CN112147720A

CN112147720A - Anti-blocking rain gauge

Info

Publication number: CN112147720A
Application number: CN202011091991.0A
Authority: CN
Inventors: 王塔
Original assignee: Sanmenmeg Measuring Instrument Co ltd
Current assignee: Nanjing slotong Technology Co.,Ltd.
Priority date: 2020-10-13
Filing date: 2020-10-13
Publication date: 2020-12-29

Abstract

The invention relates to the related field of measuring instruments, and discloses an anti-blocking rain gauge, which comprises a main box body, wherein a gear cavity is arranged in the main box body, rainwater inlet cavities which are bilaterally symmetrical and have upward openings are arranged in the main box body by taking the gear cavity as a center, the lower sides of the rainwater inlet cavities are communicated with a rainwater inflow cavity, the lower sides of the rainwater inflow cavities are communicated with a rainwater runner pipe, the lower sides of the rainwater runner pipes are communicated with a short pipe, the lower sides of the short pipes are communicated with a rainwater collecting cylinder cavity, and the left rainwater inlet cavity and the right rainwater inlet cavity are communicated with each other, so that when one rainwater inlet cavity is cleaned, the other rainwater inlet cavity can normally collect rainwater, the accuracy of the measuring result of the rain gauge is ensured, the workload of a measuring person is greatly reduced by automatically cleaning the blockage, the measuring efficiency of the rain gauge is improved, meanwhile, the rain gauge automatically drains water, the, and the silt accumulated in the rainwater collection cavity can be discharged, so that the measurement precision of the rainfall gauge is ensured.

Description

Anti-blocking rain gauge

Technical Field

The invention relates to the related field of measuring instruments, in particular to an anti-blocking rain gauge.

Background

The rain gauge is a special appliance for collecting rainfall, and is used for measuring the rainfall amount in a millimeter unit through a rain gauge cylinder matched with the rain gauge, the current rain gauge is easily blocked by leaves blown down by wind in the process of collecting the rainwater, and in northwest regions, due to wind and sand, silt is easily accumulated in the rain gauge, so that the measurement precision is reduced, and some anti-blocking rain gauges are arranged at present, but the rain gauges cannot timely clear up the blockage, so that more and more blockages are caused, and the use of the rain gauge is finally influenced.

Disclosure of Invention

The invention aims to provide an anti-blocking rain gauge, which can overcome the defects in the prior art, so that the practicability of equipment is improved.

The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to an anti-blocking rain gauge, which comprises a main box body, wherein a gear cavity is arranged in the main box body, rainwater circulation cavities which are bilaterally symmetrical and have upward openings by taking the gear cavity as a center are arranged in the main box body, the lower sides of the rainwater circulation cavities are communicated with a rainwater inflow cavity, the lower sides of the rainwater inflow cavities are communicated with a rainwater circulation pipe, the lower ends of the rainwater circulation pipes are communicated with each other and are downwards communicated with a short pipe, the lower sides of the short pipes are communicated with a rainwater collecting cylinder cavity, the upper sides of the gear cavities are communicated with baffle plate cavities which extend towards the left side and the right side and respectively penetrate through the rainwater circulation cavities at the left side and the right side to the end wall of the rainwater circulation cavity far away from the gear cavity, the left side and the right side of the gear cavities are symmetrically provided with a filter screen sliding cavity which is upwards communicated with the impurity cleaning cavity, baffle intracavity sliding fit is connected with the baffle, the left and right sides intercommunication between the impurity clearance chamber be equipped with upwards with the push rod sliding chamber of gear chamber intercommunication, push rod sliding chamber sliding fit is connected with and extends to the left and right sides matter push rod in the impurity clearance intracavity, matter push rod left and right sides end equal fixedly connected with can with the impurity ejector pad that impurity clearance chamber sliding fit is connected.

On the basis of the technical scheme, a filter screen penetrating through the rainwater circulation cavity is connected in a sliding fit manner in the filter screen sliding cavity, a filter screen spring is fixedly connected between the lower end face of the filter screen and the lower end wall of the filter screen sliding cavity, the lower end face of the filter screen at the left side is fixedly connected with a left pull rope penetrating through the left-most filter screen sliding cavity, the lower end face of the filter screen at the right side is fixedly connected with a right pull rope penetrating through the right-most filter screen sliding cavity, the lower end wall of the rainwater collection cylinder cavity is fixedly connected with a weight sensor, the upper end face of the weight sensor is fixedly connected with a rainwater collection cylinder, a rainwater collection cavity with an upward opening is arranged in the rainwater collection cylinder, a sensing block positioned at the tail end of the upper side of the rainwater collection cavity is arranged in the left end wall of the rainwater collection cavity, a blocking slide block cavity extending upwards into the rainwater collection cavity is arranged at the, the utility model discloses a jam slider, including jam slider chamber, jam slider chamber downside is equipped with the driving pulley chamber, it is connected with upwards extends to block up slider intracavity downwardly extending to block up the little lead screw of driving pulley intracavity, screw-thread fit is connected with and is located on the little lead screw block intracavity just has the jam slider that sliding fit connects between the jam slider chamber.

On the basis of the technical scheme, a sliding bevel gear cavity is arranged on the rear side of the gear cavity, a bevel gear cavity is arranged on the lower side of the sliding bevel gear cavity, a motor fixedly connected with the main box body is arranged on the front side of the bevel gear cavity, a baffle gear shaft extending backwards into the sliding bevel gear cavity and extending forwards into the gear cavity is connected to the rear end of the gear cavity in a rotating fit manner, a cleaning rod gear shaft extending forwards into the gear cavity is connected to the rear end of the gear cavity in a rotating fit manner, a baffle gear meshed with the baffle is fixedly connected to the front end of the baffle gear shaft, a cleaning rod gear meshed with the baffle gear and meshed with the impurity push rod is fixedly connected to the front end of the cleaning rod gear shaft, a bevel gear is fixedly connected to the rear end of the baffle gear shaft in a rotating fit manner, a transmission shaft extending downwards and penetrating through the sliding bevel gear cavity and the bevel gear cavity is connected to the upper end wall of the sliding bevel The upper transmission shaft is connected with a bevel gear shaft sleeve in a spline fit manner, the bevel gear shaft sleeve is positioned in the sliding bevel gear cavity, the bevel gear shaft sleeve is fixedly connected with sliding bevel gears which are vertically symmetrical and can be meshed with the bevel gears by taking the baffle gear shaft as a center, and the tail ends of the upper and lower sides of the bevel gear shaft sleeve are connected with sliding shaft sleeve seats in a rotating fit manner.

On the basis of the technical scheme, an upper transmission shaft through cavity is arranged in the sliding shaft sleeve seat in a vertically through mode, the upper transmission shaft penetrates through the upper transmission shaft through cavity, a shaft sleeve spring is fixedly connected between the end surface far away from the side of the bevel gear shaft sleeve and the end wall far away from the side of the bevel gear shaft sleeve in the sliding bevel gear cavity, the other end of the upper right pull rope is fixedly connected with the upper end surface of the sliding shaft sleeve seat, the other end of the left pull rope is fixedly connected with the lower end surface of the sliding shaft sleeve seat, the tail end of the lower side of the upper transmission shaft is fixedly connected with an upper bevel gear, the rear end surface of the motor is fixedly connected with a motor shaft extending backwards into the bevel gear cavity, the rear end of the rear side of the motor shaft is fixedly connected with a motor bevel gear meshed with the upper bevel gear, and the lower transmission shaft extending downwards into the transmission belt wheel cavity, the end of the upper side of the lower transmission shaft is fixedly connected with a lower transmission bevel gear meshed with the motor bevel gear, the end of the lower side of the lower transmission shaft is fixedly connected with a driving belt pulley, the end of the lower side of the small screw rod is fixedly connected with a driven belt pulley, the driven belt pulley and the driving belt pulley are connected in a power fit manner, and a belt pulley torsion spring is fixedly connected between the lower end surface of the small screw rod and the lower end wall of the transmission belt pulley cavity.

On the basis of the technical scheme, a tension pulley cavity is communicated with the upper side of the transmission pulley cavity, the inner end wall of the tension pulley cavity is fixedly connected with a tension pulley shaft extending downwards into the transmission pulley cavity, the tension pulley shaft is connected with a tension pulley shaft sleeve in a sliding fit mode, the inner wall of the tension pulley shaft sleeve is fixedly connected with a friction block abutted to the outer circular surface of the tension pulley shaft, the tension pulley shaft sleeve is connected with a tension pulley in a rotating fit mode, the inner end wall of the tension pulley cavity is fixedly connected with a tension pulley electromagnet, and a tension pulley spring is fixedly connected between the tension pulley electromagnet and the tension pulley shaft sleeve.

The invention has the beneficial effects that: two rainwater entering cavities about for when getting into the chamber to one of them rainwater and clearing up the plug, another rainwater gets into the chamber and can normally collect the rainwater, the accuracy of rain gauge measuring result has been guaranteed, the automatic operation volume that clears up the plug and has alleviateed measurement personnel greatly, the measurement of rain gauge efficiency has been improved, the automatic drainage of rain gauge simultaneously, not only avoid the rainwater that overflows to influence the normal work of rain gauge, can also collect the silt that the intracavity was built up with the rainwater and discharge, the measurement accuracy of rain gauge has been guaranteed.

Drawings

In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic view of the overall structure of an anti-clogging rain gauge of the present invention;

FIG. 2 is a schematic view of the structure A-A of FIG. 1;

FIG. 3 is an enlarged schematic view of B of FIG. 2;

FIG. 4 is an enlarged schematic view of C in FIG. 1;

fig. 5 is an enlarged schematic view of D in fig. 2.

Detailed Description

The invention will now be described in detail with reference to fig. 1-5, wherein for ease of description the orientations described hereinafter are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.

The anti-clogging rain gauge comprises a main box body 10, a gear cavity 55 is arranged in the main box body 10, rainwater circulation cavities 17 which are bilaterally symmetrical and have upward openings are arranged in the main box body 10 by taking the gear cavity 55 as a center, a rainwater inflow cavity 24 is communicated with the lower side of the rainwater circulation cavity 17, a rainwater circulation pipe 25 is communicated with the lower side of the rainwater inflow cavity 24, the tail ends of the lower sides of the rainwater circulation pipes 25 are communicated with each other and are downwards communicated with a short pipe 26, a rainwater collecting cylinder cavity 27 is communicated with the lower side of the short pipe 26, a baffle cavity 15 which extends towards the left side and the right side and respectively penetrates through the rainwater circulation cavities 17 at the two sides to the end wall of the rainwater circulation cavity 17 far away from the gear cavity 55 is communicated with the upper side of the gear cavity 55, baffle cavities 14 which extend towards the side far away from the gear cavity 55 and penetrate through the rainwater cavity 17 to the external impurity cleaning cavity 14 are symmetrically, rainwater circulation chamber 17 left and right sides symmetry intercommunication be equipped with upwards with the filter screen sliding chamber 13 of impurity clearance chamber 14 intercommunication, sliding fit is connected with baffle 18 in baffle chamber 15, the left and right sides intercommunication be equipped with between the impurity clearance chamber 14 upwards with the push rod sliding chamber 68 of gear chamber 55 intercommunication, sliding fit is connected with to extend to the left and right sides to matter push rod 22 in the impurity clearance chamber 14 in the push rod sliding chamber 68, the terminal equal fixedly connected with in matter push rod 22 left and right sides can with impurity pushing block 21 that impurity clearance chamber 14 sliding fit is connected.

In addition, in one embodiment, a filter screen 16 penetrating through the rainwater flowing cavity 17 is connected in a sliding fit manner in the filter screen sliding cavity 13, a filter screen spring 12 is fixedly connected between the lower end surface of the filter screen 16 and the lower end wall of the filter screen sliding cavity 13, a left pull rope 11 penetrating through the leftmost filter screen sliding cavity 13 is fixedly connected to the lower end surface of the left filter screen 16, a right pull rope 23 penetrating through the rightmost filter screen sliding cavity 13 is fixedly connected to the lower end surface of the right filter screen 16, a weight sensor 31 is fixedly connected to the lower end wall of the rainwater collecting cylinder cavity 27, a rainwater collecting cylinder 33 is fixedly connected to the upper end surface of the weight sensor 31, a rainwater collecting cavity 32 with an upward opening is arranged in the rainwater collecting cylinder 33, a sensing block 34 positioned at the end of the upper side of the rainwater collecting cavity 32 is arranged in the end wall of the left rainwater collecting cavity 32, a blocking slide block cavity 29 extending upwards into the rainwater, block up slider chamber 29 rear side intercommunication and be equipped with the drainage chamber 71 to the back of the opening, it is equipped with drive pulley chamber 66 to block up slider chamber 29 downside, the end wall normal running fit is connected with upwards extends to under the block up slider chamber 29 downwardly extending to little lead screw 30 in the drive pulley chamber 66, screw-thread fit is connected with and is located on the little lead screw 30 block up the slider chamber 29 in and have the jam slider 28 that sliding fit connects between the block up slider chamber 29.

In addition, in one embodiment, a sliding bevel gear cavity 49 is arranged at the rear side of the gear cavity 55, a bevel gear cavity 39 is arranged at the lower side of the sliding bevel gear cavity 49, a motor 40 fixedly connected with the main box body 10 is arranged at the front side of the bevel gear cavity 39, a baffle gear shaft 35 which extends backwards into the sliding bevel gear cavity 49 and forwards into the gear cavity 55 is connected in a rotationally matched manner at the rear end wall of the gear cavity 55, a cleaning rod gear shaft 37 which extends forwards into the gear cavity 55 is connected in a rotationally matched manner at the rear end wall of the gear cavity 55, a baffle gear 36 which is meshed with the baffle 18 is fixedly connected at the front end of the baffle gear shaft 35, a cleaning rod gear 38 which is meshed with the baffle gear 36 and is meshed with the impurity push rod 22 is fixedly connected at the front end of the cleaning rod gear shaft 37, a bevel gear 48 is fixedly connected at the rear end of the baffle gear shaft 35, the upper end wall of the sliding bevel gear cavity 49 is connected with an upper transmission shaft 46 which extends downwards and penetrates through the sliding bevel gear cavity 49 and the bevel gear cavity 39 in a rotating fit mode, the upper transmission shaft 46 is connected with a bevel gear shaft sleeve 50 which is located in the sliding bevel gear cavity 49 in a spline fit mode, the bevel gear shaft sleeve 50 is fixedly connected with sliding bevel gears 51 which are vertically symmetrical by taking the baffle gear shaft 35 as a center and can be meshed with the bevel gears 48, and the tail ends of the upper side and the lower side of the bevel gear shaft sleeve 50 are connected with sliding shaft sleeve seats 52 in a rotating fit mode.

In addition, in an embodiment, an upper transmission shaft through cavity 47 is vertically provided in the sliding shaft sleeve seat 52, the upper transmission shaft 46 penetrates through the upper transmission shaft through cavity 47, a shaft sleeve spring 70 is fixedly connected between the end surface of the side far away from the bevel gear shaft sleeve 50 and the end wall of the side far away from the bevel gear shaft sleeve 50 in the sliding bevel gear cavity 49, the other end of the upper right rope 23 is fixedly connected with the upper end surface of the sliding shaft sleeve seat 52, the other end of the left rope 11 is fixedly connected with the lower end surface of the sliding shaft sleeve seat 52, the lower end of the upper transmission shaft 46 is fixedly connected with an upper bevel gear 45, the rear end surface of the motor 40 is fixedly connected with a motor shaft 41 extending backwards into the bevel gear cavity 39, the rear end of the motor shaft 41 is fixedly connected with a motor bevel gear 44 engaged with the upper bevel gear 45, and the lower end wall of the bevel gear cavity 39 is rotatably and fittingly connected with a bevel gear extending downwards into the transmission gear cavity The lower transmission shaft 42 is arranged in the wheel cavity 39, the lower transmission bevel gear 43 meshed with the motor bevel gear 44 is fixedly connected to the tail end of the upper side of the lower transmission shaft 42, a driving belt wheel 67 is fixedly connected to the tail end of the lower side of the lower transmission shaft 42, a driven belt wheel 59 is fixedly connected to the tail end of the lower side of the small screw rod 30, a transmission belt 61 is connected between the driven belt wheel 59 and the driving belt wheel 67 in a power fit mode, and a belt wheel torsion spring 60 is fixedly connected between the lower end face of the small screw rod 30 and the lower end wall of the.

In one embodiment, a tension pulley chamber 56 is provided in communication with the upper side of the transmission pulley chamber 66, a tension pulley shaft 64 extending downward into the transmission pulley chamber 66 is fixedly connected to the inner end wall of the tension pulley chamber 56, a tension pulley sleeve 63 is connected to the tension pulley shaft 64 in a sliding fit manner, a friction block 65 abutting against the outer circumferential surface of the tension pulley shaft 64 is fixedly connected to the inner wall of the tension pulley sleeve 63, a tension pulley 62 is connected to the tension pulley sleeve 63 in a rotating fit manner, a tension pulley electromagnet 57 is fixedly connected to the inner end wall of the tension pulley chamber 56, and a tension pulley spring 58 is fixedly connected between the tension pulley electromagnet 57 and the tension pulley sleeve 63.

The fixing and connecting method in this embodiment includes, but is not limited to, bolting, welding, and the like.

As shown in fig. 1-5, when the apparatus of the present invention is in an initial state, the elastic force of the screen spring 12 is greater than the elastic force of the bushing spring 70, the right pull rope 23 and the left pull rope 11 are in a tightened state, the bevel gear bushing 50 is in a balanced position under the pulling force of the right pull rope 23 and the left pull rope 11, the up-down sliding bevel gear 51 and the bevel gear 48 are not engaged, the tensioning wheel electromagnet 57 is de-energized, the tensioning wheel bushing 63 is located in the tensioning wheel cavity 56, the tensioning wheel 62 is located in the tensioning wheel cavity 56, the transmission belt 61 is in a loosened state, the right end face of the baffle 18 is attached to the right end wall of the baffle cavity 15, and the right impurity pushing block 21 is located at the right end; sequence of mechanical actions of the whole device: when the work is started, the motor 40 is started to drive the motor shaft 41 to rotate, so that the motor bevel gear 44 rotates, so that the upper bevel gear 45 rotates, so that the upper transmission shaft 46 rotates, so that the bevel gear shaft sleeve 50 rotates, rainwater enters from the left rainwater circulation cavity 17, flows into the left rainwater inflow cavity 24 through the filter screen 16, enters into the rainwater collection cavity 32 through the rainwater circulation pipe 25 and the short pipe 26, starts to collect rainwater, when falling leaves enter the left rainwater circulation cavity 17 along with rainwater due to strong wind, if the falling leaves are too much accumulated, the filter screen 16 is blocked, at the moment, due to the weight of wet falling leaves, the left filter screen 16 overcomes the elastic force of the filter screen spring 12 to move downwards, so that the left pull rope 11 is loosened, so that the lower sliding shaft sleeve seat 52 moves upwards under the elastic force of the lower shaft sleeve spring 70, so that the bevel gear shaft sleeve 50 moves upwards, thereby driving the lower sliding bevel gear 51 to move upwards to be meshed with the bevel gear 48, so that the bevel gear shaft sleeve 50 rotates to drive the lower sliding bevel gear 51 to rotate, thereby driving the bevel gear 48 to rotate, thereby driving the baffle gear shaft 35 to rotate, thereby driving the baffle gear 36 to rotate, thereby driving the cleaning rod gear 38 to rotate, driving the baffle 18 to move leftwards, driving the impurity push rod 22 to move leftwards by the rotation of the cleaning rod gear 38, driving the left impurity push rod 22 to move leftwards by the left impurity push rod 22, thereby driving the left impurity push block 21 to move leftwards, thereby driving the impurity push block 21 to push fallen leaves on the left filter screen 16 to move leftwards, when the left impurity push block 21 moves to the left end of the left impurity cleaning cavity 14, the fallen leaves on the left filter screen 16 are pushed to the outside, thereby achieving the purpose of cleaning the fallen; at this time, the baffle 18 moves leftwards to the left end wall of the baffle cavity 15, so that the left rainwater circulation cavity 17 is blocked and rainwater cannot enter, fallen leaves on the left filter screen 16 are cleaned, so that the left filter screen 16 moves upwards under the elastic force of the filter screen spring 12, so that the left pull rope 11 is pulled, the lower sliding shaft sleeve seat 52 moves downwards, so that the lower sliding bevel gear 51 is driven to move downwards to be disengaged with the bevel gear 48, the initial state is recovered, meanwhile, the right rainwater circulation cavity 17 is opened, rainwater enters the rainwater collection cavity 32 from the right rainwater circulation cavity 17, when the right filter screen 16 is blocked by the fallen leaves, the right filter screen 69 moves downwards under the gravity of the fallen leaves, the right pull rope 23 is loosened, so that the upper sliding shaft sleeve seat 52 moves downwards under the elastic force of the upper shaft sleeve spring 70, so that the upper sliding bevel gear 51 is driven to move downwards to be engaged with the bevel gear 48, the bevel gear shaft sleeve 50 rotates to drive the upper sliding bevel gear 51 to rotate, so that the bevel gear 48 rotates reversely, the baffle gear shaft 35 is driven to rotate reversely, the baffle 18 moves rightwards to block the right rainwater circulation cavity 17, and meanwhile, the impurity push rod 22 moves rightwards to clean fallen leaves on the right filter screen 16; when too much rainwater in the rainwater collection cavity 32 is collected and the liquid level in the rainwater collection cavity 32 reaches the sensing block 34, the sensing block 34 is triggered to electrify the tensioning wheel electromagnet 57, and the tensioning wheel bushing 63 is repelled to move downwards against the tension of the tensioning wheel spring 58, so as to drive the tensioning wheel 62 to move downwards to the transmission wheel cavity 66, so as to tightly support the transmission belt 61 by the tensioning wheel 62, at the same time, the motor bevel gear 44 rotates to drive the lower transmission bevel gear 43 to rotate, so as to drive the lower transmission shaft 42 to rotate, so as to drive the driving belt wheel 67 to rotate, the driven belt wheel 59 rotates through the transmission belt 61, so as to drive the small screw rod 30 to rotate, so as to rotate the belt wheel torsion spring 60, the small screw rod 30 rotates to drive the blocking slide block 28 to move downwards to the lower side of the drainage cavity 71, rainwater in the rainwater collection cavity 32 flows to the outside through the blocking slide block cavity 29 and the drainage cavity 71, thereby make take-up pulley electro-magnet 57 lose electricity to make take-up pulley axle sleeve 63 upward movement under the pulling force effect of take-up pulley spring 58, make take-up pulley 62 upwards slow motion withdraw in the take-up pulley chamber 56 because the frictional action of friction block 65, when take-up pulley 62 breaks away from drive belt 61 completely, drive belt 61 resumes the state of relaxing, the rainwater in rainwater collection chamber 32 just arranges to the greatest extent this moment, little lead screw 30 reverses under the torsion effect of taking turns torsional spring 60 this moment, thereby make and block up slider 28 upward movement to rainwater collection chamber 32 lower extreme wall, block up rainwater collection chamber 32 again.

The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a prevent rain gauge of jam, includes the main tank body, its characterized in that: comprises a main box body, a gear cavity is arranged in the main box body, rainwater circulation cavities which are symmetrical left and right with the gear cavity as the center and have upward openings are arranged in the main box body, the lower sides of the rainwater circulation cavities are communicated with a rainwater inflow cavity, the lower sides of the rainwater inflow cavities are communicated with a rainwater circulation pipe, the tail ends of the lower sides of the rainwater circulation pipes are communicated with each other and are provided with short pipes downwards, the lower sides of the short pipes are communicated with a rainwater collecting barrel cavity, the upper sides of the gear cavities are communicated with baffle plate cavities which extend towards the left and right sides and respectively penetrate through the rainwater circulation cavities to the rainwater circulation cavities and are far away from the side end wall of the gear cavity, the left and right sides of the gear cavities are symmetrically provided with filter screen sliding cavities which are communicated with the impurity cleaning cavities upwards, baffle intracavity sliding fit is connected with the baffle, the left and right sides intercommunication between the impurity clearance chamber be equipped with upwards with the push rod sliding chamber of gear chamber intercommunication, push rod sliding chamber sliding fit is connected with and extends to the left and right sides matter push rod in the impurity clearance intracavity, matter push rod left and right sides end equal fixedly connected with can with the impurity ejector pad that impurity clearance chamber sliding fit is connected.

2. The anti-clogging rain gauge according to claim 1, wherein: on the basis of the technical scheme, a filter screen penetrating through the rainwater circulation cavity is connected in a sliding fit manner in the filter screen sliding cavity, a filter screen spring is fixedly connected between the lower end face of the filter screen and the lower end wall of the filter screen sliding cavity, the lower end face of the filter screen at the left side is fixedly connected with a left pull rope penetrating through the left-most filter screen sliding cavity, the lower end face of the filter screen at the right side is fixedly connected with a right pull rope penetrating through the right-most filter screen sliding cavity, the lower end wall of the rainwater collection cylinder cavity is fixedly connected with a weight sensor, the upper end face of the weight sensor is fixedly connected with a rainwater collection cylinder, a rainwater collection cavity with an upward opening is arranged in the rainwater collection cylinder, a sensing block positioned at the tail end of the upper side of the rainwater collection cavity is arranged in the left end wall of the rainwater collection cavity, a blocking slide block cavity extending upwards into the rainwater collection cavity is arranged at the, the utility model discloses a jam slider, including jam slider chamber, jam slider chamber downside is equipped with the driving pulley chamber, it is connected with upwards extends to block up slider intracavity downwardly extending to block up the little lead screw of driving pulley intracavity, screw-thread fit is connected with and is located on the little lead screw block intracavity just has the jam slider that sliding fit connects between the jam slider chamber.

3. The anti-clogging rain gauge according to claim 1, wherein a sliding bevel gear cavity is formed in the rear side of the gear cavity, a bevel gear cavity is formed in the lower side of the sliding bevel gear cavity, a motor fixedly connected with the main box body is arranged in the front side of the bevel gear cavity, a baffle gear shaft which extends backwards into the sliding bevel gear cavity and extends forwards into the gear cavity is connected in a rotationally matched manner in the rear end wall of the gear cavity, a cleaning rod gear shaft which extends forwards into the gear cavity is connected in a rotationally matched manner in the rear end wall of the gear cavity, a baffle gear which is meshed with the baffle is fixedly connected at the front end of the baffle gear shaft, a cleaning rod gear which is meshed with the baffle gear and meshed with the impurity push rod is fixedly connected at the front end of the cleaning rod gear shaft, a bevel gear is fixedly connected at the rear end of the baffle gear shaft, and a sliding bevel gear cavity upper end wall is rotationally matched with a cleaning rod gear which extends downwards and extends The bevel gear assembly comprises an upper transmission shaft in a bevel gear cavity, wherein a bevel gear shaft sleeve in the sliding bevel gear cavity is connected to the upper transmission shaft in a spline fit mode, the bevel gear shaft sleeve is fixedly connected with sliding bevel gears which are vertically symmetrical and can be meshed with the bevel gears by taking baffle gear shafts as centers, and sliding shaft sleeve seats are connected to the tail ends of the lower sides of the bevel gear shaft sleeve in a rotating fit mode.

4. The anti-clogging rain gauge according to claim 3, wherein an upper transmission shaft through cavity is formed through the sliding shaft sleeve seat up and down, the upper transmission shaft penetrates through the upper transmission shaft through cavity, a sleeve spring is fixedly connected between the end surface of the sliding shaft sleeve seat far away from the bevel gear shaft sleeve and the end wall of the sliding bevel gear cavity far away from the bevel gear shaft sleeve, the other end of the upper right pull rope is fixedly connected with the upper end surface of the sliding shaft sleeve seat on the upper side, the other end of the left pull rope is fixedly connected with the lower end surface of the sliding shaft sleeve seat on the lower side, the lower end of the upper transmission shaft is fixedly connected with an upper bevel gear, the rear end surface of the motor is fixedly connected with a motor shaft extending backwards into the bevel gear cavity, the rear end of the motor shaft is fixedly connected with a motor bevel gear engaged with the upper bevel gear, and the lower transmission shaft extending downwards into the belt wheel cavity and upwards into the bevel gear, the end of the upper side of the lower transmission shaft is fixedly connected with a lower transmission bevel gear meshed with the motor bevel gear, the end of the lower side of the lower transmission shaft is fixedly connected with a driving belt pulley, the end of the lower side of the small screw rod is fixedly connected with a driven belt pulley, the driven belt pulley and the driving belt pulley are connected in a power fit manner, and a belt pulley torsion spring is fixedly connected between the lower end surface of the small screw rod and the lower end wall of the transmission belt pulley cavity.

5. The anti-clogging rain gauge according to claim 4, wherein a tension pulley chamber is communicated with an upper side of the transmission pulley chamber, a tension pulley shaft extending downward into the transmission pulley chamber is fixedly connected to an upper end wall of the tension pulley chamber, a tension pulley shaft sleeve is connected to the tension pulley shaft in a sliding fit manner, a friction block abutted against an outer circumferential surface of the tension pulley shaft is fixedly connected to an inner wall of the tension pulley shaft sleeve, a tension pulley is connected to the tension pulley shaft sleeve in a rotating fit manner, a tension pulley electromagnet is fixedly connected to the upper end wall of the tension pulley chamber, and a tension pulley spring is fixedly connected between the tension pulley electromagnet and the tension pulley shaft sleeve.