CN215114921U - Warm up temperature-proof sensor - Google Patents
Warm up temperature-proof sensor Download PDFInfo
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- CN215114921U CN215114921U CN202121288787.8U CN202121288787U CN215114921U CN 215114921 U CN215114921 U CN 215114921U CN 202121288787 U CN202121288787 U CN 202121288787U CN 215114921 U CN215114921 U CN 215114921U
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Abstract
The embodiment of the utility model discloses warm up waterproof temperature sensor. The utility model discloses a warm up waterproof temperature sensor, include: the line body and the probe of moulding plastics of being connected with the line body, the probe of moulding plastics includes: the injection molding machine comprises an injection molding shell and a resistor located in the injection molding shell, wherein a first electric wire and a second electric wire are wrapped in a wire body, a first pin and a second pin are arranged on the resistor, a first welding point of the first electric wire and the first pin is arranged at a position close to a contact position of an injection molding probe and the wire body, and a second welding point of the second electric wire and the second pin is arranged at a position far away from the contact position of the injection molding probe and the wire body. The utility model discloses a warm up waterproof temperature sensor, set up first welding point and second welding point respectively in the both sides of resistance, avoided because of the emergence of the short circuit phenomenon that first welding point and second welding point distance caused relatively close, and this application all sets up resistance, first welding point and second welding point in the shell of moulding plastics, can avoid the phenomenon of sensor intaking to take place, very big improvement the security of sensor.
Description
Technical Field
The embodiment of the utility model provides a relate to temperature measurement technical field, concretely relates to warm up waterproof temperature sensor.
Background
The floor heating system is one of heating modes in winter, is gradually and widely applied to the field of home decoration, can be provided with a temperature regulation and control system in the floor heating system in order to meet the requirements of people, and can be provided with a temperature sensor in the floor heating system in order to monitor the temperature of the floor heating system in real time.
Existing waterproof temperature sensors typically include: the wire body and the probe, and two pins of the resistance in the probe are arranged with the welding point of the wire body in parallel, so that the risk of short circuit and potential safety hazard is caused. In addition, the existing waterproof temperature sensor has the phenomenon of water leakage along with the prolonging of the service life.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a warm up waterproof temperature sensor sets up the first welding point and the second lead wire of first electric wire and first pin and the second welding point of second pin respectively in the both sides of resistance, has avoided because of the emergence of the short circuit phenomenon that first welding point and second welding point distance are close to cause, and this application all sets up resistance, first welding point and second welding point in the shell of moulding plastics, can avoid the phenomenon of sensor intaking to take place, very big improvement the security of sensor.
The embodiment of the utility model provides a warm up waterproof temperature sensor, include: the injection molding device comprises a line body and an injection molding probe connected with the line body;
the injection molding probe comprises: the circuit comprises a plastic injection molding shell and a resistor positioned in the plastic injection molding shell;
a first wire and a second wire are wrapped in the wire body;
the resistor is provided with a first pin and a second pin, a first welding point of the first wire and the first pin is arranged at a position close to a contact position of the injection molding probe and the wire body, and a second welding point of the second wire and the second pin is arranged at a position far away from the contact position of the injection molding probe and the wire body.
The passageway that supplies power and provide data transmission is moulded the resistance in the shell to the notes through setting up the line body, and sets up first welding point and second welding point respectively in the both sides of resistance during the welding, very big expansion the interval between two welding points, reduced because of the near possibility that the short circuit appears of two welding point intervals, and this application with resistance and the welding point parcel that links to each other with resistance in the shell of moulding plastics, promoted the leakproofness, reduced the possibility of intaking.
In one possible embodiment, the method further comprises: the heat-shrinkable sleeve is arranged on the periphery of the resistor and the first welding point.
The arrangement can protect the resistor from impact on one hand and prevent the burr bulge generated during welding from puncturing the second electric wire to cause short circuit on the other hand.
In a possible solution, the end of the second welding point is provided with a positioning flange, and the positioning flange is used for butting an injection mold of the injection molding housing.
The positioning between the injection molding shell and the resistor is convenient, the precision in processing is improved, and the quality of products is guaranteed.
In a feasible scheme, the injection molding shell is injection molded at the periphery of the resistor and at the periphery of the line body and the resistor connecting end.
Set up like this and make the shell of moulding plastics through the mode of moulding plastics and resistance and line body formation body structure, promote the stability of structure, guarantee life.
In one possible solution, the injection molding housing is made of TPE material.
The arrangement can melt the surface skin of the wire body during injection molding to form an integral structure of the electric wire and the injection molding shell, so that the formed product is not easy to peel and has good sealing effect.
In one possible embodiment, the resistor is a glass resistor.
The arrangement enables the product not to influence the resistance during injection molding.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.
Fig. 1 is a schematic cross-sectional structure diagram of a sensor according to an embodiment of the present invention;
fig. 2 is a schematic plane structure diagram of a sensor according to an embodiment of the present invention.
Reference numbers in the figures:
1. a wire body; 2. injection molding a probe; 3. injecting a plastic shell; 4. a resistance; 5. a first electric wire; 6. a second electric wire; 7. a first welding point; 8. a second welding point; 9. heat-shrinkable tubing; 10. the flange is positioned.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "axial," "radial," "circumferential," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the present invention and for simplicity in description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the present invention.
In the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as a fixed connection, a detachable connection, or an integral part; the connection can be mechanical connection, electrical connection or communication connection; either directly or indirectly through intervening media, either internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
The technical solution of the present invention will be described in detail with specific examples. The following several specific embodiments may be combined with each other, and details of the same or similar concepts or processes may not be repeated in some embodiments.
Fig. 1 is a schematic view of a sectional structure of a sensor in an embodiment of the present invention, and fig. 2 is a schematic view of a planar structure of a sensor in an embodiment of the present invention. As shown in fig. 1 and fig. 2, the floor heating waterproof temperature sensor of the embodiment includes: line body 1 and the probe 2 of moulding plastics of being connected with line body 1, the probe 2 of moulding plastics includes: the injection molding machine comprises an injection molding shell 3 and a resistor 4 located in the injection molding shell 3, wherein a first electric wire 5 and a second electric wire 6 are wrapped in a wire body 1, a first pin and a second pin are arranged on the resistor 4, the first electric wire 5 and a first welding point 7 of the first pin are arranged at a position close to a contact position of an injection molding probe 2 and the wire body 1, and the second electric wire 6 and a second welding point 8 of the second pin are arranged at a position far away from the contact position of the injection molding probe 2 and the wire body 1.
Specifically, in this embodiment, the left end of the wire body 1 extends into the injection molding probe 2, the right end of the wire body 1 is used for connecting a power supply or other equipment, the injection molding probe 2 includes an injection molding housing 3 and a resistor 4, the resistor 4 is located in the injection molding housing 3, the resistor 4 is a thermistor 4, the left end of the wire body 1 extends out of two wires in tandem, that is, a first wire 5 and a second wire 6, the first wire 5 is located on the right side of the resistor 4, the second lead is located on the front side of the resistor 4, the first lead extends to the right side of the resistor 4, the second lead extends to the left side of the resistor 4, the left end of the first wire 5 and the first lead are welded and fixed to form a first welding point 7, and the left end of the second lead winds around the left side of the resistor 4 and is welded and fixed to form a second welding point 8 with the second impression.
Through the discovery that it is not difficult to find in the above-mentioned, first welding point 7 is located resistance 4's right side, and second welding point 8 is located resistance 4's left side, sets up two welding points respectively in resistance 4's both sides very big reduction the possibility that two welding point department short circuit phenomena take place, and two welding points and resistance 4 all set up inside the shell of moulding plastics 3, make the sensor intake place only probably for the contact department of the shell of moulding plastics 3 with the line body 1, reduced the sensor possibility of intaking, guarantee the security of using.
In actual use, the second welding point 8 may be provided on the front side or the rear side of the resistor 4.
Further, the method also comprises the following steps: and the heat-shrinkable sleeve 9 is arranged at the periphery of the resistor 4 and the first welding point 7.
Specifically, in this embodiment, the heat shrinkable sleeve 9 is heated to be automatically shrunk as the name implies, the heat shrinkable sleeve 9 is sleeved on the resistor 4 and the first welding point 7, and the heat shrinkable sleeve 9 is heated to be tightly wrapped on the resistor 4 and the first welding point 7 during injection molding, so as to protect the resistor 4 and prevent the welding spurs from piercing the second electric wire 6.
Furthermore, a positioning flange 10 is arranged at the end of the second welding point 8, and the positioning flange 10 is used for abutting against an injection mold of the injection molding housing 3.
Specifically, in this embodiment, the positioning flange 10 is disposed at the left side of the second welding point 8, and the positioning flange 10 is correspondingly placed at a fixed position of an injection mold of the injection molding shell 3 before injection molding, so that the products obtained by each processing can be consistent.
Further, the injection molding shell 3 is injection molded at the periphery of the resistor 4 and at the periphery of the connection end of the wire body 1 and the resistor 4.
Specifically speaking, in this embodiment, after accomplishing earlier resistance 4 and the first electric wire 5 and the 6 welding of second electric wire of the line body 1, place above-mentioned structure again and make injection moulding shell 3 in injection mold, can make the structure compacter like this, water-proof effects is better.
Further, the injection molding shell 3 is made of TPE materials.
Specifically, in this embodiment, the TEP (thermoplastic elastomer) material is connected to the thermoplastic elastomer material, has high strength and high resilience, is suitable for being applied to a floor heating system, and can fuse the injection molding shell 3 and the outer skin of the wire body 1 into a whole when injection molding is performed by using the TEP material.
Further, the resistor 4 is a glass resistor.
In particular, in the present embodiment, the glass resistor means that the housing of the resistor 4 is made of glass material, so that the resistor 4 can be prevented from being damaged by high temperature during injection molding.
When worth mentioning, the steps in the actual installation may be: first electric wire 5 and resistance 4 welded fastening earlier, later cup joint heat-shrinkable tube 9 on resistance 4 and first welding point 7, then preliminary heating contracts heat-shrinkable tube 9 on resistance 4 and first welding point 7, later say second lead and resistance 4 welded fastening again, fix flange 10 to second welding point 8 again, then place injection mold with the fixed line body 1 of accomplishing of aforesaid and resistance 4 isotructure in, correct and mould plastics after the position of flange 10 and mould, it can to take out the product of the completion of moulding plastics at last.
In the present application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first feature or the second feature or indirectly contacting the first feature or the second feature through an intermediate.
Also, a first feature "on," "above," and "over" a second feature may mean that the first feature is directly above or obliquely above the second feature, or that only the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lower level than the second feature.
In the description herein, reference to the description of the term "one embodiment," "some embodiments," "an example," "a specific example" or "some examples," or the like, 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 are not necessarily intended to 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. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (6)
1. A warm up waterproof temperature sensor, comprising: the injection molding device comprises a line body and an injection molding probe connected with the line body;
the injection molding probe comprises: the circuit comprises a plastic injection molding shell and a resistor positioned in the plastic injection molding shell;
a first wire and a second wire are wrapped in the wire body;
the resistor is provided with a first pin and a second pin, a first welding point of the first wire and the first pin is arranged at a position close to a contact position of the injection molding probe and the wire body, and a second welding point of the second wire and the second pin is arranged at a position far away from the contact position of the injection molding probe and the wire body.
2. The floor heating waterproof temperature sensor of claim 1, further comprising: the heat-shrinkable sleeve is arranged on the periphery of the resistor and the first welding point.
3. The floor heating waterproof temperature sensor of claim 1, wherein a positioning flange is arranged at the end of the second welding point and used for butting an injection mold of the injection molding housing.
4. The floor heating waterproof temperature sensor of claim 1, wherein the injection molded case is injection molded around the resistor and around the wire and the resistor connecting end.
5. The floor heating waterproof temperature sensor of claim 1, wherein the injection molded shell is made of a TPE material.
6. The floor heating waterproof temperature sensor of any one of claims 1-5, wherein the resistor is a glass resistor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121288787.8U CN215114921U (en) | 2021-06-09 | 2021-06-09 | Warm up temperature-proof sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121288787.8U CN215114921U (en) | 2021-06-09 | 2021-06-09 | Warm up temperature-proof sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215114921U true CN215114921U (en) | 2021-12-10 |
Family
ID=79305128
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121288787.8U Active CN215114921U (en) | 2021-06-09 | 2021-06-09 | Warm up temperature-proof sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215114921U (en) |
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2021
- 2021-06-09 CN CN202121288787.8U patent/CN215114921U/en active Active
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