CN217716514U - Synchronous Hall large-diameter water meter - Google Patents

Abstract

The utility model provides a synchronous hall heavy-calibre water gauge, a synchronous hall heavy-calibre water gauge includes casing, blind flange and dustcoat, casing bottom fixedly connected with filter screen, divertor and last divertor under the both ends difference fixedly connected with of filter screen upper surface, be provided with the current surveying chamber between lower divertor and the last divertor, the inside rotation of current surveying chamber is connected with the impeller, fixed surface is connected with the spliced pole on the impeller, the spliced pole upper surface rotates and is connected with the counter, the counter below is provided with the blind flange, the blind flange upper surface is provided with the dustcoat, the dustcoat top is provided with the safety cover, dustcoat top edge is provided with the signal acquisition box, the dustcoat upper surface is provided with first annular boss and second annular boss, the utility model discloses, the water gauge has realized the seal protection to the counter, the dismouting of being convenient for simultaneously, the commonality is strong.

Description

Synchronous Hall large-diameter water meter

Technical Field

The utility model relates to a water gauge technical field especially relates to a synchronous hall heavy-calibre water gauge.

Background

Along with the development of the times, the intelligent water meter replaces part of traditional mechanical water meters and is widely applied, the metering mode of the intelligent water meter is more and more diversified along with the development of electronic technology, for example, the modes of mechanical meter head detection, ultrasonic detection, magnetic detection and the like come out one after another, a plurality of existing Hall or magnetoresistive sensors are arranged on the side surface of the counter for sampling, or the bottom of the counter is used for sampling, although the normal reading of the counter cannot be influenced by the sampling on the side surface or the bottom, the side surface sampling is influenced by space and angle, the pulse duty ratio cannot meet the requirements of part of customers, in addition, the counter is not easy to disassemble and assemble in order to protect the counter when signals are collected, and the universality is poor.

Therefore, there is a need to provide a new synchronous hall large-caliber water meter to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a synchronous hall heavy-calibre water gauge.

The utility model provides a pair of synchronous hall heavy-calibre water gauge includes casing, blind flange and dustcoat, a serial communication port, casing bottom fixedly connected with filter screen, divertor and last divertor under the both ends difference fixedly connected with of filter screen upper surface, be provided with the current-measuring chamber between lower divertor and the last divertor, the inside rotation of current-measuring chamber is connected with the impeller, fixed surface is connected with the spliced pole on the impeller, the spliced pole upper surface rotates and is connected with the counter, the counter below is provided with the blind flange, the blind flange upper surface is provided with the dustcoat, the dustcoat top is provided with the safety cover, dustcoat top edge is provided with the signal acquisition box.

Preferably, the upper surface of the outer cover is provided with a first annular boss, a plurality of groups of threaded holes are formed in the surface of the first annular boss, the threaded holes are connected with bolts in a rotating mode, the first annular boss is fixed with the outer cover through the bolts, the first annular boss is fixedly connected with the flange cover, and the upper surface of the first annular boss is fixedly connected with a second annular boss.

Preferably, a plurality of groups of fixing holes are formed in the upper surface of the second annular boss, a clamping groove is formed in the upper surface of the second annular boss between the fixing holes, and a clamping block is fixedly connected to the upper surface of the second annular boss.

Preferably, the lower surface of the protective cover is fixedly connected with a pin shaft, the pin shaft is rotatably connected with the clamping block, the protective cover is provided with a notch, the notch is formed by a radial side opening and an axial end face opening, and the side opening and the end face opening are matched with the outer side shape of the signal acquisition box.

Preferably, the lower surface of the signal acquisition box is provided with a signal acquisition hole, the lower surface of the signal acquisition box is fixedly connected with a buckle, the buckle is matched with a clamping groove formed in the second annular boss for use, the lower surface of the signal acquisition box is provided with a plurality of groups of hole sites, and each group of hole sites corresponds to the fixing hole.

Preferably, the inner hole is formed in the signal acquisition box, the metal hose fixing hexagonal platform is formed in the side face of the signal acquisition box, the wire outlet hole is formed in the metal hose fixing hexagonal platform, the module acquisition area is arranged in the signal acquisition box, and the acquisition module is placed in the module acquisition box.

Compared with the prior art, the utility model provides a pair of synchronous hall heavy-calibre water gauge has following beneficial effect:

the utility model discloses a be provided with the blind flange, the dustcoat that runs through from top to bottom is installed to the blind flange for cover the counter, the dustcoat top is equipped with the safety cover, the safety cover edge is equipped with the breach, dustcoat top edge still is equipped with the signal acquisition box, the signal acquisition box passes through breach and safety cover looks gomphosis, signal acquisition box below is equipped with the collection hole, the collection hole is close to the counter, the signal acquisition box is used for gathering the information and the output signal of counter, the dustcoat is equipped with the first annular boss that is located the lower floor and the second annular boss on upper strata, first annular boss with the blind flange is fixed, fixed safety cover and signal acquisition box on the second annular boss, through signal acquisition box bottom breach department and second annular boss buckle be connected, it is fixed that the screw passes through hole site breach department and second annular boss to recycle the screw to fixed signal acquisition box makes signal acquisition box easy dismounting, and strong, the maintenance of being convenient for.

Drawings

Fig. 1 is a schematic structural view of a preferred embodiment of a synchronous hall large-caliber water meter according to the present invention;

FIG. 2 is a schematic view of the structure of the cover of the present invention;

fig. 3 is a schematic view of the protective cover of the present invention;

FIG. 4 is a schematic view of the signal collecting box of the present invention;

FIG. 5 is a schematic view of the internal structure of the signal collection box of the present invention;

fig. 6 is a schematic diagram of the assembly of the housing and the signal acquisition box of the present invention.

Reference numbers in the figures: 1. a housing; 2. filtering with a screen; 3. a lower fluid director; 4. an impeller; 5. an upper fluid director; 6. a flange cover; 7. a counter; 8. a housing; 801. a threaded hole; 802. a card slot; 803. a fixing hole; 804. a clamping block; 81. a first annular boss; 82. a second annular boss; 9. a protective cover; 91. a pin shaft; 92. a notch; 921. the side surface is opened; 922. the end surface is open; 10. a signal acquisition box; 101. hole site; 102. buckling; 103. a signal acquisition hole; 104. an inner bore; 105. a module collection area; 106. the metal hose is fixed on the hexagonal platform; 107. and (7) a wire outlet hole.

Detailed Description

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

Please combine and refer to fig. 1, fig. 2, fig. 3, fig. 4, fig. 5 and fig. 6, wherein, fig. 1 is the utility model provides a structural schematic diagram of a preferred embodiment of synchronous hall heavy-calibre water gauge, fig. 2 the utility model discloses dustcoat structural schematic diagram, fig. 3 the utility model discloses safety cover structural schematic diagram, fig. 4 the utility model discloses signal acquisition box structural schematic diagram, fig. 5 the utility model discloses signal acquisition box internal structure schematic diagram, fig. 6 the utility model discloses dustcoat and the box-packed assembly schematic diagram of signal acquisition, including casing 1, flange cover 6 and dustcoat 8, 1 bottom fixedly connected with filter screen 2 of casing, the both ends of filter screen 2 upper surface be fixedly connected with down divertor 3 and last divertor 5 respectively, be provided with the current-measuring chamber down between divertor 3 and the last divertor 5, the inside rotation of current-measuring chamber is connected with impeller 4, and the last fixed surface of impeller 4 is connected with the spliced pole, and the spliced pole upper surface rotation is connected with counter 7, and counter 7 below is provided with flange cover 6, and the flange cover 6 upper surface is provided with dustcoat 8, and cover 8 top is provided with safety cover 9, and the edge is provided with signal acquisition box 10.

In a specific implementation process, as shown in fig. 1 to 6, the outer cover 8 is of an outer cover 8-shaped structure which penetrates through the upper and lower portions, the cross section of the outer cover is of a convex-shaped structure, the outer cover is provided with a first annular boss 81 located on the lower layer and a second annular boss 82 located on the upper layer, the first annular boss 81 is provided with a threaded hole 801, the second annular boss 82 is provided with a clamping groove 802 and a plurality of fixing holes 803 close to the clamping groove 802, the other end, opposite to the clamping groove 802 and the fixing holes 803, of the second annular boss 82 is provided with a clamping block 804, the outer cover 8 is fixed on the flange cover 6 by passing through the threaded hole 801 with screws, and the counter 7 is located in the outer cover 8; the protective cover 9 covers the upper part of the outer cover 8, the edge is provided with a pin shaft 91 which is matched and buckled with the clamping block 804, in addition, the edge of the protective cover 9 is also provided with a notch 92, the notch 92 is composed of a radial side opening 921 and an axial end surface opening 922, a buckle 102 which is matched with the clamping groove 802 and a signal acquisition hole 103 are arranged below the signal acquisition box 10, the signal acquisition hole 103 is arranged at the edge of the signal acquisition box 10 and protrudes outwards, the side surface of the signal acquisition box 10 is also provided with a plurality of hole sites 101, screws penetrate through the hole sites 101 and the fixing holes 803 to fix the signal acquisition box 10 on the outer cover 8, the thickness of the signal acquisition box 10 is the same as the height of the protective cover 9, the side opening 921 and the end surface opening 922 are matched with the outer side shape of the signal acquisition box 10, the signal acquisition box 10 is arranged at the edge of the outer cover 8 and forms a closed structure through the protective cover 9, and the signal acquisition hole 103 is close to the axis of the protective cover 9.

The utility model provides a theory of operation as follows:

during installation, the outer cover 8 is installed on the flange cover 6 through the threaded hole 801, the protective cover 9 is rotatably connected with the clamping block 804 through the pin shaft 91, after the acquisition module, the signaling module and the battery are installed in the signal acquisition box 10 in advance, the protective cover 9 is turned upwards, the signal acquisition box 10 is fixed on the outer cover 8 through the buckle 102 and the hole position 101, the signal acquisition hole 103 is close to the counter 7 inwards, then the protective cover 9 is closed, and the outer cover 8, the protective cover 9 and the signal acquisition box 10 form a closed structure as shown in fig. 6.

When the water-saving device works, water flow enters a water inlet cavity of the shell 1 from a water inlet of the shell 1, is rectified by the lower fluid director 3 through the filter screen 2, flows through the impeller 4 in the upward axial direction and drives the impeller to rotate, and water flows through the upper fluid director 5 and then flows out from a water outlet of the shell 1. When measuring tap water flow, impeller 4 rotates and drives the gear operation in the counter 7 through the magnetic transmission simultaneously, and in the time of gear operation, synchronous magnet steel pointer also can follow the rotation, and collection module in the signal acquisition box 10 outputs pulse signal according to magnet steel pointer pivoted magnetic field change, sends out signal realization remote meter reading to remote terminal by the signaling module again.

The utility model discloses in circuit and control that relate to be prior art, do not carry out too much repeated description here.

The above-mentioned only be the embodiment of the present invention, not consequently the restriction of the patent scope of the present invention, all utilize the equivalent structure or equivalent flow transform made of the content of the specification and the attached drawings, or directly or indirectly use in other relevant technical fields, all including in the same way the patent protection scope of the present invention.

Claims (6)

1. The utility model provides a synchronous hall heavy-calibre water gauge, includes casing (1), blind flange (6) and dustcoat (8), a serial communication port, casing (1) bottom fixedly connected with filter screen (2), the both ends of filter screen (2) upper surface respectively fixedly connected with down divertor (3) and go up divertor (5), be provided with the current surveying chamber between lower divertor (3) and the last divertor (5), the inside rotation of current surveying chamber is connected with impeller (4), impeller (4) upper surface fixedly connected with spliced pole, the spliced pole upper surface rotates and is connected with counter (7), counter (7) below is provided with blind flange (6), blind flange (6) upper surface is provided with dustcoat (8), dustcoat (8) top is provided with safety cover (9), dustcoat (8) top edge is provided with signal acquisition box (10).

2. A synchronous hall large-caliber water meter as defined in claim 1, wherein the upper surface of the housing (8) is provided with a first annular boss (81), a plurality of groups of threaded holes (801) are formed in the surface of the first annular boss (81), the threaded holes (801) are internally and rotatably connected with bolts, the first annular boss (81) is fixed with the housing (8) through the bolts, the first annular boss (81) is fixedly connected with the flange cover (6), and the upper surface of the first annular boss (81) is fixedly connected with a second annular boss (82).

3. The synchronous Hall large-caliber water meter according to claim 2, wherein a plurality of groups of fixing holes (803) are formed in the upper surface of the second annular boss (82), a clamping groove (802) is formed between the fixing holes (803) in the upper surface of the second annular boss (82), and a clamping block (804) is fixedly connected to the upper surface of the second annular boss (82).

4. A synchronous hall large caliber water meter as in claim 1, wherein the lower surface of the protecting cover (9) is fixedly connected with a pin shaft (91), the pin shaft (91) is rotatably connected with the fixture block (804), the protecting cover (9) is provided with a notch (92), the notch (92) is composed of a radial side opening (921) and an axial end opening (922), and the side opening (921) and the end opening (922) are matched with the outer shape of the signal collecting box (10).

5. The synchronous Hall large-caliber water meter according to claim 1, wherein a signal acquisition hole (103) is formed in the lower surface of the signal acquisition box (10), a buckle (102) is fixedly connected to the lower surface of the signal acquisition box (10), the buckle (102) is matched with a clamping groove (802) formed in the second annular boss (82) for use, a plurality of groups of hole sites (101) are formed in the lower surface of the signal acquisition box (10), and each group of hole sites (101) corresponds to the fixing hole (803).

6. The synchronous Hall large-caliber water meter according to claim 1, wherein an inner hole (104) is formed in the signal acquisition box (10), a metal hose fixing hexagonal table (106) is formed in the signal acquisition side face, a wire outlet hole (107) is formed in the metal hose fixing hexagonal table (106), a module acquisition area (105) is arranged in the signal acquisition box (10), and an acquisition module is placed in the module acquisition device.

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