CN213779135U

CN213779135U - Rectangular closed electromagnetic flow measuring box

Info

Publication number: CN213779135U
Application number: CN202022874705.XU
Authority: CN
Inventors: 赵志伟; 鲍子云; 王永平; 李帅; 田鹏; 夏石杰
Original assignee: Kaifeng Kailiu Meter Co ltd
Current assignee: Kaifeng Kailiu Meter Co ltd
Priority date: 2020-12-04
Filing date: 2020-12-04
Publication date: 2021-07-23
Anticipated expiration: 2030-12-04

Abstract

The utility model discloses a closed electromagnetism flow measurement box of rectangle relates to water conservancy technical field. The utility model discloses an impeller, conduction case and latch mechanism, the both sides of impeller are all rotated and are connected with the conduction case, and the inside of conduction case is provided with the cutting unit, and cutting unit and impeller fixed connection, and one side fixedly connected with latch mechanism that two conduction cases carried on the back mutually, the inside fixedly connected with blade of wheel frame, one side of wheel frame and with blade fixedly connected with guide piece. The utility model has the advantages that the inner part of the wheel frame is fixedly connected with the blades, so that the acting force of water flow is concentrated on the blades, the measured flow velocity of the water flow is more accurate, and the problem that the accuracy of data is influenced due to unstable water flow is solved; the end part of the clamping column is fixedly connected with the rubber sleeve, the rubber sleeve is tightly extruded between the joint and the clamping column, and then the joint and the clamping column are sealed, so that the problem that the equipment is damaged due to water seepage of the flow measuring box through the connecting hole is solved.

Description

Rectangular closed electromagnetic flow measuring box

Technical Field

The utility model belongs to the technical field of measure, especially, relate to a closed electromagnetism flow measurement box of rectangle.

Background

The flow meters are divided into ultrasonic open channel flow meters, Doppler open channel flow meters and multichannel open channel flow meters according to different measurement principles, are system monitoring equipment for measuring fluid flow in open channels or channels, and are suitable for flow measurement of rectangular and trapezoidal open channels and culverts such as reservoirs, rivers, hydraulic engineering, urban water supply, sewage treatment, farmland irrigation, water administration and water resources and the like.

1. The current flow measuring box is generally a box body which is arranged in a channel and a water tank and is provided with a specially-made overflow notch, when the water flow is large, an obvious water flow vortex is formed in the overflow notch, so that the water flow passing through the overflow notch is unstable, and the accuracy of water flow monitoring data is further influenced.

2. The flow measuring box can be immersed in the channel and the water tank when in use, and the flow measuring box needs to be connected with counting equipment when measuring the flow velocity, so that the flow velocity can be conveniently observed, the existing flow measuring box is poor in sealing of the joint of the flow measuring box and the connecting equipment, and the water seepage of the flow measuring box is realized through the connecting hole due to the acting force of water flow, so that the equipment is damaged.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a rectangle closed electromagnetism flow measurement case, through the inside of wheel frame and blade fixed connection, make the effort of rivers concentrate on the blade, then the rivers velocity of flow that measures is comparatively accurate, solved the rivers unstability, and then influenced the problem of data accuracy; the end part of the clamping column is fixedly connected with the rubber sleeve, the rubber sleeve is tightly extruded between the joint and the clamping column, and then the joint and the clamping column are sealed, so that the problem that the equipment is damaged due to water seepage of the flow measuring box through the connecting hole is solved.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model relates to a closed electromagnetism flow measurement box of rectangle, including impeller, conduction case and latch mechanism, the both sides of impeller are all rotated and are connected with the conduction case, and the inside of conduction case is provided with the cutting unit, and cutting unit and impeller fixed connection, and the cutting unit rotates with the conduction case to be connected, then when the impeller rotates, all rotates two cutting units rather than being connected, two one side fixedly connected with latch mechanism that the conduction case was carried on the back mutually, latch mechanism's inside is used for grafting counting equipment.

Further, the impeller includes wheel frame and blade, the inside fixedly connected with blade of wheel frame, one side of wheel frame and with blade fixedly connected with guide piece, will get into the inside debris of wheel frame and discharge to avoid impeller and cutting unit junction card to die, the through-hole has been seted up at the middle part of wheel frame, and one side fixedly connected with baffle of guide piece is kept away from to the wheel frame, the first semicircle department of wheel frame just is located blade outside fixedly connected with top shell, will be located the first rivers of blade and block, then make the effort of rivers only be used in the lower half of blade.

Further, the conduction case includes box and magnetic sheet, the magnetic sheet of two symmetries of the inside both sides wall fixedly connected with of box, there is the magnetism line of sensing, two between two magnetic sheets the equal fixedly connected with wire in both ends of magnetic sheet, the inside of box and the one side fixedly connected with conduction seat of keeping away from the impeller, the conduction seat is located the outside fixedly connected with conduction contact of box, conducts magnetism board, wire and conduction seat and connects, then from conduction contact transmission to outside.

Further, latch mechanism is including card post and rubber sleeve, card post fixed connection is in the one side that the impeller was kept away from to the box, and the conduction contact is located the inside of calorie post, the port department fixedly connected with rubber sleeve of card post, the bullport has been seted up to the centre of rubber sleeve, and the one side that the bullport is located the rubber sleeve outer end is great, is located the inside one end of rubber sleeve because the elastic seal of rubber sleeve.

Further, the cutting unit includes pivot and metal pole, the pivot is located the inside one end fixedly connected with two symmetrical metal poles of box for the line is felt to the magnetism of cutting between two magnetic sheets, two the other end fixedly connected with connecting seat of metal pole, just the connecting seat rotates with the conduction seat to be connected.

Further, two equal fixedly connected with mounting bracket in top of box, and the top surface of four mounting brackets all is in the coplanar, makes this device be convenient for install, and makes the conduction case of both sides be located the river bottom and be in same height.

The utility model discloses following beneficial effect has:

1. the utility model discloses an inside and blade fixed connection of wheel frame make the effort of rivers concentrate on the blade, then the measuring velocity of flow is comparatively accurate, and through being provided with two conduction boxes, makes its error littleer, has solved rivers unstability, and then has influenced the problem of discharge monitoring data's accuracy.

2. The utility model discloses a tip fixedly connected with rubber sleeve of card post connects to be convenient for insert by the guide effect of bullport when alternating, and inserts the back by the elastic reaction of rubber sleeve, makes the rubber sleeve closely extrude and connect between the card post, makes then to connect and block the post and seal, has solved the current surveying case and has seeped water through connecting the hole, then damages the problem of equipment.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

Drawings

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

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the impeller structure of the present invention;

fig. 3 is another view angle structure diagram of the impeller of the present invention;

FIG. 4 is a schematic view of a half-section of the conduction box of the present invention;

FIG. 5 is a schematic structural view of the cutting unit of the present invention;

fig. 6 is a schematic structural view of the clamping mechanism of the present invention.

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

100. an impeller; 110. a wheel frame; 120. a blade; 130. a guide piece; 140. a through hole; 150. a baffle plate; 160. a top shell; 200. a conductive box; 210. a box body; 220. a mounting frame; 230. a magnetic plate; 240. a wire; 250. a conductive base; 260. a conductive contact; 270. a cutting unit; 271. a rotating shaft; 272. a metal rod; 273. a connecting seat; 300. a clamping mechanism; 310. clamping the column; 320. a rubber sleeve; 330. and (4) guiding the hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Please refer to fig. 1-6, the utility model relates to a closed electromagnetism flow measuring box of rectangle, including impeller 100, conduction case 200 and latch mechanism 300, impeller 100's both sides are all rotated and are connected with conduction case 200, conduction case 200's inside is provided with cutting unit 270, and cutting unit 270 and impeller 100 fixed connection, cutting unit 270 rotates with conduction case 200 and is connected, then impeller 100 rotates the time, two cutting units 270 rather than being connected all rotate, one side fixedly connected with latch mechanism 300 that two conduction cases 200 carried on the back mutually, latch mechanism 300's inside is used for grafting the counting equipment.

As shown in fig. 2 and 3, the impeller 100 includes a rim 110 and blades 120, the blades 120 are fixedly connected to the inside of the rim 110, and the inner part of the wheel frame 110 is fixedly connected with the blades 120, so that the acting force of the water flow is concentrated on the blades 120, and the measured flow velocity of the water flow is relatively accurate, the guide piece 130 is fixedly connected with one side of the wheel frame 110 and the blades 120, after impurities enter the impeller 100 through the water flow, the blades 120 rotate to bring them into the guide pieces 130, the foreign materials are discharged by the guide pieces 130, therefore, the joint of the impeller 100 and the cutting unit 270 is prevented from being locked, the through hole 140 is formed in the middle of the wheel frame 110, the baffle 150 is fixedly connected to one side of the wheel frame 110, which is far away from the guide piece 130, the top shell 160 is fixedly connected to the upper half of the wheel frame 110 and is located on the outer side of the blade 120, and water flow located on the upper half of the blade 120 is blocked, so that the acting force of the water flow only acts on the lower half of the blade 120.

As shown in fig. 4 and 5, the conduction box 200 includes a box body 210 and magnetic plates 230, two symmetrical magnetic plates 230 are fixedly connected to two side walls inside the box body 210, a magnetic induction line exists between the two magnetic plates 230, two ends of each of the two magnetic plates 230 are fixedly connected with a conducting wire 240, a conduction seat 250 is fixedly connected to one side of the inside of the box body 210, which is far away from the impeller 100, the conduction seat 250 is located outside the box body 210 and is fixedly connected with a conduction contact 260, and the magnetic plates 230, the conducting wires 240 and the conduction seat 250 are in conduction connection and then transmitted to the outside from the conduction contact 260; the cutting unit 270 includes a rotating shaft 271 and two metal rods 272, one end of the rotating shaft 271 located inside the case 210 is fixedly connected with the two symmetrical metal rods 272, the impeller 100 rotates after the water flow passes through the impeller 100, and then the rotating shaft 271 rotates simultaneously, so that the metal rods 272 inside the rotating shaft rotate and cut the magnetic induction lines between the two magnetic plates 230, the other ends of the two metal rods 272 are fixedly connected with a connecting seat 273, and the connecting seat 273 is rotatably connected with the conducting seat 250; the top of two box 210 is two mounting brackets 220 of equal fixedly connected with, and the top surface of four mounting brackets 220 all is in the coplanar, makes this device be convenient for install, and makes the conduction case 200 of both sides be located the river bottom and be at the same height.

As shown in fig. 6, the latch mechanism 300 includes a latch 310 and a rubber sleeve 320, the latch 310 is fixedly connected to one side of the casing 210 away from the impeller 100, the conductive contact 260 is located inside the latch 310, the rubber sleeve 320 is fixedly connected to a port of the latch 310, a guide hole 330 is formed in the middle of the rubber sleeve 320, the side of the guide hole 330 located at the outer end of the rubber sleeve 320 is larger, and one end located inside the rubber sleeve 320 is sealed due to elasticity of the rubber sleeve 320.

The working principle is as follows:

when the device is used, the four mounting frames 220 are respectively fixed below a river channel through screws, so that river channel water flow can pass through the impeller 100, the counting device is inserted in the clamping mechanism 300, the rubber sleeve 320 is fixedly connected to the end part of the clamping column 310, the connector is conveniently inserted under the guiding action of the guide hole 330 during insertion, the rubber sleeve 320 is tightly extruded between the connector and the clamping column 310 under the elastic action of the rubber sleeve 320 after insertion, the connector is sealed with the clamping column 310, the acting force of the water flow is concentrated on the blade 120 due to the fixed connection between the inside of the wheel frame 110 and the blade 120, the measured water flow velocity is relatively accurate, after impurities enter the impeller 100 through the water flow, the blade 120 rotates to bring the impurities into the guide sheet 130, the impurities are discharged through the guide sheet 130, the blockage of the connection part of the impeller 100 and the cutting unit 270 is avoided, and when the impeller 100 rotates, the rotating shaft 271 rotates simultaneously, the metal rod 272 inside it is rotated and cuts the magnetic induction lines between the two magnetic plates 230, so that the counting device connected to it measures the water flow rate.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a closed electromagnetism flow box of rectangle, includes impeller (100), conduction case (200) and latch mechanism (300), its characterized in that: the both sides of impeller (100) all rotate and are connected with conduction case (200), and the inside of conduction case (200) is provided with cutting unit (270), and cutting unit (270) and impeller (100) fixed connection, two one side fixedly connected with latch mechanism (300) that conduction case (200) carried on the back mutually.

2. The rectangular enclosed type electromagnetic flow measuring box according to claim 1, wherein the impeller (100) comprises a wheel frame (110) and blades (120), the blades (120) are fixedly connected to the inside of the wheel frame (110), a guide piece (130) is fixedly connected to one side of the wheel frame (110) and the blades (120), a through hole (140) is formed in the middle of the wheel frame (110), a baffle (150) is fixedly connected to one side of the wheel frame (110) far away from the guide piece (130), and a top shell (160) is fixedly connected to the upper half circle of the wheel frame (110) and located on the outer side of the blades (120).

3. The rectangular enclosed type electromagnetic flow measuring box according to claim 1, wherein the conduction box (200) comprises a box body (210) and two magnetic plates (230), two symmetrical magnetic plates (230) are fixedly connected to two side walls inside the box body (210), two ends of each of the two magnetic plates (230) are fixedly connected with a conducting wire (240), a conduction seat (250) is fixedly connected to one side of the inside of the box body (210) far away from the impeller (100), and a conduction contact (260) is fixedly connected to the outside of the box body (210) of the conduction seat (250).

4. The rectangular closed type electromagnetic flow measuring box according to claim 1, wherein the clamping mechanism (300) comprises a clamping column (310) and a rubber sleeve (320), the clamping column (310) is fixedly connected to one side, away from the impeller (100), of the box body (210), the conducting contact (260) is located inside the clamping column (310), the rubber sleeve (320) is fixedly connected to a port of the clamping column (310), and a guide hole (330) is formed in the middle of the rubber sleeve (320).

5. The rectangular enclosed type electromagnetic flow measuring box according to claim 3, wherein the cutting unit (270) comprises a rotating shaft (271) and two metal rods (272), wherein two symmetrical metal rods (272) are fixedly connected to one end of the rotating shaft (271) located inside the box body (210), a connecting seat (273) is fixedly connected to the other end of the two metal rods (272), and the connecting seat (273) is rotatably connected to the conducting seat (250).

6. The rectangular enclosed electromagnetic flow measuring box of claim 3, wherein two mounting frames (220) are fixedly connected to the top of each of the two box bodies (210), and the top surfaces of the four mounting frames (220) are all in the same plane.