CN2043113U - Cartridge control device for fluid reversing - Google Patents
Cartridge control device for fluid reversing Download PDFInfo
- Publication number
- CN2043113U CN2043113U CN 89200413 CN89200413U CN2043113U CN 2043113 U CN2043113 U CN 2043113U CN 89200413 CN89200413 CN 89200413 CN 89200413 U CN89200413 U CN 89200413U CN 2043113 U CN2043113 U CN 2043113U
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- CN
- China
- Prior art keywords
- hole
- control valve
- fluid
- lower plate
- blowhole
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Abstract
The utility model provides an assembly of cartridge control device for fluid reversing for a dentistry treating station, which is composed of a plurality of fluid selecting valves, comprising an upper plate and a lower plate, wherein, the input and output part of the fluid is arranged on the lower plate, whereas the fluid controlling valve is arranged on the upper plate. While in use, the upper plate and the lower plate is transfixed into integration by screws. When the utility model is blocked and obstructed, the retaining screws can be dismounted and another upper plate can be reloaded. Thusly the problem of fault can be resolved expeditiously at ease.
Description
This utility model relates to the cassette fluid reversing control device that a kind of dental diagnostic platform is used, be particularly related to and a kind ofly several control valves be set, and the cassette fluid reversing control device that fluid input and dental diagnostic platform that outfan constituted are used is set in a lower plate at a upper plate.This upper plate and lower plate are fixed by screw, when this device has blocking barrier or other situation to produce, can pull down this screw and fix so that change the outfit, so can be easily and promptly solve fault.
The fluid control device that generally is used for the dental diagnostic platform has several, wherein generally use electromagnetic valve, it by relay or directly switch come the open and-shut mode of application valve body, though this type of electromagnetic valve can reach the purpose of control, yet can produce many disadvantages through life-time service.For example: the insulant between the winding coil can be degenerated because of hyperpyrexia and be broken down, and this type of joint and passage are extremely many, easily increase fault rate, if voltage is too low or supply unsteady area at power supply the service efficiency of electromagnetic valve there is adverse effect, in addition, utilize the situation of electric power control current to be easy to generate leaky.And this type of solenoid valve controller is single controller, wants a plurality ofly to use simultaneously, must occupy great volume for fear of the influence in magnetic field to each other.
In order to overcome the shortcoming of solenoid valve controller, other has a kind of controller that utilizes gas input to come application valve body to open and close to be used (seeing also Fig. 3) in a large number, though this quasi-controller has solved the shortcoming of part electromagnetic valve, yet the piston portion (43) of this type of application valve body (4) manufactures one with fluid input (41) and outfan (42), and its assembling need utilize special tool(s), if when in use the situation of blocking barrier taking place, can't find its abort situation at once, and, must utilize special tool(s) this controller could be unloaded, change the outfit except that non-technical personnel arrives at the scene, otherwise can't solve failure problems immediately effectively.In addition, this type of application valve body still is single controller, and is a plurality of when using simultaneously, except the number that increases joint and passage, also need occupy than large space, the discontented full purpose of using.
The cassette fluid reversing control device that provides a kind of dental diagnostic platform to use is provided the purpose of this utility model, it comprises the lower plate that a upper plate and that is provided with control valve is provided with fluid input and outfan, this upper plate and lower plate are run through by general screw and are combined into one, thereby have improved the shortcoming of the existing control valve that control valve and input, outfan are integrally combined.Therefore, when taking place if any fault, can utilize general tool, for example plus driver can directly be dismantled the new upper plate that change the outfit with the upper plate that easily produces fault, does not resemble existing control valve, must pull down other fitting attachmentss, just can unload this control valve for maintenance.Therefore,, can solve failure problems immediately, need not to consume the too many time based on the special project organization of this utility model.
Another purpose of the present utility model is to provide a cassette fluid reversing control device, because its characteristic that is easy to change, when taking place if any fault, do not need to rely on the specialized maintenance personnel and just can implement service work, except avoiding directly influencing dentist's the work or patient's consultation time and emotion, can also save the maintainer parent to on-the-spot time and cost, for the dental clinic or manufacturer of remote districts, be a practical creation.And the upper plate that breaks down can with modes such as mailing send return after the supplier maintenance standby.
A purpose more of the present utility model is to provide a cassette fluid reversing control device, it is combined into one by several application valve bodies, except the number of a large amount of minimizing joints and passage, can also reduce the shared volume of existing several single control valves, very practical.
