CN216050200U

CN216050200U - Assembled high-sealing load sensor

Info

Publication number: CN216050200U
Application number: CN202121809333.0U
Authority: CN
Inventors: 朱道政; 朱继海
Original assignee: Bengbu Liye Sensor Co ltd
Current assignee: Bengbu Liye Sensor Co ltd
Priority date: 2021-08-04
Filing date: 2021-08-04
Publication date: 2022-03-15
Anticipated expiration: 2031-08-04

Abstract

The utility model discloses an assembled high-sealing load sensor, which comprises a base: the top of base is provided with the shell, the top welding of base has solid fixed ring, the bottom of shell inner wall and solid fixed ring's surface threaded connection, gu fixed ring's top block has the butt joint dish, the circuit board is all installed to the top and the bottom of butt joint dish, the top of butt joint dish is provided with locating component, the equal annular welding in top and the bottom of butt joint dish has three arc locating piece, the arc locating hole of arc locating piece looks adaptation is seted up to the surface annular of circuit board. According to the utility model, the two shells are stably clamped at the top of the base through the matching use of the butt joint disc and the fixing ring, then a user fixes the shells through the arrangement of the positioning assembly, and finally, the top of the base is sealed and protected under the matching use of the shells and the sealing ring, so that the purposes of strong sealing performance and stable assembly can be achieved.

Description

Assembled high-sealing load sensor

Technical Field

The utility model belongs to the technical field of load sensors, and particularly relates to an assembled high-sealing load sensor.

Background

The load sensor is a sensor device which can measure the stress of an object by detecting the load borne by a stressed carrier, and the load sensor can convert the pressure transmitted from the carrier into corresponding electric signals, so that the purpose of measurement is achieved.

The conventional load sensor is fixed by a sealant in the actual use process, the internal structure is easy to loose under the environment of long-term oscillation or unstable installation surface, the load sensor is usually used in a dusty environment, and the internal pollution of the load sensor is easily caused by long-term use, so that the sensitivity of the load sensor is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an assembled high-sealing load sensor, which aims to solve the technical problems that the internal structure of the conventional load sensor is easy to loosen under the environment of long-term oscillation or unstable installation surface due to the fact that the internal structure of the conventional load sensor is mostly fixed by a sealant in the actual use process, the internal pollution of the load sensor is easy to cause in the long-term use due to the fact that the load sensor is usually used in a dusty environment, and the sensitivity of the load sensor is influenced.

The technical scheme for solving the technical problems is as follows: assembled high leakproofness load sensor, its characterized in that includes the base: the top of base is provided with the shell, the top welding of base has solid fixed ring, the bottom of shell inner wall and solid fixed ring's surface threaded connection, gu fixed ring's top block has the butt joint dish, the circuit board is all installed to the top and the bottom of butt joint dish, the top of butt joint dish is provided with locating component, the equal annular welding in top and the bottom of butt joint dish has three arc locating piece, the arc locating hole of arc locating piece looks adaptation is seted up to the surface annular of circuit board.

Preferably, locating component includes the fixed apron of block at the butt joint dish top, the top annular welding of butt joint dish has eight installation pieces, eight mounting groove with installation piece looks adaptation are seted up to the bottom annular of fixed apron, the top annular of fixed apron runs through and is provided with a plurality of screws, the bottom of screw run through to the bottom of fixed apron and with installation piece threaded connection.

Preferably, a lead is arranged on one side of the shell in a penetrating manner.

Preferably, the bottom of the butt joint disc (4) is annularly welded with a plurality of rectangular positioning blocks, and the top of the fixing ring is annularly provided with a plurality of rectangular positioning grooves matched with the rectangular positioning blocks.

Preferably, a sealing ring is bonded to the top of the base, and the top of the sealing ring is in close contact with the bottom of the shell.

Preferably, four corners of the top of the base are provided with mounting screw holes.

1. The utility model has the beneficial effects that: according to the assembled high-sealing load sensor, the two shells are stably clamped at the top of the base through the matching use of the butt joint disc and the fixing ring, then a user fixes the shells through the arrangement of the positioning assembly, and finally, the top of the base is sealed and protected under the matching use of the shells and the sealing ring, so that the purposes of high sealing performance and stable assembly can be achieved.

