CN210802655U

CN210802655U - Mobile weighing system

Info

Publication number: CN210802655U
Application number: CN201921039646.5U
Authority: CN
Inventors: 陈琳飞; 陈佳鑫; 陈柯银; 蔡婧萱
Original assignee: Yunnan Zhengli Weighing Instrument Manufacturing Co ltd
Current assignee: Yunnan Zhengli Weighing Instrument Manufacturing Co ltd
Priority date: 2019-07-05
Filing date: 2019-07-05
Publication date: 2020-06-19
Anticipated expiration: 2029-07-05

Abstract

The utility model provides a portable weighing system. The mobile weighing system comprises a mounting plate; the weighing device is fixedly arranged on the mounting plate; the weighing plate is fixedly arranged at the top of the weighing device; the four mounting cavities are all arranged on the mounting plate; four elevating system, four elevating system is fixed mounting respectively in corresponding installation cavity, elevating system includes lead screw, threaded sleeve, gag lever post, spacing groove and stopper, the lead screw with threaded sleeve threaded connection, threaded sleeve with the mounting panel rotates to be connected, the spacing groove is seted up the top of lead screw, the top of gag lever post with the top fixed connection of installation cavity, the gag lever post with spacing groove sliding connection. The utility model provides a portable weighing system convenient to use, can guarantee that the level of weighing car is placed, make and weigh the degree of accuracy higher.

Description

Mobile weighing system

Technical Field

The utility model relates to a technical field that weighs especially relates to a portable weighing system.

Background

The electronic weighing scale has the advantages that electronic weighing scale products are widely popularized, particularly, due to the application of a weighing sensor based on a single chip microcomputer technology and an electronic strain principle in the weighing field, an electronic weighing apparatus is more stable and accurate, the display is visual and quick, the single weighing concept of the traditional weighing apparatus is broken through, dynamic weighing, process weighing, data storage/output are developed, and the working efficiency is greatly improved. In the new century, electronic technology is rapidly developed, and the price of an electronic balance of the electronic scale is obviously reduced. The existing high-precision electronic balance can be distinguished to the microgram level, and the environmental adaptability is improved. Classifying electronic weighing apparatus products: weighing scales, counting scales, bar code printing scales, electronic platform scales, electronic hanging scales, checkweighers, large-scale weighing machines and the like. The electronic scale has the advantages of convenient use, quick and visual display, simple operation and high metering accuracy and precision.

However, the wheels of the conventional weighing car are fixed on the weighing car, so that the weighing car can be inclined in a place with uneven ground, and the weighing result brings errors, which is not beneficial to weighing.

Therefore, there is a need to provide a new mobile weighing system to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem provide a convenient to use, can guarantee that the level of weighing car is placed, make the portable weighing system that the degree of accuracy is higher of weighing.

For solving the technical problem, the utility model provides a portable weighing system includes: mounting a plate; the weighing device is fixedly arranged on the mounting plate; the weighing plate is fixedly arranged at the top of the weighing device; the four mounting cavities are all arranged on the mounting plate; the four lifting mechanisms are respectively and fixedly installed in corresponding installation cavities, each lifting mechanism comprises a screw rod, a threaded sleeve, a limiting rod, a limiting groove and a limiting block, the screw rod is in threaded connection with the threaded sleeve, the threaded sleeve is in rotary connection with the installation plate, the limiting groove is formed in the top of the screw rod, the top of the limiting rod is fixedly connected with the top of the installation cavity, the limiting rod is in sliding connection with the limiting groove, and the limiting block is fixedly connected with the top of the screw rod; four drive mechanism, four drive mechanism fixed mounting is respectively in corresponding installation cavity, drive mechanism includes worm wheel and worm, the worm wheel with screw sleeve fixed connection, the worm with the mounting panel rotates to be connected, the worm wheel with the worm meshes mutually.

Preferably, four the lead screw all extends to the below of mounting panel and fixed mounting have the universal wheel, four the universal wheel is the rectangular array and distributes.

Preferably, a pushing handle is fixedly mounted on one side of the mounting plate.

Preferably, three horizontal air bubbles are fixedly mounted at the top of the mounting plate.

Preferably, the bottom of the mounting cavity is provided with a first through hole, a first bearing is fixedly mounted in the first through hole, and the threaded sleeve is fixedly connected with an inner ring of the first bearing.

Preferably, four the second through-hole has all been seted up to one side of installation cavity, fixed mounting has the second bearing in the second through-hole, the one end of worm with the inner wall fixed connection of second bearing, the one end of worm extends to outside the installation cavity and fixed mounting have the hand (hold).

Preferably, four grooves are formed in one side of each mounting cavity, a third bearing is fixedly mounted in each groove, and one end, far away from the handle, of the worm is fixedly connected with an inner ring of the third bearing.

Compared with the prior art, the utility model provides a portable weighing system has as follows

Has the advantages that:

the utility model provides a movable weighing system, which rotates the handle, and the handle drives the worm to rotate; the worm rotates to drive the worm wheel to rotate; the worm gear rotates to drive the threaded sleeve to rotate; the threaded sleeve rotates to drive the screw rod to move; the screw rod moves to drive the universal wheel to move; determining whether the weighing vehicle is level by observing the horizontal air bubbles; in the process, the screw rod cannot rotate when moving up and down through the matching of the limiting rod and the limiting groove, and the limiting block plays a limiting role on the screw rod and prevents the screw rod from being removed out of the threaded sleeve; finally, the weighing car is horizontally placed, so that the weighing is more accurate.

Drawings

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

FIG. 2 is an enlarged schematic view of portion A of FIG. 1;

fig. 3 is a schematic top sectional structure view of a portion a in fig. 1.

Reference numbers in the figures: 1. the device comprises a mounting plate, 2, a weighing device, 3, a weighing plate, 4, a mounting cavity, 5, a screw rod, 6, a threaded sleeve, 7, a worm wheel, 8, a worm, 9, a limiting rod, 10, a limiting groove, 11, a limiting block, 12, a universal wheel, 13, a pushing handle, 14, a horizontal bubble, 15 and a handle.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and embodiments.

Please refer to fig. 1, fig. 2 and fig. 3 in combination, wherein fig. 1 is a schematic front sectional view of the present invention; FIG. 2 is an enlarged schematic view of portion A of FIG. 1; fig. 3 is a schematic top sectional structure view of a portion a in fig. 1. The mobile weighing system comprises: a mounting plate 1; the weighing device 2 is fixedly arranged on the mounting plate 1; the weighing plate 3 is fixedly arranged at the top of the weighing device 2; the four installation cavities 4 are arranged on the installation plate 1; the four lifting mechanisms are respectively and fixedly installed in the corresponding installation cavities 4 and comprise a lead screw 5, a threaded sleeve 6, a limiting rod 9, a limiting groove 10 and a limiting block 11, the lead screw 5 is in threaded connection with the threaded sleeve 6, the threaded sleeve 6 is in rotary connection with the installation plate 1, the limiting groove 10 is formed in the top of the lead screw 5, the top of the limiting rod 9 is fixedly connected with the top of the installation cavity 4, the limiting rod 9 is in sliding connection with the limiting groove 10, and the limiting block 11 is fixedly connected with the top of the lead screw 5; four drive mechanism, four drive mechanism is fixed mounting respectively in corresponding installation cavity 4, drive mechanism includes worm wheel 7 and worm 8, worm wheel 7 with 6 fixed connection of threaded sleeve, worm 8 with mounting panel 1 rotates and connects, worm wheel 7 with worm 8 meshes mutually.

Four lead screws 5 all extend to the below of mounting panel 1 and fixed mounting has universal wheel 12, four universal wheel 12 is the rectangular array distribution, and the universal wheel 12 is convenient for the removal of weighing car.

One side fixed mounting of mounting panel 1 has to promote 13, promotes the personnel of being convenient for and promotes weighing car.

The top of the mounting plate 1 is fixedly provided with three horizontal air bubbles 14, and the waiting level of the weighing vehicle can be determined by observing the horizontal air bubbles.

A first through hole is formed in the bottom of the mounting cavity 4, a first bearing is fixedly mounted in the first through hole, the threaded sleeve 6 is fixedly connected with an inner ring of the first bearing, and the first bearing plays a role in fixedly supporting the threaded sleeve 6.

Four the second through-hole has all been seted up to one side of installation cavity 4, fixed mounting has the second bearing in the second through-hole, the one end of worm 8 with the inner wall fixed connection of second bearing, the one end of worm 8 extends to installation cavity 4 is outer and fixed mounting has hand (hold) 15, and the second bearing plays fixed support's effect to worm 8, and hand (hold) 15 is convenient for rotate worm 8.

Four one side of installation cavity 4 all is seted up flutedly, four equal fixed mounting has the third bearing in the recess, worm 8 is kept away from the one end of hand (hold) 15 with the inner circle fixed connection of third bearing, the third bearing plays fixed support's effect to worm 8.

The utility model provides a portable weighing system's theory of operation as follows:

firstly, before weighing, whether the weighing is horizontal or not is determined by observing the horizontal air bubbles 14, if the weighing is uneven, the inclination direction of the weighing car is determined, then corresponding operation is carried out, the handle 15 is rotated, and the worm 8 is driven to rotate by the handle 15;

the worm 8 rotates to drive the worm wheel 7 to rotate;

the worm wheel 7 rotates to drive the threaded sleeve 6 to rotate;

the screw sleeve 6 rotates to drive the screw rod 5 to move;

the screw rod 5 moves to drive the universal wheel 12 to move;

determining whether the weighing vehicle is level by observing the horizontal bubble 14;

in the process, the screw rod 5 cannot rotate when moving up and down through the matching of the limiting rod 9 and the limiting groove 10, and the limiting block 11 plays a limiting role on the screw rod 5 and prevents the screw rod 5 from being removed out of the threaded sleeve 6;

finally, the weighing car is horizontally placed, so that the weighing is more accurate.

Has the advantages that:

the utility model provides a mobile weighing system, wherein the handle 15 is rotated, and the handle 15 drives the worm 8 to rotate; the worm 8 rotates to drive the worm wheel 7 to rotate; the worm wheel 7 rotates to drive the threaded sleeve 6 to rotate; the screw sleeve 6 rotates to drive the screw rod 5 to move; the screw rod 5 moves to drive the universal wheel 12 to move; determining whether the weighing vehicle is level by observing the horizontal bubble 14; in the process, the screw rod 5 cannot rotate when moving up and down through the matching of the limiting rod 9 and the limiting groove 10, and the limiting block 11 plays a limiting role on the screw rod 5 and prevents the screw rod 5 from being removed out of the threaded sleeve 6; finally, the weighing car is horizontally placed, so that the weighing is more accurate.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. A mobile weighing system, comprising:

mounting a plate;

the weighing device is fixedly arranged on the mounting plate;

the weighing plate is fixedly arranged at the top of the weighing device;

the four mounting cavities are all arranged on the mounting plate;

the four lifting mechanisms are respectively and fixedly installed in corresponding installation cavities, each lifting mechanism comprises a screw rod, a threaded sleeve, a limiting rod, a limiting groove and a limiting block, the screw rod is in threaded connection with the threaded sleeve, the threaded sleeve is in rotary connection with the installation plate, the limiting groove is formed in the top of the screw rod, the top of the limiting rod is fixedly connected with the top of the installation cavity, the limiting rod is in sliding connection with the limiting groove, and the limiting block is fixedly connected with the top of the screw rod;

four drive mechanism, four drive mechanism fixed mounting is respectively in corresponding installation cavity, drive mechanism includes worm wheel and worm, the worm wheel with screw sleeve fixed connection, the worm with the mounting panel rotates to be connected, the worm wheel with the worm meshes mutually.

2. The mobile weighing system of claim 1, wherein four of the lead screws each extend below the mounting plate and are fixedly mounted with universal wheels, the four universal wheels being arranged in a rectangular array.

3. The mobile weighing system of claim 1, wherein a push handle is fixedly mounted to one side of the mounting plate.

4. The mobile weighing system of claim 1, wherein three horizontal air bubbles are fixedly mounted to the top of the mounting plate.

5. The mobile weighing system of claim 1, wherein a first through hole is formed in the bottom of the mounting cavity, a first bearing is fixedly mounted in the first through hole, and the threaded sleeve is fixedly connected with an inner ring of the first bearing.

6. The mobile weighing system of claim 1, wherein a second through hole is formed in each of four mounting cavities, a second bearing is fixedly mounted in each second through hole, one end of the worm is fixedly connected with the inner wall of each second bearing, and one end of the worm extends out of the mounting cavity and is fixedly provided with a handle.

7. The mobile weighing system of claim 6, wherein one side of each of the four mounting cavities is provided with a groove, a third bearing is fixedly mounted in each of the four grooves, and one end of the worm, which is far away from the handle, is fixedly connected with an inner ring of the third bearing.