CN219781219U - Heater for pet drinking machine - Google Patents
Heater for pet drinking machine Download PDFInfo
- Publication number
- CN219781219U CN219781219U CN202320278736.XU CN202320278736U CN219781219U CN 219781219 U CN219781219 U CN 219781219U CN 202320278736 U CN202320278736 U CN 202320278736U CN 219781219 U CN219781219 U CN 219781219U
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- China
- Prior art keywords
- circuit board
- heating
- tube
- heater
- circuit
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- 230000035622 drinking Effects 0.000 title claims description 17
- 238000010438 heat treatment Methods 0.000 claims abstract description 84
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 37
- 238000007789 sealing Methods 0.000 claims abstract description 16
- 230000001012 protector Effects 0.000 claims description 12
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 11
- 239000002184 metal Substances 0.000 claims description 10
- 239000010445 mica Substances 0.000 claims description 7
- 229910052618 mica group Inorganic materials 0.000 claims description 7
- 230000001681 protective effect Effects 0.000 claims description 5
- 239000006004 Quartz sand Substances 0.000 claims description 4
- 238000002788 crimping Methods 0.000 claims description 4
- 238000005485 electric heating Methods 0.000 claims description 4
- 238000013467 fragmentation Methods 0.000 claims description 4
- 238000006062 fragmentation reaction Methods 0.000 claims description 4
- 238000004382 potting Methods 0.000 claims description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 239000010935 stainless steel Substances 0.000 claims description 4
- 239000000919 ceramic Substances 0.000 claims description 3
- 150000001875 compounds Chemical class 0.000 claims description 3
- 239000000853 adhesive Substances 0.000 claims 1
- 230000001070 adhesive effect Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 7
- 239000003651 drinking water Substances 0.000 abstract description 4
- 235000020188 drinking water Nutrition 0.000 abstract description 4
- 238000001514 detection method Methods 0.000 description 7
- 230000009286 beneficial effect Effects 0.000 description 3
- 239000010453 quartz Substances 0.000 description 3
- 239000000565 sealant Substances 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 241000251468 Actinopterygii Species 0.000 description 1
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010894 electron beam technology Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Farming Of Fish And Shellfish (AREA)
- Resistance Heating (AREA)
Abstract
The utility model discloses a heater for a pet water dispenser, which comprises a shell, and a heating tube and a circuit board which are arranged in the shell, wherein a water inlet and outlet through hole is formed in the shell, the heating tube comprises an insulating heat-conducting tube arranged inside and an anti-breaking protection heat-conducting tube which is sleeved on the insulating heat-conducting tube in a close contact mode, a heating circuit is arranged in the insulating heat-conducting tube in a sealing mode, heat generated by the heating circuit is conducted into water in the shell sequentially through the insulating heat-conducting tube and the anti-breaking protection heat-conducting tube, the circuit board is arranged in the shell in a sealing mode, and the heating circuit is connected with a control circuit on the circuit board through a wire led out from a sealing port of the heating tube. The utility model has good effects of preventing the pet from being bitten and preventing the electric leakage, thereby achieving the effect of protecting the drinking water safety of the pet.
Description
Technical Field
The utility model relates to the field of pet water dispensers, in particular to a heater for a pet water dispenser.
Background
At present, the pet drinking machine in the market adopts a heating rod for a fish tank to heat drinking water of the pet, and the heating rod is mainly made of quartz glass shells, so that once the pet is bitten by the pet, the glass sheet of the heating rod possibly cuts the mouth of the pet. Some similar products adopt metal heating tubes, which have poor insulating property, are easy to generate electric leakage and endanger the life safety of pets. As the pet water dispenser is very easy to lack water, fire is easy to occur due to overheating in the water lack state, and even fire occurs.
Disclosure of Invention
The utility model provides a heater for a pet water dispenser, which aims to solve the problem of safe use of the pet water dispenser.
The technical problems of the utility model are solved by the following technical scheme:
the utility model provides a pet is heater for water dispenser, includes the casing and installs heating tube and circuit board in the casing, set up into water outlet hole on the casing, the heating tube is including setting up inside insulating heat pipe and being in with the mode cover of close contact and establish anti-fragmentation protection heat pipe on the insulating heat pipe, the insulating heat pipe is interior sealed to be provided with heating circuit, the heat that heating circuit produced loops through insulating heat pipe with anti-fragmentation protection heat pipe conduction arrives in the aquatic in the casing, the circuit board is sealed to be set up in the casing, heating circuit pass through follow the wire that the sealing port of heating tube was drawn forth with control circuit on the circuit board links to each other.
In some embodiments, the insulating heat pipe is a quartz glass pipe and the shatter-resistant protective heat pipe is a hard metal pipe or a hard ceramic pipe.
In some embodiments, the hard metal tube is a stainless steel tube.
In some embodiments, a temperature detection element is arranged in a control circuit on the circuit board, and the control circuit controls the heating tube to heat according to temperature information detected by the temperature detection element.
In some embodiments, the heat pipe is arranged parallel to the circuit board at a distance of 3-8mm.
In some embodiments, the sealing port of the heating tube and the wire connection end of the circuit board are located at the same end in the shell, the shell is provided with a wire through hole on a wall portion corresponding to the wire connection end of the circuit board, wires connected with the wire connection end of the circuit board are led out of the shell through the wire through hole, an interval space is formed between the wall portion of the shell and the sealing port of the heating tube and between the wall portion of the shell and the wire connection end of the circuit board, and the wires are routed to the circuit board through the interval space.
In some embodiments, a circuit board mounting groove is provided in the housing, the circuit board is assembled in the circuit board mounting groove and sealed by pouring sealant poured in the circuit board mounting groove, and the circuit board mounting groove is provided with a wire through hole on a wall part corresponding to a wire connection end of the circuit board.
In some embodiments, the anti-breaking protection heat-conducting pipe is provided with at least one fixing rubber ring, the periphery of the fixing rubber ring is provided with a groove, at least one arc-shaped convex rib is arranged in the shell, and the arc-shaped convex rib is clamped into the groove of the fixing rubber ring to fix the anti-breaking protection heat-conducting pipe.
In some embodiments, a mica plate is arranged in the insulating heat-conducting tube, the heating circuit is arranged on the mica plate, the heating circuit comprises an electric heating wire and an overheat protector connected with the electric heating wire, the heating circuit is connected with the wire through a crimping terminal, quartz sand is filled in the insulating heat-conducting tube, and the insulating heat-conducting tube is sealed at the sealing opening by pouring sealant.
Compared with the prior art, the utility model has the beneficial effects that:
the utility model adopts the insulating heat-conducting pipe and the heating pipe which is sleeved on the insulating heat-conducting pipe and is designed for preventing the breakage of the protective heat-conducting pipe, thereby solving the problem that the quartz heating pipe is injured by pets due to the biting of the pets, and simultaneously solving the problems that the insulating performance of the metal heating pipe is poor and the electric leakage is easy to occur when the metal heating pipe is singly used, and further achieving the effect of safe use of the pet water dispenser.
The embodiment of the utility model has at least the following beneficial effects:
for example, the heating circuit is provided with the overheat protector, so that the temperature can be quickly transferred to the overheat protector when the machine body is dry-burned, and the overheat protector can act to disconnect the heating circuit as soon as possible, thereby further achieving the effect of safe use of the pet water dispenser. In the preferred embodiment, the heating tube and the circuit board with the temperature detection element are arranged in the heater shell together and are arranged to be easy to transfer heat, the temperature information detected by the temperature detection element controls the heating tube to heat, even when the overheat protector does not act to disconnect the heating circuit, part of heat of the heating tube can be timely transferred to the circuit board, so that the temperature detection element of the circuit board detects abnormal temperature and stops the operation of the heater for the pet water dispenser, and the effect of safe use of the pet water dispenser is further achieved. The characteristics of the heating tube on one side and the control circuit board on one side are adopted in the heater shell, so that the heater is smaller in design and convenient to place in the pet water dispenser.
Other advantages of embodiments of the present utility model are further described below.
