CN216770771U

CN216770771U - Weighing instrument shell with waterproof structure and weighing instrument comprising same

Info

Publication number: CN216770771U
Application number: CN202122969457.1U
Authority: CN
Inventors: 丁洁
Original assignee: Ohaus Instruments Changzhou Co Ltd
Current assignee: Ohaus Instruments Changzhou Co Ltd
Priority date: 2021-11-30
Filing date: 2021-11-30
Publication date: 2022-06-17
Anticipated expiration: 2031-11-30

Abstract

The utility model provides a weighing instrument shell with a waterproof structure and a weighing instrument comprising the same, wherein the weighing instrument shell comprises a front shell, a rear shell and a front shell waterproof ring, a first clamping groove is formed in the lower end part of the front shell, the front shell waterproof ring is installed in the first clamping groove, the rear shell and the front shell are mutually buckled and fixed, and the front shell waterproof ring is tightly pressed by the upper end part of the rear shell, so that the front shell and the rear shell are tightly sealed. The sealing structure with different structures is adopted, the weighing instrument shell is effectively sealed, the waterproof effect is good, the service life of the product is prolonged, the later maintenance and use are facilitated, and the wide applicability is realized. Take waterproof construction's instrument casing of weighing can effectively improve water-proof effects, also does not influence normal dismouting option simultaneously.

Description

Take waterproof construction's weighing instrument casing and including its weighing instrument

Technical Field

The utility model relates to the field of weighing instruments, in particular to a weighing instrument shell with a waterproof structure and a weighing instrument comprising the same.

Background

In the field of weighing instruments, a waterproof mechanism of the existing plastic instrument is mainly formed by adding sealing rubber between a front shell and a rear shell, and the shape of the waterproof mechanism is regular. However, under the condition that need often tear lid installation battery and option open, water-proof effects is relatively poor, can cause electronic components's damage after steam gets into, influences the instrument and normally uses.

However, due to the special environment and requirements of the weighing meter, it is necessary to seal the meter and it is desirable to be able to mount and dismount the option without affecting the normal operation.

Based on this, the present inventors have designed a weighing instrument housing with a waterproof structure and a weighing instrument including the same, in order to overcome the above technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects that in the prior art, a weighing instrument shell is poor in waterproof performance, water vapor is easy to enter to cause damage to electronic components and the like, and provides the weighing instrument shell with the waterproof structure and the weighing instrument comprising the weighing instrument shell.

The utility model solves the technical problems through the following technical scheme:

the utility model provides a take meter housing of weighing of waterproof construction, its characterized in that, meter housing of weighing includes procapsid, back casing and the waterproof circle of preceding casing, the lower tip of procapsid is provided with first draw-in groove, the waterproof circle of preceding casing is installed in the first draw-in groove, back casing with the mutual lock of procapsid is fixed, the upper end of back casing compresses tightly the waterproof circle of preceding casing makes the procapsid with back casing seals tightly really.

According to one embodiment of the utility model, the lower end part of the front shell is provided with a mounting part which extends downwards and protrudes, a structure of the first clamping groove is formed between the mounting part and the lower end part of the front shell, and the front shell waterproof ring is sleeved on the mounting part and is attached to the lower end part of the front shell.

According to one embodiment of the present invention, the weighing instrument housing further comprises at least one rear case sealing plug, a side portion of the rear case being provided with at least one first connection portion, the rear case sealing plug being mounted at the first connection portion for sealing the rear case.

According to an embodiment of the utility model, the first connection portion is a second card slot into which the back case sealing plug is inserted.

According to one embodiment of the utility model, the back shell sealing plug is inserted vertically into the second card slot.

According to one embodiment of the utility model, the weighing instrument housing further comprises a battery rear cover and at least one battery rear cover gasket, the battery rear cover is mounted at the bottom of the rear housing, the battery rear cover gasket is mounted at the outer edge of the battery rear cover, and the rear housing compresses the battery rear cover gasket.

According to one embodiment of the present invention, both side edges of the battery back cover are provided with second connection parts on which the battery back cover gasket is mounted.

According to one embodiment of the utility model, the second connecting part is a third clamping groove, and the battery rear cover sealing gasket is adhered in the third clamping groove through glue.

According to one embodiment of the present invention, the front case and the rear case are fastened and fixed as a single body using a fixing member.

The utility model also provides a weighing instrument which is characterized by comprising the weighing instrument shell with the waterproof structure.

The positive progress effects of the utility model are as follows:

according to the weighing instrument shell with the waterproof structure and the weighing instrument comprising the weighing instrument shell, the weighing instrument shell is effectively sealed by adopting the sealing structures with different structures, the waterproof effect is good, the service life of a product is prolonged, later maintenance and use are facilitated, and the weighing instrument shell has wide applicability. Take waterproof construction's instrument casing of weighing can effectively improve water-proof effects, also does not influence normal dismouting option simultaneously.

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 denote like features throughout the several views, wherein:

fig. 1 is an exploded view of a case of the weighing instrument with a waterproof structure according to the present invention.

Fig. 2 is a first schematic view of the installation of the waterproof ring of the front shell in the shell of the weighing instrument with the waterproof structure.

Fig. 3 is a second schematic view of the installation of the waterproof ring of the front shell in the shell of the weighing instrument with the waterproof structure.

Fig. 4 is a first schematic view of the installation of a rear shell sealing plug in the weighing instrument shell with the waterproof structure.

Fig. 5 is a second schematic view of the installation of the rear shell sealing plug in the weighing instrument shell with the waterproof structure.

Fig. 6 is a first schematic view of the installation of the rear cover gasket of the battery in the weighing instrument housing with the waterproof structure.

Fig. 7 is a second schematic view of the installation of the rear cover gasket of the battery in the weighing instrument housing with the waterproof structure according to the utility model.

[ reference numerals ]

Front case 10

Rear case 20

Front shell waterproof ring 30

First card slot 11

Mounting part 12

Lower end 13 of the front case

The back shell sealing plug 40

First connection part 21

Battery rear cover 50

Battery rear cover gasket 60

Card slot 22

Second connection part 51

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.

Fig. 1 is an exploded view of a case of the weighing instrument with a waterproof structure according to the present invention. Fig. 2 is a first schematic view of the installation of the waterproof ring of the front shell in the shell of the weighing instrument with the waterproof structure. Fig. 3 is a second schematic view of the installation of the waterproof ring of the front shell in the shell of the weighing instrument with the waterproof structure.

As shown in fig. 1 to 3, the weighing instrument housing with the waterproof structure of the present invention includes a front housing 10, a rear housing 20 and a front housing waterproof ring 30, wherein a first clamping groove 11 is formed at a lower end of the front housing 10, the front housing waterproof ring 30 is installed in the first clamping groove 11, the rear housing 20 and the front housing 10 are fastened and fixed to each other, and an upper end of the rear housing 20 compresses the front housing waterproof ring 30, so that the front housing 10 and the rear housing 20 are tightly sealed.

Preferably, the lower end of the front case 10 is provided with a mounting portion 12 extending downward and protruding, a first clamping groove 11 is formed between the mounting portion 12 and the lower end 13 of the front case 10, and the front case waterproof ring 30 is sleeved on the mounting portion 12 and attached to the lower end 13 of the front case 10.

Fig. 4 is a first schematic view of the installation of a rear shell sealing plug in the weighing instrument shell with the waterproof structure. Fig. 5 is a second schematic view of the installation of the rear shell sealing plug in the weighing instrument shell with the waterproof structure.

As shown in fig. 4 and 5, it is preferable that the weighing instrument housing further includes at least one rear case sealing plug 40, at least one first connecting portion 21 is provided at a side of the rear housing 20, and the rear case sealing plug 40 is mounted at the first connecting portion 21 for sealing the rear housing 20.

Further, the first connection portion 21 may here preferably be a second snap groove into which the back shell sealing plug 40 is inserted. For example, the back shell sealing plug 40 may be inserted perpendicularly into the second card slot.

As shown in fig. 6 and 7, the weighing instrument housing further includes a battery rear cover 50 and at least one battery rear cover gasket 60, the battery rear cover 50 is mounted at the bottom of the rear housing 20, the battery rear cover gasket 60 is mounted at the outer edge of the battery rear cover 50, and the rear housing 20 compresses the battery rear cover gasket 60.

For example, a card slot 22 is opened at the bottom of the rear case 20, and then the corresponding protrusion 52 of the battery rear cover 50 is placed at the position of the card slot 22 (as shown in fig. 7), and then the battery rear cover 50 is horizontally pushed in.

Preferably, second connection parts 51 are provided at both side edges of the battery back cover 50, and the battery back cover gasket 60 is mounted on the second connection parts 51.

For example, the second connection portion 51 is preferably a third card slot, and the battery back cover gasket 60 may be preferably glued into the third card slot by glue. Of course, other mounting manners besides gluing can be used, and are within the protection scope of the technical scheme of the application.

The front case 10 and the rear case 20 are fastened and fixed integrally by a fixing member, for example, a plurality of machine screws.

The utility model also provides a weighing instrument, which comprises the weighing instrument shell with the waterproof structure.

In conclusion, the weighing instrument shell with the waterproof structure and the weighing instrument comprising the weighing instrument shell have the advantages that the sealing structures with different structures are adopted, the weighing instrument shell is effectively sealed, the waterproof effect is good, the service life of a product is prolonged, the later maintenance and use are facilitated, and the weighing instrument shell with the waterproof structure has wide applicability. Take waterproof construction's instrument casing of weighing can effectively improve water-proof effects, also does not influence normal dismouting option simultaneously.

While specific embodiments of the utility model have been described above, it will be understood by those skilled in the art that these are by way of example only, and that the scope of the utility model 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 utility model, and these changes and modifications are within the scope of the utility model.

Claims

1. The utility model provides a take meter housing of weighing of waterproof construction, a serial communication port, meter housing of weighing includes procapsid, back casing and the waterproof circle of preceding casing, the lower tip of procapsid is provided with first draw-in groove, the waterproof circle of preceding casing is installed in the first draw-in groove, back casing with the mutual lock of procapsid is fixed, the upper end of back casing compresses tightly the waterproof circle of preceding casing, makes the procapsid with back casing seals tightly really.

2. The weighing instrument casing with the waterproof structure of claim 1, wherein the lower end portion of the front casing is provided with a mounting portion which extends downwards and protrudes, the mounting portion and the lower end portion of the front casing form the structure of the first clamping groove therebetween, and the waterproof ring of the front casing is sleeved on the mounting portion and is attached to the lower end portion of the front casing.

3. The weighing instrument housing with the waterproof structure according to claim 1, further comprising at least one rear housing sealing plug, wherein a side portion of the rear housing is provided with at least one first connecting portion, and the rear housing sealing plug is installed at the first connecting portion for sealing the rear housing.

4. The waterproof weighing instrument housing of claim 3, wherein the first connection is a second slot into which the back case sealing plug is inserted.

5. The waterproof weighing instrument housing of claim 4, wherein the back case sealing plug is inserted vertically into the second slot.

6. The weighing instrument housing with the waterproof structure according to claim 1, further comprising a rear battery cover and at least one rear battery cover gasket, wherein the rear battery cover is mounted at the bottom of the rear housing, the rear battery cover gasket is mounted at the outer edge of the rear battery cover, and the rear housing compresses the rear battery cover gasket.

7. The waterproof structure equipped weighing instrument case of claim 6, wherein the battery rear cover is provided at both side edges with second connecting portions on which the battery rear cover gasket is mounted.

8. The waterproof structure equipped weighing instrument housing of claim 7, wherein the second connecting portion is a third locking groove, and the battery rear cover gasket is adhered in the third locking groove by glue.

9. The waterproof weighing instrument case of claim 1, wherein the front case and the rear case are fastened and fixed together by a fixing member.

10. A weighing apparatus comprising the weighing apparatus housing with a waterproof structure according to any one of claims 1 to 9.