CN209772465U - Fluid micro-jetting device and movable unit thereof - Google Patents
Fluid micro-jetting device and movable unit thereof Download PDFInfo
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- CN209772465U CN209772465U CN201920096224.5U CN201920096224U CN209772465U CN 209772465 U CN209772465 U CN 209772465U CN 201920096224 U CN201920096224 U CN 201920096224U CN 209772465 U CN209772465 U CN 209772465U
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Abstract
according to the utility model discloses fluid micro-injection device and activity unit thereof, the activity unit is established between fluid micro-injection device's actuating system and runner subassembly, the activity unit links to each other and is driven by the actuating system in order to open and close the nozzle in the runner subassembly with the actuating system, the activity unit includes the guide holder, form into the column, the interior pilot hole that has a perfect understanding along its axial of injecing, the lower extreme of guide holder can detachably install in the fluid seat of runner subassembly, the rest part of guide holder can stretch into in actuating system's the base member when actuating system and runner subassembly assemble; the upper end of the movable element is connected with an actuating mechanism of the actuating system when the actuating system is assembled with the runner assembly, and the lower end of the movable element is matched with the nozzle; and two ends of the elastic element respectively abut against the upper end of the guide seat and the upper end of the movable element. According to the utility model discloses fluid trace injection apparatus's movable unit has easy dismounting, is convenient for wash the advantage such as.
Description
Technical Field
The utility model relates to a fluid trace injection apparatus and movable unit thereof.
Background
the prior fluid micro-jetting device adopts a flexible hinge mechanism or an operating element to drive a closing element to move for the second time through a lever, thereby realizing the micro-jetting of the fluid. The secondary motion causes abrasion to both ends of the closing element, the replacement frequency is increased, and the maintenance cost is increased; the lifting height of the closing element cannot be adjusted or the adjustment precision is not high, so that the impact force required by fluid injection cannot be adjusted or cannot be adjusted accurately, and the fluid injection effect cannot meet the requirement; the installation and the disassembly of related accessories are complicated, so that the assembly efficiency is low, and the maintenance and the replacement are inconvenient. And the fluid flow channel of the prior fluid micro-spraying device has a closed flow channel, is complex to clean, and is complex to assemble and disassemble related accessories, so that the assembly efficiency is low, and the problems of inconvenient assembly, disassembly and cleaning, high maintenance cost and time-consuming assembly exist.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of the technical problem that exists among the prior art at least.
Therefore, the utility model provides a movable unit of fluid trace injection apparatus, this movable unit of fluid trace injection apparatus is convenient for wash, convenient to use, easy operation.
The utility model also provides a fluid trace injection apparatus, this fluid trace injection apparatus are convenient for wash, prevent to injure operating personnel by mistake among the cleaning process, have promoted the security performance.
According to the utility model discloses fluid micro-jetting device's movable unit of first aspect embodiment, the movable unit establishes between fluid micro-jetting device's actuating system and runner subassembly, movable unit with actuating system links to each other and by actuating system drives in order to open and close nozzle in the runner subassembly, movable unit includes: the guide seat is formed into a column shape, a guide hole which is communicated along the axial direction of the guide seat is defined in the guide seat, the lower end of the guide seat can be detachably arranged in the fluid seat of the flow channel assembly, and the rest part of the guide seat can extend into the base body of the execution system when the execution system is assembled with the flow channel assembly; the movable element is movable along the axial direction of the guide seat, the lower end of the movable element penetrates through and extends out of the guide hole along the axial direction of the guide seat, the upper end of the movable element is positioned above the guide seat, when the actuating system is assembled with the flow channel assembly, the upper end of the movable element is connected with an actuating mechanism of the actuating system and is controlled by the actuating mechanism to move axially along the guide hole, and the lower end of the movable element is matched with the nozzle to open and close the nozzle; and the elastic element is arranged between the upper end of the guide seat and the upper end of the movable element, and two ends of the elastic element respectively abut against the upper end of the guide seat and the upper end of the movable element.
According to the utility model discloses fluid trace injection apparatus through setting up respectively with actuating system and runner subassembly matched with movable unit, adjusts opening, closing and the fluid injection effect of fluid trace injection apparatus's nozzle, this movable unit simple structure, dismouting, washing convenience, the maintenance cost is low.