2. According to the utility model, through the arrangement of the positioning assembly, the mounting block and the mounting groove are matched for use, so that the fixed cover plate can be stably clamped at the top of the butt joint disc, and then the circuit board at the top is limited and fixed, and the stability of the circuit board after being mounted is improved.

3. According to the utility model, the rectangular positioning block and the rectangular positioning groove are matched for use, the butt joint disc is positioned and clamped, so that the butt joint disc can be stably clamped at the top of the fixing ring, and the deflection phenomenon cannot occur.

4. According to the utility model, through the arrangement of the sealing ring, the tightness of the contact position of the bottom of the shell and the top of the base is enhanced, and the sealing performance of the load sensor in the actual use process is further enhanced.

Drawings

The above and/or other advantages of the utility model will become more apparent and more readily appreciated from the following detailed description taken in conjunction with the accompanying drawings, which are given by way of illustration only and not by way of limitation, and in which:

FIG. 1 is a schematic perspective view of one embodiment of the present invention;

FIG. 2 is a schematic perspective exploded view of an embodiment of the present invention;

FIG. 3 is a schematic perspective exploded view of a docking tray, a circuit board and a positioning assembly according to an embodiment of the present invention;

fig. 4 is a schematic perspective exploded view of a base according to an embodiment of the present invention.

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

1. the base, 2, shell, 3, solid fixed ring, 4, butt joint dish, 5, circuit board, 6, locating component, 61, fixed apron, 62, installation piece, 63, mounting groove, 64, screw, 7, arc locating piece, 8, arc locating hole, 9, rectangle locating piece, 10, rectangle locating groove, 11, sealing washer, 12, wire, 13, installation screw.

Detailed Description

Hereinafter, embodiments of an assembled high-sealability load cell of the present invention will be described with reference to the accompanying drawings.

The examples described herein are specific embodiments of the present invention, are intended to be illustrative and exemplary in nature, and are not to be construed as limiting the scope of the utility model. In addition to the embodiments described herein, those skilled in the art will be able to employ other technical solutions which are obvious based on the disclosure of the claims and the specification of the present application, and these technical solutions include technical solutions which make any obvious replacement or modification for the embodiments described herein.

The drawings in the present specification are schematic views to assist in explaining the concept of the present invention, and schematically show the shapes of respective portions and their mutual relationships. It is noted that the drawings are not necessarily to the same scale so as to clearly illustrate the structures of the various elements of the embodiments of the utility model. Like reference numerals are used to denote like parts.

Fig. 1-4 show an assembled high-sealing load sensor according to an embodiment of the present invention, which includes a base 1, a sealing ring 11 is adhered to the top of the base 1, the top of the sealing ring 11 is in close contact with the bottom of a housing 2, the tightness of the contact position between the bottom of the housing 2 and the top of the base 1 is enhanced by the arrangement of the sealing ring 11, and further the sealing performance of the load sensor in the actual use process is enhanced, four corners of the top of the base 1 are all provided with mounting screw holes 13, the top of the base 1 is provided with the housing 2, one side of the housing 2 is provided with a lead 12 in a penetrating manner, the top of the base 1 is welded with a fixing ring 3, the bottom of the inner wall of the housing 2 is in threaded connection with the surface of the fixing ring 3, the top of the fixing ring 3 is clamped with a docking tray 4, circuit boards 5 are both mounted at the top and the bottom of the docking tray 4, and a positioning assembly 6 is arranged at the top of the docking tray 4, the positioning assembly 6 comprises a fixed cover plate 61 clamped at the top of the butt joint disk 4, eight mounting blocks 62 are welded at the top of the butt joint disk 4 in an annular mode, eight mounting grooves 63 matched with the mounting blocks 62 are formed in the bottom of the fixed cover plate 61 in an annular mode, a plurality of screws 64 are arranged in the top of the fixed cover plate 61 in an annular mode in a penetrating mode, the bottom ends of the screws 64 penetrate through the bottom of the fixed cover plate 61 and are in threaded connection with the mounting blocks 62, through the arrangement of the positioning assembly 6, the mounting blocks 62 and the mounting grooves 63 are matched for use, the fixed cover plate 61 can be stably clamped at the top of the butt joint disk 4, then the top circuit board 5 is limited and fixed, the stability of the circuit board 5 after installation is improved, three arc-shaped positioning blocks 7 are welded at the top and the bottom of the butt joint disk 4 in an annular mode, a plurality of rectangular positioning blocks 9 are welded at the bottom of the butt joint disk 4 in an annular mode, a plurality of rectangular positioning grooves 10 matched with the rectangular positioning blocks 9 are formed in the top of the fixed ring 3, through the cooperation use of rectangle locating piece 9 and rectangle positioning groove 10, carry out the location block to docking tray 4 for the block that docking tray 4 can be stable is at solid fixed ring 3's top, and can not take place the phenomenon of deflecting, and arc locating hole 8 of arc locating piece 7 looks adaptation is seted up to the surperficial annular of circuit board 5.

