CN211783687U

CN211783687U - Flowmeter capable of performing dirt separation work

Info

Publication number: CN211783687U
Application number: CN202020790567.4U
Authority: CN
Inventors: 石瑞强
Original assignee: Beijing Precise Intelligent Technology Co ltd
Current assignee: Beijing Precise Intelligent Technology Co ltd
Priority date: 2020-05-13
Filing date: 2020-05-13
Publication date: 2020-10-27
Anticipated expiration: 2030-05-13

Abstract

The utility model discloses a flow meter capable of performing dirt-proof work, which comprises a shell, an upper cover, a lower cover and a sundry blocking unit; a housing: a rotating wheel for measuring water flow is mounted inside the shell, a rotating shaft is movably sleeved inside the shell, a water outlet is formed in the left end of the shell, and a water inlet is formed in the right end of the shell; and (4) covering: the upper cover is fixedly connected to the upper end of the side face of the shell, the upper end of the upper cover is provided with a counter, and the lower end of the counter is fixedly sleeved with a sealing ring; a lower cover: the lower cover is fixedly connected to the lower end of the side face of the shell, a thrust bearing is fixedly connected to the lower end face of the lower cover, the inner side face of an inner ring of the thrust bearing is fixedly sleeved at the lower end of the side face of the rotating shaft, and a thrust bearing seat is fixedly connected to the lower end of the thrust bearing; this can separate dirty work's flowmeter can be fine separate the impurity of aquatic, guarantee that the inside precision part of flowmeter is not influenced, improve the accuracy of testing data.

Description

Flowmeter capable of performing dirt separation work

Technical Field

The utility model relates to a flowmeter technical field specifically is a can separate flowmeter of dirty work.

Background

The flowmeter is known by its english name flowmeter, which is defined by the national committee for the examination and determination of scientific and technical terms as: meters that indicate the measured flow rate and/or the total amount of fluid in a selected time interval. Simply a meter for measuring the flow of fluid in a pipe or open channel. The flow meters are classified into differential pressure type flow meters, rotor flow meters, throttle type flow meters, slit flow meters, volumetric flow meters, electromagnetic flow meters, ultrasonic flow meters, and the like. Classifying according to media: liquid flow meters and gas flow meters.

There is provided a flow meter for connection to a water pipe or other meter, comprising: the meter body is provided with a first interface and a second interface, the first interface is connected with a water pipe, the second interface is connected with other meters, and the outer diameter of the second interface is smaller than that of the first interface. The first interface is a water inlet, the second interface is a water outlet, and after fluid enters the meter body through the first interface, the meter body calculates the flow, and then the fluid flows out of the meter body through the second interface.

However, the existing flowmeters do not have the function of dirt separation, so that impurities in water enter into precision parts such as gears of the flowmeters and influence data detected by the flowmeters.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide a can separate the flowmeter of dirty work, can be fine separate the impurity of aquatic, guarantee that the inside precision part of flowmeter is not influenced, improve the accuracy of testing data, can effectively solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a flow meter capable of performing dirt separation work comprises a shell, an upper cover, a lower cover and a sundry separation unit;

a housing: a rotating wheel for measuring water flow is mounted inside the shell, a rotating shaft is movably sleeved inside the shell, a water outlet is formed in the left end of the shell, and a water inlet is formed in the right end of the shell;

and (4) covering: the upper cover is fixedly connected to the upper end of the side face of the shell, the upper end of the upper cover is provided with a counter, and the lower end of the counter is fixedly sleeved with a sealing ring;

a lower cover: the lower cover is fixedly connected to the lower end of the side face of the shell, a thrust bearing is fixedly connected to the lower end face of the lower cover, the inner side face of an inner ring of the thrust bearing is fixedly sleeved at the lower end of the side face of the rotating shaft, and a thrust bearing seat is fixedly connected to the lower end of the thrust bearing;

sundry blocking unit: the sundries blocking unit is arranged at the water inlet;

wherein: the water inlet and the water outlet are arranged on the shell, and sixteen threaded holes are formed in the shell and are evenly distributed on the water inlet and the water outlet of the shell.

Further, debris separation unit contains impeller, support ring, filter screen, bracing piece, minor axis and a support section of thick bamboo, the support ring is installed on the right-hand member of water inlet, the fixed cover of lateral surface right-hand member of a support section of thick bamboo is connected on the medial surface of support ring, filter screen fixed connection is at the left end of a support section of thick bamboo, the both ends of bracing piece are fixed connection respectively on the medial surface of a support section of thick bamboo, minor axis fixed connection is at the left surface middle part of bracing piece, the impeller activity cup joints on the side of minor axis. When water enters the flowmeter from the water inlet, the water enters the flowmeter through the filter screen, stains and impurities in the water can be blocked by the filter screen, the water flow can also push the impeller to rotate, the impeller rotates to stir the stains and the impurities attached to the filter screen, and the excessive impurities are prevented from being adhered to the filter screen.

Furthermore, still include the hole of permeating water, the hole of permeating water is seted up on the side of a support section of thick bamboo. Through the hole of permeating water, can increase the inflow of flowmeter.

Furthermore, the support ring further comprises eight round holes, wherein the round holes are formed in the support ring and correspond to the threaded holes in position. Through the round hole, can fix the support ring in the water inlet department of flowmeter.

Furthermore, the short shaft fixing device further comprises a blocking piece which is fixedly connected to the left end of the short shaft. Through the separation blade, can guarantee that the impeller can not break away from the minor axis when discharge is big.

Compared with the prior art, the beneficial effects of the utility model are that: this flowmeter that can separate dirty work has following benefit:

1. the flowmeter capable of performing dirt separation work is provided with the sundries separation unit, when water enters the flowmeter from the water inlet, the water enters the flowmeter through the filter screen, dirt and impurities in the water are blocked by the filter screen, the water flow can also push the impeller to rotate, the dirt and the impurities attached to the filter screen can be stirred down by the rotation of the impeller, and excessive impurities are prevented from being adhered to the filter screen;

2. the flowmeter capable of separating dirt is provided with the water permeable holes, so that water flow can be ensured not to be reduced while dirt and impurities in water are separated, and the impeller can be ensured to stably work when the water pressure is high due to the baffle plate;

3. this can separate dirty work's flowmeter can be fine separate the impurity of aquatic, guarantee that the inside precision part of flowmeter is not influenced, improve the accuracy of testing data.

Drawings

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

FIG. 2 is an enlarged view of the baffle plate of the present invention;

fig. 3 is a schematic view of the thrust bearing of the present invention.

In the figure: the device comprises a shell 1, an upper cover 2, a lower cover 3, a sealing ring 4, a counter 5, a thrust bearing 6, a thrust bearing seat 7, a water inlet 8, a sundry blocking unit 9, an impeller 91, a support ring 92, a filter screen 93, a support rod 94, a short shaft 95, a support barrel 96, a water outlet 10, a threaded hole 11, a water permeable hole 12, a round hole 13 and a baffle 14.

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. 1-3, the present invention provides a technical solution: a flow meter capable of performing dirt separation work comprises a shell 1, an upper cover 2, a lower cover 3 and a sundry separation unit 9;

a housing 1: a rotating wheel for measuring water flow is arranged in the shell 1, a rotating shaft is movably sleeved in the shell 1, a water outlet 10 is formed in the left end of the shell 1, and a water inlet 8 is formed in the right end of the shell 1;

an upper cover 2: the upper cover 2 is fixedly connected to the upper end of the side face of the shell 1, the upper end of the upper cover 2 is provided with a counter 5, and the lower end of the counter 5 is fixedly sleeved with a sealing ring 4;

a lower cover 3: the lower cover 3 is fixedly connected to the lower end of the side face of the shell 1, the lower end face of the lower cover 3 is fixedly connected with a thrust bearing 6, the inner side face of an inner ring of the thrust bearing 6 is fixedly sleeved at the lower end of the side face of the rotating shaft, and the lower end of the thrust bearing 6 is fixedly connected with a thrust bearing seat 7;

sundry blocking unit 9: the sundries blocking unit 9 is arranged at the water inlet 8; debris separation unit 9 contains impeller 91, support ring 92, filter screen 93, bracing piece 94, minor axis 95 and a support section of thick bamboo 96, support ring 92 installs on the right-hand member face of water inlet 8, the fixed cover of lateral surface right-hand member of a support section of thick bamboo 96 is connected on the medial surface of support ring 92, filter screen 93 fixed connection is at the left end of a support section of thick bamboo 96, the both ends of support bar 94 are fixed connection respectively on the medial surface of a support section of thick bamboo 96, minor axis 95 fixed connection is in the middle part of the left surface of bracing piece 94, impeller 91 activity cup joints on the. And also comprises water permeable holes 12, and the water permeable holes 12 are arranged on the side surface of the supporting cylinder 96. The support ring 92 is provided with eight circular holes 13, the circular holes 13 are arranged on the support ring 92, and the positions of the circular holes 13 correspond to the positions of the threaded holes 11. And the baffle plate 14 is also included, and the baffle plate 14 is fixedly connected to the left end of the short shaft 95. When water enters the flowmeter from the water inlet 8, the water enters the flowmeter through the filter screen 93, stains and impurities in the water are blocked by the filter screen 93, the water flow can also push the impeller 91 to rotate, the impeller 91 rotates to stir the stains and the impurities attached to the filter screen 93, and the excessive impurities are prevented from being adhered to the filter screen 93. The water inlet amount of the flowmeter can be increased through the water permeable holes 12. The support ring 92 can be fixed at the water inlet 8 of the flowmeter by means of the circular hole 13. The baffle plate 14 can ensure that the impeller 91 cannot be separated from the short shaft 95 when the water flow is high;

wherein: still include screw hole 11, screw hole 11 is seted up on water inlet 8 and delivery port 10, and screw hole 11 has sixteen and evenly distributed on water inlet 8 and the delivery port 10 of casing 1.

