CN210981498U

CN210981498U - Analytical balance with cleaning device

Info

Publication number: CN210981498U
Application number: CN201921679787.3U
Authority: CN
Inventors: 傅玲
Original assignee: Tianjin Hailong Ink Co ltd
Current assignee: Tianjin Hailong Ink Co ltd
Priority date: 2019-10-09
Filing date: 2019-10-09
Publication date: 2020-07-10
Anticipated expiration: 2029-10-09

Abstract

The utility model provides an analytical balance with cleaning device, comprises a box bod, the pillar, the crossbeam, air damper, weighing plate and cleaning device, the pillar links firmly in the box body bottom, the crossbeam middle part articulates on the pillar top, two air damper hoists at the crossbeam both ends, two weighing plates hoist respectively under air damper, two sets of cleaning device erect respectively on the box body of weighing plate one side, wherein, cleaning device includes the positive plate, negative plate and winding wire, positive plate sliding connection is in weighing plate upper end, negative plate sliding connection is at weighing plate lower extreme, the winding wire links firmly in the negative plate bottom, it has the electric current to lead to in the winding wire, so that have the negative charge on the negative plate, the utility model has the advantages of can wash measuring platform before the measurement begins, ensure that its surface does not have the dirt, thereby obtain more accurate.

Description

Analytical balance with cleaning device

Technical Field

The utility model relates to a measuring equipment field, specifically speaking relates to an analytical balance with cleaning device.

Background

With the increasing requirements of people on measurement accuracy, the traditional mechanical balance has been difficult to meet the requirements, and with the rapid development of modern sensor technology, electronic technology and computer technology, the analytical balance has made a rapid progress. Analytical balances are precision instruments used for weighing items to an accuracy of at least 0.001 grams.

Analytical balances have found wide use as precision measurement tools in the industrial, medical, chemical and other fields. Because the object to be measured of the electronic analytical balance has extremely high requirements on the measurement precision, the measurement result is possibly influenced by any error in the measurement process. Analytical balances must leave more or less dust and dirt on their surfaces over long periods of use, which can affect the measurement results of the balance being measured, and simple scrubbing is often difficult to remove.

SUMMERY OF THE UTILITY MODEL

In order to solve the disadvantages of the prior art, the object of the present invention is to provide an analytical balance with a cleaning device to overcome the disadvantages of the prior art.

In order to realize the above-mentioned purpose, the utility model provides an analytical balance with cleaning device, comprises a box bod, the pillar, the crossbeam, air damper, weighing plate and cleaning device, the pillar links firmly in the box body bottom, the crossbeam middle part articulates on the pillar top, two air damper hoists at the crossbeam both ends, two weighing plates hoist and mount respectively under air damper, two sets of cleaning device erect respectively on the box body of weighing plate one side, wherein, cleaning device includes the positive plate, negative plate and winding wire, positive plate sliding connection is in weighing plate upper end, negative plate sliding connection is at weighing plate lower extreme, the winding wire links firmly in the negative plate bottom, the internal current that leads to of winding wire, so that have the negative charge on the negative plate.

As a further elaboration of the invention, it is preferred that the winding wire is coiled in a serpentine shape around the bottom of the weighing pan.

As to the utility model discloses a further explanation, preferably, negative plate one side bearer is equipped with the electronic box, is equipped with high voltage power supply in the electronic box, electronic box and winding wire electric connection.

As to the utility model discloses a further explanation, preferably, the box body is located and has linked firmly the backup pad under the electronic box, and electronic box sliding connection is in the backup pad.

As to the utility model discloses a further explanation, preferably, box body one side sliding connection has the arm-tie, and arm-tie one end has linked firmly a plurality of spinal branch poles, and branch links firmly with positive plate, negative plate and electronic box respectively.

As right the utility model discloses a further explanation, preferably, all linked firmly the clear glass board on four vertical faces of box body, branch sliding connection is on the clear glass board, and arm-tie sliding connection has seted up the handle hole at the arm-tie middle part outside the clear glass board.

As a further explanation of the present invention, preferably, the middle part of the bottom end of the beam is fixedly connected with the pointer, the bottom of the pillar is fixedly connected with the projection screen, and the end of the pointer is located on the projection screen.

As a further explanation of the present invention, preferably, the four corners of the bottom of the box body are connected with spiral feet by screw threads, and the bottom of each spiral foot is a cylindrical rubber pad.

The utility model discloses following beneficial effect has:

the utility model discloses an utilize the last remaining powder residue of electrostatic absorption weighing plate, compare traditional mode of cleaning, can guarantee to clean up the powder, can avoid weighing plate surface fish tail again, lead to the powder to get into in the recess of fish tail and the problem of difficult clearance, clean effect is fabulous.

Drawings

FIG. 1 is a front view of the present invention;

fig. 2 is a rear view of the present invention;

FIG. 3 is an enlarged view of A in FIG. 2;

FIG. 4 is a view showing the structure of the cleaning device of the present invention;

fig. 5 is a bottom view of the cleaning device of the present invention.

Description of reference numerals:

1. a box body; 11. a spiral foot; 12. a support plate; 2. a pillar; 21. a pointer; 22. a projection screen; 3. a cross beam; 4. an air damper; 41. a pull rod; 5. a weighing pan; 6. a cleaning device; 61. a positive plate; 62. a negative plate; 63. a winding wire; 64. an electric box; 65. pulling a plate; 66. a strut; 67. a handle hole.

Detailed Description

In order to further understand the structure, characteristics and other objects of the present invention, the following detailed description is given with reference to the accompanying preferred embodiments, which are only used to illustrate the technical solution of the present invention and are not intended to limit the present invention.

The utility model provides an analytical balance with cleaning device, combine figure 1, figure 2, including box body 1, pillar 2, crossbeam 3, air damper 4, weighing dish 5 and cleaning device 6, box body 1 is square frame form wooden casing, pillar 2 links firmly in box body 1 bottom, 3 middle parts of crossbeam articulate on 2 tops of pillar, two air damper 4 hoists at 3 both ends of crossbeam, two weighing dishes 5 are respectively through 41 hoists of pull rod under air damper 4, two sets of cleaning device 6 erect respectively on box body 1 of weighing dish 5 one side.

With reference to fig. 1 and 2, the four corners of the bottom of the box body 1 are in threaded connection with spiral feet 11, the bottoms of the spiral feet 11 are cylindrical rubber pads, and the offset position of the box body 1 can be adjusted by rotating the spiral feet 11, so that the length direction of the support column 2 is kept vertical, and the end faces of the two weighing disks 5 are overlapped; 2 length direction of pillar is vertical, 2 bottoms of pillar link firmly with 1 bottom of box body, crossbeam 3 is the fretwork flat board, 3 bottom middle parts of crossbeam are articulated with

pillar

2, 3 front ends of crossbeam link firmly

triangular pointer

21, 2 bottoms of pillar have linked firmly projection screen 22, be equipped with sectorial scale on the projection screen 22, the end of pointer 21 is located projection screen 22, place the article that different weight waited to weigh on the weighing plate 5 respectively, make 3 squints of crossbeam, the 21 end of pointer moves on projection screen 22 simultaneously, can make the experimenter audio-visual understanding wait to weigh the weight difference of article.

With reference to fig. 4 and 5, the cleaning device 6 comprises a positive plate 61, a negative plate 62 and a winding wire 63, wherein the positive plate 61 is slidably connected to the upper end of the weighing pan 5, the negative plate 62 is slidably connected to the lower end of the weighing pan 5, the winding wire 63 is fixedly connected to the bottom of the negative plate 62, and the winding wire 63 is coiled on the bottom of the weighing pan 5 in a serpentine shape; one side of the box body 1 is connected with a pulling plate 65 in a sliding way, one end of the pulling plate 65 is fixedly connected with a plurality of supporting rods 66, and the supporting rods 66 are fixedly connected with the positive plate 61 and the negative plate 62 respectively; all linked firmly the clear glass board on four vertical faces of box body 1, branch 66 sliding connection is on the clear glass board, and arm-tie 65 sliding connection has seted up handle hole 67 outside the clear glass board in the middle part of arm-tie 65.

With reference to fig. 1 and 5, the transparent glass plate supports the cleaning device 6, when an article is measured, the pulling plate 65 is pushed to move towards the inside of the box body 1, the positive plate 61 and the negative plate 62 are inserted at the upper end and the lower end of the weighing plate 5, the winding group 63 is energized, the negative plate 62 is charged with negative charges, the positive plate 61 generates positive charges under the action of a magnetic field, the positive plate 61 has static electricity, the positive charges on the positive plate 61 adsorb residual powder on the surface of the weighing plate 5 onto the positive plate 61, and dirt is removed by utilizing the static adsorption, compared with a traditional scrubbing mode, the cleaning device can ensure that the powder is cleaned, can avoid scratching the surface of the weighing plate, and can prevent the powder from entering a scratched groove and being difficult to clean, and has a good cleaning effect; after cleaning, the pulling plate 65 can be pulled out of the box body 1 through the insertion handle hole 67, and the positive plate 61 and the negative plate 62 are far away from the weighing plate 5, so that weighing can be started.

With reference to fig. 2 and 3, the bottom end face of the positive plate 61 can be fixedly connected with a 0.1mm rubber plate, and the weighing plate 5 is further scrubbed while being in contact with the weighing plate 5, so that the cleanliness of the weighing plate 5 is further improved; have linked firmly electronic box 64 on the branch 66 of negative plate 62 one side, be equipped with high voltage power supply in the electronic box 64, electronic box 64 and winding 63 electric connection, for winding 63 provides electric power, box body 1 is located and has linked firmly backup pad 12 under the electronic box 64, electronic box 64 sliding connection is in backup pad 12, play the effect of supporting electronic box 64, guarantee positive plate 61 and negative plate 62 slip direction level simultaneously, and then can guarantee to imbed the upper and lower both ends of weighing plate 5 when weighing plate 5 keeps the level when positive plate 61 and negative plate 62 slide.

It should be noted that the above mentioned embodiments and embodiments are intended to demonstrate the practical application of the technical solution provided by the present invention, and should not be interpreted as limiting the scope of the present invention. Various modifications, equivalent substitutions and improvements will occur to those skilled in the art and are intended to be within the spirit and scope of the present invention. The protection scope of the present invention is subject to the appended claims.

Claims

1. An analytical balance with a cleaning device is characterized by comprising a box body (1), pillars (2), a cross beam (3), air dampers (4), weighing disks (5) and cleaning devices (6), wherein the pillars (2) are fixedly connected to the bottom of the box body (1), the middle parts of the cross beams (3) are hinged to the top ends of the pillars (2), the two air dampers (4) are hoisted at the two ends of the cross beam (3), the two weighing disks (5) are respectively hoisted under the air dampers (4), the two groups of cleaning devices (6) are respectively erected on the box body (1) at one side of the weighing disks (5),

the cleaning device (6) comprises a positive plate (61), a negative plate (62) and a winding wire (63), wherein the positive plate (61) is connected to the upper end of the weighing plate (5) in a sliding mode, the negative plate (62) is connected to the lower end of the weighing plate (5) in a sliding mode, the winding wire (63) is fixedly connected to the bottom of the negative plate (62), and current is conducted in the winding wire (63) so that the negative plate (62) can have negative charges.

2. Analytical balance with cleaning device according to claim 1, characterised in that the winding wire (63) is coiled in a serpentine shape at the bottom of the weighing pan (5).

3. Analytical balance with cleaning device according to claim 2, characterised in that an electrical box (64) is provided on one side of the negative plate (62), that a high voltage source is provided in the electrical box (64), and that the electrical box (64) is electrically connected to the winding wire (63).

4. Analytical balance with cleaning device according to claim 3, characterized in that the housing (1) is attached with a support plate (12) directly below the electrical box (64), the electrical box (64) being slidably connected to the support plate (12).

5. Analytical balance with cleaning device according to claim 4, characterized in that a pulling plate (65) is slidably connected to one side of the case (1), one end of the pulling plate (65) is fixedly connected with a plurality of supporting rods (66), and the supporting rods (66) are fixedly connected with the positive plate (61), the negative plate (62) and the electric box (64), respectively.

6. The analytical balance with a cleaning device according to claim 5, wherein the box body (1) has a transparent glass plate fixedly connected to each of four vertical surfaces, the support rod (66) is slidably connected to the transparent glass plate, the pulling plate (65) is slidably connected to the outside of the transparent glass plate, and a handle hole (67) is formed in the middle of the pulling plate (65).

7. Analytical balance with cleaning device according to claim 1, characterised in that the cross beam (3) has a pointer (21) attached to the middle of its bottom end, the column (2) has a projection screen (22) attached to its bottom, and the pointer (21) has its end located on the projection screen (22).

8. The analytical balance with a cleaning device according to claim 1, wherein the four corners of the bottom of the case (1) are screwed with screw feet (11), and the bottom of the screw feet (11) is a cylindrical rubber pad.