CN212485404U - Battery temperature control device for forklift - Google Patents
Battery temperature control device for forklift Download PDFInfo
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- CN212485404U CN212485404U CN202020550693.2U CN202020550693U CN212485404U CN 212485404 U CN212485404 U CN 212485404U CN 202020550693 U CN202020550693 U CN 202020550693U CN 212485404 U CN212485404 U CN 212485404U
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- battery
- heat exchange
- temperature control
- control device
- installation cavity
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Forklifts And Lifting Vehicles (AREA)
Abstract
The utility model provides a battery temperature control device for fork truck, include: the battery box comprises an outer shell and an inner shell, a heat exchange space is defined between the outer shell and the inner shell, an installation cavity is arranged in the inner shell, a first ventilation hole and a second ventilation hole are formed in the side wall of the inner shell at intervals, a wind wheel is arranged in the first ventilation hole, a temperature sensor is arranged on the battery box, and the detection end of the temperature sensor extends into the installation cavity; the heat exchange tube is arranged in the heat exchange space and surrounds the inner shell. The utility model discloses a battery temperature control device for fork truck: the heat pump carries heat transfer medium to in the heat transfer pipe, and then makes the air in the heat transfer space and the heat transfer medium in the heat transfer pipe carry out the heat transfer in the heat transfer space, and the installation cavity makes the air after the heat transfer in the heat transfer space flow back to the installation cavity through the second ventilation hole under the effect of negative pressure to reach the purpose that changes the installation cavity internal temperature, and then guarantee that the battery can be in the operation of the temperature of settlement, improve the life and the ability of protecting oneself of battery.
Description
Technical Field
The utility model relates to a fork truck uses safety inspection technical field, concretely relates to battery temperature control device for fork truck.
Background
In the related art, when the forklift operates at a high temperature or a low temperature, the temperature of the operating environment of the battery changes, when the battery operates at a lower temperature, the discharge capacity of the battery decreases, and when the battery operates at a higher temperature, the battery has an explosion risk, and thus a device capable of ensuring the operation of the battery within a specified temperature is required to ensure the cruising ability of the battery.
Therefore, it is necessary to develop a battery temperature control device for a forklift truck to solve the above technical problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a battery temperature control device for fork truck to the temperature in the control installation intracavity, and then improve the duration of a journey ability of battery.
The above object of the present invention can be achieved by the following technical solutions:
the utility model provides a battery temperature control device for a forklift, which comprises a battery body; the battery box comprises an outer shell and an inner shell arranged in the outer shell, a heat exchange space is defined between the outer shell and the inner shell, an installation cavity for placing the battery is arranged in the inner shell, a first ventilation hole and a second ventilation hole are formed in the side wall of the inner shell at intervals, a wind wheel is arranged in the first ventilation hole, the air inlet side of the wind wheel faces the installation cavity, and the air outlet side of the wind wheel faces the heat exchange space so as to guide air in the installation cavity into the heat exchange space;
the temperature sensor is arranged on the battery box, and the detection end of the temperature sensor extends into the installation cavity to detect the temperature of the air in the installation cavity; the heat exchange tube is used for flowing of a heat exchange medium, is arranged in the heat exchange space and surrounds the inner shell; the first interface of the heat pump is communicated with the first port of the heat exchange tube through a first pipeline, and the second interface of the heat pump is communicated with the second port of the heat exchange tube through a second pipeline.
In some embodiments of the present invention, the wind wheel and the second ventilation hole are respectively disposed at opposite sides of the inner casing.
In some embodiments of the present invention, a plurality of limiting portions are disposed on the inner surface of the inner case at intervals, and the limiting portions are adapted to limit a distance between the battery and the inner surface of the inner case.
In some embodiments of the present invention, a first terminal is disposed at the bottom of the inner case, a second terminal is disposed on the battery, and the first terminal is electrically connected to the second terminal.
In some embodiments of the present invention, the inner shell is removably connected within the outer shell.
