High-temperature-resistant cement resistor
By using grooves, slots, shafts and slide rail structures in cement resistors, and adding insulation, temperature insulation and anti-slip layers to the outside, the problems of easy damage and high temperature of the electrical plug are solved, and safe and convenient Use effect.
Patent Information
- Application Number
- CN202420357494.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-02-27
- Publication Date
- 2024-12-13
- Estimated Expiration
- 2034-02-27
AI Technical Summary
The exposed electrical plugs in existing cement resistors are prone to damage and generate high temperatures after power-on, which lacks effective protection and heat insulation measures.
A high-temperature resistant cement resistor is designed, using grooves, slots, shafts and slide rail structures to achieve protective expansion and storage of the electrical plug, and an insulation layer, a temperature insulation layer and an anti-slip layer are added to the outside of the electrical plug to ensure that Safe to use.
Effectively prevent damage to the electrical plug, prevent static electricity through the insulating layer, the temperature insulation layer isolates high temperature, and the anti-slip layer prevents hands from falling off, ensuring safe and convenient operation.
Smart Images
Figure CN222168061U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of resistors, in particular to a high-temperature resistant cement resistor. Background Art
[0002] Cement resistors are resistors encapsulated with cement, that is, the resistance wire is wound on a non-alkali heat-resistant porcelain piece, and then protected and fixed with heat-resistant, moisture-resistant and corrosion-resistant materials on the outside. The wire-wound resistor body is placed in a square porcelain frame and filled and sealed with special non-flammable heat-resistant cement.
[0003] In the prior art, Chinese Patent Publication No. CN215417719U discloses a cement resistor that is easy to install. The cement resistor that is easy to install includes: a mounting plate; two vertical plates, both of which are fixedly mounted on one side of the mounting plate; a ceramic shell, the ceramic shell is arranged on one side of the mounting plate, and two support blocks are fixedly mounted on the top of the ceramic shell, and a horizontal plate is fixedly mounted on the two support blocks, and two first through holes are provided on the top of the horizontal plate; a metal shell, the metal shell is fixedly mounted in the ceramic shell; a resistor chip, the resistor chip is fixedly mounted in the metal shell; a plurality of heat storage balls, and a plurality of heat storage balls are fixedly mounted in the ceramic shell. The cement resistor that is easy to install provided by the utility model is easy to use, can be simply and effectively installed and disassembled quickly, and also has the advantages of storing the heat generated by the cement resistor during work and then releasing it, and is simple and convenient to operate.
[0004] However, the electric plug used in the existing cement resistor is exposed outside the resistor. Since the electric plug is mostly made of copper or aluminum sheets, the exposed electric plug is easily damaged. Therefore, how to prevent the exposed electric plug from being damaged is an urgent problem to be solved. Utility Model Content
[0005] The utility model aims to provide a high temperature resistant cement resistor, which has the effect of preventing an exposed electric plug from being damaged.
[0006] The above technical purpose of the utility model is achieved through the following technical solutions: a high-temperature resistant cement resistor, including a resistor, a groove is provided inside the resistor, a slot is provided inside the groove, a rotating shaft is rotatably connected inside the slot, one end of the rotating shaft is fixedly connected to an electric plug, an electric connection plate is fixedly connected inside the resistor, an electric connection block is fixedly connected outside the electric plug, a slide rail is fixedly connected to the bottom of the resistor, rubber limit blocks are fixedly connected on both sides of the inner wall of the slide rail, a slider is slidably connected inside the slide rail, and a top plate is fixedly connected to the outer side of the slider.
[0007] By adopting the above technical solution, when it is necessary to plug the electric plug into the inside of the power supply, the staff rotates the electric plug so that the electric plug flips around the rotating shaft inside the slot, so that the electric plug extends out inside the groove, and the electric plug is parallel to the resistor. At this time, the electrical connection block at the tail of the electric plug will contact the electrical connection plate, so that after the electric plug is connected to the power supply, it will be energized, and then the staff pushes the slider so that the slider drives the top plate to extend and retract inside the slide rail, and the opening at the bottom of the groove is closed by the top plate, and the rubber limit blocks are arranged on both sides of the inner wall of the slide rail, the slider contacts the rubber limit blocks, and the slider can still slide inside the slide rail. When the top plate extends to the bottom of the groove, the slider is limited by the rubber limit blocks to prevent the slider from being retracted, so that the electric plug can be positioned to prevent the electric plug from rotating. When the electric plug is separated from the power supply, the staff can store the electric plug in the groove, so that when the electric plug needs to be extended, the device can extend the electric plug to the outside of the resistor, and the electric plug can be protected when it is not in use.
