CN212674226U - Electromechanical separation water meter with improved sealing structure - Google Patents

Abstract

An electro-mechanical separation water meter having an improved seal structure, comprising: the water meter comprises a water meter shell, a water meter body and a control device, wherein a first assembly cavity and a second assembly cavity are arranged on the water meter shell and are communicated; an electronic component, the lower part of which comprises a valve component, which is arranged in the first assembly cavity; a mechanical assembly, a lower portion of which comprises an impeller assembly, which is disposed in the second assembly chamber; in the electronic component, the valve assembly includes the valve frame, valve frame bottom is equipped with first valve plate, be equipped with first valve plate through-hole on the first valve plate, be equipped with rotatable second valve plate on the first valve plate, be equipped with the second valve plate through-hole on the second valve plate. In the utility model, the mechanical component and the electronic component are of separate structures, so that the installation and the disassembly are convenient, and the stability of the assembly structure is high; meanwhile, a brand new valve structure is adopted, the electronic component controls the opening and closing of the valve, the sealing performance is good, and the phenomenon of blocking cannot occur.

Description

Electromechanical separation water meter with improved sealing structure

Technical Field

The utility model belongs to water meter equipment field, concretely relates to electromechanical separation water gauge with improved generation seal structure.

Background

The water meter is an instrument for measuring water flow, and is generally divided into a positive displacement water meter and a speed water meter, wherein the water meters originate in the uk, and the development of the water meters has been in the history of nearly two hundred years. The internal structure of the traditional water meter can be divided into a shell, a sleeve and an inner core from outside to inside, the shell is cast by pig iron, water passes through the annular space at the lower part of the shell after coming out from a water inlet, water flow impacts blades around a wheel to generate torque, so that an impeller rotates, the larger a faucet is opened, the more rapid the water flow is, and the faster the impeller rotates.

With the development of technology and the iteration of products, a plurality of novel water meters are more and more appeared, such as intelligent IC card water meters, wireless remote water meters, valveless dry water meters and the like. In addition, many of the existing intelligent water meters have a mechanical part and an electronic metering part, wherein the mechanical part is generally a traditional water meter structure, is installed in a water meter main body, and detects water flow through a flow unit therein. The electronic metering part obtains water flow data through an electronic detection element in the electronic metering part and can transmit electronic signals to the water flow data.

At present, most intelligent water meters with electromechanical structures are generally designed in an integrated mode, mechanical parts and electronic metering parts cannot be separated, replacement, maintenance and disassembly are troublesome, and the intelligent water meters need to be integrally disassembled and replaced during maintenance. In addition, among some current water meters, wherein be equipped with the valve, but control mode is complicated, and the valve seal effect is not good, especially when long-time the back of using, the accumulation of incrustation scale can influence the valve seal effect, and incrustation scale deposit can lead to the dead phenomenon of valve card when serious.

Therefore, in view of the above problems, the present invention provides a valve-less dry water meter having an electromechanical structure.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects in the prior art, the utility model provides an electromechanical separation water meter with an improved sealing structure, which has an electromechanical separation structure, wherein a mechanical component and an electronic component are of the separation structure, so that the electromechanical separation water meter is convenient to install and disassemble, and the assembly structure has high stability; simultaneously in the intelligent water gauge in this application, adopted brand-new valve structure, opening and closing of electronic component control flap, the leakproofness is good and the dead phenomenon of card can not appear.

In order to solve the above technical problem, the present invention solves the above technical problems.

An electro-mechanical separation water meter having an improved seal structure, comprising: the water meter comprises a water meter shell, a water meter body and a control device, wherein a first assembly cavity and a second assembly cavity are arranged on the water meter shell and are communicated; an electronic component, the lower part of which comprises a valve component, which is arranged in the first assembly cavity; a mechanical assembly, a lower portion of which comprises an impeller assembly, which is disposed in the second assembly chamber; in the electronic component, the valve component comprises a valve frame, a first valve plate is arranged at the bottom of the valve frame, a first valve plate through hole is formed in the first valve plate, a rotatable second valve plate is arranged on the first valve plate, and a second valve plate through hole is formed in the second valve plate; and when the first valve plate through hole and the second valve plate rotate relatively, the space in the first assembly cavity is communicated or closed.

The water meter in this application has adopted electromechanical separation structure, and electronic component and mechanical component install respectively and dismantle. During water pipe line was installed to the water gauge in this application, during rivers flowed into the second assembly chamber earlier, mechanical component measured discharge, then rivers enter into first assembly chamber through the passageway in first assembly chamber of intercommunication and second assembly chamber, then during rivers enter into the valve frame through the side passageway on the valve frame, the lower part region in the first assembly chamber of first valve plate through-hole and the second valve plate through-hole inflow of rethread intercommunication, flow out at last.

In the application, the second valve plate can rotate on the first valve plate, and if the second valve plate rotates until the through holes of the first valve plate and the through holes of the second valve plate are staggered, the valve is closed, and water flow is cut off; if the rotation is carried out until part of the rotation coincides with the rotation, the water flow can be adjusted, and the adjustment is convenient. And, in this application, according to the flow direction of rivers, can have continuous pressure to the second valve plate, make it press to first valve plate, be face contact sealed between second valve plate and the first valve plate, it is sealed effectual under the water pressure effect.

Preferably, the upper part of the valve frame is provided with an upper plate and a sealing plate; the outer edge of the upper plate abuts against the first circumferential boss in the first assembly cavity and keeps sealed, and the lower edge of the valve frame or the lower edge of the first valve plate abuts against the second circumferential boss in the first assembly cavity and keeps sealed. In this structure, can seal the assembly through sealing washer, O type circle etc. after the assembly, rivers can only enter into the valve frame earlier, and rethread first valve plate through-hole and second valve plate through-hole flow.

Preferably, the second valve plate is provided with a driving rotating shaft, the driving rotating shaft penetrates through the upper plate and the sealing plate and then is connected to a driving motor, the driving motor is arranged in the upper part of the electronic assembly, and the driving motor works under the driving of an electric signal and drives the driving rotating shaft to rotate, so that the operations of opening, closing, opening degree adjustment and the like of the valve are realized.

Preferably, a sealing element is arranged on the driving rotating shaft, and the sealing element is sleeved on the driving rotating shaft and arranged in a sealing element mounting position on the lower surface of the upper plate. The sealing element can be a rubber sealing sleeve and the like, and the sealing of the joint is ensured.

Preferably, the lower end of the driving rotating shaft is provided with a driving block, the driving block is provided with a protruding block extending downwards, the second valve plate is provided with a concave hole corresponding to the protruding block, and the protruding block is inserted into the concave hole to realize assembly. In this structure, can set up two lugs on the drive block, the symmetry sets up and the certain distance of interval, and after inserting in the shrinkage pool, drive power distribution during the rotation is even, and torque output is stable, and drive second valve plate that can be fine rotates, can not appear skidding and the phenomenon of rotation skew.

Preferably, the driving rotating shaft is sleeved with a spring, the upper end of the spring abuts against the sealing element, the lower end of the spring abuts against the driving block, the driving block can press the second valve plate all the time under the action of the spring, the second valve plate is ensured to be attached to and contacted with the first valve plate, and no gap exists.

Preferably, the first valve plate is provided with two first valve plate through holes which are symmetrically arranged, and the second valve plate is provided with two second valve plate through holes which are symmetrically arranged; and a lower concave cavity is also arranged on the upper surface of the first valve plate. In the structure, as the second valve plate rotates on the first valve plate, the opening and closing of the valve and the adjustment of the opening degree of the valve can be realized in the process of staggering and aligning the through holes of the first valve plate and the through holes of the second valve plate. In addition, in long-time use, the incrustation scale of aquatic is accumulated easily on the valve plate surface, influences the sealing performance between the cool fast valve plate, still is equipped with cavity down on the upper surface of a valve plate in this application, rotates the in-process at the second valve plate, can push into lower concave cavity with surperficial incrustation scale, simultaneously down on the lateral wall in the cavity along also can scraping the incrustation scale on the second valve plate lower surface, be favorable to reducing the impurity on the sealing interface, guarantee sealing performance.

Preferably, the first valve plate and the second valve plate are polytetrafluoroethylene valve plates, have a self-lubricating effect, and guarantee that sealing sliding effect is good.

Compared with the prior art, the utility model discloses following beneficial effect has: the electromechanical separation water meter with the improved sealing structure is provided, and has the electromechanical separation structure, the mechanical assembly and the electronic assembly are of the separation structure, so that the mounting and the dismounting are convenient, and the stability of the assembly structure is high; simultaneously in the intelligent water gauge in this application, adopted brand-new valve structure, opening and closing of electronic component control flap, the leakproofness is good and the dead phenomenon of card can not appear.

Drawings

Fig. 1 is a perspective view of a water meter according to the present invention.

FIG. 2 is a perspective view of the water meter without the flip cover of the present invention

Fig. 3 is a perspective view of the water meter without the cover body according to the present invention.

Fig. 4 is a first perspective view of the cover body of the present invention.

Fig. 5 is a second perspective view of the cover body in the present invention.

Fig. 6 is a perspective view of the water meter case of the present invention.

Fig. 7 is a first perspective view of the mechanical assembly and the electronic assembly according to the present invention.

Fig. 8 is a second perspective view of the mechanical assembly and the electronic assembly in the present invention.

Fig. 9 is a schematic diagram of a mechanical assembly and an electronic assembly according to the present invention.

Fig. 10 is a schematic view of the mechanical and electronic components of the present invention without the mesh and impeller cover.

Fig. 11 is a perspective view of the mechanical assembly without the mesh cover according to the present invention.

Fig. 12 is a perspective view of the mechanical assembly of the present invention without the mesh enclosure and the impeller sleeve.

Fig. 13 is a first perspective view of the impeller sleeve of the present invention.

Fig. 14 is a second perspective view of the impeller sleeve of the present invention.

Fig. 15 is a perspective view of a valve frame and its upper structure according to the present invention.

Fig. 16 is a perspective view of a valve frame according to the present invention.

Fig. 17 is a perspective view of the driving shaft and the valve plate of the present invention after assembly.

Fig. 18 is a perspective view of the driving shaft according to the present invention.

Fig. 19 is a perspective view of the first valve plate of the present invention.

Fig. 20 is a perspective view of a second valve plate according to the present invention.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

The embodiments described below by referring to the drawings are exemplary only for explaining the present invention and are not construed as limiting the present invention, in which the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout.

In the description of the present invention, it is to be understood that the term: the center, vertically, transversely, length, width, thickness, upper and lower, preceding, back, left and right, vertical, level, top, end, inside and outside, clockwise, anticlockwise etc. indicate position or positional relationship for based on the position or positional relationship that the drawing shows, just for the convenience of description the utility model discloses and simplified description, consequently can not be understood as the restriction of the utility model. Furthermore, the terms: first, second, etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features shown. In the description of the present invention, unless explicitly stated or limited otherwise, the terms: mounting, connecting, etc. should be understood broadly, and those skilled in the art will understand the specific meaning of the terms in this application as they pertain to the particular situation.

Referring to fig. 1 to 20, an electromechanical separation water meter with an improved sealing structure in the present application specifically includes the following structure.

As shown in fig. 6, the water meter case 2 is provided with a first assembly cavity 24 and a second assembly cavity 25 on the water meter case 2, and the first assembly cavity 24 is communicated with the second assembly cavity 25. Be equipped with a plurality of mount pad 23 on the water gauge casing 2, install bottom plate 14 on the mount pad 23, install on the bottom plate 14 the cover body 1 can be installed through conventional bolt.

An electronic component 5, the lower part of the electronic component 5 comprising a valve assembly disposed in the first assembly chamber 24; the upper part of the electronic assembly 5 comprises an electronic device and a motor which controls the operation of the valve assembly.

In the electronic component 5, the valve assembly includes a valve frame 51, the upper portion of the valve frame 51 is sealed, a side channel 511 is arranged on the side portion of the valve frame 51, a first valve plate 53 is arranged at the bottom of the valve frame 51, a first valve plate through hole 531 is arranged on the first valve plate 53, a rotatable second valve plate 52 is arranged on the first valve plate 53, and a second valve plate through hole 521 is arranged on the second valve plate 52; the first valve plate through hole 531 and the second valve plate 52 are relatively rotated to communicate or close the space in the first fitting chamber 24.

Specifically, in the embodiment of the present application, an upper plate 516 and a sealing plate 512 are disposed on the upper portion of the valve frame 51; the outer edge of the upper plate 516 abuts against and is kept sealed against a first circumferential boss in the first assembly chamber 24, and the lower edge of the valve frame 51 or the lower edge of the first valve plate 53 abuts against and is kept sealed against a second circumferential boss in the first assembly chamber 24. In the structure, the sealing assembly can be carried out through a sealing ring, an O-shaped ring and the like, and after the assembly, water flow can only enter the valve frame 51 firstly and then flows out through the first valve plate through hole 531 and the second valve plate through hole 521. In the present application, be equipped with drive pivot 55 on the second valve plate 52, drive pivot 55 passes be connected to driving motor behind upper plate 516 and the closing plate 512, driving motor locates in the upper portion of electronic component 5, and driving motor works and drives drive pivot 55 and rotate under the drive of signal of telecommunication, realizes operations such as the opening of valve, closes, aperture adjustment.

Further, a sealing member 551 is disposed on the driving shaft 55, and the sealing member 551 is sleeved on the driving shaft 55 and disposed in a sealing member installation position 518 on the lower surface of the upper plate 516. The sealing element can be a rubber sealing sleeve and the like, and the sealing of the joint is ensured. The lower end of the driving rotating shaft 55 is provided with a driving block 553, the driving block 553 is provided with a protrusion 554 extending downwards, the second valve plate 52 is provided with a concave hole 522 corresponding to the protrusion 554, and the protrusion 554 is inserted into the concave hole 522 to realize assembly. In this structure, the driving block 553 may be provided with two protrusions 554, symmetrically disposed and spaced apart at a certain distance, and after being inserted into the recess 522, the driving force during rotation is uniformly distributed, the torque output is stable, the second valve plate 52 may be well driven to rotate, and the phenomena of slipping and rotation deviation may not occur.

In addition, in this application, the driving shaft 55 is sleeved with a spring 552, the upper end of the spring 552 abuts against the sealing member 551, the lower end of the spring 552 abuts against the driving block 553, and under the action of the spring 552, the driving block 553 can always press the second valve plate 52, so that the second valve plate 52 is ensured to be in contact with the first valve plate 53, and no gap exists.

In the embodiment of the present application, two first valve plate through holes 531 are symmetrically arranged on the first valve plate 53, and two second valve plate through holes 521 are symmetrically arranged on the second valve plate 52; the upper surface of the first valve plate 53 is also provided with a lower concave cavity 535. In this structure, as second valve plate 52 rotates on first valve plate 53, opening and closing of the valve and adjustment of the valve opening degree can be achieved in the process of shifting and aligning first valve plate through hole 531 and second valve plate through hole 521. In addition, in long-time use, the incrustation scale in aquatic builds up easily on the valve plate surface, influences the sealing performance between the cooling valve plate, still is equipped with cavity 535 down on the upper surface of a valve plate 53 in this application, rotates the in-process at second valve plate 52, can push into lower cavity 535 with incrustation scale on the surface, and the lateral wall upper limb in cavity 535 down also can be scraped off the incrustation scale on the second valve plate 52 lower surface simultaneously, is favorable to reducing the impurity on the sealing interface, guarantees sealing performance.

In this application, first valve plate 53 and second valve plate 52 are the polytetrafluoroethylene valve plate, have self-lubricating effect, guarantee that sealed slip is effectual.

A mechanical assembly 4, the lower part of which 4 comprises an impeller assembly, which is placed in the second assembly chamber 25; the upper part of the mechanical component 4 comprises a gear component and a display dial plate, the impeller component rotates under the power of water flow and drives the gear component to move, and the display dial plate is used for displaying the water consumption.

In the mechanical assembly 4, the impeller assembly comprises an impeller sleeve 42, a water inlet groove and a water outlet groove are formed in the side wall of the impeller sleeve 42, an impeller 44 is arranged in the impeller sleeve 42, and a mesh enclosure 41 is arranged on the outer side of the lower portion of the impeller sleeve 42; the electronic component 5 and the mechanical component 4 are externally provided with a cover body 1, and the cover body 1 is provided with a flip cover 11 capable of being lifted.

In the embodiment of the present application, the impeller sleeve 42 is divided into an upper portion and a lower portion by an annular convex edge 425, a water outlet groove 423 is formed on the sidewall of the upper portion impeller sleeve for water outlet, and a water inlet groove 424 is formed on the sidewall of the lower portion impeller sleeve for water inlet. The thickness of the side wall of the impeller sleeve 42 is the same as the width of the water outlet groove 423 and the water inlet groove 424; the number of the water outlet grooves 423 is 5-7, preferably 6, and the water outlet grooves are uniformly distributed; the number of the water inlet grooves 424 is 5-7, preferably 6, and the water inlet grooves are uniformly distributed, so that the water inlet efficiency and the water outlet efficiency are ensured. Further, the water outlet groove 423 is obliquely arranged on the side wall to form spiral water outlet; the water inlet groove 424 is obliquely arranged on the side wall to form spiral water outlet; the outlet channel 423 and the inlet channel 424 are inclined in opposite directions. In the structure, water flow enters the water inlet groove 424 and then spirally rises to push the impeller therein to rotate, so that the water flow is prevented from flowing randomly, and then flows out of the water outlet groove 423 in the same spiral mode, so that the water flow resistance is reduced, and the detection precision is ensured.

In the present application, the electronic component 5 is assembled with the opening of the first assembling cavity 24 through a screw thread; the mechanical component 4 is assembled with the opening of the second assembly cavity 25 through threads.

In the application, the metering unit (such as a transmission gear, a dial plate and the like) in the mechanical component 4 is of a conventional structure, water flow drives the impeller 44 to rotate, and the impeller 44 rotates to drive the gear metering component therein to rotate so as to meter water flow. In the present application, the electronic component 5 is provided with a communication module, a card reading module, a storage module, a power module, a motor control module, and the like, and is a conventional structure in the prior art. The electronic component 5 is provided with an electronic component cover 12, and the electronic component cover 12 is provided with an operation panel 122, on which buttons are provided for button operation.

In this application, one side of the cover body 1 is provided with a battery compartment 13, wherein a battery is arranged, the battery compartment 13 can be a dry battery, and the end part of the battery compartment is provided with a battery compartment cover for sealing. A partition plate 151 is disposed on the cover 1 at a position corresponding to the position where the electronic component 5 is mounted, the partition plate 151 is used for partitioning the upper portion and the lower portion of the electronic component 5, and a through hole 152 for the driving shaft 55 to pass through is disposed on the partition plate 151. The cover body 1 is provided with a rotating seat 111 at a position corresponding to the position for assembling the mechanical component 4, the rotating seat 111 is provided with a flip cover 11, and the flip cover 11 can be turned up to check the pointer, the reading and the like of the water meter.

The intelligent water meter in the application adopts an electromechanical separation structure, and the electronic component 5 and the mechanical component 4 are respectively installed and detached. During water pipe line was installed to the water gauge in this application, rivers entered into second assembly chamber 25 earlier, carry out the heavy impurity filtration back through screen panel 41, rivers enter into impeller cover 42 through intake antrum 424 of impeller cover 42 lower part, drive impeller 44 wherein and rotate, realize the discharge measurement. Then, the water flows out through the water outlet groove 423 at the upper part of the impeller housing 42, passes through the passage communicating the first assembly chamber 24 with the second assembly chamber 25, enters the first assembly chamber 24, then enters the valve frame 51 through the side passage 511 of the valve frame 51, flows into the lower region of the first assembly chamber 24 through the communicated first valve plate through hole 531 and second valve plate through hole 521, and finally flows out.

In the present embodiment, the second valve plate 52 is rotatable on the first valve plate 53, and when the first valve plate through hole 531 and the second valve plate through hole 521 are rotated to be offset from each other, the valve is closed, and the water flow is cut off; if the rotation is carried out until part of the rotation coincides with the rotation, the water flow can be adjusted, and the adjustment is convenient. In addition, in the present application, according to the flowing direction of the water flow, the second valve plate 52 is continuously pressurized to be pressed against the first valve plate 53, and the second valve plate 52 and the first valve plate 53 are sealed in a surface contact manner, so that the sealing effect under the action of the water pressure is good.

As described above, the utility model provides an electromechanical separation water meter with an improved sealing structure, which has an electromechanical separation structure, wherein the mechanical assembly and the electronic assembly are of the separation structure, the installation and the disassembly are convenient, and the stability of the assembly structure is high; simultaneously in the intelligent water gauge in this application, adopted brand-new valve structure, opening and closing of electronic component control flap, the leakproofness is good and the dead phenomenon of card can not appear.

The protection scope of the present invention includes but is not limited to the above embodiments, the protection scope of the present invention is subject to the claims, and any replacement, deformation, and improvement that can be easily conceived by those skilled in the art made by the present technology all fall into the protection scope of the present invention.

Claims (8)

1. An electromechanical separation water meter with an improved seal structure, comprising:

the water meter comprises a water meter shell (2), wherein a first assembly cavity (24) and a second assembly cavity (25) are formed in the water meter shell (2), and the first assembly cavity (24) is communicated with the second assembly cavity (25);

an electronic component (5), the lower part of the electronic component (5) comprising a valve assembly, which is placed in the first assembly chamber (24);

a mechanical assembly (4), the lower part of the mechanical assembly (4) comprising an impeller assembly, which is placed in the second assembly chamber (25);

in the electronic component (5), the valve assembly comprises a valve frame (51), a first valve plate (53) is arranged at the bottom of the valve frame (51), a first valve plate through hole (531) is formed in the first valve plate (53), a rotatable second valve plate (52) is arranged on the first valve plate (53), and a second valve plate through hole (521) is formed in the second valve plate (52); when the first valve plate through hole (531) and the second valve plate (52) rotate relatively, the space in the first assembly cavity (24) is communicated or closed.

2. The electromechanically separable water meter with an improved sealing structure according to claim 1, wherein the valve frame (51) has an upper plate (516) and a sealing plate (512) at an upper portion thereof; the outer edge of the upper plate (516) abuts against and keeps sealed against a first circumferential boss in the first assembly chamber (24), and the lower edge of the valve frame (51) or the lower edge of the first valve plate (53) abuts against and keeps sealed against a second circumferential boss in the first assembly chamber (24).

3. An electromechanical separation water meter with an improved sealing structure according to claim 2, characterized in that the second valve plate (52) is provided with a driving rotating shaft (55), the driving rotating shaft (55) passes through the upper plate (516) and the sealing plate (512) and then is connected to a driving motor, and the driving motor is arranged in the upper part of the electronic assembly (5).

4. An electromechanical separation water meter with an improved sealing structure according to claim 3, characterized in that the driving shaft (55) is provided with a sealing member (551), and the sealing member (551) is sleeved on the driving shaft (55) and is arranged in a sealing member mounting position (518) on the lower surface of the upper plate (516).

5. An electromechanical separation water meter with an improved sealing structure according to claim 4, characterized in that a driving block (553) is arranged at the lower end of the driving rotating shaft (55), a protrusion (554) protruding downwards is arranged on the driving block (553), a concave hole (522) corresponding to the protrusion (554) is arranged on the second valve plate (52), and the protrusion (554) is inserted into the concave hole (522) to realize assembly.

6. An electromechanical separation water meter with an improved sealing structure according to claim 5, characterized in that the driving shaft (55) is sleeved with a spring (552), the upper end of the spring (552) abuts against the sealing member (551), and the lower end of the spring (552) abuts against the driving block (553).

7. An electromechanical separation water meter with an improved sealing structure according to claim 1, characterized in that the first valve plate (53) is provided with two first valve plate through holes (531) which are symmetrically arranged, and the second valve plate (52) is provided with two second valve plate through holes (521) which are symmetrically arranged; and a lower concave cavity (535) is also arranged on the upper surface of the first valve plate (53).

8. An electromechanical separation water meter with an improved sealing structure according to claim 1, characterized in that the first valve plate (53) and the second valve plate (52) are both teflon valve plates.

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