CN204756062U - Three in one distribution valve - Google Patents
Three in one distribution valve Download PDFInfo
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- CN204756062U CN204756062U CN201520399917.3U CN201520399917U CN204756062U CN 204756062 U CN204756062 U CN 204756062U CN 201520399917 U CN201520399917 U CN 201520399917U CN 204756062 U CN204756062 U CN 204756062U
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Abstract
The utility model relates to a three in one distribution valve, include that the axle bed with the axle sleeve, is provided with and makees rotatory axle core in the axocoel, be provided with passing away and 3 at least dispensing passage on the axle bed, the import of passing away is located the terminal surface of working on the axle bed, dispensing passage's export lie in the terminal surface of working on the axle bed, be provided with the bridging passageway that is used for feeding through the passing away respectively each dispensing passage on the axle core, the lower work terminal surface at the axle core is offered with exporting to the import of bridging passageway, the axis location that the export of bridging passageway is arranged in the terminal surface of working down is and correspond intercommunication from top to bottom with the import of passing away, and the import of bridging passageway lies in the lower work terminal surface region that corresponds above the ring region of each dispensing passage formation. The utility model discloses a three in one distribution valve can realize reagent and paraffinaceous switching to can realize the discharge to the slop wax.
Description
Technical field
The utility model relates to a kind of three-in-one distributing valve.
Background technique
Pathological diagnosis is done to disease, first need be fixed censorship tissue specimen, dewater, process that is transparent, waxdip make paraffin mass section, the pathological analysis pretreatments such as various solvent dewaters, transparent, waxdip are immersed to human body or the automatic follow procedure of animal vegetable tissue in tissue processor, are applicable to the department laboratories such as medical colleges and schools, hospital pathology department, medical research unit, animals and plants R&D institution and food inspection and use.
Existing tissue processor is divided into two classes by working method, one class several is equipped with the fluid cylinder of different solutions as Treatment Solution such as alcohol, dimethylbenzene, liquid paraffins circumferentially to arrange or linear array, and then with mechanical arm, tissue specimen being immersed fluid cylinder successively processes; Another kind of is by fixing the filling in the container of tissue specimen of liquid in each fluid cylinder successively suction one with pump.Adopt the Haug drainer of first kind working method because capacity is little, efficiency is low and eliminate gradually; The Haug drainer capacity of employing Equations of The Second Kind working method is large, efficiency is higher and obtain the higher market share, the liquid dispensing valve that this kind of Haug drainer needs a good seal performance, is active in one's movements, mix when extracting out in turn to prevent various liquid, affect the treatment effect of tissue specimen.
Existing liquid dispensing valve is along the circumferential direction evenly equipped with some inlet openings on valve seat, and spool is provided with liquid-through hole, utilizes valve core rotation, liquid-through hole is connected with certain liquid inlet opening, thus exports certain liquid.Be used in the distributing valve in tissue processor in prior art, comprise 12 reagent pipelines and 3 paraffin passages, because reagent passage and paraffin passage are all arranged on valve seat, when distributing valve breaks down, melt paraffin easily infiltrates reagent cartridge, produces large-area blocking, makes whole system form paralysis, cause the destruction of tissue specimen, form malpractice.
Model utility content
The technical problems to be solved in the utility model is: overcome the deficiencies in the prior art, provides a kind of three-in-one distributing valve.
The utility model solves the technological scheme that its technical problem adopts: a kind of three-in-one distributing valve, comprises axle bed and be arranged on the axle sleeve on axle bed, form axocoel between described axle sleeve and axle bed, is provided with the axle core that can do and rotate in described axocoel; The end face that described axle bed upper end is positioned at axocoel forms operative end surface, and the end face that described axle core is positioned at the lower end of axocoel forms lower operative end surface, and the lower operative end surface elastic compression of described axle core is fitted in the upper operative end surface of axle bed;
Described axle bed is provided with discharge route and at least 3 distribution passages, the import of described discharge route is positioned at operative end surface on described axle bed, and the import of described discharge route is positioned at the position, medial axis of operative end surface; The outlet of described distribution passage is positioned at operative end surface on described axle bed, the outlet of described each distribution passage in upper operative end surface and the medial axis of above operative end surface is the center of circle formed circumference uniform;
Described axle core is provided with the bridged appearances for discharge route being communicated with respectively each distribution passage, the import of described bridged appearances and outlet are opened in the lower operative end surface of axle core, the outlet of described bridged appearances is positioned at the position, medial axis of lower operative end surface and is communicated with the import of discharge route is corresponding up and down, and the import of described bridged appearances is positioned on lower operative end surface region corresponding above the circle ring area of each distribution passage formation.
