CN218510237U - Three-way regulating change valve device - Google Patents
Three-way regulating change valve device Download PDFInfo
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- CN218510237U CN218510237U CN202222809978.5U CN202222809978U CN218510237U CN 218510237 U CN218510237 U CN 218510237U CN 202222809978 U CN202222809978 U CN 202222809978U CN 218510237 U CN218510237 U CN 218510237U
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Abstract
The utility model discloses a switching-over valve device is adjusted to tee bend relates to switching-over valve technical field, including the tee bend valve casing, its characterized in that: the top of the three-way valve shell is bolted with a double-end hexagonal hollow stud, a reversing rotating rod penetrates through the double-end hexagonal hollow stud, and the bottom end of the reversing rotating rod is fixedly connected with a column type sealing inner core; a column type sealing outer core is fixedly connected in the three-way valve shell, and the column type sealing inner core is inserted in a sinking groove at the top of the column type sealing outer core; the inner wall of the upper section of the double-end hexagonal hollow stud is fixedly connected with a buffer protective sleeve at the part contacted with the reversing rotating rod; the utility model drives the column type sealing inner core to rotate by stirring the small wrench, so as to lead the T-shaped through holes of the column type sealing inner core and the column type sealing outer core to be blocked or unobstructed with each other, thereby achieving the effect of controlling the flow direction of the fluid; the requirement that microminiature instrument equipment carries out multi-path reversing adjustment on fluid in the industries of fiber lasers, fiber communication and medical instruments is met.
Description
Technical Field
The utility model relates to a switching-over valve technical field specifically is tee bend regulation switching-over valve device.
Background
The reversing valve communicates and cuts off fluid through relative movement between the valve core and the valve body, thereby realizing the reversing function, and the three-way reversing valve is one of the reversing valves.
The utility model discloses a current three-way switching-over valve is CN2021216376941 as application number, it discloses a three-way switching-over valve structure, which comprises a valve body, the drive end valve gap, overhaul the end valve gap, be equipped with in the valve body inner chamber and drive rotatory case, the case includes two sets of circular curb plates, the guide plate sets up between two sets of circular curb plates, the guide plate switches along with the rotation of case, change the material direction of transfer of valve body inner channel, and do not have the conveying dead angle with valve body inner channel and link up, it has the sealing washer to inlay on the outer lane of two sets of circular curb plates, it has the sealing strip to inlay on the both sides of guide plate is stupefied. The utility model discloses a guide plate changes the material transfer direction of valve body inner channel along with the rotatory switching of case to do not have the conveying dead angle with valve body inner channel and link up, make material transfer more smooth and easy, through forming sealed vice between sealing washer, sealing strip and the valve body inner wall, increased the leakproofness between valve body and the case.
However, the existing three-way reversing valve has a large size, a complex product structure and high manufacturing cost, so that the requirement of multi-path reversing adjustment of fluid by small and miniature instruments and equipment in the industries of fiber lasers, fiber communication and medical instruments cannot be met.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a three-way regulating reversing valve device.
The utility model solves the technical problems that: the existing three-way reversing valve is large in size, complex in product structure and high in manufacturing cost, so that the requirement for multipath reversing adjustment of fluid by small and miniature instruments in the industries of fiber lasers, fiber communication and medical instruments cannot be met.
The utility model discloses can realize through following technical scheme: the three-way regulating reversing valve device comprises a three-way valve shell and is characterized in that: the top of the three-way valve shell is bolted with a double-end hexagonal hollow stud, a reversing rotating rod penetrates through the double-end hexagonal hollow stud, and the bottom end of the reversing rotating rod is fixedly connected with a column type sealing inner core; a column type sealing outer core is fixedly connected in the three-way valve shell, and the column type sealing inner core is inserted in a sinking groove at the top of the column type sealing outer core.
The utility model discloses a further technological improvement lies in: the section of the double-end hexagonal hollow stud is in a step shape, and a buffer protective sleeve is fixedly connected to the part, in contact with the reversing rotating rod, of the inner wall of the upper section of the double-end hexagonal hollow stud.
The utility model discloses a further technological improvement lies in: the bottom cover of switching-over dwang is equipped with the spring, and the top rigid coupling of spring is in the bottom of buffering protective sheath, and the bottom of spring supports the top at the sealed inner core of column type.
The utility model discloses a further technological improvement lies in: the upper section of the double-end hexagonal hollow stud is sleeved with a mounting seat, and the top end of the double-end hexagonal hollow stud is bolted with a nut.
The utility model discloses a further technological improvement lies in: a small shifting wrench is fixedly connected to the top end of the reversing rotating rod.
The utility model discloses a further technological improvement lies in: two limit pins are fixedly connected to the top of the mounting seat at the position close to the small shifting wrench.
