CN210051389U - Rotary coding counting type dry intelligent meter head - Google Patents

Abstract

The utility model relates to a flow measurement field discloses a rotary coding counter dry-type intelligence meter gauge outfit, comprising a bottom shell, be provided with the installation frame on the drain pan, it is connected with initiative registration wheel and passive registration wheelset to rotate on the installation frame, be provided with the driving medium between initiative registration wheel and the passive registration wheelset, the installation frame is provided with drive initiative registration wheel pivoted drive assembly, be provided with the flow measurement subassembly on the drain pan, the flow measurement subassembly is used for carrying out the communication module of communication with the external world including setting up circuit board on the drain pan, setting up the light transmitting plate on the circuit board, setting up the light-receiving plate on the circuit board, setting up the communication module that is used for on the circuit board with the external world, light transmitting plate and light-receiving plate are located the both sides of initiative registration. The utility model discloses have the effect that reduces the manpower extravagant.

Description

Rotary coding counting type dry intelligent meter head

Technical Field

The utility model belongs to the technical field of the technique of flow measurement and specifically relates to a rotatory code counter dry-type smart meter gauge outfit is related to.

Background

The existing water meters are meters for measuring water flow, most of which are accumulation flow measurement of water, and generally are classified into a positive displacement water meter and a speed water meter.

The inner structure of the existing traditional water meter can be divided into three parts, namely a shell, a sleeve and an inner core from outside to inside, the inner core is divided into an upper layer, a middle layer and a lower layer, the upper layer is seen from a glass window, and only a pointer and a dial are arranged. The most important point is that the lower layer is provided with a plastic wheel, a plurality of plastic blades are arranged on the wheel edge, the plastic wheel is called as an impeller, the impeller is positioned in a rotating flow formed by the lower layer hole of the sleeve, water flow impacts the blades on the periphery of the wheel to generate torque, the impeller rotates, the shaft of the impeller vertically and upwards reaches the middle layer, and the shaft is provided with a small gear which is meshed with a decimal gear to achieve the purpose of accumulating the revolution.

The above prior art solutions have the following drawbacks: when confirming the water consumption, the staff need adopt the mode of artifical meter reading, observes the reading on the water gauge, confirms the water consumption, and when the user was more, the staff need look over every water gauge, extravagant manpower.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model provides a rotatory code counter dry-type intelligent meter gauge outfit has the effect that reduces the manpower waste.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a rotary coding counter dry-type intelligence meter gauge outfit, includes the drain pan, be provided with the installation frame on the drain pan, it is connected with initiative registration wheel and passive registration wheelset to rotate on the installation frame, be provided with the driving medium between initiative registration wheel and the passive registration wheelset, the installation frame is provided with drive initiative registration wheel pivoted drive assembly, be provided with the flow measurement subassembly on the drain pan, the flow measurement subassembly is including setting up circuit board on the drain pan, setting up the light transmitting plate on the circuit board, setting up light receiving plate on the circuit board, setting up the communication module that is used for carrying out the communication with the external world on the circuit board, light transmitting plate and light receiving plate are located the both sides of initiative registration wheel.

Through adopting above-mentioned technical scheme, when the gauge outfit was installed on the water gauge, drive assembly drove initiative registration wheel and rotates, and initiative registration wheel rotates the back and drives passive registration wheelset through the driving medium and rotates to comparatively audio-visual flow value shows, flow measurement subassembly acquires digital form's flow information simultaneously, and sends flow information to the external world, and the staff needn't go on the spot to observe the numerical value on initiative registration wheel and the passive registration wheelset, has reduced the waste of manpower.

The utility model discloses further set up to: drive assembly is including setting up drive part and the follower on the installation frame, drive part is including rotating the drive lever of connection on the installation frame, first magnetic part of fixed connection on the drive lever, the drive gear of fixed connection on the drive lever, the follower is including rotating the connection on the installation frame and with drive gear meshed driven gear, fixed connection threaded rod on driven gear, fixed connection drive disc on the initiative registration wheel, the drive block of fixed connection on the drive disc, the drive block is the circumference along the axle center of drive disc and distributes, and the drive block is located the thread groove of threaded rod.

