CN212228224U

CN212228224U - Windproof electronic balance

Info

Publication number: CN212228224U
Application number: CN202021396359.2U
Authority: CN
Inventors: 艾贻霞
Original assignee: Jinan Metrological Verification Testing Institute
Current assignee: Jinan Metrological Verification Testing Institute
Priority date: 2020-07-16
Filing date: 2020-07-16
Publication date: 2020-12-25
Anticipated expiration: 2030-07-16

Abstract

The utility model relates to a weighing apparatus for laboratory, in particular to a windproof electronic balance, which comprises a square base, a measuring disc and a windproof cover arranged on the base and used for covering the measuring disc, wherein the windproof cover comprises two transverse rods, two U-shaped frames, four side plates and a top plate, each U-shaped frame comprises a horizontal bottom rod and two vertical rods, and the vertical rods are arranged at the two ends of the bottom rod; u type frame and horizontal pole form the bottom of windshield and the skeleton support of lateral part jointly, the lower limb of curb plate articulates respectively on the sill bar of horizontal pole and U type frame, every montant upper portion of U type frame is equipped with two magnetic sheets, every the upper portion of curb plate can be adsorbed or throw off by the magnetic sheet, the top surface of U type frame montant is arranged in to the roof level. The side plate of the windshield is hinged at the bottom end and opened and closed at the upper part, so that a measured object can be conveniently taken and is not easy to collide; the supporting framework of the windshield is in rail type sliding connection with the base, so that the wind shield can be conveniently disassembled and assembled, and the top surface of the base and the measuring table can be cleaned at any time.

Description

Windproof electronic balance

Technical Field

The utility model relates to a weighing apparatus is used in the laboratory, specifically is a prevent wind formula electronic balance.

Background

An electronic balance is a common measuring tool in a laboratory, and has higher requirements on dust prevention and wind prevention. At present, the measure of dust prevention and wind prevention is to place a wind-proof cover to avoid the interference of air flow in the surrounding environment on the weighing precision. In order to ensure the precision, the windproof cover is mainly fixedly arranged on the measuring table, and the openable channel is arranged at the top or the side part so as to be convenient for placing articles. The balance has multiple types of objects to be measured, a small amount of powder, grease and the like are inevitably adhered on the measuring table to influence the precision after long-term use, and the wind-proof cover is inconvenient to disassemble and brings inconvenience to cleaning work.

Disclosure of Invention

In order to solve the problem, the utility model provides a prevent wind formula electronic balance prevents wind lid convenient to detach, can conveniently clear up. The utility model adopts the technical scheme as follows:

a windproof electronic balance comprises a square base, a measuring disc and a windproof cover arranged on the base and used for covering the measuring disc, wherein the windproof cover comprises two transverse rods, two U-shaped frames, four side plates and a top plate, each U-shaped frame comprises a horizontal bottom rod and two vertical rods, and the vertical rods are arranged at two ends of the bottom rod; the U-shaped frame and the cross rod jointly form a framework support at the bottom and the side of the windshield, the lower edges of the side plates are respectively hinged to the cross rod and a bottom rod of the U-shaped frame, two magnetic sheets are arranged on the upper portion of each vertical rod of the U-shaped frame, the upper portion of each side plate can be adsorbed or separated by the magnetic sheets, and the top plate is horizontally arranged on the top surfaces of the vertical rods of the U-shaped frame;

the front and the rear positions of the top surface of the base are respectively provided with a transverse convex rail, and the left and the right positions of the top surface of the base are respectively provided with a longitudinal concave rail;

the convex rail is used for slidably mounting the cross rod, and the concave rail is used for slidably mounting the U-shaped frame.

Above-mentioned prevent wind formula electronic balance, the locating hole has been seted up to the top surface of U type frame montant, be equipped with the locating pin of cooperation locating hole one by one on four angles in the bottom surface of roof.

Above-mentioned prevent wind formula electronic balance, the right side of base is equipped with and hangs the groove and be used for hanging the weight box, the lateral part of weight box be equipped with hang groove complex couple.

Above-mentioned prevent wind formula electronic balance, the weight box includes the lid, can dismantle through the magic subsides on the interior top surface of lid and be equipped with dry bag.

The utility model has the advantages that: the side plate of the windshield is hinged at the bottom end and opened and closed at the upper part, so that a measured object can be conveniently taken and is not easy to collide; the supporting framework of the windshield is in rail type sliding connection with the base, so that the wind shield can be conveniently disassembled and assembled, and the top surface of the base and the measuring table can be cleaned at any time. Attach the weight box on the base, be convenient for take, avoid operating personnel not in time accomodate and lead to the weight to lose or the phenomenon of polluting.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic structural view of the dust cover according to the present invention;

FIG. 3 is a schematic view of the bracket structure of the present invention;

fig. 4 is a schematic view of a base of the present invention;

fig. 5 is a schematic view of a cross bar of the present invention;

FIG. 6 is a schematic view of a U-shaped frame of the present invention;

fig. 7 is a schematic view of a top plate of the present invention;

fig. 8 is the schematic diagram of the weight box structure of the present invention.

In the figure: 1 is a base, 2 is a dust cover, 3 is a weight box, 4 is a measuring disc, 11 is a concave rail, 12 is a convex rail, 13 is a hanging groove, 21 is a cross bar, 22 is a U-shaped frame, 23 is a side plate, 25 is a top plate, 26 is a magnetic sheet, 27 is a positioning hole, 28 is a positioning pin, 29 is a parting bead, 31 is a box cover, 32 is a drying bag, and 33 is a hook.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

The embodiment relates to a windproof electronic balance, which comprises a square base 1, a measuring disc 4 and a windproof cover 2 arranged on the base 1 and used for covering the measuring disc 4, wherein the windproof cover 2 comprises two cross rods 21, two U-shaped frames 22, four side plates 23 and a top plate 25, each U-shaped frame 22 comprises a horizontal bottom rod and two vertical rods, and the vertical rods are arranged at two ends of the bottom rod; the U-shaped frame 22 and the cross rod 21 jointly form a skeleton support of the bottom and the side of the windshield 2, the lower edges of the side plates 23 are respectively hinged to the cross rod 21 and the bottom rod of the U-shaped frame 22, two magnetic sheets 26 are arranged on the upper portion of each vertical rod of the U-shaped frame 22, the upper portion of each side plate 23 can be adsorbed or separated by the magnetic sheets 26, and the top plate 25 is horizontally arranged on the top surfaces of the vertical rods of the U-shaped frame;

the front and the rear positions of the top surface of the base 1 are respectively provided with a transverse convex rail 12, and the left and the right positions of the top surface of the base 1 are respectively provided with a longitudinal concave rail 11;

the male rail 12 is used for slidably mounting the cross bar 21, and the female rail 11 is used for slidably mounting the U-shaped frame 22.

In the windproof electronic balance, the top surface of the vertical rod of the U-shaped frame 22 is provided with the positioning hole 27, and four corners of the bottom surface of the top plate 25 are provided with the positioning pins 28 which are matched with the positioning holes 27 one by one. The bottom surface of roof 25 still is equipped with four parting beads 29, can further stabilize the bulk strength of windshield 2, can resist external collision.

Above-mentioned prevent wind formula electronic balance, the right side of base 1 is equipped with and hangs groove 13 and be used for hanging weight box 3, the lateral part of weight box 3 is equipped with and hangs groove 13 complex couple 33.

Above-mentioned prevent wind formula electronic balance, weight box 3 includes lid 31, can dismantle through the magic subsides on the interior top surface of lid 31 and be equipped with dry bag 32. The concrete structure does, set up the cloudy face subsides that the magic was pasted on the interior top surface of lid 31, set up the sunny face subsides that the magic was pasted on the dry bag 32, but regular change dry bag 32 guarantees the degree of dryness in the weight box 3, avoids the weight to wet the influence precision.

Claims

1. The utility model provides a prevent wind formula electronic balance, includes square base (1), measuring disc (4) and establishes wind cap (2) that are used for hiding measuring disc (4) on base (1), its characterized in that: the windproof hood (2) comprises two cross rods (21), two U-shaped frames (22), four side plates (23) and a top plate (25), each U-shaped frame (22) comprises a horizontal bottom rod and two vertical rods, and the vertical rods are arranged at two ends of the bottom rod; the U-shaped frame (22) and the cross rod (21) jointly form a framework support of the bottom and the side of the windshield (2), the lower edges of the side plates (23) are respectively hinged to the cross rod (21) and a bottom rod of the U-shaped frame (22), two magnetic sheets (26) are arranged on the upper portion of each vertical rod of the U-shaped frame (22), the upper portion of each side plate (23) can be adsorbed or separated by the magnetic sheets (26), and the top plate (25) is horizontally arranged on the top surfaces of the vertical rods of the U-shaped frame (22);

transverse convex rails (12) are respectively arranged at the front and the rear positions of the top surface of the base (1), and longitudinal concave rails (11) are respectively arranged at the left and the right positions of the top surface of the base (1);

the convex rail (12) is used for installing the cross rod (21) in a sliding mode, and the concave rail (11) is used for installing the U-shaped frame (22) in a sliding mode.

2. The wind-resistant electronic balance of claim 1, wherein: locating holes (27) are formed in the top surface of the vertical rod of the U-shaped frame (22), and locating pins (28) matched with the locating holes (27) one by one are arranged at four corners of the bottom surface of the top plate (25).

3. The wind-resistant electronic balance of claim 1, wherein: the right side of base (1) is equipped with and hangs groove (13) and be used for hanging weight box (3), the lateral part of weight box (3) is equipped with and hangs groove (13) complex couple (33).

4. The wind-resistant electronic balance of claim 3, wherein: the weight box (3) comprises a box cover (31), and a drying bag (32) can be detachably arranged on the inner top surface of the box cover (31) through a magic tape.