CN215359159U

CN215359159U - Concrete proportioning machine

Info

Publication number: CN215359159U
Application number: CN202121665983.2U
Authority: CN
Inventors: 魏云峰
Original assignee: Jiangsu Ding Concrete Building Materials Co ltd
Current assignee: Jiangsu Ding Concrete Building Materials Co ltd
Priority date: 2021-07-21
Filing date: 2021-07-21
Publication date: 2021-12-31
Anticipated expiration: 2031-07-21

Abstract

The utility model relates to a concrete batching machine, which comprises an upper mixing bin, a middle mixing bin, a lower mixing bin and a stirring device, wherein the upper mixing bin is arranged on the upper mixing bin; the top end of the upper mixing bin is provided with a feeding port; the top end of the middle mixing bin is fixedly connected with and can be communicated with the bottom end of the upper mixing bin, and the bottom end of the middle mixing bin is connected with and can be communicated with the top end of the lower mixing bin; the bottom end of the lower mixing bin is provided with a discharge hole; the stirring device comprises a driving motor, a first screw and a homogenizer; the driving motor is fixed at the bottom outside the lower mixing bin; the bottom end of the first screw is fixedly connected with an output shaft of the driving motor, the lower part of the first screw penetrates through the lower mixing bin, the middle part of the first screw penetrates through the middle mixing bin, and the upper part of the first screw penetrates through the upper mixing bin; the uniform device is fixedly connected with the lower part of the first screw rod. The raw materials for the concrete can be mixed for a plurality of times in the upper, middle and lower mixing bins. Moreover, the rotating homogenizer can further stir the generated concrete, and the uniformity of the concrete is greatly improved on the whole.

Description

Concrete proportioning machine

Technical Field

The utility model relates to the technical field of concrete preparation, in particular to a concrete batching machine.

Background

A concrete batching machine is a device used to mix a proportion of cement, sand, crushed stone and water to produce concrete. Compared with a mode of manually manufacturing concrete, the preparation efficiency of the concrete is greatly improved, and the quality of the concrete is guaranteed.

However, the traditional concrete batching machine is adopted to prepare concrete, the uniformity of the concrete is poor, and the later construction effect is influenced.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem that the uniformity of concrete is poor when the traditional concrete batching machine is used for preparing concrete, the utility model provides the concrete batching machine.

The concrete proportioning machine provided for realizing the purpose of the utility model comprises an upper mixing bin, a middle mixing bin, a lower mixing bin and a stirring device;

the upper mixing bin is hollow, and the top end of the upper mixing bin is provided with a feeding port;

the middle mixing bin is hollow, the top end of the middle mixing bin is fixedly connected with and can be communicated with the bottom end of the upper mixing bin, and the bottom end of the middle mixing bin is connected with and can be communicated with the top end of the lower mixing bin;

the lower mixing bin is hollow, and the bottom end of the lower mixing bin is provided with a discharge hole;

the stirring device comprises a driving motor, a first screw and a homogenizer;

the driving motor is fixed at the bottom outside the lower mixing bin, and the output shaft is arranged upwards;

the first screw rod is vertically arranged, the bottom end of the first screw rod is fixedly connected with an output shaft of the driving motor, the lower part of the first screw rod penetrates through the lower mixing bin, the middle part of the first screw rod penetrates through the middle mixing bin, and the upper part of the first screw rod penetrates through the upper mixing bin;

the mixer is arranged in the lower mixing bin and is fixedly connected with the lower part of the first screw rod.

The concrete proportioning machine is further improved in that the uniform mixer comprises an upper fixed rod, a lower fixed rod and a second screw rod;

the middle part of the upper fixing rod is fixedly connected with the lower part of the first screw rod, and the axis of the upper fixing rod is vertical to the axis of the first screw rod;

the middle part of the lower fixing rod is fixedly connected with the bottom of the first screw rod, and the axis of the lower fixing rod is also vertical to the axis of the first screw rod;

the two second screw rods are vertically arranged, the top end of one of the two second screw rods is fixedly connected with one end of the upper fixing rod, and the bottom end of the one of the two second screw rods is fixedly connected with one end of the lower fixing rod; the top end of the other fixing rod is fixedly connected with the other end of the upper fixing rod, and the bottom end of the other fixing rod is fixedly connected with the other end of the lower fixing rod.

The concrete batching machine is further improved in that the upper fixed rod is respectively connected with the first screw rod and the second screw rod in a welding mode;

the lower fixing rod is respectively connected with the first screw rod and the second screw rod in a welding mode.

The concrete proportioning machine is further improved in that the concrete proportioning machine also comprises a kickoff plate;

the switch plate is arranged in the lower mixing bin, the middle part of the switch plate is fixedly connected with the bottom of the first screw rod, the axis of the switch plate is perpendicular to the axis of the first screw rod, and the bottom end face of the switch plate is abutted to the inner bottom face of the lower mixing bin.

The concrete proportioning machine is further improved in that a first through hole is formed in the left side of the top end of the middle mixing bin, first sliding grooves corresponding to the first through hole are formed in front and rear bin walls inside the middle mixing bin, an upper plug board capable of sliding left and right is slidably arranged in the first sliding grooves, the size of the upper plug board is matched with that of the first through hole, a first abdicating hole is formed in the front end of the upper plug board, a first pressing and resisting block corresponding to the first abdicating hole is formed in the right bin wall inside the middle mixing bin, the size of the first pressing and resisting block is matched with that of the first abdicating hole, and a first inserting hole with the size matched with a first screw rod is formed between the end part of the first pressing and the wall of the first abdicating hole in an enclosing manner; well blending bunker bottom left side is formed with the second through-hole, be formed with on the bulkhead around well blending bunker is inside corresponding to the second sliding groove of second through-hole, but the gliding lower picture peg of horizontal slip is equipped with in the second sliding groove, the front end of picture peg is formed with the second hole of stepping down, be formed with the second that corresponds the second hole of stepping down on the inside right side bulkhead of well blending bunker and press to support the piece, the size that supports the piece and the size looks adaptation in second hole of stepping down are pressed to the second, and the second is pressed to enclose to establish between the tip of piece and the second hole wall of stepping down and is formed with the second of size adaptation in first screw rod and is inserted and establish the hole.

The concrete batching machine is further improved in that one side of the upper inserting plate and the outer side of the lower inserting plate are respectively provided with a handle.

The concrete proportioning machine is further improved by further comprising a plurality of electromagnetic bin wall vibrators which are uniformly distributed along the circumferential direction of the middle mixing bin.

The concrete batching machine is further improved in that the size of the cross section of the upper mixing bin is gradually reduced from top to bottom, the cross section of the middle mixing bin is in equal-diameter arrangement, and the size of the cross section of the lower mixing bin is gradually increased from top to bottom.

The utility model has the beneficial effects that: through setting up blending bunker, well blending bunker and lower blending bunker, the concrete can mix for the first time in last blending bunker with the raw materials, carries out the second in well blending bunker and mixes, mixes for the third time in the blending bunker down. Thus, the uniformity of the concrete is greatly improved. A mixer is fixed to the lower part of the first screw, and the rotating mixer can further mix the produced concrete, that is, mix the concrete in the lower silo in the horizontal direction and the vertical direction. Therefore, the uniformity of the concrete is further improved, and the later construction effect is improved.

Drawings

FIG. 1 is a schematic structural view of a concrete dispensing machine according to the present invention;

FIG. 2 is a schematic view of the structure of a leveler in the concrete dispensing machine shown in FIG. 1;

FIG. 3 is a schematic view of the construction of the top insert plate of the concrete dispensing machine of FIG. 1;