Through adopting above-mentioned technical scheme, first magnetic part rotates under the effect in magnetic field, and first magnetic part rotates the back and drives the actuating lever and rotate, and the actuating lever rotates the back and drives drive gear and rotate, and drive gear rotates and drives driven gear and rotate, and driven gear rotates the back and drives the threaded rod and rotate, and the threaded rod rotates the back and drives the drive block through the thread groove and remove to make the driving-disc take place to rotate, the driving-disc after the rotation drives initiative registration wheel and rotates, realizes the drive to initiative registration wheel.

The utility model discloses further set up to: the passive number indicating wheel set comprises a plurality of carry number indicating wheel bodies rotationally connected to the installation frame, a low-position wheel body rotationally connected to the installation frame, a highest-position wheel body rotationally connected to the installation frame, a number walking bulge and a carry bulge fixedly connected to two sides of the carry number indicating wheel body, and a plurality of number walking wheels rotationally connected to the installation frame and used between adjacent carry number indicating wheel bodies, wherein the highest-position wheel body is positioned at one end of the installation frame away from the active number indicating wheel, the low-position wheel body is positioned at one end of the installation frame close to the active number indicating wheel, the number walking bulge is fixedly connected to one side of the highest-position wheel body facing the carry number indicating wheel body, the carry bulge is fixedly connected to one side of the low-position wheel body facing the highest-position wheel body, the number walking wheels are also arranged between the highest-position wheel body and the carry number indicating wheel body, and the number walking wheels are also arranged between, the carry bulge is used for pushing the number running wheel to rotate, and the number running wheel is used for pushing the number running bulge.

Through adopting above-mentioned technical scheme, when passive registration wheelset rotates under the drive of initiative registration wheel, when the carry of low level wheel body is protruding with walking when the contact of number wheel, the carry is protruding to drive one of them and is walked the number wheel and take place to rotate, walks to drive after the number wheel rotates and takes place to remove with the adjacent carry wheel body of low level wheel to realize passive registration wheelset's carry and rotate, realize the record of flow.

The utility model discloses further set up to: the driving medium includes that fixed connection walks the position arch on the initiative registration wheel, rotates the transmission arch of connection on the low wheel body, rotates and connect and be used for promoting the bellied push wheel of transmission on the installation frame, it is used for promoting to walk the position arch the push wheel rotates.

Through adopting above-mentioned technical scheme, when initiative registration wheel rotated, when walking on the initiative registration wheel protruding with promote the wheel conflict, promote the wheel rotation, promote the wheel and rotate the back and promote the transmission arch, the bellied removal of transmission drives the rotation of low order wheel body to realize the transmission between initiative registration wheel and the passive registration wheelset.

The utility model discloses further set up to: be provided with mechanical reading subassembly on the installation frame, mechanical reading subassembly includes fixed connection and is carved with the reading board of reading, the unit pointer of fixed connection on the actuating lever, rotate ten pointers of connection on the installation frame, rotate hundred pointers of connection on the installation frame, carry out the transmission through the gear assembly between unit pointer and the ten pointer, also pass through between ten pointer and the hundred pointer the gear assembly carries out the transmission.

Through adopting above-mentioned technical scheme, the actuating lever rotates and drives the unit pointer and rotate, and through the gear rotating assembly between unit pointer and the tens pointer, the tens pointer rotates under the drive of actuating lever, and the tens pointer rotates the back through the gear drive spare between tens pointer and the hundred pointer for the hundred pointer rotates, thereby realizes mechanical count.

The utility model discloses further set up to: the initiative registration wheel includes the wheel main part of rotation connection on the installation frame, set up first light trap in the wheel main part, set up the second light trap in the wheel main part, set up the third light trap in the wheel main part.

Through adopting above-mentioned technical scheme, the setting in first printing opacity groove, second printing opacity groove and third printing opacity groove for the light signal that the light receiving plate can intermittent type nature received emission board sent, thereby realize flow data's acquireing.

The utility model discloses further set up to: the installation frame is fixedly connected with the bottom shell through a fixing assembly, the fixing assembly comprises a fixing block fixedly connected to the bottom shell, an insertion groove formed in the fixing block, and an insertion block fixedly connected to the installation frame, and the insertion block is embedded in the insertion groove.

Through adopting above-mentioned technical scheme, through grafting piece and inserting groove for can form comparatively stable fixed between installation frame and the drain pan, also can comparatively accurate fix a position when the installation simultaneously, thereby make the installation of gauge outfit comparatively convenient.

The utility model discloses further set up to: fixedly connected with magnetic shield cover on the grafting piece, the first absorption piece of fixedly connected with in the magnetic shield cover, fixedly connected with second absorption piece in the inserting groove, the magnetic shield cover is established on the second absorption piece, first absorption piece and second absorption piece attract each other.

Through adopting above-mentioned technical scheme, inter attraction between first absorption piece and the second absorption piece to make being connected between installation frame and the drain pan more firm, the setting up of magnetic shield cover makes first absorption piece and first absorption piece be difficult for producing the influence to the external world.

To sum up, the utility model discloses following beneficial effect has:

through setting up initiative registration wheel and passive registration wheelset, the initiative registration wheel is driven through the driving medium between the passive registration wheelset, and the flow measurement subassembly outwards sends flow direction signal to make the staff need not to carry out the manual work and check meter and can acquire flow information, thereby reduced the waste of manpower, also can observe the flow through the gauge outfit simultaneously, make two kinds of modes coexist, make things convenient for the staff to select the water gauge flow and acquire the mode.

Drawings

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

FIG. 2 is a schematic cross-sectional view showing a connection structure of a fixing block and an insertion groove;

FIG. 3 is a schematic view showing a connection structure of the base plate and the connection posts;

FIG. 4 is a schematic view showing an internal connection structure of a passive indicating wheel set;

FIG. 5 is a schematic view showing an internal connection structure of the gear assembly;

FIG. 6 is an enlarged view of the portion A of FIG. 5, showing a connection structure of the carry bump of the trace bump diagram;

FIG. 7 is a schematic view showing a connection structure between the active index wheel and the lower wheel body;

FIG. 8 is an enlarged view of the portion B of FIG. 7, showing the connection structure of the walking projection and the transmission projection;

FIG. 9 is a schematic view showing a connection structure of a circuit board and a light emitting panel;

fig. 10 is a block diagram showing the structure of the infrared receiving tube and the first circuit mounting board;

FIG. 11 is a schematic view showing a connection structure of the wheel body and the first light-transmitting groove;

fig. 12 is an enlarged view of a portion C of fig. 4, showing a connection structure of the driving member and the driven member.

Reference numerals: 1. a bottom case; 2. a mounting frame; 21. a base plate; 22. a top plate; 23. connecting columns; 24. mounting a rod; 25. mounting a plate; 3. a fixing assembly; 31. a fixed block; 32. inserting grooves; 33. an insertion block; 34. a magnetic shield; 35. a first adsorption block; 36. a second adsorption block; 4. a driving number indicating wheel; 41. a wheel body; 42. a first light-transmitting groove; 43. a second light-transmitting groove; 44. a third light-transmitting groove; 5. a passive number indicating wheel set; 51. a carry indicating wheel body; 52. a lower wheel body; 53. a highest position wheel body; 54. the number of the walking protrusions is increased; 55. a carry projection; 56. a counting wheel; 561. an installation part; 562. a contact projection; 6. a transmission member; 61. a displacement bulge; 62. a transmission projection; 63. a push wheel; 631. a base portion; 632. a protrusion; 7. a flow metering assembly; 71. a circuit board; 72. a light emitting panel; 721. a first circuit mounting board; 722. an infrared emission tube; 73. a light receiving plate; 731. a second circuit mounting board; 732. an infrared receiving tube; 74. a communication module; 741. an NBIOT chip; 742. an antenna; 8. a drive assembly; 81. a driving member; 811. a drive rod; 813. a drive gear; 82. a driven member; 821. a driven gear; 822. a threaded rod; 823. a drive disc; 824. a drive block; 9. a mechanical reading assembly; 91. a reading board; 92. a bit pointer; 93. a ten-digit pointer; 94. a hundred digit pointer; 95. a gear assembly; 951. a first drive gear; 952. a second transmission gear; 953. a third transmission gear; 954. and a fourth transmission gear.

Detailed Description

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

Referring to fig. 1 and 2, for the utility model discloses a rotary coding counter dry-type intelligence table head, including being the drain pan 1 of bowl form, be provided with installation frame 2 on the drain pan 1, installation frame 2 is through fixed subassembly 3 fixed connection on drain pan 1. Fixed subassembly 3 includes fixed block 31, inserting groove 32 and inserting piece 33, is cylindric fixed block 31 fixed connection on the inner wall of drain pan 1, and the cross-section is circular shape inserting groove 32 and sets up on fixed block 31, is cylindric inserting piece 33 fixed connection on the bottom surface of installation frame 2, and inserting piece 33 inlays to be established in inserting groove 32. A magnetic shield 34 is fixedly connected to one end of the insertion block 33 facing the bottom surface of the insertion groove 32, a first adsorption block 35 is fixedly connected to the inside of the magnetic shield 34, and the first adsorption block 35 is a magnet. The bottom surface of the inserting groove 32 is fixedly connected with a second adsorption block 36, the second adsorption block 36 is a magnet, the first adsorption block 35 and the second adsorption block 36 are mutually attracted, and the lower surface of the magnetic shielding cover 34 is abutted against the bottom surface of the inserting groove 32 and covers the second adsorption block 36.

Referring to fig. 3 and 4, the mounting frame 2 includes a bottom plate 21, a top plate 22, connecting columns 23, mounting rods 24 and mounting plates 25, the bottom plate 21 is fixedly connected to the bottom shell 1, a plurality of connecting columns 23 are fixedly connected to the bottom plate 21, one ends of the connecting columns 23 far away from the bottom plate 21 are fixedly connected to the top plate 22, the two mounting plates 25 are fixedly connected to the bottom plate 21, one ends of the mounting plates 25 far away from the bottom plate 21 are fixedly connected to the top plate 22, the mounting rods 24 are located between the two mounting plates 25, and two ends of the mounting rods 24 are fixedly connected to the.

Referring to fig. 4 and 6, the mounting rod 24 is rotatably connected with a driving number indicating wheel 4 and a driven number indicating wheel set 5, the driven number indicating wheel set 5 includes a plurality of carry number indicating wheel bodies 51, a low position wheel body 52, a highest position wheel body 53, a number running protrusion 54, a carry protrusion 55 and a number running wheel 56, and the low position wheel body 52, the carry number indicating wheel body 51 and the highest position wheel body 53 are rotatably connected to the mounting rod 24 and are sequentially distributed along the length direction of the mounting rod 24. The driving number indicating wheel 4 is rotatably connected to the mounting rod 24, and the driving number indicating wheel 4 is positioned on one side of the low-position wheel body 52 far away from the carry number indicating wheel body 51. The plurality of number running protrusions 54 and the two carry protrusions 55 are respectively and fixedly connected to two sides of the carry indication wheel body 51, and the plurality of number running protrusions 54 are circumferentially distributed along the axis of the carry indication wheel body 51. The highest-order wheel body 53 is also fixedly connected with a plurality of the above-mentioned number-of-travel protrusions 54 on one side facing the carry indication wheel body 51, the plurality of number-of-travel protrusions 54 are circumferentially distributed along the axis of the highest-order wheel body 53, and the low-order wheel body 52 is also fixedly connected with two of the above-mentioned carry protrusions 55 on one side facing the carry indication wheel body 51. Four walking number wheels 56 are rotatably connected to the mounting frame 2 through serial shafts, both ends of the serial shafts are fixedly connected to the mounting plate 25, the four walking number wheels 56 are rotatably connected to the serial shafts, wherein three walking number wheels 56 are located between the adjacent carry indication wheel bodies 51, and the other walking number wheel 56 is located between the highest-order wheel body 53 and the carry indication wheel body 51. The number running wheel 56 comprises a mounting part 561 rotatably connected to the serial shaft and contact protrusions 562 fixedly connected to the mounting part 561, the contact protrusions 562 are circumferentially distributed along the axis of the mounting part 561, and the contact protrusions 562 are abutted against the number running protrusions 54 and the carry protrusions 55.

Referring to fig. 7 and 8, a transmission member 6 is disposed between the active number indicating wheel 4 and the low wheel 52, the transmission member 6 includes a walking protrusion 61, a transmission protrusion 62 and a pushing wheel 63, the walking protrusion 61 is fixedly connected to one side of the low wheel 52 away from the carry number indicating wheel 51, a plurality of walking protrusions 54 are circumferentially distributed along the axis of the low wheel 52, two transmission protrusions 62 are fixedly connected to one side of the active number indicating wheel 4 facing the low wheel 52, the pushing wheel 63 is rotatably connected to the serial shaft, the pushing wheel 63 includes a base 631 rotatably connected to the serial shaft and a protrusion 632 fixedly connected to the base 631, the protrusion 632 is circumferentially distributed along the axis of the base 631, and the protrusion 632 is abutted against the transmission protrusion 62 and the walking protrusion 61.

Referring to fig. 9 and 10, a flow rate metering assembly 7 is disposed on the bottom case 1, the flow rate metering assembly 7 includes a circuit board 71, a light emitting plate 72, a light receiving plate 73 and a communication module 74, the circuit board 71 is fixedly connected to the bottom case 1, the light emitting plate 72 and the light receiving plate 73 are both plugged into the circuit board 71, the light emitting plate 72 and the light receiving plate 73 are located at both sides of the active index wheel 4, and the light emitting plate 72 includes a first circuit mounting plate 721 mounting plate 25 plugged into the circuit board 71 and electrically connected to the circuit board 71, and an infrared emitting tube 722 electrically connected to the first circuit mounting plate 721 mounting plate 25. The light receiving plate 73 includes a second circuit mounting plate 731 mounting plate 25 which is attached to the circuit board 71 and electrically connected to the circuit board 71, and an infrared receiving tube 732 which is electrically connected to the second circuit mounting plate 731 mounting plate 25. Referring to fig. 10 and 11, the active registration wheel 4 includes a wheel body 41, a first light transmissive groove 42, a second light transmissive groove 43, and a third light transmissive groove 44, the wheel body 41 is rotatably connected to the mounting rod 24, the first light transmissive groove 42, the second light transmissive groove 43, and the third light transmissive groove 44 are all formed in the wheel body 41, the first light transmissive groove 42, the second light transmissive groove 43, and the third light transmissive groove 44 are distributed along an axial center of the wheel body 41, and the infrared emission tube 722 corresponds to the first light transmissive groove 42, the second light transmissive groove 43, and the third light transmissive groove 44. The communication module 74 includes an NBIoT chip 741 and an antenna 742, the NBIoT chip 741 and the antenna 742 are electrically connected to the circuit board 71, a through hole is formed in the bottom plate 21, and the antenna 742 is inserted into the through hole.

Referring to fig. 12, a driving assembly 8 is disposed on the bottom plate 21, the driving assembly 8 includes a driving member 81 and a driven member 82, the driving member 81 includes a driving rod 811, a first magnetic member (not shown in the figure) and a driving gear 813, the driving rod 811 is rotatably connected to the bottom plate 21, the first magnetic member is fixedly connected to a lower end of the driving rod 811, the first magnetic member is a magnet, and the driving gear 813 is sleeved on the driving rod 811 and is fixedly connected to the driving rod 811. The driven member 82 comprises a driven gear 821, a threaded rod 822, a driving plate 823 and driving blocks 824, the driven gear 821 is rotatably connected to the bottom plate 21, the driven gear 821 is meshed with the driving gear 813, the threaded rod 822 is fixedly connected to the driven gear 821, the driving plate 823 is sleeved on the mounting rod 24 and is fixedly connected with the driving dial wheel 4, the driving plate 823 is located on one side, away from the low-position wheel body 52, of the driving wheel 4, the driving blocks 824 are fixedly connected to one side, away from the driving dial wheel 4, of the driving plate 823, the driving blocks 824 are circumferentially distributed along the axis of the driving plate 823, and the driving blocks 824 are located in threaded grooves of the threaded rod 822.

Referring to fig. 5, a mechanical reading assembly 9 is disposed on the mounting frame 2, the mechanical reading assembly 9 includes a reading plate 91, a unit pointer 92, a tens pointer 93 and a hundreds pointer 94, the reading plate 91 is fixedly connected to the top plate 22, the tens pointer 93 and the hundreds pointer 94 are rotatably connected to the bottom plate 21 through a connecting rod, the unit pointer 92 is fixedly connected to the driving rod 811, the tens pointer 93 and the unit pointer 92 are driven through a gear assembly 95, the gear assembly 95 includes a first transmission gear 951, a second transmission gear 952, a third transmission gear 953 and a fourth transmission gear 954, the first transmission gear 951 is fixedly connected to and coaxially disposed with the driving shaft, the second transmission gear 952 and the third transmission gear 953 are rotatably connected to and coaxially disposed with the bottom plate 21, the fourth transmission gear 954 is fixedly connected to and coaxially disposed with the connecting rod, the first transmission gear 951 is engaged with the second transmission gear 952, the third transfer gear 953 meshes with a fourth transfer gear 954. The tens pointer 93 and the hundreds pointer 94 are also driven by the gear assembly 95, the first transmission gear 951 is fixedly connected to the connecting rod and coaxially arranged with the connecting rod, the second transmission gear 952 and the third transmission gear 953 are rotatably connected to the bottom plate 21 and coaxially arranged, the fourth transmission gear 954 is fixedly connected to the connecting rod and coaxially arranged, the first transmission gear 951 is meshed with the second transmission gear 952, and the third transmission gear 953 is meshed with the fourth transmission gear 954.

The implementation principle of the embodiment is as follows: when the gauge outfit is installed on the water gauge, when the water gauge during operation, the magnetism spare on the water gauge passes through magnetic field and drives first magnetism spare and take place to rotate, and first magnetism spare rotates and drives actuating lever 811 and rotate, drives drive gear 813 after actuating lever 811 rotates and rotates, and drive gear 813 rotates and drives driven gear 821 and rotate, drives threaded rod 822 after driven gear 821 rotates and rotates, and threaded rod 822 rotates the back and drives drive block 824 through the screw thread and remove. After the driving block 824 moves, the driving disc 823 rotates and then drives the driving number indicating wheel 4 to rotate, when the driving number indicating wheel 4 rotates to the position moving protrusion 61 to contact with the pushing wheel 63, the position moving protrusion 61 drives the pushing wheel 63 to rotate, and when the pushing wheel 63 rotates, the pushing wheel 63 contacts with the position moving protrusion 54 to drive the low-position wheel body 52 to rotate, so that carry is achieved. When the carry-over projection 55 on the low-position wheel body 52 contacts with the running number wheel 56, the running number wheel 56 rotates to push the running number projection 54 on the carry indication wheel body 51 to move, so that carry is realized, and the carry between adjacent carry indication wheel bodies 51 is the same as the above manner. When the active indicating wheel 4 rotates, the first light-transmitting groove 42, the second light-transmitting groove 43 and the third light-transmitting groove 44 allow the infrared ray on the light-emitting plate 72 to cover the light-receiving plate 73, and the circuit board 71 receives the signal and transmits the data through the NBIOT chip 741 and the antenna 742. In the mechanical counting part, the driving rod 811 rotates to drive the unit pointer 92 to rotate, the first transmission gear 951 is meshed with the second transmission gear 952, so that the ten-position pointer 93 rotates, and the third transmission gear 953 is meshed with the fourth transmission gear 954, so that the hundred-position pointer 94 rotates, and mechanical counting is realized.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims (8)

1. The utility model provides a rotatory coding counter dry-type intelligent meter gauge outfit, characterized by: comprises a bottom shell (1), an installation frame (2) is arranged on the bottom shell (1), the mounting frame (2) is rotatably connected with an active number indicating wheel (4) and a passive number indicating wheel set (5), a transmission part (6) is arranged between the active number indicating wheel (4) and the passive number indicating wheel set (5), the mounting frame (2) is provided with a driving component (8) for driving the driving number indicating wheel (4) to rotate, the bottom shell (1) is provided with a flow metering assembly (7), the flow metering assembly (7) comprises a circuit board (71) arranged on the bottom shell (1), a light emitting plate (72) arranged on the circuit board (71), a light receiving plate (73) arranged on the circuit board (71), and a communication module (74) arranged on the circuit board (71) and used for communicating with the outside, the light emitting plate (72) and the light receiving plate (73) are positioned on two sides of the active number indicating wheel (4).

2. A rotary encoder count dry smart meter head according to claim 1, wherein: the driving component (8) comprises a driving part (81) and a driven part (82) which are arranged on the mounting frame (2), the driving piece (81) comprises a driving rod (811) rotationally connected to the mounting frame (2), a first magnetic piece fixedly connected to the driving rod (811), and a driving gear (813) fixedly connected to the driving rod (811), the driven part (82) comprises a driven gear (821) which is rotationally connected to the mounting frame (2) and is meshed with the driving gear (813), a threaded rod (822) fixedly connected to the driven gear (821), a driving disc (823) fixedly connected to the driving dial wheel (4) and a driving block (824) fixedly connected to the driving disc (823), the driving block (824) is circumferentially distributed along the axis of the driving disc (823), and the driving block (824) is positioned in a thread groove of the threaded rod (822).

3. A rotary encoder count dry smart meter head according to claim 2, wherein: the passive number indicating wheel set (5) comprises a plurality of carry number indicating wheel bodies (51) rotatably connected to the installation frame (2), a low-position wheel body (52) rotatably connected to the installation frame (2), a highest-position wheel body (53) rotatably connected to the installation frame (2), number walking protrusions (54) and carry protrusions (55) fixedly connected to two sides of the carry number indicating wheel body (51), and a plurality of number walking wheels (56) rotatably connected to the installation frame (2) and located between adjacent carry number indicating wheel bodies (51), wherein the highest-position wheel body (53) is located at one end, far away from the active number indicating wheel (4), of the installation frame (2), the low-position wheel body (52) is located at one end, close to the active number indicating wheel (4), of the highest-position wheel body (53) towards one side of the carry number indicating wheel body (51), the number walking protrusions (54) are fixedly connected with the highest-position wheel body (53, one side fixedly connected with of the highest position wheel body (53) of orientation of low position wheel body (52) carry arch (55), also be provided with between highest position wheel body (53) and carry registration wheel body (51) walk number wheel (56), low position wheel body (52) with also be provided with between carry registration wheel body (51) walk number wheel (56), carry arch (55) are used for promoting to walk number wheel (56) and rotate, it is protruding (54) to walk number wheel (56) are used for promoting to walk the number.

4. A rotary encoder count dry smart meter head according to claim 3, wherein: the transmission part (6) comprises a walking boss (61) fixedly connected to the driving number indicating wheel (4), a transmission boss (62) rotatably connected to the low-position wheel body (52), and a pushing wheel (63) rotatably connected to the mounting frame (2) and used for pushing the transmission boss (62), wherein the walking boss (61) is used for pushing the pushing wheel (63) to rotate.

5. A rotary encoder count dry smart meter head according to claim 1, wherein: be provided with mechanical reading subassembly (9) on installation frame (2), mechanical reading subassembly (9) are including fixed connection on installation frame (2) and be carved with reading board (91) of reading, unit pointer (92) of fixed connection on actuating lever (811), ten pointer (93) of rotation connection on installation frame (2), hundred pointer (94) of rotation connection on the mounting bracket, carry out the transmission through gear assembly (95) between unit pointer (92) and ten pointer (93), also pass through between ten pointer (93) and the hundred pointer (94) gear assembly (95) carry out the transmission.

6. A rotary encoder count dry smart meter head according to claim 1, wherein: the active number indicating wheel (4) comprises a wheel main body (41) rotatably connected to the mounting frame (2), a first light transmission groove (42) formed in the wheel main body (41), a second light transmission groove (43) formed in the wheel main body (41), and a third light transmission groove (44) formed in the wheel main body (41).

7. A rotary encoder count dry smart meter head according to claim 1, wherein: the installation frame (2) and the bottom shell (1) are fixedly connected through a fixing component (3), the fixing component (3) comprises a fixing block (31) fixedly connected to the bottom shell (1), an insertion groove (32) formed in the fixing block (31), and an insertion block (33) fixedly connected to the installation frame (2), and the insertion block (33) is embedded in the insertion groove (32).

8. A rotary encoder count dry smart meter head according to claim 7, wherein: fixedly connected with magnetic shield cover (34) on grafting piece (33), first adsorption piece (35) of fixedly connected with in magnetic shield cover (34), fixedly connected with second adsorption piece (36) in inserting groove (32), magnetic shield cover (34) cover is established on second adsorption piece (36), and first adsorption piece (35) and second adsorption piece (36) attract each other.

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