CN210268882U

CN210268882U - Novel weighing sensor capable of resisting impact

Info

Publication number: CN210268882U
Application number: CN201921640398.XU
Authority: CN
Inventors: 梁飞; 梁中秋
Original assignee: Sichuan Huacan Electronic Co Ltd
Current assignee: Sichuan Huacan Electronic Co Ltd
Priority date: 2019-09-27
Filing date: 2019-09-27
Publication date: 2020-04-07
Anticipated expiration: 2029-09-27

Abstract

The utility model discloses a novel weighing sensor that can shock resistance, relate to sensor equipment technical field, including inside hollow detection piece, it is provided with measuring element to detect the inside bottom surface of piece, the last many sensing element that is provided with of measuring element, the sensing element top is connected with the sensing element who fixes and detect a top surface, sensing element central authorities are fixed with the sensitivity and detect the platform, the sensitivity is detected and is provided with the buffer board directly over the platform, buffer board left and right sides bottom all is fixed with a plurality of inserts and detects the inside holding pole of piece, every holding pole outside all encloses and is equipped with compression spring, compression spring sets up between buffer board bottom surface and sensing element, buffer board bottom surface area equals with detecting a top surface area, it is less than the sensitivity and detects a platform height and detects a high sum.

Description

Novel weighing sensor capable of resisting impact

Technical Field

The utility model relates to a sensor equipment technical field, more specifically relate to a novel weighing sensor that can resist impact.

Background

The sensor is a detection device which can sense the measured information and convert the sensed information into an electric signal or other information in a required form according to a certain rule to output so as to meet the requirements of information transmission, processing, storage, display, recording, control and the like. The sensor features include: miniaturization, digitalization, intellectualization, multifunction, systematization and networking. The method is the first link for realizing automatic detection and automatic control. The existence and development of the sensor enable the object to have the senses of touch, taste, smell and the like, and the object slowly becomes alive. Generally, the sensor is classified into ten categories, i.e., a thermosensitive element, a photosensitive element, a gas-sensitive element, a force-sensitive element, a magnetic-sensitive element, a humidity-sensitive element, a sound-sensitive element, a radiation-sensitive element, a color-sensitive element, and a taste-sensitive element, according to their basic sensing functions. The weighing sensor is a device for converting a mass signal into a measurable electric signal and outputting the electric signal, has various types, has certain errors, and has higher requirements on the use environment conditions.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art's defect, provide a novel weighing sensor that can shock resistance.

The utility model discloses a realize above-mentioned purpose and specifically adopt following technical scheme:

the utility model provides a novel weighing sensor that can shock resistance, including inside hollow detection piece, it is provided with measuring element to detect the inside bottom surface of piece, the last many sensing element that is provided with of measuring element, the sensing element top is connected with the sensing element who fixes at detecting a top surface, sensing element central authorities are fixed with the sensitivity and detect the platform, the sensitivity is detected and is provided with the buffer board directly over the platform, buffer board left and right sides bottom all is fixed with a plurality of and inserts the retaining pole that detects a inside, every retaining pole outside all encloses and is equipped with compression spring, compression spring sets up between buffer board bottom surface and sensing element, buffer board bottom surface area equals with detecting a top surface area, retaining pole length is less than the sensitivity and detects a height and detect a high sum of piece.

On the basis of the technical scheme, the four sides of the buffer plate are provided with the protective covers which are mutually communicated, and the inner side surfaces of the bottoms of all the protective covers are in mutual contact with the outer side surfaces of the detection blocks.

On the basis of the technical scheme, the top of the detection block is provided with a buffer layer.

The utility model has the advantages as follows:

1. the utility model has the advantages of compact structure and reasonable design, when there is an object striking in the outside, the buffer board can contact the object at first, after producing the impact strength, keep the pole to move down and compensate the anti-vibration, thereby make compression spring compress and produce elasticity, detect and output signal through the sensing element below the compression spring, output signal changes into the signal convenient for measuring through the sensing element again and finally changes into the signal of telecommunication under the effect of measuring element, in the measuring process, because the degree of depression of the compression spring increases gradually, elasticity also becomes gradually from small to large, effectively eliminate the adverse effect of instantaneous impact vibration symmetry retransmission sensor, when whole buffer board descends to a certain position, the impact strength is eliminated basically, the buffer board bottom contacts the extrusion sensitive detection platform, continue the process of sensing element-measuring element again, thereby completely detecting the mass of the whole object.

2. The utility model discloses in, protection casing in close contact with detects a lateral surface, can be sealed with whole detection piece to reach the effect of dust separation, effectively improve the life who detects a top component, thereby improve the practicality of whole sensor.

3. The utility model discloses in, the buffer layer can further improve whole weighing sensor's shock resistance, can guarantee the sensitive detection precision who examines the platform simultaneously.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and that for those skilled in the art, other relevant drawings can be obtained according to the drawings without inventive effort, wherein:

fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a top view of the detecting block of the present invention;

reference numerals:

1-detection block, 2-measuring element, 3-sensing element, 4-sensing element, 5-sensing detection table, 6-buffer plate, 7-holding rod, 8-compression spring and 9-protective cover.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. 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.

It should be noted that: reference numerals and letters in the following figures denote similar items, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

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 the convenience of describing the present invention, and 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" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather 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 description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; mechanical connection or electrical connection can be realized; the two original pieces can be directly connected or indirectly connected through an intermediate medium, or the two original pieces can be communicated with each other. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1

As shown in fig. 1 to 2, the present embodiment provides a novel weighing sensor capable of resisting impact, including a hollow detection block 1, a measurement element 2 is disposed on the bottom surface inside the detection block 1, a plurality of sensing elements 3 are disposed on the measurement element 2, the top of the sensing element 3 is connected to a sensing element 4 fixed on the top surface of the detection block 1, a sensitive detection table 5 is fixed in the center of the sensing element 4, a buffer plate 6 is disposed directly above the sensitive detection table 5, a plurality of retaining rods 7 inserted into the detection block 1 are fixed at the bottoms of the left and right sides of the buffer plate 6, a compression spring 8 is enclosed outside each retaining rod 7, the compression spring 8 is disposed between the bottom surface of the buffer plate 6 and the sensing element 4, the area of the bottom surface of the buffer plate 6 is equal to the area of the top surface of the detection block 1, and the length of the retaining rod 7 is smaller than the.

In this embodiment, when an object is impacted, the buffer plate 6 can contact the object first, after generating impact force, the holding rod 7 moves down to compensate and resist vibration, so that the compression spring 8 compresses and generates elastic force, the sensing element 4 below the compression spring 8 detects and outputs a signal, the output signal is converted into a signal convenient for measurement through the sensing element 3 and is converted into an electric signal under the action of the measuring element 2 finally, in the measuring process, because the downward pressing degree of the compression spring 8 is gradually increased and the elastic force is gradually increased from small to small, the adverse effect of the instantaneous impact vibration symmetrical retransmission sensor is effectively eliminated, when the whole buffer plate 6 descends to a certain position, the impact force is basically eliminated, the bottom of the buffer plate 6 contacts and presses the sensitive detection table 5, and then the process of the sensing element 4-the sensing element 3-the measuring element 2 is continued, thereby completely detecting the mass of the whole object.

Example 2

As shown in fig. 1 to fig. 2, the present embodiment is further optimized on the basis of embodiment 1, specifically:

the periphery of the buffer plate 6 is provided with protective covers 9 which are communicated with each other on four sides, and the inner side surfaces of the bottoms of all the protective covers 9 are contacted with the outer side surfaces of the detection blocks 1.

In this embodiment, 9 in close contact with of protection casing detect 1 lateral surface of piece, can be sealed with whole detection piece 1 to reach the effect of dust separation, effectively improve the life who detects 1 top element of piece, thereby improve the practicality of whole sensor.

Example 3

the top of the detection block 1 is provided with a buffer layer.

In this embodiment, the buffer layer can further improve whole weighing sensor's shock resistance, can guarantee the detection precision of sensitive test table 5 simultaneously.

The above is the embodiment of the present invention. The foregoing is the preferred embodiments of the present invention, and if the preferred embodiments in the preferred embodiments are not obviously contradictory or are based on a certain preferred embodiment, the preferred embodiments can be combined and used by any superposition, the specific parameters in the embodiments and examples are only for the purpose of clearly expressing the utility model verification process of the utility model, and are not used for limiting the patent protection scope of the present invention, the patent protection scope of the present invention is still based on the claims, and all the equivalent structural changes made by the contents of the specification and the drawings of the present invention should be included in the protection scope of the present invention.

Claims

1. A novel weighing sensor capable of resisting impact is characterized by comprising a detection block (1) with a hollow interior, wherein a measurement element (2) is arranged on the bottom surface of the interior of the detection block (1), a plurality of sensing elements (3) are arranged on the measurement element (2), the top of each sensing element (3) is connected with a sensitive element (4) fixed on the top surface of the detection block (1), a sensitive detection table (5) is fixed in the center of each sensitive element (4), a buffer plate (6) is arranged right above the sensitive detection table (5), a plurality of retaining rods (7) inserted into the detection block (1) are fixed at the bottoms of the left side and the right side of each buffer plate (6), a compression spring (8) is arranged around the outer side of each retaining rod (7), the compression spring (8) is arranged between the bottom surface of the buffer plate (6) and the sensitive element (4), the area of the bottom surface of the buffer plate (6) is equal to the, the length of the retaining rod (7) is less than the sum of the height of the sensitive detection table (5) and the height of the detection block (1).

2. The novel impact-resistant weighing sensor according to claim 1, wherein the periphery of the buffer board (6) is provided with protective covers (9) which are communicated with each other on four sides, and the inner side surfaces of the bottoms of all the protective covers (9) are in contact with the outer side surfaces of the detection blocks (1).

3. The novel impact-resistant weighing sensor according to claim 2, characterized in that a buffer layer is arranged on top of the detection block (1).