Battery dismounting device for intelligent water meter

Abstract

The utility model relates to a battery dismounting device for an intelligent water meter, which belongs to the technical field of intelligent water meters and comprises a shell, a battery compartment is mounted in the shell, a locking component is arranged in the battery compartment, a battery box is connected in the locking component, and a sealing cover matched with the shell is connected to the end of the battery box. A first guide ring, a second guide ring and a third guide ring are connected in the battery bin, the inner ring of the first guide ring is connected with a base plate, the base plate is connected with the electrode contact pieces through springs, the electrode contact pieces are connected with the second guide ring through wires, and a fixing ring is connected to the battery box. The fixing ring is connected with the base plate through the spring, the rotating ring is rotationally connected to the fixing ring, the multiple guide blocks are connected to the rotating ring, and the guide blocks are connected with the first guide ring, the second guide ring and the third guide ring in a matched mode, so that the battery pops out of a shell of the water meter by pressing the sealing cover, and the situation that the battery cannot be taken out is avoided.

Description

Technical Field

[0001] The utility model belongs to the technical field of intelligent water meters, and in particular relates to a battery disassembly device for intelligent water meters. Background Art

[0002] Smart water meter is a new type of water meter that uses modern microelectronics technology, modern sensor technology, and smart IC card technology to measure water consumption and transmit water consumption data and settle transactions. Compared with traditional water meters that generally only have the functions of flow collection and mechanical pointer display of water consumption, it is a great improvement. In addition to recording and electronically displaying water consumption, smart water meters can also control water consumption according to agreements, automatically complete water fee calculations for tiered water prices, and store water consumption data;

[0003] At present, when the battery of a water meter needs to be replaced, the battery needs to be taken out with fingers, which easily causes the battery to be unable to be taken out of the battery compartment of the water meter. Utility Model Content

[0004] In order to solve the above technical problems, the utility model further proposes a battery disassembly device for a smart water meter.

[0005] The specific technical scheme of the utility model is as follows: A battery disassembly device for a smart water meter comprises: a shell, a battery compartment is installed in the shell, a locking assembly is arranged in the battery compartment, a battery box is connected in the locking assembly, a sealing cover for cooperating with the shell is connected to the end of the battery box, and electrode contacts are connected in the locking assembly and the battery box, and the locking assembly comprises: a first guide ring, a first guide ring, a second guide ring and a third guide ring are connected in the battery compartment, the inner ring of the first guide ring is connected to a chassis, the chassis is connected to the electrode contact through a spring, the electrode contact is connected to the second guide ring through a wire, a fixing ring is connected to the battery box, the fixing ring is connected to the chassis through a spring, a rotating ring is rotatably connected to the fixing ring, a plurality of guide blocks are connected to the rotating ring, the guide blocks are cooperatively connected to the first guide ring, the second guide ring and the third guide ring, a limiting rod is connected to the chassis, and the limiting rod is connected to the battery box.

[0006] Furthermore, the battery box is connected to a plurality of limit bases slidably connected to the limit rods, a first wire groove for embedding wires is provided in the battery box, a through hole for the electrode contact to contact the battery is provided at the end of the battery box, the battery box is connected to the electrode contact through a spring, and the electrode contact is connected to the guide block through a wire.

[0007] Furthermore, a positioning cap is provided on the limiting rod.

[0008] Furthermore, the first guide ring, the second guide ring and the third guide ring are all provided with guide teeth, the second guide ring and the third guide ring have the same structure, and the guide teeth of the first guide ring are arranged opposite to the guide teeth of the second guide ring and the third guide ring.

[0009] Furthermore, one end of the guide block is provided with an inclined surface for cooperating and connecting with the first guide ring, and the other end of the guide block is provided with an inclined surface for cooperating and connecting with the second guide ring and the third guide ring.

[0010] Furthermore, a bracket is arranged in the battery box.

[0011] Furthermore, a sealing rubber ring is provided on the sealing cover.

[0012] Furthermore, a wire threading port is provided in the battery compartment, the wire threading port is communicated with the battery compartment, and a second wire groove is provided on the inner wall of the battery compartment.

[0013] Beneficial effects:

[0014] The present application connects the first guide ring, the second guide ring and the third guide ring in the battery compartment, the inner ring of the first guide ring is connected to the chassis, the chassis is connected to the electrode contact through a spring, the electrode contact is connected to the second guide ring through a wire, a fixed ring is connected to the battery box, the fixed ring is connected to the chassis through a spring, the fixed ring is rotatably connected to a rotating ring, a plurality of guide blocks are connected to the rotating ring, the guide blocks are cooperatively connected to the first guide ring, the second guide ring and the third guide ring, a limiting rod is connected to the chassis, the limiting rod is connected to the battery box, so that the battery can be popped out of the shell of the water meter by pressing the sealing cover, thereby avoiding the situation where the battery cannot be removed. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the utility model;

[0016] Figure 2 This is a schematic diagram of the locking assembly structure of the utility model;

[0017] Figure 3 This is the first wire slot position diagram of the utility model;

[0018] Figure 4 This is a position diagram of the positioning cap of the utility model;

[0019] Description of the markings in the figure:

[0020] Shell 1, battery compartment 2, locking assembly 3, battery box 4, sealing cover 5, electrode contact 6, first guide ring 301, chassis 302, second guide ring 303, third guide ring 304, fixed ring 305, rotating ring 306, guide block 307, limit rod 308, limit base 41, first wire groove 42, positioning cap 3081, bracket 43, sealing rubber ring 51, threading port 21, second wire groove 22, through hole 44. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] In the description of the present invention, it should be understood that the terms "upper", "middle", "outer", "inner" and the like indicating directions or positional relationships are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the components or elements referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as limitations on the present invention.

[0023] Embodiment 1: A battery removal device for a smart water meter, combined with the attached Figure 1 To Attachment Figure 4 The invention is described as follows: a housing 1, a battery compartment 2 is installed in the housing 1, a locking assembly 3 is arranged in the battery compartment 2, a battery box 4 is connected to the locking assembly 3, a sealing cover 5 for cooperating with the housing 1 is connected to the end of the battery box 4, and an electrode contact 6 is connected to the locking assembly 3 and the battery box 4, and the locking assembly 3 includes: a first guide ring 301, a first guide ring 301, a second guide ring 303 and a third guide ring 304 are connected to the battery compartment 2, the inner ring of the first guide ring 301 is connected to the chassis 302, and the chassis 304 is connected to the chassis 302. 02 is connected to the electrode contact 6 through a spring, the electrode contact 6 is connected to the second guide ring 303 through a wire, a fixed ring 305 is connected to the battery box 4, the fixed ring 305 is connected to the chassis 302 through a spring, a rotating ring 306 is rotatably connected to the fixed ring 305, a plurality of guide blocks 307 are connected to the rotating ring 306, the guide blocks 307 are connected to the first guide ring 301, the second guide ring 303 and the third guide ring 304, a limiting rod 308 is connected to the chassis 302, and the limiting rod 308 is connected to the battery box 4.

[0024] The electrode contact piece 6 on the chassis 302 is electrically connected to the power inlet of the water meter mainboard through a wire. The second guide ring 303 is made of iron, copper or aluminum with conductive properties. The first guide ring 301 and the third guide ring 304 are made of plastic or ceramic insulating materials.

[0025] In the present application, a first guide ring 301, a second guide ring 303 and a third guide ring 304 are connected inside the battery compartment 2; the inner ring of the first guide ring 301 is connected to the chassis 302; the chassis 302 is connected to the electrode contact 6 through a spring; the electrode contact 6 is connected to the second guide ring 303 through a wire; a fixed ring 305 is connected to the battery box 4; the fixed ring 305 is connected to the chassis 302 through a spring; a rotating ring 306 is rotatably connected to the fixed ring 305; a plurality of guide blocks 307 are connected to the rotating ring 306; the guide blocks 307 are cooperatively connected to the first guide ring 301, the second guide ring 303 and the third guide ring 304; a limiting rod 308 is connected to the chassis 302; the limiting rod 308 is connected to the battery box 4, so that the battery is ejected from the housing 1 of the water meter by pressing the sealing cover 5, thereby avoiding the situation where the battery cannot be removed.

[0026] Embodiment 2: Based on embodiment 1, Figure 2 To Attachment Figure 4 For explanation, the battery box 4 is connected to a plurality of limit bases 41 which are slidably connected to the limit rod 308, a first wire groove 42 for embedding a wire is provided in the battery box 4, a through hole 44 for the electrode contact 6 to contact the battery is provided at the end of the battery box 4, the battery box 4 is connected to the electrode contact 6 through a spring, and the electrode contact 6 is connected to the guide block 307 through a wire.

[0027] Among them, the electrode contact 6 on the battery box 4 is electrically connected to the guide block 307 through a wire. The guide block is made of iron, copper or aluminum with conductive properties or has a conductive sheet at the end. If the end of the guide block is a conductive sheet, the electrode contact 6 on the battery box 4 is electrically connected to the conductive sheet at the end of the guide block 307 through a wire, and the electrode contact 6 on the chassis 302 passes through the through hole 44 to contact the battery electrode.

