CN212963583U

CN212963583U - Analytical balance convenient to operate

Info

Publication number: CN212963583U
Application number: CN202022407909.2U
Authority: CN
Inventors: 郭晓娜; 陈顺莹
Original assignee: Yifei Testing Tianjin Co ltd
Current assignee: Yifei Testing Tianjin Co ltd
Priority date: 2020-10-26
Filing date: 2020-10-26
Publication date: 2021-04-13
Anticipated expiration: 2030-10-26

Abstract

The utility model discloses an analytical balance of convenient operation, including the balance body, the top middle part of balance body is provided with the weighing platform, the top front portion of balance body is provided with the spirit level, the equal sliding connection in both sides of the cover body has the curb plate, the equal threaded connection of swivel nut is on the threaded rod, the equal fixed connection of lower extreme of threaded rod is at micro motor's drive end, the dust proof chamber is kept away from the balance body well upper portion lateral wall and all is provided with the open slot, the interior diapire middle part fixed connection of dust proof chamber is at the lower extreme of curtain made of cloth, the bottom is provided with the storing chamber in the balance body. The utility model discloses in, through micro motor drive threaded rod, make the curb plate upwards slide in the both sides of the cover body, avoid causing article to drop because the hand dynamics is unstable, avoid the balance aversion to cause measuring error, the cloth curtain wraps up the balance that does not use, avoids the balance to cause the balance to measure inaccurate because the deposition, is worth wideling popularize.

Description

Analytical balance convenient to operate

Technical Field

The utility model relates to an analytical balance field especially relates to an analytical balance of convenient operation.

Background

Analytical balances are the most important instruments for accurate weighing in experiments, are classified into electronic and mechanical types, and can meet the accuracy requirements of general quantitative analysis.

The analytical balance is used for accurately weighing the mass of a substance, when the analytical balance is used and an article is placed on a weighing platform, the cover body door on the outer side of the balance needs to be opened firstly, then the article is placed on the weighing platform, the cover body door is closed for weighing, the existing cover body door is pushed by hand, two hands are needed to open the cover body door, the analytical balance is likely to shift once the hands shake, or the article is spilled from the weighing platform due to unstable strength when the door is closed, the weighing of the article is affected, the displacement of the analytical balance is likely to be affected, the measurement accuracy of the analytical balance is also likely to be affected, meanwhile, when the analytical balance is not used at ordinary times, the measurement accuracy of the analytical balance is also affected if dust is accumulated, the placement position of the analytical balance is not correct, and inaccurate measurement results are likely to be caused.

SUMMERY OF THE UTILITY MODEL

The purpose of the utility model is to solve the shortcomings existing in the prior art and provide an analytical balance convenient to operate.

In order to achieve the above purpose, the utility model adopts the following technical scheme: an analytical balance convenient to operate comprises a balance body, a weighing platform is arranged in the middle of the top end of the balance body, the front part of the top end of the balance body is provided with a level gauge, the periphery of the top end of the balance body is fixedly connected with a cover body, both sides of the cover body are connected with side plates in a sliding way, the middle parts of the side plates are provided with sliding chutes, the lower parts of the sliding chutes are fixedly connected with threaded sleeves, the threaded sleeves are all in threaded connection with a threaded rod, the lower end of the threaded rod is fixedly connected with the driving end of the micro motor, the micro motors are all arranged on the inner bottom wall of the driving chamber, dust-proof chambers are arranged on both sides and the rear end of the lower end of the balance body, the utility model discloses a balance body, including dust proof room, balance body, cloth curtain, balance body, bottom, dust proof room, the balance body is kept away from the balance body middle upper portion lateral wall and all is provided with the open slot, dust proof room's interior diapire middle part fixed connection is at the lower extreme of cloth curtain, the cloth curtain runs through the open slot, the bottom is provided with the storing chamber in the balance body.

As a further description of the above technical solution:

the threaded rod vertically penetrates through the middle of the sliding groove.

As a further description of the above technical solution:

the driving chambers are arranged on two sides of the upper end of the balance body.

As a further description of the above technical solution:

and dust removing cloth is arranged in the storage cavity.

As a further description of the above technical solution:

the balance is characterized in that a display screen is arranged on one side of the front end of the balance body, and a key is arranged on the other side of the front end of the balance body.

As a further description of the above technical solution:

and a rope is arranged at one end of the cloth curtain far away from the dust-proof chamber.

As a further description of the above technical solution:

the front end of the storage cavity is rotatably connected with a door plate through a hinge.

The utility model discloses following beneficial effect has:

1. the utility model discloses in, at first through micro motor drive threaded rod, the threaded rod rotates and makes the swivel nut drive the curb plate upwards slide in the both sides of the cover body, and such setting is when placing article to the weighing platform, just need not go to open the door plant with the hand, avoids causing because hand dynamics is shakiness, does not go directly to touch analytical balance simultaneously, avoids the balance because the measuring error that the aversion led to the fact, can place the adjustment level with analytical balance through the setting of spirit level simultaneously, has ensured analytical balance measuring precision like this.

2. The utility model discloses in, wrap up the balance that will not use through the cloth curtain, avoid the balance to cause the balance to measure inaccurate because the deposition, through the setting of storing intracavity dust removal cloth, can make in time use dust removal cloth to clean the dust that goes analytical balance to be infected with simultaneously, be favorable to analytical balance's long-time use and maintenance, be worth wideling popularize.

Drawings

Fig. 1 is a front view of an analytical balance of the present invention, which is convenient to operate;

fig. 2 is a sectional structural view of an analytical balance according to the present invention, which is convenient to operate;

fig. 3 is a side view of a side plate of an analytical balance for convenient handling according to the present invention;

fig. 4 is a top view of a cover of an analytical balance for ease of handling in accordance with the present invention;

fig. 5 is an enlarged view of a portion a in fig. 2.

Illustration of the drawings:

1. a balance body; 2. a display screen; 3. a weighing platform; 4. cloth curtain; 5. a cover body; 6. a level gauge; 7. pressing a key; 8. a door panel; 9. a dust-proof room; 10. a drive chamber; 11. a threaded rod; 12. a micro motor; 13. a storage chamber; 14. dedusting cloth; 15. a chute; 16. a side plate; 17. a threaded sleeve; 18. an open slot.

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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-5, the present invention provides an embodiment: an analytical balance convenient to operate comprises a balance body 1, a weighing platform 3 is arranged in the middle of the top end of the balance body 1, a level gauge 6 is arranged at the front portion of the top end of the balance body 1, a cover body 5 is fixedly connected to the periphery of the top end of the balance body 1, side plates 16 are respectively connected to two sides of the cover body 5 in a sliding manner, sliding grooves 15 are respectively formed in the middle portions of the side plates 16, screw sleeves 17 are respectively and fixedly connected to the lower portions of the sliding grooves 15, the screw sleeves 17 are respectively and fixedly connected to threaded rods 11, the lower end of each threaded rod 11 is fixedly connected to the driving end of a micro motor 12, the micro motors 12 are respectively arranged on the inner bottom wall of a driving chamber 10, dust-proof chambers 9 are respectively arranged on two sides and at the rear end of the lower end of the balance body 1, open grooves 18 are respectively formed in the side walls of the dust-proof chambers 9 far away from the middle upper portion, when the analytical balance is used, firstly, the micro motor 12 drives the threaded rod 11, the threaded rod 11 rotates to enable the threaded sleeve 17 to slide on the side plate 16, so that the side plate 16 can slide stably, the displacement of the analytical balance caused by unstable hand strength is avoided, meanwhile, articles on the surface of the weighing platform 3 are prevented from displacing and falling off, the articles are placed on the surface of the weighing platform 3, the micro motor 12 rotates to realize the descending of the side plate 16, when the analytical balance is used, whether the analytical balance is horizontal or not can be well observed through the level gauge 6, the adjustment is timely carried out when the analytical balance is not horizontal, the accurate measurement is convenient, when the analytical balance is not used, firstly, the analytical balance is integrally covered through the cloth curtain 4, the dust falling of the analytical balance when the analytical balance is placed is avoided, and when the cloth curtain 4 is not used, the cloth curtain 4 is plugged into the dust-proof chamber 9, the operation is very simple and convenient, and meanwhile, can in time clear up when discovering analytical balance ash that falls, avoid analytical balance to place the deposition for a long time, influence the use accuracy.

The vertical middle part that runs through at spout 15 of threaded rod 11, threaded rod 11 is through the lift that slides in spout 15 and realize curb plate 16, driving chamber 10 all sets up the upper end both sides at balance body 1, driving chamber 10 is used for installing micro motor 12, be provided with dust removal cloth 14 in the storing chamber 13, dust removal cloth 14 is used for clearing up the dust, one side of 1 front end of balance body is provided with display screen 2, display screen 2 is used for showing the numerical value that analytical balance weighed, the opposite side of 1 front end of balance body is provided with button 7, button 7 is used for control motor and control analytical balance, the one end that dust proof chamber 9 was kept away from to cloth curtain 4 is provided with the rope, the rope is used for wrapping up the periphery at analytical balance 4, the front end in storing chamber 13 is connected with door plant 8 through hinged joint, door plant 8 is used for sealed storing chamber.

The working principle is as follows: when the analytical balance is used, the micro motor 12 drives the threaded rod 11, the threaded rod 11 rotates to enable the threaded sleeve 17 to slide on the side plate 16, stable sliding of the side plate 16 is achieved, shifting of the analytical balance caused by unstable hand strength is avoided, meanwhile, shifting and falling of articles on the surface of the weighing platform 3 are avoided, article weighing precision is improved, the articles are placed on the surface of the weighing platform 3, the micro motor 12 rotates to achieve descending of the side plate 16, when the analytical balance is used, whether the analytical balance is horizontal or not can be well observed through the level gauge 6, timely adjustment is conducted when the analytical balance is not horizontal, accurate measurement is facilitated, when the analytical balance is not used, the analytical balance is firstly covered integrally through the cloth curtain 4, dust falling of the analytical balance when the analytical balance is placed is avoided, and when the cloth curtain 4 is not used, the cloth curtain 4 is plugged back into the dust-proof chamber 9, so that the, simultaneously, through the arrangement of the dust removing cloth 14 in the storage cavity 13, the dust falling of the analytical balance can be found in time, the dust deposition of the analytical balance is avoided being placed for a long time, the use precision is not affected, and the dust removing device is worthy of being widely popularized.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. An analytical balance which is easy to operate, comprising a balance body (1), characterized in that: the balance is characterized in that a weighing platform (3) is arranged in the middle of the top end of the balance body (1), a level meter (6) is arranged at the front portion of the top end of the balance body (1), a cover body (5) is fixedly connected to the periphery of the top end of the balance body (1), side plates (16) are slidably connected to the two sides of the cover body (5), sliding grooves (15) are formed in the middle of the side plates (16), threaded sleeves (17) are fixedly connected to the lower portion of the sliding grooves (15), the threaded sleeves (17) are connected to threaded rods (11) in threaded mode, the lower end of each threaded rod (11) is fixedly connected to the driving end of a micro motor (12), the micro motors (12) are arranged on the inner bottom wall of a driving chamber (10), dust-proof chambers (9) are arranged on the two sides and the rear end of the lower end of the balance body (1), open grooves (18) are arranged on the side walls, the middle part of the inner bottom wall of the dust-proof chamber (9) is fixedly connected to the lower end of the cloth curtain (4), the cloth curtain (4) penetrates through the open slot (18), and the bottom of the balance body (1) is provided with a storage cavity (13).

2. A conveniently operated analytical balance according to claim 1 wherein: the threaded rod (11) vertically penetrates through the middle of the sliding groove (15).

3. A conveniently operated analytical balance according to claim 1 wherein: the driving chambers (10) are arranged on two sides of the upper end of the balance body (1).

4. A conveniently operated analytical balance according to claim 1 wherein: and a dust removing cloth (14) is arranged in the storage cavity (13).

5. A conveniently operated analytical balance according to claim 1 wherein: one side of the front end of the balance body (1) is provided with a display screen (2), and the other side of the front end of the balance body (1) is provided with a key (7).

6. A conveniently operated analytical balance according to claim 1 wherein: and a rope is arranged at one end of the cloth curtain (4) far away from the dust-proof chamber (9).

7. A conveniently operated analytical balance according to claim 1 wherein: the front end of the storage cavity (13) is rotatably connected with a door plate (8) through a hinge.