When in use:

firstly, the flowmeter capable of performing the dirt separation work is connected to a water pipe, then water begins to be discharged, water flows into the flowmeter from a water inlet 8 and firstly passes through a filter screen 93, when the water passes through the filter screen 93, the filter screen 93 can filter impurities and dirt in the water to prevent the dirt and the impurities from entering the flowmeter to influence the flow measurement work, then the filtered clean water normally enters the flowmeter, as time goes on, the impurities and the dirt on the filter screen 93 are more and more, so that the water flow is reduced, however, because the impeller 91 is arranged, the water flow can impact the impeller 91 to rotate, the impeller 91 rotates to stir the impurities and the dirt attached to the filter screen 93 to prevent the excessive impurities and the dirt from being attached to the filter screen 93, meanwhile, the support cylinder 96 is also provided with a water permeable hole 12, the water inlet of flowmeter can be increased through the hole 12 of permeating water, when having guaranteed separation aquatic spot and impurity, discharge also can not descend, separation blade 14 has still been set up, separation blade 14 can be when water pressure is big, guarantee the stable work of impeller 91, through the round hole 13 that corresponds with screw hole 11, can fix debris separation unit 9 in water inlet 8 department, through a period, spot and impurity on the debris separation unit 9 can reach certain can the degree, need dismantle the clearance with the flowmeter this time, then install again and go can.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A flowmeter capable of performing a dirt-separation operation, characterized in that: comprises a shell (1), an upper cover (2), a lower cover (3) and a sundries blocking unit (9);

housing (1): a rotating wheel for measuring water flow is mounted inside the shell (1), a rotating shaft is movably sleeved inside the shell (1), a water outlet (10) is formed in the left end of the shell (1), and a water inlet (8) is formed in the right end of the shell (1);

upper cover (2): the upper cover (2) is fixedly connected to the upper end of the side face of the shell (1), the upper end of the upper cover (2) is provided with a counter (5), and the lower end of the counter (5) is fixedly sleeved with a sealing ring (4);

lower cover (3): the lower cover (3) is fixedly connected to the lower end of the side face of the shell (1), a thrust bearing (6) is fixedly connected to the lower end face of the lower cover (3), the inner side face of an inner ring of the thrust bearing (6) is fixedly sleeved at the lower end of the side face of the rotating shaft, and the lower end of the thrust bearing (6) is fixedly connected with a thrust bearing seat (7);

sundry blocking unit (9): the sundries blocking unit (9) is arranged at the water inlet (8);

wherein: still include screw hole (11), screw hole (11) are seted up on water inlet (8) and delivery port (10), screw hole (11) have sixteen and evenly distributed on water inlet (8) and delivery port (10) of casing (1).

2. A flowmeter operable as defined in claim 1 wherein: debris separation unit (9) contain impeller (91), support ring (92), filter screen (93), bracing piece (94), minor axis (95) and support section of thick bamboo (96), install on the right-hand member face of water inlet (8) support ring (92), the fixed cover of lateral surface right-hand member of supporting section of thick bamboo (96) is connected on the medial surface of support ring (92), filter screen (93) fixed connection is at the left end of supporting section of thick bamboo (96), the both ends of bracing piece (94) are fixed connection respectively on the medial surface of supporting section of thick bamboo (96), minor axis (95) fixed connection is in the left surface middle part of bracing piece (94), impeller (91) activity is cup jointed on the side of minor axis (95).

3. A flowmeter operable as defined in claim 2, wherein: the water-permeable support also comprises water-permeable holes (12), wherein the water-permeable holes (12) are formed in the side surface of the support barrel (96).

4. A flowmeter operable as defined in claim 2, wherein: the novel support ring is characterized by further comprising eight round holes (13), wherein the round holes (13) are formed in the support ring (92), and the round holes (13) correspond to the threaded holes (11).

5. A flowmeter operable as defined in claim 2, wherein: the novel short shaft fixing device further comprises a blocking piece (14), and the blocking piece (14) is fixedly connected to the left end of the short shaft (95).