Further, the upper end of described axle sleeve is also provided with many struts, motor fixing plate, Coupling Shaft and stepper motor, the lower end connecting bushing of each described strut, the upper end of each described strut connects motor fixing plate, described stepper motor is fixedly installed on motor fixing plate, and the rotating shaft of described stepper motor is in transmission connection through Coupling Shaft the upper end of axle core.
Further, described axle core is provided with index plate seat, and described index plate seat is provided with spacer, described index plate seat is provided with index plate, described spacer is provided with zero-bit dish; Described strut is provided with the optoelectronic switch for coordinating index plate and the work of zero-bit dish.
Further, also micro-adjusting mechanism is provided with between described motor fixing plate and strut, described fine tuning structure is: comprise several concentric adjusting sleeves, and each described concentric adjusting sleeve is arranged on the upper end of strut, and bolt is fastened and connected with concentric adjusting sleeve through after motor fixing plate.
Further, the axle core in described axle sleeve is socketed with stage clip, the axle core of described stage clip upper end is socketed with thrust-bearing, the lower end of described stage clip pushes against axle core, and the upper end of described stage clip pushes against axle sleeve through thrust-bearing.
Further, the quantity of described distribution passage is 3, and 3 are distributed passage and are respectively 1 paraffin passage, 1 reagent passage and 1 slop wax passage.
Further, the quantity of described distribution passage is 5, and 5 are distributed passage and comprise 3 paraffin passages, 1 reagent passage and 1 slop wax passage, and wherein 3 paraffin passages are disposed adjacent in upper operative end surface.
The beneficial effects of the utility model are: three-in-one distributing valve of the present utility model can realize the switching to reagent and paraffin, and can realize the discharge to slop wax.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is further illustrated.
Fig. 1 be the utility model distributing valve partly cut open schematic diagram;
Fig. 2 is the plan view of axle bed;
Fig. 3 is the A direction view in Fig. 2;
Fig. 4 is the schematic diagram of axle core;
Fig. 5 is the schematic diagram coordinated between axle core and axle bed;
Fig. 6 is when the quantity of distributing passage is 3, the using state figure of the utility model distributing valve;
Fig. 7 is when the quantity of distributing passage is 5, the using state figure of the utility model distributing valve;
Wherein, 1, stepper motor, 2, motor fixing plate, 3, with one heart adjusting sleeve, 4, strut, 5, axle sleeve, 6, axle core, 7, axle bed, 8, Coupling Shaft, 9, zero-bit dish, 10, optoelectronic switch, 11, spacer, 12, index plate, 13, index plate seat, 14, thrust-bearing, 15, stage clip, 16, discharge route, 17, distribute passage, 17-1, paraffin passage, 17-2, reagent passage, 17-3, slop wax passage, 18, bridged appearances.
Embodiment
By reference to the accompanying drawings the utility model is further described now.The schematic diagram that these accompanying drawings are simplification only illustrates basic structure of the present utility model in a schematic way, and therefore it only shows the formation relevant with the utility model.
As shown in Figures 1 to 5, a kind of three-in-one distributing valve, comprises axle bed 7 and is arranged on the axle sleeve 5 on axle bed 7, form axocoel between axle sleeve 5 and axle bed 7, be provided with the axle core 6 that can do and rotate in axocoel; The end face that axle bed 7 upper end is positioned at axocoel forms operative end surface, and the end face that axle core 6 is positioned at the lower end of axocoel forms lower operative end surface, and the lower operative end surface elastic compression of axle core 6 is fitted in the upper operative end surface of axle bed 7.
Axle bed 7 is provided with discharge route 16 and at least 3 distribution passages 17, the import of discharge route 16 is positioned at operative end surface on axle bed 7, and the import of discharge route 16 is positioned at the position, medial axis of operative end surface; Distribute the outlet of passage 17 and be positioned at operative end surface on axle bed 7, each outlet distributing passage 17 in upper operative end surface and the medial axis of above operative end surface is the center of circle formed circumferential uniform.The outlet of discharge route 16 and the import of each distribution passage 17 are the sidewall of axle bed 7.
Axle core 6 is provided with the bridged appearances 18 for discharge route 16 being communicated with respectively each distribution passage 17, the import of bridged appearances 18 and outlet are opened in the lower operative end surface of axle core 6, the outlet of bridged appearances 18 is positioned at the position, medial axis of lower operative end surface and is communicated with the import of discharge route 16 is corresponding up and down, and the import of bridged appearances 18 is positioned on lower operative end surface region corresponding above the circle ring area of each distribution passage 17 formation.
The upper end of axle sleeve 5 is also provided with many struts 4, motor fixing plate 2, Coupling Shaft 8 and stepper motor 1, the lower end connecting bushing 5 of each strut 4, the upper end of each strut 4 connects motor fixing plate 2, stepper motor 1 is fixedly installed on motor fixing plate 2, and the rotating shaft of stepper motor 1 is in transmission connection through Coupling Shaft 8 upper end of axle core 6.
Also be provided with micro-adjusting mechanism between motor fixing plate 2 and strut 4, fine tuning structure is: comprise several concentric adjusting sleeves 3, each concentric adjusting sleeve 3 is arranged on the upper end of strut 4, and bolt is fastened and connected with concentric adjusting sleeve 3 through after motor fixing plate 2.
Axle core 6 is provided with index plate seat 13, index plate seat 13 is provided with spacer 11, index plate seat 13 is provided with index plate 12, spacer 11 is provided with zero-bit dish 9; Strut 4 is provided with the optoelectronic switch 10 for coordinating index plate 12 and zero-bit dish 9 to work.
Optoelectronic switch 10 is by detecting zero-bit dish 9, thus Control Shaft core 6 turns to zero-bit state; During work, carry out stepper motor 1 by computer program and work, to be rotated by index plate 12 and the combination of optoelectronic switch 10 controls motor to the stopping of each relevant work position and operation.
Axle core 6 in axle sleeve 5 is socketed with stage clip 15, the axle core 6 of stage clip 15 upper end is socketed with thrust-bearing 14, the lower end of stage clip 15 pushes against axle core 6, and the upper end of stage clip 15 pushes against axle sleeve 5 through thrust-bearing 14.Thrust-bearing 14 can make to produce between the upper end of stage clip 15 and axle sleeve 5 to rub, and stage clip 15 can make the lower operative end surface of axle core 6 and the upper operative end surface of axle bed 7 fit tightly.
Rotated by stepper motor 1 live axle core 6, from but the bridged appearances 18 of axle core 6 lower end constantly selects the required passage be communicated with, thus according to demand discharge route 16 to be communicated with paraffin passage 17-1, reagent passage 17-2 and slop wax passage 17-3 respectively.
Embodiment 1: when the quantity of distributing passage 17 is 3, and 3 are distributed passage 17 and are respectively 1 paraffin passage 17-1,1 reagent passage 17-2 and 1 slop wax passage 17-3.
As shown in Figure 6, during concrete use, three-in-one distributing valve of the present utility model is as reagent paraffin switching valve, the paraffin passage 17-1 of three-in-one distributing valve is communicated with melt paraffin by a paraffin valve, reagent passage 17-2 in three-in-one distributing valve is communicated with outside reagent house steward, discharge route 16 in three-in-one distributing valve connects sample dewatering station, slop wax passage 17-3 is for discharging slop wax, during work, switch different stations by three-in-one distributing valve, thus make three-in-one distributing valve realize the function of logical reagent or logical paraffin or bat slop wax.
Embodiment 2: in the present embodiment, the quantity of distributing passage 17 is 5, wherein, 5 are distributed passage 17 and comprise 3 paraffin passage 17-1,1 reagent passage 17-2 and 1 slop wax passage 17-3, and wherein 3 paraffin passage 17-1 are disposed adjacent in upper operative end surface.
As shown in Figure 7, reagent passage 17-2 in three-in-one distributing valve of the present utility model connects reagent house steward, discharge route 16 connects sample dewatering station, 3 paraffin passage 17-1 connect three melt paraffins respectively, slop wax passage 17-3 is for discharging slop wax, the present embodiment compares the above embodiments 1, eliminates a paraffin valve; During work, switch different stations by three-in-one distributing valve, thus make three-in-one distributing valve realize the function of logical reagent or logical paraffin or waste discharge wax.
With above-mentioned according to desirable embodiment of the present utility model for enlightenment, by above-mentioned description, relevant staff in the scope not departing from this model utility technological thought, can carry out various change and amendment completely.The technical scope of this model utility is not limited to the content on specification, must determine its technical scope according to right.
