CN218614755U

CN218614755U - Steel fiber feeding device for preparing high-strength steel fiber concrete

Info

Publication number: CN218614755U
Application number: CN202222829605.4U
Authority: CN
Inventors: 吴昌兵; 易万金; 刘泉; 胡兵; 朱新来
Original assignee: Yichang Ledexing Commercial Concrete Co ltd
Current assignee: Yichang Ledexing Commercial Concrete Co ltd
Priority date: 2022-10-26
Filing date: 2022-10-26
Publication date: 2023-03-14
Anticipated expiration: 2032-10-26

Abstract

The steel fiber feeding device for preparing the high-strength steel fiber concrete comprises a rack, wherein a feeding hole is formed in one side of the rack, a discharging hole is formed in the bottom of the rack, bearing seats are arranged on two sides of the upper end of the rack, two ends of a dispersion bin are arranged on the rack in a rotating fit mode through the bearing seats, and a driving device is arranged on one side of the rack and used for driving the dispersion bin to rotate; the dispersion bin comprises a central shaft, two ends of the central shaft are supported by bearing seats in a running fit mode, a plurality of supporting rod pieces are uniformly distributed on the outer circumferential wall of the central shaft between the bearing seats on the two sides in an annular mode, one end, far away from the central shaft, of each supporting rod piece is provided with a supporting transverse rod, two ends of each supporting transverse rod are fixedly connected with limiting rings respectively, and a gap for allowing steel fibers to pass through is formed between the limiting rings on the two sides. Through throwing into the steel fibre in the dispersion storehouse, the dispersion storehouse rotates under drive arrangement's drive, and the steel fibre is broken up in the dispersion storehouse, and the steel fibre after breaking up drops from the clearance in dispersion storehouse periphery to obtain the steel fibre of complete dispersion.

Description

Steel fiber feeding device for preparing high-strength steel fiber concrete

Technical Field

The utility model relates to a steel fibre concrete preparation technical field especially relates to a steel fibre input device for high strength steel fibre concrete preparation.

Background

In the process of carrying out the preparation of high strength steel fiber composite concrete in batches, need drop into a large amount of steel fibre, consequently need be according to the ratio, add the steel fibre in the bag in the concrete, if the steel fibre that will become the bagging-off packing directly puts in agitated vessel, agitated vessel can't be quick with steel fibre stirring, if thoughtlessly there is the steel fibre of agglomeration in the concrete will can not satisfy the construction demand.

Chinese patent document CN108858789B, published/announced 5/6/2020, discloses a device for feeding and dispersing a variety of steel fibers, wherein a conveying belt is disposed in a steel fiber conveying and dispersing arm, the bottom surface of one end of the steel fiber conveying and dispersing arm is disposed at the upper end of a dispersing support column, a dispersing hopper is disposed on the top surface of the end, and a discharge port is disposed on the bottom surface of the other end of the steel fiber conveying and dispersing arm; be equipped with the unloading cage in the dispersion hopper, the unloading cage drives rotatoryly through setting up the unloading cage motor in dispersion hopper outside, and the mess up is equipped with scrapes the material target tooth on the cage muscle of unloading cage, constantly rotates at the unloading cage, and the steel fibre that will drop unloading cage upper portion and place into the heap drops through scraping the continuous target of material target tooth, and the steel fibre rethread unloading cage that drops disperses on defeated material conveyer belt. The device disperses the steel fibers by the scraping target teeth, and when the device is used, the scraping target teeth can bring the steel fibers into clusters, so that the steel fibers on the conveying conveyor belt can have undispersed steel fiber clusters.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is: solve the problem that exists among the above-mentioned background art, provide a steel fibre input device for high strength steel fibre concrete preparation, through throwing into steel fibre in the dispersion storehouse, under the rotation in dispersion storehouse, steel fibre breaks up in the dispersion storehouse, then drops in the clearance of following dispersion storehouse periphery to obtain the steel fibre of complete dispersion.

