CN108688331B - device for controlling air pressure balance and backflow balance suitable for ink box - Google Patents
device for controlling air pressure balance and backflow balance suitable for ink box Download PDFInfo
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- CN108688331B CN108688331B CN201810330117.4A CN201810330117A CN108688331B CN 108688331 B CN108688331 B CN 108688331B CN 201810330117 A CN201810330117 A CN 201810330117A CN 108688331 B CN108688331 B CN 108688331B
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- 238000007789 sealing Methods 0.000 claims abstract description 115
- 238000010992 reflux Methods 0.000 claims abstract description 13
- 239000013013 elastic material Substances 0.000 claims description 6
- 238000003466 welding Methods 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 6
- 230000007613 environmental effect Effects 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
the invention is a device for controlling air pressure balance and reflux balance suitable for ink box; the device for controlling air pressure balance and reflux balance is composed of an air pressure balance device and a reflux balance device; the ink box has a simple structure, and can achieve a good technical effect of pressure balance in the ink box by mainly utilizing the structural characteristics of the sealing property and the deformability of the structure of the elastic element; and a good backflow control effect can be achieved.
Description
the present application is filed as a divisional application of a patent with application number 2015103453915, application date 2015, 06, 19, entitled "device for controlling air pressure balance and backflow balance for ink cartridge".
Technical Field
the invention relates to a device for controlling air pressure balance and backflow balance, which is suitable for an ink box.
background
The ink-jet printer sold in the market at present uses consumable material which is an ink box, the ink box can be divided into a box body with a nozzle and a box body without the nozzle, sponge is arranged in the box body and used for adsorbing ink for printing, when a user uses the ink box, after the internal ink is used up, the internal sponge occupies the space of the ink box, if the ink is added by himself, the ink adding amount is too much and exceeds the adsorption capacity of the sponge, the ink leaks outwards from a nozzle opening or an ink outlet of the ink box, the ink box can not print, if the ink adding amount is reduced, the internal air can not be completely removed, so that characters or patterns are printed sometimes, the printing effect is not ideal, the ink box can only be discarded, the printing cost is high, meanwhile, the surrounding environment is seriously polluted, the pollution of residual ink to water resources is serious, the influence of a plastic shell to soil is obvious, the ink box needs to be degraded for a long time and, environmental protection, low carbon and energy saving.
among the prior art, there is the ink horn that can adjust storage ink chamber pressure, adopts structures such as spring, piston as a part of atmospheric pressure balancing unit more, and whole atmospheric pressure balancing unit's structure is comparatively complicated, and the spring inefficacy can cause the influence to this effect of atmospheric pressure balance in the long-term use, like the patent: CN 00100899.4; CN02803630.1, etc.
In addition, in the prior art, the structure that the ink box and the pressure balancing device are separated is rare, the pressure balancing device is convenient to disassemble and assemble and can be installed on the upper portion of the ink box cover and the lower portion of the inner surface of the ink box cover, the pressure balancing device is simple in structure, and the good technical effect of pressure balance in the ink box can be achieved only by using the sealing performance and the deformability structural characteristics of the structure of the elastic element.
in addition, the invention is also provided with a backflow balancing device, the main function of the backflow balancing device is to perfect the ink box, when the outside temperature changes, the ink box is sealed, the ink expands with heat and contracts with cold, the air pressure in the ink box rises, and at the moment, the backflow device is arranged to prevent the ink from overflowing from the nozzle or the ink outlet of the ink box.
disclosure of Invention
the invention aims to overcome the defects of the prior art, and the invention aims to provide a device for controlling air pressure balance and backflow balance, which is suitable for an ink box, is mainly used on the ink box of an ink-jet printer, can be arranged at the upper part of a box cover and the lower part of the inner surface of the box cover according to requirements, and is used for controlling the air pressure balance and the backflow balance; the ink box has the advantages that no sponge is arranged in the ink box, the air pressure is kept stable, the ink can be automatically and repeatedly added in a circulating manner, the maximum utilization value of the ink box is realized, the printing cost is reduced, and the advantages of energy conservation and environmental protection are achieved.
And the above technical effects have been verified through experiments, in order to achieve the above purpose, the technical scheme of the invention is as follows:
a device for controlling air pressure balance and backflow balance suitable for an ink box is composed of an air pressure balance device and a backflow balance device;
the air pressure balancing device consists of an upper shell structure, an air pressure balancing main body structure and a lower shell structure;
the air pressure balance main structure consists of a sealing deformation device, an airflow cavity, a circle of side walls, a circular table and an air guide hole;
the upper shell structure, the air pressure balance main body structure and the lower shell structure are assembled into a whole and are arranged in the ink box,
a through hole is formed in each of the upper shell structure and the lower shell structure and penetrates through the upper shell structure and the lower shell structure; the through hole of the upper shell structure is communicated with the airflow cavity and is communicated with the air inlet hole of the ink box cover;
The upper shell structure, the air pressure balance main body structure and the lower shell structure are assembled into a whole in sequence;
The upper surface of the upper shell structure is fixed on the inner surface of the ink box cover, and a through hole in the upper shell structure is communicated with an air inlet hole of the ink box cover so as to be communicated with the air pressure in the ink box;
The whole air pressure balancing device is arranged below the ink box cover and is positioned in the ink box;
the air pressure balance main structure consists of a circle of side wall, a circular table, an airflow cavity and a sealing deformation device; the circular truncated cone and the airflow cavity are wrapped by a circle of side wall; the space formed among the inner surface of the upper shell structure, the circle of side wall and the circular truncated cone is an airflow cavity; the airflow cavity is communicated with an air inlet hole of the ink box cover;
the airflow cavity is communicated with an air inlet on the ink box cover;
The circular truncated cone is positioned in the middle position in the side wall and divides a circle of side wall into an upper part and a lower part; the center of the circular table is provided with a fixing hole, the circular table is provided with a plurality of air guide holes, and the outermost periphery of the lower surface of the circular table is provided with a circle of annular steps;
the sealing deformation device consists of a fixed end structure and a sealing deformation bottom; the sealing deformation bottom and the fixed end structure are both made of elastic materials; the sealing deformation bottom and the fixed end structure are integrally formed,
the fixed end structure comprises the following parts: a section of upright post, a fixed upper end with a diameter larger than that of the upright post, and a section of fixed lower end with a diameter larger than that of the upright post; the upper end head and the lower end are fixed, so that the upright column section is just clamped in the fixing hole on the circular table, the upper end head is upward, and the lower end is arranged towards the inner direction of the ink box;
The sealing deformation bottom is positioned below the airflow cavity and the circular truncated cone; the sealing deformation bottom is connected with the fixed lower end of the fixed end head structure;
The sealing deformation bottom is of a disc structure, and is provided with a circle of deformation sealing rings protruding towards the opposite direction of the fixed end structure from the center point of the sealing deformation bottom to the radial direction;
In addition, a circle of sealing ring protruding towards the direction of the fixed end structure is arranged on the periphery of the deformation sealing ring along the radial direction from the central point of the self-sealing deformation bottom; the points on the sealing ring are sealing points, the sealing points of the deformed sealing ring are abutted against the annular steps of the circular truncated cone, and when the deformed sealing ring is just not deformed, the deformed sealing ring realizes the sealing of the air guide hole.
the backflow balancing device consists of a backflow deformation device, a backflow cavity, a circle of backflow side walls, a backflow circular table and a diversion hole; the backflow balancing device is formed by inverting an air pressure balancing device;
The backflow deformation device consists of a backflow deformation device, a backflow cavity, a circle of backflow side walls, a backflow circular table and a diversion hole;
the backflow balancing device consists of a backflow upper shell structure, a backflow balancing main body structure and a backflow lower shell structure;
A circle of sealing ring protruding towards the fixed end structure is also arranged; the points on the sealing ring are sealing points, the sealing points of the deformed sealing ring are abutted against the annular steps of the circular truncated cone, and when the deformed sealing ring is just not deformed, the deformed sealing ring realizes the sealing of the air guide hole.
the backflow balancing device consists of a backflow deformation device, a backflow cavity, a circle of backflow side walls, a backflow circular table and a diversion hole; the backflow balancing device is formed by inverting an air pressure balancing device;
The backflow deformation device consists of a backflow deformation device, a backflow cavity, a circle of backflow side walls, a backflow circular table and a diversion hole;
the backflow balancing device consists of a backflow upper shell structure, a backflow balancing main body structure and a backflow lower shell structure;
the backflow upper shell structure, the backflow balance main body structure and the backflow lower shell structure are assembled into a whole in sequence, through holes are formed in the backflow upper shell structure and the backflow lower shell structure, and the through holes penetrate through the backflow upper shell structure and the backflow lower shell structure;
The backflow upper shell structure, the backflow balance main body structure and the backflow lower shell structure are assembled into a whole in sequence;
The upper surface of the upper shell structure of the backflow is fixed on the inner surface of the ink box cover,
a through hole is formed in each of the upper backflow shell structure and the lower backflow shell structure and penetrates through the upper backflow shell structure and the lower backflow shell structure; the through hole of the backflow upper shell structure is communicated with the backflow cavity;
the through hole of the backflow upper shell structure is communicated with the airflow cavity of the air pressure balancing device of the ink box cover;
the whole backflow balancing device is arranged below the ink box cover and is positioned in the ink box;
The backflow balance main body structure consists of a circle of backflow side wall, a backflow circular table, a backflow cavity and a backflow deformation device; the circle of backflow side wall wraps the backflow round table and the backflow airflow cavity; a space formed among the inner surface of the lower backflow shell structure, the circle of backflow side wall and the backflow circular truncated cone is a backflow cavity;
The backflow round table is positioned in the middle of the inside of the backflow side wall and divides a circle of backflow side wall into an upper part and a lower part; the center of the backflow round platform is provided with a fixing hole, the backflow round platform is provided with a plurality of flow guide holes, and the outermost periphery of the lower surface of the backflow round platform is provided with a circle of backflow annular steps;
The backflow deformation device consists of a backflow fixed end head structure and a backflow deformation bottom; the backflow deformation bottom and the backflow fixing end structure are both made of elastic materials; the backflow deformation bottom and the backflow fixing end structure are integrally formed,
The backflow fixing end structure consists of the following parts: the section of the backflow column is provided with a backflow fixing upper end with a diameter larger than that of the backflow column, and a backflow fixing lower end with a diameter larger than that of the backflow column; the backflow fixing upper end and the backflow fixing lower end enable the backflow upright column section to be just clamped in a fixing hole in the backflow round platform, the backflow fixing upper end is arranged above, and the backflow fixing lower end is arranged below;
the backflow deformation bottom is positioned above the circular truncated cone; the backflow deformation bottom is connected with the backflow fixing lower end of the backflow fixing end head structure;
the backflow deformation bottom is of a roughly disc structure, and is provided with a circle of backflow deformation sealing rings protruding in the opposite direction to the fixed end structure from the center point of the backflow deformation bottom to the radial direction;
In addition, a circle of backflow sealing ring protruding towards the direction of the structure of the backflow fixing end is arranged on the periphery of the backflow deformation sealing ring along the radial direction from the central point of the backflow deformation bottom; the points on the backflow sealing ring are backflow sealing points, the backflow sealing point of the backflow deformation sealing ring is abutted against the backflow annular step of the backflow circular truncated cone, and when the backflow deformation sealing ring is just not deformed, the backflow deformation sealing ring realizes the sealing of the flow guide hole.
the upper shell structure, the air pressure balance main body structure and the lower shell structure are welded together by ultrasonic waves in sequence, and no gap is left between the upper shell structure, the air pressure balance main body structure and the lower shell structure; the backflow upper shell structure, the backflow balance main body structure and the backflow lower shell structure are welded together through ultrasonic waves in sequence, and no gap is left in welding among the backflow upper shell structure, the backflow balance main body structure and the backflow lower shell structure.
furthermore, the number of the air guide holes and the number of the backflow holes can be set within the range of 2-8, the air guide holes are uniformly distributed on the circular truncated cone, and the backflow holes are uniformly distributed on the backflow circular truncated cone.
Furthermore, the arrangement of an upper shell structure of the air pressure balancing device is omitted; the arrangement of the structure of the backflow lower shell of the backflow balancing device is omitted.
drawings
FIG. 1 is a schematic view of an apparatus for controlling air pressure balance and return flow balance for an ink cartridge according to the present invention;
fig. 2 is a sectional view of a seal deforming means of the air pressure equalizing device of the present invention;
FIG. 3 is a cross-sectional view of a flow-back deformation device of the flow-back balancing apparatus of the present invention;
labeled as: 1-a box cover, 2-air inlets, 3-an ink adding hole, 4-a round table, 5-an airflow cavity, 6-a lower shell structure, 7-a sealed deformation device, 8-an air guide hole, 9-a round table structure, 10-an upper shell structure, 11-an annular step, 12-a side wall,
13-upright column, 14-sealing deformed bottom, 15-fixing upper end, 16-fixing lower end, 17-fixing end structure, 18-deformed sealing ring, 19-sealing ring,
13 ' -backflow upright post, 14 ' -backflow deformed bottom, 15 ' -backflow fixed upper end, 16 ' -backflow fixed lower end head, 17 ' -backflow fixed end head structure, 18 ' -backflow deformed sealing ring, 19 ' -backflow deformed sealing ring,
4 ' -reflux round platform, 5 ' -reflux cavity, 6 ' -reflux upper shell structure, 7 ' -reflux deformation device, 8 ' -diversion hole, 9 ' -reflux round platform structure, 10 ' -reflux lower shell structure, 11 ' -reflux annular step, 12 ' -reflux side wall,
Detailed Description
the invention will be further described with reference to the following figures and specific examples:
a device for controlling air pressure balance and backflow balance suitable for an ink box is composed of an air pressure balance device and a backflow balance device;
the air pressure balancing device consists of an upper shell structure 10, an air pressure balancing main body structure and a lower shell structure 6;
the air pressure balance main structure consists of a sealing deformation device 7, an airflow cavity 5, a circle of side walls 12, a circular table 4 and an air guide hole 8;
the upper shell structure 10 and the air pressure balance main body structure are assembled into a whole and are arranged in the ink box, the upper surface of the upper shell structure 10 is fixed on the position of an air inlet 2 on the inner surface of the ink box cover 1, and a through hole of the upper shell structure 10 is communicated with the air inlet 2 of the ink box cover 1;
the whole air pressure balancing device is arranged below the ink box cover 1 and is positioned in the ink box;
The air pressure balance main structure consists of a circle of side wall 12, a circular table 4, an airflow cavity 5 and a sealing deformation device 7; the circular truncated cone 4 and the airflow cavity 5 are wrapped by a circle of side wall 12; the space formed among the inner surface of the upper shell structure 10, the circle of side wall 12 and the circular truncated cone 4 is an airflow cavity 5;
The airflow cavity 5 is communicated with an air inlet 2 on the ink box cover 1;
The circular truncated cone 4 is positioned in the middle of the side wall 12 and divides the circle of side wall 12 into an upper part and a lower part; the center of the circular truncated cone 4 is provided with a fixing hole, the circular truncated cone 4 is provided with a plurality of air guide holes 8, and the outermost periphery of the lower surface of the circular truncated cone 4 is provided with a ring-shaped step 11;
the sealing deformation device 7 consists of a fixed end structure 17 and a sealing deformation bottom 14; the sealed deformable bottom 14 and the fixed end structure 17 are both made of elastic materials; the seal deformed bottom 14 is integrally formed with the fixed end structure 17,
the fixed end structure 17 is composed of the following parts: a section of upright column 13, a fixed upper end 15 with a diameter larger than that of the upright column 13, and a fixed lower end 16 with a diameter larger than that of the upright column 13; the upper end head 15 and the lower end 16 are fixed, so that the section of the upright post 13 is just clamped in a fixing hole on the circular truncated cone 4, the upper end head 15 is fixed upwards, and the lower end 16 is fixed towards the inner direction of the ink box;
the sealed deformation bottom 14 is positioned below the airflow cavity 5 and the circular truncated cone 4; the sealed deformable bottom 14 is connected with the fixed lower end 16 of the fixed end structure 17;
the sealing deformation bottom 14 is a roughly disc structure, and the sealing deformation bottom 14 is provided with a circle of deformation sealing rings 18 protruding towards the opposite direction of the fixed end structure 17 from the central point to the radial direction;
In addition, a circle of sealing rings 19 protruding towards the fixed end structure 17 is arranged on the periphery of the deformed sealing ring 18 in the radial direction from the central point of the self-sealing deformed bottom 14; points on the sealing ring 19 are sealing points, the sealing points of the deformed sealing ring 19 are abutted against the annular step 11 of the circular truncated cone 4, and the deformed sealing ring 19 realizes the sealing of the air guide hole 8 just before the deformed sealing ring 19 is deformed.
the backflow balancing device consists of a backflow deformation device 7 ', a backflow cavity 5', a circle of backflow side walls 12 ', a backflow circular truncated cone 4' and a backflow hole; the backflow balancing device is formed by inverting an air pressure balancing device;
the backflow deformation device 7 ' consists of a backflow deformation device 7 ', a backflow cavity 5 ', a circle of backflow side walls 12 ', a backflow circular truncated cone 4 ' and a backflow hole;
A through hole is formed in each of the upper backflow shell structure and the lower backflow shell structure and penetrates through the upper backflow shell structure and the lower backflow shell structure; the through hole of the backflow upper shell structure is communicated with the backflow cavity 5';
the backflow balancing device consists of a backflow upper shell structure 6 ', a backflow balancing main body structure and a backflow lower shell structure 10';
a sealing ring 19 protruding towards the fixed end structure 17; points on the sealing ring 19 are sealing points, the sealing points of the deformed sealing ring 19 are abutted against the annular step 11 of the circular truncated cone 4, and the deformed sealing ring 19 realizes the sealing of the air guide hole 8 just before the deformed sealing ring 19 is deformed.
the backflow balancing device consists of a backflow deformation device 7 ', a backflow cavity 5', a circle of backflow side walls 12 ', a backflow circular truncated cone 4' and a backflow hole; the backflow balancing device is formed by inverting an air pressure balancing device;
the backflow deformation device 7 ' consists of a backflow deformation device 7 ', a backflow cavity 5 ', a circle of backflow side walls 12 ', a backflow circular truncated cone 4 ' and a backflow hole;
The backflow balancing device consists of a backflow upper shell structure 6 ', a backflow balancing main body structure and a backflow lower shell structure 10';
The upper shell structure 6 ', the balance main structure and the lower shell structure 10' are assembled into a whole in sequence,
the upper backflow shell structure 6 ', the balance backflow main body structure and the lower backflow shell structure 10' are assembled into a whole in sequence;
the upper surface of the upper shell structure 6' of the backflow is fixed on the inner surface of the ink box cover 1, and the whole backflow balancing device is arranged below the ink box cover 1 and is positioned in the ink box;
the backflow balance main body structure consists of a circle of backflow side wall 12 ', a backflow circular truncated cone 4', a backflow cavity 5 'and a backflow deformation device 7'; the backflow circular truncated cone 4 'and the backflow airflow cavity 5 are wrapped by a circle of backflow side walls 12'; a space formed among the inner surface of the lower backflow shell structure 10 ', a circle of backflow side walls 12' and the backflow circular truncated cone 4 'is a backflow cavity 5';
The backflow circular truncated cone 4 ' is positioned in the middle of the backflow side wall 12 ' and divides a circle of backflow side wall 12 ' into an upper part and a lower part; the center of the backflow round table 4 ' is provided with a fixing hole, the backflow round table 4 ' is provided with a plurality of flow guide holes 8 ', and the outermost periphery of the lower surface of the backflow round table 4 ' is provided with a circle of backflow annular steps 11 ';
The backflow deformation device 7 ' consists of a backflow fixing end structure 17 ' and a backflow deformation bottom 14 '; the backflow deformation bottom 14 'and the backflow fixing end structure 17' are both made of elastic materials; the backflow-deforming bottom 14 'is integrally formed with the backflow-fixing end structure 17',
the backflow-fixing end structure 17' is composed of the following parts: a section of backflow upright column 13 ', a backflow fixing upper end 15 ' with a diameter larger than that of the backflow upright column 13 ', and a backflow fixing lower end 16 ' with a diameter larger than that of the backflow upright column 13 '; the backflow fixing upper end 15 'and the backflow fixing lower end 16' enable the section of the backflow upright post 13 'to be exactly clamped in a fixing hole in the backflow round table 4', the backflow fixing upper end 15 'is arranged above, and the backflow fixing lower end 16' is arranged below;
the backflow deformation bottom 14' is positioned above the circular truncated cone 4; the backflow deformed bottom 14 'is connected with the backflow fixed lower end 16 of the backflow fixed end head structure 17';
The backflow deformation bottom 14 ' is a disc structure, and the backflow deformation bottom 14 ' is provided with a circle of backflow deformation sealing rings 18 ' protruding towards the opposite direction of the fixed end structure 17 from the central point to the radial direction;
in addition, a circle of backflow sealing rings 19 'protruding towards the direction of the backflow fixing end structure 17' are arranged on the periphery of the backflow deformation sealing ring 18 'in the radial direction from the central point of the backflow deformation bottom 14'; points on the backflow sealing ring 19 ' are backflow sealing points, the backflow sealing point of the backflow deformation sealing ring 19 ' is abutted against the backflow annular step 11 ' of the backflow circular truncated cone 4 ', and the backflow deformation sealing ring 19 ' realizes the sealing of the flow guide hole 8 ' just before the backflow deformation sealing ring 19 ' deforms.
the upper shell structure 10, the air pressure balance main body structure and the lower shell structure 6 are welded together by ultrasonic wave in sequence, and no gap is left between the welding of the upper shell structure, the air pressure balance main body structure and the lower shell structure; the backflow upper shell structure 6 ', the backflow balance main body structure and the backflow lower shell structure 10' are welded together by ultrasonic waves in sequence, and no gap is left in the welding among the backflow upper shell structure, the backflow balance main body structure and the backflow lower shell structure.
furthermore, the number of the air guide holes 8 and the number of the backflow holes can be set within the range of 2-8, the air guide holes 8 are uniformly distributed on the circular truncated cone 4, and the backflow holes are uniformly distributed on the backflow circular truncated cone.
Further, the arrangement of the upper housing structure 10 of the air pressure balancing device is omitted; the arrangement of the return lower housing structure 10' of the return flow balancing device is omitted.
Claims (8)
1. the utility model provides a balanced and balanced device of backflowing of control atmospheric pressure suitable for ink horn which characterized in that:
the device for controlling air pressure balance and reflux balance is composed of an air pressure balance device and a reflux balance device;
the air pressure balancing device consists of an upper shell structure, an air pressure balancing main body structure and a lower shell structure;
the upper shell structure, the air pressure balance main body structure and the lower shell structure are assembled into a whole and are arranged in the ink box,
a through hole is formed in each of the upper shell structure and the lower shell structure;
The upper surface of the upper shell structure is fixed on the inner surface of the ink box cover, and a through hole in the upper shell structure is communicated with an air inlet hole of the ink box cover so as to be communicated with the air pressure in the ink box;
The whole air pressure balancing device is arranged below the ink box cover and is positioned in the ink box;
The air pressure balance main structure consists of a circle of side wall, a circular table, an airflow cavity and a sealing deformation device; the space formed among the inner surface of the upper shell structure, the circle of side wall and the circular truncated cone is an airflow cavity; the airflow cavity is communicated with an air inlet hole of the ink box cover;
the circular truncated cone is positioned in the middle position in the side wall and divides a circle of side wall into an upper part and a lower part;
the sealing deformation device consists of a fixed end structure and a sealing deformation bottom;
The fixed end structure comprises the following parts: a section of upright post, a fixed upper end with a diameter larger than that of the upright post, and a section of fixed lower end with a diameter larger than that of the upright post; the upper end head and the lower end are fixed, so that the upright column section is just clamped in the fixing hole on the circular table, the upper end head is upward, and the lower end is arranged towards the inner direction of the ink box;
the sealing deformation bottom is positioned below the airflow cavity and the circular truncated cone; the sealing deformation bottom is connected with the fixed lower end of the fixed end head structure;
the sealing deformation bottom is provided with a deformation sealing ring;
the backflow balancing device is formed by inverting an air pressure balancing device;
the backflow balancing device consists of a backflow upper shell structure, a backflow balancing main body structure and a backflow lower shell structure;
the upper surface of the upper shell structure of the backflow is fixed on the inner surface of the ink box cover,
the inner parts of the upper shell structure and the lower shell structure are both provided with a through hole,
the through hole of the backflow upper shell structure is communicated with the airflow cavity of the air pressure balancing device of the ink box cover;
the whole backflow balancing device is arranged below the ink box cover and is positioned in the ink box;
the backflow balance main body structure consists of a circle of backflow side wall, a backflow circular table, a backflow cavity and a backflow deformation device; a space formed among the inner surface of the lower backflow shell structure, the circle of backflow side wall and the backflow circular truncated cone is a backflow cavity;
the backflow round table is positioned in the middle of the inside of the backflow side wall and divides a circle of backflow side wall into an upper part and a lower part;
the backflow deformation device consists of a backflow fixed end head structure and a backflow deformation bottom;
the backflow fixing end structure consists of the following parts: a section of backflow upright post, a backflow fixed upper end with the diameter larger than that of the backflow upright post, and a backflow fixed lower end with the diameter larger than that of the backflow upright post;
the backflow deformation bottom is positioned above the circular truncated cone and connected with the backflow fixing upper end;
The backflow deformation bottom is provided with a backflow deformation sealing ring;
the backflow deformation bottom is of a roughly disc structure, and the backflow deformation sealing ring protrudes towards the opposite direction of the fixed end structure from the center point of the backflow deformation bottom in the radial direction; a circle of backflow deformation sealing ring protruding towards the direction of the structure of the backflow fixing end is arranged on the periphery of the backflow deformation sealing ring from the central point of the backflow deformation bottom to the radial direction; the points on the backflow deformation sealing ring are backflow sealing points, the backflow sealing point of the backflow deformation sealing ring is abutted against the backflow annular step of the backflow circular truncated cone, and when the backflow deformation sealing ring is just not deformed, the backflow deformation sealing ring realizes the sealing of the flow guide hole.
2. the apparatus for controlling air pressure balance and backflow balance of an ink cartridge according to claim 1, wherein: the upper shell structure, the air pressure balance main body structure and the lower shell structure are welded together by ultrasonic waves in sequence, and no trace is left in the welding among the upper shell structure, the air pressure balance main body structure and the lower shell structure; the through hole of the upper shell structure is communicated with the airflow cavity and is communicated with the air inlet hole of the ink box cover.
3. the apparatus for controlling air pressure balance and backflow balance of an ink cartridge according to claim 1, wherein: the center of the circular truncated cone is provided with a fixing hole, the circular truncated cone is provided with a plurality of air guide holes, and the outermost periphery of the lower surface of the circular truncated cone is provided with a circle of annular steps.
4. The apparatus for controlling air pressure balance and backflow balance of an ink cartridge according to claim 1, wherein: the sealing deformation bottom and the fixed end structure are both made of elastic materials and are integrally formed; the sealing deformation bottom is of a roughly disc structure, and the deformation sealing ring protrudes in the direction opposite to the fixed end structure from the center point of the sealing deformation bottom in the radial direction from the center point of the sealing deformation bottom; the sealing deformation bottom is provided with a circle of sealing rings protruding towards the direction of the fixed end structure on the periphery of the deformation sealing ring in the radial direction from the central point of the sealing deformation bottom; points on the sealing ring are sealing points, the sealing points of the sealing ring are abutted against the annular step of the circular truncated cone, and when the sealing ring is just not deformed, the sealing ring realizes the sealing of the air guide hole.
5. the apparatus for controlling air pressure balance and backflow balance of an ink cartridge according to claim 1, wherein: the backflow upper shell structure, the backflow balance main body structure and the backflow lower shell structure are assembled into a whole in sequence; the backflow upper shell structure, the backflow balance main body structure and the backflow lower shell structure are welded together sequentially through ultrasonic waves, and no trace is left in welding among the backflow upper shell structure, the backflow balance main body structure and the backflow lower shell structure; the through hole of the backflow upper shell structure is communicated with the backflow cavity; the center of the backflow round platform is provided with a fixing hole, the backflow round platform is provided with a plurality of flow guide holes, and the outermost periphery of the lower surface of the backflow round platform is provided with a circle of backflow annular steps.
6. the apparatus for controlling air pressure balance and backflow balance of an ink cartridge according to claim 1, wherein: the backflow deformation bottom and the backflow fixed end head structure are both made of elastic materials, and the backflow deformation bottom is connected with the backflow fixed upper end of the backflow fixed end head structure; the backflow deformation bottom and the backflow fixing end head are integrally formed, the backflow fixing upper end and the backflow fixing lower end head enable the backflow upright column section to be just clamped in a fixing hole in the backflow round platform, the backflow fixing upper end is arranged on the upper portion, and the backflow fixing lower end head is arranged on the lower portion.
7. The apparatus for controlling air pressure balance and backflow balance of an ink cartridge according to claim 3, wherein: the number of the air guide holes and the number of the backflow holes are all set within the range of 2-8, the air guide holes are uniformly distributed on the circular truncated cone, and the backflow holes are uniformly distributed on the backflow circular truncated cone.
8. The apparatus for controlling air pressure balance and backflow balance of an ink cartridge according to claim 1, wherein: the arrangement of an upper shell structure of the air pressure balancing device is omitted; the arrangement of the structure of the backflow lower shell of the backflow balancing device is omitted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810330117.4A CN108688331B (en) | 2015-06-19 | 2015-06-19 | device for controlling air pressure balance and backflow balance suitable for ink box |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810330117.4A CN108688331B (en) | 2015-06-19 | 2015-06-19 | device for controlling air pressure balance and backflow balance suitable for ink box |
| CN201510345391.5A CN106313900B (en) | 2015-06-19 | 2015-06-19 | A kind of control pressure suitable for print cartridge balances and the device for balance of backflowing |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510345391.5A Division CN106313900B (en) | 2015-06-19 | 2015-06-19 | A kind of control pressure suitable for print cartridge balances and the device for balance of backflowing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108688331A CN108688331A (en) | 2018-10-23 |
| CN108688331B true CN108688331B (en) | 2019-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510345391.5A Expired - Fee Related CN106313900B (en) | 2015-06-19 | 2015-06-19 | A kind of control pressure suitable for print cartridge balances and the device for balance of backflowing |
| CN201810330117.4A Active CN108688331B (en) | 2015-06-19 | 2015-06-19 | device for controlling air pressure balance and backflow balance suitable for ink box |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510345391.5A Expired - Fee Related CN106313900B (en) | 2015-06-19 | 2015-06-19 | A kind of control pressure suitable for print cartridge balances and the device for balance of backflowing |
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| CN (2) | CN106313900B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106335285A (en) * | 2015-07-07 | 2017-01-18 | 蒋曙平 | Device applicable to ink cartridge for controlling air pressure balance and backflow balance |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1484583A (en) * | 2001-11-12 | 2004-03-24 | 精工爱普生株式会社 | Ink cartridge |
| CN2905439Y (en) * | 2006-04-28 | 2007-05-30 | 珠海天威技术开发有限公司 | Ink cartridge for ink jet printer and its pressure balance valve |
| CN101722734A (en) * | 2006-03-24 | 2010-06-09 | 珠海天威技术开发有限公司 | Ink box of ink-jet printer, valve component and valve core |
| CN202098112U (en) * | 2011-06-08 | 2012-01-04 | 珠海纳思达企业管理有限公司 | Ink box of ink jet printer |
| CN202156631U (en) * | 2011-06-24 | 2012-03-07 | 山东常青树化工有限公司 | Sealing cap capable of regulating pressure |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2691854Y (en) * | 2004-02-06 | 2005-04-13 | 珠海天威飞马打印耗材有限公司 | Constant pressure continuous ink supplying device |
| JP5979906B2 (en) * | 2012-02-23 | 2016-08-31 | キヤノン株式会社 | Liquid storage container and apparatus capable of mounting the same |
| CN204894790U (en) * | 2015-06-19 | 2015-12-23 | 蒋曙平 | Controlling air pressure balance and balanced device that backflows suitable for ink horn |
| CN106335285A (en) * | 2015-07-07 | 2017-01-18 | 蒋曙平 | Device applicable to ink cartridge for controlling air pressure balance and backflow balance |
| CN204845146U (en) * | 2015-07-07 | 2015-12-09 | 蒋曙平 | Controlling air pressure balance and balanced device that backflows suitable for ink horn |
-
2015
- 2015-06-19 CN CN201510345391.5A patent/CN106313900B/en not_active Expired - Fee Related
- 2015-06-19 CN CN201810330117.4A patent/CN108688331B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1484583A (en) * | 2001-11-12 | 2004-03-24 | 精工爱普生株式会社 | Ink cartridge |
| CN101722734A (en) * | 2006-03-24 | 2010-06-09 | 珠海天威技术开发有限公司 | Ink box of ink-jet printer, valve component and valve core |
| CN2905439Y (en) * | 2006-04-28 | 2007-05-30 | 珠海天威技术开发有限公司 | Ink cartridge for ink jet printer and its pressure balance valve |
| CN202098112U (en) * | 2011-06-08 | 2012-01-04 | 珠海纳思达企业管理有限公司 | Ink box of ink jet printer |
| CN202156631U (en) * | 2011-06-24 | 2012-03-07 | 山东常青树化工有限公司 | Sealing cap capable of regulating pressure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106313900A (en) | 2017-01-11 |
| CN106313900B (en) | 2018-05-04 |
| CN108688331A (en) | 2018-10-23 |
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Effective date of registration: 20191111 Address after: 325000 Miao village, Sanjiang street, Yongjia County, Wenzhou, Zhejiang Applicant after: GONGZHENG GROUP CO.,LTD. Address before: 362216 North Town Industrial Zone, Huian Town, Quanzhou, Fujian Applicant before: HUI'AN XINDAYOU INDUSTRIAL DESIGN CO.,LTD. |
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Effective date of registration: 20231214 Address after: 325600 Miao Bei Cun, Sanjiang Street, Yongjia County, Wenzhou City, Zhejiang Province Patentee after: Wenzhou Gongzheng Intelligent Equipment Co.,Ltd. Address before: 325000 San Jiang Jie Dao Miao Bei Cun, Yongjia County, Wenzhou City, Zhejiang Province Patentee before: GONGZHENG GROUP CO.,LTD. |