[0008] The utility model is further configured as follows: an insulating layer is fixedly connected to the outside of the electric plug, and the thickness of the insulating layer is 0.5 mm.
[0009] By adopting the above technical solution, when the staff holds the electric plug, the insulating layer can achieve an anti-static effect to avoid electric shock to the hands.
[0010] The utility model is further configured as follows: a temperature insulation layer is fixedly connected to the outside of the insulating layer, and the thickness of the temperature insulation layer is 0.5 mm.
[0011] By adopting the above technical solution, since the electric plug will generate high temperature after being powered on, the temperature is isolated by the thermal insulation layer.
[0012] The utility model is further configured as follows: an anti-skid layer is fixedly connected to the outside of the thermal insulation layer, and anti-skid patterns are provided on the outside of the anti-skid layer.
[0013] By adopting the above technical solution, when a worker holds the electric plug, the anti-slip pattern on the outside of the anti-slip layer provides an anti-slip effect, thereby preventing the worker from slipping out of the hand.
[0014] The utility model is further configured as follows: a cavity is provided on the top of the resistor, a support plate is clamped inside the cavity, an interlayer is provided inside the support plate, and a certificate of conformity sticker is provided inside the interlayer.
[0015] By adopting the above technical solution, the staff installs the certificate sticker to the inside of the support plate through the interlayer, and then snaps the support plate into the inside of the cavity, so that the certificate sticker can be installed on the top of the resistor, and whether the resistor is qualified can be understood by observing the certificate sticker.
[0016] The utility model is further configured as follows: the support plate is transparent, and a protective film is arranged on the outside of the support plate.
[0017] By adopting the above technical solution, the support plate is transparent, so that the staff can view it without taking out the certificate sticker.
[0018] The beneficial effects of the utility model are:
[0019] 1. The utility model, through the arrangement among the resistor, the groove, the slot, the rotating shaft, the electric plug, the electric connection plate, the electric connection block, the slide rail, the rubber limit block, the slider and the top plate, when it is necessary to plug the electric plug into the inside of the power supply, the staff rotates the electric plug so that the electric plug is turned around the rotating shaft inside the slot, so that the electric plug is stretched out inside the groove, and the electric plug is parallel to the resistor. At this time, the electric connection block at the tail of the electric plug will contact the electric connection plate, and then the electric plug will be powered on after being connected to the power supply. Then the staff pushes the slider so that the slider drives the top plate to move inside the slide rail. The top plate is extended and retracted, and the opening at the bottom of the groove is closed by the top plate, and the rubber limit blocks are arranged on both sides of the inner wall of the slide rail, the slider contacts the rubber limit blocks, and the slider can still slide inside the slide rail, and when the top plate extends to the bottom of the groove, the slider is limited by the rubber limit blocks to prevent the slider from being retracted, thereby positioning the electric plug to prevent the electric plug from rotating, and when the electric plug is separated from the power supply, the staff can store the electric plug inside the groove, thereby enabling the device to extend the electric plug to the outside of the resistor when the electric plug needs to be extended, and the electric plug can be protected when not in use.
[0020] 2. The utility model, through the arrangement among the insulating layer, the thermal insulation layer, the anti-skid layer, the cavity, the support plate and the certificate sticker, when the staff holds the electric plug, the insulating layer can achieve an anti-static effect to avoid electric shock to the hands. Since the electric plug will generate high temperature after being energized, the temperature is isolated by the thermal insulation layer. When the staff holds the electric plug, the anti-skid pattern on the outside of the anti-skid layer provides an anti-skid effect to avoid slipping. The staff installs the certificate sticker to the inside of the support plate through the interlayer, and then connects the support plate to the inside of the cavity, so that the certificate sticker can be installed on the top of the resistor, and whether the resistor is qualified can be understood by observing the certificate sticker. BRIEF DESCRIPTION OF THE DRAWINGS
[0021] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.
