CN211954403U

CN211954403U - Base of bridge type sensor

Info

Publication number: CN211954403U
Application number: CN202020605207.2U
Authority: CN
Inventors: 丁新利
Original assignee: Changchun Ketai Intelligent Technology Co ltd
Current assignee: Changchun Ketai Intelligent Technology Co ltd
Priority date: 2020-04-21
Filing date: 2020-04-21
Publication date: 2020-11-17
Anticipated expiration: 2030-04-21

Abstract

The utility model provides a base of bridge type sensor, including bottom plate and joist, the joist top is provided with the bridge type sensor mounting groove, be provided with between bottom plate and the joist and be connected support piece, the relative left and right sides in joist and bottom is provided with first backup pad, first backup pad top is articulated with the joist lower surface, first backup pad inboard is provided with reset spring, reset spring one end is connected at the connecting portion at first backup pad middle part, and the other end is connected upper portion in the second backup pad, be provided with the draw-in groove towards the joist on the bottom plate, second backup pad top and joist fixed connection bottom set up in second backup pad mount pad, second backup pad bottom is provided with the locating hole, the bottom plate outside is provided with the locating pin, the locating pin passes the bottom plate and penetrates the locating hole. The utility model discloses the assembly, the transportation of the sensor of being more convenient for, convenient replacement, reduce holistic materials for the draw-in groove of fretwork between base and the bridge, the cost is practiced thrift in the lightening of quality.

Description

Base of bridge type sensor

Technical Field

The utility model relates to a measuring equipment technical field, in particular to base of bridge type sensor.

Background

The electronic truck scale is one of the most widely applied products in the weighing apparatus in China, is a main metering device for weighing, metering and trade settlement of bulk materials, has the characteristics of accuracy, convenience and quickness, is widely applied to various industries such as coal, metallurgy, building materials, electric power, grain and the like, and the vast majority of steel bridge sensors in China enter the metering field with high accuracy and high reliability by the unique structural form of supporting at two ends and stressing in the middle. Meanwhile, the force transmission assembly adopts a spherical pressure head, the advantages of automatic resetting and aligning of the steel ball are fully exerted, and the steel ball has good lateral force resistance and impact resistance, is convenient to install and has good interchangeability. The existing bridge type sensor is mostly an integrated piece, the compression resistance is poor, when the bridge type sensor is used, resistance can be generated at the joint of a bottom plate and a joist, the resistance is smaller and smaller from a contact point downwards, the joist can crack or break after being used for a long time, and the base of the bridge type sensor is a metal entity, so that the whole traditional sensor with the bridge type base consumes a large amount of metal materials, and is heavy in weight and high in cost.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model provides a base of a bridge type sensor, which comprises a bottom plate and a joist, wherein a bridge type sensor mounting groove is arranged above the joist, a connecting support piece is arranged between the bottom plate and the joist, the extending direction of the joist is taken as the length direction, the left side and the right side of the width direction of the joist opposite to the bottom are provided with a first support plate, the top end of the first support plate is hinged with the lower surface of the joist, the inner side of the first support plate is provided with a reset spring, one end of the reset spring is connected with a connecting part in the middle of the first support plate, the other end is connected with the middle upper part of a second support plate, the bottom plate is provided with a clamping groove towards the joist, the width of the top end of the clamping groove is the same as that of the joist, the width of the, the top of the second supporting plate is fixedly connected with the bottom of the joist and arranged in the second supporting plate mounting seat, the bottom end of the second supporting plate is provided with a positioning hole, a positioning pin is arranged outside the bottom plate, and the positioning pin penetrates through the bottom plate and penetrates into the positioning hole.

Preferably, the top of first backup pad is provided with the through-hole, be provided with the installation axle in the through-hole, the both ends of installation axle stretch out first backup pad.

Preferably, the upper surface of the mounting shaft is fixed on the lower surface of the joist through a connecting rod.

Preferably, the first support is a wedge-shaped block with an arc-shaped cross section at the triangular position.

Preferably, when the bottom end of the second support plate is in contact with the bottom end of the second support plate mounting seat, the positioning pin and the positioning hole are located on the same horizontal plane, and the first support plate is just clamped on two sides of the bottom of the clamping groove.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model discloses a bridge below is in the draw-in groove on the bottom plate through first backup pad and second backup pad restriction, first backup pad and second backup pad play the supporting role to the bridge simultaneously, can improve the base and draw pressure performance, reduce tensile strength, the bridge can be dismantled with the base, the assembly, the transportation of the sensor of being more convenient for, convenient replacement, reduce holistic material for the draw-in groove of fretwork between base and the bridge, the cost is practiced thrift in the lightening of quality.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a top view of the present invention.

In the shown drawing, a bottom plate 1, a joist 2, a bridge type sensor mounting groove 3, a first support plate 4, a through hole 5, a mounting shaft 6, a connecting rod 7, a reset spring 8, a second support plate 9, a clamping groove 10, a second support plate mounting seat 11, a positioning pin 12 and a bridge type sensor 13.

Detailed Description

The present invention is further described in detail below with reference to the drawings so that those skilled in the art can implement the invention with reference to the description.

As shown in fig. 1-2, a base of a bridge sensor 13 comprises a bottom plate 1 and a joist 2, wherein a mounting groove 3 of the bridge sensor 13 is arranged above the joist 2, a connecting support member is arranged between the bottom plate 1 and the joist 2, the extending direction of the joist 2 is taken as the length direction, first supporting plates 4 are arranged on the left and right sides of the width direction of the joist 2 opposite to the bottom, the top end of each first supporting plate 4 is hinged with the lower surface of the joist 2, a through hole 5 is arranged at the top of each first supporting plate 4, a mounting shaft 6 is arranged in each through hole 5, two ends of each mounting shaft 6 extend out of the corresponding first supporting plate 4, the upper surface of each mounting shaft 6 is fixed on the lower surface of the joist 2 through a connecting rod 7, each first support is a wedge whose cross section is arc-shaped at a triangular part, a return spring 8 is arranged on the inner side of each first supporting plate 4, one end, the other end is connected to the middle upper part of a second supporting plate 9, a clamping groove 10 is arranged on the bottom plate 1 towards the joist 2, the width of the top end of the clamping groove 10 is the same as that of the joist 2, the width of the middle lower part of the clamping groove 10 is larger than that of the top end, a second supporting plate mounting seat 11 is arranged below the center of the bottom of the clamping groove 10, the top of the second supporting plate 9 and the bottom of the joist 2 are fixedly connected and arranged in the second supporting plate mounting seat 11, a positioning hole is arranged at the bottom end of the second supporting plate 9, a positioning pin 12 is arranged outside the bottom plate 1, the positioning pin 12 penetrates through the bottom plate 1 and penetrates into the positioning hole, when the bottom end of the second supporting plate 9 is contacted with the bottom end of the second supporting plate mounting seat 11, the positioning pin 12 and the positioning hole are positioned on the same horizontal, bridge below is in the draw-in groove 10 on bottom plate 1 through first backup pad 4 and second backup pad 9 restriction, first backup pad 4 and second backup pad 9 play the supporting role to the bridge simultaneously, the bridge can be dismantled with the base, convenient replacement, reduce holistic material for draw-in groove 10 of fretwork between base and the bridge, practice thrift the cost.

While embodiments of the invention have been disclosed above, it is not intended to be limited to the applications listed in the specification and the examples. It can be applicable to various and be fit for the utility model discloses a field completely. Additional modifications will readily occur to those skilled in the art. The invention is therefore not to be limited to the specific details and illustrations shown and described herein, without departing from the general concept defined by the claims and their equivalents.

Claims

1. A base of a bridge sensor is characterized by comprising a bottom plate and a joist, wherein a bridge sensor mounting groove is arranged above the joist, a connecting support piece is arranged between the bottom plate and the joist, the extending direction of the joist is taken as the length direction, the left side and the right side of the width direction of the joist, which is opposite to the bottom, are provided with first supporting plates, the top ends of the first supporting plates are hinged with the lower surface of the joist, the inner sides of the first supporting plates are provided with reset springs, one ends of the reset springs are connected with connecting parts in the middle of the first supporting plates, the other ends of the reset springs are connected with the middle upper parts of second supporting plates, a clamping groove is arranged on the bottom plate and faces the joist, the width of the top end of the clamping groove is the same as that of the joist, the width of the middle lower part of the clamping groove is larger than that of the top end, a second supporting plate mounting seat, the bottom end of the second supporting plate is provided with a positioning hole, a positioning pin is arranged outside the bottom plate, and the positioning pin penetrates through the bottom plate and penetrates into the positioning hole.

2. The bridge sensor base of claim 1, wherein a through hole is formed at a top of the first support plate, and an installation shaft is disposed in the through hole, and two ends of the installation shaft extend out of the first support plate.

3. The bridge sensor mount of claim 2, wherein the mounting shaft is secured at its upper surface to the lower surface of the joist by a connecting rod.

4. The bridge sensor mount of claim 1, wherein the first support is a wedge-shaped block having an arc-shaped cross-section at each of its three corners.

5. The bridge sensor base according to claim 1, wherein when the bottom end of the second supporting plate contacts the bottom end of the second supporting plate mounting seat, the positioning pin and the positioning hole are located on the same horizontal plane, and the first supporting plate is exactly clamped on two sides of the bottom of the clamping groove.