CN212963489U

CN212963489U - Flowmeter for measuring sewage flow of liquid

Info

Publication number: CN212963489U
Application number: CN202022422609.1U
Authority: CN
Inventors: 刘旭
Original assignee: Tianjin Kindy Precision Instrument Co ltd
Current assignee: Tianjin Kindy Precision Instrument Co ltd
Priority date: 2020-10-27
Filing date: 2020-10-27
Publication date: 2021-04-13
Anticipated expiration: 2030-10-27

Abstract

The utility model belongs to the technical field of sewage flow meters, in particular to a flow meter for measuring sewage flow by liquid, which comprises a shell and a detector fixedly arranged at the top of the shell, wherein the bottom of the detector is fixedly connected with a detection rod, the detection rod is positioned inside the shell, two filter screens which are symmetrically distributed are detachably connected inside the shell, and the detection rod is positioned between the two filter screens; the utility model discloses filth and impurity can be by the separation in the outside of filter screen during the use, can prevent to appear contacting between measuring bar and the filth, prevent measuring bar surface adhesion filth, improved the precision that the measuring bar detected, make the flowmeter to flow detection more accurate of sewage, long-time work back, the pull rod on the outside pulling connecting block can be with the filter screen take out in the casing, the installation is dismantled conveniently, conveniently carry out the regular cleaning work of filter screen, guarantee the normal filtering work of filter screen.

Description

Flowmeter for measuring sewage flow of liquid

Technical Field

The utility model belongs to the technical field of the sewage flowmeter, concretely relates to a flowmeter for liquid measurement sewage flow.

Background

The flow meter is an instrument for measuring the flow of fluid in a pipeline or an open channel, and is divided into a liquid flow meter and a gas flow meter according to media, wherein a sewage flow meter is a commonly used liquid flow meter, the measurement of sewage flow becomes the basis of the country for environmental protection along with the development of the society, the implementation of the management and control of discharged sewage is an important means of the country for environmental protection, and the sewage flow meter is generally adopted for sewage flow detection at present.

Present sewage flowmeter is when using, and direct and rivers pipe connection, inside the sewage flowed to the flowmeter, the impact test rod carried out detection work, but a large amount of filths and impurity of sea oil in the sewage, filth and impurity can the adhesion on the test rod in the testing process, make the test rod impaired easily, reduce the detection precision of test rod, and then reduce the precision that sewage flow detected.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a flowmeter for liquid measurement sewage flow has the characteristics of guaranteeing to detect the precision.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a flowmeter for fluid measurement sewage flow, includes casing and fixed mounting in the detector at casing top, detector bottom fixedly connected with detection lever, the detection lever is located inside the casing, the casing is inside can dismantle and be connected with two filter screens that are the symmetric distribution, the detection lever is located two between the filter screen, shells inner wall sets up two mounting grooves that are the symmetric distribution, two the mounting groove outside end all has the opening, two the equal fixedly connected with connecting block in filter screen top, two sliding mounting is respectively in two inside the mounting groove, the equal fixedly connected with pull rod of connecting block lateral wall, the pull rod is located inside the mounting groove.

Preferably, the connecting block and the mounting groove are both T-shaped structures.

Preferably, the inner side wall of the mounting groove is provided with a groove.

Preferably, the inner side wall of the connecting block is fixedly connected with a connecting plate, the other end of the connecting plate is fixedly connected with an elastic sheet, and the elastic sheet is clamped and installed inside the groove.

Preferably, the top and the bottom of the elastic sheet are fixedly connected with ejector blocks, and the two ejector blocks are respectively contacted with the top and the bottom of the groove.

Preferably, one end, far away from the connecting block, of the top block is arc-shaped.

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

the utility model is provided with two filter screens which can be connected with each other inside the shell, the two filter screens can wrap the detection rod inside, the filth and the impurity in the sewage can be blocked outside the filter screens when in use, can prevent the detection rod from contacting with dirt, prevent the surface of the detection rod from adhering the dirt, improve the detection precision of the detection rod, enable the flow meter to detect the flow of the sewage more accurately, a connecting block at the top of the filter screen is slidably arranged in a mounting groove on the inner wall of the shell, two jacking blocks at the top and the bottom of a spring sheet on the side wall of the connecting block respectively jack the top and the bottom of a groove on the mounting groove, improve the stability of the filter screen when in use, and after long-time work, pull rod on the outside pulling connecting block can be with the filter screen take out in the casing, and the installation is dismantled conveniently, conveniently carries out the regular cleaning work of filter screen, guarantees the normal filter work of filter screen.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is a schematic side view of the present invention;

fig. 4 is a schematic view of the overlooking structure of the middle filter screen of the present invention.

In the figure: 1. a housing; 11. a detector; 111. a detection lever; 12. mounting grooves; 121. a groove; 2. filtering with a screen; 21. connecting blocks; 211. a pull rod; 212. a connecting plate; 3. a spring plate; 31. and (7) a top block.

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. 1-4, the present invention provides the following technical solutions: the utility model provides a flowmeter for liquid measurement sewage flow, including casing 1 and the detector 11 of fixed mounting at 1 top of casing, detector 11 bottom fixedly connected with detection lever 111, detection lever 111 is located inside 1 casing, 1 inside detachably connected with of casing is two filter screens 2 that are the symmetric distribution, detection lever 111 is located between two

filter screens

2, 1 inner wall of casing has been seted up two mounting grooves 12 that are the symmetric distribution, two mounting groove 12 outside ends all have the opening, the equal fixedly connected with connecting block 21 in 2 tops of two filter screens, two connecting block 21 respectively slidable mounting inside two mounting grooves 12, the equal fixedly connected with pull rod 211 of connecting block 21 lateral wall, pull rod 211 is located inside mounting groove 12.

In this embodiment: the sewage flow meter comprises a shell 1, a detector 11 arranged at the top of the shell 1 and a detection rod 111 arranged at the bottom of the detector 11 are combined to form a sewage flow meter, the shell 1 is arranged on a water flow pipeline, when the sewage flow meter works, the water flow enters the shell 1 along the water flow pipeline, the water flow can impact the detection rod 111 arranged in the shell 1, sensing detection is carried out through the detector 11 to obtain the sewage flow in a certain time, the use is convenient, two filter screens 2 which are symmetrically distributed are arranged in the shell 1, and the two filter screens 2 are connected with each other, so that the detection rod 111 can be wrapped in the two filter screens 2, in the use process, dirt and impurities in the sewage can be filtered out through the two filter screens 2, the dirt and the impurities are blocked outside the filter screens 2, the contact between the detection rod 111 and the dirt can be effectively prevented, the dirt is prevented from being adhered to the surface, the detection precision of the detection rod 111 is improved, the flow rate of sewage is detected more accurately by the flowmeter, the connecting blocks 21 are fixed at the tops of the two filter screens 2, the two connecting blocks 21 are respectively and slidably mounted inside the two mounting grooves 12 on the inner wall of the shell 1, the pull rods 211 are fixed on the outer side walls of the two connecting blocks 21, a worker takes the shell 1 down after working for a long time and then pulls the pull rods 211 outwards, the pull rods 211 are located inside the mounting grooves 12, and the outer side ends of the mounting grooves 12 are provided with openings, so that the pull rods 211 can move towards the outside of the shell 1 from the openings at the outer side ends of the mounting grooves 12 to drive the filter screens 2 to take out from the inside of the shell 1, the operation is simple, the filter screens 2 can be taken out from the inside of the shell 1 conveniently, the cleaning work of the filter screens 2 can be carried out after the filter screens 2 are taken, put back casing 1 inside again after clearing up filter screen 2, then install casing 1 and go back to and can continue to detect work on the rivers pipeline, the installation is dismantled conveniently, conveniently carries out filter screen 2's periodic cleaning work, guarantees filter screen 2's normal filtration work, can not influence the flow of sewage simultaneously, guarantees the normal clear of detecting work.

In fig. 3: connecting block 21 and mounting groove 12 are T shape structure, make connecting block 21 keep rectilinear movement all the time in mounting groove 12 inside, stability when having improved connecting block 21 and filter screen 2 and removing.