In order to realize the technical characteristics, the purpose of the utility model is realized as follows: the steel fiber feeding device for preparing the high-strength steel fiber concrete comprises a rack, wherein a feeding hole is formed in one side of the rack, a discharging hole is formed in the bottom of the rack, bearing seats are arranged on two sides of the upper end of the rack, two ends of a dispersion bin are arranged on the rack in a rotating fit mode through the bearing seats, and a driving device is arranged on one side of the rack and used for driving the dispersion bin to rotate; the dispersion bin comprises a central shaft, two ends of the central shaft are supported by bearing seats in a running fit mode, a plurality of supporting rod pieces are uniformly distributed on the outer circumferential wall of the central shaft between the bearing seats on the two sides in an annular mode, one end, far away from the central shaft, of each supporting rod piece is provided with a supporting transverse rod, two ends of each supporting transverse rod are fixedly connected with limiting rings respectively, and a gap for allowing steel fibers to pass through is formed between the limiting rings on the two sides.

The support rod piece comprises radiation rods which are uniformly distributed at two ends of a central shaft in an annular mode, the support cross rod is connected to the radiation rods and is far away from one end of the central shaft, the support cross rod and the central shaft are coaxial, and a material beating rod is connected between the radiation rods on two sides.

The clearance for the steel fiber to pass through is formed by a plurality of screening rods connected between the limiting rings on two sides, and the screening rods are arranged around the outer sides of the limiting rings at intervals to form a clearance for the steel fiber to pass through.

The gap for the steel fiber to pass through is formed by screening rings surrounding the supporting cross rod, and the screening rings are arranged at intervals to form a gap for the steel fiber to pass through.

An upper shell is arranged above the rack, covers the upper side part of the dispersion bin and is detachably mounted on the upper side of the rack.

The outside in dispersion storehouse still is equipped with anti-device of sweeping for clear away the steel fibre that the card hinders on dispersion storehouse.

The device is swept in the reverse direction is the steel wire round brush of installing the casing, and the both ends of steel wire round brush are passed through the bearing frame and are connected with last casing rotation, and the steel wire round brush is contradicted with the dispersion storehouse, and when the dispersion storehouse rotated, it rotated to drive the steel wire round brush.

The utility model discloses there is following beneficial effect:

1. the drive arrangement starts, drives the dispersion storehouse and rotates, and the steel fibre that will become the bag is poured into the dispersion storehouse through the feed inlet in, and the steel fibre follows the dispersion storehouse and rotates, and when rotating the high point in dispersion storehouse, the steel fibre drops, at the in-process that drops, breaks up through the support bar, and the steel fibre after breaking up falls out from the clearance of dispersion storehouse periphery to obtain the steel fibre of complete dispersion.

2. The support rod piece includes the radiation pole of annular equipartition at the center pin both ends, supports the horizontal pole and connects and keep away from center pin one end at the radiation pole, and supports the horizontal pole and be connected with the axle direction with the center pin between the radiation pole of both sides, and each member not only plays the supporting role, when dispersion storehouse rotates, still plays the effect of breaing up steel fibre.

3. The outside in dispersion storehouse still is equipped with anti-device of sweeping for clear away the steel fibre that the card hinders on dispersion storehouse.

Drawings

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

Fig. 2 is a schematic view of the structure of the present invention.

Fig. 3 is a schematic view of the three-dimensional structure of the upper housing of the present invention.

Fig. 4 is a schematic view of the other perspective three-dimensional structure of the upper housing of the present invention.

Fig. 5 is a schematic view of the bottom view perspective structure of the present invention.

Fig. 6 is a schematic view of the three-dimensional structure of the dispersing bin of the present invention.

Fig. 7 is the longitudinal section structure diagram of the dispersing bin of the present invention.

Fig. 8 is an enlarged schematic view of a portion a in fig. 7.

Fig. 9 is a schematic view of the structure of the utility model in use.

In the figure: the device comprises a frame 1, a feeding hole 11, a discharging hole 12, an upper shell 13, a bearing seat 14, a dispersion bin 2, a central shaft 21, a radiation rod 22, a support cross rod 23, a limiting ring 24, a screening ring 25, a material beating rod 26, a driving device 3, a reverse sweeping device 4 and a conveying belt 5.