Compared with the prior art, the utility model discloses possess following beneficial effect:
1. the utility model drives the reversing rotating rod to rotate by stirring the small wrench, so that the reversing rotating rod drives the column type sealing inner core to rotate, and the T-shaped through holes of the column type sealing inner core and the column type sealing outer core are mutually blocked or unblocked, thereby achieving the effect of controlling the flow direction of the fluid; the requirement of micro-miniature instrument equipment for multi-path reversing adjustment of fluid in the industries of fiber lasers, fiber communication and medical instruments is met, and the applicable selection of 1/16 inch pipe diameter in the market is optimized; but also can realize the reversing of medium-pressure internal fluid.
2. In the utility model, the conical surfaces of the column type sealing inner core and the column type sealing outer core are kept to be tightly attached by utilizing the thrust of the spring, the sealing between the column type sealing inner core and the column type sealing outer core is realized, and the effects of low cost and high sealing performance are achieved; the design structure is simple, the production is convenient, and the operation and the use are simple and convenient; .
Drawings
In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.
Fig. 1 is a schematic external structural view of the present invention;
fig. 2 is a schematic plan view of the present invention;
fig. 3 isbase:Sub>A cross-sectional view taken along linebase:Sub>A-base:Sub>A of fig. 2 according to the present invention.
In the figure: 1. a three-way valve housing; 2. shifting the small spanner; 3. a reversing rotating rod; 4. a buffer protective sleeve; 5. a spring; 6. a double-end hexagonal hollow stud; 7. a mounting seat; 8. a nut; 9. a column type sealing outer core; 10. a retaining pin; 11. a column type sealing inner core; 12. a spacing pin; 13. t-shaped through holes.
Detailed Description
To further illustrate the technical means and effects of the present invention adopted to achieve the predetermined purpose of the present invention, the following detailed description of the embodiments, structures, features and effects according to the present invention will be made with reference to the accompanying drawings and preferred embodiments.
Referring to fig. 1-3, the three-way adjusting reversing valve device includes a three-way valve housing 1, a small shifting wrench 2, a reversing rotating rod 3, a buffer protective sleeve 4, a spring 5, a hexagon stud 6, a column-type inner and outer sealing core, and a mounting seat 7; the cross section of the double-end hexagonal hollow stud 6 is in a step shape, the outer diameter of the middle section of the double-end hexagonal hollow stud 6 is the largest, the outer diameter of the lower section is the next largest, and the outer diameter of the upper section is the smallest; the mounting seat 7 is sleeved on the upper section of the double-end hexagonal hollow stud 6 and is fixed on the upper section of the double-end hexagonal hollow stud 6 through a nut 8; the top of the three-way valve shell 1 is provided with a thread groove, and the lower section of the double-end hexagonal hollow stud 6 is bolted in the thread groove at the top of the three-way valve shell 1; a reversing rotating rod 3 penetrates through and is rotatably arranged in the double-end hexagonal hollow stud 6, and a small shifting wrench 2 is sleeved and fixedly connected to the top end of the reversing rotating rod 3; the three-way adjusting reversing valve has the advantages that the three-way valve shell 1, the small shifting wrench 2, the double-end hexagonal hollow stud 6 and the mounting seat 7 form the appearance structure of the three-way adjusting reversing valve.
The inner wall of the upper section of the double-end hexagonal hollow stud 6 is fixedly connected with a buffer protective sleeve 4 at the position contacted with the reversing rotating rod 3; the annular rotating rod is not contacted with the double-end hexagonal hollow stud 6, so that abrasion between the reversing rotating rod 3 and the inner wall of the double-end hexagonal hollow stud 6 is avoided; wherein the buffer protection sleeve 4 can be made of rubber material.
The mounting hole has been seted up to the lateral wall of mount pad 7, and the cooperation between mount pad 7 and the equipment through between mounting hole and the connecting piece is fixed together to the realization is to the installation of this tee bend regulation switching-over valve.
A column type sealing outer core 9 is fixedly connected inside the three-way valve shell 1, a positioning groove is formed in the bottom of the column type sealing outer core 9, a stop pin 10 is fixedly connected to the inner side wall of the bottom of the three-way valve shell 1, the stop pin 10 is inserted into the positioning groove, and the column type sealing outer core 9 is fixed inside the three-way valve shell 1 through the matching between the stop pin 10 and the positioning groove; the top of the column type sealing outer core 9 is provided with a sinking groove, and the column type sealing inner core 11 is inserted in the sinking groove at the top of the column type sealing outer core 9; a spring 5 is sleeved on the lower section of the reversing rotating rod 3, and the top end of the spring 5 is fixedly connected to the bottom of the buffer protective sleeve 4; the bottom end of the reversing rotating rod 3 is fixedly connected to the top of the column type sealing inner core 11;
the T-shaped through holes 13 are formed in the surfaces of the column type sealing inner core 11 and the column type sealing outer core 9, the T-shaped through holes 13 are also formed in the surface of the three-way valve shell 1, the T-shaped through holes 13 in the surface of the three-way valve shell 1 and the T-shaped through holes 13 in the column type sealing outer core 9 are in a communicated state, and the diameter of the T-shaped through holes 13 in the surface of the three-way valve shell 1 is larger than that of the T-shaped through holes 13 in the column type sealing outer core 9; in this tee bend regulation switching-over valve, utilize 5 thrust of spring constantly to keep the sealed inner core of column type 11 and the sealed outer core 9 conical surfaces of column type closely to laminate, through stirring little 2 rotation directions of spanner for switching-over dwang 3 drives the sealed inner core of column type 11 and rotates, makes the sealed inner core of column type 11 and the sealed outer core of column type 9's of T type through-hole 13 block each other or unobstructed control fluid direction that reaches.
Two limit pins 12 are fixedly connected to the top of the mounting seat 7 at positions close to the position where the small spanner 2 is shifted; the limiting pin 12 is used for limiting the rotation angle of the small shifting wrench 2, and ensures that the small shifting wrench 2 drives the reversing rotating rod 3 to rotate, and the T-shaped through hole 13 of the column type sealing inner core 11 and the column type sealing outer core 9 are mutually blocked or in a smooth state.
When the utility model is used, the small wrench 2 is rotated to make the small wrench contact with one of the limit pins 12, at the moment, the reversing rotating rod 3 rotates in the double-end hexagonal hollow stud 6, and the reversing rotating rod 3 drives the column type sealing inner core 11 to rotate, so that the column type sealing inner core 11 and the T-shaped through hole 13 of the column type sealing outer core 9 are blocked or unblocked, and the effect of controlling the fluid flowing direction is achieved; meanwhile, in the three-way adjusting reversing valve, the thrust of the spring 5 is utilized to constantly keep the conical surfaces of the column type sealing inner core 11 and the column type sealing outer core 9 to be tightly attached, so that the sealing between the column type sealing inner core 11 and the column type sealing outer core 9 is realized, and the three-way adjusting reversing valve has the effects of low cost and high sealing property.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and although the present invention has been disclosed with reference to the above preferred embodiment, it is not intended to limit the present invention, and any person skilled in the art can make some changes or modifications to the equivalent embodiment of the equivalent change within the technical scope of the present invention without departing from the technical scope of the present invention, but all simple modifications, equivalent changes and modifications made to the above embodiments according to the technical essence of the present invention will still fall within the technical scope of the present invention.
Claims (6)
1. Tee bend is adjusted switching-over valve device, including three-way valve casing (1), its characterized in that: the top of the three-way valve shell (1) is bolted with a double-end hexagonal hollow stud (6), a reversing rotating rod (3) penetrates through the double-end hexagonal hollow stud (6), and the bottom end of the reversing rotating rod (3) is fixedly connected with a column type sealing inner core (11); a column type sealing outer core (9) is fixedly connected in the three-way valve shell (1), and a column type sealing inner core (11) is inserted in a sinking groove at the top of the column type sealing outer core (9).
2. The three-way adjusting reversing valve device according to claim 1, characterized in that the cross section of the double-end hexagonal hollow stud (6) is stepped, and a buffer protective sleeve (4) is fixedly connected to the part of the inner wall of the upper section of the double-end hexagonal hollow stud (6) which is in contact with the reversing rotating rod (3).
3. The three-way regulating reversing valve device according to claim 2, wherein a spring (5) is sleeved at the bottom end of the reversing rotating rod (3), the top end of the spring (5) is fixedly connected to the bottom of the buffering protective sleeve (4), and the bottom end of the spring (5) abuts against the top of the column type sealing inner core (11).
4. The three-way regulating reversing valve device according to claim 1, characterized in that the upper section of the double-end hexagonal hollow stud (6) is sleeved with a mounting seat (7), and the top end of the double-end hexagonal hollow stud (6) is bolted with a nut (8).
5. The three-way regulating reversing valve device according to claim 1, characterized in that a small shifting wrench (2) is fixedly connected to the top end of the reversing rotating rod (3).
6. The three-way regulating reversing valve device according to claim 4, characterized in that two limit pins (12) are fixedly connected to the top of the mounting seat (7) at a position close to the position where the small wrench (2) is shifted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222809978.5U CN218510237U (en) | 2022-10-24 | 2022-10-24 | Three-way regulating change valve device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222809978.5U CN218510237U (en) | 2022-10-24 | 2022-10-24 | Three-way regulating change valve device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218510237U true CN218510237U (en) | 2023-02-21 |
Family
ID=85217934
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222809978.5U Active CN218510237U (en) | 2022-10-24 | 2022-10-24 | Three-way regulating change valve device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218510237U (en) |
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2022
- 2022-10-24 CN CN202222809978.5U patent/CN218510237U/en active Active
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