CN210489786U

CN210489786U - Power supply device of pet water dispenser

Info

Publication number: CN210489786U
Application number: CN201921167565.3U
Authority: CN
Inventors: 何俊德
Original assignee: Shenzhen Pet Come Technology Co ltd
Current assignee: Shenzhen Pet Come Technology Co ltd
Priority date: 2019-07-23
Filing date: 2019-07-23
Publication date: 2020-05-08
Anticipated expiration: 2029-07-23

Abstract

The utility model relates to a pet water dispenser power supply unit, including dismantled and assembled setting in the pet water dispenser and can with the DC motor electric connection's in the pet water dispenser air battery, air battery includes dismantled and assembled setting casing in the pet water dispenser, be equipped with the recess that has annular lateral wall on the casing, the inboard sealing connection of annular lateral wall has the air electrode as anodal, the sealed lid of opening part of recess has closed an apron, be equipped with the metal electrode as the negative pole that is connected with the apron in the recess, the surperficial interval of metal electrode and recess is gapped, air electrode and metal electrode correspondence are connected with anodal conducting strip and the negative pole conducting strip that is located the casing outside, anodal conducting strip and negative pole conducting strip switch on with DC motor detachable connections and the electrical property in the pet water dispenser. The utility model discloses an in use air battery as the power, do not have exposed power cord, facilitate the use, solved the potential safety hazard that has the power cord and produce.

Description

Power supply device of pet water dispenser

Technical Field

The utility model relates to a pet drinking water device, in particular to a safe and convenient power supply device of a pet drinking water machine.

Background

The pet breeding is ubiquitous in the life of urban people, and a pet water dispenser is popular for the convenience of drinking water of pets. The existing pet water dispenser is provided with a power line, the power line is plugged into a socket to directly supply power, or a rechargeable battery arranged in the pet water dispenser is supplied with power through the power line, the position of the pet water dispenser is limited by the position of the socket and is relatively fixed, so that inconvenience in use is caused, and meanwhile, due to the problem of the power line of the pet water dispenser, a pet often easily bites or runs off the power line, and the pet water dispenser is wound on the power line to cause electric leakage, so that an unsafe living environment is caused, and potential safety hazards are formed for people and pets.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model provides a safe and convenient power supply device of a pet water dispenser.

The utility model provides a technical scheme that its technical problem adopted is:

a power supply device of a pet water dispenser comprises an air battery which is detachably arranged in the pet water dispenser and can be electrically connected with a direct current motor in the pet water dispenser, wherein the air battery comprises a shell which is detachably arranged in the pet water dispenser, a groove with an annular side wall is formed in the shell, the inner side of the annular side wall is hermetically connected with an air electrode as an anode, a cover plate is covered at the opening of the groove in a sealing manner, a metal electrode which is connected with the cover plate and serves as a cathode is arranged in the groove, a gap is formed between the metal electrode and the surface of the groove, the air electrode and the metal electrode are correspondingly connected with an anode conducting strip and a cathode conducting strip which are positioned outside the shell, and the anode conducting strip and the cathode conducting strip are detachably connected with the direct current motor in the pet water dispenser and are electrically conducted.

Preferably, the surface of the shell provided with the air electrode is provided with a laser sensor which is electrically connected with the air battery and is connected with a direct current motor in the pet water dispenser in parallel and is provided with a plurality of induction heads, the adjacent groove on the shell is provided with a holding cavity which can be sealed, and the holding cavity is internally provided with a control circuit board which is electrically connected with the laser sensor, the air electrode, the metal electrode, the positive conducting strip and the negative conducting strip and is provided with an MCU.

Preferably, the metal electrode comprises a plurality of same metal sheets which are respectively connected with the negative conducting strip, the metal sheets are sequentially stacked, and a water-absorbing paper layer is arranged between every two adjacent metal sheets.

Preferably, the annular side walls are provided with two and arranged on opposite side walls of the groove, and the air electrodes are also provided with two corresponding to the two annular side walls and respectively connected with the positive electrode conducting strips.

Preferably, the metal electrode is a magnesium plate made of magnesium or a magnesium alloy.

Preferably, the positive conducting strip and the negative conducting strip are detachably connected with a direct current motor in the pet water dispenser through lead interfaces arranged at the respective ends.

Preferably, the outer side wall of the shell is also provided with a breathable insulating sticker.

The beneficial effects of the utility model reside in that: the utility model uses the air battery as the power supply, uses the air electrode to adsorb oxygen or pure oxygen in the air as the anode active matter, has easily obtained raw materials, no toxicity, no pollution, stable discharge voltage, large energy density, small internal resistance and long service life, and realizes energy conservation and environmental protection; the detachable air battery is detachably arranged in the pet water dispenser, and can be used as a primary battery under the condition of sealing and fixing due to long service life, energy conservation and environmental protection, can be used as a secondary or repeated battery by adding electrolyte under the condition of sealing and detaching, does not need to be charged, can be conveniently maintained and replaced after electric power is used up, has no exposed power line, solves the potential safety hazard caused by the power line, does not have the power line, can be used in any place by placing the pet water dispenser provided with the power supply device, and is convenient and safe to use.

Drawings

Fig. 1 is a schematic structural view of the case and the cover plate of the embodiment of the present invention when they are not covered;

FIG. 2 is an exploded view of an air electrode according to an embodiment of the present invention;

part names and serial numbers in the figure: 1-shell 10-groove 100-annular side wall 2-air electrode 20-positive electrode conducting strip 21-waterproof breathable layer 22-metal current collecting layer 23-catalytic layer 3-cover plate 4-metal electrode 40-negative electrode conducting strip 41-metal sheet 42-absorbent paper layer 5-laser sensor 50-induction head 6-accommodating cavity 7-control circuit board 8-wire interface.

Detailed Description

To more clearly illustrate the objects, technical solutions and advantages of the embodiments of the present invention, the present invention will be further described in detail with reference to the accompanying drawings and examples, which are for clear and complete description. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, belong to the scope of protection of the present invention. Furthermore, directional phrases used in the present invention, such as "upper", "lower", "front", "rear", "left", "right", "inner", "outer", etc., refer only to the directions of the attached drawings, and are used for better and clearer illustration and understanding of the present invention, and do not indicate or imply orientations which the present invention must have, and therefore, should not be construed as limiting the present invention.

The embodiment of the utility model is shown in fig. 1-2, a power supply device of a pet water dispenser comprises a detachable air battery which is arranged in the pet water dispenser and can be electrically connected with a direct current motor in the pet water dispenser, the air battery is detachably convenient to maintain and replace the battery or add electrolyte, the air battery comprises a detachable shell 1 which is arranged in the pet water dispenser, the pet water dispenser can be provided with a cavity with an opening for installing the air battery, the pet water dispenser can also be provided with a through hole or a gap for air entering, the detachable connection of the shell 1 and the pet water dispenser can adopt a corresponding clamping structure or a threaded connection, such as clamping of a clamping chute of a buckle and a bayonet, clamping of a sliding rail and the like, a groove 10 with an annular side wall 100 is arranged on the shell 1, the inner side of the annular side wall 100 is hermetically connected with an air electrode 2 as an anode, thus, the air electrode 2 contacts with the outside air through the hollow part of the annular side wall 100, so that the oxygen in the air can conveniently enter the battery, the air electrode is sealed, the leakage of the battery is avoided, the stable function of the battery is ensured, in order to ensure that enough oxygen can enter the air battery, two annular side walls 100 are arranged and arranged on the opposite side walls of the groove 10, two air electrodes 2 are also arranged corresponding to the two annular side walls 100 and are respectively connected with the positive electrode conducting strip 20, so that the oxygen can enter the air battery on both sides, the reaction efficiency of the battery is improved, the opening of the groove 10 is sealed and covered with a cover plate 3, the cover plate 3 is covered on the opening of the groove 10, the cover plate 3 and the shell 1 form a whole, the groove 10 becomes a containing cavity, the sealing is also used for preventing the leakage of the battery, and the cover plate 3 can be opened when the electrolyte needs to be added into the battery, the structure is also convenient for assembly and maintenance of products, the groove 10 is internally provided with the metal electrode 4 which is connected with the cover plate 3 and is used as a negative electrode, so that the metal electrode 4 can be taken out after the cover plate 3 is opened, the discharge of a battery can be stopped, a gap is arranged between the metal electrode 4 and the surface of the groove 10, the gap ensures that the metal electrode 4 can not be extruded to the shell 1 after the volume expansion due to metal oxide is generated, the problem of overflow of contents caused by crushing the shell 1 can not be generated, the air electrode 2 and the metal electrode 4 are correspondingly connected with the positive conducting strip 20 and the negative conducting strip 40 which are positioned outside the shell 1, the positive conducting strip 20 and the negative conducting strip 40 are detachably connected with a direct current motor in the pet drinking machine and are electrically conducted, the conducting strips are positioned outside the shell 1 so as to be conveniently inserted, pulled out and replaced, and the positions of the conducting strips can be both arranged on the shell 1 or the cover plate 3, in order to facilitate the mounting connection, the positive conductive sheet 20 corresponding to the air electrode 2 is disposed on the case 1, and the negative conductive sheet 40 corresponding to the metal electrode 4 is disposed on the cover plate 3. For the connection between the conducting strips and the corresponding air electrodes 2 and metal electrodes 4, the conducting strips can directly penetrate through the housing 1 to be connected with the corresponding electrodes, the contact position between the conducting strips and the housing 1 is sealed by using an adhesive, the contact position can be realized by arranging through holes on the housing 1 or arranging clamping grooves at the covering position of the cover plate 3 and the housing 1, or connecting wires on the conducting strips and then connecting the wires by wires, and the wires can be realized by the through holes on the housing 1 or the clamping grooves at the connecting position of the cover plate 3 and the housing 1, and different modes can be used according to different requirements. In order to facilitate the connection between the conductive sheet and the dc motor in the pet drinking machine, the positive conductive sheet 20 and the negative conductive sheet 40 are detachably connected to the dc motor in the pet drinking machine through the wire interfaces 8 disposed at the respective ends, so that the connection between the positive conductive sheet and the negative conductive sheet can be conveniently plugged and unplugged, and the connection between the positive conductive sheet and the negative conductive sheet and the dc motor or the wire interfaces 8 on the conductive sheets can not be damaged after the connection between the positive conductive sheet and the negative conductive sheet is plugged and unplugged for many times. When the pet water dispenser is used, the air battery is connected with the connecting structure of the pet water dispenser through the shell 1, the direct current motor in the pet water dispenser is correspondingly connected with the conducting strip, the air battery is conducted after a switch of the direct current motor is turned on, the air battery supplies power to the direct current motor in a discharging state, no exposed power line exists after the air battery is installed on the pet water dispenser, the potential safety hazard caused by the power line is solved, the power line is omitted, the pet water dispenser provided with the power supply device can be placed in any place for use, and the pet water dispenser is more convenient and safer to use.

