CN215865435U

CN215865435U - Electronic balance with function of eliminating human static electricity

Info

Publication number: CN215865435U
Application number: CN202122357876.XU
Authority: CN
Inventors: 梁浩; 罗帅; 谈小兰
Original assignee: Macheng Fangyuan Construction Engineering Quality Inspection Co ltd
Current assignee: Macheng Fangyuan Construction Engineering Quality Inspection Co ltd
Priority date: 2021-09-28
Filing date: 2021-09-28
Publication date: 2022-02-18
Anticipated expiration: 2031-09-28

Abstract

The utility model discloses an electronic balance with a function of eliminating human body static electricity, which relates to the technical field of electronic weighing and comprises a base and a windshield; the windshield is fixedly connected to the top surface of the base; because the turntable and the screw rod are made of static sub-conductor materials, when the levelness of the electronic balance is adjusted by rotating the turntable by a worker, the static electricity of a human body is transmitted to the grounding wire through the turntable and the screw rod, so that the static electricity of the human body is safely released; be infected with the dust or weigh the unexpected unrestrained top surface of dish of weighing of sample when weighing the dish top surface, open the switch of external high pressurized air source and the switch of electric lift pole, the plasma tuber pipe reciprocates under electric lift rod's drive, the shower nozzle blows plasma wind to the windshield inside and base top surface, blow off the dust impurity on bearing dish surface inside the electronic balance, get rid of the inside static of electronic balance simultaneously, the staff also can be put the hand and receive blowing of plasma wind in windshield both sides and get rid of static.

Description

Electronic balance with function of eliminating human static electricity

Technical Field

The utility model relates to an electronic balance, in particular to an electronic balance with a function of eliminating human body static electricity.

Background

The electronic balance is a precise weighing product which is most accurate in weighing light weight, minimum in measuring range and lowest in division value. The method is generally suitable for units such as industry, agriculture, commerce, schools, hospitals, scientific research and the like, and the units often need to perform rapid measurement, and have certain requirements on the sensitivity, the stability and the like of the balance. Under the dry condition that the relative humidity of a laboratory is lower than 45% RH, static charges are easily generated due to the increasing proportion of chemical fiber and silk fabric clothes of modern people and the wearing of shoes with good insulation, such as friction between clothes worn on the body and the human body or mutual friction between the clothes. Such static charges are difficult to leak, form static charge accumulation, and easily generate high static potential on human bodies and clothes. In this case, when the operator weighs the object, the weighing performance of the balance will be directly affected, such as the prolonged settling time of the balance reading and the accuracy of the weighing result.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an electronic balance with a function of eliminating static electricity of a human body.

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

an electronic balance with the function of eliminating human body static electricity comprises a base and a windshield; the windshield is fixedly connected to the top surface of the base.

Preferably: an inclined plane is arranged in front of the windshield and in front of the base; the inclined plane is provided with a display screen and an operation key; a level gauge is arranged on the front surface of the base and at the center below the inclined surface; four corners of the base are respectively provided with a lifting supporting leg; a grounding wire is arranged on the side surface of the base; the central position of the top surface of the base is provided with a weighing disc.

Preferably: the lifting support leg comprises a screw rod, a rotary table and a support pad; a first groove is longitudinally formed in the bottom surface of the base, the screw rod is movably connected in the first groove, and two side walls of the screw rod are connected in a sliding groove formed in the inner wall of the first groove in a sliding mode through a group of symmetrically arranged sliding blocks; a second groove is transversely formed in the side surface of the base; the rotary table is rotatably connected in the second groove through a bearing, and the rotary table is sleeved on the outer side of the screw rod through a threaded through hole which is formed in the surface center of the rotary table in a penetrating mode; the bottom end of the screw rod is rotatably connected in a groove formed in the top surface of the supporting pad through a bearing, and the top end of the screw rod is electrically connected with the grounding wire through a lead; the rotary disc and the screw rod are both made of electrostatic sub-conductor materials.

Preferably: the windshield comprises an upright post, a transparent upper cover, transparent glass and a glass sliding door; the four upright posts are respectively and fixedly connected with the four corners of the bottom surface of the transparent upper cover; the upright post and the transparent upper cover form a box body; a group of transparent glasses are symmetrically and fixedly connected with the front and the back of the box body; the group of glass sliding doors are symmetrically arranged on the left side and the right side of the box body; the top surface of the base and the bottom surface of the transparent upper cover are respectively provided with a group of sliding grooves corresponding to the positions of the glass sliding door; the glass sliding door is movably connected in the corresponding sliding groove; a group of handles are symmetrically arranged on the outer side surface of the glass sliding door; one end of the bottom surface of the transparent upper cover is fixedly connected with a U-shaped plate, and a drying agent is placed on the inner side of the U-shaped plate; the center of the bottom surface of the transparent upper cover is provided with an electric lifting rod which is electrically connected with an external power supply through a switch; the bottom end of a telescopic rod of the electric lifting rod is fixedly connected with a plasma air pipe; the plasma air pipe is connected with an external high-pressure air source through a pipeline; the bottom end of the plasma air pipe is provided with a spray head.

Due to the adoption of the technical scheme, the utility model has the following advantages:

because the turntable and the screw rod are made of static sub-conductor materials, when the levelness of the electronic balance is adjusted by rotating the turntable by a worker, the static electricity of a human body is transmitted to the grounding wire through the turntable and the screw rod, so that the static electricity of the human body is safely released; be infected with the dust or weigh the unexpected unrestrained top surface of dish of weighing of sample when weighing the dish top surface, open the switch of external high pressurized air source and the switch of electric lift pole, the plasma tuber pipe reciprocates under electric lift rod's drive, the shower nozzle blows plasma wind to the windshield inside and base top surface, blow off the dust impurity on bearing dish surface inside the electronic balance, get rid of the inside static of electronic balance simultaneously, the staff also can be put the hand and receive blowing of plasma wind in windshield both sides and get rid of static.

Drawings

Fig. 1 is an appearance structure diagram of an electronic balance with the function of eliminating human body static electricity.

Fig. 2 is a schematic diagram of an internal structure of an electronic balance having a function of eliminating static electricity of a human body.

Detailed Description

The technical solution in 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.

Referring to fig. 1-2, in an embodiment of the present invention, an electronic balance with a function of eliminating static electricity of a human body includes a base 1 and a windshield 2; the windshield 2 is fixedly connected to the top surface of the base 1.

An inclined plane 11 is arranged in front of the windshield 2 and in front of the base 1; the inclined plane 11 is provided with a display screen 12 and an operation key 13; a level gauge 14 is arranged on the front surface of the base 1 and at the center position below the inclined surface 11; four corners of the base 1 are respectively provided with a lifting supporting leg 15; the staff adjusts the electronic balance to the horizontal position by observing the level gauge 14 and adjusting the corresponding lifting support legs 15, so that the weighing accuracy is ensured; a grounding wire 16 is arranged on the side surface of the base 1; the central position of the top surface of the base 1 is provided with a weighing disk 17.

The lifting support leg 15 comprises a screw rod 151, a turntable 153 and a support pad 154; a first groove 18 is longitudinally formed in the bottom surface of the base 1, a screw rod 151 is movably connected in the first groove 18, and two side walls of the screw rod 151 are slidably connected in sliding grooves formed in the inner wall of the first groove 18 through a group of symmetrically arranged sliding blocks 152; a second groove 19 is transversely formed in the side surface of the base 1; the turntable 153 is rotatably connected in the second groove 19 through a bearing, and the turntable 153 is sleeved outside the screw rod 151 through a threaded through hole which is formed in the center of the surface of the turntable 153 in a penetrating manner; the bottom end of the screw rod 151 is rotatably connected in a groove formed in the top surface of the supporting pad 154 through a bearing, and the top end of the screw rod 151 is electrically connected with the grounding wire 16 through a conducting wire; the turntable 153 and the screw rod 151 are both made of electrostatic sub-conductor materials; the turntable 153 is rotated, the turntable 153 drives the screw rod 151 to rotate, the screw rod 151 is limited by the slider 152 to move up and down, and the screw rod 151 drives the supporting pad 154 to move synchronously, so that the height of the liftable supporting leg 15 is adjusted; when the staff rotates the turntable 153 by hand to adjust the levelness of the electronic balance, the static electricity of the human body is transferred to the grounding wire 16 through the turntable 153 and the lead screw 151, and the static electricity of the human body is safely released.

The windshield 2 comprises a vertical column 21, a transparent upper cover 22, transparent glass 23 and a glass sliding door 24; the four upright posts 21 are respectively and fixedly connected with four corners of the bottom surface of the transparent upper cover 22; the upright post 21 and the transparent upper cover 22 form a box body; a group of transparent glasses 23 are symmetrically and fixedly connected with the front and the back of the box body; a group of glass sliding doors 24 are symmetrically arranged at the left side and the right side of the box body; the top surface of the base 1 and the bottom surface of the transparent upper cover 22 are respectively provided with a group of sliding grooves 25 corresponding to the positions of the glass sliding door 24; the glass sliding door 24 is movably connected in the corresponding sliding groove 25; a group of handles 26 are symmetrically arranged on the outer side surface of the glass sliding door 24, so that the glass sliding door 24 can be opened and closed conveniently; one end of the bottom surface of the transparent upper cover 22 is fixedly connected with a U-shaped plate 27, a drying agent 28 is placed on the inner side of the U-shaped plate 27, the drying agent 28 absorbs moisture in the windshield 2, the dryness of the electronic balance is kept, the service life of the electronic balance is prolonged, and when the drying agent 28 fails, the drying agent is directly taken out and replaced, so that the operation is simple and convenient; an electric lifting rod 29 is arranged at the center of the bottom surface of the transparent upper cover 22, and the electric lifting rod 29 is electrically connected with an external power supply through a switch; the bottom end of the expansion link of the electric lifting rod 29 is fixedly connected with a plasma air pipe 31; the plasma air pipe 31 is connected with an external high-pressure air source through a pipeline; the bottom end of the plasma air pipe 31 is provided with a spray head 32; be infected with the dust or weigh the unexpected unrestrained top surface at weighing dish 17 of sample when weighing dish 17 top surface, open the switch of external high pressurized air source and the switch of electric lift pole 29, plasma tuber pipe 31 is under electric lift pole 29's drive, reciprocate, shower nozzle 32 blows plasma wind to windshield 2 inside and base 1 top surface, blow off the dust impurity on bearing dish 17 surface inside the electronic balance, get rid of the inside static of electronic balance simultaneously, the staff also can be put the hand and receive the blowing of plasma wind and get rid of static in windshield 2 both sides.

Claims

1. An electronic balance with the function of eliminating human body static electricity comprises a base (1) and a windshield (2); the windproof hood is characterized in that the windproof hood (2) is fixedly connected to the top surface of the base (1); the windshield (2) comprises a stand column (21), a transparent upper cover (22), transparent glass (23) and a glass sliding door (24); the four upright posts (21) are respectively and fixedly connected with four corners of the bottom surface of the transparent upper cover (22); the upright post (21) and the transparent upper cover (22) form a box body; a group of transparent glasses (23) are symmetrically and fixedly connected with the front and the back of the box body; a group of glass sliding doors (24) are symmetrically arranged at the left side and the right side of the box body; the top surface of the base (1) and the bottom surface of the transparent upper cover (22) are respectively provided with a group of sliding grooves (25) corresponding to the positions of the glass sliding door (24); the glass sliding door (24) is movably connected in the corresponding sliding groove (25); a group of handles (26) are symmetrically arranged on the outer side surface of the glass sliding door (24); one end of the bottom surface of the transparent upper cover (22) is fixedly connected with a U-shaped plate (27), and a drying agent (28) is placed on the inner side of the U-shaped plate (27); an electric lifting rod (29) is arranged at the center of the bottom surface of the transparent upper cover (22), and the electric lifting rod (29) is electrically connected with an external power supply through a switch; the bottom end of a telescopic rod of the electric lifting rod (29) is fixedly connected with a plasma air pipe (31); the plasma air pipe (31) is connected with an external high-pressure air source through a pipeline; the bottom end of the plasma air pipe (31) is provided with a spray head (32).

2. The electronic balance with the function of eliminating the static electricity of the human body as claimed in claim 1, wherein the front of the windshield (2) and the front of the base (1) are provided with an inclined plane (11); the inclined surface (11) is provided with a display screen (12) and an operation key (13); a level gauge (14) is arranged on the front surface of the base (1) and at the center position below the inclined surface (11); four corners of the base (1) are respectively provided with a lifting supporting leg (15); a grounding wire (16) is arranged on the side surface of the base (1); a weighing plate (17) is arranged at the center of the top surface of the base (1).

3. The electronic balance with the function of eliminating the human body static electricity according to claim 2, wherein the liftable support leg (15) comprises a screw rod (151), a turntable (153) and a support pad (154); a first groove (18) is longitudinally formed in the bottom surface of the base (1), a screw rod (151) is movably connected in the first groove (18), and two side walls of the screw rod (151) are slidably connected in a sliding groove formed in the inner wall of the first groove (18) through a group of symmetrically-arranged sliding blocks (152); a second groove (19) is transversely formed in the side surface of the base (1); the rotary table (153) is rotatably connected in the second groove (19) through a bearing, and the rotary table (153) is sleeved outside the screw rod (151) through a threaded through hole which is formed in the center of the surface of the rotary table in a penetrating mode; the bottom end of the screw rod (151) is rotatably connected in a groove formed in the top surface of the supporting pad (154) through a bearing, and the top end of the screw rod (151) is electrically connected with the grounding wire (16) through a conducting wire; the turntable (153) and the screw rod (151) are both made of electrostatic subconductor materials.