strips are pulled out of the pouring templates respectively, so that the device can realize cyclic utilization in the beam column pouring construction operation.

Inventors

CHEN YIHAN
Zhou Chaobang
LIU MIN
WEI DENG
XIE GUO
GAO JIE
ZHANG FEIPENG
Shu Kundong
ZHAO QIUCHEN
WANG HUANTING

Assignees

中旭万承工程设计集团有限公司

Dates

Publication Date: 20260512
Application Date: 20240410

Claims (9)

1. The concrete interception device is characterized by comprising an interception bar (1) and a flexible interception unit, wherein the interception bar is required to be inserted into a pouring template at the same time and intercept and separate concrete with different labels in the pouring template; The flexible interception unit is arranged at the steel bar position which is bound and fixed in the pouring template, is used for intercepting and blocking the steel bar position which is bound and fixed in the pouring template, and can generate corresponding elastic deformation according to the shape of the steel bar; one side of the steel bar is provided with a flexible interception unit, and the other side of the steel bar is provided with an interception bar (1); the flexible interception unit comprises an interception stand (201), a strip-shaped groove cavity is formed in the side wall of the interception stand (201), and a plurality of elastically telescopic interception tentacles are uniformly arranged in the strip-shaped groove cavity from top to bottom; a connecting cavity groove (203) with the top end penetrating through the top wall of the interception stand (201) is arranged in the interception stand (201), and a pressure regulator is arranged at the opening of the top end of the connecting cavity groove (203); The pressure regulator is used for actively relieving the pressure in the connecting cavity groove (203) when the pressure in the connecting cavity groove (203) is larger than a set value; The inside of interception stand (201) still is equipped with and intercepts the touch-hand and cooperatees the work, and can carry out the response monitoring to interception strip (1) lateral wall surface pressure when interception touch-hand takes place elastic contraction to when the flexible interception unit that is in reinforcing bar one side reaches the interior induction unit that the warning light (202) was opened when the pressure that is in reinforcing bar opposite side interception strip (1) surface reached the critical value.
2. The concrete interception device of claim 1, wherein the interception feeler comprises a fixed bottom column (206) with one end fixedly connected to the bottom wall of the strip-shaped groove cavity, a bleed air pipeline (207) is connected in the fixed bottom column (206), a retraction sleeve (204) is arranged on the other end of the fixed bottom column (206) in a sealing sliding sleeve manner, and a return spring (205) is arranged in the retraction sleeve (204).
3. The concrete interceptor of claim 2 wherein the bleed air conduit (207) has one end in communication with the engagement cavity (203) and the other end extending through the end of the fixed base post (206) and in communication with the inner cavity of the retraction sleeve (204).
4. A concrete interception device according to claim 3, wherein one end of said return spring (205) is connected to the end of the inner cavity of the retraction sleeve (204) and the other end is connected to the end of the fixed bottom post (206).
5. The concrete interception device of claim 4 wherein said inner sensing unit comprises a sensing chamber disposed within a wall thickness of said interception stand (201), said sensing chamber being connected to a synchronous elastic membrane (208), said synchronous elastic membrane (208) dividing an interior space of said sensing chamber into a first chamber and a second chamber, said second chamber being in communication with said engagement chamber slot (203); the first chamber is filled with nitrogen (209), and an induction mechanism is also arranged in the first chamber.
6. The concrete interception device of claim 5, wherein said induction mechanism comprises an excitation end piece I (210) and a fixing frame connected with the inner wall of the first chamber, a driving rod (212) is inserted on the fixing frame in a sliding way, one end of the driving rod (212) is connected with the synchronous elastic membrane (208), and the other end is connected with an excitation end piece II (211); The first excitation end piece (210) is connected with the inner wall of the first chamber.
7. The concrete interception device of claim 6 wherein said trigger light (202) is activated when said trigger end piece two (211) moves toward said trigger end piece one (210) and contacts said trigger end piece one (210).
8. The concrete interception device of claim 7 wherein said pressure regulator comprises a blocking head (213) covering the top opening of said engagement cavity (203) and a stop bar connected to the interior of said engagement cavity (203); A guide rod is inserted through the limit bar, and a tensioning spring (214) connected between the plugging head (213) and the limit bar is sleeved on the periphery of the guide rod; The bottom end of the guide rod is connected with a limiting block.
9. The method of using a concrete interception device according to claim 8, comprising the steps of: s1, placing a flexible interception unit on one side of a steel bar which is bound and fixed in a pouring template, and then placing an interception bar (1) on the other side of the steel bar; S2, inserting the interception bars (1) into the pouring template, and applying pressure to the side wall of the flexible interception unit by the interception bars (1) newly inserted into the template along with the gradual increase of the number of the inserted interception bars (1); s3, after the flexible interception unit receives extrusion force of the interception bar (1) plugged into the pouring template, the interception tentacles at positions, corresponding to the steel bars bound and fixed in the template, on the flexible interception unit gradually retract after contacting the steel bars, and the rest interception tentacles gradually retract after contacting the side walls of the interception bar (1); s4, in the retraction process of the retraction sleeve (204) in the interception tentacle, the retraction sleeve (204) gradually extrudes and compresses air in the inner cavity of the retraction sleeve to the inside of the engagement cavity groove (203) through the air-entraining pipeline (207); s5, air injected into the connecting cavity groove (203) flows into the second cavity of the inner sensing unit again; S6, after the air pressure in the second chamber is greater than the air pressure in the first chamber, the pressure of the interception tentacles on the side wall surface of the interception strip (1) exceeds a preset value, and the synchronous elastic membrane (208) is extruded by the air pressure in the second chamber to elastically deform and elastically expand towards the direction of the first chamber; S7, the elastic deformation synchronous elastic membrane (208) drives the excitation end piece II (211) to be in contact with the excitation end piece I (210) and trigger the prompting lamp (202) to be started, so that constructors are prompted to pour concrete with different labels on two sides of an interception structure formed by the interception strip (1) and the flexible interception unit in the pouring template.

