CN112908598A - Resistance equipment with pulley - Google Patents
Resistance equipment with pulley Download PDFInfo
- Publication number
- CN112908598A CN112908598A CN202110080023.8A CN202110080023A CN112908598A CN 112908598 A CN112908598 A CN 112908598A CN 202110080023 A CN202110080023 A CN 202110080023A CN 112908598 A CN112908598 A CN 112908598A
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- Prior art keywords
- conductive
- wheel
- embedded
- resistor
- inlayed
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C10/00—Adjustable resistors
- H01C10/28—Adjustable resistors the contact rocking or rolling along resistive element or taps
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C1/00—Details
- H01C1/16—Resistor networks not otherwise provided for
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Details Of Resistors (AREA)
Abstract
The invention discloses resistance equipment with pulleys, which structurally comprises a resistor, an insulating cylinder, conductive coils, a support and a fixed rod, wherein the resistor is embedded and arranged right above the insulating cylinder, the conductive coils are embedded and wrapped on the end surface of the outer side of the insulating cylinder, the conductive coils are symmetrically arranged on the left side and the right side of the lower end of the resistor, the support is arranged right below the fixed rod through welding, the fixed rod is embedded, clamped and connected with the resistor, current is transmitted to a swinging rod along the conductive wheels through metal sheets and is finally transmitted through a wire interface along a lead, and when a transmission mechanism slides, the outer contour of an inner roller of the conductive wheel rolls and the conductive shaft serves as a central fulcrum to roll to reduce the abrasion of the surface of the insulating cylinder by the conductive wheel, so that the current can flow through the conductive.
Description
Technical Field
The invention belongs to the field of resistors, and particularly relates to a resistor device provided with a pulley.
Background
The resistance wire of the slide rheostat is generally made of a nickel-chromium alloy wire, the nickel-chromium alloy wire is wound on an insulating cylinder, two ends of the nickel-chromium alloy wire are led out by leads, and a slide sheet of the rheostat is in contact with the resistance wire and can adjust the distance between the slide sheet and the resistance wire, so that the resistance from a metal rod to two ends of the resistance wire is changed, and the slide rheostat is formed.
Based on the findings of the inventor, the following defects mainly exist in the prior art, such as: because the surface of the insulating cylinder is provided with the conductive coating layer, when the device is applied to hot and humid environments, when water molecules in the air are attached to the surface of the long rod for a long time, the conductive coating layer on the surface can expand along with the invasion of water vapor and the roasting at high temperature to form a gap with the outer wall of the long rod, the connecting end of the slide rheostat and the long rod is in a metal sheet outline, and the outline edge of the metal sheet and the surface of the conductive coating layer can form abrasion scratches when the metal sheet slides, so that the resistance value loses accuracy.
It is therefore necessary to propose a resistance device provided with pulleys.
Disclosure of Invention
To solve the problems of the above-described technology.
The invention relates to a resistance device with pulleys, which is realized by the following specific technical means: the resistor is embedded and arranged right above the insulating cylinder, the conductive coils are embedded and wrapped on the end face of the outer side of the insulating cylinder, the conductive coils are symmetrically arranged on the left side and the right side of the lower end of the resistor, the support is arranged right below the fixing rod through welding, and the fixing rod is embedded, clamped and connected with the resistor; the resistor comprises a conduction mechanism, a long rod and rubber blocks, wherein the conduction mechanism is connected with the long rod in a nested mode, the end face of the outer side of the long rod is connected with the rubber blocks in an embedded and clamped mode, and the rubber blocks are symmetrically arranged at the left end and the right end of the conduction mechanism.
The conducting mechanism comprises a wire, a fitting mechanism, a sliding block, an electric wire interface and an embedding plate, the wire is embedded and clamped to be connected with the electric wire interface, the fitting mechanism is embedded in the inner side end face of the sliding block, the electric wire interface is symmetrically installed on the inner side end face of the sliding block, and the embedding plate is connected with the outer end face of the long rod in an embedded mode.
Wherein, laminating mechanism includes electrically conductive wheel, spring, sheetmetal, swinging arms, pivot, electrically conductive wheel is inlayed the block and is being connected the sheetmetal, the spring is inlayed the solid and is installed the left side end in the pivot, the medial surface of locating the swinging arms is inlayed to the sheetmetal, the pivot is being installed to swinging arms up end activity block, the pivot is located the right side of spring, the sheetmetal has electric conductivity and is connected with electrically conductive wheel.
The conductive wheel comprises a fixed plate, conductive shafts and rollers, the fixed plate is symmetrically arranged at the left end and the right end of each roller, the conductive shafts are connected to the inner side end faces of the fixed plate in a nested mode, the end faces of the left side and the right side of each roller are embedded and clamped to be connected with conductive pieces, the conductive pieces are embedded and connected with the conductive shafts, and the conductive shafts penetrate through the end faces of the left side and the right side of each roller and have conductivity.
Wherein, the gyro wheel includes metal disk, rubber wheel, insulating piece, the medial surface face of locating the rubber wheel is inlayed to the metal disk, the insulating piece is being connected in the laminating of rubber wheel, the left and right sides at the metal disk is installed to the insulating piece symmetry, the diameter that the outer end looks proximal surface department of metal disk and rubber wheel was equipped with clearance and metal disk is less than the rubber wheel.
The rubber wheel comprises a movable groove, air seepage holes, a sponge block and an arc sheet, the inner side end face of the arc sheet is inlaid in the movable groove, the left side end face of the movable groove is uniformly arranged in the air seepage holes, the sponge block is inlaid in the clamping and mounted on the inner side end face of the movable groove, the arc sheet is attached to and connected with an insulating sheet, and the outer contour of the sponge block is wrapped by rubber.
Compared with the prior art, the invention has the following beneficial effects:
1. the current is conducted to the swinging rod along the conductive wheel through the metal sheet and is finally transmitted through the wire interface along the lead, and when the conducting mechanism slides, the outer contour of the roller in the conductive wheel rolls by taking the conductive shaft as a central pivot to reduce the abrasion of the conductive wheel to the surface of the insulating cylinder, so that the current can flow through the conductive shaft along the roller and is conducted to the metal sheet through the fixing plate.
2. When the connection end with the insulating cylinder is regarded as through the current-conducting wheel, carry out the application of force to the gyro wheel in the conduction mechanism that slides, make the rubber wheel in the gyro wheel along with the extrusion with promote the arc piece inwards sunken, utilize the deformability of sponge piece inwards sunken diameter that reduces the arc piece, make the diameter of metal disk be greater than the diameter of rubber wheel to expose in the outer wall of gyro wheel.
Drawings
Fig. 1 is a schematic structural view of a resistance device provided with a pulley according to the present invention.
Fig. 2 is a schematic diagram of a resistor of a resistance device provided with pulleys according to the present invention.
Fig. 3 is a schematic structural diagram of a conducting mechanism of a resistance device provided with pulleys.
Fig. 4 is a schematic structural diagram of a resistor device attaching mechanism provided with pulleys according to the present invention.
Fig. 5 is a schematic structural view of a conductive wheel of a resistance device provided with a pulley according to the present invention.
Fig. 6 is a schematic structural diagram of a roller of a resistance device provided with a pulley according to the present invention.
Fig. 7 is a schematic structural diagram of a rubber wheel of a resistance device provided with a pulley according to the invention.
In the figure: the device comprises a resistor-1, an insulating cylinder-2, a conductive coil-3, a support-4, a fixed rod-5, a conduction mechanism-11, a long rod-12, a rubber block-13, a lead-111, a fitting mechanism-112, a sliding block-113, an electric wire interface-114, an embedded plate-115, a conductive wheel-121, a spring-122, a metal sheet-123, a swinging rod-124, a rotating shaft-125, a fixed plate-211, a conductive shaft-212, a roller-213, a conduction sheet-214, a metal circular sheet-131, a rubber wheel-132, an insulating sheet-133, a movable groove-321, an air seepage hole-322, a sponge block-323 and an arc sheet-324.
Detailed Description
The invention is further described below with reference to the accompanying drawings:
example 1:
as shown in figures 1 to 5:
the invention provides resistance equipment with pulleys, which structurally comprises a resistor 1, an insulating cylinder 2, a conductive coil 3, a support 4 and a fixed rod 5, wherein the resistor 1 is embedded and arranged right above the insulating cylinder 2, the end face of the outer side of the insulating cylinder 2 is embedded and wrapped with the conductive coil 3, the conductive coils 3 are symmetrically arranged on the left side and the right side of the lower end of the resistor 1, the support 4 is arranged right below the fixed rod 5 in a welding manner, and the fixed rod 5 is embedded, clamped and connected with the resistor 1; the resistor 1 comprises a conduction mechanism 11, a long rod 12 and a rubber block 13, wherein the conduction mechanism 11 is connected with the long rod 12 in a nested mode, the outer end face of the long rod 12 is connected with the rubber block 13 in an embedded and clamped mode, and the rubber blocks 13 are symmetrically installed at the left end and the right end of the conduction mechanism 11.
The conducting mechanism 11 includes a wire 111, a fitting mechanism 112, a sliding block 113, an electric wire interface 114, and an embedding plate 115, the wire 111 is embedded and fastened to connect the electric wire interface 114, the fitting mechanism 112 is embedded in the inner side end surface of the sliding block 113, the electric wire interface 114 is symmetrically installed on the inner side end surface of the sliding block 113, and the embedding plate 115 is embedded and connected to the outer end surface of the long rod 12.
Wherein, laminating mechanism 112 includes conducting wheel 121, spring 122, sheetmetal 123, swinging arms 124, pivot 125, the sheetmetal 123 is being connected to the conducting wheel 121 inlaying block, spring 122 inlays the left side end of installing at pivot 125, the inboard terminal surface of locating swinging arms 124 is inlayed to sheetmetal 123, pivot 125 is being installed to swinging arms 124 up end activity block, pivot 125 is located the right side of spring 122, sheetmetal 123 has electric conductivity and is connected with conducting wheel 121, and usable conducting wheel 121 rolling mode is removed and is conducted the electric current through sheetmetal 123.
The conductive wheel 121 comprises a fixing plate 211, a conductive shaft 212 and a roller 213, the fixing plate 211 is symmetrically installed at the left end and the right end of the roller 213, the conductive shaft 212 is connected to the inner end face of the fixing plate 211 in an embedded mode, the conductive pieces 214 are connected to the left end face and the right end face of the roller 213 in an embedded and clamped mode, the conductive pieces 214 are connected to the conductive shaft 212 in an embedded mode, the conductive shaft 212 penetrates through the left end face and the right end face of the roller 213 and has conductivity, and the conductive wheel can provide conductivity and rotation capacity for the roller 213.
The specific use mode and function of the embodiment are as follows:
in the invention, the electric wire to be used is connected to the electric wire interface 114 in the conducting mechanism 11, the resistance in the equipment is controlled by the sliding resistor 1, in order to avoid that the conducting layer wrapped on the outer contour of the insulating cylinder 2 forms a gap with the insulating cylinder 2 along with thermal expansion and cold contraction when the equipment is used in a humid and dry environment, the wrapping layer on the outer contour of the insulating cylinder 2 is worn by the sliding conducting mechanism 11, the attaching mechanism 112 is arranged in the conducting mechanism 11, the conducting wheel 121 in the attaching mechanism 112 is attached to the surface of the insulating cylinder 2, the current is conducted to the oscillating rod 124 along the conducting wheel 121 through the metal sheet 123, and is finally transmitted through the electric wire interface 114 along the conducting wire 111, and the abrasion of the conducting wheel 121 to the surface of the insulating cylinder 2 is reduced by the outer contour of the inner roller 213 of the conducting wheel 121 rolling by taking the conducting shaft 212 as a central fulcrum when the conducting mechanism, so that the current can flow along the roller 213 through the conductive shaft 212 and be conducted to the metal sheet 123 through the fixing plate 211.
Example 2:
as shown in fig. 6 to 7:
wherein, gyro wheel 213 includes metal disk 131, rubber wheel 132, insulating piece 133, the inboard terminal surface of rubber wheel 132 is located in the inlaying of metal disk 131, the insulating piece 133 is being connected in the laminating of rubber wheel 132, the left and right sides at metal disk 131 is installed to the insulating piece 133 symmetry, the adjacent face department of the outer end of metal disk 131 and rubber wheel 132 is equipped with the clearance and the diameter of metal disk 131 is less than rubber wheel 132, inwards produces when can making rubber wheel 132 receive the extrusion sunken, exposes metal disk 131 to the outward appearance.
Wherein, the rubber wheel 132 includes activity groove 321, gas permeability hole 322, sponge piece 323, circular arc piece 324, the medial surface that circular arc piece 324 was located is inlayed to activity groove 321, gas permeability hole 322 evenly is equipped with the left side terminal surface of activity groove 321, the inboard terminal surface at activity groove 321 is installed to the inlay block of sponge piece 323, insulating piece 133 is being connected in the laminating of circular arc piece 324, the outline of sponge piece 323 is wrapped up by rubber, can make it along with the circular arc piece 324 produces the resilience and recovers after inwards extrudeing sunkenly along with the rubber material.
The specific use mode and function of the embodiment are as follows:
when the conductive wheel 121 is used as a connecting end with the insulating cylinder 2, the roller 213 is applied with force while the conductive wheel 121 slides the conducting mechanism 11, so that the rubber wheel 132 in the roller 213 inwards recesses the arc piece 324 along with extrusion and pushing, the diameter of the arc piece 324 is reduced by inwards recessing the deformation capacity of the sponge block 323, the diameter of the metal wafer 131 is larger than that of the rubber wheel 132, the metal wafer is exposed in the outer wall of the roller 213, the conductive property of the metal wafer 131 is used as current connection with the insulating cylinder 2, and the conductive wrapping layer on the outer contour of the insulating cylinder 2 is wrapped through the wrapping property and flexibility of the rubber wheel 132, so that the conductive wrapping layer after thermal expansion and cold contraction is prevented from being worn when the conducting mechanism 11 slides, and the numerical accuracy of resistance of equipment is prevented from being influenced.
The technical solutions of the present invention or similar technical solutions designed by those skilled in the art based on the teachings of the technical solutions of the present invention are all within the scope of the present invention to achieve the above technical effects.
Claims (6)
1. A resistance device with pulleys structurally comprises a resistor (1), an insulating cylinder (2), a conductive coil (3), a support (4) and a fixing rod (5), wherein the resistor (1) is embedded above the insulating cylinder (2), the conductive coil (3) is embedded and wrapped on the end face of the outer side of the insulating cylinder (2), the conductive coils (3) are symmetrically arranged on the left side and the right side of the lower end of the resistor (1), the support (4) is arranged below the fixing rod (5) through welding, and the fixing rod (5) is embedded, clamped and connected with the resistor (1); the method is characterized in that:
the resistor (1) comprises a conduction mechanism (11), a long rod (12) and rubber blocks (13), wherein the conduction mechanism (11) is connected with the long rod (12) in a nested mode, the end face of the outer side of the long rod (12) is connected with the rubber blocks (13) in an embedded and clamped mode, and the rubber blocks (13) are symmetrically installed at the left end and the right end of the conduction mechanism (11).
2. A resistance device provided with a pulley according to claim 1, characterized in that: conduction mechanism (11) include wire (111), laminating mechanism (112), sliding block (113), electric wire interface (114), mosaic plate (115), wire interface (114) are being connected in the inlaying block of wire (111), laminating mechanism (112) are inlayed and are located the medial extremity face of sliding block (113), electric wire interface (114) are being installed to sliding block (113) medial extremity face symmetry, the outside terminal surface of stock (12) is being connected in mosaic plate (115) nestification.
3. A resistance device provided with a pulley according to claim 2, wherein: laminating mechanism (112) are including electrically conductive wheel (121), spring (122), sheetmetal (123), swinging arms (124), pivot (125), electrically conductive wheel (121) are inlayed the block and are being connected sheetmetal (123), spring (122) are inlayed the solid left side end of installing in pivot (125), the medial surface of locating swinging arms (124) is inlayed to sheetmetal (123), pivot (125) are being installed to swinging arms (124) up end activity block, pivot (125) are located the right side of spring (122).
4. A resistance device provided with a pulley according to claim 3, wherein: the conducting wheel (121) comprises a fixing plate (211), a conducting shaft (212) and a roller (213), wherein the fixing plate (211) is symmetrically arranged at the left end and the right end of the roller (213), the conducting shaft (212) is connected to the inner side end face of the fixing plate (211) in a nested mode, the end faces of the left side and the right side of the roller (213) are embedded and clamped with a conducting sheet (214), and the conducting sheet (214) is connected with the conducting shaft (212) in an embedded mode.
5. The resistance device provided with the pulley according to claim 4, wherein: the gyro wheel (213) include metal disk (131), rubber wheel (132), insulating piece (133), the medial surface of locating rubber wheel (132) is inlayed in metal disk (131), insulating piece (133) is being connected in the laminating of rubber wheel (132), both sides about metal disk (131) are installed to insulating piece (133) symmetry.
6. A resistance device provided with a pulley according to claim 5, wherein: rubber wheel (132) are including activity groove (321), infiltration hole (322), sponge piece (323), circular arc piece (324), the medial surface of locating circular arc piece (324) is inlayed in activity groove (321), infiltration hole (322) evenly are equipped with the left side terminal surface of activity groove (321), the medial surface at activity groove (321) is installed in the block is inlayed in sponge piece (323), insulating piece (133) are being connected in circular arc piece (324) laminating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110080023.8A CN112908598A (en) | 2021-01-21 | 2021-01-21 | Resistance equipment with pulley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110080023.8A CN112908598A (en) | 2021-01-21 | 2021-01-21 | Resistance equipment with pulley |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112908598A true CN112908598A (en) | 2021-06-04 |
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ID=76117781
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110080023.8A Pending CN112908598A (en) | 2021-01-21 | 2021-01-21 | Resistance equipment with pulley |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112908598A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030117256A1 (en) * | 2001-12-05 | 2003-06-26 | Seiki Miura | Motor-driven slide type variable resistor and method of manufacturing the resistor |
| CN102810374A (en) * | 2012-08-02 | 2012-12-05 | 泰州市双宇电子有限公司 | Slide-wire resistor |
| CN203826150U (en) * | 2014-03-25 | 2014-09-10 | 吴振强 | Slide-wire resistor |
| CN205564439U (en) * | 2016-04-13 | 2016-09-07 | 冯佳尉 | Slide wire resistor device |
-
2021
- 2021-01-21 CN CN202110080023.8A patent/CN112908598A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030117256A1 (en) * | 2001-12-05 | 2003-06-26 | Seiki Miura | Motor-driven slide type variable resistor and method of manufacturing the resistor |
| CN102810374A (en) * | 2012-08-02 | 2012-12-05 | 泰州市双宇电子有限公司 | Slide-wire resistor |
| CN203826150U (en) * | 2014-03-25 | 2014-09-10 | 吴振强 | Slide-wire resistor |
| CN205564439U (en) * | 2016-04-13 | 2016-09-07 | 冯佳尉 | Slide wire resistor device |
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