CN219445599U

CN219445599U - Weighing device for concrete production

Info

Publication number: CN219445599U
Application number: CN202223563362.0U
Authority: CN
Inventors: 汪唯乐; 曾鹏辉; 向波超
Original assignee: Xinhua Tianma Building New Mstar Technology Ltd
Current assignee: Xinhua Tianma Building New Mstar Technology Ltd
Priority date: 2022-12-30
Filing date: 2022-12-30
Publication date: 2023-08-01
Anticipated expiration: 2032-12-30

Abstract

The utility model discloses a weighing device for concrete production, which comprises a frame and a weighing bin arranged on the frame, wherein the weighing bin comprises a weighing hopper arranged on the frame, a discharging pipeline is arranged at the lower part of the weighing hopper, a discharging door is arranged at the lower part of the discharging pipeline, a conveyor belt is arranged below the discharging pipeline, a weighing flange is arranged on the weighing hopper, the weighing flange is arranged on the frame, and a weighing sensor and a safety mechanism are arranged between the weighing flange and the frame. The problem of current weighing device can be to the weighing system cause when the mediation ejection of compact destroy, can destroy the sensor when the overranging for whole equipment life is not long is solved.

Description

Weighing device for concrete production

Technical Field

The utility model relates to the field of concrete processing equipment, in particular to a weighing device for concrete production.

Background

The concrete is formed by mixing and stirring raw materials such as aggregate, cement, water, admixture, additive and the like according to a certain proportion, and various raw materials are strictly matched according to a fixed proportion in order to improve the strength of the concrete, save the cement and meet certain specific requirements. Wherein the water and the admixture can be weighed by a volumetric method. The rest materials need to be weighed by adopting a weighing hopper, the weighing hopper can adopt a mode of independent weighing and accumulated weighing, so that the cost is saved, the weighing hopper can weigh various materials by adopting the mode of accumulated weighing in the prior art. Because some materials such as fine sand can appear caking condition in the measuring hopper, can appear blocking up the phenomenon of discharge gate. The mode that adopts vibrations or beat among the prior art carries out the comb material, and this scheme can lead to the fact the destruction to weighing sensor, can influence its life, simultaneously because the material kind is different, corresponds volume weight difference, consequently easily appears the condition of overranging, also can lead to the fact the damage to weighing sensor.

Disclosure of Invention

The utility model aims to provide a weighing device for concrete production, which solves the problems that the existing weighing device can damage a weighing system when dredging discharging, and can damage a sensor when exceeding a measuring range, so that the service life of the whole equipment is not long.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a weighing device that concrete production used, includes the frame, sets up the storehouse of weighing in the frame, the storehouse of weighing is including setting up weighing in the frame fight, setting is provided with the ejection of compact pipeline in weighing fight lower part, ejection of compact pipeline lower part is provided with the ejection of compact door, ejection of compact pipeline below is provided with the conveyer belt, be provided with the flange of weighing on the weighing fight, the flange of weighing sets up in the frame, weighing inductor and safety mechanism between flange and the frame.

As a further improvement of the above technical scheme:

the safety mechanism comprises a guide post and a driving component, wherein the guide post and the driving component are arranged on the frame, the weighing flange is sleeved outside the guide post in a sliding mode, the driving component comprises a jacking cylinder arranged on the frame, and the jacking cylinder is arranged below the weighing flange and used for jacking the weighing flange.

The weighing hopper is externally provided with a driving cylinder hinged with the discharging door.

One end of the discharging door, which is close to the discharging pipeline, is provided with a dredging rod.

The dredging rod is one or more of crotch-shaped, columnar or conical. According to the material type, the connection mode can be set as a screw thread fixed connection mode.

Compared with the prior art, the utility model has the beneficial effects that:

according to the weighing device for concrete production, disclosed by the utility model, the condition of damage to the sensor caused by overscan can be prevented by arranging the safety mechanism, the condition of blocking is avoided by arranging the dredging rod on the discharging pipeline, and the external vibration is not needed for dredging, so that the problems that the existing weighing device can damage a weighing system during dredging discharging, damage the sensor during overscan, and the service life of the whole equipment is not long are solved.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

fig. 2 is an enlarged schematic view of the structure of fig. 1 a according to the present utility model.

Reference numerals: 1. a frame; 11. a weighing bin; 111. weighing hopper; 112. a discharge pipe; 113. a weighing flange; 114. a weighing sensor; 115. a guide post; 116. a jacking cylinder; 13. a conveyor belt; 15. a discharge door; 16. a driving cylinder; 17. a dredging rod.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1 and 2, the weighing device for concrete production of this embodiment includes a frame 1, a weighing bin 11 disposed on the frame 1, the weighing bin 11 includes a weighing bucket 111 disposed on the frame 1, a discharging pipeline 112 disposed below the weighing bucket 111, a discharging door 15 disposed below the discharging pipeline 112, a conveyor belt 13 disposed below the discharging pipeline 112, a weighing flange 113 disposed on the weighing bucket 111, a weighing sensor 114 disposed between the weighing flange 113 and the frame 1, and a safety mechanism.

The safety mechanism comprises a guide column 115 arranged on the frame 1 and a driving component, wherein the weighing flange 113 is sleeved outside the guide column 115 in a sliding manner, the driving component comprises a jacking cylinder 116 arranged on the frame 1, and the jacking cylinder 116 is arranged below the weighing flange 113 and used for jacking the weighing flange 113.

The weighing hopper 111 is externally provided with a driving cylinder 16 hinged with the discharging door 15. The feeding of the driving cylinder 16 enables the discharging door 15 to be automatically opened and closed.

One end of the discharge door 15, which is close to the discharge pipeline 112, is provided with a dredging rod 17. The discharging door 15 can be a single door type or a two door type, and in order to balance the equipment, two door types are selected, and secondly, the discharging door 15 can be used for controlling discharging, so that materials are stacked on the conveyor belt 13, and no overflow phenomenon occurs.

The dredging bars 17 are formed in a crotch shape, a column shape or a cone shape.

When the weighing device is used, the discharging door 15 is closed, so that the weighing hopper 111 is in a semi-closed state, the material to be weighed can be conveyed to the inside, the stress of the weighing sensor 114 is changed due to the increase of the weight of the material, and the weight of the material is obtained by converting a signal, wherein the weighing mode is a conventional signal processing mode, and is not detailed here. After weighing, the materials are discharged, the discharging door 15 is opened, the dredging rod 17 on the discharging door 15 damages the arch formed in the weighing hopper 111, so that the materials can be smoothly discharged from the discharging pipeline 112 without vibrating and arch breaking by using external force. When a novice uses or is in error, excessive materials are put into the weighing hopper 111, so that the sensor is crushed due to exceeding of the measuring range, a measuring range threshold is set through a preset safety mechanism, the lifting cylinder 116 is started when the threshold is reached, the lifting cylinder 116 supports the weighing flange 113, and the weighing flange 113 is prevented from contacting the weighing sensor 114. The weight sensor 114 is not damaged, and the service life of the sensor is prolonged.

The foregoing is merely exemplary embodiments of the present utility model, and specific structures and features that are well known in the art are not described in detail herein. It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a weighing device that concrete production used, includes frame (1), sets up weighing bin (11) on frame (1), weighing bin (11) are including setting up weighing bucket (111) on frame (1), setting up and be provided with ejection of compact pipeline (112) in weighing bucket (111) lower part, ejection of compact pipeline (112) lower part is provided with ejection of compact door (15), ejection of compact pipeline (112) below is provided with conveyer belt (13), its characterized in that: the weighing hopper (111) is provided with a weighing flange (113), the weighing flange (113) is arranged on the frame (1), and a weighing sensor (114) and a safety mechanism are arranged between the weighing flange (113) and the frame (1).

2. A weighing device for concrete production according to claim 1, characterized in that: the safety mechanism comprises a guide column (115) arranged on the frame (1) and a driving component, the weighing flange (113) is sleeved outside the guide column (115) in a sliding mode, the driving component comprises a jacking cylinder (116) arranged on the frame (1), and the jacking cylinder (116) is arranged below the weighing flange (113) and used for jacking the weighing flange (113).

3. A weighing device for concrete production according to claim 2, characterized in that: the weighing hopper (111) is externally provided with a driving cylinder (16) hinged with the discharging door (15).

4. A weighing device for concrete production according to claim 3, characterized in that: one end of the discharging door (15) close to the discharging pipeline (112) is provided with a dredging rod (17).

5. The weighing device for concrete production according to claim 4, wherein: the dredging rod (17) is one or more of crotch-shaped, columnar or conical.