In a further improvement, as shown in fig. 2, the air electrode 2 includes a waterproof air-permeable layer 21, a metal current collecting layer 22 connected to the positive conductive sheet 20, and a catalytic layer 23, which are sequentially disposed from the annular sidewall 100 to the groove 10, the waterproof air-permeable layer 21 may be a waterproof air-permeable layer 21 made of activated carbon, graphite or carbon black, and an adhesive, the waterproof air-permeable layer 21 can prevent leakage of the battery but does not hinder the entry of oxygen, the adhesive may be one or two of sodium carboxymethyl cellulose, polytetrafluoroethylene emulsion, or polyvinylidene fluoride emulsion, the catalytic layer 23 may be a catalytic layer made of activated carbon, graphite, or carbon black as a base, and a catalyst and an adhesive are added and mixed, the adhesive may also be one or two of sodium carboxymethyl cellulose, polytetrafluoroethylene emulsion, or polyvinylidene fluoride emulsion, therefore, a reaction area of the air electrode 2 is formed at the junction of the waterproof breathable layer 21 and the catalytic layer 23, electrons required in the reaction process can be supplemented in time, and the metal current collecting layer 22 is arranged between the two layers, so that the corrosion of electrolyte to the metal current collecting layer is reduced. The metal current collecting layer 22 is a foam nickel current collecting network or a nickel plating steel network with nano silver adsorbed in meshes, the foam nickel current collecting network or the nickel plating steel network can be used according to different use requirements, preferably the foam nickel current collecting network, the foam nickel has small density, large pores and large specific surface area, so that the foam nickel has good damping performance, strong fluid permeability and low conductivity, the current can be well collected to form large current for outputting outwards, and the catalytic capability of the nano silver is utilized after the nano silver is adsorbed in the pores, so that the reaction efficiency is improved, and the conductivity of the battery is improved. Meanwhile, in order to ensure the good performance of the air battery, a waterproof breathable layer 21 is arranged between the metal current collecting layer 22 and the catalytic layer 23, so that the resistance of gas diffusion is reduced, the gas distribution in the catalytic layer 23 is improved, the contact is good, and the seepage-proofing and leakage-proofing capabilities of the air electrode are enhanced.

In a further improvement, as shown in fig. 1, a laser sensor 5 electrically connected with an air battery and connected in parallel with a dc motor in a pet drinking machine and having a plurality of inductive heads 50 is disposed on a surface of the housing 1 where the air electrode 2 is disposed, the air battery is also used as a power source of the laser sensor 5, the inductive heads 50 are disposed at different angles to sense objects from different directions, and connected in parallel with the dc motor in the pet drinking machine without affecting electrical connection and disconnection of the inductive heads, a receiving cavity 6 capable of being sealed is disposed on the housing 1 adjacent to the groove 10, the receiving cavity 6 is sealed after the cover plate 3 is covered on the housing 1, and is not communicated with the groove 10, so that the electrolyte in the groove 10 does not enter the receiving cavity 6 to ensure safety of each component in the receiving cavity 6, and a part of the laser sensor 5, a part of the laser sensor 6, is disposed in the receiving cavity 6, The air electrode 2, the metal electrode 4, the positive conducting strip 20 and the negative conducting strip 40 are electrically connected with a control circuit board 7 with an MCU, and the control circuit board 7 is used as a control center to conduct the laser sensor 5 and the direct current motor in the pet water dispenser and then conduct the direct current motor electrically. At the moment, after the air battery is installed on the pet water dispenser, the air battery is also connected and conducted with a direct current motor in the pet water dispenser, the laser sensor 5 can operate under the power supply of the air battery, when a pet is sensed to be close to the pet water dispenser, information is transmitted to the MCU on the control circuit board 7, the MCU receives signals and conducts the positive conducting strip 20 and the negative conducting strip 40 connected to the direct current motor, the air battery is started to supply power to the pet water dispenser, and the direct current motor starts to operate. For the laser sensor 5, the air battery can be in different discharge states according to the sensed distance through the control of the MCU and the corresponding circuit, for example, the power supply starts to start with weak current within a range of two meters, the power supply is in a half-start state when reaching a range of one meter, and the electric current of the power supply is in a normal start state within a range of 0.5 meter.

