CN213298905U - Duplex manual three-way combined valve - Google Patents
Duplex manual three-way combined valve Download PDFInfo
- Publication number
- CN213298905U CN213298905U CN202022328235.7U CN202022328235U CN213298905U CN 213298905 U CN213298905 U CN 213298905U CN 202022328235 U CN202022328235 U CN 202022328235U CN 213298905 U CN213298905 U CN 213298905U
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- hole
- valve
- valve body
- manual
- oil
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- Expired - Fee Related
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Abstract
The utility model relates to the technical field of three-way valves, in particular to a duplex manual three-way combination valve; the valve comprises a valve body and a valve core, wherein three surfaces of the valve body are respectively provided with a first through hole, a second through hole and a third through hole, the first through hole, the second through hole and the third through hole are respectively provided with two groups, the two groups of through holes are arranged in parallel, a pipeline is arranged on the through holes, the valve body is internally provided with the rotatable valve core which is perpendicular to the first through hole, the second through hole and the third through hole, and the three surfaces of the valve core are provided with two groups of three through ball holes corresponding to the first through hole, the second through hole and the third through hole; can realize the quick switch-over of oil system through the handle switching.
Description
Technical Field
The utility model discloses three-way valve technical field, concretely relates to manual tee bend combination valve of pair.
Background
The oil system of the hydraulic power plant often has the condition that one oil filter carries out oil filtering work on two different systems respectively. Under the general condition, the oil filter only has two business turn over hydraulic fluid ports, and oil pipe can frequent dismouting in the oil strain in-process. Oil leakage is easily caused in the process of disassembly and assembly. If two oil systems are connected to the same oil filter through the duplex manual three-way combination valve, the oil systems can be switched quickly through the switching of the handles, and the time is saved.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a manual tee bend combination valve of pair can switch through the handle, realizes the oil system fast switch-over.
In order to solve the technical problem, the utility model adopts the following technical scheme:
the manual tee bend combination valve of pair, including valve body and case, first through-hole has been seted up respectively to valve body trilateral, second through-hole and third through-hole, and first through-hole, second through-hole and third through-hole are provided with two sets ofly respectively, two sets of through-hole parallel arrangement, be provided with the pipeline on the through-hole, be provided with in the valve body with first through-hole, the perpendicular pivoted case that sets up of second through-hole and third through-hole, the case trilateral seted up with first through-hole, two sets of three lead ball holes that second through-hole and third through-hole correspond, be 180 degrees settings between first through-hole and the second through-hole, be 90 degrees settings between third through-hole and first through-hole and the.
Further, the pipeline is fixed on the valve body through a flange.
Further, the top of the valve core is provided with a gland used for fixing the valve body and the valve core.
Further, a gap of 0.10mm is arranged between the gland and the valve core.
Furthermore, a sealing groove is arranged between the gland and the valve body, and an O-shaped sealing ring is arranged in the sealing groove.
Furthermore, an asbestos packing is arranged at the valve rod of the valve core, and a shaft seal gland is arranged at the top of the asbestos packing.
Further, the inner wall of the valve body and the outer surface of the valve core are both set to have roughness Ra3.2.
Furthermore, a labyrinth groove is lathed on the surface of the valve core.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses first through-hole has been seted up respectively at the trilateral of valve body, second through-hole and third through-hole, and first through-hole, second through-hole and third through-hole are provided with two sets ofly respectively, be provided with the case inside, when using, with first oil piping system connection on the first through-hole of last group through-hole, second oil piping system connection is on the second through-hole of lower group through-hole, the oil feed end and the third through-hole of oil filter are connected, and the direction of two sets of three ball holes has been set up, when using, open first oil piping system and second oil piping system, then make first oil piping system filter toward the oil filter oil feed, second oil piping system is toward the oil filter oil feed, when needing to cut the pipe oil circuit, rotatory case, make second oil piping system toward the oil filter oil feed, first oil piping system is toward the oil feed, realize oil system fast switch-over, save time.
2. The surface of the valve core is provided with a labyrinth groove by turning, so that the friction can be reduced, and the sealing effect can be increased.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a top view of the present invention;
FIG. 3 is a cross-sectional view of FIG. 1;
fig. 4 is a cross-sectional view of fig. 2.
In the figure, 1-valve body, 2-valve core, 3-gland, 4-shaft gland, 5-asbestos packing and 6-O-shaped sealing ring.
Detailed Description
As shown in fig. 1 to 4, in order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Example 1
A duplex manual three-way combination valve comprises a valve body 1 and a valve core 2, wherein three surfaces of the valve body 1 are respectively provided with a first through hole, a second through hole and a third through hole, the first through hole, the second through hole and the third through hole are respectively provided with two groups, the two groups of through holes are arranged in parallel, a pipeline is arranged on the through holes, the valve body 1 is internally provided with a rotatable valve core 2 which is perpendicular to the first through hole, the second through hole and the third through hole, three surfaces of the valve core 2 are provided with two groups of three-way ball holes which correspond to the first through hole, the second through hole and the third through hole, when in use, a first oil path system is connected on the first through hole of the upper group of through holes, a second oil path system is connected on the second through hole of the lower group of through holes, an oil inlet end of an oil filter is connected with the third through holes, the directions of the two groups of three-way ball holes are arranged, when in use, the first oil path system and the, the second oil circuit system does not feed oil to the oil filter, and when a pipe oil circuit needs to be cut, the valve core 2 is rotated, so that the second oil circuit system feeds oil to the oil filter, the first oil circuit system does not feed oil to the oil filter, the oil system is rapidly switched, and time is saved.
Example 2
On the basis of embodiment 1, the pipeline passes through the flange to be fixed on valve body 1, easy dismounting.
Example 3
On embodiment 1's basis, 2 tops of case are provided with and are used for the fixed gland 3 of valve body 1 and case 2, are provided with 0.10 mm's clearance between gland 3 and the case 2, for guaranteeing that case 2 rotates in a flexible way, are provided with the seal groove between gland 3 and the valve body 1, are provided with O type sealing washer 6 in the seal groove, and the valve rod department of case 2 is provided with asbestos packing 5 to asbestos packing 5 tops are provided with bearing seal gland 4, increase sealed effect.
Example 4
On the basis of embodiment 1, the roughness Ra3.2 is set up to the inner wall of valve body 1 and the outer surface of case 2, for guaranteeing sealed effect.
Example 5
In addition to embodiment 1, the surface of the valve core 2 is provided with a labyrinth groove by turning, so that the friction can be reduced and the sealing effect can be increased.
Although the invention has been described herein with reference to a number of illustrative embodiments thereof, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the spirit and scope of the principles of this invention. More specifically, various variations and modifications are possible in the component parts and/or arrangements of the subject combination arrangement within the scope of the disclosure, the drawings and the appended claims. In addition to variations and modifications in the component parts and/or arrangements, other uses will also be apparent to those skilled in the art.
Claims (8)
1. The manual tee bend combination valve of pair, its characterized in that: including valve body (1) and case (2), first through-hole, second through-hole and third through-hole have been seted up respectively to valve body (1) trilateral to first through-hole, second through-hole and third through-hole are provided with two sets ofly respectively, two sets of through-hole parallel arrangement are provided with the pipeline on the through-hole, be provided with in valve body (1) with first through-hole, second through-hole and third through-hole perpendicular setting can pivoted case (2), case (2) trilateral seted up with first through-hole, two sets of three ball holes that second through-hole and third through-hole correspond.
2. A duplex manual three-way combination valve according to claim 1, wherein: the pipeline is fixed on the valve body (1) through a flange.
3. A duplex manual three-way combination valve according to claim 1, wherein: the top of the valve core (2) is provided with a gland (3) for fixing the valve body (1) and the valve core (2).
4. A duplex manual three-way combination valve according to claim 3, wherein: a gap of 0.10mm is arranged between the gland (3) and the valve core (2).
5. A duplex manual three-way combination valve according to claim 3, wherein: a sealing groove is arranged between the gland (3) and the valve body (1), and an O-shaped sealing ring (6) is arranged in the sealing groove.
6. A duplex manual three-way combination valve according to claim 3, wherein: and an asbestos packing (5) is arranged at the valve rod of the valve core (2), and a shaft seal gland (4) is arranged at the top of the asbestos packing (5).
7. A duplex manual three-way combination valve according to claim 1, wherein: the inner wall of the valve body (1) and the outer surface of the valve core (2) are both set to have roughness Ra3.2.
8. A duplex manual three-way combination valve according to claim 1, wherein: the surface of the valve core (2) is lathed with a labyrinth groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022328235.7U CN213298905U (en) | 2020-10-19 | 2020-10-19 | Duplex manual three-way combined valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022328235.7U CN213298905U (en) | 2020-10-19 | 2020-10-19 | Duplex manual three-way combined valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213298905U true CN213298905U (en) | 2021-05-28 |
Family
ID=76014050
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022328235.7U Expired - Fee Related CN213298905U (en) | 2020-10-19 | 2020-10-19 | Duplex manual three-way combined valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213298905U (en) |
-
2020
- 2020-10-19 CN CN202022328235.7U patent/CN213298905U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210528 Termination date: 20211019 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |