CN213107832U - High leakproofness's compound apron of condenser device of moulding plastics - Google Patents
High leakproofness's compound apron of condenser device of moulding plastics Download PDFInfo
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- CN213107832U CN213107832U CN202020690849.7U CN202020690849U CN213107832U CN 213107832 U CN213107832 U CN 213107832U CN 202020690849 U CN202020690849 U CN 202020690849U CN 213107832 U CN213107832 U CN 213107832U
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Abstract
The utility model discloses an injection molding device of a high-tightness capacitor composite cover plate, which comprises a framework plate body and an injection molding mechanism; the skeleton plate body comprises a rubber layer and skeleton plates, the rubber layer formed by an injection molding mechanism is arranged on one side wall and the arc-shaped surface of each skeleton plate respectively, through holes are formed in the skeleton plates, two groups of the through holes are symmetrically formed along the diameter of each skeleton plate, and each skeleton plate is made of PPA (polyphthalamide) and reinforced plastics; the bottom of the rack is provided with a lower fixed seat, the lower fixed seat is provided with an upper fixed seat through a support rod, the upper fixed seat is positioned right above the lower fixed seat, the upper fixed seat is provided with a sol injection molding assembly, the lower fixed seat is provided with a fixed template mounting seat, the top surface of the fixed template mounting seat is provided with a fixed template, and the top surface of the fixed template is uniformly provided with cavity holes matched with the framework plate; the utility model discloses make the skeleton board have good high temperature resistant, non-deformable, the difficult performance that softens, advantage.
Description
Technical Field
The utility model belongs to the technical field of the compound apron of condenser, a device of moulding plastics is related to, specifically is a device of moulding plastics of the compound apron of condenser of high leakproofness.
Background
A capacitor is an element that stores electricity and electric energy (potential energy). One conductor is surrounded by another conductor or the electric field lines emanating from one conductor all terminate in the conductor system of the other conductor, called a capacitor.
In the prior art, the framework plate on the market has the problem that the service life of the capacitor is relatively short due to poor air tightness with the capacitor shell in the installation process; in order to ensure that the framework plates have good sealing performance, the framework plates are required to be subjected to injection molding of the rubber layers, but the conventional method for injection molding of the rubber layers of the framework plates has the problems that the injection molding efficiency is low and a plurality of framework plates cannot be subjected to injection molding at the same time; and when the movable mould plate and the fixed mould plate are closed and injection-molded during injection molding, the impact generated when the movable mould plate is contacted and closed with the fixed mould plate influences the service life of the injection molding equipment.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problem that the service life of the capacitor is low due to poor air tightness between the framework plate on the market and the capacitor shell in the installation process in the prior art; in order to ensure that the framework plates have good sealing performance, the framework plates are required to be subjected to injection molding of the rubber layers, but the conventional method for injection molding of the rubber layers of the framework plates has the problems that the injection molding efficiency is low and a plurality of framework plates cannot be subjected to injection molding at the same time; and when the movable mould plate and the fixed mould plate are closed and injection-molded again during injection molding, the impact generated when the movable mould plate is contacted and closed with the fixed mould plate influences the service life of injection molding equipment, so that the injection molding device of the capacitor composite cover plate with high sealing performance is provided.
The purpose of the utility model can be realized by the following technical scheme:
an injection molding device of a high-sealing-performance capacitor composite cover plate comprises a framework plate body and an injection molding mechanism;
the skeleton plate body comprises a rubber layer and skeleton plates, the rubber layer formed by an injection molding mechanism is arranged on one side wall and the arc-shaped surface of each skeleton plate respectively, through holes are formed in the skeleton plates, two groups of the through holes are symmetrically formed along the diameter of each skeleton plate, and each skeleton plate is made of PPA (polyphthalamide) and reinforced plastics;
the mechanism of moulding plastics includes the frame, the fixed die plate mount pad, the bracing piece, the fixed die plate, the die cavity hole, the sol subassembly of moulding plastics, go up fixing base and lower fixing base, the bottom of frame is provided with down the fixing base, the fixing base is installed through the bracing piece to lower fixing base, it is located down directly over the fixing base to go up the fixing base, it moulds plastics the subassembly to install the sol on the fixing base, be provided with the fixed die plate mount pad down on the fixing base, the top surface of fixed die plate mount pad is provided with the fixed die plate, evenly be provided with the die cavity hole with the looks adaptation of.
