CN208222811U

CN208222811U - A kind of detachable ptc heater

Info

Publication number: CN208222811U
Application number: CN201721709132.7U
Authority: CN
Inventors: 吴翔; 闻俊涛; 鄂新刚
Original assignee: SHENZHEN SHARING ELECTRONICS CO Ltd
Current assignee: SHENZHEN SHARING ELECTRONICS CO Ltd
Priority date: 2017-12-08
Filing date: 2017-12-08
Publication date: 2018-12-11
Anticipated expiration: 2027-12-08

Abstract

The utility model relates to a kind of detachable ptc heater, which includes: heater body and controller；Heater body includes: the first shell, and PTC heating core and water tank are provided in the first shell, and one end of water tank is provided with temperature feedback component, and temperature feedback component is connect with temperature feedback connector；PTC heating core is connect with PTC connector；Controller includes: second housing, and second housing bottom is provided with PTC socket and temperature feedback socket；It is detachably provided with PCB plastic parts in second housing, pcb board is provided in PCB plastic parts, IGBT element is provided on pcb board, insulating materials is provided between IGBT and second housing.The separation of heater body of the utility model and controller realizes heater body or when controller damages, can use other heater bodies or controller is replaced, guarantee the progress of work.

Description

A kind of detachable ptc heater

Technical field

The utility model relates to heater technical field more particularly to a kind of detachable ptc heaters.

Background technique

Currently, existing fuel-engined vehicle uses heat source of the engine heat source as automobile air conditioning heater；And the electricity of electric car Motivation self-heating amount is very small, is unable to satisfy automobile air conditioning heater demand；Need to increase independent electric heater.

Existing band integrated manipulator liquid heater integrated manipulator and PTC heater body are by Hard link, when use Can not dismantle, arbitrarily can not replace or combine, when controller or PTC heater body failure, entire heater need replacing or Maintenance.

Therefore, against the above deficiency, it is desirable to provide a kind of detachable ptc heater.

Utility model content

In order to solve the above-mentioned technical problem the utility model embodiment, provides a kind of detachable ptc heater, packet It includes: heater body and controller；The heater body includes: the first shell, and PTC fever is provided in first shell Core and water tank, the PTC heating core are fixedly connected with water tank；One end of the water tank is provided with temperature feedback component, institute Temperature feedback component is stated to connect with temperature feedback connector；The PTC heating core is connect with PTC connector；The controller It include: second housing, the second housing bottom is provided with PTC socket and temperature feedback socket；It is removable in the second housing It unloads and is provided with PCB plastic parts, pcb board is provided in the PCB plastic parts, IGBT element is provided on the pcb board, it is described Insulating materials is provided between IGBT and the second housing；The temperature feedback connector can match with the temperature feedback socket Connection is closed, the PTC connector can be cooperatively connected with the PTC socket.

Based on the above technical solution, the utility model embodiment can also do following improvement.

Optionally, the both ends of the water tank are provided with connector, and the connector includes: nipple or bump joint.

Optionally, first shell includes: upper shell and lower casing, and the upper and lower shell is detachably connected.

Optionally, there are two notch, the temperature feedback connector passes through described two for the first outer surface of outer cover setting One in a notch connect with the temperature feedback component, and the PTC connector passes through another in described two notches It is connect with the PTC heating core.

Optionally, the second housing includes: metal cover shell and plastic bottom seat shell, the metal cover shell and plastic bottom seat shell It is detachably connected.

Optionally, sealing ring is provided between the metal cover shell and plastic bottom seat shell.

Optionally, insulating trip and/or insulating ceramics are provided between the IGBT element and the metal cover shell.

Optionally, the second housing outer surface is removably connected with Low-voltage socket, high-tension terminal and water pump harness.

Optionally, first shell and second housing outer surface offer heat release hole.

Optionally, the temperature feedback component includes: NTC thermistor.

The above-mentioned technical proposal of the utility model has the advantages that the utility model by patching compared with prior art Part harness is connected with socket, is realized the separation of heater body and controller, is realized heater body or controller damages Bad when, can use other heater bodies or controller is replaced, and guarantee the progress of work.

Detailed description of the invention

Fig. 1 is a kind of detachable ptc heater structural schematic diagram provided by the embodiment of the utility model；

Fig. 2 is ptc heater structural representation in a kind of detachable ptc heater provided by the embodiment of the utility model Figure；

Fig. 3 is ptc heater side view provided by the embodiment of the utility model；

Fig. 4 is controller architecture schematic diagram in a kind of detachable ptc heater provided by the embodiment of the utility model；

Fig. 5 is controller bottom view provided by the embodiment of the utility model；

Fig. 6 is IGBT component structure sectional view in controller provided by the embodiment of the utility model；

Fig. 7 is water pump wiring harness structure schematic diagram provided by the embodiment of the utility model.

In figure: 1: heater body；2: controller；11:PTC heating core；12: water tank；13: nipple；14: flange Connector；15: temperature feedback component；16: lower casing；17: upper shell；18:PTC connector；19: temperature feedback connector；21: gold Belong to lid shell；22: Low-voltage socket；23: high-tension terminal；24:PCB plastic parts；25:PCB plate；251:IGBT element；252: insulation material Material；26: sealing ring；27: plastic bottom seat shell；28: temperature feedback socket；29:PTC socket；210: water pump harness.

Specific embodiment

It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched The embodiment stated is a part of the embodiment of the utility model, instead of all the embodiments.Based on the reality in the utility model Apply example, those of ordinary skill in the art's every other embodiment obtained without making creative work, all Belong to the range of the utility model protection.

As shown in Figure 1, a kind of detachable ptc heater structural schematic diagram provided by the embodiment of the utility model, comprising: Heater body 1 and controller 2；As shown in Figure 2 and Figure 3, heater body 1 includes: the first shell, is provided in the first shell PTC heating core 11 and water tank 12, PTC heating core 11 are fixedly connected with water tank 12；It is anti-that one end of water tank 12 is provided with temperature Component 15 is presented, temperature feedback component 15 is connect with temperature feedback connector 19；PTC heating core 11 is connect with PTC connector 18； As shown in Figure 4, Figure 5, controller 2 includes: second housing, and second housing bottom is provided with PTC socket 29 and temperature feedback socket 28；It is detachably provided with PCB plastic parts 24 in second housing, pcb board 25 is provided in PCB plastic parts 24, is arranged on pcb board 25 There is IGBT element 251, insulating materials 252 is provided between IGBT element 251 and second housing；Temperature feedback connector 19 can be with Temperature feedback socket 28 is cooperatively connected, and PTC connector 18 can be cooperatively connected with PTC socket 29.

In above-described embodiment, by separating controller 2 and heater body 1, connected by temperature feedback component 15 The temperature feedback connector 19 connect is connected with 28 harness of temperature feedback socket, is connected by PTC connector 18 and 29 harness of PTC socket It connecing, realizes the electric connection between controller 2 and heater body 1, temperature feedback socket 28 is connected to pcb board 25, so that Electronic component on pcb board 25 obtains the temperature of water tank 12, and then is passed through according to the temperature of water tank 12 by IGBT element 251 PTC socket 29 and PTC connector 18 control the operating power of PTC heating core 11, hereby it is achieved that the intelligentized control method of temperature, In turn, user can replace connection accessory according to demand, realize that the difference of controller 2 and heater body 1 matches, improve work The service efficiency for making personnel avoids leading to not carry out antipyretic situation due to heater or controller 2 damage, and improving this can The practicability of separate type ptc heater.

In the present embodiment, the both ends of water tank 12 are provided with nipple 13 and/or bump joint 14, using nipple 13 or bump joint 14 be attached with other component, facilitate user or staff to replace and dismantle.

In the present embodiment, the first shell includes: upper shell 17 and lower casing 16, and upper and lower shell is detachably connected, upper, Lower casing is chosen as metal shell, reduces damage of the collision to shell, and by the way that fixture block is arranged in upper shell 17, lower casing 16 is arranged Upper and lower shell is clamped by card hole, by PCT heats 11 and the fully wrapped around protection of water tank 12, and can reduce disassembly Step, improves the overhaul efficiency of staff, and upper and lower casing can also be attached by nut and nut cooperation, be compared Connection between fixture block and card hole, is cooperated by nut and nut, connection it is more stable, effectively prevent shell de- It falls.

As shown in Figure 1, in the present embodiment, there are two notch, temperature feedback connectors 19 for the setting of the first outer surface of outer cover Connect by one in two notches with temperature feedback component 15, PTC connector 18 by two notches another with PTC heating core 11 connects.

As shown in figure 4, in the present embodiment, second housing includes: metal cover shell 21 and plastic bottom seat shell 27, metal cover shell 21 and plastic bottom seat shell 27 be detachably connected, metal cap 21 is chosen as aluminum hull lid, and the heating conduction of aluminium is good, and have it is good Good resistance to corrosion, can effectively radiate to 2 internal components of controller, it is preferable also to can choose other heating conductions Metal, such as iron, copper metal, the metal cover shell 21 being detachably connected and plastic bottom seat shell 27 it is convenient to the element in controller into Row maintenance, replacement.

As shown in figure 4, in the present embodiment, sealing ring 26 is provided between metal cover shell 21 and plastic bottom seat shell 27, lead to It crosses sealing ring 26 to be sealed the connection gap between shell, reduces external environment to the electronic component in controller 2 It influences.

As shown in fig. 6, the IGBT component structure sectional view in controller provided by the embodiment of the utility model, in this implementation In example, insulating trip and/or insulating ceramics are provided between IGBT element 251 and metal cover shell 21, the electronics member device that will easily generate heat Part is positioned close to or close to the position of metal cover shell 21, and insulating trip is arranged between electronic component and metal cover shell 21 And/or insulating ceramics, make electrical isolation between electronic component and metal cover shell 21, and can by insulating trip and/or absolutely Edge ceramics carry out heat transfer, improve the radiating efficiency of electronic component.

As shown in Fig. 4, Fig. 7, in the present embodiment, second housing outer surface is removably connected with Low-voltage socket 22, high pressure Whether socket 23 and water pump harness 210 realize the power supply to controller 2 by Low-voltage socket 22 and high-tension terminal 23, optional to connect Water pump harness 210 connects external pump by water pump harness 210, and control external pump carries out heat to the water in water tank 12 and follows Ring improves interior temperature.

In the present embodiment, the first shell and second housing outer surface offer heat release hole, by outside the first shell The heat release hole of surface setting, can be when shortening cools down heater body 1 when not in use or when heater body 1 damage Between, the damaged condition of heater body 1 is reduced with this, by the heat release hole being arranged in second housing outer surface, improves controller 2 Radiating efficiency, reduce controller 2 in temperature.

In the present embodiment, temperature feedback component 15 includes: NTC thermistor, and NTC thermistor is negative temperature coefficient heat Quick resistance, the resistance can become smaller with the rising resistance value of temperature, thus, it is possible to 12 temperature of water tank to the feedback of controller 2 at this time Degree, and connected moment in circuit power, high times of surge current when can be generated in circuit than normal work, and NTC The initial resistance value of thermistor is larger, can be with electric current excessive in suppression circuit, to protect its power circuit and load.

Embodiment 1: the PTC connector being arranged in heater body and the PTC socket being arranged on controller are connected；It will be with The temperature feedback socket being arranged on the temperature feedback connector and controller of the connection of temperature feedback component connects；In controller Pcb board receives the temperature data of temperature feedback component feedback water tank；Controller carries out temperature data and the temperature value pre-seted Comparison, and according to comparing result, the operating power of PTC heating core is controlled by IGBT element and PTC connector；Pass through PCT Heating core heats water tank, hereby it is achieved that the intelligent of water temperature to water tank heats.

Finally, it should be noted that above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations； Although the utility model is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: It is still possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is carried out etc. With replacement；And these are modified or replaceed, various embodiments of the utility model technology that it does not separate the essence of the corresponding technical solution The spirit and scope of scheme.

Claims

1. a kind of detachable ptc heater characterized by comprising heater body and controller；The heater body Include: the first shell, PTC heating core and water tank are provided in first shell, the PTC heating core is fixed with water tank Connection；One end of the water tank is provided with temperature feedback component, and the temperature feedback component is connect with temperature feedback connector；Institute PTC heating core is stated to connect with PTC connector；The controller includes: second housing, and the second housing bottom is provided with PTC socket and temperature feedback socket；PCB plastic parts, setting in the PCB plastic parts are detachably provided in the second housing There is pcb board, IGBT element is provided on the pcb board, is provided with insulation material between the IGBT element and the second housing Material；The temperature feedback connector can be cooperatively connected with the temperature feedback socket, and the PTC connector can be inserted with the PTC Seat is cooperatively connected.

2. a kind of detachable ptc heater according to claim 1, which is characterized in that the both ends of the water tank are arranged There is connector, the connector includes: nipple or bump joint.

3. a kind of detachable ptc heater according to claim 1, which is characterized in that on first shell includes: Shell and lower casing, the upper shell and lower casing are detachably connected.

4. a kind of detachable ptc heater according to claim 1, which is characterized in that first outer surface of outer cover There are two notch, the temperature feedback connectors to be connected by one in described two notches with the temperature feedback component for setting It connects, the PTC connector is connect by another in described two notches with the PTC heating core.

5. a kind of detachable ptc heater according to claim 1, which is characterized in that the second housing includes: gold Belong to lid shell and plastic bottom seat shell, the metal cover shell and plastic bottom seat shell are detachably connected.

6. a kind of detachable ptc heater according to claim 5, which is characterized in that the metal cover shell and plastic cement Sealing ring is provided between pedestal shell.

7. a kind of detachable ptc heater according to claim 5, which is characterized in that the IGBT element with it is described Insulating trip and/or insulating ceramics are provided between metal cover shell.

8. a kind of detachable ptc heater according to claim 1, which is characterized in that the second housing outer surface It is removably connected with Low-voltage socket, high-tension terminal and water pump harness.

9. a kind of detachable ptc heater according to claim 1, which is characterized in that first shell and second Outer surface of outer cover offers heat release hole.

10. any a kind of detachable ptc heater in -9 according to claim 1, which is characterized in that the temperature is anti- Presenting component includes: NTC thermistor.