Steel fiber positioning device for concrete

Abstract

The utility model discloses a steel fiber positioning device for concrete, and relates to the technical field of concrete pouring. Comprising a base, a charging barrel is installed above the base, a cleaning assembly is installed between the base and the charging barrel, one side of the base is provided with an inclined discharging channel, the bottom of the side wall, corresponding to the discharging channel, of the charging barrel is provided with a discharging port, and the outer wall of the charging barrel is provided with a material blocking plate in vertical sliding fit; and the lower end of the material blocking plate extends to the discharging opening, a cover plate is installed above the discharging channel, and a piston plate is arranged on the inner wall of the charging barrel in a sliding fit mode. Through the special structural design of the cleaning assembly and cooperative work of a first scraping block and a second scraping block, steel fiber concrete accumulated and adhered to the bottom of an inner cavity of the charging barrel and the bottom of a piston plate can be effectively cleaned, concrete residues are reduced, the position of a material blocking plate can be flexibly adjusted and fixed, opening and closing of a discharging port can be controlled at any time according to needs, and the cleaning effect is good. And overflow of the concrete when discharging is not needed is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to concrete pouring technical field, concretely, relate to a steel fiber positioning device for concrete. BACKGROUND

[0002] Steel fiber reinforced concrete is a new type of multiphase composite material formed by mixing short steel fibers in random distribution in ordinary concrete, which can improve the tensile, bending, impact and fatigue resistance of concrete, and has good delay.

[0003] The utility model discloses a kind of steel fiber orientation device of steel fiber reinforced concrete, including base, base is equipped with the barrel for containing steel fiber reinforced concrete, the side of base is equipped with the inclinedly arranged discharge channel, barrel and the discharge port of the side wall bottom corresponding to the discharge channel are set, the inlet of discharge channel is communicated with discharge port;Barrel outer wall is further equipped with vertically slidable baffle, and the lower end of baffle extends to discharge port, for controlling the opening size of discharge port.The steel fiber orientation device of steel fiber reinforced concrete provided by the utility model can realize the stable orientation distribution of steel fiber reinforced concrete without the mode of electromagnetic field, and the structure is simple, convenient to operate, and low in cost.

[0004] The above-mentioned patent is detachably equipped with a piston in the inner cavity of the barrel. When steel fiber reinforced concrete is added to the barrel, the piston is pressed to accelerate the flow of steel fiber reinforced concrete out of the discharge port. Since the inner cavity bottom of the barrel is horizontally arranged, part of the steel fiber reinforced concrete will accumulate when the piston is pressed to the bottom. Moreover, the steel fiber reinforced concrete itself has certain viscosity, and will also adhere to the inner cavity bottom of the barrel and the bottom of the piston when accumulating.

[0005] Therefore, we improve it and propose a steel fiber positioning device for concrete. UTILITY MODEL CONTENTS

[0006] The utility model aims at: since the inner cavity bottom of the barrel is horizontally arranged, part of the steel fiber reinforced concrete will accumulate when the piston is pressed to the bottom. Moreover, the steel fiber reinforced concrete itself has certain viscosity, and will also adhere to the inner cavity bottom of the barrel and the bottom of the piston when accumulating.

[0007] In order to achieve the above-mentioned utility model purposes, the utility model provides the following technical solutions:

[0008] A steel fiber positioning device for concrete is provided to improve the above-mentioned problems.

[0009] The present application is as follows:

[0010] The utility model provides a concrete steel fiber positioning device, including the base, the upper installation of the base is equipped with the material cylinder, the installation of the base with the material cylinder between is equipped with the cleaning assembly, one side of the base is equipped with the inclinedly arranged material outlet channel, the bottom of the side wall of material cylinder with material outlet channel corresponds and is equipped with the material outlet, the outer wall of material cylinder is equipped with the vertical sliding cooperation's baffle, the lower end of baffle extends to the material outlet, the upper installation of material outlet channel is equipped with the cover plate, the inner wall of material cylinder is equipped with the piston plate.

[0011] Through the special structure design of cleaning assembly, the first scraper and the second scraper work cooperatively, can effectively clean the steel fiber concrete accumulated and adhered on the bottom of the inner cavity of the material cylinder and the bottom of the piston plate, reduce the concrete residue, reduce the material waste, the baffle can be flexibly adjusted and fixed, can control the opening and closing of the material outlet at any time according to the need, reduce the overflow of concrete when not needed.

[0012] As a preferred embodiment of the concrete steel fiber positioning device provided by the utility model, both sides of the baffle are equipped with sliding plates, both side edges of the material cylinder are equipped with sliding frames in sliding cooperation with the sliding plates, and the outer sides of the two sliding frames are threadedly connected with fixing bolts abutting against the sliding plates.