fig. 4 is a schematic layout view of a connection structure of the upper insertion plate and the first pressing plate in the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1 to 4, a concrete batching machine, as one embodiment of the present invention, includes an upper silo 110, a middle silo 120, a lower silo 130 and a stirring device 140. Wherein, go up blending bunker 110 and be hollow structure, its top is the pan feeding mouth. Well blending bunker 120 is hollow structure, and its top and the bottom fixed connection of last blending bunker 110, and can communicate, and the bottom is connected with the top of blending bunker 130 down, and can communicate. Lower mixing bunker 130 is hollow structure, and discharge gate 131 has been seted up to its bottom. The stirring device 140 includes a driving motor 141, a first screw 142, and a homogenizer 143. The driving motor 141 is fixed at the bottom outside the lower mixing bin 130, and the output shaft is arranged upwards. The first screw 142 is vertically arranged, the bottom end of the first screw is coaxially and fixedly connected with the output shaft of the driving motor 141, the lower part of the first screw penetrates through the lower mixing bin 130, the middle part of the first screw penetrates through the middle mixing bin 120, and the upper part of the first screw penetrates through the upper mixing bin 110. The homogenizer 143 is disposed in the lower silo 130 and is fixedly connected to the lower portion of the first screw 142. In this embodiment, the surface of the first screw 142 is uniformly distributed with blades from top to bottom.

In this embodiment, the raw materials for preparing concrete can get into upper mixing bunker 110 through the pan feeding mouth in, flow through the inside of upper mixing bunker 110 in proper order, the inside of well mixing bunker 120 and down the inside of mixing bunker 130 after generate the concrete, the concrete flows out from discharge gate 131. The driving motor 141 is a power source and can drive the first screw 142 to rotate. The lower part of the first screw 142 is arranged in the lower mixing bin 130 in a penetrating way, the middle part is arranged in the middle mixing bin 120 in a penetrating way, and the upper part is arranged in the upper mixing bin 110 in a penetrating way. The raw materials for concrete can be mixed in the upper silo 110 for the first time, in the middle silo 120 for the second time, and in the lower silo 130 for the third time. Thus, the uniformity of the concrete is greatly improved. A leveler 143 is fixed to a lower portion of the first screw 142. Can drive the even ware 143 through first screw 142 and rotate, pivoted even ware 143 can further stir the concrete that generates, and disturbance between the increase concrete raw materials guarantees the preparation quality of concrete. Therefore, the uniformity of the concrete is further improved, and the later construction effect is improved.

Further, the leveler 143 includes an upper fixing lever 1431, a lower fixing lever 1432, and a second screw 1433. The middle of the upper fixing rod 1431 is fixedly connected with the lower portion of the first screw 142, and the axis is perpendicular to the axis of the first screw 142. The middle part of the lower fixing rod 1432 is fixedly connected with the bottom of the first screw 142, and the axis is also perpendicular to the axis of the first screw 142. The two second screw rods 1433 are vertically arranged and symmetrically arranged with respect to the first screw rod 142, wherein the top end of one of the second screw rods is fixedly connected with one end of the upper fixing rod 1431, and the bottom end of the other one of the second screw rods is fixedly connected with one end of the lower fixing rod 1432; the other top end is fixedly connected with the other end of the upper fixing rod 1431, and the bottom end is fixedly connected with the other end of the lower fixing rod 1432. First screw 142 can drive dead lever 1431 and lower dead lever 1432 and rotate, and then drives second screw 1433 and first screw 142 synchronous revolution, and wherein, upward dead lever 1431 acts on the top flow layer of concrete in feed bin 130 down, and lower dead lever 1432 acts on the underflow layer of concrete in feed bin 130 down, and second screw 1433 acts on a plurality of flow layers of concrete in feed bin 130 down simultaneously. Overall, the uniformity of the concrete is greatly improved. In this embodiment, the upper fixing rod 1431, the lower fixing rod 1432, and the second screw 1433 may have a plate structure, so as to increase a contact area with the concrete raw material.

In an embodiment, the upper fixing rod 1431 is connected to the first screw 142 and the second screw 1433 by welding. The lower fixing rod 1432 is also connected to the first screw 142 and the second screw 1433 by welding. Thus, the connection stability of the leveler 143 and the first screw 142 is strong. Meanwhile, the structure strength of the uniform regulator 143 is high, and the uniform regulator is not easy to scatter.

Further, concrete proportioning machine still includes switch board 150, in switch board 150 locates down feed bin 130, middle part and first screw rod 142's bottom fixed connection, and the axis mutually perpendicular with first screw rod 142's axis, bottom end face and the interior bottom surface of feed bin 130 are laminated (butt) mutually down. The material stirring plate 150 can promote the concrete in the lower mixing bin 130 to be discharged from the discharge port 131 quickly, and the discharging efficiency is effectively improved.

In the utility model, the top end of one side of the middle mixing bin 120 is provided with a first through hole, and the bottom end is provided with a second through hole. The concrete batching machine further comprises an upper insert plate 160 and a lower insert plate 170, wherein the upper insert plate 160 is insertable into the middle mixing silo 120 through a first through-hole for isolating the middle mixing silo 120 from the upper mixing silo 110, and the lower insert plate 170 is insertable into the middle mixing silo 120 through a second through-hole for isolating the middle mixing silo 120 from the lower mixing silo 130. Here, when the raw materials for concrete are mixed in the upper silo 110, the upper insert plate 160 isolates the interior of the middle silo 120 from the interior of the upper silo 110. The lower insert plate 170 isolates the inside of the middle silo 120 from the inside of the lower silo 130 when the raw materials for concrete are mixed in the middle silo 120. Further, the upper board 160 and the lower board 170 are respectively provided with a first yielding hole 161 and a second yielding hole. In this embodiment, the outer side of the upper plug board 160 (exposed to the mixing bin 120) and the outer side of the lower plug board 170 are both provided with a handle 162, so that the upper plug board 160 and the lower plug board 170 can be conveniently operated by the hand of a human body. Specifically, (1) a first through hole is formed in the left side of the top end of the middle mixing bin 120, first sliding grooves corresponding to the first through hole are formed in front and rear bin walls inside the middle mixing bin 120, the upper plug board 160 is slidably arranged in the first sliding grooves in a left-right sliding manner, a first pressing block 190 corresponding to the first yielding hole 161 is formed in the right bin wall inside the middle mixing bin 120, the size of the first pressing block 190 is matched with that of the first yielding hole 161, and a first inserting hole of which the size is matched with that of the first screw 142 is formed between the end part of the first pressing block 190 and the wall of the first yielding hole 161; (2) a second through hole is formed in the left side of the bottom end of the middle mixing bin 120, second sliding grooves corresponding to the second through hole are formed in the front bin wall and the rear bin wall inside the middle mixing bin 120, the lower insert plate 170 can be slidably arranged in the second sliding grooves in a left-right mode, a second pressing block corresponding to a second abdicating hole is formed in the right bin wall inside the middle mixing bin 120, the size of the second pressing block is matched with that of the second abdicating hole, a second inserting hole with the size matched with that of the first screw 142 is formed between the end part of the second pressing block and the wall of the second abdicating hole, and leakage of concrete raw materials from a gap between the first inserting hole and the first screw 142 and a gap between the second inserting hole and the first screw 142 is reduced while normal rotation of the first screw 142 is ensured as much as possible; (3) the surfaces of the first pressing and abutting block and the second pressing and abutting block are provided with sealing gaskets for improving the sealing performance between the first pressing and abutting block and the first yielding hole and between the second pressing and abutting block and the second yielding hole.

In an embodiment of the present invention, the concrete batching machine further includes a plurality of electromagnetic wall vibrators 180, and the plurality of electromagnetic wall vibrators 180 are uniformly distributed along the circumferential direction of the middle mixing bin 120 and are fixedly connected to the outer side wall of the middle mixing bin 120. When the electromagnetic wall vibrator 180 is in an operating state, the material in the upper mixing silo 110 can be accelerated to flow into the middle mixing silo 120. Meanwhile, the material mixing bin 120 is not easy to block, and the preparation efficiency of concrete is improved. The cross sectional dimension of the top end of the upper mixing bin 110 is larger than that of the bottom end (the cross sectional dimension is gradually reduced from top to bottom), so that raw materials for concrete can be conveniently put into the upper mixing bin 110, and meanwhile, the size can be changed to increase the disturbance on materials. The cross-sectional dimension of the top end of the lower mixing silo 130 is smaller than that of the bottom end (specifically, gradually increased from top to bottom), so that the discharge efficiency of concrete is effectively improved. In addition, the number of the discharge ports 131 is two or more, thereby further improving the discharge efficiency of the concrete. The material of the homogenizer 143 is stainless steel, it is difficult to rust, the service life is longer, and have better rigidity and mechanical strength.

