CN216524321U - Precision balance with protective device - Google Patents

Abstract

The utility model belongs to the technical field of electronic balances, and particularly relates to a precision balance with a protection device, which comprises a balance main body, wherein the lower end of the balance main body is provided with a protection mechanism, the protection mechanism is used for protecting the balance main body, the protection mechanism comprises a lower bottom plate, a plurality of guide stand columns, two end direction protection plates, two lateral protection plates and an upper bottom plate, the lower bottom plate is positioned at the lower end of the balance main body, the plurality of guide stand columns are respectively fixed at four end corners at the top of the lower bottom plate, the two end direction protection plates and the two lateral protection plates are respectively connected between the plurality of guide stand columns in a sliding manner, and the sliding directions of the end direction protection plates and the lateral protection plates are crossed and vertical. The protective cover can be spliced by the end protective plate and the side protective plate to protect the balance main body, and meanwhile, the protective mechanism can be folded and stored according to the use requirement, so that the protective mechanism is prevented from influencing the normal use of the balance main body, and the device is more practical.

Description

Precision balance with protective device

Technical Field

The utility model belongs to the technical field of electronic balances, and particularly relates to a precision balance with a protection device.

Background

A precision balance is a weighing apparatus used for accurately measuring mass. The precision balance is of various types, including common precision balances, semi-automatic/full-automatic code-adding electro-optical projection damping precision balances, electronic precision balances and the like. The precision balance is generally composed of a plurality of modules, such as a scale, a sensor, a PID regulator, a power amplifier, a display, a microcomputer and the like. Because precision balance belongs to precision instruments, uses improperly and deposits improper all can lead to it to take place to damage, and current precision balance mostly does not possess safeguard function, when the pan for steelyard receives external striking, very easily leads to the device to damage for the device is not convenient for use, based on above-mentioned problem, needs a protector to protect precision balance urgently, improves the barrier propterty of device.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a precision balance with a protection device, which can be spliced into a protection cover through an end-direction protection plate and a side-direction protection plate to protect a balance main body, and meanwhile, the protection mechanism can be folded and stored according to the use requirement, so that the protection mechanism is prevented from influencing the normal use of the balance main body, and the device is more practical.

The technical scheme adopted by the utility model is as follows:

the precision balance with the protection device comprises a balance main body, wherein a protection mechanism is assembled at the lower end of the balance main body, and the protection mechanism is used for protecting the balance main body.

Further, protection machanism includes lower plate, a plurality of direction stand, two ends to backplate, two side direction backplate and upper plate, the lower plate is located the lower extreme of balance main part, and is a plurality of the direction stand is fixed in four end angles at lower plate top respectively, two the end is to the equal sliding connection of backplate and two side direction backplate between a plurality of direction stands, just the end is alternately perpendicular to the slip direction of backplate and side direction backplate, the upper plate is fixed in between a plurality of direction stands through the connecting rod, just upper plate and balance main part fixed connection.

Further, the one end that two adjacent guide posts are close to each other all is fixed with first guide bar and second guide bar, first spout and second spout have all been seted up to the both sides of end to the backplate and the both ends of side direction backplate, first guide bar sliding connection is in the inside of first spout, second guide bar sliding connection is in the inside of second spout.

Further, the diameter of the first guide rod is larger than that of the second guide rod.

Furthermore, the end is all seted up the recess of dodging with connecting rod looks adaptation to the upper end of backplate and side direction backplate, the arc that sets up with second guide bar looks adaptation lets the dead slot in the one end of second spout bottom, two the end is all inclined to the one end that the backplate is close to each other and the one end that two side direction backplates are close to each other and is seted up and prevent the face of keeping off.

Furthermore, two the one end that the side direction backplate was kept away from each other all rotates and is connected with the buckle, two the end all is fixed with T shape pin pole to the one end that the backplate was kept away from each other, the U-shaped draw-in groove has been seted up to the inside of buckle, just U-shaped draw-in groove and T shape pin pole looks adaptation.

Further, two the lower extreme of side direction backplate all rotates and is connected with the top backplate, one wherein the one end of top backplate is fixed with a plurality of magnet, one wherein, the locating hole with magnet looks adaptation is seted up to the one end of top backplate, magnet can peg graft in the inside of locating hole, the roof that matches with top backplate is seted up in the inside of side direction backplate dodges the groove.

Furthermore, the lower end of the top end protection plate is provided with a handle buckling groove.

The utility model has the technical effects that:

according to the utility model, the end-direction guard plate, the side guard plate and the top guard plate are matched with each other, so that a protective cover can be spliced to protect the balance main body, and the balance main body is prevented from being damaged due to external force impact;

according to the balance, the end-direction guard plate, the lateral guard plate, the first guide rod and the second guide rod are matched with each other, so that the end-direction guard plate and the lateral guard plate are accommodated, the influence of a protective cover formed by splicing the end-direction guard plate and the lateral guard plate on the normal use of the balance main body is avoided, and the device is more practical.

Drawings

FIG. 1 is a schematic view of the overall structure of the utility model;

fig. 2 is a schematic structural view of the protection mechanism of the utility model;

fig. 3 is an exploded view of the structure of the protection mechanism of the utility model;

fig. 4 is a schematic structural view of the guide post of the utility model;

FIG. 5 is a schematic structural view of the end guard plate of the utility model;

fig. 6 is an enlarged view of a portion a of fig. 5;

FIG. 7 is a schematic structural view of the side guard plate of the utility model;

FIG. 8 is a schematic structural view of the top end guard plate of the utility model;

FIG. 9 is a schematic view of the utility model after the end guard plate and the side guard plate are pulled out;

FIG. 10 is a schematic view of the vertical state of the end guard and the side guard of the utility model;

fig. 11 is a schematic view of the protection state of the utility model.

In the drawings, the components represented by the respective reference numerals are listed below:

10. a balance body; 20. a protection mechanism; 21. a lower base plate; 22. a guide upright post; 23. end-to-end guard plates; 24. a lateral guard plate; 25. an upper base plate; 31. a first guide bar; 32. a second guide bar; 33. a first chute; 34. a second chute; 35. an arc-shaped clearance groove; 36. avoiding the groove; 37. a blocking prevention surface; 41. buckling the plate; 42. a T-shaped pin; 43. a U-shaped clamping groove; 44. a roof avoidance slot; 51. a top guard plate; 52. a magnet; 53. and (4) buckling a handle groove.

Detailed Description

In order that the objects and advantages of the utility model will be more clearly understood, the following description is given in conjunction with the accompanying examples. It is to be understood that the following text is merely illustrative of one or more specific embodiments of the utility model and does not strictly limit the scope of the utility model as specifically claimed.

As shown in fig. 1, a precision balance with a guard includes a balance main body 10, a guard mechanism 20 is mounted at a lower end of the balance main body 10, and the guard mechanism 20 is used for protecting the balance main body 10;

it can be understood that the balance body 10 is composed of a plurality of modules such as a scale, a sensor, a PID regulator, a power amplifier, a display, a microcomputer, etc., which is a mature technology in the prior art and is not described herein again;

specifically, when the balance main body 10 is required to be used for measuring the mass of an article, the protection mechanism 20 is folded to prevent the protection mechanism 20 from influencing the normal use of the balance main body 10, after the balance main body 10 is used, the protection mechanism 20 is extended, the balance main body 10 is protected by the protection mechanism 20 in the extended state, and the damage of the device caused by the impact of external force on a scale pan is avoided;

as shown in fig. 2 to 3, the protection mechanism 20 includes a lower bottom plate 21, a plurality of guide pillars 22, two end-direction guard plates 23, two side-direction guard plates 24 and an upper bottom plate 25, the lower bottom plate 21 is located at the lower end of the balance body 10, the plurality of guide pillars 22 are respectively fixed at four end corners of the top of the lower bottom plate 21, the two end-direction guard plates 23 and the two side-direction guard plates 24 are both slidably connected between the plurality of guide pillars 22, the sliding directions of the end-direction guard plates 23 and the side-direction guard plates 24 are crossed and perpendicular, the upper bottom plate 25 is fixed between the plurality of guide pillars 22 through connecting rods, and the upper bottom plate 25 is fixedly connected with the balance body 10;

specifically, when the balance main body 10 needs to be protected, the horizontal end-to-guard plate 23 and the lateral guard plate 24 are respectively pulled out, and then the end-to-guard plate 23 and the lateral guard plate 24 are respectively rotated, so that the horizontal end-to-guard plate 23 and the lateral guard plate 24 are rotated to be vertical, and the two ends and two sides of the balance main body 10 are protected through the matching of the end-to-guard plate 23 and the lateral guard plate 24;

as shown in fig. 4-6, a first guide rod 31 and a second guide rod 32 are fixed at each end of two adjacent guide pillars 22 close to each other, a first sliding chute 33 and a second sliding chute 34 are respectively formed at both sides of the end-to-guard plate 23 and both ends of the side-to-guard plate 24, the first guide rod 31 is slidably connected inside the first sliding chute 33, and the second guide rod 32 is slidably connected inside the second sliding chute 34;

specifically, the first guide rod 31 and the second guide rod 32 are matched, so that the horizontal end guard plate 23 and the lateral guard plate 24 are not inclined in the sliding process;

as shown in fig. 4, the diameter of the first guide bar 31 is larger than that of the second guide bar 32;

as shown in fig. 6, the upper ends of the end-direction guard plate 23 and the side-direction guard plate 24 are both provided with an avoidance groove 36 adapted to the connecting rod, one end of the bottom of the second chute 34 is provided with an arc-shaped clearance groove 35 adapted to the second guide rod 32, and both ends of the two end-direction guard plates 23 and the two side-direction guard plates 24 are both obliquely provided with a blocking surface 37;

specifically, the end protection plate 23 and the side protection plate 24 in the horizontal state are pulled outwards in the direction away from the balance main body 10, after the end protection plate 23 and the side protection plate 24 move for the maximum stroke, the arc-shaped clearance groove 35 is located at the lower end of the second guide rod 32, the end protection plate 23 and the side protection plate 24 are rotated, the end protection plate 23 and the side protection plate 24 rotate by taking the first guide rod 31 as the axis, meanwhile, the second guide rod 32 passes through the arc-shaped clearance groove 35 and no longer forms a limit on the end protection plate 23 and the side protection plate 24, and further the end protection plate 23 and the side protection plate 24 in the horizontal state rotate to be in the vertical state;

as shown in fig. 5 and 7, the ends of the two lateral guard plates 24, which are far away from each other, are rotatably connected with a buckle plate 41, the ends of the two lateral guard plates 23, which are far away from each other, are fixed with a T-shaped pin 42, a U-shaped slot 43 is formed in the buckle plate 41, and the U-shaped slot 43 is matched with the T-shaped pin 42;

specifically, when the end guard plate 23 and the side guard plate 24 are both in a vertical state, the buckle plate 41 is rotated to enable the T-shaped pin rod 42 to be clamped inside the U-shaped clamping groove 43, and the end guard plate 23 and the side guard plate 24 are spliced through the matching of the buckle plate 41 and the T-shaped pin rod 42;

as shown in fig. 7, the lower ends of the two lateral protection plates 24 are rotatably connected with top protection plates 51, wherein one end of one top protection plate 51 is fixed with a plurality of magnets 52, one end of the other top protection plate 51 is provided with a positioning hole matched with the magnets 52, the magnets 52 can be inserted into the positioning hole, and the inside of the lateral protection plate 24 is provided with a top plate avoiding groove 44 matched with the top protection plate 51;

furthermore, the lateral guard plate 24 and the top guard plate 51 are in transition fit, so that the top guard plate 51 is prevented from rotating;

specifically, when the end guard plates 23 and the side guard plates 24 are both in a vertical state, the top guard plate 51 is also in a vertical state along with the side guard plates 24, the top guard plate 51 is rotated, so that the top guard plate 51 is rotated from the vertical state to a horizontal state, the top guard plate 51 is pushed, the top guard plate 51 penetrates through the top plate avoiding groove 44, after the two top guard plates 51 are attached to each other, the magnet 52 is inserted into the positioning hole, the two top guard plates 51 are spliced together through the adsorption characteristic of the magnet 52, and the upper end of the balance main body 10 is protected through the matching of the two top guard plates 51;

as shown in fig. 8, the lower end of the top guard plate 51 is provided with a handle groove 53;

specifically, the handle slot 53 facilitates pushing and pulling the top end guard plate 51, and facilitates operation of the top end guard plate 51.

The working principle of the utility model is as follows:

referring to fig. 9-11, when the balance body 10 needs to be protected, the horizontal end guard plate 23 and the lateral guard plate 24 are respectively pulled out, and then the end guard plate 23 and the lateral guard plate 24 are respectively rotated, so that the horizontal end guard plate 23 and the lateral guard plate 24 are rotated to be vertical, the buckle plate 41 is rotated, the buckle plate 41 is clamped with the T-shaped pin rod 42, the end guard plate 23 and the lateral guard plate 24 are spliced through the buckle plate 41, the top guard plate 51 is rotated to be horizontal, the top guard plate 51 is pushed, the two top guard plates 51 are moved to be close to each other and spliced, and the balance body 10 is protected through the mutual matching of the end guard plate 23, the lateral guard plate 24 and the top guard plate 51;

when the balance main body 10 needs to be used, the protection mechanism 20 is folded, so that the end guard plate 23, the side guard plate 24 and the top guard plate 51 are all accommodated at the bottom of the balance main body 10, and the influence on the normal use of the balance main body 10 is avoided.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that those skilled in the art can make various improvements and modifications without departing from the principle of the present invention, and these improvements and modifications should also be construed as the protection scope of the present invention. Structures, devices, and methods of operation not specifically described or illustrated herein are generally practiced in the art without specific recitation or limitation.

Claims (7)

1. A precision balance with a protector, comprising a balance body (10), characterized in that: the lower end of the balance main body (10) is provided with a protection mechanism (20), the protection mechanism (20) is used for protecting the balance main body (10), the protection mechanism (20) comprises a lower bottom plate (21), a plurality of guide upright posts (22), two end-direction guard plates (23), two side guard plates (24) and an upper bottom plate (25), the lower bottom plate (21) is positioned at the lower end of the balance main body (10), the guide upright posts (22) are respectively fixed at four end corners of the top of the lower bottom plate (21), the two end-direction guard plates (23) and the two side guard plates (24) are respectively connected between the guide upright posts (22) in a sliding manner, the sliding directions of the end direction protection plate (23) and the side direction protection plate (24) are crossed and vertical, the upper base plate (25) is fixed among the guide columns (22) through connecting rods, and the upper base plate (25) is fixedly connected with the balance main body (10).

2. The precision balance with guard according to claim 1, wherein: two adjacent one end that guide post (22) are close to each other all is fixed with first guide bar (31) and second guide bar (32), first spout (33) and second spout (34) have all been seted up to the both sides of end to backplate (23) and the both ends of side direction backplate (24), first guide bar (31) sliding connection is in the inside of first spout (33), second guide bar (32) sliding connection is in the inside of second spout (34).

3. The precision balance with guard according to claim 2, wherein: the diameter of the first guide rod (31) is larger than that of the second guide rod (32).

4. The precision balance with guard according to claim 2, wherein: the end all sets up the recess (36) of dodging with the connecting rod looks adaptation to the upper end of backplate (23) and side direction backplate (24), the arc of offering with second guide bar (32) looks adaptation lets dead slot (35) is seted up to the one end of second spout (34) bottom, two the end is all inclined to the one end that backplate (23) are close to each other and the one end that two side direction backplate (24) are close to each other and is seted up and prevent keeping off face (37).

5. The precision balance with guard according to claim 1, wherein: two the one end that side direction backplate (24) kept away from each other all rotates and is connected with buckle (41), two the one end that the end kept away from each other to backplate (23) all is fixed with T shape pin pole (42), U-shaped draw-in groove (43) have been seted up to the inside of buckle (41), just U-shaped draw-in groove (43) and T shape pin pole (42) looks adaptation.

6. The precision balance with guard according to claim 1, wherein: two the lower extreme of side direction backplate (24) all rotates and is connected with top backplate (51), wherein, one the one end of top backplate (51) is fixed with a plurality of magnet (52), wherein, another one the locating hole with magnet (52) looks adaptation is seted up to the one end of top backplate (51), magnet (52) can peg graft in the inside of locating hole, the roof of seting up with top backplate (51) looks adaptation in the inside of side direction backplate (24) dodges groove (44).

7. The precision balance with guard according to claim 6, wherein: the lower end of the top end guard plate (51) is provided with a handle buckling groove (53).

Images