Technical solution of the present utility model is:
The cassette fluid reversing control device that a kind of dental diagnostic platform is used comprises a upper plate and a lower plate, on this upper and lower plate, is provided with the configuration hole of vertically running through and passes through wherein, thereby should be combined into one by upper and lower plate in order to screw, wherein,
In above-mentioned upper plate, be provided with some control valve openings that laterally run through its sidewall, the internal diameter of this control valve opening is not of uniform size, wherein place mid portion with a less internal diameter section, thereby this control valve opening is divided into leading portion, stage casing and back segment part, and blind nut, a piston control loop and a helical spring were provided with a piston portion in the part of above-mentioned stage casing before ecto-entad was respectively equipped with one in the above-mentioned leading portion part, reach and be provided with a helical spring and a back blind nut in the above-mentioned back segment part from inside to outside
Above-mentioned control valve opening can be divided into the left and right sides that number equates or do not wait, and wherein the back segment of the control valve opening of each side is partly worn into the perforation shape for laterally cutting a hole, and about this in two penetrating vias arbitrary position respectively be provided with run through downwards this upper plate bottom surface on supply hole.In addition, preceding blind nut and the junction of control loop at each control valve opening are provided with the last blowhole that runs through this upper plate bottom surface downwards, and are respectively equipped with venthole in stage casing part front and back and reach and connect the hole,
In above-mentioned lower plate, be respectively equipped with the last supply hole of corresponding above-mentioned control valve opening bottom surface, last blowhole, last venthole reaches goes up the following supply hole of connecting the hole, following blowhole, lower production well reaches connects the hole down, foraminous top at this lower plate upper surface, all be embedded with the O shape ring of an anti-leak, the following supply hole of setting up wherein is horizontally through the lower plate sidewall for different fluid input (for example filtered water or filtration regulated air) is set, in addition, with control valve opening same direction, this time blowhole is horizontally through the lower plate sidewall for the gas input that is provided as signal input usefulness, this time connected the hole and is horizontally through another sidewall of lower plate for the fluid outfan is set, and lower production well connects each other and extend to outside the two ends sidewall of lower plate
Therefore, when filtering voltage stabilizing gas by this gas input input, this gas will promote control loop via descending blowhole and last blowhole, this control loop pushes away piston portion by spring action the position of its obstruction, make the penetrating via that connects the fluid input connect the hole and communicate, so this fluid is directed to corresponding fluid outfan via connecting the hole down with going up of this control valve opening.
The further purpose of this utility model, feature and effect are described in detail as follows with preferred embodiment and conjunction with figs.:
Fig. 1 is the outside drawing of this utility model one preferred embodiment.
Fig. 2 is the decomposing schematic representation of the above-mentioned preferred embodiment of this utility model.
Fig. 3 is the cutaway view of the above-mentioned preferred embodiment of this utility model 3-3 along the line.
Fig. 4 is the vertical view of lower plate passage in the above-mentioned preferred embodiment of this utility model.
Fig. 5 is the outside drawing of existing fluid reversing control device.
See also shown in Figure 1, the cassette fluid reversing control device that dental diagnostic platform of the present utility model is used comprises a upper plate (1) and a lower plate (2) substantially, this upper plate (1) and lower plate (2) are provided with the configuration hole of vertically running through (11) and reach (21) in order to screw (12,13) pass through wherein, thereby this upper and lower plate (1,2) is combined into one for use.Be provided with assembling post (3) in addition in the bottom surface of lower plate (2), so that this device is fixed in the dental diagnostic platform.
Please join shown in valve Fig. 2,3, in this upper plate (1), be provided with some control valve openings (14) that laterally run through its sidewall.Because these control valve opening (14) structures are identical, so only describe with regard to one of them at this.The internal diameter of this control valve opening (14) is not of uniform size, wherein places mid portion with a less internal diameter section (140), thereby this control valve opening (14) is divided into leading portion, stage casing and back segment part.Blind nut (41) before ecto-entad is respectively equipped with one in the leading portion part, an one piston control loop (42) and a helical spring (43), be provided with a piston portion (44) in the part of stage casing, be provided with a helical spring (45) and a back blind nut (46) in the back segment part from inside to outside.
This control valve opening (14) can be divided into the left and right sides that number equates or do not wait according to its distribution scenario, the back segment of the control valve opening (14) of each side is partly worn into the perforation shape for laterally cutting a hole, see also machining hole shown in Figure 2 (15), penetrating via of two sides is promptly finished by this machining hole (15) about this.Again, about in two penetrating vias arbitrary position respectively be provided with run through downwards the upper plate bottom surface on supply hole (16), in addition, control the junction of preceding blind nut (41) with the control loop (42) of valve opening (14) at each, be provided with the last blowhole (17) that runs through upper plate (1) bottom surface downwards, and before and after the part of stage casing, be respectively equipped with venthole (18) and go up connection hole (19).
Assembly in the above-mentioned control valve opening (14) is for the structure particular design that cooperates this hole.For example, the inboard front end of preceding blind nut (41) be provided with that a projection (410) makes and control loop (42) between form a space, this space is aimed at and is gone up blowhole (17) and so that make gas enter this space control loop (42) is advanced to the stage casing part.The side of pro-blind nut is provided with O shape ring (411) and leaks out this space to prevent gas; And control loop (42) is locating to be provided with a V-ring (421) near preceding blind nut (41), the opening surface of this ring (421) is blind nut (41) forward, passes the mid portion in the peripheral flow direction control valve hole (14) of control loop (42) to prevent the gas by last blowhole (17) input.Above-mentioned last venthole (18) is arranged between control loop (42) and the piston portion (44), on control loop (42), establish a V-ring (422) in addition, the opening surface of this ring (422) is to piston portion (44), and the periphery that passes control loop (42) with the fluid that prevents control valve hole back segment part flows to upward blowhole (17).Above-mentioned control loop (42) is gone up two V-rings that are provided with and also can be replaced by two O shape rings.
Piston portion (44) can be divided into a head (441), a bar portion (442) and a prevention portion (443) successively, wherein when this control valve is positioned at the closed position, head (441) places the bigger back segment part of internal diameter, prevention portion (443) places the stage casing part, and connects hole (19) on bar portion (442) aligning.In the bottom of head (441) and the side of prevention portion (443) respectively be provided with O shape ring (444) (or V-ring also can), combined effect by the set O shape ring (444) of piston portion (44) forward and backward two ends helical spring and piston portion (44), stage casing part and back segment part that can isolated controlling valve opening (14) also be about to go up and connect hole (19) and last supply hole (16) separates.
In lower plate (2), please join valve Fig. 4, be respectively equipped with corresponding control valve opening bottom surface last supply hole (16), go up blowhole (17), go up venthole (18) and go up the following supply hole (26) of connecting hole (19), blowhole (27), lower production well (28) and connection hole (29) down down.On the foraminous top of lower plate (2) upper surface, all be embedded with the O shape ring (20) of an anti-leak, so that upper plate (1) lower plate (2) when being combined into one, prevents that escape of liquid from going out.Position corresponding to the machining hole (15) of upper plate (1), in lower plate (2), be provided with a hole, be connected with following supply hole (26), the external tube head in this hole (25) is the fluid input, show and easily know, the tube head of the left and right sides (25) can draw and connects different fluids, for example: filtered water or filter regulated air etc.In addition, with control valve opening (14) same direction, following blowhole (27) is horizontally through lower plate (2) sidewall for the gas input (22) that is provided as signal input usefulness, and all are connected hole (29) down and are horizontally through another sidewall of lower plate (2) for fluid outfan (23) is set.And lower production well connects each other and extend to the ease-hole (24) of the two ends sidewall of lower plate (2), and the setting of wherein going up venthole (18), lower production well (28) and ease-hole (24) is the air drag that exists therein when control loop promotes in order to reduce.
Therefore, when by gas input (22) input gas, gas will be via blowhole (27) and upward blowhole (17) down.Gas is covered with between (41) and (42) and promotes control loop (42) and advance to the stage casing part.The propelling pressure that this control loop (42) produces, the compression spring pushes away piston portion (44) position of its obstruction, make via supply hole (26) down and go up supply hole (16) and fluid input (25) is communicated with last connection hole (19), thus with this fluid via connecting the fluid outfan (23) that hole (29) is directed to correspondence down.When signal gas disappears, spring (43) pushes back the origin-location with control loop (42), and another spring (45) is also with piston portion (44) pushed home, like this, between last connection hole (19) and last supply hole (16), form and block shape, fluid is closed once again.
In sum, cartridge control device for fluid reversing of the present utility model, not only easy to use, maintenance detects easily and can reduce cost.
Claims (3)
1, the cassette fluid reversing control device used of a kind of dental diagnostic platform comprises a upper plate and a lower plate, on this upper and lower plate, be provided with the configuration hole vertically run through in order to screw by wherein, thereby should be combined into one by upper and lower plate, it is characterized in that:
In above-mentioned upper plate, be provided with some control valve openings that laterally run through its sidewall, the internal diameter of this control valve opening is not of uniform size, wherein place mid portion with a less internal diameter section, thereby this control valve opening is divided into leading portion, stage casing and back segment part, and blind nut, a piston control loop and a helical spring were provided with a piston portion in the part of above-mentioned stage casing before ecto-entad was respectively equipped with one in the above-mentioned leading portion part, reach and be provided with a helical spring and a back blind nut in the above-mentioned back segment part from inside to outside
Above-mentioned control valve opening can be divided into the left and right sides that number equates or do not wait, wherein the back segment of the control valve opening of each side is partly worn into the perforation shape for laterally cutting a hole, and about this in two penetrating vias arbitrary position respectively be provided with run through downwards this upper plate bottom surface on supply hole, in addition, in the preceding blind nut of each control valve opening and the junction of control loop, be provided with the last blowhole that runs through this upper plate bottom surface downwards, and be respectively equipped with before and after the part of stage casing venthole and on connect the hole.
In above-mentioned lower plate, be respectively equipped with the last supply hole of corresponding above-mentioned control valve opening bottom surface, last blowhole, last venthole reaches goes up the following supply hole of connecting the hole, following blowhole, lower production well reaches connects the hole down, foraminous top at this lower plate upper surface, all be embedded with the O shape ring of an anti-leak, the following supply hole of setting up wherein is horizontally through the lower plate sidewall for different fluid input (for example filtered water or filtration regulated air) is set, in addition, with control valve opening same direction, this time blowhole is horizontally through the lower plate sidewall for the gas input that is provided as signal input usefulness, this time connected the hole and is horizontally through another sidewall of lower plate for the fluid outfan is set, and lower production well connects each other and extend to outside the two ends sidewall of lower plate
Therefore, when filtering voltage stabilizing gas by this gas input input, this gas will promote control loop via descending blowhole and last blowhole, this control loop pushes away piston portion by spring action the position of its obstruction, make the penetrating via that connects the fluid input connect the hole and communicate, so this fluid is directed to corresponding fluid outfan via connecting the hole down with going up of this control valve opening.
2, cassette fluid reversing control device as claimed in claim 1, it is characterized in that, above-mentioned piston control loop is provided with two V-rings of the back of the body dorsad, the opening surface of first V-ring blind nut forward wherein, with the stage casing part that prevents to pass the peripheral flow direction control valve hole of piston control loop by the gas that last blowhole is imported, the opening surface of second V-ring is to piston portion, and the periphery that passes the piston control loop with the fluid that prevents control valve hole back segment part flows to upward blowhole place.
3, cassette fluid reversing control device as claimed in claim 1, it is characterized in that, above-mentioned piston control loop is provided with two O shape rings, first O shape ring stage casing part of passing the peripheral flow direction control valve hole of piston control loop in order to the air-flow that prevents by last blowhole input wherein, the periphery that second O shape ring passes the piston control loop in order to the fluid that prevents to control valve opening back segment part flows to goes up the blowhole place.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 89200413 CN2043113U (en) | 1989-01-07 | 1989-01-07 | Cartridge control device for fluid reversing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 89200413 CN2043113U (en) | 1989-01-07 | 1989-01-07 | Cartridge control device for fluid reversing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2043113U true CN2043113U (en) | 1989-08-23 |
Family
ID=4858508
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 89200413 Expired - Lifetime CN2043113U (en) | 1989-01-07 | 1989-01-07 | Cartridge control device for fluid reversing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2043113U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100564658C (en) * | 2004-09-22 | 2009-12-02 | Seb公司 | The flatiron that has flatiron procedure Selection control device |
| CN103637852A (en) * | 2013-11-16 | 2014-03-19 | 苏州华恒医用器械有限公司 | Medical water gas control device |
| CN108916656A (en) * | 2018-07-19 | 2018-11-30 | 赵雪虎 | A kind of fluid reversing system based on hydraulic impulse control |
-
1989
- 1989-01-07 CN CN 89200413 patent/CN2043113U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100564658C (en) * | 2004-09-22 | 2009-12-02 | Seb公司 | The flatiron that has flatiron procedure Selection control device |
| CN103637852A (en) * | 2013-11-16 | 2014-03-19 | 苏州华恒医用器械有限公司 | Medical water gas control device |
| CN108916656A (en) * | 2018-07-19 | 2018-11-30 | 赵雪虎 | A kind of fluid reversing system based on hydraulic impulse control |
| CN108916656B (en) * | 2018-07-19 | 2020-05-08 | 韶关一本机械设备有限公司 | Fluid reversing system based on hydraulic pulse control |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C15 | Extension of patent right duration from 15 to 20 years for appl. with date before 31.12.1992 and still valid on 11.12.2001 (patent law change 1993) | ||
| RN01 | Renewal of patent term | ||
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |