CN209168840U - A kind of resistor of good flame retardation effect - Google Patents
A kind of resistor of good flame retardation effect Download PDFInfo
- Publication number
- CN209168840U CN209168840U CN201821644570.4U CN201821644570U CN209168840U CN 209168840 U CN209168840 U CN 209168840U CN 201821644570 U CN201821644570 U CN 201821644570U CN 209168840 U CN209168840 U CN 209168840U
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- shell
- resistor
- cylinder
- flame
- retardant layer
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Abstract
The utility model discloses a kind of resistors of good flame retardation effect, including shell, it is arranged in the intracorporal resistor core of the shell, buffer unit and terminals between the shell and the resistor core are set, the terminals are connect with the resistor core, and pin is provided on terminals, the outer surface of the resistor core is equipped with insulating layer, the inner surface of the shell is equipped with flame-retardant layer, the buffer unit includes the circumferential cylinder for being set in qually spaced in the fire-retardant layer surface, connecting rod in the inner walls is set, the cylinder is hollow structure, the cylinder is equipped with plate washer far from one end of the insulating layer, the connecting rod passes through the baffle and extends in the cylinder, and it is connected with being arranged in the intracorporal spring of the cylinder, the utility model structure is simple, it is practical and convenient, by the way that flame-retardant layer is arranged in shell inner surface, it can prevent Only resistor core is made because of the excessively high generation spontaneous combustion of temperature, flame-retardant layer of antimony halides material, good flame retardation effect.
Description
Technical field:
The utility model relates to field of electrical components, and in particular to a kind of high power adjustable resistor.
Background technique:
Resistor (Resistor) is general in daily life to be directly known as resistance.It is a current limiting element, resistance is connect
After in circuit, the resistance value of resistor is fixed usually two pins, it can limit big by the electric current on its institute's chord road
It is small.Resistance value is unalterable to be known as fixed resister.Resistance value variable referred to as potentiometer or variable resistance.Ideal resistor
Be it is linear, i.e., it is directly proportional to additional instantaneous voltage by the transient current of resistor.Variable resistance for partial pressure.Naked
On the resistor body of dew, one or two removable hard contact pressed against.Contact position determines the resistance between resistor body either end and contact
Value, existing resistor structure is complicated, and flame retardant effect is poor.
In this regard, the utility model is proposed a kind of resistor of good flame retardation effect
Utility model content:
It is simple that the technical problem to be solved by the utility model is to provide structures, the resistor of good flame retardation effect.
The following technical solution is employed for technical problem to be solved in the utility model to realize: a kind of good flame retardation effect
Including shell, the intracorporal resistor core of the shell, the buffering being arranged between the shell and the resistor core is arranged in resistor
Device and terminals, the terminals are connect with the resistor core, and pin is provided on terminals, the resistor core
Outer surface is equipped with insulating layer, and the inner surface of the shell is equipped with flame-retardant layer, and the buffer unit is set in qually spaced in including circumferential direction
The cylinder of the fire-retardant layer surface, the connecting rod being arranged in the inner walls, the cylinder are hollow structure, and the cylinder is remote
One end from the insulating layer is equipped with baffle, and the connecting rod passes through the baffle and extends in the cylinder, and with setting in institute
The intracorporal spring of cylinder is stated to be connected.
Further, the junction of the connecting rod and the spring is equipped with limit plate.
Further, the surface spaced set of the shell has heat sink.
Further, the surface of the heat sink is evenly distributed with heat dissipation scales.
Further, the flame-retardant layer is made of antimony halides material.
The utility model has the beneficial effects that the utility model structure is simple, and it is practical and convenient, by being arranged in shell inner surface
Flame-retardant layer can prevent resistor core because of the excessively high generation spontaneous combustion of temperature, and flame-retardant layer is made of antimony halides material, good flame retardation effect, lead to
Setting buffer unit is crossed, buffer function can be played to shell, damage of the shell to resistor core caused by avoiding because of extraneous impact.
Detailed description of the invention:
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the cross-section diagram of the utility model；
Fig. 3 is the enlarged drawing of A in Fig. 2；
Fig. 4 is the structural schematic diagram of the utility model in embodiment；
Wherein: 1- pin；2- terminals；3- shell；31- heat sink；311- heat dissipation scales；32- flame-retardant layer；33- connects
Bar；331- limit plate；4- resistor core；41- insulating layer；42- cylinder；421- baffle；43- spring；
Specific embodiment:
In order to be easy to understand the technical means, creative features, achievement of purpose, and effectiveness of the utility model, under
Face combines and is specifically illustrating, and the utility model is further described.
It should be noted that when element is by referred to as " being fixed on " another element, it can be on another element or
Person is also possible to that there are elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to
To another element or it may be simultaneously present centering elements.Term as used herein " vertically ", " horizontal ", " left side "
" right side " and similar expression for illustrative purposes only, are not meant to be the only embodiment.
Embodiment 1
As shown in Figure 1 to Figure 3, the utility model provides a kind of resistor of good flame retardation effect, it is characterised in that: including shell
Body 3, the resistor core 4 being arranged in shell 3, the buffer unit and terminals 2 being arranged between shell 3 and resistor core 4, wiring
End 2 is connect with resistor core 4, and pin 1 is provided on terminals 2, and the outer surface of resistor core 4 is equipped with insulating layer 41, shell 3
Inner surface is equipped with flame-retardant layer 32, and buffer unit includes the circumferential cylinder 42 for being set in qually spaced in 32 surface of flame-retardant layer, is arranged in shell
Connecting rod 33 on 3 inner wall of body, cylinder 42 are hollow structure, and cylinder 42 is equipped with baffle 421, connecting rod 33 far from one end of insulating layer 41
It extends in cylinder 42 across baffle 421, and is connected with the spring 43 for being arranged in cylinder 42.
The junction of connecting rod 33 and spring 43 is equipped with limit plate 331.
The surface spaced set of shell 3 has heat sink 31.
Flame-retardant layer 32 is made of antimony halides material.
The utility model has the beneficial effects that the utility model structure is simple, and it is practical and convenient, by being set in 3 inner surface of shell
Flame-retardant layer 32 is set, resistor core 4 can be prevented because of the excessively high generation spontaneous combustion of temperature, flame-retardant layer 32 is made of antimony halides material, fire-retardant effect
Fruit is good, by the way that buffer unit is arranged, can play buffer function to shell 3, shell 3 is to resistance caused by avoiding because of extraneous impact
The damage of core 4.
Embodiment 2
As shown in Figure 1 to Figure 3, the utility model provides a kind of resistor of good flame retardation effect, it is characterised in that: including shell
Body 3, the resistor core 4 being arranged in shell 3, the buffer unit and terminals 2 being arranged between shell 3 and resistor core 4, wiring
End 2 is connect with resistor core 4, and pin 1 is provided on terminals 2, and the outer surface of resistor core 4 is equipped with insulating layer 41, shell 3
Inner surface is equipped with flame-retardant layer 32, and buffer unit includes the circumferential cylinder 42 for being set in qually spaced in 32 surface of flame-retardant layer, is arranged in shell
Connecting rod 33 on 3 inner wall of body, cylinder 42 are hollow structure, and cylinder 42 is equipped with baffle 421, connecting rod 33 far from one end of insulating layer 41
It extends in cylinder 42 across baffle 421, and is connected with the spring 43 for being arranged in cylinder 42.
The junction of connecting rod 33 and spring 43 is equipped with limit plate 331.
The surface spaced set of shell 3 has heat sink 31.
As shown in figure 4, the surface of heat sink 31 is evenly distributed with heat dissipation scales 311.
Flame-retardant layer 32 is made of antimony halides material.
The utility model has the beneficial effects that the utility model structure is simple, and it is practical and convenient, by being set in 3 inner surface of shell
Flame-retardant layer 32 is set, resistor core 4 can be prevented because of the excessively high generation spontaneous combustion of temperature, flame-retardant layer 32 is made of antimony halides material, fire-retardant effect
Fruit is good, by the way that buffer unit is arranged, can play buffer function to shell 3, shell 3 is to resistance caused by avoiding because of extraneous impact
The damage of core 4.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above.Current row
The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.The utility model
Claimed range is defined by the appending claims and its equivalent thereof.
Claims (5)
1. a kind of resistor of good flame retardation effect, it is characterised in that: including shell (3), the resistance being arranged in the shell (3)
Core (4), the buffer unit and terminals (2) being arranged between the shell (3) and the resistor core (4), the terminals
(2) it is connect with the resistor core (4), and is provided with pin (1) on terminals (2), the outer surface of the resistor core (4) is equipped with
The inner surface of insulating layer (41), the shell (3) is equipped with flame-retardant layer (32), and the buffer unit is set in qually spaced in including circumferential direction
The cylinder (42) on flame-retardant layer (32) surface, the connecting rod (33) being arranged on the shell (3) inner wall, the cylinder (42) are
Hollow structure, the cylinder (42) are equipped with baffle (421) far from the one end of the insulating layer (41), and the connecting rod (33) passes through institute
It states baffle (421) to extend in the cylinder (42), and be connected with the spring (43) of (42) is arranged in the cylinder.
2. a kind of resistor of good flame retardation effect according to claim 1, it is characterised in that: the connecting rod (33) with it is described
The junction of spring (43) is equipped with limit plate (331).
3. a kind of resistor of good flame retardation effect according to claim 1, it is characterised in that: the surface of the shell (3)
Spaced set has heat sink (31).
4. a kind of resistor of good flame retardation effect according to claim 3, it is characterised in that: the table of the heat sink (31)
Face is evenly distributed with heat dissipation scales (311).
5. a kind of resistor of good flame retardation effect according to claim 1, it is characterised in that: the flame-retardant layer (32) uses
Antimony halides material is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821644570.4U CN209168840U (en) | 2018-10-10 | 2018-10-10 | A kind of resistor of good flame retardation effect |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821644570.4U CN209168840U (en) | 2018-10-10 | 2018-10-10 | A kind of resistor of good flame retardation effect |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209168840U true CN209168840U (en) | 2019-07-26 |
Family
ID=67333470
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821644570.4U Active CN209168840U (en) | 2018-10-10 | 2018-10-10 | A kind of resistor of good flame retardation effect |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209168840U (en) |
-
2018
- 2018-10-10 CN CN201821644570.4U patent/CN209168840U/en active Active
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