Drawings
FIG. 1 is an exploded view of a heater for a pet drinking machine in an embodiment of the present utility model;
FIG. 2 is a side view of a heater for a pet drinking machine in an embodiment of the present utility model;
FIG. 3 is a front view of a heater for a pet drinking machine in an embodiment of the present utility model;
FIG. 4 is a cross-sectional view of a heater B-B for a pet drinking machine in accordance with an embodiment of the present utility model;
FIG. 5 is a bottom view of a heater for a pet drinking machine in an embodiment of the present utility model;
FIG. 6 is a schematic diagram of a control circuit in an embodiment of the utility model;
FIG. 7 is a cross-sectional view of a heat pipe in an embodiment of the present utility model;
FIG. 8 is a perspective view of the upper housing in an embodiment of the utility model;
FIG. 9 is a front view of the upper housing in an embodiment of the utility model;
the reference numerals are as follows:
the solar energy heating device comprises a 1-shell, a 11-upper shell, a 111-circuit board mounting groove, a 112-arc-shaped convex rib, 113-screw holes, a 12-lower shell, 2-heating tubes, 21-insulating heat-conducting tubes, 211-mica plates, 212-quartz sand, 213-pouring sealant, 2111-heating wires, 22-breakage-proof heat-conducting tubes, 221-first fixed rubber rings, 222-second fixed rubber rings, 23-overheat protectors, 24-wires, 25-crimping terminals, 3-circuit boards, 31-temperature detection elements, 32-comparators, 33-electronic switches, 34-wires, 4-screws, 5-screw hole rubber plugs and 6-suckers.
Detailed Description
The utility model will be further described with reference to the following drawings in conjunction with the preferred embodiments. It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other.
It should be noted that, in this embodiment, the terms of left, right, upper, lower, top, bottom, etc. are merely relative terms, or refer to the normal use state of the product, and should not be considered as limiting.
Aiming at the problems that quartz heating tubes of the pet water dispenser in the market are easy to break, metal heating tubes are easy to leak electricity and hurt pets, and the problems that the body is dry-burned and hidden danger of fire occurs due to the fact that the pet water dispenser is easy to lack of water, the embodiment of the utility model provides a heater for the pet water dispenser, which is shown in fig. 1-5, and can effectively protect the pet water dispenser in time after the water is lack, so that the fire is prevented from happening. The core aim is to make the pet drinking water heater safer.
Examples:
the heater for pet drinking machine according to the present embodiment is shown in fig. 1-5, and comprises a housing 1, a heating tube 2 and a circuit board 3 mounted in the housing 1, wherein the housing 1 is divided into an upper housing 11 and a lower housing 12 (for convenience of observation, the upper housing 11 in fig. 1 is drawn below the lower housing 12), and the upper housing is shown in fig. 8 and 9. The shell 1 is made of plastic, the heating tube 2 and the circuit board 3 are arranged in parallel or close to each other, and the distance between the heating tube 2 and the circuit board is 3-8mm.
The lower shell 12 is provided with a hole corresponding to the screw hole 113 in the upper shell 11, the screw 4 is used to pass through the hole to be matched with the screw hole 113, the screw 4 can be blocked by matching with the screw hole rubber plug 5, so that a more attractive effect is achieved, and the lower shell 12 is also provided with a sucker 6 which is fixed on a plane to prevent the heater for the pet water fountain from shifting when in use. The lower shell 12 is provided with a water inlet and outlet through hole, so that water can enter the shell 1 and be heated by the heating tube 2.
The heating tube 2 includes an insulating heat-conducting tube 21 and an anti-shatter protection heat-conducting tube 22 arranged inside, and the anti-shatter protection heat-conducting tube 22 is sleeved on the insulating heat-conducting tube 21 in a close contact manner. Wherein the insulating heat-conducting tube 21 is a transparent quartz glass tube with one end sealed, and the shatter-proof protective heat-conducting tube 22 is a stainless steel tube with one end sealed.
The insulating heat conductive pipe 21 is not limited to a quartz glass pipe. The shatter prevention protection heat pipe 22 is not limited to stainless steel pipe. For example, the shatter-proof protective heat-conducting pipe may be a hard metal pipe or a ceramic pipe made of other materials.
A heating circuit is arranged in the insulating heat-conducting tube 21 in a sealing way, heat generated by the heating circuit is conducted into water in the shell 1 through the insulating heat-conducting tube 21 and the breakage-proof protection heat-conducting tube 22 in sequence,
the circuit board 3 is hermetically arranged in the shell 1, and the heating circuit is connected with a control circuit on the circuit board 3 through a lead 24 led out from a sealing port of the heating tube 2.