Preferably, the fixed die plate mounting seat is of a hollow structure, a condensation cavity is formed in the inner cavity of the fixed die plate mounting seat, a condensate inlet pipe and a condensate outlet pipe are respectively arranged on one side of the fixed die plate mounting seat, and the condensate inlet pipe and the condensate outlet pipe are respectively communicated with the condensation cavity in the fixed die plate mounting seat.
Preferably, the two sides of the fixed die plate are respectively provided with a lower positioning plate, and the lower positioning plates are connected with the lower fixed seat through elastic rods.
Preferably, the sol injection molding assembly comprises a feeding mechanism, a mounting plate, a hydraulic cylinder, a supporting rod, an injection molding pipe, a flow distribution plate, an injection molding head and a movable template, wherein the mounting plate is arranged in the upper fixed seat, the mounting plate is provided with the hydraulic cylinder through the supporting rod, the output end of the hydraulic cylinder is connected with the injection molding pipe, and one side of the injection molding pipe is provided with a feeding hole and is connected with the feeding mechanism; the bottom discharge hole of the injection molding pipe is connected with the flow distribution plate.
Preferably, a plurality of groups of injection molding heads are uniformly arranged on the bottom surface of the flow distribution plate, the number and the spacing of the injection molding heads are matched with the cavity holes of the fixed mold plate, and a movable mold plate is sleeved on the side wall of the flow distribution plate.
Preferably, the feeding mechanism comprises a motor and a feeding pipe, the discharge end of the feeding pipe is connected with the feeding port of the injection molding pipe, the motor is arranged on one side of the feeding pipe, the motor is connected with a screw rod, the screw rod is located in the feeding pipe and is rotatably connected with the feeding pipe, the side wall of the feeding pipe is fixed on the side wall of the injection molding pipe through a connecting rod, and a heating wire is arranged in the feeding pipe.
Preferably, the two sides of the movable template are provided with upper positioning plates which are positioned right above the lower positioning plate and are matched with the lower positioning plate.
A method for injection molding of a skeleton plate by an injection molding device of a high-tightness composite cover plate of a capacitor comprises the following steps:
s1, placing the framework plate needing to be injected with the rubber layer into the cavity hole of the fixed die plate, and filling the cavity hole of the fixed die plate;
s2, control the work of hydraulic cylinder, drive the movable mould board and install the feed mechanism downstream at the movable mould board, before the movable mould board closes with the fixed die plate again, the last locating plate on the movable mould board contacts with the lower locating plate on the fixed die plate, and make the lower locating plate receive the elastic action of elastic rod, cushion the impact of movable mould board and fixed die plate, thereby improve the life of this injection moulding device, then, add rubber materials into in the material loading pipe, drive the hob through motor work, make rubber materials through material loading pipe heating melting and enter into in the injection moulding pipe, reentrant in the flow distribution plate, and make the molten rubber materials flow into a plurality of heads of moulding plastics through the flow distribution plate is all divided, make the head of moulding plastics to the downthehole skeleton board of die cavity.
