CN206861854U - Ptc liquid heater - Google Patents
Ptc liquid heater Download PDFInfo
- Publication number
- CN206861854U CN206861854U CN201720522842.2U CN201720522842U CN206861854U CN 206861854 U CN206861854 U CN 206861854U CN 201720522842 U CN201720522842 U CN 201720522842U CN 206861854 U CN206861854 U CN 206861854U
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- liquid
- ptc
- collecting portion
- shell
- heater
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Abstract
The utility model discloses a kind of PTC liquid heater, the PTC liquid heater includes shell, and shell is provided with liquid feeding end, outlet end and the cavity of connection liquid feeding end and outlet end；At least one PTC heating members, are installed on shell, for being heated to the liquid for flowing through cavity；Temperature sensor, a temperature sensor is provided with close to the position of liquid feeding end and outlet end on shell, to measure the fluid temperature of liquid feeding end and outlet end respectively.The utility model improves the heating arrangement of PTC liquid heater, improves PTC heater plates efficiency and heating safety.
Description
Technical field
It the utility model is related to liquid heating technology field, more particularly to a kind of PTC liquid heater.
Background technology
With the development of science and technology, new-energy automobile using dynamic lithium battery as power resources, and dynamic lithium battery
Optimum working temperature scope is generally 5~45 DEG C.When electrokinetic cell is when in warm environment, the charge-discharge performance of battery is obvious
Decay, or even can not normal work.Therefore, it is to ensure electrokinetic cell normal work that effective Thermal protection is carried out to electrokinetic cell
Essential condition.
At present, the mode of heating generally use electric heating film of electrokinetic cell or PTC heating plates are directly mounted at battery table
The mode that face is heated, this mode of heating efficiency of heating surface is low, and potential safety hazard be present.
Utility model content
Main purpose of the present utility model is to provide a kind of PTC liquid heater, it is intended to improves PTC heater plates effect
Rate and heating safety.
To achieve the above object, the utility model proposes a kind of PTC liquid heater, the electric machine assembly to include：
Shell, the shell are provided with liquid feeding end, outlet end and the cavity of the connection liquid feeding end and outlet end；
At least one PTC heating members, are installed on the shell, for being heated to the liquid for flowing through the cavity；
Temperature sensor, a temperature is provided with close to the position of the liquid feeding end and the outlet end on the shell
Sensor is spent, to measure the fluid temperature of the liquid feeding end and the outlet end respectively.
Preferably, the shell is cuboid box body structure.
Preferably, the shell includes upper shell and lower house,
The both ends of the lower house length direction are correspondingly arranged on the liquid feeding end and outlet end, are set in the lower house
There are multiple spoilers set along the liquid feeding end and outlet end direction, the both sides of each spoiler form fluid passage, each
It is provided with the spoiler and crosses liquid mouth for the connection of adjacent fluid passage；Position and outermost two liquid of the lower house width
Road, one is connected with the liquid feeding end, and another is connected with the outlet end；
The position that each fluid passage is corresponded on the upper shell is respectively arranged with the receiving portion convexedly stretched in corresponding fluid passage, institute
State receiving portion to be used to accommodate the PTC heating members, also have on the upper shell and be inserted into the receiving for the PTC heating members
The cover closing member of opening and the closing opening in portion.
Preferably, the opening of adjacent two spoilers the lower house length direction stagger setting, and wherein one
The individual close liquid feeding end, another is close to the outlet end, with for liquid along multiple S-shaped flowings of fluid passage.
Preferably, the PTC liquid heater also includes sealing ring, and the upper shell and lower house are connected by fastening screw
Connect, the sealing ring is located between the upper shell and the connecting end surface of lower house.
Preferably, the shell includes the first liquid collecting portion and the second liquid collecting portion, and the first liquid collecting portion is provided with first and entered
Liquid mouth, the second liquid collecting portion are provided with the first liquid outlet；
Multiple the first fluid pipelines being arranged side by side are communicated between the first liquid collecting portion and the second liquid collecting portion, respectively
First fluid pipeline is flat tube, and formed with the first slot between adjacent two first fluid pipeline, for corresponding
The PTC heating members be inserted, corresponding first fluid pipeline is heated.
Preferably, each PTC heating members are fixed in corresponding first slot by gluing mode respectively.
