CN211259765U - Anti-backflow valve of self-rotating water meter - Google Patents

Abstract

The utility model provides a rotation water gauge prevent valve that flows backwards, including body, tube seat, card strip, the fixed block, the carousel, the spliced pole, the axis, the plate body, prevent contrary board and hinge, body left side middle part embedding is provided with the tube seat, integrative the being provided with card strip in tube seat inner wall middle part, body top middle part an organic whole is provided with the fixed block, fixed block top middle part is provided with the spliced pole, spliced pole top fixedly connected with carousel, spliced pole bottom fixedly connected with axis, outer wall fixedly connected with plate body around the axis, axis top left and right sides fixedly connected with hinge, the equal fixedly connected with of hinge bottom prevents contrary board. The utility model discloses whole device stable in structure has good anti-reflux ability, uses convenient operation, has good leakproofness, and the water guide is effectual, has very high spreading value.

Description

Anti-backflow valve of self-rotating water meter

Technical Field

The utility model relates to a valve equipment technical field specifically is a rotation water gauge valve.

Background

The water meter is an instrument for measuring water flow, mostly the accumulated flow measurement of water, generally divided into a positive displacement water meter and a speed water meter, originated in the uk, the development of the water meter has been in the history of nearly two hundred years, when the specification of the water meter is selected, the size and the flow range of the used flow under the normal condition are firstly estimated, then the water meter with the specification of which the common flow is closest to the value is selected as a first choice, and when the water meter is installed, a valve is required to be installed for the on-off work of the water flow in the pipe.

At present, the valve on the market divide into ball valve, butterfly valve etc. in the use, when intraductal rivers were against the current, can't play good check and keep off the effect, therefore when being used for the water gauge count, the rivers of flowing against the current can influence the data of water gauge count, are unfavorable for the calculation of water fee, and the most current valve simultaneously is threaded connection, and the leakproofness is relatively poor, thereby inside the easy thread groove leading-in valve of rivers to make the inside rust of valve, the influence is used.

Therefore, further research needs to be carried out on the backflow prevention valve of the existing self-rotating water meter, and the backflow prevention valve of the self-rotating water meter is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving among the prior art to not having the relatively poor technical problem of anti-reflux ability, leakproofness, providing a rotation water gauge prevent valve that flows backwards, through setting up parts such as body, card strip, fixed block, carousel, spliced pole, axis, plate body and anti-reverse board for rotation water gauge prevent valve that flows backwards have good anti-reflux ability, use convenient operation has good leakproofness, and the water guide is effectual, has extensive practicality to the valve equipment field.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a valve prevents flowing backwards of rotation water gauge, includes body, tube seat, card strip, fixed block, carousel, spliced pole, axis, plate body, anti-reverse board and hinge, body left side middle part embedding is provided with the tube seat, integrative the being provided with card strip in tube seat inner wall middle part, body top middle part an organic whole is provided with the fixed block, fixed block top middle part is provided with the spliced pole, spliced pole top fixedly connected with carousel, spliced pole bottom fixedly connected with axis, outer wall fixedly connected with plate body around the axis, axis top left and right sides fixedly connected with hinge, the equal fixedly connected with anti-reverse board in hinge bottom.

As a further aspect of the present invention: the plate body is discoid and sets up, and plate body and anti-contrary board are perpendicular setting.

As a further aspect of the present invention: the plate body is characterized in that grooves are formed in the front end and the rear end of the right side of the plate body in an embedded mode, the grooves are matched with the anti-reverse plate, the inner side of each groove inclines to the outer side, and the outer side of each groove is flush with the surface of the plate body.

As a further aspect of the present invention: the quantity of preventing contrary board is 2, and prevents against contrary board and all be the semicircle setting, and prevent against contrary board diameter and be less than the plate body diameter.

As a further aspect of the present invention: the outer wall of the bottom end of the connecting column is integrally provided with a disc, and the diameter length of the disc is greater than that of the connecting column.

As a further aspect of the present invention: the clamping strip is in a long strip shape, and the clamping strip is in a right-angled trapezoid column shape.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses an equal embedding in plate body right side front and back both ends is provided with the recess, and the recess agrees with preventing the adverse current board, and the recess is and is set up by inboard slope to the outside, and the recess outside keeps level with plate body surface, the plate body has good check rivers and drainage effect, when opening the water valve, inside rivers of tube bank will prevent the adverse current board and strike to the right side top, prevent the adverse current board outer wall and follow the recess lapse, thereby crisscross with the plate body, carry out the water guide work, when the inside rivers of tube bank are against the current, rivers reverse impact, will prevent the adverse current board left side extrusion, make prevent adverse current board and groove joint, thereby reach and prevent the adverse current effect, avoid equipment when using, the inside rivers of tube bank are against the current, influence the count work of outside.

2. The utility model discloses a quantity of preventing against the board is 2, and prevent against the board and all be the semicircle form setting, and prevent against the board diameter and be less than the plate body diameter, prevent against the board and have good ability against the current of preventing, when rivers are against the current, it is fixed with plate body outside recess joint to prevent against the board, thereby carry out the check and keep off and prevent work against the current, avoid the inside rivers of tube seat to flow against the current, influence the count work of outside water gauge, prevent simultaneously against the board diameter and be less than the setting of plate body diameter, make and prevent against the board area and be less than the plate body, avoid the valve to block at the rotation in-process, thereby influence the.

3. This practicality is through spliced pole bottom outer wall an organic whole is provided with the disc, and disc diameter length is greater than spliced pole diameter length, through the setting of disc, makes spliced pole and fixed block be the fold setting, and leakproofness when increasing spliced pole and fixed block are connected avoids equipment in the use, and inside water leaked into the fixed block from spliced pole and fixed block joint gap to the time spliced pole oxidation rusts, influences the use.

In conclusion, the whole device has the advantages of stable structure, good anti-reflux capacity, convenient use and operation, good sealing performance, good water guide effect and high popularization value.

Drawings

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

Fig. 2 is a schematic view of the overall cross-sectional structure of the present invention.

Fig. 3 is a schematic view of the partial cross-sectional structure of the tube body of the present invention.

Fig. 4 is a schematic view of the front section structure of the middle axle of the present invention.

Fig. 5 is a schematic view of the side section structure of the middle axle of the present invention.

Fig. 6 is an enlarged view of a portion a in fig. 3 according to the present invention.

In the figure: the pipe comprises a pipe body 1, a pipe groove 101, a clamping strip 102, a fixing block 2, a rotary table 3, a connecting column 301, a middle shaft 4, a plate body 401, an anti-reverse plate 402 and a hinge 403.

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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 6, the present invention provides a backflow prevention valve for a self-rotating water meter, comprising: the utility model provides a valve prevents flowing backwards of rotation water gauge, including body 1, chase 101, card strip 102, the fixed block 2, carousel 3, spliced pole 301, axis 4, plate body 401, prevent contrary board 402 and hinge 403, the embedding of 1 left side middle part of body is provided with chase 101, 101 inner wall middle part an organic whole of chase is provided with card strip 102, 1 top middle part an organic whole of body is provided with fixed block 2, 2 top middle parts of fixed block are provided with spliced pole 301, spliced pole 301 top fixedly connected with carousel 3, spliced pole 301 bottom fixedly connected with axis 4, outer wall fixedly connected with plate body 401 around 4 in the axis, 4 top left and right sides fixedly connected with hinges 403 in the axis, equal fixedly connected with in hinge 403 bottom prevents contrary board 402.

Further, plate body 401 is discoid setting, and plate body 401 is perpendicular setting with anti-contrary board 402, plate body 401 has good check and keeps off rivers and drainage effect, during the use, through rotating carousel 3, carousel 3 drives plate body 401 through spliced pole 301 and rotates, thereby reach the effect of switch, when rotating plate body 401 with duct 101 inner wall level simultaneously, anti-contrary board 402 is perpendicular with duct 101 inner wall, make the contact of increase anti-contrary board 402 and rivers, avoid the inside rivers backward flow of duct 101.

Further, the equal embedding in both ends is provided with the recess around plate body 401 right side, and the recess agrees with anti-reverse plate 402, and the recess is by inboard slope setting to the outside, and the recess outside is equal with plate body 401 surface, plate body 401 has good check and keeps off rivers and drainage effect, when opening the water valve, the inside rivers of tube seat 101 will prevent that reverse plate 402 from strikeing to the right side top, prevent that reverse plate 402 outer wall from upwards sliding along the recess, thereby crisscross with plate body 401, carry out the water guide work, when the inside rivers of tube seat 101 are against the current, rivers reverse impact, will prevent that reverse plate 402 extrudees to the left side, make anti-reverse plate 402 and recess joint, thereby reach anti-reverse current effect, avoid equipment when using, the inside rivers of tube seat 101 are against the current, influence the count work of outside water gauge.

Further, the quantity of preventing against board 402 is 2, and prevent against board 402 and all be the semicircle form setting, and prevent against board 402 diameter and be less than plate body 401 diameter, prevent against board 402 and have good ability against the current of preventing, when rivers flow against the current, it is fixed with plate body 401 outside groove joint to prevent against board 402, thereby carry out the check and keep off and prevent work against the current, avoid the inside rivers of tub 101 to flow against the current, influence the count work of outside water gauge, prevent simultaneously that against board 402 diameter is less than the setting of plate body 401 diameter, make and prevent against board 402 area and be less than plate body 401, avoid the valve to block at the rotation in-process, thereby influence the operation.

Further, spliced pole 301 bottom outer wall an organic whole is provided with the disc, and disc diameter length is greater than spliced pole 301 diameter length, through the setting of disc, makes spliced pole 301 be the fold setting with fixed block 2, increases the leakproofness when spliced pole 301 is connected with fixed block 2, avoids equipment in the use, and water leaks into fixed block 2 inside from spliced pole 301 and 2 joint gaps of fixed block to during spliced pole 301 oxidation rust, the influence is used.

Further, card strip 102 is rectangular form setting, and card strip 102 is the setting of right trapezoid column, and card strip 102 has good check to keep off the effect, can carry on spacingly to plate body 401 and anti-contrary board 402 during the use, makes plate body 401 and chase 101 keep the level, avoids making and prevents against the unable level that keeps of board 402 and chase 101 inner wall because of plate body 401 is excessively rotatory to make and prevent against the slope of board 402, the work is prevented against the current in the influence.

The working principle is as follows: firstly, connect body 1 with external water meter, in use, rotate carousel 3, carousel 3 drives plate body 401 through spliced pole 301 and rotates and open, simultaneously because the check effect of card strip 102 makes plate body 401 rotate and pipe chase 101 inner wall level, prevent that adverse current board 402 is perpendicular with pipe chase 101 inner wall, make the contact of increasing adverse current board 402 and rivers, avoid the inside rivers backward flow of pipe chase 101, when the water valve is opened, the inside rivers of pipe chase 101 will prevent that adverse current board 402 is towards the upper right side impact, prevent that the external wall of adverse current board 402 slides along the recess is upwards, thereby it is crisscross with plate body 401, carry out water guide work, when the inside rivers of pipe chase 101 are against the current, rivers reverse impact, will prevent that adverse current board 402 extrudees to the left side, make prevent that adverse current board 402 and recess joint, thereby reach and prevent against the adverse current effect, use the back-closed can.

The above is only the preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, without departing from the concept of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent.

Claims (6)

1. The utility model provides a valve prevents flowing backwards of rotation water gauge, includes body (1), chase (101), card strip (102), fixed block (2), carousel (3), spliced pole (301), axis (4), plate body (401), prevents contrary board (402) and hinge (403), its characterized in that: body (1) left side middle part embedding is provided with chase (101), chase (101) inner wall middle part an organic whole is provided with card strip (102), body (1) top middle part an organic whole is provided with fixed block (2), fixed block (2) top middle part is provided with spliced pole (301), spliced pole (301) top fixedly connected with carousel (3), spliced pole (301) bottom fixedly connected with axis (4), outer wall fixedly connected with plate body (401) around axis (4), axis (4) top left and right sides fixedly connected with hinge (403), equal fixedly connected with in hinge (403) bottom prevents contrary board (402).

2. The backflow prevention valve of a spinning water meter as claimed in claim 1, wherein the plate body (401) is disposed in a disc shape, and the plate body (401) is disposed perpendicular to the backflow prevention plate (402).

3. The backflow prevention valve of a self-rotating water meter according to claim 1, wherein the plate body (401) is provided with grooves at both the front and rear ends on the right side, the grooves are engaged with the backflow prevention plate (402), the grooves are inclined from the inside to the outside, and the outside of the grooves is flush with the surface of the plate body (401).

4. The backflow prevention valve of a spinning water meter as claimed in claim 1, wherein the number of the backflow prevention plates (402) is 2, the backflow prevention plates (402) are arranged in a semicircular shape, and the diameter of the backflow prevention plate (402) is smaller than that of the plate body (401).

5. The backflow prevention valve of a self-rotating water meter as claimed in claim 1, wherein a disk is integrally formed on the outer wall of the bottom end of the connecting column (301), and the diameter length of the disk is greater than that of the connecting column (301).

6. The anti-backflow valve of a self-rotating water meter according to claim 1, wherein the clamping strip (102) is arranged in an elongated shape, and the clamping strip (102) is arranged in a right trapezoid column shape.

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