CN204712425U - A kind of silicon rubber high voltage bus extrusion system with screw machine - Google Patents
A kind of silicon rubber high voltage bus extrusion system with screw machine Download PDFInfo
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- CN204712425U CN204712425U CN201520374587.2U CN201520374587U CN204712425U CN 204712425 U CN204712425 U CN 204712425U CN 201520374587 U CN201520374587 U CN 201520374587U CN 204712425 U CN204712425 U CN 204712425U
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- screw
- high voltage
- screw rod
- voltage bus
- silicon rubber
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Abstract
The utility model discloses a kind of silicon rubber high voltage bus extrusion system with screw machine, comprise pulling equipment, bilayer to crowded head, two extrusion equipments and drying tunnel; Described pulling equipment clamping high voltage bus is to double-deck to crowded head, and bilayer connects extrusion equipment respectively to two charging apertures of crowded head, and the double-deck bus leading-out terminal to crowded head connects drying tunnel.Extrusion equipment comprises feeding mechanism and screw machine, and described screw machine comprises reduction box, screw sheel, screw rod; Described screw rod is set in screw sheel, and screw sheel is provided with screw feed en-trance, spiral discharging mouth, and described screw feed en-trance connects the feeding outlet of feeding mechanism, the head end of screw rod connects reduction box, and the end of screw rod is positioned at spiral discharging mouth.The shrinkage that the utility model effectively can carry out silicon rubber on high voltage bus is coated, and equipment is simple, easy to use, can effectively enhance productivity, and increases the Acceptable life of overcoat on high voltage bus.
Description
Technical field
The utility model relates to a kind of silicon rubber high voltage bus, in particular a kind of silicon rubber high voltage bus extrusion system with screw machine.
Background technology
In the connection of electric substation's high voltage distribution installation, and the connection of the electrical equipment such as transformer and corresponding power distribution equipment, mostly adopt bare conductor or the twisted wire of rectangle or circular cross-section, this is referred to as bus.The effect of bus collects, distributes and transmit electric energy.Because bus is in operation, there is huge electric energy to pass through, during short circuit, subject very large heating and dynamo-electric effect, therefore, must reasonably select bus material, cross sectional shape and sectional area to meet the requirement of safety and economic operation.Bus is divided into hard bus and soft bus by structure.Hard bus is divided into again rectangular bus bar and tubular bus.Rectangular bus bar is generally used in main transformer in switchgear house, and its advantage is construction install convenience, changes little in operation, and current-carrying capacity is large, but cost is higher.Soft bus is used for outdoor, and because space is large, wire swings to some extent to be also unlikely and causes wire spacing inadequate.Soft bus construction is easy, cheap.
Silicon rubber refers to that main chain is alternately made up of silicon and oxygen atom, silicon atom is connected with usually the rubber of two organic groups.Common silicon rubber is primarily of the silica chain link composition containing methyl and a small amount of vinyl.The introducing of phenyl can improve the high-and low-temperature resistance performance of silicon rubber, and the introducing of trifluoro propyl and cyano group then can improve heatproof and the oil resistance of silicon rubber.Silicon rubber resistance to low temperature is good, generally endure at-55 DEG C.After introducing phenyl, can-73 DEG C be reached.The heat resistance of silicon rubber is also very outstanding, can long-term work at 180 DEG C, a little higher than 200 DEG C also can bear several weeks or the longer time still flexible, instantaneous can the high temperature of resistance to more than 300 DEG C.The good permeability of silicon rubber, OTR oxygen transmission rate is the highest in synthetic polymer.
The excellent electric properties of silastic material, hydrophobicity is good, resistance to electricity.And can react from merging ground the insulating barrier forming silicon rubber integration, the resistance to ability punctured is given prominence to, and is the more new material of transformer station's insulating protection.
Silicon rubber, when extrusion, due to fricative amount of heat, easily causing silicon rubber when not extruding with regard to sulfuration, affecting the quality of product.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, provides a kind of silicon rubber high voltage bus extrusion system with screw machine, realizes extruding and temperature control silicon rubber.
The utility model is achieved through the following technical solutions, and the utility model comprises pulling equipment, bilayer to crowded head, two extrusion equipments and drying tunnel; Described pulling equipment clamping high voltage bus is to double-deck to crowded head, and bilayer connects extrusion equipment respectively to two charging apertures of crowded head, and the double-deck bus leading-out terminal to crowded head connects drying tunnel;
Described extrusion equipment comprises feeding mechanism and screw machine, and described screw machine comprises reduction box, screw sheel, screw rod; Described screw rod is set in screw sheel, and screw sheel is provided with screw feed en-trance, spiral discharging mouth, and described screw feed en-trance connects the feeding outlet of feeding mechanism, the head end of screw rod connects reduction box, and the end of screw rod is positioned at spiral discharging mouth.
Described screw machine is also provided with cold water storage cistern outward, screw rod be spiral shell to single screw rod, screw rod inner hollow, the hollow part of screw rod is communicated with cold water storage cistern.
Described screw sheel is provided with multiple water inlet and delivery port, and the barrel of screw sheel forms circulation waterway.
As one of preferred embodiment of the present utility model, described circulation waterway is provided with water temperature survey meter.
The utility model has the following advantages compared to existing technology: the shrinkage that the utility model effectively can carry out silicon rubber on high voltage bus is coated, equipment is simple, easy to use, can effectively enhance productivity, increase the Acceptable life of overcoat on high voltage bus, can guarantee that silicon rubber can reduce sulfuration rate in whole production, improve the performance of product.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the top view of Fig. 1;
Fig. 3 is the front view of pulling equipment;
Fig. 4 is the top view of Fig. 3;
Fig. 5 is the symmetrical view of the rearview of Fig. 3;
Fig. 6 is that A-A in Fig. 3 is to schematic diagram;
Fig. 7 is the structural representation of extrusion equipment;
Fig. 8 is the top view of Fig. 7;
Fig. 9 is the sectional view of feeding mechanism;
Figure 10 is the left view of Fig. 9;
Figure 11 is the concrete schematic diagram of screw rod;
Figure 12 is the double-deck structural representation to crowded head.
Detailed description of the invention
Below embodiment of the present utility model is elaborated; the present embodiment is implemented under premised on technical solutions of the utility model; give detailed embodiment and concrete operating process, but protection domain of the present utility model is not limited to following embodiment.
As depicted in figs. 1 and 2, the present embodiment comprises pulling equipment 100, bilayer to crowded head 200, two extrusion equipments 300 and drying tunnel 400; Described pulling equipment 100 clamps high voltage bus and transfers to through bracket 500 double-deck to crowded head 200, and bilayer connects extrusion equipment 300 respectively to two charging apertures of crowded head 200, and the double-deck bus leading-out terminal to crowded head 200 connects drying tunnel 400; One of them extrusion equipment 300 is fixed, and another extrusion equipment 300 arranges guide rail, realizes sliding along guide rail.
As illustrated in figures 3-6, described pulling equipment 100 comprises casing 110 and is arranged at a pair transmission runner 120 on casing 110, a pair pressure regulation runner 130, compression cylinder part 140, glue belt 150, pressure regulating device 170 and driving mechanism 180 respectively;
Described transmission runner 120 is arranged at the discharge end of casing 110, pressure regulation runner 130 is arranged at the feed end of casing 110, transmission runner 120 comprises upper driving runner and underdrive runner, pressure regulation runner 130 comprises pressure regulation runner and lower pressure regulation runner, upper driving runner and upper pressure regulation runner are by the sheathed composition upper guiding piece of glue belt 150, underdrive runner and lower pressure regulation runner are by traction piece under the sheathed composition of glue belt 150, upper guiding piece and lower traction piece are parallel to each other, described compression cylinder part 140 has multiple, compression cylinder part 140 is arranged on upper guiding piece and lower traction piece for compressing the glue belt 150 on corresponding traction piece, driving mechanism 180 drives underdrive runner by travelling gear 160, and upper driving runner drives rotation by travelling gear 160, described pressure regulating device 170 is arranged between pressure regulation runner and lower pressure regulation runner,
Described driving mechanism 180 comprises drive motors 181, speed changer 182, worm type of reduction gearing 183; Described drive motors 181 is connected by shaft coupling 184 with speed changer 182, speed changer 182 is connected by shaft coupling 184 with worm type of reduction gearing 183, worm type of reduction gearing 183 connects underdrive runner by travelling gear 160, the driving gear of travelling gear 160 connects underdrive runner, and driven gear connects upper driving runner.
Described pressure regulating device 170 comprises that two angles turn 171, tensioning cylinder 172, described angle turns 171 for L-type, one end connection tensioning cylinder 172 of 171 is turned at angle, and the other end is set on the wheel shaft of pressure regulation runner or lower pressure regulation runner, and described angle is turned between 171 and lower pressure regulation runner and is provided with adjustment screw mandrel 173.
Discharge end and the feed end of described casing 110 are respectively equipped with bus guiding mechanism 111.Be convenient to bus through out-of-date in order smooth.
The bottom glue belt 150 of the upper and lower traction piece of top horizontal adhesive tape 150 of described upper guiding piece is respectively equipped with locating part 151.Guarantee that glue belt 150 can not depart from runner.
The top horizontal adhesive tape 150 of described upper guiding piece is provided with entrusts part 152.Glue belt 150 can be prevented sagging.
During the present embodiment work, bus is transferred to discharge end from the feed end of casing 110, and compression cylinder part 140 compresses glue belt 150, makes upper guiding piece and lower traction piece clamp glue belt 150; Tensioning cylinder 172 acts on simultaneously, tensioning cylinder 172 extends, in drive, pressure regulation runner and lower pressure regulation runner move respectively to casing 110 centerline direction, pressure regulation runner and lower pressure regulation runner distance is caused to diminish, thus make the distance of whole upper guiding piece and lower traction piece reduce (otherwise, if tensioning cylinder 172 shrinks, upper pressure regulation runner and lower pressure regulation runner move respectively to casing 110 direction of both ends, cause pressure regulation runner and lower pressure regulation runner distance to become large, thus make the distance of whole upper guiding piece and lower traction piece become large); The worm type of reduction gearing 183 of driving mechanism 180 drives underdrive runner to rotate by travelling gear 160, and simultaneously due to the effect of gears meshing, upper driving runner also rotates, and achieves the transmission of glue belt 150 horizontal direction, thus achieves the traction to bus.
As shown in Fig. 7 ~ Figure 11, extrusion equipment 300 comprises feeding mechanism 310 and screw machine 320; Feeding mechanism 310 comprise hopper 3101, branching block 3102, feeding seat 3103, feeding gear 3104, swivel joint 3105, with the left bearing 3106, right bearing 3107, feeding roller 3108, scraper 3109 and the supporting plate 3110 that to be arranged at respectively in feeding seat 3103; Described feeding seat 3103 is offered feeding import and feeding outlet, described hopper 3101 is arranged in feeding import, branching block 3102 is positioned under hopper 3101, feeding roller 3108 is positioned under branching block 3102, feeding outlet connects screw machine 320, one end of the drive link of described feeding gear 3104 is connected on feeding gear 3104, the other end is sheathed right bearing 3107, feeding roller 3108, left bearing 3106 rear connection swivel joint 3105 successively, supporting plate 3110 be arranged on feeding seat 3103, scraper 3109 is arranged on feeding roller 3108;
The respective bearing block of left bearing 3106 and right bearing 3107 is connected to feeding seat 3103 respectively by attachment screw 3115, the bottom of feeding seat 3103 is connected by straight pin 3111 with the bearing block of left and right bearing, feeding seat 3103 is provided with compression regulating part, described compression regulating part comprises feeding connecting rod 3112, regulating spring 3113 and connecting rod link seat 3114, described feeding connecting rod 3112 connects feeding seat 3103 by straight pin 3111, regulating spring 3113 is set on feeding connecting rod 3112, and connecting rod link seat 3114 is arranged on feeding connecting rod 3112.
The cross section of branching block 3102 is the triangle of top arc transition, and the top of branching block 3102 is near hopper 3101.
During the present embodiment work, sheet silicone rubber material enters feeding machine, and feeding roller 3108 rotates, and is dropped into by material in screw machine 320, and use scraper 3109 can clear up the binding material on feeding roller 3108 in time.When needs cleaning or trimming, attachment screw 3115 can be opened and just can take feeding mechanism 310 apart and carry out overhauling or cleaning.
If granular charging, hopper 3101, branching block 3102 are set, effectively can solve the problem of solid accumulation.
Screw machine 320 comprises reduction box 321, screw sheel 322, screw rod 323; Described screw rod 323 is set in screw sheel 322, screw sheel 322 is provided with screw feed en-trance, spiral discharging mouth, described screw feed en-trance connects the feeding outlet of feeding mechanism 310, swivel joint 3105 connects the head end of screw rod 323, the end of screw rod 323 is positioned at spiral discharging mouth, and feeding gear 3104 connects reduction box 321;
Screw machine 320 is outer is also provided with cold water storage cistern 330, screw rod 323 be spiral shell to single screw rod 323, screw rod 323 inner hollow, the hollow part connection cold water storage cistern 330 of screw rod 323.
Screw sheel 322 is provided with multiple water inlet 324 and delivery port 325, and the barrel of screw sheel 322 forms circulation waterway.
Circulation waterway is provided with water temperature survey meter 326, is convenient to the control to temperature, can lower the temperature as early as possible if too high.
Due to when extruding feeding, heat can be produced under rubbing action, temperature is too high, cause having remaining silicon rubber to stay on screw rod 323 and sulfuration occurs, thus have impact on the total quality of product, so need operationally to carry out entirety cooling to screw machine 320, screw sheel 322 adopts cooling water circulation, screw rod 323 is set to hollow, also can access cold water and realize cooling.
