CN220893579U

CN220893579U - Weighing sensor protection architecture and electrical apparatus

Info

Publication number: CN220893579U
Application number: CN202322892000.4U
Authority: CN
Inventors: 许东东; 王鑫
Original assignee: Marssenger Kitchenware Co Ltd
Current assignee: Marssenger Kitchenware Co Ltd
Priority date: 2023-10-26
Filing date: 2023-10-26
Publication date: 2024-05-03
Anticipated expiration: 2033-10-26

Abstract

The application discloses a weighing sensor protection structure and an electric appliance, wherein the weighing sensor protection structure comprises: a base having a support column and a first hole; the weighing sensor is provided with a mounting end and a connecting end, and the mounting end is arranged on the support column; the weighed component is connected with the connecting end and is provided with a second hole aligned with the first hole; the first hole and the second hole that align are used for demountable installation connecting piece, and the connecting piece is used for with the base and by weighing subassembly fixed connection, prevents to rock when transporting and leads to weighing sensor damage. According to the application, after the connecting piece is installed, the force is transmitted between the base and the weighed component mainly through the connecting piece, so that the problem of overload damage of the weighing sensor caused by the influence of vibration, falling and the like can be effectively solved. When the electric appliance is installed in the user's home, the connecting piece can be removed, and the load-bearing sensor resumes normal use at this time.

Description

Weighing sensor protection architecture and electrical apparatus

Technical Field

The utility model relates to the field of electric appliances, in particular to a weighing sensor protection structure and an electric appliance.

Background

Some electrical appliances are provided with weighing sensors for weighing, for example, patent document CN 213940446U discloses a weighing assembly, which comprises a plurality of weighing sensors, one end of each weighing sensor is connected with a base assembly, and the other end of each weighing sensor is connected with a foot pad through a fixing frame so as to be placed on a working table. The existing installation mode has the following defects: during transportation, the weighing sensor is easily overloaded and overscaled due to the influence of vibration, falling and the like, and the weighing sensor is damaged.

Disclosure of utility model

The utility model aims at the problems and provides a weighing sensor protection structure and an electric appliance.

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

a load cell protection structure comprising:

a base having a support column and a first hole;

The weighing sensor is provided with a mounting end and a connecting end, and the mounting end is arranged on the support column; and

The weighed component is connected with the connecting end and is provided with a second hole aligned with the first hole;

The first hole and the second hole that align are used for demountable installation connecting piece, the connecting piece is used for with base and by weighing subassembly fixed connection, prevents rocking when transporting and leads to weighing sensor damages.

After the connecting piece is installed, the base and the weighed assembly are fixed through the connecting piece, relative motion can not occur, and the problem that the weighing sensor is overloaded and damaged due to the influence of vibration, falling and the like can be effectively solved.

When the electric appliance is installed in the user's home, the connecting piece can be removed, and the load-bearing sensor resumes normal use at this time.

In one embodiment of the present utility model, the first hole and the second hole are threaded holes, the connecting piece is a screw, and the connecting piece is in threaded fit with the first hole and the second hole.

The installation and the disassembly are convenient.

In an embodiment of the utility model, the bottom of the base has a concave portion recessed upward, the first hole is located on a top wall of the concave portion, and one end of the connecting piece is located in the concave portion.

The distance between the first hole and the second hole can be reduced through the arrangement, and after the connecting piece is installed, the whole structure is reliable.

In one embodiment of the present utility model, the plurality of weighing sensors are arranged at intervals along the circumferential direction of the weighed component.

In one embodiment of the present utility model, the base is provided with a limit post, the limit post is located below the weighing sensor, and the limit post is used for limiting the maximum downward movement amount of the connection end;

When the weighing sensor is in contact with the limiting column, the deformation of the connecting end is smaller than or equal to the rated maximum deformation of the connecting end.

The existing weighing sensor has the risk of damage caused by exceeding the deformation range after being stressed too much. According to the application, the limit post is arranged in the deformation direction of the weighing sensor, so that the weighing sensor can be prevented from being damaged due to the fact that the maximum deformation is exceeded, and the arrangement mode is simple and the cost is low.

In an embodiment of the utility model, the limiting post is located right below the connection end.

In one embodiment of the present utility model, the weighing device further comprises a connecting element, wherein the weighed component comprises a fixed seat positioned at the bottom, and the fixed seat is connected with the connecting end of the weighing sensor through the connecting element;

The second hole is arranged on the fixing seat.

In one embodiment of the present utility model, a minimum distance between the fixing base and the base is L1, and a distance between the weighing sensor and the limiting post is L2, where L1 is greater than L2.

L1 is greater than L2, and this makes the fixing base also can not interfere with the base when weighing sensor reaches maximum deformation, has effectively guaranteed the accuracy of weighing.

In one embodiment of the utility model, the device further comprises a hollow buffer piece, wherein the fixing seat is provided with a mounting plate, the mounting plate is provided with a first mounting hole, and the connecting end of the weighing sensor is provided with a second mounting hole;

The buffer piece comprises a small-diameter section positioned in the middle and large-diameter sections positioned at two ends of the small-diameter section respectively, the outer diameter of the large-diameter section is larger than the inner diameter of the first mounting hole, the buffer piece is arranged on the mounting plate, the small-diameter section is positioned on the first mounting hole, and the two large-diameter sections are positioned at the upper side and the lower side of the mounting plate respectively;

The connecting element comprises a connecting rod and a limiting disc positioned on the outer side wall of the connecting rod, the lower end of the connecting rod stretches into the second mounting hole, the limiting disc is in contact fit with the weighing sensor, and the upper end of the connecting rod penetrates through the buffer piece and is positioned above the mounting plate.

The buffer piece is arranged to reliably buffer.

The application also discloses an electric appliance comprising the weighing sensor protection structure.

The beneficial effects of the utility model are as follows: after the connecting piece is installed, the base and the weighed assembly are fixed through the connecting piece, relative motion can not occur, and the problem that the weighing sensor is overloaded and damaged due to the influence of vibration, falling and the like can be effectively solved.

Drawings

FIG. 1 is a schematic diagram of an appliance;

FIG. 2 is a schematic view of a partial structure of an electrical appliance;

FIG. 3 is a schematic view of a load cell protection structure;

FIG. 4 is an exploded schematic view of the base, load cell, mounting, connector, connecting element and buffer;

FIG. 5 is a cross-sectional view of the base, load cell, mounting base, connecting element and cushioning member after installation;

Fig. 6 is an enlarged view at a in fig. 5.

The reference numerals in the drawings are as follows:

100. A weighing sensor protection structure; 1. a base; 11. a support column; 12. a limit column; 13. a recessed portion; 131. a first hole; 2. a weighing sensor; 21. a mounting end; 22. a connection end; 221. a second mounting hole; 3. a weighed component; 31. a fixing seat; 311. a mounting plate; 3111. a second hole; 3112. a first mounting hole; 4. a connecting piece; 5. a connecting element; 51. a small diameter section; 52. a large diameter section; 6. a buffer member; 61. a connecting rod; 62. and a limiting disc.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application more clear, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application. It will be apparent that the described embodiments are some, but not all, embodiments of the application. The components of the embodiments of the present application generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

In the description of the present application, it should be noted that, the azimuth or positional relationship indicated by the terms "inner", "outer", etc. are based on the azimuth or positional relationship shown in the drawings, or the azimuth or positional relationship that is commonly put in use of the product of this application, are merely for convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element to be referred to must have a specific azimuth, be configured and operated in a specific azimuth, and therefore should not be construed as limiting the present application. Furthermore, the terms "first," "second," and the like, are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.

In the description of the present application, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed", "connected" and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected or integrally connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present application will be understood in specific cases by those of ordinary skill in the art.

The present utility model will be described in detail with reference to the accompanying drawings.

As shown in fig. 1 and 2, the present embodiment discloses an electric appliance including a load cell protection structure 100.

As shown in fig. 3 to 6, the weighing sensor protection structure 100 of the present embodiment includes:

A base 1 having a support column 11 and a first hole 131;

The weighing sensor 2 is provided with a mounting end 21 and a connecting end 22, and the mounting end 21 is arranged on the support column 11; and

A weighed module 3 connected to the connection end 22, the weighed module 3 having a second hole 3111 aligned with the first hole 131;

The aligned first hole 131 and second hole 3111 are used for detachably mounting a connecting member 4, and the connecting member 4 is used for fixedly connecting the base 1 and the weighing assembly 3, so that overload damage of the weighing sensor 2 caused by shaking during transportation is prevented.

After the connecting piece 4 is installed, the base 1 and the weighed assembly 3 are mainly fixed through the connecting piece 4, so that relative movement cannot occur, and the problem that the weighing sensor 2 is overloaded and damaged due to the influence of vibration, falling and the like can be effectively solved.

When the appliance is installed in the user's home, the connector 4 can be removed, and the load-bearing sensor resumes normal use.

As shown in fig. 3 and 4, in the present embodiment, the first hole 131 and the second hole 3111 are threaded holes, the connecting member 4 is a screw, and the connecting member 4 is screwed with both the first hole 131 and the second hole 3111. The installation and the disassembly are convenient.

As shown in fig. 3, 4 and 6, in this embodiment, the bottom of the base 1 has a concave portion 13 recessed upward, the first hole 131 is located on the top wall of the concave portion 13, and one end of the connecting member 4 is located in the concave portion 13.

This arrangement can reduce the distance between the first hole 131 and the second hole 3111, and the entire structure is reliable after the attachment 4 is mounted.

As shown in fig. 3 and 4, in the present embodiment, there are a plurality of load cells 2, and a plurality of load cells 2 are arranged at intervals along the circumferential direction of the component 3 to be weighed.

As shown in fig. 3, 4 and 6, in this embodiment, the base 1 has a limit post 12, where the limit post 12 is located below the load cell 2, preferably directly below the connection end 22, and the limit post 12 is used to limit the maximum downward movement of the connection end 22;

When the load cell 2 contacts the stopper post 12, the deformation of the connecting end 22 is less than or equal to the rated maximum deformation of the connecting end 22.

The existing weighing sensor 2 has the risk of damage caused by exceeding the deformation range after being stressed too much. The application can prevent the weighing sensor 2 from being damaged due to exceeding the maximum deformation amount by arranging the limit post 12 in the deformation direction of the weighing sensor 2, and the arrangement is simple in form and low in cost.

As shown in fig. 3, 4 and 6, in this embodiment, the weighing device further comprises a connecting element 5, the weighed component 3 comprises a fixed seat 31 at the bottom, and the fixed seat 31 is connected with the connecting end 22 of the weighing sensor 2 through the connecting element 5;

The second hole 3111 is provided on the holder 31.

As shown in fig. 5 and 6, in the present embodiment, the minimum distance between the fixing base 31 and the base 1 is L1, the distance between the weighing sensor 2 and the limiting post 12 is L2, and L1 is greater than L2.

L1 is greater than L2, which makes the fixing seat 31 not interfere with the base 1 even when the weighing sensor 2 reaches maximum deformation, effectively ensuring the weighing accuracy.

As shown in fig. 3, 4 and 6, in this embodiment, the device further includes a hollow buffer member 6, the fixing seat 31 has a mounting plate 311, the mounting plate 311 has a first mounting hole 3112, and the connection end 22 of the load cell 2 has a second mounting hole 221;

The buffer member 6 comprises a small diameter section 51 positioned in the middle and large diameter sections 52 positioned at two ends of the small diameter section 51 respectively, the outer diameter of the large diameter section 52 is larger than the inner diameter of the first mounting hole 3112, the buffer member 6 is arranged on the mounting plate 311, the small diameter section 51 is positioned on the first mounting hole 3112, and the two large diameter sections 52 are positioned at the upper side and the lower side of the mounting plate 311 respectively;

The connecting element 5 comprises a connecting rod 61 and a limiting disc 62 positioned on the outer side wall of the connecting rod 61, the lower end of the connecting rod 61 stretches into the second mounting hole 221, the limiting disc 62 is in contact fit with the weighing sensor 2, and the upper end of the connecting rod 61 penetrates through the buffer piece 6 and is positioned above the mounting plate 311. The provision of the cushioning member 6 enables reliable cushioning.

According to the weighing sensor protection structure 100 of the embodiment, the base 1 and the weighing assembly 3 can be fixed through the cooperation of the screws and the first holes 131 and the second holes 3111, the problem that the weighing sensor 2 is damaged due to overload caused by vibration, falling and the like can be effectively solved, and after the weighing sensor is conveyed to a user's hand, the load-bearing sensor can be recovered to be normally used after the screws are screwed out; by providing the limit posts 12 in the deformation direction of the load cell 2, it is possible to prevent the load cell 2 from being damaged by exceeding the maximum deformation amount when the user uses the load cell.

The foregoing description is only of the preferred embodiments of the present utility model, and is not intended to limit the scope of the utility model, but rather is intended to cover all equivalent structures as modifications within the scope of the utility model, either directly or indirectly, as may be contemplated by the present utility model.

Claims

1. A weighing sensor protection architecture, characterized in that it comprises:

a base having a support column and a first hole;

2. The load cell protection structure of claim 1, wherein the first hole and the second hole are threaded holes, the connecting member is a screw, and the connecting member is in threaded engagement with both the first hole and the second hole.

3. The load cell protection structure of claim 1, wherein the base bottom has an upwardly recessed recess, the first aperture is located in a top wall of the recess, and one end of the connector is located in the recess.

4. The load cell protection architecture of claim 1, wherein the load cells are plural, and the plural load cells are disposed at intervals along the circumferential direction of the component to be weighed.

5. The load cell protection architecture of claim 1, wherein the base has a limit post thereon, the limit post being located below the load cell, the limit post being configured to define a maximum amount of downward movement of the connection end;

6. The load cell protection structure of claim 5, wherein the limit post is located directly below the connection end.

7. The load cell protection architecture of claim 5, further comprising a connecting element, wherein the weighed component comprises a fixed seat at the bottom, the fixed seat being connected to the connecting end of the load cell by the connecting element;

The second hole is arranged on the fixing seat.

8. The load cell protection architecture of claim 7, wherein the minimum distance between the mounting base and the base is L1, and the distance between the load cell and the stopper post is L2, wherein L1 is greater than L2.

9. The load cell protection structure of claim 7, further comprising a hollow buffer member, wherein the mounting base has a mounting plate thereon, the mounting plate has a first mounting hole thereon, and the connection end of the load cell has a second mounting hole;

10. An electric appliance comprising a load cell protection structure according to any one of claims 1 to 9.