CN215639714U - Continuous powder material metering scale - Google Patents

Abstract

The utility model relates to a continuous type powder weigher belongs to the field of weighing-appliance, and it includes the storehouse body, the feed inlet has been seted up on storehouse body top, the discharge gate has been seted up to storehouse body bottom, the cross-sectional area of storehouse body lower part reduces gradually, is close to storehouse body lower part is equipped with the support frame, support frame and ground fixed connection, storehouse body lower part is equipped with and has set firmly the title pouring weight, the piece lower surface of weighing with the support frame upper surface is contradicted. This application calls pouring weight conflict joint on the support frame, and realization that can be accurate is to weighing in real time of the internal powder in storehouse, owing to utilize gravity direct weighing, and the calibration is convenient, and the precision of weighing is high.

Description

Continuous powder material metering scale

Technical Field

The application relates to the field of weighing equipment, in particular to a continuous powder metering scale.

Background

In the production process of the dry-mixed mortar, various powder materials, sand and other raw materials need to be mixed, the raw materials are weighed by a weighing device before mixing, the weighing precision directly influences the proportion of the dry-mixed mortar, and the quality of the dry-mixed mortar is further impressed.

The relevant technique can refer to the chinese utility model patent that the grant bulletin number is CN208894154U, it discloses a powder storehouse of weighing, which comprises a bracket, set up the powder hopper on the support, weighing transducer and set up in the row's of powder hopper lower extreme material pipe, still include rabbling mechanism and set up in the flow controller of powder hopper discharge gate, the rotation axis of rabbling mechanism is located the powder hopper, be equipped with the stirring piece on the rotation axis, set up rabbling mechanism in the powder hopper in the storehouse of weighing, can effectively prevent the long-pending material of hopper, the steerable feed rate of flow controller, the working face of support adopts regular octagon structure, save occupation of land space, and the structure of high symmetry, be convenient for install weighing transducer, so that weighing transducer atress is balanced.

Aiming at the related technologies, the inventor finds that the weighing precision of the weighing device is easily inaccurate in weighing due to the stress on the side wall in the continuous flowing process of the powder, and the precision is insufficient.

SUMMERY OF THE UTILITY MODEL

In order to improve the powder precision of weighing, this application provides a continuous type powder weigher.

The application provides a continuous type powder weigher adopts following technical scheme:

the utility model provides a continuous type powder weigher, includes the storehouse body, the feed inlet has been seted up on storehouse body top, the discharge gate has been seted up to storehouse body bottom, the cross-sectional area of storehouse body lower part reduces gradually, is close to storehouse body lower part is equipped with the support frame, support frame and ground fixed connection, storehouse body lower part is equipped with and has set firmly the weighing block, the weighing block lower surface with support frame upper surface is contradicted.

Through adopting above-mentioned technical scheme, during the use, through the feed inlet feeding, the powder is weighed at the internal storehouse, gets into stirring step on next step through the ejection of compact of below discharge gate, and the block of weighing contradicts the joint on the support frame, and realization that can be accurate is to weighing in real time of the internal powder in storehouse, owing to utilize gravity direct weighing, and the calibration is convenient, and the precision of weighing is high.

Optionally, the weighing block is arranged around the lower part of the bin body.

Through adopting above-mentioned technical scheme, can follow that the question of car evenly weighs all around the storehouse body through the piece of weighing that encircles the storehouse body setting, and the joint storehouse body that can be stable, reduce the storehouse body and rock, improve the precision of weighing.

Optionally, a weight sensor is arranged at a position where the supporting block collides with the weighing block.

Through adopting above-mentioned technical scheme, can weigh the storehouse body and the powder in it through gravity sensor, the calibration of being convenient for, convenient operation is also convenient for maintain simultaneously.

Optionally, a spiral feeder is arranged at a position, close to the discharge port, of the bottom end of the bin body, and the spiral feeder is arranged in a manner of inclining upwards from the position close to the bottom end of the bin body to a position far away from the bottom end of the bin body, and the discharge port is communicated with the inside of the spiral feeder.

Through adopting above-mentioned technical scheme, carry out the pay-off through the spiral feeder that the tilt up set up, can accurate control feeding proportion, in time shut down reduces the too much condition of powder feeding.

Optionally, the storehouse body top is close to the fixedly connected with inlet pipe in position of feed inlet, the inlet pipe with storehouse internal portion intercommunication, the inlet pipe top is the bellows, the auger feeder is kept away from the one end of the storehouse body has set firmly the discharging pipe that sets up down, the discharging pipe bottom is the bellows.

