CN210664739U

CN210664739U - Electronic balance

Info

Publication number: CN210664739U
Application number: CN201922074890.1U
Authority: CN
Inventors: 庄敏; 李军辉; 陶雨蒙
Original assignee: Taizhou Lvshuiqingshan Environmental Technology Co Ltd
Current assignee: Taizhou Lvshuiqingshan Environmental Technology Co Ltd
Priority date: 2019-11-27
Filing date: 2019-11-27
Publication date: 2020-06-02
Anticipated expiration: 2029-11-27

Abstract

The utility model discloses an electronic balance relates to an experimental apparatus, and its technical scheme main points are: the balance comprises a balance body, wherein a weighing area and a protective cover are arranged at the top of the balance body, the protective cover comprises a fixing part and a door part, the fixing part is formed by combining three plates into a door shape, the door part comprises a top plate and a side plate which are fixedly connected, the top plate and the side plate are fixed into an L shape through edges, and the door part and the fixing part are combined into a cuboid structure with the periphery and the top closed; the roof deviates from and establishes to rotate through the mode of wearing to establish the articulated shaft between the tip of curb plate and the top of fixed part and is connected, and the door portion can rotate to the fixed part outside around the articulated shaft, makes roof, the curb plate position of safety cover be in uncovered state. The top of the electronic balance can be opened, so that a person can take and place a weighed object without touching the protective cover easily, and the electronic balance is convenient; by arranging the sealing strip, the sealing property of the protective cover in a closed state is improved; through setting up handle one, handle two, the personnel of being convenient for open and close the door portion.

Description

Electronic balance

Technical Field

The utility model relates to an experimental apparatus, in particular to electronic balance.

Background

The electronic balance belongs to a high-precision electronic scale, the precision of the electronic balance can reach 0.01g or even higher, and when the electronic balance is used for weighing, the flowing of air and falling dust can affect the weighing precision of the electronic balance.

The prior Chinese utility model with the publication number of CN101137893B discloses an electronic balance, which comprises a door switch detecting sensor for detecting the opening and closing of a door; a weighing accuracy setting unit that sets a weighing accuracy; the electronic balance is also provided with a wind shield, the wind shield surrounds the weighing area, and one side of the wind shield is provided with a door capable of being opened and closed.

The above prior art solutions have the following drawbacks: according to the specification attached figure 1 of the patent, after the door is opened, the upper part of the weighing area is still shielded by the windshield, and people easily collide the windshield when taking and placing the weight measuring objects, so that the door is inconvenient.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide an electronic balance, personnel are got and are weighed article and be difficult for touchhing the safety cover, and are comparatively convenient.

The above technical purpose of the present invention can be achieved by the following technical solutions: an electronic balance comprises a balance body, wherein a weighing area and a protective cover are arranged at the top of the balance body, the protective cover is of a cuboid structure which is hollow inside and is provided with an opening at the bottom, the protective cover comprises a fixing part and a door part, the fixing part is formed by combining three plates into a door shape, the door part comprises a top plate and a side plate which are fixedly connected, the top plate and the side plate are fixed into an L shape through edges, and the door part and the fixing part are combined to form a cuboid structure with the periphery and the top closed;

the roof deviates from and establishes the rotation through the mode of wearing to establish the articulated shaft between the tip of curb plate and the top of fixed part and is connected, the door portion can rotate to the fixed part outside around the articulated shaft, makes roof, the curb plate position of safety cover be in uncovered state.

Through the technical scheme, when the electronic balance needs to be taken and placed to weigh an object, personnel can upwards turn the door part, so that the top and the side plate sides of the weighing area are in an open state, and the personnel take and place the object to be weighed, so that the object is not easy to touch the protective cover, and the electronic balance is convenient to use. When the weighing operation is carried out, after the personnel rotate the door part and the fixed part to form a cuboid, the protective cover protects the objects to be weighed, and the weighing precision is ensured.

Preferably, the edge of the door portion for contacting the fixing portion is provided with a sealing strip.

