CN220122644U - Low temperature resistant outdoor power supply - Google Patents

Low temperature resistant outdoor power supply Download PDF

Info

Publication number
CN220122644U
CN220122644U CN202321638918.XU CN202321638918U CN220122644U CN 220122644 U CN220122644 U CN 220122644U CN 202321638918 U CN202321638918 U CN 202321638918U CN 220122644 U CN220122644 U CN 220122644U
Authority
CN
China
Prior art keywords
heat dissipation
base
heat
shell
low temperature
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN202321638918.XU
Other languages
Chinese (zh)
Inventor
郭俊
黄家栋
李正
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhongshan Xingneng Innovation Technology Co ltd
Original Assignee
Zhongshan Xingneng Innovation Technology Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Zhongshan Xingneng Innovation Technology Co ltd filed Critical Zhongshan Xingneng Innovation Technology Co ltd
Priority to CN202321638918.XU priority Critical patent/CN220122644U/en
Application granted granted Critical
Publication of CN220122644U publication Critical patent/CN220122644U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Landscapes

  • Secondary Cells (AREA)
  • Battery Mounting, Suspending (AREA)

Abstract

The utility model discloses a low temperature resistant outdoor power supply, which comprises a shell, a battery and an inverter, wherein the battery and the inverter are arranged in the shell, and is characterized in that: the heat-insulating type solar energy power generation device is characterized in that an inner cavity is arranged in the shell, the inner cavity is divided into a battery compartment and an inverter compartment by a heat-insulating layer, a bottom opening of the inner cavity is sealed by a base capable of conducting heat, the inverter is arranged in the inverter compartment and is in contact with the base by a heat dissipation piece, batteries are arranged in the battery compartment, phase-change heat dissipation materials are filled among the batteries, between the batteries and the shell, and between the batteries and the base, and the base is in contact with the phase-change heat dissipation materials to realize heat conduction. The structure ensures that the outdoor energy storage device can be used in a low-temperature environment, and solves the problem that the outdoor energy storage device is painful to use in the low-temperature environments such as high-altitude mountain areas overnight and high-altitude snowmountains.

