CN216896421U

CN216896421U - Meteorological observation station signal noise filter

Info

Publication number: CN216896421U
Application number: CN202122130770.6U
Authority: CN
Inventors: 郭宗凯; 苗传海; 王鹏; 刘振宏; 王一; 董德欣; 田文波; 李子健
Original assignee: Liaoning Meteorological Equipment Support Center (liaoning Meteorology Apparatus Metering Station)
Current assignee: Liaoning Meteorological Equipment Support Center (liaoning Meteorology Apparatus Metering Station)
Priority date: 2021-09-06
Filing date: 2021-09-06
Publication date: 2022-07-05
Anticipated expiration: 2031-09-06

Abstract

The utility model discloses a signal noise filter for a meteorological observation station, which comprises a support frame, a fixing plate and a mounting seat, wherein the fixing plate is arranged on the support frame, sliding grooves are formed in two sides of the fixing plate, the mounting seat is arranged in the sliding grooves in a sliding mode, the mounting seat comprises a first clamping plate and a second clamping plate which are L-shaped, a clamping groove is formed in the end face, close to the second clamping plate, of the first clamping plate, a spring is fixed in the clamping groove, and the other end of the spring is fixedly connected with the second clamping plate. According to the utility model, the second clamping plate is pulled through the connection of the second clamping plate and the spring column, so that the second clamping plate and the first clamping plate can be clamped on the surface of the fixing plate, and then are adjusted to proper positions through the rotating wheel, and the first clamping plate and the second clamping plate can be fixedly clamped on the surface of the fixing plate under the action of the spring column, so that the installation is convenient, the stability can be increased, and the device can be effectively prevented from falling and being damaged due to overlarge wind force.

Description

Meteorological observation station signal noise filter

Technical Field

The utility model relates to the technical field of meteorological observation, in particular to a signal noise filter of a meteorological observation station.

Background

The noise filter has a function of reducing high-frequency noise generated by a control circuit and a switching circuit of various electrical devices connected to the noise filter. The high frequency noise can be decomposed into normal mode noise and common mode noise. The normal mode noise is noise that propagates from a generation source of the noise to a load via a signal line. On the other hand, common mode noise is noise that propagates to the ground side via a signal line.

The existing meteorological stations are equipped with signal noise filters to improve the accuracy of data collection, but because the meteorological stations are all located at higher positions, and the signal noise filters are usually also placed outdoors, the damage of the devices caused by wind power is inevitable, and therefore, a need for designing a signal noise filter for a meteorological observation station is needed to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a signal noise filter of a meteorological station, which aims to solve the problem that the signal noise filter of the meteorological station proposed in the background technology is easily dropped and damaged because the signal noise filter is placed outdoors for a long time and the wind power is large because of high geographical position.

According to one aspect of the utility model, a signal noise filter of a meteorological observation station is provided, which comprises a support frame, a fixing plate and a mounting seat, wherein the fixing plate is arranged on the support frame, sliding grooves are formed in two sides of the fixing plate, the mounting seat is arranged in the sliding grooves in a sliding manner, the mounting seat comprises a first L-shaped clamping plate and a second L-shaped clamping plate, a clamping groove is formed in the end surface, close to the second clamping plate, of the first clamping plate, a spring is fixed in the clamping groove, the other end of the spring is fixedly connected with the second clamping plate, a fixing groove is formed in the second clamping plate, a long adjusting hole is formed in the end surface, close to the end surface overlapped with the first clamping plate, of the second clamping plate, a screw hole is formed in the fixing groove, a screw is arranged in the screw hole, and the tail end of the screw extends into the long adjusting hole; and the second clamping plate is provided with a filter.

On the basis of the scheme, preferably, a supporting table is arranged on the second clamping plate, and the filter is arranged on the supporting table.

On the basis of the scheme, preferably, the support table and the surface of the second clamping plate are connected with the sliding rail through protrusions.

On the basis of the scheme, the spring is preferably a spring column.

On the basis of the scheme, the sliding groove plates are arranged on the opposite surfaces of the first clamping plate and the second clamping plate, the sliding groove plates are provided with pulley grooves, support shafts are arranged in the pulley grooves, and rotating wheels are rotatably arranged on the support shafts.

On the basis of the scheme, preferably, two pulley grooves are arranged on each sliding groove plate.

According to the signal noise filter for the meteorological observation station, the second clamping plate is pulled through the connection of the second clamping plate and the spring column, so that the second clamping plate and the first clamping plate can be clamped on the surface of the fixing plate, and then are adjusted to proper positions through the rotating wheel, and the first clamping plate and the second clamping plate can be fixedly clamped on the surface of the fixing plate under the action of the spring column, so that the signal noise filter is convenient to mount, can increase the stability, and effectively prevents the device from falling and being damaged due to overlarge wind force; and through fixed slot and set screw connection, after first splint and fixed plate were fixed at suitable position, through seting up the fixed slot on first splint surface, with fixed connection second splint and first splint, can effectually fix the hookup location of second splint and first splint, avoid long-time spring post to produce not hard up, lead to the device to drop, improved the security of device.

Drawings

FIG. 1 is a schematic perspective view of a signal noise filter of a weather observation station according to the present invention;

FIG. 2 is a partial schematic view of a first splint and a second splint according to the present invention;

FIG. 3 is an enlarged view of the structure of FIG. 2 at A according to the present invention;

FIG. 4 is a schematic side view of a partial connection structure of a fixing groove and a screw according to the present invention;

Detailed Description

The following detailed description of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the utility model but are not intended to limit the scope of the utility model.

Referring to fig. 1, and referring to fig. 2, fig. 3 and fig. 4, the present invention provides a signal noise filter for a meteorological station, comprising a supporting frame 10, a fixing plate 20 and a mounting base 30, the fixing plate 20 is arranged on the support frame 10, sliding grooves 21 are formed in two sides of the fixing plate 20, the mounting seat 30 is arranged in the sliding grooves 21 in a sliding mode, the mounting seat 30 comprises a first clamping plate 31 and a second clamping plate 32 which are L-shaped, a clamping groove 33 is formed in the end face, close to the second clamping plate 32, of the first clamping plate 31, a spring 35 is fixed in the clamping groove 33, the other end of the spring 35 is fixedly connected with the second clamping plate 32, a fixing groove 36 is formed in the second clamping plate 20, a long adjusting hole 37 is formed in the end face, close to the end face overlapped with the first clamping plate 31, of the second clamping plate 32, a screw hole is formed in the fixing groove 36, a screw 38 is arranged in the screw hole, and the tail end of the screw 38 extends into the long adjusting hole 37; the second clamping plate 32 is provided with a filter 40.

When the windproof and windproof support frame is used, the support frame 10 is utilized to form a base body, wherein the support frame 10 is composed of the support rods 11 and the base 12, the base 12 forms a stable machine body, the fixing can be realized by utilizing holes in the base 12, the support rods 11 are assembled on the base 12, the second clamping plate 32 is pulled to enable the spring 35 to deform according to actual requirements, the relative position of the spring 35 is adjusted to a proper position, the spring is inserted into the long adjusting holes 37 through the screws 38 to realize the quick fixing and connection of the spring, the falling off of the spring can be effectively prevented, the windproof effect is realized, and the purposes of convenience in adjustment are achieved.

According to the signal noise filter for the meteorological observation station, the second clamping plate 32 is pulled through the connection of the second clamping plate 32 and the spring 35, so that the second clamping plate 32 and the first clamping plate 31 can be clamped on the surface of the fixing plate 20, and then are adjusted to proper positions through the rotating wheel 53, and under the action of the spring 35, the first clamping plate 31 and the second clamping plate 32 can be fixedly clamped on the surface of the fixing plate 20, so that the mounting is facilitated, the stability can be improved, and the device is effectively prevented from falling and being damaged due to overlarge wind force; and through fixed slot 36 and set screw connection, fix in suitable position after first splint 31 and fixed plate 20, through seting up in the fixed slot 36 on first splint 31 surface, with second splint 32 and first splint 31 fixed connection, can effectually fix the hookup location of second splint 32 and first splint 31, avoid long-time spring 35 to produce not hard up, lead to the device to drop, improved the security of device.

Referring to fig. 1 in conjunction with fig. 2, the second clamping plate 32 of the present invention is provided with a support platform, and the filter 40 is mounted on the support platform. The utility model can effectively play a role of supporting the filter through the function of the supporting platform, and prevent the filter from shaking in high altitude.

In order to facilitate the removal of the filter 40, the present invention can connect the support platform and the surface of the second clamping plate 20 with the slide rail through the protrusions, so as to realize the quick removal of the filter 40.

It should be noted that the spring 35 of the present invention is a spring column, and as shown in fig. 2, the opposite surfaces of the first clamping plate 31 and the second clamping plate 32 are provided with a sliding chute 21 plate, a pulley groove 51 is provided on the sliding chute 21 plate, a supporting shaft 52 is installed in the pulley groove 51, and a rotating wheel 53 is rotatably installed on the supporting shaft 52. According to the utility model, through the arrangement of the pulley groove 51, a part of the rotating wheel 53 can be collected into the sliding groove 21 plate, so that the phenomenon that the sliding groove 21 plate expands outwards due to overlarge pressure and the damage of the device caused by the overlarge pressure is avoided. Preferably, two pulley grooves 51 are formed in each sliding groove 21 of the present invention to ensure the stability of the movement, and a soft rubber pad is disposed in the fixing groove 36, so that the direct contact between the screw and the second clamping plate 32 can be effectively avoided by the arrangement of the soft rubber pad 32, and the deformation of the appearance of the second clamping plate 32 due to the excessive force of the screw can be prevented.

Finally, the method of the present application is only a preferred embodiment and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A meteorological observation station signal noise filter is characterized by comprising a support frame, a fixed plate and a mounting seat, wherein the fixed plate is arranged on the support frame, sliding grooves are formed in two sides of the fixed plate, the mounting seat is arranged in the sliding grooves in a sliding mode, the mounting seat comprises a first L-shaped clamp plate and a second L-shaped clamp plate, a clamping groove is formed in the end face, close to the second clamp plate, of the first clamp plate, a spring is fixed in the clamping groove, the other end of the spring is fixedly connected with the second clamp plate, a fixing groove is formed in the second clamp plate, a long adjusting hole is formed in the end face, close to the end face overlapped with the second clamp plate, of the first clamp plate, a screw hole is formed in the fixing groove, a screw is arranged in the screw hole, and the tail end of the screw extends into the long adjusting hole; and the second clamping plate is provided with a filter.

2. The meteorological station signal noise filter of claim 1, wherein a support base is provided on the second clamp plate, and the filter is mounted on the support base.

3. The weather observation station signal noise filter of claim 2, wherein the support platform and the surface of the second clamp plate are connected to the slide rail by protrusions.

4. The weather station signal noise filter of claim 1, wherein the spring is a spring post.

5. The meteorological station signal noise filter of claim 1, wherein the opposing surfaces of the first clamping plate and the second clamping plate are provided with a chute plate, the chute plate is provided with a pulley groove, the pulley groove is internally provided with a support shaft, and the support shaft is rotatably provided with a rotating wheel.

6. The weather observation station signal noise filter of claim 5, wherein two sheave grooves are provided on each of the sheave plates.