[0013] As a preferred embodiment of the concrete steel fiber positioning device provided by the utility model, both sides of the baffle are equipped with sliding plates, both side edges of the material cylinder are equipped with sliding frames in sliding cooperation with the sliding plates, and the outer sides of the two sliding frames are threadedly connected with fixing bolts abutting against the sliding plates.

[0014] As a preferred embodiment of the concrete steel fiber positioning device provided by the utility model, the cleaning assembly comprises a cleaning frame arranged between the base and the material cylinder, and an L-shaped groove is formed in the inner wall of the cleaning frame and communicates with the interior of the material cylinder.

[0015] As a preferred embodiment of the concrete steel fiber positioning device provided by the utility model, the L-shaped groove is provided with a first scraper on one side thereof facing the opening direction of the material outlet, and a second scraper is arranged on the other side of the L-shaped groove.

[0016] As a preferred embodiment of the concrete steel fiber positioning device provided by the utility model, the second scraper is provided with a limiting groove on one side thereof facing the material outlet, and a limiting block in sliding cooperation with the second scraper is arranged in the inner wall of the limiting groove.

[0017] As a preferred embodiment of the steel fiber positioning device for concrete provided by the utility model, the inner wall of the other side of the L-shaped groove is rotationally matched with a threaded rod penetrating to the outside, the first scraping block is provided with a threaded hole on one side thereof, which is threadedly matched with the threaded rod, the inner wall bottom of the other side of the L-shaped groove is provided with a fixed shaft, and the second scraping block is provided with a through hole on one side thereof, which is rotationally matched with the fixed shaft.

[0018] As a preferred embodiment of the steel fiber positioning device for concrete provided by the utility model, the one side of the limiting block is provided with a connecting groove, the one end of the second scraping block close to the first scraping block is provided with a connecting column rotationally matched with the connecting groove, and the one side of the second scraping block is provided with two beveled scraping plates matched with the bottom of the piston plate and the bottom of the barrel respectively.

[0019] Compared with the prior art, the utility model has the beneficial effects that through the special structural design of the cleaning assembly, the first scraping block and the second scraping block work cooperatively, can effectively clean the steel fiber concrete accumulated and adhered on the bottom of the barrel inner cavity and the bottom of the piston plate, reduce the concrete residues, reduce the material waste, the blocking plate can be flexibly adjusted and fixed, can control the opening and closing of the discharge port at any time according to the needs, and reduce the overflow of the concrete when the discharge is not needed. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is the whole structure schematic diagram of the steel fiber positioning device for concrete provided by the utility model;

[0021] Figure 2 It is the whole explosion type structure schematic diagram of the steel fiber positioning device for concrete provided by the utility model;

[0022] Figure 3 It is the barrel side sectional view structure schematic diagram provided by the utility model;

[0023] Figure 4 It is the barrel upper sectional view structure schematic diagram provided by the utility model;

[0024] Figure 5 It is the first scraping block and the second scraping block connecting structure schematic diagram provided by the utility model.

[0025] Indicated in the figure:

[0026] 1, base; 2, barrel; 3, cleaning assembly; 301, cleaning frame; 302, L-shaped groove; 303, first scraping block; 304, second scraping block; 305, limiting groove; 306, limiting block; 307, threaded rod; 308, fixed shaft; 309, through hole; 310, threaded hole; 311, connecting groove; 312, connecting column; 313, bevel scraping plate; 4, material blocking plate; 5, cover plate; 6, piston plate; 7, sliding plate; 8, sliding frame; 9, fixing bolt; 10, discharge port; 11, discharge channel; 12, side plate; 13, bolt hole; 14, mounting bolt. DETAILED DESCRIPTION

[0027] In order to make the purpose, technical scheme and advantages of the embodiments of the present application clearer, the technical scheme in the embodiments of the present application will be described clearly and completely below with reference to the drawings. Obviously, the described embodiments are part of the embodiments of the present application, rather than all the embodiments.

[0028] Therefore, the following detailed description of the embodiments of the present application is not intended to limit the scope of the claimed application, but only represents some embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application.

[0029] It should be noted that the embodiments and features and technical solutions in the embodiments in the present application can be combined with each other without conflict.

[0030] It should be noted that: similar reference numbers and letters represent similar items in the following drawings, so once an item is defined in one drawing, it does not need to be further defined and explained in subsequent drawings.

[0031] In the description of the present application, it should be noted that the orientation or position relationship indicated by the terms "upper", "lower" and the like is based on the orientation or position relationship shown in the drawings, or the orientation or position relationship commonly used when the product of the present application is used, or the orientation or position relationship commonly understood by those skilled in the art. Such terms are only for the convenience of describing the present application and simplifying the description, and are not intended to indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application. In addition, the terms "first", "second" and the like are only used for differentiation in description and cannot be understood as indicating or implying relative importance.

[0032] In order for those skilled in the art to better understand the present application, the technical scheme in the embodiments of the present application will be described clearly and completely below with reference to the drawings.

[0033] It should be noted that the embodiments in the utility model and the features and technical solutions in the embodiments can be combined with each other without conflict.

[0034] It should be noted that like reference numerals and letters refer to like items in the drawings, and once an item is defined in one drawing, it need not be further defined and explained in subsequent drawings.

[0035] Embodiment 1

[0036] Please refer to Figures 1-5 A steel fiber positioning device for concrete comprises a base 1, a charging barrel 2 is installed above the base 1, a cleaning assembly 3 is installed between the base 1 and the charging barrel 2, an inclined discharge channel 11 is arranged on one side of the base 1, a discharge port 10 is arranged at the bottom of the side wall of the charging barrel 2 corresponding to the discharge channel 11, a baffle plate 4 is slidably arranged on the outer wall of the charging barrel 2, the lower end of the baffle plate 4 extends to the discharge port 10, a cover plate 5 is installed above the discharge channel 11, and a piston plate 6 is slidably arranged on the inner wall of the charging barrel 2. The baffle plate 4 is provided with a sliding plate 7 on both sides, the two sides of the charging barrel 2 are provided with a sliding frame 8 which is slidably arranged with the sliding plate 7, and the outer sides of the two sliding frames 8 are threadedly arranged with a fixing bolt 9 which abuts against the sliding plate 7. The two sides of the discharge channel 11 in the width direction are provided with a side plate 12 which is outwardly folded and matched with the cover plate 5, a plurality of bolt holes 13 are arranged on the upper side of the side plate 12, and the upper side of the cover plate 5 is provided with an installation bolt 14 which is threadedly matched with the bolt hole 13.

[0037] When the steel fiber concrete is injected into the charging barrel 2, the operator presses the piston plate 6, the piston plate 6 vertically slides on the inner wall of the charging barrel 2, and the steel fiber concrete is pushed to move to the discharge port 10 by the pressure applied by the piston plate 6. During the discharging process, the baffle plate 4 can be adjusted in position by the sliding cooperation of the sliding plate 7 and the sliding frame 8, and when not in use, it can be slid down to the discharge port 10 to block the discharge port to prevent the concrete from overflowing, and when in use, it can be slid up to open the discharge port. By tightening or loosening the fixing bolt 9, the baffle plate 4 can be fixed at the desired position; the cover plate 5 above the discharge channel 11 is installed by threadedly matching the installation bolt 14 with the bolt hole 13 on the side plate 12, and when the concrete flows into the discharge channel 11 from the discharge port 10, the cover plate 5 can prevent the concrete from splashing out; by arranging the discharge channel 11 to be inclined, the steel fiber concrete is slowly discharged along the inclined discharge channel 11, the steel fibers are oriented by the shearing flow effect of the inclined flow channel wall, and the steel fiber oriented reinforced steel fiber concrete is obtained; the steel fiber is oriented and distributed to a higher degree, and can be used for the oriented distribution of steel fibers in cement-based materials such as ultra-high performance concrete.

[0038] The baffle plate 4 can be flexibly adjusted and fixed, and the opening and closing of the discharge port 10 can be controlled at any time as needed.

[0039] Embodiment 2

[0040] The cleaning assembly 3 comprises a cleaning frame 301 arranged between the base 1 and the barrel 2, and the inner wall of the cleaning frame 301 is provided with an L-shaped groove 302 in communication with the inside of the barrel 2. The L-shaped groove 302 is provided with a first scraping block 303 on the side facing the opening direction of the discharge port 10, and a second scraping block 304 on the other side of the L-shaped groove 302. The side of the second scraping block 304 facing the discharge port 10 is provided with a limiting groove 305, and the inner wall of the limiting groove 305 is slidingly fitted with a limiting block 306 matched with the second scraping block 304. The inner wall of the other side of the L-shaped groove 302 is rotatably fitted with a threaded rod 307 penetrating to the outside, and the side of the first scraping block 303 is provided with a threaded hole 310 threadedly matched with the threaded rod 307. The bottom of the inner wall of the other side of the L-shaped groove 302 is provided with a fixed shaft 308, and the side of the second scraping block 304 is provided with a through hole 309 rotatably fitted with the fixed shaft 308. The side of the limiting block 306 is provided with a connecting groove 311, and the end of the second scraping block 304 close to the first scraping block 303 is provided with a connecting column 312 rotatably fitted with the connecting groove 311. The side of the second scraping block 304 is provided with two beveled scraping plates 313 matched with the bottom of the piston plate 6 and the bottom of the barrel 2 respectively.

[0041] The implementation process is as follows: when the piston plate 6 is pressed to the bottom of the barrel 2, causing part of the steel fiber concrete to accumulate and adhere to the bottom of the barrel 2 and the bottom of the piston plate 6, the cleaning assembly 3 starts to work. The cleaning frame 301 is arranged between the base 1 and the barrel 2, and the L-shaped groove 302 in the inner wall of the cleaning frame 301 is in communication with the inside of the barrel 2. The threaded rod 307 is rotated, and since the threaded hole 310 of the first scraping block 303 is threadedly matched with the threaded rod 307, the first scraping block 303 will move along the L-shaped groove 302 to scrape off the concrete accumulated and adhered to the side of the bottom of the barrel 2 close to the discharge port 10. At the same time, the second scraping block 304 is rotatably connected to the other side of the L-shaped groove 302 through the fixed shaft 308, and the limiting block 306 on the second scraping block 304 slides in the limiting groove 305. When the first scraping block 303 moves, it drives the second scraping block 304 to rotate around the fixed shaft 308, and the beveled scraping plate 313 on the side of the second scraping block 304 can scrape off the concrete accumulated and adhered to the bottom of the piston plate 6 and other positions of the bottom of the barrel 2, and clean the concrete from the L-shaped groove 302 to the discharge passage 11.

[0042] The implementation benefits are as follows: the first scraping block 303 and the second scraping block 304 work cooperatively to effectively clean the steel fiber concrete accumulated and adhered to the bottom of the barrel 2 and the bottom of the piston plate 6.

[0043] The above examples are only used to illustrate the technical solutions described in the utility model and are not intended to limit the utility model. Although the utility model has been described in detail with reference to the above-described various embodiments, the utility model is not limited to the above-described specific embodiments, and therefore any modification or equivalent replacement of the utility model is allowed. Any technical solution and improvement that does not deviate from the spirit and scope of the utility model is included in the scope of the claims of the utility model.

Claims

1. A steel fiber positioning device for concrete, characterized in that, include: A base (1) is provided with a material cylinder (2) installed above the base (1). A cleaning component (3) is installed between the base (1) and the material cylinder (2). An inclined discharge channel (11) is provided on one side of the base (1). A discharge port (10) is opened at the bottom of the side wall corresponding to the material cylinder (2) and the discharge channel (11). A vertically sliding baffle plate (4) is provided on the outer wall of the material cylinder (2). The lower end of the baffle plate (4) extends to the discharge port (10). A cover plate (5) is installed above the discharge channel (11). A piston plate (6) is slidably fitted on the inner wall of the material cylinder (2).

2. The steel fiber positioning device for concrete according to claim 1, characterized in that, The baffle plate (4) is equipped with a sliding plate (7) on both sides, and the material cylinder (2) is equipped with a sliding frame (8) that slides with the sliding plate (7) on both sides. The outer sides of the two sliding frames (8) are threaded with fixing bolts (9) that abut against the sliding plate (7).

3. The steel fiber positioning device for concrete according to claim 1, characterized in that, The discharge channel (11) has side plates (12) on both sides in the width direction that cooperate with the cover plate (5) and fold outward. The side plates (12) have multiple bolt holes (13) on the upper side. The cover plate (5) has mounting bolts (14) that are threadedly engaged with the bolt holes (13) on the upper side.

4. A steel fiber positioning device for concrete according to claim 1, characterized in that, The cleaning component (3) includes a cleaning frame (301) installed between the base (1) and the material cylinder (2), and the inner wall of the cleaning frame (301) is provided with an L-shaped groove (302) that communicates with the inside of the material cylinder (2).

5. A steel fiber positioning device for concrete according to claim 4, characterized in that, The L-shaped groove (302) has a first scraper (303) on one side facing the opening direction of the discharge port (10), and a second scraper (304) on the other side of the L-shaped groove (302).

6. A steel fiber positioning device for concrete according to claim 5, characterized in that, The second scraper (304) has a limiting groove (305) on the side facing the discharge port (10), and the inner wall of the limiting groove (305) is slidably fitted with a limiting block (306) that cooperates with the second scraper (304).

7. A steel fiber positioning device for concrete according to claim 6, characterized in that, The inner wall of the other side of the L-shaped groove (302) is rotatably fitted with a threaded rod (307) that extends to the outside. One side of the first scraper (303) is provided with a threaded hole (310) that is threadedly fitted with the threaded rod (307). The bottom of the inner wall of the other side of the L-shaped groove (302) is provided with a fixed shaft (308). One side of the second scraper (304) is provided with a through hole (309) that is rotatably fitted with the fixed shaft (308).

8. A steel fiber positioning device for concrete according to claim 7, characterized in that, The limiting block (306) has a connecting groove (311) on one side. The second scraper (304) is equipped with a connecting column (312) that rotates with the connecting groove (311) at one end near the first scraper (303). The second scraper (304) is equipped with two inclined scrapers (313) that respectively cooperate with the bottom of the piston plate (6) and the bottom of the material cylinder (2) on one side.

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