CN210720229U

CN210720229U - A hand-held type electron nose for food detects

Info

Publication number: CN210720229U
Application number: CN201921176292.9U
Authority: CN
Inventors: 陈开兵; 贾红雯; 王晓明; 刘文瑛
Original assignee: Chuzhou Vocational and Technical College
Current assignee: Chuzhou Vocational and Technical College
Priority date: 2019-07-24
Filing date: 2019-07-24
Publication date: 2020-06-09
Anticipated expiration: 2029-07-24

Abstract

The utility model discloses a: a handheld electronic nose for food detection comprises a main body and an auxiliary fixing device, wherein the main body comprises an outer protection shell, the auxiliary fixing device is arranged on the inner side of the outer protection shell, the auxiliary fixing device comprises an accommodating part, the accommodating part is positioned on the inner side of the outer protection shell, a winding shaft is arranged on the inner side of the accommodating part, fixing bearings are symmetrically arranged at positions, corresponding to the inner side of the accommodating part, of two ends of the winding shaft, return springs are symmetrically arranged on the outer portions of two sides of each return spring, and cloth belts are fixedly connected to the outer surface of the winding shaft; install the strap that is located outer protecting casing back etc. through the design, when the use device, can pass the palm and grip the device again between strap and the outer protecting casing, be convenient for increase the stability of device when gripping the use, further protect the device, and can not destroy the wholeness of device.

Description

A hand-held type electron nose for food detects

Technical Field

The utility model belongs to the technical field of food detects, concretely relates to hand-held type electron nose for food detects.

Background

The odor detection device/system is the simplest tool for odor analysis, and can digitally display the odor intensity and grade. The operation, use and interpretation are simple, a sampling pump is arranged in the device, air in the environment is sampled, the semiconductor probe is used for sensing the odor intensity, and then the odor intensity is analyzed and converted into digital to be displayed on the liquid crystal display screen in real time. The semiconductor probe has the characteristics of high stability and accuracy, does not need to be corrected, is simple and easy to return to zero, and has wide application in the fields of catering industry and food manufacturing.

The existing electronic nose system for food detection has the problem that the device is likely to slide or even fall and be damaged when being directly held for use due to the single external structure, so that the handheld electronic nose for food detection is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a hand-held type electron nose for food detects to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a hand-held type electron nose for food detection, includes the main part, still includes supplementary fixing device, the main part is including protecting the casing outward, just supplementary fixing device installs and protects the casing inboard outward.

Preferably, supplementary fixing device is including the portion of accomodating, the portion of accomodating is located the inboard of outer protecting casing, the rolling axle is installed to the inboard of portion of accomodating, the both ends of rolling axle are located the inboard of the portion of accomodating and correspond the equal symmetry in position department and install fixing bearing, just the outside equal symmetry in both sides of rolling axle installs back force spring, the outer fixed surface of rolling axle is connected with the strap, the fixed plate is installed to the tip of strap, just outer protecting casing's rear surface just with accomodate the recess corresponding position department and seted up accomodate the recess, the inner wall fixed connection of fixed plate and accomodate the recess.

Preferably, the main part still includes display screen and first semiconductor probe and second semiconductor probe and presses the keypad, first semiconductor probe is installed at the top of outer protection casing, second semiconductor probe is installed to one side of first semiconductor probe, the display screen is installed at the front surface top of outer protection casing, the keypad is installed to the below of display screen.

Preferably, the corresponding position of the outer protective shell is provided with an opening corresponding to the cloth belt.

Preferably, the winding shaft is rotatably connected to the storage part by being engaged with the return spring and the fixed bearing.

Compared with the prior art, the beneficial effects of the utility model are that: the device comprises a palm, a cloth belt and the like, wherein the cloth belt and the like are arranged on the back of an outer protection shell, when the device is used, the palm can penetrate through the cloth belt and the outer protection shell to be held, the stability of the device in holding use is convenient to increase, the device is further protected, the device is not damaged in one body, the existing electronic nose system for food detection is solved, and the problem that the device is likely to slip or even fall down to be damaged when being directly held for use due to the single external structure is solved.

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.

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

FIG. 2 is a schematic structural view of the back of the present invention;

fig. 3 is a sectional view of the storage part of the present invention;

in the figure: 1. a first semiconductor probe; 2. a second semiconductor probe; 3. a display screen; 4. An outer protective shell; 5. a key group; 6. a receiving groove; 7. a storage section; 8. a cloth belt; 9. a return spring; 10. a winding shaft; 11. fixing the bearing; 12. and (7) fixing the plate.

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.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

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, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; either directly or indirectly through intervening media, or through the communication between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a hand-held type electron nose for food detection, includes the main part, still includes supplementary fixing device, and the main part is including outer protective housing 4, and supplementary fixing device installs and protects 4 inboards of housing.

In this embodiment, preferably, the auxiliary fixing device includes a storage portion 7, the storage portion 7 is located inside the outer protection shell 4, a winding shaft 10 is installed inside the storage portion 7, fixing bearings 11 are symmetrically installed at positions corresponding to positions on the inside of the storage portion 7 at both ends of the winding shaft 10, return springs 9 are symmetrically installed outside both sides of the winding shaft 10, a cloth tape 8 is fixedly connected to the outer surface of the winding shaft 10, a fixing plate 12 is installed at the end of the cloth tape 8, a storage groove 6 is formed in the rear surface of the outer protection shell 4 and a position corresponding to the storage groove 6, and the fixing plate 12 is fixedly connected to the inner wall of the storage groove 6.

In this embodiment, preferably, the main body further includes a display screen 3, a first semiconductor probe 1, a second semiconductor probe 2, and a key set 5, the first semiconductor probe 1 is installed on the top of the outer protective casing 4, the second semiconductor probe 2 is installed on one side of the first semiconductor probe 1, the display screen 3 is installed on the top of the front surface of the outer protective casing 4, and the key set 5 is installed below the display screen 3.

In this embodiment, preferably, an opening corresponding to the cloth tape 8 is opened at a position corresponding to the outer protective shell 4, so as to facilitate the drawing out and the storage of the cloth tape 8.

In this embodiment, the winding shaft 10 is preferably rotatably connected to the housing 7 by engaging with the return spring 9 and the fixed bearing 11.

The utility model discloses a theory of operation and use flow: when the device uses, pass the palm and grip the device again between strap 8 and the outer protective shell 4, the process, the thickness of palm can make strap 8 constantly take out from the inboard outside of portion 7 of accomodating, simultaneously wind-up shaft 10 can rotate along with taking out of strap 8, at this moment when gripping the device, strap 8 is under the effect of the elasticity of return spring 9, closely laminate with the palm, be convenient for increase the stability of device when gripping the use, further protect the device, then start and control device through group 5 of pressing the key, and detect the smell through first semiconductor probe 1 and second semiconductor probe 2, the numerical value of final detection can show through display screen 3;

when the device is not used, the palm is drawn out from between the cloth belt 8 and the outer protective shell 4, the winding shaft 10 is driven to rotate under the action of the elastic force of the return spring 9, the cloth belt 8 is wound to the inner side of the storage part 7, the cloth belt 8 is tightly attached to the inner wall of the storage groove 6, and the integrity of the device cannot be damaged.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A hand-held type electron nose for food detects, includes the main part, its characterized in that: still include supplementary fixing device, the main part includes outer protecting casing (4), just supplementary fixing device installs outside protecting casing (4) inboard.

2. The handheld electronic nose for food detection of claim 1, wherein: supplementary fixing device is including accomodating portion (7), accomodating portion (7) are located the inboard of outer protecting casing (4), rolling axle (10) are installed to the inboard of accomodating portion (7), the both ends of rolling axle (10) are located the inboard of accomodating portion (7) and correspond the equal symmetry in position department and install fixing bearing (11), just return spring (9) are installed to the outside equal symmetry in both sides of rolling axle (10), the outer fixed surface of rolling axle (10) is connected with strap (8), fixed plate (12) are installed to the tip of strap (8), just outer protecting casing (4) the rear surface and with the corresponding position department of accomodating recess (6) seted up accomodate recess (6), fixed plate (12) and the inner wall fixed connection of accomodating recess (6).

3. The handheld electronic nose for food detection of claim 1, wherein: the main part still includes display screen (3) and first semiconductor probe (1) and second semiconductor probe (2) and presses keypad (5), first semiconductor probe (1) is installed at the top of outer protection casing (4), second semiconductor probe (2) are installed to one side of first semiconductor probe (1), display screen (3) are installed at the front surface top of outer protection casing (4), press keypad (5) are installed to the below of display screen (3).

4. The handheld electronic nose for food detection of claim 2, wherein: the corresponding position of the outer protective shell (4) is provided with an opening corresponding to the cloth belt (8).

5. The handheld electronic nose for food detection of claim 2, wherein: the winding shaft (10) is rotatably connected with the accommodating part (7) through being clamped with the return spring (9) and the fixed bearing (11).