Preferably, the shell includes the 3rd liquid collecting portion and the 4th liquid collecting portion, and the 3rd liquid collecting portion includes having second
The admission chamber of inlet and go out sap cavity with second liquid outlet；
Multiple second liquid pipelines being arranged side by side are communicated between the 3rd liquid collecting portion and the 4th liquid collecting portion, it is more
Individual second liquid pipeline is divided into liquid delivery tube group and liquid return tube group, the second liquid pipeline in the liquid delivery tube group
Connect the admission chamber in the 3rd liquid collecting portion and the 4th liquid collecting portion；Second liquid pipeline in the liquid return tube group
Connect the 3rd liquid collecting portion and the 4th liquid collecting portion goes out sap cavity；
Each second liquid pipeline is flat tube, and is inserted between the adjacent two second liquid pipeline formed with second
Groove, so that the corresponding PTC heating members are inserted, the corresponding second liquid pipeline is heated.
Preferably, each PTC heating members are fixed in corresponding second slot by gluing mode respectively.
Preferably, the PTC heating members include the ceramic PTC thermistor that both sides have electrode slice, the ceramic PTC heat
The outer wrap of quick resistance has dielectric film, or the both sides of the ceramic PTC thermistor are provided with potsherd.
PTC liquid heater disclosed in the utility model includes shell, temperature sensor and at least one PTC heating
Part, wherein, the shell is provided with the cavity of connection liquid feeding end and outlet end.By the way that each PTC heating members are installed on shell,
The liquid for flowing through the cavity is heated after each PTC heating members energization so that the liquid after heating is to automobile power cell
Heating, meanwhile, temperature sensor is set into the opening position on shell close to liquid feeding end and outlet end, to monitoring liquid feeding end in real time
With the fluid temperature of outlet end, so as to adjust the heating of each PTC heating members according to the fluid temperature of liquid feeding end and outlet end
Situation, thus, improve the PTC heating members efficiency of heating surface and heating safety.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only
It is some embodiments of the utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to the structure shown in these accompanying drawings.
Fig. 1 is the top view of the utility model PTC liquid heater；
Fig. 2 is the three-dimensional side view of PTC liquid heater shown in Fig. 1；
Fig. 3 is the sectional view in AA directions in Fig. 1；
Fig. 4 is another overall schematic of the utility model PTC liquid heater；
Fig. 5 is the sectional view in BB directions in Fig. 4；
Fig. 6 is the another overall schematic of the utility model PTC liquid heater.
Fig. 7 is the structural representation of parts thereof in Fig. 4；
Fig. 8 is the structural representation of parts thereof in Fig. 1；
Fig. 9 is another structural representation of parts thereof in Fig. 1.
Realization, functional characteristics and the advantage of the utility model purpose will be described further referring to the drawings in conjunction with the embodiments.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only part of the embodiment of the present utility model, rather than all
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not paying creative work premise
Lower obtained every other embodiment, belong to the scope of the utility model protection.
If it is to be appreciated that in the utility model embodiment institute it is directional instruction (such as upper and lower, left and right, it is preceding,
It is only used for explaining the relative position relation under a certain particular pose (as shown in drawings) between each part afterwards ...), moves feelings
Condition etc., if the particular pose changes, directionality instruction also correspondingly changes therewith.
In addition, the description for being related to " first ", " second " etc. in the utility model is only used for describing purpose, without being understood that
To indicate or implying its relative importance or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ",
At least one this feature can be expressed or be implicitly included to the feature of " second ".In addition, the technical side between each embodiment
Case can be combined with each other, but must can be implemented as basis with those of ordinary skill in the art, when the combination of technical scheme
Occur conflicting or will be understood that the combination of this technical scheme is not present when can not realize, also not in the requires of the utility model
Protection domain within.
The utility model proposes a kind of PTC liquid heater.
Referring especially to Fig. 1 to Fig. 3, in the embodiment of the utility model one, the PTC liquid heater includes shell 10, outside
Shell 10 is provided with liquid feeding end 11, outlet end 12 and the cavity (not shown) of connection liquid feeding end 11 and outlet end 12；It is at least one
PTC heating members 20, it is installed on shell 10, for being heated to the liquid for flowing through cavity；Temperature sensor 30, on shell 10
A temperature sensor 30 is provided with close to the position of liquid feeding end 11 and outlet end 12, to measure liquid feeding end 11 and outlet end respectively
12 fluid temperature.
The explanation needed, multiple PTC heating members 20 can be installed on a shell 10；Temperature sensor 30 is NTC
Thermistor；The shell 10 is aluminum products part.