Through above-mentioned technical scheme, after door portion and fixed part make up into the cuboid, the sealing strip can be sealed with the seam position of door portion, fixed part, further prevents that outside air, dust and the inside circulation that produces of safety cover from.

Preferably, the mounting groove has been seted up along its length direction to the lateral wall of sealing strip, the face edge of door portion inlays and locates in the mounting groove, the sealing strip is made by rubber, the sealing strip compresses tightly the face edge of door portion through the cell wall of mounting groove.

Through the technical scheme, the sealing strip is convenient to disassemble and assemble with the door part, the sealing strip is stable enough after being installed, and the sealing strip is not easy to separate from the door part spontaneously.

Preferably, a first handle is fixed in the middle of the top surface of the top plate.

Through the technical scheme, the first handle is used for being held by a person, and the revolving door part is conveniently operated.

Preferably, a second handle is arranged on the edge of the top plate close to the side plate, and the second handle protrudes outwards out of the door part along the direction departing from the top plate.

Through the technical scheme, when a person opens and closes the protective cover, the person can freely select the handle I or the handle II to operate; when the door part rotates around the hinge shaft and is in a fully opened state, the first handle faces downwards, and the second handle is convenient for a person to hold and further rotate the door part.

Preferably, the second handle is arranged on the top plate in a sliding mode, the sliding direction of the second handle is perpendicular to the plate surface of the side plate along the plate surface direction of the top plate, the second handle can be close to or far away from the top plate through sliding, and the second handle is limited by a limiting block arranged at the end portion to be separated from the top plate.

Through the technical scheme, when a person needs to operate the second handle, the second handle is pulled outwards; after the door part is buckled with the fixing part, a person can push the second handle into the door part, so that the influence on the appearance of the protective cover is reduced, and the second handle is prevented from being accidentally touched when the person walks, or the reading of the person is shielded.

Preferably, the top surface of the balance body is provided with an annular groove for embedding the lower ends of the fixing part and the door part, and the annular groove surrounds the outside of the weighing area.

Through above-mentioned technical scheme, the ring channel plays the location effect to the safety cover, prevents that the safety cover from producing horizontal migration at the top surface of balance body.

Preferably, an adhesive strip is fixed at the bottom of the annular groove and corresponds to the mounting position of the fixing part, and the fixing part is fixedly adhered to the balance body through the adhesive strip.

Through above-mentioned technical scheme, the fixed part is pasted fixedly through viscidity strip and balance body, and the balance body is enough firm with the installation of fixed part, and under the normal use condition, the upset of door portion can not make the fixed part break away from the ring channel.

To sum up, the utility model discloses the beneficial effect who contrasts in prior art does:

1. the top of the electronic balance can be opened, so that a person can take and place a weighed object without touching the protective cover easily, and the electronic balance is convenient;

2. by arranging the sealing strip, the sealing property of the protective cover in a closed state is improved;

3. through setting up handle one, handle two, the personnel of being convenient for open and close the door portion.

Drawings

Fig. 1 is a perspective view of an electronic balance of an embodiment;

fig. 2 is an exploded view of an electronic balance of an embodiment.

In the figure, 1, a balance body; 11. a weighing area; 2. a protective cover; 21. a fixed part; 22. a door section; 221. a top plate; 222. a side plate; 23. hinging a shaft; 12. an annular groove; 121. an adhesive strip; 3. a sealing strip; 31. mounting grooves; 4. a first handle; 5. a second handle; 51. a chute; 52. and a limiting block.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, for the utility model discloses an electronic balance, including balance body 1, balance body 1 top is equipped with weighs regional 11 and safety cover 2, weighs regional 11 and is used for placing the object of treating weighing, and the weight of electronic balance symmetrical measure-out shows through the display screen. The safety cover 2 is transparent plastic material, and the safety cover 2 comprises five rectangular plates, and the safety cover 2 is inside cavity, bottom open-ended cuboid structure, and including the safety cover 2 will weigh regional 11 encircles, the safety cover 2 can be separated with the top surface of balance body 1.

The protective cover 2 comprises a fixing part 21 and a door part 22, wherein the fixing part 21 is combined into a door shape by three plates, and the plate surfaces of the adjacent plates are mutually vertical; the fixing part 21 is placed on the top surface of the balance body 1 through the edge of the plate surface, the plate surface of the fixing part 21 is perpendicular to the top surface of the balance body 1, and the weighing area 11 is located on the inner side surrounded by the fixing part 21. The door 22 includes a top plate 221 and a side plate 222 fixedly connected to each other, the top plate 221 and the side plate 222 are also rectangular plates, the top plate 221 and the side plate 222 are fixed to each other by edges to form an L-shape, and the plate surfaces of the top plate 221 and the side plate 222 are perpendicular to each other. The door 22 and the fixing portion 21 are combined to form a rectangular parallelepiped structure with a closed periphery and a closed top, the top plate 221 forms a top wall of the protective cover 2, and the side plate 222 and the fixing portion 21 are combined to form a four-sided surrounding structure surrounding the weighing area 11.

The end of the top plate 221 facing away from the side plate 222 is rotatably connected to the top of the fixing portion 21 by a hinge shaft 23, and the hinge shaft 23 is specifically located on the plate at the middle position of the fixing portion 21. The door 22 can be pivoted to the outside of the fixing part 21 in the shape of a door about the hinge shaft 23 to open the top plate 221 and the side plate 222 of the protection cover 2.

The top surface of the balance body 1 is provided with an annular groove 12 for embedding the lower ends of the fixing part 21 and the door part 22, and the annular groove 12 surrounds the weighing area 11 and forms a rectangle. An adhesive strip 121 is fixed on the groove bottom of the annular groove 12, the adhesive strip 121 of the present embodiment is specifically a double-sided tape, the adhesive strip 121 corresponds to the installation position of the fixing portion 21, and the adhesive strip 121 is not provided at the position corresponding to the door portion 22. The fixing part 21 is fixedly adhered to the balance body 1 through the adhesive strip 121, and under the normal use condition, the fixing part 21 is not separated from the annular groove 12 due to the turnover of the door part 22; when the protection cover 2 is required to be separated from the balance body 1, a person can strongly take down the protection cover 2, the adhesive strip 121 can be generally reused, and the adhesive strip 121 is replaced after losing the adhesiveness.

The edge of the door portion 22 for contacting the fixing portion 21 is provided with the weather strip 3, and the weather strip 3 is specifically located at both edges in the width direction of the door portion 22. The sealing strip 3 is made of rubber and has certain elasticity, the side wall of the sealing strip 3 is provided with a mounting groove 31 along the length direction, and the edge of the plate surface of the door part 22 is embedded in the mounting groove 31. The groove width of the installation groove 31 is slightly smaller than the thickness of the plate surface of the door 22, and the sealing strip 3 presses the plate surface edge of the door 22 through the groove wall of the installation groove 31 under the action of the self elasticity. The sealing strip 3 is convenient to disassemble and assemble with the door part 22, the sealing strip 3 is stable enough after being installed, and the sealing strip 3 is not easy to separate from the door part 22 spontaneously. When the door 22 and the fixing portion 21 are combined into a rectangular parallelepiped, the weather strip 3 can seal the joint between the door 22 and the fixing portion 21, thereby further preventing the outside air and dust from flowing into the interior of the protective cover 2.

A first handle 4 is fixed at the middle of the top surface of the top plate 221. The edge of the top plate 221 close to the side plate 222 is provided with a second handle 5, the second handle 5 is arranged on the top plate 221 in a sliding manner, the top plate 221 is provided with a sliding groove 51 for the second handle 5 to be connected in a sliding manner, the sliding direction of the second handle 5 is along the plate surface direction of the top plate 221 and is perpendicular to the plate surface of the side plate 222, the second handle 5 protrudes outwards from the door portion 22 along the direction departing from the top plate 221, and the second handle 5 can be close to or far away from the top plate 221 through sliding. The mouth of the sliding groove 51 is in a necking shape, a limiting block 52 is integrally fixed at the end part of the second handle 5 located in the sliding groove 51, the limiting block 52 protrudes out of the side wall of the second handle 5 along the width direction of the sliding groove 51, the limiting block 52 cannot penetrate through the sliding groove 51, and the second handle 5 is limited by the limiting block 52 to be separated from the top plate 221.

When the person opens and closes the protective cover 2, the person can freely select the first handle 4 or the second handle 5 for operation. When the door 22 is rotated about the hinge axis 23 to be in the fully opened state, the first handle 4 faces downward, and the second handle 5 is easily held by a person to rotate the door 22. After the door 22 is fastened to the fixing portion 21, the person can push the handle 5 into the door 22 to reduce the influence on the appearance of the protection cover 2 and prevent the person from accidentally touching the handle 5 or blocking the reading of the person when the person walks.

In summary, when the electronic balance needs to take and place the weighed object, the person can turn over the door 22 upwards through the first handle 4 or the second handle 5, so that the top of the weighing area 11 and the side of the side plate 222 are both in an open state, and the person can take and place the weighed object conveniently. When the weighing operation is performed, the protective cover 2 protects the object being weighed after the personnel revolving door 22 and the fixing portion 21 are combined into a rectangular parallelepiped, thereby ensuring the weighing accuracy.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides an electronic balance, includes balance body (1), balance body (1) top is equipped with weighs region (11) and safety cover (2), safety cover (2) are inside cavity, bottom open-ended cuboid structure, characterized by: the protective cover (2) comprises a fixing part (21) and a door part (22), the fixing part (21) is combined into a door shape by three plates, the door part (22) comprises a top plate (221) and a side plate (222) which are fixedly connected, the top plate (221) and the side plate (222) are fixed into an L shape through edges, and the door part (22) and the fixing part (21) are combined to form a cuboid structure with the periphery and the top closed;

the end part of the top plate (221) departing from the side plate (222) is rotatably connected with the top of the fixing part (21) in a mode of penetrating through the hinge shaft (23), the door part (22) can rotate to the outer side of the fixing part (21) around the hinge shaft (23), and the positions of the top plate (221) and the side plate (222) of the protective cover (2) are in an open state.

2. The electronic balance according to claim 1, wherein: the edge of the door part (22) for contacting the fixing part (21) is provided with a sealing strip (3).

3. The electronic balance according to claim 2, wherein: mounting groove (31) have been seted up along its length direction to the lateral wall of sealing strip (3), the face edge of door portion (22) inlays and locates in mounting groove (31), sealing strip (3) are made by rubber, sealing strip (3) compress tightly the face edge of door portion (22) through the cell wall of mounting groove (31).

4. The electronic balance according to claim 1, wherein: and a first handle (4) is fixed in the middle of the top surface of the top plate (221).

5. The electronic balance according to claim 4, wherein: the edge of the top plate (221) close to the side plate (222) is provided with a second handle (5), and the second handle (5) protrudes outwards out of the door part (22) along the direction departing from the top plate (221).

6. The electronic balance according to claim 5, wherein: the handle II (5) is arranged on the top plate (221) in a sliding mode, the sliding direction of the handle II (5) is along the plate surface direction of the top plate (221) and perpendicular to the plate surface of the side plate (222), the handle II (5) can be close to or far away from the top plate (221) through sliding, and the handle II (5) is limited to be separated from the top plate (221) through a limiting block (52) arranged at the end portion.

7. The electronic balance according to claim 1, wherein: the top surface of the balance body (1) is provided with an annular groove (12) for embedding the lower ends of the fixing part (21) and the door part (22), and the annular groove (12) surrounds the weighing area (11).

8. The electronic balance according to claim 7, wherein: the tank bottom of ring channel (12) is fixed with viscidity strip (121), viscidity strip (121) are corresponding to the mounted position of fixed part (21), fixed part (21) are pasted fixedly through viscidity strip (121) and balance body (1).