In some embodiments of the present invention, a flange is disposed on an inner surface of the outer shell along a circumferential direction, and the flange abuts against an outer surface of the inner shell so as to define the heat exchanging space between the inner shell and the outer shell.
The utility model discloses an in some embodiments, temperature sensor sets up on the flange, be equipped with the inspection hole on the inner shell, temperature sensor's sense terminal wears to establish in the inspection hole.
In some embodiments of the present invention, the battery box further comprises a box cover, the upper end of the inner shell is provided with a mounting opening for mounting the battery, and the box cover is sealed and arranged on the mounting opening.
In some embodiments of the present invention, a sealing sponge is disposed between the box cover and the mounting opening.
In some embodiments of the invention, the lid is snap-fit to the housing.
The utility model discloses a battery temperature control device for fork truck's characteristics and advantage are: the wind wheel in the first ventilation hole through setting up at the inner shell will install the leading-in heat transfer space of air, and be equipped with the heat exchange tube that encircles the inner shell in the heat transfer space, when temperature sensor detected the temperature of installation intracavity and is not in the temperature range of settlement, the heat pump carries heat transfer medium to in the heat exchange tube, and then make the air in the heat transfer space carry out the heat transfer with heat transfer medium in the heat exchange tube in the heat transfer space, in order to reach the purpose that reduces or risees air temperature in the heat transfer space, simultaneously because the air suction of wind wheel in with the installation cavity, and then make the installation cavity make the air after the heat transfer in the heat transfer space flow back to the installation cavity through the second ventilation hole under the effect of negative pressure, in order to reach the purpose that changes the temperature in the installation cavity, and then guarantee that the battery can be operated in the temperature.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic view of a battery temperature control device for a forklift according to an embodiment of the present invention;
fig. 2 is a cross-sectional view of a battery temperature control device for a forklift according to an embodiment of the present invention.
The reference numbers illustrate:
1. an inner shell; 11. a mounting cavity; 12. a wind wheel; 13. a second vent hole; 14. a limiting part; 15. a first terminal;
2. a housing; 21. a heat exchange space; 22. a flange;
3. a temperature sensor;
4. a heat exchange pipe;
5. a first conduit;
6. a second conduit;
7. a box cover;
8. sealing the sponge;
9. a display.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1 and 2, the utility model provides a battery temperature control device for a forklift, which comprises a battery case; the battery box comprises an outer shell 2 and an inner shell 1 arranged in the outer shell 2, a heat exchange space 21 is defined between the outer shell 2 and the inner shell 1, an installation cavity 11 for placing the battery is arranged in the inner shell 1, a first ventilation hole and a second ventilation hole 13 are arranged on the side wall of the inner shell 1 at intervals, a wind wheel 12 is arranged in the first ventilation hole, the air inlet side of the wind wheel 12 faces the installation cavity 11, and the air outlet side of the wind wheel 12 faces the heat exchange space 21 so as to guide air in the installation cavity 11 into the heat exchange space 21;
the temperature sensor 3 is arranged on the battery box, and the detection end of the temperature sensor 3 extends into the mounting cavity 11 to detect the temperature of air in the mounting cavity 11; a heat exchange tube 4 for flowing a heat exchange medium, the heat exchange tube 4 being disposed in the heat exchange space 21 and surrounding the inner shell 1; and a first interface of the heat pump is communicated with a first port of the heat exchange tube 4 through a first pipeline 5, and a second interface of the heat pump is communicated with a second port of the heat exchange tube 4 through a second pipeline 6.
The utility model discloses a battery temperature control device for fork truck: the air in the installation is guided into the heat exchange space 21 through the wind wheel 12 arranged in the first ventilation hole of the inner shell 1, the heat exchange tube 4 surrounding the inner shell 1 is arranged in the heat exchange space 21, when the temperature sensor 3 detects that the temperature in the installation cavity 11 is not in the set temperature range, the heat pump conveys a heat exchange medium into the heat exchange tube 4, the air in the heat exchange space 21 exchanges heat with the heat exchange medium in the heat exchange tube 4 in the heat exchange space 21, so as to achieve the purpose of reducing or increasing the temperature of the air in the heat exchange space 21, meanwhile, the wind wheel 12 sucks the air in the installation cavity 11, so that the air after heat exchange in the heat exchange space 21 flows back into the installation cavity 11 through the second ventilation hole 13 under the action of negative pressure in the installation cavity 11, so as to achieve the purpose of changing the temperature in the installation cavity 11, and further ensure that the battery can operate in the set temperature, the service life and the air protection capability of the battery are improved.
It should be noted that the temperature of the best usage environment of the battery may be 5-20 ℃, and then the temperature of the air in the installation cavity 11 may be detected by the temperature sensor 3, so that the temperature in the installation cavity 11 is maintained within the above temperature range, so as to ensure the operation state of the battery.
In some embodiments of the present invention, the heat pump is generally composed of four parts, i.e., a compressor, a condenser, an evaporator and an expansion valve, and the heat transfer work is performed in a closed manner in the unit and heat exchange is performed with the outside through the condenser and the evaporator.
For example, when the temperature in the installation cavity 11 is low, the heat pump is required to heat to raise the temperature in the installation cavity 11, the heat exchange medium may be a refrigerant, during heating, a liquid refrigerant is vaporized in an evaporator, a low-temperature low-pressure gaseous refrigerant is compressed by a compressor to be changed into a high-temperature high-pressure gas, the high-temperature high-pressure gas enters an air heat exchanger and enters the heat exchange tube 4 through the first pipeline 5, since the temperature of the refrigerant is higher than the temperature of air in the heat exchange space 21, the refrigerant transfers heat to the air, the refrigerant is condensed into a high-pressure liquid through the gas, the high-pressure liquid refrigerant enters the expansion valve through the second pipeline 6 to be throttled and then enters the heat exchanger. During this cycle, heat is transferred from the heat exchange medium side to the air side as the state of the refrigerant changes. So that the air in the heat exchange space 21 exchanges heat with the heat exchange medium in the heat exchange tube 4. It should be noted that the heat pump may also be an air conditioning system of a forklift, so that the structure of the forklift is simpler and more reliable.
In some embodiments of the utility model, the surface of shell 2 is equipped with display 9, and display 9 is connected with temperature sensor 3 electricity, and display 9 is used for showing the temperature in installation cavity 11 to the driver observes. Preferably, an audible and visual alarm device can be further arranged to give an alarm in time when the temperature exceeds a set threshold value, so that the use safety of the battery is further improved.
In some embodiments of the present invention, the wind wheel 12 and the second ventilation hole are respectively disposed at opposite sides of the inner casing 1. And the air in the mounting cavity 11 can flow out from one side of the inner shell 1 and flow in from the other side relative to the one side, so that the flow path of the air is improved, and the heat exchange effect is improved.
In some embodiments of the present invention, a plurality of position-limiting portions 14 are spaced apart from each other on the inner surface of the inner case 1, and the position-limiting portions 14 are adapted to limit the distance between the battery and the inner surface of the inner case 1. And thus a certain space is secured between the inner surface of the inner case 1 and the battery, so that the flow of air is smoother.
In some embodiments of the present invention, the bottom of the inner case 1 is provided with a first terminal 15, the battery is provided with a second terminal, and the first terminal 15 is electrically connected to the second terminal.
In some embodiments of the present invention, the inner housing 1 is detachably connected within the outer housing 2. Thereby facilitating the maintenance of the parts such as the heat exchange tube 4 in the heat exchange space 21.
In some embodiments of the present invention, a flange 22 is disposed on the inner surface of the outer shell 2 along the circumferential direction, and the flange 22 abuts against the outer surface of the inner shell 1, so that the heat exchanging space 21 is defined between the inner shell 1 and the outer shell 2.
In some embodiments of the present invention, the temperature sensor 3 is disposed on the flange 22, a detection hole is disposed on the inner shell 1, and the detection end of the temperature sensor 3 is disposed in the detection hole.
In some embodiments of the present invention, the battery box further includes a box cover 7, the upper end of the inner shell 1 is provided with a mounting opening for mounting the battery, and the box cover 7 is sealed and disposed on the mounting opening. So as to be convenient for the disassembly in the battery charging installation opening and further convenient for the replacement of the battery. It should be noted that, the battery of fork truck is generally through changing to make fork truck can last the operation, improve the operating efficiency, and then be convenient for change the battery and also improved the operating efficiency.
In some embodiments of the present invention, a sealing sponge 8 is disposed between the box cover 7 and the mounting opening. So as to ensure the sealing performance of the mounting cavity 11 and further ensure the temperature of the working environment of the battery.
In some embodiments of the present invention, the lid 7 is snap-fitted to the housing 2. So that the mounting opening is opened, and then be convenient for overhaul and change battery that can be quick the inside of shell 2, guarantee fork truck's normal operating.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. The utility model provides a battery temperature control device for fork truck which characterized in that includes:
the battery box comprises an outer shell and an inner shell arranged in the outer shell, a heat exchange space is defined between the outer shell and the inner shell, an installation cavity for placing the battery is arranged in the inner shell, a first ventilation hole and a second ventilation hole are formed in the side wall of the inner shell at intervals, a wind wheel is arranged in the first ventilation hole, the air inlet side of the wind wheel faces the installation cavity, and the air outlet side of the wind wheel faces the heat exchange space so as to guide air in the installation cavity into the heat exchange space;
the temperature sensor is arranged on the battery box, and the detection end of the temperature sensor extends into the installation cavity to detect the temperature of the air in the installation cavity;
the heat exchange tube is used for flowing of a heat exchange medium, is arranged in the heat exchange space and surrounds the inner shell;
the first interface of the heat pump is communicated with the first port of the heat exchange tube through a first pipeline, and the second interface of the heat pump is communicated with the second port of the heat exchange tube through a second pipeline.
2. The battery temperature control device for the forklift according to claim 1, wherein the wind wheel and the second vent hole are respectively provided on opposite sides of the inner case.
3. The battery temperature control device for the forklift according to claim 1, wherein a plurality of limiting portions are provided at intervals on an inner surface of the inner case, the limiting portions being adapted to limit a distance between the battery and the inner surface of the inner case.
4. The battery temperature control device for the forklift according to claim 1, wherein a first terminal is provided at a bottom of the inner case, a second terminal is provided on the battery, and the first terminal is electrically connected to the second terminal.
5. The battery temperature control apparatus for a forklift according to claim 1, wherein the inner case is detachably attached inside the outer case.
6. The battery temperature control device for the forklift according to claim 5, wherein a circumferentially disposed flange is provided on an inner surface of the outer casing, and the flange abuts against an outer surface of the inner casing so that the heat exchange space is defined between the inner casing and the outer casing.
7. The battery temperature control device for the forklift according to claim 6, wherein the temperature sensor is provided on the flange, the inner casing is provided with a detection hole, and a detection end of the temperature sensor is inserted into the detection hole.
8. The battery temperature control device for the forklift according to claim 1, wherein the battery case further includes a case cover, the upper end of the inner case is provided with a mounting opening for mounting the battery, and the case cover is sealed over the mounting opening.
9. The battery temperature control device for the forklift according to claim 8, wherein a sealing sponge is provided between the box cover and the mounting opening.
10. The battery temperature control apparatus for a forklift according to claim 8, wherein the box cover is snap-fitted to the housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020550693.2U CN212485404U (en) | 2020-04-14 | 2020-04-14 | Battery temperature control device for forklift |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020550693.2U CN212485404U (en) | 2020-04-14 | 2020-04-14 | Battery temperature control device for forklift |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212485404U true CN212485404U (en) | 2021-02-05 |
Family
ID=74450425
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020550693.2U Active CN212485404U (en) | 2020-04-14 | 2020-04-14 | Battery temperature control device for forklift |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212485404U (en) |
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2020
- 2020-04-14 CN CN202020550693.2U patent/CN212485404U/en active Active
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