CN212059067U

CN212059067U - Balance with sealing structure

Info

Publication number: CN212059067U
Application number: CN202020664254.4U
Authority: CN
Inventors: 赵青松; 陈登佑; 惠华强; 吴刚; 郑绍文
Original assignee: Mettler Toledo Changzhou Measurement Technology Ltd; Mettler Toledo Changzhou Precision Instruments Ltd
Current assignee: Mettler Toledo Changzhou Measurement Technology Ltd; Mettler Toledo Changzhou Precision Instruments Ltd
Priority date: 2020-04-27
Filing date: 2020-04-27
Publication date: 2020-12-01
Anticipated expiration: 2030-04-27
Also published as: WO2021218870A1

Abstract

The utility model provides a balance with seal structure, it includes the balance body, sensor module, seal assembly and fixed baseplate, sensor module installs on the fixed baseplate, seal assembly with the balance body coupling forms a hollow cavity, sensor module seals in the cavity. The utility model discloses an increase protection device in weighing sensor and relevant parts periphery to realize that weighing sensor and relevant parts are easy clean/wash the purpose, help improving the application range of the product of weighing. Due to the adoption of the integral sealing technology, dust and dirt cannot enter the space of the sensor and peripheral parts, and due to the adoption of the design of easy cleaning, the weighing equipment can be cleaned and cleaned by a user conveniently.

Description

Balance with sealing structure

Technical Field

The utility model relates to a weighing-appliance field, in particular to scale with seal structure.

Background

In the field of weighing equipment, in the process of using the weighing equipment by a customer, due to the structural reason of a weighing sensor, the weighing sensor and related equipment are difficult to clean and clean, so that the application situations of bad sanitation, pollution and the like are caused, and particularly, the influence is serious in the application occasions with high sanitary requirements.

Fig. 1 is a schematic view of a conventional structure of a weighing apparatus of the prior art. As shown in fig. 1, the conventional structure of the weighing apparatus presents the following drawbacks (for hygienic applications):

firstly, dust and dirt can enter the area A: in the gap between the sensor 10 and the mounting top plate 20;

secondly, dust and dirt can enter the area B: the support connecting piece 11 of the sensor 10 (some connecting pieces are screw rods, and some connecting pieces are rocking column structures shown in the upper drawing);

thirdly, dust, dirt may enter the area C: this is the strain region of the sensor 10, which may be a bowl-like structure.

After dust and dirt enter the area of the weighing equipment, the weighing equipment is very difficult to clean and clean, and the problems of poor sanitation, pollution and the like are easily caused.

In view of the above technical problems, those skilled in the art have developed the structure of the weighing apparatus in order to overcome the above technical problems.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a balance with seal structure in order to overcome weighing-appliance tradition structure among the prior art and be difficult to clean, abluent defect.

The utility model discloses a solve above-mentioned technical problem through following technical scheme:

the utility model provides a balance with seal structure, its characterized in that, balance with seal structure includes the balance body, sensor module, seal assembly and fixed baseplate, sensor module installs on the fixed baseplate, seal assembly with the balance body coupling forms a hollow cavity, sensor module seals up in the cavity.

According to the utility model discloses an embodiment, seal assembly includes a casing and first sealing member, the upper end of casing with the lower terminal surface of the balance body is connected, a through-hole has been seted up to the bottom of casing, fixed baseplate extends into in the through-hole, just the through-hole with through first sealing member sealing connection between the fixed baseplate.

According to the utility model discloses an embodiment, seal assembly includes a casing, the upper end of casing with the lower terminal surface of the balance body is connected, a through-hole has been seted up to the bottom of casing, the unable adjustment base extends into in the through-hole, just the through-hole with through glue sealing connection between the unable adjustment base.

According to an embodiment of the utility model, the sensor subassembly includes sensor and sensor connecting piece, the sensor passes through the sensor connecting piece is installed on the fixed baseplate.

According to an embodiment of the invention, the sensor connection is a rocker or a threaded connection.

According to the utility model discloses an embodiment, fixed baseplate includes support and support connecting piece, the support connecting piece is fixed on the support, the support connecting piece stretches into in the through-hole, the sensor connecting piece is installed on the support connecting piece.

According to the utility model discloses an embodiment, first sealing member is the sealing sleeve spare, the one end of sealing sleeve spare with the outward flange of through-hole is connected, the other end with the support connecting piece is connected.

According to the utility model discloses an embodiment, sealed external member is the silica gel spare, the both ends of silica gel spare respectively with the outward flange of through-hole support connecting piece elastic connection.

According to an embodiment of the present invention, the support is a fixed support or a module base.

According to an embodiment of the present invention, a second sealing member is provided between the upper end of the housing and the lower end surface of the scale body, and is connected by a bolt.

According to the utility model discloses an embodiment, the casing adopts punching press mode integrated into one piece.

According to an embodiment of the present invention, the sealing sleeve is a silicone member.

The utility model discloses an actively advance the effect and lie in:

the utility model discloses balance with seal structure is through increasing protection device in weighing sensor and relevant part periphery to realize that weighing sensor and relevant part are easy clean/wash the purpose, help improving the application range of the product of weighing. Due to the adoption of the integral sealing technology, dust and dirt cannot enter the space of the sensor and peripheral parts, and due to the adoption of the design of easy cleaning, the weighing equipment can be cleaned and cleaned by a user conveniently.

Drawings

The above and other features, properties and advantages of the present invention will become more apparent from the following description of the embodiments with reference to the accompanying drawings, in which like reference numerals refer to like features throughout, and in which:

fig. 1 is a schematic view of a conventional structure of a weighing apparatus of the prior art.

Fig. 2 is a schematic structural diagram of the balance with a sealing structure of the present invention.

[ reference numerals ]

Sensor

10, 210

Mounting the roof panel 20

Support connection

11, 420

Scale body 100

Sensor assembly 200

Seal assembly 300

Fixed base 400

Cavity D

Housing 310

First seal 320

Via 311

Sensor connector 220

Support 410

Second seal 500

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.

Embodiments of the present invention will now be described in detail with reference to the accompanying drawings. Reference will now be made in detail to the preferred embodiments of the present invention, examples of which are illustrated in the accompanying drawings. Wherever possible, the same reference numbers will be used throughout the drawings to refer to the same or like parts.

Further, although the terms used in the present invention are selected from publicly known and used terms, some of the terms mentioned in the description of the present invention may be selected by the applicant at his or her discretion, the detailed meanings of which are described in relevant parts of the description herein.

Furthermore, it is required that the present invention is understood, not simply by the actual terms used but by the meaning of each term lying within.

As shown in fig. 2, the utility model discloses a balance with seal structure, it includes the balance body 100, sensor module 200, seal assembly 300 and fixed baseplate 400, installs sensor module 200 on fixed baseplate 400, and seal assembly 300 and balance body 100 are connected, form a hollow cavity D, seal sensor module 300 in cavity D.

Preferably, the sealing assembly 300 includes a housing 310 and a first sealing member 320, the upper end of the housing 310 is connected to the lower end surface of the scale body 100, a through hole 311 is formed at the bottom of the housing 310, the fixing base 400 extends into the through hole 311, and the through hole 311 and the fixing base 400 are connected in a sealing manner through the first sealing member 320.

Alternatively, the sealing assembly 300 includes a housing 310, the upper end of the housing 310 is connected to the lower end surface of the scale body 100, a through hole 311 is formed at the bottom of the housing 310, the fixing base 400 extends into the through hole 311, and the through hole 311 and the fixing base 400 are connected by glue in a sealing manner.

Further, the sensor assembly 200 includes a sensor 210 and a sensor connector 220, and the sensor 210 is mounted on the fixed base 400 through the sensor connector 220. The sensor connection may here preferably be a rocker or a screw connection.

Preferably, the fixed base 400 includes a holder 410 and a holder coupler 420, the holder coupler 420 being fixed to the holder 410, the holder coupler 420 being extended into the through-hole 311, and the sensor coupler 220 being mounted on the holder coupler 420.

The first sealing member 320 is preferably a sealing sleeve having one end connected to the outer edge of the through hole 311 and the other end connected to the holder connector 420. The support 410 may preferably be a fixed support or a module base. The first seal 320 (i.e., seal set) may preferably be a silicone piece. And two ends of the silica gel piece are respectively and elastically connected with the outer edge of the through hole and the support connecting piece.

A second seal 500 is provided between the upper end of the housing 310 and the lower end surface of the scale body 100, and is connected by a bolt. The scale body 100 in this embodiment is preferably an upper scale body or a module top plate.

In accordance with the above description, the housing 310 of the present embodiment is a unitary sealing structure, and may preferably be integrally formed by stamping, leaving only a bottom hole for access to the seat connector 420. The second sealing member 500 may be bolted to connect the housing 310 and the second sealing member 500 to the scale body 100.

The utility model discloses scale with seal structure seals the sensor in an inner chamber, nevertheless leaves a through-hole for the sensor connecting piece (can be rocking post or threaded connection) is connected with fixed baseplate. The fixed base can be clamped at the through hole by a soft sealing sleeve, and finally the sensor is sealed in the inner cavity. The sealing sleeve is easy to replace, and due to the soft texture and structure, weighing precision is not affected.

The utility model discloses the balance utensil with seal structure improves through these following structures, can realize conveniently wasing effectively:

the shell and the scale body can be detached, and the sensor can be installed on the scale body firstly;

the shell can be made of stamping parts, and each connecting surface can be in fillet transition, so that the shell is convenient to clean;

thirdly, the shell and the scale body are connected by a second sealing element (such as a rubber element);

and fourthly, the weighing cannot be influenced, so that the shell and the support connecting piece cannot be fixedly connected. A silicone piece of such a soft, non-affecting weighing result of the sealing sleeve can be used. The silica gel piece is easy to be cleaned or replaced after being disassembled;

thus, the entire sensor is sealed in the housing. Meanwhile, the scale with the sealing structure can also carry out normal weighing. When cleaning, only the shell part of the shell and the sealing sleeve part are needed to be cleaned.

To sum up, the utility model discloses balance with seal structure is through increasing protection device in weighing sensor and relevant part periphery to realize that weighing sensor and relevant part are easy clean/wash the purpose, help improving the application range of the product of weighing. Due to the adoption of the integral sealing technology, dust and dirt cannot enter the space of the sensor and peripheral parts, and due to the adoption of the design of easy cleaning, the weighing equipment can be cleaned and cleaned by a user conveniently.

Although particular embodiments of the present invention have been described above, it will be appreciated by those skilled in the art that these are examples only and that the scope of the present invention is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the spirit and scope of the invention, and these changes and modifications are all within the scope of the invention.

Claims

1. The utility model provides a balance with seal structure, its characterized in that, balance with seal structure includes the balance body, sensor module, seal assembly and fixed baseplate, sensor module installs on the fixed baseplate, seal assembly with the balance body coupling forms a hollow cavity, sensor module seals up in the cavity.

2. The scale with sealing structure of claim 1, wherein the sealing assembly comprises a housing and a first sealing element, the upper end of the housing is connected to the lower end surface of the scale body, a through hole is formed in the bottom of the housing, the fixing base extends into the through hole, and the through hole and the fixing base are connected in a sealing manner through the first sealing element.

3. The scale with sealing structure of claim 1, wherein said sealing assembly comprises a housing, the upper end of said housing is connected to the lower end surface of said scale body, a through hole is formed in the bottom of said housing, said fixing base extends into said through hole, and said through hole and said fixing base are connected by glue.

4. The scale with a sealing structure of claim 2, wherein said sensor assembly includes a sensor and a sensor attachment, said sensor being mounted on said stationary base by said sensor attachment.

5. The scale with a sealing structure of claim 3, wherein said sensor assembly includes a sensor and a sensor attachment, said sensor being mounted on said stationary base by said sensor attachment.

6. The scale with a sealing structure of claim 4 or 5, wherein the sensor attachment is a rocker column or a threaded attachment.

7. The scale with a sealing structure of claim 4, wherein the stationary base includes a support and a support attachment, the support attachment being secured to the support, the support attachment extending into the through-hole, the sensor attachment being mounted on the support attachment.

8. The scale with a sealing structure of claim 5, wherein the stationary base includes a support base and a support base attachment, the support base attachment being secured to the support base, the support base attachment extending into the through-hole, the sensor attachment being mounted to the support base attachment.

9. The scale with a sealing structure of claim 7, wherein the first sealing member is a sealing sleeve, one end of the sealing sleeve is connected to an outer edge of the through hole, and the other end of the sealing sleeve is connected to the support connector.

10. The scale with a sealing structure of claim 9, wherein the sealing sleeve is a silicone member, and both ends of the silicone member are respectively elastically connected to the outer edge of the through hole and the support connecting member.

11. The scale with a sealing structure of claim 7 or 8, wherein the support is a fixed support or a module base.

12. The scale with a sealing structure of claim 2, wherein a second sealing member is provided between the upper end of the housing and the lower end surface of the scale body and is connected by a bolt.

13. The scale with a sealing structure of claim 12, wherein said housing is integrally formed using stamping.