CN216081742U

CN216081742U - Shear beam formula weighing sensor is with anti-overload mount pad

Info

Publication number: CN216081742U
Application number: CN202121043121.6U
Authority: CN
Inventors: 傅正兵; 张心全; 吴卫东; 徐京城
Original assignee: Anhui Yongpan Electromechanical Co ltd
Current assignee: Anhui Yongpan Electromechanical Co ltd
Priority date: 2021-05-17
Filing date: 2021-05-17
Publication date: 2022-03-18
Anticipated expiration: 2031-05-17

Abstract

The utility model discloses an overload prevention mounting seat for a shear beam type weighing sensor, which comprises a connecting bottom plate, wherein a shear beam sensor is arranged on the connecting bottom plate through a mounting seat, the tail part of the shear beam sensor is connected with the mounting seat, the head part of the shear beam sensor is provided with a hanging plate, a limiting component for supporting and limiting the excessive deformation of the shear beam sensor is arranged below the hanging plate, the limiting component comprises an upper limiting column and a lower limiting column which vertically correspond to each other, and the front end of the hanging plate is provided with a hook for hanging a metering cylinder. The shear beam type sensor is simple and reasonable in structural design, the limit column is arranged at the front end of the shear beam sensor to limit excessive deformation of the sensor through the limit value of elastic deformation of the main body material of the shear beam type sensor with different models, the service life of a product is prolonged, the production cost is reduced, and the use requirement is met.

Description

Shear beam formula weighing sensor is with anti-overload mount pad

The technical field is as follows:

the utility model relates to the field of automatic weighing equipment, in particular to an overload prevention mounting seat for a shear beam type weighing sensor.

Background art:

load cells are indispensable components in automatic metering equipment. Most of these devices use stainless steel or aluminum as a main body. The working principle is that the metal elastic deformation electric induction sheet is prefabricated on a main body device, and the electric signal change caused by the elastic deformation is output to a weighing instrument to be analyzed and displayed.

However, in practical use, the problems of control procedures, field operation and the like often cause the weighed material to overshoot, and the excessive overshoot of the material causes the weighing sensor to be damaged due to exceeding elastic deformation, so that the normal production is influenced, the weighing sensor needs to be replaced frequently, the production cost is increased, and the production benefit is reduced.

The utility model has the following contents:

the utility model aims to make up the defects of the prior art, provides an overload prevention mounting seat for a shear beam type weighing sensor, and aims to solve the problems in the background technology.

The utility model is realized by the following technical scheme:

the utility model provides a shear beam type weighing sensor is with anti-overload mount pad, including connecting the bottom plate, install the shear beam sensor through the mount pad on the connecting the bottom plate, the afterbody and the mount pad of shear beam sensor are connected, the link plate is installed to the head of shear beam sensor, the link plate below is installed and is used for supporting the spacing subassembly that the restriction shear beam sensor excessively warp, spacing subassembly is including the last spacing post and the lower spacing post that correspond from top to bottom, the couple that is used for hanging a metering cylinder is installed to the front end of link plate.

The cross section of the hanging plate is of an inverted L-shaped structure, the horizontal section of the hanging plate is placed on the upper end face of the head of the shear beam sensor, and the vertical section of the hanging plate is tightly attached to the outer end face of the head of the shear beam sensor and is fixedly connected through the upper limiting column.

The corresponding end faces of the upper limiting column and the lower limiting column are horizontally arranged in parallel, and the distance between the corresponding end faces is adjustable.

The upper limiting column is of a bolt structure, the upper limiting column sequentially penetrates through the head portion of the shearing beam sensor and the hanging plate and extends out of the end to be provided with a first adjusting locking nut, the lower end portion of the lower limiting column is a threaded section, the lower limiting column is rotatably installed in an installation hole in the connecting bottom plate and is locked and fixed through a second adjusting locking nut.

The distance between the bottom end face of the upper limiting column and the upper end face of the lower limiting column nut is H, and when the weighing is carried out, H is 0.25 mm-0.7 mm; when the equipment is carried or transported, the position of the second adjusting locking nut of the lower limiting column is adjusted, so that the upper end face of the nut of the lower limiting column abuts against the bottom end face of the upper limiting column, and H is 0 at the moment.

The front end of link plate install the fisheye and connect, the pull rod is installed to the lower extreme that the fisheye connects, the bottom of pull rod passes the connection bottom plate, and its end portion that stretches out installs the couple, be equipped with the guiding hole that supplies the pull rod direction on the connection bottom plate.

And a dustproof pad which does not influence the guide of the pull rod and has a function of preventing material dust in the weighing cylinder from polluting the sensor is arranged on the upper end face of the connecting bottom plate where the guide hole is positioned.

The principle is as follows: the limiting assembly is arranged at the front end part of the shear beam sensor to limit the excessive deformation of the shear beam sensor, so that the shear beam sensor is protected, the weighing sensor is prevented from being damaged due to the fact that the weighing sensor exceeds elastic deformation due to excessive overshoot of materials, and the service life of the shear beam sensor is prolonged; the other function of the upper limiting column and the lower limiting column is that: when equipment is in transport or transportation, will descend the spacing post upwards to adjust until with last spacing post support tightly the back stabilize whole weighing mechanism, its structural design is simple, reasonable, through the extreme value to the elastic deformation of the body material of the shear beam type sensor of different models, set up the excessive deformation that spacing post comes the restriction sensor at the front end of shear beam type sensor, improved the life of product, reduced manufacturing cost, satisfied the operation requirement.

The utility model has the advantages that:

the shear beam type sensor is simple and reasonable in structural design, the limit column is arranged at the front end of the shear beam sensor to limit excessive deformation of the sensor through the limit value of elastic deformation of the main body material of the shear beam type sensor with different models, the service life of a product is prolonged, the production cost is reduced, and the use requirement is met.

Description of the drawings:

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a front view of the present invention;

FIG. 3 is a left side view of the present invention;

FIG. 4 is a right side view of the present invention;

FIG. 5 is a top view of the present invention;

fig. 6 is a bottom view of the present invention.

Reference numerals:

1. connecting the bottom plate; 2. a mounting seat; 3. a shear beam sensor; 4. hanging the plate; 5. a pull rod; 6. hooking; 7. an upper limiting column; 8. a lower restraint post; 9. a dust-proof pad; 10. locking a first fixing nut; 11. adjusting a locking nut II; 12. a fisheye joint.

The specific implementation mode is as follows:

see the drawings.

The utility model provides a shear beam formula weighing sensor is with anti-overload mount pad, including connecting bottom plate 1, connecting bottom plate 1 is last to install shear beam sensor 3 through mount pad 2, shear beam sensor 3's afterbody is connected with mount pad 2, shear beam sensor 3's head is installed link plate 4, link plate 4 below is installed and is used for supporting the spacing subassembly that restriction shear beam sensor 3 excessively warp, spacing subassembly is including the last spacing post 7 and the lower spacing post 8 that correspond from top to bottom, couple 6 that is used for hanging a measuring section of thick bamboo is installed to the front end of link plate 4.

Further, the section of the hanging plate 4 is of an inverted L-shaped structure, the horizontal section of the hanging plate is placed on the upper end face of the head of the shear beam sensor 3, and the vertical section of the hanging plate is tightly attached to the outer end face of the head of the shear beam sensor 3 and is fixedly connected through the upper limiting column 7.

Furthermore, the corresponding end faces of the upper limiting column 7 and the lower limiting column 8 are horizontally arranged in parallel, and the distance between the corresponding end faces is adjustable. The upper limiting column 7 is of a bolt structure, the upper limiting column sequentially penetrates through the head portion of the shearing beam sensor and the hanging plate, the extending end of the upper limiting column is provided with a first adjusting locking nut 10, the lower end portion of the lower limiting column 8 is a threaded section, the lower limiting column is rotatably installed in an installation hole in the connecting bottom plate, and the lower limiting column is locked and fixed through a second adjusting locking nut 11. The distance between the bottom end face of the upper limiting column and the upper end face of the lower limiting column nut is H, and when the weighing is carried out, H is 0.25 mm-0.7 mm; when the equipment is carried or transported, the position of the second adjusting locking nut 11 of the lower limiting column is adjusted, so that the upper end face of the nut of the lower limiting column abuts against the bottom end face of the upper limiting column 7, and H is 0 at the moment.

When the device works specifically, when the overshoot is generated at the hook, the shearing beam elastically deforms downwards, the bottom end face of the upper limiting column can abut against the upper end face of the lower limiting column nut, and the effect of auxiliary supporting and limiting is achieved, so that the shearing beam is prevented from continuously deforming, and the shearing beam sensor is prevented from being damaged due to transitional deformation; meanwhile, when the equipment is carried or transported, the adjusting locking nut of the lower limiting column is adjusted upwards until the upper end face of the nut of the lower limiting column abuts against the lower end face of the bottom end face of the upper limiting column, and therefore the stability of the whole weighing mechanism is achieved.

Further, the fisheye joint 12 is installed to the front end of link plate 4, and pull rod 5 is installed to the lower extreme of fisheye joint 12, and the bottom of pull rod 5 passes the connection bottom plate, and its end portion that stretches out installs couple 6, is equipped with the guiding hole that supplies pull rod 5 to lead on the connection bottom plate 1. The dust-proof pad 9 which does not influence the guiding of the pull rod 5 and has a sensor for preventing the dust pollution of the material in the weighing cylinder is arranged on the upper end surface of the connecting bottom plate 1 where the guide hole is positioned. Through the structure of dustproof pad, can prevent that material dust from polluting shearing beam sensor in the weighing cylinder, improve shearing beam sensor's life.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a shear beam formula weighing sensor is with anti-overload mount pad, is including connecting bottom plate (1), install shear beam sensor (3), its characterized in that through mount pad (2) on connecting bottom plate (1): the utility model discloses a shear beam sensor, including shear beam sensor (3), link plate (4) are installed to the afterbody of shearing beam sensor (3) and mount pad (2), shear beam sensor's (3) head, link plate (4) below is installed and is used for supporting the spacing subassembly of restriction shear beam sensor (3) excessive deformation, spacing subassembly is including last spacing post (7) and lower spacing post (8) that correspond from top to bottom, couple (6) that are used for hanging a metering cylinder are installed to the front end of link plate (4).

2. The overload prevention mount for a shear beam type load cell according to claim 1, wherein: the section of the hanging plate (4) is of an inverted L-shaped structure, the horizontal section of the hanging plate is placed on the upper end face of the head of the shear beam sensor (3), the vertical section of the hanging plate is tightly attached to the outer end face of the head of the shear beam sensor (3), and the hanging plate is fixedly connected through the upper limiting column (7).

3. The overload prevention mount for a shear beam type load cell according to claim 1, wherein: the corresponding end faces of the upper limiting column (7) and the lower limiting column (8) are horizontally arranged in parallel, and the distance between the corresponding end faces is adjustable.

4. The overload prevention mount for a shear beam type load cell according to claim 3, wherein: go up spacing post (7) be bolt structure, go up the spacing post and pass the head and the link plate of shearing beam sensor in proper order and stretch out the end and install and adjust lock nut (10), the lower tip of lower spacing post (8) be the screw thread section, it closes soon and installs in the mounting hole on connecting the bottom plate, and it is fixed through adjusting lock nut two (11) locking.

5. The overload prevention mount for a shear beam type load cell according to claim 4, wherein: the distance between the bottom end face of the upper limiting column and the upper end face of the lower limiting column nut is H, and when the weighing is carried out, H is 0.25 mm-0.7 mm; when the equipment is carried or transported, the position of the second adjusting locking nut (11) of the lower limiting column is adjusted, the upper end face of the nut of the lower limiting column abuts against the bottom end face of the upper limiting column (7), and H is 0.

6. The overload prevention mount for a shear beam type load cell according to claim 1, wherein: the front end of link plate (4) install fisheye joint (12), pull rod (5) are installed to the lower extreme that fisheye joint (12), the bottom of pull rod (5) is passed and is connected the bottom plate, and its end tip that stretches out installs couple (6), be equipped with the guiding hole that supplies pull rod (5) to lead on connecting bottom plate (1).

7. The overload prevention mount for a shear beam type load cell according to claim 6, wherein: the dustproof pad (9) which does not influence the guiding of the pull rod (5) and has the function of preventing the dust of the material in the weighing cylinder from polluting the sensor is arranged on the upper end face of the connecting bottom plate (1) where the guide hole is positioned.