CN218238945U - Flowmeter with pressure inhibition function - Google Patents

Abstract

The utility model discloses a flowmeter with inhibit pressure effect, including flowmeter body, water inlet, one side fixedly connected with inlet tube of water inlet, one side fixedly connected with water receiving pipe of inlet tube, the inside of water receiving pipe is provided with sealing rubber, sealing rubber's bottom fixedly connected with movable plate, the equal fixedly connected with conducting rod in bottom four corners position of movable plate, four the bottom fixedly connected with conducting strip of conducting rod, the electrically conductive groove of the equal fixedly connected with in water receiving pipe bottom four corners position and conducting rod looks adaptation, the extrusion spring that a plurality of equidistance of bottom fixedly connected with of movable plate distribute the opposite side fixedly connected with relief valve of water receiving pipe, the relief valve passes through electric connection with electrically conductive groove, one side fixedly connected with pressure release pipe of relief valve, its advantage can reduce water pressure.

Description

Flowmeter with pressure inhibition function

Technical Field

The utility model relates to a flowmeter technical field especially relates to a flowmeter with suppress pressure effect.

Background

The committee on the approval of the national science and technology term defines it as: meters that indicate the measured flow rate and/or the total amount of fluid in a selected time interval. Briefly, the flowmeter is used for measuring the flow rate of fluid in a pipeline or an open channel, and is classified into a differential pressure flowmeter, a rotor flowmeter, a throttling flowmeter, a slit flowmeter, a volume flowmeter, an electromagnetic flowmeter, an ultrasonic flowmeter and the like. Classifying according to media: liquid flow meters and gas flow meters.

When detecting liquid, need use the flowmeter, at present, it includes flowmeter body, detection pipe usually to current flowmeter, and the flowmeter is installed on the water pipe, can produce water pressure when detecting liquid.

The existing flowmeter has the defects that the inner pipe of the flowmeter is damaged due to overlarge water pressure in the using process, and the service life of the flowmeter is shortened.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcomings existing in the prior art, and providing a flow meter with pressure restraining function, which has the advantage of reducing water pressure.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a flowmeter with inhibit pressure effect, includes flowmeter body, water inlet, one side fixedly connected with inlet tube of water inlet, one side fixedly connected with water receiving pipe of inlet tube, the inside of water receiving pipe is provided with sealing rubber, sealing rubber's bottom fixedly connected with movable plate, the equal fixedly connected with conducting rod in bottom four corners position of movable plate, four the bottom fixedly connected with conducting strip of conducting rod, the equal fixedly connected with in water receiving pipe bottom four corners position and the conducting groove of conducting rod looks adaptation, the extrusion spring that a plurality of equidistance of bottom fixedly connected with of movable plate distribute, the opposite side fixedly connected with relief valve of water receiving pipe, the relief valve passes through electric connection with the conducting groove, one side fixedly connected with relief pipe of relief valve.

Through the technical scheme: the water inlet pipe is fixedly connected to one side of the water inlet, the water receiving pipe is fixedly connected to one side of the water inlet pipe, when the flow is needed, liquid rushes to the bottom of the water receiving pipe under the action of gravity, sealing rubber is arranged inside the water receiving pipe, a moving plate is fixedly connected to the bottom of the sealing rubber, a plurality of extrusion springs are arranged between the bottom of the moving plate and the bottom of the water receiving pipe, conductive rods are arranged at four corners of the bottom of the moving plate, conductive grooves matched with the conductive rods are fixedly connected to the four corners of the bottom of the water receiving pipe, conductive sheets are fixedly connected to the bottom of the conductive rods, the sealing rubber moves downwards under the impulsive force of the extrusion springs continuously, at the moment, when the sealing rubber moves to the position of the water inlet pipe, the liquid enters the flowmeter body along with the water inlet pipe, when the liquid pressure is too high, the sealing rubber continues to move downwards, the conductive rods enter the conductive grooves at the moment, when the conductive sheets at the bottoms of the conductive rods are in contact with the conductive grooves, the pressure relief valve immediately controls the relief pipe to enable the redundant liquid to flow out of the relief pipe, and accordingly the pressure reduction effect is achieved.

Preferably, the outer wall of the circumference of the water inlet pipe is fixedly connected with an arc-shaped pipe, and the arc-shaped pipe is communicated with the water inlet pipe.

Through the technical scheme: the arc-shaped pipe communicated with the water inlet pipe is fixedly connected to the outer circumferential wall of the water inlet pipe, and when liquid enters the water inlet pipe, the movement path of the liquid is increased under the action of the arc-shaped pipe, and the pressure of the flowmeter body is further reduced.

Preferably, the top of the water receiving pipe is provided with a water receiving opening, and the height of the water receiving pipe is higher than that of the water inlet pipe and is L-shaped with the water inlet pipe.

Through the technical scheme: the top of the water receiving pipe is provided with a water receiving port matched with the water pipe, so that a worker can conveniently connect the water pipe with the water receiving port, and the water receiving pipe is L-shaped and higher than the water inlet pipe.

Preferably, the four sides of the sealing rubber and the moving plate are in close contact with the inner wall of the water receiving pipe.

Through the technical scheme: because sealing rubber's four sides all with the inner wall in close contact with of water receiving pipe, when liquid got into the water receiving pipe, under sealing rubber's protection, prevent that liquid from flowing into the bottom of water receiving pipe, lead to the fact the damage for electrically conductive groove, conducting strip.

Preferably, one side of the conducting rod, which is close to the water receiving pipe, is provided with a limiting groove, a limiting block is arranged in the limiting groove, a torsion spring is fixedly connected between the bottom of the limiting groove and one side of the limiting block, and the bottom of the inner wall of the water receiving pipe is provided with a sliding groove matched with the limiting block.

Through the technical scheme: because it has the spacing groove to open in one side that the conducting rod is close to the water receiving pipe, the limiting inslot is provided with the stopper, and opens in one side that the water receiving pipe is close to the spacing groove and have the sliding tray, through torsional spring coupling between the bottom of spacing groove and the stopper, in order more accurate enough to remove the conducting rod to the conducting tray, the stopper slides in the spacing inslot under the effect of torsional spring, the more accurate removal to the spacing inslot of conducting rod of being convenient for.

Preferably, the four conducting grooves are in a U shape, one side of each conducting groove close to the water receiving pipe is shorter than the other side of each conducting groove, and one end of the short side of each conducting groove is in an arc shape.

Through the technical scheme: because four electrically conductive grooves are "U" form, and be close to one side of water receiving pipe and be shorter than the opposite side, and the one end of short one side is circular-arcly, and when the conducting rod got into electrically conductive groove, the stopper got into the spacing groove under the effect of electrically conductive groove circular arc, and the taking in of the stopper of being convenient for more was pushed back.

The utility model has the advantages that:

1. through being provided with the water receiving pipe, sealing rubber, the movable plate is at one side fixedly connected with inlet tube of water inlet, one side fixedly connected with water receiving pipe of inlet tube, when needing to use the flow, liquid dashes to the water receiving bottom of pipe under the action of gravity, because inside sealing rubber that is provided with of water receiving pipe, sealing rubber's bottom fixedly connected with movable plate, be provided with a plurality of extrusion springs between the bottom of movable plate and the bottom of water receiving pipe, the bottom four corners of movable plate all is provided with the conducting rod, also fixedly connected with and the conducting groove of conducting rod looks adaptation in the bottom four corners position of water receiving pipe, bottom fixedly connected with conducting strip through the conducting rod, sealing rubber's impulsive force is down moved constantly through the elasticity that extrudes the spring down, when sealing rubber removed to the position of inlet tube this moment, liquid gets into the flowmeter body along with the inlet tube, when liquid pressure is too big, sealing rubber continues the downward movement, the conducting rod gets into the conducting groove this moment, when the conducting rod bottom contacts with the conducting groove, immediately, control pressure release pipe goes off the unnecessary liquid from the pressure release pipe, thereby reach the effect of decompression.

2. Through being provided with the arc pipe, the water receiving mouth, circumference outer wall fixedly connected with and the communicating arc pipe of inlet tube at the inlet tube, when liquid gets into the inlet tube, liquid is under the effect of arc pipe, increase the motion route, further reduce the pressure of flowmeter body, it has the water receiving mouth with water pipe looks adaptation to open at the top of water receiving pipe, the staff of being convenient for is connected the water pipe with the water receiving mouth, because the height of water receiving pipe is higher than the inlet tube, be "L" form with the inlet tube, when liquid gets into the water receiving pipe, under the effect of "L" shape, buffer pressure, further reach the purpose of decompression, because the four sides of sealing rubber all with the inner wall in close contact with of water receiving pipe, when liquid gets into the water receiving pipe, under sealing rubber's protection, prevent liquid inflow water receiving pipe's bottom, give the conducting strip, the conducting strip causes the damage.

3. Through being provided with the conducting rod, the spacing groove, the sliding tray, because it has the spacing groove to open in one side that the conducting rod is close to the water receiving pipe, the spacing inslot is provided with the stopper, and it has the sliding tray to open in one side that the water receiving pipe is close to the spacing groove, through torsional spring coupling between the bottom of spacing groove and the stopper, in order more accurate enough to remove the conducting rod to the spacing inslot, the stopper is under the effect of torsional spring, slide in the spacing inslot, be convenient for more accurate removal to the conducting tray of conducting rod, because four conducting trays are "U" form, and be close to one side of water receiving pipe and be shorter than the opposite side, and the one end of short one side is circular-arcly, when the conducting rod gets into the conducting tray, the stopper is under the effect of conducting tray circular arc, the backstep gets into the spacing groove, be convenient for accomodating of stopper more.

Drawings

Fig. 1 is a schematic perspective view of an entire flowmeter with a pressure-suppressing function according to the present invention;

fig. 2 is a schematic front sectional structural view of a sealing rubber and an extrusion spring of a flowmeter with a pressure-suppressing function according to the present invention;

fig. 3 is a schematic front sectional structural view of a flow meter stopper and a stopper groove with pressure-suppressing effect according to the present invention;

fig. 4 is a schematic front sectional view of the inlet tube and the arc tube of the flow meter with pressure-suppressing function according to the present invention.

In the figure: 1. a flow meter body; 2. a water receiving pipe; 3. a pressure relief valve; 4. a pressure relief pipe; 5. a water inlet; 6. a water inlet pipe; 7. an arc-shaped tube; 8. sealing rubber; 9. extruding the spring; 10. a conductive rod; 11. a water receiving port; 12. a limiting groove; 13. a torsion spring; 14. a limiting block; 15. a sliding groove; 16. a conductive slot; 17. a conductive sheet; 18. and (5) moving the plate.

Detailed Description

The technical solution of the present patent will be further described in detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

The utility model discloses a control mode is through controller come automatic control, and the control circuit of controller can realize through the simple programming of technical staff in this field, and the providing of power also belongs to the common general knowledge in this field, and the utility model discloses mainly be used for protecting mechanical device, so the utility model discloses no longer explain control mode and circuit connection in detail.

Referring to fig. 1, fig. 2 and fig. 3, a flowmeter with suppress pressure effect, including flowmeter body 1, water inlet 5, one side bolted connection of water inlet 5 has inlet tube 6, one side bolted connection of inlet tube 6 has water receiving pipe 2, the inside of water receiving pipe 2 is provided with sealing rubber 8, sealing rubber 8's bottom bolted connection has movable plate 18, the equal bolted connection in bottom four corners position of movable plate 18 has conducting rod 10, the bottom bolted connection of four conducting rod 10 has conducting strip 17, the equal bolted connection in water receiving pipe 2 bottom four corners position has conducting groove 16 with conducting rod 10 looks adaptation, the bottom bolted connection of movable plate 18 has a plurality of equidistant extrusion spring 9 that distribute, the opposite side bolted connection of water receiving pipe 2 has relief valve 3, relief valve 3 and conducting groove 16 are through electric connection, one side bolted connection of relief valve 3 has pressure release pipe 4.

Referring to fig. 1, 2 and 4, the circumference outer wall of the water inlet pipe 6 is bolted with an arc pipe 7, the arc pipe 7 is communicated with the water inlet pipe 6, the arc pipe 7 is bolted with the water inlet pipe 6 on the circumference outer wall of the water inlet pipe 6, when liquid enters the water inlet pipe 6, the liquid increases the motion path under the action of the arc pipe 7, further reduce the pressure of the flowmeter body 1, the top of the water receiving pipe 2 is provided with a water receiving port 11, the water receiving pipe 2 is higher than the water inlet pipe 6 and is in an "L" shape with the water inlet pipe 6, the top of the water receiving pipe 2 is provided with a water receiving port 11 matched with the water pipe, a worker can conveniently connect the water pipe with the water receiving port 11, the water receiving pipe 2 is in an "L" shape due to the fact that the water receiving pipe 2 is higher than the water inlet pipe 6, when the liquid enters the water receiving pipe 2, the pressure is buffered under the action of the "L" shape, the purpose of pressure reduction is further achieved, four sides of the sealing rubber 8 and the movable plate 18 are all in close contact with the inner wall of the water receiving pipe 2, when the liquid enters the water receiving pipe 2, the conductive plate, the bottom of the conductive plate is protected, the conductive plate 16, and the liquid is damaged.

Referring to fig. 2 and 3, a limiting groove 12 is formed in one side, close to the water receiving pipe 2, of the conducting rod 10, a limiting block 14 is arranged in the limiting groove 12, a torsion spring 13 is connected between the bottom of the limiting groove 12 and one side of the limiting block 14 through a bolt, a sliding groove 15 matched with the limiting block 14 is formed in the bottom of the inner wall of the water receiving pipe 2, the limiting block 12 is formed in one side, close to the water receiving pipe 2, of the conducting rod 10, the limiting block 14 is arranged in the limiting groove 12, the sliding groove 15 is formed in one side, close to the limiting groove 12, of the water receiving pipe 2, the bottom of the limiting groove 12 is connected with the limiting block 14 through the torsion spring 13, in order to move the conducting rod 10 into the limiting groove 12 more accurately, the limiting block 14 slides in the limiting groove 12 under the action of the torsion spring 13, the conducting rod 10 can move into the limiting groove 16 more accurately, the four conducting grooves 16 are U-shaped, the conducting groove 16 is close to one side of the limiting groove 2, the other side, the conducting groove 16 is higher than the other side, one side of the conducting groove 16, and the conducting groove 16 is arc-shaped, and the conducting rod 16 is convenient to enter the limiting block 14, and the other side of the limiting groove, and the conducting rod 14 is pushed into the arc-shaped side of the limiting block 14.

The working principle is as follows: when the flowmeter is used, firstly, a water inlet pipe 6 is connected to one side of a water inlet 5 through a bolt, a water receiving pipe 2 is connected to one side of the water inlet 6 through a bolt, when the flow is needed, liquid flows to the bottom of the water receiving pipe 2 under the action of gravity, sealing rubber 8 is arranged inside the water receiving pipe 2, a moving plate 18 is connected to the bottom of the sealing rubber 8 through a bolt, a plurality of extrusion springs 9 are arranged between the bottom of the moving plate 18 and the bottom of the water receiving pipe 2, conducting rods 10 are arranged at four corners of the bottom of the moving plate 18, conducting grooves 16 matched with the conducting rods 10 are also connected to the four corners of the bottom of the water receiving pipe 2 through bolts, conducting strips 17 are connected to the bottom of the conducting rods 10 through bolts, the sealing rubber 8 continuously moves downwards under the impact force of the extrusion springs 9, when the sealing rubber 8 moves to the position of the water inlet pipe 6, the liquid enters the flowmeter body 1 along with the water inlet pipe 6, when the liquid pressure is too high, the sealing rubber 8 continuously moves downwards, the conducting rods 10 enter the conducting grooves 16, and when the pressure of the liquid is too high pressure, and when the conducting strips 17 at the conducting rods 10 are in contact with the conducting grooves 16, the conducting strips 17 at the bottom of the conducting rods 10, the pressure relief valve 4 is controlled by the relief valve 4, so that the liquid immediately flows out of the relief valve 4, and accordingly, and the relief effect of the relief valve is achieved.

The above, only be the embodiment of the preferred of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, which are designed to be replaced or changed equally, all should be covered within the protection scope of the present invention.

Claims (6)

1. The utility model provides a flowmeter with inhibit pressure effect, includes flowmeter body (1), water inlet (5), its characterized in that, one side fixedly connected with inlet tube (6) of water inlet (5), one side fixedly connected with water receiving pipe (2) of inlet tube (6), the inside of water receiving pipe (2) is provided with sealing rubber (8), the bottom fixedly connected with movable plate (18) of sealing rubber (8), the equal fixedly connected with conducting rod (10) in bottom four corners position of movable plate (18), four the bottom fixedly connected with conducting strip (17) of conducting rod (10), electrically conductive groove (16) of the equal fixedly connected with in bottom four corners position of water receiving pipe (2) and conducting rod (10) looks adaptation, the bottom fixedly connected with a plurality of extrusion springs (9) that distribute of movable plate (18), opposite side fixedly connected with relief valve (3) of water receiving pipe (2), relief valve (3) and electrically conductive groove (16) are through electric connection, one side fixedly connected with relief pipe (4) of relief valve (3).

2. A flowmeter with pressure-suppressing effect as claimed in claim 1, characterized in that an arc-shaped pipe (7) is fixedly connected to the circumferential outer wall of the water inlet pipe (6), and the arc-shaped pipe (7) is communicated with the water inlet pipe (6).

3. The flowmeter with the pressure-suppressing function as claimed in claim 1, wherein the top of the water-receiving pipe (2) is provided with a water-receiving opening (11), and the water-receiving pipe (2) is higher than the water inlet pipe (6) and is L-shaped with the water inlet pipe (6).

4. A pressure-suppressing flowmeter as claimed in claim 1, wherein the four sides of the sealing rubber (8) and the moving plate (18) are in close contact with the inner wall of the water receiving pipe (2).

5. The flowmeter with the pressure-suppressing effect according to claim 1, wherein a limiting groove (12) is formed in one side, close to the water receiving pipe (2), of the conducting rod (10), a limiting block (14) is arranged in the limiting groove (12), a torsion spring (13) is fixedly connected between the bottom of the limiting groove (12) and one side of the limiting block (14), and sliding grooves (15) matched with the limiting block (14) are formed in the bottom of the inner wall of the water receiving pipe (2).

6. The flowmeter having the function of suppressing pressure according to claim 1, wherein four of the conductive grooves (16) are in a "U" shape, one side of the conductive groove (16) close to the water receiving pipe (2) is shorter than the other side, and one end of the shorter side of the conductive groove (16) is in a circular arc shape.

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