CN213748710U

CN213748710U - High-precision additive metering scale

Info

Publication number: CN213748710U
Application number: CN202021592755.2U
Authority: CN
Inventors: 危春国; 许保健
Original assignee: Langshida Hubei Intelligent Technology Co ltd; Lstar Intelligent Equipment Engineering Jiangsu Co ltd
Current assignee: Langshida Hubei Intelligent Technology Co ltd; Lstar Intelligent Equipment Engineering Jiangsu Co ltd
Priority date: 2020-08-04
Filing date: 2020-08-04
Publication date: 2021-07-20
Anticipated expiration: 2030-08-04

Abstract

The utility model discloses a high accuracy additive material weigher, include: the device comprises a measuring scale bucket, at least two weight sensors arranged on the outer side wall of the measuring scale bucket, a feeding cover flexibly connected with a blanking port of the measuring scale bucket, and a material passing pipe connected with a discharging port of the measuring scale bucket; wherein one end of the material passing pipe far away from the measuring scale hopper is flexibly connected with a discharging pipe. The utility model discloses can improve the weighing precision of additive material weigher.

Description

High-precision additive metering scale

Technical Field

The utility model relates to an additive material processing equipment technical field especially relates to a high accuracy additive material weigher.

Background

The dry powder mortar is a common building material, and the additive agent is an essential raw material in the production process of the dry powder mortar. For the dry powder mortar, the required metering of different additive agents is different, the dosage of some additive agents is less, the dosage of some additive agents is more, and the use metering of each additive agent needs to be strictly controlled so as to effectively meet the characteristics of the produced dry powder mortar when in use. Therefore, the dosage of each addition metering amount needs to be strictly controlled in the production process of the dry powder mortar, so as to ensure the quality of the produced dry powder mortar. In view of the above situation, in the prior art, the dosage of each additive in the production process of the dry-mixed mortar is controlled by the additive metering scale, so that the metering of the additive in the production and processing process of the dry-mixed mortar can be strictly controlled only by improving the use precision of the additive metering scale.

Disclosure of Invention

The utility model aims at providing a high accuracy additive material weigher to solve the technical problem who improves the weighing precision of additive material weigher.

The utility model discloses a high accuracy additive material weigher realizes like this:

a high precision additive dose scale comprising: the weighing system comprises a weighing scale bucket, at least two weight sensors arranged on the outer side wall of the weighing scale bucket, a feeding cover flexibly connected with a blanking port of the weighing scale bucket, and a material passing pipe connected with a discharging port of the weighing scale bucket; wherein

And one end of the material passing pipe, which is far away from the measuring scale hopper, is flexibly connected with a discharge pipe.

In a preferred embodiment of the present invention, the material passing pipe is further connected with a first butterfly valve; and

the discharge pipe is also connected with a second butterfly valve in a matching mode.

In a preferred embodiment of the present invention, a sensor fixing plate with an annular structure is fixedly arranged on the outer side wall of the weighing hopper; and

at least two weight sensors are arranged on the lower end face of the sensor fixing plate.

In a preferred embodiment of the present invention, a bottom support ring of an annular structure is further disposed below the two weight sensors and around the circumferential outer side of the weighing hopper; and

the end face, facing the weight sensors, of the bottom support ring is provided with fixing pieces which correspond to at least two weight sensors one by one;

and a rubber buffer cushion is arranged between the weight sensor and the fixing piece.

In a preferred embodiment of the present invention, the high-precision additive weighing scale further comprises a plurality of support columns vertically and fixedly connected to the circumferential side wall of the feeding cover; and

each supporting column is also provided with a supporting frame suitable for supporting the bottom supporting ring;

and a shock pad is also arranged between the bottom support ring and the support frame.

In the preferred embodiment of the present invention, a wind-proof cover is further wrapped on the outer side of the supporting upright.

In a preferred embodiment of the present invention, the feeding cover is provided with a feeding through hole adapted to communicate with the discharge opening of the weighing hopper.

In a preferred embodiment of the present invention, the drop opening of the weighing scale bucket is connected to the feeding cover by a flexible cloth or a flexible plastic.

In a preferred embodiment of the present invention, the end of the material passing pipe away from the weighing scale bucket is connected to the discharging pipe through a flexible cloth or a flexible plastic.

By adopting the technical scheme, the utility model discloses following beneficial effect has: the utility model discloses a high accuracy additive material weigher adopts the flexonics between measurement scale fill and the feed cap, and also adopts the mode of flexonics between the material pipe that leads to that links to each other with the measurement scale fill and the discharge tube, so, can avoid having debris to drop the measurement accuracy that influences the measurement scale fill when the feed cap at the in-process that the measurement scale fill carries out the weighing to adding the measurement material.

In addition, the first butterfly valve is connected in the material passing pipe in a matching mode; and the second butterfly valve that the discharge tube connects and connects, the cooperation of two butterfly valves forms the interval of a relative isolation, so can form prevent in the dry powder mortar production line with the utility model discloses an air current that probably produces influences the measurement precision of measurement scale fill in the next manufacturing procedure process that the measurement scale fill links to each other.

Drawings

Fig. 1 is a first perspective view of a high precision additive dosage scale according to example 1 of the present invention;

fig. 2 is a second perspective view of the high precision additive dosage scale of example 1 of the present invention;

fig. 3 is a schematic structural diagram of a flexible joint of a high-precision additive metering scale according to embodiment 1 of the present invention.

In the figure: the weighing system comprises a weighing hopper 21, a weight sensor 22, a feeding cover 23, a material passing pipe 25, a discharging pipe 26, a first butterfly valve 28, a second butterfly valve 29, a sensor fixing plate 30, a bottom supporting ring 31, a fixing piece 32, a rubber buffer 33, a supporting upright 35, a supporting frame 36, a shock absorption pad 37 and a decorative protective cover 38.

Detailed Description

In order that the present invention may be more readily and clearly understood, the following detailed description of the present invention is provided in connection with the accompanying drawings.

Referring to fig. 1 to 3, the present embodiment provides a high-precision dosing scale, including: the weighing system comprises a measuring scale bucket 21, at least two weight sensors 22 arranged on the outer side wall of the measuring scale bucket 21, a feeding cover 23 flexibly connected with a blanking port of the measuring scale bucket 21, and a material passing pipe 25 connected with a discharging port of the measuring scale bucket 21; wherein the end of the material passing pipe 25 far away from the measuring scale bucket 21 is flexibly connected with a discharging pipe 26. The feed line 25 is here connected to the weighing scale 21 in such a way that an integral construction is formed between the feed line 25 and the weighing scale 21.

The weight sensors 22 of the present embodiment may be provided in three or more numbers, and in conjunction with the drawings of the present embodiment, three weight sensors 22 uniformly provided around the outer side wall of the weighing scale bucket 21 are taken as an example.

It should be noted that the feeding cover 23 is provided with a feeding through hole 39 suitable for communicating with the blanking port of the weighing hopper 21, and the additive to be weighed enters the weighing hopper 21 through the feeding through hole 39.

In addition, it should be further noted that the material passing pipe 25 is also connected with a first butterfly valve 28; and the discharge tube 26 is also fitted with a second butterfly valve 29. The first butterfly valve 28 is connected in the material passing pipe 25; and the second butterfly valve 29 that the discharge tube 26 connects, the cooperation of two butterfly valves forms the interval of a relative isolation, so can form prevent in the dry powder mortar production line with the utility model discloses an air current that probably produces influences the measurement precision of measurement scale bucket 21 in the next manufacturing procedure process that measurement scale bucket 21 links to each other.

In detail, the outer side wall of the weighing scale bucket 21 is fixedly provided with a sensor fixing plate 30 with an annular structure; and at least two weight sensors 22 are each provided on a lower end surface of the sensor fixing plate 30. A bottom support ring 31 with an annular structure is further arranged below the two weight sensors 22 and around the circumferential outer side of the weighing scale bucket 21; the end face of the bottom support ring 31 facing the weight sensors 22 is provided with fixing pieces 32 corresponding to at least two weight sensors 22 one by one; a rubber cushion 33 is provided between the weight sensor 22 and the fixing piece 32. The influence of the vibrations of the bottom support ring 31 on the use of the weight sensor 22 can be reduced by the rubber cushion 33.

In addition, it should be noted that the high-precision additive metering scale further includes a plurality of support columns 35 vertically and fixedly connected with the circumferential side wall of the feeding cover 23; and on each support upright 35 there is also a support 36 suitable for supporting the bottom support ring 31; a shock pad 37 is also provided between the bottom support ring 31 and the support bracket 36. Here, the vibration of the support column 35 caused by the shock absorbing pad 37 may not directly cause the vibration of the bottom support ring 31, thereby reducing the influence of the vibration of the support column 35 on the use of the weight sensor 22.

Alternatively to the flexible connection of the present exemplary embodiment, the discharge opening of the weighing hopper 21 is connected to the feed cover 23 by means of a flexible cloth or a flexible plastic. The end of the material feed pipe 25 remote from the measuring scale hopper 21 is connected to the discharge pipe 26 by means of a flexible cloth 40 or a flexible plastic. The flexible connection is adapted in such a way that the measuring scale bucket 21 can form a relatively independent measuring environment which is not easily affected by the states of the feed cover 23 and the discharge tube 26, in particular for impurities which may fall onto the feed cover 23, the measuring accuracy of the measuring scale bucket 21 is not easily directly affected by the flexible connection between the feed cover 23 and the measuring scale bucket 21. It should be noted that, in the flexible connection between the weighing scale bucket 21 and the feeding cover 23 and the flexible connection between the material feeding pipe 25 and the material discharging pipe 26 connected to the weighing scale bucket 21 of the present embodiment, a decorative protective cover 38 may be disposed on the circumferential outer side of the flexible connection, and specifically, the decorative protective cover 38 may be fixed on the supporting column 35, so that the decorative protective cover 38 does not need to be directly coupled to the weighing scale bucket 21, and the arrangement of the decorative protective cover 38 is not affected, which affects the metering accuracy of the weighing scale bucket 21.

In a further alternative embodiment, a wind shield is further provided outside the support column 35, and the wind shield mainly prevents the air flow in the environment from affecting the measurement accuracy of the weighing scale 21 of this embodiment.

The above embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above embodiments are only examples of the present invention, and are not intended to limit the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.

In the description of the present invention, it is to be understood that the terms indicating orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the equipment or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not 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; can be mechanically or electrically connected; 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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the present disclosure, unless otherwise expressly stated or limited, the first feature may comprise both the first and second features directly contacting each other, and also may comprise the first and second features not being directly contacting each other but being in contact with each other by means of further features between them. Also, the first feature being above, on or above the second feature includes the first feature being directly above and obliquely above the second feature, or merely means that the first feature is at a higher level than the second feature. A first feature that underlies, and underlies a second feature includes a first feature that is directly under and obliquely under a second feature, or simply means that the first feature is at a lesser level than the second feature.

Claims

1. A high accuracy additive dosage scale, comprising: the weighing system comprises a weighing scale bucket, at least two weight sensors arranged on the outer side wall of the weighing scale bucket, a feeding cover flexibly connected with a blanking port of the weighing scale bucket, and a material passing pipe connected with a discharging port of the weighing scale bucket; wherein

2. The high accuracy additive dose weigher of claim 1, wherein the feed through tube is further coupled with a first butterfly valve; and

3. The high-precision additive metering scale of claim 1, wherein a sensor fixing plate of a ring structure is fixedly arranged on the outer side wall of the metering scale bucket; and

4. A high accuracy additive dosage scale according to claim 3 wherein there is further provided a bottom support ring of annular configuration beneath both said weight sensors and around the circumferential outer side of said dosage scale hopper; and

5. The high accuracy additive dosing scale of claim 4 further comprising a plurality of support columns secured vertically to a peripheral sidewall of said feed cap; and

6. The high accuracy additive dosage scale of claim 5, wherein a wind shield is further included outside the support column.

7. The high accuracy additive dosage scale of claim 1, wherein the feed cover defines a feed through opening adapted to communicate with a drop opening of a dosage scale hopper.

8. A high accuracy additive dosage scale as defined in claim 1 wherein the drop port of the dosage scale hopper is connected to the feed cap by a flexible cloth or a flexible plastic.

9. A high precision dosing scale according to any one of claims 1 or 8 wherein the end of the feed tube remote from the dosing scale hopper is connected to the discharge tube by a flexible cloth or plastic fit.