Through adopting above-mentioned technical scheme, bellows setting through inlet pipe and discharging pipe, the bellows can contract automatically when the atress, reduces the holding power to the storehouse body and the powder in it, makes the storehouse body and wherein powder only support through the support frame to improve the measuring precision of support frame, reduce the support of support frame to the powder, improve the convenience of calibration.

Optionally, a pneumatic vibrator is arranged at the lower part of the bin body.

Through adopting above-mentioned technical scheme, pneumatic vibrator is through shaking the storehouse body, and the powder unloading of can being convenient for reduces local piling up of powder, improves the smooth and easy nature of unloading, improves production efficiency.

Optionally, the cross section of the bin body is circular, a stirring shaft is rotatably connected to the inner edge of the bin body along the central axis of the bin body, and a stirring rod is fixedly arranged on the stirring shaft.

Through adopting above-mentioned technical scheme, (mixing) shaft and puddler are at the rotation of storehouse internal portion, can be convenient for stir and the breakage to the internal powder in storehouse, reduce the powder caking or local arching and pile up the circumstances such as jam.

Optionally, one end of the stirring rod, which is far away from the stirring shaft, is arranged in a pointed manner.

Through adopting above-mentioned technical scheme, the puddler of most advanced setting can effectively improve crushing effect, reduces caking and jam.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when the weighing machine is used, feeding is carried out through the feeding port, powder is weighed in the bin body, discharging is carried out through the discharging port at the lower part, the next stirring step is carried out, the weighing blocks are butted and clamped on the supporting frame, real-time weighing of the powder in the bin body can be accurately realized, direct weighing is carried out by utilizing gravity, the calibration is convenient, and the weighing precision is high;

2. the bin body can be uniformly weighed from the periphery of the car by the weighing blocks arranged around the bin body, so that the weighing precision is improved;

3. when feeding in the storehouse body, inlet pipe and discharging pipe can stretch out and draw back automatically when the atress, reduce the holding power to the storehouse body and the powder in it, make the storehouse body and wherein powder only support through the support frame to improve the measuring precision of support frame, reduce the support of support frame to the powder, improve the convenience of calibration.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present application.

FIG. 2 is a cross-sectional view of a highlighted weighing device in an embodiment of the present application.

Description of reference numerals: 1. a bin body; 11. a feed inlet; 111. a feed pipe; 12. a discharge port; 13. a screw feeder; 131. a discharge pipe; 14. a pneumatic vibrator; 15. a stirring shaft; 151. a stirring rod; 152. a stirring motor; 16. weighing a weight block; 2. a support frame; 21. and a weight sensor.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The embodiment of the application discloses continuous type powder weigher. Referring to fig. 1 and 2, the continuous powder material metering scale comprises a bin body 1, wherein the cross section of the bin body 1 is in a circular arrangement, the bin body 1 is hollow, a feed inlet 11 is formed in the top end of the bin body 1, a discharge outlet 12 is formed in the bottom end of the bin body 1, the cross sectional area of the lower part of the bin body 1 is gradually reduced, a support frame 2 is arranged close to the lower part of the bin body 1, and the support frame 2 is fixedly connected with the ground. A weighing device is arranged between the support frame 2 and the bin body 1. During the use, realize the powder feeding through feed inlet 11, weigh the material in the storehouse body 1 through the weighing device, the powder after weighing carries out stirring step on next step through the ejection of compact of discharge gate 12.

Referring to fig. 2, the top end of the bin body 1 is close to the feed inlet 11 and is fixedly connected with a feed pipe 111, the feed pipe 111 is communicated with the inside of the bin body 1, and the top end of the feed pipe 111 is a corrugated pipe. The bellows above the inlet pipe 111 can reduce the pulling force of the top end of the inlet pipe 111 on the bin body 1 after powder feeding, so that the bin body 1 is directly clamped on the support frame 2, and the weighing is convenient.

Referring to fig. 2, the lower part of the bin body 1 is fixedly provided with a weighing block 16, and the weighing block 16 is arranged around the lower part of the bin body 1. The lower surface of the weight 16 is abutted against the upper surface of the support frame 2.

Referring to fig. 2, a weight sensor 21 is provided at a position where the supporting block collides with the weighing block 16. Can weigh the powder child worker in storehouse body 1 and inside through weighing sensor 21, weigh through gravity, the calibration of being convenient for, 1 joint in the storehouse body is on support frame 2, and the stability of the storehouse body 1 is high, weighs more accurately.

Referring to fig. 2, a pneumatic vibrator 14 is fixedly arranged on the outer side of the lower part of the bin body 1. The powder can be dropped more smoothly by activating the pneumatic vibrator 14.

Referring to fig. 2, a screw feeder 13 is disposed at a position close to the discharge port 12 at the bottom end of the bin body 1, the screw feeder 13 is inclined upward from a position close to the bottom end of the bin body 1 to a position away from the bottom end of the bin body 1, and the discharge port 12 is communicated with the inside of the screw feeder 13. The powder in the storehouse body 1 is transported the mixer position through the screw feeder 13 of bottom, through the bolt feeder 13 that the tilt up set up, can realize opening promptly and stop promptly, improves the degree of accuracy of feeding powder weight.

Referring to fig. 2, a downward discharging pipe 131 is fixedly arranged at one end of the screw feeder 13 away from the bin body 1, and the bottom end of the discharging pipe 131 is a corrugated pipe. When the feeding in the storehouse body 1, the downward application of force under the action of gravity, inlet pipe 111 top and discharging pipe 131 bottom all can be deformed to avoid playing the supporting role to the storehouse body 1, make storehouse body 1 and powder only support through support frame 2, at this moment, be favorable to weighing through gravity, reduce the calibration degree of difficulty, improve and weigh the precision.

Referring to fig. 2, a stirring shaft 15 is rotatably connected to the interior of the bin body 1 along the central axis of the interior of the bin body 1, and a stirring rod 151 is fixedly arranged on the stirring shaft 15. The top end of the bin body 1 is fixedly connected with a stirring motor 152, and an output shaft of the stirring motor 152 is fixedly connected with the top end of the stirring shaft 15. The end of the stirring rod 151 far away from the stirring shaft 15 is arranged in a tip shape. Can stir and the breakage to the material in the storehouse body 1 through (mixing) shaft 15 and puddler 151 setting, reduce and pile up, caking and arching phenomenon, improve the smooth and easy nature of unloading.

The implementation principle of the continuous powder metering scale in the embodiment of the application is as follows: during the use, former feed bin links to each other with inlet pipe 111, feeds through inlet pipe 111 to storehouse body 1 internal feed, on weighing pouring weight 16 joint support frame 2 under the action of gravity, weighs the powder in the storehouse body 1 through weight sensor 21, and the degree of accuracy of weighing is high, and the powder after weighing passes through the discharge of screw feeder 13, can improve the control accuracy to the ejection of compact, realizes opening promptly and stops promptly, improves fixed weight material unloading precision.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. The utility model provides a continuous type powder weigher which characterized in that: including the storehouse body (1), feed inlet (11) have been seted up on storehouse body (1) top, discharge gate (12) have been seted up to storehouse body (1) bottom, the cross-sectional area of the lower part of the storehouse body (1) reduces gradually, is close to storehouse body (1) lower part is equipped with support frame (2), support frame (2) and ground fixed connection, storehouse body (1) lower part is equipped with and has set firmly title pouring weight (16), title pouring weight (16) lower surface with support frame (2) upper surface is contradicted.

2. The continuous powder weigher of claim 1, wherein: the weight (16) is arranged around the lower part of the bin body (1).

3. The continuous powder weigher of claim 1, wherein: and a weight sensor (21) is arranged at the position where the supporting block is butted with the weighing block (16).

4. The continuous powder weigher of claim 1, wherein: the position that storehouse body (1) bottom is close to discharge gate (12) is equipped with spiral feeder (13), spiral feeder (13) by be close to the position of storehouse body (1) bottom to keeping away from the position tilt up setting of storehouse body (1) bottom, discharge gate (12) with spiral feeder (13) inside intercommunication.

5. The continuous powder weigher of claim 4, wherein: the utility model discloses a feed bin, including the storehouse body (1), the position fixedly connected with inlet pipe (111) of feed inlet (11) is close to on storehouse body (1) top, inlet pipe (111) with the inside intercommunication of the storehouse body (1), inlet pipe (111) top is the bellows, spiral feeder (13) are kept away from the one end of the storehouse body (1) sets firmly discharging pipe (131) that set up down, discharging pipe (131) bottom is the bellows.

6. The continuous powder weigher of claim 1, wherein: the lower part of the bin body (1) is provided with a pneumatic vibrator (14).

7. The continuous powder weigher of claim 1, wherein: the cross section of the bin body (1) is in a circular shape, a stirring shaft (15) is rotatably connected to the inner central axis of the bin body (1) along the inner edge of the bin body (1), and a stirring rod (151) is fixedly arranged on the stirring shaft (15).

8. The continuous powder weigher of claim 7, wherein: the stirring rod (151) is far away from one end of the stirring shaft (15) and is arranged at the pointed end.

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