CN108454048A - Temperature detection device - Google Patents
Temperature detection device Download PDFInfo
- Publication number
- CN108454048A CN108454048A CN201810189270.XA CN201810189270A CN108454048A CN 108454048 A CN108454048 A CN 108454048A CN 201810189270 A CN201810189270 A CN 201810189270A CN 108454048 A CN108454048 A CN 108454048A
- Authority
- CN
- China
- Prior art keywords
- thermocouple
- detection device
- temperature detection
- support portion
- thermo wires
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/76—Measuring, controlling or regulating
- B29C45/78—Measuring, controlling or regulating of temperature
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2945/00—Indexing scheme relating to injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould
- B29C2945/76—Measuring, controlling or regulating
- B29C2945/76003—Measured parameter
- B29C2945/7604—Temperature
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2945/00—Indexing scheme relating to injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould
- B29C2945/76—Measuring, controlling or regulating
- B29C2945/76177—Location of measurement
- B29C2945/76254—Mould
- B29C2945/76274—Mould runners, nozzles
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Measuring Temperature Or Quantity Of Heat (AREA)
Abstract
Present invention is disclosed a kind of temperature detection devices, are used for hot runner system, including temperature probe, and thermocouple is inserted in temperature probe, and thermocouple has thermometric end and elongated end；Compensation section, compensation section is interior to be equipped with compensating line, and compensating line one end external temperature shows that equipment, the other end are connected with the elongated end of thermocouple, and the outer diameter of compensation section is more than the outer diameter of temperature probe；And support portion, for connecting and supporting temperature probe and compensation section, the elongated end of thermocouple to be connected in support portion with the other end of compensating line, support portion is made of elastic-plastic material.The support portion made of elastic-plastic material is not only able to realize the flexible connection of the elongated end and compensating line of thermocouple, and the connection of a pair of of elongated end mutually insulated of thermocouple, improve the thermometric accuracy and safety in utilization of temperature detection device, and moulding process is simple, considerably improves the production efficiency of temperature detection device.
Description
Technical field
The invention belongs to hot flow path injection molding technology fields, and in particular to a kind of temperature detection device.
Background technology
Temperature detection device generally comprises thermocouple and compensation section, and thermocouple is set in temperature probe, and compensation is equipped in compensation section
Line, one end of compensating line are connected with a pair of of the elongated end for the thermocouple that the end from temperature probe is extended, the other end of compensating line
Support fine needle is configured to show that equipment is connected with external temperature.
In order to enable temperature detection device to work in temperature measurement equipment, temperature probe and compensation section needs are fixed to each other.
This is because if they freely activity, the elongated end of thermocouple will can be easy to fracture between each other.
In addition, the elongated end of thermocouple needs to fix separated from each other.This is because if the elongated end of thermocouple includes
Positive thermo wires and cathode thermo wires, if positive and negative anodes thermo wires can be freely movable, they may be bent and contact with each other, make
At short circuit.
In order to avoid such case, temperature detection device needs to be arranged support portion to connect temperature probe and compensation section, common
In the prior art, support portion is made of metal material, since the insulation performance of metal material is bad, the positive and negative anodes thermo wires of thermocouple
Easily support portion is made to charge, not only influence the thermometric accuracy of temperature detection device, and brings security risk.
In view of this, it is necessary to provide a kind of improved temperature detection devices to solve the above technical problems.
Invention content
The purpose of the present invention is to provide a kind of temperature detection devices, can improve thermometric accuracy, while ensureing using peace
Quan Xing.
To achieve the goals above, technical solution provided in an embodiment of the present invention is as follows：
A kind of temperature detection device is used for hot runner system, including
Temperature probe, thermocouple is inserted in the temperature probe, and the thermocouple has thermometric end and elongated end；
Compensation section, is equipped with compensating line in the compensation section, and described compensating line one end external temperature shows equipment, the other end with it is described
The elongated end of thermocouple is connected, and the outer diameter of the compensation section is more than the outer diameter of the temperature probe；And
Support portion, for connecting and supporting the temperature probe and the compensation section, the elongated end of the thermocouple and the compensation
The other end of line is connected in the support portion, and the support portion is made of elastic-plastic material.
As a further improvement on the present invention, the support portion is made of silicone resin material.
As a further improvement on the present invention, the support portion is molded by Shooting Technique.
As a further improvement on the present invention, copper tip is equipped in the support portion, the copper tip is for described in fixation
The connecting portion of thermocouple and the compensating line.
As a further improvement on the present invention, the thermocouple includes positive thermo wires and cathode thermo wires, the anode thermo wires
With the cathode thermo wires in the thermometric end by being weldingly connected.
As a further improvement on the present invention, it is filled with insulating materials in the temperature probe, it is even the anode is isolated
Silk and the cathode thermo wires.
As a further improvement on the present invention, the insulating materials is magnesium oxide powder.
As a further improvement on the present invention, the thermocouple is V-shaped in the temperature probe or U-shaped arrangement, the spy
Warm needle is made of stainless steel material.
As a further improvement on the present invention, the compensating line also includes positive thermo wires and cathode thermo wires, the compensation section
Including being sheathed on the first insulation tube of the positive thermo wires and being sheathed on the second insulation tube of the cathode thermo wires.
As a further improvement on the present invention, the compensation section further includes third insulation tube, and the third insulation tube is arranged
In first insulation tube and second insulation tube.
The beneficial effects of the invention are as follows：Temperature detection device provided by the present invention, including temperature probe, compensation section and for connecting
With the support portion of support temperature probe and compensation section, the support portion made of elastic-plastic material is not only able to realize the extension of thermocouple
The connection with the flexible connection of compensating line and a pair of of elongated end mutually insulated of thermocouple is held, the survey of temperature detection device is improved
Warm accuracy and safety in utilization, and moulding process is simple, considerably improves the production efficiency of temperature detection device.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments described in invention, for those of ordinary skill in the art, without creative efforts,
Other drawings may also be obtained based on these drawings.
Fig. 1 is the structural schematic diagram of the temperature detection device in the preferred embodiment for the present invention；
Fig. 2 is the diagrammatic cross-section of the temperature detection device in Fig. 1.
Specific implementation mode
Below with reference to specific implementation mode shown in the drawings, the present invention will be described in detail.But these embodiments are simultaneously
The present invention is not limited, structure that those skilled in the art are made according to these embodiments, method or functionally
Transformation is included within the scope of protection of the present invention.
In each diagram of the present invention, for the ease of illustration, structure or partial certain sizes can be relative to other knots
Therefore structure or partial enlargement are only used for the basic structure of diagram subject of the present invention.
The term of the representation space relative position used herein such as "upper", " top ", "lower", " lower section " is for just
A unit as shown in the drawings or feature are described relative to another unit or the relationship of feature in the purpose of explanation.It is empty
Between the term of relative position can be intended to include different direction of the equipment in use or work other than orientation as shown in the figure.
For example, if the equipment in figure overturn, the unit for being described as being located at other units or feature " below " or " under " will
Positioned at other units or feature " top ".Therefore, exemplary term " lower section " can include above and below both orientation.If
It is standby to be otherwise directed（It is rotated by 90 ° or other directions）, and be interpreted accordingly used herein and space correlation
Description.Also, it should be understood that although term first, second etc. can be used to describe various elements or knot herein
Structure, but these are described object and should not be limited by these terms.These terms are only used to by these description objects each other
It distinguishes.
As shown in Figure 1, the invention discloses a kind of temperature detection device 100 for hot runner system, the temperature detection device 100 packet
Temperature probe 1 is included, thermocouple 10 is inserted in the temperature probe 1, the thermocouple 10 has thermometric end 11 and elongated end 12；Compensation
Portion 2, the compensation section 2 is interior to be equipped with compensating line 20, and 20 one end external temperature of the compensating line shows equipment, the other end and the heat
The elongated end 12 of galvanic couple 10 is connected；And support portion 3, it is described for connecting and supporting the temperature probe 1 and the compensation section 2
The elongated end 12 of thermocouple 10 is connected to the other end of the compensating line 20 in the support portion 3, and the support portion 3 is moulded by bullet
Property material is made.
Temperature detection device 100 used by the preferred embodiment for the present invention, the setting of support portion 3 not only realize thermoelectricity
Even 10 elongated end 12 and the flexible connection of compensating line 20 and the connection of 12 mutually insulated of elongated end of thermocouple 10, are improved
The thermometric accuracy and safety in utilization of temperature detection device 100, and the moulding process of support portion 3 is relatively simple, improves spy
The production efficiency of warm device 100 overcomes the defect of the prior art.
Further, support portion 3 is made of silicone resin material.Organic siliconresin has good insulation performance, keeps away
The positive and negative electrode for exempting from thermocouple 10 contacts with each other, and causes short circuit.In addition, organic siliconresin flexibility is good, it is thermocouple 10 and benefit
The connection for repaying line 20 provides flexible protective.
In the present embodiment, support portion 3 is molded by Shooting Technique.The moulding process of support portion 3 is compared with prior art letter
It is single, thus manufacturing process is more time saving, to improve the production efficiency of temperature detection device 100, enhances temperature detection device 100
Volume production ability.
It is shown in Figure 2, copper tip 30 is equipped in support portion 3, the copper tip 30 is for fixing 10 He of the thermocouple
The connecting portion of the compensating line 20.The elongated end 12 of thermocouple 10 is connected with compensating line 20 in support portion 3, copper tip 30
The connecting portion for protecting thermocouple 10 and compensating line 20 is set, ensure that the polar effective transmission of thermocouple 10.
Shown in Fig. 2, thermocouple 10 includes positive thermo wires 13 and cathode thermo wires 14, the anode thermo wires 13 and institute
Cathode thermo wires 14 is stated in the thermometric end 11 by being weldingly connected.By taking J-type temperature probe 1 as an example, positive thermo wires 13 is by Fe（+）System
At cathode thermo wires 14 is by CuNi（—）It is made, certainly, temperature probe 1 can also be the temperature probe 1 of K-type, Type B or other models, phase
Ying Di, positive and negative anodes thermo wires 14 are made of corresponding positive and negative pole material.Compensating line 20 also includes positive thermo wires 23 and cathode thermo wires
24, the positive thermo wires 23 of compensating line 20 and the positive thermo wires 13 of thermocouple 10 electrical connection, the cathode of compensating line 20 in support portion 3
The electrical connection in support portion 3 of the cathode thermo wires 14 of thermo wires 24 and thermocouple 10.The positive thermo wires 23 of compensating line 20 is the same as thermocouple 10
Positive thermo wires 13 be identical material, the cathode thermo wires 24 of compensating line 20 and the cathode thermo wires 14 of thermocouple 10 are identical material.
In the present embodiment, positive thermo wires 13 is connected with cathode thermo wires 14 in the front end of temperature probe 1, and being formed therefrom can
Detect the thermometric end 11 of hot runner manifold.In addition, positive thermo wires 13 and cathode thermo wires 14 are separated from each other in elongated end 12, avoid contact with
And cause short circuit.Thermocouple 10 is V-shaped in temperature probe 1 as a result, or U-shaped arrangement.
Preferably, temperature probe 1 is made of stainless steel material, and stainless steel material has good heat conductivility, is conducive to receive
The thermometric end 11 for being dissolved in thermocouple 10 therein delicately detects the temperature of hot runner manifold, to ensure that temperature detection device 100
Accuracy.The size of temperature probe 1 is smaller, and outer diameter can be 1.0mm, can also be 1.6mm, certainly, according to different applications
Environment, the outer diameter of temperature probe 1, which can be made, to be adjusted flexibly.
In the present embodiment, it is filled with insulating materials in temperature probe 1, the positive thermo wires 13 and described negative is isolated
Pole thermo wires 14.Preferably, which is magnesium oxide powder.Temperature probe 1 is configured to the form of casing, is equipped with and accommodates in casing
The cavity of thermocouple 10, after thermocouple 10 is contained in cavity, magnesium oxide powder is filled in the cavity of temperature probe 1, is played absolutely
The effect of edge anode thermo wires 13 and cathode thermo wires 14.Meanwhile magnesia has good heat conductivility, is conducive to thermocouple 10
The observantly sensing temperature of thermometric end 11.
Shown in Fig. 2, compensating line 20 also includes positive thermo wires 23 and cathode thermo wires 24, the compensation section 2 include
It is sheathed on the first insulation tube 230 of the positive thermo wires 23 and is sheathed on the second insulation tube 240 of the cathode thermo wires 24.Compensation
The positive thermo wires 23 of line 20 realizes electric connection in support portion 3 with the positive thermo wires 13 of thermocouple 10 by copper tip 30, together
Sample, the cathode thermo wires 24 of compensating line 20 realizes electricity in support portion 3 with the cathode thermo wires 14 of thermocouple 10 by copper tip 30
Property connection.Preferably, the first insulation tube 230 and the second insulation tube 240 are by Teflon（PTFE）Material is made, with excellent
The ability of fast light, water-fast, heat-resisting and resistance to gas attack, can protect and the compensating line 20 that insulate, and prevent positive thermo wires 23 and cathode
The contact of thermo wires 24 causes short circuit, and heat-resisting ability is strong, is not easy to be caused to damage by heat erosion.
In the present embodiment, compensation section 2 further includes third insulation tube 21, and the third insulation tube 21 is sheathed on described
One insulation tube 230 and second insulation tube 240.Preferably, third insulation tube 21 is made of polyurethane material, by first
Insulation tube 230 and the second insulation tube 240 are coated togather, compact, convenient for storage storage.Polyurethane material heat-resisting quantity
Can be relatively strong, support 100 operation in the Re Liudao systems of high temperature of temperature detection device.
In conclusion the temperature detection device 100 that the preferred embodiment for the present invention is provided, because of the setting of its structure so that visit
Thermometric accuracy, the safety in utilization of warm device 100 are significantly improved, and the relatively existing skill of production process
Art obviously simplifies；Meanwhile the connection of 100 each section of temperature detection device is more reasonable, efficient, heat conduction, insulation performance obtain significantly
Optimization.
It should be appreciated that although this specification is described in terms of embodiments, but not each embodiment only includes one
A independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should will say
As a whole, the technical solution in each embodiment may also be suitably combined to form those skilled in the art can for bright book
With the other embodiment of understanding.
The series of detailed descriptions listed above only for the present invention feasible embodiment specifically
Bright, they are all without departing from equivalent implementations made by technical spirit of the present invention not to limit the scope of the invention
Or change should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of temperature detection device is used for hot runner system, it is characterised in that：Including
Temperature probe, thermocouple is inserted in the temperature probe, and the thermocouple has thermometric end and elongated end；
Compensation section, is equipped with compensating line in the compensation section, and described compensating line one end external temperature shows equipment, the other end with it is described
The elongated end of thermocouple is connected, and the outer diameter of the compensation section is more than the outer diameter of the temperature probe；And
Support portion, for connecting and supporting the temperature probe and the compensation section, the elongated end of the thermocouple and the compensation
The other end of line is connected in the support portion, and the support portion is made of elastic-plastic material.
2. temperature detection device according to claim 1, it is characterised in that：The support portion is made of silicone resin material.
3. temperature detection device according to claim 2, it is characterised in that：The support portion is molded by Shooting Technique.
4. temperature detection device according to claim 3, it is characterised in that：Copper tip, the copper end are equipped in the support portion
Connecting portion of the son for fixing the thermocouple and the compensating line.
5. temperature detection device according to claim 1, it is characterised in that：The thermocouple includes that positive thermo wires and cathode are even
Silk, the anode thermo wires and the cathode thermo wires are in the thermometric end by being weldingly connected.
6. temperature detection device according to claim 5, it is characterised in that：The thermocouple is V-shaped in the temperature probe or U
Type is arranged, and the temperature probe is made of stainless steel material.
7. temperature detection device according to claim 5 or 6, it is characterised in that：It is filled with insulating materials in the temperature probe, uses
The positive thermo wires and the cathode thermo wires is isolated.
8. temperature detection device according to claim 7, it is characterised in that：The insulating materials is magnesium oxide powder.
9. temperature detection device according to claim 5, it is characterised in that：The compensating line also includes that positive thermo wires and cathode are even
Silk, the compensation section include the first insulation tube for being sheathed on the positive thermo wires and the second insulation for being sheathed on the cathode thermo wires
Pipe.
10. temperature detection device according to claim 9, it is characterised in that：The compensation section further includes third insulation tube, described
Third insulative pipe sleeve is set to first insulation tube and second insulation tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810189270.XA CN108454048A (en) | 2018-03-08 | 2018-03-08 | Temperature detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810189270.XA CN108454048A (en) | 2018-03-08 | 2018-03-08 | Temperature detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108454048A true CN108454048A (en) | 2018-08-28 |
Family
ID=63219808
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810189270.XA Pending CN108454048A (en) | 2018-03-08 | 2018-03-08 | Temperature detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108454048A (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202200508U (en) * | 2011-09-08 | 2012-04-25 | 先锐模具配件(东莞)有限公司 | Temperature sensing line |
| CN208006205U (en) * | 2018-03-08 | 2018-10-26 | 柳道万和(苏州)热流道***有限公司 | Temperature detection device |
-
2018
- 2018-03-08 CN CN201810189270.XA patent/CN108454048A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202200508U (en) * | 2011-09-08 | 2012-04-25 | 先锐模具配件(东莞)有限公司 | Temperature sensing line |
| CN208006205U (en) * | 2018-03-08 | 2018-10-26 | 柳道万和(苏州)热流道***有限公司 | Temperature detection device |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180828 |