Detailed Description

The following describes embodiments of the present invention with reference to the accompanying drawings.

Referring to fig. 1-9, the steel fiber feeding device for preparing high-strength steel fiber concrete comprises a frame 1, wherein a feeding hole 11 is formed in one side of the frame 1, a discharging hole 12 is formed in the bottom of the frame 1, bearing seats 14 are installed on two sides of the upper end of the frame 1, two ends of a dispersion bin 2 are installed on the frame 1 in a rotating fit mode through the bearing seats 14, and a driving device 3 is installed on one side of the frame 1 and used for driving the dispersion bin 2 to rotate; the dispersing bin 2 comprises a central shaft 21, the two ends of the central shaft 21 are supported by the bearing seats 14 in a running fit mode, a plurality of supporting rod pieces are uniformly distributed on the outer circumferential wall of the central shaft 21 between the bearing seats 14 on the two sides in an annular mode, one end, far away from the central shaft 21, of each supporting rod piece is provided with a supporting cross rod 23, the two ends of each supporting cross rod 23 are fixedly connected with limiting rings 24 respectively, a gap for steel fibers to pass through is formed between the limiting rings 24 on the two sides, and the feed inlet 11 extends into the dispersing bin 2. Through throwing into steel fiber dispersion storehouse 2, dispersion storehouse 2 rotates under drive arrangement 3's drive, and steel fiber breaks up in dispersion storehouse, and the steel fiber after breaking up drops from the clearance of dispersion storehouse periphery to obtain the steel fiber of complete dispersion.

The driving device 3 may be a motor, or a combination of a motor and a speed reducer. The motor or the speed reducer is connected through a belt transmission or a coupling so as to drive the dispersion bin 2 to rotate. Referring to fig. 4, a belt pulley is mounted on the output shaft of the motor, a belt pulley is also mounted on one end of the central shaft 21, and a triangular belt is mounted on the two belt pulleys for transmission.

Referring to fig. 6, the support rod comprises radial rods 22 annularly and uniformly distributed at two ends of a central shaft 21, a support cross rod 23 is connected to one end of the radial rod 22 far away from the central shaft 21, the support cross rod 23 and the central shaft 21 are coaxial, and a material beating rod 26 is connected between the radial rods 22 at two sides. Each rod piece not only plays a supporting role, but also plays a role in scattering the steel fiber when the dispersion bin 2 rotates.

In a preferred embodiment, the gap for passing the steel fiber is formed by a plurality of screening rods connected between the two side stop rings 24, and the screening rods are arranged around the outer sides of the stop rings 24 at intervals (not shown in the figure) to form a gap for passing the steel fiber. Specifically, the mounting direction of the screening rods is coaxial with the central axis 21, and the gaps between adjacent screening rods are used for steel fibers to pass through.

Referring to fig. 6-8, the gap for the passage of steel fibers is formed by screening rings 25 surrounding the support rail 23, the screening rings 25 being spaced apart to form a gap for the passage of steel fibers. Specifically, the screening rings 25 are made of thin round steel, steel fibers are not prone to blocking, the screening rings 25 are welded on the outer side or the inner side of the supporting cross rod 23, and gaps between adjacent screening rings 25 are used for the steel fibers to pass through.

When in use, the outer periphery of the dispersion bin 2 may be a circular structure or a polygonal structure.

Referring to fig. 1, an upper housing 13 is further provided above the frame 1, and the upper housing 13 covers an upper portion of the dispersion tank 2 and is detachably mounted on an upper side of the frame 1. Ensure the production safety and prevent the steel fiber from falling out.

Referring to fig. 1, the outside of the dispersion bin 2 is further provided with a reverse sweeping device 4 for removing the steel fiber stuck on the dispersion bin 2. Specifically, device 4 is swept in reverse direction for installing the steel wire round brush of casing 13, and the both ends of steel wire round brush are passed through the bearing frame and are connected with last casing 13 rotation, and the steel wire round brush is contradicted with dispersion storehouse 2, and when dispersion storehouse 2 rotated, it rotated to drive the steel wire round brush. During the use, the steel wire brush hair of steel wire round brush stretches into in the clearance of dispersing 2 peripheries in storehouse to clear away the steel fibre that blocks in dispersing 2 clearances in storehouse. The reverse-sweeping device 4 can also adopt a high-pressure air reverse-blowing structure. It should be noted that when the dispersion chamber 2 having a polygonal structure is used, the structure of the back-sweeping device 4 shown in fig. 1 is not easy to use.

The utility model discloses a working process and principle:

during the use, see 1, 9, drive arrangement 3 starts, drive dispersion storehouse 2 and rotate, the steel fibre that will become the bag is poured into dispersion storehouse 2 through feed inlet 11, steel fibre follows dispersion storehouse 2 and rotates, when rotating the high point of dispersion storehouse 2, steel fibre drops, at the in-process that drops, break up through the support member, steel fibre after breaking up falls out from the clearance of dispersion storehouse 2 periphery, then fall into conveyer belt 5 of below from discharge gate 12 of frame 1 below, steel fibre passes through conveyer belt 5 and carries in the agitated vessel.

Claims

1. A steel fibre input device for preparation of high strength steel fibre concrete, it includes frame (1), its characterized in that: a feeding hole (11) is formed in one side of the rack (1), a discharging hole (12) is formed in the bottom of the rack (1), bearing seats (14) are installed on two sides of the upper end of the rack (1), two ends of the dispersing bin (2) are installed on the rack (1) in a rotating fit mode through the bearing seats (14), and a driving device (3) is installed on one side of the rack (1) and used for driving the dispersing bin (2) to rotate; the dispersion storehouse (2) includes center pin (21), and the both ends and bearing frame (14) normal running fit of center pin (21) support, and the outer periphery wall annular equipartition that center pin (21) are located between both sides bearing frame (14) has a plurality of support member, and the support member is kept away from center pin (21) one end and is equipped with support horizontal pole (23), and the both ends of support horizontal pole (23) are fixedly connected with spacing ring (24) respectively, are equipped with the clearance that is used for the steel fibre to pass through between spacing ring (24) of both sides.

2. The steel fiber feeding device for preparing the high-strength steel fiber concrete according to claim 1, wherein the support rod members comprise radiating rods (22) annularly and uniformly distributed at two ends of the central shaft (21), the support cross rod (23) is connected to one end, far away from the central shaft (21), of each radiating rod (22), the support cross rod (23) and the central shaft (21) are coaxial, and a material beating rod (26) is connected between the radiating rods (22) at two sides.

3. A steel fibre delivery apparatus for high strength steel fibre concrete production according to claim 1, wherein the gap for steel fibre passage is formed by a plurality of sub-screen bars connected between the stop rings (24) on both sides, each sub-screen bar being spaced around the outside of the stop ring (24) forming a gap for steel fibre passage.

4. A steel fibre placement device for high strength steel fibre concrete production according to claim 1, characterised in that said gap for the passage of steel fibres is formed by screening rings (25) surrounding the support rail (23), the screening rings (25) being spaced apart to form a gap for the passage of steel fibres.

5. A steel fiber feeding device for high strength steel fiber concrete preparation according to claim 1, wherein an upper housing (13) is further provided above said frame (1), said upper housing (13) covering the upper part of said dispersion chamber (2) and being detachably mounted on the upper side of said frame (1).

6. The steel fiber feeding device for preparing the high-strength steel fiber concrete according to claim 1, wherein a reverse sweeping device (4) is further arranged on the outer side of the dispersion bin (2) and used for clearing the steel fibers blocked on the dispersion bin (2).

7. The steel fiber feeding device for the preparation of the high-strength steel fiber concrete according to claim 6, wherein the reverse sweeping device (4) is a steel wire rolling brush mounted on the upper housing (13), two ends of the steel wire rolling brush are rotatably connected with the upper housing (13) through bearing seats, the steel wire rolling brush abuts against the dispersion bin (2), and the dispersion bin (2) is rotated to drive the steel wire rolling brush to rotate.