Description

Concrete interception device and application method thereof Technical Field The application relates to the technical field of concrete interception devices, in particular to a concrete interception device and a using method thereof. Background The strong column and weak beam structure is a widely adopted structural form in the building field. When the structure is used for concrete pouring, the column body and the cross beam are sequentially poured by using high-grade concrete and low-grade concrete respectively. In the casting process, high-grade and low-grade concrete needs to be intercepted so as to prevent the cross flow of the concrete with different grades, thereby causing the problems of high-grade concrete waste, cracks in the structure after casting molding, further influencing the structural strength and the like. The prior art publication No. CN219175887U provides a concrete interception device for beam column pouring construction, and when the device is used, an interception net of the whole concrete interception device is unfolded, and an interception cross section is formed by unfolding in a beam column reinforcement cage to be poured. The transverse reinforcing rods or the opposite-pulling screws are inserted into the through holes to form transverse reinforcing ribs, the overall rigidity of the plane of the device is increased, the penetrated transverse reinforcing rods and the reinforcing steel bar framework are bound into a whole by the binding wires, and the interception device is prevented from displacing during pouring. The prior art scheme has the advantages that the related beneficial effects can be realized through the structure of the prior art, but the prior art concrete interception device still has the defects that after being bound and fixed on a reinforcement cage, the prior art interception device cannot be used in a turnover mode while the interception effect is realized along with pouring and solidification of concrete with different labels, the cost of beam column pouring construction is increased, and the number of reinforcing steel bars at the juncture of the beam columns is more, so that the prior art interception device is more in anchoring points with the reinforcing steel bars during installation, the operation complexity is certainly increased, the interception net for intercepting the concrete with different labels is difficult to install in the reinforcement cage of the beam columns, if the interception net is forcedly dragged to a designated position, the reinforcing steel bars easily penetrate through the interception net, the interception net is easy to break by the concrete, the high-strength concrete flows to the peripheral beam plates, and the concrete is wasted and the cost is increased. In view of this, we propose a concrete interception device and a method of using the same. Disclosure of Invention Technical problem to be solved The application aims to provide a concrete interception device and a method for using the same, which solve the technical problems in the background technology. Technical proposal The technical scheme includes that the concrete interception device comprises an interception bar and a flexible interception unit, wherein the interception bar and the flexible interception unit are required to be inserted into a pouring template at the same time and separate concrete interception of different labels in the pouring template, the flexible interception unit is placed at a steel bar binding and fixing position in the pouring template and used for intercepting and blocking the steel bar binding and fixing position in the pouring template, the steel bar binding and fixing position can be correspondingly elastically deformed according to the shape of the steel bar, the flexible interception unit is placed on one side of the steel bar, the interception bar is placed on the other side of the steel bar, the flexible interception unit comprises an interception stand, a strip-shaped groove cavity is formed in the side wall of the interception stand, a plurality of elastically telescopic interception tentacles are uniformly arranged in the strip-shaped groove cavity from top to bottom, a connecting cavity groove with the top penetrating through the top wall of the interception stand is formed in the interception stand, a pressure regulator is arranged at the opening of the top end of the connecting cavity, the pressure regulator is used for actively treating the air pressure inside the connecting cavity groove when the air pressure inside the connecting cavity is larger than a set value, the pressure release working in a matched mode with an interception touch is further arranged inside the interception stand, the pressure can be sensed when the tentacle is elastically contracted, the surface of the interception bar is sensed on the side wall, and the side wall is in a critical value when the interception lamp is sensed on the side of the steel bar