In fig. 1, 2 and 4: the inner side wall of the mounting groove 12 is provided with a groove 121, the inner side wall of the connecting block 21 is fixedly connected with a connecting plate 212, the other end of the connecting plate 212 is fixedly connected with an elastic sheet 3, the elastic sheet 3 is clamped and mounted inside the groove 121, the top and the bottom of the elastic sheet 3 are fixedly connected with ejector blocks 31, the two ejector blocks 31 are respectively contacted with the top and the bottom of the groove 121, when the filter screen 2 is remounted, the connecting block 21 is placed inside the mounting groove 12, the pull rod 211 is pushed inwards to enable the connecting block 21 to drive the filter screen 2 to move towards the inside of the shell 1, the ejector blocks 31 at the top and the bottom of the elastic sheet 3 on the inner side wall of the connecting block 21 are contacted with the top and the bottom of the groove 121, one end of the ejector block 31, which is far away from the connecting block 21, is arc-shaped, therefore, the two ejector blocks 31, continue inside promotion pull rod 211 to make the inside wall contact of connecting block 21 inside wall and mounting groove 12, kicking block 31 enters into recess 121 inside completely this moment, 3 kick-backs of shell fragment make two kicking blocks 31 top and bottom of fore-set recess 121 respectively, and then with connecting block 21 and filter screen 2's rigidity, conveniently carry out filter screen 2's fixed work, stability when having improved filter screen 2 and using, guarantee filter screen 2's normal use, shell fragment 3 links together with connecting block 21 through connecting plate 212, the fastness of shell fragment 3 structure and the stability when using have been improved.

The utility model discloses a theory of operation and use flow: inside sewage entered into casing 1 during the use, two filter screens 2 can be with filth and impurity separation in sewage in the outside of filter screen 2, can prevent to appear the contact between measuring bar 111 and the filth, prevent measuring bar 111 surface adhesion filth, the precision that measuring bar 111 detected has been improved, make the flowmeter to detect more accurate to the flow of sewage, after long-time work, outside pulling pull rod 211 makes connecting block 21 outwards remove in mounting groove 12 inside, continue to stimulate pull rod 211 and take out filter screen 2 from casing 1, can clear up filter screen 2 after taking out filter screen 2, put filter screen 2 back to casing 1 inside again after the clearance is accomplished, then install casing 1 back on the rivers pipeline and continue to detect the work, the installation is dismantled conveniently, conveniently carry out the regular cleaning work of filter screen 2, guarantee filter screen 2's normal filtration work.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. 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 flowmeter for liquid measurement of sewage flow, comprising a housing (1) and a detector (11) fixedly mounted on top of said housing (1), characterized in that: detector (11) bottom fixedly connected with check rod (111), check rod (111) are located inside casing (1), casing (1) is inside can dismantle and be connected with two filter screen (2) that are the symmetric distribution, check rod (111) are located two between filter screen (2), casing (1) inner wall is seted up two mounting groove (12) that are the symmetric distribution, two mounting groove (12) outside end all has the opening, two the equal fixedly connected with connecting block (21) in filter screen (2) top, two connecting block (21) is sliding mounting respectively two inside mounting groove (12), the equal fixedly connected with pull rod (211) of connecting block (21) lateral wall, pull rod (211) are located inside mounting groove (12).

2. The flowmeter for liquid measurement of sewage flow of claim 1, further comprising: the connecting block (21) and the mounting groove (12) are both T-shaped structures.

3. The flowmeter for liquid measurement of sewage flow of claim 1, further comprising: the inner side wall of the mounting groove (12) is provided with a groove (121).

4. A flowmeter for liquid measurement of sewage flow according to claim 3, characterized by: the connecting block (21) is characterized in that a connecting plate (212) is fixedly connected to the inner side wall of the connecting block, an elastic sheet (3) is fixedly connected to the other end of the connecting plate (212), and the elastic sheet (3) is clamped and installed in the groove (121).

5. The flowmeter for liquid measurement of sewage flow of claim 4, further comprising: the top and the bottom of the elastic sheet (3) are fixedly connected with ejector blocks (31), and the two ejector blocks (31) are respectively contacted with the top and the bottom of the groove (121).

6. The flowmeter for liquid measurement of sewage flow of claim 5, further comprising: one end, far away from the connecting block (21), of the top block (31) is arc-shaped.