CN213336378U

CN213336378U - Lifting hook type weighing sensor

Info

Publication number: CN213336378U
Application number: CN202021737062.8U
Authority: CN
Inventors: 王斌
Original assignee: Bengbu Jinghe Sensor Co ltd
Current assignee: Bengbu Jinghe Sensor Co ltd
Priority date: 2020-08-19
Filing date: 2020-08-19
Publication date: 2021-06-01
Anticipated expiration: 2030-08-19

Abstract

The utility model belongs to the technical field of weighing sensors, in particular to a hook type weighing sensor, which comprises a fixed plate, wherein the bottom of the fixed plate is fixedly connected with a weighing box through a fixed bolt, a supporting plate is arranged inside the weighing box, and a spring is arranged at the top of the supporting plate; the utility model discloses, setting through fixed plate and fixed orifices, the realization is installed the weighing sensor in the place that needs to use, through the elastomer, the setting of foil gage and data line etc., the gravity of realizing the object lets the elastomer take place deformation, the deformation of elastomer is sensed with the foil gage of elastomer contact, then turn into the change of resistance with this deformation, the data line turns into the change of resistance into the signal of telecommunication and export after that, through the setting of gag lever post and stopper, the gravity of realizing the object is all the time in vertical direction, avoid weighing sensor to rock, influence measuring accuracy and reduction weighing sensor's life.

Description

Lifting hook type weighing sensor

Technical Field

The utility model belongs to the technical field of weighing sensor, concretely relates to lifting hook formula weighing sensor.

Background

A load cell is essentially a device that converts a mass signal into a measurable electrical signal output. The actual working environment that the sensor should be considered earlier with the sensor, this point is vital to correctly selecting for use weighing sensor, it is related to whether the sensor can normally work and its safety and life, and even the reliability and the security of whole weighing apparatus, current weighing sensor is mostly column type weighing sensor, column type weighing sensor puts the object on the roof when weighing and carries out weighing, when the volume of object is too big, it will be inconvenient to carry out to weigh, weighing sensor's practicality has been reduced.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a lifting hook formula weighing sensor has convenient to use, stability height and the high characteristics of precision of weighing.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a hook formula weighing sensor, includes the fixed plate, the bottom of fixed plate is through fixing bolt fixedly connected with case of weighing, the inside of case of weighing is provided with the backup pad, the top of backup pad is provided with the spring, the other end fixed connection of spring is in the bottom of fixed plate, the bottom of backup pad is provided with gag lever post and foil gage, one side fixedly connected with data line of foil gage, the other end of data line passes the backup pad and the case of weighing, the bottom of case of weighing is provided with elastomer and stopper, one side overlap joint of stopper is in one side of elastomer, spacing hole has been seted up to the bottom of case of weighing, the gag lever post passes spacing hole fixedly connected with support frame, the spout has been seted up to the surface of case of weighing, one side of support frame is provided.

Preferably, the fixing plate is provided with a fixing hole.

Preferably, the bottom of the support frame is provided with a stabilizing block.

Preferably, the bottom of the stabilizing block is fixedly connected with a hanging ring.

Preferably, the sliding block is connected with the sliding groove in a sliding mode.

Preferably, one side of the weighing box is provided with a wire fixing port, and the other end of the data wire penetrates through the wire fixing port and is fixedly connected to an external display device.

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

the utility model realizes the installation of the weighing sensor at the place needing to be used by the arrangement of the fixed plate and the fixed hole, realizes the deformation of the elastomer by the gravity of the object by the arrangement of the elastomer, the strain gauge contacted with the elastomer senses the deformation of the elastomer, then converts the deformation into the change of the resistance, then the data line converts the change of the resistance into an electric signal and outputs the electric signal, realizes the gravity of the object in the vertical direction all the time by the arrangement of the limiting rod and the limiting block, avoids the shaking of the weighing sensor, influences the measurement accuracy and reduces the service life of the weighing sensor, realizes the movement of the supporting frame driving the sliding block in the sliding groove by the arrangement of the supporting frame, the sliding block and the sliding groove under the gravity of the object, plays a limiting role on the supporting frame, prevents the supporting frame from rotating, and through the arrangement of the spring and the stabilizing block, the realization is when weighing the object, guarantees the stability of object to and weigh and supplementary elastomer after accomplishing and resume deformation.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of a front view section of the present invention;

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

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

fig. 4 is a schematic structural view of a front perspective of the present invention;

in the figure: 1. a fixing plate; 2. a weighing box; 3. a spring; 4. a support plate; 5. a strain gauge; 6. fixing the bolt; 7. a data line; 8. a limiting rod; 9. an elastomer; 10. a limiting block; 11. a slider; 12. a chute; 13. a support frame; 14. a stabilizing block; 15. hanging a ring; 16. a limiting hole; 17. and (7) fixing holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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 work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-4, the present invention provides the following technical solutions: a hook type weighing sensor comprises a fixing plate 1, wherein the weighing sensor is installed at a place needing to be used through the arrangement of the fixing plate 1 and a fixing hole 17, the bottom of the fixing plate 1 is fixedly connected with a weighing box 2 through a fixing bolt 6, a supporting plate 4 is arranged inside the weighing box 2, a spring 3 is arranged at the top of the supporting plate 4, the stability of an object is guaranteed through the arrangement of the spring 3 and a stabilizing block 14 when the object is weighed, the deformation recovery of an auxiliary elastic body 9 is achieved after the object is weighed, the other end of the spring 3 is fixedly connected to the bottom of the fixing plate 1, a limiting rod 8 and a strain gauge 5 are arranged at the bottom of the supporting plate 4, a data line 7 is fixedly connected to one side of the strain gauge 5, the other end of the data line 7 penetrates through the supporting plate 4 and the weighing box 2, the elastic body 9 and a limiting block 10 are arranged at the, through the arrangement of the elastic body 9, the strain gauge 5, the data line 7 and the like, the gravity of an object is realized to deform the elastic body 9, the strain gauge 5 in contact with the elastic body 9 senses the deformation of the elastic body 9, then the deformation is converted into the change of resistance, then the change of the resistance is converted into an electric signal by the data line 7 and is output, one side of the limiting block 10 is lapped on one side of the elastic body 9, a limiting hole 16 is formed in the bottom of the weighing box 2, the limiting rod 8 penetrates through the limiting hole 16 and is fixedly connected with a supporting frame 13, through the arrangement of the limiting rod 8 and the limiting block 10, the gravity of the object is always in the vertical direction, the weighing sensor is prevented from shaking, the accuracy of measurement is influenced, the service life of the weighing sensor is prolonged, a sliding groove 12 is formed in the outer surface of the weighing box 2, a sliding block, The setting of slider 11 and spout 12 realizes making support frame 13 drive slider 11 at spout 12 internalization under the gravity of object, plays spacing effect to support frame 13, prevents that support frame 13 from taking place to rotate.

Specifically, a fixing hole 17 is formed in the fixing plate 1, and the hook type weighing sensor is mounted to a place needing to be used through the fixing block 17.

Specifically, the bottom of support frame 13 is provided with stabilizing block 14, guarantees the stability of the object of weighing, prevents to arouse rocking of link 15.

Specifically, the bottom of the stabilizing block 14 is fixedly connected with a hanging ring 15, so that a weighing object can be conveniently hung for weighing.

Specifically,

slider

11 and 12 sliding connection of spout make support frame 13 drive slider 11 at 12 internalizations of spout under the gravity of object, play spacing effect to support frame 13, prevent that support frame 13 from taking place to rotate.

Specifically, a wire fixing port is formed in one side of the weighing box 2, the other end of the data line 7 penetrates through the wire fixing port to be fixedly connected to an external display device, the data line 7 can be fixed through the wire fixing port, and an electric signal is transmitted into the external display device through the data line 7.

The utility model discloses a theory of operation and use flow: the utility model discloses, when using, fix weighing sensor to the place that needs to use through fixed orifices 17 on fixed plate 1, connect external power supply, connect the data line to external display device first, conveniently observe the weight of the object of being weighed, then hang the article that needs to weigh on link 15, under the gravity of object the support frame 13 moves down and slider 11 of support frame 13 one side slides in spout 12, prevent to rotate when support frame 13 moves down, support frame 13 pulls gag lever post 8 to move down in spacing hole 16 simultaneously, gag lever post 8 drives backup pad 4 to move down and the stretching of backup pad 4 top spring 3, foil gage 5 of backup pad 4 bottom presses elastomer 9 to take place the deformation, foil gage 5 senses the deformation of elastomer 9 after, convert this deformation into the change of resistance, then data line 7 converts the change of resistance into the signal of telecommunication and exports to external display device, the stopper 10 of 9 both sides of elastomer prevents that elastomer 9 from taking place the skew when deforming, takes off the object from link 15 after the completion of weighing, when having no effect on backup pad 4, elastomer 9 because need resume deformation, so elastomer 9 can push up foil gage 5 and make backup pad 4 move up, and spring 3 also can pull backup pad 4 and move up because of the resilience force, makes weighing sensor resume initial condition.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A hook formula weighing sensor, includes fixed plate (1), its characterized in that: the bottom of the fixed plate (1) is fixedly connected with a weighing box (2) through a fixing bolt (6), a supporting plate (4) is arranged inside the weighing box (2), a spring (3) is arranged at the top of the supporting plate (4), the other end of the spring (3) is fixedly connected with the bottom of the fixed plate (1), a limiting rod (8) and a strain gage (5) are arranged at the bottom of the supporting plate (4), a data line (7) is fixedly connected with one side of the strain gage (5), the other end of the data line (7) penetrates through the supporting plate (4) and the weighing box (2), an elastic body (9) and a limiting block (10) are arranged at the bottom of the weighing box (2), one side of the limiting block (10) is lapped at one side of the elastic body (9), a limiting hole (16) is formed in the bottom of the weighing box (2), the limiting rod (8) penetrates through the limiting hole (16) and is fixedly connected with, the outer surface of the weighing box (2) is provided with a sliding groove (12), and one side of the supporting frame (13) is provided with a sliding block (11).

2. The hook-type load cell of claim 1, wherein: the fixing plate (1) is provided with a fixing hole (17).

3. The hook-type load cell of claim 1, wherein: the bottom of the support frame (13) is provided with a stabilizing block (14).

4. A hook-type load cell according to claim 3, wherein: the bottom of the stabilizing block (14) is fixedly connected with a hanging ring (15).

5. The hook-type load cell of claim 1, wherein: the sliding block (11) is connected with the sliding groove (12) in a sliding mode.

6. The hook-type load cell of claim 1, wherein: a wire fixing port is formed in one side of the weighing box (2), and the other end of the data wire (7) penetrates through the wire fixing port and is fixedly connected to an external display device.