Compared with the prior art, the beneficial effects of the utility model are that: the single surface of the framework plate is provided with the rubber layer, so that the framework plate is arranged on the capacitor shell and has good sealing performance, and the framework plate is made of PPA and reinforced plastic, so that the framework plate has good high-temperature resistance, difficult deformation and difficult softening performance;
the framework plates needing to be subjected to rubber layer injection molding are placed in the cavity holes in the fixed mold plate, and the cavity holes in the fixed mold plate are filled, so that multiple groups of framework plates can be subjected to rubber layer injection molding at one time, and the injection molding efficiency of the framework plate body is greatly improved;
controlling a hydraulic cylinder to work, driving a movable mould plate and a feeding mechanism arranged on the movable mould plate to move downwards, before the movable mould plate and a fixed mould plate are closed, an upper positioning plate on the movable mould plate is contacted with a lower positioning plate on the fixed mould plate, and the lower positioning plate is under the elastic action of an elastic rod, so that the impact force of the movable mould plate and the fixed mould plate is buffered, the service life of the injection molding device is prolonged, then, rubber raw materials are added into a feeding pipe, are driven by a screw rod driven by a motor to be heated and melted by the feeding pipe and enter an injection molding pipe, and then enter a splitter plate, and the melted rubber raw materials uniformly flow into a plurality of injection molding heads through the splitter plate, so that the injection molding heads perform injection molding on framework plates in cavity holes, then, a condensation medium is introduced into a condensation chamber through a condensate inlet pipe of a circulating pump body, and then the condensation medium enters, and cooling and forming the injection-molded framework plate, thereby improving the efficiency of forming the framework plate.
Drawings
In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.
Fig. 1 is a schematic view of the three-dimensional structure of the middle skeleton plate body of the present invention.
Fig. 2 is a three-dimensional cross-sectional view of the middle skeleton plate body of the present invention.
Fig. 3 is a front view of the middle injection molding mechanism of the present invention.
Fig. 4 is a side view of the middle injection molding mechanism of the present invention.
Fig. 5 is a schematic view of a three-dimensional structure of the middle sol injection molding assembly of the present invention.
Fig. 6 is a partially enlarged schematic view of fig. 3A of the present invention.
In the figure: 1. a skeleton plate body; 2. a rubber layer; 3. a framework plate; 4. a through hole; 5. a frame; 6. an injection molding mechanism; 7. a fixed template mounting seat; 8. an elastic rod; 9. feeding condensate into a pipe; 10. a condensate outlet pipe; 11. A support bar; 12. fixing a template; 13. a cavity bore; 14. a lower positioning plate; 15. an upper positioning plate; 16. a sol injection molding assembly; 17. a motor; 18. feeding pipes; 19. a connecting rod; 20. an upper fixed seat; 21. a lower fixed seat; 22. mounting a plate; 23. a hydraulic cylinder; 24. a strut; 25. injection molding a tube; 26. a flow distribution plate; 27. an injection head; 28. and (4) moving the template.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-6, an injection molding apparatus for a composite cover plate of a capacitor with high sealing performance includes a frame plate body 1 and an injection molding mechanism 6;
the framework plate body 1 comprises a rubber layer 2 and a framework plate 3, the rubber layer 2 formed by an injection molding mechanism 6 is respectively arranged on one side wall and an arc-shaped surface of the framework plate 3, through holes 4 are formed in the framework plate 3, the through holes 4 are symmetrically arranged in two groups along the diameter of the framework plate 3, the framework plate is made of PPA (polyphthalamide) and reinforced plastics, the rubber layer 2 is arranged on one surface of the framework plate 3, the framework plate 3 is installed on a capacitor shell and has good sealing performance, and the framework plate 3 is made of PPA and reinforced plastics, so that the framework plate 3 has good high-temperature resistance, difficult deformation and difficult softening performance;
the injection molding mechanism 6 comprises a frame 5, a fixed die plate mounting seat 7, a supporting rod 11, a fixed die plate 12, a cavity hole 13, a sol injection molding assembly 16, an upper fixing seat 20 and a lower fixing seat 21, the bottom of the frame 5 is provided with the lower fixing seat 21, the upper fixing seat 20 is installed on the lower fixing seat 21 through the supporting rod 11, the upper fixing seat 20 is located right above the lower fixing seat 21, the sol injection molding assembly 16 is installed on the upper fixing seat 20, the fixed die plate mounting seat 7 is arranged on the lower fixing seat 21, the top surface of the fixed die plate mounting seat 7 is provided with the fixed die plate 12, and the cavity hole 13 matched with the framework plate 3 is evenly formed in the top surface.
The fixed die plate mounting seat 7 is of a hollow structure, a condensation cavity is formed in the inner cavity of the fixed die plate mounting seat 7, a condensate inlet pipe 9 and a condensate outlet pipe 10 are respectively arranged on one side of the fixed die plate mounting seat 7, and the condensate inlet pipe 9 and the condensate outlet pipe 10 are respectively communicated with the condensation cavity in the fixed die plate mounting seat 7.
Two sides of the fixed die plate 12 are respectively provided with a lower positioning plate 14, and the lower positioning plates 14 are connected with a lower fixed seat 21 through an elastic rod 8.
The sol injection molding assembly 16 comprises a feeding mechanism, a mounting plate 22, a hydraulic cylinder 23, a supporting rod 24, an injection molding pipe 25, a flow distribution plate 26, an injection molding head 27 and a movable template 28, wherein the mounting plate 22 is arranged in the upper fixed seat 20, the mounting plate 22 is provided with the hydraulic cylinder 23 through the supporting rod 24, the output end of the hydraulic cylinder 23 is connected with the injection molding pipe 25, one side of the injection molding pipe 25 is provided with a feeding hole and is connected with the feeding mechanism; the bottom outlet of the injection pipe 25 is connected to a splitter plate 26.
A plurality of groups of injection molding heads 27 are uniformly arranged on the bottom surface of the flow distribution plate 26, the number and the spacing of the injection molding heads 27 are matched with the cavity holes 13 of the fixed mold plate 12, and a movable mold plate 28 is sleeved on the side wall of the flow distribution plate 26.
The feeding mechanism comprises a motor 17 and a feeding pipe 18, the discharging end of the feeding pipe 18 is connected with the feeding hole of an injection molding pipe 25, one side of the feeding pipe 18 is provided with the motor 17, the motor 17 is connected with a screw rod, the screw rod is positioned in the feeding pipe 18 and is rotatably connected with the feeding pipe 18, the side wall of the feeding pipe 18 is fixed on the side wall of the injection molding pipe 25 through a connecting rod 19, a heating wire is arranged in the feeding pipe 18, a hydraulic cylinder 23 is controlled to work, a movable template 28 and a feeding mechanism arranged on the movable template 28 are driven to move downwards, an upper positioning plate 15 on the movable template 28 is contacted with a lower positioning plate 14 on a fixed template 12 before the movable template 28 is closed with the fixed template 12, the lower positioning plate 14 is enabled to be under the elastic action of an elastic rod 8, the impact force between the movable template 28 and the fixed template 12 is buffered, the service life of the injection molding device is, the screw rod is driven by the working of the motor 17, so that rubber raw materials are heated and melted through the feeding pipe 18 and enter the injection molding pipe 25, then enter the flow distribution plate 26, and the melted rubber raw materials flow into the injection molding heads 27 through the flow distribution plate 26 in an evenly distributed manner, so that the injection molding heads 27 perform injection molding on the framework plates 3 in the cavity holes, then a condensate inlet pipe 9 of a circulating pump body is communicated with a condensing medium, then the condensing medium enters a condensing cavity and flows out from a condensate outlet pipe 10, the framework plates 3 after injection molding are cooled and formed, and the forming efficiency of the framework plates 3 is improved.
The two sides of the movable template 28 are provided with upper positioning plates 15, and the upper positioning plates 15 are positioned right above the lower positioning plate 14 and are matched with the lower positioning plate 14.
A method for injection molding of a skeleton plate 3 by an injection molding device of a high-tightness capacitor composite cover plate comprises the following steps:
s1, placing the framework plate 3 needing to be injected with the rubber layer 2 into the cavity hole 13 on the fixed die plate 12, and filling the cavity hole 13 on the fixed die plate 12;
s2, controlling the hydraulic cylinder 23 to work to drive the movable mould plate 28 and the feeding mechanism installed on the movable mould plate 28 to move downwards, before the movable mould plate 28 and the fixed mould plate 12 are closed, the upper positioning plate 15 on the movable mould plate 28 is in contact with the lower positioning plate 14 on the fixed mould plate 12, the lower positioning plate 14 is under the elastic action of the elastic rod 8, the impact force between the movable mould plate 28 and the fixed mould plate 12 is buffered, then the rubber raw material is added into the feeding pipe 18, the motor 17 works to drive the spiral rod to drive, so that the rubber raw material is heated and melted by the feeding pipe 18 and enters the injection molding pipe 25 and then enters the splitter plate 26, the melted rubber raw material uniformly flows into the injection molding heads 27 through the splitter plate 26, and the injection molding heads 27 perform injection molding on the framework plates 3 in the cavity holes.
The utility model discloses a theory of operation: the rubber layer 2 is arranged on one surface of the framework plate 3, so that the framework plate 3 is arranged on the capacitor shell and has good sealing performance, and the framework plate 3 is made of PPA (polyphthalamide) and reinforced plastic, so that the framework plate 3 has good high-temperature resistance, difficult deformation and difficult softening performance;
the framework plates 3 needing to be subjected to injection molding of the rubber layers 2 are placed in cavity holes 13 in the fixed mold plate 12, and the cavity holes 13 in the fixed mold plate 12 are filled, so that the rubber layers 2 can be subjected to injection molding on multiple groups of framework plates 3 at one time, and the injection molding efficiency of the framework plate body 1 is greatly improved;
controlling the hydraulic cylinder 23 to work, driving the movable mould plate 28 and the feeding mechanism installed on the movable mould plate 28 to move downwards, before the movable mould plate 28 and the fixed mould plate 12 are closed, the upper positioning plate 15 on the movable mould plate 28 is in contact with the lower positioning plate 14 on the fixed mould plate 12, and the lower positioning plate 14 is under the elastic action of the elastic rod 8, so that the impact force between the movable mould plate 28 and the fixed mould plate 12 is buffered, thereby prolonging the service life of the injection moulding device, then, adding the rubber raw material into the feeding pipe 18, driving the screw rod to drive through the work of the motor 17, heating and melting the rubber raw material through the feeding pipe 18, entering the injection moulding pipe 25, entering the splitter plate 26, and enabling the melted rubber raw material to flow into the plurality of injection moulding heads 27 through the splitter plate 26, so that the injection moulding heads 27 perform injection moulding on the framework plates 3 in the cavity holes, and then, introducing a condensing medium through the circulating, then, a condensing medium enters the condensing cavity and flows out from the condensate outlet pipe 10, and the injection molded framework plate 3 is cooled and molded, so that the molding efficiency of the framework plate 3 is improved.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not exhaustive and do not limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (7)
1. The utility model provides a device of moulding plastics of compound apron of condenser of high leakproofness which characterized in that: comprises a framework plate body (1) and an injection molding mechanism (6);
the framework plate body (1) comprises a rubber layer (2) and framework plates (3), the rubber layer (2) formed by an injection molding mechanism (6) is arranged on one side wall and an arc-shaped surface of each framework plate (3), through holes (4) are formed in each framework plate (3), and two groups of through holes (4) are symmetrically arranged along the diameter of each framework plate (3);
the injection molding mechanism (6) comprises a rack (5), a fixed mold plate mounting seat (7), a supporting rod (11), a fixed mold plate (12), a cavity hole (13), a sol injection molding assembly (16), an upper fixing seat (20) and a lower fixing seat (21), wherein the bottom of the rack (5) is provided with the lower fixing seat (21), the lower fixing seat (21) is provided with the upper fixing seat (20) through the supporting rod (11), the upper fixing seat (20) is positioned right above the lower fixing seat (21), the upper fixing seat (20) is provided with the sol injection molding assembly (16), the lower fixing seat (21) is provided with the fixed mold plate mounting seat (7), the top surface of the fixed mold plate mounting seat (7) is provided with the fixed mold plate (12), and the cavity hole (13) matched with the framework plate (3) is uniformly formed in the top surface of the.
2. The injection molding device for the high-sealing-performance composite cover plate of the capacitor as claimed in claim 1, wherein the fixed die plate mounting seat (7) is of a hollow structure, a condensation cavity is formed in an inner cavity of the fixed die plate mounting seat (7), a condensate inlet pipe (9) and a condensate outlet pipe (10) are respectively arranged on one side of the fixed die plate mounting seat (7), and the condensate inlet pipe (9) and the condensate outlet pipe (10) are respectively communicated with the condensation cavity in the fixed die plate mounting seat (7).
3. The injection molding device for the composite cover plate of the capacitor with high sealing performance as claimed in claim 1, wherein the two sides of the fixed mold plate (12) are respectively provided with a lower positioning plate (14), and the lower positioning plates (14) are connected with the lower fixing seat (21) through the elastic rods (8).
4. The injection molding device for the composite cover plate of the capacitor with high sealing performance according to claim 1, wherein the sol injection molding assembly (16) comprises a feeding mechanism, a mounting plate (22), a hydraulic cylinder (23), a supporting rod (24), an injection molding pipe (25), a flow distribution plate (26), an injection molding head (27) and a movable mold plate (28), the mounting plate (22) is arranged in the upper fixed seat (20), the hydraulic cylinder (23) is arranged on the mounting plate (22) through the supporting rod (24), the output end of the hydraulic cylinder (23) is connected with the injection molding pipe (25), a feeding hole is formed in one side of the injection molding pipe (25) and is connected with the feeding mechanism, and a discharging hole in the bottom of the injection molding pipe (25) is connected with the flow distribution plate (26.
5. The injection molding device for the high-tightness composite cover plate of the capacitor as claimed in claim 4, wherein a plurality of groups of injection molding heads (27) are uniformly arranged on the bottom surface of the shunt plate (26), the number and the spacing of the injection molding heads (27) are matched with those of the cavity holes (13) of the fixed mold plate (12), and a movable mold plate (28) is sleeved on the side wall of the shunt plate (26).
6. The injection molding device for the high-tightness composite cover plate of the capacitor as claimed in claim 4, wherein the feeding mechanism comprises a motor (17) and a feeding pipe (18), a discharging end of the feeding pipe (18) is connected with a feeding port of the injection molding pipe (25), the motor (17) is arranged on one side of the feeding pipe (18), the motor (17) is connected with a screw rod, the screw rod is located in the feeding pipe (18) and is rotatably connected with the feeding pipe (18), a side wall of the feeding pipe (18) is fixed on a side wall of the injection molding pipe (25) through a connecting rod (19), and a heating wire is arranged in the feeding pipe (18).
7. The injection molding device for the composite cover plate of the capacitor with high sealing performance as claimed in claim 1, wherein the two sides of the movable mold plate (28) are provided with upper positioning plates (15), and the upper positioning plates (15) are positioned right above the lower positioning plates (14) and are matched with the lower positioning plates (14).
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CN202020690849.7U CN213107832U (en) | 2020-04-29 | 2020-04-29 | High leakproofness's compound apron of condenser device of moulding plastics |
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CN202020690849.7U CN213107832U (en) | 2020-04-29 | 2020-04-29 | High leakproofness's compound apron of condenser device of moulding plastics |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN111531782A (en) * | 2020-04-29 | 2020-08-14 | 安徽省宁国新鼎汽车零部件有限公司 | High-sealing-performance injection molding device and injection molding method for composite cover plate of capacitor |
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2020
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN111531782A (en) * | 2020-04-29 | 2020-08-14 | 安徽省宁国新鼎汽车零部件有限公司 | High-sealing-performance injection molding device and injection molding method for composite cover plate of capacitor |
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