[0028] In the present application, a plurality of limit bases 41 connected to the limit rod 308 in a sliding manner are connected to the battery box 4, a first wire groove 42 for embedding a wire is provided in the battery box 4, a through hole 44 for the electrode contact 6 to contact the battery is provided at the end of the battery box 4, the battery box 4 is connected to the electrode contact 6 through a spring, and the electrode contact 6 is connected to the guide block 307 through a wire, thereby realizing the insertion of the battery into the water meter housing 1 and improving the accuracy of the battery insertion.

[0029] Embodiment 3: Based on Embodiment 1, Figure 4 For illustration, a positioning cap 3081 is provided on the limiting rod 308 .

[0030] The positioning cap 3081 and the limiting rod 308 are an integral structure or detachably connected, and the limiting rod 308 and the positioning cap 3081 are made of alloy.

[0031] In the present application, a positioning cap 3081 is provided on the limiting rod 308 to prevent the limiting rod 308 from being separated from the limiting base 41 .

[0032] Embodiment 4: Based on Embodiment 1, Figure 1 To Attachment Figure 4 For explanation, the first guide ring 301 , the second guide ring 303 and the third guide ring 304 are all provided with guide teeth, the second guide ring 303 and the third guide ring 304 have the same structure, and the guide teeth of the first guide ring 301 are arranged opposite to the guide teeth of the second guide ring 303 and the third guide ring 304 .

[0033] The second guide ring 303 is electrically connected to the power supply inlet of the water meter mainboard through a wire.

[0034] In the present application, guide teeth are arranged on the first guide ring 301, the second guide ring 303 and the third guide ring 304. The second guide ring 303 and the third guide ring 304 have the same structure. The guide teeth of the first guide ring 301 are arranged opposite to the guide teeth of the second guide ring 303 and the third guide ring 304, thereby limiting the guide block 307 and improving the stability of the battery box 4.

[0035] Embodiment 5: Based on Embodiment 4, Figure 1 To Attachment Figure 4 For illustration, one end of the guide block 307 is provided with an inclined surface for cooperating with the first guide ring 301 , and the other end of the guide block 307 is provided with an inclined surface for cooperating with the second guide ring 303 and the third guide ring 304 .

[0036] The inclined surface at one end of the guide block 307 cooperates with the first guide ring 301 to complete the rotation direction, and the inclined surface at the other end of the guide block 307 cooperates with the second guide ring 303 and the third guide ring 304 to complete the rotation direction.

[0037] In the present application, a slope is provided at one end of the guide block 307 for cooperating and connecting with the first guide ring 301, and a slope is provided at the other end of the guide block 307 for cooperating and connecting with the second guide ring 303 and the third guide ring 304. This enables the guide block 307 to rotate when it contacts the first guide ring 301, the second guide ring 303 and the third guide ring 304 respectively, thereby improving the linkage.

[0038] Embodiment 6: Based on Embodiment 1, Figure 2For illustration, a bracket 43 is provided in the battery box 4 .

[0039] The end surface of the bracket 43 is provided with an arc surface which is completely in contact with the side wall of the battery.

[0040] In the present application, a bracket 43 is provided in the battery box 4, thereby improving the stability of the contact between the electrode contact sheet 6 on the chassis 302 and the battery electrode.

[0041] Embodiment 7: Based on Embodiment 1, Figure 1 To Attachment Figure 4 For illustration, a sealing rubber ring 51 is provided on the sealing cover 5 .

[0042] The sealing rubber ring 51 is made of rubber, and a groove for embedding the sealing rubber ring 51 is provided on the side end surface of the sealing cover 5 .

[0043] In the present application, a sealing rubber ring 51 is provided on the sealing cover 5 to improve the sealing performance.

[0044] Embodiment 8: Based on Embodiment 1, Figure 1 To Attachment Figure 4 For illustration, a wire threading opening 21 is provided in the battery compartment 2 , the wire threading opening 21 is connected to the battery compartment 2 , and a second wire groove 22 is provided on the inner wall of the battery compartment 2 .

[0045] The threading opening 21 is used to lead out the wires.

[0046] The present application provides a wire threading port 21 in the battery compartment 2, the wire threading port 21 is connected to the battery compartment 2, and a second wire groove 22 is provided on the inner wall of the battery compartment 2 to facilitate the situation in which the wire interferes with the locking assembly 3 and causes equipment failure.

[0047] Working process:

[0048] When the battery needs to be installed, the initial guide block 307 cooperates with the second guide ring 303 to limit the position, the sealing cover 5 is pressed, the guide block 307 is separated from the second guide ring 303 and contacts the first guide ring 301, the rotating ring 306 rotates, and the battery box 4 pops outward under the influence of the spring thrust, the guide block 307 passes through the gap between the adjacent guide teeth on the second guide ring 303 and then cooperates with the guide teeth of the third guide ring 304 to limit the position, the battery is placed in the battery box 4, the electrode at one end of the battery contacts the electrode contact sheet 6 in the battery box 4, the bracket 43 cooperates with the battery to position the battery, the sealing cover 5 is pressed, the guide block 307 is separated from the third guide ring 304 and contacts the first guide ring 301 , the rotating ring 306 rotates, and the battery box 4 is affected by the spring thrust to contact the guide block 307 with the guide teeth on the second guide ring 303 to limit the position. At this time, the electrode at one end of the battery is electrically connected to the guide block 307 through the electrode contact 6 and the wire in the battery box 4, and then contacts the second guide ring 303 through the guide block 307 and is electrically connected to the power supply port of the water meter mainboard through the wire of the second guide ring 303. The electrode at the other end of the battery is electrically connected to the power supply port of the water meter mainboard through the electrode contact 6 on the chassis 302, forming a complete electrical circuit. To remove the battery, press the sealing cover 5, repeat the battery installation steps to complete the battery box 4 pop-up, take out the battery, and the battery removal is completed.

[0049] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0050] The preferred embodiments of the utility model disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details in detail, nor do they limit the utility model to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that technicians in the relevant technical field can well understand and use the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. A battery removal device for a smart water meter, comprising: A housing (1), wherein a battery compartment (2) is installed in the housing (1), a locking assembly (3) is arranged in the battery compartment (2), a battery box (4) is connected to the locking assembly (3), a sealing cover (5) for cooperating with the housing (1) is connected to the end of the battery box (4), and electrode contacts (6) are connected to the locking assembly (3) and the battery box (4), characterized in that the locking assembly (3) comprises: a first guide ring (301), the battery compartment (2) is connected to the first guide ring (301), a second guide ring (303) and a third guide ring (304), the inner ring of the first guide ring (301) is connected to a chassis (302), and the chassis ( The battery box (4) is connected to the electrode contact piece (302) through a spring, the electrode contact piece (6) and the second guide ring (303) are connected through a wire, a fixed ring (305) is connected to the battery box (4), the fixed ring (305) is connected to the chassis (302) through a spring, a rotating ring (306) is rotatably connected to the fixed ring (305), a plurality of guide blocks (307) are connected to the rotating ring (306), the guide blocks (307) are connected to the first guide ring (301), the second guide ring (303) and the third guide ring (304), a limiting rod (308) is connected to the chassis (302), and the limiting rod (308) is connected to the battery box (4).

2. A battery removal device for a smart water meter according to claim 1, characterized in that: The battery box (4) is connected to a plurality of limit bases (41) slidably connected to the limit rods (308); a first wire slot (42) for embedding wires is provided in the battery box (4); a through hole (44) for the electrode contact sheet (6) to contact the battery is provided at the end of the battery box (4); the battery box (4) is connected to the electrode contact sheet (6) via a spring; and the electrode contact sheet (6) is connected to the guide block (307) via a wire.

3. A battery removal device for a smart water meter according to claim 1, characterized in that: The limiting rod (308) is provided with a positioning cap (3081).

4. A battery removal device for a smart water meter according to claim 1, characterized in that: The first guide ring (301), the second guide ring (303) and the third guide ring (304) are all provided with guide teeth; the second guide ring (303) and the third guide ring (304) have the same structure; the guide teeth of the first guide ring (301) are arranged opposite to the guide teeth of the second guide ring (303) and the third guide ring (304).

5. A battery removal device for a smart water meter according to claim 4, characterized in that: One end of the guide block (307) is provided with an inclined surface for matching and connecting with the first guide ring (301), and the other end of the guide block (307) is provided with an inclined surface for matching and connecting with the second guide ring (303) and the third guide ring (304).

6. A battery removal device for a smart water meter according to claim 1, characterized in that: A bracket (43) is arranged in the battery box (4).

7. A battery removal device for a smart water meter according to claim 1, characterized in that: The sealing cover (5) is provided with a sealing rubber ring (51).

8. A battery removal device for a smart water meter according to claim 1, characterized in that: The battery compartment (2) is provided with a wire threading opening (21), the wire threading opening (21) is communicated with the battery compartment (2), and a second wire groove (22) is provided on the inner wall of the battery compartment (2).

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