The working principle is as follows: when the device is used, a user clamps the circuit board 5 at the top and the bottom of the butt joint disc 4 to enable the arc-shaped positioning holes 8 to be sleeved on the surfaces of the arc-shaped positioning blocks 7, then clamps the butt joint disc 4 at the top of the fixing ring 3 to enable the rectangular positioning blocks 9 to be clamped in the inner cavities of the rectangular positioning grooves 10, clamps the fixing cover plate 61 at the top of the butt joint disc 4, enables the mounting blocks 62 to enter the inner cavities of the mounting grooves 63, is in threaded connection with the mounting blocks 62 through screws 64 to fix the fixing cover plate 61, and finally, the user sleeves the shell 2 on the surface of the butt joint disc 4 and rotates the shell 2 to enable the shell 2 to be in threaded connection with the fixing ring 3;

through the operation of the steps, the purposes of strong sealing performance and stable assembly can be achieved.

In summary, the following steps: this assembled high leakproofness load sensor, cooperation through docking disk 4 and solid fixed ring 3 is used, make two stable blocks of shell 2 at the top of base 1, the user passes through locating component 6's setting afterwards, fix it, finally use under the cooperation of shell 2 and sealing washer 11, the protection is sealed at the top of base 1, can reach the strong and stable purpose of subassembly of leakproofness, this assembled high leakproofness load sensor, current load sensor has been solved in the use of reality, inside adopts sealed fixed mode of gluing more, vibrate for a long time or under the unstable environment of installation face, the inner structure takes place loosely easily, and load sensor is often used in dusty environment, long-term use leads to sensor internal contamination easily, thereby influence the problem of the sensitivity of sensor.

The technical features disclosed above are not limited to the combinations with other features disclosed, and other combinations between the technical features can be performed by those skilled in the art according to the purpose of the utility model, so as to achieve the purpose of the utility model.

Claims

1. Assembled high leakproofness load sensor, its characterized in that includes base (1): the top of base (1) is provided with shell (2), the top welding of base (1) has solid fixed ring (3), the bottom of shell (2) inner wall and the surperficial threaded connection of solid fixed ring (3), the top block of solid fixed ring (3) has to closing disc (4), circuit board (5) are all installed to the top and the bottom of closing disc (4), the top of closing disc (4) is provided with locating component (6), the equal annular welding in top and the bottom of closing disc (4) has three arc locating piece (7), arc locating hole (8) of arc locating piece (7) looks adaptation are seted up to the surperficial annular of circuit board (5).

2. The assembled high-sealing load sensor according to claim 1, wherein the positioning assembly (6) comprises a fixed cover plate (61) clamped at the top of the docking plate (4), eight mounting blocks (62) are welded to the top of the docking plate (4) in an annular manner, eight mounting grooves (63) matched with the mounting blocks (62) are formed in the bottom of the fixed cover plate (61) in an annular manner, a plurality of screws (64) are arranged in the top of the fixed cover plate (61) in an annular manner in a penetrating manner, and the bottom ends of the screws (64) penetrate through the bottom of the fixed cover plate (61) and are in threaded connection with the mounting blocks (62).

3. The assembled high-sealing load sensor according to claim 2, wherein a lead (12) is provided through one side of the housing (2).

4. The assembled high-sealing load sensor according to claim 3, wherein a plurality of rectangular positioning blocks (9) are welded to the bottom of the butt joint disk (4) in an annular manner, and a plurality of rectangular positioning grooves (10) matched with the rectangular positioning blocks (9) are formed in the top of the fixing ring (3) in an annular manner.

5. The assembled high-sealing load sensor according to claim 4, wherein a sealing ring (11) is bonded to the top of the base (1), and the top of the sealing ring (11) is in close contact with the bottom of the housing (2).

6. The assembled high-sealing load sensor according to claim 5, wherein four corners of the top of the base (1) are provided with mounting screw holes (13).