CN212721716U

CN212721716U - High-precision high-stability electronic analytical balance

Info

Publication number: CN212721716U
Application number: CN202021704762.7U
Authority: CN
Inventors: 蔡学林
Original assignee: Hefei Yijing Biotechnology Co ltd
Current assignee: Hefei Yijing Biotechnology Co ltd
Priority date: 2020-08-17
Filing date: 2020-08-17
Publication date: 2021-03-16
Anticipated expiration: 2030-08-17

Abstract

The utility model belongs to the technical field of electronic analytical balance, in particular to a high-precision and high-stability electronic analytical balance, which comprises an electronic analytical balance, wherein a transparent glass cover is arranged on the electronic analytical balance, a sliding door is arranged at the side of the transparent glass cover, the sliding door comprises a lower sliding door and an upper sliding door, a U-shaped notch is arranged above the lower sliding door, a strip-shaped bulge is arranged below the upper sliding door, the strip-shaped bulge is matched with the U-shaped notch, the lower sliding door and the upper sliding door can move relatively, a first handle is arranged on the lower sliding door, a second handle is arranged on the upper sliding door, a movable connecting mechanism is arranged on the first handle, a round hole is arranged on the second handle, the first handle is movably connected with the second handle through the matching of the movable connecting mechanism and the round hole, the defects of the prior art are overcome, when objects are weighed, the objects can be added by only, thereby reducing the influence of air.

Description

High-precision high-stability electronic analytical balance

Technical Field

The utility model belongs to the technical field of the electronic analytical balance, concretely relates to high accuracy high stability electronic analytical balance.

Background

The electronic analytical balance has various application programs such as full-automatic fault detection, external weights, automatic calibration, full-linear four-point calibration, overload protection and the like. Wherein five full transparent ultrawhite glass fan housings of current electronic analytical balance, the glass fan housing leads to the numerical value unstable for preventing that the air from flowing, influences the precision, but current fan housing side door is only one, when opening, still can receive the influence of air.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high accuracy high stability electronic analytical balance, the not enough of prior art has been overcome, set the push-and-pull door into push-and-pull door down and last push-and-pull door, both set up handle one and handle two independently, push-and-pull door and last push-and-pull door can independently open down, also can connect into a whole with a swing joint mechanism, when weighing the object, can only open the push-and-pull door and add the object, thereby reduce the influence of air, set up the arm support frame simultaneously, improve the stability of arm, can effectively improve the precision that article such as liquid or powder were weighed, prevent that the hand from trembling and leading to adding too much, thereby weigh the failure.

In order to solve the above problems, the utility model adopts the following technical proposal:

the utility model provides a high accuracy high stability electronic analytical balance, includes electronic analytical balance, be equipped with the clear glass cover on the electronic analytical balance, clear glass cover side is equipped with the push-and-pull door, the push-and-pull door is including push-and-pull door down and last push-and-pull door, push-and-pull door top is equipped with U type notch down, it is equipped with the bar arch to go up the push-and-pull door below, the bar is protruding and U type notch adaptation, push-and-pull door and last push-and-pull door can relative movement down, be equipped with handle one down on the push-and-pull door, upward be equipped with handle two on the push-and-pull door, be equipped with swing joint mechanism on the handle one, be equipped with the round hole on the.

Further, swing joint mechanism includes bar connecting plate and elastic pin, bar connecting plate one end is passed through the rotation axis hinged joint and is being handled one, and uses the rotation axis to rotate as the center, the elastic pin is established at the bar connecting plate other end, elastic pin and round hole adaptation.

Further, the elastic pin includes round bar, round cap, spring and jump ring, be equipped with the hole of matcing with the round bar on the bar connecting plate, after the round bar was rushed the hole, the upper end was equipped with the round cap, and it is spacing that the jump ring is passed through to the lower extreme, the spring is established and is put between bar connecting plate and jump ring.

Further, still include the arm support frame, the arm support frame sets up the one side that sets up the push-and-pull door at electronic analytical balance.

Further, the arm support frame comprises a bottom plate, a telescopic supporting rod, a universal joint and an arm supporting plate, the lower end of the telescopic supporting rod is vertically fixed on the bottom plate, and the upper end of the telescopic supporting rod is connected with the arm supporting plate through the universal joint.

Compared with the prior art, the utility model, following beneficial effect has:

a high accuracy high stability electronic analytical balance, set the push-and-pull door into push-and-pull door down and last push-and-pull door, both independently set up handle one and handle two, push-and-pull door down can independently open with last push-and-pull door, also can connect into a whole with a swing joint mechanism, when weighing the object, can only open last push-and-pull door and add the object, thereby reduce the influence of air, set up the arm support frame simultaneously, improve the stability of arm, can effectively improve the precision that article such as liquid or powder were weighed, prevent that the hand from trembling and leading to adding too much, thereby weigh the failure.

Drawings

Fig. 1 is a schematic structural diagram of a high-precision high-stability electronic analytical balance.

Fig. 2 is a schematic diagram of a side view of a high-precision high-stability electronic analytical balance.

Fig. 3 is a schematic diagram of a front structure of a high-precision high-stability electronic analytical balance.

Fig. 4 is a schematic structural diagram of a connection mode of the first handle and the second handle.

Fig. 5 is a schematic structural view of the articulating mechanism.

Fig. 6 is a schematic view of the lower sliding door and the upper sliding door in cooperation.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in the figures, the utility model relates to a high accuracy high stability electronic analytical balance, including electronic analytical balance 1, be equipped with clear glass cover 2 on the electronic analytical balance 1, clear glass cover side is equipped with push-and-pull door 3, push-and-pull door 3 includes push-and-pull door 4 and last push-and-pull door 5 down, push-and-pull door top is equipped with U type notch down, it is protruding to be equipped with the bar below the upper push-and-pull door, bar protruding and U type notch adaptation, push-and-pull door and upper push-and-pull door can relative movement down, be equipped with handle one 41 down on the push-and-pull door down, be equipped with handle two 51 on the upper push-and-pull door, be equipped with swing joint mechanism 6 on the handle one, be equipped with round hole 511 on the handle two 51, handle one is through; the movable connecting mechanism 6 comprises a strip-shaped connecting plate 61 and an elastic pin 7, one end of the strip-shaped connecting plate is hinged to the first handle through a rotating shaft 62 and rotates by taking the rotating shaft as a center, the elastic pin is arranged at the other end of the strip-shaped connecting plate, and the elastic pin is matched with the round hole; elastic pin 7 includes pole 73, round cap 71, spring and jump ring 72, be equipped with the hole of matcing with the pole on the bar connecting plate, after the pole ran the hole, the upper end was equipped with the round cap, and it is spacing that the jump ring is passed through to the lower extreme, the spring was established and is put between bar connecting plate and jump ring.

Further, the device also comprises an arm support frame 8, wherein the arm support frame is arranged on one side of the electronic analytical balance, which is provided with the sliding door; the arm support frame comprises a bottom plate 81, a telescopic supporting rod 82, a universal joint 83 and an arm supporting plate 84, the lower end of the telescopic supporting rod is vertically fixed on the bottom plate, and the upper end of the telescopic supporting rod is connected with the arm supporting plate through the universal joint.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a high accuracy high stability electron analytical balance, includes electron analytical balance, be equipped with transparent glass cover on the electron analytical balance, transparent glass cover side is equipped with push-and-pull door, its characterized in that: the push-and-pull door includes push-and-pull door down and goes up the push-and-pull door, push-and-pull door top is equipped with U type notch down, it is protruding to go up the push-and-pull door below, protruding and U type notch adaptation of bar, push-and-pull door down and last push-and-pull door can relative movement down, be equipped with handle one down on the push-and-pull door down, it is equipped with handle two on the push-and-pull door to go up, be equipped with swing joint mechanism on the handle one, be equipped with the round hole on the handle two, handle one is through swing joint mechanism and round.

2. A high accuracy high stability electronic analytical balance as defined in claim 1 wherein: the movable connection mechanism comprises a bar-shaped connection plate and an elastic pin, one end of the bar-shaped connection plate is connected to the first handle through a rotation shaft hinge and rotates by taking the rotation shaft as a center, the elastic pin is arranged at the other end of the bar-shaped connection plate, and the elastic pin is matched with the round hole.

3. A high accuracy high stability electronic analytical balance according to claim 2 wherein: the elastic pin comprises a round rod, a round cap, a spring and a clamp spring, a hole which is loosely matched with the round rod is formed in the strip-shaped connecting plate, after the round rod runs through the hole, the round cap is arranged at the upper end of the round rod, the lower end of the round rod is limited through the clamp spring, and the spring is arranged between the strip-shaped connecting plate and the clamp spring.

4. A high accuracy high stability electronic analytical balance as defined in claim 1 wherein: still include the arm support frame, the arm support frame sets up in the one side that electronic analytical balance set up the push-and-pull door.

5. A high accuracy high stability electronic analytical balance according to claim 4, wherein: the arm support frame comprises a bottom plate, a telescopic supporting rod, a universal joint and an arm supporting plate, wherein the lower end of the telescopic supporting rod is vertically fixed on the bottom plate, and the upper end of the telescopic supporting rod is connected with the arm supporting plate through the universal joint.