In the utility model, (1) the sections of the upper mixing bin 110, the middle mixing bin 120 and the lower mixing bin 130 are all rectangular; (2) the discharge port 131 is sealed and provided with a bin gate in an openable way.

In the description herein, reference to the description of the terms "one embodiment," "some embodiments," "an example," "a specific example," "one specific embodiment," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, a schematic representation of the term does not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the scope of the present invention by equivalent replacement or change according to the technical solution and the inventive concept of the present invention within the scope of the present disclosure.

Claims

1. A concrete batching machine, characterized by comprising:

the mixing device comprises an upper mixing bin, a middle mixing bin, a lower mixing bin and a stirring device;

the stirring device comprises a driving motor, a first screw and a homogenizer;

the driving motor is fixed at the bottom outside the lower mixing bin, and an output shaft is arranged upwards;

the first screw is vertically arranged, the bottom end of the first screw is fixedly connected with an output shaft of the driving motor, the lower part of the first screw penetrates through the lower mixing bin, the middle part of the first screw penetrates through the middle mixing bin, and the upper part of the first screw penetrates through the upper mixing bin;

2. The concrete dosing machine of claim 1, wherein said conditioner includes an upper fixed bar, a lower fixed bar, and a second screw;

the middle part of the lower fixing rod is fixedly connected with the bottom of the first screw rod, and the axis of the lower fixing rod is also perpendicular to the axis of the first screw rod;

the two second screw rods are vertically arranged, the top end of one of the second screw rods is fixedly connected with one end of the upper fixing rod, and the bottom end of the other one of the second screw rods is fixedly connected with one end of the lower fixing rod; the top end of the other fixing rod is fixedly connected with the other end of the upper fixing rod, and the bottom end of the other fixing rod is fixedly connected with the other end of the lower fixing rod.

3. The concrete dosing machine of claim 2, wherein said upper retaining bar is connected to said first screw and said second screw by welding;

4. The concrete dosing machine of any one of claims 1 to 3, further comprising a kickoff plate;

the material stirring plate is arranged in the lower mixing bin, the middle part of the material stirring plate is fixedly connected with the bottom of the first screw rod, the axis of the material stirring plate is perpendicular to the axis of the first screw rod, and the bottom end face of the material stirring plate is abutted to the inner bottom face of the lower mixing bin.

5. The concrete proportioning machine of any one of claims 1 to 3, wherein a first through hole is formed in the left side of the top end of the middle mixing bin, first sliding grooves corresponding to the first through hole are formed in front and rear bin walls inside the middle mixing bin, an upper inserting plate capable of sliding left and right is slidably arranged in the first sliding grooves, the size of the upper inserting plate is matched with that of the first through hole, a first abdicating hole is formed in the front end of the upper inserting plate, a first pressing block corresponding to the first abdicating hole is formed in the right bin wall inside the middle mixing bin, the size of the first pressing block is matched with that of the first abdicating hole, and a first inserting hole with the size matched with a first screw rod is formed between the end part of the first pressing block and the wall of the first abdicating hole; well blending bunker bottom left side is formed with the second through-hole, be formed with on the bulkhead around well blending bunker is inside corresponding to the second sliding groove of second through-hole, but the gliding lower picture peg of horizontal slip is equipped with in the second sliding groove, the front end of picture peg is formed with the second hole of stepping down, be formed with the second that corresponds the second hole of stepping down on the inside right side bulkhead of well blending bunker and press to support the piece, the size that supports the piece and the size looks adaptation in second hole of stepping down are pressed to the second, and the second is pressed to enclose to establish between the tip of piece and the second hole wall of stepping down and is formed with the second of size adaptation in first screw rod and is inserted and establish the hole.

6. The concrete dosing machine of claim 5, wherein the outer sides of said upper insert plate and said lower insert plate are provided with handles, respectively.

7. The concrete batching machine according to claim 1, further comprising a plurality of electromagnetic silo wall vibrators evenly distributed along the circumference of said central mixing silo.

8. The concrete batching machine according to claim 1, wherein said upper silo has a cross-sectional dimension that decreases from top to bottom, said middle silo has a cross-sectional profile with a constant diameter, and said lower silo has a cross-sectional dimension that increases from top to bottom.