A temperature detecting element 31 is arranged in a control circuit on the circuit board 3, and the control circuit controls the heating tube 2 to heat according to temperature information detected by the temperature detecting element 31, and the temperature detecting element 31 adopts a thermistor in the embodiment.
The sealing port of the heating tube 2 and the wire 34 connecting end of the circuit board 3 are positioned at the same end in the shell 1, the shell 1 is provided with a wire through hole on the wall part corresponding to the wire 34 connecting end of the circuit board 3, the wire 34 connected with the wire 34 connecting end of the circuit board 3 is led out of the shell 1 through the wire through hole, a space is arranged between the wall part of the shell 1 and the sealing port of the heating tube 2 and the wire 34 connecting end of the circuit board 3, and the wire 24 is routed to the circuit board 3 through the space.
A circuit board mounting groove 111 is provided in the housing 1, the circuit board 3 is fitted in the circuit board mounting groove 111 and sealed by a potting compound 213 potted in the circuit board mounting groove 111, and the circuit board mounting groove 111 is provided with a wire through hole on a wall portion corresponding to a connection end of the electric wire 34 of the circuit board 3.
The anti-breaking protection heat conduction pipe 22 is provided with two fixing rubber rings, the periphery of each fixing rubber ring is provided with a groove, the fixing rubber rings in the embodiment are divided into a first fixing rubber ring 221 and a second fixing rubber ring 222, the shell 1 is internally provided with two arc-shaped convex ribs 112, and the two arc-shaped convex ribs 112 are respectively clamped into the grooves of the first fixing rubber ring 221 and the second fixing rubber ring 222, so that the anti-breaking protection heat conduction pipe is fixed. Wherein the arcuate ribs 112 are disposed on the upper housing 11.
As shown in fig. 7, a mica plate 211 is provided in the insulating heat pipe 21, a heating circuit is provided on one mica plate 211, the heating circuit includes one heating wire 2111 and one overheat protector 23 connected to the heating wire 2111, the heating circuit is connected to the wire 24 through two crimping terminals 25, the insulating heat pipe 21 is filled with quartz sand 212, and the insulating heat pipe 21 is sealed by a potting compound 213 at a sealing port. The conductor 24 in this embodiment is a VCTF type electron beam.
The working principle is as follows:
the heating tube 2 and the circuit board 3 are placed in a plastic shell 1, as shown in fig. 6, a temperature detecting element 31 on the circuit board is responsible for detecting the water temperature information and transmitting the water temperature information to a comparator 32, or an MCU (micro control unit), and the comparator 32 outputs a high-low electric voltage signal to control an electronic switch 33 after internal comparison, so as to control the heating tube 2 to heat.
The water temperature information is transmitted to the MCU, and the MCU output signal controls the electronic switch 33, so that the heating tube is controlled to heat.
The electronic switch 33 used in this embodiment is a MOS transistor S12310B type, and the comparator is a PC393C BA10393.
The heating tube 2 is responsible for heating, the heating tube 2 is connected with the electric wire 34 inside the circuit board mounting groove 111 by a wire 24 and is uniformly sealed, and the overheat protector 23 inside the heating circuit is timely powered off to stop heating when the temperature in the heating tube 2 is abnormally increased.
The embodiment of the utility model solves the problem of safety in use of the heating tube for pets, and has the following beneficial effects:
1. the method for protecting the heat conducting pipe sleeve insulating heat conducting pipe by anti-breaking solves the problem that the quartz heating pipe of the traditional pet drinking water heater is damaged by the biting of pets, and also solves the problem that the metal heating pipe is not good in insulation and easy to leak electricity when being singly used.
2. The anti-breaking protection heat conduction pipe has good heat conduction performance and high heat conduction speed, and can quickly transfer the temperature to the overheat protector when the heater for the pet water dispenser is in dry burning, so that the overheat protector can act to disconnect the heating circuit as soon as possible, thereby protecting the heater for the pet water dispenser.
3. The heater for the pet water dispenser adopts the heating tube at one side, and the characteristics of the control circuit at one side enable the heater to be designed smaller and more convenient to place in the pet water dispenser; meanwhile, when the heater for the pet water dispenser is exposed in the air for dry heating, under the condition that the overheat protector does not act, the heat of the heating circuit can be timely transmitted to the circuit board, so that the temperature detection element of the circuit board detects abnormal temperature, and the heating work is timely stopped, thereby achieving the effect of multiple protection.
The foregoing is a further detailed description of the utility model in connection with the preferred embodiments, and it is not intended that the utility model be limited to the specific embodiments described. It will be apparent to those skilled in the art that several equivalent substitutions and obvious modifications can be made without departing from the spirit of the utility model, and the same should be considered to be within the scope of the utility model.
Claims (9)
1. The utility model provides a pet is heater for water dispenser, its characterized in that includes the casing and installs heating tube and circuit board in the casing, set up into water outlet through-hole on the casing, the heating tube is including setting up insulating heat pipe in inside and being in with the anti-fragmentation protection heat pipe of close contact mode cover on the insulating heat pipe, the sealed heating circuit that is provided with in the insulating heat pipe, the heat that heating circuit produced loops through insulating heat pipe with anti-fragmentation protection heat pipe conduction arrives in the aquatic in the casing, the circuit board seals the setting in the casing, the heating circuit pass through follow the wire that the sealing port of heating tube draws with control circuit on the circuit board links to each other.
2. The heater for pet drinking machine of claim 1, wherein the insulating heat-conducting tube is a quartz glass tube, and the shatter-proof protective heat-conducting tube is a hard metal tube or a hard ceramic tube.
3. The heater for a pet drinking machine of claim 2, wherein the hard metal tube is a stainless steel tube.
4. The heater for pet drinking machine according to claim 1, wherein a temperature detecting element is provided in a control circuit on the circuit board, and the control circuit controls the heating tube to heat according to the temperature information detected by the temperature detecting element.
5. The heater for a pet drinking machine as claimed in any one of claims 1 to 4, wherein the heat generating tube is arranged in parallel with the circuit board at a distance of 3-8mm.
6. The heater for pet drinking machine according to any one of claims 1 to 4, wherein the sealing port of the heating tube is located at the same end as the wire connection end of the circuit board in the housing, the housing is provided with a wire passing hole in a wall portion corresponding to the wire connection end of the circuit board, wires connected to the wire connection end of the circuit board are led out of the housing through the wire passing hole, a space is provided between the wall portion of the housing and the sealing port of the heating tube and the wire connection end of the circuit board, and the wires are routed to the circuit board through the space.
7. The heater for pet drinking machine as set forth in any one of claims 1 to 4, wherein a circuit board mounting groove is provided in the housing, the circuit board is fitted in the circuit board mounting groove and sealed by a potting compound potted in the circuit board mounting groove, the circuit board mounting groove is provided with a wire through hole on a wall portion corresponding to a wire connection end of the circuit board.
8. The heater for pet drinking machine of any one of claims 1 to 4, wherein at least one fixing rubber ring is arranged on the anti-breakage protection heat conduction pipe, a groove is formed in the periphery of the fixing rubber ring, at least one arc-shaped convex rib is arranged in the shell, and the arc-shaped convex rib is clamped into the groove of the fixing rubber ring to fix the anti-breakage protection heat conduction pipe.
9. A heater for a pet drinking machine as defined in any one of claims 1 to 4, wherein a mica plate is provided in the insulating heat-conducting tube, the heating circuit is provided on the mica plate, the heating circuit includes an electric heating wire and an overheat protector connected to the electric heating wire, the heating circuit is connected to the wire through a crimping terminal, quartz sand is filled in the insulating heat-conducting tube, and the insulating heat-conducting tube is sealed by a potting adhesive at the sealing port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320278736.XU CN219781219U (en) | 2023-02-22 | 2023-02-22 | Heater for pet drinking machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320278736.XU CN219781219U (en) | 2023-02-22 | 2023-02-22 | Heater for pet drinking machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219781219U true CN219781219U (en) | 2023-10-03 |
Family
ID=88152277
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320278736.XU Active CN219781219U (en) | 2023-02-22 | 2023-02-22 | Heater for pet drinking machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219781219U (en) |
-
2023
- 2023-02-22 CN CN202320278736.XU patent/CN219781219U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |