CN210221275U

CN210221275U - Indicating value device of electronic scale

Info

Publication number: CN210221275U
Application number: CN201921336016.4U
Authority: CN
Inventors: Wanli Xu; 徐万里
Original assignee: Yongkang Huaxi Weighing Apparatus Factory
Current assignee: Yongkang Huaxi Weighing Apparatus Factory
Priority date: 2019-08-17
Filing date: 2019-08-17
Publication date: 2020-03-31
Anticipated expiration: 2029-08-17

Abstract

The utility model discloses an indicating value device of electronic scale, aim at overcoming the problem that lacks the structure of accomodating plug and power cord among the prior art, it includes the display, the display includes the frame, be provided with the display screen in the frame, control circuit board electricity respectively connects display screen and power cord, the outer end of power cord is provided with the plug, the fixed first casing that is provided with in frame, first casing and frame cooperation are formed with the first chamber that holds, the opening has been seted up on the first casing, power cord and plug accessible opening stretch out or accomodate at the first intracavity that holds to the first chamber that holds outward, the activity is provided with the apron on the first casing, remove the apron, the apron can be covered and establish on the opening or open from the opening.

Description

Indicating value device of electronic scale

Technical Field

The utility model belongs to an accessory of an electronic scale, in particular to a value indicating device of the electronic scale.

Background

A scale is a weighing apparatus that uses hooke's law or inner lever to balance a tool away from the mass of an object being measured. The balance is mainly composed of a load-bearing system (such as a scale pan), a force transmission conversion system (such as a sensor) and a value indicating system (such as an electronic display instrument), and can be divided into a mechanical balance and an electronic balance according to the structural principle.

A load cell fast switching apparatus as in prior application No. 2018102741656, comprising an indicating system, the indicating system being connected to a plug, the plug being connectable to an external power source for supplying power to the indicating system.

However, the prior art is not perfect, and a power line is arranged between the plug and the indicating system in order to facilitate the connection of the plug with an external power supply, and the existing indicating system is lack of a structure for accommodating the plug and the power line.

SUMMERY OF THE UTILITY MODEL

For overcoming the not enough and problem that exists of prior art, the utility model provides a convenient storage, dustproof and waterproof indicating device of electronic scale.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a indicating value device of electronic scale, which comprises a display, the display includes the frame, be provided with the display screen in the frame, control circuit board electricity respectively connects display screen and power cord, the outer end of power cord is provided with the plug, the fixed first casing that is provided with in the frame, first casing and frame cooperation are formed with the first chamber that holds, the opening has been seted up on the first casing, power cord and plug accessible opening stretch out or accomodate at the first intracavity that holds to the first chamber that holds, the activity is provided with the apron on the first casing, remove the apron, the apron can be covered and establish on the opening or open from the opening.

Preferably, when the cover plate is covered on the opening, a first threading hole is formed between the cover plate and the first shell, and the power line can be threaded in the first threading hole.

Preferably, the first threading hole is formed in the side surface of the cover plate.

Preferably, the cover is hinged to the first housing.

Preferably, the cover plate is provided with an elastic buckle, the first shell is provided with a clamping groove, when the cover plate is covered on the opening, the elastic buckle is clamped in the clamping groove, and the cover plate is fixedly arranged on the first shell.

Preferably, the rack comprises a second shell and a third shell, the second shell and the third shell are matched to form a second containing cavity, the display screen and the control circuit board are arranged in the second containing cavity, the second shell is provided with a light transmission part, the display screen is opposite to the light transmission part, a second threading hole is formed in the third shell, and the power line is connected to the control circuit board through the second threading hole.

Preferably, an elastic sealing ring is arranged between the second shell and the third shell.

Preferably, the second shell is provided with a first annular groove, the third shell is provided with a second annular groove, and the elastic sealing ring is arranged between the first annular groove and the second annular groove.

Preferably, the display further comprises a keyboard, the keyboard is connected to the control circuit board, the keyboard is arranged in the second accommodating cavity, the second shell is provided with an elastic part, and the keyboard faces the elastic part.

Preferably, the display further comprises a rechargeable battery, the battery is connected to the control circuit board, and the battery is arranged in the second accommodating cavity.

Compared with the prior art, the utility model outstanding and profitable technological effect is:

(1) when not switching on external power source, accomodate power cord and plug and hold the intracavity at first, avoided power cord and plug to scatter and outside and influence current, also avoid power cord and plug to disturb accomodating and carrying of the indicating value device of this electronic scale, when accomodating plug and power cord, establish the apron lid on the opening, the apron plays certain dustproof and waterproof effect, avoids plug and power cord to be stained with and is stained with the ash, has improved the clean degree and the safety in utilization of equipment.

(2) When the apron lid is established on the opening, the elasticity buckle joint is in the draw-in groove, and the apron is fixed to be set up on first casing to the apron is firmly covered and is established on the opening, avoids not having under the exogenic action apron to take place to rock even to open from the opening, and in addition, the joint structure makes the user can bare-handed break away from the elasticity buckle joint on the draw-in groove or with the elasticity buckle from the draw-in groove, makes things convenient for the dismouting of apron.

(3) When the plug is connected with an external power supply, the cover plate can be covered on the opening, the power line can extend out of the first accommodating cavity through the first threading hole, and the problems that the first accommodating cavity is exposed outside and water and dust enter are avoided when the plug is used.

Drawings

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

fig. 2 is one of the schematic views of the explosion structure of the present invention;

fig. 3 is a second schematic diagram of the explosion structure of the present invention;

fig. 4 is a third schematic diagram of the explosion structure of the present invention;

in the figure: 1-a display, 2-a first shell, 3-a cover plate, 11-a display screen, 12-a power line, 13-a plug, 14-a second shell, 15-a third shell, 16-a control circuit board, 17-an elastic sealing ring, 18-a battery, 19-a keyboard, 21-an opening, 22-a first accommodating cavity, 23-a clamping groove, 31-a first threading hole, 32-an elastic buckle, 141-a light-transmitting part, 142-an elastic part, 143-a first annular groove, 151-a second threading hole, 152-a second accommodating cavity and 153-a second annular groove.

Detailed Description

To facilitate understanding of those skilled in the art, the present invention will be further described with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1 to 4, a value indicating device of an electronic scale is mainly used for connecting and displaying a mass value measured by a weighing sensor (not shown in the figures).

The indicating device of the electronic scale comprises a display 1, a first shell 2 and a cover plate 3, wherein the display 1 comprises a frame, a display screen 11, a power line 12, a plug 13, a control circuit board 16, a sealing ring 17, a battery 18 and a keyboard 19. The display screen 11 and the control circuit board 16 are respectively arranged on the rack, the control circuit board 16 is respectively electrically connected with the display screen 11 and the power line 12, and the plug 13 is connected with the outer end of the power line 12.

When the indicating device of the electronic scale is used, the plug 13 is connected to an external power supply, so that the power supply function is realized.

First casing 2 is fixed to be set up in the frame, and first casing 2 accessible bolt fastening is on first casing 2, and first casing 2 and frame cooperation are formed with first chamber 22 that holds, and first chamber 22 that holds specifically forms in the one side of first casing 2 towards the frame, has seted up opening 21 on first casing 2, and opening 21 intercommunication is first to hold chamber 22, and power cord 12 and plug 13 accessible opening 21 stretch out or accomodate in first chamber 22 to first chamber 22 that holds outward.

When the external power supply is not switched on, the power line 12 and the plug 13 are stored in the first containing cavity 22, so that the situation that the power line 12 and the plug 13 are scattered to influence the passing is avoided, and the situation that the power line 12 and the plug 13 interfere with the storage and carrying of the value indicating device of the electronic scale is also avoided.

The cover plate 3 is movably arranged on the first shell 2, the cover plate 3 can be arranged on the first shell 2 in a hinged or sliding connection or a detachable connection mode, and the cover plate 3 can be arranged on the opening 21 in a covering mode or can be opened from the opening 21 by moving the cover plate 3.

When taking in the plug 13 and the power cord 12, cover the cover plate 3 and establish on the opening 21, the cover plate 3 plays certain dustproof and waterproof effect, avoids the plug 13 and the power cord 12 to be stained with water and be stained with ash, has improved the clean and tidy degree and the safety in utilization of equipment.

When the cover plate 3 covers the opening 21, a first threading hole 31 is formed between the cover plate 3 and the first casing 2, and the power cord 12 can be threaded through the first threading hole 31.

When the plug 13 is connected with an external power supply, the cover plate 3 can be covered on the opening 21, and the power cord 12 can extend out of the first accommodating cavity 22 through the first threading hole 31, so that the problems of water inflow and dust inflow caused by the fact that the first accommodating cavity 22 is exposed outside when the plug 13 is used are avoided.

The first threading hole 31 is specifically opened in a side surface of the cover plate 3, which side surface of the cover plate 3 abuts on an inner wall of the opening 21 when the cover plate 3 is placed over the opening 21.

The cover 3 is in particular hinged to the first housing 2, and by rotating the cover 3, the cover 3 can be placed over the opening 21 or be opened from the opening 21.

The cover plate 3 is provided with an elastic buckle 32, the elastic buckle 32 is integrally formed on one side of the cover plate 3, the first shell 2 is provided with a clamping groove 23, and the clamping groove 23 is formed on the inner wall of the opening 21.

Establish on opening 21 when the lid of apron 3, elastic buckle 32 joint is in draw-in

groove

23, and 3 fixed settings on first casing 2 of apron are to apron 3 firmly covers and establishes on opening 21, avoids not having under the exogenic action apron 3 to take place to rock and open even from opening 21, and in addition, the joint structure makes the user can bare-handedly break away from elastic buckle 32 joint on draw-in groove 23 or elastic buckle 32 from draw-in groove 23, makes things convenient for the dismouting of apron 3.

The frame includes second casing 14 and third casing 15, and second casing 14 and third casing 15 cooperation form inclosed second and hold chamber 152, and the second holds chamber 152 and specifically can open and establish on second casing 14, and display screen 11 and control circuit board 16 are fixed respectively to be set up in the second holds chamber 152 to display screen 11 and control circuit board 16 keep apart with the external world, avoid being stained with water or sticking dust, have improved the reliability of part work.

The second casing 14 has a light-transmitting portion 141, the display panel 11 faces the light-transmitting portion 141, and a user can observe contents displayed on the display panel 11 through the light-transmitting portion 141, and the light-transmitting portion 141 may be a transparent plastic plate or glass.

A second threading hole 151 is formed in the third casing 15, the outer end of the second threading hole 151 is located in the first accommodating cavity 22, and the power line 12 is connected to the control circuit board 16 through the second threading hole 151.

The keyboard 19 is connected to the control circuit board 16, and a user can input commands to the control circuit board 16 through the keyboard 19. The keyboard 19 is disposed in the second accommodating cavity 152, the keyboard 19 can be specifically bolted to the second housing 14, the second housing 14 has an elastic portion 142, the elastic portion 142 can be made of a soft rubber pad, the keyboard 19 is opposite to the elastic portion 142, and a user can press the keyboard 19 through the elastic portion 142, so that the keyboard has the advantages of being waterproof, dustproof and convenient to use.

The light-transmitting portion 141, the elastic portion 142, and the second housing 14 may be formed by splicing different materials.

The battery 18 is a rechargeable battery 18, the battery 18 is connected to the control circuit board 16, and the battery 18 is disposed in the second accommodating cavity 152, so that the indicating device of the electronic scale operates without an external power supply.

An elastic sealing ring 17 is arranged between the second shell 14 and the third shell 15, the elastic sealing ring 17 is located outside the second accommodating cavity 152, the elastic sealing ring 17 can be made of rubber, and the elastic sealing ring 17 is used for reducing the gap between the second shell 14 and the third shell 15, so that the sealing effect is further improved.

The first annular groove 143 is formed in the second shell 14, the second annular groove 153 is formed in the third shell 15, the outline of the first annular groove 143 and the outline of the second annular groove 153 are consistent with the outline of the elastic sealing ring 17, and the elastic sealing ring 17 is installed between the first annular groove 143 and the second annular groove 153, so that the elastic sealing ring 17 can be conveniently assembled between the second shell 14 and the third shell 15, and the sealing effect is prevented from being influenced by assembling deviation.

The above-mentioned embodiment is only the preferred embodiment of the present invention, and does not limit the protection scope of the present invention according to this, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. A value indicating device of an electronic scale comprises a display (1), the display (1) comprises a frame, a display screen (11) and a control circuit board (16) are arranged on the frame, the control circuit board (16) is respectively and electrically connected with the display screen (11) and a power line (12), a plug (13) is arranged at the outer end of the power line (12), the novel multifunctional electric heating cooker is characterized in that a first shell (2) is fixedly arranged on the rack, a first accommodating cavity (22) is formed by matching the first shell (2) and the rack, an opening (21) is formed in the first shell (2), a power line (12) and a plug (13) can extend out of the first accommodating cavity (22) or be accommodated in the first accommodating cavity (22) through the opening (21), a cover plate (3) is movably arranged on the first shell (2), the cover plate (3) is moved, and the cover plate (3) can be covered on the opening (21) or opened from the opening (21).

2. The indicating device of an electronic scale according to claim 1, wherein when the cover plate (3) is covered on the opening (21), a first threading hole (31) is formed between the cover plate (3) and the first housing (2), and the power cord (12) can be threaded through the first threading hole (31).

3. A value indicating device of an electronic scale according to claim 2, wherein the first threading hole (31) is formed in a side surface of the cover plate (3).

4. A value indicating device for an electronic scale according to claim 1, wherein the cover plate (3) is hinged to the first housing (2).

5. The indicating device of the electronic scale according to claim 1 or 4, wherein the cover plate (3) is provided with an elastic buckle (32), the first housing (2) is provided with a slot (23), when the cover plate (3) is covered on the opening (21), the elastic buckle (32) is clamped in the slot (23), and the cover plate (3) is fixedly arranged on the first housing (2).

6. The indicating device of an electronic scale according to claim 1, wherein the frame comprises a second housing (14) and a third housing (15), the second housing (14) and the third housing (15) cooperate to form a second accommodating cavity (152), the display screen (11) and the control circuit board (16) are disposed in the second accommodating cavity (152), the second housing (14) has a light-transmitting portion (141), the display screen (11) faces the light-transmitting portion (141), the third housing (15) is provided with a second threading hole (151), and the power line (12) is connected to the control circuit board (16) through the second threading hole (151).

7. A value indicating device for an electronic scale according to claim 6, wherein an elastic sealing ring (17) is provided between the second housing (14) and the third housing (15).

8. The indicating device of an electronic scale according to claim 7, wherein the second housing (14) is provided with a first annular groove (143), the third housing (15) is provided with a second annular groove (153), and the elastic sealing ring (17) is installed between the first annular groove (143) and the second annular groove (153).

9. A value indicating device of an electronic scale according to claim 6, wherein the display (1) further comprises a keyboard (19), the keyboard (19) is connected to the control circuit board (16), the keyboard (19) is disposed in the second receiving chamber (152), the second housing (14) has an elastic portion (142), and the keyboard (19) faces the elastic portion (142).

10. Indicating device of an electronic scale according to claim 6, characterized in that the display (1) further comprises a rechargeable battery (18), the battery (18) being connected to the control circuit board (16), the battery (18) being arranged in the second receiving chamber (152).