CN217281076U

CN217281076U - Lithium battery protection structure of refrigeration house electric forklift

Info

Publication number: CN217281076U
Application number: CN202220190882.2U
Authority: CN
Inventors: 丛弼中; 刘军超
Original assignee: Weihai Xingchi New Energy Technology Co ltd
Current assignee: Weihai Xingchi New Energy Technology Co ltd
Priority date: 2022-01-25
Filing date: 2022-01-25
Publication date: 2022-08-23
Anticipated expiration: 2032-01-25

Abstract

The utility model discloses a lithium battery protection structure of a refrigeration house electric forklift in the technical field of electric forklifts, which comprises a body, wherein a driving motor is fixedly arranged at the bottom of an inner cavity of the body, a driving wheel is fixedly arranged on an output shaft of the driving motor, and a protection box is fixedly arranged at the top of the inner cavity of the body, the utility model can heat oil inside the body through the arrangement of a heating mechanism and convey the heated oil into the protection box, so as to ensure the interior of the protection box to be in a warm state through the temperature of the oil, thereby achieving the purpose of protecting the lithium battery, avoiding the lithium battery from operating in a low temperature state, and further saving the energy consumption of the lithium battery, the device is also provided with a standby power supply for supplying energy to the heating mechanism, and the standby power supply can be charged by adopting a matched energy charging mechanism, thereby not influencing the endurance of the lithium battery, therefore, the method is very worthy of popularization.

Description

Lithium battery protection structure of refrigeration house electric forklift

Technical Field

The utility model relates to an electric fork truck technical field specifically is a freezer electric fork truck's lithium cell protective structure.

Background

The electric forklift is a forklift which operates by electricity, most of the electric forklifts work as a storage battery, and the storage battery is one of batteries and is used for storing limited electric energy and using the electric forklift in a proper place.

When the electric forklift carries goods in the refrigeration house, the normal use of the electric forklift is influenced due to the lack of the protection structure of the battery part, and the battery endurance and the service life of the battery are greatly reduced when the lithium battery is in a low-temperature state, so that the invention of the battery protection structure is very necessary.

Based on this, the utility model designs a freezer electric fork truck's lithium cell protective structure to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a freezer electric fork truck's lithium cell protective structure to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a lithium battery protection structure of a refrigeration house electric forklift comprises a forklift body, wherein a driving motor is fixedly installed at the bottom of an inner cavity of the forklift body, and a driving wheel is fixedly installed on an output shaft of the driving motor;

a protective box is fixedly mounted at the top of the inner cavity of the vehicle body, a partition plate is fixedly mounted on the inner wall of the protective box, and a lithium battery is fixedly mounted at the top of the partition plate;

the left side fixed mounting at automobile body inner chamber top has the box, the inside of box is provided with heating mechanism, the left side of automobile body inner chamber bottom is provided with fills can the mechanism, the bottom fixed mounting of guard box inner chamber has stand-by power supply.

Preferably, the protective box comprises a shell and an inner container, the shell is fixedly installed inside the vehicle body, the inner container is fixedly installed inside the shell, a cavity is formed between the shell and the inner container, a heat insulation layer is arranged inside the shell, and heat insulation cotton is filled inside the heat insulation layer.

Preferably, heating mechanism includes electric heater, electric heater fixed mounting is in the bottom of box, inside electric heater's heating end runs through the box, the inside fixed mounting of box has the riser, the right side fixed mounting of box inner chamber has the oil pump, the discharge end intercommunication of oil pump has the conveyer pipe, the other end of conveyer pipe runs through inside the cavity, the rear intercommunication of guard box has the back flow, the other end of back flow runs through to separate the riser left side, the extraction end of oil pump runs through to the riser left side.

Preferably, it can the mechanism include the generator to fill, the pivot fixed mounting of generator has from the driving wheel, it is connected with the action wheel transmission through the belt to follow the driving wheel, fixed mounting has rectifier, electronic regulator and treater in proper order in the bottom of box, the output of generator is connected for one-way electricity with the input of rectifier, the output of rectifier is connected for one-way electricity with electronic regulator's input, electronic regulator's output is connected for one-way electricity with stand-by power supply's output, the output of treater is connected for one-way electricity with the input of electric heater and oil pump.

Preferably, the bottom fixed mounting of box has temperature sensor, temperature sensor's sense terminal runs through inside the box, temperature sensor's output and the input of treater are two-way electricity and are connected.

Preferably, a cover plate is bolted to the top of the protective box, and the top of the cover plate penetrates the outside of the vehicle body.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a setting of heating mechanism, can heat the inside oil body of box, and carry the protection case with the oil body of heating, the temperature through the oil body guarantees that the protection incasement portion is in warm state, in order to reach the purpose of protecting the lithium cell, avoid the lithium cell to function under the low temperature state, and in order to further save the energy consumption of lithium cell, the device has still set up stand-by power supply and has been used for carrying out the energy supply to heating mechanism, and stand-by power supply can adopt supporting the mechanism of filling to fill can, and then can not cause the influence to the continuation of the journey of lithium cell, therefore be worth promoting very much.

Through temperature sensor's setting, can the inside oil body temperature of real-time supervision box, when the temperature was crossed lowly, start heating mechanism and carry out reheating intensification to the oil body to ensure that the lithium cell can function under the warm condition, guarantee cruise capacity and life, through the setting of apron, can make things convenient for regularly to overhaul the lithium cell, and can conveniently change after lithium cell life reaches.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced 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 that other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a perspective view of the protective box of the present invention;

FIG. 3 is a front sectional view of the protection box of the present invention;

fig. 4 is a schematic diagram of the system of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a vehicle body; 2. a drive motor; 3. a driving wheel; 4. a protective box; 41. a housing; 42. an inner container; 43. heat preservation cotton; 5. a partition plate; 6. a lithium battery; 7. a box body; 8. a heating mechanism; 81. an electric heater; 82. a vertical plate; 83. an oil pump; 84. a delivery pipe; 9. an energy charging mechanism; 91. a generator; 92. a driven wheel; 93. a rectifier; 94. an electronic regulator; 95. a processor; 10. a standby power supply; 11. a temperature sensor; 12. and (7) a cover plate.

Detailed Description

The technical solution in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.

Example one

Referring to the drawings, the utility model provides a technical scheme: a lithium battery protection structure of a refrigeration house electric forklift comprises a forklift body 1, wherein a driving motor 2 is fixedly installed at the bottom of an inner cavity of the forklift body 1, and a driving wheel 3 is fixedly installed on an output shaft of the driving motor 2;

a protective box 4 is fixedly arranged at the top of the inner cavity of the vehicle body 1, a partition plate 5 is fixedly arranged on the inner wall of the protective box 4, and a lithium battery 6 is fixedly arranged at the top of the partition plate 5;

the left side fixed mounting at 1 inner chamber top of automobile body has box 7, and the inside of box 7 is provided with heating mechanism 8, and the left side of 1 inner chamber bottom of automobile body is provided with to fill can mechanism 9, and the bottom fixed mounting in 4 inner chambers of guard box has stand-by power supply 10.

Specifically, protective housing 4 includes shell 41 and inner bag 42, shell 41 fixed mounting is in the inside of automobile body 1, inner bag 42 fixed mounting is inside shell 41, be provided with the cavity between shell 41 and the inner bag 42, the inside of shell 41 is provided with the heat preservation, the inside packing of heat preservation has heat preservation cotton 43, the inside back of high temperature oil body entering protective housing 4 cavity, accessible inner bag 42 gives off the temperature around lithium cell 6 and stand-by power supply 10, make lithium cell 6 and stand-by power supply 10 function in warm environment, and the inside heat preservation cotton 43 of shell 41 can play the heat preservation effect, avoid the quick lapse of heat.

Specifically, the heating mechanism 8 includes an electric heater 81, the electric heater 81 is fixedly installed at the bottom of the box 7, a heating end of the electric heater 81 penetrates through the inside of the box 7, a vertical plate 82 is fixedly installed inside the box 7, an oil pump 83 is fixedly installed on the right side of an inner cavity of the box 7, a discharge end of the oil pump 83 is communicated with a delivery pipe 84, the other end of the delivery pipe 84 penetrates through the inside of the cavity, a return pipe is communicated with the rear of the protection box 4, the other end of the return pipe penetrates through the left side of the vertical plate 82, a drawing end of the oil pump 83 penetrates through the left side of the vertical plate 82, the temperature of oil bodies inside the box 7 is too low, the temperature sensor 11 is triggered and sends a signal to the processor 95, the processor 95 controls the electric heater 81 and the oil pump 83 to start, the electric heater 81 can heat the oil bodies and the oil pump 83 conveys the heated oil bodies into the protection box 4, so that the temperature inside the protection box 4 rises.

Specifically, it includes generator 91 to fill can mechanism 9, generator 91's pivot fixed mounting has from driving wheel 92, it is connected with the transmission of action wheel 3 through the belt to follow driving wheel 92, fixed mounting has rectifier 93 in proper order bottom of box 7, electronic regulator 94 and treater 95, generator 91's the output is connected for one-way electricity with rectifier 93's input, rectifier 93's the output is connected for one-way electricity with electronic regulator 94's input, electronic regulator 94's the output is connected for one-way electricity with stand-by power supply 10's output, treater 95's the output and electric heater 81 and oil pump 83's input are connected for one-way electricity, it can charge stand-by power supply 10 to fill can mechanism 9, concrete mode is as follows: in the operation process of the driving motor 2, the driving wheel 3 can drive the driven wheel 92 to rotate, the driven wheel 92 can drive the generator 91 to start, the generator 91 can generate electricity in the operation process, the generated electric energy is rectified and filtered by the rectifier 93 and the electronic regulator 94 and then stored in the standby power supply 10, and the heating mechanism 8 and other electrical elements are supplied with power through the standby power supply 10, so that the influence on the endurance of the lithium battery 6 is avoided.

Example two

The structure of this embodiment is basically the same as that of the first embodiment, the difference lies in, bottom fixed mounting of box 7 has temperature sensor 11, the sense terminal of temperature sensor 11 runs through inside box 7, the output of temperature sensor 11 is two-way electricity with the input of treater 95 and is connected, through temperature sensor 11's setting, can the inside oil body temperature of real-time supervision box 7, when the temperature is crossed low, start heating mechanism 8 and carry out reheating and rising temperature to the oil body to ensure that lithium cell 6 can operate under warm condition, guarantee cruising power and life.

EXAMPLE III

The structure of this embodiment is basically the same as embodiment one, and the difference lies in, the top bolt of guard box 4 has connect apron 12, and the top of apron 12 runs through to automobile body 1 outside, through the setting of apron 12, can conveniently overhaul lithium cell 6 regularly to can conveniently change after lithium cell 6 life reaches.

In the description of the present specification, reference to the description of "one embodiment," "an example," "a specific example," etc., means 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 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.

The preferred embodiments of the present invention disclosed above are intended to be illustrative only. The preferred embodiments are not exhaustive and do not limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a freezer electric fork truck's lithium cell protective structure, includes automobile body (1), its characterized in that: a driving motor (2) is fixedly installed at the bottom of the inner cavity of the vehicle body (1), and a driving wheel (3) is fixedly installed on an output shaft of the driving motor (2);

a protective box (4) is fixedly installed at the top of the inner cavity of the vehicle body (1), a partition plate (5) is fixedly installed on the inner wall of the protective box (4), and a lithium battery (6) is fixedly installed at the top of the partition plate (5);

the left side fixed mounting at automobile body (1) inner chamber top has box (7), the inside of box (7) is provided with heating mechanism (8), the left side of automobile body (1) inner chamber bottom is provided with fills can mechanism (9), the bottom fixed mounting of guard box (4) inner chamber has stand-by power supply (10).

2. The lithium battery protection structure of the freezer electric fork-lift truck of claim 1, characterized in that: the protective box (4) comprises a shell (41) and an inner container (42), wherein the shell (41) is fixedly installed inside the vehicle body (1), the inner container (42) is fixedly installed inside the shell (41), a cavity is formed between the shell (41) and the inner container (42), a heat insulation layer is arranged inside the shell (41), and heat insulation cotton (43) is filled inside the heat insulation layer.

3. The lithium battery protection structure of the freezer electric fork-lift truck of claim 2, characterized in that: heating mechanism (8) are including electric heater (81), electric heater (81) fixed mounting is in the bottom of box (7), the heating end of electric heater (81) runs through inside box (7), the inside fixed mounting of box (7) has riser (82), the right side fixed mounting of box (7) inner chamber has oil pump (83), the discharge end intercommunication of oil pump (83) has conveyer pipe (84), the other end of conveyer pipe (84) runs through inside the cavity, the rear intercommunication of guard box (4) has the back flow, the other end of back flow runs through to separate riser (82) left side, the extraction end of oil pump (83) runs through riser (82) left side.

4. The lithium battery protection structure of the freezer electric fork-lift truck of claim 3, characterized in that: it can mechanism (9) including generator (91) to fill, the pivot fixed mounting of generator (91) has from driving wheel (92), be connected with action wheel (3) transmission through the belt from driving wheel (92), the bottom of box (7) fixed mounting has rectifier (93), electronic regulator (94) and treater (95) in proper order, the output of generator (91) is one-way electricity with the input of rectifier (93) and is connected, the output of rectifier (93) is one-way electricity with the input of electronic regulator (94) and is connected, the output of electronic regulator (94) is one-way electricity with the output of stand-by power supply (10), the output of treater (95) is one-way electricity with the input of electric heater (81) and oil pump (83) and is connected.

5. The lithium battery protection structure of the freezer electric fork-lift of claim 4, characterized in that: the bottom fixed mounting of box (7) has temperature sensor (11), the sense terminal of temperature sensor (11) runs through inside box (7), the output of temperature sensor (11) is two-way electricity with the input of treater (95) and is connected.

6. The lithium battery protection structure of the freezer electric fork-lift truck of claim 1, characterized in that: the top of the protective box (4) is bolted with a cover plate (12), and the top of the cover plate (12) penetrates the outside of the vehicle body (1).