CN218330220U

CN218330220U - Positioning support shaft for electronic scale

Info

Publication number: CN218330220U
Application number: CN202222869192.2U
Authority: CN
Inventors: 张可; 陆伟良; 陈志平; 周全; 龚洪鹏; 刘士海
Original assignee: Changzhou Tuohang Precision Machinery Co ltd
Current assignee: Changzhou Tuohang Precision Machinery Co ltd
Priority date: 2022-10-28
Filing date: 2022-10-28
Publication date: 2023-01-17
Anticipated expiration: 2032-10-28

Abstract

The utility model discloses an electronic scale is with location back shaft, including bed plate and regulating spindle and mounting panel, the bearing ring is installed at the top of bed plate, the threaded spindle is installed at the top of bearing ring, the bottom of regulating spindle is provided with the opening, and the threaded spindle is connected for interior external screw thread mode with the regulating spindle, positioning bolt is installed to the outside bottom of regulating spindle, the mount pad is installed at the top of regulating spindle, the top of mount pad is provided with the mounting groove, the locating lever is installed to one side of mounting groove, the locating lever runs through mounting groove to locating lever from mount pad one side, the opposite side, the butt joint seat is all installed to four corners in the bottom of mounting panel, can insert in the mounting groove to the butt joint seat bottom, electron level measurement appearance is installed at the bottom center of mounting panel, cooperation through regulating spindle and threaded spindle, can realize the regulation of electronic scale bottom back shaft height, thereby guarantee that the electronic scale is in the horizontality, improve and measure the precision, prevent the error.

Description

Positioning support shaft for electronic scale

Technical Field

The utility model relates to an electronic scale technical field, concretely relates to location back shaft for electronic scale.

Background

With the application and development of microelectronic technology, people have designed various innovative electronic scales in order to change the problems existing in the use of the traditional weighing tool. The electronic scale is not only a necessity in life of people, but also applied to industrial production. An electronic scale belongs to a weighing apparatus, which is a tool for measuring the mass of an object by utilizing Hooke's law or the lever balance principle of force. The electronic scale mainly comprises a bearing system (such as a scale pan and a scale body), a force transmission conversion system (such as a lever force transmission system and a sensor) and a value indicating system (such as a dial and an electronic display instrument) 3, and a high-precision sensing electronic scale is required when raw materials for a high-precision experiment are weighed;

and for better weighing, thereby the electronic scale need keep balance the accurate measurement of being convenient for, but the back shaft of traditional electronic scale bottom is fixed knot structure, can't adjust, and when placing on uneven face and weighing, can lead to measuring inaccurate, leads to the error.

Therefore, it is necessary to invent a positioning support shaft for electronic scales to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an electronic scale is with location back shaft to solve the above-mentioned weak point in the technique.

In order to achieve the above object, the present invention provides the following technical solutions:

the utility model provides a location back shaft for electronic scale, includes bed plate and regulating spindle and mounting panel, the bearing ring is installed at the top of bed plate, the bearing ring is connected for rotating with the bed plate, the threaded spindle is installed at the top of bearing ring, the bottom of regulating spindle is provided with the opening, just the threaded spindle is connected for the internal and external screw thread mode with the regulating spindle, positioning bolt is installed to the outside bottom of regulating spindle, positioning bolt runs through one side of regulating spindle and contacts with the threaded spindle outside, the mount pad is installed at the top of regulating spindle, the top of mount pad is provided with the mounting groove, the locating lever is installed to one side of mounting groove, the locating lever runs through mounting groove to locating lever, opposite side from mount pad one side, the corner is all installed to four bottom butt joint seats of mounting panel, can insert in the mounting groove butt joint seat bottom, just be provided with the perforating hole of locating lever adaptation to the butt joint seat side, electron level measuring apparatu is installed at the bottom center of mounting panel.

Preferably, the mounting plate is of a hollow structure and consists of a square frame on the outer side, a central disc and a cross frame for connection.

Preferably, the mounting box is installed at the bottom center of mounting panel, one side of mounting box is provided with the slot, the inside of electronic level gauge from the slot of mounting box inserts to the mounting box.

Preferably, the outer side surface of the positioning bolt is provided with anti-skidding knurled stripes, and the diameter of the bottom surface of the base disc is larger than that of the bottom surface of the adjusting shaft.

Preferably, the connecting axle is installed at the bottom inside center of regulating spindle, the spacing ring is installed to the bottom of connecting axle, the top of screw shaft is provided with movable groove, the connecting axle runs through to the activity inslot portion, just the spacing ring diameter is greater than the connecting axle diameter, activity groove diameter and spacing ring looks adaptation, just activity groove open-top department is the throat structure.

Preferably, the inner walls of the two sides of the mounting groove are provided with arc-shaped blocks, and the bottom of the butt joint seat is provided with arc-shaped notches matched with the arc-shaped blocks.

Preferably, a stop block is installed on one side face of one end of the positioning rod, and notches matched with the stop block are formed in a groove hole and a through hole, through which the mounting seat is penetrated by the positioning rod, respectively.

In the technical scheme, the utility model provides a technological effect and advantage:

the height of the supporting shaft at the bottom of the electronic scale can be adjusted by matching the adjusting shaft with the threaded shaft, so that the electronic scale is ensured to be in a horizontal state, the measurement accuracy is improved, and errors are prevented; the method comprises the steps that firstly, an installation plate is connected with the bottom of an electronic scale, then the electronic scale is placed on a measuring plane, when an electronic level gauge displays that the electronic level gauge is not in a horizontal state, two positioning bolts on the side can be rotated according to the inclined direction, the positioning bolts are not in contact with a threaded shaft, then the threaded shaft is rotated to achieve overall height adjustment of the threaded shaft and an adjusting shaft, the position of a base plate is kept unchanged through a bearing ring, after the electronic level gauge is finely adjusted, the positioning bolts are tightened again to enable the positioning bolts to be in contact with the threaded shaft after the electronic level gauge displays that the electronic level gauge is in the horizontal state, position fixing is achieved, and follow-up better accurate measurement is facilitated.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.

FIG. 1 is a perspective view of the overall structure of the present invention;

fig. 2 is a bottom view of the overall structure of the present invention;

FIG. 3 is a perspective view of the base plate, the adjusting shaft and the mounting seat of the present invention;

FIG. 4 is a cut-away perspective view of the central axis of the base plate and the adjusting shaft of the present invention;

fig. 5 is a perspective view of the docking seat and the mounting seat structure of the present invention.

Description of the reference numerals:

1. a base plate; 2. an adjustment shaft; 3. a docking station; 4. mounting a plate; 5. an electronic level gauge; 6. a bearing ring; 7. a threaded shaft; 8. positioning the bolt; 9. a mounting seat; 10. positioning a rod; 11. mounting a box; 21. a connecting shaft; 22. a limiting ring; 31. a through hole; 71. a movable groove; 91. mounting grooves; 92. an arc-shaped block; 101. and a stop block.

Detailed Description

In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.

The utility model provides a as shown in fig. 1-5 a location back shaft for electronic scale, including base plate 1 and regulating spindle 2 and mounting panel 4, bearing ring 6 is installed at the top of base plate 1, bearing ring 6 is connected for rotating with base plate 1, threaded shaft 7 is installed at the top of bearing ring 6, the bottom of regulating spindle 2 is provided with the opening, and threaded shaft 7 is connected for the internal and external screw thread mode with regulating spindle 2, positioning bolt 8 is installed to the outside bottom of regulating spindle 2, one side that positioning bolt 8 runs through regulating spindle 2 contacts with the threaded shaft 7 outside, mount pad 9 is installed at the top of regulating spindle 2, the top of mount pad 9 is provided with mounting groove 91, locating lever 10 is installed to one side of mounting groove 91, the locating lever 10 runs through mounting groove 91 to locating lever 10 from mount pad 9 one side, the opposite side, mount pad 3 is all installed to four corners in the bottom of mounting panel 4, can insert in mounting groove 91 bottom of mount pad 3, and be provided with the perforating hole 31 with the locating lever 10 adaptation to the side of mount pad, electronic level measuring instrument 5 is installed at the bottom center of mounting panel 4, cooperation through regulating spindle 2 and threaded shaft 7, can realize that the electronic scale is in the regulation state of height, thereby guarantee that the electronic scale error appears.

Specifically, the horizontal condition can be observed by mounting a reflective mirror on the bottom or connecting a data line with the electronic level gauge 5, and displaying the information of the electronic level gauge 5 on a display screen on the outer side.

Further, in the above technical solution, the mounting plate 4 is a hollow structure, and the mounting plate 4 is composed of a square frame at the outer side, a central disc and a cross for connection;

specifically, hollow out construction's mounting panel 4 can alleviate the whole weight of device, and the back is assembled with the electronic scale to the mounting panel 4 of being convenient for, and is more light and handy when carrying the electronic scale.

Further, in the above technical solution, a mounting box 11 is installed at the center of the bottom of the mounting plate 4, a slot is provided at one side of the mounting box 11, and the electronic level gauge 5 is inserted into the mounting box 11 from the slot of the mounting box 11;

specifically, when the electronic level gauge 5 goes wrong and needs to be maintained or replaced or needs to be calibrated, the electronic level gauge 5 can be simply and conveniently slid out of the mounting box 11 through the access, and the mounting is also very convenient.

Furthermore, in the above technical solution, the outer side surface of the positioning bolt 8 is provided with anti-slip knurl stripes, and the diameter of the bottom surface of the base plate 1 is larger than that of the bottom surface of the adjusting shaft 2;

specifically, the anti-skidding knurl stripes can prevent the positioning bolt 8 from being tightened due to the fact that the positioning bolt 8 is too small or hands slide, so that positioning is loose, and the stability of the base plate 1 can be greatly improved.

Further, in the above technical solution, a connecting shaft 21 is installed at the center of the inside of the bottom end of the adjusting shaft 2, a limiting ring 22 is installed at the bottom of the connecting shaft 21, a movable groove 71 is formed in the top of the threaded shaft 7, the connecting shaft 21 penetrates through the inside of the movable groove 71, the diameter of the limiting ring 22 is larger than that of the connecting shaft 21, the diameter of the movable groove 71 is matched with that of the limiting ring 22, and a top opening of the movable groove 71 is of a necking structure;

specifically, the diameter of the opening at the top of the movable groove 71 is smaller than the inner diameter, so that the limiting ring 22 is limited to be separated from the inside of the movable groove 71, the connecting shaft 21 and the limiting ring 22 can ensure the butt joint of the adjusting shaft 2 and the threaded shaft 7, and the threaded shaft 7 is prevented from being separated from the adjusting shaft 2 to cause loss.

Further, in the above technical solution, the inner walls of both sides of the mounting groove 91 are provided with arc blocks 92, and the bottom of the docking seat 3 is provided with an arc notch adapted to the arc blocks 92;

specifically, the arc-shaped blocks 92 can increase the contact area between the mounting seat 9 and the docking seat 3, thereby increasing the progress and increasing the stability.

Furthermore, in the above technical solution, a stopper 101 is installed on one end side surface of the positioning rod 10, and the slot hole and the through hole 31 of the installation seat 9 penetrated by the positioning rod 10 are both provided with notches adapted to the stopper 101;

specifically, when the docking cradle 3 is inserted into the mounting seat 9, the through hole 31 and the positioning rod 10 are aligned due to the position restriction of the arc block 92, and then the positioning rod 10 is passed through the through hole 31, and then the positioning rod 10 is rotated again, so that the position of the stopper 101 and the position of the notch are dislocated, thereby realizing convenient connection and fixation.

This practical theory of operation:

through the matching of the adjusting shaft 2 and the threaded shaft 7, the height of a supporting shaft at the bottom of the electronic scale can be adjusted, so that the electronic scale is ensured to be in a horizontal state, the measurement accuracy is improved, and errors are prevented; firstly, the mounting plate 4 is connected with the bottom of the electronic scale, then the electronic scale is placed on a measuring plane, when the electronic level gauge 5 shows that the electronic level gauge is not in a horizontal state, the two positioning bolts 8 on the side can be rotated according to the inclined direction, so that the positioning bolts 8 are not in contact with the threaded shaft 7, then the threaded shaft 7 is rotated to realize the overall height adjustment of the threaded shaft 7 and the adjusting shaft 2, the position of the base plate 1 is kept unchanged through the bearing ring 6, after the fine adjustment is finished, after the electronic level gauge 5 shows that the electronic level gauge is in a horizontal state, the positioning bolts 8 are rotated tightly again to be in contact with the threaded shaft 7, the position fixation is realized, and the subsequent better accurate measurement is facilitated.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.

Claims

1. The utility model provides an electronic scale is with location back shaft, includes base plate (1) and regulating spindle (2) and mounting panel (4), its characterized in that: bearing ring (6) are installed at the top of base plate (1), bearing ring (6) are connected for rotating with base plate (1), threaded shaft (7) are installed at the top of bearing ring (6), the bottom of regulating shaft (2) is provided with the opening, just threaded shaft (7) are connected for interior external screw thread mode with regulating shaft (2), positioning bolt (8) are installed to the outside bottom of regulating shaft (2), positioning bolt (8) run through one side of regulating shaft (2) and contact with the threaded shaft (7) outside, mount pad (9) are installed at the top of regulating shaft (2), the top of mount pad (9) is provided with mounting groove (91), locating lever (10) are installed to one side of mounting groove (91), locating lever (10) run through mounting groove (91) to locating lever (10) from one side of mount pad (9), the opposite side, four corners in the bottom of mounting panel (4) all install butt joint seat (3), can insert in mounting groove (91) bottom butt joint seat (3), just butt joint seat (3) side is provided with the locating lever (10) adaptation, the bottom of mounting panel (4) is installed the horizontal measuring apparatu (31).

2. The positioning support shaft for the electronic scale as claimed in claim 1, wherein: the mounting plate (4) is of a hollow structure, and the mounting plate (4) consists of a clip frame on the outer side, a disc at the center and a cross frame for connection.

3. A positioning support shaft for electronic scales as claimed in claim 1, wherein: mounting box (11) are installed at the bottom center of mounting panel (4), one side of mounting box (11) is provided with the slot, electron level gauge (5) insert to the inside of mounting box (11) from the slot of mounting box (11).

4. A positioning support shaft for electronic scales as claimed in claim 1, wherein: the outer side surface of the positioning bolt (8) is provided with anti-skidding knurled stripes, and the diameter of the bottom surface of the base plate (1) is larger than that of the bottom surface of the adjusting shaft (2).

5. A positioning support shaft for electronic scales as claimed in claim 1, wherein: connecting axle (21) is installed at the bottom inside center of regulating spindle (2), spacing ring (22) are installed to the bottom of connecting axle (21), the top of threaded shaft (7) is provided with activity groove (71), connecting axle (21) run through to activity groove (71) inside, just spacing ring (22) diameter is greater than connecting axle (21) diameter, activity groove (71) diameter and spacing ring (22) looks adaptation, just activity groove (71) open-top department is the throat structure.

6. A positioning support shaft for electronic scales as claimed in claim 1, wherein: the inner walls of the two sides of the mounting groove (91) are provided with arc-shaped blocks (92), and arc-shaped notches matched with the arc-shaped blocks (92) are formed in the bottom of the butt joint seat (3).

7. The positioning support shaft for the electronic scale as claimed in claim 1, wherein: a stop block (101) is installed on one side face of one end of the positioning rod (10), and notches matched with the stop block (101) are formed in the groove hole and the through hole (31) of the installation seat (9) penetrated by the positioning rod (10).