In addition, by the way that each PTC heating members 20 are installed on shell 10, to flowing through after the energization of each PTC heating members 20
The liquid for stating cavity is heated so that the liquid after heating heats to the part of any required heating in electric automobile；
Temperature sensor 30 is arranged on shell 10 opening position close to liquid feeding end 11 and outlet end 12, is to monitor feed liquor in real time
End 11 and the fluid temperature of outlet end 12, it is each to be adjusted according to the liquid feeding end 11 and the fluid temperature of outlet end 12 collected
The heating state of PTC heating members 20, for example, when the fluid temperature for collecting liquid feeding end 11 is less than minimum predetermined temperature, in order to
Shorten the heat time, improve the efficiency of heating surface, then improve the heating power of each PTC heating members 20；When the liquid for collecting outlet end 12
When temperature reaches the highest bearing temperature for the part that electric automobile needs heat, then the heating work(of each PTC heating members 20 is reduced
Rate or a part of PTC heating members 20 of control stop heating, the part heated to protect electric automobile to need, improve heating peace
Quan Xing, and improve the utilization rate of the energy, more energy-conserving and environment-protective.
PTC liquid heater disclosed in the present embodiment includes shell 10, temperature sensor 30 and at least one PTC heating
Part 20, wherein, the shell 10 is provided with the cavity of connection liquid feeding end 11 and outlet end 12.By the way that each PTC heating members 20 are installed
In on shell 10, the liquid for flowing through the cavity is heated after the energization of each PTC heating members 20 so that the liquid after heating
Automobile power cell is heated, meanwhile, temperature sensor 30 is set into the position on shell 10 close to liquid feeding end 11 and outlet end 12
Place is put, to the fluid temperature of monitoring liquid feeding end 11 and outlet end 12 in real time, so as to according to liquid feeding end 11 and outlet end 12
Fluid temperature adjusts the heating state of each PTC heating members 20, thus, improves the efficiency of heating surface of PTC heating members 20 and heating
Security.
On the basis of the embodiment, the shape of shell 10 of the PTC liquid heater does not limit, such as shell 10 is pros
Body box body structure is cuboid box body structure.But in order that obtain PTC heating members 20 heats more abundant, this programme to liquid
It is preferred that shell 10 is cuboid box body structure.
On the basis of the embodiment, fully heated in cavity in order that obtaining liquid, the shell 10 further comprises
Housing 14 and lower house 15, the both ends of the length direction of lower house 15 are correspondingly arranged on liquid feeding end 11 and outlet end 12, lower house 15
Multiple spoilers 151 set along liquid feeding end 11 and the direction of outlet end 12 are inside provided with, the both sides of each spoiler 151 form liquid
Road L1, it is provided with each spoiler 151 and crosses liquid mouth for adjacent fluid passage L1 connections；Position and the width outermost of lower house 15
Two fluid passage L1, one is connected with liquid feeding end 11, and another is connected with outlet end 12；Each fluid passage L1 position is corresponded on upper shell 14
The receiving portion 152 for being respectively arranged with and convexedly stretching in corresponding fluid passage L1 is put, receiving portion 152 is used to accommodate PTC heating members 20, upper shell
Also there is the cover closing member 141 of the opening and closing opening that are inserted into for PTC heating members 20 in receiving portion 152 on 14.
It is understood that PTC heating members 20 are connected as one or separated with the cover closing member 141
, to facilitate the maintenance to PTC heating members 20 to dismount；The width of receiving portion 152 is less than fluid passage L1 width, when by each receiving portion
152 when being inserted in its each self-corresponding fluid passage L1, exists between the outer wall of receiving portion 152 and fluid passage L1 outer wall certain
Space, therefore, liquid can be flowed through from space.Wherein, the cover closing member 141 is aluminum products part.
Preferably, in order to save space, reduce the volume of PTC liquid heater, while ensure that liquid can fill in cavity
Point heating, further by the opening of adjacent two spoiler 151 in the length direction stagger setting of lower house 15, and one of them is leaned on
Nearly liquid feeding end 11, another is close to outlet end 12, with S-shaped along multiple fluid passage L1 for liquid, the flowing of Z-shaped or " bow " shape.
On the basis of the embodiment, in order to prevent liquid leakage, meanwhile, also for convenient to PTC liquid heater
Maintenance dismounting, the further PTC liquid heater also include sealing ring (not shown), and the upper shell 14 and lower house 15 pass through
Fastening screw is connected, and the sealing ring is located between the upper shell 14 and the connecting end surface (not shown) of lower house 15, wherein Q1
For screw hole.
Reference picture 4, Fig. 5 and Fig. 7, Fig. 4 show another embodiment of shell 10, and in this embodiment, the PTC liquid adds
The shell 10 of hot device includes the first liquid collecting portion 16 and the second liquid collecting portion 17, and the first liquid collecting portion 16 is provided with the first inlet 161, the
Two liquid collecting portions 17 are provided with the first liquid outlet 171；It is communicated with and multiple sets side by side between first liquid collecting portion 16 and the second liquid collecting portion 17
The first the fluid pipeline L3, each first fluid pipeline L3 put is flat tube, and between adjacent two first fluid pipeline L3 formed with
First slot L4, so that corresponding PTC heating members 20 are inserted, corresponding first fluid pipeline L3 is heated.
The first liquid collecting portion 16 is used to store the liquid that the needs flowed into from the first inlet 161 heat, second liquid collecting
Portion 17 is used to store the liquid after heating.
It should be noted that the space that first slot L4 is formed between two neighboring first fluid pipeline L3, up and down
Both ends are insertions.
Preferably, the dismounting maintenance to PTC heating members 20, while ensure to flow through in each first fluid pipeline L3 for convenience
Can fully it heat, each PTC heating members 20 further are fixed in corresponding first slot L4 by gluing mode respectively.
For reference picture 5 to Fig. 9, Fig. 6 shows the another embodiment of shell 10, in this embodiment, the PTC liquid heater
Shell 10 include the 3rd liquid collecting portion 18 and the 4th liquid collecting portion 19, the 3rd liquid collecting portion 18 includes entering with the second inlet 181
Sap cavity 182 and go out sap cavity 184 with second liquid outlet 183；It is communicated between 3rd liquid collecting portion 18 and the 4th liquid collecting portion 19 more
Individual second liquid the pipeline L5, multiple second liquid pipeline L5 being arranged side by side is divided into liquid delivery tube group L51 and liquid return tube
Second liquid pipeline L5 in group L52, liquid delivery tube group L51 connects the admission chamber in the 3rd liquid collecting portion 18 and the 4th liquid collecting portion 19
182；What second liquid pipeline L5 in liquid return tube group L52 connected the 3rd liquid collecting portion 18 and the 4th liquid collecting portion 19 goes out sap cavity
184；Each second liquid pipeline L5 is flat tube, and formed with the second slot L6 between adjacent two second liquids pipeline L5, for
Corresponding PTC heating members 20 are inserted, and corresponding second liquid pipeline L5 is heated.
Preferably, the dismounting maintenance to PTC heating members 20, while ensure to flow through in each second liquid pipeline L5 for convenience
Can fully it heat, each PTC heating members 20 are fixed in corresponding second slot L6 by gluing mode respectively.
On the basis of above-described embodiment, for the security of the PTC liquid heater of guarantee, reference picture 4, further carry
Going out the PTC heating members 20 and including both sides has the ceramic PTC thermistor 22 of electrode slice 21, ceramic PTC thermistor 22 it is outer
Portion is enclosed with dielectric film 23, or the both sides of ceramic PTC thermistor 22 are provided with potsherd 24.
Preferred embodiment of the present utility model is the foregoing is only, not thereby limits the scope of the claims of the present utility model,
Every equivalent structure under utility model of the present utility model design, made using the utility model specification and accompanying drawing content
Conversion, or directly/be used in other related technical areas indirectly and be included in scope of patent protection of the present utility model.
Claims (10)
- A kind of 1. PTC liquid heater, it is characterised in that including：Shell, the shell are provided with liquid feeding end, outlet end and the cavity of the connection liquid feeding end and outlet end；At least one PTC heating members, are installed on the shell, for being heated to the liquid for flowing through the cavity；Temperature sensor, a temperature is provided with close to the position of the liquid feeding end and the outlet end on the shell and is passed Sensor, to measure the fluid temperature of the liquid feeding end and the outlet end respectively.
- 2. PTC liquid heater as claimed in claim 1, it is characterised in that the shell is cuboid box body structure.
- 3. PTC liquid heater as claimed in claim 2, it is characterised in that the shell includes upper shell and lower house,The both ends of the lower house length direction are correspondingly arranged on the liquid feeding end and outlet end, are provided with the lower house more The individual spoiler set along the liquid feeding end and outlet end direction, the both sides of each spoiler form water channel, each described It is provided with spoiler and crosses liquid mouth for the connection of adjacent water channel；Position and outermost two water channel of the lower house width, one Individual to be connected with the liquid feeding end, another is connected with the outlet end；The position that each water channel is corresponded on the upper shell is respectively arranged with the receiving portion convexedly stretched in corresponding water channel, the appearance Portion is received for accommodating the PTC heating members, also has on the upper shell and is inserted into for the PTC heating members in described accommodation section Opening and the closing opening cover closing member.
- 4. PTC liquid heater as claimed in claim 3, it is characterised in that the opening of adjacent two spoiler is described The length direction stagger setting of lower house, and one of them close to the liquid feeding end, another is close to the outlet end, with feed flow Body is along multiple S-shaped flowings of water channel.
- 5. PTC liquid heater as claimed in claim 3, it is characterised in that the PTC liquid heater also includes sealing Circle, the upper shell are connected with lower house by fastening screw, connection of the sealing ring located at the upper shell and lower house Between end face.
- 6. PTC liquid heater as claimed in claim 2, it is characterised in that the shell includes the first liquid collecting portion and second Liquid collecting portion, the first liquid collecting portion are provided with the first inlet, and the second liquid collecting portion is provided with the first liquid outlet；Multiple the first fluid pipelines being arranged side by side are communicated between the first liquid collecting portion and the second liquid collecting portion, it is each described First fluid pipeline is flat tube, and formed with the first slot between adjacent two first fluid pipeline, for corresponding institute State PTC heating members to be inserted, corresponding first fluid pipeline is heated.
- 7. PTC liquid heater as claimed in claim 6, it is characterised in that each PTC heating members are respectively by gluing Mode is fixed in corresponding first slot.
- 8. PTC liquid heater as claimed in claim 2, it is characterised in that the shell includes the 3rd liquid collecting portion and the 4th Liquid collecting portion, the 3rd liquid collecting portion include the admission chamber with the second inlet and go out sap cavity with the second liquid outlet；Multiple second liquid pipelines being arranged side by side, Duo Ge are communicated between the 3rd liquid collecting portion and the 4th liquid collecting portion Two fluid pipelines are divided into liquid delivery tube group and liquid return tube group, the second liquid pipeline communication in the liquid delivery tube group The admission chamber in the 3rd liquid collecting portion and the 4th liquid collecting portion；Second liquid pipeline communication institute in the liquid return tube group That states the 3rd liquid collecting portion and the 4th liquid collecting portion goes out sap cavity；Each second liquid pipeline is flat tube, and formed with the second slot between the adjacent two second liquid pipeline, with It is inserted for the corresponding PTC heating members, the corresponding second liquid pipeline is heated.
- 9. PTC liquid heater as claimed in claim 8, it is characterised in that each PTC heating members are respectively by gluing Mode is fixed in corresponding second slot.
- 10. the PTC liquid heater as described in claim any one of 1-9, it is characterised in that the PTC heating members include two Side has the ceramic PTC thermistor of electrode slice, and the outer wrap of the ceramic PTC thermistor has dielectric film, or described The both sides of ceramic PTC thermistor are provided with potsherd.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720522842.2U CN206861854U (en) | 2017-05-11 | 2017-05-11 | Ptc liquid heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720522842.2U CN206861854U (en) | 2017-05-11 | 2017-05-11 | Ptc liquid heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206861854U true CN206861854U (en) | 2018-01-09 |
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ID=60823894
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720522842.2U Active CN206861854U (en) | 2017-05-11 | 2017-05-11 | Ptc liquid heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206861854U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108539328A (en) * | 2018-06-13 | 2018-09-14 | 安徽省宁国市天成电气有限公司 | A kind of series resistance silk liquid heater |
| CN112696811A (en) * | 2020-12-08 | 2021-04-23 | 博耐尔汽车电气系统有限公司 | Air conditioner PTC system inlet outlet mistake proofing structure |
| CN113207266A (en) * | 2021-04-29 | 2021-08-03 | 安徽江淮汽车集团股份有限公司 | Liquid heating device and equipment |
-
2017
- 2017-05-11 CN CN201720522842.2U patent/CN206861854U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108539328A (en) * | 2018-06-13 | 2018-09-14 | 安徽省宁国市天成电气有限公司 | A kind of series resistance silk liquid heater |
| CN112696811A (en) * | 2020-12-08 | 2021-04-23 | 博耐尔汽车电气系统有限公司 | Air conditioner PTC system inlet outlet mistake proofing structure |
| CN113207266A (en) * | 2021-04-29 | 2021-08-03 | 安徽江淮汽车集团股份有限公司 | Liquid heating device and equipment |
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