CN208751727U - A kind of drawer-type switch cabinet contact type temperature sensor - Google Patents
A kind of drawer-type switch cabinet contact type temperature sensor Download PDFInfo
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- CN208751727U CN208751727U CN201821752550.9U CN201821752550U CN208751727U CN 208751727 U CN208751727 U CN 208751727U CN 201821752550 U CN201821752550 U CN 201821752550U CN 208751727 U CN208751727 U CN 208751727U
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- temperature sensor
- drawer
- switch cabinet
- gasket
- screw head
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Abstract
The utility model discloses a kind of drawer-type switch cabinet contact type temperature sensor, switchgear field of temperature measurement.The cap body, screw head and screw rod that the temperature sensor passes through integral type, and it is set in the blind hole by the temperature element of insulating layer cladding, when work, screw head is installed on the matching hole of plug conductive on piece, to limit its rotation, cap body plays the role of axial restraint, in the nut by cooperating with screw rod, realizes sensor fixation and plug conductive on piece.Heat will be conducted to temperature element on its interior under the action of metal bolts main body; temperature signal is converted electric signal by the temperature element; it is conducted using metal wire; the insulating layer coats temperature element entirely; it protects it from high voltage interference and influences; metal wire outside blind hole is provided with insulating coating, plays the role of protection against electric shock.
Description
Technical field
The utility model relates to switchgear field of temperature measurement, specially a kind of drawer-type switch cabinet is sensed with contact temperature
Device.
Background technique
Drawer-type switch cabinet is that closure is made using steel plate in the form of drawer, passes in and out the electric elements of line loop
It is all mounted in the drawer that can be extracted out, constitutes the functional unit that can complete certain a kind of power supply task.Drawer-type switch cabinet includes function
Can unit and bus, feature board made of the metal plate or plastics using ground connection separates, and also has isolation between each functional unit
Measure.Functional unit, even if also switch cabinet drawer is connected by way of private jack.Drawer-type switch cabinet is with higher can
More advanced switchgear by property, safety and interchangeability, be applicable to require the higher industrial and mining enterprises of power supply reliability,
Skyscraper, as central controlled distribution center.
In the application, drawer-type switch cabinet and the socket of bus connection usually can and contact discharges excessively high because of power
Reason and cause temperature excessively high, especially when the excessively high damage that can directly result in socket of temperature, so that drawer element
Damage, or even generate fire behavior.Therefore, it is necessary to carry out monitoring temperature to socket, to ensure the reliability and peace of drawer-type switch cabinet
Quan Xing.
Currently, be only able to detect heat radiation using contactless temperature sensor, by under the cooling effect of air,
There is a problem of that detected value is inaccurate.Using the sensor of contact, due to the nearly kilovolt of busbar voltage, there are sensors by high point
The problem of pressure breakdown.
Summary of the invention
The utility model provides a kind of drawer-type switch cabinet contact type temperature sensor, to solve infrared sensor temperature
While the problem that degree detection is inaccurate and touch sensor is not high pressure resistant, meanwhile, also having both can have that the processing is simple, installation
The advantages that fast low with processing cost.
A kind of drawer-type switch cabinet contact type temperature sensor, comprising: bolt body, temperature element and insulating layer, institute
Stating bolt body is made of metal comprising integrated cap body, screw head and screw rod is sequentially connected on the same axis, on the screw rod
It is provided with external screw thread, the screw head is square screw head or hexagonal screw head, and the cross section of the cap body is circle, the diameter of the cap body
Greater than the external diameter of a circle in place of the screw head, blind hole is provided with along the axis in the cap body, the blind hole penetrates
To the screw rod and it is filled with the insulating layer, the temperature element is set to inside the insulating layer and not along the axis
It is contacted with the bolt body, the pin of the temperature element is led to except the blind hole by metal wire, the insulating layer
It is formed for epoxy resin cure, the insulating layer extends to except the cap body, and the metal wire extends outside the cap body
Part is provided with insulating coating.
Preferably, the sensor further includes insulating support and infrared temperature sensor, the insulating support include according to
The first gasket part, column and the second gasket part of secondary integrally connected, first gasket part are provided with through-hole, the through-hole and spiral shell
Head cooperation, second gasket part and the infrared temperature sensor cooperate.
Further have, the insulating support is made of ceramic.
Preferably, the sensor further includes radiating part, the radiating part includes the gasket and fin being connected as one,
The fin be it is multiple, circumferentially distributed, and be vertically connected on the end face of the gasket, the gasket is equipped with centre bore, institute
It states centre bore and the screw rod cooperates.
Further have, the quantity of the fin is eight, between each fin separately 30 degree arrange.
Further have, the junction of the fin and gasket is provided with rib.
Preferably, the blind hole is cylindrical hole.
Compared with prior art, the utility model has the beneficial effects that cap body of the temperature sensor by integral type, spiral shell
Screw head when work, is installed on socket by head and screw rod, and be set in the blind hole by the temperature element of insulating layer cladding
On matching hole on conductive sheet, to limit its rotation, cap body plays the role of axial restraint, in the spiral shell by cooperating with screw rod
Mother realizes sensor fixation and plug conductive on piece.Heat will be conducted to positioned at it under the action of metal bolts main body
Internal temperature element, the temperature element convert electric signal for temperature signal, conduct using metal wire, described exhausted
Edge layer coats temperature element entirely, protects it from high voltage interference and influences, the metal wire outside blind hole is provided with insulating bag
Coating plays the role of protection against electric shock；
1) it is formed by insulating layer by epoxy resin cure, while epoxy resin has 1500 volts of resistance to pressures, is also had
Good heating conduction, while epoxy resin has filling solidification in liquid form, operation easy to process；
2) by arrangement insulating support and infrared temperature sensor, make the temperature sensor not only can be by way of contact
Detect temperature exact value, moreover it is possible to by non-contacting mode test socket conductive sheet instantaneous peak value, find socket because of contact ahead of time
Electric discharge heating caused by undesirable；
3) by the arrangement of radiating part, the structure that screw rod is utilized is quickly installed on sensor, while thermometric, is risen
To the effect of heat dissipation, the reliability and safety of switchgear are improved.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
Some embodiments of the utility model, for those of ordinary skill in the art, without creative efforts,
It is also possible to obtain other drawings based on these drawings.
Fig. 1 is the utility model positive structure diagram；
Fig. 2 is that the utility model faces the schematic diagram of the section structure；
Fig. 3 is the utility model installation condition structural schematic diagram；
Fig. 4 is radiating part overlooking structure diagram described in the utility model.
Description of symbols: socket 100, conductive sheet 101, bolt body 1, temperature element 2, insulating layer 3, cap body 11, spiral shell
First 12, screw rod 13, blind hole 14, metal wire 21, insulating coating 22, insulating support 4, the first gasket part 41, column 42, the second pad
Piece portion 43, infrared temperature sensor 5, radiating part 6, gasket 61, fin 62, centre bore 63, nut 7.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.Illustrate the utility model with reference to the accompanying drawing
One of specific embodiment.
Please refer to Fig. 1-4, the utility model provides a kind of technical solution: a kind of drawer-type switch cabinet is passed with contact temperature
Sensor, comprising: bolt body 1, temperature element 2 and insulating layer 3, the bolt body 1 are steel system, have good thermal conductivity
It can be with heat-insulated intensity.Bolt body 1 includes being sequentially connected integrated cap body 11, screw head 12 and screw rod 13 on the same axis.Institute
It states and is provided with external screw thread on screw rod 13, for being coupled the conductive sheet 101 in socket 100 with nut 7.The screw head 12 is
Square screw head 12 cooperates with the square hole on conductive sheet 101 to limit the rotation of bolt body 1.The cross section of the cap body 11 is circle
Shape, the diameter of the cap body 11 is greater than the external diameter of a circle in place of the screw head 12, to play the role of limit.The cap body
Blind hole 14 is provided on 11 along the axis, the blind hole 14 is penetrated into the screw rod 13 and filled with the insulating layer 3, institute
It states temperature element 2 to be set to inside the insulating layer 3 along the axis, and is not contacted with the bolt body 1, temperature element
2 be PT100 platinum resistance thermometer sensor,.The pin of the temperature element 2 is led to except the blind hole 14 by metal wire 21, has 3
A pin and temperature-compensating wiring, totally four wires 21 are drawn.The insulating layer 3 is formed for epoxy resin cure, epoxy
There is good mobility before resin solidification, be conducive to be filled up completely entire blind hole 14, have good heat-resisting after solidification and lead
Hot property, and 1500 volts of high pressure can be born.The insulating layer 3 extends to except the cap body 11, and the metal wire 21 prolongs
The part stretched out outside the cap body 11 is provided with insulating coating 22, and metal wire 21 is bare conductor, the conducting wire outside blind hole 14
It is provided with insulating coating 22, keeps the conducting wire heat resistance in blind hole 14 more preferable, the wire insulation performance outside blind hole 14 is more preferable.
Specifically have in the present embodiment, which further includes insulating support 4 and infrared temperature sensor 5, the insulation
Bracket 4 includes that successively the first gasket part 41 of integrally connected, column 42 and the second gasket part 43, first gasket part 41 are arranged
There is through-hole, the through-hole and screw head 12 cooperate, and second gasket part 43 cooperates with the infrared temperature sensor 5.Infrared temperature
The internal structure for spending sensor 5 is techniques well known, does not do excessive description herein.Insulating support 4 passes through the first gasket 61
It is fixed in the screw head 12, infrared temperature sensor 5 is supported under the action of column 42, then is matched by the second gasket part 43
It closes bolt to be fixed, so that under the action of insulating support 4, infrared temperature sensor 5 is fixed and alignment socket 100
Conductive sheet 101 plays the role of detecting 101 surface transient temperature of conductive sheet.The insulating support 4 is made of ceramic, and plays electricity
Property insulation and heat-insulated effect.
Specifically have in the present embodiment, which further includes radiating part 6, and the radiating part 6 includes being connected as one
Gasket 61 and fin 62, the fin 62 be it is multiple, it is circumferentially distributed, and be vertically connected on the end face of the gasket 61, institute
Gasket 61 is stated equipped with centre bore 63, the centre bore 63 cooperates with the screw rod 13, in order to be fixed on screw rod 13 by nut 7
On.Gasket 61 fits closely between nut 7 and the conductive sheet 101 of socket 100, plays good heat-conducting effect, 62 edge of fin
It is arranged perpendicular to gasket 61, consistent with the direction of screw head 12, the space of economization arrangement also functions to good heat spreading function.Institute
The quantity for stating fin 62 is eight, between each fin 62 separately 30 degree arrange that the junction of the fin 62 and gasket 61 is set
It is equipped with rib, rib plays the role of reinforcing the bonding strength of gasket 61 and fin 62.
Specifically have in the present embodiment, the blind hole 14 is cylindrical hole, and cylindrical hole has the effect of easy to process, cylindrical hole
Inside can also boring ring shaped slot, with the heating conduction of reinforced insulation layer 3 and bolt body 1, also reinforced insulation layer 3 and bolt body 1
Bonding strength.
Compared with prior art, the beneficial effect of the present embodiment is: the temperature sensor passes through the cap body 11 of integral type, spiral shell
First 12 with screw rod 13, and the temperature element 2 coated in the blind hole 14 by insulating layer 3 is set to, when work, by screw head 12
It is installed on the matching hole on 100 conductive sheet 101 of socket, to limit its rotation, cap body 11 plays the role of axial restraint, logical
The nut 7 cooperated with screw rod 13 is crossed, realizing will be on sensor fixation and 100 conductive sheet 101 of socket.In metal bolts main body 1
Under the action of heat will conduct to temperature element 2 on its interior, temperature signal is converted telecommunications by the temperature element 2
Number, it is conducted using metal wire 21, the insulating layer 3 coats temperature element 2 entirely, protects it from high voltage interference and shadow
It rings, the metal wire 21 outside blind hole 14 is provided with insulating coating 22, plays the role of protection against electric shock.
Specific embodiment described above only expresses an embodiment of the utility model, description it is more specific and
In detail, but it should not be understood as limiting the scope of the patent of the utility model.It should be pointed out that for this field
For those of ordinary skill, without departing from the concept of the premise utility, various modifications and improvements can be made, these
Belong to the protection scope of the utility model.
Claims (7)
1. a kind of drawer-type switch cabinet contact type temperature sensor, characterized by comprising: bolt body, temperature element and absolutely
Edge layer, the bolt body are made of metal comprising are sequentially connected integrated cap body, screw head and screw rod, institute on the same axis
It states and is provided with external screw thread on screw rod, the screw head is square screw head or hexagonal screw head, and the cross section of the cap body is circle, the cap
The diameter of body is greater than the external diameter of a circle in place of the screw head, and blind hole is provided with along the axis in the cap body, described
Blind hole is penetrated into the screw rod and filled with the insulating layer, and the temperature element is set in the insulating layer along the axis
It portion and is not contacted with the bolt body, the pin of the temperature element is led to except the blind hole by metal wire, institute
It states insulating layer to be formed for epoxy resin cure, the insulating layer extends to except the cap body, and the metal wire extends described
Part outside cap body is provided with insulating coating.
2. a kind of drawer-type switch cabinet contact type temperature sensor according to claim 1, which is characterized in that further include
Insulating support and infrared temperature sensor, the insulating support include the first gasket part of successively integrally connected, column and second
Gasket part, first gasket part are provided with through-hole, and the through-hole and screw head cooperate, second gasket part and the infrared temperature
Spend sensor cooperation.
3. a kind of drawer-type switch cabinet contact type temperature sensor according to claim 2, which is characterized in that described exhausted
Edge bracket is made of ceramic.
4. a kind of drawer-type switch cabinet contact type temperature sensor according to claim 1, which is characterized in that further include
Radiating part, the radiating part include the gasket and fin being connected as one, and the fin is multiple, circumferentially distributed and vertical
It is connected on the end face of the gasket, the gasket is equipped with centre bore, and the centre bore and the screw rod cooperate.
5. a kind of drawer-type switch cabinet contact type temperature sensor according to claim 4, which is characterized in that the wing
The quantity of piece is eight, between each fin separately 30 degree arrange.
6. a kind of drawer-type switch cabinet contact type temperature sensor according to claim 4, which is characterized in that the wing
The junction of piece and gasket is provided with rib.
7. a kind of drawer-type switch cabinet contact type temperature sensor according to claim 1, which is characterized in that described blind
Hole is cylindrical hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821752550.9U CN208751727U (en) | 2018-10-29 | 2018-10-29 | A kind of drawer-type switch cabinet contact type temperature sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821752550.9U CN208751727U (en) | 2018-10-29 | 2018-10-29 | A kind of drawer-type switch cabinet contact type temperature sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208751727U true CN208751727U (en) | 2019-04-16 |
Family
ID=66086106
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821752550.9U Active CN208751727U (en) | 2018-10-29 | 2018-10-29 | A kind of drawer-type switch cabinet contact type temperature sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208751727U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110398295A (en) * | 2019-07-05 | 2019-11-01 | 宁波均胜新能源汽车技术有限公司 | Connection component with temperature-detecting device |
-
2018
- 2018-10-29 CN CN201821752550.9U patent/CN208751727U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110398295A (en) * | 2019-07-05 | 2019-11-01 | 宁波均胜新能源汽车技术有限公司 | Connection component with temperature-detecting device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201209 Address after: 510800 103, no.129-1, pinglong Road, Huashan Town, Huadu District, Guangzhou City, Guangdong Province Patentee after: Guangdong Qihui Electrical Equipment Manufacturing Co.,Ltd. Address before: No.1 Huabu village, Guangdong Province Patentee before: GUANGZHOU SAER ELECTRIC SYSTEM Co.,Ltd. |
|
| TR01 | Transfer of patent right |