According to the utility model discloses an embodiment, be equipped with in the fluid seat fluid chamber and with the installation cavity of fluid chamber intercommunication, the nozzle is established in the fluid chamber, the lower extreme detachably of guide holder is installed in the installation cavity, movable element's lower extreme passes the installation cavity stretches into the fluid chamber with the nozzle cooperation.
according to the utility model discloses an embodiment, the cross-section of installation cavity forms to be circular, the lower extreme of guide holder forms to cylindricly, the guide holder is installed when in the installation cavity the outer peripheral face of guide holder with the internal face laminating of installation cavity.
according to the utility model discloses an embodiment, the upper end of installation cavity is equipped with along the non-circular heavy groove of its circumference extension, the periphery of the lower extreme of guide holder be equipped with the positioning platform that heavy groove corresponds, the guide holder is installed when in the installation cavity positioning platform installs heavy inslot.
According to the utility model discloses an embodiment, the heavy groove with the locating platform forms respectively into the long circle that both sides border parallels each other.
According to the utility model discloses an embodiment, the lower extreme of guide holder be equipped with the draining hole of guide hole intercommunication.
according to the utility model discloses an embodiment, the draining hole forms to the square hole, the draining hole is two and two the draining hole is established respectively location platform's relative both sides.
According to the utility model discloses an embodiment, the lower extreme of guide holder be equipped with coaxial setting of guiding hole and radial dimension are greater than the radial dimension's of guiding hole mounting hole, movable unit still includes: and the sealing ring is arranged in the mounting hole and sleeved on the movable element.
According to an embodiment of the invention, the movable element comprises: the cylindrical shaft is movably arranged in the guide hole along the axial direction of the cylindrical shaft, and the lower end of the cylindrical shaft is formed into a ball head; the upper end platform is arranged at the upper end of the cylindrical shaft, the size of the upper end platform is larger than the radius of the cylindrical shaft, and the elastic element is arranged between the upper end platform and the guide seat.
According to the utility model discloses an embodiment, the upper portion of guide holder forms to cylindricly, the upper end of guide holder be equipped with coaxial and the radial dimension of guide holder is less than the reference column of the radial dimension of guide holder, elastic element forms the cover and establishes spring on the reference column.
According to a second aspect of the present invention, the fluid micro-jetting apparatus comprises any one of the movable units described above.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a schematic diagram of a fluid micro-jetting apparatus according to an embodiment of the present invention;
FIG. 2 is a schematic view of an assembly of a flow channel assembly and a movable unit of a fluid micro-jetting apparatus according to an embodiment of the present invention;
FIG. 3 is a schematic assembly view of an actuation system and a movable element of a fluid microjet device according to an embodiment of the present invention;
FIG. 4 is a schematic diagram of a flow channel assembly of a fluid microjet device according to an embodiment of the present invention;
FIG. 5 is a cross-sectional view of a flow channel assembly of a fluid microjet device according to an embodiment of the present invention;
FIG. 6 is a schematic diagram of a fluid seat of a flow channel assembly of a fluid microjet device according to an embodiment of the present invention;
FIG. 7 is a schematic cross-sectional view of a fluid seat of a flow channel assembly of a fluid micro-jetting apparatus, according to an embodiment of the present invention;
FIG. 8 is a schematic diagram of an actuator system of a fluid micro-jetting apparatus, according to an embodiment of the present invention;
FIG. 9 is a schematic diagram of a base of an actuator system of a fluid micro-jetting apparatus, according to an embodiment of the present invention;
FIG. 10 is a schematic diagram of a lever of an actuator system of a fluid micro-jetting apparatus, according to an embodiment of the present invention;
FIG. 11 is a schematic diagram of a movable element of a movable unit of a fluid micro-jetting apparatus, according to an embodiment of the invention;
FIG. 12 is a schematic view of a guide seat of a movable unit of a fluid micro-jetting apparatus according to an embodiment of the present invention;
Fig. 13 is a schematic cross-sectional view of a guide seat of a movable unit of a fluid micro-jetting apparatus according to an embodiment of the present invention.
Reference numerals:
a fluid micro-jetting device 300;
an execution system 100; a base 110; an actuator mounting cavity 111; a positioning groove 117;
An adjustment element 130;
an actuator 140;
a lever 141; a mating concave surface 1411; the first protrusions 1412; a second protrusion 1413;
An actuator 142; a controller 143; an actuator upper top block 144; an actuator lower top block 145; a swing pin 146; an actuator lifter block 147;
A flow channel assembly 200;
a fluid seat 210; a fluid chamber 211;
A mounting cavity 212; a sink tank 2121;
a nozzle 220;
An active unit 400;
A guide holder 410;
A guide hole 411;
a positioning stage 412; an upper positioning flat 4121; a lower locating flat 4122;
An oil drain hole 413; mounting holes 414; an upper positioning cylinder 415; a positioning post 416; a lower positioning cylinder 417;
A movable element 420; a cylindrical shaft 421;
An upper end platform 422; a platform upper end surface 4221; a platform lower end surface 4222;
an elastic member 430; and a seal ring 440.
Detailed Description
reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
the movable unit 400 of the fluid micro-jetting apparatus according to an embodiment of the present invention is described in detail below with reference to the accompanying drawings.
as shown in fig. 1 to 13, according to an embodiment of the present invention, a movable unit 400 of a fluid micro-jetting apparatus is provided between an actuating system 100 of the fluid micro-jetting apparatus 300 and a flow channel assembly 200, the movable unit 400 is connected to the actuating system 100 and driven by the actuating system 100 to open and close a nozzle 220 in the flow channel assembly 200, and the movable unit 400 includes: a guide seat 410, a movable member 420, and an elastic member 430.
Specifically, the guide holder 410 is formed in a cylindrical shape, the guide holder 410 defines therein a guide hole 411 passing therethrough in an axial direction thereof, a lower end of the guide holder 410 is detachably mountable in the fluid holder 210 of the flow channel assembly 200, the remaining portion of the guide holder 410 is capable of protruding into the base 110 of the actuator system 100 when the actuator system 100 is assembled with the flow channel assembly 200, the movable member 420 is movable in the axial direction of the guide holder 410 and a lower end of the movable member 420 passes through and protrudes out of the guide hole 411 in the axial direction of the guide holder 410, an upper end of the movable member 420 is located above the guide holder 410, when the actuator system 100 is assembled with the flow channel assembly 200, an upper end of the movable member 420 is connected to the actuator 140 of the actuator system 100 and is controlled by the actuator 140 to move in the axial direction of the guide hole 411, a lower end of the movable member 420 is engaged with the nozzle 220 to open and close the nozzle 220, the elastic member 430 is disposed between the upper end of the guide holder 410 and the upper end of the movable End and upper end of the movable member 420.
in other words, according to the movable unit 400 of the fluid micro-jetting apparatus of the embodiment of the present invention, the movable unit 400 may be disposed between the actuator 100 and the flow channel assembly 200 of the fluid micro-jetting apparatus 300, the movable unit 400 mainly includes the guide holder 410, the movable element 420 and the elastic element 430, the actuator mounting cavity 111 is defined in the base body 110, the actuator 140 may be movably disposed in the actuator mounting cavity 111, the movable unit 400 is connected to the actuator 100, the movable unit 400 is driven by the actuator 100 to move, so as to open and close the nozzle 220 in the flow channel assembly 200, the guide holder 410 may be formed in a column shape, the lower end of the guide holder 410 may be detachably mounted in the fluid holder 210, when the actuator 100 is assembled with the flow channel assembly 200, the rest of the guide holder 410 may extend into the base body 110, the guide hole 411 is defined in the guide holder 410, the guiding hole 411 is through along the axial direction of the guiding seat 410, and is matched with the movable element 420 to guide the movable element 420, the upper end of the movable element 420 is located above the guiding seat 410, the upper end of the movable element 420 is connected with the actuating mechanism 140 of the actuating system 100, the movable element 420 is movable along the axial direction of the guiding seat 410, an elastic element 430 is arranged between the upper end of the movable element 420 and the upper end of the guiding seat 410, two ends of the elastic element 430 respectively abut against the upper end of the guiding seat 410 and the upper end of the movable element 420, the lower end of the movable element 420 passes through and extends out of the guiding hole 411 along the axial direction of the guiding seat 410, the actuating system 100 is assembled with the flow channel assembly 200, when the nozzle 220 needs to be closed, the actuating mechanism 140 of the actuating system 100 can control the movable element 420 to move downwards against the resistance of the elastic element 430, at this time, the movable element 420, the lower end of the movable element 420 cooperates with the nozzle 220 to close the nozzle 220, and when the nozzle 220 needs to be opened, the actuator 140 can control the movable element 420 to move upward along the axial direction of the guide hole 411, and at the same time, the movable element 420 can return under the restoring force of the elastic element 430, and at this time, the lower end of the movable element 420 cooperates with the nozzle 220 to open the nozzle 220.
in summary, according to the embodiment of the present invention, the movable unit 400 of the fluid micro-injection device is disposed between the actuating system 100 of the fluid micro-injection device 300 and the flow channel assembly 200, when the actuating system 100 is assembled with the flow channel assembly 200, the lower end of the guide seat 410 is detachably mounted in the fluid seat 210, and the rest of the guide seat 410 can extend into the base 110, so as to facilitate the detachment and installation of the movable unit 400, and facilitate the cleaning of the movable unit 400 and the guide seat 410, thereby providing advantages of convenient use, simple operation, and preventing accidental injury to the operator during the cleaning process.
As shown in fig. 3, 6 and 7, according to an embodiment of the present invention, a fluid chamber 211 and a mounting chamber 212 communicating with the fluid chamber 211 may be disposed in the fluid seat 210, the nozzle 220 may be disposed in the fluid chamber 211, a lower end of the guide seat 410 may be detachably mounted in the mounting chamber 212, a lower end of the movable member 420 may extend into the fluid chamber 211 through the mounting chamber 212 to be engaged with the nozzle 220, and fluid may be provided to the nozzle 220 through the fluid chamber 211.
It should be noted that when the lower end of the movable element 420 moves downward to close the spraying channel corresponding to the spraying nozzle 220, the spraying nozzle 220 is closed, and when the movable element 420 moves upward, the lower end of the movable element 420 is separated from the spraying channel, so that the fluid can be sprayed out from the spraying channel, and by controlling the distance that the movable element 420 is separated from the spraying channel, the spraying effect of the spraying nozzle 220 to spray the fluid can be controlled.
Further, the cross-section of the installation cavity 212 may be formed in a circular shape, the lower end of the guide holder 410 may be formed in a cylindrical shape, and the outer circumferential surface of the guide holder 410 is fitted to the inner wall surface of the installation cavity 212 when the guide holder 410 is installed in the installation cavity 212, thereby preventing the guide holder 410 and the movable member 420 connected to the guide holder 410 from shaking during assembly and use.
As shown in fig. 6, in some embodiments of the present invention, the upper end of the installation cavity 212 may be provided with a non-circular sinking groove 2121 extending along the circumferential direction thereof, the periphery of the lower end of the guide seat 410 is provided with a positioning platform 412 corresponding to the sinking groove 2121, the positioning platform 412 is installed in the sinking groove 2121 when the guide seat 410 is installed in the installation cavity 212, so as to improve the positioning effect, and prevent the lower end of the guide seat 410 from rotating and shaking in the sinking groove 2121 during the assembling process and the using process.
the positioning platform 412 is provided with an upper positioning plane 4121 and a lower positioning plane 4122, the upper positioning plane 4121 can be completely overlapped with a part of the lower surface of the base body 110, so that the axis of the guide seat 410 is completely coaxial with the axis of the mounting hole of the base body 110 and is perpendicular to a part of the lower surface of the base body 110, the lower positioning plane 4122 can be completely overlapped with a part of the upper surface of the fluid seat 210, so that the axis of the guide seat 410 is completely coaxial with the axis of the positioning hole of the fluid seat 210, and thus the axis of the movable element 420 is ensured to be overlapped with the axis of the nozzle 220.
Alternatively, the sinking groove 2121 and the positioning platform 412 are respectively formed into an oblong shape with two side edges parallel to each other, and the sinking groove 2121 can be matched with the positioning platform 412, so that when the movable element 420 and the guide seat 410 are assembled into the fluid seat 210 together, the position is fixed, rotation does not occur, the installation and the disassembly are convenient, and the assembly time is saved.
As shown in fig. 12 and 13, according to an embodiment of the present invention, the lower end of the guide seat 410 is provided with an oil drainage hole 413 communicated with the guide hole 411, and it should be noted that the oil drainage hole 413 may correspond to the side through hole of the fluid seat 210, so that when glue leaks, the leaked glue can be drained.
In some embodiments of the present invention, the oil drainage hole 413 may be formed as a square hole, the oil drainage hole 413 is two and two oil drainage holes 413 respectively disposed at two opposite sides of the positioning platform 412, it should be noted that the sinking groove 2121 and the positioning platform 412 are matched to make the oil drainage hole 413 correspond to the side through hole of the fluid seat 210, so as to facilitate the drainage of the leaked glue.
As shown in fig. 2, according to an embodiment of the present invention, the lower end of the guide seat 410 may be provided with a mounting hole 414 coaxially disposed with the guide hole 411 and having a radial dimension larger than that of the guide hole 411, the movable unit 400 further includes a sealing ring 440, the sealing ring 440 may be disposed in the mounting hole 414 and sleeved on the movable element 420, and after the movable unit 400 is installed in the guide seat 410, the sealing ring 440 may prevent flowing water from overflowing onto the outer peripheral surface of the movable unit 400.
according to one embodiment of the present invention, the movable element 420 includes a cylindrical shaft 421 and an upper end platform 422.
specifically, the cylindrical shaft 421 is movably disposed in the guide hole 411 along the axial direction thereof, the lower end of the cylindrical shaft 421 is formed as a ball head, the upper end platform 422 is disposed at the upper end of the cylindrical shaft 421, the size of the upper end platform 422 is larger than the radius of the cylindrical shaft 421, and the elastic element 430 is disposed between the upper end platform 422 and the guide seat 410.
as shown in fig. 8, the actuator 140 includes a lever 141 and an actuator 142, a lower surface of a first end of the lever 141 is provided with a second protrusion 1413, the upper end platform 422 includes a platform upper end surface 4221 and a platform lower end surface 4222, the platform upper end surface 4221 is in close contact with the second protrusion 1413, so that the actuator 142 can transmit displacement and force values through the lever 141, the platform lower end surface 4222 is in close contact with the elastic element 430, so that the platform upper end surface 4221 can be in close contact with the second protrusion 1413, a central axis of the cylindrical shaft 421 can be perpendicular to the platform upper end surface 4221, the cylindrical shaft 421 can be matched with the guide hole 411, the cylindrical shaft 421 can move up and down along the guide hole 411, and the ball head can be coaxial with and in close contact with an axis of the nozzle 220, so that fluid can.
The upper surface of the second end of the lever 141 is provided with a first protrusion 1412, the upper end of the actuator 142 is provided with an actuator upper top block 144, the lower end of the actuator 142 is provided with an actuator lower top block 145, the actuator lower top block 145 is matched with the first protrusion 1412 at the right end of the lever 141, the actuator 142 can be abutted against the adjusting element 130 through the actuator upper top block 144, the adjusting element 130 is connected with the actuator 142 to adjust the working position of the actuator 142, the actuator 142 is abutted against the lever 141 through the actuator lower top block 145, the upper end of the adjusting element 130 is provided with an actuator inclined top block 147 connected with the adjusting element, the first protrusion 1412 can be formed into an arc-shaped protrusion matched with a lower arc opening of the actuator lower top block 145, the radius of the arc-shaped protrusion is smaller than that of the lower arc opening of the actuator lower top block 145, so as to facilitate the formation of line contact, reduce the influence.
The upper flat surface of the actuator lifter block 147 may cooperate with the adjustment flat surface on the base 110 to ensure that the actuator lifter block 147 translates in conformance with the adjustment flat surface, and the lower inclined surface of the actuator lifter block 147 may cooperate with the inclined surface of the adjustment member 130 to translate the actuator lifter block translation into a downward adjustment movement of the adjustment member 130.
The positioning groove 117 is formed in the base body 110, the swing pin shaft 146 is arranged in the positioning groove 117, the matching concave surface 1411 is arranged on the lower surface of the right end of the lever 141, the matching concave surface 1411 is matched with the swing pin shaft 146, the lever 141 is pivotally arranged in the execution mechanism installation cavity 111 around the axis of the swing pin shaft 146, the matching concave surface 1411 can be formed into an arc-shaped recess matched with the swing pin shaft 146, the radius of the arc-shaped recess is larger than that of the swing pin shaft 146, the rotation line contact is favorably formed, the friction influence is reduced, and the displacement and the force transmission of. It should be noted that the axis of the actuator 142 and the axis of the swing pin 146 may be horizontally offset, and in the present application, the contact point of the actuator 142 and the lever 141 may be located on the left side of the swing pin 146, i.e., the contact point of the lever 141 and the movable element 430 and the contact point of the lever 141 and the actuator 142 may be located on the same side of the swing pin 146. Therefore, when the actuator 142 extends and contracts, the movable displacement of the right end of the lever 141 caused by applying a force to the right end of the lever 141 can be amplified at the left end of the lever 141, so that the displacement of the movable element 430 can be conveniently adjusted by performing small displacement adjustment at the right end of the lever 141, and the adjustment is more convenient and accurate.
As shown in fig. 2, 12 and 13, alternatively, the upper portion of the guide holder 410 may be formed in a cylindrical shape, the upper end of the guide holder 410 is provided with a positioning post 450 which is coaxial with the guide holder 410 and has a radial dimension smaller than that of the guide holder 410, the elastic element 430 is formed as a spring which is sleeved on the positioning post 450, so as to facilitate assembly of the spring and prevent the spring from interfering with the movable unit 400 during use, the upper end surface of the spring may be perpendicular to the axis of the spring, the upper end surface of the spring is in close contact with the lower end surface 4222 of the platform, the upper end surface 4221 of the platform is in close contact with the second protrusion 1413, so as to enable the movable element 420 to reach a corresponding height position in time, the lower end surface of the spring may be perpendicular to the axis of the spring, the lower end surface of the spring is in close contact with the upper end surface of the guide holder 410, so as to transmit the, the position stability of the spring is convenient to ensure.
The guide holder 410 further comprises an upper positioning cylinder 415, a positioning column 416 and a lower positioning cylinder 417, wherein the upper positioning cylinder 415 is matched with a positioning hole on the base 110, and an upper positioning plane of the upper positioning cylinder 415 is completely overlapped with a part of the lower surface of the base 110, so that the axis of the guide holder 410 is completely coaxial with the axis of the mounting hole of the base 110 and can be perpendicular to the part of the lower surface of the base 110, an outer cylindrical portion of the positioning column 416 is matched with the inner diameter of a spring, thereby ensuring the position stability of the spring, and an upper platform end surface of the positioning column 416 transmits the reverse force transmitted by the spring to the fluid holder 210, thereby ensuring the force value stability, the lower positioning cylinder 417 is matched with a positioning cylinder hole on the fluid holder 210, and the lower positioning plane of the lower positioning cylinder 417 is completely overlapped with a part of the upper surface of the fluid holder 210, so that the axis of the guide holder 410 is, thereby ensuring that the axis of the movable element 420 coincides with the axis of the nozzle 26.
According to the utility model discloses fluid micro-jetting device 300 includes according to the fluid micro-jetting device's of above-mentioned embodiment movable unit 400, because according to the utility model discloses the movable unit 400 of above-mentioned embodiment has above-mentioned technological effect, consequently, according to the utility model discloses fluid micro-jetting device 300 of embodiment also has corresponding technological effect, can make things convenient for dismouting and washing promptly.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
while embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (11)
1. a movable unit of a fluid micro-jetting device, the movable unit disposed between an actuation system of the fluid micro-jetting device and a flow channel assembly, the movable unit coupled to the actuation system and actuated by the actuation system to open and close a nozzle within the flow channel assembly, the movable unit comprising:
The guide seat is formed into a column shape, a guide hole which is communicated along the axial direction of the guide seat is defined in the guide seat, the lower end of the guide seat can be detachably arranged in the fluid seat of the flow channel assembly, and the rest part of the guide seat can extend into the base body of the execution system when the execution system is assembled with the flow channel assembly;
the movable element is movable along the axial direction of the guide seat, the lower end of the movable element penetrates through and extends out of the guide hole along the axial direction of the guide seat, the upper end of the movable element is positioned above the guide seat, when the actuating system is assembled with the flow channel assembly, the upper end of the movable element is connected with an actuating mechanism of the actuating system and is controlled by the actuating mechanism to move axially along the guide hole, and the lower end of the movable element is matched with the nozzle to open and close the nozzle;
and the elastic element is arranged between the upper end of the guide seat and the upper end of the movable element, and two ends of the elastic element respectively abut against the upper end of the guide seat and the upper end of the movable element.
2. The mobile unit of a fluid micro-spraying device as claimed in claim 1, wherein the fluid seat has a fluid chamber and a mounting chamber communicating with the fluid chamber, the nozzle is disposed in the fluid chamber, the lower end of the guide seat is detachably mounted in the mounting chamber, and the lower end of the mobile element passes through the mounting chamber and extends into the fluid chamber to be engaged with the nozzle.
3. the movable unit of a fluid micro-jetting device according to claim 2, wherein the mounting chamber has a circular cross-section, the lower end of the guide holder has a cylindrical shape, and an outer peripheral surface of the guide holder is fitted to an inner wall surface of the mounting chamber when the guide holder is mounted in the mounting chamber.
4. the mobile unit of a fluid micro-jetting device, as claimed in claim 2, wherein the upper end of the mounting chamber is provided with a non-circular sinking groove extending along a circumferential direction thereof, and the outer circumference of the lower end of the guide holder is provided with a positioning platform corresponding to the sinking groove, and the positioning platform is mounted in the sinking groove when the guide holder is mounted in the mounting chamber.
5. the movable unit of a fluid micro-jetting device according to claim 4, wherein the sink and the positioning stage are respectively formed in an oblong shape having both side edges parallel to each other.
6. The movable unit of a fluid micro-jetting device as recited in claim 5, wherein a drain hole communicating with the guide hole is formed at a lower end of the guide holder.
7. The movable unit of a fluid micro-jetting device as recited in claim 6, wherein the oil drainage holes are formed as square holes, and two oil drainage holes are formed at opposite sides of the positioning platform.
8. the movable unit of a fluid micro-jetting device as recited in claim 1, wherein a lower end of the guide holder is provided with a mounting hole which is coaxially disposed with the guide hole and has a radial dimension larger than that of the guide hole, the movable unit further comprising:
And the sealing ring is arranged in the mounting hole and sleeved on the movable element.
9. The fluid micro-jetting device as recited in claim 1, wherein the movable element comprises:
The cylindrical shaft is movably arranged in the guide hole along the axial direction of the cylindrical shaft, and the lower end of the cylindrical shaft is formed into a ball head;
the upper end platform is arranged at the upper end of the cylindrical shaft, the size of the upper end platform is larger than the radius of the cylindrical shaft, and the elastic element is arranged between the upper end platform and the guide seat.
10. the mobile unit of a fluid micro-jetting device, as claimed in claim 9, wherein the upper portion of the guide base is formed in a cylindrical shape, a positioning post is provided at the upper end of the guide base, the positioning post is coaxial with the guide base and has a radial dimension smaller than that of the guide base, and the elastic member is formed as a spring fitted over the positioning post.
11. a fluid micro-jetting device comprising a mobile unit according to any one of claims 1-10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920096224.5U CN209772465U (en) | 2019-01-21 | 2019-01-21 | Fluid micro-jetting device and movable unit thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920096224.5U CN209772465U (en) | 2019-01-21 | 2019-01-21 | Fluid micro-jetting device and movable unit thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209772465U true CN209772465U (en) | 2019-12-13 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109718966A (en) * | 2019-01-21 | 2019-05-07 | 常州铭赛机器人科技股份有限公司 | Fluid micro injection apparatus and its active unit |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109718966A (en) * | 2019-01-21 | 2019-05-07 | 常州铭赛机器人科技股份有限公司 | Fluid micro injection apparatus and its active unit |
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