Claims (7)
1. a three-in-one distributing valve, it is characterized in that, comprise axle bed (7) and be arranged on the axle sleeve (5) on axle bed (7), form axocoel between described axle sleeve (5) and axle bed (7), in described axocoel, be provided with the axle core (6) that can do and rotate; The end face that described axle bed (7) upper end is positioned at axocoel forms operative end surface, the end face that described axle core (6) is positioned at the lower end of axocoel forms lower operative end surface, and the lower operative end surface elastic compression of described axle core (6) is fitted in the upper operative end surface of axle bed (7);
Described axle bed (7) is provided with discharge route (16) and at least 3 distribution passage (17), the import of described discharge route (16) is positioned at the upper operative end surface of described axle bed (7), and the import of described discharge route (16) is positioned at the position, medial axis of operative end surface; The outlet of described distribution passage (17) is positioned at the upper operative end surface of described axle bed (7), the outlet of described each distribution passage (17) in upper operative end surface and the medial axis of above operative end surface is the center of circle formed circumferential uniform;
Described axle core (6) is provided with the bridged appearances for discharge route (16) being communicated with respectively each distribution passage (17), the import of described bridged appearances and outlet are opened in the lower operative end surface of axle core (6), the outlet of described bridged appearances is positioned at the position, medial axis of lower operative end surface and is communicated with the import of discharge route (16) is corresponding up and down, and the import of described bridged appearances is positioned on the lower operative end surface region corresponding to above circle ring area that each distribution passage (17) formed.
2. three-in-one distributing valve according to claim 1, it is characterized in that, the upper end of described axle sleeve (5) is also provided with many struts (4), motor fixing plate (2), Coupling Shaft (8) and stepper motor (1), the lower end connecting bushing (5) of each described strut (4), the upper end of each described strut (4) connects motor fixing plate (2), described stepper motor (1) is fixedly installed on motor fixing plate (2), the rotating shaft of described stepper motor (1) is in transmission connection through Coupling Shaft (8) upper end of axle core (6).
3. three-in-one distributing valve according to claim 2, it is characterized in that, described axle core (6) is provided with index plate seat (13), described index plate seat (13) is provided with spacer (11), described index plate seat (13) is provided with index plate (12), described spacer (11) is provided with zero-bit dish (9); Described strut (4) is provided with the optoelectronic switch (10) for coordinating index plate (12) and zero-bit dish (9) to work.
4. three-in-one distributing valve according to claim 2, it is characterized in that, also micro-adjusting mechanism is provided with between described motor fixing plate (2) and strut (4), described fine tuning structure is: comprise several concentric adjusting sleeves (3), each described concentric adjusting sleeve (3) is arranged on the upper end of strut (4), and bolt is fastened and connected with concentric adjusting sleeve (3) afterwards through motor fixing plate (2).
5. three-in-one distributing valve according to claim 1, it is characterized in that, axle core (6) in described axle sleeve (5) is socketed with stage clip (15), the axle core (6) of described stage clip (15) upper end is socketed with thrust-bearing (14), the lower end of described stage clip (15) pushes against axle core (6), and the upper end of described stage clip (15) pushes against axle sleeve (5) through thrust-bearing (14).
6. three-in-one distributing valve according to claim 1, it is characterized in that, the quantity of described distribution passage (17) is 3, and 3 are distributed passage (17) and are respectively 1 paraffin passage (17-1), 1 reagent passage (17-2) and 1 slop wax passage (17-3).
7. three-in-one distributing valve according to claim 1, it is characterized in that, the quantity of described distribution passage (17) is 5,5 are distributed passage (17) and comprise 3 paraffin passages (17-1), 1 reagent passage (17-2) and 1 slop wax passage (17-3), and wherein 3 paraffin passages (17-1) are disposed adjacent in upper operative end surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520399917.3U CN204756062U (en) | 2015-06-10 | 2015-06-10 | Three in one distribution valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520399917.3U CN204756062U (en) | 2015-06-10 | 2015-06-10 | Three in one distribution valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204756062U true CN204756062U (en) | 2015-11-11 |
Family
ID=54470769
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520399917.3U Active CN204756062U (en) | 2015-06-10 | 2015-06-10 | Three in one distribution valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204756062U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110108533A (en) * | 2019-05-24 | 2019-08-09 | 常州派斯杰医疗设备有限公司 | Tissue processor |
-
2015
- 2015-06-10 CN CN201520399917.3U patent/CN204756062U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110108533A (en) * | 2019-05-24 | 2019-08-09 | 常州派斯杰医疗设备有限公司 | Tissue processor |
| CN110108533B (en) * | 2019-05-24 | 2023-10-24 | 常州派斯杰医疗设备有限公司 | Tissue dehydrator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |