CN201255656Y

CN201255656Y - Full cover type protection buffering type electronic scale

Info

Publication number: CN201255656Y
Application number: CNU200820164058XU
Authority: CN
Inventors: 翁建明; 孟如荣; 罗伏隆
Original assignee: Individual
Current assignee: Individual
Priority date: 2008-09-04
Filing date: 2008-09-04
Publication date: 2009-06-10
Anticipated expiration: 2018-09-04

Abstract

The utility model discloses an all-cover protective buffer electronic scale which comprises an upper scale; the lower part of the upper scale supports and is connected with a middle scale; the bottom of the middle scale supports and is connected with a basic part; pre-embedded parts are distributed around the basic part; at least two side edges of the surface of the upper scale are provided with cover plates which are inclined to the outer side; an inward die cavity is arranged between the cover plates; the die cavity can be covered with the outer border of the pre-embedded parts; at least two sets of buffer devices are arranged between the upper scale and the middle scale; the four edges of the surface of the scale are provided with inclined cover plates which have simple structure, are convenient to be loaded, can effectively prevent impurities from entering into a scale pit and improve the cleanness of tools; buffer components arranged in the four corners of the bottom end adopts double-spring structures with inlaid outer covers, and the spring design of positive and negative rotating directions effectively improves the anti-shock and buffering effect of the tools; the middle scale is also arranged between the basic part and the upper scale; the weighing sensor below the middle scale can sense uniformly, and measure accurately and sensitively.

Description

Full cover type protection buffering type electronic scale

Technical field

The utility model relates to the technical field of Weighing utensil, particularly a kind of full cover type protection buffering type electronic scale.

Background technology

Present plain type electronic scales, the weighing platform face of its scale body is concordant with basis around the scale hole, and 10 millimeters to 20 millimeters slits are arranged.This structure can cause foreign material on the weighing platform face and dust etc. by meeting the crack to fall into the scale hole; Foreign material can cause the frequent jam of scale body, have influence on metering performance and accuracy; Therefore, the maintainer must often enter scale hole and clears up and safeguard.

Moreover general ordinary electronic scale, form support mechanism by single scale body, the weighing platform bearing capacity is directly delivered to LOAD CELLS.When carrier was hit, its impulsive force was directly passed to sensor, caused sensor to damage easily.The electronic scales of band buffer gear is also arranged, and is Chinese utility model patent " buffering the electronic scales " (notification number: CN2656961Y) this type of design is arranged of ZL03248659.6 as number of patent application; The scale frame is installed on the scale hole that has the slotting firmware in limit, scale hole and limiting plate and limit skateboard; Stop is installed around the scale frame; Vertical spacing top board and sensor pressure head are installed in four jiaos of scale frame; The scale frame is placed on the LOAD CELLS by the sensor pressure head; Scale covers on the minibuffer device and big impact damper that is placed on the scale frame; Chain is cared for scale lid and scale hole end chain lower fixed slab together, and the scale lid is not removed because of the external force effect.The weight that is positioned over the object of weighing that scale covers passes on the scale frame through impact damper, and scale frame power transmission is again given LOAD CELLS, and LOAD CELLS converts weight to electric signal and is transferred on the electronic-weighing instrument of pulpit by signal transmssion line, and weight is shown.This structure is not provided with at four edges of scale lid can the dustproof cover body, and the foreign material of periphery easily enter in the basis, causes the shortening in out of control and serviceable life of the accuracy of whole utensil; The design of scale lid is to float on the scale frame, and both do not add fixing constraint mechanism, and the chain that only depends on the bottom to hang connects, and the stationkeeping of its scale lid is not good.

Summary of the invention

Technical problem to be solved in the utility model is the present situation at prior art, provide a kind of simple in structure, load convenient, antidetonation good buffer effect and the accuracy of metering and highly sensitive full cover type protection buffering type electronic scale.

The utility model solves the problems of the technologies described above the technical scheme that is adopted: full cover type protection buffering type electronic scale, comprise the scale body, should go up scale body lower support and be connected with middle scale body, the bottom support of middle scale body is connected with basic part, be equipped with built-in fitting around this basic part, the table top body that last scale system has dual side-edge at least is formed with the die cavity body of indent along disposing the cover plate that is in tilted layout laterally between the cover plate, this die cavity physical efficiency is covered with mutually with the outer border of built-in fitting; Pad is provided with at least two group snubber assemblys between last scale body and the middle scale body.

The measure of taking also comprises:

Above-mentioned surrounding of going up scale body table top body is along all being shaped on cover plate, and the table top body horizontal sextant angle value scope of this cover plate and last scale body is that 40 degree are to 60 degree.

The table top body horizontal sextant angle value of above-mentioned cover plate and last scale body is 50 degree; The top periphery of above-mentioned built-in fitting is protected the hole plate along disposing, and this protects the hole plate and matches with the die cavity body of cover plate formation.

Above-mentioned snubber assembly is at least three groups, and is arranged on the scale body bottom corner edge; Every group of snubber assembly includes at least two covers Buffer Unit mutually arranged side by side.

Above-mentioned snubber assembly is four groups, and is arranged in scale body bottom four arms of angle along last; The Buffer Unit that every group of snubber assembly includes is six covers, and each Buffer Unit includes first spring part of at least one helical structure.

First spring part that above-mentioned Buffer Unit includes is one, and the inner chamber of this first spring part is embedded with second spring part of at least one helical structure; The thread rotary orientation of second spring part is opposite with the thread rotary orientation of first spring part.

First kind of technical scheme of above-mentioned spring rotation direction is: second spring part that above-mentioned first spring part is embedded with is one; The thread rotary orientation of first spring part is left-handed; Correspondingly, the thread rotary orientation of the second above-mentioned spring part is dextrorotation.

Second kind of technical scheme of above-mentioned spring rotation direction is: second spring part that above-mentioned first spring part is embedded with is one; The thread rotary orientation of first spring part is dextrorotation; Correspondingly, the thread rotary orientation of the second above-mentioned spring part is left-handed.

Be equipped with at least five connecting links between above-mentioned last scale body and the middle scale body, and at least one end of each connecting link is connected with nut body.

The bottom support of scale body is connected with LOAD CELLS in above-mentioned, and this LOAD CELLS is installed on the basic part; Be fitted with the overload stop on the scale body in above-mentioned, and this overload stop matches with the described scale body of going up.

Compared with prior art, the utility model comprises the scale body, should go up scale body lower support and be connected with middle scale body, the bottom support of middle scale body is connected with basic part, be equipped with built-in fitting around this basic part, the table top body that last scale system has dual side-edge at least is formed with the die cavity body of indent along disposing the cover plate that is in tilted layout laterally between the cover plate, this die cavity physical efficiency is covered with mutually with the outer border of built-in fitting; Pad is provided with at least two group snubber assemblys between last scale body and the middle scale body.Advantage of the present utility model is: at the cover plate that the configuration of four edges of weighing platform face tilts to install, it is simple in structure, and it is convenient to load, and can effectively avoid foreign material to enter the scale hole, has improved the cleaning of utensil; The four jiaos of Buffer Units that disposed in bottom have adopted the embedded dual spring structure of overcoat, its positive and reverse return to spring design, effectively strengthened the antidetonation buffering effect of utensil; Scale body during also pad is established between the basic and last scale body, its induction of the LOAD CELLS under the middle scale body is well-balanced, has guaranteed the accuracy and the sensitivity of the metering of whole utensil.

Description of drawings

Fig. 1 is vertical cross-sectional schematic of the utility model embodiment;

Fig. 2 is the schematic top plan view of Fig. 1;

Fig. 3 is that synoptic diagram is looked on the left side of Fig. 1;

Fig. 4 is the local enlarged diagram at A place among Fig. 1;

Fig. 5 is the local enlarged diagram at B place among Fig. 3;

Fig. 6 is the vertical cross-sectional schematic that goes up the scale body among Fig. 1;

Fig. 7 is the schematic top plan view of Fig. 6;

Fig. 8 is that synoptic diagram is looked on the left side of Fig. 6;

Fig. 9 is the local enlarged diagram at B place among Fig. 8.

Embodiment

Embodiment describes in further detail the utility model below in conjunction with accompanying drawing.

To shown in Figure 9, figure grade is described as follows as Fig. 1: go up scale body 1, table top body 11, cover plate 12, die cavity body 12a, middle scale body 2, basic part 3, built-in fitting 31 protects hole plate 32, snubber assembly 4, the first spring parts 41, the second spring parts 42, Buffer Unit 43, connecting link 5, nut body 51, LOAD CELLS 6, overload stop 7.

The utility model embodiment one, full cover type protection buffering type electronic scale, comprise scale body 1, should go up scale body 1 lower support and be connected with middle scale body 2, the bottom support of scale body 2 is connected with basic part 3 in being somebody's turn to do, and is equipped with built-in fitting 31 around this basic part 3, and the table top body 11 that last scale body 1 is shaped on disposes the cover plate 12 that is in tilted layout laterally in the dual side-edge edge at least, be formed with the die cavity body 12a of indent between the cover plate 12, this die cavity body 12a can be covered with mutually with the outer border of built-in fitting 31; Pad is provided with at least two group snubber assemblys 4 between described scale body 1 and the middle scale body 2.

Present embodiment is achieved in that the surrounding of scale body 1 table top body 11 along all being shaped on cover plate 12, and this cover plate 12 is that 40 degree are to 60 degree with the table top body 11 horizontal sextant angle value scopes of last scale body 1.Generally speaking, cover plate 12 is 50 degree with the table top body 11 horizontal sextant angle values of last scale body 1; The top periphery of built-in fitting 31 is protected hole plate 32 along disposing, and this protects hole plate 32 and matches with the die cavity body 12a of cover plate 12 formation.

Snubber assembly 4 is at least three groups, and is arranged on the scale body 2 bottom corner edges; Every group of snubber assembly 4 includes at least two covers Buffer Unit 43 mutually arranged side by side.General snubber assembly 4 is four groups, and is arranged in scale body 2 bottoms four arms of angle along last; The Buffer Unit 43 that every group of snubber assembly 4 includes is six covers, and each Buffer Unit 43 includes first spring part 41 of at least one helical structure.

First spring part 41 that Buffer Unit 43 includes is one, and the inner chamber of this first spring part 41 is embedded with second spring part 42 of at least one helical structure; The thread rotary orientation of second spring part 42 is opposite with the thread rotary orientation of described first spring part 41.Second spring part 42 that first spring part 41 is embedded with is one; The thread rotary orientation of first spring part 41 is left-handed; Correspondingly, the thread rotary orientation of second spring part 42 is dextrorotation.

Be equipped with at least five connecting links 5 between last scale body 1 and the middle scale body 2, and at least one end of each connecting link 5 is connected with nut body 51.The bottom support of middle scale body 2 is connected with LOAD CELLS 6, and this LOAD CELLS 6 is installed on the basic part 3; Be fitted with overload stop 7 on the middle scale body 2, and this overload stop 7 matches with last scale body 1.

The utility model embodiment two, full cover type protection buffering type electronic scale, comprise scale body 1, should go up scale body 1 lower support and be connected with middle scale body 2, the bottom support of scale body 2 is connected with basic part 3 in being somebody's turn to do, and is equipped with built-in fitting 31 around this basic part 3, and the table top body 11 that last scale body 1 is shaped on disposes the cover plate 12 that is in tilted layout laterally in the dual side-edge edge at least, be formed with the die cavity body 12a of indent between the cover plate 12, this die cavity body 12a can be covered with mutually with the outer border of built-in fitting 31; Pad is provided with at least two group snubber assemblys 4 between described scale body 1 and the middle scale body 2.

First spring part 41 that Buffer Unit 43 includes is one, and the inner chamber of this first spring part 41 is embedded with second spring part 42 of at least one helical structure; The thread rotary orientation of second spring part 42 is opposite with the thread rotary orientation of described first spring part 41.Second spring part 42 that first spring part 41 is embedded with is one; The thread rotary orientation of first spring part 41 is dextrorotation; Correspondingly, the thread rotary orientation of second spring part 42 is left-handed.Be equipped with at least five connecting links 5 between last scale body 1 and the middle scale body 2, and at least one end of each connecting link 5 is connected with nut body 51.The bottom support of middle scale body 2 is connected with LOAD CELLS 6, and this LOAD CELLS 6 is installed on the basic part 3; Be fitted with overload stop 7 in described on the scale body 2, and this overload stop 7 matches with the described scale body 1 of going up.

Advantage of the present utility model is: at the cover plate that the configuration of four edges of weighing platform face tilts to install, it is simple in structure, and it is convenient to load, and can effectively avoid foreign material to enter the scale hole, has improved the cleaning of utensil; The four jiaos of Buffer Units that disposed in bottom have adopted the embedded dual spring structure of overcoat, its positive and reverse return to spring design, effectively strengthened the antidetonation buffering effect of utensil; Scale body during also pad is established between the basic and last scale body, its induction of the LOAD CELLS under the middle scale body is well-balanced, has guaranteed the accuracy and the sensitivity of the metering of whole utensil.

Most preferred embodiment of the present utility model is illustrated, and various variations or the remodeling made by those of ordinary skills can not break away from scope of the present utility model.

Claims

1, full cover type protection buffering type electronic scale, comprise scale body (1), described scale body (1) lower support that goes up is connected with middle scale body (2), the bottom support of scale body (2) is connected with basic part (3) in described, be equipped with built-in fitting (31) around this basic part (3), it is characterized in that: the table top body (11) that described upward scale body (1) is shaped on disposes the cover plate (12) that is in tilted layout laterally in the dual side-edge edge at least, be formed with the die cavity body (12a) of indent between the described cover plate (12), this die cavity body (12a) can be covered with mutually with the outer border of built-in fitting (31); Pad is provided with at least two group snubber assemblys (4) between described upward scale body (1) and the middle scale body (2).

2, full cover type protection buffering type electronic scale according to claim 1, it is characterized in that: described surrounding of going up scale body (1) table top body (11) is along all being shaped on cover plate (12), and this cover plate (12) is that 40 degree are to 60 degree with table top body (11) the horizontal sextant angle value scope of last scale body (1).

3, full cover type protection buffering type electronic scale according to claim 2 is characterized in that: described cover plate (12) is 50 degree with table top body (11) the horizontal sextant angle value of last scale body (1); The top periphery of described built-in fitting (31) is protected hole plate (32) along disposing, and this protects hole plate (32) and matches with the die cavity body (12a) of described cover plate (12) formation.

4, full cover type protection buffering type electronic scale according to claim 3 is characterized in that: described snubber assembly (4) is at least three groups, and is arranged on scale body (2) the bottom corner edge; Every group of described snubber assembly (4) includes at least two covers Buffer Unit (43) mutually arranged side by side.

5, full cover type protection buffering type electronic scale according to claim 4 is characterized in that: described snubber assembly (4) is four groups, and is arranged in scale body (2) bottom four arms of angle along last; The Buffer Unit (43) that every group of described snubber assembly (4) includes is six covers, and each described Buffer Unit (43) includes first spring part (41) of at least one helical structure.

6, full cover type protection buffering type electronic scale according to claim 5, it is characterized in that: first spring part (41) that described Buffer Unit (43) includes is one, and the inner chamber of this first spring part (41) is embedded with second spring part (42) of at least one helical structure; The thread rotary orientation of described second spring part (42) is opposite with the thread rotary orientation of described first spring part (41).

7, full cover type protection buffering type electronic scale according to claim 6 is characterized in that: second spring part (42) that described first spring part (41) is embedded with is one; The thread rotary orientation of described first spring part (41) is left-handed; Correspondingly, the thread rotary orientation of described second spring part (42) is dextrorotation.

8, full cover type protection buffering type electronic scale according to claim 6 is characterized in that: second spring part (42) that described first spring part (41) is embedded with is one; The thread rotary orientation of described first spring part (41) is dextrorotation; Correspondingly, the thread rotary orientation of described second spring part (42) is left-handed.

9, according to claim 7 or 8 described full cover type protection buffering type electronic scales, it is characterized in that: described going up between scale body (1) and the middle scale body (2) is equipped with at least five connecting links (5), and at least one end of each described connecting link (5) is connected with nut body (51).

10, full cover type protection buffering type electronic scale according to claim 9 is characterized in that: the bottom support of scale body (2) is connected with LOAD CELLS (6) in described, and this LOAD CELLS (6) is installed on the basic part (3); Be fitted with overload stop (7) in described on the scale body (2), and this overload stop (7) matches with the described scale body (1) of going up.