In a further improvement, as shown in fig. 1, the metal electrode 4 includes a plurality of identical metal sheets 41 respectively connected to the negative conductive sheet 40, the plurality of metal sheets 41 are stacked in sequence, and a water absorbent paper layer 42 is disposed between two adjacent metal sheets 41, the water absorbent paper layer 42 avoids the influence between the adjacent metal sheets 41, and may be made of fiber or cotton material, and the plurality of metal sheets 41 are stacked to ensure that the battery can work and discharge for a long time, and can also increase the voltage of the battery, so as to be used in cooperation with power demand devices with different voltage requirements. The metal electrode 4 is a magnesium plate made of magnesium or magnesium alloy, the magnesium is rich in reserve, the cost advantage is good, the magnesium air battery can be stored for a very long time in the state without electrolyte, the electrolyte used by the magnesium air battery can be neutral electrolyte solution, such as seawater or sodium chloride solution, the use is convenient, and the energy density and the theoretical voltage are high, so that the magnesium air battery has a wide use range and provides more electricity, and the long use time can be obtained.

In a further improvement, the outer side wall of the shell 1 is also provided with a breathable insulating sticker. The air battery is prevented from short circuit caused by collision during storage through the protection of the insulating sticker.

It will be understood that modifications and variations can be made by persons skilled in the art in light of the above teachings and all such modifications and variations are considered to be within the scope of the invention as defined by the following claims.

Claims

1. A power supply device of a pet water dispenser is characterized in that: the air battery comprises a shell which is detachably arranged in the pet water dispenser and can be electrically connected with a direct current motor in the pet water dispenser, the air battery comprises a groove with an annular side wall, the inner side of the annular side wall is hermetically connected with an air electrode as an anode, a cover plate is covered at the opening of the groove in a sealing manner, a metal electrode which is connected with the cover plate and serves as a cathode is arranged in the groove, a gap is reserved between the metal electrode and the surface of the groove, the air electrode and the metal electrode are correspondingly connected with an anode conducting strip and a cathode conducting strip which are positioned outside the shell, and the anode conducting strip and the cathode conducting strip are detachably connected with the direct current motor in the pet water dispenser and are electrically conducted.

2. The power supply device of the pet water dispenser according to claim 1, characterized in that: the pet water dispenser is characterized in that the surface of the shell provided with the air electrode is provided with a laser sensor which is electrically connected with the air battery and is connected with a direct current motor in the pet water dispenser in parallel and is provided with a plurality of induction heads, an accommodating cavity capable of being sealed is arranged on the adjacent groove on the shell, and a control circuit board which is electrically connected with the laser sensor, the air electrode, the metal electrode, the positive conducting strip and the negative conducting strip and is provided with an MCU is arranged in the accommodating cavity.

3. The power supply device of the pet water dispenser according to claim 1, characterized in that: the metal electrode comprises a plurality of same metal sheets which are respectively connected with the negative conducting strips, the metal sheets are sequentially stacked, and a water-absorbing paper layer is arranged between every two adjacent metal sheets.

4. The power supply device of the pet water dispenser according to claim 1, characterized in that: the two annular side walls are arranged on the opposite side walls of the groove, and the two air electrodes corresponding to the two annular side walls are also arranged and are respectively connected with the positive conducting strips.

5. The power supply device of the pet water dispenser according to claim 1, characterized in that: the metal electrode is a magnesium plate made of magnesium or magnesium alloy.

6. The power supply device of the pet water dispenser according to claim 1, characterized in that: the positive conducting strip and the negative conducting strip are detachably connected with a direct current motor in the pet water dispenser through lead interfaces arranged at the respective ends.

7. The power supply device of the pet water dispenser according to claim 1, characterized in that: the outer side wall of the shell is also provided with a breathable insulating sticker.