CN210802639U

CN210802639U - Small-size balance of weighing

Info

Publication number: CN210802639U
Application number: CN201921819153.3U
Authority: CN
Inventors: 龚晋慷
Original assignee: Shanghai Gaijie Technology Development Co ltd
Current assignee: Shanghai Gaijie Technology Development Co ltd
Priority date: 2019-10-28
Filing date: 2019-10-28
Publication date: 2020-06-19
Anticipated expiration: 2029-10-28

Abstract

The utility model discloses a small weighing balance, which comprises a main body, wherein a weighing chamber is fixedly arranged at the top of the main body, a glass door is fixedly arranged at the opposite inner sides of the weighing chamber, an anti-convection ring is arranged in the middle of the top of the main body, a weighing disc is arranged inside the main body, a corner at the top of the main body is provided with a control part fixedly connected with one side of a label main body, the top of the control part is provided with a display part, a button part is arranged below the display part, horizontal adjusting screws are symmetrically arranged at both sides of the control part, and level air bubbles are arranged at the top of the horizontal adjusting screws. And connecting a printer to detect and weigh data records.

Description

Small-size balance of weighing

Technical Field

The utility model relates to a balance technical field specifically is a small-size balance of weighing.

Background

A balance is characterized in that a balance beam is supported at the center of the beam by a fulcrum (shaft) to form two arms, each arm is hung with a disc, one disc is used for placing an object with a known mass, the other disc is used for placing an object to be measured, a pointer fixed on the beam deflects when the pointer does not swing and points to a center scale to measure the mass of the object to be measured, the balance is an equal arm lever, the balance is a balancer which is an instrument for measuring the mass of the object, the invention of the balance is very early, Egypt people already use the balance more than 1500 years before a christmas according to the record of a paper draft, and people still say that the time is still early, the Egypt balance is roughly made before 5000 years before the christmas, but has already had the profile of a modern balance, and becomes the prototype of the modern balance.

At present, the production process of small food processing plants needs to check and weigh food, but the precision of a common tray balance is low, the error is large, so that the food weight is checked, and the food weight is not accurate enough, so that small deviation can occur during the food weight check, the food weight check qualified rate is reduced, and the detection and weighing data of each time cannot be recorded.

Disclosure of Invention

The utility model provides a not enough to prior art, the utility model provides a small-size balance of weighing has solved because it is not accurate enough, so small deviation can appear when examining food weight to reduce food weight inspection qualification rate, and can't take notes the problem of the detection data of weighing every time.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a small-size balance of weighing, includes the main part, the top fixed mounting of main part has the weighing room, the equal fixed mounting in the inboard that the weighing room is relative has the glass door, the both sides and the equal fixed mounting in top of glass door have the handle, the centre at main part top is provided with prevents convection current circle, the inside of main part is provided with the weighing dish, the corner at main part top is provided with the sign.

Preferably, one side fixedly connected with control part of main part, one side of control part is provided with the seal, the top of control part is provided with the display part, the below of display part is provided with button portion, the equal symmetry in both sides of control part is provided with horizontal adjustment screw, the top of horizontal adjustment screw is provided with the level bubble.

Preferably, the back of the main body is fixedly connected with a ground terminal, and the right side of the ground terminal is fixedly connected with an anti-theft ring.

Preferably, the back of the main body is respectively provided with a keyboard interface, a DATA10 interface, an RS232 interface and a power interface.

Preferably, the bottom surface of the main body is provided with a lower disc hook cover.

Preferably, the number of the handle and the glass door is three and four respectively, and the handles and the glass door are all members with the same size, and the glass door has a double-layer structure.

Advantageous effects

The utility model provides a small-size balance of weighing. Compared with the prior art, the method has the following beneficial effects:

1. this small-size balance of weighing through weighing plate, glass door to and display part, shows the reading, and it is fast to weigh, and the precision is high, replaces the edge of a knife of tray balance, has replaced the pointer with the digit, makes its device have long-life, the stable performance, easy and simple to handle and the high characteristics of sensitivity to and prevent convection current circle and weigh the room and avoided the convection current in the air, reduced the error that detects the weighing, thereby reduced food weight inspection qualification rate.

2. The small weighing balance is connected with a printer through a DATA10 interface and an RS232 interface by connecting a keyboard through a keyboard interface, and DATA is transmitted into the printer through the DATA10 interface through the RS232 interface by using keyboard operation to be printed.

Drawings

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

FIG. 2 is a partial sectional view of the structure of the present invention;

fig. 3 is a schematic view of the bottom of the structure of the present invention.

In the figure: 1. a main body; 2. a convection prevention ring; 3. a weighing pan; 4. a weighing chamber; 5. a glass door; 6. a handle; 7. a label; 8. sealing; 9. a display unit; 10. a horizontal adjusting screw; 11. a key section; 12. leveling air bubbles; 13. a ground terminal; 14. an anti-theft ring; 15. a keyboard interface; 16. the DATA10 interface; 17. an RS232 interface; 18. a power interface; 19. a lower plate hook cover; 20. a control unit.

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.

Referring to fig. 1-3, the present invention provides a technical solution: a small weighing balance comprises a main body 1, a weighing chamber 4 is fixedly mounted at the top of the main body 1, a glass door 5 is fixedly mounted on the inner side of the weighing chamber 4 opposite to the inner side, handles 6 are fixedly mounted on the two sides and the top of the glass door 5, an anti-convection ring 2 is arranged in the middle of the top of the main body 1, a weighing plate 3 is arranged inside the main body 1, a label 7 is arranged at the corner of the top of the main body 1, a control part 20 is fixedly connected to one side of the main body 1, a seal 8 is arranged on one side of the control part 20, a display part 9 is arranged at the top of the control part 20, a key part 11 is arranged below the display part 9, horizontal adjusting screws 10 are symmetrically arranged on the two sides of the control part 20, a level bubble 12 is arranged at the top of the horizontal adjusting screws 10, a grounding terminal 13 is fixedly connected to the back of the main body 1, an anti-, A DATA10 interface 16, a RS232 interface 17 and a power interface 18, wherein the bottom of the main body 1 is provided with a lower plate hook cover 19, the number of the handle 6 and the glass door 5 is three or four respectively, and the components are the same in size, the glass door 5 is a double-layer structure, the DATA10 interface 16 and the RS232 interface 17 are respectively a DATA transmission interface and a communication terminal interface, the electric signal output by the retransmission sensor in the main body 1 is connected to the weighing plate 3 through an electric signal, the working power of the weighing sensor is supplied through a power key on the key part 11, and a/D (analog/digital) conversion unit reference voltage is supplied to the inside of the main body, the stability of the reference voltage is generally above 0.1%, the amplifying unit generally adopts a measuring amplifier structure, receives and amplifies the signal of the weighing sensor, the amplification factor is generally hundreds of times, the filtering unit filters the electric noise mixed from the outside of the main body and generated by the, the A/D conversion unit converts the analog quantity into digital quantity, the conversion digit number is above 14 bits, the DATA processing unit is composed of microprocessor as core and peripheral supporting chip, it completes a series of operations of DATA acquisition, operation and storage under the control of program, it is displayed on the display part 9 by connecting wire, the detected weighing result is sent to the corresponding interface, the display unit displays the weighing value and weighing state in the form of digit or character, graph, etc., and it can be connected with external equipment by DATA10 interface 16 and RS232 interface 17.

When the balance is used, a weighing balance is placed on a workbench to be detected and weighed, food is placed in a weighing disc 3 at the top of a main body 1 and in an inner cavity of a weighing chamber 4, a power supply line is used for connecting a power supply interface 18, then a key of a power switch is turned on through a key part 11 at the top of a control part 20, meanwhile, letters appear on a display part 9 to represent that the weighing balance normally operates, a horizontal adjusting screw 10 is adjusted according to the self requirement before weighing to keep the balance in a horizontal state, whether bubbles inside a leveling bubble 12 are in a circle or not is observed through the leveling bubble 12, the balance is calibrated through a calibration key on the key part 11, when the balance is calibrated, the food is placed in the weighing disc 3 by opening a glass door 5 through a handle 6 and then closing the glass door 5 through the handle 6, and the influence of air convection on detection is reduced through an anti-convection ring 2, when DATA needs to be detected, the keyboard can be connected through the keyboard interface 15, the printer is connected through the DATA10 interface 16 and the RS232 interface 17, DATA is transmitted into the printer through the DATA10 interface 16 through the RS232 interface 17 by using keyboard operation to be printed, and when the detection is finished, the power switch key on the key part 11 is turned off.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

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 small weighing balance comprising a body (1), characterized in that: the top fixed mounting of main part (1) has weighing room (4), weigh the equal fixed mounting in the inboard that weighing room (4) is relative has glass door (5), the equal fixed mounting in both sides and the top of glass door (5) has handle (6), the centre at main part (1) top is provided with prevents convection current circle (2), the inside of main part (1) is provided with weighing plate (3), the corner at main part (1) top is provided with sign (7).

2. A compact weighing balance according to claim 1 wherein: one side fixedly connected with control portion (20) of main part (1), one side of control portion (20) is provided with seal (8), the top of control portion (20) is provided with display portion (9), the below of display portion (9) is provided with button portion (11), the equal symmetry in both sides of control portion (20) is provided with horizontal adjustment screw (10), the top of horizontal adjustment screw (10) is provided with level bubble (12).

3. A compact weighing balance according to claim 1 wherein: the back of main part (1) fixedly connected with ground terminal (13), the right side fixedly connected with theftproof circle (14) of ground terminal (13).

4. A compact weighing balance according to claim 1 wherein: the back of the main body (1) is respectively provided with a keyboard interface (15), a DATA10 interface (16), an RS232 interface (17) and a power interface (18).

5. A compact weighing balance according to claim 1 wherein: the bottom surface of the main body (1) is provided with a lower disc hook cover (19).

6. A compact weighing balance according to claim 1 wherein: the number of the handles (6) and the number of the glass doors (5) are respectively three and four, the handles and the glass doors are all members with the same size, and the glass doors (5) are of double-layer structures.