As shown in figure 12, bilayer comprises the first machine neck 201, second machine neck 202, handpiece body 203, external shunt cover 204, interior diversion sleeve 205, adjustable support cylindrical shell 206, core cylinder 207, die sleeve seat 208, gland 209, external mold 210, middle mould 211, internal mold 212 to crowded head 200, described adjustable support cylindrical shell 206 is set on core cylinder 207, one end of core cylinder 207 is end of incoming cables, the other end is leading-out terminal, described interior diversion sleeve 205 is set on adjustable support cylindrical shell 206, described external shunt cover 204 is set on interior diversion sleeve 205, described handpiece body 203 is set on external shunt cover 204, described die sleeve seat 208 is arranged at the leading-out terminal of core cylinder 207, described die sleeve seat 208 and gland 209 are set in handpiece body 203 successively, gland 209 is held in the top of die sleeve seat 208, sheathed internal mold 212 successively from the inside to the outside in described die sleeve seat 208, middle mould 211 and external mold 210, the leading-out terminal of described core cylinder 207 is clamped on internal mold 212, one end matched in clearance of described middle mould 211 is at the leading-out terminal of core cylinder 207, the other end is connected on external shunt cover 204, described external mold 210 gap is set on middle mould 211, described first machine neck 201 is communicated with external shunt cover 204, described second machine neck 202 is communicated with handpiece body 203.
For realizing better crossing line, the end of incoming cables of core cylinder 207 is provided with Go-over mould 213.
One end of adjustable support cylindrical shell 206 is connected to the end of incoming cables of core cylinder 207 by screw element, other end matched in clearance is on core cylinder 207.
The height of external mold 210, higher than middle mould 211 and internal mold 212, is convenient to inject for twice simultaneously and is first applied one deck and be coated with and be covered with another layer.
During the present embodiment work, first machine neck 201, second machine neck 202 connects extrusion equipment 300 respectively, bus enters from the end of incoming cables of core cylinder 207, bring out from the outlet of core cylinder 207, now, charging respectively in the first machine neck 201, second machine neck 202, due to the effect of material pressure, make the silicon rubber in the first machine neck 201 compress interior diversion sleeve 205, silicon rubber enters between middle mould 211 and internal mold 212 along the gap between interior diversion sleeve 205 and external shunt cover 204, thus is coated on bus; Silicon rubber in second machine neck 202 compresses external shunt cover 204, and silicon rubber enters between middle mould 211 and external mold 210 along the gap between external shunt cover 204 and handpiece body 203, thus is coated on the bus of coated silicon rubber.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection domain of the present utility model.
Claims (4)
1. there is a silicon rubber high voltage bus extrusion system for screw machine, it is characterized in that, comprise pulling equipment, bilayer to crowded head, two extrusion equipments and drying tunnel; Described pulling equipment clamping high voltage bus is to double-deck to crowded head, and bilayer connects extrusion equipment respectively to two charging apertures of crowded head, and the double-deck bus leading-out terminal to crowded head connects drying tunnel;
Described extrusion equipment comprises feeding mechanism and screw machine, and described screw machine comprises reduction box, screw sheel, screw rod; Described screw rod is set in screw sheel, and screw sheel is provided with screw feed en-trance, spiral discharging mouth, and described screw feed en-trance connects the feeding outlet of feeding mechanism, the head end of screw rod connects reduction box, and the end of screw rod is positioned at spiral discharging mouth.
2. a kind of silicon rubber high voltage bus extrusion system with screw machine according to claim 1, it is characterized in that, described screw machine is also provided with cold water storage cistern outward, and screw rod is that spiral shell is to single screw rod, screw rod inner hollow, the hollow part of screw rod is communicated with cold water storage cistern.
3. a kind of silicon rubber high voltage bus extrusion system with screw machine according to claim 1, it is characterized in that, described screw sheel is provided with multiple water inlet and delivery port, and the barrel of screw sheel forms circulation waterway.
4. a kind of silicon rubber high voltage bus extrusion system with screw machine according to claim 3, it is characterized in that, described circulation waterway is provided with water temperature survey meter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520374587.2U CN204712425U (en) | 2015-06-01 | 2015-06-01 | A kind of silicon rubber high voltage bus extrusion system with screw machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520374587.2U CN204712425U (en) | 2015-06-01 | 2015-06-01 | A kind of silicon rubber high voltage bus extrusion system with screw machine |
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| Publication Number | Publication Date |
|---|---|
| CN204712425U true CN204712425U (en) | 2015-10-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520374587.2U Expired - Fee Related CN204712425U (en) | 2015-06-01 | 2015-06-01 | A kind of silicon rubber high voltage bus extrusion system with screw machine |
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| CN (1) | CN204712425U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104924575A (en) * | 2015-06-01 | 2015-09-23 | 安庆钰龙橡塑机械制造有限公司 | Silicone rubber high-voltage bus extrusion production system with screw machines |
-
2015
- 2015-06-01 CN CN201520374587.2U patent/CN204712425U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104924575A (en) * | 2015-06-01 | 2015-09-23 | 安庆钰龙橡塑机械制造有限公司 | Silicone rubber high-voltage bus extrusion production system with screw machines |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151021 Termination date: 20170601 |