[0022] Figure 1 This is a schematic diagram of the explosion structure of the utility model;
[0023] Figure 2 This is a schematic diagram of the internal structure of the groove of the utility model;
[0024] Figure 3 This is a schematic diagram of the internal structure of the slide rail of the utility model;
[0025] Figure 4 This is a schematic diagram of the structure of the electric plug of the utility model.
[0026] In the figure, 1. resistor; 2. groove; 3. slot; 4. shaft; 5. electric plug; 6. electric connection plate; 7. electric connection block; 8. slide rail; 9. rubber limit block; 10. slider; 11. top plate; 12. insulation layer; 13. thermal insulation layer; 14. anti-slip layer; 15. cavity; 16. support plate; 17. certificate sticker. DETAILED DESCRIPTION
[0027] The technical solution of the utility model will be described clearly and completely below in conjunction with specific embodiments. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of them. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0028] Reference Figure 1-4A high temperature resistant cement resistor comprises a resistor 1, a groove 2 is provided inside the resistor 1, a slot 3 is provided inside the groove 2, a rotating shaft 4 is rotatably connected inside the slot 3, one end of the rotating shaft 4 is fixedly connected to an electric plug 5, an electric connection plate 6 is fixedly connected inside the resistor 1, an electric connection block 7 is fixedly connected to the outside of the electric plug 5, a slide rail 8 is fixedly connected to the bottom of the resistor 1, rubber limit blocks 9 are fixedly connected to both sides of the inner wall of the slide rail 8, a slider 10 is slidably connected to the inside of the slide rail 8, and a top plate 11 is fixedly connected to the outside of the slider 10. When the electric plug 5 needs to be plugged into the inside of the power supply, the staff rotates the electric plug 5 so that the electric plug 5 is flipped around the rotating shaft 4 inside the slot 3 so that the electric plug 5 extends out from the inside of the groove 2, and the electric plug 5 is parallel to the resistor 1. At this time, the electric connection block 7 at the tail of the electric plug 5 will contact the electric connection plate 6, so that after the electric plug 5 is connected to the power supply, it will be energized, and then the staff pushes the slider 10 so that the slider 10 drives the top plate 11 to rotate. The plate 11 is extended and retracted inside the slide rail 8, and the opening at the bottom of the groove 2 is closed by the top plate 11, and the rubber limit blocks 9 are arranged on both sides of the inner wall of the slide rail 8, and the slider 10 contacts the rubber limit blocks 9, and the slider 10 can still slide inside the slide rail 8. When the top plate 11 extends to the bottom of the groove 2, the slider 10 is limited by the rubber limit blocks 9 to prevent the slider 10 from being retracted, so that the electric plug 5 can be positioned to prevent the electric plug 5 from rotating. When the electric plug 5 is separated from the power supply, the staff will The plug 5 can be stored in the groove 2, so that when the device needs to extend the plug 5, the plug 5 can be extended to the outside of the resistor 1. When the plug 5 is not in use, the plug 5 can be protected. The outside of the plug 5 is fixedly connected with an insulating layer 12, and the thickness of the insulating layer 12 is 0.5 mm. When the staff holds the plug 5, the insulating layer 12 can achieve an anti-static effect to avoid electric shock to the hands. The outside of the insulating layer 12 is fixedly connected with a thermal insulation layer 13, and the thickness of the thermal insulation layer 13 is 0.5mm, since the electric plug 5 will generate high temperature after being powered on, the temperature is isolated by the insulation layer 13, and the outside of the insulation layer 13 is fixedly connected with an anti-slip layer 14, and the outside of the anti-slip layer 14 is provided with anti-slip grooves. When the staff holds the electric plug 5, the anti-slip grooves on the outside of the anti-slip layer 14 provide an anti-slip effect to avoid slipping out of the hand. The top of the resistor 1 is provided with a cavity 15, and the inside of the cavity 15 is clamped with a support plate 16, and the inside of the support plate 16 is provided with an interlayer, and the inside of the interlayer is provided with a certificate sticker 17. The staff installs the certificate sticker 17 to the inside of the support plate 16 through the interlayer, and then clamps the support plate 16 to the inside of the cavity 15, so that the certificate sticker 17 can be installed on the top of the resistor 1. By observing the certificate sticker 17, it can be understood whether the resistor is qualified. The support plate 16 is transparent, and the support plate 16 is transparent, so that the staff can watch it without taking out the certificate sticker 17. The outside of the support plate 16 is provided with a protective film. .
[0029] In the present invention, when it is necessary to plug the electric plug 5 into the inside of the power supply, the staff rotates the electric plug 5 so that the electric plug 5 is turned around the rotating shaft 4 inside the slot 3, so that the electric plug 5 is extended inside the groove 2, and the electric plug 5 is parallel to the resistor 1. At this time, the electric connection block 7 at the tail of the electric plug 5 will contact the electric connection plate 6, so that after the electric plug 5 is connected to the power supply, it will be energized, and then the staff pushes the slider 10 so that the slider 10 drives the top plate 11 to extend and retract inside the slide rail 8, and the opening at the bottom of the groove 2 is closed by the top plate 11, and the rubber limit blocks 9 are set on both sides of the inner wall of the slide rail 8, the slider 10 is in contact with the rubber limit blocks 9, and the slider 10 can still slide inside the slide rail 8, when the top plate 11 extends to the bottom of the groove 2, the slider 10 is limited by the rubber limit blocks 9 to prevent the slider 10 from being retracted, so that the electric plug 5 can be Positioning is performed to prevent the electric plug 5 from rotating. When the electric plug 5 is separated from the power supply, the staff can store the electric plug 5 in the inside of the groove 2, so that when the electric plug 5 needs to be extended, the electric plug 5 can be extended to the outside of the resistor 1. When the electric plug 5 is not in use, the electric plug 5 can be protected. When the staff holds the electric plug 5, the insulating layer 12 achieves an anti-static effect to avoid electric shock to the hands. Since the electric plug 5 will generate high temperature after being energized, the temperature is isolated by the thermal insulation layer 13. When the staff holds the electric plug 5, the anti-slip effect is provided by the anti-slip texture on the outside of the anti-slip layer 14 to avoid slipping out of the hands. The staff installs the certificate sticker 17 to the inside of the support plate 16 through the interlayer, and then snaps the support plate 16 into the inside of the cavity 15, so that the certificate sticker 17 can be installed on the top of the resistor 1, and whether the resistor is qualified can be understood by observing the certificate sticker 17.
[0030] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.
Claims
1. A high temperature resistant cement resistor, comprising a resistor (1), characterized in that: The resistor (1) is provided with a groove (2) inside, a slot (3) is provided inside the groove (2), a rotating shaft (4) is rotatably connected inside the slot (3), one end of the rotating shaft (4) is fixedly connected to an electric plug (5), the resistor (1) is fixedly connected to an electric connection plate (6), the electric plug (5) is fixedly connected to an electric connection block (7) outside, the bottom of the resistor (1) is fixedly connected to a slide rail (8), both sides of the inner wall of the slide rail (8) are fixedly connected to rubber limit blocks (9), the slide rail (8) is slidably connected to a slider (10), and the outer side of the slider (10) is fixedly connected to a top plate (11).
2. A high temperature resistant cement resistor according to claim 1, characterized in that: An insulating layer (12) is fixedly connected to the outside of the electric plug (5), and the thickness of the insulating layer (12) is 0.5 mm.
3. The high temperature resistant cement resistor according to claim 2, characterized in that: The outside of the insulating layer (12) is fixedly connected with a thermal insulation layer (13), and the thickness of the thermal insulation layer (13) is 0.5 mm.
4. The high temperature resistant cement resistor according to claim 3, characterized in that: The outside of the thermal insulation layer (13) is fixedly connected to an anti-skid layer (14), and the outside of the anti-skid layer (14) is provided with anti-skid grooves.
5. The high temperature resistant cement resistor according to claim 1, characterized in that: A cavity (15) is provided on the top of the resistor (1), a support plate (16) is clamped inside the cavity (15), an interlayer is provided inside the support plate (16), and a certificate sticker (17) is provided inside the interlayer.
6. The high temperature resistant cement resistor according to claim 5, characterized in that: The support plate (16) is transparent, and a protective film is provided on the outside of the support plate (16).