Description

Low temperature resistant outdoor power supply
Technical Field
The utility model relates to an energy storage device, in particular to a low-temperature-resistant outdoor power supply.
Background
In recent years, the portable energy storage device breaks through the original bottleneck, so that the portable energy storage device is more convenient and flexible to use in outdoor application, emergency refuge and other scenes. The increase of the use scenes also provides higher technical requirements for the outdoor energy storage power supply, so that the user can store energy outside in a wider temperature range, and the outdoor energy storage power supply can be used in a severe environment, including outdoor low-temperature environments such as outdoor valleys, snow mountains and the like, and sites where some dust flies, outdoors and the like. The outdoor energy storage device is required to be capable of using a wide temperature range and also be normally used in a low-temperature environment due to the occurrence of the use situations.
Although outdoor energy storage devices are also widely used in the market, various products are filled in the market, and some products are pursued to prevent dust and water, etc., because the battery is an electronic device with high temperature requirements, the battery cannot work at too high a temperature or cannot work at too low a temperature, and particularly, the battery is severely attenuated in a low-temperature environment.
The portable outdoor energy storage power supply comprises an aluminum alloy middle frame, a front cover and a rear cover, wherein the front cover and the rear cover are respectively covered at two ends of the aluminum alloy middle frame, heat generated by a battery module can be dissipated through the aluminum alloy middle frame, a cooling fan is not required to be arranged, cooling holes are formed in the aluminum alloy middle frame, noise caused by the fan is reduced, overall sealing performance is improved, and the protection level of the outdoor energy storage power supply is further improved. The portable outdoor energy storage power supply has good tightness, and has a certain dustproof and waterproof function because the power supply protection level is improved due to the fact that the cooling fan is not arranged. However, the heat dissipation effect is affected because the whole battery heat is completely dissipated through the aluminum alloy shell without the heat dissipation fan and the whole heat exchange efficiency is low because the outdoor temperature is higher in a high-temperature environment. In addition, because the aluminum alloy shell cannot preserve heat, the heat loss of the whole outdoor energy storage power supply is relatively fast in a low-temperature environment, and the battery is likely to be influenced in performance due to the electrochemical effect of the battery in the low-temperature working environment, and cannot discharge or the discharge power is low, so that the use condition of the battery at low temperature is not ideal.
The present inventors have devised an energy storage device capable of heating a battery of the device itself by using heat generated when the device operates in a low temperature environment, thereby solving the above-mentioned problems.
Disclosure of Invention
In order to overcome the defects of the prior art, the utility model provides a low-temperature-resistant outdoor power supply.
The technical scheme adopted for solving the technical problems is as follows:
the utility model provides a low temperature resistant formula outdoor power supply, includes casing and sets up battery, dc-to-ac converter in the casing, its characterized in that: the heat-insulating type solar energy power generation device is characterized in that an inner cavity is arranged in the shell, the inner cavity is divided into a battery compartment and an inverter compartment by a heat-insulating layer, a bottom opening of the inner cavity is sealed by a base capable of conducting heat, the inverter is arranged in the inverter compartment and is in contact with the base by a heat dissipation piece, batteries are arranged in the battery compartment, phase-change heat dissipation materials are filled among the batteries, between the batteries and the shell, and between the batteries and the base, and the base is in contact with the phase-change heat dissipation materials to realize heat conduction.
An inner container is arranged in the base, and a heat storage material is injected into the inner container.
The heating module can be installed on the shell and used for heating the base or the liner.
The heating module comprises a mounting seat and a heating pipe fixed with the mounting seat, a heating hole is formed in the base, and the heating pipe is located in the heating hole.
The shell is provided with a threaded hole, and the mounting seat is provided with connecting threads matched with the threaded hole.
The phase-change heat dissipation material is provided with a supporting frame body serving as a support.
The inner cavity is internally provided with a heat dissipation cavity, one side cavity wall of the heat dissipation cavity is formed by the side wall of the base, a fan is arranged in the heat dissipation cavity, and a cavity opening of the heat dissipation cavity is sealed through a metal heat dissipation cover plate.
A plurality of anti-collision rubber strips are arranged on the shell.
The beneficial effects of the utility model are as follows: the bottom opening of the inner cavity is sealed by the base capable of conducting heat, the inverter is contacted with the base through the heat radiating piece, the battery is arranged in the battery bin, the phase change heat radiating materials are filled among the batteries, the battery and the shell, and among the battery and the base, a heat recycling way is formed through the structure, the energy storage device can be operated at low power at first and used at low temperature, the heating value of the inverter is relatively large, the heat is transferred to the base through the heat radiating piece, the heat is transferred to the phase change heat radiating material through the base, and the heat is transferred to the battery through the phase change heat radiating material, so that the temperature of the battery is increased, the battery can work at normal temperature, the service time and service life of the battery are prevented from being greatly reduced due to low temperature, and the structure fully utilizes the heat emitted by the energy storage device during self working, so that external heating equipment is not needed, and the structure is simple, and the cost is low. The ductility of the phase-change heat dissipation material is utilized to play a role in anti-collision protection for the battery; and meanwhile, when the temperature of the battery is increased, the phase-change heat dissipation material can also restrain and contain the thermal expansion of the battery.
To sum up, the outdoor energy storage device can be used in a low-temperature environment, and the problem that the outdoor energy storage device is painful to use in a high-altitude mountain area overnight and in a high-altitude snow mountain and other low-temperature environments is solved.
Drawings
The utility model will be further described with reference to the drawings and examples.
Fig. 1 is a schematic view of the internal structure of the present utility model.
Detailed Description
Advantages and features of the present disclosure, as well as methods of practicing the same, will be elucidated by the following embodiments described with reference to the accompanying drawings. This disclosure may, however, be embodied in different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art. Furthermore, the disclosure is limited only by the scope of the claims.
The shapes, sizes, proportions, angles, and numbers disclosed in the drawings for describing embodiments of the present disclosure are merely examples, and thus the present disclosure is not limited to the details shown. Like reference numerals refer to like elements throughout the specification. In the following description, when a detailed description of related known functions or configurations is determined to unnecessarily obscure the gist of the present disclosure, the detailed description will be omitted. Where the terms "comprising," "having," and "including" are used in this specification, other components may be added unless the term "only" is used. Unless indicated to the contrary, singular terms may include the plural.
In interpreting the elements, although not explicitly described, the elements are understood to include the scope of error.
In describing the positional relationship, for example, when the positional relationship is described as "on … …", "above … …", "below … …", and "adjacent to … …", unless "immediately" or "directly" is used, one or more portions may be arranged between two other portions.
In describing the temporal relationship, for example, when the temporal sequence is described as "after … …", "subsequent", "next", and "before … …", unless "just" or "direct" is used, a discontinuous condition may be included.
It will be understood that, although the terms "first," "second," etc. may be used herein to describe various elements, these elements should not be limited by these terms. These terms are only used to distinguish one element from another element. For example, a first element could be termed a second element, and, similarly, a second element could be termed a first element, without departing from the scope of the present disclosure.
As those skilled in the art will fully appreciate, the features of the different embodiments of the present disclosure may be partially or fully coupled or combined with each other and may cooperate and be technically driven in various ways. Embodiments of the present disclosure may be performed independently of each other or may be performed together in an interdependent relationship.
Referring to fig. 1, the utility model discloses a low temperature resistant outdoor power supply, which comprises a shell 1, a battery 2 and an inverter 3 arranged in the shell 1, wherein the shell 1 is formed by injection molding of hard plastic, and the battery 2 and the inverter 3 are conventional outsourced components, so that the specific structure is not detailed, an inner cavity is arranged in the shell 1, the inner cavity is preferably square and is more regular, so that the installation space of each component is easy to divide and the space utilization rate is high, a heat insulation layer 4 is arranged in the inner cavity, so that the inner cavity is divided into a battery compartment and an inverter compartment, the heat insulation layer 4 is preferably polyurethane hard foam, the heat insulation layer 4 is positioned through a groove in the shell 1 and is fixed in the shell 1 through glue in the groove, and the inverter 3 is a bidirectional inverter, and two large heat sources of the battery 2 and the battery 2 are separated through the heat insulation layer 4, and heat of each other cannot be conducted.
Batteries are arranged in the battery bin, and phase-change heat dissipation materials 5 are filled among the batteries 2, between the batteries 2 and the shell and between the batteries 2 and the base, so that the batteries 2 can be wrapped by the phase-change heat dissipation materials 5 except for the end faces, positive and negative electrodes are arranged on the end faces, and the base is in contact with the phase-change heat dissipation materials 5 to realize heat conduction. The battery 2 of the present utility model adopts a square battery 2, in the present utility model, the phase-change heat-dissipating material 5 is preferably a paraffin-expanded graphite composite material, which uses paraffin as a phase-change material, expanded graphite as a supporting structure, and a material which is made by compounding by utilizing the porous adsorption characteristic of the expanded graphite is made of the prior art, so that the specific structure is not described in detail. As a preferable structure, a supporting frame body (not shown in the figure) made of metal is arranged in the battery compartment, and the expanded graphite is not very hard after all, so that the supporting frame body is required to be supported, the supporting frame body is square and is formed by welding a plurality of thin metal rods, the transverse metal rods and the vertical metal rods form a framework, plates made of phase-change heat dissipation materials 5 are fixed on the framework, connecting sheets are welded at the ends of the transverse metal rods and the vertical metal rods and are arranged on the shell 1 through screws, the plates can be mutually adhered and clamped on the framework through heat-conducting glue, and can be mutually fixed and clamped on the framework through screws, and the adjacent plates are tightly contacted with each other, so that good heat transfer is realized.
The bottom opening of the inner cavity is closed by a base 6 capable of conducting heat, the base 6 is a square thick plate-shaped heat conducting platform made of heat conducting materials, the base 6 is preferably made of metal aluminum or copper, the base 6 is fixed in the shell 1 through screws, in order to conduct heat, the inverter 3 is arranged in the inverter bin and is contacted with the base 6 through a heat dissipation piece 7, the heat dissipation piece 7 is an overlapped heat dissipation piece which is fixed with the inverter 3 through the screws, one surface of the heat dissipation piece is attached to the inverter 3, the other surface of the heat dissipation piece is attached to the base 6, so that the heat of the inverter 3 is conducted to the base 6, and the base 6 is contacted with the phase change heat dissipation material 5, so that the heat is conducted to the phase change heat dissipation material 5, and the battery 2 is heated.
As the preferable structure, the inner container 8 is arranged in the base 6, the inner container 8 is a metal pipe, one end of the metal pipe is provided with a bottom, the other end of the metal pipe is sealed by a plug, the inner container 8 and the inner container hole are assembled by adopting a slightly tight fit, so that the inner container 8 can be fixed, the inner container 8 is in closer contact with the inner container hole to facilitate heat conduction, and the heat storage material is injected into the inner container 8.
As a preferred structure, the heating module 9 is further included, the heating module 9 can be mounted on the housing 1 and heat the base 6 and the inner container 8, because the temperature of the environment is too low, even if the battery 2 cannot work or the heat of the bi-directional inverter is insufficient to raise the temperature of the battery 2 to the normal working temperature, then the heating module 9 is needed to heat the base 6 and the inner container 8, and then the heat is transferred to the battery nest 5 and the battery 2 through the base 6 and the inner container 8, and the heating module 9 is connected with an external power supply to generate heat. Specifically, the heating module 9 includes a mounting seat (not shown in the figure) and a heating pipe (not shown in the figure) fixed to the mounting seat, and a heating hole (not shown in the figure) is provided in the base 6, and the heating pipe is located in the heating hole. The heating pipe is the ordinary quartz heating pipe of outsourcing, therefore its specific theory of operation and mounting structure do not detail, be equipped with the screw hole on the casing 1, be equipped with on the mount pad with screw hole complex connecting thread, the mount pad is connected and dismantles all very conveniently with casing 1 like this, certainly when not using heating module 9 at ordinary times, we can seal the screw hole through rotatory apron (not shown in the figure), and rotatory apron is also connected with the screw hole through the screw thread to waterproof dustproof.
As shown in the figure, a heat dissipation cavity 10 is arranged in the inner cavity, one side cavity wall of the heat dissipation cavity 10 is formed by the side wall of the base 6, a fan 11 is arranged in the heat dissipation cavity 10, the fan 11 is fixed in the heat dissipation cavity 10 through a screw, and the cavity opening of the heat dissipation cavity 10 is closed through a metal heat dissipation cover plate 12, when the temperature sensor detects that the temperature of a heat storage material in the inner container 8 is higher than a threshold value, the fan 11 can be started to conduct air draft and heat dissipation, the fan 11 blows hot air onto the metal heat dissipation cover plate 12, the metal heat dissipation cover plate 12 is utilized for heat dissipation, the metal heat dissipation cover plate 12 is fixed on the shell 1 through screws, and the energy storage device has good sealing performance and can achieve dust prevention and water prevention.
As shown in the figure, as a preferable structure, a plurality of anti-collision rubber strips 13 are arranged on the shell 1, so that the anti-collision rubber strips can play a role in collision prevention.
The surface of the shell 1 of the energy storage device is provided with an AC panel and a DC panel 14 for users, the panels are connected with a bidirectional inverter intelligent control board 15 and a battery management system 16 on the outer cavity of the outdoor energy storage device through an electric wire harness, the surface of the shell 1 is provided with the AC panel and the DC panel 14, the AC panel is provided with an AC output port, and the DC panel 14 is provided with a display screen for displaying electric quantity, current, voltage information and the like.
The low temperature resistant outdoor power supply provided by the embodiment of the utility model is described in detail, and specific examples are applied to illustrate the principle and the implementation of the utility model, and the description of the above examples is only used for helping to understand the method and the core idea of the utility model; meanwhile, as those skilled in the art will have variations in the specific embodiments and application scope in accordance with the ideas of the present utility model, the present description should not be construed as limiting the present utility model in view of the above.

Claims (8)

1. The utility model provides a low temperature resistant formula outdoor power supply, includes casing and sets up battery, dc-to-ac converter in the casing, its characterized in that: the heat-insulating type solar energy power generation device is characterized in that an inner cavity is arranged in the shell, the inner cavity is divided into a battery compartment and an inverter compartment by a heat-insulating layer, a bottom opening of the inner cavity is sealed by a base capable of conducting heat, the inverter is arranged in the inverter compartment and is in contact with the base by a heat dissipation piece, batteries are arranged in the battery compartment, phase-change heat dissipation materials are filled among the batteries, between the batteries and the shell, and between the batteries and the base, and the base is in contact with the phase-change heat dissipation materials to realize heat conduction.
2. The low temperature resistant outdoor power source of claim 1, wherein: an inner container is arranged in the base, and a heat storage material is injected into the inner container.
3. A low temperature resistant outdoor power source as claimed in claim 2, wherein: the heating module can be installed on the shell and used for heating the base or the liner.
4. A low temperature resistant outdoor power source according to claim 3, wherein: the heating module comprises a mounting seat and a heating pipe fixed with the mounting seat, a heating hole is formed in the base, and the heating pipe is located in the heating hole.
5. The low temperature resistant outdoor power source of claim 4, wherein: the shell is provided with a threaded hole, and the mounting seat is provided with connecting threads matched with the threaded hole.
6. The low temperature resistant outdoor power source of claim 1, wherein: the phase-change heat dissipation material is provided with a supporting frame body serving as a support.
7. The low temperature resistant outdoor power source of claim 1, wherein: the inner cavity is internally provided with a heat dissipation cavity, one side cavity wall of the heat dissipation cavity is formed by the side wall of the base, a fan is arranged in the heat dissipation cavity, and a cavity opening of the heat dissipation cavity is sealed through a metal heat dissipation cover plate.
8. The low temperature resistant outdoor power source of claim 1, wherein: a plurality of anti-collision rubber strips are arranged on the shell.
CN202321638918.XU 2023-06-26 2023-06-26 Low temperature resistant outdoor power supply Active CN220122644U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202321638918.XU CN220122644U (en) 2023-06-26 2023-06-26 Low temperature resistant outdoor power supply

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202321638918.XU CN220122644U (en) 2023-06-26 2023-06-26 Low temperature resistant outdoor power supply

Publications (1)

Publication Number Publication Date
CN220122644U true CN220122644U (en) 2023-12-01

Family

ID=88894587

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202321638918.XU Active CN220122644U (en) 2023-06-26 2023-06-26 Low temperature resistant outdoor power supply

Country Status (1)

Country Link
CN (1) CN220122644U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117080608A (en) * 2023-06-26 2023-11-17 中山星能创新科技有限公司 Outdoor energy storage device suitable for low temperature environment

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117080608A (en) * 2023-06-26 2023-11-17 中山星能创新科技有限公司 Outdoor energy storage device suitable for low temperature environment

Similar Documents

Publication Publication Date Title
CN206301914U (en) A kind of new energy resource power battery for collecting water-cooling and heating one
CN220122644U (en) Low temperature resistant outdoor power supply
CN211480101U (en) Movable electricity storage box based on micro heat pipe array
CN207588548U (en) A kind of photovoltaic electricity generation controller with heat sinking function
CN103367835A (en) Power battery thermal management system based on loop heat pipes
CN208208843U (en) A kind of low temperature resistant energy storage lithium ion battery
CN208226048U (en) A kind of battery pack temperature control box
WO2017124441A1 (en) Battery module, temperature control method of battery module and automobile using battery module
CN213988982U (en) Heat dissipation laminate polymer battery group
CN102201727A (en) Liquid cooling power module for electric vehicle
TW201611385A (en) Power generating system having rechargeable battery
CN117080608A (en) Outdoor energy storage device suitable for low temperature environment
CN207690857U (en) A kind of battery cell case with damping and heat sinking function
CN110707259A (en) High-protection-level air-cooled lithium battery pack thermal management system and method
CN104362410A (en) Water-cooling battery module
CN212277981U (en) Fixed uninterrupted power source
CN212967726U (en) Novel solar cell panel utilizing phase change inhibition material for heat dissipation
CN210379164U (en) Cold and hot double-purpose formula solar street lamp energy memory
CN113890416A (en) Environment temperature difference power generation device
CN112954936A (en) Energy storage container, wind power energy storage system and multi-energy complementary energy station
CN218335408U (en) Portable charging device with efficient heat dissipation function
CN219873725U (en) Energy storage battery
CN218450034U (en) Solar photovoltaic panel with heat dissipation function
CN209982957U (en) Heat radiator for communication rack
CN219018772U (en) Photovoltaic module, heat dissipation device thereof and photovoltaic system

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant