CN217699017U

CN217699017U - Small material dispensing equipment capable of accurately weighing

Info

Publication number: CN217699017U
Application number: CN202221820016.3U
Authority: CN
Inventors: 李建龙; 吕有海; 张强; 陈光东
Original assignee: Henan Yiwei Intelligent Equipment Co ltd
Current assignee: Henan Yiwei Intelligent Equipment Co ltd
Priority date: 2022-07-15
Filing date: 2022-07-15
Publication date: 2022-11-01
Anticipated expiration: 2032-07-15

Abstract

The utility model discloses a small material batching device with accurate weighing, which comprises a hopper, a frame, a weighing sensor and a material sucking pipe, wherein the frame comprises a plurality of upright posts which evenly surround the hopper; an upper cross frame is connected between the upper ends of the upright posts, and a lower cross frame is connected between the lower ends of the upright posts; a plurality of weighing sensors are hung on the lower side of the upper cross frame, sensor brackets which are in one-to-one correspondence with the weighing sensors are connected to the outer side of the lower part of the hopper, and the lower ends of the weighing sensors are connected with the sensor brackets; the upper side of the lower cross frame is provided with a material suction pipe, the upper side of the feeding end of the material suction pipe is connected with a material suction hopper, the lower side of the material suction hopper is connected with a discharge valve, and a cloth bag pipe is connected between the discharge valve and the material suction hopper; the utility model is convenient for the accurate weighing of small material batching, thereby realizing the accurate control of batching weight ratio; the structure is reasonable, the outer frame is protected, the measurement interference is avoided, the fastening is durable, the cost is lower, and the efficiency is high; supplementing wind and discharging to avoid the discharge dust overflow.

Description

Small material dispensing equipment capable of accurately weighing

Technical Field

The utility model belongs to the technical field of the small powder dispensing equipment, in particular to small powder dispensing equipment that accurate weighed.

Background

In the process of powder batching, various main raw materials with large component ratio and various small materials with small weight ratio are generally needed, the small material weight ratio is small but plays a key role in the quality of the batching of the small materials, and the throwing type and weight of the small materials need to be strictly controlled, so that the batching process is independent of the main raw materials and adopts special small material batching equipment. Because the input volume of small powder is not big, so adopt the manual work to weigh to batching basically, easy operation, when the manual work carries out the small powder batching, weight is difficult accurate control, receives external disturbance easily, causes the inefficiency to restrict whole improvement of dividing the material feed proportioning system's batching efficiency.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a small powder dispensing equipment that accurate was weighed solves the problem among the prior art, and the accurate of the efficiency batching of being convenient for is weighed.

In order to achieve the above purpose, the utility model provides a following technical scheme: the small material batching equipment capable of accurately weighing comprises a rack, a hopper, a weighing sensor and a material suction pipe, wherein the rack comprises a plurality of stand columns which uniformly surround the hopper; an upper cross frame is connected between the upper ends of the upright posts, and a lower cross frame is connected between the lower ends of the upright posts; a plurality of weighing sensors are hung on the lower side of the upper cross frame, sensor brackets which are in one-to-one correspondence with the weighing sensors are connected to the outer side of the lower part of the hopper, and the lower ends of the weighing sensors are connected with the sensor brackets; the upper side of the lower cross frame is provided with a material suction pipe, the upper side of the feeding end of the material suction pipe is connected with a material suction hopper, the lower side of the hopper is connected with a discharge valve, and a cloth bag pipe is connected between the discharge valve and the material suction hopper.

Preferably, the number of the upright posts is four; the number of the weighing sensors and the number of the sensor supports are three.

Preferably, the load cell is an S-shaped load cell.

Preferably, the discharge valve is a pneumatic butterfly valve.

Preferably, the upper side of one end, close to the material suction hopper, of the material suction pipe is connected with an air inlet pipe.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model has the high-precision weighing sensors which are arranged in a balanced way, which is convenient for the precise weighing of small material ingredients, thereby realizing the accurate control of the weight ratio of the ingredients; the structure is reasonable, the external frame protects the device, the measurement interference is avoided, the device is fastened and durable, the cost is low, and the efficiency is high; is convenient to be connected with negative pressure material conveying equipment, supplies air and discharges materials, and avoids discharging dust from overflowing.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

In the figure: 1. the device comprises a rack, 2 parts of a hopper, 3 parts of a weighing sensor, 4 parts of a sensor support, 5 parts of a material suction pipe, 6 parts of a material suction hopper, 7 parts of a discharge valve, 8 parts of an air inlet pipe, 9 parts of a cloth bag pipe, 101 parts of an upright column, 102 parts of an upper cross frame, 103 parts of a lower cross frame.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "middle", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1, the present embodiment provides a small material batching apparatus for precise weighing, which includes a rack 1, a hopper 2, a weighing sensor 3 and a material suction pipe 5, wherein the rack 1 includes a plurality of upright columns 101, and the upright columns 101 uniformly surround the hopper 2; an upper cross frame 102 is connected between the upper ends of the upright posts 101, the upper port of the hopper 2 is higher than the upper cross frame 102, and a lower cross frame 103 is connected between the lower ends of the upright posts 101; a plurality of weighing sensors 3 are hung on the lower side of the upper transverse frame 102, sensor brackets 4 which are in one-to-one correspondence with the weighing sensors 3 are connected to the outer side of the lower part of the hopper 2, the lower part of the hopper 2 is conical, the sensor brackets 4 are welded to the outer side of the conical part of the hopper 2, and the lower ends of the weighing sensors 3 are connected with the sensor brackets 4; the upper side of the lower cross frame 103 is provided with a material suction pipe 5, the upper side of the feeding end of the material suction pipe 5 is connected with a material suction hopper 6, the lower side of the hopper 2 is connected with a discharge valve 7, and a cloth bag pipe 9 is connected between the discharge valve 7 and the material suction hopper 6. The material suction pipe 5 is movably connected with a negative pressure conveying pipeline, and a negative pressure environment is formed inside the material suction pipe, so that material discharge is completed.

The number of the upright columns 101 is four, and the frame 1 structure of the four upright columns 101 can protect the supporting hoppers 2 in all directions; the number of the weighing sensors 3 and the number of the sensor supports 4 are three, the three weighing sensors 3 have the highest stability, can stably support and measure the total weight of the hopper 2, and are accurate in weighing and cost-controlled.

The weighing sensor 3 is an S-shaped weighing sensor, and the S-shaped weighing sensor can realize high-precision weighing measurement and ensure the accuracy of the weighing measurement. The discharge valve 7 is a pneumatic butterfly valve.

The upper side of one end of the material suction pipe 5 close to the material suction hopper 6 is connected with an air inlet pipe 8. The air inlet pipe 8 supplies air to the material suction pipe 5 to promote material suction, and dust can not overflow;

in some embodiments, the air inlet pipe 8 is connected with an air inlet valve for adjusting the air inlet amount; the filter is connected to the outside of the air inlet valve and is used for filtering impurities in the outside air.

The utility model discloses the theory of operation: the weighing sensor 3 monitors the total weight of the hopper 2, the batching and discharging valve 7, and the cloth bag pipe 9 forms soft connection between the discharging valve 7 and the suction hopper 6, so that the weighing of the hopper 2, the batching and discharging valve 7 cannot be influenced; closing the discharge valve 7, gradually adding a small material into the hopper 2, wherein the weight detected by the weighing sensor 3 is the added weight of the small material, and adding the small material to the required weight; and adding another small material until all the small materials are added. Then the material suction pipe 5 is connected with a negative pressure material conveying pipeline, the discharge valve 7 is opened, small materials in the hopper 2 pass through the discharge valve 7 and the material suction hopper 6 to enter the material suction pipe 5, and the prepared small materials are discharged out of the material suction pipe 5 under the action of negative pressure.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a small powder dispensing equipment that accurate was weighed, includes frame, hopper, weighing sensor and inhales the material pipe, its characterized in that: the rack comprises a plurality of upright posts which uniformly surround the hopper; an upper cross frame is connected between the upper ends of the upright posts, and a lower cross frame is connected between the lower ends of the upright posts; a plurality of weighing sensors are hung on the lower side of the upper cross frame, sensor brackets which are in one-to-one correspondence with the weighing sensors are connected to the outer side of the lower part of the hopper, and the lower ends of the weighing sensors are connected with the sensor brackets; the upper side of the lower cross frame is provided with a material suction pipe, the upper side of the feeding end of the material suction pipe is connected with a material suction hopper, the lower side of the hopper is connected with a discharge valve, and a cloth bag pipe is connected between the discharge valve and the material suction hopper.

2. An accurately weighed small ingredient dispensing apparatus as defined in claim 1, wherein: the number of the upright posts is four; the number of the weighing sensors and the number of the sensor supports are three.

3. An accurately weighed small ingredient dispensing apparatus as defined in claim 1, wherein: the weighing sensor is an S-shaped weighing sensor.

4. An accurately weighed small ingredient dispensing apparatus as defined in claim 1, wherein: the discharge valve is a pneumatic butterfly valve.

5. An accurately weighed small ingredient dispensing apparatus as defined in claim 1, wherein: the upper side of one end of the material suction pipe close to the material suction hopper is connected with an air inlet pipe.